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Differences Between: [Versions 310 and 311] [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Unit Tests for sitepolicy manager
  19   *
  20   * @package     core_privacy
  21   * @category    test
  22   * @copyright   2018 Marina Glancy
  23   * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  global $CFG;
  29  
  30  /**
  31   * Unit Tests for sitepolicy manager
  32   *
  33   * @package     core_privacy
  34   * @category    test
  35   * @copyright   2018 Marina Glancy
  36   * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   */
  38  class sitepolicy_test extends advanced_testcase {
  39  
  40  
  41      /**
  42       * Tests for \core_privacy\local\sitepolicy\manager::get_handler_classname() behaviour.
  43       */
  44      public function test_get_handler_classname() {
  45          global $CFG;
  46          $this->resetAfterTest(true);
  47  
  48          $manager = $this->get_mock_manager_with_handler();
  49  
  50          // If no handler is specified, then we should get the default one.
  51          $CFG->sitepolicyhandler = '';
  52          $this->assertEquals($manager->get_handler_classname(), \core_privacy\local\sitepolicy\default_handler::class);
  53  
  54          // If non-existing handler is specified, we should get the default one too.
  55          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
  56          $this->assertEquals($manager->get_handler_classname(), \core_privacy\local\sitepolicy\default_handler::class);
  57  
  58          // If the defined handler is among known handlers, we should get its class name.
  59          $CFG->sitepolicyhandler = 'testtool_testhandler';
  60          $this->assertEquals($manager->get_handler_classname(), 'mock_sitepolicy_handler');
  61      }
  62  
  63      /**
  64       * Tests for \core_privacy\local\sitepolicy\manager::is_defined()
  65       */
  66      public function test_is_defined() {
  67          global $CFG;
  68          $this->resetAfterTest(true);
  69  
  70          $manager = new \core_privacy\local\sitepolicy\manager();
  71  
  72          $this->assertFalse($manager->is_defined(true));
  73          $this->assertFalse($manager->is_defined(false));
  74  
  75          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
  76          $this->assertFalse($manager->is_defined(true));
  77          $this->assertTrue($manager->is_defined(false));
  78  
  79          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
  80          $this->assertTrue($manager->is_defined(true));
  81          $this->assertTrue($manager->is_defined(false));
  82  
  83          $CFG->sitepolicy = null;
  84          $this->assertTrue($manager->is_defined(true));
  85          $this->assertFalse($manager->is_defined(false));
  86  
  87          // When non existing plugin is set as $CFG->sitepolicyhandler, assume that $CFG->sitepolicy* are all not set.
  88          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
  89          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
  90          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
  91          $this->assertFalse($manager->is_defined(true));
  92          $this->assertFalse($manager->is_defined(false));
  93      }
  94  
  95      /**
  96       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url()
  97       */
  98      public function test_get_redirect_url() {
  99          global $CFG;
 100          $this->resetAfterTest(true);
 101  
 102          $manager = new \core_privacy\local\sitepolicy\manager();
 103  
 104          $this->assertEquals(null, $manager->get_redirect_url(true));
 105          $this->assertEquals(null, $manager->get_redirect_url(false));
 106  
 107          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 108          $this->assertEquals(null, $manager->get_redirect_url(true));
 109          $this->assertEquals($CFG->wwwroot.'/user/policy.php', $manager->get_redirect_url(false)->out(false));
 110  
 111          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
 112          $this->assertEquals($CFG->wwwroot.'/user/policy.php', $manager->get_redirect_url(true)->out(false));
 113          $this->assertEquals($CFG->wwwroot.'/user/policy.php', $manager->get_redirect_url(false)->out(false));
 114  
 115          $CFG->sitepolicy = null;
 116          $this->assertEquals($CFG->wwwroot.'/user/policy.php', $manager->get_redirect_url(true)->out(false));
 117          $this->assertEquals(null, $manager->get_redirect_url(false));
 118  
 119          // When non existing plugin is set as $CFG->sitepolicyhandler, assume that $CFG->sitepolicy* are all not set.
 120          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 121          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
 122          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
 123          $this->assertEquals(null, $manager->get_redirect_url(true));
 124          $this->assertEquals(null, $manager->get_redirect_url(false));
 125      }
 126  
 127      /**
 128       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url()
 129       */
 130      public function test_get_embed_url() {
 131          global $CFG;
 132          $this->resetAfterTest(true);
 133  
 134          $manager = new \core_privacy\local\sitepolicy\manager();
 135  
 136          $this->assertEquals(null, $manager->get_embed_url(true));
 137          $this->assertEquals(null, $manager->get_embed_url(false));
 138  
 139          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 140          $this->assertEquals(null, $manager->get_embed_url(true));
 141          $this->assertEquals($CFG->sitepolicy, $manager->get_embed_url(false)->out(false));
 142  
 143          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
 144          $this->assertEquals($CFG->sitepolicyguest, $manager->get_embed_url(true)->out(false));
 145          $this->assertEquals($CFG->sitepolicy, $manager->get_embed_url(false)->out(false));
 146  
 147          $CFG->sitepolicy = null;
 148          $this->assertEquals($CFG->sitepolicyguest, $manager->get_embed_url(true)->out(false));
 149          $this->assertEquals(null, $manager->get_embed_url(false));
 150  
 151          // When non existing plugin is set as $CFG->sitepolicyhandler, assume that $CFG->sitepolicy* are all not set.
 152          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 153          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
 154          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
 155          $this->assertEquals(null, $manager->get_embed_url(true));
 156          $this->assertEquals(null, $manager->get_embed_url(false));
 157      }
 158  
 159      /**
 160       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url()
 161       */
 162      public function test_accept() {
 163          global $CFG, $USER, $DB;
 164          $this->resetAfterTest(true);
 165  
 166          $manager = new \core_privacy\local\sitepolicy\manager();
 167  
 168          // No site policy.
 169          $user1 = $this->getDataGenerator()->create_user();
 170          $this->setUser($user1);
 171          $this->assertFalse($manager->accept());
 172          $this->assertEquals(0, $USER->policyagreed);
 173  
 174          // With site policy.
 175          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 176  
 177          $user2 = $this->getDataGenerator()->create_user();
 178          $this->setUser($user2);
 179  
 180          $this->assertEquals(0, $USER->policyagreed);
 181          $this->assertEquals(0, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 182          $this->assertTrue($manager->accept());
 183          $this->assertEquals(1, $USER->policyagreed);
 184          $this->assertEquals(1, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 185  
 186          // When non existing plugin is set as $CFG->sitepolicyhandler, assume that $CFG->sitepolicy* are all not set.
 187          $CFG->sitepolicy = 'http://example.com/sitepolicy.html';
 188          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
 189          $user3 = $this->getDataGenerator()->create_user();
 190          $this->setUser($user3);
 191          $this->assertEquals(0, $USER->policyagreed);
 192          $this->assertFalse($manager->accept());
 193          $this->assertEquals(0, $USER->policyagreed);
 194      }
 195  
 196      /**
 197       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url() for guests
 198       */
 199      public function test_accept_guests() {
 200          global $CFG, $USER, $DB;
 201          $this->resetAfterTest(true);
 202  
 203          $manager = new \core_privacy\local\sitepolicy\manager();
 204  
 205          $this->setGuestUser();
 206  
 207          // No site policy.
 208          $this->assertFalse($manager->accept());
 209          $this->assertEquals(0, $USER->policyagreed);
 210  
 211          // With site policy.
 212          $CFG->sitepolicyguest = 'http://example.com/sitepolicy.html';
 213  
 214          $this->assertEquals(0, $USER->policyagreed);
 215          $this->assertTrue($manager->accept());
 216          $this->assertEquals(1, $USER->policyagreed);
 217          $this->assertEquals(0, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 218  
 219          // When non existing plugin is set as $CFG->sitepolicyhandler, assume that $CFG->sitepolicy* are all not set.
 220          $USER->policyagreed = 0; // Reset.
 221          $CFG->sitepolicyguest = 'http://example.com/sitepolicyguest.html';
 222          $CFG->sitepolicyhandler = 'non_existing_plugin_which_i_really_hope_will_never_exist';
 223          $this->assertFalse($manager->accept());
 224          $this->assertEquals(0, $USER->policyagreed);
 225      }
 226  
 227      /**
 228       * Helper to spoof the results of the internal function get_all_handlers, allowing mock handler to be tested.
 229       *
 230       * @return PHPUnit_Framework_MockObject_MockObject
 231       */
 232      protected function get_mock_manager_with_handler() {
 233          global $CFG;
 234          require_once($CFG->dirroot.'/privacy/tests/fixtures/mock_sitepolicy_handler.php');
 235  
 236          $mock = $this->getMockBuilder(\core_privacy\local\sitepolicy\manager::class)
 237              ->setMethods(['get_all_handlers'])
 238              ->getMock();
 239          $mock->expects($this->any())
 240              ->method('get_all_handlers')
 241              ->will($this->returnValue(['testtool_testhandler' => 'mock_sitepolicy_handler']));
 242          return $mock;
 243      }
 244  
 245      /**
 246       * Tests for \core_privacy\local\sitepolicy\manager::is_defined() with a handler
 247       */
 248      public function test_is_defined_with_handler() {
 249          global $CFG;
 250          $this->resetAfterTest(true);
 251          $CFG->sitepolicyhandler = 'testtool_testhandler';
 252          $manager = $this->get_mock_manager_with_handler();
 253          $this->assertTrue($manager->is_defined(true));
 254          $this->assertTrue($manager->is_defined(false));
 255      }
 256  
 257      /**
 258       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url() with a handler
 259       */
 260      public function test_get_redirect_url_with_handler() {
 261          global $CFG;
 262          $this->resetAfterTest(true);
 263  
 264          $CFG->sitepolicyhandler = 'testtool_testhandler';
 265          $manager = $this->get_mock_manager_with_handler();
 266  
 267          $this->assertEquals('http://example.com/policy.php', $manager->get_redirect_url(true)->out(false));
 268          $this->assertEquals('http://example.com/policy.php', $manager->get_redirect_url(false)->out(false));
 269      }
 270  
 271      /**
 272       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url() with a handler
 273       */
 274      public function test_get_embed_url_with_handler() {
 275          global $CFG;
 276          $this->resetAfterTest(true);
 277  
 278          $CFG->sitepolicyhandler = 'testtool_testhandler';
 279          $manager = $this->get_mock_manager_with_handler();
 280  
 281          $this->assertEquals('http://example.com/view.htm', $manager->get_embed_url(true)->out(false));
 282          $this->assertEquals('http://example.com/view.htm', $manager->get_embed_url(false)->out(false));
 283      }
 284  
 285      /**
 286       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url() with a handler
 287       */
 288      public function test_accept_with_handler() {
 289          global $CFG, $USER, $DB;
 290          $this->resetAfterTest(true);
 291  
 292          $CFG->sitepolicyhandler = 'testtool_testhandler';
 293          $manager = $this->get_mock_manager_with_handler();
 294  
 295          $user2 = $this->getDataGenerator()->create_user();
 296          $this->setUser($user2);
 297  
 298          $this->assertEquals(0, $USER->policyagreed);
 299          $this->assertEquals(0, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 300          $this->assertTrue($manager->accept());
 301          $this->assertEquals(2, $USER->policyagreed);
 302          $this->assertEquals(2, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 303      }
 304  
 305      /**
 306       * Tests for \core_privacy\local\sitepolicy\manager::get_redirect_url() for guests with a handler
 307       */
 308      public function test_accept_guests_with_handler() {
 309          global $CFG, $USER, $DB;
 310          $this->resetAfterTest(true);
 311  
 312          $CFG->sitepolicyhandler = 'testtool_testhandler';
 313          $manager = $this->get_mock_manager_with_handler();
 314  
 315          $this->setGuestUser();
 316  
 317          $this->assertEquals(0, $USER->policyagreed);
 318          $this->assertTrue($manager->accept());
 319          $this->assertEquals(2, $USER->policyagreed);
 320          $this->assertEquals(0, $DB->get_field('user', 'policyagreed', ['id' => $USER->id]));
 321      }
 322  }
 323  
 324  /**
 325   * Mock handler for site policies
 326   *
 327   * @package    core_privacy
 328   * @copyright  2018 Marina Glancy
 329   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 330   */
 331  class handler extends \core_privacy\local\sitepolicy\handler {
 332  
 333      /**
 334       * Checks if the site has site policy defined
 335       *
 336       * @param bool $forguests
 337       * @return bool
 338       */
 339      public static function is_defined($forguests = false) {
 340          return true;
 341      }
 342  
 343      /**
 344       * Returns URL to redirect user to when user needs to agree to site policy
 345       *
 346       * This is a regular interactive page for web users. It should have normal Moodle header/footers, it should
 347       * allow user to view policies and accept them.
 348       *
 349       * @param bool $forguests
 350       * @return moodle_url|null (returns null if site policy is not defined)
 351       */
 352      public static function get_redirect_url($forguests = false) {
 353          return 'http://example.com/policy.php';
 354      }
 355  
 356      /**
 357       * Returns URL of the site policy that needs to be displayed to the user (inside iframe or to use in WS such as mobile app)
 358       *
 359       * This page should not have any header/footer, it does not also have any buttons/checkboxes. The caller needs to implement
 360       * the "Accept" button and call {@link self::accept()} on completion.
 361       *
 362       * @param bool $forguests
 363       * @return moodle_url|null
 364       */
 365      public static function get_embed_url($forguests = false) {
 366          return 'http://example.com/view.htm';
 367      }
 368  
 369      /**
 370       * Accept site policy for the current user
 371       *
 372       * @return bool - false if sitepolicy not defined, user is not logged in or user has already agreed to site policy;
 373       *     true - if we have successfully marked the user as agreed to the site policy
 374       */
 375      public static function accept() {
 376          global $USER, $DB;
 377          // Accepts policy on behalf of the current user. We set it to 2 here to check that this callback was called.
 378          $USER->policyagreed = 2;
 379          if (!isguestuser()) {
 380              $DB->update_record('user', ['policyagreed' => 2, 'id' => $USER->id]);
 381          }
 382          return true;
 383      }
 384  }