1 files changed, 106 insertions, 0 deletions
diff --git a/build/release/cdn.js b/build/release/cdn.js
new file mode 100644
index 000000000..ebca6bad6
--- /dev/null
+++ b/build/release/cdn.js
@@ -0,0 +1,106 @@
+var
+	fs = require( "fs" ),
+	shell = require( "shelljs" ),
+
+	cdnFolder = "dist/cdn",
+
+	devFile = "dist/jquery.js",
+	minFile = "dist/jquery.min.js",
+	mapFile = "dist/jquery.min.map",
+
+	releaseFiles = {
+		"jquery-VER.js": devFile,
+		"jquery-VER.min.js": minFile,
+		"jquery-VER.min.map": mapFile
+	},
+
+	googleFilesCDN = [
+		"jquery.js", "jquery.min.js", "jquery.min.map"
+	],
+
+	msFilesCDN = [
+		"jquery-VER.js", "jquery-VER.min.js", "jquery-VER.min.map"
+	];
+
+/**
+ * Generates copies for the CDNs
+ */
+function makeReleaseCopies( Release ) {
+	shell.mkdir( "-p", cdnFolder );
+
+	Object.keys( releaseFiles ).forEach(function( key ) {
+		var text,
+			builtFile = releaseFiles[ key ],
+			unpathedFile = key.replace( /VER/g, Release.newVersion ),
+			releaseFile = cdnFolder + "/" + unpathedFile;
+
+		if ( /\.map$/.test( releaseFile ) ) {
+			// Map files need to reference the new uncompressed name;
+			// assume that all files reside in the same directory.
+			// "file":"jquery.min.js","sources":["jquery.js"]
+			text = fs.readFileSync( builtFile, "utf8" )
+				.replace( /"file":"([^"]+)","sources":\["([^"]+)"\]/,
+					"\"file\":\"" + unpathedFile.replace( /\.min\.map/, ".min.js" ) +
+					"\",\"sources\":[\"" + unpathedFile.replace( /\.min\.map/, ".js" ) + "\"]" );
+			fs.writeFileSync( releaseFile, text );
+		} else if ( /\.min\.js$/.test( releaseFile ) ) {
+			// Remove the source map comment; it causes way too many problems.
+			// Keep the map file in case DevTools allow manual association.
+			text = fs.readFileSync( builtFile, "utf8" )
+				.replace( /\/\/# sourceMappingURL=\S+/, "" );
+			fs.writeFileSync( releaseFile, text );
+		} else if ( builtFile !== releaseFile ) {
+			shell.cp( "-f", builtFile, releaseFile );
+		}
+	});
+}
+
+function makeArchive( Release, cdn, files ) {
+	if ( Release.preRelease ) {
+		console.log( "Skipping archive creation for " + cdn + "; this is a beta release." );
+		return;
+	}
+
+	console.log( "Creating production archive for " + cdn );
+
+	var archiver = require( "archiver" )( "zip" ),
+		md5file = cdnFolder + "/" + cdn + "-md5.txt",
+		output = fs.createWriteStream(
+			cdnFolder + "/" + cdn + "-jquery-" + Release.newVersion + ".zip"
+		);
+
+	output.on( "error", function( err ) {
+		throw err;
+	});
+
+	archiver.pipe( output );
+
+	files = files.map(function( item ) {
+		return cdnFolder + "/" + item.replace( /VER/g, Release.newVersion );
+	});
+
+	shell.exec( "md5sum", files, function( code, stdout ) {
+		fs.writeFileSync( md5file, stdout );
+		files.push( md5file );
+
+		files.forEach(function( file ) {
+			archiver.append( fs.createReadStream( file ), { name: file } );
+		});
+
+		archiver.finalize();
+	});
+}
+
+function buildGoogleCDN( Release ) {
+	makeArchive( Release, "googlecdn", googleFilesCDN );
+}
+
+function buildMicrosoftCDN( Release ) {
+	makeArchive( Release, "mscdn", msFilesCDN );
+}
+
+module.exports = {
+	makeReleaseCopies: makeReleaseCopies,
+	buildGoogleCDN: buildGoogleCDN,
+	buildMicrosoftCDN: buildMicrosoftCDN
+};