1 files changed, 147 insertions, 0 deletions
diff --git a/Userland/Libraries/LibDesktop/Launcher.cpp b/Userland/Libraries/LibDesktop/Launcher.cpp
new file mode 100644
index 0000000000..04e170745f
--- /dev/null
+++ b/Userland/Libraries/LibDesktop/Launcher.cpp
@@ -0,0 +1,147 @@
+/*
+ * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <AK/JsonObject.h>
+#include <AK/URL.h>
+#include <LaunchServer/LaunchClientEndpoint.h>
+#include <LaunchServer/LaunchServerEndpoint.h>
+#include <LibDesktop/Launcher.h>
+#include <LibIPC/ServerConnection.h>
+#include <stdlib.h>
+
+namespace Desktop {
+
+auto Launcher::Details::from_details_str(const String& details_str) -> NonnullRefPtr<Details>
+{
+    auto details = adopt(*new Details);
+    auto json = JsonValue::from_string(details_str);
+    ASSERT(json.has_value());
+    auto obj = json.value().as_object();
+    details->executable = obj.get("executable").to_string();
+    details->name = obj.get("name").to_string();
+    if (auto type_value = obj.get_ptr("type")) {
+        auto type_str = type_value->to_string();
+        if (type_str == "app")
+            details->launcher_type = LauncherType::Application;
+        else if (type_str == "userpreferred")
+            details->launcher_type = LauncherType::UserPreferred;
+        else if (type_str == "userdefault")
+            details->launcher_type = LauncherType::UserDefault;
+    }
+    return details;
+}
+
+class LaunchServerConnection : public IPC::ServerConnection<LaunchClientEndpoint, LaunchServerEndpoint>
+    , public LaunchClientEndpoint {
+    C_OBJECT(LaunchServerConnection)
+public:
+    virtual void handshake() override
+    {
+        auto response = send_sync<Messages::LaunchServer::Greet>();
+        set_my_client_id(response->client_id());
+    }
+
+private:
+    LaunchServerConnection()
+        : IPC::ServerConnection<LaunchClientEndpoint, LaunchServerEndpoint>(*this, "/tmp/portal/launch")
+    {
+    }
+    virtual void handle(const Messages::LaunchClient::Dummy&) override { }
+};
+
+static LaunchServerConnection& connection()
+{
+    static auto connection = LaunchServerConnection::construct();
+    return connection;
+}
+
+bool Launcher::add_allowed_url(const URL& url)
+{
+    auto response = connection().send_sync<Messages::LaunchServer::AddAllowedURL>(url);
+    if (!response) {
+        dbgln("Launcher::add_allowed_url: Failed");
+        return false;
+    }
+    return true;
+}
+
+bool Launcher::add_allowed_handler_with_any_url(const String& handler)
+{
+    auto response = connection().send_sync<Messages::LaunchServer::AddAllowedHandlerWithAnyURL>(handler);
+    if (!response) {
+        dbgln("Launcher::add_allowed_handler_with_any_url: Failed");
+        return false;
+    }
+    return true;
+}
+
+bool Launcher::add_allowed_handler_with_only_specific_urls(const String& handler, const Vector<URL>& urls)
+{
+    auto response = connection().send_sync<Messages::LaunchServer::AddAllowedHandlerWithOnlySpecificURLs>(handler, urls);
+    if (!response) {
+        dbgln("Launcher::add_allowed_handler_with_only_specific_urls: Failed");
+        return false;
+    }
+    return true;
+}
+
+bool Launcher::seal_allowlist()
+{
+    auto response = connection().send_sync<Messages::LaunchServer::SealAllowlist>();
+    if (!response) {
+        dbgln("Launcher::seal_allowlist: Failed");
+        return false;
+    }
+    return true;
+}
+
+bool Launcher::open(const URL& url, const String& handler_name)
+{
+    return connection().send_sync<Messages::LaunchServer::OpenURL>(url, handler_name)->response();
+}
+
+bool Launcher::open(const URL& url, const Details& details)
+{
+    ASSERT(details.launcher_type != LauncherType::Application); // Launcher should not be used to execute arbitrary applications
+    return open(url, details.executable);
+}
+
+Vector<String> Launcher::get_handlers_for_url(const URL& url)
+{
+    return connection().send_sync<Messages::LaunchServer::GetHandlersForURL>(url.to_string())->handlers();
+}
+
+auto Launcher::get_handlers_with_details_for_url(const URL& url) -> NonnullRefPtrVector<Details>
+{
+    auto details = connection().send_sync<Messages::LaunchServer::GetHandlersWithDetailsForURL>(url.to_string())->handlers_details();
+    NonnullRefPtrVector<Details> handlers_with_details;
+    for (auto& value : details) {
+        handlers_with_details.append(Details::from_details_str(value));
+    }
+    return handlers_with_details;
+}
+
+}