mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-12-25 05:52:32 +03:00
379 lines
12 KiB
PHP
379 lines
12 KiB
PHP
<?php
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class PlaceLookup
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{
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protected $oDB;
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protected $iPlaceID;
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protected $sType = false;
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protected $aLangPrefOrder = array();
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protected $bAddressDetails = false;
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protected $bExtraTags = false;
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protected $bNameDetails = false;
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protected $bIncludePolygonAsPoints = false;
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protected $bIncludePolygonAsText = false;
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protected $bIncludePolygonAsGeoJSON = false;
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protected $bIncludePolygonAsKML = false;
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protected $bIncludePolygonAsSVG = false;
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protected $fPolygonSimplificationThreshold = 0.0;
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function PlaceLookup(&$oDB)
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{
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$this->oDB =& $oDB;
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}
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function setLanguagePreference($aLangPrefOrder)
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{
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$this->aLangPrefOrder = $aLangPrefOrder;
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}
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function setIncludeAddressDetails($bAddressDetails = true)
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{
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$this->bAddressDetails = $bAddressDetails;
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}
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function setIncludeExtraTags($bExtraTags = false)
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{
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if ((float) CONST_Postgresql_Version > 9.2)
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{
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$this->bExtraTags = $bExtraTags;
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}
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}
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function setIncludeNameDetails($bNameDetails = false)
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{
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if ((float) CONST_Postgresql_Version > 9.2)
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{
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$this->bNameDetails = $bNameDetails;
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}
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}
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function setIncludePolygonAsPoints($b = true)
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{
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$this->bIncludePolygonAsPoints = $b;
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}
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function getIncludePolygonAsPoints()
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{
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return $this->bIncludePolygonAsPoints;
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}
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function setIncludePolygonAsText($b = true)
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{
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$this->bIncludePolygonAsText = $b;
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}
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function getIncludePolygonAsText()
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{
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return $this->bIncludePolygonAsText;
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}
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function setIncludePolygonAsGeoJSON($b = true)
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{
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$this->bIncludePolygonAsGeoJSON = $b;
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}
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function setIncludePolygonAsKML($b = true)
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{
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$this->bIncludePolygonAsKML = $b;
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}
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function setIncludePolygonAsSVG($b = true)
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{
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$this->bIncludePolygonAsSVG = $b;
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}
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function setPolygonSimplificationThreshold($f)
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{
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$this->fPolygonSimplificationThreshold = $f;
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}
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function setPlaceID($iPlaceID)
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{
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$this->iPlaceID = $iPlaceID;
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}
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function setOSMID($sType, $iID)
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{
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$sSQL = "select place_id from placex where osm_type = '".pg_escape_string($sType)."' and osm_id = ".(int)$iID." order by type = 'postcode' asc";
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$this->iPlaceID = $this->oDB->getOne($sSQL);
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}
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function lookupPlace($details)
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{
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if (isset($details['place_id'])) $this->iPlaceID = $details['place_id'];
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if (isset($details['type'])) $this->sType = $details['type'];
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if (isset($details['osm_type']) && isset($details['osm_id']))
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{
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$this->setOSMID($details['osm_type'], $details['osm_id']);
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}
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return $this->lookup();
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}
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function lookup()
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{
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if (!$this->iPlaceID) return null;
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$sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
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if ($this->sType == 'tiger')
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{
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$sSQL = "select place_id,partition, 'T' as osm_type, place_id as osm_id, 'place' as class, 'house' as type, null as admin_level, housenumber, null as street, null as isin, postcode,";
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$sSQL .= " 'us' as country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
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$sSQL .= " coalesce(null,0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, 'us' as calculated_country_code, ";
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$sSQL .= " get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
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$sSQL .= " null as placename,";
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$sSQL .= " null as ref,";
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if ($this->bExtraTags) $sSQL .= " null as extra,";
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if ($this->bNameDetails) $sSQL .= " null as names,";
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$sSQL .= " st_y(centroid) as lat,";
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$sSQL .= " st_x(centroid) as lon";
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$sSQL .= " from location_property_tiger where place_id = ".(int)$this->iPlaceID;
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}
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else
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{
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$sSQL = "select placex.place_id, partition, osm_type, osm_id, class, type, admin_level, housenumber, street, isin, postcode, country_code, parent_place_id, linked_place_id, rank_address, rank_search, ";
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$sSQL .= " coalesce(importance,0.75-(rank_search::float/40)) as importance, indexed_status, indexed_date, wikipedia, calculated_country_code, ";
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$sSQL .= " get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
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$sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
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$sSQL .= " get_name_by_language(name, ARRAY['ref']) as ref,";
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if ($this->bExtraTags) $sSQL .= " hstore_to_json(extratags) as extra,";
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if ($this->bNameDetails) $sSQL .= " hstore_to_json(name) as names,";
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$sSQL .= " (case when centroid is null then st_y(st_centroid(geometry)) else st_y(centroid) end) as lat,";
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$sSQL .= " (case when centroid is null then st_x(st_centroid(geometry)) else st_x(centroid) end) as lon";
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$sSQL .= " from placex where place_id = ".(int)$this->iPlaceID;
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}
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$aPlace = $this->oDB->getRow($sSQL);
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if (PEAR::IsError($aPlace))
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{
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failInternalError("Could not lookup place.", $sSQL, $aPlace);
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}
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if (!$aPlace['place_id']) return null;
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if ($this->bAddressDetails)
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{
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$aAddress = $this->getAddressNames();
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$aPlace['aAddress'] = $aAddress;
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}
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if ($this->bExtraTags)
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{
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if ($aPlace['extra'])
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{
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$aPlace['sExtraTags'] = json_decode($aPlace['extra']);
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}
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else
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{
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$aPlace['sExtraTags'] = (object) array();
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}
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}
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if ($this->bNameDetails)
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{
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if ($aPlace['names'])
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{
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$aPlace['sNameDetails'] = json_decode($aPlace['names']);
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}
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else
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{
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$aPlace['sNameDetails'] = (object) array();
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}
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}
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$aClassType = getClassTypes();
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$sAddressType = '';
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$sClassType = $aPlace['class'].':'.$aPlace['type'].':'.$aPlace['admin_level'];
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if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel']))
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{
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$sAddressType = $aClassType[$aClassType]['simplelabel'];
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}
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else
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{
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$sClassType = $aPlace['class'].':'.$aPlace['type'];
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if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel']))
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$sAddressType = $aClassType[$sClassType]['simplelabel'];
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else $sAddressType = $aPlace['class'];
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}
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$aPlace['addresstype'] = $sAddressType;
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return $aPlace;
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}
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function getAddressDetails($bAll = false)
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{
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if (!$this->iPlaceID) return null;
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$sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
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$sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata(".$this->iPlaceID.")";
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if (!$bAll) $sSQL .= " WHERE isaddress OR type = 'country_code'";
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$sSQL .= " order by rank_address desc,isaddress desc";
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$aAddressLines = $this->oDB->getAll($sSQL);
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if (PEAR::IsError($aAddressLines))
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{
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var_dump($aAddressLines);
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exit;
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}
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return $aAddressLines;
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}
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function getAddressNames()
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{
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$aAddressLines = $this->getAddressDetails(false);
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$aAddress = array();
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$aFallback = array();
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$aClassType = getClassTypes();
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foreach($aAddressLines as $aLine)
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{
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$bFallback = false;
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$aTypeLabel = false;
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if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
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elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
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elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))]))
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{
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$aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
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$bFallback = true;
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}
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else
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{
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$aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
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$bFallback = true;
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}
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if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber'])))
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{
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$sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
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$sTypeLabel = str_replace(' ','_',$sTypeLabel);
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if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place')
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{
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$aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
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}
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$aFallback[$sTypeLabel] = $bFallback;
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}
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}
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return $aAddress;
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}
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// returns an array which will contain the keys
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// aBoundingBox
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// and may also contain one or more of the keys
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// asgeojson
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// askml
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// assvg
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// astext
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// lat
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// lon
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function getOutlines($iPlaceID, $fLon=null, $fLat=null, $fRadius=null)
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{
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$aOutlineResult = array();
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if (!$iPlaceID) return $aOutlineResult;
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if (CONST_Search_AreaPolygons)
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{
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// Get the bounding box and outline polygon
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$sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
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$sSQL .= "ST_Y(centroid) as centrelat,ST_X(centroid) as centrelon,";
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$sSQL .= "ST_YMin(geometry) as minlat,ST_YMax(geometry) as maxlat,";
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$sSQL .= "ST_XMin(geometry) as minlon,ST_XMax(geometry) as maxlon";
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if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
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if ($this->bIncludePolygonAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
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if ($this->bIncludePolygonAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
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if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ",ST_AsText(geometry) as astext";
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$sFrom = " from placex where place_id = ".$iPlaceID;
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if ($this->fPolygonSimplificationThreshold > 0)
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{
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$sSQL .= " from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,".$this->fPolygonSimplificationThreshold.") as geometry".$sFrom.") as plx";
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}
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else
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{
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$sSQL .= $sFrom;
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}
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$aPointPolygon = $this->oDB->getRow($sSQL);
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if (PEAR::IsError($aPointPolygon))
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{
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echo var_dump($aPointPolygon);
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failInternalError("Could not get outline.", $sSQL, $aPointPolygon);
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}
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if ($aPointPolygon['place_id'])
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{
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if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null )
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{
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$aOutlineResult['lat'] = $aPointPolygon['centrelat'];
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$aOutlineResult['lon'] = $aPointPolygon['centrelon'];
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}
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if ($this->bIncludePolygonAsGeoJSON) $aOutlineResult['asgeojson'] = $aPointPolygon['asgeojson'];
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if ($this->bIncludePolygonAsKML) $aOutlineResult['askml'] = $aPointPolygon['askml'];
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if ($this->bIncludePolygonAsSVG) $aOutlineResult['assvg'] = $aPointPolygon['assvg'];
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if ($this->bIncludePolygonAsText) $aOutlineResult['astext'] = $aPointPolygon['astext'];
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if ($this->bIncludePolygonAsPoints) $aOutlineResult['aPolyPoints'] = geometryText2Points($aPointPolygon['astext'], $fRadius);
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if (abs($aPointPolygon['minlat'] - $aPointPolygon['maxlat']) < 0.0000001)
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{
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$aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
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$aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
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}
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if (abs($aPointPolygon['minlon'] - $aPointPolygon['maxlon']) < 0.0000001)
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{
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$aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
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$aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
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}
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$aOutlineResult['aBoundingBox'] = array(
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(string)$aPointPolygon['minlat'],
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(string)$aPointPolygon['maxlat'],
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(string)$aPointPolygon['minlon'],
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(string)$aPointPolygon['maxlon']
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);
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}
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} // CONST_Search_AreaPolygons
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// as a fallback we generate a bounding box without knowing the size of the geometry
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if ( (!isset($aOutlineResult['aBoundingBox'])) && isset($fLon) )
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{
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if ($this->bIncludePolygonAsPoints)
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{
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$sGeometryText = 'POINT('.$fLon.','.$fLat.')';
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$aOutlineResult['aPolyPoints'] = geometryText2Points($sGeometryText, $fRadius);
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}
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$aBounds = array();
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$aBounds['minlat'] = $fLat - $fRadius;
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$aBounds['maxlat'] = $fLat + $fRadius;
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$aBounds['minlon'] = $fLon - $fRadius;
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$aBounds['maxlon'] = $fLon + $fRadius;
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$aOutlineResult['aBoundingBox'] = array(
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(string)$aBounds['minlat'],
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(string)$aBounds['maxlat'],
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(string)$aBounds['minlon'],
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(string)$aBounds['maxlon']
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);
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}
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return $aOutlineResult;
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}
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}
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?>
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