Merge pull request #1327 from florianorben/PLT-857-2

PLT-857: Support `attachments` for Incoming Webhooks

4 files changed, 387 insertions, 0 deletions

diff --git a/web/react/components/post_attachment.jsx b/web/react/components/post_attachment.jsx
new file mode 100644
index 000000000..2d6b47f03
--- /dev/null
+++ b/web/react/components/post_attachment.jsx
@@ -0,0 +1,295 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+const TextFormatting = require('../utils/text_formatting.jsx');
+
+export default class PostAttachment extends React.Component {
+    constructor(props) {
+        super(props);
+
+        this.getFieldsTable = this.getFieldsTable.bind(this);
+        this.getInitState = this.getInitState.bind(this);
+        this.shouldCollapse = this.shouldCollapse.bind(this);
+        this.toggleCollapseState = this.toggleCollapseState.bind(this);
+    }
+
+    componentDidMount() {
+        $(this.refs.attachment).on('click', '.attachment-link-more', this.toggleCollapseState);
+    }
+
+    componentWillUnmount() {
+        $(this.refs.attachment).off('click', '.attachment-link-more', this.toggleCollapseState);
+    }
+
+    componentWillMount() {
+        this.setState(this.getInitState());
+    }
+
+    getInitState() {
+        const shouldCollapse = this.shouldCollapse();
+        const text = TextFormatting.formatText(this.props.attachment.text || '');
+        const uncollapsedText = text + (shouldCollapse ? '<a class="attachment-link-more" href="#">▲ collapse text</a>' : '');
+        const collapsedText = shouldCollapse ? this.getCollapsedText() : text;
+
+        return {
+            shouldCollapse,
+            collapsedText,
+            uncollapsedText,
+            text: shouldCollapse ? collapsedText : uncollapsedText,
+            collapsed: shouldCollapse
+        };
+    }
+
+    toggleCollapseState(e) {
+        e.preventDefault();
+
+        let state = this.state;
+        state.text = state.collapsed ? state.uncollapsedText : state.collapsedText;
+        state.collapsed = !state.collapsed;
+        this.setState(state);
+    }
+
+    shouldCollapse() {
+        return (this.props.attachment.text.match(/\n/g) || []).length >= 5 || this.props.attachment.text.length > 700;
+    }
+
+    getCollapsedText() {
+        let text = this.props.attachment.text || '';
+        if ((text.match(/\n/g) || []).length >= 5) {
+            text = text.split('\n').splice(0, 5).join('\n');
+        } else if (text.length > 700) {
+            text = text.substr(0, 700);
+        }
+
+        return TextFormatting.formatText(text) + '<a class="attachment-link-more" href="#">▼ read more</a>';
+    }
+
+    getFieldsTable() {
+        const fields = this.props.attachment.fields;
+        if (!fields || !fields.length) {
+            return '';
+        }
+
+        const compactTable = fields.filter((field) => field.short).length > 0;
+        let tHead;
+        let tBody;
+
+        if (compactTable) {
+            let headerCols = [];
+            let bodyCols = [];
+
+            fields.forEach((field, i) => {
+                headerCols.push(
+                    <th
+                        className='attachment___field-caption'
+                        key={'attachment__field-caption-' + i}
+                    >
+                        {field.title}
+                    </th>
+                );
+                bodyCols.push(
+                    <td
+                        className='attachment___field'
+                        key={'attachment__field-' + i}
+                        dangerouslySetInnerHTML={{__html: TextFormatting.formatText(field.value || '')}}
+                    >
+                    </td>
+                );
+            });
+
+            tHead = (
+                <tr>
+                    {headerCols}
+                </tr>
+            );
+            tBody = (
+                <tr>
+                    {bodyCols}
+                </tr>
+            );
+        } else {
+            tBody = [];
+
+            fields.forEach((field, i) => {
+                tBody.push(
+                    <tr key={'attachment__field-' + i}>
+                        <td
+                            className='attachment___field-caption'
+                        >
+                            {field.title}
+                        </td>
+                        <td
+                            className='attachment___field'
+                            dangerouslySetInnerHTML={{__html: TextFormatting.formatText(field.value || '')}}
+                        >
+                        </td>
+                    </tr>
+                );
+            });
+        }
+
+        return (
+            <table
+                className='attachment___fields'
+            >
+                <thead>
+                    {tHead}
+                </thead>
+                <tbody>
+                    {tBody}
+                </tbody>
+            </table>
+        );
+    }
+
+    render() {
+        const data = this.props.attachment;
+
+        let preText;
+        if (data.pretext) {
+            preText = (
+                <div
+                    className='attachment__thumb-pretext'
+                    dangerouslySetInnerHTML={{__html: TextFormatting.formatText(data.pretext)}}
+                >
+                </div>
+            );
+        }
+
+        let author = [];
+        if (data.author_name || data.author_icon) {
+            if (data.author_icon) {
+                author.push(
+                    <img
+                        className='attachment__author-icon'
+                        src={data.author_icon}
+                        key={'attachment__author-icon'}
+                        height='14'
+                        width='14'
+                    />
+                );
+            }
+            if (data.author_name) {
+                author.push(
+                    <span
+                        className='attachment__author-name'
+                        key={'attachment__author-name'}
+                    >
+                        {data.author_name}
+                    </span>
+                );
+            }
+        }
+        if (data.author_link) {
+            author = (
+                <a
+                    href={data.author_link}
+                    target='_blank'
+                >
+                    {author}
+                </a>
+            );
+        }
+
+        let title;
+        if (data.title) {
+            if (data.title_link) {
+                title = (
+                    <h1
+                        className='attachment__title'
+                    >
+                        <a
+                            className='attachment__title-link'
+                            href={data.title_link}
+                            target='_blank'
+                        >
+                            {data.title}
+                        </a>
+                    </h1>
+                );
+            } else {
+                title = (
+                    <h1
+                        className='attachment__title'
+                    >
+                        {data.title}
+                    </h1>
+                );
+            }
+        }
+
+        let text;
+        if (data.text) {
+            text = (
+                <div
+                    className='attachment__text'
+                    dangerouslySetInnerHTML={{__html: this.state.text}}
+                >
+                </div>
+            );
+        }
+
+        let image;
+        if (data.image_url) {
+            image = (
+                <img
+                    className='attachment__image'
+                    src={data.image_url}
+                />
+            );
+        }
+
+        let thumb;
+        if (data.thumb_url) {
+            thumb = (
+                <div
+                    className='attachment__thumb-container'
+                >
+                    <img
+                        src={data.thumb_url}
+                    />
+                </div>
+            );
+        }
+
+        const fields = this.getFieldsTable();
+
+        let useBorderStyle;
+        if (data.color && data.color[0] === '#') {
+            useBorderStyle = {borderLeftColor: data.color};
+        }
+
+        return (
+            <div
+                className='attachment'
+                ref='attachment'
+            >
+                {preText}
+                <div className='attachment__content'>
+                    <div
+                        className={useBorderStyle ? 'clearfix attachment__container' : 'clearfix attachment__container attachment__container--' + data.color}
+                        style={useBorderStyle}
+                    >
+                        {author}
+                        {title}
+                        <div>
+                            <div
+                                className={thumb ? 'attachment__body' : 'attachment__body attachment__body--no_thumb'}
+                            >
+                                {text}
+                                {image}
+                                {fields}
+                            </div>
+                            {thumb}
+                            <div style={{clear: 'both'}}></div>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        );
+    }
+}
+
+PostAttachment.propTypes = {
+    attachment: React.PropTypes.object.isRequired
+};
\ No newline at end of file
diff --git a/web/react/components/post_attachment_list.jsx b/web/react/components/post_attachment_list.jsx
new file mode 100644
index 000000000..03b866656
--- /dev/null
+++ b/web/react/components/post_attachment_list.jsx
@@ -0,0 +1,32 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+const PostAttachment = require('./post_attachment.jsx');
+
+export default class PostAttachmentList extends React.Component {
+    constructor(props) {
+        super(props);
+    }
+
+    render() {
+        let content = [];
+        this.props.attachments.forEach((attachment, i) => {
+            content.push(
+                <PostAttachment
+                    attachment={attachment}
+                    key={'att_' + i}
+                />
+            );
+        });
+
+        return (
+            <div className='attachment_list'>
+                {content}
+            </div>
+        );
+    }
+}
+
+PostAttachmentList.propTypes = {
+    attachments: React.PropTypes.array.isRequired
+};
diff --git a/web/react/components/post_body.jsx b/web/react/components/post_body.jsx
index e4094daf3..5a157b792 100644
--- a/web/react/components/post_body.jsx
+++ b/web/react/components/post_body.jsx
@@ -7,6 +7,7 @@ const Utils = require('../utils/utils.jsx');
 const Constants = require('../utils/constants.jsx');
 const TextFormatting = require('../utils/text_formatting.jsx');
 const twemoji = require('twemoji');
+const PostBodyAdditionalContent = require('./post_body_additional_content.jsx');
 
 export default class PostBody extends React.Component {
     constructor(props) {
@@ -331,6 +332,9 @@ export default class PostBody extends React.Component {
                         dangerouslySetInnerHTML={{__html: TextFormatting.formatText(this.state.message)}}
                     />
                 </div>
+                <PostBodyAdditionalContent
+                    post={post}
+                />
                 {fileAttachmentHolder}
                 {embed}
             </div>
diff --git a/web/react/components/post_body_additional_content.jsx b/web/react/components/post_body_additional_content.jsx
new file mode 100644
index 000000000..8189ba2d3
--- /dev/null
+++ b/web/react/components/post_body_additional_content.jsx
@@ -0,0 +1,56 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+const PostAttachmentList = require('./post_attachment_list.jsx');
+
+export default class PostBodyAdditionalContent extends React.Component {
+    constructor(props) {
+        super(props);
+
+        this.getSlackAttachment = this.getSlackAttachment.bind(this);
+        this.getComponent = this.getComponent.bind(this);
+    }
+
+    componentWillMount() {
+        this.setState({type: this.props.post.type, shouldRender: Boolean(this.props.post.type)});
+    }
+
+    getSlackAttachment() {
+        const attachments = this.props.post.props && this.props.post.props.attachments || [];
+        return (
+            <PostAttachmentList
+                key={'post_body_additional_content' + this.props.post.id}
+                attachments={attachments}
+            />
+        );
+    }
+
+    getComponent() {
+        switch (this.state.type) {
+        case 'slack_attachment':
+            return this.getSlackAttachment();
+        }
+    }
+
+    render() {
+        let content = [];
+
+        if (this.state.shouldRender) {
+            const component = this.getComponent();
+
+            if (component) {
+                content = component;
+            }
+        }
+
+        return (
+            <div>
+                {content}
+            </div>
+        );
+    }
+}
+
+PostBodyAdditionalContent.propTypes = {
+    post: React.PropTypes.object.isRequired
+};
\ No newline at end of file