<?php /** * Elgg default_widgets plugin. * * @package DefaultWidgets * * Code based on the work of: * @link http://www.tastyseed.com * @link http://www.chadsowald.com * @links http://www.somosmas.org * */ global $CONFIG; /** * Default widgets initialisation * * These parameters are required for the event API, but we won't use them: * * @param unknown_type $event * @param unknown_type $object_type * @param unknown_type $object */ function defaultwidgets_init() { // register create user event hook register_elgg_event_handler ( 'create', 'user', 'defaultwidgets_newusers' ); // set the widget access to the default access on validation if this is not an admin-created user if (!isadminloggedin()) { register_elgg_event_handler('validate', 'user', 'defaultwidgets_reset_access'); } // @todo These submenu pages should be DRYed up elgg_add_admin_submenu_item('default_profile_widgets', elgg_echo('defaultwidgets:menu:profile'), 'appearance'); elgg_add_admin_submenu_item('default_dashboard_widgets', elgg_echo('defaultwidgets:menu:dashboard'), 'appearance'); } /** * Overrides default permissions for the default widgets context * */ function defaultwidgets_can_edit($hook_name, $entity_type, $return_value, $parameters) { global $defaultwidget_access; if ($defaultwidget_access) { return true; } return $return_value; } /** * Override the canEditMetadata function to return true for messages * */ function defaultwidgets_can_edit_metadata($hook_name, $entity_type, $return_value, $parameters) { global $defaultwidget_access; if ($defaultwidget_access) { return true; } return $return_value; } /** * Override the canEdit function to return true for messages within a particular context. * */ function defaultwidgets_can_edit_container($hook_name, $entity_type, $return_value, $parameters) { global $defaultwidget_access; if ($defaultwidget_access) { return true; } return $return_value; } /** * Extends the create user event to add admin defined widgets to the dashboard/profile context */ function defaultwidgets_newusers($event, $object_type, $object) { // turn on permissions override global $defaultwidget_access, $CONFIG; $defaultwidget_access = true; // get the new user guid $guid = $object->guid; if (isadminloggedin()) { // this is an admin-created user // no permissions problems, so set proper access now // use system default access (not the admin's default access!, because that could be a personal access level) $widget_access = $CONFIG->default_access; } else { // this is a regular registration // set widget access to public for now and reset it properly during the validate event // to avoid Elgg permissions problems $widget_access = ACCESS_PUBLIC; } // check if it's set if (! empty ( $guid )) { // get the user entity if ($user = get_entity ( $guid )) { // can this user edit if ($user->canEdit ()) { // each of the contexts to add widgets for $contexts = array ('profile', 'dashboard' ); // get the entities for the module $entities = elgg_get_entities (array('type' => 'object', 'subtype' => 'moddefaultwidgets', 'limit' => 9999)); // check if the entity exists if (isset ( $entities [0] )) { // get the widgets for the context $entity = $entities [0]; foreach ( $contexts as $context ) { $current_widgets = $entity->$context; list ( $left, $middle, $right ) = split ( '%%', $current_widgets ); // split columns into seperate widgets $area1widgets = split ( '::', $left ); $area2widgets = split ( '::', $middle ); $area3widgets = split ( '::', $right ); // clear out variables if no widgets are available if ($area1widgets [0] == "") $area1widgets = false; if ($area2widgets [0] == "") $area2widgets = false; if ($area3widgets [0] == "") $area3widgets = false; // generate left column widgets for a new user if ($area1widgets) { foreach ( $area1widgets as $i => $widget ) { add_widget ( $guid, $widget, $context, ($i + 1), 1, $widget_access ); } } // generate middle column widgets for a new user if ($area2widgets) { foreach ( $area2widgets as $i => $widget ) { add_widget ( $guid, $widget, $context, ($i + 1), 2, $widget_access ); } } // generate right column widgets for a new user if ($area3widgets) { foreach ( $area3widgets as $i => $widget ) { add_widget ( $guid, $widget, $context, ($i + 1), 3, $widget_access ); } } } } } } } // turn off permissions override $defaultwidget_access = false; } function defaultwidgets_reset_access($event, $object_type, $object) { global $defaultwidget_access; // turn on permissions override $defaultwidget_access = true; // the widgets are disabled, so turn on the ability to see disabled entities $access_status = access_get_show_hidden_status(); access_show_hidden_entities(true); $widgets = elgg_get_entities(array('type' => 'object', 'subtype' => 'widget', 'owner_guid' => $object->getGUID())); if ($widgets) { foreach($widgets as $widget) { $widget->access_id = get_default_access(); $widget->save(); } } access_show_hidden_entities($access_status); // turn off permissions override $defaultwidget_access = false; return true; } // Make sure the status initialisation function is called on initialisation register_elgg_event_handler ( 'init', 'system', 'defaultwidgets_init' ); register_plugin_hook ( 'permissions_check', 'user', 'defaultwidgets_can_edit' ); register_plugin_hook ( 'permissions_check', 'object', 'defaultwidgets_can_edit' ); register_plugin_hook ( 'container_permissions_check', 'user', 'defaultwidgets_can_edit_container' ); register_action ( "defaultwidgets/update", false, $CONFIG->pluginspath . "defaultwidgets/actions/update.php" );