X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/fd08d419629c51cb2c7b1e90814d596819d20640..907133a38c7cba6868f8d0bf7222f7fd57698c31:/lib/SearchDescription.php diff --git a/lib/SearchDescription.php b/lib/SearchDescription.php index a8285299..0a1959fd 100644 --- a/lib/SearchDescription.php +++ b/lib/SearchDescription.php @@ -2,45 +2,8 @@ namespace Nominatim; -/** - * Operators describing special searches. - */ -abstract class Operator -{ - /// No operator selected. - const NONE = 0; - /// Search for POI of the given type. - const TYPE = 1; - /// Search for POIs near the given place. - const NEAR = 2; - /// Search for POIS in the given place. - const IN = 3; - /// Search for POIS named as given. - const NAME = 4; - /// Search for postcodes. - const POSTCODE = 5; - - private $aConstantNames = null; - - public static function toString($iOperator) - { - if ($iOperator == Operator::NONE) { - return ''; - } - - if ($aConstantNames === null) { - $oReflector = new \ReflectionClass ('Nominatim\Operator'); - $aConstants = $oReflector->getConstants(); - - $aConstantNames = array(); - foreach ($aConstants as $sName => $iValue) { - $aConstantNames[$iValue] = $sName; - } - } - - return $aConstantNames[$iOperator]; - } -} +require_once(CONST_BasePath.'/lib/SpecialSearchOperator.php'); +require_once(CONST_BasePath.'/lib/SearchContext.php'); /** * Description of a single interpretation of a search query. @@ -71,14 +34,20 @@ class SearchDescription private $sHouseNumber = ''; /// Postcode for the object. private $sPostcode = ''; - /// Geographic search area. - private $oNearPoint = false; + /// Global search constraints. + private $oContext; // Temporary values used while creating the search description. - /// Index of phrase currently processed + /// Index of phrase currently processed. private $iNamePhrase = -1; + + public function __construct($oContext) + { + $this->oContext = $oContext; + } + public function getRank() { return $this->iSearchRank; @@ -95,14 +64,6 @@ class SearchDescription return $this->sPostcode; } - /** - * Set the geographic search radius. - */ - public function setNear(&$oNearPoint) - { - $this->oNearPoint = $oNearPoint; - } - public function setPoiSearch($iOperator, $sClass, $sType) { $this->iOperator = $iOperator; @@ -110,29 +71,15 @@ class SearchDescription $this->sType = $sType; } - /** - * Check if name or address for the search are specified. - */ public function isNamedSearch() { return sizeof($this->aName) > 0 || sizeof($this->aAddress) > 0; } - /** - * Check if only a country is requested. - */ public function isCountrySearch() { return $this->sCountryCode && sizeof($this->aName) == 0 - && !$this->iOperator && !$this->oNearPoint; - } - - /** - * Check if a search near a geographic location is requested. - */ - public function isNearSearch() - { - return (bool) $this->oNearPoint; + && !$this->iOperator && !$this->oContext->hasNearPoint(); } public function isPoiSearch() @@ -179,13 +126,6 @@ class SearchDescription return $this->iOperator != Operator::NONE; } - /** - * Extract special terms from the query, amend the search - * and return the shortended query. - * - * Only the first special term found will be used but all will - * be removed from the query. - */ public function extractKeyValuePairs($sQuery) { // Search for terms of kind [=]. @@ -225,6 +165,7 @@ class SearchDescription /////////// Search building functions + public function extendWithFullTerm($aSearchTerm, $bWordInQuery, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken, &$iGlobalRank) { $aNewSearches = array(); @@ -256,7 +197,9 @@ class SearchDescription // We need to try the case where the postal code is the primary element // (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode) // so try both. - if (!$this->sPostcode && $bWordInQuery) { + if (!$this->sPostcode && $bWordInQuery + && pg_escape_string($aSearchTerm['word']) == $aSearchTerm['word'] + ) { // If we have structured search or this is the first term, // make the postcode the primary search element. if ($this->iOperator == Operator::NONE @@ -294,6 +237,9 @@ class SearchDescription if (preg_match_all("/[^0-9]/", $oSearch->sHouseNumber, $aMatches) > 2) { $oSearch->iSearchRank++; } + if (!isset($aSearchTerm['word_id'])) { + $oSearch->iSearchRank++; + } // also must not appear in the middle of the address if (sizeof($this->aAddress) || sizeof($this->aAddressNonSearch)) { $oSearch->iSearchRank++; @@ -322,7 +268,7 @@ class SearchDescription } $oSearch->setPoiSearch($iOp, $aSearchTerm['class'], $aSearchTerm['type']); - $aNewWordsetSearches[] = $oSearch; + $aNewSearches[] = $oSearch; } } elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) { $iWordID = $aSearchTerm['word_id']; @@ -335,8 +281,7 @@ class SearchDescription $oSearch->iSearchRank++; $oSearch->aAddress[$iWordID] = $iWordID; $aNewSearches[] = $oSearch; - } - else { + } else { $this->aFullNameAddress[$iWordID] = $iWordID; } } else { @@ -393,7 +338,7 @@ class SearchDescription $aNewSearches[] = $oSearch; } } - } + } } if ((!$this->sPostcode && !$this->aAddress && !$this->aAddressNonSearch) @@ -421,13 +366,14 @@ class SearchDescription /////////// Query functions - public function queryCountry(&$oDB, $sViewboxSQL) + + public function queryCountry(&$oDB) { $sSQL = 'SELECT place_id FROM placex '; $sSQL .= "WHERE country_code='".$this->sCountryCode."'"; $sSQL .= ' AND rank_search = 4'; - if ($sViewboxSQL) { - $sSQL .= " AND ST_Intersects($sViewboxSQL, geometry)"; + if ($this->oContext->bViewboxBounded) { + $sSQL .= ' AND ST_Intersects('.$this->oContext->sqlViewboxSmall.', geometry)'; } $sSQL .= " ORDER BY st_area(geometry) DESC LIMIT 1"; @@ -436,7 +382,7 @@ class SearchDescription return chksql($oDB->getCol($sSQL)); } - public function queryNearbyPoi(&$oDB, $sCountryList, $sViewboxSQL, $sViewboxCentreSQL, $sExcludeSQL, $iLimit) + public function queryNearbyPoi(&$oDB, $sCountryList, $iLimit) { if (!$this->sClass) { return array(); @@ -450,36 +396,35 @@ class SearchDescription if ($sCountryList) { $sSQL .= ' JOIN placex USING (place_id)'; } - if ($this->oNearPoint) { - $sSQL .= ' WHERE '.$this->oNearPoint->withinSQL('ct.centroid'); - } else { - $sSQL .= " WHERE ST_Contains($sViewboxSQL, ct.centroid)"; + if ($this->oContext->hasNearPoint()) { + $sSQL .= ' WHERE '.$this->oContext->withinSQL('ct.centroid'); + } else if ($this->oContext->bViewboxBounded) { + $sSQL .= ' WHERE ST_Contains('.$this->oContext->sqlViewboxSmall.', ct.centroid)'; } if ($sCountryList) { $sSQL .= " AND country_code in ($sCountryList)"; } - if ($sExcludeSQL) { - $sSQL .= ' AND place_id not in ('.$sExcludeSQL.')'; - } - if ($sViewboxCentreSQL) { - $sSQL .= " ORDER BY ST_Distance($sViewboxCentreSQL, ct.centroid) ASC"; - } elseif ($this->oNearPoint) { - $sSQL .= ' ORDER BY '.$this->oNearPoint->distanceSQL('ct.centroid').' ASC'; + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); + if ($this->oContext->sqlViewboxCentre) { + $sSQL .= ' ORDER BY ST_Distance('; + $sSQL .= $this->oContext->sqlViewboxCentre.', ct.centroid) ASC'; + } elseif ($this->oContext->hasNearPoint()) { + $sSQL .= ' ORDER BY '.$this->oContext->distanceSQL('ct.centroid').' ASC'; } $sSQL .= " limit $iLimit"; if (CONST_Debug) var_dump($sSQL); return chksql($oDB->getCol($sSQL)); } - if ($this->oNearPoint) { + if ($this->oContext->hasNearPoint()) { $sSQL = 'SELECT place_id FROM placex WHERE '; $sSQL .= 'class=\''.$this->sClass."' and type='".$this->sType."'"; - $sSQL .= ' AND '.$this->oNearPoint->withinSQL('geometry'); + $sSQL .= ' AND '.$this->oContext->withinSQL('geometry'); $sSQL .= ' AND linked_place_id is null'; if ($sCountryList) { $sSQL .= " AND country_code in ($sCountryList)"; } - $sSQL .= ' ORDER BY '.$this->oNearPoint->distanceSQL('centroid')." ASC"; + $sSQL .= ' ORDER BY '.$this->oContext->distanceSQL('centroid')." ASC"; $sSQL .= " LIMIT $iLimit"; if (CONST_Debug) var_dump($sSQL); return chksql($oDB->getCol($sSQL)); @@ -490,7 +435,7 @@ class SearchDescription public function queryPostcode(&$oDB, $sCountryList, $iLimit) { - $sSQL = 'SELECT p.place_id FROM location_postcode p '; + $sSQL = 'SELECT p.place_id FROM location_postcode p '; if (sizeof($this->aAddress)) { $sSQL .= ', search_name s '; @@ -501,11 +446,12 @@ class SearchDescription $sSQL .= 'WHERE '; } - $sSQL .= "p.postcode = '".pg_escape_string(reset($this->$aName))."'"; + $sSQL .= "p.postcode = '".reset($this->aName)."'"; $sCountryTerm = $this->countryCodeSQL('p.country_code', $sCountryList); if ($sCountryTerm) { - $sSQL .= ' AND '.$sCountyTerm; + $sSQL .= ' AND '.$sCountryTerm; } + $sSQL .= $this->oContext->excludeSQL(' AND p.place_id'); $sSQL .= " LIMIT $iLimit"; if (CONST_Debug) var_dump($sSQL); @@ -513,7 +459,7 @@ class SearchDescription return chksql($oDB->getCol($sSQL)); } - public function queryNamedPlace(&$oDB, $aWordFrequencyScores, $sCountryList, $iMinAddressRank, $iMaxAddressRank, $sExcludeSQL, $sViewboxSmall, $sViewboxLarge, $iLimit) + public function queryNamedPlace(&$oDB, $aWordFrequencyScores, $sCountryList, $iMinAddressRank, $iMaxAddressRank, $iLimit) { $aTerms = array(); $aOrder = array(); @@ -576,9 +522,9 @@ class SearchDescription } } - if ($this->oNearPoint) { - $aTerms[] = $this->oNearPoint->withinSQL('centroid'); - $aOrder[] = $this->oNearPoint->distanceSQL('centroid'); + if ($this->oContext->hasNearPoint()) { + $aTerms[] = $this->oContext->withinSQL('centroid'); + $aOrder[] = $this->oContext->distanceSQL('centroid'); } elseif ($this->sPostcode) { if (!sizeof($this->aAddress)) { $aTerms[] = "EXISTS(SELECT place_id FROM location_postcode p WHERE p.postcode = '".$this->sPostcode."' AND ST_DWithin(search_name.centroid, p.geometry, 0.1))"; @@ -587,16 +533,17 @@ class SearchDescription } } + $sExcludeSQL = $this->oContext->excludeSQL('place_id'); if ($sExcludeSQL) { - $aTerms[] = 'place_id not in ('.$sExcludeSQL.')'; + $aTerms[] = $sExcludeSQL; } - if ($sViewboxSmall) { - $aTerms[] = 'centroid && '.$sViewboxSmall; + if ($this->oContext->bViewboxBounded) { + $aTerms[] = 'centroid && '.$this->oContext->sqlViewboxSmall; } - if ($this->oNearPoint) { - $aOrder[] = $this->oNearPoint->distanceSQL('centroid'); + if ($this->oContext->hasNearPoint()) { + $aOrder[] = $this->oContext->distanceSQL('centroid'); } if ($this->sHouseNumber) { @@ -604,12 +551,7 @@ class SearchDescription } else { $sImportanceSQL = '(CASE WHEN importance = 0 OR importance IS NULL THEN 0.75-(search_rank::float/40) ELSE importance END)'; } - if ($sViewboxSmall) { - $sImportanceSQL .= " * CASE WHEN ST_Contains($sViewboxSmall, centroid) THEN 1 ELSE 0.5 END"; - } - if ($sViewboxLarge) { - $sImportanceSQL .= " * CASE WHEN ST_Contains($sViewboxLarge, centroid) THEN 1 ELSE 0.5 END"; - } + $sImportanceSQL .= $this->oContext->viewboxImportanceSQL('centroid'); $aOrder[] = "$sImportanceSQL DESC"; if (sizeof($this->aFullNameAddress)) { @@ -648,7 +590,7 @@ class SearchDescription } - public function queryHouseNumber(&$oDB, $aRoadPlaceIDs, $sExcludeSQL, $iLimit) + public function queryHouseNumber(&$oDB, $aRoadPlaceIDs, $iLimit) { $sPlaceIDs = join(',', $aRoadPlaceIDs); @@ -656,9 +598,7 @@ class SearchDescription $sSQL = 'SELECT place_id FROM placex '; $sSQL .= 'WHERE parent_place_id in ('.$sPlaceIDs.')'; $sSQL .= " AND transliteration(housenumber) ~* E'".$sHouseNumberRegex."'"; - if ($sExcludeSQL) { - $sSQL .= ' AND place_id not in ('.$sExcludeSQL.')'; - } + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); $sSQL .= " LIMIT $iLimit"; if (CONST_Debug) var_dump($sSQL); @@ -687,10 +627,7 @@ class SearchDescription $sSQL .= " or interpolationtype='all') and "; $sSQL .= $iHousenumber.">=startnumber and "; $sSQL .= $iHousenumber."<=endnumber"; - - if ($sExcludeSQL) { - $sSQL .= ' AND place_id not in ('.$sExcludeSQL.')'; - } + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); $sSQL .= " limit $iLimit"; if (CONST_Debug) var_dump($sSQL); @@ -707,9 +644,7 @@ class SearchDescription $sSQL = 'SELECT place_id FROM location_property_aux'; $sSQL .= ' WHERE parent_place_id in ('.$sPlaceIDs.')'; $sSQL .= " AND housenumber = '".$this->sHouseNumber."'"; - if ($sExcludeSQL) { - $sSQL .= " AND place_id not in ($sExcludeSQL)"; - } + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); $sSQL .= " limit $iLimit"; if (CONST_Debug) var_dump($sSQL); @@ -733,10 +668,7 @@ class SearchDescription $sSQL .= " or interpolationtype='all') and "; $sSQL .= $iHousenumber.">=startnumber and "; $sSQL .= $iHousenumber."<=endnumber"; - - if ($sExcludeSQL) { - $sSQL .= ' AND place_id not in ('.$sExcludeSQL.')'; - } + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); $sSQL .= " limit $iLimit"; if (CONST_Debug) var_dump($sSQL); @@ -752,7 +684,7 @@ class SearchDescription } - public function queryPoiByOperator(&$oDB, $aParentIDs, $sExcludeSQL, $iLimit) + public function queryPoiByOperator(&$oDB, $aParentIDs, $iLimit) { $sPlaceIDs = join(',', $aParentIDs); $aClassPlaceIDs = array(); @@ -765,6 +697,7 @@ class SearchDescription $sSQL .= " AND class='".$this->sClass."' "; $sSQL .= " AND type='".$this->sType."'"; $sSQL .= " AND linked_place_id is null"; + $sSQL .= $this->oContext->excludeSQL(' AND place_id'); $sSQL .= " ORDER BY rank_search ASC "; $sSQL .= " LIMIT $iLimit"; @@ -815,8 +748,8 @@ class SearchDescription $fRange = 0.05; $sOrderBySQL = ''; - if ($this->oNearPoint) { - $sOrderBySQL = $this->oNearPoint->distanceSQL('l.centroid'); + if ($this->oContext->hasNearPoint()) { + $sOrderBySQL = $this->oContext->distanceSQL('l.centroid'); } elseif ($sPlaceIDs) { $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)"; } elseif ($sPlaceGeom) { @@ -841,9 +774,7 @@ class SearchDescription $sSQL .= " WHERE ST_Contains('$sPlaceGeom', l.centroid)"; } - if ($sExcludeSQL) { - $sSQL .= ' AND l.place_id not in ('.$sExcludeSQL.')'; - } + $sSQL .= $this->oContext->excludeSQL(' AND l.place_id'); $sSQL .= 'limit 300) i '; if ($sOrderBySQL) { $sSQL .= 'order by order_term asc'; @@ -854,13 +785,13 @@ class SearchDescription $aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($oDB->getCol($sSQL))); } else { - if ($this->oNearPoint) { - $fRange = $this->oNearPoint->radius(); + if ($this->oContext->hasNearPoint()) { + $fRange = $this->oContext->nearRadius(); } $sOrderBySQL = ''; - if ($this->oNearPoint) { - $sOrderBySQL = $this->oNearPoint->distanceSQL('l.geometry'); + if ($this->oContext->hasNearPoint()) { + $sOrderBySQL = $this->oContext->distanceSQL('l.geometry'); } else { $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)"; } @@ -874,9 +805,7 @@ class SearchDescription $sSQL .= " AND ST_DWithin(l.geometry, f.centroid, $fRange)"; $sSQL .= " AND l.class='".$this->sClass."'"; $sSQL .= " AND l.type='".$this->sType."'"; - if ($sExcludeSQL) { - $sSQL .= " AND l.place_id not in (".$sExcludeSQL.")"; - } + $sSQL .= $this->oContext->excludeSQL(' AND l.place_id'); if ($sOrderBySQL) { $sSQL .= "ORDER BY orderterm ASC"; } @@ -895,7 +824,8 @@ class SearchDescription /////////// Sort functions - static function bySearchRank($a, $b) + + public static function bySearchRank($a, $b) { if ($a->iSearchRank == $b->iSearchRank) { return $a->iOperator + strlen($a->sHouseNumber) @@ -907,9 +837,12 @@ class SearchDescription //////////// Debugging functions - function dumpAsHtmlTableRow(&$aWordIDs) + + public function dumpAsHtmlTableRow(&$aWordIDs) { - $kf = function($k) use (&$aWordIDs) { return $aWordIDs[$k]; }; + $kf = function ($k) use (&$aWordIDs) { + return $aWordIDs[$k]; + }; echo ""; echo "$this->iSearchRank"; @@ -924,14 +857,6 @@ class SearchDescription echo "".$this->sPostcode.""; echo "".$this->sHouseNumber.""; - if ($this->oNearPoint) { - echo "".$this->oNearPoint->lat().""; - echo "".$this->oNearPoint->lon().""; - echo "".$this->oNearPoint->radius().""; - } else { - echo ""; - } - echo ""; } -}; +}