In wp.media.mixin, add ua and a compat map to separate and clarify browser detection and support. Leverage Underscore list iterators in isCompatible().

See #27389.



git-svn-id: https://develop.svn.wordpress.org/trunk@27542 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Scott Taylor 2014-03-14 20:25:31 +00:00
parent 9e6f811c2b
commit f2164771a7

View File

@ -307,69 +307,88 @@
}
},
ua: {
is : function (browser) {
var passes = false, ua = window.navigator.userAgent;
switch ( browser ) {
case 'oldie':
passes = ua.match(/MSIE [6-8]/gi) !== null;
break;
case 'ie':
passes = ua.match(/MSIE/gi) !== null;
break;
case 'ff':
passes = ua.match(/firefox/gi) !== null;
break;
case 'opera':
passes = ua.match(/OPR/) !== null;
break;
case 'safari':
passes = ua.match(/safari/gi) !== null && ua.match(/chrome/gi) === null;
break;
case 'chrome':
passes = ua.match(/safari/gi) && ua.match(/chrome/gi) !== null;
break;
}
return passes;
}
},
compat :{
'opera' : {
audio: ['ogg', 'wav'],
video: ['ogg', 'webm']
},
'chrome' : {
audio: ['ogg', 'mpeg', 'x-ms-wma'],
video: ['ogg', 'webm', 'mp4', 'm4v', 'mpeg']
},
'ff' : {
audio: ['ogg', 'mpeg'],
video: ['ogg', 'webm']
},
'safari' : {
audio: ['mpeg', 'wav'],
video: ['mp4', 'm4v', 'mpeg', 'x-ms-wmv', 'quicktime']
},
'ie' : {
audio: ['mpeg'],
video: ['mp4', 'm4v', 'mpeg']
}
},
isCompatible: function ( media ) {
if ( ! media.find( 'source' ).length ) {
return false;
}
var ua = window.navigator.userAgent.toLowerCase(),
ff, chrome, opera, safari,
isIE = ua.match(/MSIE/gi) !== null,
isOpera = window.navigator.userAgent.match(/OPR/) !== null,
isOldIE = ua.match(/MSIE [6-8]/gi) !== null,
isChrome = ua.match(/safari/gi) && ua.match(/chrome/gi) !== null,
isFirefox = ua.match(/firefox/gi) !== null,
isSafari = ua.match(/safari/gi) !== null && ua.match(/chrome/gi) === null;
var ua = this.ua, test = false, found = false, sources;
if ( isOldIE || isIE ) {
if ( ua.is( 'oldIE' ) ) {
return false;
}
if ( isOpera ) {
opera = false;
media.find( 'source' ).each(function (i, elem) {
if ( elem.type.match(/video\/(ogv|webm)/gi) !== null ||
( elem.type.match(/audio\/(ogg|wav)/gi) !== null ) ) {
opera = true;
}
});
sources = media.find( 'source' );
return opera;
} else if ( isChrome ) {
chrome = false;
media.find( 'source' ).each(function (i, elem) {
if ( elem.type.match(/video\/(mp4|m4v|mpeg|webm|ogg)/gi) !== null ||
elem.type.match(/audio\/(ogg|mpeg|x-ms-wma)/gi) !== null ) {
chrome = true;
}
});
_.find( this.compat, function (supports, browser) {
if ( ua.is( browser ) ) {
found = true;
_.each( sources, function (elem) {
var audio = new RegExp( 'audio\/(' + supports.audio.join('|') + ')', 'gi' ),
video = new RegExp( 'video\/(' + supports.video.join('|') + ')', 'gi' );
return chrome;
if ( elem.type.match( video ) !== null || elem.type.match( audio ) !== null ) {
test = true;
}
} );
}
} else if ( isFirefox ) {
ff = false;
media.find( 'source' ).each(function (i, elem) {
if ( elem.type.match(/video\/(ogg|webm)/gi) !== null ||
( elem.type.match(/audio\/(ogg|mpeg)/gi) !== null && -1 === elem.src.indexOf('.m4a') ) ) {
ff = true;
}
});
return test || found;
} );
return ff;
} else if ( isSafari ) {
safari = false;
media.find( 'source' ).each(function (i, elem) {
if ( elem.type.match(/video\/(mp4|m4v|mpeg|x-ms-wmv|quicktime)/gi) !== null ||
( elem.type.match(/audio\/(mpeg|wav)/gi) !== null ) ) {
safari = true;
}
});
return safari;
}
return false;
return test;
},
/**