Added incognito mode

RestControllers/ConversationsController.php

@@ -480,6 +480,55 @@ class ConversationsController {
 		return array("success" => "The conversation has been deleted");
 	}
 
+	/**
+	 * Update the content of a conversation message
+	 * 
+	 * @url POST /conversations/updateMessage
+	 */
+	public function updateMessage(){
+		user_login_required();
+
+		$messageID = postInt("messageID");
+		$newContent = postString("content");
+
+		if(!check_string_before_insert($newContent))
+			Rest_fatal_error(401, "Invalid new message content!");
+
+		//Check whether the user own or not conversation message
+		if(!components()->conversations->isOwnerMessage(userID, $messageID))
+			Rest_fatal_error(401, "You do not own this conversation message!");
+		
+		//Update the message
+		$message = new ConversationMessage();
+		$message->set_id($messageID);
+		$message->set_message($newContent);
+		if(!components()->conversations->updateMessage($message))
+			Rest_fatal_error(500, "Could not update the content of the message!");
+		
+		return array("success" => "The conversation message has been successfully updated!");
+	}
+
+	/**
+	 * Delete a conversation message
+	 * 
+	 * @url POST /conversations/deleteMessage
+	 */
+	public function deleteMessage(){
+		
+		user_login_required();
+
+		$messageID = postInt("messageID");
+
+		//Check whether the user own or not conversation message
+		if(!components()->conversations->isOwnerMessage(userID, $messageID))
+			Rest_fatal_error(401, "You do not own this conversation message!");
+		
+		if(!components()->conversations->deleteConversationMessage($messageID))
+			Rest_fatal_error(500, "Could not delete conversation message!");
+		
+		return array("success" => "Conversation message has been successfully deleted!");
+	}
+
 	/**
 	 * Get and return safely a conversation ID specified in a $_POST Request
 	 * 

RestControllers/GroupsController.php

@@ -359,6 +359,36 @@ class GroupsController {
 		return $members;
 	}
 
+	/**
+	 * Invite a user to join the network
+	 * 
+	 * @url POST /groups/invite
+	 */
+	public function inviteUser(){
+
+		user_login_required();
+
+		//Get target group ID
+		$groupID = getPostGroupIdWithAccess("group_id", GroupInfo::MODERATOR_ACCESS);
+
+		//Get target user ID
+		$userID = getPostUserID("userID");
+
+		//Get the current status of the user over the group
+		if(components()->groups->getMembershipLevel($userID, $groupID) != GroupMember::VISITOR)
+			Rest_fatal_error(401, "The user is not a visitor for this group!");
+		
+		//Save the invitation of the user
+		if(!components()->groups->sendInvitation($userID, $groupID))
+			Rest_fatal_error(500, "Could not send user invitation!");
+
+		//Create notification
+		create_group_membership_notification($userID, userID, $groupID, Notification::SENT_GROUP_MEMBERSHIP_INVITATION);
+
+		//Success
+		return array("success" => "The user has been successfully invited to join this group!");
+	}
+
 	/**
 	 * Respond to a membership invitation
 	 * 
@@ -642,10 +672,6 @@ class GroupsController {
 
 		//Get the list of groups of the user
 		$list = components()->groups->getListUser(userID);
-
-		//Parse list
-		foreach($list as $num => $info)
-			$list[$num] = self::GroupInfoToAPI($info);
 		
 		return $list;
 
@@ -706,6 +732,29 @@ class GroupsController {
 		return array("success" => "Follow status has been successfully updated!");
 	}
 
+	/**
+	 * Delete a group
+	 * 
+	 * @url POST groups/delete
+	 */
+	public function delete(){
+
+		user_login_required();
+
+		//Check user password
+		if(!check_post_password(userID, "password"))
+			Rest_fatal_error(401, "Password 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!");
 	}

RestControllers/friendsController.php

@@ -38,7 +38,7 @@ class friendsController{
 		}
 
 		//Update the last activity of the user
-		CS::get()->components->user->updateLastActivity(userID);
+		update_last_user_activity_if_allowed();
 
 		//Return list
 		return $api_list;
@@ -113,6 +113,10 @@ class friendsController{
 		//Get target ID
 		$friendID = getPostUserID('friendID');
 
+		//Check if the current user is requesting himself as friend
+		if($friendID == userID)
+			Rest_fatal_error(401, "You can not become a friend to yourself!");
+
 		//Check if the two persons are already friend
 		if(CS::get()->components->friends->are_friend(userID, $friendID))
 			Rest_fatal_error(401, "The two personns are already friend !");

RestControllers/notificationsController.php

@@ -40,11 +40,17 @@ class notificationsController {
 		user_login_required();
 
 		//Get and return the data
-		return array(
+		$data = array(
 			"notifications" => components()->notifications->count_unread(userID),
 			"conversations" => components()->conversations->number_user_unread(userID)
 		);
 
+		//Include friendship requests if required
+		if(isset($_POST["friends_request"]))
+			if(postBool("friends_request"))
+				$data["friends_request"] = components()->friends->count_requests(userID);
+
+		return $data;
 	}
 
 

RestControllers/userController.php

@@ -129,7 +129,7 @@ class userController
 		user_login_required();
 
 		//Update last user activity
-		CS::get()->components->user->updateLastActivity(userID);
+		update_last_user_activity_if_allowed();
 
 		//Return userID
 		return array("userID" => userID);

classes/APIClients.php

@@ -7,6 +7,12 @@
 
 class APIClients {
 	
+	/**
+	 * Tables name
+	 */
+	const SERVICES_TOKENS_TABLE = DBprefix."api_services_tokens";
+	const USERS_TOKENS_TABLE = DBprefix."api_users_tokens";
+
 	/**
 	 * Check request client tokens
 	 *
@@ -21,7 +27,7 @@ class APIClients {
 			return false;
 
 		//Save service ID in a constant
-		define("APIServiceID", $serviceInfos["ID"]);
+		define("APIServiceID", $serviceInfos["id"]);
 
 		//Save service domain in a constant (if any)
 		if($serviceInfos["clientDomain"] != "")
@@ -40,8 +46,8 @@ class APIClients {
 	 */
 	private function validateClientTokens(string $serviceName, string $token) {
 		//Prepare DataBase request
-		$tableName = CS::get()->config->get("dbprefix")."API_ServicesToken";
-		$conditions = "WHERE serviceName = ? AND token = ?";
+		$tableName = self::SERVICES_TOKENS_TABLE;
+		$conditions = "WHERE service_name = ? AND token = ?";
 		$values = array(
 			$serviceName,
 			$token
@@ -58,7 +64,7 @@ class APIClients {
 			//The API is correctly identified
 			//Generate client informations
 			$clientInformations = array(
-				"ID" => $requestResult[0]['ID'],
+				"id" => $requestResult[0]['id'],
 				"clientDomain" => ($requestResult[0]["client_domain"] == "" ? false : $requestResult[0]["client_domain"])
 			);
 
@@ -80,7 +86,7 @@ class APIClients {
 		$entry = self::APIClientsToDb($client);
 
 		//Insert the entry in the database
-		$tableName = CS::get()->config->get("dbprefix")."API_ServicesToken";
+		$tableName = self::SERVICES_TOKENS_TABLE;
 		return CS::get()->db->addLine($tableName, $entry);
 	}
 
@@ -95,7 +101,7 @@ class APIClients {
 		$data = array();
 
 		$data["time_insert"] = $client->get_time_insert();
-		$data["serviceName"] = $client->get_name();
+		$data["service_name"] = $client->get_name();
 		$data["token"] = $client->get_token();
 		if($client->has_client_domain())
 			$data["client_domain"] = $client->get_client_domain();

classes/components/AccountComponent.php

@@ -12,18 +12,6 @@ class AccountComponent {
 	 */
 	const USER_TABLE = "utilisateurs";
 
-	/**
-	 * @var String $userLoginAPItable The name of the table that contains logins performed on the API
-	 */
-	private $userLoginAPItable = "";
-
-	/**
-	 * Public constructor
-	 */
-	public function __construct(){
-		$this->userLoginAPItable = CS::get()->config->get("dbprefix")."API_userLoginToken";
-	}
-
 	/**
 	 * Try to login user with returning a service token
 	 * 
@@ -61,10 +49,10 @@ class AccountComponent {
 		$token2 = random_str(75);
 
 		//Insert token in the database
-		$tableName = $this->userLoginAPItable;
+		$tableName = APIClients::USERS_TOKENS_TABLE;
 		$insertValues = array(
-			"ID_utilisateurs" => $userID,
-			"ID_".CS::get()->config->get("dbprefix")."API_ServicesToken" => $serviceID,
+			"user_id" => $userID,
+			"service_id" => $serviceID,
 			"token1" => $token1,
 			"token2" => $token2
 		);
@@ -84,12 +72,12 @@ class AccountComponent {
 	 */
 	private function getUserLoginTokenByIDs(int $userID, int $serviceID) {
 		//Prepare database request
-		$conditions = "WHERE ID_utilisateurs = ? AND ID_".CS::get()->config->get("dbprefix")."API_ServicesToken = ?";
+		$conditions = "WHERE user_id = ? AND service_id = ?";
 		$values = array(
 			$userID,
 			$serviceID
 		);
-		$tokenInfos = CS::get()->db->select($this->userLoginAPItable, $conditions, $values);
+		$tokenInfos = CS::get()->db->select(APIClients::USERS_TOKENS_TABLE, $conditions, $values);
 		
 		if(count($tokenInfos) == 0)
 			return false; //There is nobody at this address
@@ -111,14 +99,14 @@ class AccountComponent {
 	public function deleteUserLoginToken(int $userID, string $serviceID) : bool {
 
 		//Prepare database request
-		$condition = "ID_utilisateurs = ? AND ID_".CS::get()->config->get("dbprefix")."API_ServicesToken = ?";
+		$condition = "user_id = ? AND service_id = ?";
 		$values = array(
 			$userID,
 			$serviceID
 		);
 
 		//Try to perform request
-		if(!CS::get()->db->deleteEntry($this->userLoginAPItable, $condition, $values))
+		if(!CS::get()->db->deleteEntry(APIClients::USERS_TOKENS_TABLE, $condition, $values))
 			return false; //Something went wrong during the request
 		
 		//Everything is ok
@@ -135,13 +123,13 @@ class AccountComponent {
 	public function deleteAllUserLoginTokens(int $userID) : bool {
 
 		//Prepare database request
-		$condition = "ID_utilisateurs = ?";
+		$condition = "user_id = ?";
 		$values = array(
 			$userID
 		);
 
 		//Try to perform request
-		if(!CS::get()->db->deleteEntry($this->userLoginAPItable, $condition, $values))
+		if(!CS::get()->db->deleteEntry(APIClients::USERS_TOKENS_TABLE, $condition, $values))
 			return false; //Something went wrong during the request
 		
 		//Everything is ok
@@ -162,8 +150,8 @@ class AccountComponent {
 			return 0;
 		
 		//Prepare database request
-		$tablesName = $this->userLoginAPItable;
-		$conditions = "WHERE ".$this->userLoginAPItable.".ID_".CS::get()->config->get("dbprefix")."API_ServicesToken = ? AND ".$this->userLoginAPItable.".token1 = ? AND ".$this->userLoginAPItable.".token2 = ?";
+		$tablesName = APIClients::USERS_TOKENS_TABLE;
+		$conditions = "WHERE ".APIClients::USERS_TOKENS_TABLE.".service_id = ? AND ".APIClients::USERS_TOKENS_TABLE.".token1 = ? AND ".APIClients::USERS_TOKENS_TABLE.".token2 = ?";
 		$conditionsValues = array(
 			$serviceID,
 			$tokens[0],
@@ -178,7 +166,7 @@ class AccountComponent {
 			return 0; //No result
 
 		//Return ID
-		return $userInfos[0]["ID_utilisateurs"];
+		return $userInfos[0]["user_id"];
 	}
 
 	/**

classes/components/Conversations.php

@@ -8,29 +8,11 @@
 class Conversations {
 
 	/**
-	 * @var String $conversationsListTable Name of the conversation list table 
+	 * Tables name definition
 	 */
-	private $conversationsListTable;
-
-	/**
-	 * @var String $conversationsUsersTable Name of the conversation users table 
-	 */
-	private $conversationsUsersTable;
-
-	/**
-	 * @var String $conversationMessagesTabel Name of the conversation messages table
-	 */
-	private $conversationsMessagesTable;
-
-
-	/**
-	 * Public constructor
-	 */
-	public function __construct(){
-		$this->conversationsListTable = CS::get()->config->get("dbprefix")."conversations_list";
-		$this->conversationsUsersTable = CS::get()->config->get("dbprefix")."conversations_users";
-		$this->conversationsMessagesTable = CS::get()->config->get("dbprefix")."conversations_messages";
-	}
+	const LIST_TABLE = DBprefix."conversations_list";
+	const USERS_TABLE = DBprefix."conversations_users";
+	const MESSAGES_TABLE = DBprefix."conversations_messages";
 
 	/**
 	 * Get the conversations list of a specified user
@@ -43,19 +25,19 @@ class Conversations {
 	public function getList(int $userID, int $conversationID = 0){
 
 		//Prepare database request
-		$tablesName = $this->conversationsListTable.", ".$this->conversationsUsersTable;
+		$tablesName = self::LIST_TABLE.", ".self::USERS_TABLE;
 		
 		//Prepare conditions
-		$tableJoinCondition = $this->conversationsListTable.".ID = ".$this->conversationsUsersTable.".ID_".$this->conversationsListTable."";
-		$userCondition = $this->conversationsUsersTable.".ID_utilisateurs = ?";
-		$orderResults = "ORDER BY ".$this->conversationsListTable.".last_active DESC";
+		$tableJoinCondition = self::LIST_TABLE.".id = ".self::USERS_TABLE.".conv_id";
+		$userCondition = self::USERS_TABLE.".user_id = ?";
+		$orderResults = "ORDER BY ".self::LIST_TABLE.".last_active DESC";
 
 		//Specify conditions values
 		$conditionsValues = array($userID);
 
 		//Check if we have to get informations about just one conversation
 		if($conversationID != 0){
-			$specificConditions = "AND ".$this->conversationsListTable.".ID  = ?";
+			$specificConditions = "AND ".self::LIST_TABLE.".id  = ?";
 			$conditionsValues[] = $conversationID;
 		}
 		else
@@ -66,12 +48,12 @@ class Conversations {
 		
 		//Fields list
 		$requiredFields = array(
-			$this->conversationsListTable.".ID",
-			$this->conversationsListTable.".last_active",
-			$this->conversationsListTable.".name",
-			$this->conversationsListTable.".ID_utilisateurs AS ID_owner",
-			$this->conversationsUsersTable.".following",
-			$this->conversationsUsersTable.".saw_last_message",
+			self::LIST_TABLE.".id",
+			self::LIST_TABLE.".last_active",
+			self::LIST_TABLE.".name",
+			self::LIST_TABLE.".user_id AS owner_id",
+			self::USERS_TABLE.".following",
+			self::USERS_TABLE.".saw_last_message",
 		);
 
 		//Perform database request
@@ -101,10 +83,10 @@ class Conversations {
 	public function getConversationMembers(int $conversationID) : array {
 
 		//Perform a request on the database
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "WHERE conv_id = ?";
 		$conditionsValues = array($conversationID*1);
-		$getFields = array("ID_utilisateurs as userID");
+		$getFields = array("user_id");
 
 		//Perform the request
 		$results = CS::get()->db->select($tableName, $conditions, $conditionsValues, $getFields);
@@ -116,7 +98,7 @@ class Conversations {
 		$membersList = array();
 
 		foreach($results as $processUser)
-			$membersList[] = $processUser["userID"];
+			$membersList[] = $processUser["user_id"];
 
 		//Return result
 		return $membersList;
@@ -131,18 +113,18 @@ class Conversations {
 	public function create(ConversationInfo $conv) : int{
 		
 		$mainInformations = array(
-			"ID_utilisateurs" => $conv->get_id_owner(),
+			"user_id" => $conv->get_id_owner(),
 			"name" => ($conv->has_name() ? $conv->get_name() : ""),
 			"last_active" => time(),
 			"creation_time" => time()
 		);
 
 		//First, insert the conversation in the main table
-		if(!CS::get()->db->addLine($this->conversationsListTable, $mainInformations))
+		if(!CS::get()->db->addLine(self::LIST_TABLE, $mainInformations))
 			return 0; //An error occured
 		
 		//Get the last inserted ID
-		$conversationID = CS::get()->db->getLastInsertedID();
+		$conversationID = db()->getLastInsertedID();
 
 		//Check for errors
 		if($conversationID == 0)
@@ -175,8 +157,8 @@ class Conversations {
 	public function userBelongsTo(int $userID, int $conversationID) : bool {
 		
 		//Prepare a request on the database
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ? AND ID_utilisateurs = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "WHERE conv_id = ? AND user_id = ?";
 		$values = array(
 			$conversationID,
 			$userID
@@ -204,8 +186,8 @@ class Conversations {
 	public function changeFollowState(int $userID, int $conversationID, bool $follow) : bool{
 		
 		//Prepare the request on the database
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "ID_".$this->conversationsListTable." = ? AND ID_utilisateurs = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "conv_id = ? AND user_id = ?";
 		$condVals = array(
 			$conversationID,
 			$userID
@@ -233,8 +215,8 @@ class Conversations {
 	 */
 	public function changeName(int $conversationID, string $conversationName) : bool{
 		//Prepare database request
-		$tableName = $this->conversationsListTable;
-		$conditions = "ID = ?";
+		$tableName = self::LIST_TABLE;
+		$conditions = "id = ?";
 		$condVals = array($conversationID);
 
 		//Changes
@@ -295,10 +277,10 @@ class Conversations {
 	private function addMember(int $conversationID, int $userID, bool $follow = false) : bool {
 
 		//Prepare database request
-		$tableName = $this->conversationsUsersTable;
+		$tableName = self::USERS_TABLE;
 		$values = array(
-			"ID_".$this->conversationsListTable => $conversationID,
-			"ID_utilisateurs" => $userID,
+			"conv_id" => $conversationID,
+			"user_id" => $userID,
 			"time_add" => time(),
 			"following" => $follow ? 1 : 0,
 			"saw_last_message" => 1
@@ -317,8 +299,8 @@ class Conversations {
 	 */
 	private function removeMember(int $conversationID, int $userID) : bool {
 		//Prepare database request
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "ID_".$this->conversationsListTable." = ? AND ID_utilisateurs = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "conv_id = ? AND user_id = ?";
 		$values = array(
 			$conversationID,
 			$userID
@@ -337,11 +319,11 @@ class Conversations {
 	 */
 	public function userIsModerator(int $userID, int $conversationID) : bool {
 		//Prepare database request
-		$tableName = $this->conversationsListTable;
-		$conditions = "WHERE ID = ?";
+		$tableName = self::LIST_TABLE;
+		$conditions = "WHERE id = ?";
 		$values = array($conversationID);
 		$requiredFields = array(
-			"ID_utilisateurs"
+			"user_id"
 		);
 
 		//Peform a request on the database
@@ -356,7 +338,22 @@ class Conversations {
 			return false;
 
 		//Check the first result only
-		return $results[0]["ID_utilisateurs"] == $userID;
+		return $results[0]["user_id"] == $userID;
+	}
+
+	/**
+	 * Check whether a user is the owner of a conversation message or not
+	 * 
+	 * @param int $userID Target user ID
+	 * @param int $messageID Target message
+	 * @return bool TRUE if the user is the owner of the conversation / FALSE else
+	 */
+	public function isOwnerMessage(int $userID, int $messageID) : bool {
+		return db()->count(
+			self::MESSAGES_TABLE, 
+			"WHERE id  = ? AND user_id = ?",
+			array($messageID, $userID)
+		) > 0;
 	}
 
 	/**
@@ -369,22 +366,22 @@ class Conversations {
 	public function findPrivate(int $user1, int $user2) : array{
 		
 		//Prepare database request
-		$tableName = $this->conversationsUsersTable." AS table1 JOIN ".
-			$this->conversationsUsersTable." AS table2 JOIN ".
-			$this->conversationsUsersTable." AS table3";
+		$tableName = self::USERS_TABLE." AS table1 JOIN ".
+			self::USERS_TABLE." AS table2 JOIN ".
+			self::USERS_TABLE." AS table3";
 		
 		//Prepare conditions
-		$joinCondition = "(table1.ID_".$this->conversationsListTable." = table2.ID_".$this->conversationsListTable.")".
-			"AND (table1.ID_".$this->conversationsListTable." = table3.ID_".$this->conversationsListTable.")";
-		$whereConditions = "table1.ID_utilisateurs = ? AND table2.ID_utilisateurs = ?";
-		$groupCondition = "table1.ID_".$this->conversationsListTable." having count(*) = 2";
+		$joinCondition = "(table1.conv_id = table2.conv_id)".
+			"AND (table1.conv_id = table3.conv_id)";
+		$whereConditions = "table1.user_id = ? AND table2.user_id = ?";
+		$groupCondition = "table1.conv_id having count(*) = 2";
 
 		//Conditions values
 		$condValues = array($user1, $user2);
 
 		//Required fields
 		$requiredFields = array(
-			"table1.ID_".$this->conversationsListTable." as conversationID",
+			"table1.conv_id as conversationID",
 		);
 
 		//Build conditions
@@ -415,11 +412,11 @@ class Conversations {
 	private function insertMessage(NewConversationMessage $message) : bool {
 
 		//Prepare values
-		$tableName = $this->conversationsMessagesTable;
+		$tableName = self::MESSAGES_TABLE;
 		$values = array(
-			"ID_".$this->conversationsListTable => $message->get_conversationID(),
-			"ID_utilisateurs" => $message->get_userID(),
-			"time_insert" => time(),
+			"conv_id" => $message->get_conversationID(),
+			"user_id" => $message->get_userID(),
+			"time_insert" => $message->get_time_sent(),
 			"message" => $message->has_message() ? $message->get_message() : ""
 		);
 
@@ -445,8 +442,8 @@ class Conversations {
 	private function updateLastActive(int $conversationID, int $time) : bool{
 
 		//Perform a request on the database
-		$tableName = $this->conversationsListTable;
-		$conditions = "ID = ?";
+		$tableName = self::LIST_TABLE;
+		$conditions = "id = ?";
 		$condVals = array($conversationID);
 
 		//Set new values
@@ -472,13 +469,13 @@ class Conversations {
 	private function allUsersAsUnread(int $conversationID, array $exceptions) : bool{
 
 		//Prepare request
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "ID_".$this->conversationsListTable." = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "conv_id = ?";
 		$condVals = array($conversationID);
 
 		//Remove users exceptions
 		foreach($exceptions as $userID){
-			$conditions.= " AND ID_utilisateurs != ?";
+			$conditions.= " AND user_id != ?";
 			$condVals[] = $userID;
 		}
 
@@ -505,8 +502,8 @@ class Conversations {
 	public function markUserAsRead(int $userID, int $conversationID) : bool {
 
 		//Prepare database request
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "ID_".$this->conversationsListTable." = ? AND ID_utilisateurs = ?";
+		$tableName = self::USERS_TABLE;
+		$conditions = "conv_id = ? AND user_id = ?";
 		$condVals = array(
 			$conversationID,
 			$userID
@@ -536,12 +533,15 @@ class Conversations {
 		//GUIDE LINE : this method act like a "controller" : it doesn't perform any database operation
 		//But it manages all operations (insert message; save image; inform other users; ...)
 
+		//Set unique message time
+		$message->set_time_sent(time());
+
 		//First, try to insert the message
 		if(!$this->insertMessage($message))
 			return false; //An error occured
 		
 		//Then, update the last activity of the conversation
-		if(!$this->updateLastActive($message->get_conversationID(), time()))
+		if(!$this->updateLastActive($message->get_conversationID(), $message->get_time_sent()))
 			return false; //An error occured (2)
 		
 		//Then, set all the users of the conversation as unread
@@ -552,6 +552,24 @@ class Conversations {
 		 return true;
 	}
 
+	/**
+	 * Update a message
+	 * 
+	 * @param ConversationMessage $message Information about the message to update
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function updateMessage(ConversationMessage $message) : bool {
+		
+		$modifs = array();
+
+		//Check if the content of message has to be updated
+		if($message->has_message())
+			$modifs["message"] = $message->get_message();
+
+		//Peform update
+		return db()->updateDB(self::MESSAGES_TABLE, "id = ?", $modifs, array($message->get_id()));
+	}
+
 	/**
 	 * Get the last messages of a conversation
 	 *
@@ -562,7 +580,7 @@ class Conversations {
 	public function getLastMessages(int $conversationID, int $numberOfMessages) : array {
 
 		//Define conditions
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ? ORDER BY ID DESC LIMIT ".($numberOfMessages*1);
+		$conditions = "WHERE conv_id = ? ORDER BY id DESC LIMIT ".($numberOfMessages*1);
 		$condVals = array(
 			$conversationID
 		);
@@ -587,7 +605,7 @@ class Conversations {
 	public function getNewMessages(int $conversationID, int $lastMessageID) : array {
 
 		//Define conditions
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ? AND ID > ? ORDER BY ID";
+		$conditions = "WHERE conv_id = ? AND ID > ? ORDER BY id";
 		$condVals = array(
 			$conversationID,
 			$lastMessageID
@@ -611,7 +629,7 @@ class Conversations {
 	public function getOlderMessages(int $conversationID, int $startID, int $limit) : array {
 
 		//Define conditions
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ? AND ID < ? ORDER BY ID DESC LIMIT ".($limit);
+		$conditions = "WHERE conv_id = ? AND ID < ? ORDER BY id DESC LIMIT ".($limit);
 		$condVals = array(
 			$conversationID,
 			$startID + 1
@@ -637,7 +655,7 @@ class Conversations {
 	public function getAllMessages(int $conversationID) : array {
 
 		//Define conditions
-		$conditions = "WHERE ID_".$this->conversationsListTable." = ? ORDER BY ID";
+		$conditions = "WHERE conv_id = ? ORDER BY id";
 		$condVals = array(
 			$conversationID
 		);
@@ -658,9 +676,9 @@ class Conversations {
 	public function exist(int $convID) : bool {
 
 		//Perform a request on the database
-		$tableName = $this->conversationsListTable;
+		$tableName = self::LIST_TABLE;
 
-		return CS::get()->db->count($tableName, "WHERE ID = ?", array($convID)) > 0;
+		return CS::get()->db->count($tableName, "WHERE id = ?", array($convID)) > 0;
 
 	}
 
@@ -698,7 +716,7 @@ class Conversations {
 	public function delete_conversation(int $convID) : bool {
 
 		//Get all the messages of the conversation
-		$messages = $this->getMessages("WHERE ID_".$this->conversationsListTable." = ?", array($convID));
+		$messages = $this->getMessages("WHERE conv_id = ?", array($convID));
 
 		//Delete each message
 		foreach($messages as $message){
@@ -733,7 +751,7 @@ class Conversations {
 
 		//Get all the messages of member the conversation
 		$messages = $this->getMessages(
-			"WHERE ID_".$this->conversationsListTable." = ? AND ID_utilisateurs = ?", 
+			"WHERE conv_id = ? AND user_id = ?", 
 			array($convID, $memberID));
 
 		//Delete each message
@@ -750,6 +768,22 @@ class Conversations {
 		return true;
 	}
 
+	/**
+	 * Delete a single conversation message
+	 * 
+	 * @param int $messageID The ID of the message to delete
+	 * @return bool TRUE for a success / FALSE else
+	 */
+	public function deleteConversationMessage(int $messageID) : bool {
+
+		//Get information about the message
+		$messages = $this->getMessages("WHERE id = ?", array($messageID));
+
+		if(count($messages) < 1)
+			return FALSE; //Message not found
+
+		return $this->delete_message($messages[0]);
+	}
 
 	/**
 	 * Delete a single message of a conversation
@@ -774,7 +808,7 @@ class Conversations {
 		//Delete message from the database
 		$conditions = "ID = ?";
 		$condValues = array($message->get_id());
-		return CS::get()->db->deleteEntry($this->conversationsMessagesTable, $conditions, $condValues);
+		return CS::get()->db->deleteEntry(self::MESSAGES_TABLE, $conditions, $condValues);
 
 	}
 
@@ -787,13 +821,13 @@ class Conversations {
 	private function delete_all_members(int $convID) : bool {
 
 		//Prepare request on the database
-		$conditions = "ID_".$this->conversationsListTable." = ?";
+		$conditions = "conv_id = ?";
 		$values = array(
 			$convID
 		);
 
 		//Try to perform request
-		return CS::get()->db->deleteEntry($this->conversationsUsersTable, $conditions, $values);
+		return CS::get()->db->deleteEntry(self::USERS_TABLE, $conditions, $values);
 
 	}
 
@@ -804,7 +838,7 @@ class Conversations {
 	 * @return bool True in case of success / false else
 	 */
 	private function delete_conversation_entry(int $convID) : bool {
-		return CS::get()->db->deleteEntry($this->conversationsListTable, "ID = ?", array($convID));
+		return CS::get()->db->deleteEntry(self::LIST_TABLE, "id = ?", array($convID));
 	}
 
 	/**
@@ -816,8 +850,8 @@ class Conversations {
 	public function number_user_unread(int $userID) : int {
 
 		//Prepare database request
-		$tableName = $this->conversationsUsersTable;
-		$conditions = "WHERE ID_utilisateurs = ? AND saw_last_message = 0 AND following = 1";
+		$tableName = self::USERS_TABLE;
+		$conditions = "WHERE user_id = ? AND saw_last_message = 0 AND following = 1";
 		$values = array($userID);
 
 		//Perform request and return result
@@ -834,9 +868,9 @@ class Conversations {
 	public function get_list_unread(int $userID) : array {
 
 		//Perform the request on the server
-		$tablesName = $this->conversationsUsersTable." as users, ".$this->conversationsListTable." as list, ".$this->conversationsMessagesTable." as messages";
-		$conditions = "WHERE users.ID_utilisateurs = ? AND users.following = 1 AND users.saw_last_message = 0 AND users.ID_comunic_conversations_list = list.ID
-		AND list.ID = messages.ID_comunic_conversations_list AND list.last_active = messages.time_insert";
+		$tablesName = self::USERS_TABLE." as users, ".self::LIST_TABLE." as list, ".self::MESSAGES_TABLE." as messages";
+		$conditions = "WHERE users.user_id = ? AND users.following = 1 AND users.saw_last_message = 0 AND users.conv_id = list.id
+		AND list.id = messages.conv_id AND list.last_active = messages.time_insert";
 		$values = array($userID);
 
 		//Perform the request
@@ -864,7 +898,7 @@ class Conversations {
 	public function getAllUserMessages(int $userID) : array {
 
 		//Define conditions
-		$conditions = "WHERE ID_utilisateurs = ? ";
+		$conditions = "WHERE user_id = ? ";
 		$condVals = array(
 			$userID
 		);
@@ -929,12 +963,12 @@ class Conversations {
 	private function getMessages(string $conditions, array $conditionsValues = array()) : array{
 
 		//Prepare database request
-		$tableName = $this->conversationsMessagesTable;
+		$tableName = self::MESSAGES_TABLE;
 
 		//Define required fields
 		$requiredFields = array(
-			"ID",
-			"ID_utilisateurs AS ID_user",
+			"id",
+			"user_id",
 			"image_path",
 			"message",
 			"time_insert"
@@ -961,14 +995,14 @@ class Conversations {
 
 		$conv = new ConversationInfo();
 
-		$conv->set_id($entry["ID"]);
-		$conv->set_id_owner($entry["ID_owner"]);
+		$conv->set_id($entry["id"]);
+		$conv->set_id_owner($entry["owner_id"]);
 		$conv->set_last_active($entry["last_active"]);
 		if($entry["name"] != null)
 			$conv->set_name($entry["name"]);
 		$conv->set_following($entry["following"] == 1);
 		$conv->set_saw_last_message($entry["saw_last_message"] == 1);
-		$conv->set_members($this->getConversationMembers($entry["ID"]));
+		$conv->set_members($this->getConversationMembers($entry["id"]));
 
 		return $conv;
 
@@ -984,8 +1018,8 @@ class Conversations {
 
 		$message = new ConversationMessage();
 
-		$message->set_id($entry["ID"]);
-		$message->set_userID($entry["ID_user"]);
+		$message->set_id($entry["id"]);
+		$message->set_userID($entry["user_id"]);
 		$message->set_time_sent($entry["time_insert"]);
 		if($entry["image_path"] != null)
 			$message->set_image_path($entry["image_path"]);
@@ -1006,11 +1040,11 @@ class Conversations {
 		
 		$conversation = new UnreadConversation();
 
-		$conversation->set_id($entry["ID_comunic_conversations_list"]);
+		$conversation->set_id($entry["conv_id"]);
 		if($entry["name"] != null)
 			$conversation->set_conv_name($entry["name"]);
 		$conversation->set_last_active($entry["last_active"]);
-		$conversation->set_userID($entry["ID_utilisateurs"]);
+		$conversation->set_userID($entry["user_id"]);
 		if($entry["message"] != null)
 			$conversation->set_message($entry["message"]);
 

classes/components/GroupsComponent.php

@@ -71,7 +71,7 @@ class GroupsComponent {
 	 * Get the list of groups of a user
 	 * 
 	 * @param int $userID The ID of the target user
-	 * @return array The list of groups of the user
+	 * @return array The list of groups of the user (the IDs of the groups)
 	 */
 	public function getListUser(int $userID) : array {
 
@@ -86,7 +86,7 @@ class GroupsComponent {
 		//Parse results
 		$info = array();
 		foreach($groups as $group)
-			$info[] = $this->get_info($group["groups_id"]);
+			$info[] = $group["groups_id"];
 		
 		return $info;
 	}
@@ -354,6 +354,22 @@ class GroupsComponent {
 		);
 	}
 
+	/**
+	 * Invite a user to join a group
+	 * 
+	 * @param int $userID The ID of the target user
+	 * @param int $groupID The ID of the target group
+	 * @param bool TRUE for a success / FALSE else
+	 */
+	public function sendInvitation(int $userID, int $groupID) : bool {
+		$member = new GroupMember();
+		$member->set_userID($userID);
+		$member->set_group_id($groupID);
+		$member->set_time_sent(time());
+		$member->set_level(GroupMember::INVITED);
+		return $this->insertMember($member);
+	}
+
 	/**
 	 * Check whether a user received an invitation or not
 	 * 
@@ -684,6 +700,38 @@ 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/friends.php

@@ -409,6 +409,19 @@ class friends {
 
 	}
 
+	/**
+	 * Count the number of friendship requests a user has received
+	 * 
+	 * @param int $userID Target user ID
+	 * @return int The number of friendship request the user received
+	 */
+	public function count_requests(int $userID) : int {
+		return db()->count(
+			$this->friendsTable, 
+			"WHERE ID_personne = ? AND actif = 0", 
+			array($userID));
+	}
+
 	/**
 	 * Parse friend informations from the database
 	 * 

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
 	 * 

db_struct.sql

@@ -81,60 +81,60 @@ CREATE TABLE `comunic_api_limit_count` (
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 
-DROP TABLE IF EXISTS `comunic_API_ServicesToken`;
-CREATE TABLE `comunic_API_ServicesToken` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
+DROP TABLE IF EXISTS `comunic_api_services_tokens`;
+CREATE TABLE `comunic_api_services_tokens` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
   `time_insert` int(11) DEFAULT NULL,
-  `serviceName` varchar(255) NOT NULL,
+  `service_name` varchar(255) NOT NULL,
   `token` varchar(255) NOT NULL,
   `client_domain` varchar(45) DEFAULT NULL,
-  PRIMARY KEY (`ID`)
+  PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 
-DROP TABLE IF EXISTS `comunic_API_userLoginToken`;
-CREATE TABLE `comunic_API_userLoginToken` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `ID_utilisateurs` int(11) NOT NULL,
-  `ID_comunic_API_ServicesToken` int(11) NOT NULL,
+DROP TABLE IF EXISTS `comunic_api_users_tokens`;
+CREATE TABLE `comunic_api_users_tokens` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `user_id` int(11) NOT NULL,
+  `service_id` int(11) NOT NULL,
   `token1` varchar(255) NOT NULL,
   `token2` varchar(255) NOT NULL,
-  PRIMARY KEY (`ID`)
+  PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 
 DROP TABLE IF EXISTS `comunic_conversations_list`;
 CREATE TABLE `comunic_conversations_list` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `ID_utilisateurs` int(11) DEFAULT NULL,
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `user_id` int(11) DEFAULT NULL,
   `name` varchar(50) DEFAULT NULL,
   `last_active` int(11) DEFAULT NULL,
   `creation_time` int(11) DEFAULT NULL,
-  PRIMARY KEY (`ID`)
+  PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 
 DROP TABLE IF EXISTS `comunic_conversations_messages`;
 CREATE TABLE `comunic_conversations_messages` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `ID_comunic_conversations_list` int(11) DEFAULT NULL,
-  `ID_utilisateurs` int(11) DEFAULT NULL,
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `conv_id` int(11) DEFAULT NULL,
+  `user_id` int(11) DEFAULT NULL,
   `time_insert` int(11) DEFAULT NULL,
   `message` varchar(200) DEFAULT NULL,
   `image_path` varchar(100) DEFAULT NULL,
-  PRIMARY KEY (`ID`)
+  PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 
 DROP TABLE IF EXISTS `comunic_conversations_users`;
 CREATE TABLE `comunic_conversations_users` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `ID_comunic_conversations_list` int(11) DEFAULT NULL,
-  `ID_utilisateurs` int(11) DEFAULT NULL,
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `conv_id` int(11) DEFAULT NULL,
+  `user_id` int(11) DEFAULT NULL,
   `time_add` int(11) DEFAULT NULL,
   `following` int(1) DEFAULT '0',
   `saw_last_message` int(1) DEFAULT NULL,
-  PRIMARY KEY (`ID`)
+  PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
 
 DROP TABLE IF EXISTS `comunic_groups`;
@@ -171,7 +171,7 @@ CREATE TABLE `comunic_mails_queue` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `priority` int(11) DEFAULT NULL,
   `time_insert` int(11) DEFAULT NULL,
-  `userID` int(11) DEFAULT NULL,
+  `user_id` int(11) DEFAULT NULL,
   `template` varchar(45) DEFAULT NULL,
   `data` text DEFAULT NULL,
   PRIMARY KEY (`id`)

functions/user.php

@@ -58,4 +58,21 @@ function check_post_password(int $userID, string $name) : bool {
     
     //Else the password seems to be valid
     return TRUE;
+}
+
+/**
+ * Update last user activity if the user allows it
+ * 
+ * This function do not do anything if the incognito mode
+ * has been enabled by the user
+ */
+function update_last_user_activity_if_allowed() {
+
+    //Check if incognito mode is enabled
+    if(isset($_POST["incognito"]))
+        return;
+    
+    //Update last activity time of the user
+    CS::get()->components->user->updateLastActivity(userID);
+
 }