node获取文件夹中图片或文件夹

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
53
54
55
56
57
58
59
60
61
62
63
64
65
var fs = require("fs");
//引用imageinfo模块
var image = require("imageinfo");
function readFileList(path, filesList) {
var files = fs.readdirSync(path);
files.forEach(function (itm, index) {
var stat = fs.statSync(path + itm);
if (stat.isDirectory()) {
//递归读取文件
readFileList(path + itm + "/", filesList)
} else {
var obj = {};//定义一个对象存放文件的路径和名字
obj.path = path;//路径
obj.filename = itm//名字
filesList.push(obj);
}
})
}
// 自己改进的
function readSubFileList(path, filesList) {
var files = fs.readdirSync(path);
files.forEach(function (itm, index) {
var stat = fs.statSync(path + itm);
if (stat.isDirectory()) {
//递归读取文件
var obj = {};
obj.path = itm;
obj.filename = [];
filesList.push(obj);
readSubFileList(path + itm + "/", obj.filename)
} else {
不是文件夹就存进obj.filename|filesList
filesList.push(itm) //名字
}
})
}
var getFiles = {
//获取文件夹下的所有文件
getFileList: function (path) {
var filesList = [];
readFileList(path, filesList);
return filesList;
},
getSubFileList:function (path) {
var filesList = [];
readSubFileList(path, filesList);
return filesList;
},
//获取文件夹下的所有图片
getImageFiles: function (path) {
var imageList = [];
this.getFileList(path).forEach((item) => {
var ms = image(fs.readFileSync(item.path + item.filename));
ms.mimeType && (imageList.push(item.filename))
});
return imageList;
},
//获取文件夹下所有非图片的文件 2018年8月18日 19:15:13更新
getTxtList: function (path) {
return this.getFileList(path).filter((item) => {
var ms = image(fs.readFileSync(item.path + item.filename));
return !ms.mimeType
});
}
};