/**
* Given a disk path to the modules, instantiate all installed modules and keep track of all uninstalled (installable) modules.
*
* @param string $path
*
*/
protected function load($path)
{
static $installed = array();
$database = $this->wire('database');
if (!count($installed)) {
$query = $database->prepare("SELECT id, class, flags, data FROM modules ORDER BY class");
// QA
$query->execute();
while ($row = $query->fetch(PDO::FETCH_ASSOC)) {
if ($row['flags'] & self::flagsAutoload) {
// preload config data for autoload modules since we'll need it again very soon
$this->configData[$row['id']] = wireDecodeJSON($row['data']);
}
unset($row['data']);
$installed[$row['class']] = $row;
}
$query->closeCursor();
}
$files = $this->findModuleFiles($path, true);
foreach ($files as $pathname) {
$pathname = $path . $pathname;
$dirname = dirname($pathname);
$filename = basename($pathname);
$basename = basename($filename, '.php');
$basename = basename($basename, '.module');
// if the filename doesn't end with .module, then stop and move onto the next
if (!strpos($filename, '.module') || substr($filename, -7) !== '.module' && substr($filename, -11) !== '.module.php') {
continue;
}
// if the filename doesn't start with the requested path, then continue
if (strpos($pathname, $path) !== 0) {
continue;
}
// if the file isn't there, it was probably uninstalled, so ignore it
if (!is_file($pathname)) {
continue;
}
// if the module isn't installed, then stop and move on to next
if (!array_key_exists($basename, $installed)) {
$this->installable[$basename] = $pathname;
continue;
}
$info = $installed[$basename];
$this->setConfigPaths($basename, $dirname);
if ($info['flags'] & self::flagsAutoload) {
// this is an Autoload mdoule.
// include the module and instantiate it but don't init() it,
// because it will be done by Modules::init()
include_once $pathname;
$moduleInfo = call_user_func(array($basename, 'getModuleInfo'));
// if not defined in getModuleInfo, then we'll accept the database flag as enough proof
// since the module may have defined it via an isAutoload() function
if (!isset($moduleInfo['autoload'])) {
$moduleInfo['autoload'] = true;
}
$autoload = $moduleInfo['autoload'];
// check for conditional autoload
if (!is_bool($autoload) && (is_string($autoload) || is_callable($autoload))) {
// anonymous function or selector string
$this->conditionalAutoloadModules[$basename] = $autoload;
$this->moduleIDs[$basename] = $info['id'];
continue;
} else {
if ($autoload) {
$module = new $basename();
} else {
continue;
}
}
} else {
// placeholder for a module, which is not yet included and instantiated
$module = new ModulePlaceholder();
$module->setClass($basename);
$module->singular = $info['flags'] & self::flagsSingular;
$module->file = $pathname;
}
$this->moduleIDs[$basename] = $info['id'];
$this->set($basename, $module);
}
}
/**
* Given a disk path to the modules, instantiate all installed modules and keep track of all uninstalled (installable) modules.
*
* @param string $path
*
*/
protected function load($path)
{
static $installed = array();
if (!count($installed)) {
$result = $this->fuel('db')->query("SELECT id, class, flags FROM modules ORDER BY class");
while ($row = $result->fetch_assoc()) {
$installed[$row['class']] = $row;
}
$result->free();
}
$files = $this->findModuleFiles($path, true);
foreach ($files as $pathname) {
$pathname = $path . $pathname;
$dirname = dirname($pathname);
$filename = basename($pathname);
$basename = basename($filename, '.module');
// if the filename doesn't end with .module, then stop and move onto the next
if (!strpos($filename, '.module') || substr($filename, -7) !== '.module') {
continue;
}
// if the filename doesn't start with the requested path, then continue
if (strpos($pathname, $path) !== 0) {
continue;
}
// if the file isn't there, it was probably uninstalled, so ignore it
if (!is_file($pathname)) {
continue;
}
// if the module isn't installed, then stop and move on to next
if (!array_key_exists($basename, $installed)) {
$this->installable[$basename] = $pathname;
continue;
}
$info = $installed[$basename];
$this->setConfigPaths($basename, $dirname);
if ($info['flags'] & self::flagsAutoload) {
// this is an Autoload mdoule.
// include the module and instantiate it but don't init() it,
// because it will be done by Modules::init()
include_once $pathname;
$module = new $basename();
} else {
// placeholder for a module, which is not yet included and instantiated
$module = new ModulePlaceholder();
$module->setClass($basename);
$module->singular = $info['flags'] & self::flagsSingular;
$module->file = $pathname;
}
$this->moduleIDs[$basename] = $info['id'];
$this->set($basename, $module);
}
}
/**
* Return a new ModulePlaceholder for the given className
*
* @param string $className Module class this placeholder will stand in for
* @param string $file Full path and filename of $className
* @param bool $singular Is the module a singular module?
* @param bool $autoload Is the module an autoload module?
* @return ModulePlaceholder
*
*/
protected function newModulePlaceholder($className, $file, $singular, $autoload)
{
$module = new ModulePlaceholder();
$module->setClass($className);
$module->singular = $singular;
$module->autoload = $autoload;
$module->file = $file;
return $module;
}