mirror of
https://github.com/YunoHost-Apps/piwigo_ynh.git
synced 2024-09-03 20:06:03 +02:00
739 lines
19 KiB
PHP
739 lines
19 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | Piwigo - a PHP based photo gallery |
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// +-----------------------------------------------------------------------+
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// | Copyright(C) 2008-2016 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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/**
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* class DummyTheme_maintain
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* used when a theme uses the old procedural declaration of maintenance methods
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*/
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class DummyTheme_maintain extends ThemeMaintain
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{
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function activate($theme_version, &$errors=array())
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{
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if (is_callable('theme_activate'))
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{
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return theme_activate($this->theme_id, $theme_version, $errors);
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}
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}
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function deactivate()
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{
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if (is_callable('theme_deactivate'))
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{
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return theme_deactivate($this->theme_id);
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}
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}
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function delete()
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{
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if (is_callable('theme_delete'))
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{
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return theme_delete($this->theme_id);
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}
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}
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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 $db_themes_by_id
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*/
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function __construct()
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{
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$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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* Returns the maintain class of a theme
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* or build a new class with the procedural methods
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* @param string $theme_id
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*/
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private static function build_maintain_class($theme_id)
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{
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$file_to_include = PHPWG_THEMES_PATH.'/'.$theme_id.'/admin/maintain.inc.php';
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$classname = $theme_id.'_maintain';
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if (file_exists($file_to_include))
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{
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include_once($file_to_include);
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if (class_exists($classname))
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{
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return new $classname($theme_id);
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}
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}
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return new DummyTheme_maintain($theme_id);
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}
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/**
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* Perform requested actions
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* @param string - action
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* @param string - theme id
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* @param array - errors
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*/
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function perform_action($action, $theme_id)
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{
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global $conf;
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if (isset($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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$theme_maintain = self::build_maintain_class($theme_id);
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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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if ('default' == $theme_id)
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{
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// you can't activate the "default" theme
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break;
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}
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$missing_parent = $this->missing_parent_theme($theme_id);
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if (isset($missing_parent))
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{
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$errors[] = l10n(
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'Impossible to activate this theme, the parent theme is missing: %s',
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$missing_parent
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);
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break;
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}
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if ($this->fs_themes[$theme_id]['mobile']
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and !empty($conf['mobile_theme'])
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and $conf['mobile_theme'] != $theme_id)
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{
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$errors[] = l10n('You can activate only one mobile theme.');
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break;
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}
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$theme_maintain->activate($this->fs_themes[$theme_id]['version'], $errors);
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if (empty($errors))
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{
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$query = '
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INSERT INTO '.THEMES_TABLE.'
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(id, version, name)
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VALUES(\''.$theme_id.'\',
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\''.$this->fs_themes[$theme_id]['version'].'\',
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\''.$this->fs_themes[$theme_id]['name'].'\')
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;';
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pwg_query($query);
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if ($this->fs_themes[$theme_id]['mobile'])
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{
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conf_update_param('mobile_theme', $theme_id);
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}
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}
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break;
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case 'deactivate':
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if (!isset($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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// you can't deactivate the last theme
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if (count($this->db_themes_by_id) <= 1)
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{
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$errors[] = l10n('Impossible to deactivate this theme, you need at least one theme.');
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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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$query = '
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SELECT id
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FROM '.THEMES_TABLE.'
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WHERE id != \''.$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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$theme_maintain->deactivate();
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$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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if ($this->fs_themes[$theme_id]['mobile'])
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{
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conf_update_param('mobile_theme', '');
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}
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break;
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case 'delete':
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if (!empty($crt_db_theme))
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{
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$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($children) > 0)
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{
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$errors[] = l10n(
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'Impossible to delete this theme. Other themes depends on it: %s',
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implode(', ', $children)
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);
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break;
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}
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$theme_maintain->delete();
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deltree(PHPWG_THEMES_PATH.$theme_id, PHPWG_THEMES_PATH . 'trash');
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break;
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case 'set_default':
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// first we need to know which users are using the current default theme
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$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'] == $theme_id)
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{
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$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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global $conf;
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// first we need to know which users are using the current default theme
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$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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$user_ids = array_unique(
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array_merge(
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array_from_query($query, 'user_id'),
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array($conf['guest_id'], $conf['default_user_id'])
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)
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);
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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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$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' => $file,
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'version' => '0',
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'uri' => '',
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'description' => '',
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'author' => '',
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'mobile' => false,
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);
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$theme_data = implode('', file($path.'/themeconf.inc.php'));
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if (preg_match("|Theme Name:\\s*(.+)|", $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:\\s*([\\w.-]+)|", $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:\\s*(https?:\\/\\/.+)|", $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:\\s*(.+)|", $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:\\s*(.+)|", $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:\\s*(https?:\\/\\/.+)|", $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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if (preg_match('/["\']activable["\'].*?(true|false)/i', $theme_data, $val))
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{
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$theme['activable'] = get_boolean($val[1]);
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}
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if (preg_match('/["\']mobile["\'].*?(true|false)/i', $theme_data, $val))
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{
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$theme['mobile'] = get_boolean($val[1]);
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}
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// screenshot
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$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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.$conf['admin_theme']
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.'/images/missing_screenshot.png'
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;
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}
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$admin_file = $path.'/admin/admin.inc.php';
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if (file_exists($admin_file))
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{
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$theme['admin_uri'] = get_root_url().'admin.php?page=theme&theme='.$file;
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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, $conf;
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$get_data = array(
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'category_id' => $conf['pem_themes_category'],
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'format' => 'php',
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);
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// Retrieve PEM versions
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$version = PHPWG_VERSION;
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$versions_to_check = array();
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$url = PEM_URL . '/api/get_version_list.php';
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if (fetchRemote($url, $result, $get_data) 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 = get_branch_from_version($version);
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foreach ($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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|
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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';
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$get_data = array_merge($get_data, array(
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'last_revision_only' => 'true',
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'version' => implode(',', $versions_to_check),
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'lang' => substr($user['language'], 0, 2),
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'get_nb_downloads' => 'true',
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)
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);
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if (!empty($themes_to_check))
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{
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if ($new)
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{
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$get_data['extension_exclude'] = implode(',', $themes_to_check);
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}
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else
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{
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$get_data['extension_include'] = implode(',', $themes_to_check);
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}
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}
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if (fetchRemote($url, $result, $get_data))
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{
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$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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/**
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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':
|
|
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';
|
|
$get_data = array(
|
|
'rid' => $revision,
|
|
'origin' => 'piwigo_'.$action,
|
|
);
|
|
|
|
if ($handle = @fopen($archive, 'wb') and fetchRemote($url, $handle, $get_data))
|
|
{
|
|
fclose($handle);
|
|
include_once(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))
|
|
{
|
|
$old_files[] = 'obsolete.list';
|
|
foreach($old_files as $old_file)
|
|
{
|
|
$path = $extract_path.'/'.$old_file;
|
|
if (is_file($path))
|
|
{
|
|
@unlink($path);
|
|
}
|
|
elseif (is_dir($path))
|
|
{
|
|
deltree($path, PHPWG_THEMES_PATH . 'trash');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
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 $status;
|
|
}
|
|
|
|
/**
|
|
* Sort functions
|
|
*/
|
|
function extension_revision_compare($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;
|
|
}
|
|
|
|
}
|
|
?>
|