update kkfile预览

src/components/jero/JUpload.vue

@@ -67,7 +67,7 @@ const Base64 = require('js-base64').Base64
 // 支持预览的文件类型
 const CAN_PREVIEW_FILE_TYPE = ['pdf', 'image']
 // 支持预览的文件后缀
-const CAN_PREVIEW_FILE_SUFFIX = ['jpg', 'jpeg', 'png', 'raw', 'pdf', 'docx', 'doc']
+const CAN_PREVIEW_FILE_SUFFIX = ['jpg', 'jpeg', 'png', 'raw', 'pdf', 'doc', 'docx', 'xls', 'xlsx', 'ppt', 'pptx', 'txt', 'mp3', 'mp4', 'flv']
 const uidGenerator = () => {
   return '-' + parseInt(Math.random() * 10000 + 1, 10)
 }
@@ -402,7 +402,7 @@ export default {
       const fileType = file.type
       // 截取文件后缀名
       const fileSuffix = file.name ? file.name.split('.')[file.name.split('.').length - 1].toLowerCase() : ''
-      const canPreview = fileType ? CAN_PREVIEW_FILE_TYPE.some(tt => fileType.indexOf(tt) !== -1) : CAN_PREVIEW_FILE_SUFFIX.some(tt => fileSuffix === tt)
+      const canPreview = fileType ? CAN_PREVIEW_FILE_TYPE.some(tt => fileType.indexOf(tt) !== -1) : CAN_PREVIEW_FILE_SUFFIX.some(tt => fileSuffix.toLowerCase() === tt)
       // 判断是否为可预览格式的文件
       if (!canPreview) {
         this.$message.loading('该文件类型不支持预览，正在为您准备下载...').then(() => {
@@ -428,7 +428,7 @@ export default {
         return
       }
       // 其余可预览文件仍使用KKFile进行预览
-      const url = `${window._CONFIG.onlinePreviewDomainURL}?url=${encodeURIComponent(Base64.encode(fileFullUrl))}`
+      const url = window._CONFIG['onlinePreviewDomainURL'] + '?url=' + encodeURIComponent(Base64.encode(fileFullUrl))
       window.open(url)
     },
     getFileUrl (fileId) {