More consistent language cookie name

web/src/App.test.jsx

@@ -61,7 +61,7 @@ const changePhaseTo = phase => act(() => callbacks.onPhaseChange(phase));
 describe("App", () => {
   beforeEach(() => {
     // setting the language through a cookie
-    document.cookie = "AgamaLang=en-us; path=/;";
+    document.cookie = "agamaLang=en-us; path=/;";
     createClient.mockImplementation(() => {
       return {
         manager: {
@@ -94,7 +94,7 @@ describe("App", () => {
 
   afterEach(() => {
     // setting a cookie with already expired date removes it
-    document.cookie = "AgamaLang=; path=/; expires=" + new Date(0).toUTCString();
+    document.cookie = "agamaLang=; path=/; expires=" + new Date(0).toUTCString();
   });
 
   describe("when the software context is not initialized", () => {

web/src/context/installerL10n.jsx

@@ -52,14 +52,14 @@ function useInstallerL10n() {
 /**
  * Current language (in xx_XX format).
  *
- * It takes the language from the AgamaLang cookie.
+ * It takes the language from the agamaLang cookie.
  *
  * @return {string|undefined} Undefined if language is not set.
  */
 function agamaLanguage() {
   // language from cookie, empty string if not set (regexp taken from Cockpit)
   // https://github.com/cockpit-project/cockpit/blob/98a2e093c42ea8cd2431cf15c7ca0e44bb4ce3f1/pkg/shell/shell-modals.jsx#L91
-  const languageString = decodeURIComponent(document.cookie.replace(/(?:(?:^|.*;\s*)AgamaLang\s*=\s*([^;]*).*$)|^.*$/, "$1"));
+  const languageString = decodeURIComponent(document.cookie.replace(/(?:(?:^|.*;\s*)agamaLang\s*=\s*([^;]*).*$)|^.*$/, "$1"));
   if (languageString) {
     return languageString.toLowerCase();
   }
@@ -78,7 +78,7 @@ function storeAgamaLanguage(language) {
   if (current === language) return false;
 
   // Code taken from Cockpit.
-  const cookie = "AgamaLang=" + encodeURIComponent(language) + "; path=/; expires=Sun, 16 Jul 3567 06:23:41 GMT";
+  const cookie = "agamaLang=" + encodeURIComponent(language) + "; path=/; expires=Sun, 16 Jul 3567 06:23:41 GMT";
   document.cookie = cookie;
 
   // for backward compatibility, CockpitLang cookie is needed to load correct po.js content from Cockpit

web/src/context/installerL10n.test.jsx

@@ -56,7 +56,7 @@ jest.mock("~/lib/cockpit", () => ({
 }));
 
 // Helper component that displays a translated message depending on the
-// AgamaLang value.
+// agamaLang value.
 const TranslatedContent = () => {
   const text = {
     "cs-cz": "ahoj",
@@ -65,7 +65,7 @@ const TranslatedContent = () => {
     "es-ar": "hola!",
   };
 
-  const regexp = /AgamaLang=([^;]+)/;
+  const regexp = /agamaLang=([^;]+)/;
   const found = document.cookie.match(regexp);
   if (!found) return <>{text["en-us"]}</>;
 
@@ -85,7 +85,7 @@ describe("InstallerL10nProvider", () => {
   // remove the Cockpit language cookie after each test
   afterEach(() => {
     // setting a cookie with already expired date removes it
-    document.cookie = "AgamaLang=; path=/; expires=" + new Date(0).toUTCString();
+    document.cookie = "agamaLang=; path=/; expires=" + new Date(0).toUTCString();
   });
 
   describe("when no URL query parameter is set", () => {
@@ -95,7 +95,7 @@ describe("InstallerL10nProvider", () => {
 
     describe("when the Cockpit language is already set", () => {
       beforeEach(() => {
-        document.cookie = "AgamaLang=en-us; path=/;";
+        document.cookie = "agamaLang=en-us; path=/;";
         getUILocaleFn.mockResolvedValueOnce("en_US.UTF-8");
       });
 
@@ -115,7 +115,7 @@ describe("InstallerL10nProvider", () => {
 
     describe("when the Cockpit language is set to an unsupported language", () => {
       beforeEach(() => {
-        document.cookie = "AgamaLang=de-de; path=/;";
+        document.cookie = "agamaLang=de-de; path=/;";
         getUILocaleFn.mockResolvedValueOnce("de_DE.UTF-8");
         getUILocaleFn.mockResolvedValueOnce("es_ES.UTF-8");
       });
@@ -200,7 +200,7 @@ describe("InstallerL10nProvider", () => {
 
     describe("when the Cockpit language is already set to 'cs-cz'", () => {
       beforeEach(() => {
-        document.cookie = "AgamaLang=cs-cz; path=/;";
+        document.cookie = "agamaLang=cs-cz; path=/;";
         getUILocaleFn.mockResolvedValueOnce("cs_CZ.UTF-8");
       });
 
@@ -215,15 +215,15 @@ describe("InstallerL10nProvider", () => {
         await screen.findByText("ahoj");
         expect(setUILocaleFn).not.toHaveBeenCalled();
 
-        expect(document.cookie).toMatch(/AgamaLang=cs-cz/);
+        expect(document.cookie).toMatch(/agamaLang=cs-cz/);
         expect(utils.locationReload).not.toHaveBeenCalled();
         expect(utils.setLocationSearch).not.toHaveBeenCalled();
       });
     });
 
     describe("when the Cockpit language is set to 'en-us'", () => {
       beforeEach(() => {
-        document.cookie = "AgamaLang=en-us; path=/;";
+        document.cookie = "agamaLang=en-us; path=/;";
         getUILocaleFn.mockResolvedValueOnce("en_US");
         getUILocaleFn.mockResolvedValueOnce("cs_CZ");
         setUILocaleFn.mockResolvedValue();

web/src/lib/webpack-po-handler.js

@@ -11,7 +11,7 @@ const path = require("path");
 // @param res HTTP response
 module.exports = function (req, res) {
   // the regexp was taken from the original Cockpit code :-)
-  const language = req.headers.cookie.replace(/(?:(?:^|.*;\s*)AgamaLang\s*=\s*([^;]*).*$)|^.*$/, "$1") || "";
+  const language = req.headers.cookie.replace(/(?:(?:^|.*;\s*)agamaLang\s*=\s*([^;]*).*$)|^.*$/, "$1") || "";
   // the cookie uses "pt-br" format while the PO file is "pt_BR" :-/
   let [lang, country] = language.split("-");
   country = country?.toUpperCase();