}
// Only certain ranks of feature
+ if (isset($_GET['featureType']) && !isset($_GET['featuretype'])) $_GET['featuretype'] = $_GET['featureType'];
+
if (isset($_GET['featuretype']))
{
switch($_GET['featuretype'])
$aPhrases = array_reverse($aPhrases);
$sQuery = join(', ',$aPhrases);
}
-
if ($sQuery)
{
$hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
$sQuery = preg_replace('/\\bil\\b/','illinois', $sQuery);
$sQuery = preg_replace('/\\bal\\b/','alabama', $sQuery);
$sQuery = preg_replace('/\\bla\\b/','louisiana', $sQuery);
+ $sQuery = preg_replace('/\\bde louisiana\\b/','de la', $sQuery);
}
// If we have a view box create the SQL
// Do we have anything that looks like a lat/lon pair?
if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[ ]+([0-9.]+)?[, ]+([EW])[ ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?\\b/', $sQuery, $aData))
{
- $_GET['nearlat'] = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
- $_GET['nearlon'] = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
+ $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
+ if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
+ {
+ $_GET['nearlat'] = $fQueryLat;
+ $_GET['nearlon'] = $fQueryLon;
+ $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ }
}
elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
{
- $_GET['nearlat'] = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
- $_GET['nearlon'] = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
+ $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
+ if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
+ {
+ $_GET['nearlat'] = $fQueryLat;
+ $_GET['nearlon'] = $fQueryLon;
+ $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ }
}
- elseif (preg_match('/(\\[|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|\\b)/', $sQuery, $aData))
+ elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|$|\\b)/', $sQuery, $aData))
{
- $_GET['nearlat'] = $aData[2];
- $_GET['nearlon'] = $aData[3];
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ $fQueryLat = $aData[2];
+ $fQueryLon = $aData[3];
+ if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
+ {
+ $_GET['nearlat'] = $fQueryLat;
+ $_GET['nearlon'] = $fQueryLon;
+ $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+ }
}
if ($sQuery)
$aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
if (PEAR::isError($aPhrase))
{
- var_dump($aPhrase);
+ echo "Illegal query string (not an UTF-8 string): ".$sPhrase;
+ if (CONST_Debug) var_dump($aPhrase);
exit;
}
if (trim($aPhrase['string']))
}
}
if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);
-/*
+
// Try and calculate GB postcodes we might be missing
foreach($aTokens as $sToken)
{
}
}
}
-*/
foreach($aTokens as $sToken)
{
// Unknown single word token with a number - assume it is a house number
if (!isset($aValidTokens[' '.$sToken]) && strpos($sToken,' ') === false && preg_match('/[0-9]/', $sToken))
{
- $aValidTokens[' '.$sToken] = array('class'=>'place','type'=>'house');
+ $aValidTokens[' '.$sToken] = array(array('class'=>'place','type'=>'house'));
}
}
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
{
- $sSQL = "select rank_search from placex where place_id in ($sPlaceIDs) order by rank_search asc limit 1";
+ $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
+ $bCacheTable = $oDB->getOne($sSQL);
+
+ $sSQL = "select min(rank_search) from placex where place_id in ($sPlaceIDs)";
if (CONST_Debug) var_dump($sSQL);
- $iMaxRank = ((int)$oDB->getOne($sSQL)) + 5;
+ $iMaxRank = ((int)$oDB->getOne($sSQL));
+ // For state / country level searches the normal radius search doesn't work very well
+ $sPlaceGeom = false;
+ if ($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);
+ }
+
+ if ($sPlaceGeom)
+ {
+ $sPlaceIDs = false;
+ }
+ 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);
+ }
- if ($sPlaceIDs)
+ if ($sPlaceIDs || $sPlaceGeom)
{
$fRange = 0.01;
- $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
- if ($oDB->getOne($sSQL))
+ if ($bCacheTable)
{
// More efficient - can make the range bigger
- $fRange = 0.05;
- $sSQL = "select l.place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
+ $fRange = 0.05;
+
+ $sOrderBySQL = '';
+ if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.centroid)";
+ 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']."_".$aSearch['sType']." as l";
if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
- $sSQL .= ",placex as f where ";
- $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
+ if ($sPlaceIDs)
+ {
+ $sSQL .= ",placex as f where ";
+ $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
+ }
+ if ($sPlaceGeom)
+ {
+ $sSQL .= " where ";
+ $sSQL .= "ST_Contains('".$sPlaceGeom."', l.centroid) ";
+ }
if (sizeof($aExcludePlaceIDs))
{
$sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
}
if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
- if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.centroid) ASC";
- else $sSQL .= " order by ST_Distance(l.centroid, f.geometry) asc";
+ if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
+ if ($iOffset) $sSQL .= " offset $iOffset";
$sSQL .= " limit $iLimit";
if (CONST_Debug) var_dump($sSQL);
$aPlaceIDs = $oDB->getCol($sSQL);
else
{
if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
- $sSQL = "select l.place_id from placex as l,placex as f where ";
+
+ $sOrderBySQL = '';
+ if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.geometry)";
+ else $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
+
+ $sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from placex as l,placex as f where ";
$sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) ";
$sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
if (sizeof($aExcludePlaceIDs))
$sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
}
if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";
- if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.geometry) ASC";
- else $sSQL .= " order by ST_Distance(l.geometry, f.geometry) asc, l.rank_search ASC";
+ if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
+ if ($iOffset) $sSQL .= " offset $iOffset";
$sSQL .= " limit $iLimit";
if (CONST_Debug) var_dump($sSQL);
$aPlaceIDs = $oDB->getCol($sSQL);
}
// Output data suitable for display (points and a bounding box)
- if ($bShowPolygons)
+ if ($bShowPolygons && isset($aPolyPoints))
{
$aResult['aPolyPoints'] = array();
foreach($aPolyPoints as $aPoint)