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1 1379 Luisehahne
<?php
2
/**
3
 *
4
 * @category        frontend
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 * @package         account
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 * @author          WebsiteBaker Project
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 * @copyright       2004-2009, Ryan Djurovich
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 * @copyright       2009-2011, Website Baker Org. e.V.
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 * @link			http://www.websitebaker2.org/
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 * @license         http://www.gnu.org/licenses/gpl.html
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 * @platform        WebsiteBaker 2.8.x
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 * @requirements    PHP 5.2.2 and higher
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 * @version         $Id$
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 * @filesource		$HeadURL$
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 * @lastmodified    $Date$
16
 *
17
 */
18
19
if(!defined('WB_URL')) {
20
	header('Location: ../index.php');
21
	exit(0);
22
}
23
24
require_once(WB_PATH.'/framework/class.wb.php');
25
26
// Get WB version
27
require_once(ADMIN_PATH.'/interface/version.php');
28
29
// Include EditArea wrapper functions
30
require_once(WB_PATH . '/include/editarea/wb_wrapper_edit_area.php');
31
require_once(WB_PATH . '/framework/SecureForm.php');
32
33
34
class admin extends wb {
35
	// Authenticate user then auto print the header
36
	public function __construct($section_name= '##skip##', $section_permission = 'start', $auto_header = true, $auto_auth = true)
37
	{
38
		parent::__construct(SecureForm::BACKEND);
39
	if( $section_name != '##skip##' )
40
	{
41
		global $database, $MESSAGE;
42
		// Specify the current applications name
43
		$this->section_name = $section_name;
44
		$this->section_permission = $section_permission;
45
		// Authenticate the user for this application
46
		if($auto_auth == true)
47
		{
48
			// First check if the user is logged-in
49
			if($this->is_authenticated() == false)
50
			{
51
				header('Location: '.ADMIN_URL.'/login/index.php');
52
				exit(0);
53
			}
54
55
			// Now check if they are allowed in this section
56
			if($this->get_permission($section_permission) == false) {
57
				die($MESSAGE['ADMIN']['INSUFFICIENT_PRIVELLIGES']);
58
			}
59
		}
60
61
		// Check if the backend language is also the selected language. If not, send headers again.
62
		$get_user_language = @$database->query("SELECT language FROM ".TABLE_PREFIX.
63
			"users WHERE user_id = '" .(int) $this->get_user_id() ."'");
64
		$user_language = ($get_user_language) ? $get_user_language->fetchRow() : '';
65
		// prevent infinite loop if language file is not XX.php (e.g. DE_du.php)
66
		$user_language = substr($user_language[0],0,2);
67
		// obtain the admin folder (e.g. /admin)
68
		$admin_folder = str_replace(WB_PATH, '', ADMIN_PATH);
69
		if((LANGUAGE != $user_language) && file_exists(WB_PATH .'/languages/' .$user_language .'.php')
70
			&& strpos($_SERVER['PHP_SELF'],$admin_folder.'/') !== false) {
71
			// check if page_id is set
72
			$page_id_url = (isset($_GET['page_id'])) ? '&page_id=' .(int) $_GET['page_id'] : '';
73
			$section_id_url = (isset($_GET['section_id'])) ? '&section_id=' .(int) $_GET['section_id'] : '';
74
			if(isset($_SERVER['QUERY_STRING']) && $_SERVER['QUERY_STRING'] != '') { // check if there is an query-string
75
				header('Location: '.$_SERVER['PHP_SELF'] .'?lang='.$user_language .$page_id_url .$section_id_url.'&'.$_SERVER['QUERY_STRING']);
76
			} else {
77
				header('Location: '.$_SERVER['PHP_SELF'] .'?lang='.$user_language .$page_id_url .$section_id_url);
78
			}
79
			exit();
80
		}
81
82
		// Auto header code
83
		if($auto_header == true) {
84
			$this->print_header();
85
		}
86
	}
87
	}
88
89
	// Print the admin header
90
	function print_header($body_tags = '') {
91
		// Get vars from the language file
92
		global $MENU;
93
		global $MESSAGE;
94
		global $TEXT;
95
		// Connect to database and get website title
96
		global $database;
97
		$get_title = $database->query("SELECT value FROM ".TABLE_PREFIX."settings WHERE name = 'website_title'");
98
		$title = $get_title->fetchRow();
99
		$header_template = new Template(THEME_PATH.'/templates');
100
		$header_template->set_file('page', 'header.htt');
101
		$header_template->set_block('page', 'header_block', 'header');
102
		if(defined('DEFAULT_CHARSET')) {
103
			$charset=DEFAULT_CHARSET;
104
		} else {
105
			$charset='utf-8';
106
		}
107
108
		// work out the URL for the 'View menu' link in the WB backend
109
		// if the page_id is set, show this page otherwise show the root directory of WB
110
		$view_url = WB_URL;
111
		if(isset($_GET['page_id'])) {
112
			// extract page link from the database
113
			$result = @$database->query("SELECT link FROM " .TABLE_PREFIX ."pages WHERE page_id = '" .(int) addslashes($_GET['page_id']) ."'");
114
			$row = @$result->fetchRow();
115
			if($row) $view_url .= PAGES_DIRECTORY .$row['link']. PAGE_EXTENSION;
116
		}
117
118
		$header_template->set_var(	array(
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							'SECTION_NAME' => $MENU[strtoupper($this->section_name)],
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							'BODY_TAGS' => $body_tags,
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							'WEBSITE_TITLE' => ($title['value']),
122
							'TEXT_ADMINISTRATION' => $TEXT['ADMINISTRATION'],
123
							'CURRENT_USER' => $MESSAGE['START']['CURRENT_USER'],
124
							'DISPLAY_NAME' => $this->get_display_name(),
125
							'CHARSET' => $charset,
126
							'LANGUAGE' => strtolower(LANGUAGE),
127
							'VERSION' => VERSION,
128
							'REVISION' => REVISION,
129
							'WB_URL' => WB_URL,
130
							'ADMIN_URL' => ADMIN_URL,
131
							'THEME_URL' => THEME_URL,
132
							'TITLE_START' => $MENU['START'],
133
							'TITLE_VIEW' => $MENU['VIEW'],
134
							'TITLE_HELP' => $MENU['HELP'],
135
							'TITLE_LOGOUT' =>  $MENU['LOGOUT'],
136
							'URL_VIEW' => $view_url,
137
							'URL_HELP' => 'http://www.websitebaker2.org/',
138
							'BACKEND_MODULE_CSS' => $this->register_backend_modfiles('css'),	// adds backend.css
139
							'BACKEND_MODULE_JS'  => $this->register_backend_modfiles('js')		// adds backend.js
140
						)
141
					);
142 1379 Luisehahne
143
		// Create the menu
144
		$menu = array(
145
					array(ADMIN_URL.'/pages/index.php', '', $MENU['PAGES'], 'pages', 1),
146
					array(ADMIN_URL.'/media/index.php', '', $MENU['MEDIA'], 'media', 1),
147
					array(ADMIN_URL.'/addons/index.php', '', $MENU['ADDONS'], 'addons', 1),
148
					array(ADMIN_URL.'/preferences/index.php', '', $MENU['PREFERENCES'], 'preferences', 0),
149
					array(ADMIN_URL.'/settings/index.php', '', $MENU['SETTINGS'], 'settings', 1),
150
					array(ADMIN_URL.'/admintools/index.php', '', $MENU['ADMINTOOLS'], 'admintools', 1),
151
					array(ADMIN_URL.'/access/index.php', '', $MENU['ACCESS'], 'access', 1)
152
					);
153
		$header_template->set_block('header_block', 'linkBlock', 'link');
154
		foreach($menu AS $menu_item) {
155
			$link = $menu_item[0];
156
			$target = ($menu_item[1] == '') ? '_self' : $menu_item[1];
157
			$title = $menu_item[2];
158
			$permission_title = $menu_item[3];
159
			$required = $menu_item[4];
160
			$replace_old = array(ADMIN_URL, WB_URL, '/', 'index.php');
161
			if($required == false OR $this->get_link_permission($permission_title)) {
162
				$header_template->set_var('LINK', $link);
163
				$header_template->set_var('TARGET', $target);
164
				// If link is the current section apply a class name
165
				if($permission_title == strtolower($this->section_name)) {
166
					$header_template->set_var('CLASS', $menu_item[3] . ' current');
167
				} else {
168
					$header_template->set_var('CLASS', $menu_item[3]);
169
				}
170
				$header_template->set_var('TITLE', $title);
171
				// Print link
172
				$header_template->parse('link', 'linkBlock', true);
173
			}
174
		}
175
		$header_template->parse('header', 'header_block', false);
176
		$header_template->pparse('output', 'page');
177
	}
178
179
	// Print the admin footer
180
	function print_footer() {
181
		// include the required file for Javascript admin
182
		if(file_exists(WB_PATH.'/modules/jsadmin/jsadmin_backend_include.php')){
183
		@include(WB_PATH.'/modules/jsadmin/jsadmin_backend_include.php');
184
		}
185
		$footer_template = new Template(THEME_PATH.'/templates');
186
		$footer_template->set_file('page', 'footer.htt');
187
		$footer_template->set_block('page', 'footer_block', 'header');
188
		$footer_template->set_var(array(
189
						'BACKEND_BODY_MODULE_JS' => $this->register_backend_modfiles_body('js'),
190
						'WB_URL' => WB_URL,
191
						'ADMIN_URL' => ADMIN_URL,
192
						'THEME_URL' => THEME_URL,
193
			 ) );
194
		$footer_template->parse('header', 'footer_block', false);
195
		$footer_template->pparse('output', 'page');
196
	}
197
198
	// Return a system permission
199
	function get_permission($name, $type = 'system') {
200
		// Append to permission type
201
		$type .= '_permissions';
202
		// Check if we have a section to check for
203
		if($name == 'start') {
204
			return true;
205
		} else {
206
			// Set system permissions var
207
			$system_permissions = $this->get_session('SYSTEM_PERMISSIONS');
208
			// Set module permissions var
209
			$module_permissions = $this->get_session('MODULE_PERMISSIONS');
210
			// Set template permissions var
211
			$template_permissions = $this->get_session('TEMPLATE_PERMISSIONS');
212
			// Return true if system perm = 1
213
			if (isset($$type) && is_array($$type) && is_numeric(array_search($name, $$type))) {
214
				if($type == 'system_permissions') {
215
					return true;
216
				} else {
217
					return false;
218
				}
219
			} else {
220
				if($type == 'system_permissions') {
221
					return false;
222
				} else {
223
					return true;
224
				}
225
			}
226
		}
227
	}
228
229
	function get_user_details($user_id) {
230
		global $database;
231
		$query_user = "SELECT username,display_name FROM ".TABLE_PREFIX."users WHERE user_id = '$user_id'";
232
		$get_user = $database->query($query_user);
233
		if($get_user->numRows() != 0) {
234
			$user = $get_user->fetchRow();
235
		} else {
236
			$user['display_name'] = 'Unknown';
237
			$user['username'] = 'unknown';
238
		}
239
		return $user;
240
	}
241
242
	function get_page_details($page_id) {
243
		global $database;
244
		$query = "SELECT page_id,page_title,menu_title,modified_by,modified_when FROM ".TABLE_PREFIX."pages WHERE page_id = '$page_id'";
245
		$results = $database->query($query);
246
		if($database->is_error()) {
247
			$this->print_header();
248
			$this->print_error($database->get_error());
249
		}
250
		if($results->numRows() == 0) {
251
			$this->print_header();
252
			$this->print_error($MESSAGE['PAGES']['NOT_FOUND']);
253
		}
254
		$results_array = $results->fetchRow();
255
		return $results_array;
256
	}
257
258
	/** Function get_page_permission takes either a numerical page_id,
259
	 * upon which it looks up the permissions in the database,
260
	 * or an array with keys admin_groups and admin_users
261
	 */
262
	function get_page_permission($page,$action='admin') {
263
		if ($action!='viewing') $action='admin';
264
		$action_groups=$action.'_groups';
265
		$action_users=$action.'_users';
266
		if (is_array($page)) {
267
				$groups=$page[$action_groups];
268
				$users=$page[$action_users];
269
		} else {
270
			global $database;
271
			$results = $database->query("SELECT $action_groups,$action_users FROM ".TABLE_PREFIX."pages WHERE page_id = '$page'");
272
			$result = $results->fetchRow();
273
			$groups = explode(',', str_replace('_', '', $result[$action_groups]));
274
			$users = explode(',', str_replace('_', '', $result[$action_users]));
275
		}
276
277
		$in_group = FALSE;
278
		foreach($this->get_groups_id() as $cur_gid){
279
		    if (in_array($cur_gid, $groups)) {
280
		        $in_group = TRUE;
281
		    }
282
		}
283
		if((!$in_group) AND !is_numeric(array_search($this->get_user_id(), $users))) {
284
			return false;
285
		}
286
		return true;
287
	}
288
289
290
	// Returns a system permission for a menu link
291
	function get_link_permission($title) {
292
		$title = str_replace('_blank', '', $title);
293
		$title = strtolower($title);
294
		// Set system permissions var
295
		$system_permissions = $this->get_session('SYSTEM_PERMISSIONS');
296
		// Set module permissions var
297
		$module_permissions = $this->get_session('MODULE_PERMISSIONS');
298
		if($title == 'start') {
299
			return true;
300
		} else {
301
			// Return true if system perm = 1
302
			if(is_numeric(array_search($title, $system_permissions))) {
303
				return true;
304
			} else {
305
				return false;
306
			}
307
		}
308
	}
309
310
	// Function to add optional module Javascript or CSS stylesheets into the <body> section of the backend
311
	function register_backend_modfiles_body($file_id="js")
312
		{
313
		// sanity check of parameter passed to the function
314
		$file_id = strtolower($file_id);
315
		if($file_id !== "javascript" && $file_id !== "js")
316
		{
317
			return;
318
		}
319
		global $database;
320
        $body_links = "";
321
		// define default baselink and filename for optional module javascript and stylesheet files
322
		if($file_id == "js") {
323
			$base_link = '<script type="text/javascript" src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/backend_body.js"></script>';
324
			$base_file = "backend_body.js";
325
		}
326
		// check if backend_body.js files needs to be included to the <body></body> section of the backend
327
		if(isset($_GET['tool']))
328
			{
329
			// check if displayed page contains a installed admin tool
330
			$result = $database->query("SELECT * FROM " .TABLE_PREFIX ."addons
331
				WHERE type = 'module' AND function = 'tool' AND directory = '".addslashes($_GET['tool'])."'");
332
			if($result->numRows())
333
				{
334
				// check if admin tool directory contains a backend_body.js file to include
335
				$tool = $result->fetchRow();
336
				if(file_exists(WB_PATH ."/modules/" .$tool['directory'] ."/$base_file"))
337
				{
338
					// return link to the backend_body.js file
339
					return str_replace("{MODULE_DIRECTORY}", $tool['directory'], $base_link);
340
				}
341
			}
342
		} elseif(isset($_GET['page_id']) or isset($_POST['page_id']))
343
		{
344
			// check if displayed page in the backend contains a page module
345
			if (isset($_GET['page_id']))
346
			{
347
				$page_id = (int) addslashes($_GET['page_id']);
348
			} else {
349
				$page_id = (int) addslashes($_POST['page_id']);
350
			}
351
			// gather information for all models embedded on actual page
352
			$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections
353
				WHERE page_id=$page_id");
354
			while($row = $query_modules->fetchRow()) {
355
				// check if page module directory contains a backend_body.js file
356
				if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
357
					// create link with backend_body.js source for the current module
358
					$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
359
					// ensure that backend_body.js is only added once per module type
360
					if(strpos($body_links, $tmp_link) === false) {
361
						$body_links .= $tmp_link ."\n";
362
					}
363
				}
364
			}
365
			// write out links with all external module javascript/CSS files, remove last line feed
366
			return rtrim($body_links);
367
		}
368
	}
369
370
371
	// Function to add optional module Javascript or CSS stylesheets into the <head> section of the backend
372
	function register_backend_modfiles($file_id="css") {
373
		// sanity check of parameter passed to the function
374
		$file_id = strtolower($file_id);
375
		if($file_id !== "css" && $file_id !== "javascript" && $file_id !== "js") {
376
			return;
377
		}
378
379
		global $database;
380
		// define default baselink and filename for optional module javascript and stylesheet files
381
		$head_links = "";
382
		if($file_id == "css") {
383
      	$base_link = '<link href="'.WB_URL.'/modules/{MODULE_DIRECTORY}/backend.css"';
384
			$base_link.= ' rel="stylesheet" type="text/css" media="screen" />';
385
			$base_file = "backend.css";
386
		} else {
387
			$base_link = '<script type="text/javascript" src="'.WB_URL.'/modules/{MODULE_DIRECTORY}/backend.js"></script>';
388
			$base_file = "backend.js";
389
		}
390
391
		// check if backend.js or backend.css files needs to be included to the <head></head> section of the backend
392
		if(isset($_GET['tool'])) {
393
			// check if displayed page contains a installed admin tool
394
			$result = $database->query("SELECT * FROM " .TABLE_PREFIX ."addons
395
				WHERE type = 'module' AND function = 'tool' AND directory = '".addslashes($_GET['tool'])."'");
396
397
			if($result->numRows()) {
398
				// check if admin tool directory contains a backend.js or backend.css file to include
399
				$tool = $result->fetchRow();
400
				if(file_exists(WB_PATH ."/modules/" .$tool['directory'] ."/$base_file")) {
401
        			// return link to the backend.js or backend.css file
402
					return str_replace("{MODULE_DIRECTORY}", $tool['directory'], $base_link);
403
				}
404
			}
405
		} elseif(isset($_GET['page_id']) or isset($_POST['page_id'])) {
406
			// check if displayed page in the backend contains a page module
407
			if (isset($_GET['page_id'])) {
408
				$page_id = (int)$_GET['page_id'];
409
			} else {
410
				$page_id = (int)$_POST['page_id'];
411
			}
412
413
    		// gather information for all models embedded on actual page
414
			$query_modules = $database->query("SELECT module FROM " .TABLE_PREFIX ."sections
415
				WHERE page_id=$page_id");
416
417
    		while($row = $query_modules->fetchRow()) {
418
				// check if page module directory contains a backend.js or backend.css file
419
      		if(file_exists(WB_PATH ."/modules/" .$row['module'] ."/$base_file")) {
420
					// create link with backend.js or backend.css source for the current module
421
					$tmp_link = str_replace("{MODULE_DIRECTORY}", $row['module'], $base_link);
422
        			// ensure that backend.js or backend.css is only added once per module type
423
        			if(strpos($head_links, $tmp_link) === false) {
424
						$head_links .= $tmp_link ."\n";
425
					}
426
				}
427
    		}
428
    		// write out links with all external module javascript/CSS files, remove last line feed
429
			return rtrim($head_links);
430
		}
431
	}
432
}
433
434 1166 Luisehahne
?>