mirror of
https://github.com/Piwigo/Piwigo.git
synced 2026-03-28 17:42:57 +01:00
363268ab99
(a parent includes grand father and his own father, and his own father, and so on... until the root theme is "default" or has no parent declared) git-svn-id: http://piwigo.org/svn/trunk@5259 68402e56-0260-453c-a942-63ccdbb3a9ee
730 lines
19 KiB
PHP
730 lines
19 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | Piwigo - a PHP based picture gallery |
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// +-----------------------------------------------------------------------+
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// | Copyright(C) 2008-2010 Piwigo Team http://piwigo.org |
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// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
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// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
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// +-----------------------------------------------------------------------+
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// | This program is free software; you can redistribute it and/or modify |
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// | it under the terms of the GNU General Public License as published by |
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// | the Free Software Foundation |
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// | |
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// | This program is distributed in the hope that it will be useful, but |
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// | WITHOUT ANY WARRANTY; without even the implied warranty of |
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// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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// | General Public License for more details. |
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// | |
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// | You should have received a copy of the GNU General Public License |
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// | along with this program; if not, write to the Free Software |
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// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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// | USA. |
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// +-----------------------------------------------------------------------+
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class themes
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{
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var $fs_themes = array();
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var $db_themes_by_id = array();
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var $server_themes = array();
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/**
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* Initialize $fs_themes and $db_themes_by_id
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*/
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function themes()
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{
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$this->get_fs_themes();
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foreach ($this->get_db_themes() as $db_theme)
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{
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$this->db_themes_by_id[$db_theme['id']] = $db_theme;
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}
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}
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/**
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* Set tabsheet for themes pages.
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* @param string selected page.
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*/
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function set_tabsheet($selected)
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{
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include_once(PHPWG_ROOT_PATH.'admin/include/tabsheet.class.php');
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$link = get_root_url().'admin.php?page=';
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$tabsheet = new tabsheet();
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$tabsheet->add('themes_installed', l10n('Installed Themes'), $link.'themes_installed');
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$tabsheet->add('themes_new', l10n('Add New Theme'), $link.'themes_new');
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$tabsheet->select($selected);
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$tabsheet->assign();
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}
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/**
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* Perform requested actions
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* @param string - action
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* @param string - theme id
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* @param array - errors
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*/
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function perform_action($action, $theme_id)
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{
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if (isset($this->db_themes_by_id[$theme_id]))
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{
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$crt_db_theme = $this->db_themes_by_id[$theme_id];
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}
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$errors = array();
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switch ($action)
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{
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case 'activate':
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if (isset($crt_db_theme))
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{
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// the theme is already active
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break;
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}
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$missing_parent = $this->missing_parent_theme($theme_id);
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if (isset($missing_parent))
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{
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array_push(
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$errors,
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sprintf(
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l10n('Impossible to activate this theme, the parent theme is missing: %s'),
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$missing_parent
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)
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);
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break;
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}
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$query = "
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INSERT INTO ".THEMES_TABLE."
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SET id = '".$theme_id."'
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, version = '".$this->fs_themes[$theme_id]['version']."'
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, name = '".$this->fs_themes[$theme_id]['name']."'
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;";
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pwg_query($query);
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break;
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case 'deactivate':
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if (!isset($crt_db_theme))
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{
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// the theme is already inactive
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break;
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}
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if ($theme_id == get_default_theme())
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{
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// find a random theme to replace
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$new_theme = null;
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$query = '
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SELECT
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id
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FROM '.THEMES_TABLE.'
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WHERE id != "'.$theme_id.'"
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;';
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$result = pwg_query($query);
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if (pwg_db_num_rows($result) == 0)
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{
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$new_theme = 'default';
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}
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else
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{
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list($new_theme) = pwg_db_fetch_row($result);
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}
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$this->set_default_theme($new_theme);
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}
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$query = "
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DELETE
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FROM ".THEMES_TABLE."
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WHERE id= '".$theme_id."'
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;";
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pwg_query($query);
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break;
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case 'delete':
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if (!empty($crt_db_theme))
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{
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array_push($errors, 'CANNOT DELETE - THEME IS INSTALLED');
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break;
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}
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if (!isset($this->fs_themes[$theme_id]))
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{
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// nothing to do here
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break;
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}
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$children = $this->get_children_themes($theme_id);
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if (count($children) > 0)
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{
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array_push(
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$errors,
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sprintf(
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l10n('Impossible to delete this theme. Other themes depends on it: %s'),
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implode(', ', $children)
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)
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);
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break;
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}
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if (!$this->deltree(PHPWG_THEMES_PATH.$theme_id))
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{
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$this->send_to_trash(PHPWG_THEMES_PATH.$theme_id);
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}
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break;
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case 'set_default':
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// first we need to know which users are using the current default theme
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$this->set_default_theme($theme_id);
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break;
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}
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return $errors;
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}
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function missing_parent_theme($theme_id)
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{
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if (!isset($this->fs_themes[$theme_id]['parent']))
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{
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return null;
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}
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$parent = $this->fs_themes[$theme_id]['parent'];
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if ('default' == $parent)
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{
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return null;
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}
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if (!isset($this->fs_themes[$parent]))
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{
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return $parent;
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}
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return $this->missing_parent_theme($parent);
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}
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function get_children_themes($theme_id)
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{
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$children = array();
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foreach ($this->fs_themes as $test_child)
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{
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if (isset($test_child['parent']) and $test_child['parent'] == $theme_id)
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{
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array_push($children, $test_child['name']);
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}
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}
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return $children;
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}
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function set_default_theme($theme_id)
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{
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// first we need to know which users are using the current default theme
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$default_theme = get_default_theme();
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$query = '
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SELECT
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user_id
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FROM '.USER_INFOS_TABLE.'
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WHERE theme = "'.$default_theme.'"
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;';
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$user_ids = array_from_query($query, 'user_id');
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// $user_ids can't be empty, at least the default user has the default
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// theme
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$query = '
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UPDATE '.USER_INFOS_TABLE.'
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SET theme = "'.$theme_id.'"
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WHERE user_id IN ('.implode(',', $user_ids).')
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;';
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pwg_query($query);
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}
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function get_db_themes($id='')
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{
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$query = '
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SELECT
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*
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FROM '.THEMES_TABLE;
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$clauses = array();
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if (!empty($id))
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{
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$clauses[] = "id = '".$id."'";
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}
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if (count($clauses) > 0)
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{
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$query .= '
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WHERE '. implode(' AND ', $clauses);
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}
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$result = pwg_query($query);
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$themes = array();
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while ($row = pwg_db_fetch_assoc($result))
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{
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array_push($themes, $row);
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}
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return $themes;
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}
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/**
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* Get themes defined in the theme directory
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*/
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function get_fs_themes()
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{
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$dir = opendir(PHPWG_THEMES_PATH);
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while ($file = readdir($dir))
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{
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if ($file!='.' and $file!='..')
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{
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$path = PHPWG_THEMES_PATH.$file;
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if (is_dir($path)
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and preg_match('/^[a-zA-Z0-9-_]+$/', $file)
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and file_exists($path.'/themeconf.inc.php')
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)
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{
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$theme = array(
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'id' => $file,
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'name' => $file,
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'version' => '0',
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'uri' => '',
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'description' => '',
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'author' => '',
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);
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$theme_data = implode( '', file($path.'/themeconf.inc.php') );
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if ( preg_match("|Theme Name: (.*)|", $theme_data, $val) )
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{
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$theme['name'] = trim( $val[1] );
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}
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if (preg_match("|Version: (.*)|", $theme_data, $val))
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{
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$theme['version'] = trim($val[1]);
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}
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if ( preg_match("|Theme URI: (.*)|", $theme_data, $val) )
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{
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$theme['uri'] = trim($val[1]);
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}
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if ($desc = load_language('description.txt', $path.'/', array('return' => true)))
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{
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$theme['description'] = trim($desc);
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}
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elseif ( preg_match("|Description: (.*)|", $theme_data, $val) )
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{
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$theme['description'] = trim($val[1]);
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}
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if ( preg_match("|Author: (.*)|", $theme_data, $val) )
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{
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$theme['author'] = trim($val[1]);
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}
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if ( preg_match("|Author URI: (.*)|", $theme_data, $val) )
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{
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$theme['author uri'] = trim($val[1]);
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}
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if (!empty($theme['uri']) and strpos($theme['uri'] , 'extension_view.php?eid='))
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{
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list( , $extension) = explode('extension_view.php?eid=', $theme['uri']);
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if (is_numeric($extension)) $theme['extension'] = $extension;
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}
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if (preg_match('/["\']parent["\'][^"\']+["\']([^"\']+)["\']/', $theme_data, $val))
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{
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$theme['parent'] = $val[1];
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}
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// screenshot
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$screenshot_path = $path.'/screenshot.png';
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if (file_exists($screenshot_path))
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{
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$theme['screenshot'] = $screenshot_path;
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}
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else
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{
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global $conf;
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$theme['screenshot'] =
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PHPWG_ROOT_PATH.'admin/themes/'
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.$conf['admin_theme']
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.'/images/missing_screenshot.png'
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;
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}
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// IMPORTANT SECURITY !
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$theme = array_map('htmlspecialchars', $theme);
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$this->fs_themes[$file] = $theme;
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}
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}
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}
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closedir($dir);
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}
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/**
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* Sort fs_themes
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*/
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function sort_fs_themes($order='name')
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{
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switch ($order)
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{
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case 'name':
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uasort($this->fs_themes, 'name_compare');
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break;
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case 'status':
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$this->sort_themes_by_state();
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break;
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case 'author':
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uasort($this->fs_themes, array($this, 'theme_author_compare'));
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break;
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case 'id':
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uksort($this->fs_themes, 'strcasecmp');
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break;
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}
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}
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/**
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* Retrieve PEM server datas to $server_themes
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*/
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function get_server_themes($new=false)
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{
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global $user;
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$pem_category_id = 10;
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// Retrieve PEM versions
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$version = PHPWG_VERSION;
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$versions_to_check = array();
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$url = PEM_URL . '/api/get_version_list.php?category_id='.$pem_category_id.'&format=php';
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if (fetchRemote($url, $result) and $pem_versions = @unserialize($result))
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{
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if (!preg_match('/^\d+\.\d+\.\d+/', $version))
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{
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$version = $pem_versions[0]['name'];
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}
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$branch = substr($version, 0, strrpos($version, '.'));
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foreach ($pem_versions as $pem_version)
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{
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if (strpos($pem_version['name'], $branch) === 0)
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{
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$versions_to_check[] = $pem_version['id'];
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}
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}
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}
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if (empty($versions_to_check))
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{
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return false;
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}
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// Themes to check
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$themes_to_check = array();
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foreach($this->fs_themes as $fs_theme)
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{
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if (isset($fs_theme['extension']))
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{
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$themes_to_check[] = $fs_theme['extension'];
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}
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}
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// Retrieve PEM themes infos
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$url = PEM_URL . '/api/get_revision_list.php?category_id='.$pem_category_id.'&format=php&last_revision_only=true';
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$url .= '&version=' . implode(',', $versions_to_check);
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$url .= '&lang=' . substr($user['language'], 0, 2);
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$url .= '&get_nb_downloads=true';
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if (!empty($themes_to_check))
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{
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$url .= $new ? '&extension_exclude=' : '&extension_include=';
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$url .= implode(',', $themes_to_check);
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}
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if (fetchRemote($url, $result))
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{
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$pem_themes = @unserialize($result);
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if (!is_array($pem_themes))
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{
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return false;
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}
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foreach ($pem_themes as $theme)
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{
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$this->server_themes[$theme['extension_id']] = $theme;
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}
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return true;
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}
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return false;
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}
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/**
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* Sort $server_themes
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*/
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function sort_server_themes($order='date')
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{
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switch ($order)
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{
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case 'date':
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krsort($this->server_themes);
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break;
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case 'revision':
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usort($this->server_themes, array($this, 'extension_revision_compare'));
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break;
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case 'name':
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uasort($this->server_themes, array($this, 'extension_name_compare'));
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break;
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case 'author':
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uasort($this->server_themes, array($this, 'extension_author_compare'));
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break;
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case 'downloads':
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usort($this->server_themes, array($this, 'extension_downloads_compare'));
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break;
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}
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}
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/**
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* Extract theme files from archive
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*
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* @param string - install or upgrade
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* @param string - remote revision identifier (numeric)
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* @param string - theme id or extension id
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*/
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function extract_theme_files($action, $revision, $dest)
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{
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if ($archive = tempnam( PHPWG_THEMES_PATH, 'zip'))
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{
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$url = PEM_URL . '/download.php?rid=' . $revision;
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$url .= '&origin=piwigo_' . $action;
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if ($handle = @fopen($archive, 'wb') and fetchRemote($url, $handle))
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{
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fclose($handle);
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include(PHPWG_ROOT_PATH.'admin/include/pclzip.lib.php');
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$zip = new PclZip($archive);
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if ($list = $zip->listContent())
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{
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foreach ($list as $file)
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{
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// we search main.inc.php in archive
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if (basename($file['filename']) == 'themeconf.inc.php'
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and (!isset($main_filepath)
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or strlen($file['filename']) < strlen($main_filepath)))
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{
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$main_filepath = $file['filename'];
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}
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}
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if (isset($main_filepath))
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{
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$root = dirname($main_filepath); // main.inc.php path in archive
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if ($action == 'upgrade')
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{
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$extract_path = PHPWG_THEMES_PATH . $dest;
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}
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else
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{
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$extract_path = PHPWG_THEMES_PATH . ($root == '.' ? 'extension_' . $dest : basename($root));
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}
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if (
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$result = $zip->extract(
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PCLZIP_OPT_PATH, $extract_path,
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PCLZIP_OPT_REMOVE_PATH, $root,
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PCLZIP_OPT_REPLACE_NEWER
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)
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)
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{
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foreach ($result as $file)
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{
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if ($file['stored_filename'] == $main_filepath)
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{
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$status = $file['status'];
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break;
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}
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}
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if (file_exists($extract_path.'/obsolete.list')
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and $old_files = file($extract_path.'/obsolete.list', FILE_IGNORE_NEW_LINES)
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and !empty($old_files))
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{
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array_push($old_files, 'obsolete.list');
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foreach($old_files as $old_file)
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{
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$path = $extract_path.'/'.$old_file;
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if (is_file($path))
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{
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@unlink($path);
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}
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elseif (is_dir($path))
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{
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if (!$this->deltree($path))
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{
|
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$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>';
|
|
}
|
|
|
|
|
|
}
|
|
?>
|