X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=index.php;h=eaa7295e26cd8e565e8097410a749c2bf11c4df4;hb=69182360ef1f1a8b528a780c6256351d62f12f65;hp=55edd072e4d9512e937178257f500b7ac1d99968;hpb=079e63bba942e150ddd2baf91149936d1b880697;p=friendica.git

diff --git a/index.php b/index.php
index 55edd072e4..eaa7295e26 100644
--- a/index.php
+++ b/index.php
@@ -2,7 +2,7 @@
 
 /**
  *
- * Friendika
+ * Friendica
  *
  */
 
@@ -13,28 +13,23 @@
  */
 
 require_once('boot.php');
+require_once('object/BaseObject.php');
 
 $a = new App;
+BaseObject::set_app($a);
 
 /**
  *
  * Load the configuration file which contains our DB credentials.
- * Ignore errors. If the file doesn't exist, we are running in installation mode.
+ * Ignore errors. If the file doesn't exist or is empty, we are running in installation mode.
  *
  */
 
-$install = ((file_exists('.htconfig.php')) ? false : true);
+$install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
 
 @include(".htconfig.php");
 
-/**
- *
- * Get the language setting directly from system variables, bypassing get_config()
- * as database may not yet be configured.
- *
- */
-
-$lang = ((isset($a->config['system']['language'])) ? $a->config['system']['language'] : 'en');
+$lang = get_browser_language();
 	
 load_translation_table($lang);
 
@@ -45,15 +40,28 @@ load_translation_table($lang);
  */
 
 require_once("dba.php");
-$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
-        unset($db_host, $db_user, $db_pass, $db_data);
+
+if(! $install) {
+	$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
+    	    unset($db_host, $db_user, $db_pass, $db_data);
+
+	/**
+	 * Load configs from db. Overwrite configs from .htconfig.php
+	 */
+
+	load_config('config');
+	load_config('system');
+
+	require_once("session.php");
+	load_hooks();
+	call_hooks('init_1');
+}
 
 
 /**
  *
  * Important stuff we always need to do.
- * Initialise authentication and  date and time. 
- * Create the HTML head for the page, even if we may not use it (xml, etc.)
+ *
  * The order of these may be important so use caution if you think they're all
  * intertwingled with no logical order and decide to sort it out. Some of the
  * dependencies have changed, but at least at one time in the recent past - the 
@@ -61,23 +69,29 @@ $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
  *
  */
 
-if(! $install) {
-	require_once("session.php");
-	load_hooks();
-	call_hooks('init_1');
-}
-
-
-
-require_once("datetime.php");
-
-$a->timezone = (($default_timezone) ? $default_timezone : 'UTC');
+session_start();
 
-date_default_timezone_set($a->timezone);
+/**
+ * Language was set earlier, but we can over-ride it in the session.
+ * We have to do it here because the session was just now opened.
+ */
 
-$a->init_pagehead();
+if(array_key_exists('system_language',$_POST)) {
+	if(strlen($_POST['system_language']))
+		$_SESSION['language'] = $_POST['system_language'];
+	else
+		unset($_SESSION['language']);
+}
+if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
+	$lang = $_SESSION['language'];
+	load_translation_table($lang);
+}
 
-session_start();
+if((x($_GET,'zrl')) && (! $install)) {
+	$_SESSION['my_url'] = $_GET['zrl'];
+	$a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
+	zrl_init($a);
+}
 
 /**
  *
@@ -98,12 +112,32 @@ if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module ==
 if(! x($_SESSION,'authenticated'))
 	header('X-Account-Management-Status: none');
 
+
+/*
+ * Create the page head after setting the language
+ * and getting any auth credentials
+ */
+
+$a->init_pagehead();
+
+/**
+ * Build the page ending -- this is stuff that goes right before
+ * the closing </body> tag
+ */
+
+$a->init_page_end();
+
+
 if(! x($_SESSION,'sysmsg'))
-	$_SESSION['sysmsg'] = '';
+	$_SESSION['sysmsg'] = array();
+
+if(! x($_SESSION,'sysmsg_info'))
+	$_SESSION['sysmsg_info'] = array();
 
 /*
- * check_config() is responible for running update scripts. These automatically 
- * update the DB schema whenever  we push a new one out. 
+ * check_config() is responsible for running update scripts. These automatically 
+ * update the DB schema whenever we push a new one out. It also checks to see if
+ * any plugins have been added or removed and reacts accordingly. 
  */
 
 
@@ -112,6 +146,7 @@ if($install)
 else
 	check_config($a);
 
+nav_set_selected('nothing');
 
 $arr = array('app_menu' => $a->apps);
 
@@ -119,10 +154,9 @@ call_hooks('app_menu', $arr);
 
 $a->apps = $arr['app_menu'];
 
-
 /**
  *
- * We have already parsed the server path into $->argc and $a->argv
+ * We have already parsed the server path into $a->argc and $a->argv
  *
  * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
  * and use it for handling our URL request.
@@ -130,7 +164,7 @@ $a->apps = $arr['app_menu'];
  * and in the following order:
  * 
  * "module"_init
- * "module"_post (only if there are $_POST variables)
+ * "module"_post (only called if there are $_POST variables)
  * "module"_afterpost
  * "module"_content - the string return of this function contains our page body
  *
@@ -140,27 +174,70 @@ $a->apps = $arr['app_menu'];
  */
 
 if(strlen($a->module)) {
+
+	/**
+	 *
+	 * We will always have a module name.
+	 * First see if we have a plugin which is masquerading as a module.
+	 *
+	 */
+
 	if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
 		include_once("addon/{$a->module}/{$a->module}.php");
 		if(function_exists($a->module . '_module'))
 			$a->module_loaded = true;
 	}
+
+	/**
+	 * If not, next look for a 'standard' program module in the 'mod' directory
+	 */
+
 	if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
-		include("mod/{$a->module}.php");
+		include_once("mod/{$a->module}.php");
 		$a->module_loaded = true;
 	}
+
+	/**
+	 *
+	 * The URL provided does not resolve to a valid module.
+	 *
+	 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'. 
+	 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic - 
+	 * 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
+	 * this will often succeed and eventually do the right thing.
+	 *
+	 * Otherwise we are going to emit a 404 not found.
+	 *
+	 */
+
 	if(! $a->module_loaded) {
+
+		// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
+		if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
+			killme();
+		}
+
 		if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
 			logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
 			goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
 		}
 
-		logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
+		logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
 		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
-		notice( t('Page not found.' ) . EOL);
+		$tpl = get_markup_template("404.tpl");
+		$a->page['content'] = replace_macros($tpl, array(
+			'$message' =>  t('Page not found.' )
+		));
 	}
 }
 
+/**
+ * load current theme info
+ */
+$theme_info_file = "view/theme/".current_theme()."/theme.php";
+if (file_exists($theme_info_file)){
+	require_once($theme_info_file);
+}
 
 
 /* initialise content region */
@@ -168,6 +245,8 @@ if(strlen($a->module)) {
 if(! x($a->page,'content'))
 	$a->page['content'] = '';
 
+if(! $install)
+	call_hooks('page_content_top',$a->page['content']);
 
 /**
  * Call module functions
@@ -175,31 +254,53 @@ if(! x($a->page,'content'))
 
 if($a->module_loaded) {
 	$a->page['page_title'] = $a->module;
+	$placeholder = '';
+
 	if(function_exists($a->module . '_init')) {
+		call_hooks($a->module . '_mod_init', $placeholder);
 		$func = $a->module . '_init';
 		$func($a);
 	}
 
+	if(function_exists(str_replace('-','_',current_theme()) . '_init')) {
+		$func = str_replace('-','_',current_theme()) . '_init';
+		$func($a);
+	}
+//	elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
+//		require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
+//		if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
+//			$func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
+//			$func($a);
+//		}
+//	}
+
 	if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
 		&& (function_exists($a->module . '_post'))
 		&& (! x($_POST,'auth-params'))) {
+		call_hooks($a->module . '_mod_post', $_POST);
 		$func = $a->module . '_post';
 		$func($a);
 	}
 
 	if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
+		call_hooks($a->module . '_mod_afterpost',$placeholder);
 		$func = $a->module . '_afterpost';
 		$func($a);
 	}
 
 	if((! $a->error) && (function_exists($a->module . '_content'))) {
+		$arr = array('content' => $a->page['content']);
+		call_hooks($a->module . '_mod_content', $arr);
+		$a->page['content'] = $arr['content'];
 		$func = $a->module . '_content';
-		$a->page['content'] .= $func($a);
+		$arr = array('content' => $func($a));
+		call_hooks($a->module . '_mod_aftercontent', $arr);
+		$a->page['content'] .= $arr['content'];
 	}
 
 }
 
-// let javascript take you home
+// If you're just visiting, let javascript take you home
 
 if(x($_SESSION,'visitor_home'))
 	$homebase = $_SESSION['visitor_home'];
@@ -212,7 +313,7 @@ if(isset($homebase))
 // now that we've been through the module content, see if the page reported
 // a permission problem and if so, a 403 response would seem to be in order.
 
-if(stristr($_SESSION['sysmsg'], t('Permission denied'))) {
+if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
 	header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
 }
 
@@ -222,11 +323,19 @@ if(stristr($_SESSION['sysmsg'], t('Permission denied'))) {
  *
  */
 	
-if(x($_SESSION,'sysmsg')) {
+/*if(x($_SESSION,'sysmsg')) {
 	$a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
 		. ((x($a->page,'content')) ? $a->page['content'] : '');
+	$_SESSION['sysmsg']="";
 	unset($_SESSION['sysmsg']);
 }
+if(x($_SESSION,'sysmsg_info')) {
+	$a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
+		. ((x($a->page,'content')) ? $a->page['content'] : '');
+	$_SESSION['sysmsg_info']="";
+	unset($_SESSION['sysmsg_info']);
+}*/
+
 
 
 call_hooks('page_end', $a->page['content']);
@@ -247,8 +356,9 @@ $a->page['content'] .=  '<div id="pause"></div>';
  *
  */
 
-if($a->module != 'install')
-	require_once('nav.php');
+if($a->module != 'install') {
+	nav($a);
+}
 
 /**
  * Build the page - now that we have all the components
@@ -261,13 +371,13 @@ $profile = $a->profile;
 
 header("Content-type: text/html; charset=utf-8");
 
-$template = 'view/' . $lang . '/' 
+$template = 'view/theme/' . current_theme() . '/' 
 	. ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
 
 if(file_exists($template))
 	require_once($template);
 else
-	require_once(str_replace($lang . '/', '', $template));
+	require_once(str_replace('theme/' . current_theme() . '/', '', $template));
 
 session_write_close();
 exit;