@qualweb/act-rules
Version:
ACT rules module for qualweb web accessibility evaluator
101 lines (100 loc) • 4.76 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_R38 = 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_R38 extends AtomicRule_object_1.AtomicRule {
execute(element) {
const rolesJSON = window.AccessibilityUtils.roles;
const test = new evaluation_1.Test();
const explicitRole = element.getElementAttribute('role');
const implicitRole = window.AccessibilityUtils.getImplicitRole(element, '');
const ariaBusy = this.isElementADescendantOfAriaBusy(element) || element.getElementAttribute('aria-busy');
if (explicitRole !== null && explicitRole !== implicitRole && explicitRole !== 'combobox' && !ariaBusy) {
const result = this.checkOwnedElementsRole(rolesJSON[explicitRole]['requiredOwnedElements'], window.AccessibilityUtils.getOwnedElements(element));
if (result) {
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);
}
}
checkOwnedElementsRole(ownedRoles, elements) {
if ((ownedRoles === null || ownedRoles === void 0 ? void 0 : ownedRoles.length) === 0)
return true;
const rolesJSON = window.AccessibilityUtils.roles;
let onlyOwnedRoles = true;
let hasOneOwnedRole = false;
let i = 0;
let hasOwnedRole, currentElement;
while (i < elements.length) {
hasOwnedRole = false;
currentElement = elements[i];
const role = window.AccessibilityUtils.getElementRole(currentElement);
if (!role || role === 'none') {
break;
}
if (role.includes('group')) {
const roles = rolesJSON[role]['requiredOwnedElements'];
if (roles) {
roles.push(...(ownedRoles !== null && ownedRoles !== void 0 ? ownedRoles : []));
hasOwnedRole =
(ownedRoles === null || ownedRoles === void 0 ? void 0 : ownedRoles.includes(role)) &&
this.checkOwnedElementsRole(roles, window.AccessibilityUtils.getOwnedElements(currentElement));
}
}
else {
hasOwnedRole =
(ownedRoles === null || ownedRoles === void 0 ? void 0 : ownedRoles.includes(role)) &&
this.checkOwnedElementsRole(rolesJSON[role]['requiredOwnedElements'], window.AccessibilityUtils.getOwnedElements(currentElement));
}
onlyOwnedRoles = onlyOwnedRoles && !!hasOwnedRole;
if (!hasOneOwnedRole)
hasOneOwnedRole = !!hasOwnedRole;
i++;
}
return hasOneOwnedRole && onlyOwnedRoles;
}
isElementADescendantOfAriaBusy(element) {
const parent = element.getElementParent();
let result = false;
if (parent !== null) {
const inAt = window.AccessibilityUtils.isElementInAT(parent);
if (inAt) {
result = !!parent.getElementAttribute('aria-busy');
}
if (!result) {
return this.isElementADescendantOfAriaBusy(parent);
}
else {
return result;
}
}
else {
return result;
}
}
}
exports.QW_ACT_R38 = QW_ACT_R38;
__decorate([
applicability_1.ElementExists,
applicability_1.ElementIsInAccessibilityTree,
__metadata("design:type", Function),
__metadata("design:paramtypes", [Function]),
__metadata("design:returntype", void 0)
], QW_ACT_R38.prototype, "execute", null);