Mobile markdown/preview tabs

refs #5652
- on mobile, add Markdown/Preview links to the editor footer that switch between the respective views
- temporary resolution to the inability to upload on mobile without access to the preview

core/client/app/components/gh-content-view-container.js

@@ -9,7 +9,9 @@ export default Ember.Component.extend({
     resizeService: Ember.inject.service(),
 
     calculatePreviewIsHidden: function () {
-        this.set('previewIsHidden', !this.$('.content-preview').is(':visible'));
+        if (this.$('.content-preview').length) {
+            this.set('previewIsHidden', !this.$('.content-preview').is(':visible'));
+        }
     },
 
     didInsertElement: function () {

core/client/app/components/gh-editor.js

@@ -54,5 +54,15 @@ export default Ember.Component.extend({
         previewPosition = scrollInfo.top * ratio;
 
         return previewPosition;
-    })
+    }),
+
+    activeTab: 'markdown',
+    markdownActive: Ember.computed.equal('activeTab', 'markdown'),
+    previewActive: Ember.computed.equal('activeTab', 'preview'),
+
+    actions: {
+        selectTab: function (tab) {
+            this.set('activeTab', tab);
+        }
+    }
 });

core/client/app/controllers/post-settings-menu.js

@@ -330,7 +330,7 @@ export default Ember.Controller.extend(SettingsMenuMixin, {
 
             // If errors, notify and exit.
             if (errMessage) {
-                this.showErrors(errMessage);
+                this.get('model.errors').add('post-setting-date', errMessage);
 
                 return;
             }
@@ -356,47 +356,45 @@ export default Ember.Controller.extend(SettingsMenuMixin, {
         },
 
         setMetaTitle: function (metaTitle) {
-            var self = this,
-                currentTitle = this.get('model.meta_title') || '';
+            var property = 'meta_title',
+                model = this.get('model'),
+                currentTitle = model.get(property) || '';
 
             // Only update if the title has changed
             if (currentTitle === metaTitle) {
                 return;
             }
 
-            this.set('model.meta_title', metaTitle);
+            model.set(property, metaTitle);
 
             // If this is a new post.  Don't save the model.  Defer the save
             // to the user pressing the save button
-            if (this.get('model.isNew')) {
+            if (model.get('isNew')) {
                 return;
             }
 
-            this.get('model').save().catch(function (errors) {
-                self.showErrors(errors);
-            });
+            model.save();
         },
 
         setMetaDescription: function (metaDescription) {
-            var self = this,
-                currentDescription = this.get('model.meta_description') || '';
+            var property = 'meta_description',
+                model = this.get('model'),
+                currentDescription = model.get(property) || '';
 
             // Only update if the description has changed
             if (currentDescription === metaDescription) {
                 return;
             }
 
-            this.set('model.meta_description', metaDescription);
+            model.set(property, metaDescription);
 
             // If this is a new post.  Don't save the model.  Defer the save
             // to the user pressing the save button
-            if (this.get('model.isNew')) {
+            if (model.get('isNew')) {
                 return;
             }
 
-            this.get('model').save().catch(function (errors) {
-                self.showErrors(errors);
-            });
+            model.save();
         },
 
         setCoverImage: function (image) {

core/client/app/mixins/editor-base-controller.js

@@ -224,10 +224,25 @@ export default Ember.Mixin.create({
         notifications.showNotification(message.htmlSafe(), {delayed: delay});
     },
 
-    showErrorNotification: function (prevStatus, status, errors, delay) {
+    showErrorAlert: function (prevStatus, status, errors, delay) {
         var message = this.messageMap.errors.post[prevStatus][status],
-            error = (errors && errors[0] && errors[0].message) || 'Unknown Error',
-            notifications = this.get('notifications');
+            notifications = this.get('notifications'),
+            error;
+
+        function isString(str) {
+            /*global toString*/
+            return toString.call(str) === '[object String]';
+        }
+
+        if (errors && isString(errors)) {
+            error = errors;
+        } else if (errors && errors[0] && isString(errors[0])) {
+            error = errors[0];
+        } else if (errors && errors[0] && errors[0].message && isString(errors[0].message)) {
+            error = errors[0].message;
+        } else {
+            error = 'Unknown Error';
+        }
 
         message += '<br />' + error;
 
@@ -306,7 +321,8 @@ export default Ember.Mixin.create({
                 });
             }).catch(function (errors) {
                 if (!options.silent) {
-                    self.showErrorNotification(prevStatus, self.get('model.status'), errors);
+                    errors = errors || self.get('model.errors.messages');
+                    self.showErrorAlert(prevStatus, self.get('model.status'), errors);
                 }
 
                 self.set('model.status', prevStatus);

core/client/app/styles/layouts/editor.css

@@ -73,15 +73,45 @@
     line-height: 1em;
 }
 .editor .floatingheader a {
+    padding: 5px 15px;
     color: var(--midgrey);
 }
+.editor .floatingheader a.active {
+    font-weight: bold;
+}
+.editor .floatingheader a:first-of-type {
+    padding-left: 0;
+}
+.editor .floatingheader a:last-of-type {
+    padding-right: 0;
+}
+.editor .floatingheader span a:not(:first-of-type) {
+    border-left: 1px solid #dfe1e3;
+}
+.editor .floatingheader .mobile-tabs {
+    display: none;
+}
 
 /* Switch to 1 col editor on small screens */
 @media (max-width: 1000px) {
-    .editor .entry-markdown {
-        width: 100%;
-    }
+    .editor .entry-markdown,
     .editor .entry-preview {
+        width: 100%;
+        border-left: none;
+    }
+    /* We can't use display:none here as we want to keep widths/heights
+     * so that scrolling is kept in sync */
+    .editor .entry-markdown:not(.active),
+    .editor .entry-preview:not(.active) {
+        visibility: hidden;
+        position: absolute;
+        z-index: -1;
+        height: 100%;
+    }
+    .editor .floatingheader .mobile-tabs {
+        display: inline;
+    }
+    .editor .floatingheader .desktop-tabs {
         display: none;
     }
 }

core/client/app/templates/editor/edit.hbs

@@ -1,7 +1,7 @@
 {{#gh-editor editorScrollInfo=editorScrollInfo as |ghEditor|}}
     <header class="view-header">
         {{#gh-view-title classNames="gh-editor-title" openMobileMenu="openMobileMenu"}}
-            {{gh-trim-focus-input type="text" id="entry-title" class="gh-input" placeholder="Your Post Title" value=model.titleScratch
+            {{gh-trim-focus-input type="text" id="entry-title"placeholder="Your Post Title" value=model.titleScratch
         tabindex="1" focus=shouldFocusTitle}}
         {{/gh-view-title}}
         <section class="view-actions">
@@ -22,9 +22,13 @@
     </header>
 
     <section class="view-container view-editor">
-        <section class="entry-markdown js-entry-markdown">
+        <section class="entry-markdown js-entry-markdown {{if ghEditor.markdownActive 'active'}}">
             <header class="floatingheader">
-                <span>Markdown</span>
+                <span class="desktop-tabs">Markdown</span>
+                <span class="mobile-tabs">
+                    <a href="#" {{action 'selectTab' 'markdown' target=ghEditor}} class="{{if ghEditor.markdownActive 'active'}}">Markdown</a>
+                    <a href="#" {{action 'selectTab' 'preview' target=ghEditor}} class="{{if ghEditor.previewActive 'active'}}">Preview</a>
+                </span>
                 <a class="markdown-help" href="" {{action "openModal" "markdown"}}><i class="icon-markdown"></i></a>
             </header>
             <section id="entry-markdown-content" class="entry-markdown-content">
@@ -32,10 +36,14 @@
             </section>
         </section>
 
-        <section class="entry-preview js-entry-preview">
+        <section class="entry-preview js-entry-preview {{if ghEditor.previewActive 'active'}}">
             <header class="floatingheader">
-                <span>Preview</span>
-                <span class="entry-word-count js-entry-word-count">{{gh-count-words model.scratch}}</span>
+                <span class="desktop-tabs">Preview</span>
+                <span class="mobile-tabs">
+                    <a href="#" {{action 'selectTab' 'markdown' target=ghEditor}} class="{{if ghEditor.markdownActive 'active'}}">Markdown</a>
+                    <a href="#" {{action 'selectTab' 'preview' target=ghEditor}} class="{{if ghEditor.previewActive 'active'}}">Preview</a>
+                </span>
+                <span class="entry-word-count">{{gh-count-words model.scratch}}</span>
             </header>
             <section class="entry-preview-content js-entry-preview-content">
                 {{gh-ed-preview classNames="rendered-markdown js-rendered-markdown"

core/client/app/templates/post-settings-menu.hbs

@@ -21,17 +21,18 @@
                 {{/if}}
 
                 <span class="input-icon icon-link">
-                    {{gh-input class="gh-input post-setting-slug" id="url" value=slugValue name="post-setting-slug" focus-out="updateSlug" selectOnClick="true" stopEnterKeyDownPropagation="true"}}
+                    {{gh-input class="post-setting-slug" id="url" value=slugValue name="post-setting-slug" focus-out="updateSlug" selectOnClick="true" stopEnterKeyDownPropagation="true"}}
                 </span>
                 {{gh-url-preview slug=slugValue tagName="p" classNames="description"}}
             </div>
 
-            <div class="form-group">
+            {{#gh-form-group errors=model.errors property="post-setting-date"}}
                 <label for="post-setting-date">Publish Date</label>
                 <span class="input-icon icon-calendar">
-                    {{gh-input class="gh-input post-setting-date" id="post-setting-date" value=publishedAtValue name="post-setting-date" focus-out="setPublishedAt" stopEnterKeyDownPropagation="true"}}
+                    {{gh-input class="post-setting-date" id="post-setting-date" value=publishedAtValue name="post-setting-date" focus-out="setPublishedAt" stopEnterKeyDownPropagation="true"}}
                 </span>
-            </div>
+                {{gh-error-message errors=model.errors property="post-setting-date"}}
+            {{/gh-form-group}}
 
             <div class="form-group">
                 <label for="tag-input">Tags</label>
@@ -104,17 +105,19 @@
 
         <div class="settings-menu-content">
             <form>
-            <div class="form-group">
+            {{#gh-form-group errors=model.errors property="meta_title"}}
                 <label for="meta-title">Meta Title</label>
-                {{gh-input class="gh-input post-setting-meta-title" id="meta-title" value=metaTitleScratch name="post-setting-meta-title" focus-out="setMetaTitle" stopEnterKeyDownPropagation="true"}}
+                {{gh-input class="post-setting-meta-title" id="meta-title" value=metaTitleScratch name="post-setting-meta-title" focus-out="setMetaTitle" stopEnterKeyDownPropagation="true"}}
                 <p>Recommended: <b>70</b> characters. You’ve used {{gh-count-down-characters metaTitleScratch 70}}</p>
-            </div>
+                {{gh-error-message errors=model.errors property="meta_title"}}
+            {{/gh-form-group}}
 
-            <div class="form-group">
+            {{#gh-form-group errors=model.errors property="meta_description"}}
                 <label for="meta-description">Meta Description</label>
                 {{gh-textarea class="gh-input post-setting-meta-description" id="meta-description" value=metaDescriptionScratch name="post-setting-meta-description" focus-out="setMetaDescription" stopEnterKeyDownPropagation="true"}}
                 <p>Recommended: <b>156</b> characters. You’ve used {{gh-count-down-characters metaDescriptionScratch 156}}</p>
-            </div>
+                {{gh-error-message errors=model.errors property="meta_description"}}
+            {{/gh-form-group}}
 
             <div class="form-group">
                 <label>Search Engine Result Preview</label>

core/client/app/validators/post.js

@@ -10,6 +10,11 @@ var PostValidator = BaseValidator.create({
             model.get('errors').add('title', 'You must specify a title for the post.');
             this.invalidate();
         }
+
+        if (!validator.isLength(title, 0, 150)) {
+            model.get('errors').add('title', 'Title cannot be longer than 150 characters.');
+            this.invalidate();
+        }
     },
 
     metaTitle: function (model) {