Merge branch 'origin/master' into sync/upstream

Conflicts:
	app/javascript/mastodon/components/status_list.js
	app/javascript/mastodon/features/notifications/index.js
	app/javascript/mastodon/features/ui/components/modal_root.js
	app/javascript/mastodon/features/ui/components/onboarding_modal.js
	app/javascript/mastodon/features/ui/index.js
	app/javascript/styles/about.scss
	app/javascript/styles/accounts.scss
	app/javascript/styles/components.scss
	app/presenters/instance_presenter.rb
	app/services/post_status_service.rb
	app/services/reblog_service.rb
	app/views/about/more.html.haml
	app/views/about/show.html.haml
	app/views/accounts/_header.html.haml
	config/webpack/loaders/babel.js
	spec/controllers/api/v1/accounts/credentials_controller_spec.rb

app/javascript/mastodon/features/ui/components/column.js

@@ -25,6 +25,17 @@ export default class Column extends React.PureComponent {
     this._interruptScrollAnimation = scrollTop(scrollable);
   }
 
+  scrollTop () {
+    const scrollable = this.node.querySelector('.scrollable');
+
+    if (!scrollable) {
+      return;
+    }
+
+    this._interruptScrollAnimation = scrollTop(scrollable);
+  }
+
+
   handleScroll = debounce(() => {
     if (typeof this._interruptScrollAnimation !== 'undefined') {
       this._interruptScrollAnimation();

app/javascript/mastodon/features/ui/components/columns_area.js

@@ -12,6 +12,7 @@ import ColumnLoading from './column_loading';
 import BundleColumnError from './bundle_column_error';
 import { Compose, Notifications, HomeTimeline, CommunityTimeline, PublicTimeline, HashtagTimeline, FavouritedStatuses } from '../../ui/util/async-components';
 
+import detectPassiveEvents from 'detect-passive-events';
 import { scrollRight } from '../../../scroll';
 
 const componentMap = {
@@ -24,7 +25,7 @@ const componentMap = {
   'FAVOURITES': FavouritedStatuses,
 };
 
-@injectIntl
+@component => injectIntl(component, { withRef: true })
 export default class ColumnsArea extends ImmutablePureComponent {
 
   static contextTypes = {
@@ -47,16 +48,36 @@ export default class ColumnsArea extends ImmutablePureComponent {
   }
 
   componentDidMount() {
+    if (!this.props.singleColumn) {
+      this.node.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
+    }
     this.lastIndex = getIndex(this.context.router.history.location.pathname);
     this.setState({ shouldAnimate: true });
   }
 
+  componentWillUpdate(nextProps) {
+    if (this.props.singleColumn !== nextProps.singleColumn && nextProps.singleColumn) {
+      this.node.removeEventListener('wheel', this.handleWheel);
+    }
+  }
+
   componentDidUpdate(prevProps) {
+    if (this.props.singleColumn !== prevProps.singleColumn && !this.props.singleColumn) {
+      this.node.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
+    }
     this.lastIndex = getIndex(this.context.router.history.location.pathname);
     this.setState({ shouldAnimate: true });
+  }
 
-    if (this.props.children !== prevProps.children && !this.props.singleColumn) {
-      scrollRight(this.node);
+  componentWillUnmount () {
+    if (!this.props.singleColumn) {
+      this.node.removeEventListener('wheel', this.handleWheel);
+    }
+  }
+
+  handleChildrenContentChange() {
+    if (!this.props.singleColumn) {
+      scrollRight(this.node, this.node.scrollWidth - window.innerWidth);
     }
   }
 
@@ -80,6 +101,14 @@ export default class ColumnsArea extends ImmutablePureComponent {
     }
   }
 
+  handleWheel = () => {
+    if (typeof this._interruptScrollAnimation !== 'function') {
+      return;
+    }
+
+    this._interruptScrollAnimation();
+  }
+
   setRef = (node) => {
     this.node = node;
   }

app/javascript/mastodon/features/ui/components/embed_modal.js

@@ -0,0 +1,84 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { FormattedMessage, injectIntl } from 'react-intl';
+import axios from 'axios';
+
+@injectIntl
+export default class EmbedModal extends ImmutablePureComponent {
+
+  static propTypes = {
+    url: PropTypes.string.isRequired,
+    onClose: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  }
+
+  state = {
+    loading: false,
+    oembed: null,
+  };
+
+  componentDidMount () {
+    const { url } = this.props;
+
+    this.setState({ loading: true });
+
+    axios.post('/api/web/embed', { url }).then(res => {
+      this.setState({ loading: false, oembed: res.data });
+
+      const iframeDocument = this.iframe.contentWindow.document;
+
+      iframeDocument.open();
+      iframeDocument.write(res.data.html);
+      iframeDocument.close();
+
+      iframeDocument.body.style.margin = 0;
+      this.iframe.height = iframeDocument.body.scrollHeight + 'px';
+    });
+  }
+
+  setIframeRef = c =>  {
+    this.iframe = c;
+  }
+
+  handleTextareaClick = (e) => {
+    e.target.select();
+  }
+
+  render () {
+    const { oembed } = this.state;
+
+    return (
+      <div className='modal-root__modal embed-modal'>
+        <h4><FormattedMessage id='status.embed' defaultMessage='Embed' /></h4>
+
+        <div className='embed-modal__container'>
+          <p className='hint'>
+            <FormattedMessage id='embed.instructions' defaultMessage='Embed this status on your website by copying the code below.' />
+          </p>
+
+          <input
+            type='text'
+            className='embed-modal__html'
+            readOnly
+            value={oembed && oembed.html || ''}
+            onClick={this.handleTextareaClick}
+          />
+
+          <p className='hint'>
+            <FormattedMessage id='embed.preview' defaultMessage='Here is what it will look like:' />
+          </p>
+
+          <iframe
+            className='embed-modal__iframe'
+            scrolling='no'
+            frameBorder='0'
+            ref={this.setIframeRef}
+            title='preview'
+          />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/modal_root.js

@@ -14,6 +14,7 @@ import {
   ConfirmationModal,
   ReportModal,
   SettingsModal,
+  EmbedModal,
 } from '../../../features/ui/util/async-components';
 
 const MODAL_COMPONENTS = {
@@ -25,6 +26,7 @@ const MODAL_COMPONENTS = {
   'REPORT': ReportModal,
   'SETTINGS': SettingsModal,
   'ACTIONS': () => Promise.resolve({ default: ActionsModal }),
+  'EMBED': EmbedModal,
 };
 
 export default class ModalRoot extends React.PureComponent {

app/javascript/mastodon/features/ui/components/onboarding_modal.js

@@ -30,7 +30,7 @@ const PageOne = ({ acct, domain }) => (
     <div>
       <h1><FormattedMessage id='onboarding.page_one.welcome' defaultMessage='Welcome to {domain}!' values={{ domain }} /></h1>
       <p><FormattedMessage id='onboarding.page_one.federation' defaultMessage='{domain} is an "instance" of Mastodon. Mastodon is a network of independent servers joining up to make one larger social network. We call these servers instances.' values={{ domain }} /></p>
-      <p><FormattedMessage id='onboarding.page_one.handle' defaultMessage='You are on {domain}, so your full handle is {handle}' values={{ domain, handle: <strong>{acct}@{domain}</strong> }} /></p>
+      <p><FormattedMessage id='onboarding.page_one.handle' defaultMessage='You are on {domain}, so your full handle is {handle}' values={{ domain, handle: <strong>@{acct}@{domain}</strong> }} /></p>
     </div>
   </div>
 );