]> git.openstreetmap.org Git - nominatim.git/blobdiff - lib/PlaceLookup.php
HTML map: new button -show map bounds-
[nominatim.git] / lib / PlaceLookup.php
index 07cf8062a8f8d99bcfc0b86f7fda603ecdb94612..7ba192d72fc044168a1b5ec2d738c9d928674dde 100644 (file)
@@ -3,11 +3,19 @@
        {
                protected $oDB;
 
-               protected $iPlaceID;
-
                protected $aLangPrefOrder = array();
 
                protected $bAddressDetails = false;
+               protected $bExtraTags = false;
+               protected $bNameDetails = false;
+
+               protected $bIncludePolygonAsPoints = false;
+               protected $bIncludePolygonAsText = false;
+               protected $bIncludePolygonAsGeoJSON = false;
+               protected $bIncludePolygonAsKML = false;
+               protected $bIncludePolygonAsSVG = false;
+               protected $fPolygonSimplificationThreshold = 0.0;
+
 
                function PlaceLookup(&$oDB)
                {
                        $this->bAddressDetails = $bAddressDetails;
                }
 
-               function setPlaceID($iPlaceID)
+               function setIncludeExtraTags($bExtraTags = false)
                {
-                       $this->iPlaceID = $iPlaceID;
+                       $this->bExtraTags = $bExtraTags;
                }
 
-               function setOSMID($sType, $iID)
+               function setIncludeNameDetails($bNameDetails = false)
+               {
+                       $this->bNameDetails = $bNameDetails;
+               }
+
+
+               function setIncludePolygonAsPoints($b = true)
+               {
+                       $this->bIncludePolygonAsPoints = $b;
+               }
+
+               function getIncludePolygonAsPoints()
+               {
+                       return $this->bIncludePolygonAsPoints;
+               }
+
+               function setIncludePolygonAsText($b = true)
+               {
+                       $this->bIncludePolygonAsText = $b;
+               }
+
+               function getIncludePolygonAsText()
+               {
+                       return $this->bIncludePolygonAsText;
+               }
+
+               function setIncludePolygonAsGeoJSON($b = true)
+               {
+                       $this->bIncludePolygonAsGeoJSON = $b;
+               }
+
+               function setIncludePolygonAsKML($b = true)
+               {
+                       $this->bIncludePolygonAsKML = $b;
+               }
+
+               function setIncludePolygonAsSVG($b = true)
+               {
+                       $this->bIncludePolygonAsSVG = $b;
+               }
+
+               function setPolygonSimplificationThreshold($f)
+               {
+                       $this->fPolygonSimplificationThreshold = $f;
+               }
+
+               function lookupOSMID($sType, $iID)
                {
                        $sSQL = "select place_id from placex where osm_type = '".pg_escape_string($sType)."' and osm_id = ".(int)$iID." order by type = 'postcode' asc";
-                       $this->iPlaceID = $this->oDB->getOne($sSQL);
+                       $iPlaceID = chksql($this->oDB->getOne($sSQL));
+
+                       return $this->lookup((int)$iPlaceID);
                }
 
-               function lookup()
+               function lookup($iPlaceID, $sType = '', $fInterpolFraction = 0.0)
                {
+                       if (!$iPlaceID) return null;
+
                        $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
+                       $bIsTiger = CONST_Use_US_Tiger_Data && $sType == 'tiger';
+                       $bIsInterpolation = $sType == 'interpolation';
+
+                       if ($bIsTiger)
+                       {
+                               $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,";
+                               $sSQL .= " 'us' as country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
+                               $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, ";
+                               $sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
+                               $sSQL .= " null as placename,";
+                               $sSQL .= " null as ref,";
+                               if ($this->bExtraTags) $sSQL .= " null as extra,";
+                               if ($this->bNameDetails) $sSQL .= " null as names,";
+                               $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 ";
+                               $sSQL .= " (select *, ";
+                               $sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
+                               $sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
+                               $sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
+                               $sSQL .= " END as housenumber";
+                               $sSQL .= " from location_property_tiger where place_id = ".$iPlaceID.") as blub1) as blub2";
+                       }
+                       else if ($bIsInterpolation)
+                       {
+                               $sSQL = "select place_id, partition, 'W' as osm_type, osm_id, 'place' as class, 'house' as type, null admin_level, housenumber, null as street, null as isin, postcode,";
+                               $sSQL .= " calculated_country_code as country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
+                               $sSQL .= " (0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, calculated_country_code, ";
+                               $sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
+                               $sSQL .= " null as placename,";
+                               $sSQL .= " null as ref,";
+                               if ($this->bExtraTags) $sSQL .= " null as extra,";
+                               if ($this->bNameDetails) $sSQL .= " null as names,";
+                               $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 ";
+                               $sSQL .= " (select *, ";
+                               $sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
+                               $sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
+                               $sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
+                               $sSQL .= " END as housenumber";
+                               $sSQL .= " from location_property_osmline where place_id = ".$iPlaceID.") as blub1) as blub2";
+                               // testcase: interpolationtype=odd, startnumber=1000, endnumber=1006, fInterpolFraction=1 => housenumber=1007 => error in st_lineinterpolatepoint
+                               // 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)
+                               // and not interpolated
+                       }
+                       else
+                       {
+                               $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, ";
+                               $sSQL .= " coalesce(importance,0.75-(rank_search::float/40)) as importance, indexed_status, indexed_date, wikipedia, calculated_country_code, ";
+                               $sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) as langaddress,";
+                               $sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
+                               $sSQL .= " get_name_by_language(name, ARRAY['ref']) as ref,";
+                               if ($this->bExtraTags) $sSQL .= " hstore_to_json(extratags) as extra,";
+                               if ($this->bNameDetails) $sSQL .= " hstore_to_json(name) as names,";
+                               $sSQL .= " (case when centroid is null then st_y(st_centroid(geometry)) else st_y(centroid) end) as lat,";
+                               $sSQL .= " (case when centroid is null then st_x(st_centroid(geometry)) else st_x(centroid) end) as lon";
+                               $sSQL .= " from placex where place_id = ".$iPlaceID;
+                       }
 
-                       $sSQL = "select placex.*,";
-                       $sSQL .= " get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
-                       $sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
-                       $sSQL .= " get_name_by_language(name, ARRAY['ref']) as ref,";
-                       $sSQL .= " st_y(centroid) as lat, st_x(centroid) as lon";
-                       $sSQL .= " from placex where place_id = ".(int)$this->iPlaceID;
-                       $aPlace = $this->oDB->getRow($sSQL);
+                       $aPlace = chksql($this->oDB->getRow($sSQL), "Could not lookup place");
+
+                       if (!$aPlace['place_id']) return null;
 
                        if ($this->bAddressDetails)
                        {
-                               $aAddress = getAddressDetails($this->oDB, $sLanguagePrefArraySQL, $this->iPlaceID, $aPlace['calculated_country_code']);
-                               $aPlace['aAddress'] = $aAddress;
+                               // to get addressdetails for tiger data, the housenumber is needed
+                               $iHousenumber = ($bIsTiger || $bIsInterpolation) ? $aPlace['housenumber'] : -1;
+                               $aPlace['aAddress'] = $this->getAddressNames($aPlace['place_id'],
+                                                                            $iHousenumber);
+                       }
+
+                       if ($this->bExtraTags)
+                       {
+                               if ($aPlace['extra'])
+                               {
+                                       $aPlace['sExtraTags'] = json_decode($aPlace['extra']);
+                               }
+                               else
+                               {
+                                       $aPlace['sExtraTags'] = (object) array();
+                               }
+                       }
+
+                       if ($this->bNameDetails)
+                       {
+                               if ($aPlace['names'])
+                               {
+                                       $aPlace['sNameDetails'] = json_decode($aPlace['names']);
+                               }
+                               else
+                               {
+                                       $aPlace['sNameDetails'] = (object) array();
+                               }
                        }
 
                        $aClassType = getClassTypes();
 
                        return $aPlace;
                }
+
+               function getAddressDetails($iPlaceID, $bAll = false, $housenumber = -1)
+               {
+                       $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
+
+                       $sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata(".$iPlaceID.",".$housenumber.")";
+                       if (!$bAll) $sSQL .= " WHERE isaddress OR type = 'country_code'";
+                       $sSQL .= " order by rank_address desc,isaddress desc";
+
+                       return chksql($this->oDB->getAll($sSQL));
+               }
+
+               function getAddressNames($iPlaceID, $housenumber = -1)
+               {
+                       $aAddressLines = $this->getAddressDetails($iPlaceID, false, $housenumber);
+
+                       $aAddress = array();
+                       $aFallback = array();
+                       $aClassType = getClassTypes();
+                       foreach($aAddressLines as $aLine)
+                       {
+                               $bFallback = false;
+                               $aTypeLabel = false;
+                               if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
+                               elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
+                               elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))]))
+                               {
+                                       $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
+                                       $bFallback = true;
+                               }
+                               else
+                               {
+                                       $aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
+                                       $bFallback = true;
+                               }
+                               if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber'])))
+                               {
+                                       $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
+                                       $sTypeLabel = str_replace(' ','_',$sTypeLabel);
+                                       if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place')
+                                       {
+                                               $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
+                                       }
+                                       $aFallback[$sTypeLabel] = $bFallback;
+                               }
+                       }
+                       return $aAddress;
+               }
+
+
+
+               // returns an array which will contain the keys
+               //   aBoundingBox
+               // and may also contain one or more of the keys
+               //   asgeojson
+               //   askml
+               //   assvg
+               //   astext
+               //   lat
+               //   lon
+               function getOutlines($iPlaceID, $fLon=null, $fLat=null, $fRadius=null)
+               {
+
+                       $aOutlineResult = array();
+                       if (!$iPlaceID) return $aOutlineResult;
+
+                       if (CONST_Search_AreaPolygons)
+                       {
+                               // Get the bounding box and outline polygon
+                               $sSQL  = "select place_id,0 as numfeatures,st_area(geometry) as area,";
+                               $sSQL .= "ST_Y(centroid) as centrelat,ST_X(centroid) as centrelon,";
+                               $sSQL .= "ST_YMin(geometry) as minlat,ST_YMax(geometry) as maxlat,";
+                               $sSQL .= "ST_XMin(geometry) as minlon,ST_XMax(geometry) as maxlon";
+                               if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
+                               if ($this->bIncludePolygonAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
+                               if ($this->bIncludePolygonAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
+                               if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ",ST_AsText(geometry) as astext";
+                               $sFrom = " from placex where place_id = ".$iPlaceID;
+                               if ($this->fPolygonSimplificationThreshold > 0)
+                               {
+                                       $sSQL .= " from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,".$this->fPolygonSimplificationThreshold.") as geometry".$sFrom.") as plx";
+                               }
+                               else
+                               {
+                                       $sSQL .= $sFrom;
+                               }
+
+                               $aPointPolygon = chksql($this->oDB->getRow($sSQL),
+                                                       "Could not get outline");
+
+                               if ($aPointPolygon['place_id'])
+                               {
+                                       if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null )
+                                       {
+                                               $aOutlineResult['lat'] = $aPointPolygon['centrelat'];
+                                               $aOutlineResult['lon'] = $aPointPolygon['centrelon'];
+                                       }
+
+                                       if ($this->bIncludePolygonAsGeoJSON) $aOutlineResult['asgeojson'] = $aPointPolygon['asgeojson'];
+                                       if ($this->bIncludePolygonAsKML) $aOutlineResult['askml'] = $aPointPolygon['askml'];
+                                       if ($this->bIncludePolygonAsSVG) $aOutlineResult['assvg'] = $aPointPolygon['assvg'];
+                                       if ($this->bIncludePolygonAsText) $aOutlineResult['astext'] = $aPointPolygon['astext'];
+                                       if ($this->bIncludePolygonAsPoints) $aOutlineResult['aPolyPoints'] = geometryText2Points($aPointPolygon['astext'], $fRadius);
+
+
+                                       if (abs($aPointPolygon['minlat'] - $aPointPolygon['maxlat']) < 0.0000001)
+                                       {
+                                               $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
+                                               $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
+                                       }
+                                       if (abs($aPointPolygon['minlon'] - $aPointPolygon['maxlon']) < 0.0000001)
+                                       {
+                                               $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
+                                               $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
+                                       }
+
+                                       $aOutlineResult['aBoundingBox'] = array(
+                                                                         (string)$aPointPolygon['minlat'],
+                                                                         (string)$aPointPolygon['maxlat'],
+                                                                         (string)$aPointPolygon['minlon'],
+                                                                         (string)$aPointPolygon['maxlon']
+                                                                        );
+                               }
+                       } // CONST_Search_AreaPolygons
+
+                       // as a fallback we generate a bounding box without knowing the size of the geometry
+                       if ( (!isset($aOutlineResult['aBoundingBox'])) && isset($fLon) )
+                       {
+
+                               if ($this->bIncludePolygonAsPoints)
+                               {
+                                       $sGeometryText = 'POINT('.$fLon.','.$fLat.')';
+                                       $aOutlineResult['aPolyPoints'] = geometryText2Points($sGeometryText, $fRadius);
+                               }
+
+                               $aBounds = array();
+                               $aBounds['minlat'] = $fLat - $fRadius;
+                               $aBounds['maxlat'] = $fLat + $fRadius;
+                               $aBounds['minlon'] = $fLon - $fRadius;
+                               $aBounds['maxlon'] = $fLon + $fRadius;
+
+                               $aOutlineResult['aBoundingBox'] = array(
+                                                                 (string)$aBounds['minlat'],
+                                                                 (string)$aBounds['maxlat'],
+                                                                 (string)$aBounds['minlon'],
+                                                                 (string)$aBounds['maxlon']
+                                                                );
+                       }
+                       return $aOutlineResult;
+               }
        }
 ?>