WB 2.08.x

!	added updated edit CSS functions to the News module

/**

	DEFINE LANGUAGE DEPENDING OUTPUTS FOR THE EDIT CSS PART

*/

$lang_dir = WB_PATH .'/modules/' .$_POST['mod_dir'] .'/languages/';

if(file_exists($lang_dir .LANGUAGE .'.php')) {

	// try to include custom language file if exists

	require_once($lang_dir .LANGUAGE .'.php');

} elseif(file_exists($lang_dir .'EN.php')) {

	// try to include default module language file

	require_once($lang_dir .'EN.php');

}

// set defaults if output varibles are not set in the languages files

if(!isset($CAP_EDIT_CSS)) $CAP_EDIT_CSS	= 'Edit CSS';

if(!isset($HEADING_CSS_FILE))	$HEADING_CSS_FILE = 'Actual module file: ';

if(!isset($TXT_EDIT_CSS_FILE)) $TXT_EDIT_CSS_FILE = 'Edit the CSS definitions in the textarea below.';

// check if the module directory is valid

$mod_dir = check_module_dir($_POST['mod_dir']);

if($mod_dir == '') die(header('Location: index.php'));

if($_POST['action'] == 'save' && mod_file_exists($mod_dir, $_POST['edit_file'])) {

		SAVE THE UPDATED CONTENTS TO THE CSS FILE

		// Javascript is enabled so take contents from hidden field: css_codepress

		// Javascript disabled, take contens from textarea: css_data

		MODIFY CONTENTS OF THE CSS FILE VIA TEXT AREA 

	// include the backend.css file if exists

	if(file_exists(WB_PATH .'/modules/' .$mod_dir .'/backend.css')) {

		echo '<style type="text/css">';

		include(WB_PATH .'/modules/' .$mod_dir .'/backend.css');

		echo "\n</style>\n";

	}

	$css_file = (in_array($_POST['edit_file'], array('frontend.css', 'backend.css'))) ? $_POST['edit_file'] : '';

		// write out heading

		echo '<h2>' .$HEADING_CSS_FILE .'"' .$css_file .'"</h2>';

		// include button to switch between frontend.css and backend.css (only shown if both files exists)

		toggle_css_file($mod_dir, $css_file); 

	  echo '<p>' .$TXT_EDIT_CSS_FILE .'</p>';

		// output content of module file to textareas

		<form name="edit_module_file" action="<?php echo $_SERVER['PHP_SELF'];?>" method="post" style="margin: 0;">

	  	<input type="hidden" name="page_id" value="<?php echo $page_id; ?>">

	  	<input type="hidden" name="section_id" value="<?php echo $section_id; ?>">

	  	<input type="hidden" name="mod_dir" value="<?php echo $mod_dir; ?>">

	  	<input type="hidden" name="action" value="save">

// prevent this file from being accessed directly

if(!defined('WB_PATH')) die(header('Location: index.php'));  

// this function checks the validity of the specified module directory

if(!function_exists('check_module_dir')) {

	function check_module_dir($mod_dir) {

		// check if module directory is formal correct (only characters: "a-z,0-9,_,-")

		if(!preg_match('/^[a-z0-9_-]+$/iD', $mod_dir)) return '';

		// check if the module folder contains the required info.php file

		return (file_exists(WB_PATH .'/modules/' .$mod_dir .'/info.php')) ? $mod_dir : '';

	}

	function mod_file_exists($mod_dir, $mod_file='frontend.css') {

  	// check if the module file exists

		return file_exists(WB_PATH .'/modules/' .$mod_dir .'/' .$mod_file);

// this function displays the "Edit CSS" button in modify.php 

	function css_edit($mod_dir) {

		// check if specified module directory is valid

		if(check_module_dir($mod_dir) == '') return;

		// check if frontend.css or backend.css exist

		$frontend_css = mod_file_exists($mod_dir, 'frontend.css');

		$backend_css = mod_file_exists($mod_dir, 'backend.css');

		// output the edit CSS submtin button if required

			// default text used for the edit CSS routines if not defined in the modules language file

			if(!isset($CAP_EDIT_CSS)) $CAP_EDIT_CSS	= 'Edit CSS';

			if(!isset($HEADING_CSS_FILE)) $HEADING_CSS_FILE	= 'Actual module file: ';

			if(!isset($TXT_EDIT_CSS_FILE)) $TXT_EDIT_CSS_FILE = 'Edit the CSS definitions in the textarea below.';

			?>

			<form name="edit_module_file" action="<?php echo WB_URL .'/modules/' .$mod_dir .

				'/edit_css.php';?>" method="post" style="margin: 0; align:right;">

				<input type="hidden" name="page_id" value="<?php echo $page_id; ?>">

				<input type="hidden" name="section_id" value="<?php echo $section_id; ?>">

				<input type="hidden" name="mod_dir" value="<?php echo $mod_dir; ?>">

				<input type="hidden" name="edit_file" value="<?php echo ($frontend_css) ?'frontend.css' : 'backend.css';?>">

				<input type="hidden" name="action" value="edit">

				<input type="submit" value="<?php echo $CAP_EDIT_CSS;?>" class="mod_<?php echo $mod_dir;?>_edit_css">

			</form>

			<?php

    }

  }

// this function displays a button to toggle between CSS files (invoked from edit_css.php)

	function toggle_css_file($mod_dir, $base_css_file = 'frontend.css') {

		// check if specified module directory is valid

		if(check_module_dir($mod_dir) == '') return;

		// do sanity check of specified css file

		if(!in_array($base_css_file, array('frontend.css', 'backend.css'))) return;

		// display button to toggle between the two CSS files: frontend.css, backend.css

		if(mod_file_exists($mod_dir, $toggle_file)) {

			?>

			<form name="toggle_module_file" action="<?php echo WB_URL .'/modules/' .$mod_dir .

				'/edit_css.php';?>" method="post" style="margin: 0; align:right;">

				<input type="hidden" name="page_id" value="<?php echo $page_id; ?>">

				<input type="hidden" name="section_id" value="<?php echo $section_id; ?>">

				<input type="hidden" name="mod_dir" value="<?php echo $mod_dir; ?>">

				<input type="hidden" name="edit_file" value="<?php echo $toggle_file; ?>">

				<input type="hidden" name="action" value="edit">

				<input type="submit" value="<?php echo ucwords($toggle_file);?>" class="mod_<?php echo $mod_dir;?>_edit_css">

			</form>

			<?php

  }

	// include the button to edit the optional module CSS files

	// Place this call outside of any <form></form> construct!!!

	css_edit('news');

/* 

  The definitions below provide the style for the edit CSS button 

  Required CSS class name: input.mod_moduledirectory_edit_css

*/

input.mod_news_edit_css {

  color: #000;

  background-color: #F0F0F0;

  border: 1px solid gray;

  padding: 2px;

  margin: 0;

  margin-left: 625px;

  margin-top: -20px;

  margin-bottom: 5px;

  width: 110px;