html2js

#!/usr/bin/env node
//noinspection JSUnresolvedFunction,JSUnresolvedVariable
/**
 * Generate xtemplate function by xtemplate file using kissy xtemplate.
 * @author yiminghe@gmail.com
 */

var program = require('./lib/commander');
var _ = require('lodash');
var exec = require('child_process').exec;
program
		.option('-prefix --prefix', 'prefix')
    .option('-p, --package-path <packagePath>', 'Set kissy package path')
    .option('-e, --encoding [encoding]', 'Set xtemplate file encoding', 'utf-8')
    .option('-w, --watch', 'Watch xtemplate file change')
    .parse(process.argv);

var chokidar = require('chokidar'),
/*jshint camelcase: false*/
    jsBeautify = require('js-beautify').js_beautify,
    fs = require('fs'),
    path = require('path'),
    packagePath = program.packagePath,
    encoding = program.encoding,
    cwd = process.cwd();

packagePath = path.resolve(cwd, packagePath);

var tplTop = 'KISSY.add(function(S) {\n';

var tplBototm = '}, {requires: ["kloud/vendor/angular/angular"]});';

var tpl = 
'angular.module(\'<%= templateUrl %>\', []).run(["$templateCache", function($templateCache) { ' +
	'$templateCache.put(\'<%= templateUrl %>\', \'<%= html %>\');\n' +
'}]);\n';

var moduleTpl = 
'angular.module("<%= tplModuleName %>", <%= modules %>)'

function normalizeSlash(str) {
    return str.replace(/\\/g, '/');
}

var escapeContent = function(content, quoteChar, indentString) {
  var bsRegexp = new RegExp('\\\\', 'g');
  var quoteRegexp = new RegExp('\\' + quoteChar, 'g');
  var nlReplace = '\\n' + quoteChar + ' +\n' + indentString + indentString + quoteChar;
  return content.replace(bsRegexp, '\\\\').replace(quoteRegexp, '\\' + quoteChar).replace(/\r?\n/g, nlReplace);
};

function processFile(filepath) {
	var modulePath;

	var file = fs.readFileSync(filepath, {encoding: 'utf8'});
	//file = file.replace(/\'/g, "\\\'").replace(/\"/g, "\\\"").replace(/\\s*|\t|\r|\n/g, "");
	file = file.replace(/>(\n|\s)*\</g, '><').replace(/\'/g, "\\\'").replace(/\"/g, "\\\"");
	var script = _.template(tpl)({
		templateUrl: path.basename(filepath),
		html: file
	});
	
	return myJsBeautify(script);
}

function myJsBeautify(str) {
  var opts = {
    'indent_size': '4',
    'indent_char': ' ',
    'preserve_newlines': true,
    'brace_style': 'collapse',
    'keep_array_indentation': false,
    'space_after_anon_function': true
  };
  return jsBeautify(str, opts);
}

function generateTplJS(packagePath) {
	
	var fileArray = fs.readdirSync(packagePath);
	
	var script = tplTop;
	
	fileArray.forEach(function(file) {
		script += processFile(packagePath + '/' + file);
	});
	
	script += _.template(moduleTpl)({
		tplModuleName: 'uc.tpl',
		modules: JSON.stringify(fileArray)
	});
	
	script += tplBototm;
	
	fs.writeFileSync('tpl.js', script);
}

fs.watch(packagePath, function(event, file) {
	console.log('file changed, generating tpl.js');
	generateTplJS(packagePath);
});