ComunicAPI/RestControllers/conversationsController.php

420 lines
13 KiB
PHP

<?php
/**
* Conversations controller
*
* @author Pierre HUBERT
*/
class conversationsController{
/**
* Get the conversations list
*
* @url POST /conversations/getList
*/
public function getList(){
user_login_required();
//Try to get the list
$conversationsList = CS::get()->components->conversations->getList(userID);
//Check for errors
if($conversationsList === false)
Rest_fatal_error(500, "Couldn't get conversations list !");
//Return results
return $conversationsList;
}
/**
* Get informationsd about one conversation
*
* @url POST /conversations/getInfosOne
*/
public function getOneInformations(){
user_login_required();
//Get conversation ID
$conversationID = getPostConversationID("conversationID");
//Try to get informations about the conversation
$conversationsList = CS::get()->components->conversations->getList(userID, $conversationID);
//Check for errors
if($conversationsList === false)
Rest_fatal_error(500, "An internal error occured");
//Check if a conversation was found
if(count($conversationsList) < 1)
Rest_fatal_error(401, "Users doesn't belong to the specified conversation,".
" or the conversation doesn't exists !");
//Return conversation informations
return $conversationsList[0];
}
/**
* Create a new conversation
*
* @url POST /conversations/create
*/
public function create(){
user_login_required();
//Check for parametres
if(!check_post_parametres(array("name", "follow", "users")))
Rest_fatal_error(400, "Please check parametres passed with the request !");
//Extract parametres
$conversationName = ($_POST["name"] == "false" ? false : $_POST['name']);
$followConversation = ($_POST['follow'] == "true" ? true : false);
$usersList = numbers_list_to_array($_POST['users']);
//Add current user (if not present)
if(!isset($usersList[userID]))
$usersList[userID] = userID;
//Check users
if(count($usersList) < 1)
Rest_fatal_error(501, "Please select at least one user !");
//Try to create the conversation
$conversationID = CS::get()->components->conversations->create(userID, $followConversation, $usersList, $conversationName);
//Check for errors
if($conversationID == 0)
Rest_fatal_error(500, "Couldn't create the conversation !");
//Success
return array(
"conversationID" => $conversationID,
"success" => "The conversation was successfully created !"
);
}
/**
* Update a conversation settings
*
* @url POST /conversations/updateSettings
*/
public function updateSettings(){
user_login_required();
//Check conversation ID was specified
if(!isset($_POST["conversationID"]))
Rest_fatal_error(400, "Please specify a conversation ID !");
$conversationID = toInt($_POST["conversationID"]);
//Check if the user belongs to the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error("401", "Specified user doesn't belongs to the conversation !");
//Check if user want to update its follow state
if(isset($_POST['following'])){
$follow = $_POST["following"] === "true" ? true : false;
//Try to update follow state
if(!CS::get()->components->conversations->changeFollowState(userID, $conversationID, $follow))
Rest_fatal_error(500, "Couldn't update user follow state !");
}
//Check if user asked to change moderation settings
if(isset($_POST['members']) OR isset($_POST['name'])){
//Check if user is allowed to change such settings
if(!CS::get()->components->conversations->userIsModerator(userID, $conversationID))
Rest_fatal_error(401, "The user isn't a moderator, he can't updates such settings !");
//Update conversation name (if required)
if(isset($_POST["name"])){
$conversationName = $_POST['name'] == "false" ? "" : $_POST['name'];
//Update conversation name
if(!CS::get()->components->conversations->changeName($conversationID, $conversationName))
Rest_fatal_error(500, "Couldn't update conversation name !");
}
//Update conversation users (if required)
if(isset($_POST["members"])){
//Get user list
$conversationMembers = numbers_list_to_array($_POST['members']);
//Make sure current user is in the list
$conversationMembers[userID] = userID;
//Try to update conversation members
if(!CS::get()->components->conversations->updateMembers($conversationID, $conversationMembers))
Rest_fatal_error(500, "Couldn't update conversation members list !");
}
}
//Success
return array("success" => "Conversation informations were successfully updated !");
}
/**
* Find (create ?) and return private conversation ID
*
* @url POST /conversations/getPrivate
*/
public function findPrivate(){
user_login_required();
//Extract parametres
$otherUser = getPostUserID('otherUser');
//Check if we are allowed to create a conversation or not
if(isset($_POST["allowCreate"]))
$allowCreate = $_POST["allowCreate"] == "true" ? true : false;
else
$allowCreate = false;
//Search the database
$results = CS::get()->components->conversations->findPrivate(userID, $otherUser);
//Count results number
if(count($results) === 0) {
//We check if we are not allowed to create a conversation
if(!$allowCreate)
Rest_fatal_error(404, "Not any private conversation were found. The server wasn't allowed to create a new one...");
//Now we can try to create the conversation
$ID_owner = userID;
$follow = false; //Not following by default
$conversationMembers = array(userID, $otherUser);
//Try to create the conversation
$conversationID = CS::get()->components->conversations->create($ID_owner, $follow, $conversationMembers);
//Check for errors
if($conversationID == 0)
Rest_fatal_error(500, "Couldn't create the conversation !");
//Save result
$results = array($conversationID);
}
//Success
return array("conversationsID" => $results);
}
/**
* Send a new message
*
* @url POST /conversations/sendMessage
*/
public function sendMessage(){
user_login_required();
//First, check a conversation ID was specified
if(!isset($_POST["conversationID"]))
Rest_fatal_errror(400, "Please specify a conversation ID !");
//Extract conversation ID
$conversationID = toInt($_POST["conversationID"]);
//Check if the user belongs to the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error(401, "Specified user doesn't belongs to the conversation !");
//Check if informations were specified about the new message or not
if(!isset($_POST['message']) AND !isset($_POST['image']))
Rest_fatal_error(401, "Nothing to be sent with the new message !");
//Else extract informations
$message = (isset($_POST['message']) ? $_POST['message'] : "");
$image = (isset($_POST['image']) ? $_POST['image'] : false);
//Check message validity
if(!check_string_before_insert($message) && !$image)
Rest_fatal_error(401, "Invalid message sending request !");
//Check for images
if($image){
//Get image informations
$arrayImage = explode(";", $image);
if(count($arrayImage) != 2)
Rest_fatal_error(400, "Invalid image informations !");
$image = str_replace("base64,", "", $arrayImage[1]);
//Try to base64_decode image
$decoded_image = base64_decode($image, true);
//Check for errors
if(!$decoded_image)
Rest_fatal_error(500, "Couldn't extract image !");
//Get target folder
$targetFolder = prepareFileCreation(userID, "conversations");
//Generate target file name
$targetFileName = $targetFolder.generateNewFileName(path_user_data($targetFolder, true), "png");
$relativeFileName = path_user_data($targetFileName, true);
//Try to resize image
if(!reduce_image("string", $relativeFileName, 1200, 1200, "image/png", $decoded_image)){
//Returns error
Rest_fatal_error(500, "Couldn't resize image !");
}
//Save image URI
$image = $targetFileName;
}
//Insert the new message
if(!CS::get()->components->conversations->sendMessage(userID, $conversationID, $message, $image))
Rest_fatal_error(500, "Couldn't send the message !");
//Success
return array("success" => "Conversation message with successfully added !");
}
/**
* Refresh conversations
*
* @url POST /conversations/refresh
*/
public function refreshConversations(){
user_login_required();
//Prepare return
$conversationsMessages = array();
//Check if we have to give the latest messages of some conversations
if(isset($_POST['newConversations'])){
//Get conversations ID
$newConversations = numbers_list_to_array($_POST['newConversations']);
foreach($newConversations as $conversationID){
//First, check the user belongs to the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error(401, "Specified user doesn't belongs to the conversation number ".$conversationID." !");
//Then we can get the ten last messages of the conversation system
$conversationsMessages["conversation-".$conversationID] = CS::get()->components->conversations->getLastMessages($conversationID, 10);
//Specify that user has seen last messages
CS::get()->components->conversations->markUserAsRead(userID, $conversationID);
}
}
//Check if we have to refresh some conversations
if(isset($_POST['toRefresh'])){
//Try to decode informations about the conversations
$toRefresh = json_decode($_POST['toRefresh'], true);
if($toRefresh === false)
Rest_fatal_error(400, "Couldn't get refresh conversations informations !");
//Process each conversation
foreach($toRefresh as $conversationID=>$informations){
//Get conversation ID
$conversationID = toInt(str_replace("conversation-", "", $conversationID));
//Check if the conversation is not a new conversation too
if(isset($conversationsMessages["conversation-".$conversationID]))
Rest_fatal_error(401, "Conversation marked as new can't be refreshed !");
//Check if conversation number is valid
if($conversationID < 1)
Rest_fatal_error(401, "An error occured while trying to extract given conversation ID to refresh: ".$conversationID);
//Check if informations where given about the limit of the informations to get
if(!isset($informations["last_message_id"]))
Rest_fatal_error(401, "Conversation ".$conversationID." couldn't be refreshed: not enough informations !");
$last_message_id = toInt($informations["last_message_id"]);
//Check if the user belongs to the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error(401, "Specified user doesn't belongs to the conversation number ".$conversationID." !");
//Then we can get informations about the conversation
$conversationsMessages["conversation-".$conversationID] = CS::get()->components->conversations->getNewMessages($conversationID, $last_message_id);
//Specify that user has seen last messages
CS::get()->components->conversations->markUserAsRead(userID, $conversationID);
}
}
//Return result
return $conversationsMessages;
}
/**
* Refresh the messages of a specific conversation
*
* @url POST /conversations/refresh_single
*/
public function refresh_single(){
user_login_required();
//Get the ID of the conversation to refresh
$conversationID = getPostConversationID("conversationID");
//Get the last message ID downloaded by the client
if(!isset($_POST['last_message_id']))
Rest_fatal_error(400, "Please specify the ID of the last message you've got!");
$conversationID = toInt($_POST['conversationID']);
$last_message_id = toInt($_POST['last_message_id']);
//Check if the current user can access the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error(401, "Specified user doesn't belongs to the conversation number ".$conversationID." !");
//Check if user has already some of the messages of the conversations, or
//If we have to return the list of the last ten messages
if($last_message_id == 0){
$messages =
CS::get()->components->conversations->getLastMessages($conversationID, 10);
}
else {
$messages =
CS::get()->components->conversations->getNewMessages($conversationID, $last_message_id);
}
//Return the messges
return $messages;
}
/**
* Delete a conversation
*
* @url POST /conversations/delete
*/
public function delete(){
user_login_required();
//Get conversation ID
$conversationID = getPostConversationID("conversationID");
//Check if the user belongs to the conversation
if(!CS::get()->components->conversations->userBelongsTo(userID, $conversationID))
Rest_fatal_error(401, "Specified user doesn't belongs to the conversation number ".$conversationID." !");
//Check if user is the owner of the conversation or not
$owner = CS::get()->components->conversations->userIsModerator(userID, $conversationID);
if($owner){
//Delete the conversation
if(!CS::get()->components->conversations->delete_conversation($conversationID))
Rest_fatal_error(500, "Couldn't delete the conversation from the server !");
}
else {
//Delete the membership to the conversation
if(!CS::get()->components->conversations->delete_member($conversationID, userID))
Rest_fatal_error(500, "Couldn't delete conversation membership !");
}
//The operation is a success
return array("success" => "The conversation has been deleted");
}
}