X-Git-Url: https://git.toastfreeware.priv.at/philipp/winterrodeln/mediawiki_extensions/wrmap.git/blobdiff_plain/f3b8b4b4ab76ee5a8ea7589f5f69718f8b82609d..51d88bd547d68036d79e43db3df92ff8660ff546:/wrmap.body.php

diff --git a/wrmap.body.php b/wrmap.body.php
index da1a7f0..05e0b11 100644
--- a/wrmap.body.php
+++ b/wrmap.body.php
@@ -3,11 +3,146 @@ require_once dirname(__FILE__) . '/../wrgeo/wrgeo.body.php'; # for the function
 
 function wrMapParserFirstCallInit() {
 	global $wgParser;
+	// global $wrGoogleMaps; // is this necessary?
+	global $wgGoogleMapsKey;
+	$wrGoogleMaps = new WrGoogleMaps($wgGoogleMapsKey);
 	$wgParser->setHook('wrmap', 'wrmapParserHook');
+	$wgParser->setHook('wrgmap', array($wrGoogleMaps, 'render'));
 	return true;
 }
 
 
+// Tool functions
+// --------------
+
+/// List of markers - used by the functions wrMapReplaceByMarker and wrMapAfterTidy
+$wrMapMarkerList = array();
+
+
+/// Returns a marker for a text and back-replaces the text in wrReportAfterTidy
+function wrMapReplaceByMarker($text, $marker = 'wrMapMarker') {
+	$marker = $marker . mt_rand(1e5, 1e7);
+	global $wrMapMarkerList;
+	$wrMapMarkerList[$marker] = $text;
+	return $marker;
+}
+
+
+/// Replaces the markers by its contents
+function wrMapParserAfterTidy(&$parser, &$text) {
+	// find markers in $text
+	// replace markers with actual output
+	global $wrMapMarkerList;
+	foreach ($wrMapMarkerList as $marker => $html) $text = str_replace($marker, $html, $text);
+	return true;
+}
+
+
+
+// Java script
+// -----------
+
+// Global JavaScript functions
+define(WRGMAPJSFUNCTIONS, <<<JAVASCRIPT
+<script type="text/javascript">
+//<![CDATA[
+var wrSleddingIcon = new GIcon(G_DEFAULT_ICON);
+wrSleddingIcon.image = "/vorlagen/gmap_rodelbahn_c.png";
+wrSleddingIcon.shadow = "/vorlagen/gmap_rodelbahn_c_s.png";
+wrSleddingIcon.iconSize = new GSize(17, 17);
+wrSleddingIcon.shadowSize = new GSize(23, 23);
+wrSleddingIcon.iconAnchor = new GPoint(9, 9);
+wrSleddingIcon.infoWindowAnchor = new GPoint(9, 9);
+
+
+function wrCreateMarker(latitude, longitude, name, icon) {
+	var point = new GLatLng(latitude, longitude);
+	var marker = new GMarker(point, icon);
+	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml("<strong>" + name + "</strong>");});
+	return marker;
+}
+//]]>
+</script>
+JAVASCRIPT
+);
+
+
+/** This class was inpired by the GoogleMaps class of the GoogleMaps extension. */
+class WrGoogleMaps {
+	/// the Google API key (obtained from
+	/// http://www.google.com/apis/maps/signup.html)
+	private $apiKey = null;
+	
+	/// How many <wrgmap> tags are on the current page?
+	private $mapsCount = 0;
+	
+	/// Constructor
+	function WrGoogleMaps($apiKey) {
+		$this->apiKey = $apiKey;
+	}
+	
+	/// Renders the <wrgmap> tag
+	/// @param $content string - the content of the <wrgmap> tag
+	/// @param $args array - the array of attribute name/value pairs for the tag
+	/// @param $parser Parser - the MW Parser object for the current page
+	/// @param $localParser Parser - the parser for parsing local content
+	///
+	/// @return string - the html for rendering the map
+	function render($content, $args, &$parser) {
+		++$this->mapsCount;
+
+		// Query database
+		$dbr = wfGetDB(DB_SLAVE);
+		$res = $dbr->select('wrsleddingcache', array('page_title', 'position_latitude', 'position_longitude'));
+		$sleddingRoutes = array();
+		while ($sleddingRoute = $dbr->fetchRow($res)) $sleddingRoutes[] = $sleddingRoute;
+		$dbr->freeResult($res);
+		
+		// Load Google Maps Script and define functions
+		$output = '';
+		if ($this->mapsCount == 1) {
+			$output .= '<script src="http://maps.google.com/maps?file=api&amp;v=2&amp;key=' . htmlspecialchars($this->apiKey) . '" type="text/javascript"></script>' . "\n";
+			$output .= WRGMAPJSFUNCTIONS;
+		}
+			
+		// Create <div/> element where the map is placed in
+		$mapName = 'wrgmap' . $this->mapsCount;
+		$output .= '<div id="' . $mapName . '" style="width: 100%; height: 450px; border-style:none;"></div>';
+		
+		// Return output
+		$output .= '<script type="text/javascript">' . "\n//<![CDATA[\n";
+		$output .= 'if (GBrowserIsCompatible()) {' . "\n";
+		$output .= $this->addMap($mapName);
+		foreach ($sleddingRoutes as $s) {
+			$lat = $s['position_latitude'];
+			$lon = $s['position_longitude'];
+			$pageTitle = $s['page_title'];
+			if (!$lat || !$lon) continue;
+			$output .= $this->addJsMarker($lat, $lon, $pageTitle);
+		}
+		$output .= "}\n//]]>\n</script>\n";
+		return wrMapReplaceByMarker($output);
+	}
+	
+	// returns a string that creates a map object called 'map'
+	private function addMap($mapName) {
+		return "\tvar map = new GMap2(document.getElementById('$mapName'), {'mapTypes': [G_NORMAL_MAP, G_HYBRID_MAP, G_PHYSICAL_MAP, G_SATELLITE_MAP]});\n" .
+		"\tmap.addControl(new GLargeMapControl());\n" .
+		"\tmap.addControl(new GMapTypeControl());\n" .
+		"\tmap.addControl(new GScaleControl());\n" .
+		"\tmap.setCenter(new GLatLng(47.267648, 11.404655), 10);\n" .
+		"\tmap.setMapType(G_PHYSICAL_MAP);\n" .
+		"\tmap.enableScrollWheelZoom();\n";
+	}
+
+	// returns a string with a add marker javascript call
+	private function addJsMarker($latitude, $longitude, $pageTitle) {
+		return "\tmap.addOverlay(wrCreateMarker($latitude, $longitude, \"" . htmlspecialchars(addslashes($pageTitle)) . "\", wrSleddingIcon));\n";
+	}
+	
+}
+
+
 /// Format inside <wrmap>...</wrmap> has to be like this:
 ///
 /// <wrmap>
@@ -23,7 +158,7 @@ function wrMapParserFirstCallInit() {
 /// Die Naviser Hütte
 /// </googlemap>
 function wrmapParserHook($input, $args, $parser) {
-	$debug = (isset($args['debug']));
+	$debug = (isset($args['debug']) && $args['debug'] != '0');
 
 	$output = '';
 	$lines = explode("\n", $input);
@@ -36,6 +171,7 @@ function wrmapParserHook($input, $args, $parser) {
 			$columns = explode('|', $line);
 			if (count($columns) != 3) throw new Exception(sprintf(utf8_encode('Die Anzahl der Spalten ist nicht 3 sondern %d'), count($columns)));
 			$columns = list($type, $geo, $name) = $columns;
+			if (strlen(trim($geo)) == 0) continue;
 			list($latitude, $longitude) = wrGeoStringToGeo($geo);
 			$latitudes[] = $latitude;
 			$longitudes[] = $longitude;
@@ -53,20 +189,8 @@ function wrmapParserHook($input, $args, $parser) {
 	// TODO: Varable zoom level
 	$output = '<googlemap version="0.9" lat="' . $centerLat . '" lon="' . $centerLon . '" type="terrain" zoom="9">'. "\n" . $output . "</googlemap>\n";
 
-	if ($debug) return $output = "<pre><nowiki>$output</nowiki></pre>";
-
-	/*
-	global $wgTitle, $wgUser; 
-	$parser = new Parser();
-	$parserOptions = new ParserOptions();
-	$parserOptions->initialiseFromUser($wgUser);
-	$result = $parser->parse($output, $wgTitle, $parserOptions); // TODO: Make this call less complicated
-	return $result->getText();
-	*/
-	
-	$output = $parser->recursiveTagParse($output); // TODO: Maybe this is already the solution?
-
-	return $output;
+	if ($debug) return "<pre><nowiki>$output</nowiki></pre>\n";
+	return $parser->recursiveTagParse($output);
 }