boot.php - code cleanup + doxygen
This commit is contained in:
rabuzarus
parent
7faa111c9b
commit
40b0d383d5
243
boot.php
243
boot.php
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@ -1,4 +1,21 @@
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<?php
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/** @file boot.php
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*
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* This file defines some global constants and includes the central App class.
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*/
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/**
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* Friendica
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*
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* Friendica is a communications platform for integrated social communications
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* utilising decentralised communications and linkage to several indie social
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* projects - as well as popular mainstream providers.
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*
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* Our mission is to free our friends and families from the clutches of
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* data-harvesting corporations, and pave the way to a future where social
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* communications are free and open and flow between alternate providers as
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* easily as email does today.
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*/
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require_once('include/config.php');
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require_once('include/network.php');
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@ -358,7 +375,8 @@ function startup() {
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*
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* class: App
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*
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* Our main application structure for the life of this page
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* @brief Our main application structure for the life of this page.
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*
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* Primarily deals with the URL that got us here
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* and tries to make some sense of it, and
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* stores our page contents and config storage
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@ -366,8 +384,6 @@ function startup() {
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* before we spit the page out.
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*
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*/
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if(! class_exists('App')) {
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class App {
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public $module_loaded = false;
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@ -417,10 +433,12 @@ if(! class_exists('App')) {
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public $theme_thread_allow = true;
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public $theme_events_in_profile = true;
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// An array for all theme-controllable parameters
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// Mostly unimplemented yet. Only options 'stylesheet' and
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// beyond are used.
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/**
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* @brief An array for all theme-controllable parameters
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*
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* Mostly unimplemented yet. Only options 'template_engine' and
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* beyond are used.
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*/
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public $theme = array(
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'sourcename' => '',
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'videowidth' => 425,
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@ -431,9 +449,13 @@ if(! class_exists('App')) {
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'template_engine' => 'smarty3',
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);
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// array of registered template engines ('name'=>'class name')
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/**
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* @brief An array of registered template engines ('name'=>'class name')
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*/
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public $template_engines = array();
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// array of instanced template engines ('name'=>'instance')
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/**
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* @brief An array of instanced template engines ('name'=>'instance')
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*/
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public $template_engine_instance = array();
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private $ldelim = array(
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@ -457,6 +479,9 @@ if(! class_exists('App')) {
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private $cached_profile_image;
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private $cached_profile_picdate;
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/**
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* App constructor.
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*/
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function __construct() {
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global $default_timezone;
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@ -851,8 +876,10 @@ if(! class_exists('App')) {
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/**
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* register template engine class
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* if $name is "", is used class static property $class::$name
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* @brief Register template engine class
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*
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* If $name is "", is used class static property $class::$name
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*
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* @param string $class
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* @param string $name
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*/
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@ -869,8 +896,10 @@ if(! class_exists('App')) {
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}
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/**
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* return template engine instance. If $name is not defined,
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* return engine defined by theme, or default
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* @brief Return template engine instance.
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*
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* If $name is not defined, return engine defined by theme,
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* or default
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*
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* @param strin $name Template engine name
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* @return object Template Engine instance
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@ -899,6 +928,11 @@ if(! class_exists('App')) {
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echo "template engine <tt>$template_engine</tt> is not registered!\n"; killme();
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}
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/**
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* @brief Returns the active template engine.
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*
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* @return string
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*/
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function get_template_engine() {
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return $this->theme['template_engine'];
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}
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@ -948,26 +982,32 @@ if(! class_exists('App')) {
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}
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}
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}
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// retrieve the App structure
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// useful in functions which require it but don't get it passed to them
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if(! function_exists('get_app')) {
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/**
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* @brief Retrieve the App structure
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*
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* Useful in functions which require it but don't get it passed to them
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*/
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function get_app() {
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global $a;
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return $a;
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}
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};
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// Multi-purpose function to check variable state.
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// Usage: x($var) or $x($array,'key')
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// returns false if variable/key is not set
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// if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
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// e.g. x('') or x(0) returns 0;
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if(! function_exists('x')) {
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/**
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* @brief Multi-purpose function to check variable state.
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*
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* Usage: x($var) or $x($array, 'key')
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*
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* returns false if variable/key is not set
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* if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
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* e.g. x('') or x(0) returns 0;
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*
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* @param string|array $s variable to check
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* @param string $k key inside the array to check
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*
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* @return bool|int
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*/
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function x($s,$k = NULL) {
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if($k != NULL) {
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if((is_array($s)) && (array_key_exists($k,$s))) {
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@ -987,18 +1027,16 @@ if(! function_exists('x')) {
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return false;
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}
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}
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}
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// called from db initialisation if db is dead.
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if(! function_exists('system_unavailable')) {
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/**
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* @brief Called from db initialisation if db is dead.
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*/
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function system_unavailable() {
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include('system_unavailable.php');
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system_down();
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killme();
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}
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}
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function clean_urls() {
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@ -1016,17 +1054,36 @@ function z_path() {
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return $base;
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}
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/**
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* @brief Returns the baseurl.
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*
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* @see App::get_baseurl()
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*
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* @return string
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*/
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function z_root() {
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global $a;
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return $a->get_baseurl();
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}
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/**
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* @brief Return absolut URL for given $path.
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*
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* @param string $path
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*
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* @return string
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*/
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function absurl($path) {
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if(strpos($path,'/') === 0)
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return z_path() . $path;
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return $path;
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}
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/**
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* @brief Function to check if request was an AJAX (xmlhttprequest) request.
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*
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* @return boolean
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*/
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function is_ajax() {
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return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
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}
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@ -1044,12 +1101,10 @@ function check_db() {
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}
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// Sets the base url for use in cmdline programs which don't have
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// $_SERVER variables
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if(! function_exists('check_url')) {
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/**
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* Sets the base url for use in cmdline programs which don't have
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* $_SERVER variables
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*/
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function check_url(&$a) {
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$url = get_config('system','url');
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@ -1067,12 +1122,11 @@ if(! function_exists('check_url')) {
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return;
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}
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}
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// Automatic database updates
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if(! function_exists('update_db')) {
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/**
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* @brief Automatic database updates
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*/
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function update_db(&$a) {
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$build = get_config('system','build');
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if(! x($build))
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@ -1133,8 +1187,7 @@ if(! function_exists('update_db')) {
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return;
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}
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}
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if(!function_exists('run_update_function')){
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function run_update_function($x) {
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if(function_exists('update_' . $x)) {
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@ -1175,10 +1228,8 @@ if(!function_exists('run_update_function')){
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}
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return true;
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}
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}
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if(! function_exists('check_plugins')) {
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function check_plugins(&$a) {
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/**
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@ -1235,7 +1286,6 @@ if(! function_exists('check_plugins')) {
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return;
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}
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}
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function get_guid($size=16, $prefix = "") {
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@ -1256,11 +1306,17 @@ function get_guid($size=16, $prefix = "") {
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}
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}
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// wrapper for adding a login box. If $register == true provide a registration
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// link. This will most always depend on the value of $a->config['register_policy'].
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// returns the complete html for inserting into the page
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if(! function_exists('login')) {
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/**
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* @brief Wrapper for adding a login box.
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*
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* @param bool $register
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* If $register == true provide a registration link.
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* This will most always depend on the value of $a->config['register_policy'].
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* @param bool $hiddens
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*
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* @return string
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* Returns the complete html for inserting into the page
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*/
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function login($register = false, $hiddens=false) {
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$a = get_app();
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$o = "";
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@ -1321,53 +1377,48 @@ if(! function_exists('login')) {
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return $o;
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}
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}
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// Used to end the current process, after saving session state.
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if(! function_exists('killme')) {
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/**
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* @brief Used to end the current process, after saving session state.
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*/
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function killme() {
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session_write_close();
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exit;
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}
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}
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// redirect to another URL and terminate this process.
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if(! function_exists('goaway')) {
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/**
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* @brief Redirect to another URL and terminate this process.
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*/
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function goaway($s) {
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header("Location: $s");
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killme();
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}
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}
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// Returns the uid of locally logged in user or false.
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if(! function_exists('local_user')) {
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/**
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* @brief Returns the user id of locally logged in user or false.
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*
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* @return int|bool user id or false
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*/
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function local_user() {
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if((x($_SESSION,'authenticated')) && (x($_SESSION,'uid')))
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return intval($_SESSION['uid']);
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return false;
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}
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}
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// Returns contact id of authenticated site visitor or false
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if(! function_exists('remote_user')) {
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/**
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/* @brief Returns contact id of authenticated site visitor or false
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*
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* @return int|bool visitor_id or false
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*/
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function remote_user() {
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if((x($_SESSION,'authenticated')) && (x($_SESSION,'visitor_id')))
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return intval($_SESSION['visitor_id']);
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return false;
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}
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}
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// contents of $s are displayed prominently on the page the next time
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// a page is loaded. Usually used for errors or alerts.
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if(! function_exists('notice')) {
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/**
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* Show an error message to user.
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* @brief Show an error message to user.
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*
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* This function save text in session, to be shown to the user at next page load
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*
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if($a->interactive)
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$_SESSION['sysmsg'][] = $s;
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}
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}
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if(! function_exists('info')) {
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/**
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* Show an info message to user.
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* @brief Show an info message to user.
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*
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* This function save text in session, to be shown to the user at next page load
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*
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if($a->interactive)
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$_SESSION['sysmsg_info'][] = $s;
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}
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}
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// wrapper around config to limit the text length of an incoming message
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if(! function_exists('get_max_import_size')) {
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/**
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* @brief Wrapper around config to limit the text length of an incoming message
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*
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* @return int
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*/
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function get_max_import_size() {
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global $a;
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return ((x($a->config,'max_import_size')) ? $a->config['max_import_size'] : 0 );
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}
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}
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/**
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*
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*
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* $cmd and string args are surrounded with ""
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*/
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if(! function_exists('proc_run')) {
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function proc_run($cmd){
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$a = get_app();
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@ -1509,9 +1557,7 @@ if(! function_exists('proc_run')) {
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else
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proc_close(proc_open($cmdline." &",array(),$foo,dirname(__FILE__)));
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}
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}
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if(! function_exists('current_theme')) {
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function current_theme(){
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$app_base_themes = array('duepuntozero', 'dispy', 'quattro');
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@ -1587,13 +1633,14 @@ if(! function_exists('current_theme')) {
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return (str_replace('view/theme/','', substr($fallback[0],0,-10)));
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}
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}
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/*
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* Return full URL to theme which is currently in effect.
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/**
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* @brief Return full URL to theme which is currently in effect.
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*
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* Provide a sane default if nothing is chosen or the specified theme does not exist.
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*
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* @return string
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*/
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if(! function_exists('current_theme_url')) {
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function current_theme_url() {
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global $a;
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@ -1605,9 +1652,7 @@ if(! function_exists('current_theme_url')) {
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return($a->get_baseurl() . '/view/theme/' . $t . '/style.css');
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}
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}
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if(! function_exists('feed_birthday')) {
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function feed_birthday($uid,$tz) {
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/**
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@ -1654,9 +1699,12 @@ if(! function_exists('feed_birthday')) {
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return $birthday;
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}
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}
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if(! function_exists('is_site_admin')) {
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/**
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* @brief Check if current user has admin role.
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*
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* @return bool true if user is an admin
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*/
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function is_site_admin() {
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$a = get_app();
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@ -1667,10 +1715,8 @@ if(! function_exists('is_site_admin')) {
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return true;
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return false;
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}
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}
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if(! function_exists('load_contact_links')) {
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function load_contact_links($uid) {
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$a = get_app();
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@ -1694,12 +1740,13 @@ if(! function_exists('load_contact_links')) {
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$a->contacts = $ret;
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return;
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}
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}
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/**
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* returns querystring as string from a mapped array
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* @brief Returns querystring as string from a mapped array.
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*
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* @param array $params mapped array with query parameters
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* @param string $name of parameter, default null
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*
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* @param params Array
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* @return string
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*/
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function build_querystring($params, $name=null) {
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