]> git.openstreetmap.org Git - nominatim.git/blobdiff - lib/lib.php
move looksLikeLatLonPair into lib.php, basic PHP test suite using phpunit
[nominatim.git] / lib / lib.php
index 96d2c048fcae7d2b91ca2224a9b55805dcd335e8..e200202bd6d869136e8fcda26eee8bbc6cb3a650 100644 (file)
@@ -45,7 +45,7 @@
                if (!$sUserError) $sUserError = $sError;
                error_log('ERROR: '.$sError);
                echo $sUserError."\n";
-               exit;
+               exit(-1);
        }
 
 
@@ -94,7 +94,8 @@
 
        function bySearchRank($a, $b)
        {
-               if ($a['iSearchRank'] == $b['iSearchRank']) return 0;
+               if ($a['iSearchRank'] == $b['iSearchRank'])
+            return strlen($a['sOperator']) + strlen($a['sHouseNumber']) - strlen($b['sOperator']) - strlen($b['sHouseNumber']);
                return ($a['iSearchRank'] < $b['iSearchRank']?-1:1);
        }
 
        }
 
 
-       function getPreferredLanguages()
+       function getPreferredLanguages($sLangString=false)
        {
-               // If we have been provided the value in $_GET it overrides browser value
-               if (isset($_GET['accept-language']) && $_GET['accept-language'])
+               if (!$sLangString)
                {
-                       $_SERVER["HTTP_ACCEPT_LANGUAGE"] = $_GET['accept-language'];
+                       // If we have been provided the value in $_GET it overrides browser value
+                       if (isset($_GET['accept-language']) && $_GET['accept-language'])
+                       {
+                               $_SERVER["HTTP_ACCEPT_LANGUAGE"] = $_GET['accept-language'];
+                               $sLangString = $_GET['accept-language'];
+                       }
+                       else if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
+                       {
+                               $sLangString = $_SERVER["HTTP_ACCEPT_LANGUAGE"];
+                       }
                }
 
                $aLanguages = array();
-               if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
+               if ($sLangString)
                {
-                       if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER))
+                       if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $sLangString, $aLanguagesParse, PREG_SET_ORDER))
                        {
                                foreach($aLanguagesParse as $iLang => $aLanguage)
                                {
 
                if (sizeof($aNearPostcodes))
                {
-                       return array(array('lat' => $aNearPostcodes[0]['lat'], 'lon' => $aNearPostcodes[0]['lon'], 'radius' => 0.005));
+                       $aPostcodes = array();
+                       foreach($aNearPostcodes as $aPostcode)
+                       {
+                               $aPostcodes[] = array('lat' => $aPostcode['lat'], 'lon' => $aPostcode['lon'], 'radius' => 0.005);
+                       }
+
+                       return $aPostcodes;
                }
 
                return false;
  'landuse:commercial' => array('label'=>'Commercial','frequency'=>657,'icon'=>'',),
 
  'place:airport' => array('label'=>'Airport','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
+ 'aeroway:aerodrome' => array('label'=>'Aerodrome','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
+ 'aeroway' => array('label'=>'Aeroway','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
  'railway:station' => array('label'=>'Station','frequency'=>3431,'icon'=>'transport_train_station2', 'defdiameter' => 0.01,),
  'amenity:place_of_worship' => array('label'=>'Place Of Worship','frequency'=>9049,'icon'=>'place_of_worship_unknown3',),
  'amenity:pub' => array('label'=>'Pub','frequency'=>18969,'icon'=>'food_pub',),
                        {
                                $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
                                $sTypeLabel = str_replace(' ','_',$sTypeLabel);
-                               if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]))
+                               if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place')
                                {
                                        $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
                                }
        }
 
 
-       function getWordSuggestions(&$oDB, $sWord)
-       {
-               $sWordQuoted = getDBQuoted(trim($sWord));
-               $sSQL = "select *,levenshtein($sWordQuoted,word) from test_token ";
-               $sSQL .= "where (metaphone = dmetaphone($sWordQuoted) or metaphonealt = dmetaphone($sWordQuoted) or ";
-               $sSQL .= "metaphone = dmetaphone_alt($sWordQuoted) or metaphonealt = dmetaphone_alt($sWordQuoted)) ";
-               $sSQL .= "and len between length($sWordQuoted)-2 and length($sWordQuoted)+2 ";
-               $sSQL .= "and levenshtein($sWordQuoted,word) < 3 ";
-               $sSQL .= "order by levenshtein($sWordQuoted,word) asc, abs(len - length($sWordQuoted)) asc limit 20";
-               $aSimilar = $oDB->getAll($sSQL);
-               return $aSimilar;
-       }
-
-
        function geocodeReverse($fLat, $fLon, $iZoom=18)
        {
                $oDB =& getDB();
                        $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
                        //var_dump($sSQL);
                        $aPlace = $oDB->getRow($sSQL);
-                       $iPlaceID = $aPlace['place_id'];
-                       if (PEAR::IsError($iPlaceID))
+                       if (PEAR::IsError($aPlace))
                        {
-                               var_Dump($sSQL, $iPlaceID);
+                               var_Dump($sSQL, $aPlace);
                                exit;
                        }
+                       $iPlaceID = $aPlace['place_id'];
                }
 
                // The point we found might be too small - use the address to find what it is a child of
                return $iPlaceID;
        }
 
-       function loadStructuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, $aParams, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank)
+       function addQuotes($s)
+       {
+               return "'".$s."'";
+       }
+
+       // returns boolean
+       function validLatLon($fLat,$fLon)
        {
-               if (!isset($_GET[$sKey])) return false;
-               $sValue = trim($_GET[$sKey]);
-               if (!$sValue) return false;
-               $aStructuredQuery[$sKey] = $sValue;
-               if ($iMinAddressRank == 0 && $iMaxAddressRank == 30)
+               return ($fLat <= 90.1 && $fLat >= -90.1 && $fLon <= 180.1 && $fLon >= -180.1);
+       }
+
+       // Do we have anything that looks like a lat/lon pair?
+       // returns array(lat,lon,query_with_lat_lon_removed)
+       // or null
+       function looksLikeLatLonPair($sQuery)
+       {
+               $sFound    = null;
+               $fQueryLat = null;
+               $fQueryLon = null;
+
+               // degrees decimal minutes
+               // N 40 26.767, W 79 58.933
+               // N 40°26.767′, W 79°58.933′
+               //                  1         2                   3                  4         5            6
+               if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*?\\b/', $sQuery, $aData))
                {
-                       $iMinAddressRank = $iNewMinAddressRank;
-                       $iMaxAddressRank = $iNewMaxAddressRank;
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
+                       $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
                }
-               return true;
-       }
+               // degrees decimal minutes
+               // 40 26.767 N, 79 58.933 W
+               // 40° 26.767′ N 79° 58.933′ W
+               //                      1             2                      3          4            5                    6
+               elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\b/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
+                       $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
+               }
+               // degrees decimal seconds
+               // N 40 26 46 W 79 58 56
+               // N 40° 26′ 46″ W, 79° 58′ 56″
+               //                      1        2            3            4                5        6            7            8
+               elseif (preg_match('/\\b([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\b/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60 + $aData[4]/3600);
+                       $fQueryLon = ($aData[5]=='E'?1:-1) * ($aData[6] + $aData[7]/60 + $aData[8]/3600);
+               }
+               // degrees decimal seconds
+               // 40 26 46 N 79 58 56 W
+               // 40° 26′ 46″ N, 79° 58′ 56″ W
+               //                      1            2            3            4          5            6            7            8
+               elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([EW])\\b/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[4]=='N'?1:-1) * ($aData[1] + $aData[2]/60 + $aData[3]/3600);
+                       $fQueryLon = ($aData[8]=='E'?1:-1) * ($aData[5] + $aData[6]/60 + $aData[7]/3600);
+               }
+               // degrees decimal
+               // N 40.446° W 79.982°
+               //                      1        2                               3        4
+               elseif (preg_match('/\\b([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\b/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2]);
+                       $fQueryLon = ($aData[3]=='E'?1:-1) * ($aData[4]);
+               }
+               // degrees decimal
+               // 40.446° N 79.982° W
+               //                      1                           2          3                           4
+               elseif (preg_match('/\\b([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\b/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = ($aData[2]=='N'?1:-1) * ($aData[1]);
+                       $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[3]);
+               }
+               // degrees decimal
+               // 12.34, 56.78
+               // [12.456,-78.90]
+               //                   1          2                             3                        4
+               elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData))
+               {
+                       $sFound    = $aData[0];
+                       $fQueryLat = $aData[2];
+                       $fQueryLon = $aData[3];
+               }
+
+               if (!validLatLon($fQueryLat, $fQueryLon)) return;
+               $sQuery = trim(str_replace($sFound, ' ', $sQuery));
+
+               return array('lat' => $fQueryLat, 'lon' => $fQueryLon, 'query' => $sQuery);
+       }
\ No newline at end of file