/
CustomFileInput.js
127 lines (107 loc) · 2.69 KB
/
CustomFileInput.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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { mapToCssModules } from './utils';
const propTypes = {
className: PropTypes.string,
id: PropTypes.oneOfType([PropTypes.string, PropTypes.number]).isRequired,
label: PropTypes.node,
valid: PropTypes.bool,
invalid: PropTypes.bool,
bsSize: PropTypes.string,
htmlFor: PropTypes.string,
cssModule: PropTypes.object,
onChange: PropTypes.func,
children: PropTypes.oneOfType([
PropTypes.node,
PropTypes.array,
PropTypes.func
]),
innerRef: PropTypes.oneOfType([
PropTypes.object,
PropTypes.string,
PropTypes.func
])
};
class CustomFileInput extends React.Component {
constructor(props) {
super(props);
this.state = {
files: null
};
this.onChange = this.onChange.bind(this);
}
onChange(e) {
let input = e.target;
let { onChange } = this.props;
let files = this.getSelectedFiles(input);
if (typeof onChange === "function") {
onChange(...arguments);
}
this.setState({ files });
}
getSelectedFiles(input) {
let { multiple } = this.props;
if (multiple && input.files) {
let files = [].slice.call(input.files);
return files.map(file => file.name).join(", ");
}
if (input.value.indexOf("fakepath") !== -1) {
let parts = input.value.split("\\");
return parts[parts.length - 1];
}
return input.value;
}
render() {
const {
className,
label,
valid,
invalid,
cssModule,
children,
bsSize,
innerRef,
htmlFor,
type,
onChange,
dataBrowse,
hidden,
...attributes
} = this.props;
const customClass = mapToCssModules(
classNames(className, `custom-file`),
cssModule
);
const validationClassNames = mapToCssModules(
classNames(invalid && "is-invalid", valid && "is-valid"),
cssModule
);
const labelHtmlFor = htmlFor || attributes.id;
const { files } = this.state;
return (
<div className={customClass} hidden={hidden || false}>
<input
type="file"
{...attributes}
ref={innerRef}
className={classNames(
validationClassNames,
mapToCssModules("custom-file-input", cssModule)
)}
onChange={this.onChange}
/>
<label
className={mapToCssModules("custom-file-label", cssModule)}
htmlFor={labelHtmlFor}
data-browse={dataBrowse}
>
{files || label || "Choose file"}
</label>
{children}
</div>
);
}
}
CustomFileInput.propTypes = propTypes;
export default CustomFileInput;