protected function clean_image_id($value)
{
if (!ImageBrowser::check_file($value)) {
throw new SValidationError(__('Select an image'));
}
return $value;
}
/**
* all_json action : return the list of all images useable to generate achievements in the pix folder
* @access public
* @return void
*/
public function all_json()
{
$this->layout = '';
$all = array();
foreach (ImageBrowser::all() as $image) {
$all[] = array('image_id' => $image->filename, 'title' => $image->title, 'url' => $this->url_for($image->path));
}
$this->render_json(array('message' => 'ok', 'count' => count($all), 'elements' => $all));
}
/**
* Return the image from the image_id
* @access public
* @return Image
*/
public function read_image()
{
if (empty($this->_image)) {
$this->_image = ImageBrowser::get($this->image_id);
}
return $this->_image;
}
{
$path = $this->normalize($path);
$this->ensureAccess($path);
$name = basename($file['name']);
$target = $path . $name;
move_uploaded_file($file['tmp_name'], $target);
header('Content-Type: application/json');
$result = new ImageBrowserEntry();
$result->size = filesize($target);
$result->name = $name;
echo json_encode($result);
}
}
// serve response
parse_str($_SERVER['QUERY_STRING'], $parameters);
$imageBrowser = new ImageBrowser();
$action = $parameters['action'];
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$path = $imageBrowser->basePath() . (isset($_POST['path']) ? $_POST['path'] : '');
$name = isset($_POST['name']) ? $_POST['name'] : '';
if ($action == 'read') {
$imageBrowser->getList($path);
} elseif ($action == 'create') {
$imageBrowser->create($path, $name);
} elseif ($action == 'destroy') {
$imageBrowser->destroy($path, $name);
} elseif ($action == 'upload') {
if (isset($_FILES['file'])) {
$imageBrowser->saveFile($_FILES['file'], $path);
}
}
$changebrowsetab = param_integer('imgbrowserconf_artefactid_changeowner', 0);
// Folder value is 0 when returning to Home folder
$changefolder = param_exists('imgbrowserconf_artefactid_changefolder') ? true : false;
$uploadimg = param_integer('imgbrowserconf_artefactid_upload', 0);
$formsubmit = param_exists('action_submitimage') ? true : false;
$formcancel = param_exists('cancel_action_submitimage') ? true : false;
if ($forumpostid && !$groupid) {
$sql = "SELECT g.id\n FROM {group} g\n INNER JOIN {interaction_instance} ii ON ii.group = g.id\n INNER JOIN {interaction_forum_topic} ift ON ift.forum = ii.id\n INNER JOIN {interaction_forum_post} ifp ON ifp.topic = ift.id\n WHERE ifp.id = ?\n AND ifp.deleted = 0";
$groupid = get_field_sql($sql, array($forumpostid));
}
if ($blogid) {
safe_require('artefact', 'blog');
$blogobj = new ArtefactTypeBlog($blogid);
$institution = $blogobj->get('institution');
}
// Create new image browser
if ($change) {
$ib = new ImageBrowser(array('view' => $viewid, 'post' => $forumpostid, 'group' => $groupid, 'institution' => $institution));
try {
$returndata = $ib->render_image_browser();
json_reply(false, array('data' => $returndata));
} catch (Exception $e) {
json_reply(true, $e->getMessage());
}
}
// If an image browser was already created and updated somehow, rebuild or submit the form now
// TODO why are other values true when submitting form?
if ($changebrowsetab || $changefolder || $uploadimg || $formsubmit || $formcancel) {
$ib = new ImageBrowser(array('view' => $viewid, 'post' => $forumpostid, 'group' => $groupid, 'institution' => $institution));
$ib->render_image_browser();
}
/**
* Check file exists, has a valid extension and is readable
* @param string $filename the image filename
* @access public
* @return string
*/
public static function check_file($filename)
{
$path = ImageBrowser::build_path($filename);
$info = pathinfo($path);
return file_exists($path) && ImageBrowser::is_valid_extension($info['extension']) && is_readable($path) && !is_dir($path . '/');
}
