/
ModuleRepository.php
150 lines (127 loc) · 3.68 KB
/
ModuleRepository.php
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<?php
namespace phpws2;
/**
* Description
* @author Jeff Tickle <jtickle at tux dot appstate dot edu>
*/
final class ModuleRepository
{
private static $INSTANCE;
public static function getInstance()
{
if (is_null(self::$INSTANCE)) {
self::$INSTANCE = new ModuleRepository();
}
return self::$INSTANCE;
}
protected $modules;
protected $currentModule;
protected function __construct()
{
$this->modules = array();
$this->modules[] = new \Canopy\GlobalModule();
$this->loadSiteModules();
}
protected function loadSiteModules()
{
$db = \phpws2\Database::newDB();
$mods = $db->addTable('modules');
$mods->addOrderBy($mods->getField('priority'));
$mods->addFieldConditional('active', 1);
$db->loadSelectStatement();
while ($row = $db->fetch()) {
$row = array_map('trim', $row);
if (is_file(PHPWS_SOURCE_DIR . 'mod/' . $row['title'] . '/Module.php')) {
$module = $this->loadModule($row);
} else {
$module = $this->loadCompatibilityModule($row);
}
$this->addModule($module);
}
if (count($this->getActiveModules()) == 0) {
// @todo better exceptions
throw new \Exception('No active modules installed');
}
}
protected function addModule($module)
{
$this->modules[] = $module;
}
protected function loadModule(array $values)
{
$title = $values['title'];
$module_path = PHPWS_SOURCE_DIR . "mod/$title/Module.php";
if (!is_file($module_path)) {
throw new \Exception(sprintf('Module "%s" not found', $title));
}
require_once $module_path;
$namespace = "$title\\Module";
$module = new $namespace;
/**
* These are in the old modules table, but will not be used.
* @todo Once all modules are updated, dump these columns.
*/
unset($values['register']);
unset($values['unregister']);
$module->setVars($values);
$module->loadData();
return $module;
}
protected function loadCompatibilityModule(array $values)
{
$module = new \Canopy\CompatibilityModule;
$module->setVars($values);
$module->loadData();
$module->setDeprecated(1);
return $module;
}
public function setCurrentModule(\Canopy\Module $module)
{
$this->currentModule = $module;
}
public function getCurrentModule()
{
return $this->currentModule;
}
public function getAllModules()
{
return $this->modules;
}
public function getActiveModules()
{
$active = array();
foreach ($this->modules as $module) {
if ($module->isActive())
$active[] = $module;
}
return $active;
}
public function getInactiveModules()
{
$active = array();
foreach ($this->modules as $module) {
if (!$module->isActive())
$active[] = $module;
}
return $active;
}
public function getModule($title)
{
foreach ($this->getAllModules() as $module) {
if ($module->getTitle() == $title) {
return $module;
}
}
// @todo better exceptions
throw new \Exception("No module registered with title '$title'");
}
public function hasModule($title)
{
foreach ($this->getAllModules() as $module) {
if ($module->getTitle() == $title) {
return true;
}
}
return false;
}
}