[Glitch] Add option to open original page in dropdowns of remote content in web UI

Port ef582dc4f2 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/features/ui/components/image_modal.js

@@ -0,0 +1,59 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import classNames from 'classnames';
+import { defineMessages, injectIntl } from 'react-intl';
+import IconButton from 'flavours/glitch/components/icon_button';
+import ImageLoader from './image_loader';
+
+const messages = defineMessages({
+  close: { id: 'lightbox.close', defaultMessage: 'Close' },
+});
+
+export default @injectIntl
+class ImageModal extends React.PureComponent {
+
+  static propTypes = {
+    src: PropTypes.string.isRequired,
+    alt: PropTypes.string.isRequired,
+    onClose: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  state = {
+    navigationHidden: false,
+  };
+
+  toggleNavigation = () => {
+    this.setState(prevState => ({
+      navigationHidden: !prevState.navigationHidden,
+    }));
+  };
+
+  render () {
+    const { intl, src, alt, onClose } = this.props;
+    const { navigationHidden } = this.state;
+
+    const navigationClassName = classNames('media-modal__navigation', {
+      'media-modal__navigation--hidden': navigationHidden,
+    });
+
+    return (
+      <div className='modal-root__modal media-modal'>
+        <div className='media-modal__closer' role='presentation' onClick={onClose} >
+          <ImageLoader
+            src={src}
+            width={400}
+            height={400}
+            alt={alt}
+            onClick={this.toggleNavigation}
+          />
+        </div>
+
+        <div className={navigationClassName}>
+          <IconButton className='media-modal__close' title={intl.formatMessage(messages.close)} icon='times' onClick={onClose} size={40} />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/flavours/glitch/features/ui/components/modal_root.js

@@ -15,6 +15,7 @@ import DoodleModal from './doodle_modal';
 import ConfirmationModal from './confirmation_modal';
 import FocalPointModal from './focal_point_modal';
 import DeprecatedSettingsModal from './deprecated_settings_modal';
+import ImageModal from './image_modal';
 import {
   OnboardingModal,
   MuteModal,
@@ -38,6 +39,7 @@ const MODAL_COMPONENTS = {
   'ONBOARDING': OnboardingModal,
   'VIDEO': () => Promise.resolve({ default: VideoModal }),
   'AUDIO': () => Promise.resolve({ default: AudioModal }),
+  'IMAGE': () => Promise.resolve({ default: ImageModal }),
   'BOOST': () => Promise.resolve({ default: BoostModal }),
   'FAVOURITE': () => Promise.resolve({ default: FavouriteModal }),
   'DOODLE': () => Promise.resolve({ default: DoodleModal }),