Subversion Repositories Applications.papyrus

if(!dojo._hasResource["dojox.validate.check"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.

dojo._hasResource["dojox.validate.check"] = true;

dojo.provide("dojox.validate.check");

dojo.require("dojox.validate._base");

dojox.validate.check = function(/*HTMLFormElement*/form, /*Object*/profile){

	// summary: validates user input of an HTML form based on input profile

	//

	// description:

	//	returns an object that contains several methods summarizing the results of the validation

	//

	// form: form to be validated

	// profile: specifies how the form fields are to be validated

	// {trim:Array, uppercase:Array, lowercase:Array, ucfirst:Array, digit:Array,

	//	required:Array, dependencies:Object, constraints:Object, confirm:Object}

	// Essentially private properties of results object

	var missing = [];

	var invalid = [];

	// results object summarizes the validation

	var results = {

		isSuccessful: function() {return ( !this.hasInvalid() && !this.hasMissing() );},

		hasMissing: function() {return ( missing.length > 0 );},

		getMissing: function() {return missing;},

		isMissing: function(elemname) {

			for(var i = 0; i < missing.length; i++){

				if(elemname == missing[i]){ return true; }

			}

			return false;

		},

		hasInvalid: function() {return ( invalid.length > 0 );},

		getInvalid: function() {return invalid;},

		isInvalid: function(elemname){

			for(var i = 0; i < invalid.length; i++){

				if(elemname == invalid[i]){ return true; }

			}

			return false;

		}

	};

	var _undef = function(name,object){

                return (typeof object[name] == "undefined");

        };

	// Filters are applied before fields are validated.

	// Trim removes white space at the front and end of the fields.

	if(profile.trim instanceof Array){

		for(var i = 0; i < profile.trim.length; i++){

			var elem = form[profile.trim[i]];

			if(_undef("type", elem) || elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; }

			elem.value = elem.value.replace(/(^\s*|\s*$)/g, "");

		}

	}

	// Convert to uppercase

	if(profile.uppercase instanceof Array){

		for(var i = 0; i < profile.uppercase.length; i++){

			var elem = form[profile.uppercase[i]];

			if(_undef("type", elem) || elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; }

			elem.value = elem.value.toUpperCase();

		}

	}

	// Convert to lowercase

	if(profile.lowercase instanceof Array){

		for (var i = 0; i < profile.lowercase.length; i++){

			var elem = form[profile.lowercase[i]];

			if(_undef("type", elem) || elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; }

			elem.value = elem.value.toLowerCase();

		}

	}

	// Uppercase first letter

	if(profile.ucfirst instanceof Array){

		for(var i = 0; i < profile.ucfirst.length; i++){

			var elem = form[profile.ucfirst[i]];

			if(_undef("type", elem) || elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; }

			elem.value = elem.value.replace(/\b\w+\b/g, function(word) { return word.substring(0,1).toUpperCase() + word.substring(1).toLowerCase(); });

		}

	}

	// Remove non digits characters from the input.

	if(profile.digit instanceof Array){

		for(var i = 0; i < profile.digit.length; i++){

			var elem = form[profile.digit[i]];

			if(_undef("type", elem) || elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; }

			elem.value = elem.value.replace(/\D/g, "");

		}

	}

	// See if required input fields have values missing.

	if(profile.required instanceof Array){

		for(var i = 0; i < profile.required.length; i++){

			if(!dojo.isString(profile.required[i])){ continue; }

			var elem = form[profile.required[i]];

			// Are textbox, textarea, or password fields blank.

			if(!_undef("type", elem)

				&& (elem.type == "text" || elem.type == "textarea" || elem.type == "password" || elem.type == "file")

				&& /^\s*$/.test(elem.value)){

				missing[missing.length] = elem.name;

			}

			// Does drop-down box have option selected.

			else if(!_undef("type", elem) && (elem.type == "select-one" || elem.type == "select-multiple")

						&& (elem.selectedIndex == -1

						|| /^\s*$/.test(elem.options[elem.selectedIndex].value))){

				missing[missing.length] = elem.name;

			}

			// Does radio button group (or check box group) have option checked.

			else if(elem instanceof Array){

				var checked = false;

				for(var j = 0; j < elem.length; j++){

					if (elem[j].checked) { checked = true; }

				}

				if(!checked){

					missing[missing.length] = elem[0].name;

				}

			}

		}

	}

	// See if checkbox groups and select boxes have x number of required values.

	if(profile.required instanceof Array){

		for (var i = 0; i < profile.required.length; i++){

			if(!dojo.isObject(profile.required[i])){ continue; }

			var elem, numRequired;

			for(var name in profile.required[i]){

				elem = form[name];

				numRequired = profile.required[i][name];

			}

			// case 1: elem is a check box group

			if(elem instanceof Array){

				var checked = 0;

				for(var j = 0; j < elem.length; j++){

					if(elem[j].checked){ checked++; }

				}

				if(checked < numRequired){

					missing[missing.length] = elem[0].name;

				}

			}

			// case 2: elem is a select box

			else if(!_undef("type", elem) && elem.type == "select-multiple" ){

				var selected = 0;

				for(var j = 0; j < elem.options.length; j++){

					if (elem.options[j].selected && !/^\s*$/.test(elem.options[j].value)) { selected++; }

				}

				if(selected < numRequired){

					missing[missing.length] = elem.name;

				}

			}

		}

	}

	// Dependent fields are required when the target field is present (not blank).

	// Todo: Support dependent and target fields that are radio button groups, or select drop-down lists.

	// Todo: Make the dependency based on a specific value of the target field.

	// Todo: allow dependent fields to have several required values, like {checkboxgroup: 3}.

	if(dojo.isObject(profile.dependencies)){

		// properties of dependencies object are the names of dependent fields to be checked

		for(name in profile.dependencies){

			var elem = form[name];	// the dependent element

			if(_undef("type", elem)){continue;}

			if(elem.type != "text" && elem.type != "textarea" && elem.type != "password"){ continue; } // limited support

			if(/\S+/.test(elem.value)){ continue; }	// has a value already

			if(results.isMissing(elem.name)){ continue; }	// already listed as missing

			var target = form[profile.dependencies[name]];

			if(target.type != "text" && target.type != "textarea" && target.type != "password"){ continue; }	// limited support

			if(/^\s*$/.test(target.value)){ continue; }	// skip if blank

			missing[missing.length] = elem.name;	// ok the dependent field is missing

		}

	}

	// Find invalid input fields.

	if(dojo.isObject(profile.constraints)){

		// constraint properties are the names of fields to bevalidated

		for(name in profile.constraints){

			var elem = form[name];

			if(!elem) {continue;}

			// skip if blank - its optional unless required, in which case it

			// is already listed as missing.

			if(!_undef("tagName",elem)

				&& (elem.tagName.toLowerCase().indexOf("input") >= 0

					|| elem.tagName.toLowerCase().indexOf("textarea") >= 0)

				&& /^\s*$/.test(elem.value)){

				continue;

			}

			var isValid = true;

			// case 1: constraint value is validation function

			if(dojo.isFunction(profile.constraints[name])){

				isValid = profile.constraints[name](elem.value);

			}else if(dojo.isArray(profile.constraints[name])){

				// handle nested arrays for multiple constraints

				if(dojo.isArray(profile.constraints[name][0])){

					for (var i=0; i<profile.constraints[name].length; i++){

						isValid = dojox.validate.evaluateConstraint(profile, profile.constraints[name][i], name, elem);

						if(!isValid){ break; }

					}

				}else{

					// case 2: constraint value is array, first elem is function,

					// tail is parameters

					isValid = dojox.validate.evaluateConstraint(profile, profile.constraints[name], name, elem);

				}

			}

			if(!isValid){

				invalid[invalid.length] = elem.name;

			}

		}

	}

	// Find unequal confirm fields and report them as Invalid.

	if(dojo.isObject(profile.confirm)){

		for(name in profile.confirm){

			var elem = form[name];	// the confirm element

			var target = form[profile.confirm[name]];

			if (_undef("type", elem) || _undef("type", target) || (elem.type != "text" && elem.type != "textarea" && elem.type != "password")

				||(target.type != elem.type)

				||(target.value == elem.value)	// it's valid

				||(results.isInvalid(elem.name))// already listed as invalid

				||(/^\s*$/.test(target.value)))	// skip if blank - only confirm if target has a value

			{

				continue;

			}

			invalid[invalid.length] = elem.name;

		}

	}

	return results; // Object

};

//TODO: evaluateConstraint doesn't use profile or fieldName args?

dojox.validate.evaluateConstraint=function(profile, /*Array*/constraint, fieldName, elem){

	// summary:

	//	Evaluates dojo.validate.check() constraints that are specified as array

	//	arguments

	//

	// description: The arrays are expected to be in the format of:

	//      constraints:{

	//              fieldName: [functionToCall, param1, param2, etc.],

	//              fieldName: [[functionToCallFirst, param1],[functionToCallSecond,param2]]

	//      }

	//

	//  This function evaluates a single array function in the format of:

	//      [functionName, argument1, argument2, etc]

	//

	//  The function will be parsed out and evaluated against the incoming parameters.

	//

	// profile: The dojo.validate.check() profile that this evaluation is against.

	// constraint: The single [] array of function and arguments for the function.

	// fieldName: The form dom name of the field being validated.

	// elem: The form element field.

 	var isValidSomething = constraint[0];

	var params = constraint.slice(1);

	params.unshift(elem.value);

	if(typeof isValidSomething != "undefined"){

		return isValidSomething.apply(null, params);

	}

	return false; // Boolean

}

}