Moved OpenDD out of the central repo.

git-svn-id: https://code.elgg.org/elgg/trunk@1590 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 0 insertions, 461 deletions

diff --git a/mod/opendd/start.php b/mod/opendd/start.php
deleted file mode 100644
index f1372649c..000000000
--- a/mod/opendd/start.php
+++ /dev/null
@@ -1,461 +0,0 @@
-<?php
-	/**
-	 * Elgg OpenDD aggregator
-	 * 
-	 * @package ElggOpenDD
-	 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
-	 * @author Marcus Povey
-	 * @copyright Curverider Ltd 2008
-	 * @link http://elgg.com/
-	 */
-
-	/**
-	 * Initialise the opendd plugin.
-	 * Register actions, set up menus
-	 */
-	function opendd_init()
-	{
-		global $CONFIG;
-		
-		// Set up the menu for logged in users
-		if (isloggedin()) 
-		{
-			add_menu(elgg_echo('opendd'), $CONFIG->wwwroot . "pg/opendd/{$_SESSION['user']->username}",array(
-				menu_item(elgg_echo('opendd:your'), $CONFIG->wwwroot."pg/opendd/{$_SESSION['user']->username}"),
-				menu_item(elgg_echo('opendd:feeds'), $CONFIG->wwwroot."pg/opendd/{$_SESSION['user']->username}/feeds/"),
-				menu_item(elgg_echo('opendd:manage'), $CONFIG->wwwroot . "pg/opendd/{$_SESSION['user']->username}/manage/"),
-			),'opendd');
-		}
-		
-		// Register a page handler, so we can have nice URLs
-		register_page_handler('opendd','opendd_page_handler');
-		
-		// Register opendd url
-		register_entity_url_handler('opendd_url','object','oddfeed');
-		
-		// Actions
-		register_action("opendd/feed/subscribe",false, $CONFIG->pluginspath . "opendd/actions/opendd/feed/subscribe.php");
-		register_action("opendd/feed/delete",false, $CONFIG->pluginspath . "opendd/actions/opendd/feed/delete.php");
-		
-		// Extend some views
-		extend_view('css','opendd/css');
-		
-		// Register some widgets
-		add_widget_type('opendd_friends_elsewhere',elgg_echo('opendd:widgets:elsewhere:title'), elgg_echo('opendd:widgets:elsewhere:description'));
-		
-		// Subscribe fields
-		$CONFIG->opendd = array(
-			'feedurl' => 'text',
-		);
-		
-	}
-	
-	/**
-	 * Opendd page handler
-	 *
-	 * @param array $page Array of page elements, forwarded by the page handling mechanism
-	 */
-	function opendd_page_handler($page) 
-	{
-		global $CONFIG;
-		
-		if (isset($page[0]))
-			set_input('username',$page[0]);
-		
-		if (isset($page[1]))
-		{
-			// See what context we're using
-			switch($page[1])
-			{		
-				case "view" :
-					if (isset($page[2]))
-					{
-						set_input('feed_guid', $page[2]);
-						include($CONFIG->pluginspath . "opendd/viewfeed.php");
-					}
-				break;		
-    			case "manage":  
-   					include($CONFIG->pluginspath . "opendd/manage.php");
-          		break;
-          		case "feeds" :
-					include($CONFIG->pluginspath . "opendd/feeds.php");
-				break;
-          		case "activity" :
-          			if (isset($page[2]))
-					{
-						switch ($page[2])
-						{
-							case 'opendd' :
-							default :
-								set_input('view', 'odd');
-								include($CONFIG->pluginspath . "opendd/index.php");
-						}
-					}
-					break;
-    			default:
-    				include($CONFIG->pluginspath . "opendd/index.php");
-			}
-		}
-		else
-			include($CONFIG->pluginspath . "opendd/index.php");
-	}
-	
-	/**
-	 * Register a url to handle opendd feeds.
-	 *
-	 * @param ElggEntity $feed The feed object.
-	 * @return string
-	 */
-	function opendd_url($feed) 
-	{
-		global $CONFIG;
-		return $CONFIG->wwwroot . "pg/opendd/" . $feed->getOwnerEntity()->username . "/view/{$feed->guid}";
-	}
-
-	/**
-	 * Return a list of feed urls for a given user.
-	 *
-	 * @param int $user_guid User in question
-	 * @return array 
-	 */
-	function opendd_get_feed_urls($user_guid)
-	{
-		$feeds = array();
-		
-		$feed_entities = get_entities('object', 'oddfeed', $user_guid);
-		if ($feed_entities)
-		{
-			foreach ($feed_entities as $feed)
-				$feeds[] = $feed->feedurl;
-		}
-		
-		if (count($feeds))
-			return $feeds;
-			
-		return false;	
-	}
-	
-	/**
-	 * Fetch a given UUID.
-	 *
-	 * @param string $uuid The uuid
-	 * @return ODDDocument
-	 */
-	function opendd_fetch_uuid($uuid)
-	{
-		$ctx = stream_context_create(array(
-		    'http' => array(
-		        'timeout' => 1
-		        )
-		    )
-		); 
-		
-		$feed_data = ODD_Import(file_get_contents($uuid));//, 0, $ctx));
-		if ($feed_data)
-			return $feed_data;
-		
-		return NULL;
-	}
-	
-	// Array of ODD objects mapped to uuid
-	$uuid_array = array();
-	
-	// Array of ElggEntities mapped to uuid
-	$elgg_array = array();
-	
-	/**
-	 * Combines opendd_odd_to_elgg and opendd_fetch_uuid and fetch a single uuid and return an object or an array 
-	 * suitable for the ElggRiverStatement Object.
-	 *
-	 * @param string $uuid The UUID
-	 * @return mixed
-	 */
-	function opendd_fetch_to_elgg($uuid)
-	{
-		global $uuid_array, $elgg_array;
-		
-		if (!isset($uuid_array[$uuid])) 
-			$uuid_array[$uuid] = opendd_fetch_uuid($uuid);
-		if ((!isset($elgg_array[$uuid])) && (isset($uuid_array[$uuid])))
-			$elgg_array[$uuid] = opendd_odd_to_elgg($uuid_array[$uuid]);
-			
-		if ($elgg_array[$uuid])
-			return $elgg_array[$uuid];
-			
-		return false;
-	}
-	
-	/**
-	 * Construct an Elgg object out of a given element and its metadata (like import without doing any saving).
-	 * This does not function if you are sending a relationship... this is a special case and is returned as an unchanged 
-	 * ODDRelationship (since it is objects are not being saved and so guids are currently meaningless.)
-	 * 
-	 * TODO: Optimise so that it caches uuids (shared with other uuid cache)
-	 *
-	 * @param ODDDocument $element
-	 */
-	function opendd_odd_to_elgg(ODDDocument $element)
-	{
-		global $uuid_array, $elgg_array, $CONFIG;
-		
-		$count = $element->getNumElements();
-		
-		if ($count==1)
-		{
-			// Atomic component - relationship or metadata;
-			$elements = $element->getElements();
-			$e = $elements[0]; 
-			if ($e instanceof ODDRelationship)
-			{
-				// Return statement object array
-				$object = array();
-				$object['subject'] = opendd_fetch_to_elgg($e->getAttribute('uuid1'));
-				$object['relationship'] = $e->getAttribute('type');
-				$object['object'] = opendd_fetch_to_elgg($e->getAttribute('uuid2'));
-				
-				return $object;
-			}
-			
-			if ($e instanceof ODDMetaData)
-			{
-				$type = $e->getAttribute('type');
-				$attr_name = $e->getAttribute('name');
-				$attr_val = $e->getBody();
-				
-				$subject = NULL;
-				switch ($type)
-				{
-					case 'annotation' : 
-						$subject = new ElggAnnotation();
-					break;
-					case 'metadata' :
-					default:
-						$subject = new ElggMetaData();
-					break;	
-				}
-				
-				$subject->name = $attr_name;
-				$subject->value = $attr_value;
-				$subject->type = $type;
-				$subject->time_created = $e->getAttribute('published');
-				
-				$object = array('subject' => $subject, 'object' => opendd_fetch_to_elgg($e->getAttribute('entity_uuid')));
-				
-				return $object;
-			}
-		}
-		else
-		{
-			
-			$tmp = array();
-			// Go through the elements
-			foreach ($element as $e)
-			{
-				$uuid = $e->getAttribute('uuid');
-				
-				// if entity then create
-				if ($e instanceof ODDEntity) {
-					$tmp[$uuid] = oddentity_to_elggentity($e);
-					$tmp[$uuid]->setURL($CONFIG->url . "mod/opendd/viewuuid.php?uuid=" . urlencode($uuid));
-				}
-				
-				// if metadata then add to entity
-				if ($e instanceof ODDMetaData) {
-					
-					$entity_uuid = $e->getAttribute('entity_uuid');
-					oddmetadata_to_elggextender($tmp[$entity_uuid], $e);
-				}
-				
-			}
-			
-			foreach ($tmp as $t)
-				return $t;
-			
-		}
-	}
-	
-	/**
-	 * ISSUES
-	 * 
-	 * - all entities need to be public on target
-	 * 
-	 */
-	
-	
-	/**
-	 * This function provides a river-like view for remote friend feeds from multiple sources.
-	 * It will produce an aggregation of the feeds and render them in a similar way to get_river_entries();
-	 * 
-	 * TODO: How do we handle metadata in this instance? - It needs to refer to the object.
-	 *
-	 * @param array $feeds List of Opendd feed urls.
-	 * @param int $limit Maximum results to process.
-	 * @param int $offset The offset.
-	 */
-	function opendd_aggregate_remote_river(array $feeds, $limit = 10, $offset = 0)
-	{	
-		global $uuid_array, $elgg_array, $CONFIG;
-
-		// if this not an array, turn it into one
-		if (!is_array($feeds))
-			$feeds = array($feeds);
-			
-		// ensure there are no duplicates
-		$feeds = array_unique($feeds);
-		
-		$river = array();
-		$opendd_elements = array();
-		$opendd_published = array();
-		
-		// set start limit and offset
-		$cnt = $limit; // Didn' cast to int here deliberately
-		$off = $offset; // here too
-		
-		$ctx = stream_context_create(array(
-		    'http' => array(
-		        'timeout' => 1
-		        )
-		    )
-		); 
-		
-		// Get feeds
-		foreach ($feeds as $feed)
-		{
-			// Retrieve feed
-			$feed_data = ODD_Import(file_get_contents($feed, 0, $ctx));
-	
-			if ($feed_data)
-			{
-				$elements = $feed_data->getElements();
-				foreach ($elements as $e)
-					$opendd_elements[] = $e; 	
-			}
-		}
-
-		foreach ($opendd_elements as $k => $v)
-			$opendd_published[$k] = $v->getPublishedAsTime();
-		
-		// Sort by date (desc)
-		arsort($opendd_published);
-		$sorted_odd_elements = array();
-
-		foreach ($opendd_published as $k => $v)
-			$sorted_odd_elements[] = $opendd_elements[$k];
-
-		// Array of ODD objects mapped to uuid
-		$uuid_array = array();
-		
-		// Array of ElggEntities mapped to uuid
-		$elgg_array = array();
-		
-		$exit = true;
-		
-		do
-		{
-			if (!count($sorted_odd_elements))
-				$exit = true;
-			else
-			{
-				foreach ($sorted_odd_elements as $oddelement)
-				{						
-					$statement = NULL;
-					
-					// Valid ODD activity streams can only be relationships! 
-					if ($oddelement instanceof ODDRelationship)
-					{
-						$uuid1 = $oddelement->getAttribute('uuid1');
-						$uuid2 = $oddelement->getAttribute('uuid2');
-			
-						// Construct our new statement
-						$subject = opendd_fetch_to_elgg($uuid1);
-						$event = $oddelement->getAttribute('type');
-						$object = opendd_fetch_to_elgg($uuid2);
-						$time = $oddelement->getPublishedAsTime();
-
-						$statement = new ElggRiverStatement($subject, $event, $object);
-						
-						// Work out class
-						if ($object instanceof ElggEntity)
-							$class = get_class($object);
-						else if (count($object)==3)
-							$class = 'ElggRelationship';
-						else
-							$class = get_class($object['subject']); 
-							
-	
-					}
-	
-					// If no fatal errors while extracting the necessary data then continue
-					if (($subject) && ($object) && ($event) && ($statement))
-					{			
-						$tam = "";
-						// We have constructed the information 
-						
-						if ($object instanceof ElggEntity) {
-							$subtype = $object->getSubtype();
-						} else {
-							$subtype = "";
-						}
-						if ($subtype == "widget") {
-							$subtype = "widget/" . $object->handler;
-						}
-						
-						if (!empty($subtype) && elgg_view_exists("river/{$subtype}/{$event}")) {
-							$tam = elgg_view("river/{$subtype}/$event", array(
-								'statement' => $statement
-							));
-						} else if (elgg_view_exists("river/$class/$event")) {
-							$tam = elgg_view("river/$class/$event", array(
-								'statement' => $statement
-							));
-							
-						}
-						
-						if ((!empty($tam)) && (trim($tam)!="")) {
-							$tam = elgg_view("river/wrapper",array(
-										'entry' => $tam, 
-										'time' => $time,
-										'event' => $event,
-										'statement' => $statement
-							));
-						}
-						
-						if ($tam)
-						{
-							$river[] = $tam;
-							$cnt--;
-						}
-				
-				
-					}
-					/*else
-					{
-						echo "$uuid2\n";
-						print_r($object);
-						print_r($statement); 
-						
-						die();
-					}*/
-				
-					if ($cnt == 0 ) break; // crufty
-					
-					// Increase offset
-					$off++;
-				}
-			}
-			
-		} while (
-			($cnt > 0) &&
-			(!$exit)
-		);
-		
-		
-		return $river;
-
-
-	}
-
-	
-	// Make sure the groups initialisation function is called on initialisation
-	register_elgg_event_handler('init','system','opendd_init');
-?>
\ No newline at end of file