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1
<?php
2
/**$extra_sql
3
 *
4
 * @category        framework
5
 * @package         frontend.functions
6
 * @author          Ryan Djurovich, WebsiteBaker Project
7
 * @copyright       2009-2013, WebsiteBaker Org. e.V.
8
 * @link            http://www.websitebaker.org/
9
 * @license         http://www.gnu.org/licenses/gpl.html
10
 * @platform        WebsiteBaker 2.8.4
11
 * @requirements    PHP 5.2.2 and higher
12
 * @version         $Id: frontend.functions.php 2070 2014-01-03 01:21:42Z darkviper $
13
 * @filesource      $HeadURL: svn://isteam.dynxs.de/wb-archiv/branches/2.8.x/wb/framework/frontend.functions.php $
14
 * @lastmodified    $Date: 2014-01-03 02:21:42 +0100 (Fri, 03 Jan 2014) $
15
 *
16
*/
17
/* -------------------------------------------------------- */
18
// Must include code to stop this file being accessed directly
19
if(!defined('WB_PATH')) {
20
	require_once(dirname(__FILE__).'/globalExceptionHandler.php');
21
	throw new IllegalFileException();
22
}
23
/* -------------------------------------------------------- */
24
// compatibility mode for versions before 2.8.1
25
	if(isset($wb)) {$admin = $wb; }
26
	if(isset($wb->default_link)) { $default_link = $wb->default_link; }
27
	if(isset($wb->page_trail)) {$page_trail = $wb->page_trail; }
28
	if(isset($wb->page_description)) {$page_description = $wb->page_description;}
29
	if(isset($wb->page_keywords)) {$page_keywords = $wb->page_keywords;}
30
	if(isset($wb->link)) {$page_link = $wb->link;}
31

    
32
	$include_head_link_css = '';
33
	$include_body_links    = '';
34
	$include_head_links    = '';
35

    
36
// workout to included frontend.css, fronten.js and frontend_body.js in snippets
37
	$sql  = 'SELECT `directory` FROM `'.TABLE_PREFIX.'addons` ';
38
	$sql .= 'WHERE `type`=\'module\' AND `function`=\'snippet\'';
39
	if(($resSnippets = $database->query($sql))) {
40
		while($recSnippet = $resSnippets->fetchRow(MYSQL_ASSOC)) {
41
			$module_dir = $recSnippet['directory'];
42
			if (is_readable(WB_PATH.'/modules/'.$module_dir.'/include.php')) {
43
				include(WB_PATH.'/modules/'.$module_dir.'/include.php');
44
			// check if frontend.css file needs to be included into the <head></head> of index.php
45

    
46
				if( is_readable(WB_PATH .'/modules/'.$module_dir.'/frontend.css')) {
47
					$include_head_link_css .= '<link href="'.WB_URL.'/modules/'.$module_dir.'/frontend.css"';
48
					$include_head_link_css .= ' rel="stylesheet" type="text/css" media="screen" />'."\n";
49
					$include_head_file = 'frontend.css';
50
				}
51
			// check if frontend.js file needs to be included into the <body></body> of index.php
52
				if(is_readable(WB_PATH .'/modules/'.$module_dir.'/frontend.js')) {
53
					$include_head_links .= '<script src="'.WB_URL.'/modules/'.$module_dir.'/frontend.js" type="text/javascript"></script>'."\n";
54
					$include_head_file = 'frontend.js';
55
				}
56
			// check if frontend_body.js file needs to be included into the <body></body> of index.php
57
				if(is_readable(WB_PATH .'/modules/'.$module_dir.'/frontend_body.js')) {
58
					$include_body_links .= '<script src="'.WB_URL.'/modules/'.$module_dir.'/frontend_body.js" type="text/javascript"></script>'."\n";
59
					$include_body_file = 'frontend_body.js';
60
				}
61
			}
62
		}
63
	}
64

    
65
// Frontend functions
66
if(!function_exists('page_link')) {
67
	/**
68
	 * generate full qualified URL from relative link based on pages_dir
69
	 * @param string $link
70
	 * @return string
71
	 */
72
	function page_link($link) {
73
		return $GLOBALS['wb']->page_link($link);
74
	}
75
}
76

    
77
if (!function_exists('get_page_link')) {
78
    /**
79
	 * get relative link from database based on pages_dir
80
	 * @global <type> $database
81
	 * @param <type> $id
82
	 * @return <type>
83
	 */
84
	function get_page_link( $id )
85
    {
86
        global $database;
87
        $sql = 'SELECT `link` FROM `'.TABLE_PREFIX.'pages` WHERE `page_id` = '.$id;
88
        $link = $database->get_one( $sql );
89
        return $link;
90
    }
91
}
92

    
93
//function to highlight search results
94
if(!function_exists('search_highlight')) {
95
	/**
96
	 *
97
	 * @staticvar boolean $string_ul_umlaut
98
	 * @staticvar boolean $string_ul_regex
99
	 * @param string $foo
100
	 * @param array $arr_string
101
	 * @return string
102
	 */
103
	function search_highlight($foo='', $arr_string=array()) {
104
		require_once(WB_PATH.'/framework/functions.php');
105
		static $string_ul_umlaut = FALSE;
106
		static $string_ul_regex = FALSE;
107
		if($string_ul_umlaut === FALSE || $string_ul_regex === FALSE) {
108
			require(WB_PATH.'/search/search_convert.php');
109
		}
110
		$foo = entities_to_umlauts($foo, 'UTF-8');
111
		array_walk($arr_string, create_function('&$v,$k','$v = preg_quote($v, \'~\');'));
112
		$search_string = implode("|", $arr_string);
113
		$string = str_replace($string_ul_umlaut, $string_ul_regex, $search_string);
114
		// the highlighting
115
		// match $string, but not inside <style>...</style>, <script>...</script>, <!--...--> or HTML-Tags
116
		// Also droplet tags are now excluded from highlighting.
117
		// split $string into pieces - "cut away" styles, scripts, comments, HTML-tags and eMail-addresses
118
		// we have to cut <pre> and <code> as well.
119
		// for HTML-Tags use <(?:[^<]|<.*>)*> which will match strings like <input ... value="<b>value</b>" >
120
		$matches = preg_split("~(\[\[.*\]\]|<style.*</style>|<script.*</script>|<pre.*</pre>|<code.*</code>|<!--.*-->|<(?:[^<]|<.*>)*>|\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}\b)~iUs",$foo,-1,(PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY));
121
		if(is_array($matches) && $matches != array()) {
122
			$foo = "";
123
			foreach($matches as $match) {
124
				if($match{0}!="<" && !preg_match('/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}$/i', $match) && !preg_match('~\[\[.*\]\]~', $match)) {
125
					$match = str_replace(array('&lt;', '&gt;', '&amp;', '&quot;', '&#039;', '&nbsp;'), array('<', '>', '&', '"', '\'', "\xC2\xA0"), $match);
126
					$match = preg_replace('~('.$string.')~ui', '_span class=_highlight__$1_/span_',$match);
127
					$match = str_replace(array('&', '<', '>', '"', '\'', "\xC2\xA0"), array('&amp;', '&lt;', '&gt;', '&quot;', '&#039;', '&nbsp;'), $match);
128
					$match = str_replace(array('_span class=_highlight__', '_/span_'), array('<span class="highlight">', '</span>'), $match);
129
				}
130
				$foo .= $match;
131
			}
132
		}
133

    
134
		if(DEFAULT_CHARSET != 'utf-8') {
135
			$foo = umlauts_to_entities($foo, 'UTF-8');
136
		}
137
		return $foo;
138
	}
139
}
140

    
141
if (!function_exists('page_menu')) {
142
	/**
143
	 * Old menu generator
144
	 * @deprecated from WB 2.9.x and up
145
	 * @global <type> $wb
146
	 * @param <type> $parent
147
	 * @param <type> $menu_number
148
	 * @param <type> $item_template
149
	 * @param <type> $menu_header
150
	 * @param <type> $menu_footer
151
	 * @param <type> $default_class
152
	 * @param <type> $current_class
153
	 * @param <type> $recurse
154
	 */
155
	function page_menu($parent = 0, $menu_number = 1, $item_template = '<li[class]>[a] [menu_title] [/a]</li>', $menu_header = '<ul>', $menu_footer = '</ul>', $default_class = ' class="menu_default"', $current_class = ' class="menu_current"', $recurse = LEVEL) {
156
		global $wb;
157
		$wb->menu_number=$menu_number;
158
		$wb->menu_item_template=$item_template;
159
		$wb->menu_item_footer='';
160
		$wb->menu_parent = $parent;
161
		$wb->menu_header = $menu_header;
162
		$wb->menu_footer = $menu_footer;
163
		$wb->menu_default_class = $default_class;
164
		$wb->menu_current_class = $current_class;
165
		$wb->menu_recurse = $recurse+2;
166
		$wb->menu();
167
		unset($wb->menu_parent);
168
		unset($wb->menu_number);
169
		unset($wb->menu_item_template);
170
		unset($wb->menu_item_footer);
171
		unset($wb->menu_header);
172
		unset($wb->menu_footer);
173
		unset($wb->menu_default_class);
174
		unset($wb->menu_current_class);
175
		unset($wb->menu_start_level);
176
		unset($wb->menu_collapse);
177
		unset($wb->menu_recurse);
178
	}
179
}
180

    
181
if (!function_exists('show_menu')) {
182
	/**
183
	 * Old menu generator
184
	 * @deprecated from WB 2.9.x and up
185
	 * @global  $wb
186
	 * @param <type> $menu_number
187
	 * @param <type> $start_level
188
	 * @param <type> $recurse
189
	 * @param <type> $collapse
190
	 * @param <type> $item_template
191
	 * @param <type> $item_footer
192
	 * @param <type> $menu_header
193
	 * @param <type> $menu_footer
194
	 * @param <type> $default_class
195
	 * @param <type> $current_class
196
	 * @param <type> $parent
197
	 */
198
	function show_menu($menu_number = NULL, $start_level=NULL, $recurse = NULL, $collapse = NULL, $item_template = NULL, $item_footer = NULL, $menu_header = NULL, $menu_footer = NULL, $default_class = NULL, $current_class = NULL, $parent = NULL) {
199
		global $wb;
200
		if (isset($menu_number))
201
			$wb->menu_number=$menu_number;
202
		if (isset($start_level))
203
			$wb->menu_start_level=$start_level;
204
		if (isset($recurse))
205
			$wb->menu_recurse=$recurse;
206
		if (isset($collapse))
207
			$wb->menu_collapse=$collapse;
208
		if (isset($item_template))
209
			$wb->menu_item_template=$item_template;
210
		if (isset($item_footer))
211
			$wb->menu_item_footer=$item_footer;
212
		if (isset($menu_header))
213
			$wb->menu_header=$menu_header;
214
		if (isset($menu_footer))
215
			$wb->menu_footer=$menu_footer;
216
		if (isset($default_class))
217
			$wb->menu_default_class=$default_class;
218
		if (isset($current_class))
219
			$wb->menu_current_class=$current_class;
220
		if (isset($parent))
221
			$wb->menu_parent=$parent;
222
		$wb->menu();
223
		unset($wb->menu_recurse);
224
		unset($wb->menu_parent);
225
		unset($wb->menu_start_level);
226
	}
227
}
228

    
229
if (!function_exists('page_content')) {
230
	/**
231
	 *
232
	 * @global array $TEXT
233
	 * @global array $MENU
234
	 * @global array $HEADING
235
	 * @global array $MESSAGE
236
	 * @global array $globals several global vars
237
	 * @global datadase $database
238
	 * @global wb $wb
239
	 * @global string $global_name
240
	 * @param int $block
241
	 * @param boolean true to print $content, false return $content
242
	 * @return void
243
	 */
244
	function page_content($block = 1) {
245
		// Get outside objects
246
		global $TEXT,$MENU,$HEADING,$MESSAGE;
247
		global $globals;
248
		global $database;
249
		global $wb;
250
		$admin = $wb;
251
        $retVal = '';
252
		if ($wb->page_access_denied==true) {
253
	        echo $MESSAGE['FRONTEND_SORRY_NO_VIEWING_PERMISSIONS'];
254
			return;
255
		}
256
		if ($wb->page_no_active_sections==true) {
257
	        echo $MESSAGE['FRONTEND_SORRY_NO_ACTIVE_SECTIONS'];
258
			return;
259
		}
260
		if(isset($globals) AND is_array($globals)) {
261
            foreach($globals AS $global_name) {
262
                global $$global_name;
263
			}
264
        }
265
		// Make sure block is numeric
266
		if( ($block = intval($block)) == 0 ) { $block = 1; }
267
		// Include page content
268
		if(!defined('PAGE_CONTENT') OR $block!=1)
269
        {
270
			$page_id = intval($wb->page_id);
271

    
272
		// First get all sections for this page
273
			$sql  = 'SELECT `section_id`, `module`, `publ_start`, `publ_end` ';
274
			$sql .= 'FROM `'.TABLE_PREFIX.'sections` ';
275
			$sql .= 'WHERE `page_id`='.$page_id.' AND `block`='.$block.' ';
276
			$sql .= 'ORDER BY `position`';
277
			if( !($oSections = $database->query($sql)) ) { return; }
278
		// If none were found, check if default content is supposed to be shown
279
			if($oSections->numRows() == 0) {
280
				if($wb->default_block_content == 'none') { return; }
281
				if (is_numeric($wb->default_block_content)) {
282
					$page_id = $wb->default_block_content;
283
				} else {
284
					$page_id = $wb->default_page_id;
285
				}
286

    
287
				$sql  = 'SELECT `section_id`, `module`, `publ_start`, `publ_end` ';
288
				$sql .= 'FROM `'.TABLE_PREFIX.'sections` ';
289
				$sql .= 'WHERE `page_id`='.$page_id.' AND `block`='.$block.' ';
290
				$sql .= 'ORDER BY `position`';
291
				if( !($oSections = $database->query($sql)) ) { return; }
292
				// Still no cotent found? Give it up, there's just nothing to show!
293
				if($oSections->numRows() == 0) { return; }
294
			}
295

    
296
			// Loop through them and include their module file
297
			while($section = $oSections->fetchRow(MYSQL_ASSOC)) {
298
				// skip this section if it is out of publication-date
299
				$now = time();
300
				if( !(($now<=$section['publ_end'] || $section['publ_end']==0) && ($now>=$section['publ_start'] || $section['publ_start']==0)) ) {
301
					continue;
302
				}
303
				$section_id = $section['section_id'];
304
				$module = $section['module'];
305
                // check if module exists - feature: write in errorlog
306
				if(file_exists(WB_PATH.'/modules/'.$module.'/view.php')) {
307
				// fetch content -- this is where to place possible output-filters (before highlighting)
308
					ob_start(); // fetch original content<div id="Sec103" class="section  m_modulename user-defined-class" >
309
					$sSectionIdPrefix = (defined( 'SEC_ANCHOR' ) && SEC_ANCHOR!='') ? SEC_ANCHOR : 'Sec';
310
					echo ($sSectionIdPrefix =='none') ? '' : "\n".'<div id="'.$sSectionIdPrefix.$section_id.'" class="section m_'.$module.'" >'."\n";
311
					require(WB_PATH.'/modules/'.$module.'/view.php');
312
					echo ($sSectionIdPrefix =='none') ? '' : "\n".'</div><!-- '.$module.$section_id.' -->'."\n";
313
					$content = ob_get_clean();
314
				} else {
315
					continue;
316
				}
317

    
318
				// highlights searchresults
319
				if(isset($_GET['searchresult']) && is_numeric($_GET['searchresult']) && !isset($_GET['nohighlight']) && isset($_GET['sstring']) && !empty($_GET['sstring']))
320
                {
321
					$arr_string = explode(" ", $_GET['sstring']);
322
					if($_GET['searchresult']==2) {  //exact match
323
						$arr_string[0] = str_replace("_", " ", $arr_string[0]);
324
					}
325
					echo search_highlight($content, $arr_string);
326
				} else {
327
					echo $content;
328
				}
329
			}
330
		} else {
331
			require(PAGE_CONTENT);
332
		}
333
	return $retVal;
334

    
335
	}
336
}
337

    
338
if (!function_exists('show_content')) {
339
	function show_content($block=1) {
340
		page_content($block);
341
	}
342
}
343

    
344
if (!function_exists('show_breadcrumbs'))
345
{
346
	function show_breadcrumbs($sep = ' &raquo; ',$level = 0, $links = true, $depth = -1, $title = '')
347
    {
348
		global $wb,$database,$MENU;
349
		$page_id = $wb->page_id;
350
        $title = (trim($title) == '') ? $MENU['BREADCRUMB'] : $title;
351
		if ($page_id != 0)
352
		{
353
			$counter = 0;
354
            // get links as array
355
            $bread_crumbs = $wb->page_trail;
356
            $count = sizeof($bread_crumbs);
357
            // level can't be greater than sum of links
358
            $level = ($count <= $level ) ? $count-1 : $level;
359
            // set level from which to show, delete indexes in array
360
			$crumbs = array_slice($bread_crumbs, $level );
361
            $depth = ($depth <= 0) ? sizeof($crumbs) : $depth;
362
            // if empty array, set orginal links
363
            $crumbs = (!empty($crumbs)) ?  $crumbs : $wb->page_trail;
364
            $total_crumbs = ( ($depth <= 0) || ($depth > sizeof($crumbs)) ) ? sizeof($crumbs) : $depth;
365
            print '<div class="breadcrumb"><span class="title">'.$title.'</span>';
366
          //  print_r($crumbs);
367
			foreach ($crumbs as $temp)
368
            {
369
                if($counter == $depth) { break; }
370
                // set links and separator
371
					$sql  = 'SELECT * FROM `'.TABLE_PREFIX.'pages` WHERE `page_id`='.(int)$temp;
372
					$query_menu = $database->query($sql);
373
					$page = $query_menu->fetchRow();
374
                    $show_crumb = (($links == true) && ($temp != $page_id))
375
                            ? '<a href="'.page_link($page['link']).'" class="link">'.$page['menu_title'].'</a>'
376
                            : '<span class="crumb">'.$page['menu_title'].'</span>';
377
                    // Permission
378
                    switch ($page['visibility'])
379
                    {
380
                        case 'none' :
381
                        case 'hidden' :
382
                        // if show, you know there is an error in a hidden page
383
                            print $show_crumb.'&nbsp;';
384
	                        break;
385
                        default :
386
                            print $show_crumb;
387
		                    break;
388
                    }
389
                    if ( ( $counter <> $total_crumbs-1 ) )
390
                    {
391
                        print '<span class="separator">'.$sep.'</span>';
392
                    }
393
	            $counter++;
394
            }
395
            print "</div>\n";
396
		}
397
	}
398
}
399

    
400
// Function for page title
401
if (!function_exists('page_title')) {
402
	function page_title($spacer = ' - ', $template = '[WEBSITE_TITLE][SPACER][PAGE_TITLE]') {
403
		$vars = array('[WEBSITE_TITLE]', '[PAGE_TITLE]', '[MENU_TITLE]', '[SPACER]');
404
		$values = array(WEBSITE_TITLE, PAGE_TITLE, MENU_TITLE, $spacer);
405
		echo str_replace($vars, $values, $template);
406
	}
407
}
408

    
409
// Function for page description
410
if (!function_exists('page_description')) {
411
	function page_description() {
412
		global $wb;
413
		if ($wb->page_description!='') {
414
			echo $wb->page_description;
415
		} else {
416
			echo WEBSITE_DESCRIPTION;
417
		}
418
	}
419
}
420

    
421
// Function for page keywords
422
if (!function_exists('page_keywords')) {
423
	function page_keywords() {
424
		global $wb;
425
		if ($wb->page_keywords!='') {
426
			echo $wb->page_keywords;
427
		} else {
428
			echo WEBSITE_KEYWORDS;
429
		}
430
	}
431
}
432

    
433
// Function for page header
434
if (!function_exists('page_header')) {
435
	function page_header($date_format = 'Y') {
436
		echo WEBSITE_HEADER;
437
	}
438
}
439

    
440
// Function for page footer
441
if (!function_exists('page_footer')) {
442
	function page_footer($date_format = 'Y') {
443
		global $starttime;
444
		$vars = array('[YEAR]', '[PROCESS_TIME]');
445
		$processtime=array_sum(explode(" ",microtime()))-$starttime;
446
		$values = array(gmdate($date_format),$processtime);
447
		echo str_replace($vars, $values, WEBSITE_FOOTER);
448
	}
449
}
450

    
451
function bind_jquery ($file_id='jquery')
452
{
453

    
454
        $jquery_links = '';
455
		/* include the Javascript jquery api  */
456
		if( $file_id == 'jquery' AND file_exists(WB_PATH .'/include/jquery/jquery-min.js'))
457
        {
458
            $language = LANGUAGE;
459
			$jquery_links .= "<script type=\"text/javascript\">\n"
460
                ."var URL = '".WB_URL."';\n"
461
                ."var LANGUAGE = '".$language."';\n"
462
                ."var WB_URL = '".WB_URL."';\n"
463
                ."var TEMPLATE_DIR = '".TEMPLATE_DIR."';\n"
464
                ."</script>\n";
465

    
466
			$jquery_links .= '<script src="'.WB_URL.'/include/jquery/jquery-min.js" type="text/javascript"></script>'."\n";
467
			$jquery_links .= '<script src="'.WB_URL.'/include/jquery/jquery-insert.js" type="text/javascript"></script>'."\n";
468
			$jquery_links .= '<script src="'.WB_URL.'/include/jquery/jquery-include.js" type="text/javascript"></script>'."\n";
469
            /* workout to insert ui.css and theme */
470
            $jquery_theme =  WB_PATH.'/modules/jquery/jquery_theme.js';
471
			$jquery_links .=  is_readable($jquery_theme)
472
                ? '<script src="'.WB_URL.'/modules/jquery/jquery_theme.js" type="text/javascript"></script>'."\n"
473
                : '<script src="'.WB_URL.'/include/jquery/jquery_theme.js" type="text/javascript"></script>'."\n";
474
            /* workout to insert plugins functions, set in templatedir */
475
            $jquery_frontend_file = TEMPLATE_DIR.'/jquery_frontend.js';
476
			$jquery_links .= is_readable(str_replace( WB_URL, WB_PATH, $jquery_frontend_file))
477
                ? '<script src="'.$jquery_frontend_file.'" type="text/javascript"></script>'."\n"
478
                : '';
479
		}
480
    return $jquery_links;
481
}
482

    
483
// Function to add optional module Javascript into the <body> section of the frontend
484
if(!function_exists('register_frontend_modfiles_body'))
485
{
486
	function register_frontend_modfiles_body($file_id="js")
487
    {
488
		// sanity check of parameter passed to the function
489
		$file_id = strtolower($file_id);
490
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js" && $file_id !== "jquery")
491
        {
492
			return;
493
		}
494

    
495
       // define constant indicating that the register_frontent_files was invoked
496
       if(!defined('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED', true);
497
		global $wb, $database, $include_body_links;
498
		// define default baselink and filename for optional module javascript files
499
		$body_links = "";
500

    
501
		/* include the Javascript jquery api  */
502
        $body_links .= bind_jquery($file_id);
503

    
504
		if($file_id !== "css" && $file_id == "js" && $file_id !== "jquery")
505
        {
506
    		$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend_body.js" type="text/javascript"></script>';
507
    		$base_file = "frontend_body.js";
508

    
509
			// ensure that frontend_body.js is only added once per module type
510
    		if(!empty($include_body_links))
511
            {
512
    			if(strpos($body_links, $include_body_links) === false)
513
                {
514
    				$body_links .= $include_body_links;
515
    			}
516
    			$include_body_links = '';
517
    		}
518

    
519
    		// gather information for all models embedded on actual page
520
    		$page_id = $wb->page_id;
521
			$sql = 'SELECT `module` FROM `'.TABLE_PREFIX.'sections` ';
522
			$sql .= 'WHERE `page_id` = '.(int)$page_id.' AND `module`<>\'wysiwyg\'';
523
    		if( ($query_modules = $database->query($sql)) )
524
			{
525
	    		while($row = $query_modules->fetchRow())
526
	            {
527
	    			// check if page module directory contains a frontend_body.js file
528
	    			if(is_readable(WB_PATH ."/modules/" .$row['module'] ."/$base_file"))
529
	                {
530
	    			// create link with frontend_body.js source for the current module
531
	    				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
532

    
533
	    				// define constant indicating that the register_frontent_files_body was invoked
534
	    					if(!defined('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED')) { define('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED', true);}
535

    
536
	    				// ensure that frontend_body.js is only added once per module type
537
	    				if(strpos($body_links, $tmp_link) === false)
538
	                    {
539
	    					$body_links .= $tmp_link;
540
	    				}
541
	    			}
542
	    		}
543
            }
544
        }
545

    
546
		print $body_links."\n"; ;
547
	}
548
}
549

    
550

    
551
// Function to add optional module Javascript or CSS stylesheets into the <head> section of the frontend
552
if(!function_exists('register_frontend_modfiles'))
553
{
554
	function register_frontend_modfiles($file_id="css")
555
    {
556
		// sanity check of parameter passed to the function
557
		$file_id = strtolower($file_id);
558
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js" && $file_id !== "jquery")
559
        {
560
			return;
561
		}
562

    
563
		global $wb, $database, $include_head_link_css, $include_head_links;
564
		// define default baselink and filename for optional module javascript and stylesheet files
565
		$head_links = "";
566

    
567
        switch ($file_id)
568
        {
569
            case 'css':
570
			$base_link = '<link href="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.css"';
571
			$base_link.= ' rel="stylesheet" type="text/css" media="screen" />';
572
			$base_file = "frontend.css";
573
    		if(!empty($include_head_link_css))
574
            {
575
              $head_links .=  !strpos($head_links, $include_head_link_css) ? $include_head_link_css : '';
576
              $include_head_link_css = '';
577
            }
578
            break;
579
            case 'jquery':
580
            $head_links .= bind_jquery($file_id);
581
            break;
582
            case 'js':
583
			$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.js" type="text/javascript"></script>';
584
			$base_file = "frontend.js";
585
    		if(!empty($include_head_links))
586
            {
587
              $head_links .= !strpos($head_links, $include_head_links) ? $include_head_links : '';
588
              $include_head_links = '';
589
            }
590
            break;
591
            default:
592
            break;
593
		}
594

    
595
        if( $file_id != 'jquery')
596
        {
597
    		// gather information for all models embedded on actual page
598
    		$page_id = $wb->page_id;
599
			$sql  = 'SELECT `module` FROM `'.TABLE_PREFIX.'sections` ';
600
			$sql .= 'WHERE `page_id` = '.(int)$page_id.' AND `module`<>\'wysiwyg\'';
601
    		if( ($query_modules = $database->query($sql)) )
602
			{
603
	    		while($row = $query_modules->fetchRow())
604
	            {
605
	    			// check if page module directory contains a frontend.js or frontend.css file
606
	    			if(is_readable(WB_PATH ."/modules/" .$row['module'] ."/$base_file"))
607
	                {
608
	    			// create link with frontend.js or frontend.css source for the current module
609
	    				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
610

    
611
	    				// define constant indicating that the register_frontent_files was invoked
612
	    				if($file_id == 'css')
613
	                    {
614
	    					if(!defined('MOD_FRONTEND_CSS_REGISTERED')) define('MOD_FRONTEND_CSS_REGISTERED', true);
615
	    				} else
616
	                    {
617
	    					if(!defined('MOD_FRONTEND_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_JAVASCRIPT_REGISTERED', true);
618
	    				}
619
	    				// ensure that frontend.js or frontend.css is only added once per module type
620
	    				if(strpos($head_links, $tmp_link) === false)
621
	                    {
622
	    					$head_links .= $tmp_link."\n";
623
	    				}
624
	    			};
625
	    		}
626
			}
627
       		// include the Javascript email protection function
628
       		if( $file_id != 'css' && file_exists(WB_PATH .'/modules/output_filter/js/mdcr.js')) {
629
       			$head_links .= '<script src="'.WB_URL.'/modules/output_filter/js/mdcr.js" type="text/javascript"></script>'."\n";
630
       		}
631
        }
632
        print $head_links;
633
    }
634
}
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