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
|
// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import React from 'react';
import {FormattedMessage} from 'react-intl';
import Constants from 'utils/constants.jsx';
import * as PostUtils from 'utils/post_utils.jsx';
import * as TextFormatting from 'utils/text_formatting.jsx';
import * as Utils from 'utils/utils.jsx';
import {getSiteURL} from 'utils/url.jsx';
import {renderSystemMessage} from './system_message_helpers.jsx';
export default class PostMessageView extends React.Component {
static propTypes = {
options: React.PropTypes.object.isRequired,
post: React.PropTypes.object.isRequired,
emojis: React.PropTypes.object.isRequired,
enableFormatting: React.PropTypes.bool.isRequired,
mentionKeys: React.PropTypes.arrayOf(React.PropTypes.string).isRequired,
usernameMap: React.PropTypes.object.isRequired,
channelNamesMap: React.PropTypes.object.isRequired,
team: React.PropTypes.object.isRequired,
isLastPost: React.PropTypes.bool
};
shouldComponentUpdate(nextProps) {
if (!Utils.areObjectsEqual(nextProps.options, this.props.options)) {
return true;
}
if (nextProps.post.message !== this.props.post.message) {
return true;
}
if (nextProps.post.state !== this.props.post.state) {
return true;
}
if (nextProps.post.type !== this.props.post.type) {
return true;
}
// emojis are immutable
if (nextProps.emojis !== this.props.emojis) {
return true;
}
if (nextProps.enableFormatting !== this.props.enableFormatting) {
return true;
}
if (!Utils.areObjectsEqual(nextProps.mentionKeys, this.props.mentionKeys)) {
return true;
}
// Don't check if props.usernameMap changes since it is very large and inefficient to do so.
// This mimics previous behaviour, but could be changed if we decide it's worth it.
// The same choice (and reasoning) is also applied to the this.props.channelNamesMap.
return false;
}
renderDeletedPost() {
return (
<p>
<FormattedMessage
id='post_body.deleted'
defaultMessage='(message deleted)'
/>
</p>
);
}
renderEditedIndicator() {
if (!PostUtils.isEdited(this.props.post)) {
return null;
}
return (
<span className='post-edited-indicator'>
<FormattedMessage
id='post_message_view.edited'
defaultMessage='(edited)'
/>
</span>
);
}
render() {
if (this.props.post.state === Constants.POST_DELETED) {
return this.renderDeletedPost();
}
if (!this.props.enableFormatting) {
return <span>{this.props.post.message}</span>;
}
const options = Object.assign({}, this.props.options, {
emojis: this.props.emojis,
siteURL: getSiteURL(),
mentionKeys: this.props.mentionKeys,
usernameMap: this.props.usernameMap,
channelNamesMap: this.props.channelNamesMap,
team: this.props.team
});
const renderedSystemMessage = renderSystemMessage(this.props.post, options);
if (renderedSystemMessage) {
return <div>{renderedSystemMessage}</div>;
}
return (
<div>
<span
id={this.props.isLastPost ? 'lastPostMessageText' : null}
className='post-message__text'
onClick={Utils.handleFormattedTextClick}
dangerouslySetInnerHTML={{__html: TextFormatting.formatText(this.props.post.message, options)}}
/>
{this.renderEditedIndicator()}
</div>
);
}
}
|
