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<?php |
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/* |
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* Copyright (c) 2012-2022 Mark C. Prins <[email protected]> |
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* |
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* In part based on staticMapLite 0.03 available at http://staticmaplite.svn.sourceforge.net/viewvc/staticmaplite/ |
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* |
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* Copyright (c) 2009 Gerhard Koch <gerhard.koch AT ymail.com> |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace dokuwiki\plugin\openlayersmap; |
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use geoPHP\Geometry\Geometry; |
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use geoPHP\Geometry\GeometryCollection; |
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use geoPHP\Geometry\LineString; |
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use geoPHP\Geometry\Point; |
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use geoPHP\Geometry\Polygon; |
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use geoPHP\geoPHP; |
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/** |
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* |
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* @author Mark C. Prins <[email protected]> |
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* @author Gerhard Koch <gerhard.koch AT ymail.com> |
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* |
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*/ |
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class StaticMap { |
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// the final output |
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private $tileSize = 256; |
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private $tileInfo = array( |
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// OSM sources |
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'openstreetmap' => array( |
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'txt' => '(c) OpenStreetMap data/ODbl', |
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'logo' => 'osm_logo.png', |
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'url' => 'https://tile.openstreetmap.org/{Z}/{X}/{Y}.png' |
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), |
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// OpenTopoMap sources |
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'opentopomap' => array( |
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'txt' => '(c) OpenStreetMap data/ODbl, SRTM | style: (c) OpenTopoMap', |
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'logo' => 'osm_logo.png', |
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'url' => 'https:/tile.opentopomap.org/{Z}/{X}/{Y}.png' |
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), |
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// OCM sources |
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'cycle' => array( |
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'txt' => '(c) Thunderforest maps', |
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'logo' => 'tf_logo.png', |
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'url' => 'https://tile.thunderforest.com/cycle/{Z}/{X}/{Y}.png' |
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), |
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'transport' => array( |
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'txt' => '(c) Thunderforest maps', |
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'logo' => 'tf_logo.png', |
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'url' => 'https://tile.thunderforest.com/transport/{Z}/{X}/{Y}.png' |
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), |
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'landscape' => array( |
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'txt' => '(c) Thunderforest maps', |
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'logo' => 'tf_logo.png', |
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'url' => 'https://tile.thunderforest.com/landscape/{Z}/{X}/{Y}.png' |
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), |
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'outdoors' => array( |
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'txt' => '(c) Thunderforest maps', |
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'logo' => 'tf_logo.png', |
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'url' => 'https://tile.thunderforest.com/outdoors/{Z}/{X}/{Y}.png' |
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), |
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'toner-lite' => array( |
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'txt' => 'Stamen tiles', |
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'logo' => 'stamen.png', |
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'url' => 'https://stamen-tiles.a.ssl.fastly.net/toner/{Z}/{X}/{Y}.png' |
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), |
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'terrain' => array( |
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'txt' => 'Stamen tiles', |
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'logo' => 'stamen.png', |
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'url' => 'https://stamen-tiles.a.ssl.fastly.net/terrain/{Z}/{X}/{Y}.jpg' |
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) |
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//, |
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// 'piste'=>array( |
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// 'txt'=>'OpenPisteMap tiles', |
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// 'logo'=>'piste_logo.png', |
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// 'url'=>''), |
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// 'sea'=>array( |
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// 'txt'=>'OpenSeaMap tiles', |
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// 'logo'=>'sea_logo.png', |
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// 'url'=>''), |
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// H&B sources |
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// 'hikeandbike' => array ( |
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// 'txt' => 'Hike & Bike Map', |
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// 'logo' => 'hnb_logo.png', |
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// //'url' => 'http://toolserver.org/tiles/hikebike/{Z}/{X}/{Y}.png' |
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// //moved to: https://www.toolserver.org/tiles/hikebike/12/2105/1388.png |
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// 'url' => 'http://c.tiles.wmflabs.org/hikebike/{Z}/{X}/{Y}.png' |
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// ) |
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); |
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private $tileDefaultSrc = 'openstreetmap'; |
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// set up markers |
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private $markerPrototypes = array( |
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// found at http://www.mapito.net/map-marker-icons.html |
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// these are 17x19 px with a pointer at the bottom left |
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'lightblue' => array( |
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'regex' => '/^lightblue([0-9]+)$/', |
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'extension' => '.png', |
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'shadow' => false, |
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'offsetImage' => '0,-19', |
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'offsetShadow' => false |
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), |
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// openlayers std markers are 21x25px with shadow |
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'ol-marker' => array( |
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'regex' => '/^marker(|-blue|-gold|-green|-red)+$/', |
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'extension' => '.png', |
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'shadow' => 'marker_shadow.png', |
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'offsetImage' => '-10,-25', |
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'offsetShadow' => '-1,-13' |
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), |
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// these are 16x16 px |
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'ww_icon' => array( |
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'regex' => '/ww_\S+$/', |
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'extension' => '.png', |
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'shadow' => false, |
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'offsetImage' => '-8,-8', |
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'offsetShadow' => false |
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), |
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// assume these are 16x16 px |
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'rest' => array( |
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'regex' => '/^(?!lightblue([0-9]+)$)(?!(ww_\S+$))(?!marker(|-blue|-gold|-green|-red)+$)(.*)/', |
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'extension' => '.png', |
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'shadow' => 'marker_shadow.png', |
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'offsetImage' => '-8,-8', |
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'offsetShadow' => '-1,-1' |
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) |
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); |
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private $centerX; |
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private $centerY; |
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private $offsetX; |
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private $offsetY; |
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private $image; |
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private $zoom; |
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private $lat; |
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private $lon; |
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private $width; |
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private $height; |
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private $markers; |
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private $maptype; |
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private $kmlFileName; |
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private $gpxFileName; |
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private $geojsonFileName; |
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private $autoZoomExtent; |
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private $apikey; |
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private $tileCacheBaseDir; |
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private $mapCacheBaseDir; |
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private $mediaBaseDir; |
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private $useTileCache; |
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private $mapCacheID = ''; |
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private $mapCacheFile = ''; |
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private $mapCacheExtension = 'png'; |
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/** |
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* Constructor. |
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* |
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* @param float $lat |
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* Latitude (x) of center of map |
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* @param float $lon |
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* Longitude (y) of center of map |
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* @param int $zoom |
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* Zoomlevel |
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* @param int $width |
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* Width in pixels |
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* @param int $height |
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* Height in pixels |
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* @param string $maptype |
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* Name of the map |
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* @param array $markers |
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* array of markers |
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* @param string $gpx |
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* GPX filename |
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* @param string $kml |
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* KML filename |
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* @param string $geojson |
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* @param string $mediaDir |
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* Directory to store/cache maps |
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* @param string $tileCacheBaseDir |
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* Directory to cache map tiles |
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* @param bool $autoZoomExtent |
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* Wheter or not to override zoom/lat/lon and zoom to the extent of gpx/kml and markers |
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* @param string $apikey |
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*/ |
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public function __construct( |
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float $lat, |
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float $lon, |
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int $zoom, |
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int $width, |
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int $height, |
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string $maptype, |
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array $markers, |
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string $gpx, |
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string $kml, |
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string $geojson, |
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string $mediaDir, |
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string $tileCacheBaseDir, |
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bool $autoZoomExtent = true, |
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string $apikey = '' |
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) { |
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$this->zoom = $zoom; |
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$this->lat = $lat; |
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$this->lon = $lon; |
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$this->width = $width; |
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$this->height = $height; |
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// validate + set maptype |
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$this->maptype = $this->tileDefaultSrc; |
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if(array_key_exists($maptype, $this->tileInfo)) { |
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$this->maptype = $maptype; |
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} |
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$this->markers = $markers; |
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$this->kmlFileName = $kml; |
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$this->gpxFileName = $gpx; |
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$this->geojsonFileName = $geojson; |
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$this->mediaBaseDir = $mediaDir; |
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$this->tileCacheBaseDir = $tileCacheBaseDir . '/olmaptiles'; |
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$this->useTileCache = $this->tileCacheBaseDir !== ''; |
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$this->mapCacheBaseDir = $mediaDir . '/olmapmaps'; |
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$this->autoZoomExtent = $autoZoomExtent; |
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$this->apikey = $apikey; |
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} |
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/** |
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* get the map, this may return a reference to a cached copy. |
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* |
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* @return string url relative to media dir |
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*/ |
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public function getMap(): string { |
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try { |
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if($this->autoZoomExtent) { |
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$this->autoZoom(); |
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} |
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} catch(Exception $e) { |
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dbglog($e); |
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} |
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// use map cache, so check cache for map |
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if(!$this->checkMapCache()) { |
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// map is not in cache, needs to be build |
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$this->makeMap(); |
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$this->mkdirRecursive(dirname($this->mapCacheIDToFilename()), 0777); |
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imagepng($this->image, $this->mapCacheIDToFilename(), 9); |
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} |
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$doc = $this->mapCacheIDToFilename(); |
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// make url relative to media dir |
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return str_replace($this->mediaBaseDir, '', $doc); |
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} |
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/** |
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* Calculate the lat/lon/zoom values to make sure that all of the markers and gpx/kml are on the map. |
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* |
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* @param float $paddingFactor |
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* buffer constant to enlarge (>1.0) the zoom level |
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* @throws Exception if non-geometries are found in the collection |
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*/ |
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private function autoZoom(float $paddingFactor = 1.0): void { |
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$geoms = array(); |
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$geoms [] = new Point ($this->lon, $this->lat); |
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if(!empty ($this->markers)) { |
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foreach($this->markers as $marker) { |
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$geoms [] = new Point ($marker ['lon'], $marker ['lat']); |
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} |
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} |
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if(file_exists($this->kmlFileName)) { |
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$g = geoPHP::load(file_get_contents($this->kmlFileName), 'kml'); |
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if($g !== false) { |
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$geoms [] = $g; |
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} |
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} |
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if(file_exists($this->gpxFileName)) { |
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$g = geoPHP::load(file_get_contents($this->gpxFileName), 'gpx'); |
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if($g !== false) { |
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$geoms [] = $g; |
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} |
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} |
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if(file_exists($this->geojsonFileName)) { |
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$g = geoPHP::load(file_get_contents($this->geojsonFileName), 'geojson'); |
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if($g !== false) { |
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$geoms [] = $g; |
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} |
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} |
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if(count($geoms) <= 1) { |
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dbglog($geoms, "StaticMap::autoZoom: Skip setting autozoom options"); |
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return; |
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} |
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$geom = new GeometryCollection ($geoms); |
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$centroid = $geom->centroid(); |
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$bbox = $geom->getBBox(); |
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// determine vertical resolution, this depends on the distance from the equator |
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// $vy00 = log(tan(M_PI*(0.25 + $centroid->getY()/360))); |
|
304
|
|
|
$vy0 = log(tan(M_PI * (0.25 + $bbox ['miny'] / 360))); |
|
305
|
|
|
$vy1 = log(tan(M_PI * (0.25 + $bbox ['maxy'] / 360))); |
|
306
|
|
|
dbglog("StaticMap::autoZoom: vertical resolution: $vy0, $vy1"); |
|
307
|
|
|
if ($vy1 - $vy0 === 0.0){ |
|
308
|
|
|
$resolutionVertical = 0; |
|
309
|
|
|
dbglog("StaticMap::autoZoom: using $resolutionVertical"); |
|
310
|
|
|
} else { |
|
311
|
|
|
$zoomFactorPowered = ($this->height / 2) / (40.7436654315252 * ($vy1 - $vy0)); |
|
312
|
|
|
$resolutionVertical = 360 / ($zoomFactorPowered * $this->tileSize); |
|
313
|
|
|
} |
|
314
|
|
|
// determine horizontal resolution |
|
315
|
|
|
$resolutionHorizontal = ($bbox ['maxx'] - $bbox ['minx']) / $this->width; |
|
316
|
|
|
dbglog("StaticMap::autoZoom: using $resolutionHorizontal"); |
|
317
|
|
|
$resolution = max($resolutionHorizontal, $resolutionVertical) * $paddingFactor; |
|
318
|
|
|
$zoom = $this->zoom; |
|
319
|
|
|
if ($resolution > 0){ |
|
320
|
|
|
$zoom = log(360 / ($resolution * $this->tileSize), 2); |
|
321
|
|
|
} |
|
322
|
|
|
|
|
323
|
|
|
if(is_finite($zoom) && $zoom < 15 && $zoom > 2) { |
|
324
|
|
|
$this->zoom = floor($zoom); |
|
325
|
|
|
} |
|
326
|
|
|
$this->lon = $centroid->getX(); |
|
327
|
|
|
$this->lat = $centroid->getY(); |
|
328
|
|
|
dbglog("StaticMap::autoZoom: Set autozoom options to: z: $this->zoom, lon: $this->lon, lat: $this->lat"); |
|
329
|
|
|
} |
|
330
|
|
|
|
|
331
|
|
|
public function checkMapCache(): bool { |
|
332
|
|
|
// side effect: set the mapCacheID |
|
333
|
|
|
$this->mapCacheID = md5($this->serializeParams()); |
|
334
|
|
|
$filename = $this->mapCacheIDToFilename(); |
|
335
|
|
|
return file_exists($filename); |
|
336
|
|
|
} |
|
337
|
|
|
|
|
338
|
|
|
public function serializeParams(): string { |
|
339
|
|
|
return implode( |
|
340
|
|
|
"&", array( |
|
341
|
|
|
$this->zoom, |
|
342
|
|
|
$this->lat, |
|
343
|
|
|
$this->lon, |
|
344
|
|
|
$this->width, |
|
345
|
|
|
$this->height, |
|
346
|
|
|
serialize($this->markers), |
|
347
|
|
|
$this->maptype, |
|
348
|
|
|
$this->kmlFileName, |
|
349
|
|
|
$this->gpxFileName, |
|
350
|
|
|
$this->geojsonFileName |
|
351
|
|
|
) |
|
352
|
|
|
); |
|
353
|
|
|
} |
|
354
|
|
|
|
|
355
|
|
|
public function mapCacheIDToFilename(): string { |
|
356
|
|
|
if(!$this->mapCacheFile) { |
|
357
|
|
|
$this->mapCacheFile = $this->mapCacheBaseDir . "/" . $this->maptype . "/" . $this->zoom . "/cache_" |
|
|
|
|
|
|
358
|
|
|
. substr($this->mapCacheID, 0, 2) . "/" . substr($this->mapCacheID, 2, 2) |
|
359
|
|
|
. "/" . substr($this->mapCacheID, 4); |
|
360
|
|
|
} |
|
361
|
|
|
return $this->mapCacheFile . "." . $this->mapCacheExtension; |
|
362
|
|
|
} |
|
363
|
|
|
|
|
364
|
|
|
/** |
|
365
|
|
|
* make the map. |
|
366
|
|
|
*/ |
|
367
|
|
|
public function makeMap(): void { |
|
368
|
|
|
$this->initCoords(); |
|
369
|
|
|
$this->createBaseMap(); |
|
370
|
|
|
if(!empty ($this->markers)) { |
|
371
|
|
|
$this->placeMarkers(); |
|
372
|
|
|
} |
|
373
|
|
|
if (file_exists($this->kmlFileName)) { |
|
374
|
|
|
try { |
|
375
|
|
|
$this->drawKML(); |
|
376
|
|
|
} catch (exception $e) { |
|
|
|
|
|
|
377
|
|
|
dbglog('failed to load KML file', $e); |
|
|
|
|
|
|
378
|
|
|
} |
|
379
|
|
|
} |
|
380
|
|
|
if (file_exists($this->gpxFileName)) { |
|
381
|
|
|
try { |
|
382
|
|
|
$this->drawGPX(); |
|
383
|
|
|
} catch (exception $e) { |
|
384
|
|
|
dbglog('failed to load GPX file', $e); |
|
385
|
|
|
} |
|
386
|
|
|
} |
|
387
|
|
|
if (file_exists($this->geojsonFileName)) { |
|
388
|
|
|
try { |
|
389
|
|
|
$this->drawGeojson(); |
|
390
|
|
|
} catch (exception $e) { |
|
391
|
|
|
dbglog('failed to load GeoJSON file', $e); |
|
392
|
|
|
} |
|
393
|
|
|
} |
|
394
|
|
|
|
|
395
|
|
|
$this->drawCopyright(); |
|
396
|
|
|
} |
|
397
|
|
|
|
|
398
|
|
|
/** |
|
399
|
|
|
*/ |
|
400
|
|
|
public function initCoords(): void { |
|
401
|
|
|
$this->centerX = $this->lonToTile($this->lon, $this->zoom); |
|
402
|
|
|
$this->centerY = $this->latToTile($this->lat, $this->zoom); |
|
403
|
|
|
$this->offsetX = floor((floor($this->centerX) - $this->centerX) * $this->tileSize); |
|
404
|
|
|
$this->offsetY = floor((floor($this->centerY) - $this->centerY) * $this->tileSize); |
|
405
|
|
|
} |
|
406
|
|
|
|
|
407
|
|
|
/** |
|
408
|
|
|
* |
|
409
|
|
|
* @param float $long |
|
410
|
|
|
* @param int $zoom |
|
411
|
|
|
* @return float|int |
|
412
|
|
|
*/ |
|
413
|
|
|
public function lonToTile(float $long, int $zoom) { |
|
414
|
|
|
return (($long + 180) / 360) * pow(2, $zoom); |
|
415
|
|
|
} |
|
416
|
|
|
|
|
417
|
|
|
/** |
|
418
|
|
|
* |
|
419
|
|
|
* @param float $lat |
|
420
|
|
|
* @param int $zoom |
|
421
|
|
|
* @return float|int |
|
422
|
|
|
*/ |
|
423
|
|
|
public function latToTile(float $lat, int $zoom) { |
|
424
|
|
|
return (1 - log(tan($lat * pi() / 180) + 1 / cos($lat * M_PI / 180)) / M_PI) / 2 * pow(2, $zoom); |
|
425
|
|
|
} |
|
426
|
|
|
|
|
427
|
|
|
/** |
|
428
|
|
|
* make basemap image. |
|
429
|
|
|
*/ |
|
430
|
|
|
public function createBaseMap(): void { |
|
431
|
|
|
$this->image = imagecreatetruecolor($this->width, $this->height); |
|
432
|
|
|
$startX = floor($this->centerX - ($this->width / $this->tileSize) / 2); |
|
433
|
|
|
$startY = floor($this->centerY - ($this->height / $this->tileSize) / 2); |
|
434
|
|
|
$endX = ceil($this->centerX + ($this->width / $this->tileSize) / 2); |
|
435
|
|
|
$endY = ceil($this->centerY + ($this->height / $this->tileSize) / 2); |
|
436
|
|
|
$this->offsetX = -floor(($this->centerX - floor($this->centerX)) * $this->tileSize); |
|
437
|
|
|
$this->offsetY = -floor(($this->centerY - floor($this->centerY)) * $this->tileSize); |
|
438
|
|
|
$this->offsetX += floor($this->width / 2); |
|
439
|
|
|
$this->offsetY += floor($this->height / 2); |
|
440
|
|
|
$this->offsetX += floor($startX - floor($this->centerX)) * $this->tileSize; |
|
441
|
|
|
$this->offsetY += floor($startY - floor($this->centerY)) * $this->tileSize; |
|
442
|
|
|
|
|
443
|
|
|
for($x = $startX; $x <= $endX; $x++) { |
|
444
|
|
|
for($y = $startY; $y <= $endY; $y++) { |
|
445
|
|
|
$url = str_replace( |
|
446
|
|
|
array( |
|
447
|
|
|
'{Z}', |
|
448
|
|
|
'{X}', |
|
449
|
|
|
'{Y}' |
|
450
|
|
|
), array( |
|
451
|
|
|
$this->zoom, |
|
452
|
|
|
$x, |
|
453
|
|
|
$y |
|
454
|
|
|
), $this->tileInfo [$this->maptype] ['url'] |
|
455
|
|
|
); |
|
456
|
|
|
|
|
457
|
|
|
$tileData = $this->fetchTile($url); |
|
458
|
|
|
if($tileData) { |
|
459
|
|
|
$tileImage = imagecreatefromstring($tileData); |
|
|
|
|
|
|
460
|
|
|
} else { |
|
461
|
|
|
$tileImage = imagecreate($this->tileSize, $this->tileSize); |
|
462
|
|
|
$color = imagecolorallocate($tileImage, 255, 255, 255); |
|
463
|
|
|
@imagestring($tileImage, 1, 127, 127, 'err', $color); |
|
|
|
|
|
|
464
|
|
|
} |
|
465
|
|
|
$destX = ($x - $startX) * $this->tileSize + $this->offsetX; |
|
466
|
|
|
$destY = ($y - $startY) * $this->tileSize + $this->offsetY; |
|
467
|
|
|
dbglog($this->tileSize, "imagecopy tile into image: $destX, $destY"); |
|
|
|
|
|
|
468
|
|
|
imagecopy( |
|
469
|
|
|
$this->image, $tileImage, $destX, $destY, 0, 0, $this->tileSize, |
|
|
|
|
|
|
470
|
|
|
$this->tileSize |
|
471
|
|
|
); |
|
472
|
|
|
} |
|
473
|
|
|
} |
|
474
|
|
|
} |
|
475
|
|
|
|
|
476
|
|
|
/** |
|
477
|
|
|
* Fetch a tile and (if configured) store it in the cache. |
|
478
|
|
|
* @param string $url |
|
479
|
|
|
* @return bool|string |
|
480
|
|
|
* @todo refactor this to use dokuwiki\HTTP\HTTPClient or dokuwiki\HTTP\DokuHTTPClient |
|
481
|
|
|
* for better proxy handling... |
|
482
|
|
|
*/ |
|
483
|
|
|
public function fetchTile(string $url) { |
|
484
|
|
|
if($this->useTileCache && ($cached = $this->checkTileCache($url))) |
|
485
|
|
|
return $cached; |
|
486
|
|
|
|
|
487
|
|
|
$_UA = 'Mozilla/4.0 (compatible; DokuWikiSpatial HTTP Client; ' . PHP_OS . ')'; |
|
488
|
|
|
if(function_exists("curl_init")) { |
|
489
|
|
|
// use cUrl |
|
490
|
|
|
$ch = curl_init(); |
|
491
|
|
|
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
|
492
|
|
|
curl_setopt($ch, CURLOPT_USERAGENT, $_UA); |
|
493
|
|
|
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10); |
|
494
|
|
|
curl_setopt($ch, CURLOPT_URL, $url . $this->apikey); |
|
495
|
|
|
dbglog("StaticMap::fetchTile: getting: $url using curl_exec"); |
|
|
|
|
|
|
496
|
|
|
$tile = curl_exec($ch); |
|
497
|
|
|
curl_close($ch); |
|
498
|
|
|
} else { |
|
499
|
|
|
// use file_get_contents |
|
500
|
|
|
global $conf; |
|
501
|
|
|
$opts = array( |
|
502
|
|
|
'http' => array( |
|
503
|
|
|
'method' => "GET", |
|
504
|
|
|
'header' => "Accept-language: en\r\n" . "User-Agent: $_UA\r\n" . "accept: image/png\r\n", |
|
505
|
|
|
'request_fulluri' => true |
|
506
|
|
|
) |
|
507
|
|
|
); |
|
508
|
|
|
if(isset($conf['proxy']['host'], $conf['proxy']['port']) |
|
509
|
|
|
&& $conf['proxy']['host'] !== '' |
|
510
|
|
|
&& $conf['proxy']['port'] !== '') { |
|
511
|
|
|
$opts['http'] += ['proxy' => "tcp://" . $conf['proxy']['host'] . ":" . $conf['proxy']['port']]; |
|
512
|
|
|
} |
|
513
|
|
|
|
|
514
|
|
|
$context = stream_context_create($opts); |
|
515
|
|
|
dbglog("StaticMap::fetchTile: getting: $url . $this->apikey using file_get_contents and options $opts"); |
|
516
|
|
|
$tile = file_get_contents($url . $this->apikey, false, $context); |
|
517
|
|
|
} |
|
518
|
|
|
if($tile && $this->useTileCache) { |
|
519
|
|
|
$this->writeTileToCache($url, $tile); |
|
520
|
|
|
} |
|
521
|
|
|
return $tile; |
|
522
|
|
|
} |
|
523
|
|
|
|
|
524
|
|
|
/** |
|
525
|
|
|
* |
|
526
|
|
|
* @param string $url |
|
527
|
|
|
* @return string|false |
|
528
|
|
|
*/ |
|
529
|
|
|
public function checkTileCache(string $url) { |
|
530
|
|
|
$filename = $this->tileUrlToFilename($url); |
|
531
|
|
|
if(file_exists($filename)) { |
|
532
|
|
|
return file_get_contents($filename); |
|
533
|
|
|
} |
|
534
|
|
|
return false; |
|
535
|
|
|
} |
|
536
|
|
|
|
|
537
|
|
|
/** |
|
538
|
|
|
* |
|
539
|
|
|
* @param string $url |
|
540
|
|
|
* @return string |
|
541
|
|
|
*/ |
|
542
|
|
|
public function tileUrlToFilename(string $url): string { |
|
543
|
|
|
return $this->tileCacheBaseDir . "/" . substr($url, strpos($url, '/') + 1); |
|
544
|
|
|
} |
|
545
|
|
|
|
|
546
|
|
|
/** |
|
547
|
|
|
* Write a tile into the cache. |
|
548
|
|
|
* |
|
549
|
|
|
* @param string $url |
|
550
|
|
|
* @param mixed $data |
|
551
|
|
|
*/ |
|
552
|
|
|
public function writeTileToCache($url, $data): void { |
|
553
|
|
|
$filename = $this->tileUrlToFilename($url); |
|
554
|
|
|
$this->mkdirRecursive(dirname($filename), 0777); |
|
555
|
|
|
file_put_contents($filename, $data); |
|
556
|
|
|
} |
|
557
|
|
|
|
|
558
|
|
|
/** |
|
559
|
|
|
* Recursively create the directory. |
|
560
|
|
|
* |
|
561
|
|
|
* @param string $pathname |
|
562
|
|
|
* The directory path. |
|
563
|
|
|
* @param int $mode |
|
564
|
|
|
* File access mode. For more information on modes, read the details on the chmod manpage. |
|
565
|
|
|
*/ |
|
566
|
|
|
public function mkdirRecursive(string $pathname, int $mode): bool { |
|
567
|
|
|
is_dir(dirname($pathname)) || $this->mkdirRecursive(dirname($pathname), $mode); |
|
568
|
|
|
return is_dir($pathname) || mkdir($pathname, $mode) || is_dir($pathname); |
|
569
|
|
|
} |
|
570
|
|
|
|
|
571
|
|
|
/** |
|
572
|
|
|
* Place markers on the map and number them in the same order as they are listed in the html. |
|
573
|
|
|
*/ |
|
574
|
|
|
public function placeMarkers(): void { |
|
575
|
|
|
$count = 0; |
|
576
|
|
|
$color = imagecolorallocate($this->image, 0, 0, 0); |
|
577
|
|
|
$bgcolor = imagecolorallocate($this->image, 200, 200, 200); |
|
578
|
|
|
$markerBaseDir = __DIR__ . '/icons'; |
|
579
|
|
|
$markerImageOffsetX = 0; |
|
580
|
|
|
$markerImageOffsetY = 0; |
|
581
|
|
|
$markerShadowOffsetX = 0; |
|
582
|
|
|
$markerShadowOffsetY = 0; |
|
583
|
|
|
$markerShadowImg = null; |
|
584
|
|
|
// loop thru marker array |
|
585
|
|
|
foreach($this->markers as $marker) { |
|
586
|
|
|
// set some local variables |
|
587
|
|
|
$markerLat = $marker ['lat']; |
|
588
|
|
|
$markerLon = $marker ['lon']; |
|
589
|
|
|
$markerType = $marker ['type']; |
|
590
|
|
|
// clear variables from previous loops |
|
591
|
|
|
$markerFilename = ''; |
|
592
|
|
|
$markerShadow = ''; |
|
593
|
|
|
$matches = false; |
|
594
|
|
|
// check for marker type, get settings from markerPrototypes |
|
595
|
|
|
if($markerType) { |
|
596
|
|
|
foreach($this->markerPrototypes as $markerPrototype) { |
|
597
|
|
|
if(preg_match($markerPrototype ['regex'], $markerType, $matches)) { |
|
|
|
|
|
|
598
|
|
|
$markerFilename = $matches [0] . $markerPrototype ['extension']; |
|
599
|
|
|
if($markerPrototype ['offsetImage']) { |
|
600
|
|
|
list ($markerImageOffsetX, $markerImageOffsetY) = explode( |
|
601
|
|
|
",", |
|
602
|
|
|
$markerPrototype ['offsetImage'] |
|
603
|
|
|
); |
|
604
|
|
|
} |
|
605
|
|
|
$markerShadow = $markerPrototype ['shadow']; |
|
606
|
|
|
if($markerShadow) { |
|
607
|
|
|
list ($markerShadowOffsetX, $markerShadowOffsetY) = explode( |
|
608
|
|
|
",", |
|
609
|
|
|
$markerPrototype ['offsetShadow'] |
|
610
|
|
|
); |
|
611
|
|
|
} |
|
612
|
|
|
} |
|
613
|
|
|
} |
|
614
|
|
|
} |
|
615
|
|
|
// create img resource |
|
616
|
|
|
if(file_exists($markerBaseDir . '/' . $markerFilename)) { |
|
617
|
|
|
$markerImg = imagecreatefrompng($markerBaseDir . '/' . $markerFilename); |
|
618
|
|
|
} else { |
|
619
|
|
|
$markerImg = imagecreatefrompng($markerBaseDir . '/marker.png'); |
|
620
|
|
|
} |
|
621
|
|
|
// check for shadow + create shadow recource |
|
622
|
|
|
if($markerShadow && file_exists($markerBaseDir . '/' . $markerShadow)) { |
|
623
|
|
|
$markerShadowImg = imagecreatefrompng($markerBaseDir . '/' . $markerShadow); |
|
624
|
|
|
} |
|
625
|
|
|
// calc position |
|
626
|
|
|
$destX = floor( |
|
627
|
|
|
($this->width / 2) - |
|
628
|
|
|
$this->tileSize * ($this->centerX - $this->lonToTile($markerLon, $this->zoom)) |
|
629
|
|
|
); |
|
630
|
|
|
$destY = floor( |
|
631
|
|
|
($this->height / 2) - |
|
632
|
|
|
$this->tileSize * ($this->centerY - $this->latToTile($markerLat, $this->zoom)) |
|
633
|
|
|
); |
|
634
|
|
|
// copy shadow on basemap |
|
635
|
|
|
if($markerShadow && $markerShadowImg) { |
|
636
|
|
|
imagecopy( |
|
637
|
|
|
$this->image, |
|
638
|
|
|
$markerShadowImg, |
|
639
|
|
|
$destX + (int) $markerShadowOffsetX, |
|
|
|
|
|
|
640
|
|
|
$destY + (int) $markerShadowOffsetY, |
|
|
|
|
|
|
641
|
|
|
0, |
|
642
|
|
|
0, |
|
643
|
|
|
imagesx($markerShadowImg), |
|
644
|
|
|
imagesy($markerShadowImg) |
|
645
|
|
|
); |
|
646
|
|
|
} |
|
647
|
|
|
// copy marker on basemap above shadow |
|
648
|
|
|
imagecopy( |
|
649
|
|
|
$this->image, |
|
650
|
|
|
$markerImg, |
|
651
|
|
|
$destX + (int) $markerImageOffsetX, |
|
652
|
|
|
$destY + (int) $markerImageOffsetY, |
|
653
|
|
|
0, |
|
654
|
|
|
0, |
|
655
|
|
|
imagesx($markerImg), |
|
656
|
|
|
imagesy($markerImg) |
|
657
|
|
|
); |
|
658
|
|
|
// add label |
|
659
|
|
|
imagestring( |
|
660
|
|
|
$this->image, |
|
661
|
|
|
3, |
|
662
|
|
|
$destX - imagesx($markerImg) + 1, |
|
|
|
|
|
|
663
|
|
|
$destY + (int) $markerImageOffsetY + 1, |
|
|
|
|
|
|
664
|
|
|
++$count, |
|
665
|
|
|
$bgcolor |
|
666
|
|
|
); |
|
667
|
|
|
imagestring( |
|
668
|
|
|
$this->image, |
|
669
|
|
|
3, |
|
670
|
|
|
$destX - imagesx($markerImg), |
|
671
|
|
|
$destY + (int) $markerImageOffsetY, |
|
672
|
|
|
$count, |
|
673
|
|
|
$color |
|
674
|
|
|
); |
|
675
|
|
|
} |
|
676
|
|
|
} |
|
677
|
|
|
|
|
678
|
|
|
/** |
|
679
|
|
|
* Draw kml trace on the map. |
|
680
|
|
|
* @throws exception when loading the KML fails |
|
681
|
|
|
*/ |
|
682
|
|
|
public function drawKML(): void { |
|
683
|
|
|
// TODO get colour from kml node (not currently supported in geoPHP) |
|
684
|
|
|
$col = imagecolorallocatealpha($this->image, 255, 0, 0, .4 * 127); |
|
|
|
|
|
|
685
|
|
|
$kmlgeom = geoPHP::load(file_get_contents($this->kmlFileName), 'kml'); |
|
686
|
|
|
$this->drawGeometry($kmlgeom, $col); |
|
687
|
|
|
} |
|
688
|
|
|
|
|
689
|
|
|
/** |
|
690
|
|
|
* Draw geometry or geometry collection on the map. |
|
691
|
|
|
* |
|
692
|
|
|
* @param Geometry $geom |
|
693
|
|
|
* @param int $colour |
|
694
|
|
|
* drawing colour |
|
695
|
|
|
*/ |
|
696
|
|
|
private function drawGeometry(Geometry $geom, int $colour): void { |
|
697
|
|
|
if(empty($geom)) { |
|
698
|
|
|
return; |
|
699
|
|
|
} |
|
700
|
|
|
|
|
701
|
|
|
switch($geom->geometryType()) { |
|
702
|
|
|
case 'GeometryCollection' : |
|
703
|
|
|
// recursively draw part of the collection |
|
704
|
|
|
for($i = 1; $i < $geom->numGeometries() + 1; $i++) { |
|
705
|
|
|
$_geom = $geom->geometryN($i); |
|
706
|
|
|
$this->drawGeometry($_geom, $colour); |
|
707
|
|
|
} |
|
708
|
|
|
break; |
|
709
|
|
|
case 'MultiPolygon' : |
|
710
|
|
|
case 'MultiLineString' : |
|
711
|
|
|
case 'MultiPoint' : |
|
712
|
|
|
// TODO implement / do nothing |
|
713
|
|
|
break; |
|
714
|
|
|
case 'Polygon' : |
|
715
|
|
|
$this->drawPolygon($geom, $colour); |
|
716
|
|
|
break; |
|
717
|
|
|
case 'LineString' : |
|
718
|
|
|
$this->drawLineString($geom, $colour); |
|
719
|
|
|
break; |
|
720
|
|
|
case 'Point' : |
|
721
|
|
|
$this->drawPoint($geom, $colour); |
|
722
|
|
|
break; |
|
723
|
|
|
default : |
|
724
|
|
|
// draw nothing |
|
725
|
|
|
break; |
|
726
|
|
|
} |
|
727
|
|
|
} |
|
728
|
|
|
|
|
729
|
|
|
/** |
|
730
|
|
|
* Draw a polygon on the map. |
|
731
|
|
|
* |
|
732
|
|
|
* @param Polygon $polygon |
|
733
|
|
|
* @param int $colour |
|
734
|
|
|
* drawing colour |
|
735
|
|
|
*/ |
|
736
|
|
|
private function drawPolygon($polygon, int $colour) { |
|
737
|
|
|
// TODO implementation of drawing holes, |
|
738
|
|
|
// maybe draw the polygon to an in-memory image and use imagecopy, draw polygon in col., draw holes in bgcol? |
|
739
|
|
|
|
|
740
|
|
|
// print_r('Polygon:<br />'); |
|
741
|
|
|
// print_r($polygon); |
|
742
|
|
|
$extPoints = array(); |
|
743
|
|
|
// extring is a linestring actually.. |
|
744
|
|
|
$extRing = $polygon->exteriorRing(); |
|
745
|
|
|
|
|
746
|
|
|
for($i = 1; $i < $extRing->numGeometries(); $i++) { |
|
747
|
|
|
$p1 = $extRing->geometryN($i); |
|
748
|
|
|
$x = floor( |
|
749
|
|
|
($this->width / 2) - $this->tileSize * ($this->centerX - $this->lonToTile($p1->x(), $this->zoom)) |
|
750
|
|
|
); |
|
751
|
|
|
$y = floor( |
|
752
|
|
|
($this->height / 2) - $this->tileSize * ($this->centerY - $this->latToTile($p1->y(), $this->zoom)) |
|
753
|
|
|
); |
|
754
|
|
|
$extPoints [] = $x; |
|
755
|
|
|
$extPoints [] = $y; |
|
756
|
|
|
} |
|
757
|
|
|
// print_r('points:('.($i-1).')<br />'); |
|
758
|
|
|
// print_r($extPoints); |
|
759
|
|
|
// imagepolygon ($this->image, $extPoints, $i-1, $colour ); |
|
760
|
|
|
imagefilledpolygon($this->image, $extPoints, $i - 1, $colour); |
|
761
|
|
|
} |
|
762
|
|
|
|
|
763
|
|
|
/** |
|
764
|
|
|
* Draw a line on the map. |
|
765
|
|
|
* |
|
766
|
|
|
* @param LineString $line |
|
767
|
|
|
* @param int $colour |
|
768
|
|
|
* drawing colour |
|
769
|
|
|
*/ |
|
770
|
|
|
private function drawLineString($line, $colour) { |
|
771
|
|
|
imagesetthickness($this->image, 2); |
|
772
|
|
|
for($p = 1; $p < $line->numGeometries(); $p++) { |
|
773
|
|
|
// get first pair of points |
|
774
|
|
|
$p1 = $line->geometryN($p); |
|
775
|
|
|
$p2 = $line->geometryN($p + 1); |
|
776
|
|
|
// translate to paper space |
|
777
|
|
|
$x1 = floor( |
|
778
|
|
|
($this->width / 2) - $this->tileSize * ($this->centerX - $this->lonToTile($p1->x(), $this->zoom)) |
|
779
|
|
|
); |
|
780
|
|
|
$y1 = floor( |
|
781
|
|
|
($this->height / 2) - $this->tileSize * ($this->centerY - $this->latToTile($p1->y(), $this->zoom)) |
|
782
|
|
|
); |
|
783
|
|
|
$x2 = floor( |
|
784
|
|
|
($this->width / 2) - $this->tileSize * ($this->centerX - $this->lonToTile($p2->x(), $this->zoom)) |
|
785
|
|
|
); |
|
786
|
|
|
$y2 = floor( |
|
787
|
|
|
($this->height / 2) - $this->tileSize * ($this->centerY - $this->latToTile($p2->y(), $this->zoom)) |
|
788
|
|
|
); |
|
789
|
|
|
// draw to image |
|
790
|
|
|
imageline($this->image, $x1, $y1, $x2, $y2, $colour); |
|
|
|
|
|
|
791
|
|
|
} |
|
792
|
|
|
imagesetthickness($this->image, 1); |
|
793
|
|
|
} |
|
794
|
|
|
|
|
795
|
|
|
/** |
|
796
|
|
|
* Draw a point on the map. |
|
797
|
|
|
* |
|
798
|
|
|
* @param Point $point |
|
799
|
|
|
* @param int $colour |
|
800
|
|
|
* drawing colour |
|
801
|
|
|
*/ |
|
802
|
|
|
private function drawPoint($point, $colour) { |
|
803
|
|
|
imagesetthickness($this->image, 2); |
|
804
|
|
|
// translate to paper space |
|
805
|
|
|
$cx = floor( |
|
806
|
|
|
($this->width / 2) - $this->tileSize * ($this->centerX - $this->lonToTile($point->x(), $this->zoom)) |
|
807
|
|
|
); |
|
808
|
|
|
$cy = floor( |
|
809
|
|
|
($this->height / 2) - $this->tileSize * ($this->centerY - $this->latToTile($point->y(), $this->zoom)) |
|
810
|
|
|
); |
|
811
|
|
|
$r = 5; |
|
812
|
|
|
// draw to image |
|
813
|
|
|
// imageellipse($this->image, $cx, $cy,$r, $r, $colour); |
|
814
|
|
|
imagefilledellipse($this->image, $cx, $cy, $r, $r, $colour); |
|
|
|
|
|
|
815
|
|
|
// don't use imageellipse because the imagesetthickness function has |
|
816
|
|
|
// no effect. So the better workaround is to use imagearc. |
|
817
|
|
|
imagearc($this->image, $cx, $cy, $r, $r, 0, 359, $colour); |
|
|
|
|
|
|
818
|
|
|
imagesetthickness($this->image, 1); |
|
819
|
|
|
} |
|
820
|
|
|
|
|
821
|
|
|
/** |
|
822
|
|
|
* Draw gpx trace on the map. |
|
823
|
|
|
* @throws exception when loading the GPX fails |
|
824
|
|
|
*/ |
|
825
|
|
|
public function drawGPX() { |
|
826
|
|
|
$col = imagecolorallocatealpha($this->image, 0, 0, 255, .4 * 127); |
|
|
|
|
|
|
827
|
|
|
$gpxgeom = geoPHP::load(file_get_contents($this->gpxFileName), 'gpx'); |
|
828
|
|
|
$this->drawGeometry($gpxgeom, $col); |
|
829
|
|
|
} |
|
830
|
|
|
|
|
831
|
|
|
/** |
|
832
|
|
|
* Draw geojson on the map. |
|
833
|
|
|
* @throws exception when loading the JSON fails |
|
834
|
|
|
*/ |
|
835
|
|
|
public function drawGeojson() { |
|
836
|
|
|
$col = imagecolorallocatealpha($this->image, 255, 0, 255, .4 * 127); |
|
|
|
|
|
|
837
|
|
|
$gpxgeom = geoPHP::load(file_get_contents($this->geojsonFileName), 'json'); |
|
838
|
|
|
$this->drawGeometry($gpxgeom, $col); |
|
839
|
|
|
} |
|
840
|
|
|
|
|
841
|
|
|
/** |
|
842
|
|
|
* add copyright and origin notice and icons to the map. |
|
843
|
|
|
*/ |
|
844
|
|
|
public function drawCopyright() { |
|
845
|
|
|
$logoBaseDir = dirname(__FILE__) . '/' . 'logo/'; |
|
846
|
|
|
$logoImg = imagecreatefrompng($logoBaseDir . $this->tileInfo ['openstreetmap'] ['logo']); |
|
847
|
|
|
$textcolor = imagecolorallocate($this->image, 0, 0, 0); |
|
848
|
|
|
$bgcolor = imagecolorallocate($this->image, 200, 200, 200); |
|
849
|
|
|
|
|
850
|
|
|
imagecopy( |
|
851
|
|
|
$this->image, |
|
852
|
|
|
$logoImg, |
|
853
|
|
|
0, |
|
854
|
|
|
imagesy($this->image) - imagesy($logoImg), |
|
855
|
|
|
0, |
|
856
|
|
|
0, |
|
857
|
|
|
imagesx($logoImg), |
|
858
|
|
|
imagesy($logoImg) |
|
859
|
|
|
); |
|
860
|
|
|
imagestring( |
|
861
|
|
|
$this->image, |
|
862
|
|
|
1, |
|
863
|
|
|
imagesx($logoImg) + 2, |
|
864
|
|
|
imagesy($this->image) - imagesy($logoImg) + 1, |
|
865
|
|
|
$this->tileInfo ['openstreetmap'] ['txt'], |
|
866
|
|
|
$bgcolor |
|
867
|
|
|
); |
|
868
|
|
|
imagestring( |
|
869
|
|
|
$this->image, |
|
870
|
|
|
1, |
|
871
|
|
|
imagesx($logoImg) + 1, |
|
872
|
|
|
imagesy($this->image) - imagesy($logoImg), |
|
873
|
|
|
$this->tileInfo ['openstreetmap'] ['txt'], |
|
874
|
|
|
$textcolor |
|
875
|
|
|
); |
|
876
|
|
|
|
|
877
|
|
|
// additional tile source info, ie. who created/hosted the tiles |
|
878
|
|
|
$xIconOffset = 0; |
|
879
|
|
|
if($this->maptype === 'openstreetmap') { |
|
880
|
|
|
$mapAuthor = "(c) OpenStreetMap maps/CC BY-SA"; |
|
881
|
|
|
} else { |
|
882
|
|
|
$mapAuthor = $this->tileInfo [$this->maptype] ['txt']; |
|
883
|
|
|
$iconImg = imagecreatefrompng($logoBaseDir . $this->tileInfo [$this->maptype] ['logo']); |
|
884
|
|
|
$xIconOffset = imagesx($iconImg); |
|
885
|
|
|
imagecopy( |
|
886
|
|
|
$this->image, |
|
887
|
|
|
$iconImg, imagesx($logoImg) + 1, |
|
888
|
|
|
imagesy($this->image) - imagesy($iconImg), |
|
889
|
|
|
0, |
|
890
|
|
|
0, |
|
891
|
|
|
imagesx($iconImg), imagesy($iconImg) |
|
892
|
|
|
); |
|
893
|
|
|
} |
|
894
|
|
|
imagestring( |
|
895
|
|
|
$this->image, |
|
896
|
|
|
1, imagesx($logoImg) + $xIconOffset + 4, |
|
897
|
|
|
imagesy($this->image) - ceil(imagesy($logoImg) / 2) + 1, |
|
|
|
|
|
|
898
|
|
|
$mapAuthor, |
|
899
|
|
|
$bgcolor |
|
900
|
|
|
); |
|
901
|
|
|
imagestring( |
|
902
|
|
|
$this->image, |
|
903
|
|
|
1, imagesx($logoImg) + $xIconOffset + 3, |
|
904
|
|
|
imagesy($this->image) - ceil(imagesy($logoImg) / 2), |
|
905
|
|
|
$mapAuthor, |
|
906
|
|
|
$textcolor |
|
907
|
|
|
); |
|
908
|
|
|
|
|
909
|
|
|
} |
|
910
|
|
|
} |
|
911
|
|
|
|
mprins /
dokuwiki-plugin-openlayersmap
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The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths