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378 lines
17 KiB
378 lines
17 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Test classes for handling embedded media.
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*
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* @package media_videojs
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* @copyright 2016 Marina Glancy
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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defined('MOODLE_INTERNAL') || die();
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/**
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* Test script for media embedding.
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*
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* @package media_videojs
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* @copyright 2016 Marina Glancy
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class media_videojs_testcase extends advanced_testcase {
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/**
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* Pre-test setup. Preserves $CFG.
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*/
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public function setUp() {
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parent::setUp();
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// Reset $CFG and $SERVER.
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$this->resetAfterTest();
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// Consistent initial setup: all players disabled.
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\core\plugininfo\media::set_enabled_plugins('videojs');
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// Pretend to be using Firefox browser (must support ogg for tests to work).
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core_useragent::instance(true, 'Mozilla/5.0 (X11; Linux x86_64; rv:46.0) Gecko/20100101 Firefox/46.0 ');
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}
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/**
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* Test that plugin is returned as enabled media plugin.
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*/
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public function test_is_installed() {
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$sortorder = \core\plugininfo\media::get_enabled_plugins();
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$this->assertEquals(['videojs' => 'videojs'], $sortorder);
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}
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/**
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* Test method get_supported_extensions()
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*/
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public function test_supported_extensions() {
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$nativeextensions = array_merge(file_get_typegroup('extension', 'html_video'),
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file_get_typegroup('extension', 'html_audio'));
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set_config('useflash', 0, 'media_videojs');
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// Make sure that the list of extensions from the setting is filtered to HTML5 natively supported extensions.
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$player = new media_videojs_plugin();
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$this->assertNotEmpty($player->get_supported_extensions());
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$this->assertTrue(in_array('.mp3', $player->get_supported_extensions()));
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$this->assertEmpty(array_diff($player->get_supported_extensions(), $nativeextensions));
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// Try to set the audioextensions to something non-native (.ra) and make sure it is not returned as supported.
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set_config('audioextensions', '.mp3,.wav,.ra', 'media_videojs');
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$player = new media_videojs_plugin();
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$this->assertNotEmpty($player->get_supported_extensions());
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$this->assertTrue(in_array('.mp3', $player->get_supported_extensions()));
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$this->assertFalse(in_array('.ra', $player->get_supported_extensions()));
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$this->assertEmpty(array_diff($player->get_supported_extensions(), $nativeextensions));
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// Try to use flash extensions and make sure they are not returned as supported.
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set_config('videoextensions', '.flv,.f4v', 'media_videojs');
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$player = new media_videojs_plugin();
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$this->assertFalse(in_array('.flv', $player->get_supported_extensions()));
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$this->assertFalse(in_array('.f4v', $player->get_supported_extensions()));
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// Enable flash and test if flash extenstions are supported.
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set_config('useflash', 1, 'media_videojs');
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set_config('videoextensions', '.flv,.f4v', 'media_videojs');
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$player = new media_videojs_plugin();
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$this->assertTrue(in_array('.flv', $player->get_supported_extensions()));
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$this->assertTrue(in_array('.f4v', $player->get_supported_extensions()));
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}
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/**
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* Test embedding without media filter (for example for displaying file resorce).
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*/
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public function test_embed_url() {
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global $CFG;
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$url = new moodle_url('http://example.org/1.webm');
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$manager = core_media_manager::instance();
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$embedoptions = array(
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core_media_manager::OPTION_TRUSTED => true,
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core_media_manager::OPTION_BLOCK => true,
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);
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$this->assertTrue($manager->can_embed_url($url, $embedoptions));
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$content = $manager->embed_url($url, 'Test & file', 0, 0, $embedoptions);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertRegExp('~</video>~', $content);
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$this->assertRegExp('~title="Test & file"~', $content);
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$this->assertRegExp('~style="max-width:' . $CFG->media_default_width . 'px;~', $content);
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// Repeat sending the specific size to the manager.
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$content = $manager->embed_url($url, 'New file', 123, 50, $embedoptions);
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$this->assertRegExp('~style="max-width:123px;~', $content);
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// Repeat without sending the size and with unchecked setting to limit the video size.
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set_config('limitsize', false, 'media_videojs');
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$manager = core_media_manager::instance();
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$content = $manager->embed_url($url, 'Test & file', 0, 0, $embedoptions);
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$this->assertNotRegExp('~style="max-width:~', $content);
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}
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/**
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* Test that mediaplugin filter replaces a link to the supported file with media tag.
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*
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* filter_mediaplugin is enabled by default.
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*/
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public function test_embed_link() {
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global $CFG;
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$url = new moodle_url('http://example.org/some_filename.mp4');
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$text = html_writer::link($url, 'Watch this one');
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$content = format_text($text, FORMAT_HTML);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertRegExp('~</video>~', $content);
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$this->assertRegExp('~title="Watch this one"~', $content);
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$this->assertNotRegExp('~<track\b~i', $content);
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$this->assertRegExp('~style="max-width:' . $CFG->media_default_width . 'px;~', $content);
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}
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/**
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* Test that only supported URLs are listed as sources but all URLs are present in links fallbacks.
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*/
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public function test_fallback() {
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$urls = [
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new moodle_url('http://example.org/1.rv'), // Not supported.
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new moodle_url('http://example.org/2.webm'), // Supported.
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new moodle_url('http://example.org/3.ogv'), // Supported.
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];
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$manager = core_media_manager::instance();
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$content = $manager->embed_alternatives($urls, '', 0, 0, []);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertRegExp('~</video>~', $content);
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// Title is taken from the name of the first supported file.
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$this->assertRegExp('~title="2"~', $content);
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// Only supported files are in <source>'s.
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$this->assertNotRegExp('~<source src="http://example.org/1.rv"~', $content);
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$this->assertRegExp('~<source src="http://example.org/2.webm"~', $content);
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$this->assertRegExp('~<source src="http://example.org/3.ogv"~', $content);
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// Links to all files are included.
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/1.rv">1.rv</a>~', $content);
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/2.webm">2.webm</a>~', $content);
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/3.ogv">3.ogv</a>~', $content);
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}
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/**
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* Assert other players do not apply after videojs was applied.
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*/
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public function test_prevent_other_players() {
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\core\plugininfo\media::set_enabled_plugins('videojs,html5video');
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$url = new moodle_url('http://example.org/some_filename.webm');
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$text = html_writer::link($url, 'Apply one player only');
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$content = format_text($text, FORMAT_HTML);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertEquals(1, substr_count($content, '</video>'));
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$this->assertNotRegExp('~mediaplugin_html5video~', $content);
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/some_filename.webm">Apply one player only</a>~', $content);
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}
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/**
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* Test that mediaplugin filter adds player code on top of <video> tags.
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*
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* filter_mediaplugin is enabled by default.
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*/
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public function test_embed_media() {
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global $CFG;
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$url = new moodle_url('http://example.org/some_filename.mp4');
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$trackurl = new moodle_url('http://example.org/some_filename.vtt');
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$text = '<video controls="true"><source src="'.$url.'"/><source src="somethinginvalid"/>' .
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'<track src="'.$trackurl.'">Unsupported text</video>';
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$content = format_text($text, FORMAT_HTML);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertRegExp('~</video>~', $content);
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$this->assertRegExp('~title="some_filename.mp4"~', $content);
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$this->assertRegExp('~style="max-width:' . $CFG->media_default_width . 'px;~', $content);
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// Unsupported text and tracks are preserved.
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$this->assertRegExp('~Unsupported text~', $content);
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$this->assertRegExp('~<track\b~i', $content);
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// Invalid sources are removed.
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$this->assertNotRegExp('~somethinginvalid~i', $content);
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// Video with dimensions and source specified as src attribute without <source> tag.
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$text = '<video controls="true" width="123" height="35" src="'.$url.'">Unsupported text</video>';
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$content = format_text($text, FORMAT_HTML);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertRegExp('~</video>~', $content);
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$this->assertRegExp('~<source\b~', $content);
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$this->assertRegExp('~style="max-width:123px;~', $content);
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$this->assertNotRegExp('~width="~', $content);
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$this->assertNotRegExp('~height="~', $content);
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// Audio tag.
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$url = new moodle_url('http://example.org/some_filename.mp3');
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$trackurl = new moodle_url('http://example.org/some_filename.vtt');
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$text = '<audio controls="true"><source src="'.$url.'"/><source src="somethinginvalid"/>' .
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'<track src="'.$trackurl.'">Unsupported text</audio>';
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$content = format_text($text, FORMAT_HTML);
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$this->assertRegExp('~mediaplugin_videojs~', $content);
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$this->assertNotRegExp('~</video>~', $content);
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$this->assertRegExp('~</audio>~', $content);
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$this->assertRegExp('~title="some_filename.mp3"~', $content);
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$this->assertRegExp('~style="max-width:' . $CFG->media_default_width . 'px;~', $content);
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// Unsupported text and tracks are preserved.
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$this->assertRegExp('~Unsupported text~', $content);
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$this->assertRegExp('~<track\b~i', $content);
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// Invalid sources are removed.
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$this->assertNotRegExp('~somethinginvalid~i', $content);
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}
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/**
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* Helper function for testing youtube videos embedding.
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*
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* @param string $t output of core_media_manager::embed_url.
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*/
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protected function youtube_plugin_engaged($t) {
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$this->assertContains('mediaplugin_videojs', $t);
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$this->assertContains('data-setup-lazy="{"techOrder": ["youtube"]', $t);
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}
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/**
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* Test that VideoJS can embed youtube videos.
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*/
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public function test_youtube() {
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set_config('youtube', 1, 'media_videojs');
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set_config('useflash', 0, 'media_videojs');
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$manager = core_media_manager::instance();
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// Format: youtube.
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$url = new moodle_url('http://www.youtube.com/watch?v=vyrwMmsufJc');
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$t = $manager->embed_url($url);
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$this->youtube_plugin_engaged($t);
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$url = new moodle_url('http://www.youtube.com/v/vyrwMmsufJc');
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$t = $manager->embed_url($url);
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$this->youtube_plugin_engaged($t);
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// Format: youtube video within playlist - this will be played by video.js but without tracks selection.
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$url = new moodle_url('https://www.youtube.com/watch?v=dv2f_xfmbD8&index=4&list=PLxcO_MFWQBDcyn9xpbmx601YSDlDcTcr0');
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$t = $manager->embed_url($url);
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$this->youtube_plugin_engaged($t);
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$this->assertContains('list=PLxcO_MFWQBDcyn9xpbmx601YSDlDcTcr0', $t);
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// Format: youtube video with start time.
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$url = new moodle_url('https://www.youtube.com/watch?v=JNJMF1l3udM&t=1h11s');
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$t = $manager->embed_url($url);
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$this->youtube_plugin_engaged($t);
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$this->assertContains('t=1h11s', $t);
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// Format: youtube video within playlist with start time.
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$url = new moodle_url('https://www.youtube.com/watch?v=dv2f_xfmbD8&index=4&list=PLxcO_MFWQBDcyn9xpbmx601YSDlDcTcr0&t=1m5s');
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$t = $manager->embed_url($url);
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$this->youtube_plugin_engaged($t);
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$this->assertContains('list=PLxcO_MFWQBDcyn9xpbmx601YSDlDcTcr0', $t);
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$this->assertContains('t=1m5s', $t);
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// Format: youtube playlist - not supported.
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$url = new moodle_url('http://www.youtube.com/view_play_list?p=PL6E18E2927047B662');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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$url = new moodle_url('http://www.youtube.com/playlist?list=PL6E18E2927047B662');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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$url = new moodle_url('http://www.youtube.com/p/PL6E18E2927047B662');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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}
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/**
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* Helper function for testing flash videos embedding.
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*
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* @param string $t output of core_media_manager::embed_url.
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*/
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protected function flash_plugin_engaged($t) {
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$this->assertContains('mediaplugin_videojs', $t);
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$this->assertContains('data-setup-lazy="{"techOrder": ["flash", "html5"]', $t);
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}
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/**
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* Test that VideoJS can embed flash videos.
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*/
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public function test_flash() {
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$manager = core_media_manager::instance();
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// Flash enabled.
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set_config('useflash', 1, 'media_videojs');
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$url = new moodle_url('http://example.org/some_filename.flv');
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$t = $manager->embed_url($url);
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$this->flash_plugin_engaged($t);
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$this->assertRegExp('~</video>~', $t);
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$this->assertRegExp('~<source src="http://example.org/some_filename.flv"~', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/some_filename.flv">some_filename.flv</a>~', $t);
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// Flash disabled.
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set_config('useflash', 0, 'media_videojs');
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$url = new moodle_url('http://example.org/some_filename.flv');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="http://example.org/some_filename.flv">some_filename.flv</a>~', $t);
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}
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/**
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* Test that VideoJS can embed RTMP streams.
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*/
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public function test_rtmp() {
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$manager = core_media_manager::instance();
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// RTMP disabled, flash disabled.
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set_config('useflash', 0, 'media_videojs');
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set_config('rtmp', 0, 'media_videojs');
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$url = new moodle_url('rtmp://example.com/fms&mp4:path/to/file.mp4');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="rtmp://example.com/fms&mp4:path/to/file.mp4">file.mp4</a>~', $t);
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// RTMP enabled, flash disabled.
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set_config('useflash', 0, 'media_videojs');
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set_config('rtmp', 1, 'media_videojs');
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$url = new moodle_url('rtmp://example.com/fms&mp4:path/to/file.mp4');
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$t = $manager->embed_url($url);
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$this->assertNotContains('mediaplugin_videojs', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="rtmp://example.com/fms&mp4:path/to/file.mp4">file.mp4</a>~', $t);
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// RTMP enabled, flash enabled, rtmp/mp4 type expected.
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set_config('useflash', 1, 'media_videojs');
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set_config('rtmp', 1, 'media_videojs');
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$url = new moodle_url('rtmp://example.com/fms&mp4:path/to/file.mp4');
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$t = $manager->embed_url($url);
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$this->flash_plugin_engaged($t);
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$this->assertRegExp('~</video>~', $t);
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$this->assertRegExp('~<source src="rtmp://example.com/fms&mp4:path/to/file.mp4" type="rtmp/mp4"~', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="rtmp://example.com/fms&mp4:path/to/file.mp4">file.mp4</a>~', $t);
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// RTMP enabled, flash enabled, rtmp/flv type expected.
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set_config('useflash', 1, 'media_videojs');
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set_config('rtmp', 1, 'media_videojs');
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$url = new moodle_url('rtmp://example.com/fms&flv:path/to/file.flv');
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$t = $manager->embed_url($url);
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$this->flash_plugin_engaged($t);
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$this->assertRegExp('~</video>~', $t);
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$this->assertRegExp('~<source src="rtmp://example.com/fms&flv:path/to/file.flv" type="rtmp/flv"~', $t);
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$this->assertRegExp('~<a class="mediafallbacklink" href="rtmp://example.com/fms&flv:path/to/file.flv">file.flv</a>~', $t);
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}
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}
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