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<?php
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// $Id: css.functions.php 560 2008-01-18 20:42:06Z Ruebenwurzel $
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######################################################################################################################
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#
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# PURPOSE OF THIS FILE:
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# This file contains functions to edit the module CSS files (frontend.css and backend.css)
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#
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# INVOKED BY:
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# This file is invoked when a user clicks on the edit CSS button in the modify.php file
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#
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######################################################################################################################
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/**
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Module developed for the Open Source Content Management System Website Baker (http://websitebaker.org)
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Copyright (C) year, Authors name
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Contact me: author(at)domain.xxx, http://authorwebsite.xxx
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This module is free software. You can redistribute it and/or modify it
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under the terms of the GNU General Public License - version 2 or later,
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as published by the Free Software Foundation: http://www.gnu.org/licenses/gpl.html.
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This module is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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**/
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// prevent this file from being accesses directly
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if(defined('WB_PATH') == false) {
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exit("Cannot access this file directly");
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}
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/**
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DEFINE LANGUAGE DEPENDING OUTPUTS FOR THE EDIT CSS PART
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*/
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$lang_dir = WB_PATH .'/modules/' .basename(dirname(__FILE__)) .'/languages/';
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if(file_exists($lang_dir .LANGUAGE .'.php')) {
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// try to include custom language file if exists
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require_once($lang_dir .LANGUAGE .'.php');
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} elseif(file_exists($lang_dir .'EN.php')) {
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// try to include default module language file
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require_once($lang_dir .'EN.php');
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}
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// set defaults if output varibles are not set in the languages files
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if(!isset($CAP_EDIT_CSS)) $CAP_EDIT_CSS = 'Edit CSS';
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if(!isset($CAP_TOGGLE_CSS)) $CAP_TOGGLE_CSS = 'Switch to ';
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if(!isset($HEADING_CSS_FILE)) $HEADING_CSS_FILE = 'Actual module file: ';
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if(!isset($TXT_EDIT_CSS_FILE)) $TXT_EDIT_CSS_FILE = 'Edit the CSS definitions in the textarea below.';
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// this function checks if the specified optional module file exists
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if (!function_exists('mod_file_exists')) {
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function mod_file_exists($mod_file='frontend.css') {
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// extract the module directory
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$mod_dir = basename(dirname(__FILE__)) .'/' .$mod_file;
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return file_exists(WB_PATH .'/modules/' .$mod_dir);
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}
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}
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// this function displays a "Edit CSS" button in modify.php
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// if the optional module files (module.css, module.js) if exists
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if (!function_exists('css_edit')) {
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function css_edit() {
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global $page_id, $section_id, $CAP_EDIT_CSS;
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// extract the module directory
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$mod_dir = basename(dirname(__FILE__));
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$frontend_css = mod_file_exists('frontend.css');
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$backend_css = mod_file_exists('backend.css');
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if($frontend_css || $backend_css) {
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// display link to edit the optional CSS module files
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$file = $frontend_css ? 'frontend.css' : 'backend.css';
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$output = '<div class="mod_' .$mod_dir .'_edit_css"><a href="' .WB_URL .'/modules/' .$mod_dir .'/edit_css.php';
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$output .= '?page_id=' .$page_id .'§ion_id=' .$section_id .'&edit_file=' .$file .'">';
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$output .= $CAP_EDIT_CSS .'</a></div>';
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echo $output;
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}
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}
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}
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// this function returns a secure module file from $_GET['edit_file']
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if (!function_exists('edit_mod_file')) {
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function edit_mod_file() {
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$allowed_files = array('frontend.css', 'backend.css');
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if(isset($_GET['edit_file']) && in_array($_GET['edit_file'], $allowed_files)) {
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return $_GET['edit_file'];
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} elseif(mod_file_exists('frontend.css')) {
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return 'frontend.css';
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} elseif(mod_file_exists('backend_css')) {
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return 'backend.css';
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} else {
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return '';
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}
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}
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}
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// this function displays a button to toggle between the optional module CSS files
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// function is invoked from edit_css.php file
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if (!function_exists('toggle_css_file')) {
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function toggle_css_file($base_css_file = 'frontend.css') {
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$allowed_mod_files = array('frontend.css', 'backend.css');
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if(!in_array($base_css_file, $allowed_mod_files)) return;
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global $page_id, $section_id, $CAP_TOGGLE_CSS;
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// extract the module directory
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$mod_dir = basename(dirname(__FILE__));
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$toggle_file = ($base_css_file == 'frontend.css') ? 'backend.css' : 'frontend.css';
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if(mod_file_exists($toggle_file)) {
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// display button to toggle between the two CSS files: frontend.css, backend.css
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$output = '<div class="mod_' .$mod_dir .'_edit_css"><a href="' .WB_URL .'/modules/' .$mod_dir .'/edit_css.php';
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$output .= '?page_id=' .$page_id .'§ion_id=' .$section_id .'&edit_file=' .$toggle_file .'">';
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$output .= $CAP_TOGGLE_CSS .$toggle_file .'</a></div>';
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echo $output;
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}
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}
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}
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?>
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