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