-
Notifications
You must be signed in to change notification settings - Fork 2
/
index.js
52 lines (41 loc) · 1.32 KB
/
index.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
'use strict';
var nunjucks = require('nunjucks');
var path = require('path');
function getQueryString(self, name) {
var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
var r = self.query.substr(1).match(reg);
if (r != null) return unescape(r[2]); return null;
}
module.exports = function(source) {
this.cacheable && this.cacheable();
var self = this;
//替换成绝对路径
source = source.replace(/{%[ ]+extends[ ]+(.*?)[ ]+%}/g, function(match, value) {
var value = value.substring(1, value.length-1);
var flag = value.substring(0, 1);
//不是相对路径,就不做替换了
if(flag!== '.' && flag!== '/') {
return match;
}
if(value.indexOf('/') === 0) {
value = value.substring(1);
}
value = (path.resolve(self.context, value));
return '{% extends "' + value + '" %}';
});
try {
var key = self['resourcePath'];
var data = getQueryString(self, 'data');
var renderData = {};
if(data) {
data = JSON.parse(data);
if(data[key]) {
renderData = data[key];
}
}
return nunjucks.renderString(source, renderData);
} catch(e) {
console.error("nunjucks-loader:" + e);
throw e;
}
}