Merge branch '0.9-release'

* 0.9-release: (874 commits)
  Removed call to NewDirectMessage() until IE return is fixed i.e.,
  Don't show flag user button your own profile
  Fixed HXR response for flag user
  Using the right form class name
  Using common_redirect
  Left a form_data class of a <ul> in the user admin panel
  Added validation to fields in user admin panel
  Added a user admin panel
  Added mobile logos for default and identica themes
  Changed gif to png
  Changed this to action. THANKS zach!
  Doing content negotiation only once
  Add execute bit to pingqueuehandler
  Localisation updates for !StatusNet from !translatewiki.net
  Use the browser's geolocation API to set the location on the notice form
  Add geometa library, and include it.
  Add location form elements to the noticeform, and save their values on submission
  Use the $user object nickname, as login name doesnt have to == nickname anymore with plugins such as ldap/etc
  Revert "Re added NICKNAME_FMT constant to router.php."
  Moved most path and server settings to a new paths admin panel
  ...

Conflicts:
	js/util.js
	locale/it_IT/LC_MESSAGES/statusnet.mo
	locale/mk_MK/LC_MESSAGES/statusnet.mo
	locale/mk_MK/LC_MESSAGES/statusnet.po
	locale/pt_BR/LC_MESSAGES/statusnet.mo
	locale/vi_VN/LC_MESSAGES/statusnet.mo
	plugins/InfiniteScroll/infinitescroll.js
	plugins/Realtime/realtimeupdate.js

1 files changed, 86 insertions, 0 deletions

diff --git a/plugins/PubSubHubBub/publisher.php b/plugins/PubSubHubBub/publisher.php
new file mode 100644
index 000000000..f176a9b8a
--- /dev/null
+++ b/plugins/PubSubHubBub/publisher.php
@@ -0,0 +1,86 @@
+<?php
+
+// a PHP client library for pubsubhubbub
+// as defined at http://code.google.com/p/pubsubhubbub/
+// written by Josh Fraser | joshfraser.com | josh@eventvue.com
+// Released under Apache License 2.0
+
+class Publisher {
+    
+    protected $hub_url;
+    protected $last_response;
+    
+    // create a new Publisher
+    public function __construct($hub_url) {
+        
+        if (!isset($hub_url))
+            throw new Exception('Please specify a hub url');
+        
+        if (!preg_match("|^https?://|i",$hub_url)) 
+            throw new Exception('The specified hub url does not appear to be valid: '.$hub_url);
+            
+        $this->hub_url = $hub_url;
+    }
+
+    // accepts either a single url or an array of urls
+    public function publish_update($topic_urls, $http_function = false) {
+        if (!isset($topic_urls))
+            throw new Exception('Please specify a topic url');
+        
+        // check that we're working with an array
+        if (!is_array($topic_urls)) {
+            $topic_urls = array($topic_urls);
+        }
+        
+        // set the mode to publish
+        $post_string = "hub.mode=publish";
+        // loop through each topic url 
+        foreach ($topic_urls as $topic_url) {
+
+            // lightweight check that we're actually working w/ a valid url
+            if (!preg_match("|^https?://|i",$topic_url)) 
+                throw new Exception('The specified topic url does not appear to be valid: '.$topic_url);
+            
+            // append the topic url parameters
+            $post_string .= "&hub.url=".urlencode($topic_url);
+        }
+        
+        // make the http post request and return true/false
+        // easy to over-write to use your own http function
+        if ($http_function)
+            return $http_function($this->hub_url,$post_string);
+        else
+            return $this->http_post($this->hub_url,$post_string);
+    }
+
+    // returns any error message from the latest request
+    public function last_response() {
+        return $this->last_response;
+    }
+    
+    // default http function that uses curl to post to the hub endpoint
+    private function http_post($url, $post_string) {
+        
+        // add any additional curl options here
+        $options = array(CURLOPT_URL => $url,
+                         CURLOPT_POST => true,
+                         CURLOPT_POSTFIELDS => $post_string,
+                         CURLOPT_USERAGENT => "PubSubHubbub-Publisher-PHP/1.0");
+
+    	$ch = curl_init();
+    	curl_setopt_array($ch, $options);
+
+        $response = curl_exec($ch);
+        $this->last_response = $response;
+        $info = curl_getinfo($ch);
+
+        curl_close($ch);
+        
+        // all good
+        if ($info['http_code'] == 204) 
+            return true;
+        return false;	
+    }
+}
+
+?>
\ No newline at end of file