mirror of
https://github.com/pierre42100/ComunicAPI
synced 2024-12-27 05:58:59 +00:00
444 lines
12 KiB
PHP
444 lines
12 KiB
PHP
<?php
|
|
/**
|
|
* Restserver controller
|
|
*
|
|
* Posts controller
|
|
*
|
|
* @author Pierre HUBERT
|
|
*/
|
|
|
|
class postsController {
|
|
|
|
/**
|
|
* Visibility levels for the API
|
|
*/
|
|
const VISIBILITY_LEVELS_API = array(
|
|
Posts::VISIBILITY_PUBLIC => "public",
|
|
Posts::VISIBILITY_FRIENDS => "friends",
|
|
Posts::VISIBILITY_USER => "private"
|
|
);
|
|
|
|
/**
|
|
* Access levels for the POST for the api
|
|
*/
|
|
const ACCESS_LEVEL_API = array(
|
|
Posts::NO_ACCESS => "no-access",
|
|
Posts::BASIC_ACCESS => "basic",
|
|
Posts::INTERMEDIATE_ACCESS => "intermediate",
|
|
Posts::FULL_ACCESS => "full"
|
|
);
|
|
|
|
/**
|
|
* Get user posts
|
|
*
|
|
* @url POST /posts/get_user
|
|
*/
|
|
public function getUserPosts(){
|
|
|
|
//Get user ID
|
|
$userID = getPostUserID("userID");
|
|
|
|
//Check if user is allowed to access informations or not
|
|
if(!CS::get()->components->user->userAllowed(userID, $userID))
|
|
Rest_fatal_error(401, "You are not allowed to access this user posts !");
|
|
|
|
//Check if there is a startpoint for the posts
|
|
if(isset($_POST['startFrom'])){
|
|
$startFrom = toInt($_POST['startFrom']);
|
|
}
|
|
else
|
|
$startFrom = 0; //No start point
|
|
|
|
//Get the post of the user
|
|
$posts = CS::get()->components->posts->getUserPosts(userID, $userID, $startFrom);
|
|
|
|
//Process the list of posts
|
|
foreach($posts as $num => $infos){
|
|
|
|
//Get access level to the post
|
|
$access_level = CS::get()->components->posts->access_level_with_infos($infos, userID);
|
|
|
|
//Save level access in the response
|
|
$posts[$num]["user_access"] = $this::ACCESS_LEVEL_API[$access_level];
|
|
|
|
//Update visibility level
|
|
$posts[$num]['visibility_level'] = $this::VISIBILITY_LEVELS_API[$infos['visibility_level']];
|
|
|
|
}
|
|
|
|
return $posts;
|
|
}
|
|
|
|
/**
|
|
* Create a post
|
|
*
|
|
* @url POST /posts/create
|
|
*/
|
|
public function createPost(){
|
|
|
|
user_login_required(); //Need login
|
|
|
|
//Get the kind of page
|
|
if(!isset($_POST['kind-page']) || !isset($_POST['kind-id']))
|
|
Rest_fatal_error(400, "Please specify the kind of target page and its ID !");
|
|
|
|
//Make the kind of page match with one of those locally stored
|
|
switch($_POST['kind-page']){
|
|
|
|
//In case of user
|
|
case "user":
|
|
|
|
//Get the values
|
|
$kind_page = Posts::PAGE_KIND_USER;
|
|
$kind_page_id = getPostUserID('kind-id');
|
|
|
|
//Check if user is allowed to create post on user page
|
|
if(!CS::get()->components->user->canCreatePosts(userID, $kind_page_id))
|
|
Rest_fatal_error(401, "You are not allowed to create post on this page !");
|
|
|
|
break;
|
|
|
|
//Unsupported kind of page
|
|
default:
|
|
Rest_fatal_error(500, "Unsupported kind of page !");
|
|
}
|
|
|
|
//Get the kind of post
|
|
if(!isset($_POST['kind']))
|
|
Rest_fatal_error(400, "Please specify the kind of post !");
|
|
$kind = $_POST['kind'];
|
|
|
|
//Get the content of the post
|
|
$content = getPostContent("content");
|
|
|
|
//Get the visibility of the post
|
|
$visibility = $this->getPostVisibilityLevel("visibility");
|
|
|
|
//Act differently depending of the post content
|
|
//For text post
|
|
if($kind === Posts::POST_KIND_TEXT){
|
|
|
|
//The post content must be valid
|
|
if(!check_string_before_insert($content))
|
|
Rest_fatal_error(400, "Specified post content invalid !");
|
|
|
|
}
|
|
|
|
//For image posts
|
|
else if($kind === Posts::POST_KIND_IMAGE){
|
|
|
|
//Check if it is a valid file
|
|
if(!check_post_file("image"))
|
|
Rest_fatal_error(400, "An error occured while receiving image !");
|
|
|
|
//Generate target file name
|
|
$target_userdata_folder = prepareFileCreation(userID, "imgpost");
|
|
$target_file_path = $target_userdata_folder.generateNewFileName(path_user_data($target_userdata_folder, true), "png");
|
|
$target_file_sys_path = path_user_data($target_file_path, true);
|
|
|
|
//Try to resize, convert image and put it in its new location
|
|
if(!reduce_image($_FILES['image']["tmp_name"], $target_file_sys_path, 2000, 2000, "image/png")){
|
|
//Returns error
|
|
Rest_fatal_error(500, "Couldn't resize sent image !");
|
|
}
|
|
|
|
//Save image information
|
|
$file_type = "image/png";
|
|
$file_size = filesize($target_file_sys_path);
|
|
$file_path = $target_file_path;
|
|
}
|
|
|
|
//For YouTube posts
|
|
else if($kind === Posts::POST_KIND_YOUTUBE){
|
|
|
|
//Check if Youtube ID was specified
|
|
if(!isset($_POST['youtube_id']))
|
|
Rest_fatal_error(400, "Please specify the Youtube video ID in your request !");
|
|
$youtube_id = $_POST['youtube_id'];
|
|
|
|
//Check the video ID
|
|
if(!check_youtube_id($youtube_id))
|
|
Rest_fatal_error(400, "Specified YouTube video ID is invalid !");
|
|
|
|
//Save video informations
|
|
$file_path = $youtube_id;
|
|
}
|
|
|
|
|
|
//For personnal movies posts
|
|
else if($kind === Posts::POST_KIND_MOVIE){
|
|
|
|
//Get movie ID
|
|
$movieID = getPostMovieID("movieID");
|
|
|
|
//Check if the current user is the owner the movie or not
|
|
if(userID != CS::get()->components->movies->get_owner($movieID))
|
|
Rest_fatal_error(400, "You are not allowed to use this movie in your posts !");
|
|
|
|
//Save movie informations
|
|
$video_id = $movieID;
|
|
}
|
|
|
|
//For weblinks
|
|
else if($kind === Posts::POST_KIND_WEBLINK){
|
|
|
|
//Check if we have a valid url
|
|
if(!check_post_url("url"))
|
|
Rest_fatal_error(400, "Invalid URL specified with request !");
|
|
$url = $_POST['url'];
|
|
|
|
//Get informations about the webpage
|
|
$page_infos = URLAnalyzer::analyze($url, 15);
|
|
|
|
//Save URL informations
|
|
$link_url = $url;
|
|
$link_title = isset($page_infos["title"]) ? $page_infos["title"] : null;
|
|
$link_description = isset($page_infos["description"]) ? $page_infos["description"] : null;
|
|
$link_image = isset($page_infos["image"]) ? $page_infos["image"] : null;
|
|
}
|
|
|
|
//For PDFs
|
|
else if($kind === Posts::POST_KIND_PDF){
|
|
|
|
//Check if it is a valid file
|
|
if(!check_post_file("pdf"))
|
|
Rest_fatal_error(400, "An error occured while receiving pdf !");
|
|
|
|
//Check file type
|
|
if($_FILES['pdf']['type'] != "application/pdf")
|
|
Rest_fatal_error(400, "The file sent is not a PDF !");
|
|
|
|
//Generate target file name
|
|
$target_userdata_folder = prepareFileCreation(userID, "post_pdf");
|
|
$target_file_path = $target_userdata_folder.generateNewFileName(path_user_data($target_userdata_folder, true), "pdf");
|
|
$target_file_sys_path = path_user_data($target_file_path, true);
|
|
|
|
//Try to move the file to its final location
|
|
if(!move_uploaded_file($_FILES["pdf"]["tmp_name"], $target_file_sys_path))
|
|
Rest_fatal_error(500, "Could save the PDF !");
|
|
|
|
//Save pdf information
|
|
$file_type = "application/pdf";
|
|
$file_size = filesize($target_file_sys_path);
|
|
$file_path = $target_file_path;
|
|
}
|
|
|
|
//For countdown timer
|
|
else if($kind === Posts::POST_KIND_COUNTDOWN){
|
|
|
|
//Get end timestamp
|
|
$time_end = getPostTimeStamp("time-end");
|
|
|
|
}
|
|
|
|
//For survey
|
|
else if($kind === Posts::POST_KIND_SURVEY){
|
|
|
|
//Process the question
|
|
if(!isset($_POST['question']))
|
|
Rest_fatal_error(400, "Please specify the question of the survey !");
|
|
$question = $_POST['question'];
|
|
|
|
//Check the length of the question
|
|
if(strlen($question) < 5)
|
|
Rest_fatal_error(400, "Please specify a valid question for the survey !");
|
|
|
|
//Process the answers
|
|
if(!isset($_POST['answers']))
|
|
Rest_fatal_error(400, "Please specify the ansers of the survey !");
|
|
$str_answers = $_POST["answers"];
|
|
|
|
//Process the ansers
|
|
$answers = explode("<>", $str_answers);
|
|
|
|
//Remove empty questions and make other secure to insert
|
|
foreach($answers as $num=>$val){
|
|
if($val == "" || $val == " ")
|
|
unset($answers[$num]);
|
|
else
|
|
$answers[$num] = removeHTMLnodes($val);
|
|
}
|
|
|
|
//Check the minimum number of question is valid
|
|
if(count($answers) < 2)
|
|
Rest_fatal_error(400, "Please specify at least two valid answers for the survey !");
|
|
|
|
//Save informations about the survey
|
|
$survey_question = removeHTMLnodes($question);
|
|
$survey_answers = $answers;
|
|
}
|
|
|
|
//The content type is not supported
|
|
else {
|
|
Rest_fatal_error(500, "This kind of post is not supported !");
|
|
}
|
|
|
|
//Create the post
|
|
$postID = CS::get()->components->posts->create(
|
|
|
|
//Informations about the kind of page
|
|
$kind_page,
|
|
$kind_page_id,
|
|
|
|
//Generic informations about the post
|
|
userID,
|
|
$content,
|
|
$visibility,
|
|
$kind,
|
|
|
|
//Specific informations about the post
|
|
//Posts with files
|
|
isset($file_size) ? $file_size : 0,
|
|
isset($file_type) ? $file_type : null,
|
|
isset($file_path) ? $file_path : null,
|
|
|
|
//For video post
|
|
isset($video_id) ? $video_id : 0,
|
|
|
|
//For countdown post
|
|
isset($time_end) ? $time_end : 0,
|
|
|
|
//For weblink posts
|
|
isset($link_url) ? $link_url : null,
|
|
isset($link_title) ? $link_title : null,
|
|
isset($link_description) ? $link_description : null,
|
|
isset($link_image) ? $link_image : null,
|
|
|
|
//For survey posts
|
|
isset($survey_question) ? $survey_question : null,
|
|
isset($survey_answers) ? $survey_answers : array()
|
|
);
|
|
|
|
//Check for errors
|
|
if($postID < 0)
|
|
Rest_fatal_error(400, "Couldn't create post !");
|
|
|
|
//Success
|
|
return array(
|
|
"success" => "The post has been created !",
|
|
"postID" => $postID
|
|
);
|
|
|
|
}
|
|
|
|
/**
|
|
* Change the visibility level of a post
|
|
*
|
|
* @url POST /posts/set_visibility_level
|
|
*/
|
|
public function set_visibility_level(){
|
|
|
|
user_login_required();
|
|
|
|
//Get the post ID
|
|
$postID = $this->getFullAccessPostID("postID");
|
|
|
|
//Get the visibility level
|
|
$new_visibility = $this->getPostVisibilityLevel("new_level");
|
|
|
|
//Try to update visibility level
|
|
if(!CS::get()->components->posts->update_level($postID, $new_visibility))
|
|
Rest_fatal_error(500, "Couldn't update visibility level !");
|
|
|
|
//Success
|
|
return array("success" => "The visibility level has been updated !");
|
|
}
|
|
|
|
/**
|
|
* Update the content of a post
|
|
*
|
|
* @url POST /posts/update_content
|
|
*/
|
|
public function update_content(){
|
|
|
|
user_login_required();
|
|
|
|
//Get the post ID
|
|
$postID = $this->getFullAccessPostID("postID");
|
|
|
|
//Get the post content
|
|
$new_content = getPostContent("new_content");
|
|
|
|
//Try to update post content
|
|
if(!components()->posts->update_content($postID, $new_content))
|
|
Rest_fatal_error(500, "An error occured while trying to update post content !");
|
|
|
|
//Success
|
|
return array("success" => "The post content has been updated !");
|
|
}
|
|
|
|
/**
|
|
* Delete post
|
|
*
|
|
* @url POST /posts/delete
|
|
*/
|
|
public function delete_post(){
|
|
|
|
user_login_required();
|
|
|
|
//Get the post ID
|
|
$postID = getPostPostID("postID");
|
|
|
|
//Get the user access over the post
|
|
$user_access = CS::get()->components->posts->access_level($postID, userID);
|
|
|
|
//Check if the user is allowed to delete the post or not
|
|
if($user_access != Posts::FULL_ACCESS && $user_access != Posts::INTERMEDIATE_ACCESS)
|
|
Rest_fatal_error(401, "You are not allowed to delete this post !");
|
|
|
|
//Delete the post
|
|
if(!CS::get()->components->posts->delete($postID))
|
|
Rest_fatal_error(500, "Couldn't delete post!");
|
|
|
|
//Success
|
|
return array("success" => "The post has been deleted!");
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the visibility level specified in a POST request
|
|
*
|
|
* @param string $name The name of the POST parameter
|
|
* @return int The visibility level
|
|
*/
|
|
private function getPostVisibilityLevel(string $name) : int {
|
|
|
|
if(!isset($_POST[$name]))
|
|
Rest_fatal_error(400, "Please specify the visibility of the post !");
|
|
$api_visibility = $_POST[$name];
|
|
|
|
//Get the visibility levels of the API
|
|
$post_visibility = array_flip($this::VISIBILITY_LEVELS_API);
|
|
|
|
//Check for the existence of the visibility level
|
|
if(!isset($post_visibility[$api_visibility]))
|
|
Rest_fatal_error(400, "Specified visibility level not recognized !");
|
|
|
|
//Return it
|
|
return $post_visibility[$api_visibility];
|
|
|
|
}
|
|
|
|
/**
|
|
* This function is called to check if the current user has a full access
|
|
* other a post specified by its ID in a post request
|
|
*
|
|
* @param string $name The name of the POST parameter
|
|
* @return int The ID of the POST (an error is thrown if the user can't be
|
|
* authenticated as post owner)
|
|
*/
|
|
private function getFullAccessPostID(string $name) : int {
|
|
|
|
user_login_required();
|
|
|
|
//Get the post ID
|
|
$postID = getPostPostID($name);
|
|
|
|
//Check if the user is allowed to change the visibility level of the post
|
|
if(CS::get()->components->posts->access_level($postID, userID) != Posts::FULL_ACCESS)
|
|
Rest_fatal_error(401, "You do not the full control of this post !");
|
|
|
|
//Return post id
|
|
return $postID;
|
|
}
|
|
} |