fix: 微信登录补充保存username和role

node_modules/licia/dataUrl.js

@@ -0,0 +1,68 @@
+var isDataUrl = require('./isDataUrl');
+var trim = require('./trim');
+var endWith = require('./endWith');
+var startWith = require('./startWith');
+var contain = require('./contain');
+var decodeUriComponent = require('./decodeUriComponent');
+var defaults = require('./defaults');
+var isStr = require('./isStr');
+var convertBin = require('./convertBin');
+exports = {
+    parse: function(dataUrl) {
+        if (!isDataUrl(dataUrl)) {
+            return null;
+        }
+        dataUrl = dataUrl.slice('data:'.length);
+        var commaIdx = dataUrl.indexOf(',');
+        var mime = trim(dataUrl.slice(0, commaIdx));
+        var data = trim(dataUrl.slice(commaIdx + 1));
+        var base64 = false;
+        if (endWith(mime, ';base64')) {
+            base64 = true;
+            mime = mime.slice(0, -';base64'.length);
+        }
+        var charset = '';
+        if (contain(mime, 'charset=')) {
+            charset = mime.split('charset=')[1];
+            mime = mime.split(';')[0];
+        }
+        if (!mime) {
+            mime = 'text/plain';
+        }
+        if (!base64 && startWith(mime, 'text/') && contain(data, '%')) {
+            data = decodeUriComponent(data);
+        }
+        return {
+            data: data,
+            mime: mime,
+            charset: charset,
+            base64: base64
+        };
+    },
+    stringify: function(data, mime) {
+        var options =
+            arguments.length > 2 && arguments[2] !== undefined
+                ? arguments[2]
+                : {};
+        defaults(options, {
+            base64: true,
+            charset: ''
+        });
+        var result = 'data:' + mime;
+        if (options.charset && startWith(mime, 'text/')) {
+            result += ';charset=' + options.charset;
+        }
+        if (!isStr(data)) {
+            data = convertBin(data, 'base64');
+            options.base64 = true;
+        }
+        if (options.base64) {
+            result += ';base64';
+        } else if (startWith(mime, 'text/') || !mime) {
+            data = encodeURIComponent(data);
+        }
+        return result + ',' + data;
+    }
+};
+
+module.exports = exports;