2 error_reporting(E_ERROR | E_WARNING | E_PARSE);
11 * bootstrap the application
15 require_once('boot.php');
21 * Load the configuration file which contains our DB credentials.
22 * Ignore errors. If the file doesn't exist or is empty, we are running in installation mode.
26 $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
28 @include(".htconfig.php");
32 * Get the language setting directly from system variables, bypassing get_config()
33 * as database may not yet be configured.
35 * If possible, we use the value from the browser.
39 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
40 $langs = preg_split("/[,-]/",$_SERVER['HTTP_ACCEPT_LANGUAGE'],2);
43 $lang = ((isset($a->config['system']['language'])) ? $a->config['system']['language'] : 'en');
45 if(x($_POST,'system_language'))
46 if(x($_SESSION,'language'))
47 $lang = $_SESSION['language'];
51 load_translation_table($lang);
55 * Try to open the database;
59 require_once("dba.php");
60 $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
61 unset($db_host, $db_user, $db_pass, $db_data);
66 * Important stuff we always need to do.
67 * Initialise authentication and date and time.
68 * Create the HTML head for the page, even if we may not use it (xml, etc.)
69 * The order of these may be important so use caution if you think they're all
70 * intertwingled with no logical order and decide to sort it out. Some of the
71 * dependencies have changed, but at least at one time in the recent past - the
72 * order was critical to everything working properly
77 require_once("session.php");
84 require_once("datetime.php");
86 $a->timezone = (($default_timezone) ? $default_timezone : 'UTC');
88 date_default_timezone_set($a->timezone);
95 * Language was set earlier, but we can over-ride it in the session.
96 * We have to do it here because the session was just now opened.
99 if(x($_POST,'system_language'))
100 $_SESSION['language'] = $_POST['system_language'];
101 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
102 $lang = $_SESSION['language'];
103 load_translation_table($lang);
109 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
110 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
111 * this way. There's a PHP flag to link the headers because by default this will over-write any other
114 * What we really need to do is output the raw headers ourselves so we can keep them separate.
118 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
120 if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
123 if(! x($_SESSION,'authenticated'))
124 header('X-Account-Management-Status: none');
126 if(! x($_SESSION,'sysmsg'))
127 $_SESSION['sysmsg'] = '';
130 * check_config() is responsible for running update scripts. These automatically
131 * update the DB schema whenever we push a new one out. It also checks to see if
132 * any plugins have been added or removed and reacts accordingly.
137 $a->module = 'install';
142 $arr = array('app_menu' => $a->apps);
144 call_hooks('app_menu', $arr);
146 $a->apps = $arr['app_menu'];
151 * We have already parsed the server path into $a->argc and $a->argv
153 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
154 * and use it for handling our URL request.
155 * The module file contains a few functions that we call in various circumstances
156 * and in the following order:
159 * "module"_post (only called if there are $_POST variables)
161 * "module"_content - the string return of this function contains our page body
163 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
164 * so within the module init and/or post functions and then invoke killme() to terminate
165 * further processing.
168 if(strlen($a->module)) {
172 * We will always have a module name.
173 * First see if we have a plugin which is masquerading as a module.
177 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
178 include_once("addon/{$a->module}/{$a->module}.php");
179 if(function_exists($a->module . '_module'))
180 $a->module_loaded = true;
184 * If not, next look for a 'standard' program module in the 'mod' directory
187 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
188 include_once("mod/{$a->module}.php");
189 $a->module_loaded = true;
194 * The URL provided does not resolve to a valid module.
196 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
197 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
198 * we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page
199 * this will often succeed and eventually do the right thing.
201 * Otherwise we are going to emit a 404 not found.
205 if(! $a->module_loaded) {
206 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
207 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
208 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
211 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
212 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
213 notice( t('Page not found.' ) . EOL);
219 /* initialise content region */
221 if(! x($a->page,'content'))
222 $a->page['content'] = '';
226 * Call module functions
229 if($a->module_loaded) {
230 $a->page['page_title'] = $a->module;
231 if(function_exists($a->module . '_init')) {
232 $func = $a->module . '_init';
236 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
237 && (function_exists($a->module . '_post'))
238 && (! x($_POST,'auth-params'))) {
239 $func = $a->module . '_post';
243 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
244 $func = $a->module . '_afterpost';
248 if((! $a->error) && (function_exists($a->module . '_content'))) {
249 $func = $a->module . '_content';
250 $a->page['content'] .= $func($a);
255 // If you're just visiting, let javascript take you home
257 if(x($_SESSION,'visitor_home'))
258 $homebase = $_SESSION['visitor_home'];
260 $homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
263 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
265 // now that we've been through the module content, see if the page reported
266 // a permission problem and if so, a 403 response would seem to be in order.
268 if(stristr($_SESSION['sysmsg'], t('Permission denied'))) {
269 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
274 * Report anything which needs to be communicated in the notification area (before the main body)
278 if(x($_SESSION,'sysmsg')) {
279 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
280 . ((x($a->page,'content')) ? $a->page['content'] : '');
281 unset($_SESSION['sysmsg']);
285 call_hooks('page_end', $a->page['content']);
290 * Add a place for the pause/resume Ajax indicator
294 $a->page['content'] .= '<div id="pause"></div>';
299 * Add the navigation (menu) template
303 if($a->module != 'install') {
304 require_once('nav.php');
309 * Build the page - now that we have all the components
312 $a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => current_theme_url()));
315 $profile = $a->profile;
317 header("Content-type: text/html; charset=utf-8");
319 $template = 'view/' . $lang . '/'
320 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
322 if(file_exists($template))
323 require_once($template);
325 require_once(str_replace($lang . '/', '', $template));
327 session_write_close();