Add 'mod/friendrequest/' from commit 'bdd9179742dbd9101b61a5138e1a81b084747dd8'

git-subtree-dir: mod/friendrequest
git-subtree-mainline: e2a2fbdccaf0f48878903f448428cab5852d0870
git-subtree-split: bdd9179742dbd9101b61a5138e1a81b084747dd8

1 files changed, 151 insertions, 0 deletions

diff --git a/mod/friendrequest/start.php b/mod/friendrequest/start.php
new file mode 100644
index 000000000..2ea3c80f9
--- /dev/null
+++ b/mod/friendrequest/start.php
@@ -0,0 +1,151 @@
+<?php
+/**
+ * Elgg friend request plugin.
+ *
+ * @package ElggFriendRequest
+ */
+
+elgg_register_event_handler('init', 'system', 'friendrequest_init');
+
+function friendrequest_init() {
+	
+	//This will let users view their friend requests
+	elgg_register_page_handler('friendrequests', 'friendrequest_page_handler');
+	
+	elgg_register_plugin_hook_handler('register', 'menu:topbar', 'friendrequest_topbar_menu');
+	elgg_register_plugin_hook_handler('register', 'menu:page', 'friendrequest_page_menu');
+	
+	//We need to override the friend remove action to remove the relationship we created
+	$actions_dir = elgg_get_plugins_path().'friendrequest/actions/friends';
+	elgg_register_action('friends/add', "$actions_dir/add.php");
+	elgg_register_action('friends/remove', "$actions_dir/remove.php");
+   	
+   	$actions_dir = elgg_get_plugins_path().'friendrequest/actions/friendrequest';
+	elgg_register_action('friendrequest/decline', "$actions_dir/decline.php");
+   	
+   	//Regular Elgg engine sends out an email via an event. The 400 priority will let us run first.
+	//Then we return false to stop the event chain. The normal event handler will never get to run.
+	//elgg_register_event_handler('create', 'friend', 'friendrequest_event_create_friend', 400);
+	
+	//Handle our add action event:
+	elgg_register_event_handler('create', 'friendrequest', 'friendrequest_event_create_friendrequest');
+	
+}
+
+function friendrequest_page_handler($page){
+	
+	//Keep the URLs uniform:
+	if (isset($page[0])) {
+		forward("friendrequests");
+	}
+	
+	gatekeeper();
+	
+	elgg_push_context('friends');
+
+	$title = elgg_echo('friendrequest');
+	
+	$page_owner = elgg_get_logged_in_user_entity();
+	elgg_set_page_owner_guid($page_owner->guid);
+		
+	$requests = elgg_get_entities_from_relationship(array(
+		'type' => 'user',
+		'relationship' => 'friendrequest',
+		'relationship_guid' => $page_owner->guid,
+		'inverse_relationship' => true,
+		'limit' => 0,
+	));
+	$content = elgg_view('friendrequest/requests', array(
+		'requests' => $requests,
+	));
+
+	$params = array(
+		'content' => $content,
+		'title' => $title,
+		'filter' => '',
+	);
+	$body = elgg_view_layout('content', $params);
+
+	echo elgg_view_page($title, $body);
+	
+	return true;
+}
+
+function friendrequest_count(){
+	return elgg_get_entities_from_relationship(array(
+		'type' => 'user',
+		'relationship' => 'friendrequest',
+		'relationship_guid' => elgg_get_logged_in_user_guid(),
+		'inverse_relationship' => true,
+		'limit' => 0,
+		'count' => true,
+	));
+}
+
+function friendrequest_topbar_menu($hook, $entity_type, $returnvalue, $params) {
+	$count = friendrequest_count();
+	if($count) {
+		foreach($returnvalue as $item) {
+			if($item->getName() == 'friends') {
+				$item->setText(
+					$item->getText() . elgg_view('output/url', array(
+						'href' => 'friendrequests',
+						'text' => "<span class=\"messages-new\">$count</span>",
+						'title' => elgg_echo('friendrequest'),
+					))
+				);
+				return $returnvalue;
+			}
+		}
+	}
+	return $returnvalue;
+}
+
+function friendrequest_page_menu($hook, $entity_type, $returnvalue, $params) {
+	if(elgg_in_context('friends')){
+		foreach($returnvalue as $i => $item) {
+			if($item->getName() == 'friends:of') {
+				unset($returnvalue[$i]);
+			}
+		}
+		if (elgg_is_logged_in()) {
+			$count = friendrequest_count();		
+			$item = new ElggMenuItem('friendrequests', elgg_echo('friendrequest').($count? " ($count)": ""), "friendrequests");
+			$returnvalue[] = $item;
+		}
+	}
+	return $returnvalue;
+}
+
+function friendrequest_event_create_friend($event, $object_type, $object){var_dump($object);elgg_echo('hola');
+	if (($object instanceof ElggRelationship) && ($event == 'create') && ($object_type == 'friend')) {
+		//We don't want anything happening here... (no email/etc)
+		
+		//Returning false will interrupt the rest of the chain.
+		//The normal handler for the create friend event has a priority of 500 so it will never be called.	
+		return false;
+	}
+	return true; //Shouldn't get here...
+}
+
+function friendrequest_event_create_friendrequest($event, $object_type, $object){
+	if (($object instanceof ElggRelationship) && ($event == 'create') && ($object_type == 'friendrequest')) {
+		$requester = get_entity($object->guid_one);
+		$requested = get_entity($object->guid_two);
+
+		$friendrequests_url = elgg_get_site_url() . "friendrequests/";
+
+		// Notify target user
+		return notify_user(
+			$requested,
+			$requester,
+			elgg_echo('friendrequest:newfriend:subject', array(
+				$requester->name
+			), $requested->language), 
+			elgg_echo('friendrequest:newfriend:body', array(
+				$requester->name,
+				$friendrequests_url,
+			), $requested->language)
+		);
+	}
+}