dbFields = array(
'token'=>$token, // API Token
'numberOfItems'=>15 // Amount of items to return
);
}
public function getToken()
{
return $this->getValue('token');
}
public function form()
{
global $L;
$html = '
';
$html .= $this->description();
$html .= '
';
$html .= '
';
$html .= '';
$html .= '
'.DOMAIN.'/api/{endpoint}
';
$html .= '
';
$html .= '
';
$html .= '';
$html .= '';
$html .= ''.$L->get('This token is for read only and is regenerated every time you install the plugin').'';
$html .= '
';
$html .= '
';
$html .= '';
$html .= '';
$html .= ''.$L->get('This is the maximum of pages to return when you call to').'';
$html .= '
';
return $html;
}
// API HOOKS
// ----------------------------------------------------------------------------
public function beforeAll()
{
global $url;
global $pages;
global $users;
// CHECK URL
// ------------------------------------------------------------
$URI = $this->webhook('api', $returnsAfterURI=true, $fixed=false);
if ($URI===false) {
return false;
}
// METHOD
// ------------------------------------------------------------
$method = $this->getMethod();
// METHOD INPUTS
// ------------------------------------------------------------
$inputs = $this->getMethodInputs();
if (empty($inputs)) {
$this->response(400, 'Bad Request', array('message'=>'Missing method inputs.'));
}
// ENDPOINT PARAMETERS
// ------------------------------------------------------------
$parameters = $this->getEndpointParameters($URI);
if (empty($parameters)) {
$this->response(400, 'Bad Request', array('message'=>'Missing endpoint parameters.'));
}
// API TOKEN
// ------------------------------------------------------------
// Token from the plugin, the user can change it on the settings of the plugin
$tokenAPI = $this->getValue('token');
// Check empty token
if (empty($inputs['token'])) {
$this->response(400, 'Bad Request', array('message'=>'Missing API token.'));
}
// Check if the token is valid
if ($inputs['token']!==$tokenAPI) {
$this->response(401, 'Unauthorized', array('message'=>'Invalid API token.'));
}
// AUTHENTICATION TOKEN
// ------------------------------------------------------------
$writePermissions = false;
if (!empty($inputs['authentication'])) {
// Get the user with the authentication token, FALSE if doesn't exit
$username = $users->getByAuthToken($inputs['authentication']);
if ($username!==false) {
try {
$user = new User($username);
if (($user->role()=='admin') && ($user->enabled())) {
// Loggin the user to create the session
$login = new Login();
$login->setLogin($username, 'admin');
// Enable write permissions
$writePermissions = true;
}
} catch (Exception $e) {
// Continue without permissions
}
}
}
// ENDPOINTS
// ------------------------------------------------------------
// (GET) /api/pages
if ( ($method==='GET') && ($parameters[0]==='pages') && empty($parameters[1]) ) {
$data = $this->getPages($inputs);
}
// (GET) /api/pages/
elseif ( ($method==='GET') && ($parameters[0]==='pages') && !empty($parameters[1]) ) {
$pageKey = $parameters[1];
$data = $this->getPage($pageKey);
}
// (PUT) /api/pages/
elseif ( ($method==='PUT') && ($parameters[0]==='pages') && !empty($parameters[1]) && $writePermissions ) {
$pageKey = $parameters[1];
$data = $this->editPage($pageKey, $inputs);
}
// (DELETE) /api/pages/
elseif ( ($method==='DELETE') && ($parameters[0]==='pages') && !empty($parameters[1]) && $writePermissions ) {
$pageKey = $parameters[1];
$data = $this->deletePage($pageKey);
}
// (POST) /api/pages
elseif ( ($method==='POST') && ($parameters[0]==='pages') && empty($parameters[1]) && $writePermissions ) {
$data = $this->createPage($inputs);
}
// (POST) /api/images
elseif ( ($method==='POST') && ($parameters[0]==='images') && $writePermissions ) {
$data = $this->uploadImage($inputs);
}
// (GET) /api/tags
elseif ( ($method==='GET') && ($parameters[0]==='tags') && empty($parameters[1]) ) {
$data = $this->getTags();
}
// (GET) /api/tags/
elseif ( ($method==='GET') && ($parameters[0]==='tags') && !empty($parameters[1]) ) {
$tagKey = $parameters[1];
$data = $this->getTag($tagKey);
}
else {
$this->response(401, 'Unauthorized', array('message'=>'Access denied or invalid endpoint.'));
}
$this->response(200, 'OK', $data);
}
// PRIVATE METHODS
// ----------------------------------------------------------------------------
private function getMethod()
{
// METHODS
// ------------------------------------------------------------
// GET
// POST
// PUT
// DELETE
$this->method = $_SERVER['REQUEST_METHOD'];
return $this->method;
}
private function getMethodInputs()
{
switch($this->method) {
case "POST":
$inputs = $_POST;
break;
case "GET":
case "DELETE":
$inputs = $_GET;
break;
case "PUT":
$inputs = '';
break;
default:
$inputs = json_encode(array());
break;
}
// Try to get raw/json data
if (empty($inputs)) {
$inputs = file_get_contents('php://input');
}
return $this->cleanInputs($inputs);
}
// Returns an array with key=>value with the inputs
// If the content is JSON is parsed to array
private function cleanInputs($inputs)
{
$tmp = array();
if (is_array($inputs)) {
foreach ($inputs as $key=>$value) {
$tmp[$key] = Sanitize::html($value);
}
} elseif (is_string($inputs)) {
$tmp = json_decode($inputs, true);
if (json_last_error()!==JSON_ERROR_NONE) {
$tmp = array();
}
}
return $tmp;
}
private function getEndpointParameters($URI)
{
// ENDPOINT Parameters
// ------------------------------------------------------------
// /api/pages | GET | returns all pages
// /api/pages/{key} | GET | returns the page with the {key}
// /api/pages | POST | create a new page
$URI = ltrim($URI, '/');
$parameters = explode('/', $URI);
// Sanitize parameters
foreach ($parameters as $key=>$value) {
$parameters[$key] = Sanitize::html($value);
}
return $parameters;
}
private function response($code=200, $message='OK', $data=array())
{
header('HTTP/1.1 '.$code.' '.$message);
header('Access-Control-Allow-Origin: *');
header('Content-Type: application/json');
$json = json_encode($data);
exit($json);
}
private function getTags()
{
global $tags;
$tmp = array(
'status'=>'0',
'message'=>'List of tags.',
'data'=>array()
);
foreach ($tags->keys() as $key) {
$tag = $tags->getMap($key);
array_push($tmp['data'], $tag);
}
return $tmp;
}
// Returns the tag information and the pages releated to the tag
// The array with the pages has the complete information of each page
private function getTag($key)
{
try {
$tag = new Tag($key);
} catch (Exception $e) {
return array(
'status'=>'1',
'message'=>'Tag not found by the tag key: '.$key
);
}
$list = array();
foreach ($tag->pages() as $pageKey) {
try {
$page = new Page($pageKey);
array_push($list, $page->json($returnsArray=true));
} catch (Exception $e){}
}
$data = $tag->json($returnsArray=true);
$data['pages'] = $list;
return array(
'status'=>'0',
'message'=>'Tag data and pages related to the tag.',
'data'=>$data
);
}
private function getPages($args)
{
global $pages;
// Parameters and the default values
$published = (isset($args['published'])?$args['published']=='true':true);
$static = (isset($args['static'])?$args['static']=='true':false);
$draft = (isset($args['draft'])?$args['draft']=='true':false);
$sticky = (isset($args['sticky'])?$args['sticky']=='true':false);
$scheduled = (isset($args['scheduled'])?$args['scheduled']=='true':false);
$untagged = (isset($args['untagged'])?$args['untagged']=='true':false);
$numberOfItems = $this->getValue('numberOfItems');
$pageNumber = 1;
$list = $pages->getList($pageNumber, $numberOfItems, $published, $static, $sticky, $draft, $scheduled);
$tmp = array(
'status'=>'0',
'message'=>'List of pages, number of items: '.$numberOfItems,
'data'=>array()
);
foreach ($list as $pageKey) {
try {
// Create the page object from the page key
$page = new Page($pageKey);
if ($untagged) {
if (empty($page->tags())) {
// Push the page to the data array for the response
array_push($tmp['data'], $page->json($returnsArray=true));
}
} else{
array_push($tmp['data'], $page->json($returnsArray=true));
}
} catch (Exception $e) {
// Continue
}
}
return $tmp;
}
private function getPage($key)
{
try {
$page = new Page($key);
return array(
'status'=>'0',
'message'=>'Page filtered by key: '.$key,
'data'=>$page->json( $returnsArray=true )
);
} catch (Exception $e) {
return array(
'status'=>'1',
'message'=>'Page not found.'
);
}
}
private function createPage($args)
{
// Unsanitize content because all values are sanitized
if (isset($args['content'])) {
$args['content'] = Sanitize::htmlDecode($args['content']);
}
// This function is defined on functions.php
$key = createPage($args);
if ($key===false) {
return array(
'status'=>'1',
'message'=>'Error trying to create the new page.'
);
}
return array(
'status'=>'0',
'message'=>'Page created.',
'data'=>array('key'=>$key)
);
}
private function editPage($key, $args)
{
// Unsanitize content because all values are sanitized
if (isset($args['content'])) {
$args['content'] = Sanitize::htmlDecode($args['content']);
}
$args['key'] = $key;
$newKey = editPage($args);
if ($newKey===false) {
return array(
'status'=>'1',
'message'=>'Error trying to edit the page.'
);
}
return array(
'status'=>'0',
'message'=>'Page edited.',
'data'=>array('key'=>$newKey)
);
}
private function deletePage($key)
{
if (deletePage($key)) {
return array(
'status'=>'0',
'message'=>'Page deleted.'
);
}
return array(
'status'=>'1',
'message'=>'Error trying to delete the page.'
);
}
private function uploadImage($inputs)
{
global $site;
// Where save the image
if (isset($inputs['uuid']) && IMAGE_RESTRICT) {
$imageDirectory = PATH_UPLOADS_PAGES.$inputs['uuid'].DS;
$thumbnailDirectory = $imageDirectory.'thumbnails'.DS;
$imageEndpoint = DOMAIN_UPLOADS_PAGES.$inputs['uuid'].'/';
$thumbnailEndpoint = $imageEndpoint.'thumbnails'.'/';
} else {
$imageDirectory = PATH_UPLOADS;
$thumbnailDirectory = PATH_UPLOADS_THUMBNAILS;
$imageEndpoint = DOMAIN_UPLOADS;
$thumbnailEndpoint = DOMAIN_UPLOADS_THUMBNAILS;
}
// Check for errors
if ($_FILES['image']['error'] != 0) {
return array(
'status'=>'1',
'message'=>'Maximum load file size allowed: '.ini_get('upload_max_filesize')
);
}
$filename = $_FILES['image']['name'];
$allowedExtensions = array('gif', 'png', 'jpg', 'jpeg', 'svg');
// File extension
$fileExtension = pathinfo($filename, PATHINFO_EXTENSION);
$fileExtension = Text::lowercase($fileExtension);
if (!in_array($fileExtension, $allowedExtensions) ) {
return array(
'status'=>'1',
'message'=>'File type is not supported. Allowed types: '.implode(', ',$allowedExtensions)
);
}
// Filename and move from temporary directory to upload directory
$nextFilename = Filesystem::nextFilename($imageDirectory, $filename);
rename($_FILES['image']['tmp_name'], $imageDirectory.$nextFilename);
chmod($imageDirectory.$nextFilename, 0644);
// Thumbnail
if ($fileExtension == 'svg') {
symlink($imageDirectory.$nextFilename, $thumbnailDirectory.$nextFilename);
} else {
$Image = new Image();
$Image->setImage($imageDirectory.$nextFilename, $site->thumbnailWidth(), $site->thumbnailHeight(), 'crop');
$Image->saveImage($thumbnailDirectory.$nextFilename, $site->thumbnailQuality(), true);
}
return array(
'status'=>'0',
'message'=>'Image uploaded.',
'image'=>$imageEndpoint.$nextFilename,
'thumbnail'=>$thumbnailEndpoint.$nextFilename
);
}
}