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<?php
/**
* Miscellaneous useful functions.
* @package Core
*/
class Misc
{
/**
* Retrieve value from array by key, with default value support.
*
* @param array $array Input array
* @param string $key Key to retrieve from the array
* @param mixed $default Default value to return if the key is not found
* @return mixed An array value if it was found or default value if it is not
* @access public
* @static
*/
public static function arr($array, $key, $default = null)
{
if (isset($array[$key]))
{
return $array[$key];
}
return $default;
}
/**
* Finds full path to a specified file
* It will search in the /application folder first, then in all enabled modules
* and then the /system folder
*
* @param string $subfolder Subfolder to search in e.g. 'classes' or 'views'
* @param string $name Name of the file without extension
* @param string $extension File extension
* @param boolean $return_all If 'true' returns all mathced files as array,
* otherwise returns the first file found
* @return mixed Full path to the file or False if it is not found
* @access public
* @static
*/
public static function find_file($subfolder, $name, $extension = 'php', $return_all = false)
{
$folders = array(APPDIR);
foreach (Config::get('core.modules', array()) as $module)
{
$folders[] = MODDIR.$module.'/';
}
$folders[] = SYSDIR;
$fname = $name.'.'.$extension;
$found_files = array();
foreach ($folders as $folder)
{
$file = $folder.$subfolder.'/'.$fname;
if (file_exists($file))
{
if (!$return_all)
{
return($file);
}
$found_files[] = $file;
}
}
if (!empty($found_files))
{
return $found_files;
}
return false;
}
}
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