/**
* Preload component files to override
*
* We read original source file and if are enabled to extend default classes we need to change defined vars because they dont exists at this step.
*
* @param string $option
* @param JRegistry $params
*/
public static function preload($option, $params)
{
if (count(JoomlaOverrideHelperCodepool::addCodePath()) == 0) {
return;
}
//get files that can be overrided
$componentOverrideFiles = self::loadComponentFiles($option);
self::registerPaths($option);
//loading override files
if (!empty($componentOverrideFiles)) {
//constants to replace JPATH_COMPONENT, JPATH_COMPONENT_SITE and JPATH_COMPONENT_ADMINISTRATOR
define('JPATH_SOURCE_COMPONENT', JPATH_BASE . '/components/' . $option);
define('JPATH_SOURCE_COMPONENT_SITE', JPATH_SITE . '/components/' . $option);
define('JPATH_SOURCE_COMPONENT_ADMINISTRATOR', JPATH_ADMINISTRATOR . '/components/' . $option);
foreach ($componentOverrideFiles as $componentFile) {
if ($filePath = JPath::find(JoomlaOverrideHelperCodepool::addCodePath(), $componentFile)) {
//include the original code and replace class name add a Default on
if ($params->get('extendDefault', 0)) {
if (!class_exists(JoomlaOverrideHelperOverride::getClassName(JPATH_BASE . '/components/' . $componentFile))) {
JoomlaOverrideHelperOverride::load(JoomlaOverrideHelperOverride::fixDefines(JoomlaOverrideHelperOverride::createDefaultClass(JPATH_BASE . '/components/' . $componentFile)));
}
require_once $filePath;
} else {
require_once $filePath;
}
}
}
}
}
/**
* Override a core classes and just overload methods that need
*
* @param string $sourcePath
* @param string $class
* @param string $jimport
* @param string $replacePath
*/
private static function overrideClass($sourcePath, $class, $jimport, $replacePath)
{
//override library class
JoomlaOverrideHelperOverride::load(JoomlaOverrideHelperOverride::createDefaultClass($sourcePath, 'LIB_'));
if (!empty($jimport)) {
jimport($jimport);
}
JLoader::register($class, $replacePath, true);
}
}
}
if (strpos($class_name, 'model') !== false) {
$parts = split('model', $class_name);
$file = '/components/com_' . strtolower($parts[0]) . '/models/' . strtolower(end($parts)) . '.php';
if (is_file(JPATH_BASE . $file)) {
if (!class_exists($original_class)) {
JoomlaOverrideHelperOverride::load(JoomlaOverrideHelperOverride::fixDefines(JoomlaOverrideHelperOverride::createDefaultClass(JPATH_BASE . $file)));
}
}
}
if (strpos($class_name, 'view') !== false) {
$format = JFactory::getApplication()->input->get('format', 'html');
$parts = split('view', $class_name);
$file = '/components/com_' . strtolower($parts[0]) . '/views/' . strtolower(end($parts)) . '/view.' . $format . '.php';
if (is_file(JPATH_BASE . $file)) {
if (!class_exists($original_class)) {
JoomlaOverrideHelperOverride::load(JoomlaOverrideHelperOverride::fixDefines(JoomlaOverrideHelperOverride::createDefaultClass(JPATH_BASE . $file)));
}
}
}
if (strpos($class_name, 'table') !== false) {
$parts = split('table', $class_name);
$file = '/components/com_' . strtolower($parts[0]) . '/tables/' . strtolower(end($parts)) . '.php';
if (is_file(JPATH_BASE . $file)) {
if (!class_exists($original_class)) {
JoomlaOverrideHelperOverride::load(JoomlaOverrideHelperOverride::fixDefines(JoomlaOverrideHelperOverride::createDefaultClass(JPATH_BASE . $file)));
}
}
}
});
