From 25f698d5345d2670b346d49e097250ebde3bde16 Mon Sep 17 00:00:00 2001
From: philipp <philipp@7aebc617-e5e2-0310-91dc-80fb5f6d2477>
Date: Sun, 3 Nov 2013 20:42:19 +0000
Subject: [PATCH 1/1] For wiki pages representing an image, a new thumb_url is
 added to the geojson string.

However, it's not used yet.

git-svn-id: http://www.winterrodeln.org/svn/servermediawiki/mediawiki_extensions/wrmap/trunk@1785 7aebc617-e5e2-0310-91dc-80fb5f6d2477
---
 wrmap.body.php | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/wrmap.body.php b/wrmap.body.php
index 059eab5..73fdf3b 100644
--- a/wrmap.body.php
+++ b/wrmap.body.php
@@ -72,6 +72,23 @@ class WrBaseMap {
 	}
 
 
+	/// Takes a page title from the wiki and returns an image (if available)
+	/// or Null. For image wiki pages, the image is the corresponding image,
+	/// for inns it's the image of the "Gasthausbox".
+	public static function wikipage_to_image($title, $width) {
+		$file = false; // File class or false
+		// for NS_FILE titles, use the corresponding file as image
+		if ($title->getNamespace() == NS_FILE) {
+			$file = wfFindFile($title); // $file is a mediawiki File class or false
+		}
+		if ($file === false) return Null;
+		if (!$file->canRender()) return Null;
+		$thumb_url = $file->createThumb($width, $width); // limit width and hight to $width
+		if (strlen($thumb_url) == 0) return Null;
+		return $thumb_url;
+	}
+
+
 	// convert sledruns to geojson (http://www.geojson.org/geojson-spec.html)
 	// Returns an array of features
 	public static function sledruns_to_json_features() {
@@ -137,6 +154,8 @@ class WrBaseMap {
 					if ($property == 'wiki') {
 						$title = Title::newFromText($propval);
 						$propval = $title->getLocalUrl();
+						$file_url = WrBaseMap::wikipage_to_image($title, 300);
+						if (!is_null($file_url)) $properties['thumb_url'] = $file_url;
 					}
 					$properties[$property] = $propval;
 				}
-- 
2.39.5