@qualweb/act-rules
Version:
ACT rules module for qualweb web accessibility evaluator
90 lines (89 loc) • 4.16 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.QW_ACT_R33 = void 0;
const applicability_1 = require("@qualweb/util/applicability");
const evaluation_1 = require("@qualweb/core/evaluation");
const AtomicRule_object_1 = require("../lib/AtomicRule.object");
class QW_ACT_R33 extends AtomicRule_object_1.AtomicRule {
execute(element) {
const roles = window.AccessibilityUtils.roles;
const test = new evaluation_1.Test();
const explicitRole = window.AccessibilityUtils.getElementValidExplicitRole(element);
const implicitRole = window.AccessibilityUtils.getImplicitRole(element, '');
const isInAT = window.AccessibilityUtils.isElementInAT(element);
const isValidRole = window.AccessibilityUtils.elementHasValidRole(element);
if (explicitRole !== null &&
isValidRole &&
explicitRole !== implicitRole &&
isInAT &&
roles[explicitRole]['requiredContextRole'] !== '') {
const requiredContextRole = roles[explicitRole]['requiredContextRole'];
const id = element.getElementAttribute('id');
const ariaOwns = window.qwPage.getElement('[aria-owns' + `~="${id}"]`, element);
if (ariaOwns !== null) {
const ariaOwnsRole = window.AccessibilityUtils.getElementRole(ariaOwns);
if (ariaOwnsRole && requiredContextRole.includes(ariaOwnsRole)) {
test.verdict = evaluation_1.Verdict.PASSED;
test.resultCode = 'P1';
}
else {
test.verdict = evaluation_1.Verdict.FAILED;
test.resultCode = 'F1';
}
}
else if (this.isElementADescendantOf(element, requiredContextRole)) {
test.verdict = evaluation_1.Verdict.PASSED;
test.resultCode = 'P1';
}
else {
test.verdict = evaluation_1.Verdict.FAILED;
test.resultCode = 'F1';
}
test.addElement(element);
this.addTestResult(test);
}
}
isElementADescendantOf(element, roles) {
let parent = element.getElementParent();
if (!parent) {
const documentSelector = element.getElementAttribute('_documentSelector');
if (!!documentSelector && !documentSelector.includes('iframe')) {
parent = window.qwPage.getElement(documentSelector);
}
}
let result = false;
let sameRole = false;
if (parent !== null) {
const parentRole = window.AccessibilityUtils.getElementRole(parent);
if (parentRole !== null) {
sameRole = roles.includes(parentRole);
}
result = sameRole;
if (parentRole === null || parentRole === 'presentation' || parentRole === 'none') {
return this.isElementADescendantOf(parent, roles);
}
else {
return result;
}
}
else {
return result;
}
}
}
exports.QW_ACT_R33 = QW_ACT_R33;
__decorate([
applicability_1.ElementExists,
__metadata("design:type", Function),
__metadata("design:paramtypes", [Function]),
__metadata("design:returntype", void 0)
], QW_ACT_R33.prototype, "execute", null);