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");
30 $lang = get_language();
32 load_translation_table($lang);
36 * Try to open the database;
40 require_once("dba.php");
43 $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
44 unset($db_host, $db_user, $db_pass, $db_data);
47 * Load configs from db. Overwrite configs from .htconfig.php
50 load_config('config');
51 load_config('system');
53 require_once("session.php");
61 * Important stuff we always need to do.
62 * Initialise authentication and date and time.
63 * Create the HTML head for the page, even if we may not use it (xml, etc.)
64 * The order of these may be important so use caution if you think they're all
65 * intertwingled with no logical order and decide to sort it out. Some of the
66 * dependencies have changed, but at least at one time in the recent past - the
67 * order was critical to everything working properly
71 require_once("datetime.php");
73 $a->timezone = (($default_timezone) ? $default_timezone : 'UTC');
75 date_default_timezone_set($a->timezone);
80 * Language was set earlier, but we can over-ride it in the session.
81 * We have to do it here because the session was just now opened.
84 if(array_key_exists('system_language',$_POST)) {
85 if(strlen($_POST['system_language']))
86 $_SESSION['language'] = $_POST['system_language'];
88 unset($_SESSION['language']);
90 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
91 $lang = $_SESSION['language'];
92 load_translation_table($lang);
96 $_SESSION['my_url'] = $_GET['zrl'];
97 $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
102 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
103 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
104 * this way. There's a PHP flag to link the headers because by default this will over-write any other
107 * What we really need to do is output the raw headers ourselves so we can keep them separate.
111 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
113 if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
116 if(! x($_SESSION,'authenticated'))
117 header('X-Account-Management-Status: none');
121 * Create the page head after setting the language
122 * and getting any auth credentials
129 if(! x($_SESSION,'sysmsg'))
130 $_SESSION['sysmsg'] = array();
132 if(! x($_SESSION,'sysmsg_info'))
133 $_SESSION['sysmsg_info'] = array();
136 * check_config() is responsible for running update scripts. These automatically
137 * update the DB schema whenever we push a new one out. It also checks to see if
138 * any plugins have been added or removed and reacts accordingly.
143 $a->module = 'install';
147 nav_set_selected('nothing');
149 $arr = array('app_menu' => $a->apps);
151 call_hooks('app_menu', $arr);
153 $a->apps = $arr['app_menu'];
157 * We have already parsed the server path into $a->argc and $a->argv
159 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
160 * and use it for handling our URL request.
161 * The module file contains a few functions that we call in various circumstances
162 * and in the following order:
165 * "module"_post (only called if there are $_POST variables)
167 * "module"_content - the string return of this function contains our page body
169 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
170 * so within the module init and/or post functions and then invoke killme() to terminate
171 * further processing.
174 if(strlen($a->module)) {
178 * We will always have a module name.
179 * First see if we have a plugin which is masquerading as a module.
183 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
184 include_once("addon/{$a->module}/{$a->module}.php");
185 if(function_exists($a->module . '_module'))
186 $a->module_loaded = true;
190 * If not, next look for a 'standard' program module in the 'mod' directory
193 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
194 include_once("mod/{$a->module}.php");
195 $a->module_loaded = true;
200 * The URL provided does not resolve to a valid module.
202 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
203 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
204 * 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
205 * this will often succeed and eventually do the right thing.
207 * Otherwise we are going to emit a 404 not found.
211 if(! $a->module_loaded) {
213 // Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
214 if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
218 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
219 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
220 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
223 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
224 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
225 $tpl = get_markup_template("404.tpl");
226 $a->page['content'] = replace_macros($tpl, array(
227 '$message' => t('Page not found.' )
233 * load current theme info
235 $theme_info_file = "view/theme/".current_theme()."/theme.php";
236 if (file_exists($theme_info_file)){
237 require_once($theme_info_file);
241 /* initialise content region */
243 if(! x($a->page,'content'))
244 $a->page['content'] = '';
247 call_hooks('page_content_top',$a->page['content']);
250 * Call module functions
253 if($a->module_loaded) {
254 $a->page['page_title'] = $a->module;
255 if(function_exists($a->module . '_init')) {
256 $func = $a->module . '_init';
260 if(function_exists(str_replace('-','_',current_theme()) . '_init')) {
261 $func = str_replace('-','_',current_theme()) . '_init';
264 // elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
265 // require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
266 // if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
267 // $func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
272 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
273 && (function_exists($a->module . '_post'))
274 && (! x($_POST,'auth-params'))) {
275 $func = $a->module . '_post';
279 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
280 $func = $a->module . '_afterpost';
284 if((! $a->error) && (function_exists($a->module . '_content'))) {
285 $func = $a->module . '_content';
286 $a->page['content'] .= $func($a);
291 // If you're just visiting, let javascript take you home
293 if(x($_SESSION,'visitor_home'))
294 $homebase = $_SESSION['visitor_home'];
296 $homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
299 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
301 // now that we've been through the module content, see if the page reported
302 // a permission problem and if so, a 403 response would seem to be in order.
304 if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
305 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
310 * Report anything which needs to be communicated in the notification area (before the main body)
314 /*if(x($_SESSION,'sysmsg')) {
315 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
316 . ((x($a->page,'content')) ? $a->page['content'] : '');
317 $_SESSION['sysmsg']="";
318 unset($_SESSION['sysmsg']);
320 if(x($_SESSION,'sysmsg_info')) {
321 $a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
322 . ((x($a->page,'content')) ? $a->page['content'] : '');
323 $_SESSION['sysmsg_info']="";
324 unset($_SESSION['sysmsg_info']);
329 call_hooks('page_end', $a->page['content']);
334 * Add a place for the pause/resume Ajax indicator
338 $a->page['content'] .= '<div id="pause"></div>';
343 * Add the navigation (menu) template
347 if($a->module != 'install') {
352 * Build the page - now that we have all the components
355 $a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => current_theme_url()));
358 $profile = $a->profile;
360 header("Content-type: text/html; charset=utf-8");
362 $template = 'view/theme/' . current_theme() . '/'
363 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
365 if(file_exists($template))
366 require_once($template);
368 require_once(str_replace('theme/' . current_theme() . '/', '', $template));
370 session_write_close();