| 1 | <?php
 | 
  
    | 2 | 
 | 
  
    | 3 | // $Id: css.functions.php 562 2008-01-18 23:07:03Z Ruebenwurzel $
 | 
  
    | 4 | 
 | 
  
    | 5 | ######################################################################################################################
 | 
  
    | 6 | #
 | 
  
    | 7 | #	PURPOSE OF THIS FILE:
 | 
  
    | 8 | #	This file contains functions to edit the module CSS files (frontend.css and backend.css)
 | 
  
    | 9 | #
 | 
  
    | 10 | #	INVOKED BY:
 | 
  
    | 11 | # 	This file is invoked when a user clicks on the edit CSS button in the modify.php file
 | 
  
    | 12 | #
 | 
  
    | 13 | ######################################################################################################################
 | 
  
    | 14 | 
 | 
  
    | 15 | /**
 | 
  
    | 16 |   Module developed for the Open Source Content Management System Website Baker (http://websitebaker.org)
 | 
  
    | 17 |   Copyright (C) year, Authors name
 | 
  
    | 18 |   Contact me: author(at)domain.xxx, http://authorwebsite.xxx
 | 
  
    | 19 | 
 | 
  
    | 20 |   This module is free software. You can redistribute it and/or modify it 
 | 
  
    | 21 |   under the terms of the GNU General Public License  - version 2 or later, 
 | 
  
    | 22 |   as published by the Free Software Foundation: http://www.gnu.org/licenses/gpl.html.
 | 
  
    | 23 | 
 | 
  
    | 24 |   This module is distributed in the hope that it will be useful, 
 | 
  
    | 25 |   but WITHOUT ANY WARRANTY; without even the implied warranty of 
 | 
  
    | 26 |   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
 | 
  
    | 27 |   GNU General Public License for more details.
 | 
  
    | 28 | **/
 | 
  
    | 29 | 
 | 
  
    | 30 | // prevent this file from being accesses directly
 | 
  
    | 31 | if(defined('WB_PATH') == false) {
 | 
  
    | 32 | 	exit("Cannot access this file directly"); 
 | 
  
    | 33 | }
 | 
  
    | 34 | 
 | 
  
    | 35 | /**
 | 
  
    | 36 | DEFINE LANGUAGE DEPENDING OUTPUTS FOR THE EDIT CSS PART
 | 
  
    | 37 | */
 | 
  
    | 38 | $lang_dir = WB_PATH .'/modules/' .basename(dirname(__FILE__)) .'/languages/';
 | 
  
    | 39 | if(file_exists($lang_dir .LANGUAGE .'.php')) {
 | 
  
    | 40 | 	// try to include custom language file if exists
 | 
  
    | 41 | 	require_once($lang_dir .LANGUAGE .'.php');
 | 
  
    | 42 | } elseif(file_exists($lang_dir .'EN.php')) {
 | 
  
    | 43 | 	// try to include default module language file
 | 
  
    | 44 | 	require_once($lang_dir .'EN.php');
 | 
  
    | 45 | }
 | 
  
    | 46 | 
 | 
  
    | 47 | // set defaults if output varibles are not set in the languages files
 | 
  
    | 48 | if(!isset($CAP_EDIT_CSS)) $CAP_EDIT_CSS	= 'Edit CSS';
 | 
  
    | 49 | if(!isset($CAP_TOGGLE_CSS)) $CAP_TOGGLE_CSS	= 'Switch to ';
 | 
  
    | 50 | if(!isset($HEADING_CSS_FILE))	$HEADING_CSS_FILE = 'Actual module file: ';
 | 
  
    | 51 | if(!isset($TXT_EDIT_CSS_FILE)) $TXT_EDIT_CSS_FILE = 'Edit the CSS definitions in the textarea below.';
 | 
  
    | 52 | 
 | 
  
    | 53 | // this function checks if the specified optional module file exists
 | 
  
    | 54 | if (!function_exists('mod_file_exists')) {
 | 
  
    | 55 | 	function mod_file_exists($mod_file='frontend.css') {
 | 
  
    | 56 | 		// extract the module directory
 | 
  
    | 57 | 		$mod_dir = basename(dirname(__FILE__)) .'/' .$mod_file;
 | 
  
    | 58 | 		return file_exists(WB_PATH .'/modules/' .$mod_dir);
 | 
  
    | 59 | 	}
 | 
  
    | 60 | }
 | 
  
    | 61 | 
 | 
  
    | 62 | // this function displays a "Edit CSS" button in modify.php 
 | 
  
    | 63 | // if the optional module files (module.css, module.js) if exists
 | 
  
    | 64 | if (!function_exists('css_edit')) {
 | 
  
    | 65 | 	function css_edit() {
 | 
  
    | 66 | 		global $page_id, $section_id, $CAP_EDIT_CSS;
 | 
  
    | 67 | 		// extract the module directory
 | 
  
    | 68 | 		$mod_dir = basename(dirname(__FILE__));
 | 
  
    | 69 | 		$frontend_css = mod_file_exists('frontend.css');
 | 
  
    | 70 | 		$backend_css = mod_file_exists('backend.css');
 | 
  
    | 71 | 		if($frontend_css || $backend_css) {
 | 
  
    | 72 | 			// display link to edit the optional CSS module files
 | 
  
    | 73 | 			$file = $frontend_css ? 'frontend.css' : 'backend.css';
 | 
  
    | 74 | 			$output  = '<div class="mod_' .$mod_dir .'_edit_css"><a href="' .WB_URL .'/modules/' .$mod_dir .'/edit_css.php';
 | 
  
    | 75 | 			$output .= '?page_id=' .$page_id .'§ion_id=' .$section_id .'&edit_file=' .$file .'">';
 | 
  
    | 76 | 			$output .= $CAP_EDIT_CSS .'</a></div>';
 | 
  
    | 77 | 			echo $output;
 | 
  
    | 78 | 		}
 | 
  
    | 79 | 	}
 | 
  
    | 80 | }
 | 
  
    | 81 | 
 | 
  
    | 82 | // this function returns a secure module file from $_GET['edit_file']
 | 
  
    | 83 | if (!function_exists('edit_mod_file')) {
 | 
  
    | 84 | 	function edit_mod_file() {
 | 
  
    | 85 | 		$allowed_files = array('frontend.css', 'backend.css');
 | 
  
    | 86 | 		if(isset($_GET['edit_file']) && in_array($_GET['edit_file'], $allowed_files)) {
 | 
  
    | 87 | 			return $_GET['edit_file'];
 | 
  
    | 88 | 		} elseif(mod_file_exists('frontend.css')) {
 | 
  
    | 89 | 			return 'frontend.css';
 | 
  
    | 90 | 		} elseif(mod_file_exists('backend_css')) {
 | 
  
    | 91 | 			return 'backend.css';
 | 
  
    | 92 | 		} else {
 | 
  
    | 93 | 			return '';
 | 
  
    | 94 | 		}
 | 
  
    | 95 | 	}
 | 
  
    | 96 | }	
 | 
  
    | 97 | 
 | 
  
    | 98 | // this function displays a button to toggle between the optional module CSS files
 | 
  
    | 99 | // function is invoked from edit_css.php file
 | 
  
    | 100 | if (!function_exists('toggle_css_file')) {
 | 
  
    | 101 | 	function toggle_css_file($base_css_file = 'frontend.css') {
 | 
  
    | 102 | 		$allowed_mod_files = array('frontend.css', 'backend.css');
 | 
  
    | 103 | 		if(!in_array($base_css_file, $allowed_mod_files)) return;
 | 
  
    | 104 | 		global $page_id, $section_id, $CAP_TOGGLE_CSS;
 | 
  
    | 105 | 		// extract the module directory
 | 
  
    | 106 | 		$mod_dir = basename(dirname(__FILE__));
 | 
  
    | 107 | 		$toggle_file = ($base_css_file == 'frontend.css') ? 'backend.css' : 'frontend.css';
 | 
  
    | 108 | 		if(mod_file_exists($toggle_file)) {
 | 
  
    | 109 | 			// display button to toggle between the two CSS files: frontend.css, backend.css
 | 
  
    | 110 | 			$output  = '<div class="mod_' .$mod_dir .'_edit_css"><a href="' .WB_URL .'/modules/' .$mod_dir .'/edit_css.php';
 | 
  
    | 111 | 			$output .= '?page_id=' .$page_id .'§ion_id=' .$section_id .'&edit_file=' .$toggle_file .'">';
 | 
  
    | 112 | 			$output .= $CAP_TOGGLE_CSS .$toggle_file .'</a></div>';
 | 
  
    | 113 | 			echo $output;
 | 
  
    | 114 | 		}
 | 
  
    | 115 | 	}
 | 
  
    | 116 | }
 | 
  
    | 117 | 
 | 
  
    | 118 | ?>
 |