Refs #2450: Added config.php stub to document many of the $CONFIG vars.

git-svn-id: http://code.elgg.org/elgg/trunk@6937 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 426 insertions, 0 deletions

diff --git a/documentation/stubs/config.php b/documentation/stubs/config.php
new file mode 100644
index 000000000..3496b7489
--- /dev/null
+++ b/documentation/stubs/config.php
@@ -0,0 +1,426 @@
+<?php
+/**
+ * Stub info for $CONFIG global options.
+ *
+ * @tip Plugins should never use the $CONFIG array directly.
+ *
+ * @package Elgg.Core
+ * @subpackage Configuration
+ */
+
+/**
+ * Event information for the events subsystem.
+ *
+ * Events are added with {@link register_elgg_event_handler()} and
+ * can be removed in >= 1.8 with {@link unregister_elgg_event_handler()}.
+ *
+ * Events are stored as a multidimensional array in the format:
+ * <code>
+ * $CONFIG->events[str $event_name][str $event_type][int priority] = str callback_function
+ * </code>
+ *
+ * @global array $CONFIG->events
+ * @name $CONFIG->events
+ * @see events()
+ * @see register_elgg_event_handler()
+ * @see unregister_elgg_event_handler()
+ * @see trigger_elgg_event()
+ */
+$CONFIG->events;
+
+/**
+ * Plugin Hook information for the plugin hooks subsystem.
+ *
+ * Hooks are added with {@link register_plugin_hook()} and
+ * can be removed in >= 1.8 with {@link unregister_plugin_hook()}.
+ *
+ * Hooks are stored as a multidimensional array in the format:
+ * <code>
+ * $CONFIG->hooks[str $hook_name][str $hook_type][int priority] = str callback_function
+ * </code>
+ *
+ * @global array $CONFIG->hooks
+ * @see register_plugin_hook()
+ * @see unregister_plugin_hook()
+ * @see trigger_plugin_hook()
+ */
+$CONFIG->hooks;
+
+/**
+ * Paths to scan for autoloading languages.
+ *
+ * Languages are automatically loaded for the site or
+ * user's default language.  Plugins can extend or override strings.
+ * language_paths is an array of paths to scan for PHP files matching
+ * the default language.  The order of paths is determined by the plugin load order,
+ * with later entries overriding earlier.  Language files within these paths are
+ * named as the two-letter ISO 639-1 country codes for the language they represent.
+ *
+ * Language paths are stored as array keys in the format:
+ * <code>
+ * $CONFIG->language_paths[str $language_path] = true
+ * </code>
+ *
+ * @link http://en.wikipedia.org/wiki/ISO_639-1
+ * @see register_language()
+ * @global array $CONFIG->language_paths
+ */
+$CONFIG->language_paths;
+
+
+/**
+ * String translations for the current language.
+ *
+ * Elgg uses a key-based system for string internationalization, which
+ * is accessed with {@link elgg_echo()}.
+ *
+ * Translations are stored as an array in the following format:
+ * <code>
+ * $CONFIG->translations[str $language_code][str $string_key] = str 'Translated Language String';
+ * </code>
+ *
+ * @see register_translation()
+ * @see elgg_echo()
+ * @global array $CONFIG->translations
+ */
+$CONFIG->translations;
+
+/**
+ * Stores input used by {@link set_input()} and {@link get_input()}.
+ *
+ * @global array $CONFIG->input
+ */
+$CONFIG->input;
+
+/**
+ * An array of metadata names to be used as tags.
+ *
+ * Because tags are simply names of meatdata, This is used
+ * in search to prevent data exposure by searching on
+ * arbitrary metadata.
+ *
+ * @global array $CONFIG->registered_tag_metadata_names
+ */
+$CONFIG->registered_tag_metadata_names;
+
+/**
+ * An associative array of page handlers and their function names.
+ *
+ * Page handlers must be registered by {@link register_page_handler()} and
+ * will be dispatched by {@link engine/handlers/pagehandler.php} to the
+ * proper function.
+ *
+ *  @global array $CONFIG->pagehandler
+ */
+$CONFIG->pagehandler;
+
+/**
+ * An object holding valid widgets and their configurations.
+ *
+ * This object stores the valid context for widgets, and the handlers
+ * registered, as well as a description of the widget.
+ *
+ * Widgets are added with {@link add_widget_type()}.
+ *
+ *  @global stdClass $CONFIG->widgets
+ */
+$CONFIG->widgets;
+
+/**
+ * The full path where Elgg is installed.
+ *
+ * @global string $CONFIG->path;
+ */
+$CONFIG->path;
+
+/**
+ * The full path for core views.
+ *
+ * @global string $CONFIG->viewpath
+ */
+$CONFIG->viewpath;
+
+/**
+ * The full path where plugins are stored.
+ *
+ * @global string $CONFIG->pluginspath
+ */
+$CONFIG->pluginspath;
+
+/**
+ * The full URL where Elgg is installed
+ *
+ * @global string $CONFIG->wwwroot
+ */
+$CONFIG->wwwroot;
+
+/**
+ * The full URL where Elgg is installed
+ *
+ * @global string $CONFIG->wwwroot
+ */
+$CONFIG->url;
+
+/**
+ * The name of the site as defined in the config table.
+ *
+ * @global string $CONFIG->sitename
+ */
+$CONFIG->sitename;
+
+/**
+ * The current language for either the site or the user.
+ *
+ * @global $CONFIG->language
+ */
+$CONFIG->language;
+
+/**
+ * Is the database fully installed
+ *
+ * @global bool $CONFIG->db_installed
+ */
+$CONFIG->db_installed;
+
+/**
+ * The guid of the current site object.
+ *
+ * @global int $CONFIG->site_id
+ */
+$CONFIG->site_id;
+
+/**
+ * The guid of the current site object.
+ *
+ * @global int $CONFIG->site_id
+ */
+$CONFIG->site_guid;
+
+/**
+ * The current site object.
+ *
+ * @global ElggSite $CONFIG->site
+ */
+$CONFIG->site;
+
+/**
+ * The full path to the data directory.
+ *
+ * @global string $CONFIG->dataroot
+ */
+$CONFIG->dataroot;
+
+/**
+ * Is simplecache enabled?
+ *
+ * @global string $CONFIG->simplecache_enabled
+ */
+$CONFIG->simplecache_enabled;
+
+/**
+ * Is view paths cache enabled
+ *
+ * @global string $CONFIG->viewpath_cache_enabled
+ */
+$CONFIG->viewpath_cache_enabled;
+
+/**
+ * The site description from the current site object.
+ *
+ * @global string $CONFIG->sitedescription
+ */
+$CONFIG->sitedescription;
+
+/**
+ * The site email from the current site object.
+ *
+ * @global string $CONFIG->siteemail
+ */
+$CONFIG->siteemail;
+
+/**
+ * The current view type
+ *
+ * @warning This is the current view type used to determine where to load views.
+ * Don't confuse this with the current view.
+ *
+ * @global string $CONFIG->view
+ */
+$CONFIG->view;
+
+/**
+ * Default access as defined in the config table for the current site.
+ *
+ * @global string $CONFIG->default_access
+ */
+$CONFIG->default_access;
+
+/**
+ * Is registration enabled?
+ *
+ * @global bool $CONFIG->allow_registration
+ */
+$CONFIG->allow_registration;
+
+/**
+ * Is current site in walled garden mode?
+ *
+ * @global bool $CONFIG->walled_garden
+ */
+$CONFIG->walled_garden;
+
+/**
+ * Are users allow to enter their own default access levels
+ *
+ * @global bool $CONFIG->allow_user_default_access
+ */
+$CONFIG->allow_user_default_access;
+
+/**
+ * A list of feature URLs for the main site menu.
+ *
+ * These links are added via the admin interface.
+ *
+ * @global string $CONFIG->menu_items_featured_urls
+ */
+$CONFIG->menu_items_featured_urls;
+
+/**
+ * The custom menu items entered in the administration.
+ *
+ * @global string $CONFIG->menu_items_custom_items
+ */
+$CONFIG->menu_items_custom_items;
+
+/**
+ * A list of registered actions, their file locations, and access permissions.
+ *
+ * @global array $CONFIG->actions
+ */
+$CONFIG->actions;
+
+/**
+ * Holds information about views.
+ *
+ * @global object $CONFIG->views
+ */
+$CONFIG->views;
+
+/**
+ * A list of views to cache in the simple cache.
+ *
+ * @global object $CONFIG->views->simplecache
+ */
+$CONFIG->views->simplecache;
+
+/**
+ * A list of views and the top level views directory to search for the view in.
+ *
+ * @note Views are stored as the key and the top level view location is stored as the value.
+ * The current viewtype {@link $CONFIG->view} is used to determin which directory under the entry
+ * in $CONFIG->views->location to search.  View names are automatically appened a '.php' extension.
+ *
+ * @global object $CONFIG->views->locations
+ */
+$CONFIG->views->locations;
+
+
+/**
+ * A list of valid view types as discovered.
+ *
+ * @global array $CONFIG->view_types
+ */
+$CONFIG->view_types;
+
+/**
+ * A list of plugins and their load order
+ *
+ * @global string $CONFIG->pluginlistcache
+ */
+$CONFIG->pluginlistcache;
+
+/**
+ * Holds URL handler information for ElggExtender objects.
+ *
+ * @global array $CONFIG->extender_url_handler
+ */
+$CONFIG->extender_url_handler;
+
+/**
+ * A list of registered entities and subtypes.  Used in search.
+ *
+ * @global array $CONFIG->registered_entities
+ */
+$CONFIG->registered_entities;
+
+/**
+ * A list of URL handlers for {@link ElggEntity::getURL()}
+ *
+ * @global array $CONFIG->entity_url_handler
+ */
+$CONFIG->entity_url_handler;
+
+/**
+ * A list of entity types and subtypes that have metadata whose access permission
+ * can be changed independently of the main object.  {@link register_metadata_as_indepenent()}
+ *
+ * @global string $CONFIG->independents
+ */
+$CONFIG->independents;
+
+/**
+ * Holds items for all submenus.
+ *
+ * @global string $CONFIG->submenu_items
+ */
+$CONFIG->submenu_items;
+
+/**
+ * Holds the service handlers as registered by {@register_service_handler()}
+ *
+ * @global array $CONFIG->servicehandler
+ */
+$CONFIG->servicehandler;
+
+/**
+ * A list of stop works for search.  Not currently used.
+ *
+ * @global array $CONFIG->wordblacklist
+ * @todo currently unused.
+ */
+$CONFIG->wordblacklist;
+
+/**
+ * A list of menu contexts for menus registered with {@link add_menu()}.  Not currently used.
+ *
+ * @global array $CONFIG->menucontexts
+ */
+$CONFIG->menucontexts;
+
+/**
+ * A list of registers and their children added via {@add_to_register()}.  Used only for menus.
+ *
+ * @global string $CONFIG->registers
+ */
+$CONFIG->registers;
+
+/**
+ * A list of objects that can emit notifications.  {@link register_notification_object()}
+ *
+ * @global array $CONFIG->register_objects
+ */
+$CONFIG->register_objects;
+
+/**
+ * Holds available group tools options.  Added with {@link add_group_tool_option()}
+ *
+ * @global array $CONFIG->group_tool_options
+ */
+$CONFIG->group_tool_options;
+
+/**
+ * The last cache time for the current viewtype.  Used in the generation of CSS and JS links.
+ *
+ * @global string $CONFIG->lastcache
+ */
+$CONFIG->lastcache;
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