LibCore+LibConfig+ConfigServer: Add Config::{add,remove}_group()

Plumbs synchronous calls for adding and removing group entries to
config files. This is useful for services like SystemServer which
default to group names for executable paths, and for removing all
keys at once.

4 files changed, 48 insertions, 0 deletions

diff --git a/Userland/Libraries/LibConfig/Client.cpp b/Userland/Libraries/LibConfig/Client.cpp
index 7046300bc0..9d026630b2 100644
--- a/Userland/Libraries/LibConfig/Client.cpp
+++ b/Userland/Libraries/LibConfig/Client.cpp
@@ -75,6 +75,16 @@ void Client::remove_key(StringView domain, StringView group, StringView key)
     remove_key_entry(domain, group, key);
 }
 
+void Client::remove_group(StringView domain, StringView group)
+{
+    remove_group_entry(domain, group);
+}
+
+void Client::add_group(StringView domain, StringView group)
+{
+    add_group_entry(domain, group);
+}
+
 void Client::notify_changed_string_value(String const& domain, String const& group, String const& key, String const& value)
 {
     Listener::for_each([&](auto& listener) {
@@ -103,4 +113,18 @@ void Client::notify_removed_key(String const& domain, String const& group, Strin
     });
 }
 
+void Client::notify_removed_group(String const& domain, String const& group)
+{
+    Listener::for_each([&](auto& listener) {
+        listener.config_group_was_removed(domain, group);
+    });
+}
+
+void Client::notify_added_group(String const& domain, String const& group)
+{
+    Listener::for_each([&](auto& listener) {
+        listener.config_group_was_added(domain, group);
+    });
+}
+
 }
diff --git a/Userland/Libraries/LibConfig/Client.h b/Userland/Libraries/LibConfig/Client.h
index 406dd3a93b..ff1c2d5207 100644
--- a/Userland/Libraries/LibConfig/Client.h
+++ b/Userland/Libraries/LibConfig/Client.h
@@ -35,6 +35,8 @@ public:
     void write_i32(StringView domain, StringView group, StringView key, i32 value);
     void write_bool(StringView domain, StringView group, StringView key, bool value);
     void remove_key(StringView domain, StringView group, StringView key);
+    void remove_group(StringView domain, StringView group);
+    void add_group(StringView domain, StringView group);
 
     static Client& the();
 
@@ -48,6 +50,8 @@ private:
     void notify_changed_i32_value(String const& domain, String const& group, String const& key, i32 value) override;
     void notify_changed_bool_value(String const& domain, String const& group, String const& key, bool value) override;
     void notify_removed_key(String const& domain, String const& group, String const& key) override;
+    void notify_removed_group(String const& domain, String const& group) override;
+    void notify_added_group(String const& domain, String const& group) override;
 };
 
 inline Vector<String> list_groups(StringView domain)
@@ -95,6 +99,16 @@ inline void remove_key(StringView domain, StringView group, StringView key)
     Client::the().remove_key(domain, group, key);
 }
 
+inline void remove_group(StringView domain, StringView group)
+{
+    Client::the().remove_group(domain, group);
+}
+
+inline void add_group(StringView domain, StringView group)
+{
+    Client::the().add_group(domain, group);
+}
+
 inline void pledge_domains(Vector<String> const& domains)
 {
     Client::the().pledge_domains(domains);
diff --git a/Userland/Libraries/LibConfig/Listener.cpp b/Userland/Libraries/LibConfig/Listener.cpp
index 31e5afc93d..08fafeadc1 100644
--- a/Userland/Libraries/LibConfig/Listener.cpp
+++ b/Userland/Libraries/LibConfig/Listener.cpp
@@ -45,4 +45,12 @@ void Listener::config_key_was_removed(String const&, String const&, String const
 {
 }
 
+void Listener::config_group_was_removed(String const&, String const&)
+{
+}
+
+void Listener::config_group_was_added(String const&, String const&)
+{
+}
+
 }
diff --git a/Userland/Libraries/LibConfig/Listener.h b/Userland/Libraries/LibConfig/Listener.h
index b59c907e41..67820d1be2 100644
--- a/Userland/Libraries/LibConfig/Listener.h
+++ b/Userland/Libraries/LibConfig/Listener.h
@@ -20,6 +20,8 @@ public:
     virtual void config_i32_did_change(String const& domain, String const& group, String const& key, i32 value);
     virtual void config_bool_did_change(String const& domain, String const& group, String const& key, bool value);
     virtual void config_key_was_removed(String const& domain, String const& group, String const& key);
+    virtual void config_group_was_removed(String const& domain, String const& group);
+    virtual void config_group_was_added(String const& domain, String const& group);
 
 protected:
     Listener();