mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-12-22 04:21:51 +03:00
337 lines
16 KiB
PHP
337 lines
16 KiB
PHP
<?php
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namespace Nominatim;
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class PlaceLookup
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{
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protected $oDB;
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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 $fPolygonSimplificationThreshold = 0.0;
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public function __construct(&$oDB)
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{
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$this->oDB =& $oDB;
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}
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public function setLanguagePreference($aLangPrefOrder)
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{
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$this->aLangPrefOrder = $aLangPrefOrder;
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}
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public function setIncludeAddressDetails($bAddressDetails = true)
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{
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$this->bAddressDetails = $bAddressDetails;
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}
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public function setIncludeExtraTags($bExtraTags = false)
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{
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$this->bExtraTags = $bExtraTags;
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}
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public function setIncludeNameDetails($bNameDetails = false)
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{
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$this->bNameDetails = $bNameDetails;
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}
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public function setIncludePolygonAsPoints($b = true)
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{
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$this->bIncludePolygonAsPoints = $b;
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}
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public function getIncludePolygonAsPoints()
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{
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return $this->bIncludePolygonAsPoints;
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}
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public function setIncludePolygonAsText($b = true)
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{
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$this->bIncludePolygonAsText = $b;
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}
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public function getIncludePolygonAsText()
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{
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return $this->bIncludePolygonAsText;
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}
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public function setIncludePolygonAsGeoJSON($b = true)
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{
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$this->bIncludePolygonAsGeoJSON = $b;
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}
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public function setIncludePolygonAsKML($b = true)
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{
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$this->bIncludePolygonAsKML = $b;
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}
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public function setIncludePolygonAsSVG($b = true)
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{
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$this->bIncludePolygonAsSVG = $b;
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}
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public function setPolygonSimplificationThreshold($f)
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{
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$this->fPolygonSimplificationThreshold = $f;
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}
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public function lookupOSMID($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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$iPlaceID = chksql($this->oDB->getOne($sSQL));
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return $this->lookup((int)$iPlaceID);
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}
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public function lookup($iPlaceID, $sType = '', $fInterpolFraction = 0.0)
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{
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if (!$iPlaceID) return null;
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$sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
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$bIsTiger = CONST_Use_US_Tiger_Data && $sType == 'tiger';
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$bIsInterpolation = $sType == 'interpolation';
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if ($bIsTiger) {
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$sSQL = "select place_id,partition, 'T' as osm_type, place_id as osm_id, 'place' as class, 'house' as type, null as admin_level, housenumber, postcode,";
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$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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$sSQL .= " coalesce(null,0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, 'us' as country_code, ";
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$sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
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$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_X(point) as lon, ST_Y(point) as lat from (select *, ST_LineInterpolatePoint(linegeo, (housenumber-startnumber::float)/(endnumber-startnumber)::float) as point from ";
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$sSQL .= " (select *, ";
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$sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
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$sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
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$sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
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$sSQL .= " END as housenumber";
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$sSQL .= " from location_property_tiger where place_id = ".$iPlaceID.") as blub1) as blub2";
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} elseif ($bIsInterpolation) {
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$sSQL = "select place_id, partition, 'W' as osm_type, osm_id, 'place' as class, 'house' as type, null admin_level, housenumber, postcode,";
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$sSQL .= " country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
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$sSQL .= " (0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, country_code, ";
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$sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
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$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_X(point) as lon, ST_Y(point) as lat from (select *, ST_LineInterpolatePoint(linegeo, (housenumber-startnumber::float)/(endnumber-startnumber)::float) as point from ";
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$sSQL .= " (select *, ";
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$sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
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$sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
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$sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
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$sSQL .= " END as housenumber";
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$sSQL .= " from location_property_osmline where place_id = ".$iPlaceID.") as blub1) as blub2";
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// testcase: interpolationtype=odd, startnumber=1000, endnumber=1006, fInterpolFraction=1 => housenumber=1007 => error in st_lineinterpolatepoint
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// but this will never happen, because if the searched point is that close to the endnumber, the endnumber house will be directly taken from placex (in ReverseGeocode.php line 220)
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// and not interpolated
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} else {
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$sSQL = "select placex.place_id, partition, osm_type, osm_id, class,";
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$sSQL .= " type, admin_level, housenumber, postcode, country_code,";
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$sSQL .= " parent_place_id, linked_place_id, rank_address, rank_search, ";
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$sSQL .= " coalesce(importance,0.75-(rank_search::float/40)) as importance, indexed_status, indexed_date, wikipedia, country_code, ";
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$sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) as langaddress,";
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$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 = ".$iPlaceID;
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}
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$aPlace = chksql($this->oDB->getRow($sSQL), "Could not lookup place");
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if (!$aPlace['place_id']) return null;
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if ($this->bAddressDetails) {
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// to get addressdetails for tiger data, the housenumber is needed
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$iHousenumber = ($bIsTiger || $bIsInterpolation) ? $aPlace['housenumber'] : -1;
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$aPlace['aAddress'] = $this->getAddressNames($aPlace['place_id'], $iHousenumber);
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}
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if ($this->bExtraTags) {
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if ($aPlace['extra']) {
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$aPlace['sExtraTags'] = json_decode($aPlace['extra']);
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} else {
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$aPlace['sExtraTags'] = (object) array();
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}
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}
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if ($this->bNameDetails) {
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if ($aPlace['names']) {
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$aPlace['sNameDetails'] = json_decode($aPlace['names']);
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} else {
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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[$sClassType]['simplelabel'])) {
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$sAddressType = $aClassType[$aClassType]['simplelabel'];
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} else {
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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 $aPlace;
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}
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public function getAddressDetails($iPlaceID, $bAll = false, $housenumber = -1)
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{
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$sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
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$sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata(".$iPlaceID.",".$housenumber.")";
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if (!$bAll) $sSQL .= " WHERE isaddress OR type = 'country_code'";
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$sSQL .= " order by rank_address desc,isaddress desc";
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return chksql($this->oDB->getAll($sSQL));
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}
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public function getAddressNames($iPlaceID, $housenumber = -1)
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{
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$aAddressLines = $this->getAddressDetails($iPlaceID, false, $housenumber);
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$aAddress = array();
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$aFallback = array();
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$aClassType = getClassTypes();
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foreach ($aAddressLines as $aLine) {
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$bFallback = false;
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$aTypeLabel = false;
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if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) {
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$aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
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} elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) {
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$aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
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} elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))])) {
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$aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
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$bFallback = true;
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} else {
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$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']) && $aLine['housenumber']))) {
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$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]) || $aLine['class'] == 'place') {
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$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 $aAddress;
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}
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/* returns an array which will contain the keys
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* aBoundingBox
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* and may also contain one or more of the keys
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* asgeojson
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* askml
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* assvg
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* astext
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* lat
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* lon
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*/
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public function getOutlines($iPlaceID, $fLon = null, $fLat = null, $fRadius = null)
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{
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$aOutlineResult = array();
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if (!$iPlaceID) return $aOutlineResult;
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if (CONST_Search_AreaPolygons) {
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// Get the bounding box and outline polygon
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$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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$sSQL .= " from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,".$this->fPolygonSimplificationThreshold.") as geometry".$sFrom.") as plx";
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} else {
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$sSQL .= $sFrom;
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}
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$aPointPolygon = chksql($this->oDB->getRow($sSQL), "Could not get outline");
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if ($aPointPolygon['place_id']) {
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if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null) {
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$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'] - $aPointPolygon['maxlat']) < 0.0000001) {
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$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'] - $aPointPolygon['maxlon']) < 0.0000001) {
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$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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}
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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 ($this->bIncludePolygonAsPoints) {
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$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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