diff options
| -rw-r--r-- | actions/friends/collections/add.php | 38 | ||||
| -rw-r--r-- | actions/friends/collections/delete.php | 34 | ||||
| -rw-r--r-- | actions/friends/collections/edit.php | 20 | ||||
| -rw-r--r-- | engine/lib/access.php | 169 | ||||
| -rw-r--r-- | engine/tests/api/access_collections.php | 100 | ||||
| -rw-r--r-- | languages/en.php | 2 |
6 files changed, 231 insertions, 132 deletions
diff --git a/actions/friends/collections/add.php b/actions/friends/collections/add.php index 8ec6a085f..8383e4db2 100644 --- a/actions/friends/collections/add.php +++ b/actions/friends/collections/add.php @@ -2,35 +2,31 @@ /** * Elgg collection add page * - * @package Elgg.Core - * @subpackage Friends.Collections + * @package Elgg + * @subpackage Core */ $collection_name = get_input('collection_name'); $friends = get_input('friends_collection'); -//first check to make sure that a collection name has been set and create the new colection -if ($collection_name) { +if (!$collection_name) { + register_error(elgg_echo("friends:nocollectionname")); + forward(REFERER); +} - //create the collection - $create_collection = create_access_collection($collection_name, elgg_get_logged_in_user_guid()); +$id = create_access_collection($collection_name); - //if the collection was created and the user passed some friends from the form, add them - if ($create_collection && (!empty($friends))) { - //add friends to the collection - foreach ($friends as $friend) { - add_user_to_access_collection($friend, $create_collection); - } +if ($id) { + $result = update_access_collection($id, $friends); + if ($result) { + system_message(elgg_echo("friends:collectionadded")); + // go to the collections page + forward("pg/collections/" . get_loggedin_user()->username); + } else { + register_error(elgg_echo("friends:nocollectionname")); + forward(REFERER); } - - // Success message - system_message(elgg_echo("friends:collectionadded")); - // Forward to the collections page - forward("collections/" . elgg_get_logged_in_user_entity()->username); - } else { register_error(elgg_echo("friends:nocollectionname")); - - // Forward to the add collection page - forward("collections/add"); + forward(REFERER); } diff --git a/actions/friends/collections/delete.php b/actions/friends/collections/delete.php index fe719d74b..5b0aa8e10 100644 --- a/actions/friends/collections/delete.php +++ b/actions/friends/collections/delete.php @@ -1,36 +1,24 @@ <?php + /** * Elgg friends: delete collection action * - * @package Elgg.Core - * @subpackage Friends.Collections + * @package Elgg + * @subpackage Core */ $collection_id = (int) get_input('collection'); -// Check to see that the access collection exist and grab its owner -$get_collection = get_access_collection($collection_id); - -if ($get_collection) { - - if ($get_collection->owner_guid == elgg_get_logged_in_user_guid()) { - - $delete_collection = delete_access_collection($collection_id); +// check the ACL exists and we can edit +if (!can_edit_access_collection($collection_id)) { + register_error(elgg_echo("friends:collectiondeletefailed")); + forward(REFERER); +} - // Success message - if ($delete_collection) { - system_message(elgg_echo("friends:collectiondeleted")); - } else { - register_error(elgg_echo("friends:collectiondeletefailed")); - } - } else { - // Failure message - register_error(elgg_echo("friends:collectiondeletefailed")); - } +if (delete_access_collection($collection_id)) { + system_message(elgg_echo("friends:collectiondeleted")); } else { - // Failure message register_error(elgg_echo("friends:collectiondeletefailed")); } -// Forward to the collections page -forward("collections/" . elgg_get_logged_in_user_entity()->username); +forward(REFERER); diff --git a/actions/friends/collections/edit.php b/actions/friends/collections/edit.php index b7fb716f2..581b21353 100644 --- a/actions/friends/collections/edit.php +++ b/actions/friends/collections/edit.php @@ -1,15 +1,23 @@ <?php /** - * Friends collection edit action + * Elgg collection add page * - * @package Elgg.Core - * @subpackage Friends.Collections + * @package Elgg + * @subpackage Core */ $collection_id = get_input('collection_id'); $friends = get_input('friend'); -//chech the collection exists and the current user owners it -update_access_collection($collection_id, $friends); +// check it exists and we can edit +if (!can_edit_access_collection($collection_id)) { + system_message(elgg_echo('friends:collection:edit_failed')); +} -exit; +if (update_access_collection($collection_id, $friends)) { + system_message(elgg_echo('friends:collections:edited')); +} else { + system_message(elgg_echo('friends:collection:edit_failed')); +} + +forward(REFERER);
\ No newline at end of file diff --git a/engine/lib/access.php b/engine/lib/access.php index 303152816..ab4580bae 100644 --- a/engine/lib/access.php +++ b/engine/lib/access.php @@ -411,7 +411,43 @@ function get_write_access_array($user_id = 0, $site_id = 0, $flush = false) { } /** - * Creates a new access collection. + * Can the user write to the access collection? + * + * Hook into the access:collections:write, user to change this. + * + * Respects access control disabling for admin users and {@see elgg_set_ignore_access()} + * + * @see get_write_access_array() + * + * @param int $collection_id The collection id + * @param mixed $user_guid The user GUID to check for. Defaults to logged in user. + * @return bool + */ +function can_edit_access_collection($collection_id, $user_guid = null) { + if ($user_guid) { + $user = get_entity((int) $user_guid); + } else { + $user = get_loggedin_user(); + } + + $collection = get_access_collection($collection_id); + + if (!($user instanceof ElggUser) || !$collection) { + return false; + } + + $write_access = get_write_access_array($user->getGUID(), null, true); + + // don't ignore access when checking users. + if ($user_guid) { + return array_key_exists($collection_id, $write_access); + } else { + return elgg_get_ignore_access() || array_key_exists($collection_id, $write_access); + } +} + +/** + * Creates a new access control collection owned by the specified user. * * Access colletions allow plugins and users to create granular access * for entities. @@ -448,6 +484,7 @@ function create_access_collection($name, $owner_guid = 0, $site_guid = 0) { SET name = '{$name}', owner_guid = {$owner_guid}, site_guid = {$site_guid}"; + if (!$id = insert_data($q)) { return false; } @@ -483,37 +520,31 @@ function create_access_collection($name, $owner_guid = 0, $site_guid = 0) { function update_access_collection($collection_id, $members) { global $CONFIG; - $collection_id = (int) $collection_id; - $members = (is_array($members)) ? $members : array(); + $acl = get_access_collection($collection_id); - $collections = get_write_access_array(); + if (!$acl) { + return false; + } - if (array_key_exists($collection_id, $collections)) { - $cur_members = get_members_of_access_collection($collection_id, true); - $cur_members = (is_array($cur_members)) ? $cur_members : array(); + $members = (is_array($members)) ? $members : array(); - $remove_members = array_diff($cur_members, $members); - $add_members = array_diff($members, $cur_members); + $cur_members = get_members_of_access_collection($collection_id, true); + $cur_members = (is_array($cur_members)) ? $cur_members : array(); - $params = array( - 'collection_id' => $collection_id, - 'members' => $members, - 'add_members' => $add_members, - 'remove_members' => $remove_members - ); + $remove_members = array_diff($cur_members, $members); + $add_members = array_diff($members, $cur_members); - foreach ($add_members as $guid) { - add_user_to_access_collection($guid, $collection_id); - } + $result = true; - foreach ($remove_members as $guid) { - remove_user_from_access_collection($guid, $collection_id); - } + foreach ($add_members as $guid) { + $result = $result && add_user_to_access_collection($guid, $collection_id); + } - return true; + foreach ($remove_members as $guid) { + $result = $result && remove_user_from_access_collection($guid, $collection_id); } - return false; + return $result; } /** @@ -527,27 +558,25 @@ function update_access_collection($collection_id, $members) { * @see update_access_collection() */ function delete_access_collection($collection_id) { + global $CONFIG; + $collection_id = (int) $collection_id; - $collections = get_write_access_array(null, null, TRUE); $params = array('collection_id' => $collection_id); if (!elgg_trigger_plugin_hook('access:collections:deletecollection', 'collection', $params, true)) { return false; } - if (array_key_exists($collection_id, $collections)) { - global $CONFIG; - $query = "delete from {$CONFIG->dbprefix}access_collection_membership" - . " where access_collection_id = {$collection_id}"; - delete_data($query); + // Deleting membership doesn't affect result of deleting ACL. + $q = "DELETE FROM {$CONFIG->dbprefix}access_collection_membership + WHERE access_collection_id = {$collection_id}"; + delete_data($q); - $query = "delete from {$CONFIG->dbprefix}access_collections where id = {$collection_id}"; - delete_data($query); - return true; - } else { - return false; - } + $q = "DELETE FROM {$CONFIG->dbprefix}access_collections + WHERE id = {$collection_id}"; + $result = delete_data($q); + return $result; } /** @@ -584,45 +613,33 @@ function get_access_collection($collection_id) { * @see remove_user_from_access_collection() */ function add_user_to_access_collection($user_guid, $collection_id) { + global $CONFIG; + $collection_id = (int) $collection_id; $user_guid = (int) $user_guid; - $collections = get_write_access_array(); + $user = get_user($user_guid); - if (!($collection = get_access_collection($collection_id))) { - return false; - } + $collection = get_access_collection($collection_id); - $user = get_user($user_guid); - if (!$user) { + if (!($user instanceof Elgguser) || !$collection) { return false; } - // to add someone to a collection, the user must be a member of the collection or - // no one must own it - if ((array_key_exists($collection_id, $collections) || $collection->owner_guid == 0)) { - $result = true; - } else { - $result = false; - } - $params = array( 'collection_id' => $collection_id, - 'collection' => $collection, 'user_guid' => $user_guid ); - $result = elgg_trigger_plugin_hook('access:collections:add_user', 'collection', $params, $result); - if ($result == false) { + if (!elgg_trigger_plugin_hook('access:collections:add_user', 'collection', $params, true)) { return false; } try { - global $CONFIG; - $query = "insert into {$CONFIG->dbprefix}access_collection_membership" - . " set access_collection_id = {$collection_id}, user_guid = {$user_guid}"; - insert_data($query); + $q = "INSERT INTO {$CONFIG->dbprefix}access_collection_membership + SET access_collection_id = {$collection_id}, + user_guid = {$user_guid}"; + insert_data($q); } catch (DatabaseException $e) { - // nothing. return false; } @@ -640,34 +657,32 @@ function add_user_to_access_collection($user_guid, $collection_id) { * @return true|false Depending on success */ function remove_user_from_access_collection($user_guid, $collection_id) { + global $CONFIG; + $collection_id = (int) $collection_id; $user_guid = (int) $user_guid; - $collections = get_write_access_array(); - $user = $user = get_user($user_guid); + $user = get_user($user_guid); - if (!($collection = get_access_collection($collection_id))) { + $collection = get_access_collection($collection_id); + + if (!($user instanceof Elgguser) || !$collection) { return false; } - if ((array_key_exists($collection_id, $collections) || $collection->owner_guid == 0) && $user) { - global $CONFIG; - $params = array( - 'collection_id' => $collection_id, - 'user_guid' => $user_guid - ); - - if (!elgg_trigger_plugin_hook('access:collections:remove_user', 'collection', $params, true)) { - return false; - } - - delete_data("delete from {$CONFIG->dbprefix}access_collection_membership " - . "where access_collection_id = {$collection_id} and user_guid = {$user_guid}"); - - return true; + $params = array( + 'collection_id' => $collection_id, + 'user_guid' => $user_guid + ); + if (!elgg_trigger_plugin_hook('access:collections:remove_user', 'collection', $params, true)) { + return false; } - return false; + $q = "DELETE FROM {$CONFIG->dbprefix}access_collection_membership + WHERE access_collection_id = {$collection_id} + AND user_guid = {$user_guid}"; + + return delete_data($q); } /** @@ -972,4 +987,4 @@ elgg_register_event_handler('init', 'system', 'access_init', 9999); elgg_register_plugin_hook_handler('permissions_check', 'all', 'elgg_override_permissions_hook'); elgg_register_plugin_hook_handler('container_permissions_check', 'all', 'elgg_override_permissions_hook'); -elgg_register_plugin_hook('unit_test', 'system', 'access_test'); +elgg_register_plugin_hook_handler('unit_test', 'system', 'access_test'); diff --git a/engine/tests/api/access_collections.php b/engine/tests/api/access_collections.php index 060587d78..d81589cc1 100644 --- a/engine/tests/api/access_collections.php +++ b/engine/tests/api/access_collections.php @@ -151,20 +151,110 @@ class ElggCoreAccessCollectionsTest extends ElggCoreUnitTest { $user->delete(); } - // groups interface - public function testNewGroupCreateACL() { + public function testCanEditACL() { + $acl_id = create_access_collection('test acl', $this->user->guid); + + // should be true since it's the owner + $result = can_edit_access_collection($acl_id, $this->user->guid); + $this->assertTrue($result); + + // should be true since IA is on. + $ia = elgg_set_ignore_access(true); + $result = can_edit_access_collection($acl_id); + $this->assertTrue($result); + elgg_set_ignore_access($ia); + // should be false since IA is off + $ia = elgg_set_ignore_access(false); + $result = can_edit_access_collection($acl_id); + $this->assertFalse($result); + elgg_set_ignore_access($ia); + + delete_access_collection($acl_id); } - public function testDeleteGroupDeleteACL() { + public function testCanEditACLHook() { + // if only we supported closures! + global $acl_test_info; + + $acl_id = create_access_collection('test acl'); + + $acl_test_info = array( + 'acl_id' => $acl_id, + 'user' => $this->user + ); + + function test_acl_access_hook($hook, $type, $value, $params) { + global $acl_test_info; + if ($params['user_id'] == $acl_test_info['user']->guid) { + $acl = get_access_collection($acl_test_info['acl_id']); + $value[$acl->id] = $acl->name; + } + + return $value; + } + + register_plugin_hook('access:collections:write', 'all', 'test_acl_access_hook'); + + // enable security since we usually run as admin + $ia = elgg_set_ignore_access(false); + $result = can_edit_access_collection($acl_id, $this->user->guid); + $this->assertTrue($result); + $ia = elgg_set_ignore_access($ia); + unregister_plugin_hook('access:collections:write', 'all', 'test_acl_access_hook'); } - public function testJoinGroupJoinACL() { + // groups interface + // only runs if the groups plugin is enabled because implementation is split between + // core and the plugin. + public function testCreateDeleteGroupACL() { + if (!is_plugin_enabled('groups')) { + return; + } + + $group = new ElggGroup(); + $group->name = 'Test group'; + $group->save(); + $acl = get_access_collection($group->group_acl); + // ACLs are owned by groups + $this->assertEqual($acl->owner_guid, $group->guid); + + // removing group and acl + $this->assertTrue($group->delete()); + + $acl = get_access_collection($group->group_acl); + $this->assertFalse($acl); + + $group->delete(); } - public function testLeaveGroupLeaveACL() { + public function testJoinLeaveGroupACL() { + if (!is_plugin_enabled('groups')) { + return; + } + + $group = new ElggGroup(); + $group->name = 'Test group'; + $group->save(); + + $result = $group->join($this->user); + $this->assertTrue($result); + + if ($result) { + $can_edit = can_edit_access_collection($group->group_acl, $this->user->guid); + $this->assertTrue($can_edit); + } + + $result = $group->leave($this->user); + $this->assertTrue($result); + + if ($result) { + $can_edit = can_edit_access_collection($group->group_acl, $this->user->guid); + $this->assertFalse($can_edit); + } + $group->delete(); } } diff --git a/languages/en.php b/languages/en.php index c30a1bdd8..b525a2043 100644 --- a/languages/en.php +++ b/languages/en.php @@ -343,6 +343,8 @@ $english = array( 'friends:nocollectionname' => "You need to give your collection a name before it can be created.", 'friends:collections:members' => "Collection members", 'friends:collections:edit' => "Edit collection", + 'friends:collections:edited' => "Saved collection", + 'friends:collection:edit_failed' => 'Could not save collection.', 'friendspicker:chararray' => 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', |