New features: announcements WIP (#518).

CHANGELOG.md

@@ -3,7 +3,7 @@
 ## 12.0.0 (Not Released Yet)
 
 TODO Before releasing:
-* update ConverseJS with latest merges.
+* update ConverseJS with latest merges (there are currently some known bugs).
 
 ### Importante Notes
 
@@ -15,6 +15,7 @@ It also requires NodeJS 16 or superior (same as Peertube 5.2.0.)
 * #131: Emoji only mode.
 * #516: new option for the moderation bot: forbid duplicate messages.
 * #517: new option for the moderation bot: forbid messages with too many special characters.
+* #518: moderators can send announcements and highlighted messages.
 
 ### Minor changes and fixes
 

build-client.js

@@ -15,7 +15,7 @@ const clientFiles = [
   'admin-plugin-client-plugin'
 ]
 
-function loadLocs() {
+function loadLocs(globalFile) {
   // Loading english strings, so we can inject them as constants.
   const refFile = path.resolve(__dirname, 'dist', 'languages', 'en.reference.json')
   if (!fs.existsSync(refFile)) {
@@ -25,7 +25,6 @@ function loadLocs() {
 
   // Reading client/@types/global.d.ts, to have a list of needed localized strings.
   const r = {}
-  const globalFile = path.resolve(__dirname, 'client', '@types', 'global.d.ts')
   const globalFileContent = '' + fs.readFileSync(globalFile)
   const matches = globalFileContent.matchAll(/^declare const LOC_(\w+)\b/gm)
   for (const match of matches) {
@@ -41,7 +40,7 @@ function loadLocs() {
 const define = Object.assign({
   PLUGIN_CHAT_PACKAGE_NAME: JSON.stringify(packagejson.name),
   PLUGIN_CHAT_SHORT_NAME: JSON.stringify(packagejson.name.replace(/^peertube-plugin-/, ''))
-}, loadLocs())
+}, loadLocs(path.resolve(__dirname, 'client', '@types', 'global.d.ts')))
 
 const configs = clientFiles.map(f => ({
   entryPoints: [ path.resolve(__dirname, 'client', f + '.ts') ],
@@ -59,8 +58,14 @@ const configs = clientFiles.map(f => ({
   outfile: path.resolve(__dirname, 'dist/client', f + '.js'),
 }))
 
+const defineBuiltin = Object.assign(
+  {},
+  loadLocs(path.resolve(__dirname, 'conversejs', 'lib', '@types', 'global.d.ts'))
+)
+
 configs.push({
   entryPoints: ["./conversejs/builtin.ts"],
+  define: defineBuiltin,
   bundle: true,
   minify: true,
   sourcemap,

conversejs/build-conversejs.sh

@@ -18,8 +18,8 @@ set -x
 CONVERSE_VERSION="v11.0.0"
 CONVERSE_REPO="https://github.com/conversejs/converse.js.git"
 # You can eventually set CONVERSE_COMMIT to a specific commit ID, if you want to apply some patches.
-# 2024-09-02: using Converse upstream (v11 WIP).
-CONVERSE_COMMIT="9952046d580bc2930e29833f4c9987a3d4c95bc2"
+# 2024-09-11: using Converse upstream (v11 WIP).
+CONVERSE_COMMIT="b5452466b90ff646e9ba5aa19e572a8ba958db83"
 
 # It is possible to use another repository, if we want some customization that are not upstream (yet):
 # CONVERSE_VERSION="livechat"
@@ -30,7 +30,7 @@ CONVERSE_COMMIT="9952046d580bc2930e29833f4c9987a3d4c95bc2"
 # 2024-09-03: include badges short label and quick fix for sendMessage button
 CONVERSE_REPO="https://github.com/JohnXLivingston/converse.js"
 CONVERSE_VERSION="livechat-12.0.0"
-CONVERSE_COMMIT="a910586fa83bd64db7182add6fc4bbf71cef0ae8"
+# CONVERSE_COMMIT=""
 
 rootdir="$(pwd)"
 src_dir="$rootdir/conversejs"

conversejs/builtin.ts

@@ -23,6 +23,7 @@ import { livechatViewerModePlugin } from './lib/plugins/livechat-viewer-mode'
 import { livechatMiniMucHeadPlugin } from './lib/plugins/livechat-mini-muc-head'
 import { livechatEmojisPlugin } from './lib/plugins/livechat-emojis'
 import { moderationDelayPlugin } from './lib/plugins/moderation-delay'
+import { livechatAnnouncementsPlugin } from './lib/plugins/livechat-announcements'
 
 declare global {
   interface Window {
@@ -37,6 +38,7 @@ declare global {
         html: Function
         sizzle: Function
         dayjs: Function
+        __: Function
       }
     }
     initConversePlugins: typeof initConversePlugins
@@ -76,6 +78,8 @@ function initConversePlugins (peertubeEmbedded: boolean): void {
   converse.plugins.add('livechatViewerModePlugin', livechatViewerModePlugin)
 
   converse.plugins.add('converse-moderation-delay', moderationDelayPlugin)
+
+  converse.plugins.add('livechatAnnouncementsPlugin', livechatAnnouncementsPlugin)
 }
 window.initConversePlugins = initConversePlugins
 

conversejs/custom/shared/styles/_announcements.scss

@@ -0,0 +1,42 @@
+/*
+ * SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+// FIXME: this should be with the livechat-announcement plugin.
+// But for now, there is no way to build scss from there.
+
+#conversejs {
+  .message.chat-msg {
+    &.livechat-announcement {
+      --livechat-announcement-color: #000;
+      --livechat-announcement-background-color: #dbf2d8;
+      --livechat-announcement-border-color: #2ab218;
+
+      converse-chat-message-body::first-line {
+        // Different color for the title line
+        color: #FFF;
+        background-color: #2ab218;
+        text-align: center;
+      }
+    }
+
+    &.livechat-highlight {
+      --livechat-announcement-color: #000;
+      --livechat-announcement-background-color: #dce8fa;
+      --livechat-announcement-border-color: #3075e5;
+    }
+
+    &.livechat-announcement,
+    &.livechat-highlight {
+      converse-chat-message-body {
+        border: 2px solid var(--livechat-announcement-border-color);
+        color: var(--livechat-announcement-color);
+        background-color: var(--livechat-announcement-background-color);
+        min-width: 50%;
+        padding: 2em;
+      }
+    }
+  }
+}

conversejs/custom/shared/styles/livechat.scss

@@ -7,6 +7,7 @@
 @import "./variables";
 @import "shared/styles/index";
 @import "./peertubetheme";
+@import "./announcements";
 
 body.livechat-iframe {
   #conversejs .chat-head {

conversejs/lib/@types/global.d.ts

@@ -0,0 +1,9 @@
+// SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
+// Important note: loc segments that are declared here must also be in loc.keys.js (for now).
+
+declare const LOC_ANNOUNCEMENTS_MESSAGE_TYPE_STANDARD: string
+declare const LOC_ANNOUNCEMENTS_MESSAGE_TYPE_ANNOUNCEMENT: string
+declare const LOC_ANNOUNCEMENTS_MESSAGE_TYPE_HIGHLIGHT: string

conversejs/lib/converse-params.ts

@@ -86,7 +86,8 @@ function defaultConverseParams (
       'livechatDisconnectOnUnloadPlugin',
       'converse-slow-mode',
       'livechatEmojis',
-      'converse-moderation-delay'
+      'converse-moderation-delay',
+      'livechatAnnouncementsPlugin'
     ],
     show_retraction_warning: false, // No need to use this warning (except if we open to external clients?)
     muc_show_info_messages: mucShowInfoMessages,

conversejs/lib/plugins/livechat-announcements.ts

@@ -0,0 +1,156 @@
+// SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
+/**
+ * livechat announcements ConverseJS plugin:
+ * with this plugin, moderators can send highlighted/announcements messages.
+ *
+ * Moderators will have a special select field in the chat toolbar, so that they can choose a messaging style.
+ * These special messages will have a first line with a generated title (for XMPP compatibility).
+ * They will also have a special attribute on the body tag.
+ * This attribute will be used to apply some CSS with this plugin.
+ */
+export const livechatAnnouncementsPlugin = {
+  dependencies: ['converse-muc', 'converse-muc-views'],
+  initialize: function (this: any) {
+    const _converse = this._converse
+    const { __ } = _converse
+
+    // This is a closure variable, to get the current form status when sending a message.
+    let currentAnnouncementType: string | undefined
+
+    // Overloading the MUCMessageForm to handle the announcement type field (if present).
+    const MUCMessageForm = _converse.api.elements.registry['converse-muc-message-form']
+    if (MUCMessageForm) {
+      class MUCMessageFormloaded extends MUCMessageForm {
+        async onFormSubmitted (ev?: Event): Promise<void> {
+          const announcementSelect = this.querySelector('[name=livechat-announcements]')
+          currentAnnouncementType = announcementSelect?.selectedOptions?.[0]?.value || undefined
+          try {
+            await super.onFormSubmitted(ev)
+            if (announcementSelect) { announcementSelect.selectedIndex = 0 } // set back to default
+          } catch (err) {
+            console.log(err)
+          }
+          currentAnnouncementType = undefined
+        }
+      }
+      _converse.api.elements.define('converse-muc-message-form', MUCMessageFormloaded)
+    }
+
+    // Toolbar: adding the announcement type field (if user has rights).
+    _converse.api.listen.on('getToolbarButtons', getToolbarButtons.bind(this))
+
+    // When current user affiliation changes, we must refresh the toolbar.
+    _converse.api.listen.on('chatRoomInitialized', (muc: any) => {
+      muc.occupants.on('change:affiliation', (occupant: any) => {
+        if (occupant.get('jid') !== _converse.bare_jid) { // only for myself
+          return
+        }
+        document.querySelectorAll('converse-chat-toolbar').forEach(e => (e as any).requestUpdate?.())
+      })
+    })
+
+    _converse.api.listen.on('getOutgoingMessageAttributes', (chatbox: any, attrs: any) => {
+      // For outgoing message, adding the announcement type if there is a current one.
+      if (!currentAnnouncementType) { return attrs }
+
+      attrs.livechat_announcement_type = currentAnnouncementType
+      if (currentAnnouncementType === 'announcement') {
+        attrs.body = '* ' + __(LOC_ANNOUNCEMENTS_MESSAGE_TYPE_ANNOUNCEMENT) + ' * \n' + attrs.body
+      }
+      return attrs
+    })
+
+    _converse.api.listen.on('createMessageStanza', async (chat: any, data: any) => {
+      // Outgoing messages: adding an attribute on body for announcements.
+      const { message, stanza } = data
+      const announcementType = message.get('livechat_announcement_type')
+      if (!announcementType) {
+        return data
+      }
+
+      stanza.tree().querySelector('message body')?.setAttribute('x-livechat-announcement-type', announcementType)
+      return data
+    })
+
+    _converse.api.listen.on('parseMUCMessage', (stanza: any, attrs: any) => {
+      // Incoming messages: checking if there is an announcement attribute
+      const { sizzle } = window.converse.env
+      const body = sizzle('message body', stanza)?.[0]
+      if (!body) { return attrs }
+
+      const announcementType = body.getAttribute('x-livechat-announcement-type')
+      if (!announcementType) { return attrs }
+
+      // Note: we don't check the value here. Will be done in getExtraMessageClasses.
+      // Moreover, the backend server will ensure that only admins/owners can send this attribute.
+      attrs.livechat_announcement_type = announcementType
+      return attrs
+    })
+
+    // Overloading the Message class to add CSS for announcements.
+    const Message = _converse.api.elements.registry['converse-chat-message']
+    if (Message) {
+      class MessageOverloaded extends Message {
+        getExtraMessageClasses (this: any): string {
+          // Adding CSS class if the message is an announcement.
+          let extraClasses = super.getExtraMessageClasses() ?? ''
+          const announcementType = this.model.get('livechat_announcement_type')
+          if (!announcementType) {
+            return extraClasses
+          }
+          switch (announcementType) {
+            case 'announcement':
+              extraClasses += ' livechat-announcement'
+              break
+            case 'highlight':
+              extraClasses += ' livechat-highlight'
+              break
+          }
+          return extraClasses
+        }
+      }
+      _converse.api.elements.define('converse-chat-message', MessageOverloaded)
+    }
+  }
+}
+
+function getToolbarButtons (this: any, toolbarEl: any, buttons: any[]): Parameters<typeof getToolbarButtons>[1] {
+  const _converse = this._converse
+  const mucModel = toolbarEl.model
+  if (!toolbarEl.is_groupchat) {
+    return buttons
+  }
+  const myself = mucModel.getOwnOccupant()
+  if (!myself || !['admin', 'owner'].includes(myself.get('affiliation') as string)) {
+    return buttons
+  }
+
+  const { __ } = _converse
+  const { html } = window.converse.env
+
+  const i18nStandard = __(LOC_ANNOUNCEMENTS_MESSAGE_TYPE_STANDARD)
+  const i18nAnnouncement = __(LOC_ANNOUNCEMENTS_MESSAGE_TYPE_ANNOUNCEMENT)
+  const i18nHighlight = __(LOC_ANNOUNCEMENTS_MESSAGE_TYPE_HIGHLIGHT)
+
+  const select = html`<select name="livechat-announcements">
+    <option value="">${i18nStandard}</option>
+    <option value="announcement">${i18nAnnouncement}</option>
+    <option value="highlight">${i18nHighlight}</option>
+  </select>`
+
+  if (_converse.api.settings.get('visible_toolbar_buttons').emoji) {
+    // Emojis should be the first entry, so adding select in second place.
+    buttons = [
+      buttons.shift(),
+      select,
+      ...buttons
+    ]
+  } else {
+    // Adding the select in first place.
+    buttons.unshift(select)
+  }
+  return buttons
+}

conversejs/loc.keys.js

@@ -63,7 +63,10 @@ const locKeys = [
   'search_occupant_message',
   'message_search',
   'message_search_original_nick',
-  'emoji_only_info'
+  'emoji_only_info',
+  'announcements_message_type_standard',
+  'announcements_message_type_announcement',
+  'announcements_message_type_highlight'
 ]
 
 module.exports = locKeys

languages/en.yml

@@ -670,3 +670,7 @@ livechat_configuration_channel_no_duplicate_desc: |
 livechat_configuration_channel_no_duplicate_delay_label: Time interval
 livechat_configuration_channel_no_duplicate_delay_desc: |
   The interval, in seconds, during which a user can't send again the same message.
+
+announcements_message_type_standard: Standard message
+announcements_message_type_announcement: Announcement
+announcements_message_type_highlight: Highlighted message