357 lines
9 KiB
PHP
Executable file
357 lines
9 KiB
PHP
Executable file
<?php
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/**
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*
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* Friendica
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*
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*/
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/**
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*
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* bootstrap the application
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*
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*/
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require_once('boot.php');
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$a = new App;
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/**
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*
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* Load the configuration file which contains our DB credentials.
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* Ignore errors. If the file doesn't exist or is empty, we are running in installation mode.
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*
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*/
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$install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
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@include(".htconfig.php");
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$lang = get_language();
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load_translation_table($lang);
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/**
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*
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* Try to open the database;
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*
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*/
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require_once("dba.php");
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$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
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unset($db_host, $db_user, $db_pass, $db_data);
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if(! $install) {
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/**
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* Load configs from db. Overwrite configs from .htconfig.php
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*/
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load_config('config');
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load_config('system');
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require_once("session.php");
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load_hooks();
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call_hooks('init_1');
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}
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/**
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*
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* Important stuff we always need to do.
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* Initialise authentication and date and time.
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* Create the HTML head for the page, even if we may not use it (xml, etc.)
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* The order of these may be important so use caution if you think they're all
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* intertwingled with no logical order and decide to sort it out. Some of the
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* dependencies have changed, but at least at one time in the recent past - the
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* order was critical to everything working properly
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*
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*/
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require_once("datetime.php");
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$a->timezone = (($default_timezone) ? $default_timezone : 'UTC');
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date_default_timezone_set($a->timezone);
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session_start();
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/**
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* Language was set earlier, but we can over-ride it in the session.
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* We have to do it here because the session was just now opened.
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*/
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if(array_key_exists('system_language',$_POST)) {
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if(strlen($_POST['system_language']))
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$_SESSION['language'] = $_POST['system_language'];
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else
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unset($_SESSION['language']);
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}
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if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
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$lang = $_SESSION['language'];
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load_translation_table($lang);
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}
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if(x($_GET,'zurl')) {
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$_SESSION['my_url'] = $_GET['zurl'];
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}
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/**
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*
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* For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
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* Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
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* this way. There's a PHP flag to link the headers because by default this will over-write any other
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* link header.
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*
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* What we really need to do is output the raw headers ourselves so we can keep them separate.
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*
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*/
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// header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
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if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
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require("auth.php");
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if(! x($_SESSION,'authenticated'))
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header('X-Account-Management-Status: none');
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/*
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* Create the page head after setting the language
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* and getting any auth credentials
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*/
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$a->init_pagehead();
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if(! x($_SESSION,'sysmsg'))
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$_SESSION['sysmsg'] = array();
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if(! x($_SESSION,'sysmsg_info'))
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$_SESSION['sysmsg_info'] = array();
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/*
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* check_config() is responsible for running update scripts. These automatically
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* update the DB schema whenever we push a new one out. It also checks to see if
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* any plugins have been added or removed and reacts accordingly.
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*/
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if($install)
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$a->module = 'install';
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else
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check_config($a);
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nav_set_selected('nothing');
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$arr = array('app_menu' => $a->apps);
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call_hooks('app_menu', $arr);
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$a->apps = $arr['app_menu'];
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/**
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*
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* We have already parsed the server path into $a->argc and $a->argv
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*
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* $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
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* and use it for handling our URL request.
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* The module file contains a few functions that we call in various circumstances
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* and in the following order:
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*
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* "module"_init
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* "module"_post (only called if there are $_POST variables)
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* "module"_afterpost
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* "module"_content - the string return of this function contains our page body
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*
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* Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
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* so within the module init and/or post functions and then invoke killme() to terminate
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* further processing.
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*/
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if(strlen($a->module)) {
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/**
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*
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* We will always have a module name.
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* First see if we have a plugin which is masquerading as a module.
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*
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*/
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if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
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include_once("addon/{$a->module}/{$a->module}.php");
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if(function_exists($a->module . '_module'))
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$a->module_loaded = true;
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}
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/**
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* If not, next look for a 'standard' program module in the 'mod' directory
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*/
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if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
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include_once("mod/{$a->module}.php");
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$a->module_loaded = true;
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}
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/**
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*
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* The URL provided does not resolve to a valid module.
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*
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* On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
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* We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
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* 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
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* this will often succeed and eventually do the right thing.
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*
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* Otherwise we are going to emit a 404 not found.
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*
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*/
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if(! $a->module_loaded) {
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// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
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if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
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killme();
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}
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if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
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logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
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goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
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}
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logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
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header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
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$tpl = get_markup_template("404.tpl");
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$a->page['content'] = replace_macros($tpl, array(
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'$message' => t('Page not found.' )
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));
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}
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}
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/**
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* load current theme info
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*/
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$theme_info_file = "view/theme/".current_theme()."/theme.php";
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if (file_exists($theme_info_file)){
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require_once($theme_info_file);
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}
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/* initialise content region */
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if(! x($a->page,'content'))
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$a->page['content'] = '';
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/**
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* Call module functions
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*/
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if($a->module_loaded) {
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$a->page['page_title'] = $a->module;
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if(function_exists($a->module . '_init')) {
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$func = $a->module . '_init';
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$func($a);
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}
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if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
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&& (function_exists($a->module . '_post'))
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&& (! x($_POST,'auth-params'))) {
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$func = $a->module . '_post';
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$func($a);
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}
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if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
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$func = $a->module . '_afterpost';
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$func($a);
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}
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if((! $a->error) && (function_exists($a->module . '_content'))) {
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$func = $a->module . '_content';
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$a->page['content'] .= $func($a);
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}
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}
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// If you're just visiting, let javascript take you home
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if(x($_SESSION,'visitor_home'))
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$homebase = $_SESSION['visitor_home'];
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elseif(local_user())
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$homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
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if(isset($homebase))
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$a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
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// now that we've been through the module content, see if the page reported
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// a permission problem and if so, a 403 response would seem to be in order.
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if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
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header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
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}
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/**
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*
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* Report anything which needs to be communicated in the notification area (before the main body)
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*
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*/
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/*if(x($_SESSION,'sysmsg')) {
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$a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
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. ((x($a->page,'content')) ? $a->page['content'] : '');
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$_SESSION['sysmsg']="";
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unset($_SESSION['sysmsg']);
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}
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if(x($_SESSION,'sysmsg_info')) {
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$a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
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. ((x($a->page,'content')) ? $a->page['content'] : '');
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$_SESSION['sysmsg_info']="";
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unset($_SESSION['sysmsg_info']);
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}*/
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call_hooks('page_end', $a->page['content']);
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/**
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*
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* Add a place for the pause/resume Ajax indicator
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*
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*/
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$a->page['content'] .= '<div id="pause"></div>';
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/**
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*
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* Add the navigation (menu) template
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*
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*/
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if($a->module != 'install') {
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nav($a);
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}
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/**
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* Build the page - now that we have all the components
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*/
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$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => current_theme_url()));
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$page = $a->page;
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$profile = $a->profile;
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header("Content-type: text/html; charset=utf-8");
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$template = 'view/' . current_theme() . '/'
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. ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
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if(file_exists($template))
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require_once($template);
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else
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require_once(str_replace(current_theme() . '/', '', $template));
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session_write_close();
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exit;
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