Simplify mongodb removeUnsupportedChars

Author: leodutra

lib/mongodb-backend.js

@@ -62,7 +62,7 @@ MongoDBBackend.prototype = {
     var searchParams = (this.useSingle? {_bucketname: bucket, key:key} : {key:key});
     var collName = (this.useSingle? aclCollectionName : bucket);
 
-    this.db.collection(this.prefix + removeUnsupportedChar(collName, this.useRawCollectionNames),function(err,collection){
+    this.db.collection(this.prefix + this.removeUnsupportedChar(collName),function(err,collection){
       if(err instanceof Error) return cb(err);
       // Excluding bucket field from search result
       collection.findOne(searchParams, {_bucketname: 0},function(err, doc){
@@ -85,7 +85,7 @@ MongoDBBackend.prototype = {
     var searchParams = (this.useSingle? {_bucketname: bucket, key: { $in: keys }} : {key: { $in: keys }});
     var collName = (this.useSingle? aclCollectionName : bucket);
 
-    this.db.collection(this.prefix + removeUnsupportedChar(collName, this.useRawCollectionNames),function(err,collection){
+    this.db.collection(this.prefix + this.removeUnsupportedChar(collName),function(err,collection){
       if(err instanceof Error) return cb(err);
       // Excluding bucket field from search result
       collection.find(searchParams, {_bucketname: 0}).toArray(function(err,docs){
@@ -117,7 +117,7 @@ MongoDBBackend.prototype = {
     var collName = (self.useSingle? aclCollectionName : bucket);
     transaction.push(function(cb){
       values = makeArray(values);
-      self.db.collection(self.prefix + removeUnsupportedChar(collName, self.useRawCollectionNames), function(err,collection){
+      self.db.collection(self.prefix + self.removeUnsupportedChar(collName), function(err,collection){
         if(err instanceof Error) return cb(err);
 
         // build doc from array values
@@ -133,7 +133,7 @@ MongoDBBackend.prototype = {
     });
 
     transaction.push(function(cb) {
-      self.db.collection(self.prefix + removeUnsupportedChar(collName, self.useRawCollectionNames), function(err,collection){
+      self.db.collection(self.prefix + self.removeUnsupportedChar(collName), function(err,collection){
         // Create index
         collection.ensureIndex({_bucketname: 1, key: 1}, function(err){
           if (err instanceof Error) {
@@ -159,7 +159,7 @@ MongoDBBackend.prototype = {
     var collName = (self.useSingle? aclCollectionName : bucket);
 
     transaction.push(function(cb){
-      self.db.collection(self.prefix + removeUnsupportedChar(collName, self.useRawCollectionNames),function(err,collection){
+      self.db.collection(self.prefix + self.removeUnsupportedChar(collName),function(err,collection){
         if(err instanceof Error) return cb(err);
         collection.remove(updateParams,{safe:true},function(err){
           if(err instanceof Error) return cb(err);
@@ -183,7 +183,7 @@ MongoDBBackend.prototype = {
 
     values = makeArray(values);
     transaction.push(function(cb){
-      self.db.collection(self.prefix + removeUnsupportedChar(collName, self.useRawCollectionNames),function(err,collection){
+      self.db.collection(self.prefix + self.removeUnsupportedChar(collName),function(err,collection){
         if(err instanceof Error) return cb(err);
 
         // build doc from array values
@@ -197,15 +197,15 @@ MongoDBBackend.prototype = {
         });
       });
     });
-  }
-}
+  },
 
-function removeUnsupportedChar(text, useRawCollectionNames) {
-  if (!useRawCollectionNames && (typeof text === 'string' || text instanceof String)) {
-    text = decodeURIComponent(text);
-    text = text.replace(/[/\s]/g, '_'); // replaces slashes and spaces
+  removeUnsupportedChar: function(text) {
+    if (!this.useRawCollectionNames && (typeof text === 'string' || text instanceof String)) {
+      text = decodeURIComponent(text);
+      text = text.replace(/[/\s]/g, '_'); // replaces slashes and spaces
+    }
+    return text;
   }
-  return text;
 }
 
 function encodeText(text) {