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Aurelia Validation Demo
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<template> | |
<require from="./registration-form"></require> | |
<registration-form></registration-form> | |
</template> |
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export class App { | |
} |
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import {inject} from 'aurelia-dependency-injection'; | |
import {validationRenderer} from 'aurelia-validation'; | |
@validationRenderer | |
@inject(Element) | |
export class BootstrapFormValidationRenderer { | |
constructor(boundaryElement) { | |
this.boundaryElement = boundaryElement; | |
} | |
render(error, target) { | |
if (!target || !(this.boundaryElement === target || this.boundaryElement.contains(target))) { | |
return; | |
} | |
// tag the element so we know we rendered into it. | |
target.errors = (target.errors || new Map()); | |
target.errors.set(error); | |
// add the has-error class to the bootstrap form-group div | |
const formGroup = target.querySelector('.form-group') || target.closest('.form-group'); | |
formGroup.classList.add('has-error'); | |
// add help-block | |
const message = document.createElement('span'); | |
message.classList.add('help-block'); | |
message.classList.add('validation-error'); | |
message.textContent = error.message; | |
message.error = error; | |
formGroup.appendChild(message); | |
} | |
unrender(error, target) { | |
if (!target || !target.errors || !target.errors.has(error)) { | |
return; | |
} | |
target.errors.delete(error); | |
// remove the has-error class on the bootstrap form-group div | |
const formGroup = target.querySelector('.form-group') || target.closest('.form-group'); | |
formGroup.classList.remove('has-error'); | |
// remove all messages related to the error. | |
let messages = formGroup.querySelectorAll('.validation-error'); | |
let i = messages.length; | |
while(i--) { | |
let message = messages[i]; | |
if (message.error !== error) { | |
continue; | |
} | |
message.error = null; | |
message.remove(); | |
} | |
} | |
} | |
// Polyfill for Element.closest and Element.matches | |
// https://github.com/jonathantneal/closest/ | |
(function (ELEMENT) { | |
ELEMENT.matches = ELEMENT.matches || ELEMENT.mozMatchesSelector || ELEMENT.msMatchesSelector || ELEMENT.oMatchesSelector || ELEMENT.webkitMatchesSelector; | |
ELEMENT.closest = ELEMENT.closest || function closest(selector) { | |
var element = this; | |
while (element) { | |
if (element.matches(selector)) { | |
break; | |
} | |
element = element.parentElement; | |
} | |
return element; | |
}; | |
}(Element.prototype)); |
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import {BootstrapFormValidationRenderer} from './bootstrap-form-validation-renderer'; | |
export function configure(config) { | |
config.container.registerHandler( | |
'bootstrap-form', | |
container => container.get(BootstrapFormValidationRenderer)); | |
} |
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<!doctype html> | |
<html> | |
<head> | |
<title>Aurelia</title> | |
<meta name="viewport" content="width=device-width, initial-scale=1"> | |
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous"> | |
<style> | |
registration-form { | |
display: block; | |
max-width: 300px; | |
margin-left: auto; | |
margin-right: auto; | |
} | |
</style> | |
</head> | |
<body aurelia-app="main"> | |
<h1>Loading...</h1> | |
<script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script> | |
<script src="https://jdanyow.github.io/rjs-bundle/config.js"></script> | |
<script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script> | |
<script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script> | |
<script> | |
require(['aurelia-bootstrapper']); | |
</script> | |
</body> | |
</html> |
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export function configure(aurelia) { | |
aurelia.use | |
.standardConfiguration() | |
.developmentLogging() | |
.plugin('aurelia-validation') | |
.plugin('aurelia-validatejs') | |
.feature('bootstrap-validation'); | |
aurelia.start().then(() => aurelia.setRoot()); | |
} |
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<template> | |
<require from="./validation-summary.html"></require> | |
<h1>Register!</h1> | |
<form submit.delegate="submit()" | |
validation-renderer="bootstrap-form" | |
validation-errors.bind="errors"> | |
<validation-summary errors.bind="errors" | |
autofocus.bind="controller.validateTrigger === 'manual'"> | |
</validation-summary> | |
<div class="form-group"> | |
<label class="control-label" for="first">First Name</label> | |
<input type="text" class="form-control" id="first" placeholder="First Name" | |
value.bind="firstName & validate"> | |
</div> | |
<div class="form-group"> | |
<label class="control-label" for="last">Last Name</label> | |
<input type="text" class="form-control" id="last" placeholder="Last Name" | |
value.bind="lastName & validate"> | |
</div> | |
<div class="form-group"> | |
<label class="control-label" for="email">Email</label> | |
<input type="email" class="form-control" id="email" placeholder="Email" | |
value.bind="email & validate"> | |
</div> | |
<button type="submit" class="btn btn-primary">Submit</button> | |
<button type="button" class="btn btn-default" click.delegate="reset()">Reset</button> | |
</form> | |
</template> |
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import {inject, NewInstance} from 'aurelia-dependency-injection'; | |
import {ValidationController, validateTrigger} from 'aurelia-validation'; | |
import {required, email, ValidationRules} from 'aurelia-validatejs'; | |
@inject(NewInstance.of(ValidationController)) | |
export class RegistrationForm { | |
@required | |
firstName = ''; | |
@required | |
lastName = ''; | |
@required | |
email = ''; | |
constructor(controller) { | |
this.controller = controller; | |
// the default mode is validateTrigger.blur but | |
// you can change it: | |
// controller.validateTrigger = validateTrigger.manual; | |
// controller.validateTrigger = validateTrigger.change; | |
} | |
submit() { | |
let errors = this.controller.validate(); | |
// todo: call server... | |
} | |
reset() { | |
this.firstName = ''; | |
this.lastName = ''; | |
this.email = ''; | |
this.controller.reset(); | |
} | |
} | |
// ValidationRules | |
// .ensure('firstName').required() | |
// .ensure('lastName').required() | |
// .ensure('email').required().email() | |
// .on(RegistrationForm); |
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<template bindable="errors, autofocus"> | |
<div class="alert alert-danger" tabindex="-1" | |
show.bind="errors.length" | |
focus.one-way="autofocus && errors.length > 0"> | |
<ul class="list-unstyled"> | |
<li repeat.for="errorInfo of errors"> | |
<a class="text-danger" href="#" click.delegate="errorInfo.target.focus()"> | |
${errorInfo.error.message} | |
</a> | |
</li> | |
</ul> | |
</div> | |
</template> |
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