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moodle/blocks/tests/privacy_test.php

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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Data provider tests.
*
* @package core_block
* @category test
* @copyright 2018 Frédéric Massart
* @author Frédéric Massart <fred@branchup.tech>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
use core_privacy\tests\provider_testcase;
use core_privacy\local\request\approved_contextlist;
use core_privacy\local\request\transform;
use core_privacy\local\request\writer;
use core_block\privacy\provider;
/**
* Data provider testcase class.
*
* @package core_block
* @category test
* @copyright 2018 Frédéric Massart
* @author Frédéric Massart <fred@branchup.tech>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class core_block_privacy_testcase extends provider_testcase {
public function setUp() {
$this->resetAfterTest();
}
public function test_get_contexts_for_userid() {
$dg = $this->getDataGenerator();
$c1 = $dg->create_course();
$c2 = $dg->create_course();
$u1 = $dg->create_user();
$u2 = $dg->create_user();
$c1ctx = context_course::instance($c1->id);
$c2ctx = context_course::instance($c2->id);
$u1ctx = context_user::instance($u1->id);
$u2ctx = context_user::instance($u2->id);
$manager = $this->get_block_manager(['region-a'], $c1ctx);
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->load_blocks();
$blockmyprofile = $manager->get_blocks_for_region('region-a')[0];
$manager = $this->get_block_manager(['region-a'], $c2ctx);
$manager->add_block('login', 'region-a', 0, false);
$manager->add_block('mentees', 'region-a', 1, false);
$manager->load_blocks();
list($blocklogin, $blockmentees) = $manager->get_blocks_for_region('region-a');
$manager = $this->get_block_manager(['region-a'], $u1ctx);
$manager->add_block('private_files', 'region-a', 0, false);
$manager->load_blocks();
$blockprivatefiles = $manager->get_blocks_for_region('region-a')[0];
$this->set_hidden_pref($blocklogin, true, $u1->id);
$this->set_hidden_pref($blockprivatefiles, true, $u1->id);
$this->set_docked_pref($blockmyprofile, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u2->id);
$contextids = provider::get_contexts_for_userid($u1->id)->get_contextids();
$this->assertCount(4, $contextids);
$this->assertTrue(in_array($blocklogin->context->id, $contextids));
$this->assertTrue(in_array($blockprivatefiles->context->id, $contextids));
$this->assertTrue(in_array($blockmyprofile->context->id, $contextids));
$this->assertTrue(in_array($blockmentees->context->id, $contextids));
$contextids = provider::get_contexts_for_userid($u2->id)->get_contextids();
$this->assertCount(1, $contextids);
$this->assertTrue(in_array($blockmentees->context->id, $contextids));
}
/**
* Test that user IDs are returned for a given context.
*/
public function test_get_users_in_context() {
global $DB;
$u1 = $this->getDataGenerator()->create_user();
$u2 = $this->getDataGenerator()->create_user();
$u3 = $this->getDataGenerator()->create_user();
$course = $this->getDataGenerator()->create_course();
$manager = $this->get_block_manager(['region-a'], context_course::instance($course->id));
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->load_blocks();
$blockmyprofile = $manager->get_blocks_for_region('region-a')[0];
$this->set_hidden_pref($blockmyprofile, true, $u1->id);
$this->set_hidden_pref($blockmyprofile, true, $u3->id);
$this->set_docked_pref($blockmyprofile, true, $u2->id);
$this->set_docked_pref($blockmyprofile, true, $u3->id);
$records = $DB->get_records('block_instances', ['blockname' => 'myprofile']);
$record = array_shift($records);
$blockcontext = context_block::instance($record->id);
$userlist = new \core_privacy\local\request\userlist($blockcontext, 'core_block');
provider::get_users_in_context($userlist);
$this->assertCount(3, $userlist->get_userids());
}
public function test_delete_data_for_user() {
global $DB;
$dg = $this->getDataGenerator();
$c1 = $dg->create_course();
$c2 = $dg->create_course();
$u1 = $dg->create_user();
$u2 = $dg->create_user();
$c1ctx = context_course::instance($c1->id);
$c2ctx = context_course::instance($c2->id);
$u1ctx = context_user::instance($u1->id);
$u2ctx = context_user::instance($u2->id);
$manager = $this->get_block_manager(['region-a'], $c1ctx);
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->load_blocks();
$blockmyprofile = $manager->get_blocks_for_region('region-a')[0];
$manager = $this->get_block_manager(['region-a'], $c2ctx);
$manager->add_block('login', 'region-a', 0, false);
$manager->add_block('mentees', 'region-a', 1, false);
$manager->load_blocks();
list($blocklogin, $blockmentees) = $manager->get_blocks_for_region('region-a');
$manager = $this->get_block_manager(['region-a'], $u1ctx);
$manager->add_block('private_files', 'region-a', 0, false);
$manager->load_blocks();
$blockprivatefiles = $manager->get_blocks_for_region('region-a')[0];
$this->set_hidden_pref($blocklogin, true, $u1->id);
$this->set_hidden_pref($blocklogin, true, $u2->id);
$this->set_hidden_pref($blockprivatefiles, true, $u1->id);
$this->set_hidden_pref($blockmyprofile, true, $u1->id);
$this->set_docked_pref($blockmyprofile, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u2->id);
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
provider::delete_data_for_user(new approved_contextlist($u1, 'core_block', [$blocklogin->context->id,
$blockmyprofile->context->id, $blockmentees->context->id]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
}
public function test_delete_data_for_all_users_in_context() {
global $DB;
$dg = $this->getDataGenerator();
$c1 = $dg->create_course();
$c2 = $dg->create_course();
$u1 = $dg->create_user();
$u2 = $dg->create_user();
$c1ctx = context_course::instance($c1->id);
$c2ctx = context_course::instance($c2->id);
$u1ctx = context_user::instance($u1->id);
$u2ctx = context_user::instance($u2->id);
$manager = $this->get_block_manager(['region-a'], $c1ctx);
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->load_blocks();
$blockmyprofile = $manager->get_blocks_for_region('region-a')[0];
$manager = $this->get_block_manager(['region-a'], $c2ctx);
$manager->add_block('login', 'region-a', 0, false);
$manager->add_block('mentees', 'region-a', 1, false);
$manager->load_blocks();
list($blocklogin, $blockmentees) = $manager->get_blocks_for_region('region-a');
$manager = $this->get_block_manager(['region-a'], $u1ctx);
$manager->add_block('private_files', 'region-a', 0, false);
$manager->load_blocks();
$blockprivatefiles = $manager->get_blocks_for_region('region-a')[0];
$this->set_hidden_pref($blocklogin, true, $u1->id);
$this->set_hidden_pref($blocklogin, true, $u2->id);
$this->set_hidden_pref($blockprivatefiles, true, $u1->id);
$this->set_hidden_pref($blockmyprofile, true, $u1->id);
$this->set_docked_pref($blockmyprofile, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u1->id);
$this->set_docked_pref($blockmentees, true, $u2->id);
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
// Nothing happens.
provider::delete_data_for_all_users_in_context($c1ctx);
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
// Delete one block.
provider::delete_data_for_all_users_in_context($blocklogin->context);
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
// Delete another block.
provider::delete_data_for_all_users_in_context($blockmyprofile->context);
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "block{$blocklogin->instance->id}hidden"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockprivatefiles->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "block{$blockmyprofile->instance->id}hidden"]));
$this->assertFalse($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmyprofile->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u1->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
$this->assertTrue($DB->record_exists('user_preferences', ['userid' => $u2->id,
'name' => "docked_block_instance_{$blockmentees->instance->id}"]));
}
/**
* Test the deletion of data related to a context and a list of users.
*/
public function test_delete_data_for_users() {
global $DB;
$u1 = $this->getDataGenerator()->create_user();
$u2 = $this->getDataGenerator()->create_user();
$u3 = $this->getDataGenerator()->create_user();
$course = $this->getDataGenerator()->create_course();
$manager = $this->get_block_manager(['region-a'], context_course::instance($course->id));
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->load_blocks();
$blockmyprofile = $manager->get_blocks_for_region('region-a')[0];
$this->set_hidden_pref($blockmyprofile, true, $u1->id);
$this->set_hidden_pref($blockmyprofile, true, $u3->id);
$this->set_docked_pref($blockmyprofile, true, $u2->id);
$this->set_docked_pref($blockmyprofile, true, $u3->id);
$records = $DB->get_records('block_instances', ['blockname' => 'myprofile']);
$record = array_shift($records);
$blockcontext = context_block::instance($record->id);
$userlist = new \core_privacy\local\request\userlist($blockcontext, 'core_block');
provider::get_users_in_context($userlist);
$this->assertCount(3, $userlist->get_userids());
// Delete preferences for user 1 and 3 for the my profile block.
$userlist = new \core_privacy\local\request\approved_userlist($blockcontext, 'core_block', [$u1->id, $u3->id]);
provider::delete_data_for_users($userlist);
// Only user 2's preference is left.
$this->assertCount(1, $DB->get_records('user_preferences',
['name' => "docked_block_instance_{$blockcontext->instanceid}"]));
// All of these are gone.
$this->assertEmpty($DB->get_records('user_preferences',
['name' => "block{$blockcontext->instanceid}hidden"]));
}
public function test_export_data_for_user() {
global $DB;
$dg = $this->getDataGenerator();
$c1 = $dg->create_course();
$c2 = $dg->create_course();
$u1 = $dg->create_user();
$u2 = $dg->create_user();
$c1ctx = context_course::instance($c1->id);
$c2ctx = context_course::instance($c2->id);
$u1ctx = context_user::instance($u1->id);
$u2ctx = context_user::instance($u2->id);
$yes = transform::yesno(true);
$no = transform::yesno(false);
$manager = $this->get_block_manager(['region-a'], $c1ctx);
$manager->add_block('myprofile', 'region-a', 0, false);
$manager->add_block('login', 'region-a', 1, false);
$manager->add_block('mentees', 'region-a', 2, false);
$manager->add_block('private_files', 'region-a', 3, false);
$manager->load_blocks();
list($bmyprofile, $blogin, $bmentees, $bprivatefiles) = $manager->get_blocks_for_region('region-a');
// Set some user preferences.
$this->set_hidden_pref($blogin, true, $u1->id);
$this->set_docked_pref($blogin, false, $u1->id);
$this->set_docked_pref($blogin, true, $u2->id);
$this->set_hidden_pref($bprivatefiles, false, $u1->id);
$this->set_docked_pref($bprivatefiles, true, $u2->id);
$this->set_docked_pref($bmyprofile, true, $u1->id);
$this->set_docked_pref($bmentees, true, $u2->id);
// Export data.
provider::export_user_data(new approved_contextlist($u1, 'core_block', [$bmyprofile->context->id, $blogin->context->id,
$bmentees->context->id, $bprivatefiles->context->id]));
$prefs = writer::with_context($bmentees->context)->get_user_context_preferences('core_block');
$this->assertEmpty((array) $prefs);
$prefs = writer::with_context($blogin->context)->get_user_context_preferences('core_block');
$this->assertEquals($no, $prefs->block_is_docked->value);
$this->assertEquals($yes, $prefs->block_is_hidden->value);
$prefs = writer::with_context($bprivatefiles->context)->get_user_context_preferences('core_block');
$this->assertObjectNotHasAttribute('block_is_docked', $prefs);
$this->assertEquals($no, $prefs->block_is_hidden->value);
$prefs = writer::with_context($bmyprofile->context)->get_user_context_preferences('core_block');
$this->assertEquals($yes, $prefs->block_is_docked->value);
$this->assertObjectNotHasAttribute('block_is_hidden', $prefs);
}
/**
* Get the block manager.
*
* @param array $regions The regions.
* @param context $context The context.
* @param string $pagetype The page type.
* @param string $subpage The sub page.
* @return block_manager
*/
protected function get_block_manager($regions, $context, $pagetype = 'page-type', $subpage = '') {
$page = new moodle_page();
$page->set_context($context);
$page->set_pagetype($pagetype);
$page->set_subpage($subpage);
$page->set_url(new moodle_url('/'));
$blockmanager = new block_manager($page);
$blockmanager->add_regions($regions, false);
$blockmanager->set_default_region($regions[0]);
return $blockmanager;
}
/**
* Set a docked preference.
*
* @param block_base $block The block.
* @param bool $value The value.
* @param int $userid The user ID.
*/
protected function set_docked_pref($block, $value, $userid) {
set_user_preference("docked_block_instance_{$block->instance->id}", $value, $userid);
}
/**
* Set a hidden preference.
*
* @param block_base $block The block.
* @param bool $value The value.
* @param int $userid The user ID.
*/
protected function set_hidden_pref($block, $value, $userid) {
set_user_preference("block{$block->instance->id}hidden", $value, $userid);
}
}