Details param not working as expected

Fixes #135

sanitiser/_details.js

@@ -19,12 +19,15 @@ function sanitize( req, default_value ){
 
   if (params.details !== undefined) {
     var details = params.details;
-    
+
     if (typeof params.details === 'string') {
-      details = params.details === 'true';
+      details = params.details === 'true' ||
+                params.details === '1' ||
+                params.details === 'yes' ||
+                params.details === 'y';
     }
 
-    clean.details = details === true || details === 1;  
+    clean.details = details === true || details === 1;
   } else {
     clean.details = default_value;
   }

test/unit/sanitiser/reverse.js

@@ -137,7 +137,7 @@ module.exports.tests.sanitize_details = function(test, common) {
     });  
   });
 
-  var valid_values = [true, 'true', 1];
+  var valid_values = [true, 'true', 1, '1', 'yes', 'y'];
   valid_values.forEach(function(details) {
     test('valid details param ' + details, function(t) {
       sanitize({ input: 'test', lat: 0, lon: 0, details: details }, function( err, clean ){
@@ -154,7 +154,7 @@ module.exports.tests.sanitize_details = function(test, common) {
     });
   });
 
-  var valid_false_values = ['false', false, 0];
+  var valid_false_values = ['false', false, 0, '0', 'no', 'n'];
   valid_false_values.forEach(function(details) {
     test('test setting false explicitly ' + details, function(t) {
       sanitize({ input: 'test', lat: 0, lon: 0, details: details }, function( err, clean ){

test/unit/sanitiser/search.js

@@ -278,7 +278,7 @@ module.exports.tests.sanitize_details = function(test, common) {
     });  
   });
 
-  var valid_values = ['true', true, 1];
+  var valid_values = ['true', true, 1, '1', 'yes', 'y'];
   valid_values.forEach(function(details) {
     test('valid details param ' + details, function(t) {
       sanitize({ input: 'test', lat: 0, lon: 0, details: details }, function( err, clean ){
@@ -288,7 +288,7 @@ module.exports.tests.sanitize_details = function(test, common) {
     });  
   });
 
-  var valid_false_values = ['false', false, 0];
+  var valid_false_values = ['false', false, 0, '0', 'no', 'n'];
   valid_false_values.forEach(function(details) {
     test('test setting false explicitly ' + details, function(t) {
       sanitize({ input: 'test', lat: 0, lon: 0, details: details }, function( err, clean ){