Update inputfields.js dependences so that they can work with Page selection fields (PageAutocomplete, PageListSelect, etc.) when used outside of an InputfieldPage, such as in a module config, field config, etc. Related to processwire/processwire-issues#1873

wire/templates-admin/scripts/inputfields.js

@@ -1359,7 +1359,8 @@ function InputfieldDependencies($target) {
 				} else if(typeof value == 'array') {
 					// array, already
 					values = value;
-				} else if(typeof value == "string" && $inputfield.hasClass('InputfieldPage') && value.indexOf(',') > -1 && value.match(/^[,0-9]+$/)) {
+				} else if(typeof value == "string" && $inputfield.attr('class').indexOf('InputfieldPage') > -1 
+					&& value.indexOf(',') > -1 && value.match(/^[,0-9]+$/)) {
 					// CSV string of page IDs
 					values = value.split(',');
 				} else {