Remove dead link from Markdown help pane

In the editor, the help text for "Emoji" included a dead link. This
changes the link to a non-dead link.

After changing the JS, assets needed to be recompiled.

Resolves #1775.

lib/gollum/locales/en.yml

@@ -1,4 +1,7 @@
 en:
+  editor:
+    function_bar:
+      help: Help
   pagination:
     aria:
       label: Pagination

lib/gollum/public/assets/.sprockets-manifest-ce1d79de66652762e2275455915ec6ba.json

@@ -1 +1 @@
-{"files":{"app-04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef.js":{"logical_path":"app.js","mtime":"2022-09-13T11:01:08+02:00","size":189238,"digest":"04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef","integrity":"sha256-BNQLwsWVrts+BfOoEG8a4yvyusSnDtmX3n8XRQjuqe8="},"editor-dc74774f8906c154167c88ecda9f96b554b6f8a35d13065b4588e33e702c157f.js":{"logical_path":"editor.js","mtime":"2022-09-13T10:48:33+02:00","size":745698,"digest":"dc74774f8906c154167c88ecda9f96b554b6f8a35d13065b4588e33e702c157f","integrity":"sha256-3HR3T4kGwVQWfIjs2p+WtVS2+KNdEwZbRYjjPnAsFX8="},"mermaid-7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a.js":{"logical_path":"mermaid.js","mtime":"2022-09-13T11:01:07+02:00","size":1215628,"digest":"7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a","integrity":"sha256-czfV5QVg5hKz4gfEDDAu1AZ04Tq/K0t9VHbOVpzFRFo="},"app-309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5.css":{"logical_path":"app.css","mtime":"2022-09-13T11:01:08+02:00","size":396731,"digest":"309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5","integrity":"sha256-MJvgMjlueDsTpH31jzibfI4RwrLUJkBWC4dPZ3wl9uU="},"criticmarkup-31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4.css":{"logical_path":"criticmarkup.css","mtime":"2020-03-29T22:28:51+02:00","size":646,"digest":"31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4","integrity":"sha256-Ma5dMoK7uOe3w8mRfp+2jjMVprSnXabOxI0huIRpBcQ="},"print-512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb.css":{"logical_path":"print.css","mtime":"2020-03-30T11:12:22+02:00","size":75,"digest":"512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb","integrity":"sha256-USSYw2i+DT+xuhBd+oQomuSDgOyfy++Ui9TiOwsJW/s="}},"assets":{"app.js":"app-04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef.js","editor.js":"editor-dc74774f8906c154167c88ecda9f96b554b6f8a35d13065b4588e33e702c157f.js","mermaid.js":"mermaid-7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a.js","app.css":"app-309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5.css","criticmarkup.css":"criticmarkup-31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4.css","print.css":"print-512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb.css"}}
+{"files":{"app-04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef.js":{"logical_path":"app.js","mtime":"2022-09-21T19:09:39-07:00","size":189238,"digest":"04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef","integrity":"sha256-BNQLwsWVrts+BfOoEG8a4yvyusSnDtmX3n8XRQjuqe8="},"editor-1cd95508a4e4a6c5b9f11a785ab42e56ef01a6e5c4238bb909559abdf8ac12b7.js":{"logical_path":"editor.js","mtime":"2022-09-21T19:09:39-07:00","size":745699,"digest":"1cd95508a4e4a6c5b9f11a785ab42e56ef01a6e5c4238bb909559abdf8ac12b7","integrity":"sha256-HNlVCKTkpsW58Rp4WrQuVu8BpuXEI4u5CVWavfisErc="},"mermaid-7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a.js":{"logical_path":"mermaid.js","mtime":"2022-09-21T19:09:39-07:00","size":1215628,"digest":"7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a","integrity":"sha256-czfV5QVg5hKz4gfEDDAu1AZ04Tq/K0t9VHbOVpzFRFo="},"app-309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5.css":{"logical_path":"app.css","mtime":"2022-09-21T19:09:39-07:00","size":396731,"digest":"309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5","integrity":"sha256-MJvgMjlueDsTpH31jzibfI4RwrLUJkBWC4dPZ3wl9uU="},"criticmarkup-31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4.css":{"logical_path":"criticmarkup.css","mtime":"2021-02-24T23:16:14-08:00","size":646,"digest":"31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4","integrity":"sha256-Ma5dMoK7uOe3w8mRfp+2jjMVprSnXabOxI0huIRpBcQ="},"print-512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb.css":{"logical_path":"print.css","mtime":"2021-02-24T23:16:14-08:00","size":75,"digest":"512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb","integrity":"sha256-USSYw2i+DT+xuhBd+oQomuSDgOyfy++Ui9TiOwsJW/s="}},"assets":{"app.js":"app-04d40bc2c595aedb3e05f3a8106f1ae32bf2bac4a70ed997de7f174508eea9ef.js","editor.js":"editor-1cd95508a4e4a6c5b9f11a785ab42e56ef01a6e5c4238bb909559abdf8ac12b7.js","mermaid.js":"mermaid-7337d5e50560e612b3e207c40c302ed40674e13abf2b4b7d5476ce569cc5445a.js","app.css":"app-309be032396e783b13a47df58f389b7c8e11c2b2d42640560b874f677c25f6e5.css","criticmarkup.css":"criticmarkup-31ae5d3282bbb8e7b7c3c9917e9fb68e3315a6b4a75da6cec48d21b8846905c4.css","print.css":"print-512498c368be0d3fb1ba105dfa84289ae48380ec9fcbef948bd4e23b0b095bfb.css"}}

lib/gollum/public/gollum/javascript/editor/langs/markdown.js

@@ -108,7 +108,7 @@ var MarkDownHelp = [
 
                 {
                   menuName: 'Emoji',
-                  data: '<p>See the <a href="http://emojione.com/demo/" target="_blank">EmojiOne demo</a> for all available emoji. To include one, wrap the emoji name in colons and use underscores instead of spaces (e.g. :heart: or :point_up:).'
+                  data: '<p>Gollum uses <a href="https://joypixels.com/emoji/v4" target="_blank">JoyPixels 4</a> for its emoji. To include one, wrap the emoji name in colons and use underscores instead of spaces (e.g. :heart: or :point_up:).</p>'
                 }
               ]
   }

lib/gollum/templates/editor.mustache

@@ -41,11 +41,19 @@
 			<span class="pr-2"></span>
 			{{#critic_markup}}
 			<button class="btn btn-sm function-button" id="function-critic-accept" title="Accept Selected CriticMarkup">{{#octicon}}plus{{/octicon}}</button>
-			<button class="btn btn-sm function-button" id="function-critic-reject" title="Reject Selected CriticMarkup">{{#octicon}}dash{{/octicon}}</button>					
+			<button class="btn btn-sm function-button" id="function-critic-reject" title="Reject Selected CriticMarkup">{{#octicon}}dash{{/octicon}}</button>
 			<span class="pr-2"></span>
 			{{/critic_markup}}
       <button class="btn btn-sm function-button" id="function-text-direction" title="Reverse Text Direction">{{#octicon}}arrow-both{{/octicon}}</button>
-			<button class="btn btn-sm function-button" id="function-help" title="Help">{{#octicon}}question{{/octicon}}</button>
+			<button
+				aria-label="{{tt.editor.function_bar.help}}"
+				class="btn btn-sm function-button"
+				data-help-text="{{help_text}}"
+				id="function-help"
+				title="{{tt.editor.function_bar.help}}"
+			>
+				{{#octicon}}question{{/octicon}}
+			</button>
     </div>
 
     <div id="gollum-editor-format-selector">

test/integration/test_editor.rb

@@ -0,0 +1,52 @@
+require_relative "../capybara_helper"
+
+context "editor interface" do
+  include Capybara::DSL
+
+  setup do
+    @path = cloned_testpath "examples/lotr.git"
+    @wiki = Gollum::Wiki.new @path
+
+    Precious::App.set :gollum_path, @path
+    Precious::App.set :wiki_options, {}
+
+    Capybara.app = Precious::App
+  end
+
+  teardown do
+    @path = nil
+    @wiki = nil
+
+    Capybara.reset_sessions!
+    Capybara.use_default_driver
+  end
+
+  test "editor renders help panel" do
+    visit "/create/new-article"
+
+    in_editor_toolbar do
+      click_on "Help"
+    end
+
+    help_widget = find "#gollum-editor-help"
+
+    within help_widget do
+      click_on "Miscellaneous"
+      click_on "Emoji"
+
+      assert_includes page.text,
+        "Gollum uses JoyPixels 4 for its emoji. To include one, wrap the "  \
+        "emoji name in colons and use underscores instead of spaces (e.g. " \
+        ":heart: or :point_up:)."
+    end
+
+  end
+
+  def in_editor_toolbar &block
+    return unless block_given?
+
+    within "#gollum-editor-function-bar" do
+      yield
+    end
+  end
+end