feat: allow extra user-defined extension IDs to interact with Chatterino (#5997)

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unversioned
 
+- Minor: Added an option to allow multiple user-selected extensions to interact with Chatterino. (#5997)
 - Minor: Add `Set highlight sounds` and `Open subscription page` split hotkeys. (#5856)
 - Minor: `/clear` messages are now stacked like timeouts. (#5806)
 - Minor: Treat all browsers starting with `firefox` as a Firefox browser. (#5805)

src/singletons/NativeMessaging.cpp

@@ -7,6 +7,7 @@
 #include "debug/AssertInGuiThread.hpp"
 #include "providers/twitch/TwitchIrcServer.hpp"
 #include "singletons/Paths.hpp"
+#include "singletons/Settings.hpp"
 #include "util/IpcQueue.hpp"
 #include "util/PostToThread.hpp"
 
@@ -55,11 +56,26 @@ void registerNmHost(const Paths &paths)
         };
     };
 
+    QStringList extensionIDs =
+        getSettings()->additionalExtensionIDs.getValue().split(
+            ';', Qt::SkipEmptyParts);
+
     // chrome
     {
         auto obj = getBaseDocument();
         QJsonArray allowedOriginsArr = {
             u"chrome-extension://%1/"_s.arg(EXTENSION_ID)};
+
+        for (const auto &id : extensionIDs)
+        {
+            QString trimmedID = id.trimmed();
+            if (!trimmedID.isEmpty())
+            {
+                allowedOriginsArr.append(
+                    u"chrome-extension://%1/"_s.arg(trimmedID));
+            }
+        }
+
         obj.insert("allowed_origins", allowedOriginsArr);
 
         registerNmManifest(paths, "/native-messaging-manifest-chrome.json",
@@ -72,6 +88,16 @@ void registerNmHost(const Paths &paths)
     {
         auto obj = getBaseDocument();
         QJsonArray allowedExtensions = {"chatterino_native@chatterino.com"};
+
+        for (const auto &id : extensionIDs)
+        {
+            QString trimmedID = id.trimmed();
+            if (!trimmedID.isEmpty())
+            {
+                allowedExtensions.append(trimmedID);
+            }
+        }
+
         obj.insert("allowed_extensions", allowedExtensions);
 
         registerNmManifest(paths, "/native-messaging-manifest-firefox.json",

src/singletons/Settings.hpp

@@ -658,6 +658,8 @@ public:
         false,
     };
 
+    QStringSetting additionalExtensionIDs{"/misc/additionalExtensionIDs", ""};
+
 private:
     ChatterinoSetting<std::vector<HighlightPhrase>> highlightedMessagesSetting =
         {"/highlighting/highlights"};

src/widgets/settingspages/GeneralPage.cpp

@@ -26,6 +26,7 @@
 #include <QDesktopServices>
 #include <QFileDialog>
 #include <QFontDialog>
+#include <QFormLayout>
 #include <QLabel>
 #include <QScrollArea>
 
@@ -876,6 +877,26 @@ void GeneralPage::initLayout(GeneralPageView &layout)
         s.attachExtensionToAnyProcess, false,
         "Attempt to force the Chatterino Browser Extension to work in certain "
         "browsers that do not work automatically.\ne.g. Librewolf");
+
+    {
+        auto *note = new QLabel(
+            "A semicolon-separated list of Chrome or Firefox extension IDs"
+            "allowed to interact with Chatterino's browser integration "
+            "(requires restart).\n"
+            "Using multiple extension IDs from different browsers may cause "
+            "issues.");
+        note->setWordWrap(true);
+        note->setStyleSheet("color: #bbb");
+
+        layout.addWidget(note);
+        auto *extraIDs = this->createLineEdit(s.additionalExtensionIDs);
+        extraIDs->setPlaceholderText("Extension;IDs;separated;by;semicolons");
+
+        auto form = new QFormLayout();
+        form->addRow("Extra extension IDs:", extraIDs);
+
+        layout.addLayout(form);
+    }
 #endif
 
     layout.addTitle("AppData & Cache");