npm install ejs
ejs.compile(str, options); // => Function ejs.render(str, options); // => str
var ejs = require(''), str = require('fs').readFileSync(__dirname + '/list.ejs', 'utf8');
var ret = ejs.render(str, {
names: ['foo', 'bar', 'baz']
});
console.log(ret);
<% if (names.length) { %>
<ul>
<% names.forEach(function(name){ %>
<li foo='<%= name + "'" %>'><%= name %></li>
<% }) %>
</ul>
<% } %>
var ejs = require('../')
, fs = require('fs')
, path = __dirname + '/functions.ejs'
, str = fs.readFileSync(path, 'utf8');
var users = [];
users.push({ name: 'Tobi', age: 2, species: 'ferret' })
users.push({ name: 'Loki', age: 2, species: 'ferret' })
users.push({ name: 'Jane', age: 6, species: 'ferret' })
var ret = ejs.render(str, {
users: users,
filename: path
});
console.log(ret);
<ul>
<% users.forEach(function(user){ %>
<% include user/show %>
<% }) %>
</ul>
<h1>Users</h1>
<% function user(user) { %>
<li><strong><%= user.name %></strong> is a <%= user.age %> year old <%= user.species %>.</li>
<% } %>
<ul>
<% users.map(user) %>
</ul>
<ul>
<% users.forEach(function(user){ %>
<% include user/show %>
<% }) %>
</ul>
var ejs = require('ejs');
ejs.open = '{{';
ejs.close = '}}';
ejs.filters.last = function(obj) {
return obj[obj.length - 1];
};
<p><%=: users | last %></p>
<html>
<head>
<script src="../ejs.js"></script>
<script id="users" type="text/template">
<% if (names.length) { %>
<ul>
<% names.forEach(function(name){ %>
<li><%= name %></li>
<% }) %>
</ul>
<% } %>
</script>
<script>
onload = function(){
var users = document.getElementById('users').innerHTML;
var names = ['loki', 'tobi', 'jane'];
var html = ejs.render(users, { names: names });
document.body.innerHTML = html;
}
</script>
</head>
<body>
</body>
</html>
<script id="test_list" type="text/html">
<%=
for(var i = 0, l = p.list.length; i < l; i++){
var stu = p.list[i];
=%>
<tr>
<td<%=if(i==0){=%> class="first"<%=}=%>><%==stu.name=%></td>
<td><%==stu.age=%></td>
<td><%==(stu.address || '')=%></td>
<tr>
<%=
}
=%>
</script>
$(function(){
var temp = new JTemp('test_list'),
html = temp.build(
{list:[
{name:'张三', age:13, address:'北京'},
{name:'李四', age:17, address:'天津'},
{name:'王五', age:13}
]});
$('table').html(html);
});
var JTemp = function(){
function Temp(htmlId, p){
p = p || {};//配置信息,大部分情况可以缺省
this.htmlId = htmlId;
this.fun;
this.oName = p.oName || 'p';
this.TEMP_S = p.tempS || '<%=';
this.TEMP_E = p.tempE || '=%>';
this.getFun();
}
Temp.prototype = {
getFun : function(){
var _ = this,
str = $('#' + _.htmlId).html();
if(!str) _.err('error: no temp!!');
var str_ = 'var ' + _.oName + '=this,f=\'\';',
s = str.indexOf(_.TEMP_S),
e = -1,
p,
sl = _.TEMP_S.length,
el = _.TEMP_E.length;
for(;s >= 0;){
e = str.indexOf(_.TEMP_E);
if(e < s) alert(':( ERROR!!');
str_ += 'f+=\'' + str.substring(0, s) + '\';';
p = _.trim(str.substring(s+sl, e));
if(p.indexOf('=') !== 0){//js语句
str_ += p;
}else{//普通语句
str_ += 'f+=' + p.substring(1) + ';';
}
str = str.substring(e + el);
s = str.indexOf(_.TEMP_S);
}
str_ += 'f+=\'' + str + '\';';
str_ = str_.replace(/\n/g, '');//处理换行
var fs = str_ + 'return f;';
this.fun = Function(fs);
},
build : function(p){
return this.fun.call(p);
},
err : function(s){
alert(s);
},
trim : function(s){
return s.trim?s.trim():s.replace(/(^\s*)|(\s*$)/g,"");
}
};
return Temp;
}();
var Step = require('../../libs/step'),
_c = require('./utils/utils'),
fs = require('fs'),
ejs = require('ejs'),
connect = require('connect');
exports.loadSite = function(request, response){
var siteRoot = 'C:/代码存档/sites/a.com.cn';
// _c.log(request.headers.host);
var url = request.url;
// 如果有 html 的则是动态网页,否则为静态内容
if(url == '/' || ~url.indexOf('/?') || url.indexOf('.asp') != -1 || url[url.length - 1] == '/'){
var tplPath;
if(url == '/' || ~url.indexOf('/?') || url[url.length - 1] == '/'){
// 默认 index.html
tplPath = siteRoot + request.url + 'default.asp';
}else{
tplPath = siteRoot + request.url.replace(/\?.*$/i,''); // 只需要文件名
}
// 从文件加载模板
Step(function(){
_c.log('加载模板:' + tplPath);
fs.exists(tplPath, this);
}, function(path_exists){
if(path_exists === true)fs.readFile(tplPath, "utf8", this);
else if(path_exists === false) response.end404(request.url);
else response.end500('文件系统异常', '');
},function(err, tpl){
var bigfootUrl, cssUrl, projectState = 0; // 0 = localhot/ 1 = Test Server / 2 = Deployed
switch(projectState){
case 0:
bigfootUrl = "http://127.0.0.1/bigfoot/";
cssUrl = "http://127.0.0.1/lessService/?isdebug=true";
break;
case 1:
bigfootUrl = "http://112.124.13.85:8080/static/";
cssUrl = "/asset/style/";
break;
case 2:
bigfootUrl = "http://localhost:8080/bigfoot/";
break;
}
var sitePath = request.getLevelByUrl(require(siteRoot + '/public/struct')),
first = sitePath[0];
var htmlResult = ejs.render(tpl, {
filename : tplPath,
bigfootUrl: bigfootUrl,
cssUrl : cssUrl,
projectState: projectState,
query_request: request.toJSON(),
request: request,
config: require(siteRoot + '/public/config'),
struct: require(siteRoot + '/public/struct'),
sitePath : sitePath,
firstLevel : first
});
// _c.log(first.children.length)
response.end200(htmlResult);
});
}else{
connect.static(siteRoot)(request, response, function(){
// if not found...
response.writeHead(404, {'Content-Type': 'text/html'});
response.end('404');
});
}
}
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