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Use regular singleton in Mibew\Plugin\PluginManager

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This commit is contained in:
Dmitriy Simushev 2014-11-19 12:50:08 +00:00
parent 542b830577
commit c70764dab2
3 changed files with 35 additions and 13 deletions
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44
src/mibew/libs/classes/Mibew/Plugin/PluginManager.php
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@ -23,16 +23,38 @@ use vierbergenlars\SemVer\version as Version;
use vierbergenlars\SemVer\expression as VersionExpression; use vierbergenlars\SemVer\expression as VersionExpression;
/** /**
* Manage plugins * Manage plugins.
*
* Implements singleton pattern.
*/ */
class PluginManager class PluginManager
{ {
/**
* An instance of Plugin Manager class.
* @var PluginManager
*/
protected static $instance = null;
/** /**
* Contains all loaded plugins * Contains all loaded plugins
* *
* @var array * @var array
*/ */
protected static $loadedPlugins = array(); protected $loadedPlugins = array();
/**
* Get instance of PluginManager class.
*
* @return PluginManager
*/
public static function getInstance()
{
if (is_null(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/** /**
* Returns plugin instance. * Returns plugin instance.
@ -41,9 +63,9 @@ class PluginManager
* @return \Mibew\Plugin\PluginInterface|boolean Instance of the plugin or * @return \Mibew\Plugin\PluginInterface|boolean Instance of the plugin or
* boolean false if there is no plugin with such name. * boolean false if there is no plugin with such name.
*/ */
public static function getPlugin($plugin_name) public function getPlugin($plugin_name)
{ {
if (empty(self::$loadedPlugins[$plugin_name])) { if (empty($this->loadedPlugins[$plugin_name])) {
trigger_error( trigger_error(
"Plugin '{$plugin_name}' does not initialized!", "Plugin '{$plugin_name}' does not initialized!",
E_USER_WARNING E_USER_WARNING
@ -52,7 +74,7 @@ class PluginManager
return false; return false;
} }
return self::$loadedPlugins[$plugin_name]; return $this->loadedPlugins[$plugin_name];
} }
/** /**
@ -62,9 +84,9 @@ class PluginManager
* *
* @return array * @return array
*/ */
public static function getAllPlugins() public function getAllPlugins()
{ {
return self::$loadedPlugins; return $this->loadedPlugins;
} }
/** /**
@ -88,7 +110,7 @@ class PluginManager
* *
* @see \Mibew\Plugin\PluginInterface::run() * @see \Mibew\Plugin\PluginInterface::run()
*/ */
public static function loadPlugins($plugins_list) public function loadPlugins($plugins_list)
{ {
// Load plugins one by one // Load plugins one by one
$loading_queue = array(); $loading_queue = array();
@ -140,7 +162,7 @@ class PluginManager
'getDependencies', 'getDependencies',
)); ));
foreach ($plugin_dependencies as $dependency => $required_version) { foreach ($plugin_dependencies as $dependency => $required_version) {
if (empty(self::$loadedPlugins[$dependency])) { if (empty($this->loadedPlugins[$dependency])) {
$error_message = "Plugin '{$dependency}' was not loaded " $error_message = "Plugin '{$dependency}' was not loaded "
. "yet, but exists in '{$plugin_name}' dependencies list!"; . "yet, but exists in '{$plugin_name}' dependencies list!";
trigger_error($error_message, E_USER_WARNING); trigger_error($error_message, E_USER_WARNING);
@ -149,7 +171,7 @@ class PluginManager
$version_constrain = new VersionExpression($required_version); $version_constrain = new VersionExpression($required_version);
$dependency_version = call_user_func(array( $dependency_version = call_user_func(array(
self::$loadedPlugins[$dependency], $this->loadedPlugins[$dependency],
'getVersion' 'getVersion'
)); ));
@ -165,7 +187,7 @@ class PluginManager
$plugin_instance = new $plugin_classname($plugin_config); $plugin_instance = new $plugin_classname($plugin_config);
if ($plugin_instance->initialized()) { if ($plugin_instance->initialized()) {
// Store plugin instance // Store plugin instance
self::$loadedPlugins[$plugin_name] = $plugin_instance; $this->loadedPlugins[$plugin_name] = $plugin_instance;
$loading_queue[$plugin_instance->getWeight() . "_" . $offset] = $plugin_instance; $loading_queue[$plugin_instance->getWeight() . "_" . $offset] = $plugin_instance;
$offset++; $offset++;
} else { } else {

2
src/mibew/libs/classes/Mibew/Routing/Loader/PluginLoader.php
View File

@ -34,7 +34,7 @@ class PluginLoader extends Loader
public function load($resource, $type = null) public function load($resource, $type = null)
{ {
$collection = new RouteCollection(); $collection = new RouteCollection();
foreach (PluginManager::getAllPlugins() as $plugin) { foreach (PluginManager::getInstance()->getAllPlugins() as $plugin) {
$resource = $plugin->getFilesPath() . '/routing.yml'; $resource = $plugin->getFilesPath() . '/routing.yml';
if (!file_exists($resource)) { if (!file_exists($resource)) {
// The plugin has no routing file. // The plugin has no routing file.

2
src/mibew/libs/init.php
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@ -84,7 +84,7 @@ if (get_maintenance_mode() === false) {
if (!empty($configs['plugins'])) { if (!empty($configs['plugins'])) {
// A list of plugins is defined in $plugins_list variable in // A list of plugins is defined in $plugins_list variable in
// configs/config.yml // configs/config.yml
\Mibew\Plugin\PluginManager::loadPlugins($configs['plugins']); \Mibew\Plugin\PluginManager::getInstance()->loadPlugins($configs['plugins']);
} }
} }