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1
<?php
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3
// $Id: frontend.functions.php 1171 2009-10-13 18:10:37Z Ruud $
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/*
6

    
7
 Website Baker Project <http://www.websitebaker.org/>
8
 Copyright (C) 2004-2009, Ryan Djurovich
9

    
10
 Website Baker is free software; you can redistribute it and/or modify
11
 it under the terms of the GNU General Public License as published by
12
 the Free Software Foundation; either version 2 of the License, or
13
 (at your option) any later version.
14

    
15
 Website Baker is distributed in the hope that it will be useful,
16
 but WITHOUT ANY WARRANTY; without even the implied warranty of
17
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18
 GNU General Public License for more details.
19

    
20
 You should have received a copy of the GNU General Public License
21
 along with Website Baker; if not, write to the Free Software
22
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23

    
24
*/
25

    
26
/*
27
	This file is purely for ensuring compatibility with 3rd party
28
	contributions made for WB version 2.5.2 or below
29
*/
30
if(!defined('WB_URL')) {
31
	header('Location: ../index.php');
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	exit(0);
33
}
34

    
35
// references to objects and variables that changed their names
36

    
37
$admin = &$wb;
38

    
39
$default_link=&$wb->default_link;
40

    
41
$page_trail=&$wb->page_trail;
42
$page_description=&$wb->page_description;
43
$page_keywords=&$wb->page_keywords;
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$page_link=&$wb->link;
45

    
46
// extra_sql is not used anymore - this is basically a register_globals exploit prevention...
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$extra_sql=&$wb->extra_sql;
48
$extra_where_sql=&$wb->extra_where_sql;
49

    
50
$include_head_link_css = '';
51
$include_body_links = '';
52
$include_head_links = '';
53

    
54
$query="SELECT directory FROM ".TABLE_PREFIX."addons WHERE type = 'module' AND function = 'snippet'";
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$query_result=$database->query($query);
56
if ($query_result->numRows()>0) {
57
	while ($row = $query_result->fetchRow()) {
58
		$module_dir = $row['directory'];
59
		if (file_exists(WB_PATH.'/modules/'.$module_dir.'/include.php')) {
60
			include(WB_PATH.'/modules/'.$module_dir.'/include.php');
61
			/* check if frontend.css file needs to be included into the <head></head> of index.php
62
			*/
63
			if( file_exists(WB_PATH .'/modules/'.$module_dir.'/frontend.css')) {
64
				$include_head_link_css .= '<link href="'.WB_URL.'/modules/'.$module_dir.'/frontend.css"';
65
				$include_head_link_css .= ' rel="stylesheet" type="text/css" media="screen" />'."\n";
66
				$include_head_file = 'frontend.css';
67
			}
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			// check if frontend.js file needs to be included into the <body></body> of index.php
69
			if(file_exists(WB_PATH .'/modules/'.$module_dir.'/frontend.js')) {
70
				$include_head_links .= '<script src="'.WB_URL.'/modules/'.$module_dir.'/frontend.js" type="text/javascript"></script>'."\n";
71
				$include_head_file = 'frontend.js';
72
			}
73
			// check if frontend_body.js file needs to be included into the <body></body> of index.php
74
			if(file_exists(WB_PATH .'/modules/'.$module_dir.'/frontend_body.js')) {
75
				$include_body_links .= '<script src="'.WB_URL.'/modules/'.$module_dir.'/frontend_body.js" type="text/javascript"></script>'."\n";
76
				$include_body_file = 'frontend_body.js';
77
			}
78
		}
79
	}
80
}
81

    
82
// Frontend functions
83
if (!function_exists('page_link')) {
84
	function page_link($link) {
85
		global $wb;
86
		return $wb->page_link($link);
87
	}
88
}
89

    
90
//function to highlight search results
91
if(!function_exists('search_highlight')) {
92
function search_highlight($foo='', $arr_string=array()) {
93
	require_once(WB_PATH.'/framework/functions.php');
94
	static $string_ul_umlaut = FALSE;
95
	static $string_ul_regex = FALSE;
96
	if($string_ul_umlaut===FALSE || $string_ul_regex===FALSE)
97
		require(WB_PATH.'/search/search_convert.php');
98
	$foo = entities_to_umlauts($foo, 'UTF-8');
99
	array_walk($arr_string, create_function('&$v,$k','$v = preg_quote($v, \'~\');'));
100
	$search_string = implode("|", $arr_string);
101
	$string = str_replace($string_ul_umlaut, $string_ul_regex, $search_string);
102
	// the highlighting
103
	// match $string, but not inside <style>...</style>, <script>...</script>, <!--...--> or HTML-Tags
104
	// Also droplet tags are now excluded from highlighting.
105
	// split $string into pieces - "cut away" styles, scripts, comments, HTML-tags and eMail-addresses
106
	// we have to cut <pre> and <code> as well.
107
	// for HTML-Tags use <(?:[^<]|<.*>)*> which will match strings like <input ... value="<b>value</b>" >
108
	$matches = preg_split("~(\[\[.*\]\]|<style.*</style>|<script.*</script>|<pre.*</pre>|<code.*</code>|<!--.*-->|<(?:[^<]|<.*>)*>|\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}\b)~iUs",$foo,-1,(PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY));
109
	if(is_array($matches) && $matches != array()) {
110
		$foo = "";
111
		foreach($matches as $match) {
112
			if($match{0}!="<" && !preg_match('/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}$/i', $match) && !preg_match('~\[\[.*\]\]~', $match)) {
113
				$match = str_replace(array('&lt;', '&gt;', '&amp;', '&quot;', '&#039;', '&nbsp;'), array('<', '>', '&', '"', '\'', "\xC2\xA0"), $match);
114
				$match = preg_replace('~('.$string.')~ui', '_span class=_highlight__$1_/span_',$match);
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				$match = str_replace(array('&', '<', '>', '"', '\'', "\xC2\xA0"), array('&amp;', '&lt;', '&gt;', '&quot;', '&#039;', '&nbsp;'), $match);
116
				$match = str_replace(array('_span class=_highlight__', '_/span_'), array('<span class="highlight">', '</span>'), $match);
117
			}
118
			$foo .= $match;
119
		}
120
	}
121
	
122
	if(DEFAULT_CHARSET != 'utf-8') {
123
		$foo = umlauts_to_entities($foo, 'UTF-8');
124
	}
125
	return $foo;
126
}
127
}
128

    
129
// Old menu call invokes new menu function
130
if (!function_exists('page_menu')) {
131
	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) {
132
		global $wb;
133
		$wb->menu_number=$menu_number;
134
		$wb->menu_item_template=$item_template;
135
		$wb->menu_item_footer='';
136
		$wb->menu_parent = $parent;
137
		$wb->menu_header = $menu_header; 
138
		$wb->menu_footer = $menu_footer;
139
		$wb->menu_default_class = $default_class;
140
		$wb->menu_current_class = $current_class;
141
		$wb->menu_recurse = $recurse+2; 	
142
		$wb->menu();
143
		unset($wb->menu_parent);
144
		unset($wb->menu_number);
145
		unset($wb->menu_item_template);
146
		unset($wb->menu_item_footer);
147
		unset($wb->menu_header);
148
		unset($wb->menu_footer);
149
		unset($wb->menu_default_class);
150
		unset($wb->menu_current_class);
151
		unset($wb->menu_start_level);
152
		unset($wb->menu_collapse);
153
		unset($wb->menu_recurse);
154
	}
155
}
156

    
157
if (!function_exists('show_menu')) {
158
	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) {
159
		global $wb;
160
		if (isset($menu_number))
161
			$wb->menu_number=$menu_number;
162
		if (isset($start_level))
163
			$wb->menu_start_level=$start_level;
164
		if (isset($recurse))
165
			$wb->menu_recurse=$recurse;
166
		if (isset($collapse))
167
			$wb->menu_collapse=$collapse;
168
		if (isset($item_template))
169
			$wb->menu_item_template=$item_template;
170
		if (isset($item_footer))
171
			$wb->menu_item_footer=$item_footer;
172
		if (isset($menu_header))
173
			$wb->menu_header=$menu_header;
174
		if (isset($menu_footer))
175
			$wb->menu_footer=$menu_footer;
176
		if (isset($default_class))
177
			$wb->menu_default_class=$default_class;
178
		if (isset($current_class))
179
			$wb->menu_current_class=$current_class;
180
		if (isset($parent))
181
			$wb->menu_parent=$parent;
182
		$wb->menu();
183
		unset($wb->menu_recurse);
184
		unset($wb->menu_parent);
185
		unset($wb->menu_start_level);
186
	}
187
}
188

    
189
if (!function_exists('page_content')) {
190
	function page_content($block = 1) {
191
		// Get outside objects
192
		global $TEXT,$MENU,$HEADING,$MESSAGE;
193
		global $globals;
194
		global $database;
195
		global $wb;
196
		$admin = & $wb;
197
		if ($wb->page_access_denied==true) {
198
	        echo $MESSAGE['FRONTEND']['SORRY_NO_VIEWING_PERMISSIONS'];
199
			exit();
200
		}
201
		if ($wb->page_no_active_sections==true) {
202
	        echo $MESSAGE['FRONTEND']['SORRY_NO_ACTIVE_SECTIONS'];
203
			exit();
204
		}
205
		if(isset($globals) AND is_array($globals)) { foreach($globals AS $global_name) { global $$global_name; } }
206
		// Make sure block is numeric
207
		if(!is_numeric($block)) { $block = 1; }
208
		// Include page content
209
		if(!defined('PAGE_CONTENT') OR $block!=1) {
210
			$page_id=$wb->page_id;
211
			// First get all sections for this page
212
			$query_sections = $database->query("SELECT section_id,module,publ_start,publ_end FROM ".TABLE_PREFIX."sections WHERE page_id = '".$page_id."' AND block = '$block' ORDER BY position");
213
			// If none were found, check if default content is supposed to be shown
214
			if($query_sections->numRows() == 0) {
215
				if ($wb->default_block_content=='none') {
216
					return;
217
				}
218
				if (is_numeric($wb->default_block_content)) {
219
					$page_id=$wb->default_block_content;
220
				} else {
221
					$page_id=$wb->default_page_id;
222
				}				
223
				$query_sections = $database->query("SELECT section_id,module,publ_start,publ_end FROM ".TABLE_PREFIX."sections WHERE page_id = '".$page_id."' AND block = '$block' ORDER BY position");
224
				// Still no cotent found? Give it up, there's just nothing to show!
225
				if($query_sections->numRows() == 0) {
226
					return;
227
				}
228
			}
229
			// Loop through them and include their module file
230
			while($section = $query_sections->fetchRow()) {
231
				// skip this section if it is out of publication-date
232
				$now = time();
233
				if( !(($now<=$section['publ_end'] || $section['publ_end']==0) && ($now>=$section['publ_start'] || $section['publ_start']==0)) ) {
234
					continue;
235
				}
236
				$section_id = $section['section_id'];
237
				$module = $section['module'];
238
				// make a anchor for every section.
239
				if(defined('SEC_ANCHOR') && SEC_ANCHOR!='') {
240
					echo '<a class="section_anchor" id="'.SEC_ANCHOR.$section_id.'" name="'.SEC_ANCHOR.$section_id.'"></a>';
241
				}
242

    
243
				// fetch content -- this is where to place possible output-filters (before highlighting)
244
				ob_start(); // fetch original content
245
				require(WB_PATH.'/modules/'.$module.'/view.php');
246
				$content = ob_get_contents();
247
				ob_end_clean();
248

    
249
				// highlights searchresults
250
				if(isset($_GET['searchresult']) && is_numeric($_GET['searchresult']) && !isset($_GET['nohighlight']) && isset($_GET['sstring']) && !empty($_GET['sstring'])) {
251
					$arr_string = explode(" ", $_GET['sstring']);
252
					if($_GET['searchresult']==2) { // exact match
253
						$arr_string[0] = str_replace("_", " ", $arr_string[0]);
254
					}
255
					echo search_highlight($content, $arr_string);
256
				} else {
257
					echo $content;
258
				}
259
			}
260
		} else {
261
			require(PAGE_CONTENT);
262
		}
263
	}
264
}
265

    
266
if (!function_exists('show_content')) {
267
	function show_content($block=1) {
268
		page_content($block);
269
	}
270
}
271

    
272
if (!function_exists('show_breadcrumbs'))
273
{
274
	function show_breadcrumbs($sep=' &raquo; ',$tier=1,$links=true,$depth=-1, $title='You are here: ')
275
    {
276
		global $wb;
277
		$page_id=$wb->page_id;
278
		if ($page_id!=0)
279
		{
280
	 		global $database;
281
			$bca=$wb->page_trail;
282
			$counter=0;
283
            print '<div class="breadcrumb">'.$title;
284

    
285
			foreach ($bca as $temp)
286
			{
287
		        if ($counter>=($tier-1) AND ($depth<0 OR $tier+$depth>$counter))
288
		        {
289
					if ($counter>=$tier) print '<span class="separator">'.$sep.'</span>';
290
					$query_menu=$database->query("SELECT menu_title,link FROM ".TABLE_PREFIX."pages WHERE page_id=$temp");
291
					$page=$query_menu->fetchRow();
292
					if ($links==true AND $temp!=$page_id)
293
                    {
294
						print '<a href="'.page_link($page['link']).'">'.$page['menu_title'].'</a>';
295
                    }
296
					else
297
                    {
298
					    print '<span>'.$page['menu_title'].'</span>';
299
                    }
300
		        }
301
	            $counter++;
302
			}
303
            print "</div>\n";
304
		}
305
	}
306
}
307

    
308
// Function for page title
309
if (!function_exists('page_title')) {
310
	function page_title($spacer = ' - ', $template = '[WEBSITE_TITLE][SPACER][PAGE_TITLE]') {
311
		$vars = array('[WEBSITE_TITLE]', '[PAGE_TITLE]', '[MENU_TITLE]', '[SPACER]');
312
		$values = array(WEBSITE_TITLE, PAGE_TITLE, MENU_TITLE, $spacer);
313
		echo str_replace($vars, $values, $template);
314
	}
315
}
316

    
317
// Function for page description
318
if (!function_exists('page_description')) {
319
	function page_description() {
320
		global $wb;
321
		if ($wb->page_description!='') {
322
			echo $wb->page_description;
323
		} else {
324
			echo WEBSITE_DESCRIPTION;
325
		}
326
	}
327
}
328

    
329
// Function for page keywords
330
if (!function_exists('page_keywords')) {
331
	function page_keywords() {
332
		global $wb;
333
		if ($wb->page_keywords!='') {
334
			echo $wb->page_keywords;
335
		} else {
336
			echo WEBSITE_KEYWORDS;
337
		}
338
	}
339
}
340

    
341
// Function for page header
342
if (!function_exists('page_header')) {
343
	function page_header($date_format = 'Y') {
344
		echo WEBSITE_HEADER;
345
	}
346
}
347

    
348
// Function for page footer
349
if (!function_exists('page_footer')) {
350
	function page_footer($date_format = 'Y') {
351
		global $starttime;
352
		$vars = array('[YEAR]', '[PROCESS_TIME]');
353
		$processtime=array_sum(explode(" ",microtime()))-$starttime;
354
		$values = array(gmdate($date_format),$processtime);
355
		echo str_replace($vars, $values, WEBSITE_FOOTER);
356
	}
357
}
358

    
359
// Function to add optional module Javascript into the <body> section of the frontend
360
if(!function_exists('register_frontend_modfiles_body')) {
361
	function register_frontend_modfiles_body($file_id="js") {
362
		// sanity check of parameter passed to the function
363
		$file_id = strtolower($file_id);
364
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js") {
365
			return;
366
		}
367

    
368
		global $wb, $database, $include_body_links;
369
		// define default baselink and filename for optional module javascript files
370
		$body_links = "";
371
		$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend_body.js" type="text/javascript"></script>';
372
		$base_file = "frontend_body.js";
373

    
374
		if(!empty($include_body_links)) {
375
			if(strpos($body_links, $include_body_links) === false) {
376
				$body_links .= $include_body_links;
377
			}
378
			$include_body_links = '';
379
		}
380

    
381
		// gather information for all models embedded on actual page
382
		$page_id = $wb->page_id;
383
		$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections
384
				WHERE page_id=$page_id AND module<>'wysiwyg'");
385

    
386
		while($row = $query_modules->fetchRow()) {
387
			// check if page module directory contains a frontend_body.js file
388
			if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
389
					// create link with frontend_body.js source for the current module
390
				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
391

    
392
				// define constant indicating that the register_frontent_files was invoked
393
					if(!defined('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED', true);
394

    
395
				// ensure that frontend_body.js is only added once per module type
396
				if(strpos($body_links, $tmp_link) === false) {
397
					$body_links .= $tmp_link ."\n";
398
				}
399
			};
400
		}
401

    
402
		/* include the Javascript email protection function
403
		if( $file_id != 'css' && file_exists(WB_PATH .'/modules/droplets/js/mdcr.js')) {
404
			$body_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/droplets/js/mdcr.js"></script>'."\n";
405
		} elseif( $file_id != 'css' && file_exists(WB_PATH .'/modules/output_filter/js/mdcr.js')) {
406
			$body_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/output_filter/js/mdcr.js"></script>'."\n";
407
		} */
408
		echo $body_links;
409
	}
410
}
411

    
412

    
413
// Function to add optional module Javascript or CSS stylesheets into the <head> section of the frontend
414
if(!function_exists('register_frontend_modfiles')) {
415
	function register_frontend_modfiles($file_id="css") {
416
		// sanity check of parameter passed to the function
417
		$file_id = strtolower($file_id);
418
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js") {
419
			return;
420
		}
421

    
422
		global $wb, $database, $include_head_link_css, $include_head_links;
423
		// define default baselink and filename for optional module javascript and stylesheet files
424
		$head_links = "";
425

    
426
		if($file_id == "css") {
427
			$base_link = '<link href="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.css"';
428
			$base_link.= ' rel="stylesheet" type="text/css" media="screen" />';
429
			$base_file = "frontend.css";
430
		} else {
431
			$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.js" type="text/javascript"></script>';
432
			$base_file = "frontend.js";
433
		}
434

    
435
		if(!empty($include_head_link_css)) {
436
			if(strpos($head_links, $include_head_link_css) === false) {
437
				$head_links .= $include_head_link_css;
438
			}
439
			$include_head_link_css = '';
440
		} else {
441
			if(!empty($include_head_links)) {
442
				if(strpos($head_links, $include_head_links) === false) {
443
					$head_links .= $include_head_links;
444
				}
445
				$include_head_links = '';
446
			}
447
		}
448

    
449
		// gather information for all models embedded on actual page
450
		$page_id = $wb->page_id;
451
		$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections 
452
				WHERE page_id=$page_id AND module<>'wysiwyg'");
453

    
454
		while($row = $query_modules->fetchRow()) {
455
			// check if page module directory contains a frontend.js or frontend.css file
456
			if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
457
					// create link with frontend.js or frontend.css source for the current module
458
				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
459

    
460
				// define constant indicating that the register_frontent_files was invoked
461
				if($file_id == 'css') {
462
					if(!defined('MOD_FRONTEND_CSS_REGISTERED')) define('MOD_FRONTEND_CSS_REGISTERED', true);
463
				} else {
464
					if(!defined('MOD_FRONTEND_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_JAVASCRIPT_REGISTERED', true);
465
				}
466
				// ensure that frontend.js or frontend.css is only added once per module type
467
				if(strpos($head_links, $tmp_link) === false) {
468
					$head_links .= $tmp_link ."\n";
469
				}
470
			};
471
		}
472

    
473
		// include the Javascript email protection function
474
		if( $file_id != 'css' && file_exists(WB_PATH .'/modules/droplets/js/mdcr.js')) {
475
			$head_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/droplets/js/mdcr.js"></script>'."\n";
476
		} elseif( $file_id != 'css' && file_exists(WB_PATH .'/modules/output_filter/js/mdcr.js')) {
477
			$head_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/output_filter/js/mdcr.js"></script>'."\n";
478
		}
479
		echo $head_links;
480
	}
481
}
482

    
483
// Begin WB < 2.4.x template compatibility code
484
	// Make extra_sql accessable through private_sql
485
	$private_sql = $extra_sql;
486
	$private_where_sql = $extra_where_sql;
487
	// Query pages for menu
488
	$menu1 = $database->query("SELECT page_id,menu_title,page_title,link,target,visibility$extra_sql FROM ".TABLE_PREFIX."pages WHERE parent = '0' AND $extra_where_sql ORDER BY position ASC");
489
	// Check if current pages is a parent page and if we need its submenu
490
	if(PARENT == 0) {
491
		// Get the pages submenu
492
		$menu2 = $database->query("SELECT page_id,menu_title,page_title,link,target,visibility$extra_sql FROM ".TABLE_PREFIX."pages WHERE parent = '".PAGE_ID."' AND $extra_where_sql ORDER BY position ASC");
493
	} else {
494
		// Get the pages submenu
495
		$menu2 = $database->query("SELECT page_id,menu_title,page_title,link,target,visibility$extra_sql FROM ".TABLE_PREFIX."pages WHERE parent = '".PARENT."' AND $extra_where_sql ORDER BY position ASC");
496
	}
497
// End WB < 2.4.x template compatibility code
498
// Include template file
499

    
500

    
501
?>
(10-10/15)