website/search.php

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