管理后台-开屏广告修改，封面渲染

application/admin/view/shopro/miniprogram/ad/edit.html

@@ -24,7 +24,7 @@
         <label class="control-label col-xs-12 col-sm-2">{:__('Cover')}:</label>
         <div class="col-xs-12 col-sm-8">
             <div class="input-group">
-                <input id="c-video-cover" data-rule="required" class="form-control" size="50" name="row[video_cover]" type="text">
+                <input id="c-video-cover" data-rule="required" class="form-control" size="50" name="row[video_cover]" type="text" value="{$row.video_cover|htmlentities}">
                 <div class="input-group-addon no-border no-padding">
                     <span><button type="button" id="faupload-video-cover" class="btn btn-danger faupload" data-input-id="c-video-cover" data-mimetype="jpg,jpeg,png,gif" data-multiple="false" data-preview-id="p-video-cover"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
                     <span><button type="button" id="fachoose-video-cover" class="btn btn-primary fachoose" data-input-id="c-video-cover" data-mimetype="jpg,jpeg,png,gif" data-multiple="false"><i class="fa fa-list"></i> {:__('Choose')}</button></span>