only display inline HTML revision history on mobile

app/assets/javascripts/discourse/controllers/history_controller.js

@@ -12,7 +12,10 @@ Discourse.HistoryController = Discourse.ObjectController.extend(Discourse.ModalF
   viewMode: "side_by_side",
 
   refresh: function(postId, postVersion) {
-    this.set("loading", true);
+    this.setProperties({
+      loading: true,
+      viewMode: Discourse.Mobile.mobileView ? "inline" : "side_by_side"
+    });
 
     var self = this;
     Discourse.Post.loadRevision(postId, postVersion).then(function (result) {

app/assets/javascripts/discourse/templates/modal/history.js.handlebars

@@ -12,8 +12,10 @@
       </div>
       <div id="display-modes">
         <button {{bindAttr class=":btn displayingInline:btn-primary:standard"}} title="{{i18n post.revisions.displays.inline.title}}" {{action displayInline}}>{{{i18n post.revisions.displays.inline.button}}}</button>
-        <button {{bindAttr class=":btn displayingSideBySide:btn-primary:standard"}} title="{{i18n post.revisions.displays.side_by_side.title}}" {{action displaySideBySide}}>{{{i18n post.revisions.displays.side_by_side.button}}}</button>
-        <button {{bindAttr class=":btn displayingSideBySideMarkdown:btn-primary:standard"}} title="{{i18n post.revisions.displays.side_by_side_markdown.title}}" {{action displaySideBySideMarkdown}}>{{{i18n post.revisions.displays.side_by_side_markdown.button}}}</button>
+        {{#unless Discourse.Mobile.mobileView}}
+          <button {{bindAttr class=":btn displayingSideBySide:btn-primary:standard"}} title="{{i18n post.revisions.displays.side_by_side.title}}" {{action displaySideBySide}}>{{{i18n post.revisions.displays.side_by_side.button}}}</button>
+          <button {{bindAttr class=":btn displayingSideBySideMarkdown:btn-primary:standard"}} title="{{i18n post.revisions.displays.side_by_side_markdown.title}}" {{action displaySideBySideMarkdown}}>{{{i18n post.revisions.displays.side_by_side_markdown.button}}}</button>
+        {{/unless}}
       </div>
     </div>
     <div id="revision-details">

app/assets/stylesheets/mobile/history.scss

@@ -1,26 +1,121 @@
-// styles that apply to the popup that appears when you show the edit history
-// of a post
+// styles that apply to the popup that appears when you show the edit history of a post
 
-@import "../common/foundation/variables";
-@import "../common/foundation/mixins";
+@import "common/foundation/variables";
+@import "common/foundation/mixins";
 
 .modal.history-modal {
   .modal-inner-container {
-    min-width: 100%;
-    min-height: 100%;
+    min-width: 960px;
+    min-height: 500px;
+  }
+  #revision-controls {
+    float: left;
+    .btn[disabled]:hover {
+      color: #534d4b;
+    }
+  }
+  #display-modes {
+    text-align: right;
+    .btn-primary {
+      float: none;
+    }
+  }
+  #revision-details {
+    background-color: #eee;
+    padding: 5px;
+    margin-top: 10px;
+  }
+  #revisions {
+    word-wrap: break-word;
+  }
+  img {
+    max-width: 670px;
+    height: auto;
+  }
+  .inline-diff {
+    width: 670px;
+  }
+  .markdown {
+    font-family: monospace;
+    font-size: 12px;
+    width: 100%;
+    border-collapse: collapse;
+    border-spacing: 0px;
+    td {
+      width: 50%;
+      vertical-align: top;
+      max-width: 440px;
+      word-wrap: break-word;
+      white-space: pre-wrap;
+    }
+  }
+  .span8, .markdown {
+    img {
+      max-width: 400px;
+    }
+  }
+  ins, .diff-ins {
+    code, img {
+      border: 2px solid #405A04;
+    }
+    img {
+      opacity: .75;
+      filter: alpha(opacity=75);
+    }
+    a {
+      color: #2D4003;
+      text-decoration: none;
+    }
+  }
+  img.diff-ins, code.diff-ins {
+    border: 2px solid #405A04;
+  }
+  img.diff-ins {
+    opacity: .75;
+    filter: alpha(opacity=75);
+  }
+  .diff-ins {
+    background: #f9ffe1;
   }
-
   ins {
-    background: #e6ffe6;
+    color: #405A04;
+    background: #D1E1AD;
+  }
+  del, .diff-del {
+    code, img {
+      border: 2px solid #A82400;
+    }
+    img {
+      opacity: .5;
+      filter: alpha(opacity=50);
+    }
+    a {
+      color: #400E00;
+      text-decoration: none;
+    }
+  }
+  img.diff-del, code.diff-del {
+    border: 2px solid #A82400;
+  }
+  img.diff-del {
+    opacity: .5;
+    filter: alpha(opacity=50);
+  }
+  .diff-del {
+    background: #fff4f4;
   }
   del {
-    background: #ffe6e6;
+    color: #A82400;
+    background: #E5BDB2;
+  }
+  span.date {
+    font-weight: bold;
+  }
+  span.edit-reason {
+    background-color: #ffffcc;
+    padding: 3px 5px 5px 5px;
   }
   .modal-header {
     height: 42px;
-    padding-bottom: 10px;
   }
-  .modal-body {padding-top: 0px;}
 }
-
-.offset1 {display: none;}