source: trunk/include/common.inc.php @ 13234

Last change on this file since 13234 was 13234, checked in by patdenice, 9 years ago

feature:2577
Many improvements

  • Property svn:eol-style set to LF
File size: 8.2 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based photo gallery                                    |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2012 Piwigo Team                  http://piwigo.org |
6// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
7// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
8// +-----------------------------------------------------------------------+
9// | This program is free software; you can redistribute it and/or modify  |
10// | it under the terms of the GNU General Public License as published by  |
11// | the Free Software Foundation                                          |
12// |                                                                       |
13// | This program is distributed in the hope that it will be useful, but   |
14// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
15// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
16// | General Public License for more details.                              |
17// |                                                                       |
18// | You should have received a copy of the GNU General Public License     |
19// | along with this program; if not, write to the Free Software           |
20// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
21// | USA.                                                                  |
22// +-----------------------------------------------------------------------+
23
24defined('PHPWG_ROOT_PATH') or trigger_error('Hacking attempt!', E_USER_ERROR);
25
26// determine the initial instant to indicate the generation time of this page
27$t2 = microtime(true);
28
29@set_magic_quotes_runtime(0); // Disable magic_quotes_runtime
30
31//
32// addslashes to vars if magic_quotes_gpc is off this is a security
33// precaution to prevent someone trying to break out of a SQL statement.
34//
35if( !@get_magic_quotes_gpc() )
36{
37  function sanitize_mysql_kv(&$v, $k)
38  {
39    $v = addslashes($v);
40  }
41  if( is_array( $_GET ) )
42  {
43    array_walk_recursive( $_GET, 'sanitize_mysql_kv' );
44  }
45  if( is_array( $_POST ) )
46  {
47    array_walk_recursive( $_POST, 'sanitize_mysql_kv' );
48  }
49  if( is_array( $_COOKIE ) )
50  {
51    array_walk_recursive( $_COOKIE, 'sanitize_mysql_kv' );
52  }
53}
54if ( !empty($_SERVER["PATH_INFO"]) )
55{
56  $_SERVER["PATH_INFO"] = addslashes($_SERVER["PATH_INFO"]);
57}
58
59//
60// Define some basic configuration arrays this also prevents malicious
61// rewriting of language and otherarray values via URI params
62//
63$conf = array();
64$page = array(
65  'infos' => array(),
66  'errors' => array(),
67  );
68$user = array();
69$lang = array();
70$header_msgs = array();
71$header_notes = array();
72$filter = array();
73
74foreach( array(
75  'array_intersect_key', //PHP 5 >= 5.1.0RC1
76  'hash_hmac', //(hash) - enabled by default as of PHP 5.1.2
77  'preg_last_error', // PHP 5 >= 5.2.0
78  'json_encode', // PHP 5 >= 5.2.0
79  ) as $func)
80{
81  if (!function_exists($func))
82  {
83    include_once(PHPWG_ROOT_PATH . 'include/php_compat/'.$func.'.php');
84  }
85}
86
87include(PHPWG_ROOT_PATH . 'include/config_default.inc.php');
88@include(PHPWG_ROOT_PATH. 'local/config/config.inc.php');
89if (!isset($conf['local_data_dir'])) $conf['local_data_dir'] = realpath(PHPWG_ROOT_PATH.$conf['data_location']); // temp 2.4 for backward compatibility
90
91defined('PWG_LOCAL_DIR') or define('PWG_LOCAL_DIR', 'local/');
92
93
94@include(PHPWG_ROOT_PATH.PWG_LOCAL_DIR .'config/database.inc.php');
95if (!defined('PHPWG_INSTALLED'))
96{
97  header('Location: install.php');
98  exit;
99}
100include(PHPWG_ROOT_PATH .'include/dblayer/functions_'.$conf['dblayer'].'.inc.php');
101
102if(isset($conf['show_php_errors']) && !empty($conf['show_php_errors']))
103{
104  @ini_set('error_reporting', $conf['show_php_errors']);
105  @ini_set('display_errors', true);
106}
107
108include(PHPWG_ROOT_PATH . 'include/constants.php');
109include(PHPWG_ROOT_PATH . 'include/functions.inc.php');
110
111
112// Database connection
113try
114{
115  $pwg_db_link = pwg_db_connect($conf['db_host'], $conf['db_user'],
116                                $conf['db_password'], $conf['db_base']);
117}
118catch (Exception $e)
119{
120  my_error(l10n($e->getMessage()), true);
121}
122
123pwg_db_check_charset();
124
125load_conf_from_db();
126
127if (!$conf['check_upgrade_feed'])
128{
129  if (!isset($conf['piwigo_db_version']) or $conf['piwigo_db_version'] != get_branch_from_version(PHPWG_VERSION))
130  {
131    redirect(get_root_url().'upgrade.php');
132  }
133}
134
135ImageStdParams::load_from_db();
136
137load_plugins();
138
139// users can have defined a custom order pattern, incompatible with GUI form
140if (isset($conf['order_by_custom']))
141{
142  $conf['order_by'] = $conf['order_by_custom'];
143}
144if (isset($conf['order_by_inside_category_custom']))
145{
146  $conf['order_by_inside_category'] = $conf['order_by_inside_category_custom'];
147}
148
149include(PHPWG_ROOT_PATH.'include/user.inc.php');
150
151if (in_array( substr($user['language'],0,2), array('fr','it','de','es','pl','hu','ru','nl') ) )
152{
153  define('PHPWG_DOMAIN', substr($user['language'],0,2).'.piwigo.org');
154}
155elseif ('zh_CN' == $user['language']) {
156  define('PHPWG_DOMAIN', 'cn.piwigo.org');
157}
158else {
159  define('PHPWG_DOMAIN', 'piwigo.org');
160}
161define('PHPWG_URL', 'http://'.PHPWG_DOMAIN);
162
163if(isset($conf['alternative_pem_url']) and $conf['alternative_pem_url']!='')
164{
165  define('PEM_URL', $conf['alternative_pem_url']);
166}
167else
168{
169  define('PEM_URL', 'http://'.PHPWG_DOMAIN.'/ext');
170}
171
172// language files
173load_language('common.lang');
174if ( is_admin() || (defined('IN_ADMIN') and IN_ADMIN) )
175{
176  load_language('admin.lang');
177}
178trigger_action('loading_lang');
179load_language('lang', PHPWG_ROOT_PATH.PWG_LOCAL_DIR, array('no_fallback'=>true, 'local'=>true) );
180
181// only now we can set the localized username of the guest user (and not in
182// include/user.inc.php)
183if (is_a_guest())
184{
185  $user['username'] = l10n('guest');
186}
187
188// template instance
189if (defined('IN_ADMIN') and IN_ADMIN )
190{// Admin template
191  $template = new Template(PHPWG_ROOT_PATH.'admin/themes', $conf['admin_theme']);
192}
193else
194{ // Classic template
195  $theme = mobile_theme() ? $conf['mobile_theme'] : $user['theme'];
196  $template = new Template(PHPWG_ROOT_PATH.'themes', $theme );
197}
198
199if ( !isset($conf['no_photo_yet']) )
200{
201  include(PHPWG_ROOT_PATH.'include/no_photo_yet.inc.php');
202}
203
204if (isset($user['internal_status']['guest_must_be_guest'])
205    and
206    $user['internal_status']['guest_must_be_guest'] === true)
207{
208  $header_msgs[] = l10n('Bad status for user "guest", using default status. Please notify the webmaster.');
209}
210
211if ($conf['gallery_locked'])
212{
213  $header_msgs[] = l10n('The gallery is locked for maintenance. Please, come back later.');
214
215  if ( script_basename() != 'identification' and !is_admin() )
216  {
217    set_status_header(503, 'Service Unavailable');
218    @header('Retry-After: 900');
219    header('Content-Type: text/html; charset='.get_pwg_charset());
220    echo '<a href="'.get_absolute_root_url(false).'identification.php">'.l10n('The gallery is locked for maintenance. Please, come back later.').'</a>';
221    echo str_repeat( ' ', 512); //IE6 doesn't error output if below a size
222    exit();
223  }
224}
225
226if ($conf['check_upgrade_feed'])
227{
228  include_once(PHPWG_ROOT_PATH.'admin/include/functions_upgrade.php');
229  if (check_upgrade_feed())
230  {
231    $header_msgs[] = 'Some database upgrades are missing, '
232      .'<a href="'.get_absolute_root_url(false).'upgrade_feed.php">upgrade now</a>';
233  }
234}
235
236if (count($header_msgs) > 0)
237{
238  $template->assign('header_msgs', $header_msgs);
239  $header_msgs=array();
240}
241
242if (!empty($conf['filter_pages']) and get_filter_page_value('used'))
243{
244  include(PHPWG_ROOT_PATH.'include/filter.inc.php');
245}
246else
247{
248  $filter['enabled'] = false;
249}
250
251if (isset($conf['header_notes']))
252{
253  $header_notes = array_merge($header_notes, $conf['header_notes']);
254}
255
256// default event handlers
257add_event_handler('render_category_literal_description', 'render_category_literal_description');
258if ( !$conf['allow_html_descriptions'] )
259{
260  add_event_handler('render_category_description', 'nl2br');
261}
262add_event_handler('render_comment_content', 'render_comment_content');
263add_event_handler('render_comment_author', 'strip_tags');
264add_event_handler('render_tag_url', 'str2url');
265add_event_handler('blockmanager_register_blocks', 'register_default_menubar_blocks', EVENT_HANDLER_PRIORITY_NEUTRAL-1);
266trigger_action('init');
267?>
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