/plugins/admin/ThemeManager.php
PHP | 428 lines | 352 code | 52 blank | 24 comment | 70 complexity | 3229ba10bc39b37ff5babb31c66dc192 MD5 | raw file
Possible License(s): GPL-2.0
- <?php
- /*
- * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
- * Copyright (C) 2006-2009 Dan Fuhry
- *
- * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
- *
- * 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 details.
- */
- function page_Admin_ThemeManager($force_no_json = false)
- {
- global $db, $session, $paths, $template, $plugins; // Common objects
- global $lang;
- global $cache;
-
- if ( $session->auth_level < USER_LEVEL_ADMIN || $session->user_level < USER_LEVEL_ADMIN )
- {
- $login_link = makeUrlNS('Special', 'Login/' . $paths->nslist['Special'] . 'Administration', 'level=' . USER_LEVEL_ADMIN, true);
- echo '<h3>' . $lang->get('adm_err_not_auth_title') . '</h3>';
- echo '<p>' . $lang->get('adm_err_not_auth_body', array( 'login_link' => $login_link )) . '</p>';
- return;
- }
-
- $system_themes =& $template->system_themes;
-
- // Obtain the list of themes (both available and already installed) and the styles available for each
- $dh = @opendir(ENANO_ROOT . '/themes');
- if ( !$dh )
- die('Couldn\'t open themes directory');
- $themes = array();
- while ( $dr = @readdir($dh) )
- {
- if ( $dr == '.' || $dr == '..' )
- continue;
- if ( !is_dir(ENANO_ROOT . "/themes/$dr") )
- continue;
- if ( !file_exists(ENANO_ROOT . "/themes/$dr/theme.cfg") || !is_dir(ENANO_ROOT . "/themes/$dr/css") )
- continue;
- $cdh = @opendir(ENANO_ROOT . "/themes/$dr/css");
- if ( !$cdh )
- continue;
-
- require(ENANO_ROOT . "/themes/$dr/theme.cfg");
- global $theme;
-
- $themes[$dr] = array(
- 'css' => array(),
- 'theme_name' => $theme['theme_name']
- );
- while ( $cdr = @readdir($cdh) )
- {
- if ( $cdr == '.' || $cdr == '..' )
- continue;
- if ( preg_match('/\.css$/i', $cdr) )
- $themes[$dr]['css'][] = substr($cdr, 0, -4);
- }
- }
-
- // Decide which themes are not installed
- $installable = array_flip(array_keys($themes));
- // FIXME: sanitize directory names or check with preg_match()
- $where_clause = 'theme_id = \'' . implode('\' OR theme_id = \'', array_flip($installable)) . '\'';
- $q = $db->sql_query('SELECT theme_id, theme_name, enabled FROM ' . table_prefix . "themes WHERE $where_clause;");
- if ( !$q )
- $db->_die();
-
- while ( $row = $db->fetchrow() )
- {
- $tid =& $row['theme_id'];
- unset($installable[$tid]);
- $themes[$tid]['theme_name'] = $row['theme_name'];
- $themes[$tid]['enabled'] = ( $row['enabled'] == 1 );
- }
-
- foreach ( $system_themes as $st )
- {
- unset($installable[$st]);
- }
-
- $installable = array_flip($installable);
-
- // AJAX code
- if ( $paths->getParam(0) === 'action.json' && !$force_no_json )
- {
- return ajaxServlet_Admin_ThemeManager($themes);
- }
-
- // List installed themes
- ?>
- <div style="float: right;">
- <a href="#" id="systheme_toggler" onclick="ajaxToggleSystemThemes(); return false;"><?php echo $lang->get('acptm_btn_system_themes_show'); ?></a>
- </div>
- <?php
- echo '<h3>' . $lang->get('acptm_heading_edit_themes') . '</h3>';
- echo '<div id="theme_list_edit">';
- foreach ( $themes as $theme_id => $theme_data )
- {
- if ( in_array($theme_id, $installable) )
- continue;
- if ( file_exists(ENANO_ROOT . "/themes/$theme_id/preview.png") )
- {
- $preview_path = scriptPath . "/themes/$theme_id/preview.png";
- }
- else
- {
- $preview_path = scriptPath . "/images/themepreview.png";
- }
- $d = ( @$theme_data['enabled'] ) ? '' : ' themebutton_theme_disabled';
- $st = ( in_array($theme_id, $system_themes) ) ? ' themebutton_theme_system' : '';
- echo '<div class="themebutton' . $st . '' . $d . '" id="themebtn_edit_' . $theme_id . '" style="background-image: url(' . $preview_path . ');">';
- if ( in_array($theme_id, $system_themes) )
- {
- echo '<a class="tb-inner" href="#" onclick="return false;">
- ' . $lang->get('acptm_btn_theme_system') . '
- <span class="themename">' . htmlspecialchars($theme_data['theme_name']) . '</span>
- </a>';
- }
- else
- {
- echo '<a class="tb-inner" href="#" onclick="ajaxEditTheme(\'' . $theme_id . '\'); return false;">
- ' . $lang->get('acptm_btn_theme_edit') . '
- <span class="themename">' . htmlspecialchars($theme_data['theme_name']) . '</span>
- </a>';
- }
- echo '</div>';
- }
- echo '</div>';
- echo '<span class="menuclear"></span>';
-
- if ( count($installable) > 0 )
- {
- echo '<h3>' . $lang->get('acptm_heading_install_themes') . '</h3>';
-
- echo '<div id="theme_list_install">';
- foreach ( $installable as $i => $theme_id )
- {
- if ( file_exists(ENANO_ROOT . "/themes/$theme_id/preview.png") )
- {
- $preview_path = scriptPath . "/themes/$theme_id/preview.png";
- }
- else
- {
- $preview_path = scriptPath . "/images/themepreview.png";
- }
- echo '<div class="themebutton" id="themebtn_install_' . $theme_id . '" enano:themename="' . htmlspecialchars($themes[$theme_id]['theme_name']) . '" style="background-image: url(' . $preview_path . ');">';
- echo '<a class="tb-inner" href="#" onclick="ajaxInstallTheme(\'' . $theme_id . '\'); return false;">
- ' . $lang->get('acptm_btn_theme_install') . '
- <span class="themename">' . htmlspecialchars($themes[$theme_id]['theme_name']) . '</span>
- </a>';
- echo '</div>';
- }
- echo '</div>';
- echo '<span class="menuclear"></span>';
- }
- }
- function ajaxServlet_Admin_ThemeManager(&$themes)
- {
- global $db, $session, $paths, $template, $plugins; // Common objects
- global $lang;
- global $cache;
-
- if ( $session->auth_level < USER_LEVEL_ADMIN || $session->user_level < USER_LEVEL_ADMIN )
- {
- $login_link = makeUrlNS('Special', 'Login/' . $paths->nslist['Special'] . 'Administration', 'level=' . USER_LEVEL_ADMIN, true);
- echo '<h3>' . $lang->get('adm_err_not_auth_title') . '</h3>';
- echo '<p>' . $lang->get('adm_err_not_auth_body', array( 'login_link' => $login_link )) . '</p>';
- return;
- }
-
- if ( !isset($_POST['r']) )
- return false;
-
- try
- {
- $request = enano_json_decode($_POST['r']);
- }
- catch ( Exception $e )
- {
- die('Exception in JSON parser, probably invalid input.');
- }
-
- if ( !isset($request['mode']) )
- {
- die('No mode specified in JSON request.');
- }
-
- switch ( $request['mode'] )
- {
- case 'fetch_theme':
- $theme_id = $db->escape($request['theme_id']);
- if ( empty($theme_id) )
- die('Invalid theme_id');
-
- $q = $db->sql_query("SELECT theme_id, theme_name, default_style, enabled, group_policy, group_list FROM " . table_prefix . "themes WHERE theme_id = '$theme_id';");
- if ( !$q )
- $db->die_json();
-
- if ( $db->numrows() < 1 )
- die('BUG: no theme with that theme_id installed.');
-
- $row = $db->fetchrow();
- $row['enabled'] = ( $row['enabled'] == 1 );
- $row['css'] = @$themes[$theme_id]['css'];
- $row['default_style'] = preg_replace('/\.css$/', '', $row['default_style']);
- $row['is_default'] = ( getConfig('theme_default') === $theme_id );
- $row['group_list'] = ( empty($row['group_list']) ) ? array() : enano_json_decode($row['group_list']);
-
- // Build a list of group names
- $row['group_names'] = array();
- $q = $db->sql_query('SELECT group_id, group_name FROM ' . table_prefix . 'groups;');
- if ( !$q )
- $db->die_json();
- while ( $gr = $db->fetchrow() )
- {
- $row['group_names'][ intval($gr['group_id']) ] = $gr['group_name'];
- }
- $db->free_result();
-
- // Build a list of usernames
- $row['usernames'] = array();
- foreach ( $row['group_list'] as $el )
- {
- if ( !preg_match('/^u:([0-9]+)$/', $el, $match) )
- continue;
- $uid =& $match[1];
- $q = $db->sql_query('SELECT username FROM ' . table_prefix . "users WHERE user_id = $uid;");
- if ( !$q )
- $db->die_json();
- if ( $db->numrows() < 1 )
- {
- $db->free_result();
- continue;
- }
- list($username) = $db->fetchrow_num();
- $row['usernames'][$uid] = $username;
- $db->free_result();
- }
-
- echo enano_json_encode($row);
- break;
- case 'uid_lookup':
- $username = @$request['username'];
- if ( empty($username) )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => $lang->get('acptm_err_invalid_username')
- )));
- }
- $username = $db->escape(strtolower($username));
- $q = $db->sql_query('SELECT user_id, username FROM ' . table_prefix . "users WHERE " . ENANO_SQLFUNC_LOWERCASE . "(username) = '$username';");
- if ( !$q )
- $db->die_json();
-
- if ( $db->numrows() < 1 )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => $lang->get('acptm_err_username_not_found')
- )));
- }
-
- list($uid, $username_real) = $db->fetchrow_num();
- $db->free_result();
-
- echo enano_json_encode(array(
- 'uid' => $uid,
- 'username' => $username_real
- ));
- break;
- case 'save_theme':
- if ( !isset($request['theme_data']) )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => 'No theme data in request'
- )));
- }
- $theme_data =& $request['theme_data'];
- // Perform integrity check on theme data
- $chk_theme_exists = isset($themes[@$theme_data['theme_id']]);
- $theme_data['theme_name'] = trim(@$theme_data['theme_name']);
- $chk_name_good = !empty($theme_data['theme_name']);
- $chk_policy_good = in_array(@$theme_data['group_policy'], array('allow_all', 'whitelist', 'blacklist'));
- $chk_grouplist_good = true;
- foreach ( $theme_data['group_list'] as $acl_entry )
- {
- if ( !preg_match('/^(u|g):[0-9]+$/', $acl_entry) )
- {
- $chk_grouplist_good = false;
- break;
- }
- }
- $chk_style_good = @in_array(@$theme_data['default_style'], @$themes[@$theme_data['theme_id']]['css']);
- if ( !$chk_theme_exists || !$chk_name_good || !$chk_policy_good || !$chk_grouplist_good || !$chk_style_good )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => $lang->get('acptm_err_save_validation_failed')
- )));
- }
-
- $enable = ( $theme_data['enabled'] ) ? '1' : '0';
- $theme_default = getConfig('theme_default');
- $warn_default = ( $theme_default === $theme_data['theme_id'] || $theme_data['make_default'] ) ?
- ' ' . $lang->get('acptm_warn_access_with_default') . ' ' :
- ' ';
- if ( $enable == 0 && ( $theme_default === $theme_data['theme_id'] || $theme_data['make_default'] ) )
- {
- $enable = '1';
- $warn_default .= '<b>' . $lang->get('acptm_warn_cant_disable_default') . '</b>';
- }
-
- // We're good. Update the theme...
- $q = $db->sql_query('UPDATE ' . table_prefix . 'themes SET
- theme_name = \'' . $db->escape($theme_data['theme_name']) . '\',
- default_style = \'' . $db->escape($theme_data['default_style']) . '\',
- group_list = \'' . $db->escape(enano_json_encode($theme_data['group_list'])) . '\',
- group_policy = \'' . $db->escape($theme_data['group_policy']) . '\',
- enabled = ' . $enable . '
- WHERE theme_id = \'' . $db->escape($theme_data['theme_id']) . '\';');
- if ( !$q )
- $db->die_json();
-
- if ( $theme_data['make_default'] && !defined('ENANO_DEMO_MODE') )
- {
- setConfig('theme_default', $theme_data['theme_id']);
- }
-
- $cache->purge('themes');
-
- echo '<div class="info-box"><b>' . $lang->get('acptm_msg_save_success') . '</b>' . $warn_default . '</div>';
-
- page_Admin_ThemeManager(true);
- break;
- case 'install':
- $theme_id =& $request['theme_id'];
- if ( !isset($themes[$theme_id]) )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => 'Theme was deleted from themes/ directory or couldn\'t read theme metadata from filesystem'
- )));
- }
- if ( !isset($themes[$theme_id]['css'][0]) )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => 'Theme doesn\'t have any files in css/, thus it can\'t be installed. (translators: l10n?)'
- )));
- }
- // build dataset
- $theme_name = $db->escape($themes[$theme_id]['theme_name']);
- $default_style = $db->escape($themes[$theme_id]['css'][0]);
- $theme_id = $db->escape($theme_id);
-
- // insert it
- $q = $db->sql_query('INSERT INTO ' . table_prefix . "themes(theme_id, theme_name, default_style, enabled, group_list, group_policy)\n"
- . " VALUES( '$theme_id', '$theme_name', '$default_style', 1, '[]', 'allow_all' );");
- if ( !$q )
- $db->die_json();
-
- $cache->purge('themes');
-
- // The response isn't processed unless it's in JSON.
- echo 'Roger that, over and out.';
-
- break;
- case 'uninstall':
- $theme_id =& $request['theme_id'];
- $theme_default = getConfig('theme_default');
-
- // Validation
- if ( !isset($themes[$theme_id]) )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => 'Theme was deleted from themes/ directory or couldn\'t read theme metadata from filesystem'
- )));
- }
-
- if ( $theme_id == $theme_default )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => $lang->get('acptm_err_uninstalling_default')
- )));
- }
-
- if ( $theme_id == 'oxygen' )
- {
- die(enano_json_encode(array(
- 'mode' => 'error',
- 'error' => $lang->get('acptm_err_uninstalling_oxygen')
- )));
- }
-
- $theme_id = $db->escape($theme_id);
-
- $q = $db->sql_query('DELETE FROM ' . table_prefix . "themes WHERE theme_id = '$theme_id';");
- if ( !$q )
- $db->die_json();
-
- $cache->purge('themes');
-
- // Change all the users that were on that theme to the default
- $default_style = $template->named_theme_list[$theme_default]['default_style'];
- $default_style = preg_replace('/\.css$/', '', $default_style);
-
- $theme_default = $db->escape($theme_default);
- $default_style = $db->escape($default_style);
-
- $q = $db->sql_query('UPDATE ' . table_prefix . "users SET theme = '$theme_default', style = '$default_style' WHERE theme = '$theme_id';");
- if ( !$q )
- $db->die_json();
-
- echo '<div class="info-box">' . $lang->get('acptm_msg_uninstall_success') . '</div>';
-
- page_Admin_ThemeManager(true);
- break;
- }
- }