nobuhito/index.js

## index.js
// based on http://shimz.me/blog/node-js/2690
var scriptName = 'index.js';
var separator  = '___DATA___';
var http = require('http'),
    url  = require('url'),
    path = require('path'),
    fs   = require('fs'),
    port = process.argv[2] || 8888;

http.createServer(function(request, response) {
    var Response = {
        '200': function(file, filename) {
            var extname = path.extname(filename);
            var header = {
                'Access-Control-Allow-Origin': "*",
                'Pragma': "no-cache",
                'Cache-Control': "no-cache"
            };
            response.writeHead(200, header);
            response.write(file, "binary");
            response.end();
        },
        '404': function() {
            response.writeHead(404, {'Content-Type': "text/plain"});
            response.write("404 Not Found\n");
            response.end();
        },
        '500': function(err) {
            response.writeHead(500, {'Content-Type': "text/plain"});
            response.write(err + "\n");
            response.end();
        }
    };

    var uri = url.parse(request.url).pathname;
    var filename = path.join(process.cwd(), uri);
    fs.exists(filename, function(exists) {
        if (!exists) { Response["404"](); return; }

        if (fs.statSync(filename).isDirectory()) {
            // index.htmlがある場合はindex.htmlを表示し、それ以外はファイル一覧を表示
            // like a Apache DirectoryIndex
            var files = fs.readdirSync(filename);
            if (files.indexOf('index.html') == -1) {
                var html = getDirectoryIndex(files);
                Response["200"](html, 'auto');
            };

            filename += '/index.html';
        }

        fs.readFile(filename, "binary", function(err, file) {
            if (err) { Response["500"](err); return; }
            Response["200"](file, filename);
        });
    });

}).listen(parseInt(port, 10));

console.log("server running at http://localhost:" + port);

function getDirectoryIndex(files) {
    var content = "<ul>\n";
    for (var i=0; i<files.length; i++) {
        content += "<li>";
        content += "<a href=\"" + request.url + files[i] + "\">" + files[i] + "</a>";
        content += "</li>\n";
    }
    content += "</ul>";
    var html = getHtml(content);
}

function getHtml(content) {
    // TODO: 自分自身は自動的に拾いたい
    var data = fs.readFileSync(path.join(process.cwd(), scriptName));
    var lines = data.toString().replace(/\r/g, '').split("\n");
    var template= '';
    var start = 0;
    for (var i=0; i<lines.length; i++) {
        var line = lines[i];
        if (line == separator) { start = 1; continue; }
        if (start == 1) {
            template += line + "\n";
        }
    }
    return template.replace('*/', '').replace(/%%content%%/, content);
}

/*
___DATA___
<html>
<head>
</head>
<body>
%%content%%
</body>
</html>
*/
	// based on http://shimz.me/blog/node-js/2690
	var scriptName = 'index.js';
	var separator = '___DATA___';
	var http = require('http'),
	url = require('url'),
	path = require('path'),
	fs = require('fs'),
	port = process.argv[2] \|\| 8888;

	http.createServer(function(request, response) {
	var Response = {
	'200': function(file, filename) {
	var extname = path.extname(filename);
	var header = {
	'Access-Control-Allow-Origin': "*",
	'Pragma': "no-cache",
	'Cache-Control': "no-cache"
	};
	response.writeHead(200, header);
	response.write(file, "binary");
	response.end();
	},
	'404': function() {
	response.writeHead(404, {'Content-Type': "text/plain"});
	response.write("404 Not Found\n");
	response.end();
	},
	'500': function(err) {
	response.writeHead(500, {'Content-Type': "text/plain"});
	response.write(err + "\n");
	response.end();
	}
	};

	var uri = url.parse(request.url).pathname;
	var filename = path.join(process.cwd(), uri);
	fs.exists(filename, function(exists) {
	if (!exists) { Response["404"](); return; }

	if (fs.statSync(filename).isDirectory()) {
	// index.htmlがある場合はindex.htmlを表示し、それ以外はファイル一覧を表示
	// like a Apache DirectoryIndex
	var files = fs.readdirSync(filename);
	if (files.indexOf('index.html') == -1) {
	var html = getDirectoryIndex(files);
	Response["200"](html, 'auto');
	};

	filename += '/index.html';
	}

	fs.readFile(filename, "binary", function(err, file) {
	if (err) { Response["500"](err); return; }
	Response["200"](file, filename);
	});
	});

	}).listen(parseInt(port, 10));

	console.log("server running at http://localhost:" + port);

	function getDirectoryIndex(files) {
	var content = "<ul>\n";
	for (var i=0; i<files.length; i++) {
	content += "<li>";
	content += "<a href=\"" + request.url + files[i] + "\">" + files[i] + "</a>";
	content += "</li>\n";
	}
	content += "</ul>";
	var html = getHtml(content);
	}

	function getHtml(content) {
	// TODO: 自分自身は自動的に拾いたい
	var data = fs.readFileSync(path.join(process.cwd(), scriptName));
	var lines = data.toString().replace(/\r/g, '').split("\n");
	var template= '';
	var start = 0;
	for (var i=0; i<lines.length; i++) {
	var line = lines[i];
	if (line == separator) { start = 1; continue; }
	if (start == 1) {
	template += line + "\n";
	}
	}
	return template.replace('*/', '').replace(/%%content%%/, content);
	}

	/*
	___DATA___
	<html>
	<head>
	</head>
	<body>
	%%content%%
	</body>
	</html>
	*/