Can delete groups.

RestControllers/GroupsController.php

@@ -706,6 +706,25 @@ class GroupsController {
 		return array("success" => "Follow status has been successfully updated!");
 	}
 
+	/**
+	 * Delete a group
+	 * 
+	 * @url POST groups/delete
+	 */
+	public function delete(){
+
+		user_login_required();
+
+		//Get the group
+		$groupID = getPostGroupIdWithAccess("groupID", GroupInfo::ADMIN_ACCESS);
+
+		//Delete the group
+		if(!components()->groups->delete_group($groupID))
+			Rest_fatal_error(500, "Could not delete group!");
+		
+		return array("success" => "The group has been successfully deleted!");
+	}
+
 	/**
 	 * Parse a GroupInfo object into an array for the API
 	 * 

RestControllers/PostsController.php

@@ -486,12 +486,6 @@ class PostsController {
 		if(!CS::get()->components->posts->delete($postID))
 			Rest_fatal_error(500, "Couldn't delete post!");
 
-		//Delete related notifications
-		$notification = new Notification();
-		$notification->set_on_elem_type(Notification::POST);
-		$notification->set_on_elem_id($postID);
-		components()->notifications->delete($notification);
-
 		//Success
 		return array("success" => "The post has been deleted!");
 	}

classes/components/GroupsComponent.php

@@ -684,6 +684,38 @@ class GroupsComponent {
 			array($groupID, $userID));
 	}
 
+	/**
+	 * Delete a group
+	 * 
+	 * @param int $groupID Target group id
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function delete_group(int $groupID) : bool {
+
+		//Delete group image
+		if(!$this->deleteLogo($groupID))
+			return FALSE;
+
+		//Delete all group posts
+		if(!components()->posts->deleteAllGroup($groupID))
+			return FALSE;
+
+		//Delete all group related notifications
+		if(!components()->notifications->deleteAllRelatedWithGroup($groupID))
+		 	return FALSE;
+
+		//Delete all group members
+		if(!db()->deleteEntry(self::GROUPS_MEMBERS_TABLE, "groups_id = ?", array($groupID)))
+			return FALSE;
+
+		//Delete group information
+		if(!db()->deleteEntry(self::GROUPS_LIST_TABLE, "id = ?", array($groupID)))
+			return FALSE;
+		
+		//Success
+		return TRUE;
+	}
+
 	/**
 	 * Turn a database entry into a GroupInfo object
 	 * 

classes/components/notifications.php

@@ -93,7 +93,7 @@ class notificationComponent {
 		//Determine the visibility level of the notification
 		if($notification->get_on_elem_type() == Notification::POST){
 
-			//Fetch post informations
+			//Fetch post information
 			$info_post = components()->posts->get_single($notification->get_on_elem_id());
 
 			//Check for error
@@ -402,6 +402,21 @@ class notificationComponent {
 	}
 
 
+	/**
+	 * Delete all the notifications related with a post
+	 * 
+	 * @param int $postID The ID of the target post
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function deleteAllRelatedWithPost(int $postID) : bool {
+
+		$notification = new Notification();
+		$notification->set_on_elem_type(Notification::POST);
+		$notification->set_on_elem_id($postID);
+		return $this->delete($notification);
+		
+	}
+
 	/**
 	 * Delete all the notifications related with a user
 	 * 
@@ -421,6 +436,26 @@ class notificationComponent {
 
 	}
 
+	/**
+	 * Delete all the notifications related with a group
+	 * 
+	 * @param int $groupID The ID of the target group
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function deleteAllRelatedWithGroup(int $groupID) : bool {
+
+		//Groups membership notifications
+		$notification = new Notification();
+		$notification->set_on_elem_type(Notification::GROUP_MEMBERSHIP);
+		$notification->set_on_elem_id($groupID);
+		if(!$this->delete($notification)) return FALSE;
+
+		$notification->set_on_elem_type(Notification::GROUP_PAGE);
+		if(!$this->delete($notification)) return FALSE;
+		
+		return TRUE;
+	}
+
 	/**
 	 * Convert a notification object into database array
 	 * 

classes/components/posts.php

@@ -327,6 +327,34 @@ class Posts {
 		
 	}
 
+	/**
+	 * Get the entire list of posts of a group, ignoring visibility levels
+	 * 
+	 * @param int $groupID The ID of the target group
+	 * @param bool $load_comments Specify whether the comments should be loaded or not
+	 * @return array The list of posts
+	 */
+	public function getGroupEntirePostsList(int $groupID, bool $load_comments = FALSE) : array {
+
+		//Security
+		if($groupID == 0)
+			return array();
+
+		//Prepare database request
+		$conditions = "WHERE group_id = ?";
+		$dataConds = array($groupID);
+
+		//Perform the request
+		$list = CS::get()->db->select(
+			$this::TABLE_NAME,
+			$conditions,
+			$dataConds
+		);
+
+		//Parse and return posts (do not load comments)
+		return $this->processGetMultiple($list, $load_comments);
+	}
+
 	/**
 	 * Get the entire list of posts that uses a movie
 	 * 
@@ -644,13 +672,17 @@ class Posts {
 	 */
 	public function delete(int $postID) : bool {
 
-		//Get informations about the post
+		//Get information about the post
 		$post_info = $this->get_single($postID);
 
-		//Check if we didn't get informations about the post
+		//Check if we didn't get information about the post
 		if(!$post_info->isValid())
 			return false;
 
+		//Delete all the notifications related to the post
+		if(!components()->notifications->deleteAllRelatedWithPost($postID))
+			return FALSE;
+
 		//Delete the likes associated to the post
 		if(!components()->likes->delete_all($postID, Likes::LIKE_POST))
 			return false;
@@ -765,6 +797,30 @@ class Posts {
 		return TRUE;
 	}
 
+	/**
+	 * Delete all the posts of a group
+	 * 
+	 * @param int $groupID The ID of the target group
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function deleteAllGroup(int $groupID) : bool {
+
+		//Get the list of posts of the group
+		$posts = $this->getGroupEntirePostsList($groupID);
+
+		//Delete the list of posts
+		foreach($posts as $post){
+
+			//Delete the posts
+			if(!$this->delete($post->get_id()))
+				return FALSE;
+
+		}
+
+		//Success
+		return TRUE;
+	}
+
 	/**
 	 * Process processing of multiples posts entries in database
 	 *