Extension manager: Implement extension table

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

2 files changed, 633 insertions, 33 deletions

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.' />';
+    }
+}