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replaces deprecated split(), adds .gitignore

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Gerhard Koch 2014-10-31 21:52:47 +01:00
parent 0331b801af
commit f5ee38f2e3
2 changed files with 321 additions and 306 deletions
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1
.gitignore vendored Normal file
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@ -0,0 +1 @@
.idea/

280
staticmap.php
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@ -1,7 +1,7 @@
<?php <?php
/** /**
* staticMapLite 0.03 * staticMapLite 0.3.1
* *
* Copyright 2009 Gerhard Koch * Copyright 2009 Gerhard Koch
* *
@ -26,59 +26,55 @@
*/ */
error_reporting(0); error_reporting(0);
ini_set('display_errors','off'); ini_set('display_errors', 'off');
Class staticMapLite { Class staticMapLite
{
protected $maxWidth = 1024; protected $maxWidth = 1024;
protected $maxHeight = 1024; protected $maxHeight = 1024;
protected $tileSize = 256; protected $tileSize = 256;
protected $tileSrcUrl = array( 'mapnik' => 'http://tile.openstreetmap.org/{Z}/{X}/{Y}.png', protected $tileSrcUrl = array('mapnik' => 'http://tile.openstreetmap.org/{Z}/{X}/{Y}.png',
'osmarenderer' => 'http://otile1.mqcdn.com/tiles/1.0.0/osm/{Z}/{X}/{Y}.png', 'osmarenderer' => 'http://otile1.mqcdn.com/tiles/1.0.0/osm/{Z}/{X}/{Y}.png',
'cycle' => 'http://c.andy.sandbox.cloudmade.com/tiles/cycle/{Z}/{X}/{Y}.png',
'cycle' => 'http://a.tile.opencyclemap.org/cycle/{Z}/{X}/{Y}.png', 'cycle' => 'http://a.tile.opencyclemap.org/cycle/{Z}/{X}/{Y}.png',
'piste' => 'http://tiles.openpistemap.org/nocontours/{Z}/{X}/{Y}.png',
'piste' => 'http://openpistemap.org/tiles/contours/{Z}/{X}/{Y}.png',
'hikebike' => 'http://toolserver.org/tiles/hikebike/{Z}/{X}/{Y}.png'
); );
protected $tileDefaultSrc = 'mapnik'; protected $tileDefaultSrc = 'mapnik';
protected $markerBaseDir = 'images/markers'; protected $markerBaseDir = 'images/markers';
protected $osmLogo = 'images/osm_logo.png'; protected $osmLogo = 'images/osm_logo.png';
protected $markerPrototypes = array(// found at http://www.mapito.net/map-marker-icons.html protected $markerPrototypes = array(
'lighblue' => array('regex'=>'/^lightblue([0-9]+)$/', // found at http://www.mapito.net/map-marker-icons.html
'extension'=>'.png', 'lighblue' => array('regex' => '/^lightblue([0-9]+)$/',
'shadow'=>false, 'extension' => '.png',
'offsetImage'=>'0,-19', 'shadow' => false,
'offsetShadow'=>false 'offsetImage' => '0,-19',
'offsetShadow' => false
), ),
// openlayers std markers // openlayers std markers
'ol-marker'=> array('regex'=>'/^ol-marker(|-blue|-gold|-green)+$/', 'ol-marker' => array('regex' => '/^ol-marker(|-blue|-gold|-green)+$/',
'extension'=>'.png', 'extension' => '.png',
'shadow'=>'../marker_shadow.png', 'shadow' => '../marker_shadow.png',
'offsetImage'=>'-10,-25', 'offsetImage' => '-10,-25',
'offsetShadow'=>'-1,-13' 'offsetShadow' => '-1,-13'
), ),
// taken from http://www.visual-case.it/cgi-bin/vc/GMapsIcons.pl // taken from http://www.visual-case.it/cgi-bin/vc/GMapsIcons.pl
'ylw'=> array('regex'=>'/^(pink|purple|red|ltblu|ylw)-pushpin$/', 'ylw' => array('regex' => '/^(pink|purple|red|ltblu|ylw)-pushpin$/',
'extension'=>'.png', 'extension' => '.png',
'shadow'=>'../marker_shadow.png', 'shadow' => '../marker_shadow.png',
'offsetImage'=>'-10,-32', 'offsetImage' => '-10,-32',
'offsetShadow'=>'-1,-13' 'offsetShadow' => '-1,-13'
) )
); );
protected $useTileCache = true; protected $useTileCache = true;
protected $tileCacheBaseDir = 'cache/tiles'; protected $tileCacheBaseDir = '../cache/tiles';
protected $useMapCache = true; protected $useMapCache = true;
protected $mapCacheBaseDir = 'cache/maps'; protected $mapCacheBaseDir = '../cache/maps';
protected $mapCacheID = ''; protected $mapCacheID = '';
protected $mapCacheFile = ''; protected $mapCacheFile = '';
protected $mapCacheExtension = 'png'; protected $mapCacheExtension = 'png';
@ -86,7 +82,8 @@ Class staticMapLite {
protected $zoom, $lat, $lon, $width, $height, $markers, $image, $maptype; protected $zoom, $lat, $lon, $width, $height, $markers, $image, $maptype;
protected $centerX, $centerY, $offsetX, $offsetY; protected $centerX, $centerY, $offsetX, $offsetY;
public function __construct(){ public function __construct()
{
$this->zoom = 0; $this->zoom = 0;
$this->lat = 0; $this->lat = 0;
$this->lon = 0; $this->lon = 0;
@ -96,92 +93,98 @@ Class staticMapLite {
$this->maptype = $this->tileDefaultSrc; $this->maptype = $this->tileDefaultSrc;
} }
public function parseParams(){ public function parseParams()
{
global $_GET; global $_GET;
// get zoom from GET paramter // get zoom from GET paramter
$this->zoom = $_GET['zoom']?intval($_GET['zoom']):0; $this->zoom = $_GET['zoom'] ? intval($_GET['zoom']) : 0;
if($this->zoom>18)$this->zoom = 18; if ($this->zoom > 18) $this->zoom = 18;
// get lat and lon from GET paramter // get lat and lon from GET paramter
list($this->lat,$this->lon) = split(',',$_GET['center']); list($this->lat, $this->lon) = explode(',', $_GET['center']);
$this->lat = floatval($this->lat); $this->lat = floatval($this->lat);
$this->lon = floatval($this->lon); $this->lon = floatval($this->lon);
// get zoom from GET paramter // get zoom from GET paramter
if($_GET['size']){ if ($_GET['size']) {
list($this->width, $this->height) = split('x',$_GET['size']); list($this->width, $this->height) = explode('x', $_GET['size']);
$this->width = intval($this->width); $this->width = intval($this->width);
if($this->width > $this->maxWidth) $this->width = $this->maxWidth; if ($this->width > $this->maxWidth) $this->width = $this->maxWidth;
$this->height = intval($this->height); $this->height = intval($this->height);
if($this->height > $this->maxHeight) $this->height = $this->maxHeight; if ($this->height > $this->maxHeight) $this->height = $this->maxHeight;
} }
if($_GET['markers']){ if (!empty($_GET['markers'])) {
$markers = split('%7C|\|',$_GET['markers']); $markers = explode('|', $_GET['markers']);
foreach($markers as $marker){ foreach ($markers as $marker) {
list($markerLat, $markerLon, $markerType) = split(',',$marker); list($markerLat, $markerLon, $markerType) = explode(',', $marker);
$markerLat = floatval($markerLat); $markerLat = floatval($markerLat);
$markerLon = floatval($markerLon); $markerLon = floatval($markerLon);
$markerType = basename($markerType); $markerType = basename($markerType);
$this->markers[] = array('lat'=>$markerLat, 'lon'=>$markerLon, 'type'=>$markerType); $this->markers[] = array('lat' => $markerLat, 'lon' => $markerLon, 'type' => $markerType);
} }
} }
if($_GET['maptype']){ if ($_GET['maptype']) {
if(array_key_exists($_GET['maptype'],$this->tileSrcUrl)) $this->maptype = $_GET['maptype']; if (array_key_exists($_GET['maptype'], $this->tileSrcUrl)) $this->maptype = $_GET['maptype'];
} }
} }
public function lonToTile($long, $zoom){ public function lonToTile($long, $zoom)
{
return (($long + 180) / 360) * pow(2, $zoom); return (($long + 180) / 360) * pow(2, $zoom);
} }
public function latToTile($lat, $zoom){ public function latToTile($lat, $zoom)
return (1 - log(tan($lat * pi()/180) + 1 / cos($lat* pi()/180)) / pi()) /2 * pow(2, $zoom); {
return (1 - log(tan($lat * pi() / 180) + 1 / cos($lat * pi() / 180)) / pi()) / 2 * pow(2, $zoom);
} }
public function initCoords(){ public function initCoords()
{
$this->centerX = $this->lonToTile($this->lon, $this->zoom); $this->centerX = $this->lonToTile($this->lon, $this->zoom);
$this->centerY = $this->latToTile($this->lat, $this->zoom); $this->centerY = $this->latToTile($this->lat, $this->zoom);
$this->offsetX = floor((floor($this->centerX)-$this->centerX)*$this->tileSize); $this->offsetX = floor((floor($this->centerX) - $this->centerX) * $this->tileSize);
$this->offsetY = floor((floor($this->centerY)-$this->centerY)*$this->tileSize); $this->offsetY = floor((floor($this->centerY) - $this->centerY) * $this->tileSize);
} }
public function createBaseMap(){ public function createBaseMap()
{
$this->image = imagecreatetruecolor($this->width, $this->height); $this->image = imagecreatetruecolor($this->width, $this->height);
$startX = floor($this->centerX-($this->width/$this->tileSize)/2); $startX = floor($this->centerX - ($this->width / $this->tileSize) / 2);
$startY = floor($this->centerY-($this->height/$this->tileSize)/2); $startY = floor($this->centerY - ($this->height / $this->tileSize) / 2);
$endX = ceil($this->centerX+($this->width/$this->tileSize)/2); $endX = ceil($this->centerX + ($this->width / $this->tileSize) / 2);
$endY = ceil($this->centerY+($this->height/$this->tileSize)/2); $endY = ceil($this->centerY + ($this->height / $this->tileSize) / 2);
$this->offsetX = -floor(($this->centerX-floor($this->centerX))*$this->tileSize); $this->offsetX = -floor(($this->centerX - floor($this->centerX)) * $this->tileSize);
$this->offsetY = -floor(($this->centerY-floor($this->centerY))*$this->tileSize); $this->offsetY = -floor(($this->centerY - floor($this->centerY)) * $this->tileSize);
$this->offsetX += floor($this->width/2); $this->offsetX += floor($this->width / 2);
$this->offsetY += floor($this->height/2); $this->offsetY += floor($this->height / 2);
$this->offsetX += floor($startX-floor($this->centerX))*$this->tileSize; $this->offsetX += floor($startX - floor($this->centerX)) * $this->tileSize;
$this->offsetY += floor($startY-floor($this->centerY))*$this->tileSize; $this->offsetY += floor($startY - floor($this->centerY)) * $this->tileSize;
for($x=$startX; $x<=$endX; $x++){ for ($x = $startX; $x <= $endX; $x++) {
for($y=$startY; $y<=$endY; $y++){ for ($y = $startY; $y <= $endY; $y++) {
$url = str_replace(array('{Z}','{X}','{Y}'),array($this->zoom, $x, $y), $this->tileSrcUrl[$this->maptype]); $url = str_replace(array('{Z}', '{X}', '{Y}'), array($this->zoom, $x, $y), $this->tileSrcUrl[$this->maptype]);
$tileData = $this->fetchTile($url); $tileData = $this->fetchTile($url);
if($tileData){ if ($tileData) {
$tileImage = imagecreatefromstring($tileData); $tileImage = imagecreatefromstring($tileData);
} else { } else {
$tileImage = imagecreate($this->tileSize,$this->tileSize); $tileImage = imagecreate($this->tileSize, $this->tileSize);
$color = imagecolorallocate($tileImage, 255, 255, 255); $color = imagecolorallocate($tileImage, 255, 255, 255);
@imagestring($tileImage,1,127,127,'err',$color); @imagestring($tileImage, 1, 127, 127, 'err', $color);
} }
$destX = ($x-$startX)*$this->tileSize+$this->offsetX; $destX = ($x - $startX) * $this->tileSize + $this->offsetX;
$destY = ($y-$startY)*$this->tileSize+$this->offsetY; $destY = ($y - $startY) * $this->tileSize + $this->offsetY;
imagecopy($this->image, $tileImage, $destX, $destY, 0, 0, $this->tileSize, $this->tileSize); imagecopy($this->image, $tileImage, $destX, $destY, 0, 0, $this->tileSize, $this->tileSize);
} }
} }
} }
public function placeMarkers(){ public function placeMarkers()
{
// loop thru marker array // loop thru marker array
foreach($this->markers as $marker){ foreach ($this->markers as $marker) {
// set some local variables // set some local variables
$markerLat = $marker['lat']; $markerLat = $marker['lat'];
$markerLon = $marker['lon']; $markerLon = $marker['lon'];
@ -191,146 +194,159 @@ Class staticMapLite {
$markerShadow = ''; $markerShadow = '';
$matches = false; $matches = false;
// check for marker type, get settings from markerPrototypes // check for marker type, get settings from markerPrototypes
if($markerType){ if ($markerType) {
foreach($this->markerPrototypes as $markerPrototype){ foreach ($this->markerPrototypes as $markerPrototype) {
if(preg_match($markerPrototype['regex'],$markerType,$matches)){ if (preg_match($markerPrototype['regex'], $markerType, $matches)) {
$markerFilename = $matches[0].$markerPrototype['extension']; $markerFilename = $matches[0] . $markerPrototype['extension'];
if($markerPrototype['offsetImage']){ if ($markerPrototype['offsetImage']) {
list($markerImageOffsetX, $markerImageOffsetY) = split(",",$markerPrototype['offsetImage']); list($markerImageOffsetX, $markerImageOffsetY) = explode(",", $markerPrototype['offsetImage']);
} }
$markerShadow = $markerPrototype['shadow']; $markerShadow = $markerPrototype['shadow'];
if($markerShadow){ if ($markerShadow) {
list($markerShadowOffsetX, $markerShadowOffsetY) = split(",",$markerPrototype['offsetShadow']); list($markerShadowOffsetX, $markerShadowOffsetY) = explode(",", $markerPrototype['offsetShadow']);
} }
} }
} }
} }
// check required files or set default // check required files or set default
if($markerFilename == '' || !file_exists($this->markerBaseDir.'/'.$markerFilename)){ if ($markerFilename == '' || !file_exists($this->markerBaseDir . '/' . $markerFilename)) {
$markerIndex++; $markerIndex++;
$markerFilename = 'lightblue'.$markerIndex.'.png'; $markerFilename = 'lightblue' . $markerIndex . '.png';
$markerImageOffsetX = 0; $markerImageOffsetX = 0;
$markerImageOffsetY = -19; } $markerImageOffsetY = -19;
}
// create img resource // create img resource
if(file_exists($this->markerBaseDir.'/'.$markerFilename)){ if (file_exists($this->markerBaseDir . '/' . $markerFilename)) {
$markerImg = imagecreatefrompng($this->markerBaseDir.'/'.$markerFilename); $markerImg = imagecreatefrompng($this->markerBaseDir . '/' . $markerFilename);
} else { } else {
$markerImg = imagecreatefrompng($this->markerBaseDir.'/lightblue1.png'); $markerImg = imagecreatefrompng($this->markerBaseDir . '/lightblue1.png');
} }
// check for shadow + create shadow recource // check for shadow + create shadow recource
if($markerShadow && file_exists($this->markerBaseDir.'/'.$markerShadow)){ if ($markerShadow && file_exists($this->markerBaseDir . '/' . $markerShadow)) {
$markerShadowImg = imagecreatefrompng($this->markerBaseDir.'/'.$markerShadow); $markerShadowImg = imagecreatefrompng($this->markerBaseDir . '/' . $markerShadow);
} }
// calc position // calc position
$destX = floor(($this->width/2)-$this->tileSize*($this->centerX-$this->lonToTile($markerLon, $this->zoom))); $destX = floor(($this->width / 2) - $this->tileSize * ($this->centerX - $this->lonToTile($markerLon, $this->zoom)));
$destY = floor(($this->height/2)-$this->tileSize*($this->centerY-$this->latToTile($markerLat, $this->zoom))); $destY = floor(($this->height / 2) - $this->tileSize * ($this->centerY - $this->latToTile($markerLat, $this->zoom)));
// copy shadow on basemap // copy shadow on basemap
if($markerShadow && $markerShadowImg){ if ($markerShadow && $markerShadowImg) {
imagecopy($this->image, $markerShadowImg, $destX+intval($markerShadowOffsetX), $destY+intval($markerShadowOffsetY), imagecopy($this->image, $markerShadowImg, $destX + intval($markerShadowOffsetX), $destY + intval($markerShadowOffsetY),
0, 0, imagesx($markerShadowImg), imagesy($markerShadowImg)); 0, 0, imagesx($markerShadowImg), imagesy($markerShadowImg));
} }
// copy marker on basemap above shadow // copy marker on basemap above shadow
imagecopy($this->image, $markerImg, $destX+intval($markerImageOffsetX), $destY+intval($markerImageOffsetY), imagecopy($this->image, $markerImg, $destX + intval($markerImageOffsetX), $destY + intval($markerImageOffsetY),
0, 0, imagesx($markerImg), imagesy($markerImg)); 0, 0, imagesx($markerImg), imagesy($markerImg));
}; };
}
public function tileUrlToFilename($url){
return $this->tileCacheBaseDir."/".str_replace(array('http://'),'',$url);
} }
public function checkTileCache($url){
public function tileUrlToFilename($url)
{
return $this->tileCacheBaseDir . "/" . str_replace(array('http://'), '', $url);
}
public function checkTileCache($url)
{
$filename = $this->tileUrlToFilename($url); $filename = $this->tileUrlToFilename($url);
if(file_exists($filename)){ if (file_exists($filename)) {
return file_get_contents($filename); return file_get_contents($filename);
} }
} }
public function checkMapCache(){ public function checkMapCache()
{
$this->mapCacheID = md5($this->serializeParams()); $this->mapCacheID = md5($this->serializeParams());
$filename = $this->mapCacheIDToFilename(); $filename = $this->mapCacheIDToFilename();
if(file_exists($filename)) return true; if (file_exists($filename)) return true;
} }
public function serializeParams(){ public function serializeParams()
return join("&",array($this->zoom,$this->lat,$this->lon,$this->width,$this->height, serialize($this->markers),$this->maptype)); {
return join("&", array($this->zoom, $this->lat, $this->lon, $this->width, $this->height, serialize($this->markers), $this->maptype));
} }
public function mapCacheIDToFilename(){ public function mapCacheIDToFilename()
if(!$this->mapCacheFile){ {
$this->mapCacheFile = $this->mapCacheBaseDir."/".$this->maptype."/".$this->zoom."/cache_".substr($this->mapCacheID,0,2)."/".substr($this->mapCacheID,2,2)."/".substr($this->mapCacheID,4); if (!$this->mapCacheFile) {
$this->mapCacheFile = $this->mapCacheBaseDir . "/" . $this->maptype . "/" . $this->zoom . "/cache_" . substr($this->mapCacheID, 0, 2) . "/" . substr($this->mapCacheID, 2, 2) . "/" . substr($this->mapCacheID, 4);
} }
return $this->mapCacheFile.".".$this->mapCacheExtension; return $this->mapCacheFile . "." . $this->mapCacheExtension;
} }
public function mkdir_recursive($pathname, $mode)
public function mkdir_recursive($pathname, $mode){ {
is_dir(dirname($pathname)) || $this->mkdir_recursive(dirname($pathname), $mode); is_dir(dirname($pathname)) || $this->mkdir_recursive(dirname($pathname), $mode);
return is_dir($pathname) || @mkdir($pathname, $mode); return is_dir($pathname) || @mkdir($pathname, $mode);
} }
public function writeTileToCache($url, $data){
public function writeTileToCache($url, $data)
{
$filename = $this->tileUrlToFilename($url); $filename = $this->tileUrlToFilename($url);
$this->mkdir_recursive(dirname($filename),0777); $this->mkdir_recursive(dirname($filename), 0777);
file_put_contents($filename, $data); file_put_contents($filename, $data);
} }
public function fetchTile($url){ public function fetchTile($url)
if($this->useTileCache && ($cached = $this->checkTileCache($url))) return $cached; {
if ($this->useTileCache && ($cached = $this->checkTileCache($url))) return $cached;
$ch = curl_init(); $ch = curl_init();
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0"); curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0");
curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_URL, $url);
$tile = curl_exec($ch); $tile = curl_exec($ch);
curl_close($ch); curl_close($ch);
if($tile && $this->useTileCache){ if ($tile && $this->useTileCache) {
$this->writeTileToCache($url,$tile); $this->writeTileToCache($url, $tile);
} }
return $tile; return $tile;
} }
public function copyrightNotice(){ public function copyrightNotice()
{
$logoImg = imagecreatefrompng($this->osmLogo); $logoImg = imagecreatefrompng($this->osmLogo);
imagecopy($this->image, $logoImg, imagesx($this->image)-imagesx($logoImg), imagesy($this->image)-imagesy($logoImg), 0, 0, imagesx($logoImg), imagesy($logoImg)); imagecopy($this->image, $logoImg, imagesx($this->image) - imagesx($logoImg), imagesy($this->image) - imagesy($logoImg), 0, 0, imagesx($logoImg), imagesy($logoImg));
} }
public function sendHeader(){ public function sendHeader()
{
header('Content-Type: image/png'); header('Content-Type: image/png');
$expires = 60*60*24*14; $expires = 60 * 60 * 24 * 14;
header("Pragma: public"); header("Pragma: public");
header("Cache-Control: maxage=".$expires); header("Cache-Control: maxage=" . $expires);
header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT'); header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT');
} }
public function makeMap(){ public function makeMap()
{
$this->initCoords(); $this->initCoords();
$this->createBaseMap(); $this->createBaseMap();
if(count($this->markers))$this->placeMarkers(); if (count($this->markers)) $this->placeMarkers();
if($this->osmLogo) $this->copyrightNotice(); if ($this->osmLogo) $this->copyrightNotice();
} }
public function showMap(){ public function showMap()
{
$this->parseParams(); $this->parseParams();
if($this->useMapCache){ if ($this->useMapCache) {
// use map cache, so check cache for map // use map cache, so check cache for map
if(!$this->checkMapCache()){ if (!$this->checkMapCache()) {
// map is not in cache, needs to be build // map is not in cache, needs to be build
$this->makeMap(); $this->makeMap();
$this->mkdir_recursive(dirname($this->mapCacheIDToFilename()),0777); $this->mkdir_recursive(dirname($this->mapCacheIDToFilename()), 0777);
imagepng($this->image,$this->mapCacheIDToFilename(),9); imagepng($this->image, $this->mapCacheIDToFilename(), 9);
$this->sendHeader(); $this->sendHeader();
if(file_exists($this->mapCacheIDToFilename())){ if (file_exists($this->mapCacheIDToFilename())) {
return file_get_contents($this->mapCacheIDToFilename()); return file_get_contents($this->mapCacheIDToFilename());
} else { } else {
return imagepng($this->image); return imagepng($this->image);
@ -354,5 +370,3 @@ Class staticMapLite {
$map = new staticMapLite(); $map = new staticMapLite();
print $map->showMap(); print $map->showMap();
?>