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<?php
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3
// $Id: frontend.functions.php 1166 2009-10-12 16:54:26Z Luisehahne $
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5
/*
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;
44
$page_link=&$wb->link;
45

    
46
// extra_sql is not used anymore - this is basically a register_globals exploit prevention...
47
$extra_sql=&$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
				$include_head_file = 'frontend.css';
67
			}
68
			// check if frontend.js file needs to be included into the <body></body> of index.php
69
			if(file_exists(WB_PATH .'/modules/'.$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
	// split $string into pieces - "cut away" styles, scripts, comments, HTML-tags and eMail-addresses
105
	// we have to cut <pre> and <code> as well.
106
	// for HTML-Tags use <(?:[^<]|<.*>)*> which will match strings like <input ... value="<b>value</b>" >
107
	$matches = preg_split("~(<style.*</style>|<script.*</script>|<pre.*</pre>|<code.*</code>|<!--.*-->|<(?:[^<]|<.*>)*>|\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}\b)~iUs",$foo,-1,(PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY));
108
	if(is_array($matches) && $matches != array()) {
109
		$foo = "";
110
		foreach($matches as $match) {
111
			if($match{0}!="<" && !preg_match('/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,8}$/i', $match)) {
112
				$match = str_replace(array('&lt;', '&gt;', '&amp;', '&quot;', '&#039;', '&nbsp;'), array('<', '>', '&', '"', '\'', "\xC2\xA0"), $match);
113
				$match = preg_replace('~('.$string.')~ui', '_span class=_highlight__$1_/span_',$match);
114
				$match = str_replace(array('&', '<', '>', '"', '\'', "\xC2\xA0"), array('&amp;', '&lt;', '&gt;', '&quot;', '&#039;', '&nbsp;'), $match);
115
				$match = str_replace(array('_span class=_highlight__', '_/span_'), array('<span class="highlight">', '</span>'), $match);
116
			}
117
			$foo .= $match;
118
		}
119
	}
120
	
121
	if(DEFAULT_CHARSET != 'utf-8') {
122
		$foo = umlauts_to_entities($foo, 'UTF-8');
123
	}
124
	return $foo;
125
}
126
}
127

    
128
// Old menu call invokes new menu function
129
if (!function_exists('page_menu')) {
130
	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) {
131
		global $wb;
132
		$wb->menu_number=$menu_number;
133
		$wb->menu_item_template=$item_template;
134
		$wb->menu_item_footer='';
135
		$wb->menu_parent = $parent;
136
		$wb->menu_header = $menu_header; 
137
		$wb->menu_footer = $menu_footer;
138
		$wb->menu_default_class = $default_class;
139
		$wb->menu_current_class = $current_class;
140
		$wb->menu_recurse = $recurse+2; 	
141
		$wb->menu();
142
		unset($wb->menu_parent);
143
		unset($wb->menu_number);
144
		unset($wb->menu_item_template);
145
		unset($wb->menu_item_footer);
146
		unset($wb->menu_header);
147
		unset($wb->menu_footer);
148
		unset($wb->menu_default_class);
149
		unset($wb->menu_current_class);
150
		unset($wb->menu_start_level);
151
		unset($wb->menu_collapse);
152
		unset($wb->menu_recurse);
153
	}
154
}
155

    
156
if (!function_exists('show_menu')) {
157
	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) {
158
		global $wb;
159
		if (isset($menu_number))
160
			$wb->menu_number=$menu_number;
161
		if (isset($start_level))
162
			$wb->menu_start_level=$start_level;
163
		if (isset($recurse))
164
			$wb->menu_recurse=$recurse;
165
		if (isset($collapse))
166
			$wb->menu_collapse=$collapse;
167
		if (isset($item_template))
168
			$wb->menu_item_template=$item_template;
169
		if (isset($item_footer))
170
			$wb->menu_item_footer=$item_footer;
171
		if (isset($menu_header))
172
			$wb->menu_header=$menu_header;
173
		if (isset($menu_footer))
174
			$wb->menu_footer=$menu_footer;
175
		if (isset($default_class))
176
			$wb->menu_default_class=$default_class;
177
		if (isset($current_class))
178
			$wb->menu_current_class=$current_class;
179
		if (isset($parent))
180
			$wb->menu_parent=$parent;
181
		$wb->menu();
182
		unset($wb->menu_recurse);
183
		unset($wb->menu_parent);
184
		unset($wb->menu_start_level);
185
	}
186
}
187

    
188
if (!function_exists('page_content')) {
189
	function page_content($block = 1) {
190
		// Get outside objects
191
		global $TEXT,$MENU,$HEADING,$MESSAGE;
192
		global $globals;
193
		global $database;
194
		global $wb;
195
		$admin = & $wb;
196
		if ($wb->page_access_denied==true) {
197
	        echo $MESSAGE['FRONTEND']['SORRY_NO_VIEWING_PERMISSIONS'];
198
			exit();
199
		}
200
		if ($wb->page_no_active_sections==true) {
201
	        echo $MESSAGE['FRONTEND']['SORRY_NO_ACTIVE_SECTIONS'];
202
			exit();
203
		}
204
		if(isset($globals) AND is_array($globals)) { foreach($globals AS $global_name) { global $$global_name; } }
205
		// Make sure block is numeric
206
		if(!is_numeric($block)) { $block = 1; }
207
		// Include page content
208
		if(!defined('PAGE_CONTENT') OR $block!=1) {
209
			$page_id=$wb->page_id;
210
			// First get all sections for this page
211
			$query_sections = $database->query("SELECT section_id,module,publ_start,publ_end FROM ".TABLE_PREFIX."sections WHERE page_id = '".$page_id."' AND block = '$block' ORDER BY position");
212
			// If none were found, check if default content is supposed to be shown
213
			if($query_sections->numRows() == 0) {
214
				if ($wb->default_block_content=='none') {
215
					return;
216
				}
217
				if (is_numeric($wb->default_block_content)) {
218
					$page_id=$wb->default_block_content;
219
				} else {
220
					$page_id=$wb->default_page_id;
221
				}				
222
				$query_sections = $database->query("SELECT section_id,module,publ_start,publ_end FROM ".TABLE_PREFIX."sections WHERE page_id = '".$page_id."' AND block = '$block' ORDER BY position");
223
				// Still no cotent found? Give it up, there's just nothing to show!
224
				if($query_sections->numRows() == 0) {
225
					return;
226
				}
227
			}
228
			// Loop through them and include their module file
229
			while($section = $query_sections->fetchRow()) {
230
				// skip this section if it is out of publication-date
231
				$now = time();
232
				if( !(($now<=$section['publ_end'] || $section['publ_end']==0) && ($now>=$section['publ_start'] || $section['publ_start']==0)) ) {
233
					continue;
234
				}
235
				$section_id = $section['section_id'];
236
				$module = $section['module'];
237
				// make a anchor for every section.
238
				if(defined('SEC_ANCHOR') && SEC_ANCHOR!='') {
239
					echo '<a class="section_anchor" id="'.SEC_ANCHOR.$section_id.'" name="'.SEC_ANCHOR.$section_id.'"></a>';
240
				}
241

    
242
				// fetch content -- this is where to place possible output-filters (before highlighting)
243
				ob_start(); // fetch original content
244
				require(WB_PATH.'/modules/'.$module.'/view.php');
245
				$content = ob_get_contents();
246
				ob_end_clean();
247

    
248
				// highlights searchresults
249
				if(isset($_GET['searchresult']) && is_numeric($_GET['searchresult']) && !isset($_GET['nohighlight']) && isset($_GET['sstring']) && !empty($_GET['sstring'])) {
250
					$arr_string = explode(" ", $_GET['sstring']);
251
					if($_GET['searchresult']==2) { // exact match
252
						$arr_string[0] = str_replace("_", " ", $arr_string[0]);
253
					}
254
					echo search_highlight($content, $arr_string);
255
				} else {
256
					echo $content;
257
				}
258
			}
259
		} else {
260
			require(PAGE_CONTENT);
261
		}
262
	}
263
}
264

    
265
if (!function_exists('show_content')) {
266
	function show_content($block=1) {
267
		page_content($block);
268
	}
269
}
270

    
271
if (!function_exists('show_breadcrumbs'))
272
{
273
	function show_breadcrumbs($sep=' &raquo; ',$tier=1,$links=true,$depth=-1, $title='You are here: ')
274
    {
275
		global $wb;
276
		$page_id=$wb->page_id;
277
		if ($page_id!=0)
278
		{
279
	 		global $database;
280
			$bca=$wb->page_trail;
281
			$counter=0;
282
            print '<div class="breadcrumb">'.$title;
283

    
284
			foreach ($bca as $temp)
285
			{
286
		        if ($counter>=($tier-1) AND ($depth<0 OR $tier+$depth>$counter))
287
		        {
288
					if ($counter>=$tier) print '<span class="separator">'.$sep.'</span>';
289
					$query_menu=$database->query("SELECT menu_title,link FROM ".TABLE_PREFIX."pages WHERE page_id=$temp");
290
					$page=$query_menu->fetchRow();
291
					if ($links==true AND $temp!=$page_id)
292
                    {
293
						print '<a href="'.page_link($page['link']).'">'.$page['menu_title'].'</a>';
294
                    }
295
					else
296
                    {
297
					    print '<span>'.$page['menu_title'].'</span>';
298
                    }
299
		        }
300
	            $counter++;
301
			}
302
            print "</div>\n";
303
		}
304
	}
305
}
306

    
307
// Function for page title
308
if (!function_exists('page_title')) {
309
	function page_title($spacer = ' - ', $template = '[WEBSITE_TITLE][SPACER][PAGE_TITLE]') {
310
		$vars = array('[WEBSITE_TITLE]', '[PAGE_TITLE]', '[MENU_TITLE]', '[SPACER]');
311
		$values = array(WEBSITE_TITLE, PAGE_TITLE, MENU_TITLE, $spacer);
312
		echo str_replace($vars, $values, $template);
313
	}
314
}
315

    
316
// Function for page description
317
if (!function_exists('page_description')) {
318
	function page_description() {
319
		global $wb;
320
		if ($wb->page_description!='') {
321
			echo $wb->page_description;
322
		} else {
323
			echo WEBSITE_DESCRIPTION;
324
		}
325
	}
326
}
327

    
328
// Function for page keywords
329
if (!function_exists('page_keywords')) {
330
	function page_keywords() {
331
		global $wb;
332
		if ($wb->page_keywords!='') {
333
			echo $wb->page_keywords;
334
		} else {
335
			echo WEBSITE_KEYWORDS;
336
		}
337
	}
338
}
339

    
340
// Function for page header
341
if (!function_exists('page_header')) {
342
	function page_header($date_format = 'Y') {
343
		echo WEBSITE_HEADER;
344
	}
345
}
346

    
347
// Function for page footer
348
if (!function_exists('page_footer')) {
349
	function page_footer($date_format = 'Y') {
350
		global $starttime;
351
		$vars = array('[YEAR]', '[PROCESS_TIME]');
352
		$processtime=array_sum(explode(" ",microtime()))-$starttime;
353
		$values = array(gmdate($date_format),$processtime);
354
		echo str_replace($vars, $values, WEBSITE_FOOTER);
355
	}
356
}
357

    
358
// Function to add optional module Javascript into the <body> section of the frontend
359
if(!function_exists('register_frontend_modfiles_body')) {
360
	function register_frontend_modfiles_body($file_id="js") {
361
		// sanity check of parameter passed to the function
362
		$file_id = strtolower($file_id);
363
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js") {
364
			return;
365
		}
366

    
367
		global $wb, $database, $include_body_links;
368
		// define default baselink and filename for optional module javascript files
369
		$body_links = "";
370
		$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend_body.js" type="text/javascript"></script>';
371
		$base_file = "frontend_body.js";
372

    
373
		if(!empty($include_body_links)) {
374
			if(strpos($body_links, $include_body_links) === false) {
375
				$body_links .= $include_body_links;
376
			}
377
			$include_body_links = '';
378
		}
379

    
380
		// gather information for all models embedded on actual page
381
		$page_id = $wb->page_id;
382
		$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections
383
				WHERE page_id=$page_id AND module<>'wysiwyg'");
384

    
385
		while($row = $query_modules->fetchRow()) {
386
			// check if page module directory contains a frontend_body.js file
387
			if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
388
					// create link with frontend_body.js source for the current module
389
				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
390

    
391
				// define constant indicating that the register_frontent_files was invoked
392
					if(!defined('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_BODY_JAVASCRIPT_REGISTERED', true);
393

    
394
				// ensure that frontend_body.js is only added once per module type
395
				if(strpos($body_links, $tmp_link) === false) {
396
					$body_links .= $tmp_link ."\n";
397
				}
398
			};
399
		}
400

    
401
		/* include the Javascript email protection function
402
		if( $file_id != 'css' && file_exists(WB_PATH .'/modules/droplets/js/mdcr.js')) {
403
			$body_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/droplets/js/mdcr.js"></script>'."\n";
404
		} elseif( $file_id != 'css' && file_exists(WB_PATH .'/modules/output_filter/js/mdcr.js')) {
405
			$body_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/output_filter/js/mdcr.js"></script>'."\n";
406
		} */
407
		echo $body_links;
408
	}
409
}
410

    
411

    
412
// Function to add optional module Javascript or CSS stylesheets into the <head> section of the frontend
413
if(!function_exists('register_frontend_modfiles')) {
414
	function register_frontend_modfiles($file_id="css") {
415
		// sanity check of parameter passed to the function
416
		$file_id = strtolower($file_id);
417
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js") {
418
			return;
419
		}
420

    
421
		global $wb, $database, $include_head_link_css, $include_head_links;
422
		// define default baselink and filename for optional module javascript and stylesheet files
423
		$head_links = "";
424

    
425
		if($file_id == "css") {
426
			$base_link = '<link href="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.css"';
427
			$base_link.= ' rel="stylesheet" type="text/css" media="screen" />';
428
			$base_file = "frontend.css";
429
		} else {
430
			$base_link = '<script src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/frontend.js" type="text/javascript"></script>';
431
			$base_file = "frontend.js";
432
		}
433

    
434
		if(!empty($include_head_link_css)) {
435
			if(strpos($head_links, $include_head_link_css) === false) {
436
				$head_links .= $include_head_link_css;
437
			}
438
			$include_head_link_css = '';
439
		} else {
440
			if(!empty($include_head_links)) {
441
				if(strpos($head_links, $include_head_links) === false) {
442
					$head_links .= $include_head_links;
443
				}
444
				$include_head_links = '';
445
			}
446
		}
447

    
448
		// gather information for all models embedded on actual page
449
		$page_id = $wb->page_id;
450
		$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections 
451
				WHERE page_id=$page_id AND module<>'wysiwyg'");
452

    
453
		while($row = $query_modules->fetchRow()) {
454
			// check if page module directory contains a frontend.js or frontend.css file
455
			if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
456
					// create link with frontend.js or frontend.css source for the current module
457
				$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
458

    
459
				// define constant indicating that the register_frontent_files was invoked
460
				if($file_id == 'css') {
461
					if(!defined('MOD_FRONTEND_CSS_REGISTERED')) define('MOD_FRONTEND_CSS_REGISTERED', true);
462
				} else {
463
					if(!defined('MOD_FRONTEND_JAVASCRIPT_REGISTERED')) define('MOD_FRONTEND_JAVASCRIPT_REGISTERED', true);
464
				}
465
				// ensure that frontend.js or frontend.css is only added once per module type
466
				if(strpos($head_links, $tmp_link) === false) {
467
					$head_links .= $tmp_link ."\n";
468
				}
469
			};
470
		}
471

    
472
		// include the Javascript email protection function
473
		if( $file_id != 'css' && file_exists(WB_PATH .'/modules/droplets/js/mdcr.js')) {
474
			$head_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/droplets/js/mdcr.js"></script>'."\n";
475
		} elseif( $file_id != 'css' && file_exists(WB_PATH .'/modules/output_filter/js/mdcr.js')) {
476
			$head_links .= '<script type="text/javascript" src="'.WB_URL.'/modules/output_filter/js/mdcr.js"></script>'."\n";
477
		}
478
		echo $head_links;
479
	}
480
}
481

    
482
// Begin WB < 2.4.x template compatibility code
483
	// Make extra_sql accessable through private_sql
484
	$private_sql = $extra_sql;
485
	$private_where_sql = $extra_where_sql;
486
	// Query pages for menu
487
	$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");
488
	// Check if current pages is a parent page and if we need its submenu
489
	if(PARENT == 0) {
490
		// Get the pages submenu
491
		$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");
492
	} else {
493
		// Get the pages submenu
494
		$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");
495
	}
496
// End WB < 2.4.x template compatibility code
497
// Include template file
498

    
499

    
500
?>
(10-10/15)