Add some big ol nags about no support for gdrive

package.json

@@ -2,7 +2,7 @@
   "author": "Calvin Montgomery",
   "name": "CyTube",
   "description": "Online media synchronizer and chat",
-  "version": "3.78.0",
+  "version": "3.78.1",
   "repository": {
     "url": "http://github.com/calzoneman/sync"
   },

player/gdrive-player.coffee

@@ -57,3 +57,30 @@ a userscript in order to play the video."""
         alertBox.parentNode.removeChild(alertBox)
     alertBox.insertBefore(closeButton, alertBox.firstChild)
     removeOld($('<div/>').append(alertBox))
+
+window.tellUserNotToContactMeAboutThingsThatAreNotSupported = ->
+    if document.getElementById('prompt-no-gdrive-support')
+        return
+    alertBox = document.createElement('div')
+    alertBox.id = 'prompt-no-gdrive-support'
+    alertBox.className = 'alert alert-danger'
+    alertBox.innerHTML = """
+CyTube has detected an error in Google Drive playback.  Please note that the
+staff in CyTube support channels DO NOT PROVIDE SUPPORT FOR GOOGLE DRIVE.  It
+is left in the code as-is for existing users, but we will not assist in
+troubleshooting any errors that occur.<br>"""
+    alertBox.appendChild(document.createElement('br'))
+    infoLink = document.createElement('a')
+    infoLink.className = 'btn btn-danger'
+    infoLink.href = 'https://github.com/calzoneman/sync/wiki/Frequently-Asked-Questions#why-dont-you-support-google-drive-anymore'
+    infoLink.textContent = 'Click here for details'
+    infoLink.target = '_blank'
+    alertBox.appendChild(infoLink)
+
+    closeButton = document.createElement('button')
+    closeButton.className = 'close pull-right'
+    closeButton.innerHTML = '&times;'
+    closeButton.onclick = ->
+        alertBox.parentNode.removeChild(alertBox)
+    alertBox.insertBefore(closeButton, alertBox.firstChild)
+    removeOld($('<div/>').append(alertBox))

player/videojs.coffee

@@ -130,8 +130,11 @@ window.VideoJSPlayer = class VideoJSPlayer extends Player
                             @player.src(@sources[@sourceIdx])
                         else
                             console.error('Out of sources, video will not play')
-                            if @mediaType is 'gd' and not window.hasDriveUserscript
+                            if @mediaType is 'gd'
+                                if not window.hasDriveUserscript
                                     window.promptToInstallDriveUserscript()
+                                else
+                                    window.tellUserNotToContactMeAboutThingsThatAreNotSupported()
                 )
                 @setVolume(VOLUME)
                 @player.on('ended', ->

templates/google_drive_userscript.pug

@@ -3,18 +3,21 @@ extends layout.pug
 block content
   .col-md-8.col-md-offset-2
     h1 Google Drive Userscript
-    h2 Why?
+    h2 Disclaimer
+    .alert.alert-danger.messagebox
+      strong Unsupported
       p.
-      Since Google Drive support was launched in early 2014, it has broken
+        This functionality is provided <strong>as-is</strong> for backwards
-      at least 4-5 times, requiring increasing effort to get it working again
+        compatibility for existing users for whom it already is known to work.
-      and disrupting many channels.  This is because there is no official API
+        There are many reasons, known and unknown, for which it may
-      for it like there is for YouTube videos, which means support for it
+        <strong>not</strong> work for you; please note the staff in CyTube
-      relies on undocumented tricks.  In August 2016, the decision was made
+        support channels cannot provide any troubleshooting assistance and you
-      to phase out the native support for Google Drive and instead require
+        will be asked to simply use a different video provider.
-      users to install a userscript, which allows to bypass certain browser
+      p.
-      restrictions and make the code easier, simpler, and less prone to failure
+        This functionality was originally added so that users could share their
-      (it could still break due to future Google Drive changes, but is less
+        own personal videos stored in their Drive.  No support whatsoever will
-      likely to be difficult to fix).
+        be provided to users attempting to use it to circumvent copyright
+        restrictions on third-party video hosts.
     h2 How It Works
     p.
       The userscript is a short script that you can install using a browser