Issue #3462868 by annmarysruthy, yujiman85, nexusnovaz, pierregermain, ankitv18, sheetal-wish, smustgrave, lostcarpark, rodrigoaguilera, ultimike: Replace url usage of http://www.w3.org with https://www.w3.org in core

Author: quietone

core.link_relation_types.yml

@@ -57,37 +57,37 @@ about:
   reference: '[RFC6903], section 2'
 alternate:
   description: 'Refers to a substitute for this context'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-alternate]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-alternate]'
 appendix:
   description: 'Refers to an appendix.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 archives:
   description: "Refers to a collection of records, documents, or other materials of historical interest."
-  reference: '[http://www.w3.org/TR/2011/WD-html5-20110113/links.html#rel-archives]'
+  reference: '[https://www.w3.org/TR/2011/WD-html5-20110113/links.html#rel-archives]'
 author:
   description: "Refers to the context's author."
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-author]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-author]'
 blocked-by:
   description: "Identifies the entity that blocks access to a resource following receipt of a legal demand."
   reference: '[RFC7725]'
 bookmark:
   description: 'Gives a permanent link to use for bookmarking purposes.'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-bookmark]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-bookmark]'
 canonical:
   description: 'Designates the preferred version of a resource (the IRI and its contents).'
   reference: '[RFC6596]'
 chapter:
   description: 'Refers to a chapter in a collection of resources.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 collection:
   description: 'The target IRI points to a resource which represents the collection resource for the context IRI.'
   reference: '[RFC6573]'
 contents:
   description: 'Refers to a table of contents.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 copyright:
   description: "Refers to a copyright statement that applies to the link's context."
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 create-form:
   description: 'The target IRI points to a resource where a submission form can be obtained.'
   reference: '[RFC6861]'
@@ -102,7 +102,7 @@ derivedfrom:
   reference: '[draft-hoffman-xml2rfc]'
 describedby:
   description: "Refers to a resource providing information about the link's context."
-  reference: '[http://www.w3.org/TR/powder-dr/#assoc-linking]'
+  reference: '[https://www.w3.org/TR/powder-dr/#assoc-linking]'
 describes:
   description: "The relationship A 'describes' B asserts that resource A provides a description of resource B. There are no constraints on the format or representation of either A or B, neither are there any further constraints on either resource."
   reference: '[RFC6892]'
@@ -135,10 +135,10 @@ first:
   notes: "This relation type registration did not indicate a reference.  Originally requested by Mark Nottingham in December 2004."
 glossary:
   description: 'Refers to a glossary of terms.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 help:
   description: 'Refers to context-sensitive help.'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-help]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-help]'
 hosts:
   description: "Refers to a resource hosted by the server indicated by the link context."
   reference: '[RFC6690]'
@@ -149,10 +149,10 @@ hub:
   notes: 'This relation type was requested by Brett Slatkin.'
 icon:
   description: "Refers to an icon representing the link's context."
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-icon]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-icon]'
 index:
   description: 'Refers to an index.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 item:
   description: 'The target IRI points to a resource that is a member of the collection represented by the context IRI.'
   reference: '[RFC6573]'
@@ -166,7 +166,7 @@ latest-version:
 license:
   description: 'Refers to a license associated with this context.'
   reference: '[RFC4946]'
-  notes: "For implications of use in HTML, see:  http://www.w3.org/TR/html5/links.html#link-type-license"
+  notes: "For implications of use in HTML, see:  https://www.w3.org/TR/html5/links.html#link-type-license"
 lrdd:
   description: "Refers to further information about the link's context, expressed as a LRDD (\"Link-based Resource Descriptor Document\") resource.  See [RFC6415] for information about processing this relation type in host-meta documents. When used elsewhere, it refers to additional links and other metadata. Multiple instances indicate additional LRDD resources. LRDD resources MUST have an \"application/xrd+xml\" representation, and MAY have others."
   reference: '[RFC6415]'
@@ -182,16 +182,16 @@ monitor-group:
   reference: '[RFC5989]'
 next:
   description: "Indicates that the link's context is a part of a series, and that the next in the series is the link target."
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-next]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-next]'
 next-archive:
   description: 'Refers to the immediately following archive resource.'
   reference: '[RFC5005]'
 nofollow:
   description: 'Indicates that the context’s original author or publisher does not endorse the link target.'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-nofollow]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-nofollow]'
 noreferrer:
   description: 'Indicates that no referrer information is to be leaked when following the link.'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-noreferrer]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-noreferrer]'
 original:
   description: 'The Target IRI points to an Original Resource.'
   reference: '[RFC7089]'
@@ -211,23 +211,23 @@ predecessor-version:
   reference: '[RFC5829]'
 prefetch:
   description: "The prefetch link relation type is used to identify a resource  that might be required by the next navigation from the link context, and  that the user agent ought to fetch, such that the user agent can deliver a  faster response once the resource is requested in the future."
-  reference: '[http://www.w3.org/TR/resource-hints/]'
+  reference: '[https://www.w3.org/TR/resource-hints/]'
 preload:
   description: "Refers to a resource that should be loaded early in the  processing of the link's context, without blocking rendering."
-  reference: '[http://www.w3.org/TR/preload/]'
+  reference: '[https://www.w3.org/TR/preload/]'
   notes: 'Additional target attributes establish the detailed fetch properties of the link.'
 prerender:
   description: "Used to identify a resource that might be required by the next  navigation from the link context, and that the user agent ought to fetch  and execute, such that the user agent can deliver a faster response once  the resource is requested in the future."
   reference: '[https://www.w3.org/TR/resource-hints/]'
 prev:
   description: "Indicates that the link's context is a part of a series, and that the previous in the series is the link target."
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-prev]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-prev]'
 preview:
   description: "Refers to a resource that provides a preview of the link's context."
   reference: '[RFC6903], section 3'
 previous:
   description: "Refers to the previous resource in an ordered series of resources.  Synonym for \"prev\"."
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 prev-archive:
   description: 'Refers to the immediately preceding archive resource.'
   reference: '[RFC5005]'
@@ -249,7 +249,7 @@ search:
   reference: '[http://www.opensearch.org/Specifications/OpenSearch/1.1]'
 section:
   description: 'Refers to a section in a collection of resources.'
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 self:
   description: "Conveys an identifier for the link's context."
   reference: '[RFC4287]'
@@ -262,19 +262,19 @@ service:
   notes: "When used in an Atom document, this relation type specifies Atom Publishing Protocol service documents by default.  Requested by James Snell."
 start:
   description: "Refers to the first resource in a collection of resources."
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 stylesheet:
   description: 'Refers to a stylesheet.'
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-stylesheet]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-stylesheet]'
 subsection:
   description: "Refers to a resource serving as a subsection in a collection of resources."
-  reference: '[http://www.w3.org/TR/1999/REC-html401-19991224]'
+  reference: '[https://www.w3.org/TR/1999/REC-html401-19991224]'
 successor-version:
   description: "Points to a resource containing the successor version in the version history."
   reference: '[RFC5829]'
 tag:
   description: "Gives a tag (identified by the given address) that applies to the current document."
-  reference: '[http://www.w3.org/TR/html5/links.html#link-type-tag]'
+  reference: '[https://www.w3.org/TR/html5/links.html#link-type-tag]'
 terms-of-service:
   description: "Refers to the terms of service associated with the link's context."
   reference: '[RFC6903], section 5'
@@ -301,7 +301,7 @@ via:
   reference: '[RFC4287]'
 webmention:
   description: "Identifies a target URI that supports the Webmention protocol. This allows clients that mention a resource in some form of publishing process to contact that endpoint and inform it that this resource has been mentioned."
-  reference: '[http://www.w3.org/TR/webmention/]'
+  reference: '[https://www.w3.org/TR/webmention/]'
   notes: "This is a similar \"Linkback\" mechanism to the ones of Refback, Trackback, and Pingback. It uses a different protocol, though, and thus should be discoverable through its own link relation type."
 working-copy:
   description: 'Points to a working copy for this resource.'

includes/theme.inc

@@ -337,7 +337,7 @@ function template_preprocess_time(&$variables) {
   /** @var \Drupal\Core\Datetime\DateFormatterInterface $date_formatter */
   $date_formatter = \Drupal::service('date.formatter');
   // Format the 'datetime' attribute based on the timestamp.
-  // @see http://www.w3.org/TR/html5-author/the-time-element.html#attr-time-datetime
+  // @see https://www.w3.org/TR/html5-author/the-time-element.html#attr-time-datetime
   if (!isset($variables['attributes']['datetime']) && isset($variables['timestamp'])) {
     $variables['attributes']['datetime'] = $date_formatter->format($variables['timestamp'], 'html_datetime', '', 'UTC');
   }
@@ -504,7 +504,7 @@ function template_preprocess_datetime_wrapper(&$variables) {
  *     technology. Headings allow screen reader and keyboard only users to
  *     navigate to or skip the links. See
  *     http://juicystudio.com/article/screen-readers-display-none.php and
- *     http://www.w3.org/TR/WCAG-TECHS/H42.html for more information.
+ *     https://www.w3.org/TR/WCAG-TECHS/H42.html for more information.
  *
  * @see \Drupal\Core\Utility\LinkGenerator
  * @see \Drupal\Core\Utility\LinkGenerator::generate()
@@ -631,8 +631,8 @@ function template_preprocess_links(&$variables) {
  *     accessibility requirements, so it is strongly encouraged for code
  *     building variables for image.html.twig templates to pass a meaningful
  *     value for this variable.
- *     - http://www.w3.org/TR/REC-html40/struct/objects.html#h-13.8
- *     - http://www.w3.org/TR/xhtml1/dtds.html
+ *     - https://www.w3.org/TR/REC-html40/struct/objects.html#h-13.8
+ *     - https://www.w3.org/TR/xhtml1/dtds.html
  *     - http://dev.w3.org/html5/spec/Overview.html#alt
  *   - title: The title text is displayed when the image is hovered in some
  *     popular browsers.
@@ -649,7 +649,7 @@ function template_preprocess_image(&$variables) {
     $variables['attributes']['src'] = $file_url_generator->generateString($variables['uri']);
   }
   // Generate a srcset attribute conforming to the spec at
-  // http://www.w3.org/html/wg/drafts/html/master/embedded-content.html#attr-img-srcset
+  // https://www.w3.org/html/wg/drafts/html/master/embedded-content.html#attr-img-srcset
   if (!empty($variables['srcset'])) {
     $srcset = [];
     foreach ($variables['srcset'] as $src) {
@@ -1867,8 +1867,8 @@ function drupal_common_theme() {
       // accessibility requirements, so it is strongly encouraged for code
       // building variables for image.html.twig templates to pass a meaningful
       // value for the alt variable.
-      // - http://www.w3.org/TR/REC-html40/struct/objects.html#h-13.8
-      // - http://www.w3.org/TR/xhtml1/dtds.html
+      // - https://www.w3.org/TR/REC-html40/struct/objects.html#h-13.8
+      // - https://www.w3.org/TR/xhtml1/dtds.html
       // - http://dev.w3.org/html5/spec/Overview.html#alt
       // The title attribute is optional in all cases, so it is omitted by
       // default.

lib/Drupal/Component/Utility/Html.php

@@ -85,7 +85,7 @@ public static function getClass($class) {
    * Link below shows the syntax for valid CSS identifiers (including element
    * names, classes, and IDs in selectors).
    *
-   * @see http://www.w3.org/TR/CSS21/syndata.html#characters
+   * @see https://www.w3.org/TR/CSS21/syndata.html#characters
    *
    * @param string $identifier
    *   The identifier to clean.
@@ -224,11 +224,11 @@ public static function getUniqueId($id) {
   public static function getId($id) {
     $id = str_replace([' ', '_', '[', ']'], ['-', '-', '-', ''], mb_strtolower($id));
 
-    // As defined in http://www.w3.org/TR/html4/types.html#type-name, HTML IDs can
+    // As defined in https://www.w3.org/TR/html4/types.html#type-name, HTML IDs can
     // only contain letters, digits ([0-9]), hyphens ("-"), underscores ("_"),
     // colons (":"), and periods ("."). We strip out any character not in that
     // list. Note that the CSS spec doesn't allow colons or periods in identifiers
-    // (http://www.w3.org/TR/CSS21/syndata.html#characters), so we strip those two
+    // (https://www.w3.org/TR/CSS21/syndata.html#characters), so we strip those two
     // characters as well.
     $id = preg_replace('/[^A-Za-z0-9\-_]/', '', $id);
 

lib/Drupal/Component/Utility/UserAgent.php

@@ -79,7 +79,7 @@ public static function getBestMatchingLangcode($http_accept_language, $langcodes
     // In that case, we assume that the lowest value of the specific tags is the
     // value of the generic language to be as close to the HTTP 1.1 spec as
     // possible.
-    // See http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.4 and
+    // See https://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.4 and
     // http://blogs.msdn.com/b/ie/archive/2006/10/17/accept-language-header-for-internet-explorer-7.aspx
     asort($ua_langcodes);
     foreach ($ua_langcodes as $langcode => $qvalue) {

lib/Drupal/Component/Utility/Xss.php

@@ -231,7 +231,7 @@ protected static function attributes($attributes) {
             // to be mangled. We prevent this by skipping protocol filtering on
             // such attributes.
             // @see \Drupal\Component\Utility\UrlHelper::filterBadProtocol()
-            // @see http://www.w3.org/TR/html4/index/attributes.html
+            // @see https://www.w3.org/TR/html4/index/attributes.html
             $skip_protocol_filtering = str_starts_with($attribute_name, 'data-') || in_array($attribute_name, [
               'title',
               'alt',

lib/Drupal/Core/Asset/CssCollectionOptimizerLazy.php

@@ -151,7 +151,7 @@ public function optimizeGroup(array $group): string {
       $data .= $this->optimizer->optimize($css_asset);
     }
     // Per the W3C specification at
-    // http://www.w3.org/TR/REC-CSS2/cascade.html#at-import, @import rules must
+    // https://www.w3.org/TR/REC-CSS2/cascade.html#at-import, @import rules must
     // precede any other style, so we move those to the top. The regular
     // expression is expressed in NOWDOC since it is detecting backslashes as
     // well as single and double quotes. It is difficult to read when

lib/Drupal/Core/Cache/Context/CacheContextsManager.php

@@ -14,7 +14,7 @@
  * state by which should varied (the current URL, language, and so on).
  *
  * Note that this maps exactly to HTTP's Vary header semantics:
- * @link http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.44
+ * @link https://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.44
  *
  * @see \Drupal\Core\Cache\Context\CacheContextInterface
  * @see \Drupal\Core\Cache\Context\CalculatedCacheContextInterface

lib/Drupal/Core/Form/FormBuilder.php

@@ -1178,7 +1178,7 @@ protected function handleInputElement($form_id, &$element, FormStateInterface &$
     // of how the element is themed or whether JavaScript is used to change the
     // control's attributes. However, it's good UI to let the user know that
     // input is not wanted for the control. HTML supports two attributes for:
-    // this: http://www.w3.org/TR/html401/interact/forms.html#h-17.12. If a form
+    // this: https://www.w3.org/TR/html401/interact/forms.html#h-17.12. If a form
     // wants to start a control off with one of these attributes for UI
     // purposes, only, but still allow input to be processed if it's submitted,
     // it can set the desired attribute in #attributes directly rather than
@@ -1364,7 +1364,7 @@ protected function buttonWasClicked($element, FormStateInterface &$form_state) {
     // The input value attribute is treated as CDATA by browsers. This means
     // that they replace character entities with characters. Therefore, we need
     // to decode the value in $element['#value']. For more details see
-    // http://www.w3.org/TR/html401/types.html#type-cdata.
+    // https://www.w3.org/TR/html401/types.html#type-cdata.
     if (isset($input[$element['#name']]) && $input[$element['#name']] == Html::decodeEntities($element['#value'])) {
       return TRUE;
     }

lib/Drupal/Core/Form/FormState.php

@@ -662,7 +662,7 @@ public function setRequestMethod($method) {
    * @return bool
    *
    * @see \Symfony\Component\HttpFoundation\Request::isMethodSafe()
-   * @see http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.1.1
+   * @see https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.1.1
    */
   protected function isRequestMethodSafe() {
     return in_array($this->requestMethod, ['GET', 'HEAD']);

lib/Drupal/Core/Language/LanguageInterface.php

@@ -26,7 +26,7 @@ interface LanguageInterface {
    * determined. This special language code is useful when we know the data
    * might have linguistic information, but we don't know the language.
    *
-   * See http://www.w3.org/International/questions/qa-no-language#undetermined.
+   * See https://www.w3.org/International/questions/qa-no-language#undetermined.
    */
   const LANGCODE_NOT_SPECIFIED = 'und';
 
@@ -36,7 +36,7 @@ interface LanguageInterface {
    * Should be used when we explicitly know that the data referred has no
    * linguistic content.
    *
-   * See http://www.w3.org/International/questions/qa-no-language#nonlinguistic.
+   * See https://www.w3.org/International/questions/qa-no-language#nonlinguistic.
    */
   const LANGCODE_NOT_APPLICABLE = 'zxx';
 

lib/Drupal/Core/Language/LanguageManagerInterface.php

@@ -203,7 +203,7 @@ public function getConfigOverrideLanguage();
    * Language codes are defined by the W3C language tags document for
    * interoperability. Language codes typically have a language and, optionally,
    * a script or regional variant name. See:
-   * http://www.w3.org/International/articles/language-tags/ for more
+   * https://www.w3.org/International/articles/language-tags/ for more
    * information.
    *
    * @return array