Extension manager: Implement extension table

This uses a lot of code and the whole design from the previous extension
manager implementation.

14 files changed, 1172 insertions, 40 deletions

diff --git a/lib/plugins/extension/admin.php b/lib/plugins/extension/admin.php
index 19863e772..373f90183 100644
--- a/lib/plugins/extension/admin.php
+++ b/lib/plugins/extension/admin.php
@@ -9,7 +9,11 @@
 // must be run within Dokuwiki
 if(!defined('DOKU_INC')) die();
 
+/**
+ * Admin part of the extension manager
+ */
 class admin_plugin_extension extends DokuWiki_Admin_Plugin {
+    protected $infoFor = null;
 
     /**
      * @return int sort number in admin menu
@@ -26,32 +30,94 @@ class admin_plugin_extension extends DokuWiki_Admin_Plugin {
     }
 
     /**
-     * Should carry out any processing required by the plugin.
+     * Execute the requested action(s) and initialize the plugin repository
      */
     public function handle() {
+        global $INPUT;
+        // initialize the remote repository
         /* @var helper_plugin_extension_repository $repository */
         $repository = $this->loadHelper('extension_repository');
         $repository->init();
+
+        /* @var helper_plugin_extension_extension $extension */
+        $extension = $this->loadHelper('extension_extension');
+
+        if ($INPUT->post->has('fn')) {
+            $actions = $INPUT->post->arr('fn');
+            foreach ($actions as $action => $extensions) {
+                foreach ($extensions as $extname => $label) {
+                    switch ($action) {
+                        case 'info':
+                            $this->infoFor = $extname;
+                            break;
+                        case 'install':
+                            msg('Not implemented');
+                            break;
+                        case 'reinstall':
+                        case 'update':
+                            $extension->setExtension($extname, false);
+                            $status = $extension->installOrUpdate();
+                            if ($status !== true) {
+                                msg($status, -1);
+                            } else {
+                                msg(sprintf($this->getLang('msg_update_success'), hsc($extension->getName())), 1);
+                            }
+                            break;
+                        case 'uninstall':
+                            $extension->setExtension($extname, false);
+                            $status = $extension->uninstall();
+                            if ($status !== true) {
+                                msg($status, -1);
+                            } else {
+                                msg(sprintf($this->getLang('msg_delete_success'), hsc($extension->getName())), 1);
+                            }
+                            break;
+                        case 'enable';
+                            $extension->setExtension($extname, false);
+                            $status = $extension->enable();
+                            if ($status !== true) {
+                                msg($status, -1);
+                            } else {
+                                msg(sprintf($this->getLang('msg_enabled'), hsc($extension->getName())), 1);
+                            }
+                            break;
+                        case 'disable';
+                            $extension->setExtension($extname, false);
+                            $status = $extension->disable();
+                            if ($status !== true) {
+                                msg($status, -1);
+                            } else {
+                                msg(sprintf($this->getLang('msg_disabled'), hsc($extension->getName())), 1);
+                            }
+                            break;
+                    }
+                }
+            }
+        }
     }
 
     /**
-     * Render HTML output, e.g. helpful text and a form
+     * Render HTML output
      */
     public function html() {
         /* @var Doku_Plugin_Controller $plugin_controller */
         global $plugin_controller;
         ptln('<h1>'.$this->getLang('menu').'</h1>');
+        ptln('<div id="extension__manager">');
 
         $pluginlist = $plugin_controller->getList('', true);
         /* @var helper_plugin_extension_extension $extension */
         $extension = $this->loadHelper('extension_extension');
+        /* @var helper_plugin_extension_list $list */
+        $list = $this->loadHelper('extension_list');
+        $list->start_form();
         foreach ($pluginlist as $name) {
             $extension->setExtension($name, false);
-            ptln('<h2>'.hsc($extension->getName()).'</h2>');
-            ptln('<p>'.hsc($extension->getDescription()).'</p>');
-            ptln('<p>Latest available version: '.hsc($extension->getLastUpdate()).'</p>');
-            ptln('<p>Installed version: '.hsc($extension->getInstalledVersion()).'</p>');
+            $list->add_row($extension, $name == $this->infoFor);
         }
+        $list->end_form();
+        $list->render();
+        ptln('</div>');
     }
 }
 
diff --git a/lib/plugins/extension/helper/extension.php b/lib/plugins/extension/helper/extension.php
index b80e56a4d..093ee7828 100644
--- a/lib/plugins/extension/helper/extension.php
+++ b/lib/plugins/extension/helper/extension.php
@@ -65,6 +65,35 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
     }
 
     /**
+     * If the extension is bundled
+     *
+     * @return bool If the extension is bundled
+     */
+    public function isBundled() {
+        if (!empty($this->remoteInfo['bundled'])) return $this->remoteInfo['bundled'];
+        return in_array($this->name,
+                        array('acl', 'info', 'extension', 'test', 'revert', 'popularity', 'config', 'plugin', 'safefnrecode', 'authplain'));
+    }
+
+    /**
+     * If the extension is protected
+     *
+     * @return bool if the extension is protected
+     */
+    public function isProtected() {
+        return in_array($this->name, array('acl', 'config', 'info', 'plugin', 'revert', 'usermanager'));
+    }
+
+    /**
+     * If the extension is installed in the correct directory
+     *
+     * @return bool If the extension is installed in the correct directory
+     */
+    public function isInWrongFolder() {
+        return $this->name != $this->getBase();
+    }
+
+    /**
      * If the extension is enabled
      *
      * @return bool If the extension is enabled
@@ -97,6 +126,15 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
         return $this->is_template;
     }
 
+    /**
+     * Get the name of the installation directory
+     *
+     * @return string The name of the installation directory
+     */
+    public function getInstallName() {
+        return $this->name;
+    }
+
     // Data from plugin.info.txt/template.info.txt or the repo when not available locally
     /**
      * Get the basename of the extension
@@ -104,6 +142,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string The basename
      */
     public function getBase() {
+        if (!empty($this->localInfo['base'])) return $this->localInfo['base'];
         return $this->name;
     }
 
@@ -113,20 +152,20 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string The display name
      */
     public function getName() {
-        if (isset($this->localInfo['name'])) return $this->localInfo['name'];
-        if (isset($this->remoteInfo['name'])) return $this->remoteInfo['name'];
+        if (!empty($this->localInfo['name'])) return $this->localInfo['name'];
+        if (!empty($this->remoteInfo['name'])) return $this->remoteInfo['name'];
         return $this->name;
     }
 
     /**
      * Get the author name of the extension
      *
-     * @return string The name of the author
+     * @return string|bool The name of the author or false if there is none
      */
     public function getAuthor() {
-        if (isset($this->localInfo['author'])) return $this->localInfo['author'];
-        if (isset($this->remoteInfo['author'])) return $this->remoteInfo['author'];
-        return $this->getLang('unknownauthor');
+        if (!empty($this->localInfo['author'])) return $this->localInfo['author'];
+        if (!empty($this->remoteInfo['author'])) return $this->remoteInfo['author'];
+        return false;
     }
 
     /**
@@ -136,7 +175,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      */
     public function getEmail() {
         // email is only in the local data
-        if (isset($this->localInfo['email'])) return $this->localInfo['email'];
+        if (!empty($this->localInfo['email'])) return $this->localInfo['email'];
         return false;
     }
 
@@ -146,8 +185,8 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The md5sum of the email if there is any, false otherwise
      */
     public function getEmailID() {
-        if (isset($this->remoteInfo['emailid'])) return $this->remoteInfo['emailid'];
-        if (isset($this->localInfo['email'])) return md5($this->localInfo['email']);
+        if (!empty($this->remoteInfo['emailid'])) return $this->remoteInfo['emailid'];
+        if (!empty($this->localInfo['email'])) return md5($this->localInfo['email']);
         return false;
     }
 
@@ -157,8 +196,8 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string The description
      */
     public function getDescription() {
-        if (isset($this->localInfo['desc'])) return $this->localInfo['desc'];
-        if (isset($this->remoteInfo['description'])) return $this->remoteInfo['description'];
+        if (!empty($this->localInfo['desc'])) return $this->localInfo['desc'];
+        if (!empty($this->remoteInfo['description'])) return $this->remoteInfo['description'];
         return '';
     }
 
@@ -168,8 +207,8 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string The URL
      */
     public function getURL() {
-        if (isset($this->localInfo['url'])) return $this->localInfo['url'];
-        return 'https://www.dokuwiki.org/plugin:'.$this->name;
+        if (!empty($this->localInfo['url'])) return $this->localInfo['url'];
+        return 'https://www.dokuwiki.org/'.($this->isTemplate() ? 'template' : 'plugin').':'.$this->getBase();
     }
 
     /**
@@ -178,28 +217,66 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The version, usually in the form yyyy-mm-dd if there is any
      */
     public function getInstalledVersion() {
-        if (isset($this->localInfo['date'])) return $this->localInfo['date'];
+        if (!empty($this->localInfo['date'])) return $this->localInfo['date'];
         if ($this->isInstalled()) return $this->getLang('unknownversion');
         return false;
     }
 
     /**
+     * Get the install date of the current version
+     *
+     * @return string|bool The date of the last update or false if not available
+     */
+    public function getUpdateDate() {
+        if (!empty($this->managerData['updated'])) return $this->managerData['updated'];
+        return false;
+    }
+
+    /**
+     * Get the date of the installation of the plugin
+     *
+     * @return string|bool The date of the installation or false if not available
+     */
+    public function getInstallDate() {
+        if (!empty($this->managerData['installed'])) return $this->managerData['installed'];
+        return false;
+    }
+
+    /**
      * Get the names of the dependencies of this extension
      *
      * @return array The base names of the dependencies
      */
     public function getDependencies() {
-        if (isset($this->remoteInfo['dependencies'])) return $this->remoteInfo['dependencies'];
+        if (!empty($this->remoteInfo['dependencies'])) return $this->remoteInfo['dependencies'];
         return array();
     }
 
     /**
+     * Get the names of the missing dependencies
+     *
+     * @return array The base names of the missing dependencies
+     */
+    public function getMissingDependencies() {
+        /* @var Doku_Plugin_Controller $plugin_controller */
+        global $plugin_controller;
+        $dependencies = $this->getDependencies();
+        $missing_dependencies = array();
+        foreach ($dependencies as $dependency) {
+            if ($plugin_controller->isdisabled($dependency)) {
+                $missing_dependencies[] = $dependency;
+            }
+        }
+        return $missing_dependencies;
+    }
+
+    /**
      * Get the names of all conflicting extensions
      *
      * @return array The names of the conflicting extensions
      */
     public function getConflicts() {
-        if (isset($this->remoteInfo['conflicts'])) return $this->remoteInfo['dependencies'];
+        if (!empty($this->remoteInfo['conflicts'])) return $this->remoteInfo['dependencies'];
         return array();
     }
 
@@ -209,7 +286,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return array The names of similar extensions
      */
     public function getSimilarExtensions() {
-        if (isset($this->remoteInfo['similar'])) return $this->remoteInfo['similar'];
+        if (!empty($this->remoteInfo['similar'])) return $this->remoteInfo['similar'];
         return array();
     }
 
@@ -219,17 +296,28 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return array The names of the tags of the extension
      */
     public function getTags() {
-        if (isset($this->remoteInfo['tags'])) return $this->remoteInfo['tags'];
+        if (!empty($this->remoteInfo['tags'])) return $this->remoteInfo['tags'];
         return array();
     }
 
     /**
+     * Get the popularity information as floating point number [0,1]
+     *
+     * @return float|bool The popularity information or false if it isn't available
+     */
+    public function getPopularity() {
+        if (!empty($this->remoteInfo['popularity'])) return $this->remoteInfo['popularity']/200.0;
+        return false;
+    }
+
+
+    /**
      * Get the text of the security warning if there is any
      *
      * @return string|bool The security warning if there is any, false otherwise
      */
     public function getSecurityWarning() {
-        if (isset($this->remoteInfo['securitywarning'])) return $this->remoteInfo['securitywarning'];
+        if (!empty($this->remoteInfo['securitywarning'])) return $this->remoteInfo['securitywarning'];
         return false;
     }
 
@@ -239,7 +327,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The security issue if there is any, false otherwise
      */
     public function getSecurityIssue() {
-        if (isset($this->remoteInfo['securityissue'])) return $this->remoteInfo['securityissue'];
+        if (!empty($this->remoteInfo['securityissue'])) return $this->remoteInfo['securityissue'];
         return false;
     }
 
@@ -249,17 +337,26 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The screenshot URL if there is any, false otherwise
      */
     public function getScreenshotURL() {
-        if (isset($this->remoteInfo['screenshoturl'])) return $this->remoteInfo['screenshoturl'];
+        if (!empty($this->remoteInfo['screenshoturl'])) return $this->remoteInfo['screenshoturl'];
         return false;
     }
 
     /**
+     * Get the URL of the thumbnail of the extension if there is any
+     *
+     * @return string|bool The thumbnail URL if there is any, false otherwise
+     */
+    public function getThumbnailURL() {
+        if (!empty($this->remoteInfo['thumbnailurl'])) return $this->remoteInfo['thumbnailurl'];
+        return false;
+    }
+    /**
      * Get the last used download URL of the extension if there is any
      *
      * @return string|bool The previously used download URL, false if the extension has been installed manually
      */
     public function getLastDownloadURL() {
-        if (isset($this->managerData['downloadurl'])) return $this->managerData['downloadurl'];
+        if (!empty($this->managerData['downloadurl'])) return $this->managerData['downloadurl'];
         return false;
     }
 
@@ -269,17 +366,28 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The download URL if there is any, false otherwise
      */
     public function getDownloadURL() {
-        if (isset($this->remoteInfo['downloadurl'])) return $this->remoteInfo['downloadurl'];
+        if (!empty($this->remoteInfo['downloadurl'])) return $this->remoteInfo['downloadurl'];
         return false;
     }
 
     /**
+     * If the download URL has changed since the last download
+     *
+     * @return bool If the download URL has changed
+     */
+    public function hasDownloadURLChanged() {
+        $lasturl = $this->getLastDownloadURL();
+        $currenturl = $this->getDownloadURL();
+        return ($lasturl && $currenturl && $lasturl != $currenturl);
+    }
+
+    /**
      * Get the bug tracker URL of the extension if there is any
      *
      * @return string|bool The bug tracker URL if there is any, false otherwise
      */
     public function getBugtrackerURL() {
-        if (isset($this->remoteInfo['bugtracker'])) return $this->remoteInfo['bugtracker'];
+        if (!empty($this->remoteInfo['bugtracker'])) return $this->remoteInfo['bugtracker'];
         return false;
     }
 
@@ -289,7 +397,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The URL of the source repository if there is any, false otherwise
      */
     public function getSourcerepoURL() {
-        if (isset($this->remoteInfo['sourcerepo'])) return $this->remoteInfo['sourcerepo'];
+        if (!empty($this->remoteInfo['sourcerepo'])) return $this->remoteInfo['sourcerepo'];
         return false;
     }
 
@@ -299,7 +407,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The donation URL if there is any, false otherwise
      */
     public function getDonationURL() {
-        if (isset($this->remoteInfo['donationurl'])) return $this->remoteInfo['donationurl'];
+        if (!empty($this->remoteInfo['donationurl'])) return $this->remoteInfo['donationurl'];
         return false;
     }
 
@@ -309,7 +417,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return array The type(s) as array of strings
      */
     public function getTypes() {
-        if (isset($this->remoteInfo['types'])) return explode(', ', $this->remoteInfo['types']);
+        if (!empty($this->remoteInfo['types'])) return $this->remoteInfo['types'];
         if ($this->isTemplate()) return array(32 => 'template');
         return array();
     }
@@ -320,7 +428,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return array The versions in the form yyyy-mm-dd => ('label' => label, 'implicit' => implicit)
      */
     public function getCompatibleVersions() {
-        if (isset($this->remoteInfo['compatible'])) return $this->remoteInfo['compatible'];
+        if (!empty($this->remoteInfo['compatible'])) return $this->remoteInfo['compatible'];
         return array();
     }
 
@@ -330,7 +438,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return string|bool The last available update in the form yyyy-mm-dd if there is any, false otherwise
      */
     public function getLastUpdate() {
-        if (isset($this->remoteInfo['lastupdate'])) return $this->remoteInfo['lastupdate'];
+        if (!empty($this->remoteInfo['lastupdate'])) return $this->remoteInfo['lastupdate'];
         return false;
     }
 
@@ -392,6 +500,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
                     $status = 'Error, the requested extension hasn\'t been installed or updated';
                 }
                 $this->setExtension($this->name, $this->isTemplate());
+                $this->purgeCache();
             }
             $this->dir_delete(dirname($path));
         }
@@ -404,6 +513,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
      * @return bool If the plugin was sucessfully installed
      */
     public function uninstall() {
+        $this->purgeCache();
         return $this->dir_delete($this->getInstallDir());
     }
 
@@ -417,8 +527,9 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
         /* @var Doku_Plugin_Controller $plugin_controller */
         global $plugin_controller;
         if (!$this->isInstalled()) return $this->getLang('notinstalled');
-        if (!$this->isEnabled()) return $this->getLang('alreadyenabled');
+        if ($this->isEnabled()) return $this->getLang('alreadyenabled');
         if ($plugin_controller->enable($this->name)) {
+            $this->purgeCache();
             return true;
         } else {
             return $this->getLang('pluginlistsaveerror');
@@ -438,6 +549,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
         if (!$this->isInstalled()) return $this->getLang('notinstalled');
         if (!$this->isEnabled()) return $this->getLang('alreadydisabled');
         if ($plugin_controller->disable($this->name)) {
+            $this->purgeCache();
             return true;
         } else {
             return $this->getLang('pluginlistsaveerror');
@@ -445,6 +557,17 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
     }
 
     /**
+     * Purge the cache by touching the main configuration file
+     */
+    protected function purgeCache() {
+        global $config_cascade;
+
+        // expire dokuwiki caches
+        // touching local.php expires wiki page, JS and CSS caches
+        @touch(reset($config_cascade['main']['local']));
+    }
+
+    /**
      * Read local extension data either from info.txt or getInfo()
      */
     protected function readLocalData() {
@@ -463,7 +586,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
 
             foreach($plugin_types as $type) {
                 if(@file_exists($path.$type.'.php')) {
-                    $plugin = plugin_load($type, $this->getBase());
+                    $plugin = plugin_load($type, $this->name);
                     if ($plugin) break;
                 }
 
@@ -471,7 +594,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
                     while(false !== ($cp = readdir($dh))) {
                         if($cp == '.' || $cp == '..' || strtolower(substr($cp, -4)) != '.php') continue;
 
-                        $plugin = plugin_load($type, $this->getBase().'_'.substr($cp, 0, -4));
+                        $plugin = plugin_load($type, $this->name.'_'.substr($cp, 0, -4));
                         if ($plugin) break;
                     }
                     if ($plugin) break;
@@ -551,7 +674,7 @@ class helper_plugin_extension_extension extends DokuWiki_Plugin {
     public function download($url, &$path) {
         // check the url
         $matches = array();
-        if(!preg_match("/[^/]*$/", $url, $matches) || !$matches[0]) {
+        if(!preg_match("/[^\/]*$/", $url, $matches) || !$matches[0]) {
             return $this->getLang('baddownloadurl');
         }
         $file = $matches[0];
diff --git a/lib/plugins/extension/helper/list.php b/lib/plugins/extension/helper/list.php
new file mode 100644
index 000000000..ffb88114d
--- /dev/null
+++ b/lib/plugins/extension/helper/list.php
@@ -0,0 +1,477 @@
+<?php
+/**
+ * DokuWiki Plugin extension (Helper Component)
+ *
+ * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
+ * @author  Michael Hamann <michael@content-space.de>
+ */
+
+// must be run within Dokuwiki
+if(!defined('DOKU_INC')) die();
+
+/**
+ * Class helper_plugin_extension_extension represents a single extension (plugin or template)
+ */
+class helper_plugin_extension_list extends DokuWiki_Plugin {
+    protected $form = '';
+
+    function start_form() {
+        $this->form .= '<form id="extension__list" accept-charset="utf-8" method="post" action="">';
+        $hidden = array(
+            'do'=>'admin',
+            'page'=>'extension',
+            'sectok'=>getSecurityToken()
+        );
+        $this->add_hidden($hidden);
+        $this->form .= '<ul class="extensionList">';
+    }
+    /**
+     * Build single row of extension table
+     * @param helper_plugin_extension_extension  $extension The extension that shall be added
+     * @param bool                               $showinfo  Show the info area
+     */
+    function add_row(helper_plugin_extension_extension $extension, $showinfo = false) {
+        $this->start_row($extension);
+        $this->populate_column('legend', $this->make_legend($extension, $showinfo));
+        $this->populate_column('actions', $this->make_actions($extension));
+        $this->end_row();
+    }
+
+    /**
+     * Adds a header to the form
+     *
+     * @param string $id     The id of the header
+     * @param string $header The content of the header
+     * @param int    $level  The level of the header
+     */
+    function add_header($id, $header, $level = 2) {
+        $this->form .='<h'.$level.' id="'.$id.'">'.hsc($header).'</h'.$level.'>';
+    }
+
+    /**
+     * Adds a paragraph to the form
+     *
+     * @param string $data The content
+     */
+    function add_p($data) {
+        $this->form .= '<p>'.hsc($data).'</p>';
+    }
+
+    /**
+     * Add hidden fields to the form with the given data
+     * @param array $array
+     */
+    function add_hidden(array $array) {
+        $this->form .= '<div class="no">';
+        foreach ($array as $key => $value) {
+            $this->form .= '<input type="hidden" name="'.hsc($key).'" value="'.hsc($value).'" />';
+        }
+        $this->form .= '</div>';
+    }
+
+    /**
+     * Add closing tags
+     */
+    function end_form() {
+        $this->form .= '</ul>';
+        $this->form .= '</form>';
+    }
+
+    /**
+     * Print the form
+     */
+    function render() {
+        echo $this->form;
+    }
+
+    /**
+     * Start the HTML for the row for the extension
+     *
+     * @param helper_plugin_extension_extension $extension The extension
+     */
+    private function start_row(helper_plugin_extension_extension $extension) {
+        $this->form .= '<li id="extensionplugin__'.hsc($extension->getInstallName()).'" class="'.$this->make_class($extension).'">';
+    }
+
+    /**
+     * Add a column with the given class and content
+     * @param string $class The class name
+     * @param string $html  The content
+     */
+    private function populate_column($class, $html) {
+        $this->form .= '<div class="'.$class.' col">'.$html.'</div>';
+    }
+
+    /**
+     * End the row
+     */
+    private function end_row() {
+        $this->form .= '</li>'.DOKU_LF;
+    }
+
+    /**
+     * Generate the link to the plugin homepage
+     *
+     * @param helper_plugin_extension_extension $extension The extension
+     * @return string The HTML code
+     */
+    function make_homepagelink(helper_plugin_extension_extension $extension) {
+        $text = $this->getLang('homepage_link');
+        $url = hsc($extension->getURL());
+        return '<a href="'.$url.'" title="'.$url.'" class ="urlextern">'.$text.'</a> ';
+    }
+
+    /**
+     * Generate the class name for the row of the extensio
+     *
+     * @param helper_plugin_extension_extension $extension The extension object
+     * @return string The class name
+     */
+    function make_class(helper_plugin_extension_extension $extension) {
+        $class = ($extension->isTemplate()) ? 'template' : 'plugin';
+        if($extension->isInstalled()) {
+            $class.=' installed';
+            $class.= ($extension->isEnabled()) ? ' enabled':' disabled';
+        }
+        if(!$extension->canModify()) $class.= ' notselect';
+        if($extension->isProtected()) $class.=  ' protected';
+        //if($this->showinfo) $class.= ' showinfo';
+        return $class;
+    }
+
+    /**
+     * Generate a link to the author of the extension
+     *
+     * @param helper_plugin_extension_extension $extension The extension object
+     * @return string The HTML code of the link
+     */
+    function make_author(helper_plugin_extension_extension $extension) {
+        global $ID;
+
+        if($extension->getAuthor()) {
+
+            $params = array(
+                'do'=>'admin',
+                'page'=>'extension',
+                'tab'=>'search',
+                'q'=>'author:'.$extension->getAuthor()
+            );
+            $url = wl($ID, $params);
+            return '<a href="'.$url.'" title="'.$this->getLang('author_hint').'" >'.hsc($extension->getAuthor()).'</a>';
+        }
+        return "<em>".$this->getLang('unknown_author')."</em>";
+    }
+
+    /**
+     * Get the link and image tag for the screenshot/thumbnail
+     *
+     * @param helper_plugin_extension_extension $extension The extension object
+     * @return string The HTML code
+     */
+    function make_screenshot(helper_plugin_extension_extension $extension) {
+        if($extension->getScreenshotURL()) {
+            $img = '<a title="'.hsc($extension->getName()).'" href="'.hsc($extension->getScreenshotURL()).'" target="_blank">'.
+                '<img alt="'.hsc($extension->getName()).'" width="120" height="70" src="'.hsc($extension->getThumbnailURL()).'" />'.
+                '</a>';
+        } elseif($extension->isTemplate()) {
+            $img = '<img alt="template" width="120" height="70" src="'.DOKU_BASE.'lib/plugins/extension/images/template.png" />';
+
+        } else {
+            $img = '<img alt="plugin" width="120" height="70" src="'.DOKU_BASE.'lib/plugins/extension/images/plugin.png" />';
+        }
+        return '<div class="screenshot" >'.$img.'<span></span></div>';
+    }
+
+    /**
+     * Extension main description
+     *
+     * @param helper_plugin_extension_extension $extension The extension object
+     * @param bool                              $showinfo  Show the info section
+     * @return string The HTML code
+     */
+    function make_legend(helper_plugin_extension_extension $extension, $showinfo = false) {
+        $return  = '<div>';
+        $return .= '<h2>';
+        $return .= sprintf($this->getLang('extensionby'), hsc($extension->getName()), $this->make_author($extension));
+        $return .= '</h2>';
+
+        $return .= $this->make_screenshot($extension);
+
+        $popularity = $extension->getPopularity();
+        if ($popularity !== false && !$extension->isBundled()) {
+            $popularityText = sprintf($this->getLang('popularity'), $popularity);
+            $return .= '<div class="popularity" title="'.$popularityText.'"><div style="width: '.($popularity * 100).'%;"><span></span></div></div>';
+        }
+
+        $return .= '<p>';
+        if($extension->getDescription()) {
+            $return .=  hsc($extension->getDescription()).' ';
+        }
+        $return .= '</p>';
+
+        $return .= $this->make_linkbar($extension);
+        $return .= $this->make_action('info', $extension, $showinfo);
+        if ($showinfo) {
+            $return .= $this->make_info($extension);
+        }
+        $return .= $this->make_noticearea($extension);
+        $return .= '</div>';
+        return $return;
+    }
+
+    /**
+     * Generate the link bar HTML code
+     *
+     * @param helper_plugin_extension_extension $extension The extension instance
+     * @return string The HTML code
+     */
+    function make_linkbar(helper_plugin_extension_extension $extension) {
+        $return  = '<span class="linkbar">';
+        $return .= $this->make_homepagelink($extension);
+        if ($extension->getBugtrackerURL()) {
+            $return .= ' <a href="'.hsc($extension->getBugtrackerURL()).'" title="'.hsc($extension->getBugtrackerURL()).'" class ="interwiki iw_dokubug">'.$this->getLang('bugs_features').'</a> ';
+        }
+        foreach ($extension->getTags() as $tag) {
+            $return .= hsc($tag).' '; //$this->manager->handler->html_taglink($tag);
+        }
+        $return .= '</span>';
+        return $return;
+    }
+
+    /**
+     * Notice area
+     *
+     * @param helper_plugin_extension_extension $extension The extension
+     * @return string The HTML code
+     */
+    function make_noticearea(helper_plugin_extension_extension $extension) {
+        $return = '';
+        $missing_dependencies = $extension->getMissingDependencies();
+        if(!empty($missing_dependencies)) {
+            $return .= '<div class="msg error">'.
+                sprintf($this->getLang('missing_dependency'), implode(', ', /*array_map(array($this->helper, 'make_extensionsearchlink'),*/ $missing_dependencies)).
+                '</div>';
+        }
+        if($extension->isInWrongFolder()) {
+            $return .= '<div class="msg error">'.
+                sprintf($this->getLang('wrong_folder'), hsc($extension->getInstallName()), hsc($extension->getBase())).
+                '</div>';
+        }
+        if(($securityissue = $extension->getSecurityIssue()) !== false) {
+            $return .= '<div class="msg error">'.
+                sprintf($this->getLang('security_issue'), hsc($securityissue )).
+                '</div>';
+        }
+        if(($securitywarning = $extension->getSecurityWarning()) !== false) {
+            $return .= '<div class="msg notify">'.
+                sprintf($this->getLang('security_warning'), hsc($securitywarning)).
+                '</div>';
+        }
+        if($extension->updateAvailable()) {
+            $return .=  '<div class="msg notify">'.
+                sprintf($this->getLang('update_available'), hsc($extension->getLastUpdate())).
+                '</div>';
+        }
+        if($extension->hasDownloadURLChanged()) {
+            $return .=  '<div class="msg notify">'.
+                sprintf($this->getLang('url_change'), hsc($extension->getDownloadURL()), hsc($extension->getLastDownloadURL())).
+                '</div>';
+        }
+        return $return;
+    }
+
+    /**
+     * Create a link from the given URL
+     *
+     * Shortens the URL for display
+     *
+     * @param string $url
+     *
+     * @return string  HTML link
+     */
+    function shortlink($url){
+        $link = parse_url($url);
+
+        $base = $link['host'];
+        if($link['port']) $base .= $base.':'.$link['port'];
+        $long = $link['path'];
+        if($link['query']) $long .= $link['query'];
+
+        $name = shorten($base, $long, 55);
+
+        return '<a href="'.hsc($url).'" class="urlextern">'.hsc($name).'</a>';
+    }
+
+    /**
+     * Plugin/template details
+     *
+     * @param helper_plugin_extension_extension $extension The extension
+     * @return string The HTML code
+     */
+    function make_info(helper_plugin_extension_extension $extension) {
+        $default = $this->getLang('unknown');
+        $return = '<dl class="details">';
+
+        if (!$extension->isBundled()) {
+            $return .= '<dt>'.$this->getLang('downloadurl').'</dt>';
+            $return .= '<dd>';
+            $return .= ($extension->getDownloadURL() ? $this->shortlink($extension->getDownloadURL()) : $default);
+            $return .= '</dd>';
+
+            $return .= '<dt>'.$this->getLang('repository').'</dt>';
+            $return .= '<dd>';
+            $return .= ($extension->getSourcerepoURL() ? $this->shortlink($extension->getSourcerepoURL()) : $default);
+            $return .= '</dd>';
+        }
+
+        if ($extension->isInstalled()) {
+            if ($extension->getInstalledVersion()) {
+                $return .= '<dt>'.$this->getLang('installed_version').'</dt>';
+                $return .= '<dd>';
+                $return .= hsc($extension->getInstalledVersion());
+                $return .= '</dd>';
+            } else {
+                $return .= '<dt>'.$this->getLang('install_date').'</dt>';
+                $return .= '<dd>';
+                $return .= ($extension->getUpdateDate() ? hsc($extension->getUpdateDate()) : $this->getLang('unknown'));
+                $return .= '</dd>';
+            }
+        }
+        if (!$extension->isInstalled() || $extension->updateAvailable()) {
+            $return .= '<dt>'.$this->getLang('available_version').'</dt>';
+            $return .= '<dd>';
+            $return .= ($extension->getLastUpdate() ? hsc($extension->getLastUpdate()) : $this->getLang('unknown'));
+            $return .= '</dd>';
+        }
+
+        if($extension->getInstallDate()) {
+            $return .= '<dt>'.$this->getLang('installed').'</dt>';
+            $return .= '<dd>';
+            $return .= hsc($extension->getInstallDate());
+            $return .= '</dd>';
+        }
+
+        $return .= '<dt>'.$this->getLang('provides').'</dt>';
+        $return .= '<dd>';
+        $return .= ($extension->getTypes() ? hsc(implode(', ', $extension->getTypes())) : $default);
+        $return .= '</dd>';
+
+        if($extension->getCompatibleVersions()) {
+            $return .= '<dt>'.$this->getLang('compatible').'</dt>';
+            $return .= '<dd>';
+            foreach ($extension->getCompatibleVersions() as $date => $version) {
+                $return .= $version['label'].' ('.$date.'), ';
+            }
+            $return .= '</dd>';
+        }
+        if($extension->getDependencies()) {
+            $return .= '<dt>'.$this->getLang('depends').'</dt>';
+            $return .= '<dd>';
+            $return .= $this->make_linklist($extension->getDependencies());
+            $return .= '</dd>';
+        }
+
+        if($extension->getSimilarExtensions()) {
+            $return .= '<dt>'.$this->getLang('similar').'</dt>';
+            $return .= '<dd>';
+            $return .= $this->make_linklist($extension->getSimilarExtensions());
+            $return .= '</dd>';
+        }
+
+        if($extension->getConflicts()) {
+            $return .= '<dt>'.$this->getLang('conflicts').'</dt>';
+            $return .= '<dd>';
+            $return .= $this->make_linklist($extension->getConflicts());
+            $return .= '</dd>';
+        }
+        if ($extension->getDonationURL()) {
+            $return .= '<a href="'.hsc($extension->getDonationURL()).'" class="donate" title="'.$this->getLang('donate').'"></a>';
+        }
+        $return .= '</dl>';
+        return $return;
+    }
+
+    /**
+     * Generate a list of links for extensions
+     * @param array $links The links
+     * @return string The HTML code
+     */
+    function make_linklist($links) {
+        $return = '';
+        foreach ($links as $link) {
+            $dokulink = hsc($link);
+            if (strpos($link, 'template:') !== 0) $dokulink = 'plugin:'.$dokulink;
+            $return .= '<a href="http://www.dokuwiki.org/'.$dokulink.'" title="'.$dokulink.'" class="interwiki iw_doku">'.$link.'</a> ';
+        }
+        return $return;
+    }
+
+    /**
+     * Display the action buttons if they are possible
+     *
+     * @param helper_plugin_extension_extension $extension The extension
+     * @return string The HTML code
+     */
+    function make_actions(helper_plugin_extension_extension $extension) {
+        $return = '';
+        if (!$extension->isInstalled() && $extension->canModify() === true) {
+            $return .= $this->make_action('install', $extension);
+        } elseif ($extension->canModify()) {
+            if (!$extension->isBundled()) {
+                $return .= $this->make_action('uninstall', $extension);
+                if ($extension->getDownloadURL()) {
+                    if ($extension->updateAvailable()) {
+                        $return .= $this->make_action('update', $extension);
+                    } else {
+                        $return .= $this->make_action('reinstall', $extension);
+                    }
+                }
+            }
+            if (!$extension->isProtected()) {
+                if ($extension->isEnabled()) {
+                    $return .= $this->make_action('disable', $extension);
+                } else {
+                    $return .= $this->make_action('enable', $extension);
+                }
+            }
+        }
+
+        if (!$extension->isInstalled()) {
+            $return .= ' <span class="version">'.$this->getLang('available_version').' ';
+            $return .= ($extension->getLastUpdate() ? hsc($extension->getLastUpdate()) : $this->getLang('unknown')).'</span>';
+        }
+
+        return $return;
+    }
+
+    /**
+     * Display an action button for an extension
+     *
+     * @param string                            $action    The action
+     * @param helper_plugin_extension_extension $extension The extension
+     * @param bool                              $showinfo  If the info block is shown
+     * @return string The HTML code
+     */
+    function make_action($action, $extension, $showinfo = false) {
+        $title = $revertAction = $extraClass = '';
+
+        switch ($action) {
+            case 'info':
+                $title = 'title="'.$this->getLang('btn_info').'"';
+                if ($showinfo) {
+                    $revertAction = '-';
+                    $extraClass   = 'close';
+                }
+                break;
+            case 'install':
+            case 'reinstall':
+                $title = 'title="'.$extension->getDownloadURL().'"';
+                break;
+        }
+
+        $classes = 'button '.$action.' '.$extraClass;
+        $name    = 'fn['.$action.']['.$revertAction.hsc($extension->getInstallName()).']';
+
+        return '<input class="'.$classes.'" name="'.$name.'" type="submit" value="'.$this->getLang('btn_'.$action).'" '.$title.' />';
+    }
+}
diff --git a/lib/plugins/extension/images/disabled.png b/lib/plugins/extension/images/disabled.png
new file mode 100644
index 000000000..7a0dbb3b5
--- /dev/null
+++ b/lib/plugins/extension/images/disabled.png
diff --git a/lib/plugins/extension/images/donate.png b/lib/plugins/extension/images/donate.png
new file mode 100644
index 000000000..b26ceb66e
--- /dev/null
+++ b/lib/plugins/extension/images/donate.png
diff --git a/lib/plugins/extension/images/down.png b/lib/plugins/extension/images/down.png
new file mode 100644
index 000000000..df7beda4e
--- /dev/null
+++ b/lib/plugins/extension/images/down.png
diff --git a/lib/plugins/extension/images/enabled.png b/lib/plugins/extension/images/enabled.png
new file mode 100644
index 000000000..7c051cda1
--- /dev/null
+++ b/lib/plugins/extension/images/enabled.png
diff --git a/lib/plugins/extension/images/icons.xcf b/lib/plugins/extension/images/icons.xcf
new file mode 100644
index 000000000..a99747d81
--- /dev/null
+++ b/lib/plugins/extension/images/icons.xcf
diff --git a/lib/plugins/extension/images/license.txt b/lib/plugins/extension/images/license.txt
new file mode 100644
index 000000000..254b9cdf6
--- /dev/null
+++ b/lib/plugins/extension/images/license.txt
@@ -0,0 +1,4 @@
+enabled.png - CC-BY-ND, (c) Emey87 http://www.iconfinder.com/icondetails/65590/48/lightbulb_icon
+disabled.png - CC-BY-ND, (c) Emey87 http://www.iconfinder.com/icondetails/65589/48/idea_lightbulb_off_icon
+plugin.png - public domain, (c) nicubunu, http://openclipart.org/detail/15093/blue-jigsaw-piece-07-by-nicubunu
+template.png - public domain, (c) mathec, http://openclipart.org/detail/166596/palette-by-mathec
diff --git a/lib/plugins/extension/images/plugin.png b/lib/plugins/extension/images/plugin.png
new file mode 100644
index 000000000..b9133681f
--- /dev/null
+++ b/lib/plugins/extension/images/plugin.png
diff --git a/lib/plugins/extension/images/template.png b/lib/plugins/extension/images/template.png
new file mode 100644
index 000000000..383c4d0a3
--- /dev/null
+++ b/lib/plugins/extension/images/template.png
diff --git a/lib/plugins/extension/images/up.png b/lib/plugins/extension/images/up.png
new file mode 100644
index 000000000..ec9337715
--- /dev/null
+++ b/lib/plugins/extension/images/up.png
diff --git a/lib/plugins/extension/lang/en/lang.php b/lib/plugins/extension/lang/en/lang.php
index f0999ff01..b3a451ecc 100644
--- a/lib/plugins/extension/lang/en/lang.php
+++ b/lib/plugins/extension/lang/en/lang.php
@@ -3,6 +3,7 @@
  * English language file for extension plugin
  *
  * @author Michael Hamann <michael@content-space.de>
+ * @author Christopher Smith <chris@jalakai.co.uk>
  */
 
 // menu entry for admin plugins
@@ -16,6 +17,100 @@ $lang['pluginlistsaveerror'] = 'There was an error saving the plugin list';
 $lang['unknownauthor'] = 'Unknown author';
 $lang['unknownversion'] = 'Unknown version';
 
+// extension list
+$lang['btn_info']               = 'Show more info';
+$lang['btn_update']             = 'Update';
+$lang['btn_uninstall']          = 'Uninstall';
+$lang['btn_enable']             = 'Enable';
+$lang['btn_disable']            = 'Disable';
+//$lang['btn_disable_all']        = 'Disable all';
+//$lang['btn_settings']           = 'Settings';
+$lang['btn_install']           = 'Install';
+$lang['btn_reinstall']          = 'Re-install';
+//$lang['btn_disdown']            = 'Download as Disabled';
+//$lang['btn_dependown']          = 'Download with dependencies';
+
+$lang['extensionby']            = '<strong>%s</strong> by %s';
+$lang['popularity']             = 'Popularity: %s';
+$lang['homepage_link']          = 'Docs';
+$lang['bugs_features']          = 'Bugs';
+$lang['author_hint']            = 'Search extensions by this author';
+$lang['tag_hint']               = 'Search extensions with this tag';
+$lang['installed']              = 'Installed:';
+$lang['lastupdate']             = 'Last updated:';
+$lang['downloadurl']            = 'Download URL:';
+$lang['repository']             = 'Repository:';
+$lang['unknown']                = '<em>unknown</em>';
+$lang['installed_version']      = 'Installed version:';
+$lang['install_date']           = 'Your last update:';
+$lang['available_version']      = 'Version:';
+$lang['compatible']             = 'Compatible with:';
+$lang['depends']                = 'Depends on:';
+$lang['similar']                = 'Similar to:';
+$lang['conflicts']              = 'Conflicts with:';
+$lang['donate']                 = 'Donate';
+$lang['bundled']                = 'bundled';
+$lang['manual_install']         = 'manual install';
+
+$lang['msg_tpl_uninstalled']        = 'Template %s uninstalled';
+$lang['msg_tpl_uninstalled']     = 'Template %s could not be uninstalled';
+$lang['msg_uninstalled']            = 'Plugin %s uninstalled';
+$lang['msg_uninstalled']         = 'Plugin %s could not be uninstalled';
+
+$lang['msg_tpl_enabled']        = 'Template %s enabled';
+$lang['msg_tpl_notenabled']     = 'Template %s could not be enabled, check file permissions';
+$lang['msg_enabled']            = 'Plugin %s enabled';
+$lang['msg_notenabled']         = 'Plugin %s could not be enabled, check file permissions';
+
+$lang['msg_disabled']           = 'Plugin %s disabled';
+$lang['msg_notdisabled']        = 'Plugin %s could not be disabled, check file permissions';
+
+$lang['msg_url_failed']         = 'URL [%s] could not be downloaded.<br /> %s';
+$lang['msg_download_failed']    = 'Plugin %s could not be downloaded.<br /> %s';
+$lang['msg_download_success']   = 'Plugin %s installed successfully';
+$lang['msg_tpl_download_failed']  = 'Template %s could not be downloaded.<br /> %s';
+$lang['msg_tpl_download_success'] = 'Template %s installed successfully';
+$lang['msg_download_pkg_success']     = '%s extension package successfully installed (%s)';
+$lang['msg_tpl_download_pkg_success'] = '%s extension package successfully installed (%s)';
+
+$lang['msg_update_success']     = 'Plugin %s successfully updated';
+$lang['msg_update_failed']      = 'Update of plugin %s failed.<br /> %s';
+$lang['msg_tpl_update_success'] = 'Template %s successfully updated';
+$lang['msg_tpl_update_failed']  = 'Update of template %s failed.<br /> %s';
+$lang['msg_update_pkg_success']     = '%s extension package successfully updated (%s)';
+$lang['msg_tpl_update_pkg_success'] = '%s extension package successfully updated (%s)';
+
+$lang['msg_reinstall_success']  = 'Plugin %s re-installed successfully';
+$lang['msg_reinstall_failed']   = 'Failed to re-install plugin %s.<br /> %s';
+$lang['msg_tpl_reinstall_success'] = 'Template %s re-installed successfully';
+$lang['msg_tpl_reinstall_failed']  = 'Failed to re-install template %s.<br /> %s';
+$lang['msg_reinstall_pkg_success']     = '%s extension package successfully reinstalled (%s)';
+$lang['msg_tpl_reinstall_pkg_success'] = '%s extension package successfully reinstalled (%s)';
+
+// info titles
+$lang['plugin']                 = 'Plugin';
+$lang['provides']               = 'Provides:';
+$lang['noinfo']                 = 'This plugin returned no information, it may be invalid.';
+$lang['name']                   = 'Name:';
+$lang['date']                   = 'Date:';
+$lang['type']                   = 'Type:';
+$lang['desc']                   = 'Description:';
+$lang['author']                 = 'Author:';
+$lang['www']                    = 'Web:';
+
+// error messages
+$lang['needed_by']              = 'Needed by:';
+$lang['not_writable']           = 'DokuWiki can not write to the folder';
+$lang['missing_dependency']     = '<strong>Missing or disabled dependency:</strong> %s';
+$lang['security_issue']         = '<strong>Security Issue:</strong> %s';
+$lang['security_warning']       = '<strong>Security Warning:</strong> %s';
+$lang['update_available']       = '<strong>Update:</strong> New version %s is available.';
+$lang['wrong_folder']           = '<strong>Plugin installed incorrectly:</strong> Rename plugin directory "%s" to "%s".';
+$lang['url_change']             = '<strong>URL changed:</strong> Download URL has changed since last download. Check if the new URL is valid before updating the extension.<br />New: %s<br />Old: %s';
+$lang['gitmanaged']             = 'Extension installed with git';
+$lang['bundled_source']         = 'Bundled with DokuWiki source';
+$lang['no_url']                 = 'No download URL';
+$lang['no_manager']             = 'Could not find manager.dat file';
 
 $lang['error_badurl']           = 'URL ends with slash - unable to determine file name from the url';
 $lang['error_dircreate']        = 'Unable to create temporary folder to receive download';
@@ -23,5 +118,4 @@ $lang['error_download']         = 'Unable to download the file: %s';
 $lang['error_decompress']       = 'Unable to decompress the downloaded file. This maybe as a result of a bad download, in which case you should try again; or the compression format may be unknown, in which case you will need to download and install manually';
 $lang['error_findfolder']       = 'Unable to identify extension directory, you need to download and install manually';
 $lang['error_copy']             = 'There was a file copy error while attempting to install files for directory <em>%s</em>: the disk could be full or file access permissions may be incorrect. This may have resulted in a partially installed plugin and leave your wiki installation unstable';
-
 //Setup VIM: ex: et ts=4 :
diff --git a/lib/plugins/extension/style.css b/lib/plugins/extension/style.css
new file mode 100644
index 000000000..1cce52be8
--- /dev/null
+++ b/lib/plugins/extension/style.css
@@ -0,0 +1,368 @@
+/*
+ * Extension plugin styles
+ *
+ * @author  Christopher Smith <chris@jalakai.co.uk>
+ * @author  Piyush Mishra <me@piyushmishra.com>
+ * @author  Håkan Sandell <sandell.hakan@gmail.com>
+ * @author  Anika Henke <anika@selfthinker.org>
+ */
+
+/*
+ * tab support not included in "Angua", copied from _mediamanager.css
+ */
+#extension__manager .panelHeader {
+    background-color: __background_alt__;
+    margin-bottom: 10px;
+    padding: 10px;
+    text-align: left;
+    /* to counter partly missing border of ul.tabs: */
+    border-top: 1px solid __border__;
+    margin-top: -1px;
+}
+
+#extension__manager .panelHeader p {
+    float: left;
+    font-weight: normal;
+    font-size: 1em;
+    padding: 0;
+    margin: 0 0 3px;
+}
+[dir=rtl] #extension__manager .panelHeader p {
+    float: right;
+}
+
+#extension__manager ul.tabs div.message {
+    display: inline;
+    margin: 0 .5em;
+}
+
+/*
+ * general layout
+ */
+#extension__manager h2 {
+    margin-left: 0;
+}
+
+#extension__manager a.taglink {
+    padding: 1px 4px;
+    background-color: __background_neu__;
+    border-radius: 3px;
+}
+[dir=rtl] #extension__manager a.taglink {
+    display: inline-block;
+    line-height: 1.2;
+}
+
+#extension__manager .panelHeader div.error {
+    margin-top: 0;
+    float: left;
+}
+[dir=rtl] #extension__manager .panelHeader div.error {
+    float: right;
+}
+
+/*
+ * search & url download forms
+ */
+#extension__manager form.search,
+#extension__manager form.btn_reload {
+    float: right;
+}
+[dir=rtl] #extension__manager form.search,
+[dir=rtl] #extension__manager form.btn_reload {
+    float: left;
+}
+
+#extension__manager div.search form.search {
+    float: none;
+}
+
+#extension__manager .tagcloud {
+    width: 55%;
+    float: left;
+    margin: 0 0.5em 1em 0;
+}
+[dir=rtl] #extension__manager .tagcloud {
+    float: right;
+    margin: 0 0 1em .5em;
+}
+
+#extension__manager .tagcloud a.taglink {
+    background-color: inherit;
+}
+
+#extension__manager div.search {
+    width: 44%;
+    float: left;
+}
+[dir=rtl] #extension__manager div.search {
+    float: right;
+}
+
+#extension__manager fieldset {
+    margin-top: 0.5em;
+    width: auto;
+}
+
+#extension__manager fieldset p {
+    margin: 0.5em;
+    text-align: justify;
+    font-size: 85%;
+}
+
+/* tag cloud */
+#extension__manager a.cl0 { font-size: 0.7em; }
+#extension__manager a.cl1 { font-size: 0.9em; }
+#extension__manager a.cl2 { font-size: 1em; }
+#extension__manager a.cl3 { font-size: 1.3em; }
+#extension__manager a.cl4 { font-size: 1.6em; }
+#extension__manager a.cl5 { font-size: 1.9em; }
+
+
+#extension__manager .extensionList input.button {
+    margin: 0 .3em .3em 0;
+}
+[dir=rtl] #extension__manager .extensionList input.button {
+    margin: 0 0 .3em .3em;
+}
+
+/*
+ * extensions table
+ */
+#extension__manager .extensionList {
+    margin-left: 0;
+    margin-right: 0;
+    padding: 0;
+    list-style: none;
+}
+
+#extension__manager .extensionList li {
+    margin: 0 0 .5em;
+    padding: 0 0 .5em;
+    color: __text__;
+    border-bottom: 1px solid __border__;
+    overflow: hidden;
+}
+
+#extension__manager .legend {
+    position: relative;
+    width: 75%;
+    float: left;
+}
+[dir=rtl] #extension__manager .legend {
+    float: right;
+}
+
+#extension__manager .legend > div {
+    padding: 0 .5em 0 132px;
+    border-right: 1px solid __background_alt__;
+    overflow: hidden;
+}
+[dir=rtl] #extension__manager .legend > div {
+    padding: 0 132px 0 .5em;
+    border-left: 1px solid __background_alt__;
+    border-right-width: 0;
+}
+
+#extension__manager .enabled div.screenshot span {
+    background: transparent url(images/enabled.png) no-repeat 2px 2px;
+}
+
+#extension__manager .disabled div.screenshot span {
+    background: transparent url(images/disabled.png) no-repeat 2px 2px;
+}
+
+#extension__manager .legend div.screenshot {
+    margin-top: 4px;
+    margin-left: -132px;
+    max-width: 120px;
+    float: left;
+}
+[dir=rtl] #extension__manager .legend div.screenshot {
+    margin-left: 0;
+    margin-right: -132px;
+    float: right;
+}
+
+#extension__manager .legend div.screenshot span {
+    min-height: 24px;
+    min-width: 24px;
+    position: absolute;
+    left: 0;
+}
+[dir=rtl] #extension__manager .legend div.screenshot span {
+    left: auto;
+    right: 0;
+}
+
+#extension__manager .legend h2 {
+    width: 100%;
+    float: right;
+    margin: 0.2em 0 0.5em;
+    font-size: 100%;
+    font-weight: normal;
+    border: none;
+}
+[dir=rtl] #extension__manager .legend h2 {
+    float: left;
+}
+
+#extension__manager .legend h2 strong {
+    font-size: 120%;
+    font-weight: bold;
+    vertical-align: baseline;
+}
+
+#extension__manager .legend p {
+    margin: 0 0 0.6em 0;
+}
+
+#extension__manager .legend span.linkbar {
+    font-size: 85%;
+}
+
+#extension__manager .legend span.linkbar a.urlextern + a.taglink,
+#extension__manager .legend span.linkbar a.interwiki + a.taglink {
+    margin-left: 0.4em;
+}
+[dir=rtl] #extension__manager .legend span.linkbar a.urlextern + a.taglink,
+[dir=rtl] #extension__manager .legend span.linkbar a.interwiki + a.taglink {
+    margin-left: 0;
+}
+[dir=rtl] #extension__manager .legend span.linkbar a.urlextern,
+[dir=rtl] #extension__manager .legend span.linkbar a.interwiki {
+    margin-left: .4em;
+}
+
+#extension__manager .legend input.button {
+    background: transparent url(images/up.png) no-repeat 0 0;
+    box-shadow: none;
+    border-width: 0;
+    height: 14px;
+    text-indent: -99999px;
+    float: right;
+    margin: .5em 0 0;
+}
+[dir=rtl] #extension__manager .legend input.button {
+    float: left;
+    margin: .5em 0 0;
+}
+
+#extension__manager .legend  input.button.close {
+    background: transparent url(images/down.png) no-repeat 0 0;
+}
+
+#extension__manager .legend div.popularity {
+    background-color: __background__;
+    border: 1px solid silver;
+    height: .4em;
+    margin: 0 auto;
+    padding: 1px;
+    width: 5.5em;
+    position: absolute;
+    right: .5em;
+    top: 0.2em;
+}
+[dir=rtl] #extension__manager .legend div.popularity {
+    right: auto;
+    left: .5em;
+}
+
+#extension__manager .legend div.popularity div {
+    background-color: __border__;
+    height: 100%;
+}
+
+#extension__manager .legend div.popularity div span {
+    display: none;/* @todo: hide accessibly */
+}
+
+#extension__manager .actions {
+    padding: 0;
+    font-size: 95%;
+    width: 25%;
+    float: right;
+    text-align: right;
+}
+[dir=rtl] #extension__manager .actions {
+    float: left;
+    text-align: left;
+}
+
+#extension__manager .actions .version {
+    display: block;
+}
+
+#extension__manager .actions p {
+    margin: 0.2em 0;
+    text-align: center;
+}
+
+/*
+ * extensions table, detailed info box
+ */
+#extension__manager dl.details {
+    margin: 0.4em 0 0 0;
+    font-size: 85%;
+    border-top: 1px solid __background_alt__;
+    clear: both;
+}
+
+#extension__manager dl.details dt {
+    clear: left;
+    float: left;
+    width: 25%;
+    margin: 0;
+    text-align: right;
+    font-weight: normal;
+    padding: 0.2em 5px 0 0;
+}
+[dir=rtl] #extension__manager dl.details dt {
+    clear: right;
+    float: right;
+    text-align: left;
+    padding: 0.2em 0 0 5px;
+}
+
+#extension__manager dl.details dd {
+    margin-left: 25%;
+    font-weight: bold;
+    padding: 0.2em 0 0 5px;
+}
+[dir=rtl] #extension__manager dl.details dd {
+    margin-left: 0;
+    margin-right: 25%;
+    padding: 0.2em 5px 0 0 ;
+}
+
+#extension__manager dl.details dd a {
+    font-weight: normal;
+}
+
+#extension__manager #info__popup {
+    z-index: 20;
+    overflow: hidden;
+    opacity: 0.9;
+    border: 1px solid __border__;
+    background-color: __border__; /*background_other__;*/
+    text-align: left;
+    padding: 0.2em;
+}
+[dir=rtl] #extension__manager #info__popup {
+    text-align: right;
+}
+
+#extension__manager div.msg {
+    margin: 0.4em 0 0 0;
+}
+
+#extension__manager ul.tabs div.msg {
+    display: inline;
+    margin-left: 0.4em;
+}
+[dir=rtl] #extension__manager ul.tabs div.msg {
+    margin-left: 0;
+    margin-right: 0.4em;
+}
+
+/* end admin plugin styles */