first commit

fblikes.snippet.php

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+<?php
+/**
+ * fbLikes
+ *
+ * Returns the number of fans for a facebook fanpage (via the graph api)
+ *
+ * @author Christian Seel
+ * @version 1.0.0 - 2012-04-15
+ *
+ * OPTIONS
+ * pageid - the facebook id of your fanpage
+ * expiretime - lifetime of the cache in seconds (default: "10800", 3 hours)
+ *
+ * EXAMPLE
+ * [[!fbLikes? &pageid=`19110642979` &expiretime=`10800`]]
+ *
+ * fbLikes is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ *
+ * fbLikes is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * fbLikes; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
+ * Suite 330, Boston, MA 02111-1307 USA
+ */
+
+$pageid = $modx->getOption('pageid',$scriptProperties,"19110642979");
+$expiretime = $modx->getOption('expiretime',$scriptProperties,"10800");
+$cacheKey = $modx->resource->getCacheKey().'/fblikes';
+
+// get data from cache
+$cached_data = $modx->cacheManager->get($cacheKey);
+
+if (!$cached_data) {
+
+	// if there's no cached data create it and save it...
+
+	// get page information from facebooks graph api (returns json data)
+	$graphdata = file_get_contents("http://graph.facebook.com/".$pageid);
+	// decode json response
+	$response = json_decode($graphdata, true);
+	// get like number
+	$data = $response['likes'];
+
+	// save data to the cache
+	$modx->cacheManager->set($cacheKey,$data,$expiretime);
+	$cached_data = $data;
+
+}
+
+// return data
+return $cached_data;

readme.md

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+# fbLikes
+fbLikes is a snippet for MODX Revolution that returns the number of fans for a facebook page and caches the results for specific time.
+
+## License
+fbLikes has been released as open source under the GPL v2 (or later) license. This means that while I hope this is useful,
+I am not responsible for the effects of using it and can not be held liable for any (financial) damage incurred from using it.
+
+I welcome people taking this addon and customizing it to their needs. A pull request for any improvements would be great!
+
+## Installation Instructions
+
+1. Copy the contents of the snippet file (fblikes.snippet.php) from github
+2. Go to your MODX Revolution Manager, create a new snippet, paste the content from your clipboard and save it
+3. Open a resource or chunk (or wherever you want to display your fan number) and add the snippet call
+    [[!fbLikes? &pageid=`19110642979` &expiretime=`10030`]]
+
+# Developed by
+**chsmedien**
+Christian Seel
+E-Mail: [email protected]
+Website: www.chsmedien.com