Add /openurl command (#2926)

Usage: `/openurl <URL>`. Opens the provided URL in the browser.

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unversioned
 
+- Minor: Added `/openurl` command. Usage: `/openurl <URL>`. Opens the provided URL in the browser. (#2461, #2926)
+
 ## 2.3.3
 
 - Major: Added username autocompletion popup menu when typing usernames with an @ prefix. (#1979, #2866)

src/controllers/commands/CommandController.cpp

@@ -18,6 +18,7 @@
 #include "util/CombinePath.hpp"
 #include "util/FormatTime.hpp"
 #include "util/Helpers.hpp"
+#include "util/IncognitoBrowser.hpp"
 #include "util/StreamLink.hpp"
 #include "util/Twitch.hpp"
 #include "widgets/Window.hpp"
@@ -786,6 +787,39 @@ void CommandController::initialize(Settings &, Paths &paths)
         }
         return "";
     });
+
+    this->registerCommand("/openurl", [](const QStringList &words,
+                                         const ChannelPtr channel) {
+        if (words.size() < 2)
+        {
+            channel->addMessage(makeSystemMessage("Usage: /openurl <URL>."));
+            return "";
+        }
+
+        QUrl url = QUrl::fromUserInput(words.mid(1).join(" "));
+        if (!url.isValid())
+        {
+            channel->addMessage(makeSystemMessage("Invalid URL specified."));
+            return "";
+        }
+
+        bool res = false;
+        if (supportsIncognitoLinks() && getSettings()->openLinksIncognito)
+        {
+            res = openLinkIncognito(url.toString(QUrl::FullyEncoded));
+        }
+        else
+        {
+            res = QDesktopServices::openUrl(url);
+        }
+
+        if (!res)
+        {
+            channel->addMessage(makeSystemMessage("Could not open URL."));
+        }
+
+        return "";
+    });
 }
 
 void CommandController::save()

src/util/IncognitoBrowser.cpp

@@ -84,12 +84,14 @@ bool supportsIncognitoLinks()
 #endif
 }
 
-void openLinkIncognito(const QString &link)
+bool openLinkIncognito(const QString &link)
 {
 #ifdef Q_OS_WIN
     auto command = getCommand(link);
 
-    QProcess::startDetached(command);
+    return QProcess::startDetached(command);
+#else
+    return false;
 #endif
 }
 

src/util/IncognitoBrowser.hpp

@@ -5,6 +5,6 @@
 namespace chatterino {
 
 bool supportsIncognitoLinks();
-void openLinkIncognito(const QString &link);
+bool openLinkIncognito(const QString &link);
 
 }  // namespace chatterino