X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/7b78507ef9c5f45134fd54ac82fe4ad06c5b2be4..02e7cfd6f483a6274417e5284ba547eda7ef3007:/website/search.php
diff --git a/website/search.php b/website/search.php
index f0325f78..08c2eee0 100755
--- a/website/search.php
+++ b/website/search.php
@@ -17,10 +17,11 @@
$sSuggestion = $sSuggestionURL = false;
$bDeDupe = isset($_GET['dedupe'])?(bool)$_GET['dedupe']:true;
$bReverseInPlan = false;
- $iLimit = isset($_GET['limit'])?(int)$_GET['limit']:10;
+ $iFinalLimit = isset($_GET['limit'])?(int)$_GET['limit']:10;
$iOffset = isset($_GET['offset'])?(int)$_GET['offset']:0;
$iMaxRank = 20;
- if ($iLimit > 100) $iLimit = 100;
+ if ($iFinalLimit > 50) $iFinalLimit = 50;
+ $iLimit = $iFinalLimit + min($iFinalLimit, 10);
$iMinAddressRank = 0;
$iMaxAddressRank = 30;
@@ -31,7 +32,32 @@
}
// Show / use polygons
- $bShowPolygons = isset($_GET['polygon']) && $_GET['polygon'];
+ $bShowPolygons = (boolean)isset($_GET['polygon']) && $_GET['polygon'];
+ if ($sOutputFormat == 'html') {
+ $bAsText = $bShowPolygons;
+ $bShowPolygons = false;
+ $bAsGeoJSON = false;
+ $bAsKML = false;
+ $bAsSVG = false;
+ } else {
+ $bAsGeoJSON = (boolean)isset($_GET['polygon_geojson']) && $_GET['polygon_geojson'];
+ $bAsKML = (boolean)isset($_GET['polygon_kml']) && $_GET['polygon_kml'];
+ $bAsSVG = (boolean)isset($_GET['polygon_svg']) && $_GET['polygon_svg'];
+ $bAsText = (boolean)isset($_GET['polygon_text']) && $_GET['polygon_text'];
+ if ((($bShowPolygons?1:0)
+ + ($bAsGeoJSON?1:0)
+ + ($bAsKML?1:0)
+ + ($bAsSVG?1:0)
+ + ($bAsText?1:0)
+ ) > CONST_PolygonOutput_MaximumTypes) {
+ if (CONST_PolygonOutput_MaximumTypes) {
+ userError("Select only ".CONST_PolygonOutput_MaximumTypes." polgyon output option");
+ } else {
+ userError("Polygon output is disabled");
+ }
+ exit;
+ }
+ }
// Show address breakdown
$bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
@@ -101,6 +127,39 @@
$aPhrases = array_reverse($aPhrases);
$sQuery = join(', ',$aPhrases);
}
+
+ function structuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, $aParams, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank)
+ {
+ if (!isset($_GET[$sKey])) return false;
+ $sValue = trim($_GET[$sKey]);
+ if (!$sValue) return false;
+ $aStructuredQuery[$sKey] = $sValue;
+ if ($iMinAddressRank == 0 && $iMaxAddressRank == 30) {
+ $iMinAddressRank = $iNewMinAddressRank;
+ $iMaxAddressRank = $iNewMaxAddressRank;
+ }
+ return true;
+ }
+
+ // Structured query?
+ $aStructuredOptions = array(
+ array('amenity', 26, 30),
+ array('street', 26, 30),
+ array('city', 14, 24),
+ array('county', 9, 13),
+ array('state', 8, 8),
+ array('country', 4, 4),
+ array('postalcode', 16, 25),
+ );
+ $aStructuredQuery = array();
+ foreach($aStructuredOptions as $aStructuredOption)
+ {
+ loadStructuredAddressElement($aStructuredQuery, $iMinAddressRank, $iMaxAddressRank, $_GET, $aStructuredOption[0], $aStructuredOption[1], $aStructuredOption[2]);
+ }
+ if (sizeof($aStructuredQuery) > 0) {
+ $sQuery = join(', ', $aStructuredQuery);
+ }
+
if ($sQuery)
{
$hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
@@ -141,7 +200,7 @@
$aPoints = explode(',',$_GET['route']);
if (sizeof($aPoints) % 2 != 0)
{
- echo "Uneven number of points";
+ userError("Uneven number of points");
exit;
}
$sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
@@ -175,6 +234,7 @@
failInternalError("Could not get large viewbox.", $sSQL, $sViewboxLargeSQL);
}
$sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
+ $bBoundingBoxSearch = true;
}
// Do we have anything that looks like a lat/lon pair?
@@ -212,7 +272,7 @@
}
}
- if ($sQuery)
+ if ($sQuery || $aStructuredQuery)
{
// Start with a blank search
$aSearches = array(
@@ -240,6 +300,11 @@
preg_match_all('/\\[([a-zA-Z]*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
$aSpecialTerms = array();
+ if (isset($aStructuredQuery['amenity']) && $aStructuredQuery['amenity'])
+ {
+ $aSpecialTermsRaw[] = array('['.$aStructuredQuery['amenity'].']', $aStructuredQuery['amenity']);
+ unset($aStructuredQuery['amenity']);
+ }
foreach($aSpecialTermsRaw as $aSpecialTerm)
{
$sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
@@ -274,7 +339,17 @@
// Split query into phrases
// Commas are used to reduce the search space by indicating where phrases split
- $aPhrases = explode(',',$sQuery);
+ if (sizeof($aStructuredQuery) > 0)
+ {
+ $aPhrases = $aStructuredQuery;
+ $bStructuredPhrases = true;
+ }
+ else
+ {
+ $aPhrases = explode(',',$sQuery);
+ $bStructuredPhrases = false;
+ }
+
// Convert each phrase to standard form
// Create a list of standard words
@@ -286,7 +361,7 @@
$aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
if (PEAR::isError($aPhrase))
{
- echo "Illegal query string (not an UTF-8 string): ".$sPhrase;
+ userError("Illegal query string (not an UTF-8 string): ".$sPhrase);
if (CONST_Debug) var_dump($aPhrase);
exit;
}
@@ -304,6 +379,7 @@
}
// reindex phrases - we make assumptions later on
+ $aPhraseTypes = array_keys($aPhrases);
$aPhrases = array_values($aPhrases);
if (sizeof($aTokens))
@@ -408,28 +484,30 @@
Calculate all searches using aValidTokens i.e.
'Wodsworth Road, Sheffield' =>
-
+
Phrase Wordset
0 0 (wodsworth road)
0 1 (wodsworth)(road)
1 0 (sheffield)
-
+
Score how good the search is so they can be ordered
*/
foreach($aPhrases as $iPhrase => $sPhrase)
{
$aNewPhraseSearches = array();
+ if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
+ else $sPhraseType = '';
- foreach($aPhrases[$iPhrase]['wordsets'] as $iWordset => $aWordset)
+ foreach($aPhrases[$iPhrase]['wordsets'] as $aWordset)
{
$aWordsetSearches = $aSearches;
// Add all words from this wordset
- foreach($aWordset as $sToken)
+ foreach($aWordset as $iToken => $sToken)
{
//echo "
$sToken";
$aNewWordsetSearches = array();
-
+
foreach($aWordsetSearches as $aCurrentSearch)
{
//echo "";
@@ -443,13 +521,13 @@
{
$aSearch = $aCurrentSearch;
$aSearch['iSearchRank']++;
- if ($aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0')
+ if (($sPhraseType == '' || $sPhraseType == 'country') && $aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0')
{
if ($aSearch['sCountryCode'] === false)
{
$aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
// Country is almost always at the end of the string - increase score for finding it anywhere else (optimisation)
- if ($iWordset+1 != sizeof($aPhrases[$iPhrase]['wordsets']) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
+ if ($iToken+1 != sizeof($aWordset) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
}
@@ -463,7 +541,7 @@
if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
}
- elseif ($aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house')
+ elseif (($sPhraseType == '' || $sPhraseType == 'street') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house')
{
if ($aSearch['sHouseNumber'] === '')
{
@@ -477,7 +555,7 @@
*/
}
}
- elseif ($aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null)
+ elseif ($sPhraseType == '' && $aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null)
{
if ($aSearch['sClass'] === '')
{
@@ -506,7 +584,7 @@
{
if (sizeof($aSearch['aName']))
{
- if (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false)
+ if (($sPhraseType != 'street' && $sPhraseType != 'country') && (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false))
{
$aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
}
@@ -531,25 +609,23 @@
{
if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
{
-//var_Dump('
',$aSearch['aName']);
-
- if (sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
- {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 1;
- $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
+ if (($sPhraseType != 'street') && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
+ {
+ $aSearch = $aCurrentSearch;
+ $aSearch['iSearchRank'] += 1;
+ $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+ if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+ }
- if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
- {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 2;
- if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
- $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- $aSearch['iNamePhrase'] = $iPhrase;
- if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
+ if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
+ {
+ $aSearch = $aCurrentSearch;
+ $aSearch['iSearchRank'] += 2;
+ if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
+ $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+ $aSearch['iNamePhrase'] = $iPhrase;
+ if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+ }
}
}
}
@@ -652,6 +728,42 @@
}
}
+ if (CONST_Search_TryDroppedAddressTerms && sizeof($aStructuredQuery) > 0)
+ {
+ $aCopyGroupedSearches = $aGroupedSearches;
+ foreach($aCopyGroupedSearches as $iGroup => $aSearches)
+ {
+ foreach($aSearches as $iSearch => $aSearch)
+ {
+ $aReductionsList = array($aSearch['aAddress']);
+ $iSearchRank = $aSearch['iSearchRank'];
+ while(sizeof($aReductionsList) > 0)
+ {
+ $iSearchRank += 5;
+ if ($iSearchRank > iMaxRank) break 3;
+ $aNewReductionsList = array();
+ foreach($aReductionsList as $aReductionsWordList)
+ {
+ for ($iReductionWord = 0; $iReductionWord < sizeof($aReductionsWordList); $iReductionWord++)
+ {
+ $aReductionsWordListResult = array_merge(array_slice($aReductionsWordList, 0, $iReductionWord), array_slice($aReductionsWordList, $iReductionWord+1));
+ $aReverseSearch = $aSearch;
+ $aSearch['aAddress'] = $aReductionsWordListResult;
+ $aSearch['iSearchRank'] = $iSearchRank;
+ $aGroupedSearches[$iSearchRank][] = $aReverseSearch;
+ if (sizeof($aReductionsWordListResult) > 0)
+ {
+ $aNewReductionsList[] = $aReductionsWordListResult;
+ }
+ }
+ }
+ $aReductionsList = $aNewReductionsList;
+ }
+ }
+ }
+ ksort($aGroupedSearches);
+ }
+
// Filter out duplicate searches
$aSearchHash = array();
foreach($aGroupedSearches as $iGroup => $aSearches)
@@ -685,7 +797,7 @@
// Must have a location term
if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['fLon'])
{
- if ($aSearch['sCountryCode'] && !$aSearch['sClass'])
+ if ($aSearch['sCountryCode'] && !$aSearch['sClass'] && !$aSearch['sHouseNumber'])
{
if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
{
@@ -701,7 +813,6 @@
if (!$aSearch['sClass']) continue;
if (CONST_Debug) var_dump('
',$aSearch);
if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
-
$sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
if ($oDB->getOne($sSQL))
{
@@ -729,7 +840,7 @@
else
{
$sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
- $sSQL .= " and st_contains($sViewboxSmallSQL, centroid)";
+ $sSQL .= " and st_contains($sViewboxSmallSQL, geometry) and linked_place_id is null";
if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
$sSQL .= " limit $iLimit";
@@ -790,7 +901,7 @@
else
$sSQL .= " limit ".$iLimit;
- if (CONST_Debug) var_dump($sSQL);
+ if (CONST_Debug) { var_dump($sSQL); }
$aViewBoxPlaceIDs = $oDB->getAll($sSQL);
if (PEAR::IsError($aViewBoxPlaceIDs))
{
@@ -865,14 +976,17 @@
{
$sPlaceIDs = join(',',$aPlaceIDs);
+ $aClassPlaceIDs = array();
+
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'name')
{
// If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
$sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
+ $sSQL .= " and linked_place_id is null";
if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";
$sSQL .= " order by rank_search asc limit $iLimit";
if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $oDB->getCol($sSQL);
+ $aClassPlaceIDs = $oDB->getCol($sSQL);
}
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
@@ -890,9 +1004,9 @@
if ($iMaxRank < 9 && $bCacheTable)
{
// Try and get a polygon to search in instead
- $sSQL = "select geometry from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank + 5 and st_geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon') order by rank_search asc limit 1";
- if (CONST_Debug) var_dump($sSQL);
- $sPlaceGeom = $oDB->getOne($sSQL);
+ $sSQL = "select geometry from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank + 5 and st_geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon') order by rank_search asc limit 1";
+ if (CONST_Debug) var_dump($sSQL);
+ $sPlaceGeom = $oDB->getOne($sSQL);
}
if ($sPlaceGeom)
@@ -902,10 +1016,10 @@
else
{
$iMaxRank += 5;
- $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $oDB->getCol($sSQL);
- $sPlaceIDs = join(',',$aPlaceIDs);
+ $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
+ if (CONST_Debug) var_dump($sSQL);
+ $aPlaceIDs = $oDB->getCol($sSQL);
+ $sPlaceIDs = join(',',$aPlaceIDs);
}
if ($sPlaceIDs || $sPlaceGeom)
@@ -922,7 +1036,7 @@
else if ($sPlaceIDs) $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
else if ($sPlaceGeom) $sOrderBysSQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
- $sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
+ $sSQL = "select distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
if ($sPlaceIDs)
{
@@ -939,11 +1053,11 @@
$sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
}
if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
- if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
+ if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";
if ($iOffset) $sSQL .= " offset $iOffset";
$sSQL .= " limit $iLimit";
if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $oDB->getCol($sSQL);
+ $aClassPlaceIDs = array_merge($aClassPlaceIDs, $oDB->getCol($sSQL));
}
else
{
@@ -965,10 +1079,13 @@
if ($iOffset) $sSQL .= " offset $iOffset";
$sSQL .= " limit $iLimit";
if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $oDB->getCol($sSQL);
+ $aClassPlaceIDs = array_merge($aClassPlaceIDs, $oDB->getCol($sSQL));
}
}
}
+
+ $aPlaceIDs = $aClassPlaceIDs;
+
}
}
@@ -986,14 +1103,15 @@
}
if ($iQueryLoop > 20) break;
}
+
//exit;
- if (sizeof($aResultPlaceIDs)) break;
+ if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs)) break;
if ($iGroupLoop > 4) break;
if ($iQueryLoop > 30) break;
}
//exit;
// Did we find anything?
- if (sizeof($aResultPlaceIDs))
+ if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs))
{
//var_Dump($aResultPlaceIDs);exit;
// Get the details for display (is this a redundant extra step?)
@@ -1152,8 +1270,12 @@
$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_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),2)) as maxlat,";
- $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),3)) as maxlon,";
- $sSQL .= "ST_AsText(geometry) as outlinestring from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';
+ $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),3)) as maxlon";
+ if ($bAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
+ if ($bAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
+ if ($bAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
+ if ($bAsText || $bShowPolygons) $sSQL .= ",ST_AsText(geometry) as astext";
+ $sSQL .= " from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';
$aPointPolygon = $oDB->getRow($sSQL);
if (PEAR::IsError($aPointPolygon))
{
@@ -1161,29 +1283,41 @@
}
if ($aPointPolygon['place_id'])
{
+ if ($bAsGeoJSON) $aResult['asgeojson'] = $aPointPolygon['asgeojson'];
+ if ($bAsKML) $aResult['askml'] = $aPointPolygon['askml'];
+ if ($bAsSVG) $aResult['assvg'] = $aPointPolygon['assvg'];
+ if ($bAsText) $aResult['astext'] = $aPointPolygon['astext'];
+
if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null ) {
$aResult['lat'] = $aPointPolygon['centrelat'];
$aResult['lon'] = $aPointPolygon['centrelon'];
}
- // Translate geometary string to point array
- if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
- {
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
- }
- elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['outlinestring'],$aMatch))
+ if ($bShowPolygons)
{
- $fRadius = 0.01;
- $iSteps = ($fRadius * 40000)^2;
- $fStepSize = (2*pi())/$iSteps;
- $aPolyPoints = array();
- for($f = 0; $f < 2*pi(); $f += $fStepSize)
+ // Translate geometary string to point array
+ if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
+ {
+ preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
+ }
+ elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
{
- $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+ preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
+ }
+ elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['astext'],$aMatch))
+ {
+ $fRadius = 0.01;
+ $iSteps = ($fRadius * 40000)^2;
+ $fStepSize = (2*pi())/$iSteps;
+ $aPolyPoints = array();
+ for($f = 0; $f < 2*pi(); $f += $fStepSize)
+ {
+ $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+ }
+ $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
+ $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
+ $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
+ $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
}
- $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
- $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
- $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
- $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
}
// Output data suitable for display (points and a bounding box)
@@ -1321,7 +1455,7 @@
}
// Absolute limit on number of results
- if (sizeof($aSearchResults) >= $iLimit) break;
+ if (sizeof($aSearchResults) >= $iFinalLimit) break;
}
$sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");