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See Release Notes

  • Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
  • Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
  • PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.
<?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/>.

> namespace core; /** > * Test classes for handling embedded media (audio/video). > use core_media_manager; * > use media_test_plugin; * @package core > * @category test > defined('MOODLE_INTERNAL') || die(); * @copyright 2012 The Open University > require_once(__DIR__ . '/fixtures/testable_core_media_player.php'); * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later >
*/
< < defined('MOODLE_INTERNAL') || die(); < require_once(__DIR__ . '/fixtures/testable_core_media_player.php'); < < /** < * Test script for media embedding. < */ < class core_medialib_testcase extends advanced_testcase {
> class medialib_test extends \advanced_testcase {
/** * Pre-test setup. Preserves $CFG. */
< public function setUp() {
> public function setUp(): void {
parent::setUp(); // Reset $CFG and $SERVER. $this->resetAfterTest(); // "Install" a fake plugin for testing. set_config('version', '2016101400', 'media_test'); // Consistent initial setup: all players disabled. \core\plugininfo\media::set_enabled_plugins(''); $_SERVER = array('HTTP_USER_AGENT' => ''); $this->pretend_to_be_safari(); } /** * Sets user agent to Safari. */ private function pretend_to_be_safari() { // Pretend to be using Safari browser (must support mp4 for tests to work).
< core_useragent::instance(true, 'Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_8; de-at) ' .
> \core_useragent::instance(true, 'Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_8; de-at) ' .
'AppleWebKit/533.21.1 (KHTML, like Gecko) Version/5.0.5 Safari/533.21.1'); } /** * Sets user agent to Firefox. */ private function pretend_to_be_firefox() { // Pretend to be using Firefox browser (must support ogg for tests to work).
< core_useragent::instance(true, 'Mozilla/5.0 (X11; Linux x86_64; rv:46.0) Gecko/20100101 Firefox/46.0 ');
> \core_useragent::instance(true, 'Mozilla/5.0 (X11; Linux x86_64; rv:46.0) Gecko/20100101 Firefox/46.0 ');
} /** * Test for core_media::get_filename. */ public function test_get_filename() { $manager = core_media_manager::instance();
< $this->assertSame('frog.mp4', $manager->get_filename(new moodle_url(
> $this->assertSame('frog.mp4', $manager->get_filename(new \moodle_url(
'/pluginfile.php/312/mod_page/content/7/frog.mp4'))); // This should work even though slasharguments is true, because we want // it to support 'legacy' links if somebody toggles the option later.
< $this->assertSame('frog.mp4', $manager->get_filename(new moodle_url(
> $this->assertSame('frog.mp4', $manager->get_filename(new \moodle_url(
'/pluginfile.php?file=/312/mod_page/content/7/frog.mp4'))); } /** * Test for core_media::get_extension. */ public function test_get_extension() { $manager = core_media_manager::instance();
< $this->assertSame('mp4', $manager->get_extension(new moodle_url(
> $this->assertSame('mp4', $manager->get_extension(new \moodle_url(
'/pluginfile.php/312/mod_page/content/7/frog.mp4')));
< $this->assertSame('', $manager->get_extension(new moodle_url(
> $this->assertSame('', $manager->get_extension(new \moodle_url(
'/pluginfile.php/312/mod_page/content/7/frog')));
< $this->assertSame('mp4', $manager->get_extension(new moodle_url(
> $this->assertSame('mp4', $manager->get_extension(new \moodle_url(
'/pluginfile.php?file=/312/mod_page/content/7/frog.mp4')));
< $this->assertSame('', $manager->get_extension(new moodle_url(
> $this->assertSame('', $manager->get_extension(new \moodle_url(
'/pluginfile.php?file=/312/mod_page/content/7/frog'))); } /** * Test for the core_media_player list_supported_urls. */ public function test_list_supported_urls() { $test = new media_test_plugin(1, 13, ['tst', 'test']); // Some example URLs.
< $supported1 = new moodle_url('http://example.org/1.test'); < $supported2 = new moodle_url('http://example.org/2.TST'); < $unsupported = new moodle_url('http://example.org/2.jpg');
> $supported1 = new \moodle_url('http://example.org/1.test'); > $supported2 = new \moodle_url('http://example.org/2.TST'); > $unsupported = new \moodle_url('http://example.org/2.jpg');
// No URLs => none. $result = $test->list_supported_urls(array()); $this->assertEquals(array(), $result); // One supported URL => same. $result = $test->list_supported_urls(array($supported1)); $this->assertEquals(array($supported1), $result); // Two supported URLS => same. $result = $test->list_supported_urls(array($supported1, $supported2)); $this->assertEquals(array($supported1, $supported2), $result); // One unsupported => none. $result = $test->list_supported_urls(array($unsupported)); $this->assertEquals(array(), $result); // Two supported and one unsupported => same. $result = $test->list_supported_urls(array($supported2, $unsupported, $supported1)); $this->assertEquals(array($supported2, $supported1), $result); } /** * Test for get_players */ public function test_get_players() { // All players are initially disabled (except link, which you can't). $manager = core_media_manager::instance(); $this->assertEmpty($this->get_players_test($manager)); // A couple enabled, check the order. \core\plugininfo\media::set_enabled_plugins('youtube,html5audio'); $manager = core_media_manager::instance(); $this->assertSame('youtube, html5audio', $this->get_players_test($manager));
< // Test SWF and HTML5 media order. < \core\plugininfo\media::set_enabled_plugins('html5video,html5audio,swf');
> // Test HTML5 media order. > \core\plugininfo\media::set_enabled_plugins('html5video,html5audio');
$manager = core_media_manager::instance();
< $this->assertSame('html5video, html5audio, swf', $this->get_players_test($manager));
> $this->assertSame('html5video, html5audio', $this->get_players_test($manager));
// Make sure that our test plugin is considered installed. \core\plugininfo\media::set_enabled_plugins('test,html5video'); $manager = core_media_manager::instance(); $this->assertSame('test, html5video', $this->get_players_test($manager)); // Make sure that non-existing plugin is NOT considered installed. \core\plugininfo\media::set_enabled_plugins('nonexistingplugin,html5video'); $manager = core_media_manager::instance(); $this->assertSame('html5video', $this->get_players_test($manager)); } /** * Test for can_embed_url */ public function test_can_embed_url() { // All players are initially disabled, so mp4 cannot be rendered.
< $url = new moodle_url('http://example.org/test.mp4');
> $url = new \moodle_url('http://example.org/test.mp4');
$manager = core_media_manager::instance(); $this->assertFalse($manager->can_embed_url($url)); // Enable VideoJS player. \core\plugininfo\media::set_enabled_plugins('videojs'); $manager = core_media_manager::instance(); $this->assertTrue($manager->can_embed_url($url)); // VideoJS + html5. \core\plugininfo\media::set_enabled_plugins('videojs,html5video'); $manager = core_media_manager::instance(); $this->assertTrue($manager->can_embed_url($url)); // Only html5. \core\plugininfo\media::set_enabled_plugins('html5video'); $manager = core_media_manager::instance(); $this->assertTrue($manager->can_embed_url($url));
< < // Only SWF. < \core\plugininfo\media::set_enabled_plugins('swf'); < $manager = core_media_manager::instance(); < $this->assertFalse($manager->can_embed_url($url));
} /** * Test for embed_url. * Checks multiple format/fallback support. */ public function test_embed_url_fallbacks() { // Key strings in the embed code that identify with the media formats being tested.
< $swf = '</object>';
$html5video = '</video>'; $html5audio = '</audio>'; $link = 'mediafallbacklink'; $test = 'mediaplugin_test';
< $url = new moodle_url('http://example.org/test.mp4');
> $url = new \moodle_url('http://example.org/test.mp4');
// All plugins disabled, NOLINK option. \core\plugininfo\media::set_enabled_plugins(''); $manager = core_media_manager::instance(); $t = $manager->embed_url($url, 0, 0, '', array(core_media_manager::OPTION_NO_LINK => true)); // Completely empty. $this->assertSame('', $t); // All plugins disabled but not NOLINK. \core\plugininfo\media::set_enabled_plugins(''); $manager = core_media_manager::instance(); $t = $manager->embed_url($url);
< $this->assertContains($link, $t);
> $this->assertStringContainsString($link, $t);
// Enable media players that can play the same media formats. (ie. test & html5audio for mp3 files, etc.)
< \core\plugininfo\media::set_enabled_plugins('test,html5video,html5audio,swf');
> \core\plugininfo\media::set_enabled_plugins('test,html5video,html5audio');
$manager = core_media_manager::instance(); // Test media formats that can be played by 2 or more players. $mediaformats = array('mp3', 'mp4'); foreach ($mediaformats as $format) {
< $url = new moodle_url('http://example.org/test.' . $format);
> $url = new \moodle_url('http://example.org/test.' . $format);
$textwithlink = $manager->embed_url($url); $textwithoutlink = $manager->embed_url($url, 0, 0, '', array(core_media_manager::OPTION_NO_LINK => true)); switch ($format) { case 'mp3':
< $this->assertContains($test, $textwithlink); < $this->assertNotContains($html5video, $textwithlink); < $this->assertContains($html5audio, $textwithlink); < $this->assertNotContains($swf, $textwithlink); < $this->assertContains($link, $textwithlink); < < $this->assertContains($test, $textwithoutlink); < $this->assertNotContains($html5video, $textwithoutlink); < $this->assertContains($html5audio, $textwithoutlink); < $this->assertNotContains($swf, $textwithoutlink); < $this->assertNotContains($link, $textwithoutlink);
> $this->assertStringContainsString($test, $textwithlink); > $this->assertStringNotContainsString($html5video, $textwithlink); > $this->assertStringContainsString($html5audio, $textwithlink); > $this->assertStringContainsString($link, $textwithlink); > > $this->assertStringContainsString($test, $textwithoutlink); > $this->assertStringNotContainsString($html5video, $textwithoutlink); > $this->assertStringContainsString($html5audio, $textwithoutlink); > $this->assertStringNotContainsString($link, $textwithoutlink);
break; case 'mp4':
< $this->assertContains($test, $textwithlink); < $this->assertContains($html5video, $textwithlink); < $this->assertNotContains($html5audio, $textwithlink); < $this->assertNotContains($swf, $textwithlink); < $this->assertContains($link, $textwithlink); < < $this->assertContains($test, $textwithoutlink); < $this->assertContains($html5video, $textwithoutlink); < $this->assertNotContains($html5audio, $textwithoutlink); < $this->assertNotContains($swf, $textwithoutlink); < $this->assertNotContains($link, $textwithoutlink);
> $this->assertStringContainsString($test, $textwithlink); > $this->assertStringContainsString($html5video, $textwithlink); > $this->assertStringNotContainsString($html5audio, $textwithlink); > $this->assertStringContainsString($link, $textwithlink); > > $this->assertStringContainsString($test, $textwithoutlink); > $this->assertStringContainsString($html5video, $textwithoutlink); > $this->assertStringNotContainsString($html5audio, $textwithoutlink); > $this->assertStringNotContainsString($link, $textwithoutlink);
break; default: break; } } } /** * Test for embed_url.
< * Check SWF works including the special option required to enable it
> * SWF shouldn't be converted to objects because media_swf has been removed.
*/ public function test_embed_url_swf() {
< \core\plugininfo\media::set_enabled_plugins('swf');
$manager = core_media_manager::instance(); // Without any options...
< $url = new moodle_url('http://example.org/test.swf');
> $url = new \moodle_url('http://example.org/test.swf');
$t = $manager->embed_url($url);
< $this->assertNotContains('</object>', $t);
> $this->assertStringNotContainsString('</object>', $t);
// ...and with the 'no it's safe, I checked it' option.
< $url = new moodle_url('http://example.org/test.swf');
> $url = new \moodle_url('http://example.org/test.swf');
$t = $manager->embed_url($url, '', 0, 0, array(core_media_manager::OPTION_TRUSTED => true));
< $this->assertContains('</object>', $t);
> $this->assertStringNotContainsString('</object>', $t);
} /** * Same as test_embed_url MP3 test, but for slash arguments. */ public function test_slash_arguments() { // Again we do not turn slasharguments actually on, because it has to // work regardless of the setting of that variable in case of handling // links created using previous setting. // Enable player. \core\plugininfo\media::set_enabled_plugins('html5audio'); $manager = core_media_manager::instance(); // Format: mp3.
< $url = new moodle_url('http://example.org/pluginfile.php?file=x/y/z/test.mp3');
> $url = new \moodle_url('http://example.org/pluginfile.php?file=x/y/z/test.mp3');
$t = $manager->embed_url($url);
< $this->assertContains('</audio>', $t);
> $this->assertStringContainsString('</audio>', $t);
} /** * Test for embed_url. * Checks the EMBED_OR_BLANK option. */ public function test_embed_or_blank() { \core\plugininfo\media::set_enabled_plugins('html5audio'); $manager = core_media_manager::instance(); $this->pretend_to_be_firefox(); $options = array(core_media_manager::OPTION_FALLBACK_TO_BLANK => true); // Embed that does match something should still include the link too.
< $url = new moodle_url('http://example.org/test.ogg');
> $url = new \moodle_url('http://example.org/test.ogg');
$t = $manager->embed_url($url, '', 0, 0, $options);
< $this->assertContains('</audio>', $t); < $this->assertContains('mediafallbacklink', $t);
> $this->assertStringContainsString('</audio>', $t); > $this->assertStringContainsString('mediafallbacklink', $t);
// Embed that doesn't match something should be totally blank.
< $url = new moodle_url('http://example.org/test.mp4');
> $url = new \moodle_url('http://example.org/test.mp4');
$t = $manager->embed_url($url, '', 0, 0, $options); $this->assertSame('', $t); } /** * Test for embed_url. * Checks that size is passed through correctly to player objects and tests * size support in html5video output. */ public function test_embed_url_size() { global $CFG; // Technically this could break in every format and they handle size // in several different ways, but I'm too lazy to test it in every // format, so let's just pick one to check the values get passed // through. \core\plugininfo\media::set_enabled_plugins('html5video'); $manager = core_media_manager::instance();
< $url = new moodle_url('http://example.org/test.mp4');
> $url = new \moodle_url('http://example.org/test.mp4');
// HTML5 default size - specifies core width and does not specify height. $t = $manager->embed_url($url);
< $this->assertContains('width="' . $CFG->media_default_width . '"', $t); < $this->assertNotContains('height', $t);
> $this->assertStringContainsString('width="' . $CFG->media_default_width . '"', $t); > $this->assertStringNotContainsString('height', $t);
// HTML5 specified size - specifies both. $t = $manager->embed_url($url, '', '666', '101');
< $this->assertContains('width="666"', $t); < $this->assertContains('height="101"', $t);
> $this->assertStringContainsString('width="666"', $t); > $this->assertStringContainsString('height="101"', $t);
// HTML5 size specified in url, overrides call.
< $url = new moodle_url('http://example.org/test.mp4?d=123x456');
> $url = new \moodle_url('http://example.org/test.mp4?d=123x456');
$t = $manager->embed_url($url, '', '666', '101');
< $this->assertContains('width="123"', $t); < $this->assertContains('height="456"', $t);
> $this->assertStringContainsString('width="123"', $t); > $this->assertStringContainsString('height="456"', $t);
} /** * Test for embed_url. * Checks that name is passed through correctly to player objects and tests * name support in html5video output. */ public function test_embed_url_name() { // As for size this could break in every format but I'm only testing // html5video. \core\plugininfo\media::set_enabled_plugins('html5video'); $manager = core_media_manager::instance();
< $url = new moodle_url('http://example.org/test.mp4');
> $url = new \moodle_url('http://example.org/test.mp4');
// HTML5 default name - use filename. $t = $manager->embed_url($url);
< $this->assertContains('title="test.mp4"', $t);
> $this->assertStringContainsString('title="test.mp4"', $t);
// HTML5 specified name - check escaping. $t = $manager->embed_url($url, 'frog & toad');
< $this->assertContains('title="frog &amp; toad"', $t);
> $this->assertStringContainsString('title="frog &amp; toad"', $t);
} /** * Test for split_alternatives. */ public function test_split_alternatives() { $mediamanager = core_media_manager::instance(); // Single URL - identical moodle_url. $mp4 = 'http://example.org/test.mp4'; $result = $mediamanager->split_alternatives($mp4, $w, $h); $this->assertEquals($mp4, $result[0]->out(false)); // Width and height weren't specified. $this->assertEquals(0, $w); $this->assertEquals(0, $h); // Two URLs - identical moodle_urls. $webm = 'http://example.org/test.webm'; $result = $mediamanager->split_alternatives("$mp4#$webm", $w, $h); $this->assertEquals($mp4, $result[0]->out(false)); $this->assertEquals($webm, $result[1]->out(false)); // Two URLs plus dimensions. $size = 'd=400x280'; $result = $mediamanager->split_alternatives("$mp4#$webm#$size", $w, $h); $this->assertEquals($mp4, $result[0]->out(false)); $this->assertEquals($webm, $result[1]->out(false)); $this->assertEquals(400, $w); $this->assertEquals(280, $h); // Two URLs plus legacy dimensions (use last one). $result = $mediamanager->split_alternatives("$mp4?d=1x1#$webm?$size", $w, $h); $this->assertEquals($mp4, $result[0]->out(false)); $this->assertEquals($webm, $result[1]->out(false)); $this->assertEquals(400, $w); $this->assertEquals(280, $h); } /** * Test for embed_alternatives (with multiple urls) */ public function test_embed_alternatives() { // Most aspects of this are same as single player so let's just try // a single typical / complicated scenario. // MP4, OGV, WebM and FLV. $urls = array(
< new moodle_url('http://example.org/test.mp4'), < new moodle_url('http://example.org/test.ogv'), < new moodle_url('http://example.org/test.webm'), < new moodle_url('http://example.org/test.flv'),
> new \moodle_url('http://example.org/test.mp4'), > new \moodle_url('http://example.org/test.ogv'), > new \moodle_url('http://example.org/test.webm'), > new \moodle_url('http://example.org/test.flv'),
); // Enable html5 and "test" ("test" first). \core\plugininfo\media::set_enabled_plugins('test,html5video'); $manager = core_media_manager::instance(); // Result should contain HTML5 with two sources + FLV. $t = $manager->embed_alternatives($urls); // HTML5 sources - mp4, but not ogv, flv or webm (not supported in Safari).
< $this->assertContains('<source src="http://example.org/test.mp4"', $t); < $this->assertNotContains('<source src="http://example.org/test.ogv"', $t); < $this->assertNotContains('<source src="http://example.org/test.webm"', $t); < $this->assertNotContains('<source src="http://example.org/test.flv"', $t);
> $this->assertStringContainsString('<source src="http://example.org/test.mp4"', $t); > $this->assertStringNotContainsString('<source src="http://example.org/test.ogv"', $t); > $this->assertStringNotContainsString('<source src="http://example.org/test.webm"', $t); > $this->assertStringNotContainsString('<source src="http://example.org/test.flv"', $t);
// FLV is before the video tag (indicating html5 is used as fallback to flv // and not vice versa). $this->assertTrue((bool)preg_match('~mediaplugin_test.*<video~s', $t)); // Do same test with firefox and check we get the webm and not mp4. $this->pretend_to_be_firefox(); $t = $manager->embed_alternatives($urls); // HTML5 sources - mp4, ogv and webm, but not flv.
< $this->assertContains('<source src="http://example.org/test.mp4"', $t); < $this->assertContains('<source src="http://example.org/test.ogv"', $t); < $this->assertContains('<source src="http://example.org/test.webm"', $t); < $this->assertNotContains('<source src="http://example.org/test.flv"', $t);
> $this->assertStringContainsString('<source src="http://example.org/test.mp4"', $t); > $this->assertStringContainsString('<source src="http://example.org/test.ogv"', $t); > $this->assertStringContainsString('<source src="http://example.org/test.webm"', $t); > $this->assertStringNotContainsString('<source src="http://example.org/test.flv"', $t);
} /** * Make sure the instance() method returns singleton for the same page and different object for another page */ public function test_initialise() {
< $moodlepage1 = new moodle_page();
> $moodlepage1 = new \moodle_page();
$mediamanager1 = core_media_manager::instance($moodlepage1); $mediamanager2 = core_media_manager::instance($moodlepage1); $this->assertSame($mediamanager1, $mediamanager2);
< $moodlepage3 = new moodle_page();
> $moodlepage3 = new \moodle_page();
$mediamanager3 = core_media_manager::instance($moodlepage3); $this->assertNotSame($mediamanager1, $mediamanager3); } /** * Access list of players as string, shortening it by getting rid of * repeated text. * @param core_media_manager $manager The core_media_manager instance * @return string Comma-separated list of players */ public function get_players_test($manager) {
< $method = new ReflectionMethod("core_media_manager", "get_players");
> $method = new \ReflectionMethod("core_media_manager", "get_players");
$method->setAccessible(true); $players = $method->invoke($manager); $out = ''; foreach ($players as $player) { if ($out) { $out .= ', '; } $out .= str_replace('core_media_player_', '', preg_replace('/^media_(.*)_plugin$/', '$1', get_class($player))); } return $out; } }