<?php
- function failInternalError($sError, $sSQL = false, $vDumpVar = false)
- {
- header('HTTP/1.0 500 Internal Server Error');
- header('Content-type: text/html; charset=utf-8');
- echo "<html><body><h1>Internal Server Error</h1>";
- echo '<p>Nominatim has encountered an internal error while processing your request. This is most likely because of a bug in the software.</p>';
- echo "<p><b>Details:</b> ".$sError,"</p>";
- echo '<p>Feel free to report the bug in the <a href="http://trac.openstreetmap.org">OSM bug database</a>. Please include the error message above and the URL you used.</p>';
- if (CONST_Debug)
- {
- echo "<hr><h2>Debugging Information</h2><br>";
- if ($sSQL)
- {
- echo "<h3>SQL query</h3><code>".$sSQL."</code>";
- }
- if ($vDumpVar)
- {
- echo "<h3>Result</h3> <code>";
- var_dump($vDumpVar);
- echo "</code>";
- }
- }
- echo "\n</body></html>\n";
- exit;
- }
-
-
- function userError($sError)
- {
- header('HTTP/1.0 400 Bad Request');
- header('Content-type: text/html; charset=utf-8');
- echo "<html><body><h1>Bad Request</h1>";
- echo '<p>Nominatim has encountered an error with your request.</p>';
- echo "<p><b>Details:</b> ".$sError,"</p>";
- echo '<p>If you feel this error is incorrect feel free to report the bug in the <a href="http://trac.openstreetmap.org">OSM bug database</a>. Please include the error message above and the URL you used.</p>';
- echo "\n</body></html>\n";
- exit;
- }
-
- function getParamBool($name, $default=false)
- {
- if (!isset($_GET[$name])) return $default;
-
- return (bool) $_GET[$name];
- }
-
function fail($sError, $sUserError = false)
{
if (!$sUserError) $sUserError = $sError;
}
- function getBlockingProcesses()
- {
- $sStats = file_get_contents('/proc/stat');
- if (preg_match('/procs_blocked ([0-9]+)/i', $sStats, $aMatches))
- {
- return (int)$aMatches[1];
- }
- return 0;
- }
-
-
- function getLoadAverage()
- {
- $sLoadAverage = file_get_contents('/proc/loadavg');
- $aLoadAverage = explode(' ',$sLoadAverage);
- return (float)$aLoadAverage[0];
- }
-
-
function getProcessorCount()
{
$sCPU = file_get_contents('/proc/cpuinfo');
{
if ($a['importance'] != $b['importance'])
return ($a['importance'] > $b['importance']?-1:1);
- /*
- if ($a['aPointPolygon']['numfeatures'] != $b['aPointPolygon']['numfeatures'])
- return ($a['aPointPolygon']['numfeatures'] > $b['aPointPolygon']['numfeatures']?-1:1);
- if ($a['aPointPolygon']['area'] != $b['aPointPolygon']['area'])
- return ($a['aPointPolygon']['area'] > $b['aPointPolygon']['area']?-1:1);
- // if ($a['levenshtein'] != $b['levenshtein'])
- // return ($a['levenshtein'] < $b['levenshtein']?-1:1);
- if ($a['rank_search'] != $b['rank_search'])
- return ($a['rank_search'] < $b['rank_search']?-1:1);
- */
+
return ($a['foundorder'] < $b['foundorder']?-1:1);
}
{
$aTokens[' '.$sWord] = ' '.$sWord;
$aTokens[$sWord] = $sWord;
- //if (!strpos($sWord,' ')) $aTokens[$sWord] = $sWord;
}
}
return $aTokens;
GB Postcode functions
*/
- function gbPostcodeAlphaDifference($s1, $s2)
- {
- $aValues = array(
- 'A'=>0,
- 'B'=>1,
- 'D'=>2,
- 'E'=>3,
- 'F'=>4,
- 'G'=>5,
- 'H'=>6,
- 'J'=>7,
- 'L'=>8,
- 'N'=>9,
- 'O'=>10,
- 'P'=>11,
- 'Q'=>12,
- 'R'=>13,
- 'S'=>14,
- 'T'=>15,
- 'U'=>16,
- 'W'=>17,
- 'X'=>18,
- 'Y'=>19,
- 'Z'=>20);
- return abs(($aValues[$s1[0]]*21+$aValues[$s1[1]]) - ($aValues[$s2[0]]*21+$aValues[$s2[1]]));
- }
-
-
function gbPostcodeCalculate($sPostcode, $sPostcodeSector, $sPostcodeEnd, &$oDB)
{
// Try an exact match on the gb_postcode table
$sSQL = 'select \'AA\', ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from gb_postcode where postcode = \''.$sPostcode.'\'';
- $aNearPostcodes = $oDB->getAll($sSQL);
- if (PEAR::IsError($aNearPostcodes))
- {
- var_dump($sSQL, $aNearPostcodes);
- exit;
- }
+ $aNearPostcodes = chksql($oDB->getAll($sSQL));
if (sizeof($aNearPostcodes))
{
}
- function usPostcodeCalculate($sPostcode, &$oDB)
- {
- $iZipcode = (int)$sPostcode;
-
- // Try an exact match on the us_zippostcode table
- $sSQL = 'select zipcode, ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from us_zipcode where zipcode = '.$iZipcode;
- $aNearPostcodes = $oDB->getAll($sSQL);
- if (PEAR::IsError($aNearPostcodes))
- {
- var_dump($sSQL, $aNearPostcodes);
- exit;
- }
-
- if (!sizeof($aNearPostcodes))
- {
- $sSQL = 'select zipcode,ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from us_zipcode where zipcode between '.($iZipcode-100).' and '.($iZipcode+100).' order by abs(zipcode - '.$iZipcode.') asc limit 5';
- $aNearPostcodes = $oDB->getAll($sSQL);
- if (PEAR::IsError($aNearPostcodes))
- {
- var_dump($sSQL, $aNearPostcodes);
- exit;
- }
- }
-
- if (!sizeof($aNearPostcodes))
- {
- return false;
- }
-
- $fTotalLat = 0;
- $fTotalLon = 0;
- $fTotalFac = 0;
- foreach($aNearPostcodes as $aPostcode)
- {
- $iDiff = abs($aPostcode['zipcode'] - $iZipcode) + 1;
- if ($iDiff == 0)
- $fFac = 1;
- else
- $fFac = 1/($iDiff*$iDiff);
-
- $fTotalFac += $fFac;
- $fTotalLat += $aPostcode['lat'] * $fFac;
- $fTotalLon += $aPostcode['lon'] * $fFac;
- }
- if ($fTotalFac)
- {
- $fLat = $fTotalLat / $fTotalFac;
- $fLon = $fTotalLon / $fTotalFac;
- return array(array('lat' => $fLat, 'lon' => $fLon, 'radius' => 0.2));
- }
- return false;
-
- /*
- $fTotalFac is a surprisingly good indicator of accuracy
- $iZoom = 18 + round(log($fTotalFac,32));
- $iZoom = max(13,min(18,$iZoom));
- */
- }
-
-
function getClassTypes()
{
return array(
function javascript_renderData($xVal, $iOptions = 0)
{
- header("Access-Control-Allow-Origin: *");
if (defined('PHP_VERSION_ID') && PHP_VERSION_ID > 50400)
$iOptions |= JSON_UNESCAPED_UNICODE;
$jsonout = json_encode($xVal, $iOptions);
if (!$bRaw) $sSQL .= " WHERE isaddress OR type = 'country_code'";
$sSQL .= " order by rank_address desc,isaddress desc";
- $aAddressLines = $oDB->getAll($sSQL);
- if (PEAR::IsError($aAddressLines))
- {
- var_dump($aAddressLines);
- exit;
- }
+ $aAddressLines = chksql($oDB->getAll($sSQL));
if ($bRaw) return $aAddressLines;
//echo "<pre>";
//var_dump($aAddressLines);
}
- function geocodeReverse($fLat, $fLon, $iZoom=18)
- {
- $oDB =& getDB();
-
- $sPointSQL = "ST_SetSRID(ST_Point($fLon,$fLat),4326)";
-
- // Zoom to rank, this could probably be calculated but a lookup gives fine control
- $aZoomRank = array(
- 0 => 2, // Continent / Sea
- 1 => 2,
- 2 => 2,
- 3 => 4, // Country
- 4 => 4,
- 5 => 8, // State
- 6 => 10, // Region
- 7 => 10,
- 8 => 12, // County
- 9 => 12,
- 10 => 17, // City
- 11 => 17,
- 12 => 18, // Town / Village
- 13 => 18,
- 14 => 22, // Suburb
- 15 => 22,
- 16 => 26, // Street, TODO: major street?
- 17 => 26,
- 18 => 30, // or >, Building
- 19 => 30, // or >, Building
- );
- $iMaxRank = isset($aZoomRank[$iZoom])?$aZoomRank[$iZoom]:28;
-
- // Find the nearest point
- $fSearchDiam = 0.0001;
- $iPlaceID = null;
- $aArea = false;
- $fMaxAreaDistance = 1;
- while(!$iPlaceID && $fSearchDiam < $fMaxAreaDistance)
- {
- $fSearchDiam = $fSearchDiam * 2;
-
- // If we have to expand the search area by a large amount then we need a larger feature
- // then there is a limit to how small the feature should be
- if ($fSearchDiam > 2 && $iMaxRank > 4) $iMaxRank = 4;
- if ($fSearchDiam > 1 && $iMaxRank > 9) $iMaxRank = 8;
- if ($fSearchDiam > 0.8 && $iMaxRank > 10) $iMaxRank = 10;
- if ($fSearchDiam > 0.6 && $iMaxRank > 12) $iMaxRank = 12;
- if ($fSearchDiam > 0.2 && $iMaxRank > 17) $iMaxRank = 17;
- if ($fSearchDiam > 0.1 && $iMaxRank > 18) $iMaxRank = 18;
- if ($fSearchDiam > 0.008 && $iMaxRank > 22) $iMaxRank = 22;
- if ($fSearchDiam > 0.001 && $iMaxRank > 26) $iMaxRank = 26;
-
- $sSQL = 'select place_id,parent_place_id from placex';
- $sSQL .= ' WHERE ST_DWithin('.$sPointSQL.', geometry, '.$fSearchDiam.')';
- $sSQL .= ' and rank_search != 28 and rank_search >= '.$iMaxRank;
- $sSQL .= ' and (name is not null or housenumber is not null)';
- $sSQL .= ' and class not in (\'waterway\')';
- $sSQL .= ' and (ST_GeometryType(geometry) not in (\'ST_Polygon\',\'ST_MultiPolygon\') ';
- $sSQL .= ' OR ST_DWithin('.$sPointSQL.', ST_Centroid(geometry), '.$fSearchDiam.'))';
- $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
- //var_dump($sSQL);
- $aPlace = $oDB->getRow($sSQL);
- if (PEAR::IsError($aPlace))
- {
- var_Dump($sSQL, $aPlace);
- exit;
- }
- $iPlaceID = $aPlace['place_id'];
- }
-
- // The point we found might be too small - use the address to find what it is a child of
- if ($iPlaceID)
- {
- $sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = $iPlaceID order by cached_rank_address desc,isaddress desc,distance desc limit 1";
- $iPlaceID = $oDB->getOne($sSQL);
- if (PEAR::IsError($iPlaceID))
- {
- var_Dump($sSQL, $iPlaceID);
- exit;
- }
-
- if ($iPlaceID && $aPlace['place_id'] && $iMaxRank < 28)
- {
- $sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = ".$aPlace['place_id']." order by cached_rank_address desc,isaddress desc,distance desc";
- $iPlaceID = $oDB->getOne($sSQL);
- if (PEAR::IsError($iPlaceID))
- {
- var_Dump($sSQL, $iPlaceID);
- exit;
- }
- }
- if (!$iPlaceID)
- {
- $iPlaceID = $aPlace['place_id'];
- }
- }
-
- return $iPlaceID;
- }
-
function addQuotes($s)
{
return "'".$s."'";
projects / nominatim.git / blobdiff