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-rw-r--r--admin/include/themes.class.php662
1 files changed, 662 insertions, 0 deletions
diff --git a/admin/include/themes.class.php b/admin/include/themes.class.php
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+++ b/admin/include/themes.class.php
@@ -0,0 +1,662 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008-2009 Piwigo Team http://piwigo.org |
+// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
+// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
+// +-----------------------------------------------------------------------+
+// | This program is free software; you can redistribute it and/or modify |
+// | it under the terms of the GNU General Public License as published by |
+// | the Free Software Foundation |
+// | |
+// | This program is distributed in the hope that it will be useful, but |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
+// | General Public License for more details. |
+// | |
+// | You should have received a copy of the GNU General Public License |
+// | along with this program; if not, write to the Free Software |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA. |
+// +-----------------------------------------------------------------------+
+
+class themes
+{
+ var $fs_themes = array();
+ var $db_themes_by_id = array();
+ var $server_themes = array();
+
+ /**
+ * Initialize $fs_themes and $db_themes_by_id
+ */
+ function themes()
+ {
+ $this->get_fs_themes();
+
+ foreach ($this->get_db_themes() as $db_theme)
+ {
+ $this->db_themes_by_id[$db_theme['id']] = $db_theme;
+ }
+ }
+
+ /**
+ * Set tabsheet for themes pages.
+ * @param string selected page.
+ */
+ function set_tabsheet($selected)
+ {
+ include_once(PHPWG_ROOT_PATH.'admin/include/tabsheet.class.php');
+
+ $link = get_root_url().'admin.php?page=';
+
+ $tabsheet = new tabsheet();
+ $tabsheet->add('themes_installed', l10n('Installed Themes'), $link.'themes_installed');
+ $tabsheet->add('themes_new', l10n('Add New Theme'), $link.'themes_new');
+ $tabsheet->select($selected);
+ $tabsheet->assign();
+ }
+
+ /**
+ * Perform requested actions
+ * @param string - action
+ * @param string - theme id
+ * @param array - errors
+ */
+ function perform_action($action, $theme_id)
+ {
+ if (isset($this->db_themes_by_id[$theme_id]))
+ {
+ $crt_db_theme = $this->db_themes_by_id[$theme_id];
+ }
+
+ $errors = array();
+
+ switch ($action)
+ {
+ case 'activate':
+ if (isset($crt_db_theme))
+ {
+ // the theme is already active
+ break;
+ }
+
+ $query = "
+INSERT INTO ".THEMES_TABLE."
+ SET id = '".$theme_id."'
+ , version = '".$this->fs_themes[$theme_id]['version']."'
+ , name = '".$this->fs_themes[$theme_id]['name']."'
+;";
+ pwg_query($query);
+ break;
+
+ case 'deactivate':
+ if (!isset($crt_db_theme))
+ {
+ // the theme is already inactive
+ break;
+ }
+
+ if ($theme_id == get_default_theme())
+ {
+ // find a random theme to replace
+ $new_theme = null;
+
+ $query = '
+SELECT
+ id
+ FROM '.THEMES_TABLE.'
+ WHERE id != "'.$theme_id.'"
+;';
+ $result = pwg_query($query);
+ if (pwg_db_num_rows($result) == 0)
+ {
+ $new_theme = 'default';
+ }
+ else
+ {
+ list($new_theme) = pwg_db_fetch_row($result);
+ }
+
+ $this->set_default_theme($new_theme);
+ }
+
+ $query = "
+DELETE
+ FROM ".THEMES_TABLE."
+ WHERE id= '".$theme_id."'
+;";
+ pwg_query($query);
+ break;
+
+ case 'delete':
+ if (!empty($crt_db_theme))
+ {
+ array_push($errors, 'CANNOT DELETE - THEME IS INSTALLED');
+ break;
+ }
+ if (!isset($this->fs_themes[$theme_id]))
+ {
+ // nothing to do here
+ break;
+ }
+
+ if (!$this->deltree(PHPWG_THEMES_PATH.$theme_id))
+ {
+ $this->send_to_trash(PHPWG_THEMES_PATH.$theme_id);
+ }
+ break;
+
+ case 'set_default':
+ // first we need to know which users are using the current default theme
+ $this->set_default_theme($theme_id);
+ break;
+ }
+ return $errors;
+ }
+
+ function set_default_theme($theme_id)
+ {
+ // first we need to know which users are using the current default theme
+ $default_theme = get_default_theme();
+
+ $query = '
+SELECT
+ user_id
+ FROM '.USER_INFOS_TABLE.'
+ WHERE theme = "'.$default_theme.'"
+;';
+ $user_ids = array_from_query($query, 'user_id');
+
+ // $user_ids can't be empty, at least the default user has the default
+ // theme
+
+ $query = '
+UPDATE '.USER_INFOS_TABLE.'
+ SET theme = "'.$theme_id.'"
+ WHERE user_id IN ('.implode(',', $user_ids).')
+;';
+ pwg_query($query);
+ }
+
+ function get_db_themes($id='')
+ {
+ $query = '
+SELECT
+ *
+ FROM '.THEMES_TABLE;
+
+ $clauses = array();
+ if (!empty($id))
+ {
+ $clauses[] = "id = '".$id."'";
+ }
+ if (count($clauses) > 0)
+ {
+ $query .= '
+ WHERE '. implode(' AND ', $clauses);
+ }
+
+ $result = pwg_query($query);
+ $themes = array();
+ while ($row = pwg_db_fetch_assoc($result))
+ {
+ array_push($themes, $row);
+ }
+ return $themes;
+ }
+
+
+ /**
+ * Get themes defined in the theme directory
+ */
+ function get_fs_themes()
+ {
+ $dir = opendir(PHPWG_THEMES_PATH);
+
+ while ($file = readdir($dir))
+ {
+ if ($file!='.' and $file!='..')
+ {
+ $path = PHPWG_THEMES_PATH.$file;
+ if (is_dir($path)
+ and preg_match('/^[a-zA-Z0-9-_]+$/', $file)
+ and file_exists($path.'/themeconf.inc.php')
+ )
+ {
+ $theme = array(
+ 'id' => $file,
+ 'name' => $file,
+ 'version' => '0',
+ 'uri' => '',
+ 'description' => '',
+ 'author' => '',
+ );
+ $theme_data = implode( '', file($path.'/themeconf.inc.php') );
+
+ if ( preg_match("|Theme Name: (.*)|", $theme_data, $val) )
+ {
+ $theme['name'] = trim( $val[1] );
+ }
+ if (preg_match("|Version: (.*)|", $theme_data, $val))
+ {
+ $theme['version'] = trim($val[1]);
+ }
+ if ( preg_match("|Theme URI: (.*)|", $theme_data, $val) )
+ {
+ $theme['uri'] = trim($val[1]);
+ }
+ if ($desc = load_language('description.txt', $path.'/', array('return' => true)))
+ {
+ $theme['description'] = trim($desc);
+ }
+ elseif ( preg_match("|Description: (.*)|", $theme_data, $val) )
+ {
+ $theme['description'] = trim($val[1]);
+ }
+ if ( preg_match("|Author: (.*)|", $theme_data, $val) )
+ {
+ $theme['author'] = trim($val[1]);
+ }
+ if ( preg_match("|Author URI: (.*)|", $theme_data, $val) )
+ {
+ $theme['author uri'] = trim($val[1]);
+ }
+ if (!empty($theme['uri']) and strpos($theme['uri'] , 'extension_view.php?eid='))
+ {
+ list( , $extension) = explode('extension_view.php?eid=', $theme['uri']);
+ if (is_numeric($extension)) $theme['extension'] = $extension;
+ }
+
+ // screenshot
+ $screenshot_path = $path.'/screenshot.png';
+ if (file_exists($screenshot_path))
+ {
+ $theme['screenshot'] = $screenshot_path;
+ }
+ else
+ {
+ global $conf;
+ $theme['screenshot'] =
+ PHPWG_ROOT_PATH.'admin/themes/'
+ .$conf['admin_theme']
+ .'/images/missing_screenshot.png'
+ ;
+ }
+
+ // IMPORTANT SECURITY !
+ $theme = array_map('htmlspecialchars', $theme);
+ $this->fs_themes[$file] = $theme;
+ }
+ }
+ }
+ closedir($dir);
+ }
+
+ /**
+ * Sort fs_themes
+ */
+ function sort_fs_themes($order='name')
+ {
+ switch ($order)
+ {
+ case 'name':
+ uasort($this->fs_themes, 'name_compare');
+ break;
+ case 'status':
+ $this->sort_themes_by_state();
+ break;
+ case 'author':
+ uasort($this->fs_themes, array($this, 'theme_author_compare'));
+ break;
+ case 'id':
+ uksort($this->fs_themes, 'strcasecmp');
+ break;
+ }
+ }
+
+ /**
+ * Retrieve PEM server datas to $server_themes
+ */
+ function get_server_themes($new=false)
+ {
+ global $user;
+
+ $pem_category_id = 10;
+
+ // Retrieve PEM versions
+ $version = PHPWG_VERSION;
+ $versions_to_check = array();
+ $url = PEM_URL . '/api/get_version_list.php?category_id='.$pem_category_id.'&format=php';
+ if (fetchRemote($url, $result) and $pem_versions = @unserialize($result))
+ {
+ if (!preg_match('/^\d+\.\d+\.\d+/', $version))
+ {
+ $version = $pem_versions[0]['name'];
+ }
+ $branch = substr($version, 0, strrpos($version, '.'));
+ foreach ($pem_versions as $pem_version)
+ {
+ if (strpos($pem_version['name'], $branch) === 0)
+ {
+ $versions_to_check[] = $pem_version['id'];
+ }
+ }
+ }
+ if (empty($versions_to_check))
+ {
+ return false;
+ }
+
+ // Themes to check
+ $themes_to_check = array();
+ foreach($this->fs_themes as $fs_theme)
+ {
+ if (isset($fs_theme['extension']))
+ {
+ $themes_to_check[] = $fs_theme['extension'];
+ }
+ }
+
+ // Retrieve PEM themes infos
+ $url = PEM_URL . '/api/get_revision_list.php?category_id='.$pem_category_id.'&format=php&last_revision_only=true';
+ $url .= '&version=' . implode(',', $versions_to_check);
+ $url .= '&lang=' . substr($user['language'], 0, 2);
+ $url .= '&get_nb_downloads=true';
+
+ if (!empty($themes_to_check))
+ {
+ $url .= $new ? '&extension_exclude=' : '&extension_include=';
+ $url .= implode(',', $themes_to_check);
+ }
+ if (fetchRemote($url, $result))
+ {
+ $pem_themes = @unserialize($result);
+ if (!is_array($pem_themes))
+ {
+ return false;
+ }
+ foreach ($pem_themes as $theme)
+ {
+ $this->server_themes[$theme['extension_id']] = $theme;
+ }
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Sort $server_themes
+ */
+ function sort_server_themes($order='date')
+ {
+ switch ($order)
+ {
+ case 'date':
+ krsort($this->server_themes);
+ break;
+ case 'revision':
+ usort($this->server_themes, array($this, 'extension_revision_compare'));
+ break;
+ case 'name':
+ uasort($this->server_themes, array($this, 'extension_name_compare'));
+ break;
+ case 'author':
+ uasort($this->server_themes, array($this, 'extension_author_compare'));
+ break;
+ case 'downloads':
+ usort($this->server_themes, array($this, 'extension_downloads_compare'));
+ break;
+ }
+ }
+
+ /**
+ * Extract theme files from archive
+ *
+ * @param string - install or upgrade
+ * @param string - remote revision identifier (numeric)
+ * @param string - theme id or extension id
+ */
+ function extract_theme_files($action, $revision, $dest)
+ {
+ if ($archive = tempnam( PHPWG_THEMES_PATH, 'zip'))
+ {
+ $url = PEM_URL . '/download.php?rid=' . $revision;
+ $url .= '&origin=piwigo_' . $action;
+
+ if ($handle = @fopen($archive, 'wb') and fetchRemote($url, $handle))
+ {
+ fclose($handle);
+ include(PHPWG_ROOT_PATH.'admin/include/pclzip.lib.php');
+ $zip = new PclZip($archive);
+ if ($list = $zip->listContent())
+ {
+ foreach ($list as $file)
+ {
+ // we search main.inc.php in archive
+ if (basename($file['filename']) == 'themeconf.inc.php'
+ and (!isset($main_filepath)
+ or strlen($file['filename']) < strlen($main_filepath)))
+ {
+ $main_filepath = $file['filename'];
+ }
+ }
+ if (isset($main_filepath))
+ {
+ $root = dirname($main_filepath); // main.inc.php path in archive
+ if ($action == 'upgrade')
+ {
+ $extract_path = PHPWG_THEMES_PATH . $dest;
+ }
+ else
+ {
+ $extract_path = PHPWG_THEMES_PATH . ($root == '.' ? 'extension_' . $dest : basename($root));
+ }
+ if (
+ $result = $zip->extract(
+ PCLZIP_OPT_PATH, $extract_path,
+ PCLZIP_OPT_REMOVE_PATH, $root,
+ PCLZIP_OPT_REPLACE_NEWER
+ )
+ )
+ {
+ foreach ($result as $file)
+ {
+ if ($file['stored_filename'] == $main_filepath)
+ {
+ $status = $file['status'];
+ break;
+ }
+ }
+ if (file_exists($extract_path.'/obsolete.list')
+ and $old_files = file($extract_path.'/obsolete.list', FILE_IGNORE_NEW_LINES)
+ and !empty($old_files))
+ {
+ array_push($old_files, 'obsolete.list');
+ foreach($old_files as $old_file)
+ {
+ $path = $extract_path.'/'.$old_file;
+ if (is_file($path))
+ {
+ @unlink($path);
+ }
+ elseif (is_dir($path))
+ {
+ if (!$this->deltree($path))
+ {
+ $this->send_to_trash($path);
+ }
+ }
+ }
+ }
+ }
+ else $status = 'extract_error';
+ }
+ else $status = 'archive_error';
+ }
+ else $status = 'archive_error';
+ }
+ else $status = 'dl_archive_error';
+ }
+ else $status = 'temp_path_error';
+
+ @unlink($archive);
+ return $status;
+ }
+
+ /**
+ * delete $path directory
+ * @param string - path
+ */
+ function deltree($path)
+ {
+ if (is_dir($path))
+ {
+ $fh = opendir($path);
+ while ($file = readdir($fh))
+ {
+ if ($file != '.' and $file != '..')
+ {
+ $pathfile = $path . '/' . $file;
+ if (is_dir($pathfile))
+ {
+ $this->deltree($pathfile);
+ }
+ else
+ {
+ @unlink($pathfile);
+ }
+ }
+ }
+ closedir($fh);
+ return @rmdir($path);
+ }
+ }
+
+ /**
+ * send $path to trash directory
+ * @param string - path
+ */
+ function send_to_trash($path)
+ {
+ $trash_path = PHPWG_THEMES_PATH . 'trash';
+ if (!is_dir($trash_path))
+ {
+ @mkdir($trash_path);
+ $file = @fopen($trash_path . '/.htaccess', 'w');
+ @fwrite($file, 'deny from all');
+ @fclose($file);
+ }
+ while ($r = $trash_path . '/' . md5(uniqid(rand(), true)))
+ {
+ if (!is_dir($r))
+ {
+ @rename($path, $r);
+ break;
+ }
+ }
+ }
+
+ /**
+ * Sort functions
+ */
+ function theme_version_compare($a, $b)
+ {
+ $pattern = array('/([a-z])/ei', '/\.+/', '/\.\Z|\A\./');
+ $replacement = array( "'.'.intval('\\1', 36).'.'", '.', '');
+
+ $array = preg_replace($pattern, $replacement, array($a, $b));
+
+ return version_compare($array[0], $array[1], '>=');
+ }
+
+ function extension_revision_compare($a, $b)
+ {
+ if ($a['revision_date'] < $b['revision_date']) return 1;
+ else return -1;
+ }
+
+ function extension_name_compare($a, $b)
+ {
+ return strcmp(strtolower($a['extension_name']), strtolower($b['extension_name']));
+ }
+
+ function extension_author_compare($a, $b)
+ {
+ $r = strcasecmp($a['author_name'], $b['author_name']);
+ if ($r == 0) return $this->extension_name_compare($a, $b);
+ else return $r;
+ }
+
+ function theme_author_compare($a, $b)
+ {
+ $r = strcasecmp($a['author'], $b['author']);
+ if ($r == 0) return name_compare($a, $b);
+ else return $r;
+ }
+
+ function extension_downloads_compare($a, $b)
+ {
+ if ($a['extension_nb_downloads'] < $b['extension_nb_downloads']) return 1;
+ else return -1;
+ }
+
+ function sort_themes_by_state()
+ {
+ uasort($this->fs_themes, 'name_compare');
+
+ $active_themes = array();
+ $inactive_themes = array();
+ $not_installed = array();
+
+ foreach($this->fs_themes as $theme_id => $theme)
+ {
+ if (isset($this->db_themes_by_id[$theme_id]))
+ {
+ $this->db_themes_by_id[$theme_id]['state'] == 'active' ?
+ $active_themes[$theme_id] = $theme : $inactive_themes[$theme_id] = $theme;
+ }
+ else
+ {
+ $not_installed[$theme_id] = $theme;
+ }
+ }
+ $this->fs_themes = $active_themes + $inactive_themes + $not_installed;
+ }
+
+ // themes specific methods
+ function get_fs_themes_with_ini()
+ {
+ $themes_dir = PHPWG_ROOT_PATH.'themes';
+
+ $fs_themes = array();
+
+ foreach (get_dirs($themes_dir) as $theme)
+ {
+ $conf_file = $themes_dir.'/'.$theme.'/themeconf.inc.php';
+ if (file_exists($conf_file))
+ {
+ $theme_data = array(
+ 'name' => $theme,
+ );
+
+ $ini_file = $themes_dir.'/'.$theme.'/theme.ini';
+ if (file_exists($ini_file))
+ {
+ $theme_ini = parse_ini_file($ini_file);
+ if (isset($theme_ini['extension_id']))
+ {
+ $theme_data['extension_id'] = $theme_ini['extension_id'];
+ }
+ }
+
+ array_push($fs_themes, $theme_data);
+ }
+ }
+
+ echo '<pre>'; print_r($fs_themes); echo '</pre>';
+ }
+
+
+}
+?> \ No newline at end of file