1// Silktide Consent Manager - https://silktide.com/consent-manager/ 2 3class SilktideCookieBanner { 4 constructor(config) { 5 this.config = config; // Save config to the instance 6 7 this.wrapper = null; 8 this.banner = null; 9 this.modal = null; 10 this.cookieIcon = null; 11 this.backdrop = null; 12 13 this.createWrapper(); 14 15 if (this.shouldShowBackdrop()) { 16 this.createBackdrop(); 17 } 18 19 this.createCookieIcon(); 20 this.createModal(); 21 22 if (this.shouldShowBanner()) { 23 this.createBanner(); 24 this.showBackdrop(); 25 } else { 26 this.showCookieIcon(); 27 } 28 29 this.setupEventListeners(); 30 31 if (this.hasSetInitialCookieChoices()) { 32 this.loadRequiredCookies(); 33 this.runAcceptedCookieCallbacks(); 34 } 35 } 36 37 destroyCookieBanner() { 38 // Remove all cookie banner elements from the DOM 39 if (this.wrapper && this.wrapper.parentNode) { 40 this.wrapper.parentNode.removeChild(this.wrapper); 41 } 42 43 // Restore scrolling 44 this.allowBodyScroll(); 45 46 // Clear all references 47 this.wrapper = null; 48 this.banner = null; 49 this.modal = null; 50 this.cookieIcon = null; 51 this.backdrop = null; 52 } 53 54 // ---------------------------------------------------------------- 55 // Wrapper 56 // ---------------------------------------------------------------- 57 createWrapper() { 58 this.wrapper = document.createElement('div'); 59 this.wrapper.id = 'silktide-wrapper'; 60 document.body.insertBefore(this.wrapper, document.body.firstChild); 61 } 62 63 // ---------------------------------------------------------------- 64 // Wrapper Child Generator 65 // ---------------------------------------------------------------- 66 createWrapperChild(htmlContent, id) { 67 // Create child element 68 const child = document.createElement('div'); 69 child.id = id; 70 child.innerHTML = htmlContent; 71 72 // Ensure wrapper exists 73 if (!this.wrapper || !document.body.contains(this.wrapper)) { 74 this.createWrapper(); 75 } 76 77 // Append child to wrapper 78 this.wrapper.appendChild(child); 79 return child; 80 } 81 82 // ---------------------------------------------------------------- 83 // Backdrop 84 // ---------------------------------------------------------------- 85 createBackdrop() { 86 this.backdrop = this.createWrapperChild(null, 'silktide-backdrop'); 87 } 88 89 showBackdrop() { 90 if (this.backdrop) { 91 this.backdrop.style.display = 'block'; 92 }
93 // Trigger optional onBackdropOpen callback 94 if (typeof this.config.onBackdropOpen === 'function') { 95 this.config.onBackdropOpen(); 96 } 97 } 98 99 hideBackdrop() { 100 if (this.backdrop) { 101 this.backdrop.style.display = 'none'; 102 } 103 104 // Trigger optional onBackdropClose callback 105 if (typeof this.config.onBackdropClose === 'function') { 106 this.config.onBackdropClose(); 107 } 108 } 109 110 shouldShowBackdrop() { 111 return this.config?.background?.showBackground || false; 112 } 113 114 // update the checkboxes in the modal with the values from localStorage 115 updateCheckboxState(saveToStorage = false) { 116 const preferencesSection = this.modal.querySelector('#cookie-preferences'); 117 const checkboxes = preferencesSection.querySelectorAll('input[type="checkbox"]'); 118 119 checkboxes.forEach((checkbox) => { 120 const [, cookieId] = checkbox.id.split('cookies-'); 121 const cookieType = this.config.cookieTypes.find(type => type.id === cookieId); 122 123 if (!cookieType) return; 124 125 if (saveToStorage) { 126 // Save the current state to localStorage and run callbacks 127 const currentState = checkbox.checked; 128 129 if (cookieType.required) { 130 localStorage.setItem( 131 `silktideCookieChoice_${cookieId}${this.getBannerSuffix()}`, 132 'true' 133 ); 134 } else { 135 localStorage.setItem( 136 `silktideCookieChoice_${cookieId}${this.getBannerSuffix()}`, 137 currentState.toString() 138 ); 139 140 // Run appropriate callback 141 if (currentState && typeof cookieType.onAccept === 'function') { 142 cookieType.onAccept(); 143 } else if (!currentState && typeof cookieType.onReject === 'function') { 144 cookieType.onReject(); 145 } 146 } 147 } else { 148 // When reading values (opening modal) 149 if (cookieType.required) { 150 checkbox.checked = true; 151 checkbox.disabled = true; 152 } else { 153 const storedValue = localStorage.getItem( 154 `silktideCookieChoice_${cookieId}${this.getBannerSuffix()}` 155 ); 156 157 if (storedValue !== null) { 158 checkbox.checked = storedValue === 'true'; 159 } else { 160 checkbox.checked = !!cookieType.defaultValue; 161 } 162 } 163 } 164 }); 165 } 166 167 setInitialCookieChoiceMade() { 168 window.localStorage.setItem(`silktideCookieBanner_InitialChoice${this.getBannerSuffix()}`, 1); 169 } 170 171 // ---------------------------------------------------------------- 172 // Consent Handling 173 // ---------------------------------------------------------------- 174 handleCookieChoice(accepted) { 175 // We set that an initial choice was made regardless of what it was so we don't show the banner again 176 this.setInitialCookieChoiceMade(); 177 178 this.removeBanner(); 179 this.hideBackdrop(); 180 this.toggleModal(false); 181 this.showCookieIcon(); 182 183 this.config.cookieTypes.forEach((type) => { 184 // Set localStorage and run accept/reject callbacks 185 if (type.required == true) { 186 localStorage.setItem(`silktideCookieChoice_${type.id}${this.getBannerSuffix()}`, 'true'); 187 if (typeof type.onAccept === 'function') { type.onAccept() } 188 } else { 189 localStorage.setItem( 190 `silktideCookieChoice_${type.id}${this.getBannerSuffix()}`, 191 accepted.toString(), 192 ); 193 194 if (accepted) { 195 if (typeof type.onAccept === 'function') { type.onAccept(); } 196 } else { 197 if (typeof type.onReject === 'function') { type.onReject(); } 198 } 199 } 200 }); 201 202 // Trigger optional onAcceptAll/onRejectAll callbacks 203 if (accepted && typeof this.config.onAcceptAll === 'function') { 204 if (typeof this.config.onAcceptAll === 'function') { this.config.onAcceptAll(); } 205 } else if (typeof this.config.onRejectAll === 'function') { 206 if (typeof this.config.onRejectAll === 'function') { this.config.onRejectAll(); } 207 } 208 209 // finally update the checkboxes in the modal with the values from localStorage 210 this.updateCheckboxState(); 211 } 212 213 getAcceptedCookies() { 214 return (this.config.cookieTypes || []).reduce((acc, cookieType) => { 215 acc[cookieType.id] = 216 localStorage.getItem(`silktideCookieChoice_${cookieType.id}${this.getBannerSuffix()}`) === 217 'true'; 218 return acc; 219 }, {}); 220 } 221 222 runAcceptedCookieCallbacks() { 223 if (!this.config.cookieTypes) return; 224 225 const acceptedCookies = this.getAcceptedCookies();
226 this.config.cookieTypes.forEach((type) => { 227 if (type.required) return; // we run required cookies separately in loadRequiredCookies 228 if (acceptedCookies[type.id] && typeof type.onAccept === 'function') { 229 if (typeof type.onAccept === 'function') { type.onAccept(); } 230 } 231 }); 232 } 233 234 runRejectedCookieCallbacks() { 235 if (!this.config.cookieTypes) return; 236 237 const rejectedCookies = this.getRejectedCookies(); 238 this.config.cookieTypes.forEach((type) => { 239 if (rejectedCookies[type.id] && typeof type.onReject === 'function') { 240 if (typeof type.onReject === 'function') { type.onReject(); } 241 } 242 }); 243 } 244 245 /** 246 * Run through all of the cookie callbacks based on the current localStorage values 247 */ 248 runStoredCookiePreferenceCallbacks() { 249 this.config.cookieTypes.forEach((type) => { 250 const accepted = 251 localStorage.getItem(`silktideCookieChoice_${type.id}${this.getBannerSuffix()}`) === 'true'; 252 // Set localStorage and run accept/reject callbacks 253 if (accepted) { 254 if (typeof type.onAccept === 'function') { type.onAccept(); } 255 } else { 256 if (typeof type.onReject === 'function') { type.onReject(); } 257 } 258 }); 259 } 260 261 loadRequiredCookies() { 262 if (!this.config.cookieTypes) return;
263 this.config.cookieTypes.forEach((cookie) => { 264 if (cookie.required && typeof cookie.onAccept === 'function') { 265 if (typeof cookie.onAccept === 'function') { cookie.onAccept(); } 266 } 267 }); 268 } 269 270 // ---------------------------------------------------------------- 271 // Banner 272 // ---------------------------------------------------------------- 273 getBannerContent() { 274 const bannerDescription = 275 this.config.text?.banner?.description || 276 "<p>We use cookies on our site to enhance your user experience, provide personalized content, and analyze our traffic.</p>"; 277 278 // Accept button 279 const acceptAllButtonText = this.config.text?.banner?.acceptAllButtonText || 'Accept all'; 280 const acceptAllButtonLabel = this.config.text?.banner?.acceptAllButtonAccessibleLabel; 281 const acceptAllButton = `<button class="accept-all st-button st-button--primary"${ 282 acceptAllButtonLabel && acceptAllButtonLabel !== acceptAllButtonText 283 ? ` aria-label="${acceptAllButtonLabel}"` 284 : '' 285 }>${acceptAllButtonText}</button>`; 286 287 // Reject button 288 const rejectNonEssentialButtonText = this.config.text?.banner?.rejectNonEssentialButtonText || 'Reject non-essential'; 289 const rejectNonEssentialButtonLabel = this.config.text?.banner?.rejectNonEssentialButtonAccessibleLabel; 290 const rejectNonEssentialButton = `<button class="reject-all st-button st-button--primary"${ 291 rejectNonEssentialButtonLabel && rejectNonEssentialButtonLabel !== rejectNonEssentialButtonText 292 ? ` aria-label="${rejectNonEssentialButtonLabel}"` 293 : '' 294 }>${rejectNonEssentialButtonText}</button>`; 295 296 // Preferences button 297 const preferencesButtonText = this.config.text?.banner?.preferencesButtonText || 'Preferences'; 298 const preferencesButtonLabel = this.config.text?.banner?.preferencesButtonAccessibleLabel; 299 const preferencesButton = `<button class="preferences"${ 300 preferencesButtonLabel && preferencesButtonLabel !== preferencesButtonText 301 ? ` aria-label="${preferencesButtonLabel}"` 302 : '' 303 }><span>${preferencesButtonText}</span></button>`; 304 305 306 // Silktide logo link 307 const silktideLogo = ` 308 <a class="silktide-logo" href="https://silktide.com/consent-manager" target="_blank" rel="noreferrer" aria-label="Visit the Silktide Consent Manager page"> 309 <svg xmlns="http://www.w3.org/2000/svg" width="24" height="25" viewBox="0 0 24 25" fill="inherit"> 310 <path fill-rule="evenodd" clip-rule="evenodd" d="M14.1096 16.7745C13.8895 17.2055 13.3537 17.3805 12.9129 17.1653L8.28443 14.9055L2.73192 17.7651L11.1025 21.9814C11.909 22.3876 12.8725 22.3591 13.6524 21.9058L20.4345 17.9645C21.2845 17.4704 21.7797 16.5522 21.7164 15.5872L21.7088 15.4704C21.6487 14.5561 21.0962 13.7419 20.2579 13.3326L15.6793 11.0972L10.2283 13.9045L13.71 15.6043C14.1507 15.8195 14.3297 16.3434 14.1096 16.7745ZM8.2627 12.9448L13.7136 10.1375L10.2889 8.46543C9.84803 8.25021 9.66911 7.72629 9.88916 7.29524C10.1093 6.86417 10.6451 6.68921 11.0859 6.90442L15.6575 9.13647L21.2171 6.27325L12.8808 2.03496C12.0675 1.62147 11.0928 1.65154 10.3078 2.11432L3.54908 6.09869C2.70732 6.59492 2.21846 7.50845 2.28139 8.46761L2.29003 8.59923C2.35002 9.51362 2.9026 10.3278 3.7409 10.7371L8.2627 12.9448ZM6.31884 13.9458L2.94386 12.2981C1.53727 11.6113 0.610092 10.2451 0.509431 8.71094L0.500795 8.57933C0.3952 6.96993 1.21547 5.4371 2.62787 4.60447L9.38662 0.620092C10.7038 -0.156419 12.3392 -0.206861 13.7039 0.486938L23.3799 5.40639C23.4551 5.44459 23.5224 5.4918 23.5811 5.54596C23.7105 5.62499 23.8209 5.73754 23.897 5.87906C24.1266 6.30534 23.9594 6.83293 23.5234 7.05744L17.6231 10.0961L21.0549 11.7716C22.4615 12.4583 23.3887 13.8245 23.4893 15.3587L23.497 15.4755C23.6033 17.0947 22.7724 18.6354 21.346 19.4644L14.5639 23.4057C13.2554 24.1661 11.6386 24.214 10.2854 23.5324L0.621855 18.6649C0.477299 18.592 0.361696 18.4859 0.279794 18.361C0.210188 18.2968 0.150054 18.2204 0.10296 18.133C-0.126635 17.7067 0.0406445 17.1792 0.47659 16.9546L6.31884 13.9458Z" fill="inherit"/> 311 </svg> 312 </a> 313 `; 314 315 const bannerContent = ` 316 ${bannerDescription} 317 <div class="actions"> 318 ${acceptAllButton} 319 ${rejectNonEssentialButton} 320 <div class="actions-row"> 321 ${preferencesButton} 322 ${silktideLogo} 323 </div> 324 </div> 325 `; 326 327 return bannerContent; 328 } 329 330 hasSetInitialCookieChoices() { 331 return !!localStorage.getItem(`silktideCookieBanner_InitialChoice${this.getBannerSuffix()}`); 332 } 333 334 createBanner() { 335 // Create banner element 336 this.banner = this.createWrapperChild(this.getBannerContent(), 'silktide-banner'); 337 338 // Add positioning class from config 339 if (this.banner && this.config.position?.banner) { 340 this.banner.classList.add(this.config.position.banner); 341 } 342 343 // Trigger optional onBannerOpen callback 344 if (this.banner && typeof this.config.onBannerOpen === 'function') { 345 this.config.onBannerOpen(); 346 } 347 } 348 349 removeBanner() { 350 if (this.banner && this.banner.parentNode) { 351 this.banner.parentNode.removeChild(this.banner); 352 this.banner = null; 353 354 // Trigger optional onBannerClose callback 355 if (typeof this.config.onBannerClose === 'function') { 356 this.config.onBannerClose(); 357 } 358 } 359 } 360 361 shouldShowBanner() { 362 if (this.config.showBanner === false) { 363 return false;
364 } 365 return ( 366 localStorage.getItem(`silktideCookieBanner_InitialChoice${this.getBannerSuffix()}`) === null 367 ); 368 } 369 370 // ---------------------------------------------------------------- 371 // Modal 372 // ---------------------------------------------------------------- 373 getModalContent() { 374 const preferencesTitle = 375 this.config.text?.preferences?.title || 'Customize your cookie preferences'; 376 377 const preferencesDescription = 378 this.config.text?.preferences?.description || 379 "<p>We respect your right to privacy. You can choose not to allow some types of cookies. Your cookie preferences will apply across our website.</p>"; 380 381 // Preferences button 382 const preferencesButtonLabel = this.config.text?.banner?.preferencesButtonAccessibleLabel; 383 384 const closeModalButton = `<button class="modal-close"${preferencesButtonLabel ? ` aria-label="${preferencesButtonLabel}"` : ''}> 385 <svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg"> 386 <path d="M19.4081 3.41559C20.189 2.6347 20.189 1.36655 19.4081 0.585663C18.6272 -0.195221 17.3591 -0.195221 16.5782 0.585663L10 7.17008L3.41559 0.59191C2.6347 -0.188974 1.36655 -0.188974 0.585663 0.59191C-0.195221 1.37279 -0.195221 2.64095 0.585663 3.42183L7.17008 10L0.59191 16.5844C-0.188974 17.3653 -0.188974 18.6335 0.59191 19.4143C1.37279 20.1952 2.64095 20.1952 3.42183 19.4143L10 12.8299L16.5844 19.4081C17.3653 20.189 18.6335 20.189 19.4143 19.4081C20.1952 18.6272 20.1952 17.3591 19.4143 16.5782L12.8299 10L19.4081 3.41559Z"/> 387 </svg> 388 </button>`; 389 390 391 const cookieTypes = this.config.cookieTypes || []; 392 const acceptedCookieMap = this.getAcceptedCookies(); 393 394 // Accept button 395 const acceptAllButtonText = this.config.text?.banner?.acceptAllButtonText || 'Accept all'; 396 const acceptAllButtonLabel = this.config.text?.banner?.acceptAllButtonAccessibleLabel; 397 const acceptAllButton = `<button class="preferences-accept-all st-button st-button--primary"${ 398 acceptAllButtonLabel && acceptAllButtonLabel !== acceptAllButtonText 399 ? ` aria-label="${acceptAllButtonLabel}"` 400 : '' 401 }>${acceptAllButtonText}</button>`; 402 403 // Reject button 404 const rejectNonEssentialButtonText = this.config.text?.banner?.rejectNonEssentialButtonText || 'Reject non-essential'; 405 const rejectNonEssentialButtonLabel = this.config.text?.banner?.rejectNonEssentialButtonAccessibleLabel; 406 const rejectNonEssentialButton = `<button class="preferences-reject-all st-button st-button--primary"${ 407 rejectNonEssentialButtonLabel && rejectNonEssentialButtonLabel !== rejectNonEssentialButtonText 408 ? ` aria-label="${rejectNonEssentialButtonLabel}"` 409 : '' 410 }>${rejectNonEssentialButtonText}</button>`; 411 412 // Credit link 413 const creditLinkText = this.config.text?.preferences?.creditLinkText || 'Get this banner for free'; 414 const creditLinkAccessibleLabel = this.config.text?.preferences?.creditLinkAccessibleLabel; 415 const creditLink = `<a href="https://silktide.com/consent-manager" target="_blank" rel="noreferrer"${ 416 creditLinkAccessibleLabel && creditLinkAccessibleLabel !== creditLinkText 417 ? ` aria-label="${creditLinkAccessibleLabel}"` 418 : '' 419 }>${creditLinkText}</a>`; 420 421 422 423 const modalContent = ` 424 <header> 425 <h1>${preferencesTitle}</h1> 426 ${closeModalButton} 427 </header> 428 ${preferencesDescription} 429 <section id="cookie-preferences"> 430 ${cookieTypes 431 .map((type) => { 432 const accepted = acceptedCookieMap[type.id]; 433 let isChecked = false; 434 435 // if it's accepted then show as checked 436 if (accepted) { 437 isChecked = true; 438 } 439 440 // if nothing has been accepted / rejected yet, then show as checked if the default value is true 441 if (!accepted && !this.hasSetInitialCookieChoices()) { 442 isChecked = type.defaultValue; 443 } 444 445 return ` 446 <fieldset> 447 <legend>${type.name}</legend> 448 <div class="cookie-type-content"> 449 <div class="cookie-type-description">${type.description}</div> 450 <label class="switch" for="cookies-${type.id}"> 451 <input type="checkbox" id="cookies-${type.id}" ${ 452 type.required ? 'checked disabled' : isChecked ? 'checked' : '' 453 } />
454 <span class="switch__pill" aria-hidden="true"></span> 455 <span class="switch__dot" aria-hidden="true"></span> 456 <span class="switch__off" aria-hidden="true">Off</span> 457 <span class="switch__on" aria-hidden="true">On</span> 458 </label> 459 </div> 460 </fieldset> 461 `; 462 }) 463 .join('')} 464 </section> 465 <footer> 466 ${acceptAllButton} 467 ${rejectNonEssentialButton} 468 </footer> 469 `; 470 471 return modalContent; 472 } 473 474 createModal() { 475 // Create banner element 476 this.modal = this.createWrapperChild(this.getModalContent(), 'silktide-modal'); 477 } 478 479 toggleModal(show) { 480 if (!this.modal) return; 481 482 this.modal.style.display = show ? 'flex' : 'none'; 483 484 if (show) { 485 this.showBackdrop(); 486 this.hideCookieIcon(); 487 this.removeBanner(); 488 this.preventBodyScroll(); 489 490 // Focus the close button 491 const modalCloseButton = this.modal.querySelector('.modal-close'); 492 modalCloseButton.focus(); 493 494 // Trigger optional onPreferencesOpen callback 495 if (typeof this.config.onPreferencesOpen === 'function') { 496 this.config.onPreferencesOpen(); 497 } 498 499 this.updateCheckboxState(false); // read from storage when opening 500 } else { 501 // Set that an initial choice was made when closing the modal 502 this.setInitialCookieChoiceMade(); 503 504 // Save current checkbox states to storage 505 this.updateCheckboxState(true); 506 507 this.hideBackdrop(); 508 this.showCookieIcon(); 509 this.allowBodyScroll(); 510 511 // Trigger optional onPreferencesClose callback 512 if (typeof this.config.onPreferencesClose === 'function') { 513 this.config.onPreferencesClose(); 514 } 515 } 516 } 517 518 // ---------------------------------------------------------------- 519 // Cookie Icon 520 // ---------------------------------------------------------------- 521 getCookieIconContent() { 522 return ` 523 <svg width="38" height="38" viewBox="0 0 38 38" fill="none" xmlns="http://www.w3.org/2000/svg"> 524 <path d="M19.1172 1.15625C19.0547 0.734374 18.7344 0.390624 18.3125 0.328124C16.5859 0.0859365 14.8281 0.398437 13.2813 1.21875L7.5 4.30469C5.96094 5.125 4.71875 6.41406 3.95313 7.98437L1.08594 13.8906C0.320314 15.4609 0.0703136 17.2422 0.375001 18.9609L1.50781 25.4297C1.8125 27.1562 2.64844 28.7344 3.90625 29.9531L8.61719 34.5156C9.875 35.7344 11.4766 36.5156 13.2031 36.7578L19.6875 37.6719C21.4141 37.9141 23.1719 37.6016 24.7188 36.7812L30.5 33.6953C32.0391 32.875 33.2813 31.5859 34.0469 30.0078L36.9141 24.1094C37.6797 22.5391 37.9297 20.7578 37.625 19.0391C37.5547 18.625 37.2109 18.3125 36.7969 18.25C32.7734 17.6094 29.5469 14.5703 28.6328 10.6406C28.4922 10.0469 28.0078 9.59375 27.4063 9.5C23.1406 8.82031 19.7734 5.4375 19.1094 1.15625H19.1172ZM15.25 10.25C15.913 10.25 16.5489 10.5134 17.0178 10.9822C17.4866 11.4511 17.75 12.087 17.75 12.75C17.75 13.413 17.4866 14.0489 17.0178 14.5178C16.5489 14.9866 15.913 15.25 15.25 15.25C14.587 15.25 13.9511 14.9866 13.4822 14.5178C13.0134 14.0489 12.75 13.413 12.75 12.75C12.75 12.087 13.0134 11.4511 13.4822 10.9822C13.9511 10.5134 14.587 10.25 15.25 10.25ZM10.25 25.25C10.25 24.587 10.5134 23.9511 10.9822 23.4822C11.4511 23.0134 12.087 22.75 12.75 22.75C13.413 22.75 14.0489 23.0134 14.5178 23.4822C14.9866 23.9511 15.25 24.587 15.25 25.25C15.25 25.913 14.9866 26.5489 14.5178 27.0178C14.0489 27.4866 13.413 27.75 12.75 27.75C12.087 27.75 11.4511 27.4866 10.9822 27.0178C10.5134 26.5489 10.25 25.913 10.25 25.25ZM27.75 20.25C28.413 20.25 29.0489 20.5134 29.5178 20.9822C29.9866 21.4511 30.25 22.087 30.25 22.75C30.25 23.413 29.9866 24.0489 29.5178 24.5178C29.0489 24.9866 28.413 25.25 27.75 25.25C27.087 25.25 26.4511 24.9866 25.9822 24.5178C25.5134 24.0489 25.25 23.413 25.25 22.75C25.25 22.087 25.5134 21.4511 25.9822 20.9822C26.4511 20.5134 27.087 20.25 27.75 20.25Z" /> 525 </svg> 526 `; 527 } 528 529 createCookieIcon() { 530 this.cookieIcon = document.createElement('button'); 531 this.cookieIcon.id = 'silktide-cookie-icon'; 532 this.cookieIcon.title = 'Manage your cookie preferences for this site'; 533 this.cookieIcon.innerHTML = this.getCookieIconContent(); 534 535 if (this.config.text?.banner?.preferencesButtonAccessibleLabel) { 536 this.cookieIcon.ariaLabel = this.config.text?.banner?.preferencesButtonAccessibleLabel; 537 } 538 539 // Ensure wrapper exists 540 if (!this.wrapper || !document.body.contains(this.wrapper)) { 541 this.createWrapper(); 542 } 543 544 // Append child to wrapper 545 this.wrapper.appendChild(this.cookieIcon); 546 547 // Add positioning class from config 548 if (this.cookieIcon && this.config.cookieIcon?.position) { 549 this.cookieIcon.classList.add(this.config.cookieIcon.position); 550 } 551 552 // Add color scheme class from config 553 if (this.cookieIcon && this.config.cookieIcon?.colorScheme) { 554 this.cookieIcon.classList.add(this.config.cookieIcon.colorScheme); 555 } 556 } 557 558 showCookieIcon() { 559 if (this.cookieIcon) { 560 this.cookieIcon.style.display = 'flex'; 561 } 562 } 563 564 hideCookieIcon() { 565 if (this.cookieIcon) { 566 this.cookieIcon.style.display = 'none'; 567 } 568 } 569 570 /** 571 * This runs if the user closes the modal without making a choice for the first time 572 * We apply the default values and the necessary values as default 573 */ 574 handleClosedWithNoChoice() {
575 this.config.cookieTypes.forEach((type) => { 576 let accepted = true; 577 // Set localStorage and run accept/reject callbacks 578 if (type.required == true || type.defaultValue) { 579 localStorage.setItem( 580 `silktideCookieChoice_${type.id}${this.getBannerSuffix()}`, 581 accepted.toString(), 582 ); 583 } else { 584 accepted = false; 585 localStorage.setItem( 586 `silktideCookieChoice_${type.id}${this.getBannerSuffix()}`, 587 accepted.toString(), 588 ); 589 } 590 591 if (accepted) { 592 if (typeof type.onAccept === 'function') { type.onAccept(); } 593 } else { 594 if (typeof type.onReject === 'function') { type.onReject(); } 595 } 596 // set the flag to say that the cookie choice has been made 597 this.setInitialCookieChoiceMade(); 598 this.updateCheckboxState(); 599 }); 600 } 601 602 // ---------------------------------------------------------------- 603 // Focusable Elements 604 // ---------------------------------------------------------------- 605 getFocusableElements(element) { 606 return element.querySelectorAll( 607 'button, a[href], input, select, textarea, [tabindex]:not([tabindex="-1"])', 608 ); 609 } 610 611 // ---------------------------------------------------------------- 612 // Event Listeners 613 // ---------------------------------------------------------------- 614 setupEventListeners() { 615 // Check Banner exists before trying to add event listeners 616 if (this.banner) { 617 // Get the buttons 618 const acceptButton = this.banner.querySelector('.accept-all'); 619 const rejectButton = this.banner.querySelector('.reject-all'); 620 const preferencesButton = this.banner.querySelector('.preferences'); 621 622 // Add event listeners to the buttons 623 acceptButton?.addEventListener('click', () => this.handleCookieChoice(true)); 624 rejectButton?.addEventListener('click', () => this.handleCookieChoice(false)); 625 preferencesButton?.addEventListener('click', () => { 626 this.showBackdrop(); 627 this.toggleModal(true); 628 }); 629 630 // Focus Trap 631 const focusableElements = this.getFocusableElements(this.banner); 632 const firstFocusableEl = focusableElements[0]; 633 const lastFocusableEl = focusableElements[focusableElements.length - 1]; 634 635 // Add keydown event listener to handle tab navigation 636 this.banner.addEventListener('keydown', (e) => { 637 if (e.key === 'Tab') { 638 if (e.shiftKey) { 639 if (document.activeElement === firstFocusableEl) {
640 lastFocusableEl.focus(); 641 e.preventDefault(); 642 } 643 } else { 644 if (document.activeElement === lastFocusableEl) { 645 firstFocusableEl.focus(); 646 e.preventDefault(); 647 } 648 } 649 } 650 }); 651 652 // Set initial focus 653 if (this.config.mode !== 'wizard') { 654 acceptButton?.focus(); 655 } 656 } 657 658 // Check Modal exists before trying to add event listeners 659 if (this.modal) { 660 const closeButton = this.modal.querySelector('.modal-close'); 661 const acceptAllButton = this.modal.querySelector('.preferences-accept-all'); 662 const rejectAllButton = this.modal.querySelector('.preferences-reject-all'); 663 664 closeButton?.addEventListener('click', () => { 665 this.toggleModal(false); 666 667 const hasMadeFirstChoice = this.hasSetInitialCookieChoices(); 668 669 if (hasMadeFirstChoice) { 670 // run through the callbacks based on the current localStorage state 671 this.runStoredCookiePreferenceCallbacks(); 672 } else { 673 // handle the case where the user closes without making a choice for the first time 674 this.handleClosedWithNoChoice(); 675 } 676 }); 677 acceptAllButton?.addEventListener('click', () => this.handleCookieChoice(true)); 678 rejectAllButton?.addEventListener('click', () => this.handleCookieChoice(false)); 679 680 // Banner Focus Trap 681 const focusableElements = this.getFocusableElements(this.modal); 682 const firstFocusableEl = focusableElements[0]; 683 const lastFocusableEl = focusableElements[focusableElements.length - 1]; 684 685 this.modal.addEventListener('keydown', (e) => { 686 if (e.key === 'Tab') { 687 if (e.shiftKey) { 688 if (document.activeElement === firstFocusableEl) {
689 lastFocusableEl.focus(); 690 e.preventDefault(); 691 } 692 } else { 693 if (document.activeElement === lastFocusableEl) { 694 firstFocusableEl.focus(); 695 e.preventDefault(); 696 } 697 } 698 } 699 if (e.key === 'Escape') { 700 this.toggleModal(false); 701 } 702 }); 703 704 closeButton?.focus(); 705 706 // Update the checkbox event listeners 707 const preferencesSection = this.modal.querySelector('#cookie-preferences'); 708 const checkboxes = preferencesSection.querySelectorAll('input[type="checkbox"]'); 709 710 checkboxes.forEach(checkbox => { 711 checkbox.addEventListener('change', (event) => { 712 const [, cookieId] = event.target.id.split('cookies-'); 713 const isAccepted = event.target.checked; 714 const previousValue = localStorage.getItem( 715 `silktideCookieChoice_${cookieId}${this.getBannerSuffix()}` 716 ) === 'true'; 717 718 // Only proceed if the value has actually changed 719 if (isAccepted !== previousValue) { 720 // Find the corresponding cookie type 721 const cookieType = this.config.cookieTypes.find(type => type.id === cookieId); 722 723 if (cookieType) { 724 // Update localStorage 725 localStorage.setItem( 726 `silktideCookieChoice_${cookieId}${this.getBannerSuffix()}`, 727 isAccepted.toString() 728 ); 729 730 // Run the appropriate callback only if the value changed 731 if (isAccepted && typeof cookieType.onAccept === 'function') { 732 cookieType.onAccept(); 733 } else if (!isAccepted && typeof cookieType.onReject === 'function') { 734 cookieType.onReject(); 735 } 736 } 737 } 738 }); 739 }); 740 } 741 742 // Check Cookie Icon exists before trying to add event listeners 743 if (this.cookieIcon) { 744 745 this.cookieIcon.addEventListener('click', () => { 746 // If modal is not found, create it 747 if (!this.modal) { 748 this.createModal(); 749 this.toggleModal(true); 750 this.hideCookieIcon(); 751 } 752 // If modal is hidden, show it 753 else if (this.modal.style.display === 'none' || this.modal.style.display === '') { 754 this.toggleModal(true); 755 this.hideCookieIcon(); 756 } 757 // If modal is visible, hide it 758 else { 759 this.toggleModal(false); 760 } 761 }); 762 } 763 } 764 765 getBannerSuffix() { 766 if (this.config.bannerSuffix) { 767 return '_' + this.config.bannerSuffix; 768 } 769 return ''; 770 } 771 772 preventBodyScroll() { 773 document.body.style.overflow = 'hidden'; 774 // Prevent iOS Safari scrolling 775 document.body.style.position = 'fixed'; 776 document.body.style.width = '100%'; 777 } 778 779 allowBodyScroll() { 780 document.body.style.overflow = ''; 781 document.body.style.position = ''; 782 document.body.style.width = ''; 783 } 784} 785 786(function () { 787 window.silktideCookieBannerManager = {}; 788 789 let config = {}; 790 let cookieBanner; 791 792 function updateCookieBannerConfig(userConfig = {}) { 793 config = {...config, ...userConfig}; 794 795 // If cookie banner exists, destroy and recreate it with new config 796 if (cookieBanner) { 797 cookieBanner.destroyCookieBanner(); // We'll need to add this method 798 cookieBanner = null; 799 } 800 801 // Only initialize if document.body exists 802 if (document.body) { 803 initCookieBanner(); 804 } else { 805 // Wait for DOM to be ready 806 document.addEventListener('DOMContentLoaded', initCookieBanner, {once: true}); 807 } 808 } 809 810 function initCookieBanner() { 811 if (!cookieBanner) { 812 cookieBanner = new SilktideCookieBanner(config); // Pass config to the CookieBanner instance 813 } 814 } 815 816 function injectScript(url, loadOption) { 817 // Check if script with this URL already exists 818 const existingScript = document.querySelector(`script[src="${url}"]`); 819 if (existingScript) { 820 return; // Script already exists, don't add it again 821 } 822 823 const script = document.createElement('script'); 824 script.src = url; 825 826 // Apply the async or defer attribute based on the loadOption parameter 827 if (loadOption === 'async') { 828 script.async = true; 829 } else if (loadOption === 'defer') { 830 script.defer = true; 831 } 832 833 document.head.appendChild(script); 834 } 835 836 window.silktideCookieBannerManager.initCookieBanner = initCookieBanner; 837 window.silktideCookieBannerManager.updateCookieBannerConfig = updateCookieBannerConfig; 838 window.silktideCookieBannerManager.injectScript = injectScript; 839 840 if (document.readyState === 'loading') { 841 document.addEventListener('DOMContentLoaded', initCookieBanner, {once: true}); 842 } else {
843 initCookieBanner(); 844 } 845})();
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.