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'])) ? $a->config['system']['language'] : 'en');
47 load_translation_table($lang);
51 * Try to open the database;
55 require_once("dba.php");
56 $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
57 unset($db_host, $db_user, $db_pass, $db_data);
62 * Important stuff we always need to do.
63 * Initialise authentication and date and time.
64 * Create the HTML head for the page, even if we may not use it (xml, etc.)
65 * The order of these may be important so use caution if you think they're all
66 * intertwingled with no logical order and decide to sort it out. Some of the
67 * dependencies have changed, but at least at one time in the recent past - the
68 * order was critical to everything working properly
73 require_once("session.php");
80 require_once("datetime.php");
82 $a->timezone = (($default_timezone) ? $default_timezone : 'UTC');
84 date_default_timezone_set($a->timezone);
91 * Language was set earlier, but we can over-ride it in the session.
92 * We have to do it here because the session was just now opened.
95 if(x($_POST,'system_language'))
96 $_SESSION['language'] = $_POST['system_language'];
97 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
98 $lang = $_SESSION['language'];
99 load_translation_table($lang);
105 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
106 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
107 * this way. There's a PHP flag to link the headers because by default this will over-write any other
110 * What we really need to do is output the raw headers ourselves so we can keep them separate.
114 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
116 if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
119 if(! x($_SESSION,'authenticated'))
120 header('X-Account-Management-Status: none');
122 if(! x($_SESSION,'sysmsg'))
123 $_SESSION['sysmsg'] = '';
126 * check_config() is responsible for running update scripts. These automatically
127 * update the DB schema whenever we push a new one out. It also checks to see if
128 * any plugins have been added or removed and reacts accordingly.
133 $a->module = 'install';
138 $arr = array('app_menu' => $a->apps);
140 call_hooks('app_menu', $arr);
142 $a->apps = $arr['app_menu'];
147 * We have already parsed the server path into $a->argc and $a->argv
149 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
150 * and use it for handling our URL request.
151 * The module file contains a few functions that we call in various circumstances
152 * and in the following order:
155 * "module"_post (only called if there are $_POST variables)
157 * "module"_content - the string return of this function contains our page body
159 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
160 * so within the module init and/or post functions and then invoke killme() to terminate
161 * further processing.
164 if(strlen($a->module)) {
168 * We will always have a module name.
169 * First see if we have a plugin which is masquerading as a module.
173 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
174 include_once("addon/{$a->module}/{$a->module}.php");
175 if(function_exists($a->module . '_module'))
176 $a->module_loaded = true;
180 * If not, next look for a 'standard' program module in the 'mod' directory
183 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
184 include_once("mod/{$a->module}.php");
185 $a->module_loaded = true;
190 * The URL provided does not resolve to a valid module.
192 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
193 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
194 * 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
195 * this will often succeed and eventually do the right thing.
197 * Otherwise we are going to emit a 404 not found.
201 if(! $a->module_loaded) {
202 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
203 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
204 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
207 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
208 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
209 notice( t('Page not found.' ) . EOL);
215 /* initialise content region */
217 if(! x($a->page,'content'))
218 $a->page['content'] = '';
222 * Call module functions
225 if($a->module_loaded) {
226 $a->page['page_title'] = $a->module;
227 if(function_exists($a->module . '_init')) {
228 $func = $a->module . '_init';
232 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
233 && (function_exists($a->module . '_post'))
234 && (! x($_POST,'auth-params'))) {
235 $func = $a->module . '_post';
239 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
240 $func = $a->module . '_afterpost';
244 if((! $a->error) && (function_exists($a->module . '_content'))) {
245 $func = $a->module . '_content';
246 $a->page['content'] .= $func($a);
251 // If you're just visiting, let javascript take you home
253 if(x($_SESSION,'visitor_home'))
254 $homebase = $_SESSION['visitor_home'];
256 $homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
259 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
261 // now that we've been through the module content, see if the page reported
262 // a permission problem and if so, a 403 response would seem to be in order.
264 if(stristr($_SESSION['sysmsg'], t('Permission denied'))) {
265 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
270 * Report anything which needs to be communicated in the notification area (before the main body)
274 if(x($_SESSION,'sysmsg')) {
275 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
276 . ((x($a->page,'content')) ? $a->page['content'] : '');
277 unset($_SESSION['sysmsg']);
281 call_hooks('page_end', $a->page['content']);
286 * Add a place for the pause/resume Ajax indicator
290 $a->page['content'] .= '<div id="pause"></div>';
295 * Add the navigation (menu) template
299 if($a->module != 'install') {
300 require_once('nav.php');
305 * Build the page - now that we have all the components
308 $a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => current_theme_url()));
311 $profile = $a->profile;
313 header("Content-type: text/html; charset=utf-8");
315 $template = 'view/' . $lang . '/'
316 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
318 if(file_exists($template))
319 require_once($template);
321 require_once(str_replace($lang . '/', '', $template));
323 session_write_close();