Deprecations: {{bind-attr}} is deprecated

app/assets/javascripts/admin/templates/backups_index.hbs

@@ -19,7 +19,7 @@
       <td>{{human-size backup.size}}</td>
       <td>
         <div class="pull-right">
-          <a {{bind-attr href="backup.link"}} class="btn download" title="{{i18n 'admin.backups.operations.download.title'}}">{{fa-icon "download"}}{{i18n 'admin.backups.operations.download.label'}}</a>
+          <a href={{backup.link}} class="btn download" title="{{i18n 'admin.backups.operations.download.title'}}">{{fa-icon "download"}}{{i18n 'admin.backups.operations.download.label'}}</a>
           {{#if status.model.isOperationRunning}}
             {{d-button icon="trash-o" action="destroyBackup" actionParam=backup class="btn-danger" disabled="true" title="admin.backups.operations.is_running"}}
             {{d-button icon="play" action="startRestore" actionParam=backup disabled=status.model.restoreDisabled title=restoreTitle label="admin.backups.operations.restore.label"}}

app/assets/javascripts/admin/templates/badges-show.hbs

@@ -134,7 +134,7 @@
     </div>
 
     <div class='buttons'>
-      <button {{action "save"}} {{bind-attr disabled=saving}} class='btn btn-primary'>{{i18n 'admin.badges.save'}}</button>
+      <button {{action "save"}} disabled={{saving}} class='btn btn-primary'>{{i18n 'admin.badges.save'}}</button>
       <span class='saving'>{{savingStatus}}</span>
       {{#unless readOnly}}
         <a {{action "destroy"}} class='delete-link'>{{i18n 'admin.badges.delete'}}</a>

app/assets/javascripts/admin/templates/components/admin-report-counts.hbs

@@ -5,7 +5,7 @@
   <a href="{{report.reportUrl}}">{{report.title}}</a>
 </td>
 <td class="value">{{report.todayCount}}</td>
-<td {{bind-attr class=":value report.yesterdayTrend"}} title="{{report.yesterdayCountTitle}}">{{report.yesterdayCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
+<td class="value {{report.yesterdayTrend}}" title={{report.yesterdayCountTitle}}>{{report.yesterdayCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
-<td {{bind-attr class=":value report.sevenDayTrend"}} title="{{report.sevenDayCountTitle}}">{{report.lastSevenDaysCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
+<td class="value {{report.sevenDayTrend}}" title={{report.sevenDayCountTitle}}>{{report.lastSevenDaysCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
-<td {{bind-attr class=":value report.thirtyDayTrend"}} title="{{report.thirtyDayCountTitle}}">{{report.lastThirtyDaysCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
+<td class="value {{report.thirtyDayTrend}}" title={{report.thirtyDayCountTitle}}>{{report.lastThirtyDaysCount}} {{fa-icon "caret-up" class="up"}} {{fa-icon "caret-down" class="down"}}</td>
 <td class="value">{{report.total}}</td>

app/assets/javascripts/admin/templates/components/permalink-form.hbs

@@ -2,4 +2,4 @@
 {{text-field value=url disabled=formSubmitted class="permalink-url" placeholderKey="admin.permalink.url" autocorrect="off" autocapitalize="off"}}
 {{combo-box content=permalinkTypes value=permalinkType}}
 {{text-field value=permalink_type_value disabled=formSubmitted class="external-url" placeholderKey=permalinkTypePlaceholder autocorrect="off" autocapitalize="off"}}
-<button class="btn" {{action "submit" target="view"}} {{bind-attr disabled="formSubmitted"}}>{{i18n 'admin.permalink.form.add'}}</button>
+<button class="btn" {{action "submit" target="view"}} disabled={{formSubmitted}}>{{i18n 'admin.permalink.form.add'}}</button>

app/assets/javascripts/admin/templates/components/setting-validation-message.hbs

@@ -1,4 +1,4 @@
-<div {{bind-attr class=":validation-error message::hidden"}}>
+<div class="validation-error {{unless message 'hidden'}}">
   {{fa-icon "times"}}
   {{message}}
 </div>

app/assets/javascripts/admin/templates/customize-css-html-show.hbs

@@ -28,7 +28,7 @@
           <li>{{#link-to 'adminCustomizeCssHtml.show' model.id 'embedded-css' replace=true}}{{i18n "admin.customize.embedded_css"}}{{/link-to}}</li>
         {{/if}}
         <li class='toggle-mobile'>
-          <a {{bind-attr class="mobile:active"}} {{action "toggleMobile"}}>{{fa-icon "mobile"}}</a>
+          <a class="{{if mobile 'active'}}" {{action "toggleMobile"}}>{{fa-icon "mobile"}}</a>
         </li>
         <li class='toggle-maximize'>
           <a {{action "toggleMaximize"}}>

app/assets/javascripts/admin/templates/customize_colors.hbs

@@ -3,7 +3,7 @@
   <ul>
     {{#each model as |scheme|}}
       {{#unless scheme.is_base}}
-        <li><a {{action "selectColorScheme" scheme}} {{bind-attr class="scheme.selected:active"}}>{{scheme.description}}</a></li>
+      <li><a {{action "selectColorScheme" scheme}} class="{{if scheme.selected 'active'}}">{{scheme.description}}</a></li>
       {{/unless}}
     {{/each}}
   </ul>
@@ -16,8 +16,8 @@
       <h1>{{text-field class="style-name" value=selectedItem.name}}</h1>
 
       <div class="controls">
-        <button {{action "save"}} {{bind-attr disabled="selectedItem.disableSave"}} class='btn'>{{i18n 'admin.customize.save'}}</button>
+        <button {{action "save"}} disabled={{selectedItem.disableSave}} class='btn'>{{i18n 'admin.customize.save'}}</button>
-        <button {{action "toggleEnabled"}} {{bind-attr disabled="selectedItem.disableEnable"}} class="btn">
+        <button {{action "toggleEnabled"}} disabled={{selectedItem.disableEnable}} class="btn">
           {{#if selectedItem.enabled}}
             {{i18n 'disable'}}
           {{else}}
@@ -26,7 +26,7 @@
         </button>
         <button {{action "copy" selectedItem}} class='btn'><i class="fa fa-copy"></i> {{i18n 'admin.customize.copy'}}</button>
         <button {{action "destroy"}} class='btn btn-danger'><i class="fa fa-trash-o"></i> {{i18n 'admin.customize.delete'}}</button>
-        <span {{bind-attr class=":saving selectedItem.savingStatus::hidden" }}>{{selectedItem.savingStatus}}</span>
+        <span class="saving {{unless selectedItem.savingStatus 'hidden'}}">{{selectedItem.savingStatus}}</span>
       </div>
 
       <br/>
@@ -51,16 +51,16 @@
         </thead>
         <tbody>
           {{#each colors as |c|}}
-            <tr {{bind-attr class="c.changed c.valid:valid:invalid"}}>
+            <tr class="{{if c.changed 'changed'}} {{if c.valid 'valid' 'invalid'}}">
-              <td class="name" {{bind-attr title="c.name"}}>
+              <td class="name" title={{c.name}}>
                 <b>{{c.translatedName}}</b>
                 <br/>
                 <span class="description">{{c.description}}</span>
               </td>
               <td class="hex">{{color-input hexValue=c.hex brightnessValue=c.brightness valid=c.valid}}</td>
               <td class="actions">
-                <button {{bind-attr class=":btn :revert c.savedIsOverriden::invisible"}} {{action "revert" c}} title="{{i18n 'admin.customize.colors.revert_title'}}">{{i18n 'revert'}}</button>
+                <button class="btn revert {{unless c.savedIsOverriden 'invisible'}}" {{action "revert" c}} title="{{i18n 'admin.customize.colors.revert_title'}}">{{i18n 'revert'}}</button>
-                <button {{bind-attr class=":btn :undo c.changed::invisible"}} {{action "undo" c}} title="{{i18n 'admin.customize.colors.undo_title'}}">{{i18n 'undo'}}</button>
+                <button class="btn undo {{unless c.changed 'invisible'}}" {{action "undo" c}} title="{{i18n 'admin.customize.colors.undo_title'}}">{{i18n 'undo'}}</button>
               </td>
             </tr>
           {{/each}}

app/assets/javascripts/admin/templates/dashboard.hbs

@@ -192,9 +192,9 @@
     <div class="dashboard-stats detected-problems">
       <div class="look-here">{{fa-icon "exclamation-triangle"}}</div>
       <div class="problem-messages">
-        <p {{bind-attr class="loadingProblems:invisible"}}>
+        <p class="{{if loadingProblems 'invisible'}}">
           {{i18n 'admin.dashboard.problems_found'}}
-          <ul {{bind-attr class="loadingProblems:invisible"}}>
+          <ul class="{{if loadingProblems 'invisible'}}">
             {{#each problems as |problem|}}
               <li>{{{problem}}}</li>
             {{/each}}

app/assets/javascripts/admin/templates/email_index.hbs

@@ -20,7 +20,7 @@
     {{text-field value=testEmailAddress placeholderKey="admin.email.test_email_address"}}
   </div>
   <div class='span10 controls'>
-    <button class='btn btn-primary' {{action "sendTestEmail"}} {{bind-attr disabled="sendTestEmailDisabled"}}>{{i18n 'admin.email.send_test'}}</button>
+    <button class='btn btn-primary' {{action "sendTestEmail"}} disabled={{sendTestEmailDisabled}}>{{i18n 'admin.email.send_test'}}</button>
     {{#if sentTestEmail}}<span class='result-message'>{{i18n 'admin.email.sent_test'}}</span>{{/if}}
   </div>
   {{/if}}

app/assets/javascripts/admin/templates/flags-list.hbs

@@ -10,7 +10,7 @@
     </thead>
     <tbody>
       {{#each flaggedPost in content}}
-        <tr {{bind-attr class="flaggedPost.extraClasses"}}>
+        <tr class={{flaggedPost.extraClasses}}>
 
           <td class='user'>
             {{#if flaggedPost.postAuthorFlagged}}

app/assets/javascripts/admin/templates/group.hbs

@@ -102,11 +102,12 @@
   {{/unless}}
 
   <div class='buttons'>
-    <button {{action "save"}} {{bind-attr disabled="disableSave"}} class='btn btn-primary'>{{i18n 'admin.customize.save'}}</button>
+    <button {{action "save"}} disabled={{disableSave}} class='btn btn-primary'>{{i18n 'admin.customize.save'}}</button>
     {{#unless model.automatic}}
       <button {{action "destroy"}} class='btn btn-danger'>{{fa-icon "trash-o"}}{{i18n 'admin.customize.delete'}}</button>
     {{/unless}}
-    <span {{bind-attr class=":saving savingStatus::hidden"}}>{{savingStatus}}</span>
+
+    <span class="saving {{unless savingStatus 'hidden'}}">{{savingStatus}}</span>
   </div>
 
 </form>

app/assets/javascripts/admin/templates/logs/screened_emails_list_item.hbs

@@ -1,5 +1,5 @@
 <div class="col first email">
-  <div class="overflow-ellipsis" {{bind-attr title="email"}}>{{email}}</div>
+  <div class="overflow-ellipsis" title={{email}}>{{email}}</div>
 </div>
 <div class="col action">{{actionName}}</div>
 <div class="col match_count">{{match_count}}</div>

app/assets/javascripts/admin/templates/logs/screened_urls_list_item.hbs

@@ -1,5 +1,5 @@
 <div class="col first domain">
-  <div class="overflow-ellipsis" {{bind-attr title="domain"}}>{{domain}}</div>
+  <div class="overflow-ellipsis" title={{domain}}>{{domain}}</div>
 </div>
 <div class="col action">{{actionName}}</div>
 <div class="col match_count">{{match_count}}</div>

app/assets/javascripts/admin/templates/logs/site_customization_change_modal.hbs

@@ -1,14 +1,14 @@
 <div>
   <ul class="nav nav-pills">
-    <li {{bind-attr class="newSelected:active"}}>
+    <li class="{{if newSelected 'active'}}">
       <a href {{action "selectNew"}}>{{i18n 'admin.logs.staff_actions.new_value'}}</a>
     </li>
-    <li {{bind-attr class="previousSelected:active"}}>
+    <li class="{{if previousSelected 'active'}}">
       <a href {{action "selectPrevious"}}>{{i18n 'admin.logs.staff_actions.previous_value'}}</a>
     </li>
   </ul>
   <div class="modal-body">
-    <div {{bind-attr class=":modal-tab :new-tab newSelected::invisible"}}>
+    <div class="modal-tab new-tab {{unless newSelected 'invisible'}}">
       {{#if model.new_value}}
         {{#with model.new_value}}
           {{partial "admin/templates/logs/site_customization_change_details"}}
@@ -17,7 +17,7 @@
         {{i18n 'admin.logs.staff_actions.deleted'}}
       {{/if}}
     </div>
-    <div {{bind-attr class=":modal-tab :previous-tab previousSelected::invisible"}}>
+    <div class="modal-tab previous-tab {{unless previousSelected 'invisible'}}">
       {{#if model.previous_value}}
         {{#with model.previous_value}}
           {{partial "admin/templates/logs/site_customization_change_details"}}

app/assets/javascripts/admin/templates/logs/staff_action_logs.hbs

@@ -1,5 +1,5 @@
 <div class="staff-action-logs-controls">
-  <a {{action "clearAllFilters"}} {{bind-attr class=":clear-filters :filter filtersExists::invisible"}}>
+  <a {{action "clearAllFilters"}} class="clear-filters filter {{unless filtersExists 'invisible'}}">
     <span class="label">{{i18n 'admin.logs.staff_actions.clear_filters'}}</span>
   </a>
   {{#if actionFilter}}

app/assets/javascripts/admin/templates/logs/staff_action_logs_list_item.hbs

@@ -11,7 +11,7 @@
     <a {{action "filterByTargetUser" target_user}} class="btn btn-small">{{target_user.username}}</a>
   {{/if}}
   {{#if subject}}
-    <a {{action "filterBySubject" subject}} {{bind-attr title="subject"}}  class="btn btn-small">{{subject}}</a>
+    <a {{action "filterBySubject" subject}} title={{subject}}  class="btn btn-small">{{subject}}</a>
   {{/if}}
 </div>
 <div class="col value created_at">{{age-with-tooltip created_at}}</div>

app/assets/javascripts/admin/templates/modal/admin_edit_badge_groupings.hbs

@@ -10,10 +10,10 @@
           {{wc.displayName}}
         {{/if}}
         <div class='actions'>
-          <button {{action "edit" wc}} class="btn no-text" {{bind-attr disabled="wc.system"}}>{{fa-icon 'pencil'}}</button>
+          <button {{action "edit" wc}} class="btn no-text" disabled={{wc.system}}>{{fa-icon 'pencil'}}</button>
           <button {{action "up" wc}} class="btn no-text">{{fa-icon 'toggle-up'}}</button>
           <button {{action "down" wc}} class="btn no-text">{{fa-icon 'toggle-down'}}</button>
-          <button {{action "delete" wc}} class="btn no-text btn-danger" {{bind-attr disabled="wc.system"}}>{{fa-icon 'times'}}</button>
+          <button {{action "delete" wc}} class="btn no-text btn-danger" disabled={{wc.system}}>{{fa-icon 'times'}}</button>
         </div>
       </li>
     {{/each}}
@@ -22,6 +22,6 @@
   <button class='btn' {{action "add"}}>{{i18n 'admin.badges.new'}}</button>
 </div>
 <div class="modal-footer">
-  <button class='btn btn-primary' {{action "saveAll"}} {{bind-attr disabled="submitDisabled"}}>{{i18n 'admin.badges.save'}}</button>
+  <button class='btn btn-primary' {{action "saveAll"}} disabled={{submitDisabled}}>{{i18n 'admin.badges.save'}}</button>
   <a {{action "cancel"}}>{{i18n 'cancel'}}</a>
 </div>

app/assets/javascripts/admin/templates/modal/admin_suspend_user.hbs

@@ -10,6 +10,6 @@
   </form>
 </div>
 <div class="modal-footer">
-  <button class='btn btn-danger' {{action "suspend"}} {{bind-attr disabled="submitDisabled"}}><i class='fa fa-ban'></i>{{i18n 'admin.user.suspend'}}</button>
+  <button class='btn btn-danger' {{action "suspend"}} disabled={{submitDisabled}}><i class='fa fa-ban'></i>{{i18n 'admin.user.suspend'}}</button>
   <a {{action "closeModal"}}>{{i18n 'cancel'}}</a>
 </div>

app/assets/javascripts/admin/templates/plugins-index.hbs

@@ -25,7 +25,7 @@
         <tr>
           <td>
             {{#if plugin.url}}
-              <a {{bind-attr href=plugin.url}} target="_blank">{{plugin.name}}</a>
+              <a href={{plugin.url}} target="_blank">{{plugin.name}}</a>
             {{else}}
               {{plugin.name}}
             {{/if}}

app/assets/javascripts/admin/templates/user-index.hbs

@@ -288,7 +288,7 @@
     </div>
   </div>
 
-  <div {{bind-attr class=":display-row model.isSuspended:highlight-danger"}}>
+    <div class="display-row {{if model.isSuspended 'highlight-danger'}}">
     <div class='field'>{{i18n 'admin.user.suspended'}}</div>
     <div class='value'>{{model.isSuspended}}</div>
     <div class='controls'>
@@ -325,7 +325,7 @@
     </div>
   {{/if}}
 
-  <div {{bind-attr class=":display-row model.blocked:highlight-danger"}}>
+  <div class="display-row {{if model.blocked 'highlight-danger'}}">
     <div class='field'>{{i18n 'admin.user.blocked'}}</div>
     <div class='value'>{{model.blocked}}</div>
     <div class='controls'>

app/assets/javascripts/admin/templates/user-tl3-requirements.hbs

@@ -24,7 +24,7 @@
     <tbody>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.visits'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.days_visited:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.days_visited 'fa-check' 'fa-times'}}"></i></td>
         <td>
           {{model.tl3Requirements.days_visited_percent}}% ({{model.tl3Requirements.days_visited}} / {{model.tl3Requirements.time_period}} {{i18n 'admin.user.tl3_requirements.days'}})
         </td>
@@ -32,67 +32,67 @@
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.topics_replied_to'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.topics_replied_to:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.topics_replied_to 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_topics_replied_to}}</td>
         <td>{{model.tl3Requirements.min_topics_replied_to}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.topics_viewed'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.topics_viewed:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.topics_viewed 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.topics_viewed}}</td>
         <td>{{model.tl3Requirements.min_topics_viewed}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.topics_viewed_all_time'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.topics_viewed_all_time:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.topics_viewed_all_time 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.topics_viewed_all_time}}</td>
         <td>{{model.tl3Requirements.min_topics_viewed_all_time}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.posts_read'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.posts_read:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.posts_read 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.posts_read}}</td>
         <td>{{model.tl3Requirements.min_posts_read}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.posts_read_all_time'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.posts_read_all_time:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.posts_read_all_time 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.posts_read_all_time}}</td>
         <td>{{model.tl3Requirements.min_posts_read_all_time}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.flagged_posts'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.flagged_posts:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.flagged_posts 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_flagged_posts}}</td>
         <td>{{i18n 'max_of_count' count=model.tl3Requirements.max_flagged_posts}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.flagged_by_users'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.flagged_by_users:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.flagged_by_users 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_flagged_by_users}}</td>
         <td>{{i18n 'max_of_count' count=model.tl3Requirements.max_flagged_by_users}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.likes_given'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.likes_given:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.likes_given 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_likes_given}}</td>
         <td>{{model.tl3Requirements.min_likes_given}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.likes_received'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.likes_received:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.likes_received 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_likes_received}}</td>
         <td>{{model.tl3Requirements.min_likes_received}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.likes_received_days'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.likes_received_days:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.likes_received_days 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_likes_received_days}}</td>
         <td>{{model.tl3Requirements.min_likes_received_days}}</td>
       </tr>
       <tr>
         <th>{{i18n 'admin.user.tl3_requirements.likes_received_users'}}</th>
-        <td><i {{bind-attr class=":fa model.tl3Requirements.met.likes_received_users:fa-check:fa-times"}}></i></td>
+        <td><i class="fa {{if model.tl3Requirements.met.likes_received_users 'fa-check' 'fa-times'}}"></i></td>
         <td>{{model.tl3Requirements.num_likes_received_users}}</td>
         <td>{{model.tl3Requirements.min_likes_received_users}}</td>
       </tr>

app/assets/javascripts/admin/templates/users-list-show.hbs

@@ -42,7 +42,7 @@
       </tr>
 
       {{#each model as |user|}}
-        <tr {{bind-attr class="user.selected user.active::not-activated"}}>
+        <tr class="{{user.selected}} {{unless user.active 'not-activated'}}">
           {{#if controller.showApproval}}
             <td>
               {{#if user.can_approve}}

app/assets/javascripts/admin/templates/version-checks.hbs

@@ -1,4 +1,4 @@
-<div {{bind-attr class=":dashboard-stats :version-check versionCheck.critical_updates:critical:normal"}}>
+<div class="dashboard-stats version-check {{if versionCheck.critical_updates 'critical' 'normal'}}">
   <table class="table table-condensed table-hover">
     <thead>
       {{custom-html 'upgrade-header'}}
@@ -11,7 +11,7 @@
     {{#unless loading}}
       <tbody>
         <td class="title">{{i18n 'admin.dashboard.version'}}</td>
-        <td class="version-number"><a {{bind-attr href="versionCheck.gitLink"}} target="_blank">{{dash-if-empty versionCheck.installed_describe}}</a></td>
+        <td class="version-number"><a href={{versionCheck.gitLink}} target="_blank">{{dash-if-empty versionCheck.installed_describe}}</a></td>
 
         {{#if versionCheck.noCheckPerformed}}
           <td class="version-number">&mdash;</td>
@@ -46,7 +46,7 @@
               {{#if versionCheck.upToDate }}
               <span class='icon up-to-date'>{{fa-icon "smile-o"}}</span>
               {{else}}
-                <span {{bind-attr class=":icon versionCheck.critical_updates:critical-updates-available:updates-available"}}>
+                <span class="icon {{if versionCheck.critical_updates 'critical-updates-available' 'updates-available'}}">
                   {{#if versionCheck.behindByOneVersion}}
                     {{fa-icon "meh-o"}}
                   {{else}}

app/assets/javascripts/discourse/lib/mobile.js.es6

@@ -10,7 +10,7 @@ const Mobile = {
     this.isMobileDevice = mobileForced || $html.hasClass('mobile-device');
     this.mobileView = mobileForced || $html.hasClass('mobile-view');
 
-    if (mobileForced) { return; }
+    if (Ember.testing || mobileForced) { return; }
 
     try{
       if (window.location.search.match(/mobile_view=1/)){

app/assets/javascripts/discourse/templates/components/avatar-uploader.hbs

@@ -1,6 +1,6 @@
-<label class="btn" {{bind-attr disabled="uploading"}} title="{{i18n 'user.change_avatar.upload_title'}}">
+<label class="btn" disabled={{uploading}} title="{{i18n 'user.change_avatar.upload_title'}}">
   {{fa-icon "picture-o"}}&nbsp;{{uploadButtonText}}
-  <input {{bind-attr disabled="uploading"}} type="file" accept="image/*" style="visibility: hidden; position: absolute;" />
+  <input disabled={{uploading}} type="file" accept="image/*" style="visibility: hidden; position: absolute;" />
 </label>
 {{#if uploading}}
   <span>{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>

app/assets/javascripts/discourse/templates/components/category-drop.hbs

@@ -16,10 +16,10 @@
 
 {{#if categories}}
   <a href {{action "expand"}} class={{dropdownButtonClass}} style={{badgeStyle}}><i class={{iconClass}}></i></a>
-  <section {{bind-attr class="expanded::hidden :category-dropdown-menu :chooser"}}>
+  <section class="{{unless expanded 'hidden'}} category-dropdown-menu chooser}}">
-    <div class='cat'><a {{bind-attr href=allCategoriesUrl}} data-drop-close="true" class='badge-category home'>{{allCategoriesLabel}}</a></div>
+    <div class='cat'><a href={{allCategoriesUrl}} data-drop-close="true" class='badge-category home'>{{allCategoriesLabel}}</a></div>
     {{#if subCategory}}
-      <div class='cat'><a {{bind-attr href=noCategoriesUrl}} data-drop-close="true" class='badge-category home'>{{i18n 'categories.no_subcategory'}}</a></div>
+      <div class='cat'><a href={{noCategoriesUrl}} data-drop-close="true" class='badge-category home'>{{i18n 'categories.no_subcategory'}}</a></div>
     {{/if}}
     {{#if renderCategories}}
       {{#each categories as |c|}}<div class='cat'>{{category-link c allowUncategorized=true hideParent=subCategory}}</div>{{/each}}

app/assets/javascripts/discourse/templates/components/emoji-uploader.hbs

@@ -1,5 +1,5 @@
 {{text-field name="name" placeholderKey="admin.emoji.name" value=name}}
-<label {{bind-attr class=":btn :btn-primary addDisabled:disabled"}}>
+<label class="btn btn-primary {{if addDisabled 'disabled'}}">
   {{fa-icon "plus"}}
   {{i18n 'admin.emoji.add'}}
   <input disabled={{addDisabled}} type="file" accept=".png,.gif" style="visibility: hidden; position: absolute;" />

app/assets/javascripts/discourse/templates/components/flag-action-type.hbs

@@ -4,7 +4,7 @@
     <label class='radio'><input type='radio' id="radio_{{unbound flag.name_key}}" {{action "changePostActionType" flag}} name='post_action_type_index'> <span class='description'>{{{flag.description}}}</span></label>
     {{#if showMessageInput}}
       {{textarea name="message" class="flag-message" placeholder=customPlaceholder value=message}}
-      <div {{bind-attr class=":custom-message-length customMessageLengthClasses"}}>{{customMessageLength}}</div>
+      <div class="custom-message-length {{customMessageLengthClasses}}">{{customMessageLength}}</div>
     {{/if}}
   </div>
   {{#if staffFlagsAvailable}}
@@ -21,7 +21,7 @@
     </label>
     {{#if showMessageInput}}
       {{textarea name="message" class="flag-message" placeholder=customPlaceholder value=message}}
-      <div {{bind-attr class=":custom-message-length customMessageLengthClasses"}}>{{customMessageLength}}</div>
+      <div class="custom-message-length {{customMessageLengthClasses}}">{{customMessageLength}}</div>
     {{/if}}
   </div>
 {{/if}}

app/assets/javascripts/discourse/templates/components/group-selector.hbs

@@ -1 +1 @@
-<input class='ember-text-field group-names' type="text" {{bind-attr placeholder="placeholder"}} name="groups">
+<input class='ember-text-field group-names' type="text" placeholder={{placeholder}} name="groups">

app/assets/javascripts/discourse/templates/components/image-uploader.hbs

@@ -2,11 +2,11 @@
   <div class="image-upload-controls">
     <label class="btn pad-left no-text {{if uploading 'disabled'}}">
       {{fa-icon "picture-o"}}
-      <input {{bind-attr disabled="uploading"}} type="file" accept="image/*" style="visibility: hidden; position: absolute;" />
+      <input disabled={{uploading}} type="file" accept="image/*" style="visibility: hidden; position: absolute;" />
     </label>
     {{#if backgroundStyle}}
       <button {{action "trash"}} class="btn btn-danger pad-left no-text">{{fa-icon "trash-o"}}</button>
     {{/if}}
-    <span {{bind-attr class=":btn uploading::hidden"}}>{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
+    <span class="btn {{unless uploading 'hidden'}}">{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
   </div>
 </div>

app/assets/javascripts/discourse/templates/components/login-buttons.hbs

@@ -1,3 +1,3 @@
 {{#each buttons as |b|}}
-  <button {{bind-attr class=":btn :btn-social b.name"}} {{action "externalLogin" b}}>{{b.title}}</button>
+  <button class="btn btn-social {{b.name}}" {{action "externalLogin" b}}>{{b.title}}</button>
 {{/each}}

app/assets/javascripts/discourse/templates/components/period-chooser.hbs

@@ -1,7 +1,7 @@
 <h2>{{period-title period showDateRange=true}}</h2>
 <button>{{fa-icon "caret-down"}}</button>
 
-<div id='period-popup' {{bind-attr class="showPeriods::hidden :period-popup"}}>
+<div id='period-popup' class="{{unless showPeriods 'hidden'}} period-popup">
   <ul>
     {{#each site.periods as |p|}}
       <li><a href {{action "changePeriod" p}}>{{period-title p showDateRange=true}}</a></li>

app/assets/javascripts/discourse/templates/components/share-source.hbs

@@ -1,6 +1,6 @@
 <a href {{action "share" source}} title="{{unbound source.title}}" aria-label="{{unbound source.title}}" >
   {{#if source.faIcon}}
-    <i {{bind-attr class=":fa source.faIcon"}}></i>
+    <i class="fa {{source.faIcon}}"></i>
   {{else}}
     {{{source.htmlIcon}}}
   {{/if}}

app/assets/javascripts/discourse/templates/components/tag-drop.hbs

@@ -1,14 +1,14 @@
 {{#if showTagDropdown}}
   {{#if tagId}}
-    <a href {{action "expand"}} {{bind-attr class=":badge-category tagClass"}}>{{tagId}}</a>
+    <a href {{action "expand"}} class="badge-category {{tagClass}}">{{tagId}}</a>
   {{else}}
-    <a href {{action "expand"}} {{bind-attr class=":badge-category tagClass :home"}}>{{allTagsLabel}}</a>
+    <a href {{action "expand"}} class="badge-category {{tagClass}} home">{{allTagsLabel}}</a>
   {{/if}}
 
   {{#if tags}}
     <a href {{action "expand"}} class={{dropdownButtonClass}}><i class={{iconClass}}></i></a>
-    <section {{bind-attr class="expanded::hidden :category-dropdown-menu :chooser"}}>
+    <section class="{{unless expanded 'hidden'}} category-dropdown-menu chooser">
-      <div class='cat'><a {{bind-attr href=allTagsUrl}} data-drop-close="true" class='badge-category home'>{{allTagsLabel}}</a></div>
+      <div class='cat'><a href={{allTagsUrl}} data-drop-close="true" class='badge-category home'>{{allTagsLabel}}</a></div>
       {{#if renderTags}}
         {{#each tags as |t|}}
           <div class='cat'>

app/assets/javascripts/discourse/templates/composer.hbs

@@ -100,7 +100,7 @@
             {{#if canEditTags}}
               {{tag-chooser tags=model.tags tabIndex="4"}}
             {{/if}}
-            <button {{action "save"}} tabindex="5" {{bind-attr class=":btn :btn-primary :create disableSubmit:disabled"}} title="{{i18n 'composer.title'}}">{{{model.saveIcon}}}{{model.saveText}}</button>
+            <button {{action "save"}} tabindex="5" class="btn btn-primary create {{if disableSubmit 'disabled'}}" title="{{i18n 'composer.title'}}">{{{model.saveIcon}}}{{model.saveText}}</button>
             <a href {{action "cancel"}} class='cancel' tabindex="6">{{i18n 'cancel'}}</a>
 
             {{#if site.mobileView}}

app/assets/javascripts/discourse/templates/discovery/categories.hbs

@@ -10,7 +10,7 @@
       </thead>
       <tbody>
         {{#each model.categories as |c|}}
-          <tr data-category_id='{{unbound c.id}}' {{bind-attr class="c.description_excerpt:has-description:no-description c.logo_url:has-logo:no-logo"}}>
+          <tr data-category_id='{{unbound c.id}}' class="{{if c.description_excerpt 'has-description' 'no-description'}} {{if c.logo_url 'has-logo' 'no-logo'}}">
             <td class='category' style={{border-color c.color}}>
               <div>
                 {{category-title-link category=c}}
@@ -38,7 +38,7 @@
                 {{featured-topic topic=f latestTopicOnly=latestTopicOnly action="showTopicEntrance"}}
               {{/each}}
             </td>
-            <td class='stats' {{bind-attr title="c.topicStatsTitle"}}>
+            <td class='stats' title={{c.topicStatsTitle}}>
               <table class="categoryStats">
                 <tbody>
                 {{#each c.topicCountStats as |s|}}

app/assets/javascripts/discourse/templates/exception.hbs

@@ -3,7 +3,7 @@
     <div class="face">:(</div>
     <div class="reason">{{reason}}</div>
     <div class="url">
-      {{i18n 'errors.prev_page'}} <a {{bind-attr href=requestUrl}} data-auto-route="true">{{requestUrl}}</a>
+      {{i18n 'errors.prev_page'}} <a href={{requestUrl}} data-auto-route="true">{{requestUrl}}</a>
     </div>
     <div class="desc">
       {{#if networkFixed}}

app/assets/javascripts/discourse/templates/mobile/components/basic-topic-list.hbs

@@ -3,7 +3,7 @@
     <table class="topic-list">
       <tbody>
       {{#each topics as |t|}}
-        <tr {{bind-attr class="t.archived"}} data-topic-id={{t.id}}>
+        <tr class="{{if t.archived 'archived'}}" data-topic-id={{t.id}}>
           <td>
             <div class='main-link'>
               {{topic-status topic=t}}

app/assets/javascripts/discourse/templates/mobile/discovery/categories.hbs

@@ -16,7 +16,7 @@
       {{/if}}
 
       {{#each c.topics as |t|}}
-        <tr {{bind-attr class="t.archived :category-topic-link"}}>
+        <tr class="{{if t.archived 'archived'}} category-topic-link">
           <td class='main-link'>
             <div class='topic-inset'>
               {{topic-status topic=t}}

app/assets/javascripts/discourse/templates/mobile/modal/login.hbs

@@ -31,7 +31,7 @@
     </form>
   {{/if}}
   {{authMessage}}
-  <div id='login-alert' {{bind-attr class="alertClass"}}>{{alert}}</div>
+  <div id='login-alert' class={{alertClass}}>{{alert}}</div>
 </div>
 <div class="modal-footer">
   {{#if authenticate}}
@@ -39,7 +39,7 @@
   {{/if}}
   {{#if canLoginLocal}}
     <button class='btn btn-large btn-primary'
-      {{bind-attr disabled="loginDisabled"}}
+      disabled={{loginDisabled}}
       {{action "login"}}>
         <i class="fa fa-unlock"></i>&nbsp;{{loginButtonText}}
     </button>

app/assets/javascripts/discourse/templates/modal/bulk_notification_level.hbs

@@ -7,4 +7,4 @@
   </div>
 {{/each}}
 
-<button class='btn' {{bind-attr disabled="disabled"}} {{action "changeNotificationLevel"}}>{{i18n 'topics.bulk.notification_level'}}</button>
+<button class='btn' disabled={{disabled}} {{action "changeNotificationLevel"}}>{{i18n 'topics.bulk.notification_level'}}</button>

app/assets/javascripts/discourse/templates/modal/change-owner.hbs

@@ -12,5 +12,5 @@
 </div>
 
 <div class="modal-footer">
-    <button class='btn btn-primary' {{bind-attr disabled="buttonDisabled"}} {{action "changeOwnershipOfPosts"}}>{{buttonTitle}}</button>
+  <button class='btn btn-primary' disabled={{buttonDisabled}} {{action "changeOwnershipOfPosts"}}>{{buttonTitle}}</button>
 </div>

app/assets/javascripts/discourse/templates/modal/change-timestamp.hbs

@@ -3,7 +3,7 @@
     {{i18n 'topic.change_timestamp.instructions'}}
   </p>
 
-  <p {{bind-attr class=":alert :alert-error validTimestamp::hidden"}}>
+  <p class="alert alert-error {{unless validTimestamp 'hidden'}}">
     {{i18n 'topic.change_timestamp.invalid_timestamp'}}
   </p>
 
@@ -16,5 +16,5 @@
 </div>
 
 <div class="modal-footer">
-  <button class="btn btn-primary" {{bind-attr disabled="buttonDisabled"}} {{action "changeTimestamp"}}>{{buttonTitle}}</button>
+  <button class="btn btn-primary" disabled={{buttonDisabled}} {{action "changeTimestamp"}}>{{buttonTitle}}</button>
 </div>

app/assets/javascripts/discourse/templates/modal/create-account.hbs

@@ -64,7 +64,7 @@
             <td></td>
             <td>
               <label>{{passwordInstructions}}</label>
-              <div {{bind-attr class=":caps-lock-warning capsLockOn::invisible"}}><i class="fa fa-exclamation-triangle"></i> {{i18n 'login.caps_lock_warning'}}</div>
+              <div class="caps-lock-warning {{unless capsLockOn 'invisible'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'login.caps_lock_warning'}}</div>
             </td>
           </tr>
         {{/if}}
@@ -94,7 +94,7 @@
 
   {{#if showCreateForm}}
     <div class="modal-footer">
-      <button class='btn btn-large btn-primary' {{bind-attr disabled="submitDisabled"}} {{action "createAccount"}}>{{i18n 'create_account.title'}}</button>
+      <button class='btn btn-large btn-primary' disabled={{submitDisabled}} {{action "createAccount"}}>{{i18n 'create_account.title'}}</button>
       {{#conditional-loading-spinner condition=formSubmitted size="small"}}
         <button class="btn btn-large" id="login-link" {{action "showLogin"}}>
           {{i18n 'log_in'}}

app/assets/javascripts/discourse/templates/modal/flag.hbs

@@ -16,17 +16,17 @@
 
 </div>
 <div class="modal-footer">
-  <button class='btn btn-primary' {{action "createFlag"}} {{bind-attr disabled="submitDisabled"}} title="{{i18n 'flagging.submit_tooltip'}}">{{{submitText}}}</button>
+  <button class='btn btn-primary' {{action "createFlag"}} disabled={{submitDisabled}} title="{{i18n 'flagging.submit_tooltip'}}">{{{submitText}}}</button>
 
   {{#if canSendWarning}}
-    <button class="btn btn-danger" {{action "createFlagAsWarning" }} {{bind-attr disabled="submitDisabled"}} title="{{i18n 'flagging.official_warning'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'flagging.official_warning'}}</button>
+    <button class="btn btn-danger" {{action "createFlagAsWarning" }} disabled={{submitDisabled}} title="{{i18n 'flagging.official_warning'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'flagging.official_warning'}}</button>
   {{/if}}
 
   {{#if canTakeAction}}
-    <button class='btn btn-danger' {{action "takeAction"}} {{bind-attr disabled="submitDisabled"}} title="{{i18n 'flagging.take_action_tooltip'}}"><i class="fa fa-gavel"></i>{{i18n 'flagging.take_action'}}</button>
+    <button class='btn btn-danger' {{action "takeAction"}} disabled={{submitDisabled}} title="{{i18n 'flagging.take_action_tooltip'}}"><i class="fa fa-gavel"></i>{{i18n 'flagging.take_action'}}</button>
   {{/if}}
 
   {{#if canDeleteSpammer}}
-    <button class="btn btn-danger" {{action "deleteSpammer" userDetails}} {{bind-attr disabled="submitDisabled"}} title="{{i18n 'flagging.delete_spammer'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'flagging.delete_spammer'}}</button>
+    <button class="btn btn-danger" {{action "deleteSpammer" userDetails}} disabled={{submitDisabled}} title="{{i18n 'flagging.delete_spammer'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'flagging.delete_spammer'}}</button>
   {{/if}}
 </div>

app/assets/javascripts/discourse/templates/modal/forgot-password.hbs

@@ -4,6 +4,6 @@
       {{text-field value=accountEmailOrUsername placeholderKey="login.email_placeholder" id="username-or-email" autocorrect="off" autocapitalize="off"}}
     </div>
     <div class="modal-footer">
-      <button class='btn btn-large btn-primary' {{bind-attr disabled="submitDisabled"}} {{action "submit"}}>{{i18n 'forgot_password.reset'}}</button>
+      <button class='btn btn-large btn-primary' disabled={{submitDisabled}} {{action "submit"}}>{{i18n 'forgot_password.reset'}}</button>
     </div>
 </form>

app/assets/javascripts/discourse/templates/modal/history.hbs

@@ -3,7 +3,7 @@
     <div id="revision-controls">
       {{d-button action="loadFirstVersion" icon="fast-backward" title="post.revisions.controls.first" disabled=loadFirstDisabled}}
       {{d-button action="loadPreviousVersion" icon="backward" title="post.revisions.controls.previous" disabled=loadPreviousDisabled}}
-      <div id="revision-numbers" {{bind-attr class="displayRevisions::invisible"}}>
+      <div id="revision-numbers" class="{{unless displayRevisions 'invisible'}}">
         {{#conditional-loading-spinner condition=loading size="small"}}
           {{boundI18n revisionsTextKey previousBinding="previousVersion" currentBinding="model.current_version" totalBinding="model.version_count"}}
         {{/conditional-loading-spinner}}
@@ -44,7 +44,7 @@
       {{/if}}
     {{/unless}}
   </div>
-  <div id="revisions" data-post-id="{{model.post_id}}" {{bind-attr class="hiddenClasses"}}>
+  <div id="revisions" data-post-id="{{model.post_id}}" class={{hiddenClasses}}>
     {{#if model.title_changes}}
       <div class="row">
         <h2>{{{titleDiff}}}</h2>

app/assets/javascripts/discourse/templates/modal/login.hbs

@@ -26,7 +26,7 @@
           </tr>
           <tr>
             <td></td>
-            <td><div {{bind-attr class=":caps-lock-warning capsLockOn::invisible"}}><i class="fa fa-exclamation-triangle"></i> {{i18n 'login.caps_lock_warning'}}</div></td>
+            <td><div class="caps-lock-warning {{unless capsLockOn 'invisible'}}"><i class="fa fa-exclamation-triangle"></i> {{i18n 'login.caps_lock_warning'}}</div></td>
             <td></td>
           </tr>
         </table>
@@ -34,12 +34,12 @@
     </form>
   {{/if}}
   {{authMessage}}
-  <div id='login-alert' {{bind-attr class="alertClass"}}>{{alert}}</div>
+  <div id='login-alert' class={{alertClass}}>{{alert}}</div>
 </div>
 <div class="modal-footer">
   {{#if canLoginLocal}}
     <button class="btn btn-large btn-primary"
-      {{bind-attr disabled="loginDisabled"}}
+      disabled={{loginDisabled}}
       {{action "login"}}>
         <i class="fa fa-unlock"></i>&nbsp;{{loginButtonText}}
     </button>

app/assets/javascripts/discourse/templates/preferences/card-badge.hbs

@@ -16,7 +16,7 @@
 
     <div class="control-group">
       <div class="controls">
-        <button class="btn btn-primary" {{bind-attr disabled=disableSave}} {{action "save"}}>{{savingStatus}}</button>
+        <button class="btn btn-primary" disabled={{disableSave}} {{action "save"}}>{{savingStatus}}</button>
         {{#if saved}}{{i18n 'saved'}}{{/if}}
       </div>
     </div>

app/assets/javascripts/discourse/templates/share.hbs

@@ -1,7 +1,7 @@
 {{#if link}}
   <h3>{{title}}</h3>
 
-  {{#if controller.date}}
+  {{#if date}}
     <span class="date">{{displayDate}}</span>
   {{/if}}
 

app/assets/javascripts/discourse/templates/user/badge-title.hbs

@@ -16,7 +16,7 @@
 
     <div class="control-group">
       <div class="controls">
-        <button class="btn btn-primary" {{bind-attr disabled=disableSave}} {{action "save"}}>{{savingStatus}}</button>
+        <button class="btn btn-primary" disabled={{disableSave}} {{action "save"}}>{{savingStatus}}</button>
         {{#if saved}}{{i18n 'saved'}}{{/if}}
       </div>
     </div>

app/assets/javascripts/discourse/templates/user/email.hbs

@@ -39,7 +39,7 @@
 
       <div class="control-group">
         <div class="controls">
-            <button {{action "changeEmail"}} {{bind-attr disabled="saveDisabled"}} class="btn btn-primary">{{saveButtonText}}</button>
+          <button {{action "changeEmail"}} disabled={{saveDisabled}} class="btn btn-primary">{{saveButtonText}}</button>
         </div>
       </div>
     {{/if}}

app/assets/javascripts/discourse/templates/user/posts.hbs

@@ -1,6 +1,6 @@
 {{#user-stream stream=model}}
   {{#each model.content as |p|}}
-    <div {{bind-attr class=":item p.hidden p.deleted p.moderator_action"}}>
+    <div class="item {{if p.hidden 'hidden'}} {{if p.deleted 'deleted'}} {{if p.moderator_action 'moderator-action'}}">
       <div class="clearfix info">
         <a href="{{unbound p.usernameUrl}}" class="avatar-link">
           <div class="avatar-wrapper">

app/assets/javascripts/discourse/templates/user/user.hbs

@@ -1,6 +1,6 @@
 <div class="container{{if viewingSelf ' viewing-self'}}">
   <section class='user-main'>
-    <section {{bind-attr class="collapsedInfo :about model.profileBackground:has-background:no-background"}}  style={{model.profileBackground}}>
+    <section class="{{if collapsedInfo 'collapsed-info'}} about {{if model.profileBackground 'has-background' 'no-background'}}"  style={{model.profileBackground}}>
     {{#unless collapsedInfo}}
     <div class='staff-counters'>
       {{#if model.number_of_flags_given}}

app/assets/javascripts/discourse/templates/user/username.hbs

@@ -30,7 +30,7 @@
 
     <div class="control-group">
       <div class="controls">
-          <button {{action "changeUsername"}} {{bind-attr disabled="saveDisabled"}} class="btn btn-primary">{{saveButtonText}}</button>
+        <button {{action "changeUsername"}} disabled={{saveDisabled}} class="btn btn-primary">{{saveButtonText}}</button>
           {{#if saved}}{{i18n 'saved'}}{{/if}}
       </div>
     </div>