Sha256: 443662e013e994159017277a5d122986f8596e73e5616cb21ffed85a7244f7e6
Contents?: true
Size: 1.98 KB
Versions: 13
Compression:
Stored size: 1.98 KB
Contents
(function(ko, $) {
"use strict";
ko.extenders.externalValidator = function(target, options) {
ko.utils.validatorBase(target);
var defaults = {
message: "",
validator: function(v) {},
skipBlank: false,
dependencies: []
};
options = $.extend({}, defaults, options);
target.validate = function validate(newValue) {
var validatableValue = typeof newValue === 'undefined' ? target() : newValue,
validatorResponse,
validatorResponseHandler;
if (options.skipBlank && target.isBlank(validatableValue)) {
return;
}
validatorResponse = options.validator(validatableValue);
validatorResponseHandler = function validatorResponseHandler(response) {
var result, message;
if (typeof response === 'boolean') {
result = response;
message = options.message;
} else {
result = response.result;
message = response.message;
}
if (result) {
target.markValid();
} else {
target.markInvalid(message);
}
};
if (typeof validatorResponse === 'object' && typeof validatorResponse.done === 'function') {
target.validationInProgress(true);
validatorResponse.done(function(response) { validatorResponseHandler(response); target.validationInProgress(false); });
return;
} else {
validatorResponseHandler(validatorResponse);
return !target.hasError();
}
};
//validate whenever the value changes
target.subscribe(target.validate);
ko.utils.arrayForEach(options.dependencies, function(dependency) {
dependency.subscribe(function(newValue) {
if (!target.isUnvalidated()) {
target.validate();
}
});
});
//return the original observable
return target;
};
})(ko, $);
Version data entries
13 entries across 13 versions & 1 rubygems