website/search.php

   1 <?php
   2         require_once(dirname(dirname(__FILE__)).'/lib/init-website.php');
   3         require_once(CONST_BasePath.'/lib/log.php');
   4
   5         ini_set('memory_limit', '200M');
   6         $oDB =& getDB();
   7
   8         // Display defaults
   9         $fLat = CONST_Default_Lat;
  10         $fLon = CONST_Default_Lon;
  11         $iZoom = CONST_Default_Zoom;
  12         $bBoundingBoxSearch = isset($_GET['bounded'])?(bool)$_GET['bounded']:false;
  13         $sOutputFormat = 'html';
  14         $aSearchResults = array();
  15         $aExcludePlaceIDs = array();
  16         $sCountryCodesSQL = false;
  17         $sSuggestion = $sSuggestionURL = false;
  18         $bDeDupe = isset($_GET['dedupe'])?(bool)$_GET['dedupe']:true;
  19         $bReverseInPlan = false;
  20         $iFinalLimit = isset($_GET['limit'])?(int)$_GET['limit']:10;
  21         $iOffset = isset($_GET['offset'])?(int)$_GET['offset']:0;
  22         $iMaxRank = 20;
  23         if ($iFinalLimit > 50) $iFinalLimit = 50;
  24     $iLimit = $iFinalLimit + min($iFinalLimit, 10);
  25         $iMinAddressRank = 0;
  26         $iMaxAddressRank = 30;
  27
  28         // Format for output
  29         if (isset($_GET['format']) && ($_GET['format'] == 'html' || $_GET['format'] == 'xml' || $_GET['format'] == 'json' ||  $_GET['format'] == 'jsonv2'))
  30         {
  31                 $sOutputFormat = $_GET['format'];
  32         }
  33
  34         // Show / use polygons
  35         $bShowPolygons = (boolean)isset($_GET['polygon']) && $_GET['polygon'];
  36     if ($sOutputFormat == 'html') {
  37                 $bAsText = $bShowPolygons;
  38                 $bShowPolygons = false;
  39                 $bAsGeoJSON = false;
  40                 $bAsKML = false;
  41                 $bAsSVG = false;
  42         } else {
  43                 $bAsGeoJSON = (boolean)isset($_GET['polygon_geojson']) && $_GET['polygon_geojson'];
  44                 $bAsKML = (boolean)isset($_GET['polygon_kml']) && $_GET['polygon_kml'];
  45                 $bAsSVG = (boolean)isset($_GET['polygon_svg']) && $_GET['polygon_svg'];
  46                 $bAsText = (boolean)isset($_GET['polygon_text']) && $_GET['polygon_text'];
  47                 if ((($bShowPolygons?1:0)
  48                    + ($bAsGeoJSON?1:0)
  49                    + ($bAsKML?1:0)
  50                    + ($bAsSVG?1:0)
  51                    + ($bAsText?1:0)
  52                         ) > CONST_PolygonOutput_MaximumTypes) {
  53                         if (CONST_PolygonOutput_MaximumTypes) {
  54                                 userError("Select only ".CONST_PolygonOutput_MaximumTypes." polgyon output option");
  55                         } else {
  56                                 userError("Polygon output is disabled");
  57                         }
  58                         exit;
  59                 }
  60         }
  61
  62         // Show address breakdown
  63         $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
  64
  65         // Preferred language
  66         $aLangPrefOrder = getPreferredLanguages();
  67         if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
  68         if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
  69         if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;
  70
  71         $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$aLangPrefOrder))."]";
  72
  73         if (isset($_GET['exclude_place_ids']) && $_GET['exclude_place_ids'])
  74         {
  75                 foreach(explode(',',$_GET['exclude_place_ids']) as $iExcludedPlaceID)
  76                 {
  77                         $iExcludedPlaceID = (int)$iExcludedPlaceID;
  78                         if ($iExcludedPlaceID) $aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
  79                 }
  80         }
  81
  82         // Only certain ranks of feature
  83         if (isset($_GET['featureType']) && !isset($_GET['featuretype'])) $_GET['featuretype'] = $_GET['featureType'];
  84
  85         if (isset($_GET['featuretype']))
  86         {
  87                 switch($_GET['featuretype'])
  88                 {
  89                 case 'country':
  90                         $iMinAddressRank = $iMaxAddressRank = 4;
  91                         break;
  92                 case 'state':
  93                         $iMinAddressRank = $iMaxAddressRank = 8;
  94                         break;
  95                 case 'city':
  96                         $iMinAddressRank = 14;
  97                         $iMaxAddressRank = 16;
  98                         break;
  99                 case 'settlement':
 100                         $iMinAddressRank = 8;
 101                         $iMaxAddressRank = 20;
 102                         break;
 103                 }
 104         }
 105
 106         if (isset($_GET['countrycodes']))
 107         {
 108                 $aCountryCodes = array();
 109                 foreach(explode(',',$_GET['countrycodes']) as $sCountryCode)
 110                 {
 111                         if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode))
 112                         {
 113                                 $aCountryCodes[] = "'".strtolower($sCountryCode)."'";
 114                         }
 115                 }
 116                 $sCountryCodesSQL = join(',', $aCountryCodes);
 117         }
 118
 119         // Search query
 120         $sQuery = (isset($_GET['q'])?trim($_GET['q']):'');
 121         if (!$sQuery && isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'][0] == '/')
 122         {
 123                 $sQuery = substr($_SERVER['PATH_INFO'], 1);
 124
 125                 // reverse order of '/' separated string
 126                 $aPhrases = explode('/', $sQuery);
 127                 $aPhrases = array_reverse($aPhrases);
 128                 $sQuery = join(', ',$aPhrases);
 129         }
 130
 131         function structuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, $aParams, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank)
 132         {
 133                 if (!isset($_GET[$sKey])) return false;
 134                 $sValue = trim($_GET[$sKey]);
 135                 if (!$sValue) return false;
 136                 $aStructuredQuery[$sKey] = $sValue;
 137                 if ($iMinAddressRank == 0 && $iMaxAddressRank == 30) {
 138                         $iMinAddressRank = $iNewMinAddressRank;
 139                         $iMaxAddressRank = $iNewMaxAddressRank;
 140                 }
 141                 return true;
 142         }
 143
 144         // Structured query?
 145         $aStructuredOptions = array(
 146                                 array('amenity', 26, 30),
 147                                 array('street', 26, 30),
 148                                 array('city', 14, 24),
 149                                 array('county', 9, 13),
 150                                 array('state', 8, 8),
 151                                 array('country', 4, 4),
 152                                 array('postalcode', 16, 25),
 153                                 );
 154         $aStructuredQuery = array();
 155         foreach($aStructuredOptions as $aStructuredOption)
 156         {
 157                 loadStructuredAddressElement($aStructuredQuery, $iMinAddressRank, $iMaxAddressRank, $_GET, $aStructuredOption[0], $aStructuredOption[1], $aStructuredOption[2]);
 158         }
 159         if (sizeof($aStructuredQuery) > 0) {
 160                 $sQuery = join(', ', $aStructuredQuery);
 161         }
 162
 163         if ($sQuery)
 164         {
 165                 $hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
 166
 167                 // Hack to make it handle "new york, ny" (and variants) correctly
 168                 $sQuery = str_ireplace(array('New York, ny','new york, new york', 'New York ny','new york new york'), 'new york city, ny', $sQuery);
 169                 if (isset($aLangPrefOrder['name:en']))
 170                 {
 171                         $sQuery = preg_replace('/,\s*il\s*(,|$)/',', illinois\1', $sQuery);
 172                         $sQuery = preg_replace('/,\s*al\s*(,|$)/',', alabama\1', $sQuery);
 173                         $sQuery = preg_replace('/,\s*la\s*(,|$)/',', louisiana\1', $sQuery);
 174                 }
 175
 176                 // If we have a view box create the SQL
 177                 // Small is the actual view box, Large is double (on each axis) that
 178                 $sViewboxCentreSQL = $sViewboxSmallSQL = $sViewboxLargeSQL = false;
 179                 if (isset($_GET['viewboxlbrt']) && $_GET['viewboxlbrt'])
 180                 {
 181                         $aCoOrdinatesLBRT = explode(',',$_GET['viewboxlbrt']);
 182                         $_GET['viewbox'] = $aCoOrdinatesLBRT[0].','.$aCoOrdinatesLBRT[3].','.$aCoOrdinatesLBRT[2].','.$aCoOrdinatesLBRT[1];
 183                 }
 184                 if (isset($_GET['viewbox']) && $_GET['viewbox'])
 185                 {
 186                         $aCoOrdinates = explode(',',$_GET['viewbox']);
 187                         $sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
 188                         $fHeight = $aCoOrdinates[0]-$aCoOrdinates[2];
 189                         $fWidth = $aCoOrdinates[1]-$aCoOrdinates[3];
 190                         $aCoOrdinates[0] += $fHeight;
 191                         $aCoOrdinates[2] -= $fHeight;
 192                         $aCoOrdinates[1] += $fWidth;
 193                         $aCoOrdinates[3] -= $fWidth;
 194                         $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
 195                 } else {
 196                         $bBoundingBoxSearch = false;
 197                 }
 198                 if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
 199                 {
 200                         $aPoints = explode(',',$_GET['route']);
 201                         if (sizeof($aPoints) % 2 != 0)
 202                         {
 203                                 userError("Uneven number of points");
 204                                 exit;
 205                         }
 206                         $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
 207                         $fPrevCoord = false;
 208                         foreach($aPoints as $i => $fPoint)
 209                         {
 210                                 if ($i%2)
 211                                 {
 212                                         if ($i != 1) $sViewboxCentreSQL .= ",";
 213                                         $sViewboxCentreSQL .= ((float)$fPoint).' '.$fPrevCoord;
 214                                 }
 215                                 else
 216                                 {
 217                                         $fPrevCoord = (float)$fPoint;
 218                                 }
 219                         }
 220                         $sViewboxCentreSQL .= ")'::geometry,4326)";
 221
 222                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";
 223                         $sViewboxSmallSQL = $oDB->getOne($sSQL);
 224                         if (PEAR::isError($sViewboxSmallSQL))
 225                         {
 226                                 failInternalError("Could not get small viewbox.", $sSQL, $sViewboxSmallSQL);
 227                         }
 228                         $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
 229
 230                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";
 231                         $sViewboxLargeSQL = $oDB->getOne($sSQL);
 232                         if (PEAR::isError($sViewboxLargeSQL))
 233                         {
 234                                 failInternalError("Could not get large viewbox.", $sSQL, $sViewboxLargeSQL);
 235                         }
 236                         $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
 237                         $bBoundingBoxSearch = true;
 238                 }
 239
 240                 // Do we have anything that looks like a lat/lon pair?
 241                 if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[ ]+([0-9.]+)?[, ]+([EW])[ ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?\\b/', $sQuery, $aData))
 242                 {
 243                         $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
 244                         $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
 245                         if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
 246                         {
 247                                 $_GET['nearlat'] = $fQueryLat;
 248                                 $_GET['nearlon'] = $fQueryLon;
 249                                 $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 250                         }
 251                 }
 252                 elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
 253                 {
 254                         $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
 255                         $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
 256                         if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
 257                         {
 258                                 $_GET['nearlat'] = $fQueryLat;
 259                                 $_GET['nearlon'] = $fQueryLon;
 260                                 $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 261                         }
 262                 }
 263                 elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|$|\\b)/', $sQuery, $aData))
 264                 {
 265                         $fQueryLat = $aData[2];
 266                         $fQueryLon = $aData[3];
 267                         if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
 268                         {
 269                                 $_GET['nearlat'] = $fQueryLat;
 270                                 $_GET['nearlon'] = $fQueryLon;
 271                                 $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 272                         }
 273                 }
 274
 275                 if ($sQuery || $aStructuredQuery)
 276                 {
 277                         // Start with a blank search
 278                         $aSearches = array(
 279                                 array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(),
 280                                         'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
 281                         );
 282
 283                         $sNearPointSQL = false;
 284                         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
 285                         {
 286                                 $sNearPointSQL = "ST_SetSRID(ST_Point(".(float)$_GET['nearlon'].",".$_GET['nearlat']."),4326)";
 287                                 $aSearches[0]['fLat'] = (float)$_GET['nearlat'];
 288                                 $aSearches[0]['fLon'] = (float)$_GET['nearlon'];
 289                                 $aSearches[0]['fRadius'] = 0.1;
 290                         }
 291
 292                         $bSpecialTerms = false;
 293                         preg_match_all('/\\[(.*)=(.*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
 294                         $aSpecialTerms = array();
 295                         foreach($aSpecialTermsRaw as $aSpecialTerm)
 296                         {
 297                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
 298                                 $aSpecialTerms[strtolower($aSpecialTerm[1])] = $aSpecialTerm[2];
 299                         }
 300
 301                         preg_match_all('/\\[([a-zA-Z]*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
 302                         $aSpecialTerms = array();
 303                         if (isset($aStructuredQuery['amenity']) && $aStructuredQuery['amenity'])
 304                         {
 305                                 $aSpecialTermsRaw[] = array('['.$aStructuredQuery['amenity'].']', $aStructuredQuery['amenity']);
 306                                 unset($aStructuredQuery['amenity']);
 307                         }
 308                         foreach($aSpecialTermsRaw as $aSpecialTerm)
 309                         {
 310                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
 311                                 $sToken = $oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string");
 312                                 $sSQL = 'select * from (select word_id,word_token, word, class, type, location, country_code, operator';
 313                                 $sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\')) or country_code is not null';
 314                                 if (CONST_Debug) var_Dump($sSQL);
 315                                 $aSearchWords = $oDB->getAll($sSQL);
 316                                 $aNewSearches = array();
 317                                 foreach($aSearches as $aSearch)
 318                                 {
 319                                         foreach($aSearchWords as $aSearchTerm)
 320                                         {
 321                                                 $aNewSearch = $aSearch;
 322                                                 if ($aSearchTerm['country_code'])
 323                                                 {
 324                                                         $aNewSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
 325                                                         $aNewSearches[] = $aNewSearch;
 326                                                         $bSpecialTerms = true;
 327                                                 }
 328                                                 if ($aSearchTerm['class'])
 329                                                 {
 330                                                         $aNewSearch['sClass'] = $aSearchTerm['class'];
 331                                                         $aNewSearch['sType'] = $aSearchTerm['type'];
 332                                                         $aNewSearches[] = $aNewSearch;
 333                                                         $bSpecialTerms = true;
 334                                                 }
 335                                         }
 336                                 }
 337                                 $aSearches = $aNewSearches;
 338                         }
 339
 340                         // Split query into phrases
 341                         // Commas are used to reduce the search space by indicating where phrases split
 342                         if (sizeof($aStructuredQuery) > 0)
 343                         {
 344                                 $aPhrases = $aStructuredQuery;
 345                                 $bStructuredPhrases = true;
 346                         }
 347                         else
 348                         {
 349                                 $aPhrases = explode(',',$sQuery);
 350                                 $bStructuredPhrases = false;
 351                         }
 352
 353
 354                         // Convert each phrase to standard form
 355                         // Create a list of standard words
 356                         // Get all 'sets' of words
 357                         // Generate a complete list of all
 358                         $aTokens = array();
 359                         foreach($aPhrases as $iPhrase => $sPhrase)
 360                         {
 361                                 $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
 362                                 if (PEAR::isError($aPhrase))
 363                                 {
 364                                         userError("Illegal query string (not an UTF-8 string): ".$sPhrase);
 365                                         if (CONST_Debug) var_dump($aPhrase);
 366                                         exit;
 367                                 }
 368                                 if (trim($aPhrase['string']))
 369                                 {
 370                                         $aPhrases[$iPhrase] = $aPhrase;
 371                                         $aPhrases[$iPhrase]['words'] = explode(' ',$aPhrases[$iPhrase]['string']);
 372                                         $aPhrases[$iPhrase]['wordsets'] = getWordSets($aPhrases[$iPhrase]['words']);
 373                                         $aTokens = array_merge($aTokens, getTokensFromSets($aPhrases[$iPhrase]['wordsets']));
 374                                 }
 375                                 else
 376                                 {
 377                                         unset($aPhrases[$iPhrase]);
 378                                 }
 379                         }
 380
 381                         // reindex phrases - we make assumptions later on
 382                         $aPhraseTypes = array_keys($aPhrases);
 383                         $aPhrases = array_values($aPhrases);
 384
 385                         if (sizeof($aTokens))
 386                         {
 387
 388                         // Check which tokens we have, get the ID numbers
 389                         $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator';
 390                         $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';
 391                         $sSQL .= ' and search_name_count < '.CONST_Max_Word_Frequency;
 392 //                      $sSQL .= ' group by word_token, word, class, type, location, country_code';
 393
 394                         if (CONST_Debug) var_Dump($sSQL);
 395
 396                         $aValidTokens = array();
 397                         if (sizeof($aTokens))
 398                                 $aDatabaseWords = $oDB->getAll($sSQL);
 399                         else
 400                                 $aDatabaseWords = array();
 401                         if (PEAR::IsError($aDatabaseWords))
 402                         {
 403                                 failInternalError("Could not get word tokens.", $sSQL, $aDatabaseWords);
 404                         }
 405                         $aPossibleMainWordIDs = array();
 406                         foreach($aDatabaseWords as $aToken)
 407                         {
 408                                 if (isset($aValidTokens[$aToken['word_token']]))
 409                                 {
 410                                         $aValidTokens[$aToken['word_token']][] = $aToken;
 411                                 }
 412                                 else
 413                                 {
 414                                         $aValidTokens[$aToken['word_token']] = array($aToken);
 415                                 }
 416                                 if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
 417                         }
 418                         if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
 419
 420                         $aSuggestion = array();
 421                         $bSuggestion = false;
 422                         if (CONST_Suggestions_Enabled)
 423                         {
 424                                 foreach($aPhrases as $iPhrase => $aPhrase)
 425                                 {
 426                                         if (!isset($aValidTokens[' '.$aPhrase['wordsets'][0][0]]))
 427                                         {
 428                                                 $sQuotedPhrase = getDBQuoted(' '.$aPhrase['wordsets'][0][0]);
 429                                                 $aSuggestionWords = getWordSuggestions($oDB, $aPhrase['wordsets'][0][0]);
 430                                                 $aRow = $aSuggestionWords[0];
 431                                                 if ($aRow && $aRow['word'])
 432                                                 {
 433                                                         $aSuggestion[] = $aRow['word'];
 434                                                         $bSuggestion = true;
 435                                                 }
 436                                                 else
 437                                                 {
 438                                                         $aSuggestion[] = $aPhrase['string'];
 439                                                 }
 440                                         }
 441                                         else
 442                                         {
 443                                                 $aSuggestion[] = $aPhrase['string'];
 444                                         }
 445                                 }
 446                         }
 447                         if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);
 448
 449                         // Try and calculate GB postcodes we might be missing
 450                         foreach($aTokens as $sToken)
 451                         {
 452                                 // Source of gb postcodes is now definitive - always use
 453                                 if (preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData))
 454                                 {
 455                                         if (substr($aData[1],-2,1) != ' ')
 456                                         {
 457                                                 $aData[0] = substr($aData[0],0,strlen($aData[1]-1)).' '.substr($aData[0],strlen($aData[1]-1));
 458                                                 $aData[1] = substr($aData[1],0,-1).' '.substr($aData[1],-1,1);
 459                                         }
 460                                         $aGBPostcodeLocation = gbPostcodeCalculate($aData[0], $aData[1], $aData[2], $oDB);
 461                                         if ($aGBPostcodeLocation)
 462                                         {
 463                                                 $aValidTokens[$sToken] = $aGBPostcodeLocation;
 464                                         }
 465                                 }
 466                         }
 467
 468                         foreach($aTokens as $sToken)
 469                         {
 470                                 // Unknown single word token with a number - assume it is a house number
 471                                 if (!isset($aValidTokens[' '.$sToken]) && strpos($sToken,' ') === false && preg_match('/[0-9]/', $sToken))
 472                                 {
 473                                         $aValidTokens[' '.$sToken] = array(array('class'=>'place','type'=>'house'));
 474                                 }
 475                         }
 476
 477                         // Any words that have failed completely?
 478                         // TODO: suggestions
 479
 480                         // Start the search process
 481                         $aResultPlaceIDs = array();
 482
 483                         /*
 484                                 Calculate all searches using aValidTokens i.e.
 485
 486                                 'Wodsworth Road, Sheffield' =>
 487
 488                                 Phrase Wordset
 489                                 0      0       (wodsworth road)
 490                                 0      1       (wodsworth)(road)
 491                                 1      0       (sheffield)
 492
 493                                 Score how good the search is so they can be ordered
 494                         */
 495                                 foreach($aPhrases as $iPhrase => $sPhrase)
 496                                 {
 497                                         $aNewPhraseSearches = array();
 498                                         if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
 499                                         else $sPhraseType = '';
 500
 501                                         foreach($aPhrases[$iPhrase]['wordsets'] as $aWordset)
 502                                         {
 503                                                 $aWordsetSearches = $aSearches;
 504
 505                                                 // Add all words from this wordset
 506                                                 foreach($aWordset as $iToken => $sToken)
 507                                                 {
 508 //echo "<br><b>$sToken</b>";
 509                                                         $aNewWordsetSearches = array();
 510
 511                                                         foreach($aWordsetSearches as $aCurrentSearch)
 512                                                         {
 513 //echo "<i>";
 514 //var_dump($aCurrentSearch);
 515 //echo "</i>";
 516
 517                                                                 // If the token is valid
 518                                                                 if (isset($aValidTokens[' '.$sToken]))
 519                                                                 {
 520                                                                         foreach($aValidTokens[' '.$sToken] as $aSearchTerm)
 521                                                                         {
 522                                                                                 $aSearch = $aCurrentSearch;
 523                                                                                 $aSearch['iSearchRank']++;
 524                                                                                 if (($sPhraseType == '' || $sPhraseType == 'country') && $aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0')
 525                                                                                 {
 526                                                                                         if ($aSearch['sCountryCode'] === false)
 527                                                                                         {
 528                                                                                                 $aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
 529                                                                                                 // Country is almost always at the end of the string - increase score for finding it anywhere else (optimisation)
 530                                                                                                 if ($iToken+1 != sizeof($aWordset) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
 531                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 532                                                                                         }
 533                                                                                 }
 534                                                                                 elseif (isset($aSearchTerm['lat']) && $aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null)
 535                                                                                 {
 536                                                                                         if ($aSearch['fLat'] === '')
 537                                                                                         {
 538                                                                                                 $aSearch['fLat'] = $aSearchTerm['lat'];
 539                                                                                                 $aSearch['fLon'] = $aSearchTerm['lon'];
 540                                                                                                 $aSearch['fRadius'] = $aSearchTerm['radius'];
 541                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 542                                                                                         }
 543                                                                                 }
 544                                                                                 elseif (($sPhraseType == '' || $sPhraseType == 'street') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house')
 545                                                                                 {
 546                                                                                         if ($aSearch['sHouseNumber'] === '')
 547                                                                                         {
 548                                                                                                 $aSearch['sHouseNumber'] = $sToken;
 549                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 550 /*
 551                                                                                                 // Fall back to not searching for this item (better than nothing)
 552                                                                                                 $aSearch = $aCurrentSearch;
 553                                                                                                 $aSearch['iSearchRank'] += 1;
 554                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 555 */
 556                                                                                         }
 557                                                                                 }
 558                                                                                 elseif ($sPhraseType == '' && $aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null)
 559                                                                                 {
 560                                                                                         if ($aSearch['sClass'] === '')
 561                                                                                         {
 562                                                                                                 $aSearch['sOperator'] = $aSearchTerm['operator'];
 563                                                                                                 $aSearch['sClass'] = $aSearchTerm['class'];
 564                                                                                                 $aSearch['sType'] = $aSearchTerm['type'];
 565                                                                                                 if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
 566                                                                                                 else $aSearch['sOperator'] = 'near'; // near = in for the moment
 567
 568                                                                                                 // Do we have a shortcut id?
 569                                                                                                 if ($aSearch['sOperator'] == 'name')
 570                                                                                                 {
 571                                                                                                         $sSQL = "select get_tagpair('".$aSearch['sClass']."', '".$aSearch['sType']."')";
 572                                                                                                         if ($iAmenityID = $oDB->getOne($sSQL))
 573                                                                                                         {
 574                                                                                                                 $aValidTokens[$aSearch['sClass'].':'.$aSearch['sType']] = array('word_id' => $iAmenityID);
 575                                                                                                                 $aSearch['aName'][$iAmenityID] = $iAmenityID;
 576                                                                                                                 $aSearch['sClass'] = '';
 577                                                                                                                 $aSearch['sType'] = '';
 578                                                                                                         }
 579                                                                                                 }
 580                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 581                                                                                         }
 582                                                                                 }
 583                                                                                 elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
 584                                                                                 {
 585                                                                                         if (sizeof($aSearch['aName']))
 586                                                                                         {
 587                                                                                                 if (($sPhraseType != 'street' && $sPhraseType != 'country') && (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false))
 588                                                                                                 {
 589                                                                                                         $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 590                                                                                                 }
 591                                                                                                 else
 592                                                                                                 {
 593                                                                                                         $aSearch['iSearchRank'] += 1000; // skip;
 594                                                                                                 }
 595                                                                                         }
 596                                                                                         else
 597                                                                                         {
 598                                                                                                 $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 599 //                                                                                              $aSearch['iNamePhrase'] = $iPhrase;
 600                                                                                         }
 601                                                                                         if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 602                                                                                 }
 603                                                                         }
 604                                                                 }
 605                                                                 if (isset($aValidTokens[$sToken]))
 606                                                                 {
 607                                                                         // Allow searching for a word - but at extra cost
 608                                                                         foreach($aValidTokens[$sToken] as $aSearchTerm)
 609                                                                         {
 610                                                                                 if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
 611                                                                                 {
 612                                                                                         if (($sPhraseType != 'street') && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
 613                                                                                         {
 614                                                                                                 $aSearch = $aCurrentSearch;
 615                                                                                                 $aSearch['iSearchRank'] += 1;
 616                                                                                                 $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 617                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 618                                                                                         }
 619
 620                                                                                         if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
 621                                                                                         {
 622                                                                                                 $aSearch = $aCurrentSearch;
 623                                                                                                 $aSearch['iSearchRank'] += 2;
 624                                                                                                 if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
 625                                                                                                 $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 626                                                                                                 $aSearch['iNamePhrase'] = $iPhrase;
 627                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 628                                                                                         }
 629                                                                                 }
 630                                                                         }
 631                                                                 }
 632                                                                 else
 633                                                                 {
 634                                                                         // Allow skipping a word - but at EXTREAM cost
 635                                                                         //$aSearch = $aCurrentSearch;
 636                                                                         //$aSearch['iSearchRank']+=100;
 637                                                                         //$aNewWordsetSearches[] = $aSearch;
 638                                                                 }
 639                                                         }
 640                                                         // Sort and cut
 641                                                         usort($aNewWordsetSearches, 'bySearchRank');
 642                                                         $aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
 643                                                 }
 644 //                                              var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
 645
 646                                                 $aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
 647                                                 usort($aNewPhraseSearches, 'bySearchRank');
 648
 649           $aSearchHash = array();
 650           foreach($aNewPhraseSearches as $iSearch => $aSearch)
 651           {
 652             $sHash = serialize($aSearch);
 653             if (isset($aSearchHash[$sHash]))
 654             {
 655               unset($aNewPhraseSearches[$iSearch]);
 656             }
 657             else
 658             {
 659               $aSearchHash[$sHash] = 1;
 660             }
 661           }
 662
 663                                                 $aNewPhraseSearches = array_slice($aNewPhraseSearches, 0, 50);
 664                                         }
 665
 666                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
 667                                         $aGroupedSearches = array();
 668                                         foreach($aNewPhraseSearches as $aSearch)
 669                                         {
 670                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
 671                                                 {
 672                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
 673                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
 674                                                 }
 675                                         }
 676                                         ksort($aGroupedSearches);
 677
 678                                         $iSearchCount = 0;
 679                                         $aSearches = array();
 680                                         foreach($aGroupedSearches as $iScore => $aNewSearches)
 681                                         {
 682                                                 $iSearchCount += sizeof($aNewSearches);
 683                                                 $aSearches = array_merge($aSearches, $aNewSearches);
 684                                                 if ($iSearchCount > 50) break;
 685                                         }
 686
 687 //                                      if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
 688
 689                                 }
 690                         }
 691                         else
 692                         {
 693                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
 694                                         $aGroupedSearches = array();
 695                                         foreach($aSearches as $aSearch)
 696                                         {
 697                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
 698                                                 {
 699                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
 700                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
 701                                                 }
 702                                         }
 703                                         ksort($aGroupedSearches);
 704                         }
 705
 706                                 if (CONST_Debug) var_Dump($aGroupedSearches);
 707
 708                                 if ($bReverseInPlan)
 709                                 {
 710                                         $aCopyGroupedSearches = $aGroupedSearches;
 711                                         foreach($aCopyGroupedSearches as $iGroup => $aSearches)
 712                                         {
 713                                                 foreach($aSearches as $iSearch => $aSearch)
 714                                                 {
 715                                                         if (sizeof($aSearch['aAddress']))
 716                                                         {
 717                                                                 $iReverseItem = array_pop($aSearch['aAddress']);
 718                                                                 if (isset($aPossibleMainWordIDs[$iReverseItem]))
 719                                                                 {
 720                                                                         $aSearch['aAddress'] = array_merge($aSearch['aAddress'], $aSearch['aName']);
 721                                                                         $aSearch['aName'] = array($iReverseItem);
 722                                                                         $aGroupedSearches[$iGroup][] = $aSearch;
 723                                                                 }
 724 //                                                              $aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
 725         //                                                      $aGroupedSearches[$iGroup][] = $aReverseSearch;
 726                                                         }
 727                                                 }
 728                                         }
 729                                 }
 730
 731                                 // Filter out duplicate searches
 732                                 $aSearchHash = array();
 733                                 foreach($aGroupedSearches as $iGroup => $aSearches)
 734                                 {
 735                                         foreach($aSearches as $iSearch => $aSearch)
 736                                         {
 737                                                 $sHash = serialize($aSearch);
 738                                                 if (isset($aSearchHash[$sHash]))
 739                                                 {
 740                                                         unset($aGroupedSearches[$iGroup][$iSearch]);
 741                                                         if (sizeof($aGroupedSearches[$iGroup]) == 0) unset($aGroupedSearches[$iGroup]);
 742                                                 }
 743                                                 else
 744                                                 {
 745                                                         $aSearchHash[$sHash] = 1;
 746                                                 }
 747                                         }
 748                                 }
 749
 750                                 if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
 751
 752                                 $iGroupLoop = 0;
 753                                 $iQueryLoop = 0;
 754                                 foreach($aGroupedSearches as $iGroupedRank => $aSearches)
 755                                 {
 756                                         $iGroupLoop++;
 757                                         foreach($aSearches as $aSearch)
 758                                         {
 759                                                 $iQueryLoop++;
 760
 761                                                 // Must have a location term
 762                                                 if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['fLon'])
 763                                                 {
 764                                                         if ($aSearch['sCountryCode'] && !$aSearch['sClass'])
 765                                                         {
 766                                                                 if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
 767                                                                 {
 768                                                                         $sSQL = "select place_id from placex where country_code='".$aSearch['sCountryCode']."' and rank_search = 4";
 769                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 770                                                                         $sSQL .= " order by st_area(geometry) desc limit 1";
 771                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 772                                                                 }
 773                                                         }
 774                                                         else
 775                                                         {
 776                                                                 if (!$bBoundingBoxSearch && !$aSearch['fLon']) continue;
 777                                                                 if (!$aSearch['sClass']) continue;
 778                                                                 if (CONST_Debug) var_dump('<hr>',$aSearch);
 779                                                                 if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
 780                                                                 $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
 781                                                                 if ($oDB->getOne($sSQL))
 782                                                                 {
 783                                                                 $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
 784                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
 785                                                                 $sSQL .= " where st_contains($sViewboxSmallSQL, ct.centroid)";
 786                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 787                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
 788                                                                 $sSQL .= " limit $iLimit";
 789                                                                 if (CONST_Debug) var_dump($sSQL);
 790                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 791
 792                                                                 if (!sizeof($aPlaceIDs))
 793                                                                 {
 794                                                                         $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
 795                                                                         if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
 796                                                                         $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid)";
 797                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 798                                                                         if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
 799                                                                         $sSQL .= " limit $iLimit";
 800                                                                         if (CONST_Debug) var_dump($sSQL);
 801                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 802                                                                 }
 803                                                         }
 804                                                         else
 805                                                         {
 806                                                                 $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
 807                                                                 $sSQL .= " and st_contains($sViewboxSmallSQL, geometry) and linked_place_id is null";
 808                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 809                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
 810                                                                 $sSQL .= " limit $iLimit";
 811                                                                 if (CONST_Debug) var_dump($sSQL);
 812                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 813                                                         }
 814                                                         }
 815                                                 }
 816                                                 else
 817                                                 {
 818                                                         if (CONST_Debug) var_dump('<hr>',$aSearch);
 819                                                         if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
 820                                                         $aPlaceIDs = array();
 821
 822                                                         // First we need a position, either aName or fLat or both
 823                                                         $aTerms = array();
 824                                                         $aOrder = array();
 825
 826                                                         // TODO: filter out the pointless search terms (2 letter name tokens and less)
 827                                                         // they might be right - but they are just too darned expensive to run
 828                                                         if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]";
 829                                                         if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
 830                                                         if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
 831                                                         if ($aSearch['sHouseNumber']) $aTerms[] = "address_rank in (26,27)";
 832                                                         if ($aSearch['fLon'] && $aSearch['fLat'])
 833                                                         {
 834                                                                 $aTerms[] = "ST_DWithin(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326), ".$aSearch['fRadius'].")";
 835                                                                 $aOrder[] = "ST_Distance(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326)) ASC";
 836                                                         }
 837                                                         if (sizeof($aExcludePlaceIDs))
 838                                                         {
 839                                                                 $aTerms[] = "place_id not in (".join(',',$aExcludePlaceIDs).")";
 840                                                         }
 841                                                         if ($sCountryCodesSQL)
 842                                                         {
 843                                                                 $aTerms[] = "country_code in ($sCountryCodesSQL)";
 844                                                         }
 845
 846                                                         if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
 847                                                         if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
 848
 849                                                         $sImportanceSQL = 'case when importance = 0 OR importance IS NULL then 0.92-(search_rank::float/33) else importance end';
 850
 851                                                         if ($sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
 852                                                         if ($sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxLargeSQL, centroid) THEN 1 ELSE 0.5 END";
 853                                                         $aOrder[] = "$sImportanceSQL DESC";
 854
 855                                                         if (sizeof($aTerms))
 856                                                         {
 857                                                                 $sSQL = "select place_id";
 858                                                                 $sSQL .= " from search_name";
 859                                                                 $sSQL .= " where ".join(' and ',$aTerms);
 860                                                                 $sSQL .= " order by ".join(', ',$aOrder);
 861                                                                 if ($aSearch['sHouseNumber'] || $aSearch['sClass'])
 862                                                                         $sSQL .= " limit 50";
 863                                                                 elseif (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && $aSearch['sClass'])
 864                                                                         $sSQL .= " limit 1";
 865                                                                 else
 866                                                                         $sSQL .= " limit ".$iLimit;
 867
 868                                                                 if (CONST_Debug) { var_dump($sSQL); }
 869                                                                 $aViewBoxPlaceIDs = $oDB->getAll($sSQL);
 870                                                                 if (PEAR::IsError($aViewBoxPlaceIDs))
 871                                                                 {
 872                                                                         failInternalError("Could not get places for search terms.", $sSQL, $aViewBoxPlaceIDs);
 873                                                                 }
 874 //var_dump($aViewBoxPlaceIDs);
 875                                                                 // Did we have an viewbox matches?
 876                                                                 $aPlaceIDs = array();
 877                                                                 $bViewBoxMatch = false;
 878                                                                 foreach($aViewBoxPlaceIDs as $aViewBoxRow)
 879                                                                 {
 880 //                                                                      if ($bViewBoxMatch == 1 && $aViewBoxRow['in_small'] == 'f') break;
 881 //                                                                      if ($bViewBoxMatch == 2 && $aViewBoxRow['in_large'] == 'f') break;
 882 //                                                                      if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
 883 //                                                                      else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
 884                                                                         $aPlaceIDs[] = $aViewBoxRow['place_id'];
 885                                                                 }
 886                                                         }
 887 //var_Dump($aPlaceIDs);
 888 //exit;
 889
 890                                                         if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs))
 891                                                         {
 892                                                                 $aRoadPlaceIDs = $aPlaceIDs;
 893                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
 894
 895                                                                 // Now they are indexed look for a house attached to a street we found
 896                                                                 $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-,/ ]',$aSearch['sHouseNumber']).'\\\\M';
 897                                                                 $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and housenumber ~* E'".$sHouseNumberRegex."'";
 898                                                                 if (sizeof($aExcludePlaceIDs))
 899                                                                 {
 900                                                                         $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 901                                                                 }
 902                                                                 $sSQL .= " limit $iLimit";
 903                                                                 if (CONST_Debug) var_dump($sSQL);
 904                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 905
 906                                                                 // If not try the aux fallback table
 907                                                                 if (!sizeof($aPlaceIDs))
 908                                                                 {
 909                                                                         $sSQL = "select place_id from location_property_aux where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
 910                                                                         if (sizeof($aExcludePlaceIDs))
 911                                                                         {
 912                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 913                                                                         }
 914 //                                                                      $sSQL .= " limit $iLimit";
 915                                                                         if (CONST_Debug) var_dump($sSQL);
 916                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 917                                                                 }
 918
 919                                                                 if (!sizeof($aPlaceIDs))
 920                                                                 {
 921                                                                         $sSQL = "select place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
 922                                                                         if (sizeof($aExcludePlaceIDs))
 923                                                                         {
 924                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 925                                                                         }
 926 //                                                                      $sSQL .= " limit $iLimit";
 927                                                                         if (CONST_Debug) var_dump($sSQL);
 928                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 929                                                                 }
 930
 931                                                                 // Fallback to the road
 932                                                                 if (!sizeof($aPlaceIDs) && preg_match('/[0-9]+/', $aSearch['sHouseNumber']))
 933                                                                 {
 934                                                                         $aPlaceIDs = $aRoadPlaceIDs;
 935                                                                 }
 936
 937                                                         }
 938
 939                                                         if ($aSearch['sClass'] && sizeof($aPlaceIDs))
 940                                                         {
 941                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
 942
 943                                                                 $aClassPlaceIDs = array();
 944
 945                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'name')
 946                                                                 {
 947                                                                         // If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
 948                                                                         $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
 949                                                                         $sSQL .= " and linked_place_id is null";
 950                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 951                                                                         $sSQL .= " order by rank_search asc limit $iLimit";
 952                                                                         if (CONST_Debug) var_dump($sSQL);
 953                                                                         $aClassPlaceIDs = $oDB->getCol($sSQL);
 954                                                                 }
 955
 956                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
 957                                                                 {
 958                                                                         $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
 959                                                                         $bCacheTable = $oDB->getOne($sSQL);
 960
 961                                                                         $sSQL = "select min(rank_search) from placex where place_id in ($sPlaceIDs)";
 962
 963                                                                         if (CONST_Debug) var_dump($sSQL);
 964                                                                         $iMaxRank = ((int)$oDB->getOne($sSQL));
 965
 966                                                                         // For state / country level searches the normal radius search doesn't work very well
 967                                                                         $sPlaceGeom = false;
 968                                                                         if ($iMaxRank < 9 && $bCacheTable)
 969                                                                         {
 970                                                                                 // Try and get a polygon to search in instead
 971                                                                                 $sSQL = "select geometry from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank + 5 and st_geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon') order by rank_search asc limit 1";
 972                                                                                 if (CONST_Debug) var_dump($sSQL);
 973                                                                                 $sPlaceGeom = $oDB->getOne($sSQL);
 974                                                                         }
 975
 976                                                                         if ($sPlaceGeom)
 977                                                                         {
 978                                                                                 $sPlaceIDs = false;
 979                                                                         }
 980                                                                         else
 981                                                                         {
 982                                                                                 $iMaxRank += 5;
 983                                                                                 $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
 984                                                                                 if (CONST_Debug) var_dump($sSQL);
 985                                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 986                                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
 987                                                                         }
 988
 989                                                                         if ($sPlaceIDs || $sPlaceGeom)
 990                                                                         {
 991
 992                                                                         $fRange = 0.01;
 993                                                                         if ($bCacheTable)
 994                                                                         {
 995                                                                                 // More efficient - can make the range bigger
 996                                                                                 $fRange = 0.05;
 997
 998                                                                                 $sOrderBySQL = '';
 999                                                                                 if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.centroid)";
1000                                                                                 else if ($sPlaceIDs) $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
1001                                                                                 else if ($sPlaceGeom) $sOrderBysSQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
1002
1003                                                                                 $sSQL = "select distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
1004                                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
1005                                                                                 if ($sPlaceIDs)
1006                                                                                 {
1007                                                                                         $sSQL .= ",placex as f where ";
1008                                                                                         $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
1009                                                                                 }
1010                                                                                 if ($sPlaceGeom)
1011                                                                                 {
1012                                                                                         $sSQL .= " where ";
1013                                                                                         $sSQL .= "ST_Contains('".$sPlaceGeom."', l.centroid) ";
1014                                                                                 }
1015                                                                                 if (sizeof($aExcludePlaceIDs))
1016                                                                                 {
1017                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
1018                                                                                 }
1019                                                                                 if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
1020                                                                                 if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";
1021                                                                                 if ($iOffset) $sSQL .= " offset $iOffset";
1022                                                                                 $sSQL .= " limit $iLimit";
1023                                                                                 if (CONST_Debug) var_dump($sSQL);
1024                                                                                 $aClassPlaceIDs = array_merge($aClassPlaceIDs, $oDB->getCol($sSQL));
1025                                                                         }
1026                                                                         else
1027                                                                         {
1028                                                                                 if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
1029
1030                                                                                 $sOrderBySQL = '';
1031                                                                                 if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.geometry)";
1032                                                                                 else $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
1033
1034                                                                                 $sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from placex as l,placex as f where ";
1035                                                                                 $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) ";
1036                                                                                 $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
1037                                                                                 if (sizeof($aExcludePlaceIDs))
1038                                                                                 {
1039                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
1040                                                                                 }
1041                                                                                 if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";
1042                                                                                 if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
1043                                                                                 if ($iOffset) $sSQL .= " offset $iOffset";
1044                                                                                 $sSQL .= " limit $iLimit";
1045                                                                                 if (CONST_Debug) var_dump($sSQL);
1046                                                                                 $aClassPlaceIDs = array_merge($aClassPlaceIDs, $oDB->getCol($sSQL));
1047                                                                         }
1048                                                                         }
1049                                                                 }
1050
1051                                                                 $aPlaceIDs = $aClassPlaceIDs;
1052
1053                                                         }
1054
1055                                                 }
1056
1057                                                 if (PEAR::IsError($aPlaceIDs))
1058                                                 {
1059                                                         failInternalError("Could not get place IDs from tokens." ,$sSQL, $aPlaceIDs);
1060                                                 }
1061
1062                                                 if (CONST_Debug) var_Dump($aPlaceIDs);
1063
1064                                                 foreach($aPlaceIDs as $iPlaceID)
1065                                                 {
1066                                                         $aResultPlaceIDs[$iPlaceID] = $iPlaceID;
1067                                                 }
1068                                                 if ($iQueryLoop > 20) break;
1069                                         }
1070
1071                                         //exit;
1072                                         if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs)) break;
1073                                         if ($iGroupLoop > 4) break;
1074                                         if ($iQueryLoop > 30) break;
1075                                 }
1076 //exit;
1077                                 // Did we find anything?
1078                                 if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs))
1079                                 {
1080 //var_Dump($aResultPlaceIDs);exit;
1081                                         // Get the details for display (is this a redundant extra step?)
1082                                         $sPlaceIDs = join(',',$aResultPlaceIDs);
1083                                         $sOrderSQL = 'CASE ';
1084                                         foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
1085                                         {
1086                                                 $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
1087                                         }
1088                                         $sOrderSQL .= ' ELSE 10000000 END';
1089                                         $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,country_code,";
1090                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1091                                         $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
1092                                         $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
1093                                         $sSQL .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
1094 //                                      $sSQL .= $sOrderSQL." as porder, ";
1095                                         $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
1096                                         $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
1097                                         $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
1098                                         $sSQL .= "and linked_place_id is null ";
1099                                         $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
1100                                         if (!$bDeDupe) $sSQL .= ",place_id";
1101                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1102                                         $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
1103                                         $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
1104                                         $sSQL .= " union ";
1105                                         $sSQL .= "select 'T' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
1106                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1107                                         $sSQL .= "null as placename,";
1108                                         $sSQL .= "null as ref,";
1109                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1110 //                                      $sSQL .= $sOrderSQL." as porder, ";
1111                                         $sSQL .= "-0.15 as importance ";
1112                                         $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
1113                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1114                                         $sSQL .= "group by place_id";
1115                                         if (!$bDeDupe) $sSQL .= ",place_id";
1116                                         $sSQL .= " union ";
1117                                         $sSQL .= "select 'L' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
1118                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1119                                         $sSQL .= "null as placename,";
1120                                         $sSQL .= "null as ref,";
1121                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1122 //                                      $sSQL .= $sOrderSQL." as porder, ";
1123                                         $sSQL .= "-0.10 as importance ";
1124                                         $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
1125                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1126                                         $sSQL .= "group by place_id";
1127                                         if (!$bDeDupe) $sSQL .= ",place_id";
1128                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1129                                         $sSQL .= "order by importance desc";
1130 //                                      $sSQL .= "order by rank_search,rank_address,porder asc";
1131                                         if (CONST_Debug) var_dump('<hr>',$sSQL);
1132                                         $aSearchResults = $oDB->getAll($sSQL);
1133 //var_dump($sSQL,$aSearchResults);exit;
1134
1135                                         if (PEAR::IsError($aSearchResults))
1136                                         {
1137                                                 failInternalError("Could not get details for place.", $sSQL, $aSearchResults);
1138                                         }
1139                                 }
1140                         } // end if ($sQuery)
1141                         else
1142                         {
1143                                 if (isset($_GET['nearlat']) && trim($_GET['nearlat'])!=='' && isset($_GET['nearlon']) && trim($_GET['nearlon']) !== '')
1144                                 {
1145                                         $iPlaceID = geocodeReverse($_GET['nearlat'], $_GET['nearlon']);
1146                                         $aResultPlaceIDs = array($iPlaceID);
1147
1148                                         // TODO: this needs refactoring!
1149
1150                                         // Get the details for display (is this a redundant extra step?)
1151                                         $sPlaceIDs = join(',',$aResultPlaceIDs);
1152                                         $sOrderSQL = 'CASE ';
1153                                         foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
1154                                         {
1155                                                 $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
1156                                         }
1157                                         $sOrderSQL .= ' ELSE 10000000 END';
1158                                         $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,country_code,";
1159                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1160                                         $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
1161                                         $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
1162                                         $sSQL .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
1163 //                                      $sSQL .= $sOrderSQL." as porder, ";
1164                                         $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
1165                                         $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
1166                                         $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
1167                                         $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
1168                                         if (!$bDeDupe) $sSQL .= ",place_id";
1169                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1170                                         $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
1171                                         $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
1172                                         $sSQL .= " union ";
1173                                         $sSQL .= "select 'T' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
1174                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1175                                         $sSQL .= "null as placename,";
1176                                         $sSQL .= "null as ref,";
1177                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1178 //                                      $sSQL .= $sOrderSQL." as porder, ";
1179                                         $sSQL .= "-0.15 as importance ";
1180                                         $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
1181                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1182                                         $sSQL .= "group by place_id";
1183                                         if (!$bDeDupe) $sSQL .= ",place_id";
1184                                         $sSQL .= " union ";
1185                                         $sSQL .= "select 'L' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
1186                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1187                                         $sSQL .= "null as placename,";
1188                                         $sSQL .= "null as ref,";
1189                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1190 //                                      $sSQL .= $sOrderSQL." as porder, ";
1191                                         $sSQL .= "-0.10 as importance ";
1192                                         $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
1193                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1194                                         $sSQL .= "group by place_id";
1195                                         if (!$bDeDupe) $sSQL .= ",place_id";
1196                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1197                                         $sSQL .= "order by importance desc";
1198 //                                      $sSQL .= "order by rank_search,rank_address,porder asc";
1199                                         if (CONST_Debug) var_dump('<hr>',$sSQL);
1200                                         $aSearchResults = $oDB->getAll($sSQL);
1201 //var_dump($sSQL,$aSearchResults);exit;
1202
1203                                         if (PEAR::IsError($aSearchResults))
1204                                         {
1205                         failInternalError("Could not get details for place (near).", $sSQL, $aSearchResults);
1206                                         }
1207                                 }
1208                         }
1209                 }
1210
1211         $sSearchResult = '';
1212         if (!sizeof($aSearchResults) && isset($_GET['q']) && $_GET['q'])
1213         {
1214                 $sSearchResult = 'No Results Found';
1215         }
1216 //var_Dump($aSearchResults);
1217 //exit;
1218         $aClassType = getClassTypesWithImportance();
1219         $aRecheckWords = preg_split('/\b/',$sQuery);
1220         foreach($aRecheckWords as $i => $sWord)
1221         {
1222                 if (!$sWord) unset($aRecheckWords[$i]);
1223         }
1224         foreach($aSearchResults as $iResNum => $aResult)
1225         {
1226                 if (CONST_Search_AreaPolygons)
1227                 {
1228                         // Get the bounding box and outline polygon
1229                         $sSQL = "select place_id,numfeatures,area,outline,";
1230                         $sSQL .= "ST_Y(ST_PointN(ST_ExteriorRing(Box2D(outline)),4)) as minlat,ST_Y(ST_PointN(ST_ExteriorRing(Box2D(outline)),2)) as maxlat,";
1231                         $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(outline)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(outline)),3)) as maxlon,";
1232                         $sSQL .= "ST_AsText(outline) as outlinestring from get_place_boundingbox_quick(".$aResult['place_id'].")";
1233
1234                         $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
1235                         $sSQL .= "ST_Y(centroid) as centrelat,ST_X(centroid) as centrelon,";
1236                         $sSQL .= "ST_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),2)) as maxlat,";
1237                         $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),3)) as maxlon";
1238                         if ($bAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
1239                         if ($bAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
1240                         if ($bAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
1241                         if ($bAsText || $bShowPolygons) $sSQL .= ",ST_AsText(geometry) as astext";
1242                         $sSQL .= " from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';
1243                         $aPointPolygon = $oDB->getRow($sSQL);
1244                         if (PEAR::IsError($aPointPolygon))
1245                         {
1246                                 failInternalError("Could not get outline.", $sSQL, $aPointPolygon);
1247                         }
1248                         if ($aPointPolygon['place_id'])
1249                         {
1250                                 if ($bAsGeoJSON) $aResult['asgeojson'] = $aPointPolygon['asgeojson'];
1251                                 if ($bAsKML) $aResult['askml'] = $aPointPolygon['askml'];
1252                                 if ($bAsSVG) $aResult['assvg'] = $aPointPolygon['assvg'];
1253                                 if ($bAsText) $aResult['astext'] = $aPointPolygon['astext'];
1254
1255                                 if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null ) {
1256                                         $aResult['lat'] = $aPointPolygon['centrelat'];
1257                                         $aResult['lon'] = $aPointPolygon['centrelon'];
1258                                 }
1259                                 if ($bShowPolygons)
1260                                 {
1261                                         // Translate geometary string to point array
1262                                         if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
1263                                         {
1264                                                 preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
1265                                         }
1266                                         elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
1267                                         {
1268                                                 preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
1269                                         }
1270                                         elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['astext'],$aMatch))
1271                                         {
1272                                                 $fRadius = 0.01;
1273                                                 $iSteps = ($fRadius * 40000)^2;
1274                                                 $fStepSize = (2*pi())/$iSteps;
1275                                                 $aPolyPoints = array();
1276                                                 for($f = 0; $f < 2*pi(); $f += $fStepSize)
1277                                                 {
1278                                                         $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
1279                                                 }
1280                                                 $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
1281                                                 $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
1282                                                 $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
1283                                                 $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
1284                                         }
1285                                 }
1286
1287                                 // Output data suitable for display (points and a bounding box)
1288                                 if ($bShowPolygons && isset($aPolyPoints))
1289                                 {
1290                                         $aResult['aPolyPoints'] = array();
1291                                         foreach($aPolyPoints as $aPoint)
1292                                         {
1293                                                 $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1294                                         }
1295                                 }
1296                                 $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1297                         }
1298                 }
1299
1300                 if (!isset($aResult['aBoundingBox']))
1301                 {
1302                         // Default
1303                         $fDiameter = 0.0001;
1304
1305                         if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
1306                                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
1307                         {
1308                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defzoom'];
1309                         }
1310                         elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
1311                                         && $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
1312                         {
1313                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
1314                         }
1315                         $fRadius = $fDiameter / 2;
1316
1317                         $iSteps = max(8,min(100,$fRadius * 3.14 * 100000));
1318                         $fStepSize = (2*pi())/$iSteps;
1319                         $aPolyPoints = array();
1320                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
1321                         {
1322                                 $aPolyPoints[] = array('',$aResult['lon']+($fRadius*sin($f)),$aResult['lat']+($fRadius*cos($f)));
1323                         }
1324                         $aPointPolygon['minlat'] = $aResult['lat'] - $fRadius;
1325                         $aPointPolygon['maxlat'] = $aResult['lat'] + $fRadius;
1326                         $aPointPolygon['minlon'] = $aResult['lon'] - $fRadius;
1327                         $aPointPolygon['maxlon'] = $aResult['lon'] + $fRadius;
1328
1329                         // Output data suitable for display (points and a bounding box)
1330                         if ($bShowPolygons)
1331                         {
1332                                 $aResult['aPolyPoints'] = array();
1333                                 foreach($aPolyPoints as $aPoint)
1334                                 {
1335                                         $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1336                                 }
1337                         }
1338                         $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1339                 }
1340
1341                 // Is there an icon set for this type of result?
1342                 if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
1343                         && $aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
1344                 {
1345                         $aResult['icon'] = CONST_Website_BaseURL.'images/mapicons/'.$aClassType[$aResult['class'].':'.$aResult['type']]['icon'].'.p.20.png';
1346                 }
1347
1348                 if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['label'])
1349                         && $aClassType[$aResult['class'].':'.$aResult['type']]['label'])
1350                 {
1351                         $aResult['label'] = $aClassType[$aResult['class'].':'.$aResult['type']]['label'];
1352                 }
1353
1354                 if ($bShowAddressDetails)
1355                 {
1356                         $aResult['address'] = getAddressDetails($oDB, $sLanguagePrefArraySQL, $aResult['place_id'], $aResult['country_code']);
1357 //var_dump($aResult['address']);
1358 //exit;
1359                 }
1360
1361                 // Adjust importance for the number of exact string matches in the result
1362                 $aResult['importance'] = max(0.001,$aResult['importance']);
1363                 $iCountWords = 0;
1364                 $sAddress = $aResult['langaddress'];
1365                 foreach($aRecheckWords as $i => $sWord)
1366                 {
1367                         if (stripos($sAddress, $sWord)!==false) $iCountWords++;
1368                 }
1369                 $aResult['importance'] = $aResult['importance'] + ($iCountWords*0.1); // 0.1 is a completely arbitrary number but something in the range 0.1 to 0.5 would seem right
1370
1371 //if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
1372 /*
1373                 if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
1374                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
1375                 {
1376                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'];
1377                 }
1378                 elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
1379                         && $aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
1380                 {
1381                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type']]['importance'];
1382                 }
1383                 else
1384                 {
1385                         $aResult['importance'] = 1000000000000000;
1386                 }
1387 */
1388                 $aResult['name'] = $aResult['langaddress'];
1389                 $aResult['foundorder'] = $iResNum;
1390                 $aSearchResults[$iResNum] = $aResult;
1391         }
1392         uasort($aSearchResults, 'byImportance');
1393
1394 //var_dump($aSearchResults);exit;
1395
1396         $aOSMIDDone = array();
1397         $aClassTypeNameDone = array();
1398         $aToFilter = $aSearchResults;
1399         $aSearchResults = array();
1400
1401         $bFirst = true;
1402         foreach($aToFilter as $iResNum => $aResult)
1403         {
1404                 if ($aResult['type'] == 'adminitrative') $aResult['type'] = 'administrative';
1405                 $aExcludePlaceIDs[$aResult['place_id']] = $aResult['place_id'];
1406                 if ($bFirst)
1407                 {
1408                         $fLat = $aResult['lat'];
1409                         $fLon = $aResult['lon'];
1410                         if (isset($aResult['zoom'])) $iZoom = $aResult['zoom'];
1411                         $bFirst = false;
1412                 }
1413                 if (!$bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])
1414                         && !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['name']])))
1415                 {
1416                         $aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;
1417                         $aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['name']] = true;
1418                         $aSearchResults[] = $aResult;
1419                 }
1420
1421                 // Absolute limit on number of results
1422                 if (sizeof($aSearchResults) >= $iFinalLimit) break;
1423         }
1424
1425         $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");
1426
1427         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
1428         {
1429                 $sQuery .= ' ['.$_GET['nearlat'].','.$_GET['nearlon'].']';
1430         }
1431
1432         if ($sQuery)
1433         {
1434                 logEnd($oDB, $hLog, sizeof($aToFilter));
1435         }
1436         $sMoreURL = CONST_Website_BaseURL.'search?format='.urlencode($sOutputFormat).'&exclude_place_ids='.join(',',$aExcludePlaceIDs);
1437         $sMoreURL .= '&accept-language='.$_SERVER["HTTP_ACCEPT_LANGUAGE"];
1438         if ($bShowPolygons) $sMoreURL .= '&polygon=1';
1439         if ($bShowAddressDetails) $sMoreURL .= '&addressdetails=1';
1440         if (isset($_GET['viewbox']) && $_GET['viewbox']) $sMoreURL .= '&viewbox='.urlencode($_GET['viewbox']);
1441         if (isset($_GET['nearlat']) && isset($_GET['nearlon'])) $sMoreURL .= '&nearlat='.(float)$_GET['nearlat'].'&nearlon='.(float)$_GET['nearlon'];
1442         if ($sSuggestion)
1443         {
1444                 $sSuggestionURL = $sMoreURL.'&q='.urlencode($sSuggestion);
1445         }
1446         $sMoreURL .= '&q='.urlencode($sQuery);
1447
1448         if (CONST_Debug) exit;
1449
1450         include(CONST_BasePath.'/lib/template/search-'.$sOutputFormat.'.php');