1: <?php
  2: /**
  3:  * This file contains abstract class for view plugin dependencies
  4:  *
  5:  * @package Plugin
  6:  * @subpackage PluginManager
  7:  * @author Frederic Schneider
  8:  * @copyright four for business AG <www.4fb.de>
  9:  * @license http://www.contenido.org/license/LIZENZ.txt
 10:  * @link http://www.4fb.de
 11:  * @link http://www.contenido.org
 12:  */
 13: 
 14: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
 15: 
 16: /**
 17:  * View plugin dependencies
 18:  * TODO: Later implement into new PIM view design
 19:  *
 20:  * @package Plugin
 21:  * @subpackage PluginManager
 22:  * @author frederic.schneider
 23:  */
 24: class PimPluginViewDependencies {
 25: 
 26:     // Filename of Xml configuration file for plugins
 27:     const PLUGIN_CONFIG_FILENAME = "plugin.xml";
 28: 
 29:     /**
 30:      * @var string
 31:      */
 32:     private static $pluginFoldername;
 33: 
 34:     /**
 35:      * @var SimpleXMLElement
 36:      */
 37:     private static $tempXml;
 38: 
 39:     /**
 40:      * Construct function
 41:      */
 42:     public function __construct() {
 43:         $this->_setPluginFoldername();
 44:     }
 45: 
 46:     /**
 47:      * Get method for pluginFoldername
 48:      *
 49:      * @return string $pluginFoldername
 50:      */
 51:     private function _setPluginFoldername() {
 52:         $cfg = cRegistry::getConfig();
 53:         return self::$pluginFoldername = $cfg['path']['contenido'] . $cfg['path']['plugins'];
 54:     }
 55: 
 56:     /**
 57:      * Get method for pluginFoldername
 58:      *
 59:      * @return string $pluginFoldername
 60:      */
 61:     private function _getPluginFoldername() {
 62:         return self::$pluginFoldername;
 63:     }
 64: 
 65:     /**
 66:      * Get dependencies
 67:      *
 68:      * @return bool|string
 69:      */
 70:     private function _getPluginDependencies() {
 71: 
 72:         $tempXml = self::$tempXml;
 73: 
 74:         // Initializing dependencies string
 75:         $dependencies = '';
 76: 
 77:         $dependenciesCount = count($tempXml->dependencies);
 78:         for ($i = 0; $i < $dependenciesCount; $i++) {
 79:             $dependencies .= sprintf(i18n('This plugin has a dependency to plugin &quot;%s&quot;<br />', 'pim'), $tempXml->dependencies->depend[$i]);
 80:         }
 81: 
 82:         if ($dependencies == '') {
 83:             return i18n('This plugin has no dependencies to other plugins', 'pim');
 84:         } else {
 85:             return $dependencies;
 86:         }
 87: 
 88:     }
 89: 
 90:     /**
 91:      * Get dependencies from extracted plugins
 92:      *
 93:      * @param SimpleXMLElement $tempXml
 94:      *
 95:      * @return string Plugin dependency
 96:      */
 97:     public function getPluginDependenciesExtracted($tempXml) {
 98:         // Write plugin.xml content into tempXml variable
 99:         self::$tempXml = $tempXml;
100: 
101:         // Call plugin dependencies
102:         return $this->_getPluginDependencies();
103:     }
104: 
105:     /**
106:      * Get dependencies from installed plugins
107:      *
108:      * @param int $idplugin Id of defined plugin
109:      *
110:      * @return string Plugin dependencies
111:      *
112:      * @throws cException
113:      * @throws cInvalidArgumentException
114:      */
115:     public function getPluginDependenciesInstalled($idplugin = 0) {
116: 
117:         // Return false if no idplugin variable is defined
118:         if ($idplugin == 0) {
119:             return false;
120:         }
121: 
122:         // Get foldername from defined plugin
123:         $pimPluginColl = new PimPluginCollection();
124:         $pimPluginColl->setWhere('idplugin', $idplugin);
125:         $pimPluginColl->query();
126:         $pimPluginSql = $pimPluginColl->next();
127:         $folderBase = $pimPluginSql->get('folder');
128: 
129:         // Reset query so we can use PimPluginCollection later again...
130:         $pimPluginColl->resetQuery();
131: 
132:         // Skip plugin if it has no plugin.xml file
133:         if (!cFileHandler::exists($this->_getPluginFoldername() . $folderBase . DIRECTORY_SEPARATOR . self::PLUGIN_CONFIG_FILENAME)) {
134:             return false;
135:         }
136: 
137:         // Read plugin.xml files from existing plugins at contenido/plugins dir
138:         $tempXmlContent = cFileHandler::read($this->_getPluginFoldername() . $folderBase . DIRECTORY_SEPARATOR . self::PLUGIN_CONFIG_FILENAME);
139: 
140:         // Write plugin.xml content into tempXml variable
141:         self::$tempXml = simplexml_load_string($tempXmlContent);
142: 
143:         // Call plugin dependencies
144:         return $this->_getPluginDependencies();
145:     }
146: }
147: