/**
* This helper function searches for a snippet either in the Filesystem
* or in the database and returns its content or code-field, respectively.
*
* Prefix the snippet Path with 'file:' for retrieval of a file relative to
* MIDCOM_ROOT; omit it to get the code field of a Snippet.
*
* Any error (files not found) will return null. If you want to trigger an error,
* look for midcom_helper_misc::get_snippet_content.
*
* @param string $path The URL to the snippet.
* @return string The content of the snippet/file.
*/
public static function get_snippet_content_graceful($path)
{
static $cached_snippets = array();
if (array_key_exists($path, $cached_snippets)) {
return $cached_snippets[$path];
}
if (substr($path, 0, 5) == 'file:') {
$filename = MIDCOM_ROOT . substr($path, 5);
if (!file_exists($filename)) {
$cached_snippets[$path] = null;
return null;
}
$data = file_get_contents($filename);
} else {
$snippet = new midgard_snippet();
try {
$snippet->get_by_path($path);
} catch (Exception $e) {
$cached_snippets[$path] = null;
return null;
}
midcom::get('cache')->content->register($snippet->guid);
$data = $snippet->code;
}
$cached_snippets[$path] = $data;
return $data;
}
private function load_locals()
{
$snippetname = "/local-configuration/{$this->component}/configuration";
try {
$snippet = new midgard_snippet();
$snippet->get_by_path($snippetname);
} catch (Exception $e) {
return;
}
$this->locals = $this->unserialize($snippet->code);
if (!is_array($this->locals)) {
// Safety
$this->locals = array();
}
}
/**
* This helper function searches for a snippet either in the Filesystem
* or in the database and returns its content or code-field, respectively.
*
* Prefix the snippet Path with 'file:' for retrieval of a file relative to
* MIDCOM_ROOT; omit it to get the code field of a Snippet.
*
* @param string $path The URL to the snippet.
* @return string The content of the snippet/file.
*/
static function get_contents_graceful($path)
{
if (substr($path, 0, 5) == 'file:') {
$filename = MIDCOM_ROOT . substr($path, 5);
if (!file_exists($filename)) {
return '';
}
$data = file_get_contents($filename);
} else {
try {
$snippet = new midgard_snippet();
$snippet->get_by_path($path);
} catch (Exception $e) {
return '';
}
$data = $snippet->code;
}
return $data;
}
/**
* Internal helper of loading configuration array from a snippet
*
* @param string $snippet_path
* @return array
*/
private function load_snippet($snippet_path)
{
if (is_null($this->midgardmvc)) {
$this->midgardmvc = midgardmvc_core::get_instance();
}
if (!$this->midgardmvc->dispatcher->get_midgard_connection()) {
return array();
}
try {
$snippet = new midgard_snippet();
$snippet->get_by_path($snippet_path);
} catch (Exception $e) {
return array();
}
$configuration = $this->unserialize($snippet->code);
if (!is_array($configuration)) {
return array();
}
return $configuration;
}
private function handle_copy($route_id, &$data)
{
$destination = $this->check_destination($data['dest']);
if (!$this->get_snippetdir($this->object_path)) {
// Possibly copying snippets instead
if (!$this->get_snippet($this->object_path)) {
throw new midgardmvc_exception_notfound("Snippetdir {$this->object_path} not found");
}
$new_snippet = new midgard_snippet();
$new_snippet->up = $destination['snippetdir']->id;
$new_snippet->name = str_replace('.php', '', $destination['name']);
$new_snippet->code = $this->snippet->code;
$new_snippet->create();
return;
}
$new_snippetdir = new midgard_snippetdir();
$new_snippetdir->up = $destination['snippetdir']->id;
$new_snippetdir->name = $destination['name'];
$new_snippetdir->create();
}
/**
* Loads the language database.
*/
private function _load_language_db()
{
$path = $GLOBALS['midcom_config']['i18n_language_db_path'];
if (substr($path, 0, 5) == 'file:') {
$filename = MIDCOM_ROOT . substr($path, 5);
if (!file_exists($filename)) {
$cached_snippets[$path] = null;
return null;
}
$data = file_get_contents($filename);
} else {
$snippet = new midgard_snippet();
try {
$snippet->get_by_path($path);
} catch (Exception $e) {
$cached_snippets[$path] = null;
return null;
}
if (isset(midcom::get('cache')->content)) {
midcom::get('cache')->content->register($snippet->guid);
}
$data = $snippet->code;
}
eval("\$layout = Array(\n{$data}\n);");
$this->_language_db = $layout;
return true;
}
/**
* Get snippet link. A small helper for generating link for the requested schemadb
*
* @param String $schemadb
* @return String Link tag to the loaded object
*/
private function _get_snippet_link($path)
{
if (!is_string($path)) {
return false;
}
$snippet = new midgard_snippet();
try {
$snippet->get_by_path($path);
if ($snippet->guid) {
return "<a href=\"" . midcom_connection::get_url('self') . "__mfa/asgard/object/edit/{$snippet->guid}/\">{$path}</a>";
}
} catch (Exception $e) {
}
return $path;
}