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         $bShowPolygons = isset($_GET['polygon']) && $_GET['polygon'];
  35
  36         // Show address breakdown
  37         $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
  38
  39         // Prefered language
  40         $aLangPrefOrder = getPrefferedLangauges();
  41         if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
  42         if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
  43         if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;
  44
  45         $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$aLangPrefOrder))."]";
  46
  47         if (isset($_GET['exclude_place_ids']) && $_GET['exclude_place_ids'])
  48         {
  49                 foreach(explode(',',$_GET['exclude_place_ids']) as $iExcludedPlaceID)
  50                 {
  51                         $iExcludedPlaceID = (int)$iExcludedPlaceID;
  52                         if ($iExcludedPlaceID) $aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
  53                 }
  54         }
  55
  56   // Only certain ranks of feature
  57         if (isset($_GET['featuretype']))
  58         {
  59                 switch($_GET['featuretype'])
  60                 {
  61                 case 'country':
  62                         $iMinAddressRank = $iMaxAddressRank = 4;
  63                         break;
  64                 case 'state':
  65                         $iMinAddressRank = $iMaxAddressRank = 8;
  66                         break;
  67                 case 'city':
  68                         $iMinAddressRank = 14;
  69                         $iMaxAddressRank = 16;
  70                         break;
  71                 case 'settlement':
  72                         $iMinAddressRank = 8;
  73                         $iMaxAddressRank = 20;
  74                         break;
  75                 }
  76         }
  77
  78         if (isset($_GET['countrycodes']))
  79         {
  80                 $aCountryCodes = array();
  81                 foreach(explode(',',$_GET['countrycodes']) as $sCountryCode)
  82                 {
  83                         if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode))
  84                         {
  85                                 $aCountryCodes[] = "'".strtolower($sCountryCode)."'";
  86                         }
  87                 }
  88                 $sCountryCodesSQL = join(',', $aCountryCodes);
  89         }
  90
  91         // Search query
  92         $sQuery = (isset($_GET['q'])?trim($_GET['q']):'');
  93         if (!$sQuery && $_SERVER['PATH_INFO'] && $_SERVER['PATH_INFO'][0] == '/')
  94         {
  95                 $sQuery = substr($_SERVER['PATH_INFO'], 1);
  96
  97                 // reverse order of '/' seperated string
  98                 $aPhrases = explode('/', $sQuery);
  99                 $aPhrases = array_reverse($aPhrases);
 100                 $sQuery = join(', ',$aPhrases);
 101         }
 102
 103         if ($sQuery)
 104         {
 105                 $hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
 106
 107                 // Hack to make it handle "new york, ny" (and variants) correctly
 108                 $sQuery = str_ireplace(array('New York, ny','new york, new york', 'New York ny','new york new york'), 'new york city, ny', $sQuery);
 109
 110                 // If we have a view box create the SQL
 111                 // Small is the actual view box, Large is double (on each axis) that
 112                 $sViewboxCentreSQL = $sViewboxSmallSQL = $sViewboxLargeSQL = false;
 113                 if (isset($_GET['viewboxlbrt']) && $_GET['viewboxlbrt'])
 114                 {
 115                         $aCoOrdinatesLBRT = explode(',',$_GET['viewboxlbrt']);
 116                         $_GET['viewbox'] = $aCoOrdinatesLBRT[0].','.$aCoOrdinatesLBRT[3].','.$aCoOrdinatesLBRT[2].','.$aCoOrdinatesLBRT[1];
 117                 }
 118                 if (isset($_GET['viewbox']) && $_GET['viewbox'])
 119                 {
 120                         $aCoOrdinates = explode(',',$_GET['viewbox']);
 121                         $sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
 122                         $fHeight = $aCoOrdinates[0]-$aCoOrdinates[2];
 123                         $fWidth = $aCoOrdinates[1]-$aCoOrdinates[3];
 124                         $aCoOrdinates[0] += $fHeight;
 125                         $aCoOrdinates[2] -= $fHeight;
 126                         $aCoOrdinates[1] += $fWidth;
 127                         $aCoOrdinates[3] -= $fWidth;
 128                         $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
 129                 }
 130                 if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
 131                 {
 132                         $aPoints = explode(',',$_GET['route']);
 133                         if (sizeof($aPoints) % 2 != 0)
 134                         {
 135                                 echo "Uneven number of points";
 136                                 exit;
 137                         }
 138                         $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
 139                         $fPrevCoord = false;
 140                         foreach($aPoints as $i => $fPoint)
 141                         {
 142                                 if ($i%2)
 143                                 {
 144                                         if ($i != 1) $sViewboxCentreSQL .= ",";
 145                                         $sViewboxCentreSQL .= ((float)$fPoint).' '.$fPrevCoord;
 146                                 }
 147                                 else
 148                                 {
 149                                         $fPrevCoord = (float)$fPoint;
 150                                 }
 151                         }
 152                         $sViewboxCentreSQL .= ")'::geometry,4326)";
 153
 154                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";
 155                         $sViewboxSmallSQL = $oDB->getOne($sSQL);
 156                         if (PEAR::isError($sViewboxSmallSQL))
 157                         {
 158                                 var_dump($sViewboxSmallSQL);
 159                                 exit;
 160                         }
 161                         $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
 162
 163                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";
 164                         $sViewboxLargeSQL = $oDB->getOne($sSQL);
 165                         if (PEAR::isError($sViewboxLargeSQL))
 166                         {
 167                                 var_dump($sViewboxLargeSQL);
 168                                 exit;
 169                         }
 170                         $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
 171                 }
 172
 173                 // Do we have anything that looks like a lat/lon pair?
 174                 if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[ ]+([0-9.]+)?[, ]+([EW])[ ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?\\b/', $sQuery, $aData))
 175                 {
 176                         $_GET['nearlat'] = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
 177                         $_GET['nearlon'] = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
 178                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 179                 }
 180                 elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
 181                 {
 182                         $_GET['nearlat'] = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
 183                         $_GET['nearlon'] = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
 184                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 185                 }
 186                 elseif (preg_match('/(\\[|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|\\b)/', $sQuery, $aData))
 187                 {
 188                         $_GET['nearlat'] = $aData[2];
 189                         $_GET['nearlon'] = $aData[3];
 190                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
 191                 }
 192
 193                 if ($sQuery)
 194                 {
 195                         // Start with a blank search
 196                         $aSearches = array(
 197                                 array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(),
 198                                         'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
 199                         );
 200
 201                         $sNearPointSQL = false;
 202                         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
 203                         {
 204                                 $sNearPointSQL = "ST_SetSRID(ST_Point(".(float)$_GET['nearlon'].",".$_GET['nearlat']."),4326)";
 205                                 $aSearches[0]['fLat'] = (float)$_GET['nearlat'];
 206                                 $aSearches[0]['fLon'] = (float)$_GET['nearlon'];
 207                                 $aSearches[0]['fRadius'] = 0.1;
 208                         }
 209
 210                         $bSpecialTerms = false;
 211                         preg_match_all('/\\[(.*)=(.*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
 212                         $aSpecialTerms = array();
 213                         foreach($aSpecialTermsRaw as $aSpecialTerm)
 214                         {
 215                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
 216                                 $aSpecialTerms[strtolower($aSpecialTerm[1])] = $aSpecialTerm[2];
 217                         }
 218
 219                         preg_match_all('/\\[([a-zA-Z]*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
 220                         $aSpecialTerms = array();
 221                         foreach($aSpecialTermsRaw as $aSpecialTerm)
 222                         {
 223                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
 224                                 $sToken = $oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string");
 225                                 $sSQL = 'select * from (select word_id,word_token, word, class, type, location, country_code, operator';
 226                                 $sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\',\'highway\')) or country_code is not null';
 227                                 $aSearchWords = $oDB->getAll($sSQL);
 228                                 $aNewSearches = array();
 229                                 foreach($aSearches as $aSearch)
 230                                 {
 231                                         foreach($aSearchWords as $aSearchTerm)
 232                                         {
 233                                                 $aNewSearch = $aSearch;
 234                                                 if ($aSearchTerm['country_code'])
 235                                                 {
 236                                                         $aNewSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
 237                                                         $aNewSearches[] = $aNewSearch;
 238                                                         $bSpecialTerms = true;
 239                                                 }
 240                                                 if ($aSearchTerm['class'])
 241                                                 {
 242                                                         $aNewSearch['sClass'] = $aSearchTerm['class'];
 243                                                         $aNewSearch['sType'] = $aSearchTerm['type'];
 244                                                         $aNewSearches[] = $aNewSearch;
 245                                                         $bSpecialTerms = true;
 246                                                 }
 247                                         }
 248                                 }
 249                                 $aSearches = $aNewSearches;
 250                         }
 251
 252                         // Split query into phrases
 253                         // Commas are used to reduce the search space by indicating where phrases split
 254                         $aPhrases = explode(',',$sQuery);
 255
 256                         // Convert each phrase to standard form
 257                         // Create a list of standard words
 258                         // Get all 'sets' of words
 259                         // Generate a complete list of all
 260                         $aTokens = array();
 261                         foreach($aPhrases as $iPhrase => $sPhrase)
 262                         {
 263                                 $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
 264                                 if (PEAR::isError($aPhrase))
 265                                 {
 266                                         var_dump($aPhrase);
 267                                         exit;
 268                                 }
 269                                 if (trim($aPhrase['string']))
 270                                 {
 271                                         $aPhrases[$iPhrase] = $aPhrase;
 272                                         $aPhrases[$iPhrase]['words'] = explode(' ',$aPhrases[$iPhrase]['string']);
 273                                         $aPhrases[$iPhrase]['wordsets'] = getWordSets($aPhrases[$iPhrase]['words']);
 274                                         $aTokens = array_merge($aTokens, getTokensFromSets($aPhrases[$iPhrase]['wordsets']));
 275                                 }
 276                                 else
 277                                 {
 278                                         unset($aPhrases[$iPhrase]);
 279                                 }
 280                         }
 281
 282                         // reindex phrases - we make assumptions later on
 283                         $aPhrases = array_values($aPhrases);
 284
 285                         if (sizeof($aTokens))
 286                         {
 287
 288                         // Check which tokens we have, get the ID numbers
 289                         $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator';
 290                         $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';
 291                         $sSQL .= ' and (class is null or class not in (\'highway\'))';
 292 //                      $sSQL .= ' group by word_token, word, class, type, location, country_code';
 293
 294                         if (CONST_Debug) var_Dump($sSQL);
 295
 296                         $aValidTokens = array();
 297                         if (sizeof($aTokens))
 298                                 $aDatabaseWords = $oDB->getAll($sSQL);
 299                         else
 300                                 $aDatabaseWords = array();
 301                         if (PEAR::IsError($aDatabaseWords))
 302                         {
 303                                 var_dump($sSQL, $aDatabaseWords);
 304                                 exit;
 305                         }
 306                         $aPossibleMainWordIDs = array();
 307                         foreach($aDatabaseWords as $aToken)
 308                         {
 309                                 if (isset($aValidTokens[$aToken['word_token']]))
 310                                 {
 311                                         $aValidTokens[$aToken['word_token']][] = $aToken;
 312                                 }
 313                                 else
 314                                 {
 315                                         $aValidTokens[$aToken['word_token']] = array($aToken);
 316                                 }
 317                                 if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
 318                         }
 319                         if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
 320
 321                         $aSuggestion = array();
 322                         $bSuggestion = false;
 323                         if (CONST_Suggestions_Enabled)
 324                         {
 325                                 foreach($aPhrases as $iPhrase => $aPhrase)
 326                                 {
 327                                         if (!isset($aValidTokens[' '.$aPhrase['wordsets'][0][0]]))
 328                                         {
 329                                                 $sQuotedPhrase = getDBQuoted(' '.$aPhrase['wordsets'][0][0]);
 330                                                 $aSuggestionWords = getWordSuggestions($oDB, $aPhrase['wordsets'][0][0]);
 331                                                 $aRow = $aSuggestionWords[0];
 332                                                 if ($aRow && $aRow['word'])
 333                                                 {
 334                                                         $aSuggestion[] = $aRow['word'];
 335                                                         $bSuggestion = true;
 336                                                 }
 337                                                 else
 338                                                 {
 339                                                         $aSuggestion[] = $aPhrase['string'];
 340                                                 }
 341                                         }
 342                                         else
 343                                         {
 344                                                 $aSuggestion[] = $aPhrase['string'];
 345                                         }
 346                                 }
 347                         }
 348                         if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);
 349 /*
 350                         // Try and calculate GB postcodes we might be missing
 351                         foreach($aTokens as $sToken)
 352                         {
 353                                 if (!isset($aValidTokens[$sToken]) && !isset($aValidTokens[' '.$sToken]) && preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData))
 354                                 {
 355                                         if (substr($aData[1],-2,1) != ' ')
 356                                         {
 357                                                 $aData[0] = substr($aData[0],0,strlen($aData[1]-1)).' '.substr($aData[0],strlen($aData[1]-1));
 358                                                 $aData[1] = substr($aData[1],0,-1).' '.substr($aData[1],-1,1);
 359                                         }
 360                                         $aGBPostcodeLocation = gbPostcodeCalculate($aData[0], $aData[1], $aData[2], $oDB);
 361                                         if ($aGBPostcodeLocation)
 362                                         {
 363                                                 $aValidTokens[$sToken] = $aGBPostcodeLocation;
 364                                         }
 365                                 }
 366                         }
 367 */
 368
 369                         foreach($aTokens as $sToken)
 370                         {
 371                                 // Unknown single word token with a number - assume it is a house number
 372                                 if (!isset($aValidTokens[' '.$sToken]) && strpos($sToken,' ') === false && preg_match('/[0-9]/', $sToken))
 373                                 {
 374                                         $aValidTokens[' '.$sToken] = array('class'=>'place','type'=>'house');
 375                                 }
 376                         }
 377
 378                         // Any words that have failed completely?
 379                         // TODO: suggestions
 380
 381                         // Start the search process
 382                         $aResultPlaceIDs = array();
 383
 384                         /*
 385                                 Calculate all searches using aValidTokens i.e.
 386
 387                                 'Wodsworth Road, Sheffield' =>
 388
 389                                 Phrase Wordset
 390                                 0      0       (wodsworth road)
 391                                 0      1       (wodsworth)(road)
 392                                 1      0       (sheffield)
 393
 394                                 Score how good the search is so they can be ordered
 395                         */
 396
 397                                 foreach($aPhrases as $iPhrase => $sPhrase)
 398                                 {
 399                                         $aNewPhraseSearches = array();
 400
 401                                         foreach($aPhrases[$iPhrase]['wordsets'] as $iWordset => $aWordset)
 402                                         {
 403                                                 $aWordsetSearches = $aSearches;
 404
 405                                                 // Add all words from this wordset
 406                                                 foreach($aWordset as $sToken)
 407                                                 {
 408 //echo "<br><b>$sToken</b>";
 409                                                         $aNewWordsetSearches = array();
 410
 411                                                         foreach($aWordsetSearches as $aCurrentSearch)
 412                                                         {
 413 //echo "<i>";
 414 //var_dump($aCurrentSearch);
 415 //echo "</i>";
 416
 417                                                                 // If the token is valid
 418                                                                 if (isset($aValidTokens[' '.$sToken]))
 419                                                                 {
 420                                                                         foreach($aValidTokens[' '.$sToken] as $aSearchTerm)
 421                                                                         {
 422                                                                                 $aSearch = $aCurrentSearch;
 423                                                                                 $aSearch['iSearchRank']++;
 424                                                                                 if ($aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0')
 425                                                                                 {
 426                                                                                         if ($aSearch['sCountryCode'] === false)
 427                                                                                         {
 428                                                                                                 $aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
 429                                                                                                 // Country is almost always at the end of the string - increase score for finding it anywhere else (opimisation)
 430                                                                                                 if ($iWordset+1 != sizeof($aPhrases[$iPhrase]['wordsets']) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
 431                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 432                                                                                         }
 433                                                                                 }
 434                                                                                 elseif ($aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null)
 435                                                                                 {
 436                                                                                         if ($aSearch['fLat'] === '')
 437                                                                                         {
 438                                                                                                 $aSearch['fLat'] = $aSearchTerm['lat'];
 439                                                                                                 $aSearch['fLon'] = $aSearchTerm['lon'];
 440                                                                                                 $aSearch['fRadius'] = $aSearchTerm['radius'];
 441                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 442                                                                                         }
 443                                                                                 }
 444                                                                                 elseif ($aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house')
 445                                                                                 {
 446                                                                                         if ($aSearch['sHouseNumber'] === '')
 447                                                                                         {
 448                                                                                                 $aSearch['sHouseNumber'] = $sToken;
 449                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 450 /*
 451                                                                                                 // Fall back to not searching for this item (better than nothing)
 452                                                                                                 $aSearch = $aCurrentSearch;
 453                                                                                                 $aSearch['iSearchRank'] += 1;
 454                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 455 */
 456                                                                                         }
 457                                                                                 }
 458                                                                                 elseif ($aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null)
 459                                                                                 {
 460                                                                                         if ($aSearch['sClass'] === '')
 461                                                                                         {
 462                                                                                                 $aSearch['sOperator'] = $aSearchTerm['operator'];
 463                                                                                                 $aSearch['sClass'] = $aSearchTerm['class'];
 464                                                                                                 $aSearch['sType'] = $aSearchTerm['type'];
 465                                                                                                 if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
 466                                                                                                 else $aSearch['sOperator'] = 'near'; // near = in for the moment
 467
 468                                                                                                 // Do we have a shortcut id?
 469                                                                                                 if ($aSearch['sOperator'] == 'name')
 470                                                                                                 {
 471                                                                                                         $sSQL = "select get_tagpair('".$aSearch['sClass']."', '".$aSearch['sType']."')";
 472                                                                                                         if ($iAmenityID = $oDB->getOne($sSQL))
 473                                                                                                         {
 474                                                                                                                 $aValidTokens[$aSearch['sClass'].':'.$aSearch['sType']] = array('word_id' => $iAmenityID);
 475                                                                                                                 $aSearch['aName'][$iAmenityID] = $iAmenityID;
 476                                                                                                                 $aSearch['sClass'] = '';
 477                                                                                                                 $aSearch['sType'] = '';
 478                                                                                                         }
 479                                                                                                 }
 480                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 481                                                                                         }
 482                                                                                 }
 483                                                                                 else
 484                                                                                 {
 485                                                                                         if (sizeof($aSearch['aName']))
 486                                                                                         {
 487                                                                                                 if (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false)
 488                                                                                                 {
 489                                                                                                         $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 490                                                                                                 }
 491                                                                                                 else
 492                                                                                                 {
 493                                                                                                         $aSearch['iSearchRank'] += 1000; // skip;
 494                                                                                                 }
 495                                                                                         }
 496                                                                                         else
 497                                                                                         {
 498                                                                                                 $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 499 //                                                                                              $aSearch['iNamePhrase'] = $iPhrase;
 500                                                                                         }
 501                                                                                         if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 502                                                                                 }
 503                                                                         }
 504                                                                 }
 505                                                                 if (isset($aValidTokens[$sToken]))
 506                                                                 {
 507                                                                         // Allow searching for a word - but at extra cost
 508                                                                         foreach($aValidTokens[$sToken] as $aSearchTerm)
 509                                                                         {
 510 //var_Dump('<hr>',$aSearch['aName']);
 511
 512                                                                                 if (sizeof($aCurrentSearch['aName'])  && strlen($sToken) >= 4)
 513                                                                                 {
 514                                                                                 $aSearch = $aCurrentSearch;
 515                                                                                         $aSearch['iSearchRank'] += 1;
 516                                                                                         $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 517                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 518                                                                                 }
 519
 520                                                                                 if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
 521                                                                                 {
 522                                                                                 $aSearch = $aCurrentSearch;
 523                                                                                         $aSearch['iSearchRank'] += 2;
 524                                                                                         if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
 525                                                                                         $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
 526                                                                                         $aSearch['iNamePhrase'] = $iPhrase;
 527                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
 528                                                                                 }
 529                                                                         }
 530                                                                 }
 531                                                                 else
 532                                                                 {
 533                                                                         // Allow skipping a word - but at EXTREAM cost
 534                                                                         //$aSearch = $aCurrentSearch;
 535                                                                         //$aSearch['iSearchRank']+=100;
 536                                                                         //$aNewWordsetSearches[] = $aSearch;
 537                                                                 }
 538                                                         }
 539                                                         // Sort and cut
 540                                                         usort($aNewWordsetSearches, 'bySearchRank');
 541                                                         $aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
 542                                                 }
 543 //                                              var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
 544
 545                                                 $aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
 546                                                 usort($aNewPhraseSearches, 'bySearchRank');
 547
 548           $aSearchHash = array();
 549           foreach($aNewPhraseSearches as $iSearch => $aSearch)
 550           {
 551             $sHash = serialize($aSearch);
 552             if (isset($aSearchHash[$sHash]))
 553             {
 554               unset($aNewPhraseSearches[$iSearch]);
 555             }
 556             else
 557             {
 558               $aSearchHash[$sHash] = 1;
 559             }
 560           }
 561
 562                                                 $aNewPhraseSearches = array_slice($aNewPhraseSearches, 0, 50);
 563                                         }
 564
 565                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
 566                                         $aGroupedSearches = array();
 567                                         foreach($aNewPhraseSearches as $aSearch)
 568                                         {
 569                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
 570                                                 {
 571                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
 572                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
 573                                                 }
 574                                         }
 575                                         ksort($aGroupedSearches);
 576
 577                                         $iSearchCount = 0;
 578                                         $aSearches = array();
 579                                         foreach($aGroupedSearches as $iScore => $aNewSearches)
 580                                         {
 581                                                 $iSearchCount += sizeof($aNewSearches);
 582                                                 $aSearches = array_merge($aSearches, $aNewSearches);
 583                                                 if ($iSearchCount > 50) break;
 584                                         }
 585
 586 //                                      if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
 587
 588                                 }
 589                         }
 590                         else
 591                         {
 592                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
 593                                         $aGroupedSearches = array();
 594                                         foreach($aSearches as $aSearch)
 595                                         {
 596                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
 597                                                 {
 598                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
 599                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
 600                                                 }
 601                                         }
 602                                         ksort($aGroupedSearches);
 603                         }
 604
 605                                 if (CONST_Debug) var_Dump($aGroupedSearches);
 606
 607                                 if ($bReverseInPlan)
 608                                 {
 609                                         $aCopyGroupedSearches = $aGroupedSearches;
 610                                         foreach($aCopyGroupedSearches as $iGroup => $aSearches)
 611                                         {
 612                                                 foreach($aSearches as $iSearch => $aSearch)
 613                                                 {
 614                                                         if (sizeof($aSearch['aAddress']))
 615                                                         {
 616                                                                 $iReverseItem = array_pop($aSearch['aAddress']);
 617                                                                 if (isset($aPossibleMainWordIDs[$iReverseItem]))
 618                                                                 {
 619                                                                         $aSearch['aAddress'] = array_merge($aSearch['aAddress'], $aSearch['aName']);
 620                                                                         $aSearch['aName'] = array($iReverseItem);
 621                                                                         $aGroupedSearches[$iGroup][] = $aSearch;
 622                                                                 }
 623 //                                                              $aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
 624         //                                                      $aGroupedSearches[$iGroup][] = $aReverseSearch;
 625                                                         }
 626                                                 }
 627                                         }
 628                                 }
 629
 630                                 // Filter out duplicate searches
 631                                 $aSearchHash = array();
 632                                 foreach($aGroupedSearches as $iGroup => $aSearches)
 633                                 {
 634                                         foreach($aSearches as $iSearch => $aSearch)
 635                                         {
 636                                                 $sHash = serialize($aSearch);
 637                                                 if (isset($aSearchHash[$sHash]))
 638                                                 {
 639                                                         unset($aGroupedSearches[$iGroup][$iSearch]);
 640                                                         if (sizeof($aGroupedSearches[$iGroup]) == 0) unset($aGroupedSearches[$iGroup]);
 641                                                 }
 642                                                 else
 643                                                 {
 644                                                         $aSearchHash[$sHash] = 1;
 645                                                 }
 646                                         }
 647                                 }
 648
 649                                 if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
 650
 651                                 $iGroupLoop = 0;
 652                                 $iQueryLoop = 0;
 653                                 foreach($aGroupedSearches as $iGroupedRank => $aSearches)
 654                                 {
 655                                         $iGroupLoop++;
 656                                         foreach($aSearches as $aSearch)
 657                                         {
 658                                                 $iQueryLoop++;
 659
 660                                                 // Must have a location term
 661                                                 if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['fLon'])
 662                                                 {
 663                                                         if ($aSearch['sCountryCode'] && !$aSearch['sClass'])
 664                                                         {
 665                                                                 if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
 666                                                                 {
 667                                                                         $sSQL = "select place_id from placex where country_code='".$aSearch['sCountryCode']."' and rank_search = 4";
 668                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 669                                                                         $sSQL .= " order by st_area(geometry) desc limit 1";
 670                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 671                                                                 }
 672                                                         }
 673                                                         else
 674                                                         {
 675                                                                 if (!$bBoundingBoxSearch && !$aSearch['fLon']) continue;
 676                                                                 if (!$aSearch['sClass']) continue;
 677                                                                 if (CONST_Debug) var_dump('<hr>',$aSearch);
 678                                                                 if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
 679
 680                                                                 $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
 681                                                                 if ($oDB->getOne($sSQL))
 682                                                                 {
 683                                                                 $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];
 684                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
 685                                                                 $sSQL .= " where st_contains($sViewboxSmallSQL, centroid)";
 686                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 687                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
 688                                                                 $sSQL .= " limit $iLimit";
 689                                                                 if (CONST_Debug) var_dump($sSQL);
 690                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 691
 692                                                                 if (!sizeof($aPlaceIDs))
 693                                                                 {
 694                                                                         $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];
 695                                                                         if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
 696                                                                         $sSQL .= " where st_contains($sViewboxLargeSQL, centroid)";
 697                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 698                                                                         if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
 699                                                                         $sSQL .= " limit $iLimit";
 700                                                                         if (CONST_Debug) var_dump($sSQL);
 701                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 702                                                                 }
 703                                                         }
 704                                                         else
 705                                                         {
 706                                                                 $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
 707                                                                 $sSQL .= " and st_contains($sViewboxSmallSQL, centroid)";
 708                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 709                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
 710                                                                 $sSQL .= " limit $iLimit";
 711                                                                 if (CONST_Debug) var_dump($sSQL);
 712                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 713                                                         }
 714                                                         }
 715                                                 }
 716                                                 else
 717                                                 {
 718                                                         if (CONST_Debug) var_dump('<hr>',$aSearch);
 719                                                         if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
 720                                                         $aPlaceIDs = array();
 721
 722                                                         // First we need a position, either aName or fLat or both
 723                                                         $aTerms = array();
 724                                                         $aOrder = array();
 725                                                         if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]";
 726                                                         if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
 727                                                         if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
 728                                                         if ($aSearch['sHouseNumber']) $aTerms[] = "address_rank in (26,27)";
 729                                                         if ($aSearch['fLon'] && $aSearch['fLat'])
 730                                                         {
 731                                                                 $aTerms[] = "ST_DWithin(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326), ".$aSearch['fRadius'].")";
 732                                                                 $aOrder[] = "ST_Distance(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326)) ASC";
 733                                                         }
 734                                                         if (sizeof($aExcludePlaceIDs))
 735                                                         {
 736                                                                 $aTerms[] = "place_id not in (".join(',',$aExcludePlaceIDs).")";
 737                                                         }
 738                                                         if ($sCountryCodesSQL)
 739                                                         {
 740                                                                 $aTerms[] = "country_code in ($sCountryCodesSQL)";
 741                                                         }
 742
 743                                                         if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
 744                                                         if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
 745
 746                                                         $sImportanceSQL = 'case when importance = 0 OR importance IS NULL then 0.92-(search_rank::float/33) else importance end';
 747
 748                                                         if ($sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
 749                                                         if ($sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxLargeSQL, centroid) THEN 1 ELSE 0.5 END";
 750                                                         $aOrder[] = "$sImportanceSQL DESC";
 751
 752                                                         if (sizeof($aTerms))
 753                                                         {
 754                                                                 $sSQL = "select place_id";
 755                                                                 $sSQL .= " from search_name";
 756                                                                 $sSQL .= " where ".join(' and ',$aTerms);
 757                                                                 $sSQL .= " order by ".join(', ',$aOrder);
 758                                                                 if ($aSearch['sHouseNumber'] || $aSearch['sClass'])
 759                                                                         $sSQL .= " limit 50";
 760                                                                 elseif (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && $aSearch['sClass'])
 761                                                                         $sSQL .= " limit 1";
 762                                                                 else
 763                                                                         $sSQL .= " limit ".$iLimit;
 764
 765                                                                 if (CONST_Debug) var_dump($sSQL);
 766                                                                 $aViewBoxPlaceIDs = $oDB->getAll($sSQL);
 767                                                                 if (PEAR::IsError($aViewBoxPlaceIDs))
 768                                                                 {
 769                                                                         var_dump($sSQL, $aViewBoxPlaceIDs);
 770                                                                         exit;
 771                                                                 }
 772 //var_dump($aViewBoxPlaceIDs);
 773                                                                 // Did we have an viewbox matches?
 774                                                                 $aPlaceIDs = array();
 775                                                                 $bViewBoxMatch = false;
 776                                                                 foreach($aViewBoxPlaceIDs as $aViewBoxRow)
 777                                                                 {
 778 //                                                                      if ($bViewBoxMatch == 1 && $aViewBoxRow['in_small'] == 'f') break;
 779 //                                                                      if ($bViewBoxMatch == 2 && $aViewBoxRow['in_large'] == 'f') break;
 780 //                                                                      if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
 781 //                                                                      else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
 782                                                                         $aPlaceIDs[] = $aViewBoxRow['place_id'];
 783                                                                 }
 784                                                         }
 785 //var_Dump($aPlaceIDs);
 786 //exit;
 787
 788                                                         if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs))
 789                                                         {
 790                                                                 $aRoadPlaceIDs = $aPlaceIDs;
 791                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
 792
 793                                                                 // Now they are indexed look for a house attached to a street we found
 794                                                                 $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-, ]',$aSearch['sHouseNumber']).'\\\\M';
 795                                                                 $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and housenumber ~* E'".$sHouseNumberRegex."'";
 796                                                                 if (sizeof($aExcludePlaceIDs))
 797                                                                 {
 798                                                                         $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 799                                                                 }
 800                                                                 $sSQL .= " limit $iLimit";
 801                                                                 if (CONST_Debug) var_dump($sSQL);
 802                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 803
 804                                                                 // If not try the aux fallback table
 805                                                                 if (!sizeof($aPlaceIDs))
 806                                                                 {
 807                                                                         $sSQL = "select place_id from location_property_aux where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
 808                                                                         if (sizeof($aExcludePlaceIDs))
 809                                                                         {
 810                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 811                                                                         }
 812 //                                                                      $sSQL .= " limit $iLimit";
 813                                                                         if (CONST_Debug) var_dump($sSQL);
 814                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 815                                                                 }
 816
 817                                                                 if (!sizeof($aPlaceIDs))
 818                                                                 {
 819                                                                         $sSQL = "select place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
 820                                                                         if (sizeof($aExcludePlaceIDs))
 821                                                                         {
 822                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
 823                                                                         }
 824 //                                                                      $sSQL .= " limit $iLimit";
 825                                                                         if (CONST_Debug) var_dump($sSQL);
 826                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 827                                                                 }
 828
 829                                                                 // Fallback to the road
 830                                                                 if (!sizeof($aPlaceIDs) && preg_match('/[0-9]+/', $aSearch['sHouseNumber']))
 831                                                                 {
 832                                                                         $aPlaceIDs = $aRoadPlaceIDs;
 833                                                                 }
 834
 835                                                         }
 836
 837                                                         if ($aSearch['sClass'] && sizeof($aPlaceIDs))
 838                                                         {
 839                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
 840
 841                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'name')
 842                                                                 {
 843                                                                         // If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
 844                                                                         $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
 845                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
 846                                                                         $sSQL .= " order by rank_search asc limit $iLimit";
 847                                                                         if (CONST_Debug) var_dump($sSQL);
 848                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 849                                                                 }
 850
 851                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
 852                                                                 {
 853                                                                         $sSQL = "select rank_search from placex where place_id in ($sPlaceIDs) order by rank_search asc limit 1";
 854
 855                                                                         if (CONST_Debug) var_dump($sSQL);
 856                                                                         $iMaxRank = ((int)$oDB->getOne($sSQL)) + 5;
 857
 858                                                                         $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
 859                                                                         if (CONST_Debug) var_dump($sSQL);
 860                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
 861                                                                         $sPlaceIDs = join(',',$aPlaceIDs);
 862
 863                                                                         if ($sPlaceIDs)
 864                                                                         {
 865
 866                                                                         $fRange = 0.01;
 867                                                                         $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
 868                                                                         if ($oDB->getOne($sSQL))
 869                                                                         {
 870                                                                                 // More efficient - can make the range bigger
 871                                                                         $fRange = 0.05;
 872                                                                                 $sSQL = "select l.place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
 873                                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
 874                                                                                 $sSQL .= ",placex as f where ";
 875                                                                                 $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
 876                                                                                 if (sizeof($aExcludePlaceIDs))
 877                                                                                 {
 878                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
 879                                                                                 }
 880                                                                                 if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
 881                                                                                 if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.centroid) ASC";
 882                                                                                 else $sSQL .= " order by ST_Distance(l.centroid, f.geometry) asc";
 883                                                                                 $sSQL .= " limit $iLimit";
 884                                                                                 if (CONST_Debug) var_dump($sSQL);
 885                                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 886                                                                         }
 887                                                                         else
 888                                                                         {
 889                                                                                 if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
 890                                                                                 $sSQL = "select l.place_id from placex as l,placex as f where ";
 891                                                                                 $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) ";
 892                                                                                 $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
 893                                                                                 if (sizeof($aExcludePlaceIDs))
 894                                                                                 {
 895                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
 896                                                                                 }
 897                                                                                 if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";
 898                                                                                 if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.geometry) ASC";
 899                                                                                 else $sSQL .= " order by ST_Distance(l.geometry, f.geometry) asc, l.rank_search ASC";
 900                                                                                 $sSQL .= " limit $iLimit";
 901                                                                                 if (CONST_Debug) var_dump($sSQL);
 902                                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
 903                                                                         }
 904                                                                         }
 905                                                                 }
 906                                                         }
 907
 908                                                 }
 909
 910                                                 if (PEAR::IsError($aPlaceIDs))
 911                                                 {
 912                                                         var_dump($sSQL, $aPlaceIDs);
 913                                                         exit;
 914                                                 }
 915
 916                                                 if (CONST_Debug) var_Dump($aPlaceIDs);
 917
 918                                                 foreach($aPlaceIDs as $iPlaceID)
 919                                                 {
 920                                                         $aResultPlaceIDs[$iPlaceID] = $iPlaceID;
 921                                                 }
 922                                                 if ($iQueryLoop > 20) break;
 923                                         }
 924                                         //exit;
 925                                         if (sizeof($aResultPlaceIDs)) break;
 926                                         if ($iGroupLoop > 4) break;
 927                                         if ($iQueryLoop > 30) break;
 928                                 }
 929 //exit;
 930                                 // Did we find anything?
 931                                 if (sizeof($aResultPlaceIDs))
 932                                 {
 933 //var_Dump($aResultPlaceIDs);exit;
 934                                         // Get the details for display (is this a redundant extra step?)
 935                                         $sPlaceIDs = join(',',$aResultPlaceIDs);
 936                                         $sOrderSQL = 'CASE ';
 937                                         foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
 938                                         {
 939                                                 $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
 940                                         }
 941                                         $sOrderSQL .= ' ELSE 10000000 END';
 942                                         $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,country_code,";
 943                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
 944                                         $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
 945                                         $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
 946                                         $sSQL .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
 947 //                                      $sSQL .= $sOrderSQL." as porder, ";
 948                                         $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
 949                                         $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
 950                                         $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
 951                                         $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
 952                                         if (!$bDeDupe) $sSQL .= ",place_id";
 953                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
 954                                         $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
 955                                         $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
 956                                         $sSQL .= " union ";
 957                                         $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,";
 958                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
 959                                         $sSQL .= "null as placename,";
 960                                         $sSQL .= "null as ref,";
 961                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
 962 //                                      $sSQL .= $sOrderSQL." as porder, ";
 963                                         $sSQL .= "-0.15 as importance ";
 964                                         $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
 965                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
 966                                         $sSQL .= "group by place_id";
 967                                         if (!$bDeDupe) $sSQL .= ",place_id";
 968                                         $sSQL .= " union ";
 969                                         $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,";
 970                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
 971                                         $sSQL .= "null as placename,";
 972                                         $sSQL .= "null as ref,";
 973                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
 974 //                                      $sSQL .= $sOrderSQL." as porder, ";
 975                                         $sSQL .= "-0.10 as importance ";
 976                                         $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
 977                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
 978                                         $sSQL .= "group by place_id";
 979                                         if (!$bDeDupe) $sSQL .= ",place_id";
 980                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
 981                                         $sSQL .= "order by importance desc";
 982 //                                      $sSQL .= "order by rank_search,rank_address,porder asc";
 983                                         if (CONST_Debug) var_dump('<hr>',$sSQL);
 984                                         $aSearchResults = $oDB->getAll($sSQL);
 985 //var_dump($sSQL,$aSearchResults);exit;
 986
 987                                         if (PEAR::IsError($aSearchResults))
 988                                         {
 989                                                 var_dump($sSQL, $aSearchResults);
 990                                                 exit;
 991                                         }
 992                                 }
 993                         } // end if ($sQuery)
 994                         else
 995                         {
 996                                 if (isset($_GET['nearlat']) && trim($_GET['nearlat'])!=='' && isset($_GET['nearlon']) && trim($_GET['nearlon']) !== '')
 997                                 {
 998                                         $iPlaceID = geocodeReverse($_GET['nearlat'], $_GET['nearlon']);
 999                                         $aResultPlaceIDs = array($iPlaceID);
1000
1001                                         // TODO: this needs refactoring!
1002
1003                                         // Get the details for display (is this a redundant extra step?)
1004                                         $sPlaceIDs = join(',',$aResultPlaceIDs);
1005                                         $sOrderSQL = 'CASE ';
1006                                         foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
1007                                         {
1008                                                 $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
1009                                         }
1010                                         $sOrderSQL .= ' ELSE 10000000 END';
1011                                         $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,country_code,";
1012                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1013                                         $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
1014                                         $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
1015                                         $sSQL .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
1016 //                                      $sSQL .= $sOrderSQL." as porder, ";
1017                                         $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
1018                                         $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
1019                                         $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
1020                                         $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
1021                                         if (!$bDeDupe) $sSQL .= ",place_id";
1022                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1023                                         $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
1024                                         $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
1025                                         $sSQL .= " union ";
1026                                         $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,";
1027                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1028                                         $sSQL .= "null as placename,";
1029                                         $sSQL .= "null as ref,";
1030                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1031 //                                      $sSQL .= $sOrderSQL." as porder, ";
1032                                         $sSQL .= "-0.15 as importance ";
1033                                         $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
1034                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1035                                         $sSQL .= "group by place_id";
1036                                         if (!$bDeDupe) $sSQL .= ",place_id";
1037                                         $sSQL .= " union ";
1038                                         $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,";
1039                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
1040                                         $sSQL .= "null as placename,";
1041                                         $sSQL .= "null as ref,";
1042                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
1043 //                                      $sSQL .= $sOrderSQL." as porder, ";
1044                                         $sSQL .= "-0.10 as importance ";
1045                                         $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
1046                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
1047                                         $sSQL .= "group by place_id";
1048                                         if (!$bDeDupe) $sSQL .= ",place_id";
1049                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
1050                                         $sSQL .= "order by importance desc";
1051 //                                      $sSQL .= "order by rank_search,rank_address,porder asc";
1052                                         if (CONST_Debug) var_dump('<hr>',$sSQL);
1053                                         $aSearchResults = $oDB->getAll($sSQL);
1054 //var_dump($sSQL,$aSearchResults);exit;
1055
1056                                         if (PEAR::IsError($aSearchResults))
1057                                         {
1058                                                 var_dump($sSQL, $aSearchResults);
1059                                                 exit;
1060                                         }
1061                                 }
1062                         }
1063                 }
1064
1065         $sSearchResult = '';
1066         if (!sizeof($aSearchResults) && isset($_GET['q']) && $_GET['q'])
1067         {
1068                 $sSearchResult = 'No Results Found';
1069         }
1070 //var_Dump($aSearchResults);
1071 //exit;
1072         $aClassType = getClassTypesWithImportance();
1073         foreach($aSearchResults as $iResNum => $aResult)
1074         {
1075                 if (CONST_Search_AreaPolygons || true)
1076                 {
1077                         // Get the bounding box and outline polygon
1078                         $sSQL = "select place_id,numfeatures,area,outline,";
1079                         $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),2)) as maxlat,";
1080                         $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),3)) as maxlon,";
1081                         $sSQL .= "ST_AsText(outline) as outlinestring from get_place_boundingbox_quick(".$aResult['place_id'].")";
1082
1083                         $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
1084                         $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)) as maxlat,";
1085                         $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)) as maxlon,";
1086                         $sSQL .= "ST_AsText(geometry) as outlinestring from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(ST_Box2D(geometry)) = \'ST_Polygon\'';
1087                         $aPointPolygon = $oDB->getRow($sSQL);
1088                         if (PEAR::IsError($aPointPolygon))
1089                         {
1090                                 var_dump($sSQL, $aPointPolygon);
1091                                 exit;
1092                         }
1093                         if ($aPointPolygon['place_id'])
1094                         {
1095                                 // Translate geometary string to point array
1096                                 if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
1097                                 {
1098                                         preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
1099                                 }
1100                                 elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['outlinestring'],$aMatch))
1101                                 {
1102                                         $fRadius = 0.01;
1103                                         $iSteps = ($fRadius * 40000)^2;
1104                                         $fStepSize = (2*pi())/$iSteps;
1105                                         $aPolyPoints = array();
1106                                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
1107                                         {
1108                                                 $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
1109                                         }
1110                                         $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
1111                                         $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
1112                                         $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
1113                                         $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
1114                                 }
1115
1116                                 // Output data suitable for display (points and a bounding box)
1117                                 if ($bShowPolygons)
1118                                 {
1119                                         $aResult['aPolyPoints'] = array();
1120                                         foreach($aPolyPoints as $aPoint)
1121                                         {
1122                                                 $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1123                                         }
1124                                 }
1125                                 $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1126                         }
1127                 }
1128
1129                 if (!isset($aResult['aBoundingBox']))
1130                 {
1131                         // Default
1132                         $fDiameter = 0.0001;
1133
1134                         if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
1135                                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
1136                         {
1137                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defzoom'];
1138                         }
1139                         elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
1140                                         && $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
1141                         {
1142                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
1143                         }
1144                         $fRadius = $fDiameter / 2;
1145
1146                         $iSteps = max(8,min(100,$fRadius * 3.14 * 100000));
1147                         $fStepSize = (2*pi())/$iSteps;
1148                         $aPolyPoints = array();
1149                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
1150                         {
1151                                 $aPolyPoints[] = array('',$aResult['lon']+($fRadius*sin($f)),$aResult['lat']+($fRadius*cos($f)));
1152                         }
1153                         $aPointPolygon['minlat'] = $aResult['lat'] - $fRadius;
1154                         $aPointPolygon['maxlat'] = $aResult['lat'] + $fRadius;
1155                         $aPointPolygon['minlon'] = $aResult['lon'] - $fRadius;
1156                         $aPointPolygon['maxlon'] = $aResult['lon'] + $fRadius;
1157
1158                         // Output data suitable for display (points and a bounding box)
1159                         if ($bShowPolygons)
1160                         {
1161                                 $aResult['aPolyPoints'] = array();
1162                                 foreach($aPolyPoints as $aPoint)
1163                                 {
1164                                         $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1165                                 }
1166                         }
1167                         $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1168                 }
1169
1170                 // Is there an icon set for this type of result?
1171                 if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
1172                         && $aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
1173                 {
1174                         $aResult['icon'] = CONST_Website_BaseURL.'images/mapicons/'.$aClassType[$aResult['class'].':'.$aResult['type']]['icon'].'.p.20.png';
1175                 }
1176
1177                 if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['label'])
1178                         && $aClassType[$aResult['class'].':'.$aResult['type']]['label'])
1179                 {
1180                         $aResult['label'] = $aClassType[$aResult['class'].':'.$aResult['type']]['label'];
1181                 }
1182
1183                 if ($bShowAddressDetails)
1184                 {
1185                         $aResult['address'] = getAddressDetails($oDB, $sLanguagePrefArraySQL, $aResult['place_id'], $aResult['country_code']);
1186 //var_dump($aResult['address']);
1187 //exit;
1188                 }
1189
1190 //if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
1191 /*
1192                 if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
1193                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
1194                 {
1195                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'];
1196                 }
1197                 elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
1198                         && $aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
1199                 {
1200                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type']]['importance'];
1201                 }
1202                 else
1203                 {
1204                         $aResult['importance'] = 1000000000000000;
1205                 }
1206 */
1207                 $aResult['name'] = $aResult['langaddress'];
1208                 $aResult['foundorder'] = $iResNum;
1209                 $aSearchResults[$iResNum] = $aResult;
1210         }
1211
1212         uasort($aSearchResults, 'byImportance');
1213
1214 //var_dump($aSearchResults);exit;
1215
1216         $aOSMIDDone = array();
1217         $aClassTypeNameDone = array();
1218         $aToFilter = $aSearchResults;
1219         $aSearchResults = array();
1220
1221         $bFirst = true;
1222         foreach($aToFilter as $iResNum => $aResult)
1223         {
1224                 if ($aResult['type'] == 'adminitrative') $aResult['type'] = 'administrative';
1225                 $aExcludePlaceIDs[$aResult['place_id']] = $aResult['place_id'];
1226                 if ($bFirst)
1227                 {
1228                         $fLat = $aResult['lat'];
1229                         $fLon = $aResult['lon'];
1230                         if (isset($aResult['zoom'])) $iZoom = $aResult['zoom'];
1231                         $bFirst = false;
1232                 }
1233                 if (!$bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])
1234                         && !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']])))
1235                 {
1236                         $aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;
1237                         $aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']] = true;
1238                         $aSearchResults[] = $aResult;
1239                 }
1240
1241                 // Absolute limit on number of results
1242                 if (sizeof($aSearchResults) >= $iLimit) break;
1243         }
1244
1245         $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");
1246
1247         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
1248         {
1249                 $sQuery .= ' ['.$_GET['nearlat'].','.$_GET['nearlon'].']';
1250         }
1251
1252         if ($sQuery)
1253         {
1254                 logEnd($oDB, $hLog, sizeof($aToFilter));
1255         }
1256         $sMoreURL = CONST_Website_BaseURL.'search?format='.urlencode($sOutputFormat).'&exclude_place_ids='.join(',',$aExcludePlaceIDs);
1257         $sMoreURL .= '&accept-language='.$_SERVER["HTTP_ACCEPT_LANGUAGE"];
1258         if ($bShowPolygons) $sMoreURL .= '&polygon=1';
1259         if ($bShowAddressDetails) $sMoreURL .= '&addressdetails=1';
1260         if (isset($_GET['viewbox']) && $_GET['viewbox']) $sMoreURL .= '&viewbox='.urlencode($_GET['viewbox']);
1261         if (isset($_GET['nearlat']) && isset($_GET['nearlon'])) $sMoreURL .= '&nearlat='.(float)$_GET['nearlat'].'&nearlon='.(float)$_GET['nearlon'];
1262         if ($sSuggestion)
1263         {
1264                 $sSuggestionURL = $sMoreURL.'&q='.urlencode($sSuggestion);
1265         }
1266         $sMoreURL .= '&q='.urlencode($sQuery);
1267
1268         if (CONST_Debug) exit;
1269
1270         include(CONST_BasePath.'/lib/template/search-'.$sOutputFormat.'.php');