Merge remote-tracking branch 'origin/master'

one_stop_public/Signature/index.jsx

@@ -9,23 +9,27 @@ import SignatureCanvas from 'react-signature-canvas'
 import { message,Button } from 'antd';
 import config from '@/webPublic/one_stop_public/config';
 import { queryApiActionPath } from "../utils/queryConfig";
+import baseX from 'base-x';
+const Bs64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
+const base64 = baseX(Bs64);
 import reqwest from 'reqwest';
-function dataURLtoFile (dataurl, filename) { 
-    var arr = dataurl.split(','),
-        mime = arr[0].match(/:(.*?);/)[1],
-        bstr = atob(arr[1]),
-        n = bstr.length
-        
-        if(n<=2220){
-            message.error('请进行签名');
-            return null;
-        }
-        var u8arr = new Uint8Array(n);
+function dataURLtoBlob(toDataURL) {
+    var arr = toDataURL.split(","),
+      mime = arr[0].match(/:(.*?);/)[1],
+      bstr = atob(arr[1]),
+      n = bstr.length,
+      u8arr = new Uint8Array(n);
     while (n--) {
-        u8arr[n] = bstr.charCodeAt(n);
+      u8arr[n] = bstr.charCodeAt(n);
     }
-    return new File([u8arr], filename, { type: mime });
+    return new Blob([u8arr], { type: mime });
+  }
+function blobToFile(Blob, fileName) {
+    Blob.lastModifiedDate = new Date();
+    Blob.name = fileName;
+    return Blob;
 }
+
 export default class index extends Component {
     constructor(props){
         super(props);
@@ -66,7 +70,8 @@ export default class index extends Component {
     }
     trim=()=>{
         const formData = new FormData()
-        const file = dataURLtoFile(this.sigCanvas.toDataURL('image/png'))
+        const xx=dataURLtoBlob(this.sigCanvas.toDataURL('image/png')) 
+        const file =  blobToFile(xx,"sign.png")
         if(file==null){
            
             return