FIX: Toggling post's wiki status should not create a new version.

app/assets/javascripts/discourse/models/post.js.es6

@@ -70,7 +70,6 @@ const Post = RestModel.extend({
 
     return ajax(`/posts/${this.get('id')}/${field}`, { type: 'PUT', data }).then(() => {
       this.set(field, value);
-      this.incrementProperty("version");
     }).catch(popupAjaxError);
   },
 

app/assets/javascripts/discourse/widgets/post-edits-indicator.js.es6

@@ -23,19 +23,30 @@ export default createWidget('post-edits-indicator', {
 
   html(attrs) {
     let icon = 'pencil';
-    let titleKey = 'post.last_edited_on';
     const updatedAt = new Date(attrs.updated_at);
     let className = this.historyHeat(updatedAt);
+    const date = longDate(updatedAt);
+    let title;
 
     if (attrs.wiki) {
       icon = 'pencil-square-o';
-      titleKey = 'post.wiki_last_edited_on';
       className = `${className} wiki`;
+
+      if (attrs.version > 1) {
+        title = `${I18n.t('post.last_edited_on')} ${date}`;
+      } else {
+        title = I18n.t('post.wiki.about');
+      }
+    } else {
+      title = `${I18n.t('post.last_edited_on')} ${date}`;
     }
 
-    const contents = [attrs.version - 1, ' ', iconNode(icon)];
+    const contents = [
+      attrs.version > 1 ? attrs.version - 1 : '',
+      ' ',
+      iconNode(icon)
+    ];
 
-    const title = `${I18n.t(titleKey)} ${longDate(updatedAt)}`;
     return h('a', {
       className,
       attributes: { title }
@@ -43,7 +54,9 @@ export default createWidget('post-edits-indicator', {
   },
 
   click() {
-    if (this.attrs.canViewEditHistory) {
+    if (this.attrs.wiki && this.attrs.version === 1) {
+      this.sendWidgetAction('editPost');
+    } else if (this.attrs.canViewEditHistory) {
       this.sendWidgetAction('showHistory');
     }
   }

app/assets/javascripts/discourse/widgets/post.js.es6

@@ -167,7 +167,7 @@ createWidget('post-meta-data', {
       result.push(this.attach('post-email-indicator', attrs));
     }
 
-    if (attrs.version > 1) {
+    if (attrs.version > 1 || attrs.wiki) {
       result.push(this.attach('post-edits-indicator', attrs));
     }
 

app/controllers/posts_controller.rb

@@ -394,7 +394,7 @@ class PostsController < ApplicationController
     post = find_post_from_params
     guardian.ensure_can_wiki!(post)
 
-    post.revise(current_user, { wiki: params[:wiki] })
+    post.revise(current_user, { wiki: params[:wiki] }, { skip_revision: true })
 
     render nothing: true
   end

app/models/post.rb

@@ -132,7 +132,8 @@ class Post < ActiveRecord::Base
       updated_at: Time.now,
       user_id: user_id,
       last_editor_id: last_editor_id,
-      type: type
+      type: type,
+      version: version
     }.merge(options)
 
     if Topic.visible_post_types.include?(post_type)

config/locales/client.en.yml

@@ -1753,6 +1753,9 @@ en:
       via_auto_generated_email: "this post arrived via an auto generated email"
       whisper: "this post is a private whisper for moderators"
 
+      wiki:
+        about: "this post is a wiki"
+
       archetypes:
         save: 'Save Options'
 

spec/controllers/posts_controller_spec.rb

@@ -465,6 +465,20 @@ describe PostsController do
         expect(response).to be_forbidden
       end
 
+      it "toggle wiki status should not create a new version" do
+        admin = log_in(:admin)
+        another_user = Fabricate(:user)
+        another_post = Fabricate(:post, user: another_user)
+
+        expect { xhr :put, :wiki, post_id: another_post.id, wiki: 'true' }
+          .to_not change { another_post.reload.version }
+
+        another_admin = log_in(:admin)
+
+        expect { xhr :put, :wiki, post_id: another_post.id, wiki: 'false' }
+          .to_not change { another_post.reload.version }
+      end
+
       it "can wiki a post" do
         Guardian.any_instance.expects(:can_wiki?).with(post).returns(true)
 

test/javascripts/widgets/post-test.js.es6

@@ -30,6 +30,20 @@ widgetTest('wiki', {
   }
 });
 
+widgetTest('wiki without revision', {
+  template: '{{mount-widget widget="post" args=args editPost="editPost"}}',
+  setup() {
+    this.set('args', { wiki: true, version: 1, canViewEditHistory: true });
+    this.on('editPost', () => this.editPostCalled = true);
+  },
+  test(assert) {
+    click('.post-info .wiki');
+    andThen(() => {
+      assert.ok(this.editPostCalled, 'clicking wiki icon edits the post');
+    });
+  }
+});
+
 widgetTest('via-email', {
   template: '{{mount-widget widget="post" args=args showRawEmail="showRawEmail"}}',
   setup() {