website/search.php

   1 <?php
   2         @define('CONST_ConnectionBucket_PageType', 'Search');
   3
   4         require_once(dirname(dirname(__FILE__)).'/lib/init-website.php');
   5         require_once(CONST_BasePath.'/lib/log.php');
   6         require_once(CONST_BasePath.'/lib/Geocode.php');
   7
   8         ini_set('memory_limit', '200M');
   9
  10         $oDB =& getDB();
  11
  12         // Display defaults
  13         $fLat = CONST_Default_Lat;
  14         $fLon = CONST_Default_Lon;
  15         $iZoom = CONST_Default_Zoom;
  16         $sSuggestionURL = false;
  17
  18         $oGeocode =& new Geocode($oDB);
  19
  20         $aLangPrefOrder = getPreferredLanguages();
  21         $oGeocode->setLanguagePreference($aLangPrefOrder);
  22
  23         function loadParamsToGeocode($oGeocode, $aParams, $bBatch = false)
  24         {
  25                 if (isset($aParams['addressdetails'])) $oGeocode->setIncludeAddressDetails((bool)$aParams['addressdetails']);
  26                 if (isset($aParams['bounded'])) $oGeocode->setBounded((bool)$aParams['bounded']);
  27                 if (isset($aParams['dedupe'])) $oGeocode->setDedupe((bool)$aParams['dedupe']);
  28
  29                 if (isset($aParams['limit'])) $oGeocode->setLimit((int)$aParams['limit']);
  30                 if (isset($aParams['offset'])) $oGeocode->setOffset((int)$aParams['offset']);
  31
  32                 // List of excluded Place IDs - used for more acurate pageing
  33                 if (isset($aParams['exclude_place_ids']) && $aParams['exclude_place_ids'])
  34                 {
  35                         foreach(explode(',',$aParams['exclude_place_ids']) as $iExcludedPlaceID)
  36                         {
  37                                 $iExcludedPlaceID = (int)$iExcludedPlaceID;
  38                                 if ($iExcludedPlaceID) $aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
  39                         }
  40                         $oGeocode->setExcludedPlaceIds($aExcludePlaceIDs);
  41                 }
  42
  43                 // Only certain ranks of feature
  44                 if (isset($aParams['featureType'])) $oGeocode->setFeatureType($aParams['featureType']);
  45                 if (isset($aParams['featuretype'])) $oGeocode->setFeatureType($aParams['featuretype']);
  46
  47                 // Country code list
  48                 if (isset($aParams['countrycodes']))
  49                 {
  50                         $aCountryCodes = array();
  51                         foreach(explode(',',$aParams['countrycodes']) as $sCountryCode)
  52                         {
  53                                 if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode))
  54                                 {
  55                                         $aCountryCodes[] = strtolower($sCountryCode);
  56                                 }
  57                         }
  58                         $oGeocode->setCountryCodesList($aCountryCodes);
  59                 }
  60
  61                 if (isset($aParams['viewboxlbrt']) && $aParams['viewboxlbrt'])
  62                 {
  63                         $aCoOrdinatesLBRT = explode(',',$aParams['viewboxlbrt']);
  64                         $oGeocode->setViewBox($aCoOrdinatesLBRT[0], $aCoOrdinatesLBRT[1], $aCoOrdinatesLBRT[2], $aCoOrdinatesLBRT[3]);
  65                 }
  66                 else if (isset($aParams['viewbox']) && $aParams['viewbox'])
  67                 {
  68                         $aCoOrdinatesLTRB = explode(',',$aParams['viewbox']);
  69                         $oGeocode->setViewBox($aCoOrdinatesLTRB[0], $aCoOrdinatesLTRB[3], $aCoOrdinatesLTRB[2], $aCoOrdinatesLTRB[1]);
  70                 }
  71
  72                 if (isset($aParams['route']) && $aParams['route'] && isset($aParams['routewidth']) && $aParams['routewidth'])
  73                 {
  74                         $aPoints = explode(',',$aParams['route']);
  75                         if (sizeof($aPoints) % 2 != 0)
  76                         {
  77                                 userError("Uneven number of points");
  78                                 exit;
  79                         }
  80                         $fPrevCoord = false;
  81                         $aRoute = array();
  82                         foreach($aPoints as $i => $fPoint)
  83                         {
  84                                 if ($i%2)
  85                                 {
  86                                         $aRoute[] = array((float)$fPoint, $fPrevCoord);
  87                                 }
  88                                 else
  89                                 {
  90                                         $fPrevCoord = (float)$fPoint;
  91                                 }
  92                         }
  93                         $oGeocode->setRoute($aRoute);
  94                 }
  95
  96                 // Search query
  97                 $sQuery = (isset($aParams['q'])?trim($aParams['q']):'');
  98                 if (!$sQuery && !$bBatch && isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'][0] == '/')
  99                 {
 100                         $sQuery = substr($_SERVER['PATH_INFO'], 1);
 101
 102                         // reverse order of '/' separated string
 103                         $aPhrases = explode('/', $sQuery);
 104                         $aPhrases = array_reverse($aPhrases);
 105                         $sQuery = join(', ',$aPhrases);
 106                 }
 107                 if (!$sQuery)
 108                 {
 109                         $oGeocode->setStructuredQuery(@$aParams['amenity'], @$aParams['street'], @$aParams['city'], @$aParams['county'], @$aParams['state'], @$aParams['country'], @$aParams['postalcode']);
 110                 }
 111                 else
 112                 {
 113                         $oGeocode->setQuery($sQuery);
 114                 }
 115
 116         }
 117
 118         // Format for output
 119         $sOutputFormat = 'html';
 120         if (isset($_GET['format']) && ($_GET['format'] == 'html' || $_GET['format'] == 'xml' || $_GET['format'] == 'json' ||  $_GET['format'] == 'jsonv2'))
 121         {
 122                 $sOutputFormat = $_GET['format'];
 123         }
 124
 125         // Show / use polygons
 126         if ($sOutputFormat == 'html')
 127         {
 128                 if (isset($_GET['polygon'])) $oGeocode->setIncludePolygonAsText((bool)$_GET['polygon']);
 129         }
 130         else
 131         {
 132                 $bAsPoints = (boolean)isset($_GET['polygon']) && $_GET['polygon'];
 133                 $bAsGeoJSON = (boolean)isset($_GET['polygon_geojson']) && $_GET['polygon_geojson'];
 134                 $bAsKML = (boolean)isset($_GET['polygon_kml']) && $_GET['polygon_kml'];
 135                 $bAsSVG = (boolean)isset($_GET['polygon_svg']) && $_GET['polygon_svg'];
 136                 $bAsText = (boolean)isset($_GET['polygon_text']) && $_GET['polygon_text'];
 137                 if ( ( ($bAsGeoJSON?1:0)
 138                      + ($bAsKML?1:0)
 139                      + ($bAsSVG?1:0)
 140                      + ($bAsText?1:0)
 141                      + ($bAsPoints?1:0)
 142                      ) > CONST_PolygonOutput_MaximumTypes)
 143                 {
 144                         if (CONST_PolygonOutput_MaximumTypes)
 145                         {
 146                                 userError("Select only ".CONST_PolygonOutput_MaximumTypes." polgyon output option");
 147                         }
 148                         else
 149                         {
 150                                 userError("Polygon output is disabled");
 151                         }
 152                         exit;
 153                 }
 154                 $oGeocode->setIncludePolygonAsPoints($bAsPoints);
 155                 $oGeocode->setIncludePolygonAsText($bAsText);
 156                 $oGeocode->setIncludePolygonAsGeoJSON($bAsGeoJSON);
 157                 $oGeocode->setIncludePolygonAsKML($bAsKML);
 158                 $oGeocode->setIncludePolygonAsSVG($bAsSVG);
 159         }
 160
 161         loadParamsToGeocode($oGeocode, $_GET, false);
 162
 163         if (CONST_Search_BatchMode && isset($_GET['batch']))
 164         {
 165                 $aBatch = json_decode($_GET['batch'], true);
 166                 $aBatchResults = array();
 167                 foreach($aBatch as $aBatchParams)
 168                 {
 169                         $oBatchGeocode = clone $oGeocode;
 170                         loadParamsToGeocode($oBatchGeocode, $aBatchParams, true);
 171                         $aSearchResults = $oBatchGeocode->lookup();
 172                         $aBatchResults[] = $aSearchResults;
 173                 }
 174                 include(CONST_BasePath.'/lib/template/search-batch-json.php');
 175                 exit;
 176         }
 177
 178         $hLog = logStart($oDB, 'search', $oGeocode->getQueryString(), $aLangPrefOrder);
 179
 180         $aSearchResults = $oGeocode->lookup();
 181         if ($aSearchResults === false) $aSearchResults = array();
 182
 183         $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '2 minutes'::interval,'YYYY/MM/DD HH24:MI')||' GMT' from import_status limit 1");
 184
 185         logEnd($oDB, $hLog, sizeof($aSearchResults));
 186
 187         $bAsText = $oGeocode->getIncludePolygonAsText();
 188         $sQuery = $oGeocode->getQueryString();
 189         $sViewBox = $oGeocode->getViewBoxString();
 190         $bShowPolygons = (isset($_GET['polygon']) && $_GET['polygon']);
 191         $aExcludePlaceIDs = $oGeocode->getExcludedPlaceIDs();
 192
 193         $sMoreURL = CONST_Website_BaseURL.'search?format='.urlencode($sOutputFormat).'&exclude_place_ids='.join(',',$oGeocode->getExcludedPlaceIDs());
 194         if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"])) $sMoreURL .= '&accept-language='.$_SERVER["HTTP_ACCEPT_LANGUAGE"];
 195         if ($bShowPolygons) $sMoreURL .= '&polygon=1';
 196         if ($oGeocode->getIncludeAddressDetails()) $sMoreURL .= '&addressdetails=1';
 197         if ($sViewBox) $sMoreURL .= '&viewbox='.urlencode($sViewBox);
 198         if (isset($_GET['nearlat']) && isset($_GET['nearlon'])) $sMoreURL .= '&nearlat='.(float)$_GET['nearlat'].'&nearlon='.(float)$_GET['nearlon'];
 199         $sMoreURL .= '&q='.urlencode($sQuery);
 200
 201         if (CONST_Debug) exit;
 202
 203         include(CONST_BasePath.'/lib/template/search-'.$sOutputFormat.'.php');