Toolkit for CreateJSから出力されたファイルを、○○_manifest.jsとして出力する。

Gruntfile.js

'use strict';

module.exports = function(grunt) {

	var setting = {
		//CreateJS パブリッシュボタンを押した際に出力されるディレクトリ
		cjsout : 'fla/html/',
		
		//JSのコーディングなどを行うディレクトリ
		work : 'work/',

		//CreateJSから出力されるファイル（glob形式・拡張子なし）
		files : 'challenge',

		// jpegに変換する画像ファイル（正規表現）
		img_jpeg : [],

		// 使用しない画像ファイル（正規表現）
		img_ignore : [/^guide_.*$/]
	};
	grunt.initConfig({
		watch: {
			files: [setting.cjsout + setting.files + '.html'],
			tasks: 'work'
		},
		clean : {
			workpre : [
				setting.work + 'js/' + setting.files + '.js',
				setting.work + 'js/' + setting.files + '_manifest.js',
				setting.work + 'img/cjs/*'
			],
			workpost : [
				setting.cjsout + setting.files + '.js',
				setting.cjsout + 'images/'
			]
		},
		copy : {
			work: {
				files: [
					{　expand: true,　flatten: true,　filter: 'isFile',　src: [setting.cjsout + setting.files + '.js'],　dest: setting.work + 'js/'　}
				]
			}
		},
		manifest : {
			work : {}
		},
		imgcopy : {
			work : {}
		}
	});
	grunt.registerTask('cjsout_check', function() {
		var done = this.async();
		done(grunt.file.isDir(setting.cjsout + 'images'));
	});
	grunt.registerMultiTask('imgcopy', '', function() {
		var expandFiles = grunt.file.expand(setting.cjsout + 'images/*');
		var i, j;
		var convertCommands = [];
		var convertCommandIndex = 0;

		if (!grunt.file.isDir(setting.work + 'img')) {
			grunt.file.mkdir(setting.work + 'img');
		}
		if (!grunt.file.isDir(setting.work + 'img/cjs')) {
			grunt.file.mkdir(setting.work + 'img/cjs');
		}
		for (var i=0; i<expandFiles.length; i++) {
			var paths = expandFiles[i].split('/');
			var filename = paths[paths.length - 1];
			var filetype = 0;
			setting.img_jpeg.forEach(function(v) {
				if (filename.match(new RegExp(v))) { filetype = 1; }
			});
			setting.img_ignore.forEach(function(v) {
				if (filename.match(new RegExp(v))) { filetype = 2; }
			});
			switch (filetype) {
				case 0:
					grunt.file.copy(expandFiles[i], setting.work + 'img/cjs/' + filename);
					break;
				case 1:
					var filename2 = filename.substr(0, filename.length - 4);
					var convertCommand = 'sips -s format jpeg ' + expandFiles[i] + ' --out ' + setting.work + 'img/cjs/' + filename2 + '.jpg';
					convertCommands.push(convertCommand);
					break;
			}
		}
		if (0 < convertCommands.length) {
			var done = this.async();
			var exec = require('child_process').exec;
			var options = {};
			var callback = function(error, stdout, stderr) {
				if (error) {
					console.log('ERR', error, stderr);
					done(false);
				} else {
					console.log(stdout);
					convertCommandIndex++;
					if (convertCommandIndex < convertCommands.length) {
						exec(convertCommands[convertCommandIndex], options, callback);
					} else {
						done();
					}
				}
			};
			exec(convertCommands[convertCommandIndex], options, callback);
		}
	});
	grunt.registerMultiTask('manifest', '', function() {
		var fs = require('fs');

		var expandFiles = grunt.file.expand(setting.cjsout + setting.files + '.html');
		console.log(expandFiles);

		for (var i=0; i<expandFiles.length; i++) {

			var htmlpaths = expandFiles[i].split('/');
			var htmlfilename = htmlpaths[htmlpaths.length - 1];

			var fd = fs.openSync(expandFiles[i], 'r');
			var stat = fs.statSync(expandFiles[i]);
			var bytes = fs.readSync(fd, stat.size, 0, 'utf-8');
			var fileContent = bytes[0];
			fs.closeSync(fd);

			var lines = fileContent.split("\n");
			var startIndex = 0;
			var endIndex = 0;
			var searchIndex = 0;
			var j;

			for (j=0; j<lines.length; j++) {
				if (startIndex === 0) {
					var startFindIndex = lines[j].indexOf('var manifest = [');
					if (-1 != startFindIndex) {
						startIndex = searchIndex + startFindIndex;
					}
				} else if (endIndex === 0) {
					var endFindIndex = lines[j].indexOf('];');
					if (-1 != endFindIndex) {
						endIndex = searchIndex + endFindIndex;
						break;
					}
				}
				searchIndex += lines[j].length + 1;
			}
			// manifestが検出できたのでファイル作成。
			if (startIndex != 0 && endIndex != 0) {
				var str = fileContent.substr(startIndex, endIndex - startIndex + 2);
				str = str.replace(/\t/g, '');
				str = str.replace(/src:"images\//g, 'src:"img/cjs/');

				var strLines = str.split("\n");
				var saveLines = [];

				for (j=0; j<strLines.length; j++) {
					if (strLines[j].indexOf('{src:"img/cjs/') == 0) {
						var filenameLast = strLines[j].indexOf('"', 14);
						var filename = strLines[j].substr(14, filenameLast - 14);
						var filetype = 0;

						setting.img_jpeg.forEach(function(v) {
							if (filename.match(new RegExp(v))) { filetype = 1; }
						});
						setting.img_ignore.forEach(function(v) {
							if (filename.match(new RegExp(v))) { filetype = 2; }
						});
						switch (filetype) {
							case 0:
								saveLines.push(strLines[j]);
								break;
							case 1:
								var filename2 = filename.substr(0, filename.length - 4);
								saveLines.push(
									'{src:"img/cjs/' + filename2 + '.jpg' + strLines[j].substr(14 + filename.length)
								);
								break;
						}
					} else {
						saveLines.push(strLines[j]);
					}
				}
				saveLines.forEach(function(v) {
					console.info(v);
				});
				var fd = fs.openSync(setting.work + 'js/' + htmlfilename.substr(0, htmlfilename.length - 5) + '_manifest.js', 'w+');
				fs.writeSync(fd, saveLines.join("\n"), 0, 'ascii');
				fs.closeSync(fd);
			}

		}
	});
	grunt.loadNpmTasks('grunt-contrib-clean');
	grunt.loadNpmTasks('grunt-contrib-copy');
	grunt.loadNpmTasks('grunt-contrib-watch');

	// CreateJS -> workディレクトリへの組み込み
	grunt.registerTask('work', [
		'cjsout_check',
		'clean:workpre',
		'copy:work',
		'manifest:work',
		'imgcopy:work',
		'clean:workpost'
	]);
	grunt.registerTask('default', 'watch');
};