diff options
Diffstat (limited to 'src/js/plyr.js')
| -rw-r--r-- | src/js/plyr.js | 143 |
1 files changed, 69 insertions, 74 deletions
diff --git a/src/js/plyr.js b/src/js/plyr.js index d04972a8..81cd6f15 100644 --- a/src/js/plyr.js +++ b/src/js/plyr.js @@ -817,12 +817,9 @@ // Inject the container if (!_getElement(config.selectors.captions)) { - plyr.videoContainer.insertAdjacentHTML('afterbegin', '<div class="' + _getClassname(config.selectors.captions) + '"><span></span></div>'); + plyr.videoContainer.insertAdjacentHTML('afterbegin', '<div class="' + _getClassname(config.selectors.captions) + '"></div>'); } - // Cache selector - plyr.captionsContainer = _getElement(config.selectors.captions).querySelector('span'); - // Determine if HTML5 textTracks is supported plyr.usingTextTracks = false; if (plyr.media.textTracks) { @@ -870,14 +867,12 @@ _showCaptions(plyr); // Disable unsupported browsers than report false positive + // Firefox bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1033144 if ((plyr.browser.name === 'IE' && plyr.browser.version >= 10) || (plyr.browser.name === 'Firefox' && plyr.browser.version >= 31)) { - // || - //(plyr.browser.name === 'Chrome' && plyr.browser.version >= 43) || - //(plyr.browser.name === 'Safari' && plyr.browser.version >= 7)) { // Debugging - _log('Detected unsupported browser for HTML5 captions - using fallback'); + _log('Detected browser with known TextTrack issues - using manual fallback'); // Set to false so skips to 'manual' captioning plyr.usingTextTracks = false; @@ -893,20 +888,12 @@ if (track.kind === 'captions' || track.kind === 'subtitles') { _on(track, 'cuechange', function() { - console.log('cuechange'); - console.log(this); - - // Clear container - plyr.captionsContainer.innerHTML = ''; - // Display a cue, if there is one if (this.activeCues[0] && 'text' in this.activeCues[0]) { - console.log(this.activeCues[0].getCueAsHTML()); - - plyr.captionsContainer.appendChild(this.activeCues[0].getCueAsHTML()); - - // Force redraw - var redraw = plyr.captionsContainer.offsetHeight; + _setCaption(this.activeCues[0].getCueAsHTML()); + } + else { + _setCaption(); } }); } @@ -955,25 +942,72 @@ xhr.send(); } } + } + } - // If Safari 7+, removing track from DOM [see 'turn off native caption rendering' above] - /*if (plyr.browser.name === 'Safari' && plyr.browser.version >= 7) { - _log('Safari 7+ detected; removing track from DOM'); + // Set the current caption + function _setCaption(caption) { + var container = _getElement(config.selectors.captions), + content = document.createElement('span'); - // Find all <track> elements - tracks = plyr.media.getElementsByTagName('track'); + // Empty the container + container.innerHTML = ''; - // Loop through and remove one by one - for (var t = 0; t < tracks.length; t++) { - plyr.media.removeChild(tracks[t]); - } - }*/ + // Default to empty + if(typeof caption === 'undefined') { + caption = ''; } + + // Set the span content + if(typeof caption === 'string') { + content.innerHTML = caption.trim(); + } + else { + content.appendChild(caption); + } + + // Set new caption text + container.appendChild(content); + + // Force redraw + var redraw = container.offsetHeight; } // Captions functions // Seek the manual caption time and update UI function _seekManualCaptions(time) { + // Utilities for caption time codes + function _timecodeCommon(tc, pos) { + var tcpair = []; + tcpair = tc.split(' --> '); + for(var i = 0; i < tcpair.length; i++) { + // WebVTT allows for extra meta data after the timestamp line + // So get rid of this if it exists + tcpair[i] = tcpair[i].replace(/(\d+:\d+:\d+\.\d+).*/, "$1"); + } + return _subTcSecs(tcpair[pos]); + } + function _timecodeMin(tc) { + return _timecodeCommon(tc, 0); + } + function _timecodeMax(tc) { + return _timecodeCommon(tc, 1); + } + function _subTcSecs(tc) { + if (tc === null || tc === undefined) { + return 0; + } + else { + var tc1 = [], + tc2 = [], + seconds; + tc1 = tc.split(','); + tc2 = tc1[0].split(':'); + seconds = Math.floor(tc2[0]*60*60) + Math.floor(tc2[1]*60) + Math.floor(tc2[2]); + return seconds; + } + } + // If it's not video, or we're using textTracks, bail. if (plyr.usingTextTracks || plyr.type !== 'video' || !plyr.supported.full) { return; @@ -1005,25 +1039,12 @@ plyr.media.currentTime.toFixed(1) <= _timecodeMax(plyr.captions[plyr.subcount][0])) { plyr.currentCaption = plyr.captions[plyr.subcount][1]; - // Trim caption text - var content = plyr.currentCaption.trim(); - - // Render the caption (only if changed) - if (plyr.captionsContainer.innerHTML != content) { - // Empty caption - // Otherwise NVDA reads it twice - plyr.captionsContainer.innerHTML = ''; - - // Set new caption text - plyr.captionsContainer.innerHTML = content; - } + // Render the caption + _setCaption(plyr.currentCaption); } else { - plyr.captionsContainer.innerHTML = ''; + _setCaption(''); } - - // Force redraw - // var redraw = plyr.captionsContainer.offsetHeight; } // Display captions container and button (for initialization) @@ -1041,32 +1062,6 @@ } } - // Utilities for caption time codes - function _timecodeMin(tc) { - var tcpair = []; - tcpair = tc.split(' --> '); - return _subTcSecs(tcpair[0]); - } - function _timecodeMax(tc) { - var tcpair = []; - tcpair = tc.split(' --> '); - return _subTcSecs(tcpair[1]); - } - function _subTcSecs(tc) { - if (tc === null || tc === undefined) { - return 0; - } - else { - var tc1 = [], - tc2 = [], - seconds; - tc1 = tc.split(','); - tc2 = tc1[0].split(':'); - seconds = Math.floor(tc2[0]*60*60) + Math.floor(tc2[1]*60) + Math.floor(tc2[2]); - return seconds; - } - } - // Find all elements function _getElements(selector) { return plyr.container.querySelectorAll(selector); @@ -2444,7 +2439,7 @@ if (config.fullscreen.hideControls) { // Keep an eye on the mouse location in relation to controls - _on(plyr.controls, 'mouseenter mouseleave', function() { + _on(plyr.controls, 'mouseenter mouseleave', function(event) { plyr.controls.mouseover = (event.type === 'mouseenter'); }); } @@ -2465,7 +2460,7 @@ _on(plyr.media, 'ended', function() { // Clear if (plyr.type === 'video') { - plyr.captionsContainer.innerHTML = ''; + _setCaption(''); } // Reset UI |