chore(server): Move api-server in to it's own DIR

api-server/server/middlewares/validator.js

@@ -0,0 +1,57 @@
+import validator from 'express-validator';
+import { isPoly } from '../../common/utils/polyvinyl';
+
+const isObject = val => !!val && typeof val === 'object';
+
+export default function() {
+  return validator({
+    customValidators: {
+      matchRegex(param, regex) {
+        return regex.test(param);
+      },
+      isString(value) {
+        return typeof value === 'string';
+      },
+      isNumber(value) {
+        return typeof value === 'number';
+      },
+      isFiles(value) {
+        if (!isObject(value)) {
+          return false;
+        }
+        const keys = Object.keys(value);
+        return !!keys.length &&
+          // every key is a file
+          keys.every(key => isObject(value[key])) &&
+          // every file has contents
+          keys.map(key => value[key]).every(file => isPoly(file));
+      }
+    },
+    customSanitizers: {
+      // Refer : http://stackoverflow.com/a/430240/1932901
+      trimTags(value) {
+        const tagBody = '(?:[^"\'>]|"[^"]*"|\'[^\']*\')*';
+        const tagOrComment = new RegExp(
+          '<(?:'
+          // Comment body.
+          + '!--(?:(?:-*[^->])*--+|-?)'
+          // Special "raw text" elements whose content should be elided.
+          + '|script\\b' + tagBody + '>[\\s\\S]*?</script\\s*'
+          + '|style\\b' + tagBody + '>[\\s\\S]*?</style\\s*'
+          // Regular name
+          + '|/?[a-z]'
+          + tagBody
+          + ')>',
+          'gi'
+        );
+        let rawValue;
+        do {
+          rawValue = value;
+          value = value.replace(tagOrComment, '');
+        } while (value !== rawValue);
+
+        return value.replace(/</g, '&lt;');
+      }
+    }
+  });
+}