Merge branch 'better-still-emoji' into proper-attachments

* better-still-emoji:
  fix tests
  prevent infinite update loops
  remove obsolete tests
  removed useless code, review change, fixed bug with tall statuses
  fixed mentions line again
  remove old emoji added, everything emoji-bearing uses RichContent now
  richcontent support in polls, user cards and user profiles
  support richcontent in polls
  fix tests, add performance test (skipped, doesn't assert anything), tweak max mentions count
  made the code responsible for showing unwritten mentions actually work
  remove new options for style and separate line, now groups all chained mentions on a mentionsline regardless of placement. fixes spacing
  fix tests

src/components/status_body/status_body.js

@@ -26,15 +26,16 @@ const StatusContent = {
     'focused',
     'noHeading',
     'fullContent',
-    'singleLine',
-    'hideMentions'
+    'singleLine'
   ],
   data () {
     return {
       showingTall: this.fullContent || (this.inConversation && this.focused),
       showingLongSubject: false,
       // not as computed because it sets the initial state which will be changed later
-      expandingSubject: !this.$store.getters.mergedConfig.collapseMessageWithSubject
+      expandingSubject: !this.$store.getters.mergedConfig.collapseMessageWithSubject,
+      postLength: this.status.text.length,
+      parseReadyDone: false
     }
   },
   computed: {
@@ -49,7 +50,7 @@ const StatusContent = {
     // Using max-height + overflow: auto for status components resulted in false positives
     // very often with japanese characters, and it was very annoying.
     tallStatus () {
-      const lengthScore = this.status.raw_html.split(/<p|<br/).length + this.status.text.length / 80
+      const lengthScore = this.status.raw_html.split(/<p|<br/).length + this.postLength / 80
       return lengthScore > 20
     },
     longSubject () {
@@ -87,8 +88,10 @@ const StatusContent = {
   },
   methods: {
     onParseReady (event) {
+      if (this.parseReadyDone) return
+      this.parseReadyDone = true
       this.$emit('parseReady', event)
-      const { writtenMentions } = event
+      const { writtenMentions, invisibleMentions } = event
       writtenMentions
         .filter(mention => !mention.notifying)
         .forEach(mention => {
@@ -99,6 +102,15 @@ const StatusContent = {
           const host = url.replace(/^https?:\/\//, '').replace(/\/.+?$/, '')
           this.$store.dispatch('fetchUserIfMissing', `${handle}@${host}`)
         })
+      /* This is a bit of a hack to make current tall status detector work
+       * with rich mentions. Invisible mentions are detected at RichContent level
+       * and also we generate plaintext version of mentions by stripping tags
+       * so here we subtract from post length by each mention that became invisible
+       * via MentionsLine
+       */
+      this.postLength = invisibleMentions.reduce((acc, mention) => {
+        return acc - mention.textContent.length - 1
+      }, this.postLength)
     },
     toggleShowMore () {
       if (this.mightHideBecauseTall) {