Initial support for Gnome Search (doesn't work yet)

data/com.jeffser.Alpaca.SearchProvider.ini.in

@@ -0,0 +1,6 @@
+[Shell Search Provider]
+DesktopId=@appid@.desktop
+BusName=@appid@.SearchProvider
+ObjectPath=/com/jeffser/Alpaca/SearchProvider
+Version=2
+

data/com.jeffser.Alpaca.SearchProvider.service.in

@@ -0,0 +1,3 @@
+[D-BUS Service]
+Name=@appid@.SearchProvider
+Exec=@libexecdir@/alpaca_search_provider

src/alpaca_search_provider.in

@@ -0,0 +1,90 @@
+#!@PYTHON@
+
+import sys
+from gi.repository import Gio, GLib
+
+DBUS_NAME = "com.jeffser.Alpaca.SearchProvider"
+DBUS_OBJECT_PATH = "/com/jeffser/Alpaca/SearchProvider"
+DBUS_INTERFACE = "org.gnome.Shell.SearchProvider2"
+
+class SearchProvider:
+	def __init__(self):
+		print("ALPACA __init__")
+		self.connection = Gio.bus_get_sync(Gio.BusType.SESSION, None)
+		self.connection.register_object(DBUS_OBJECT_PATH, self.get_interface_info(), None, self.handle_method_call, None)
+
+	def get_interface_info(self):
+		print("ALPACA get_interface_info")
+		xml = """
+		<node>
+			<interface name='org.gnome.Shell.SearchProvider2'>
+				<method name='GetInitialResultSet'>
+					<arg type='as' name='terms' direction='in'/>
+					<arg type='as' name='results' direction='out'/>
+				</method>
+				<method name='GetSubsearchResultSet'>
+					<arg type='as' name='previous_results' direction='in'/>
+					<arg type='as' name='terms' direction='in'/>
+					<arg type='as' name='results' direction='out'/>
+				</method>
+				<method name='GetResultMetas'>
+					<arg type='as' name='identifiers' direction='in'/>
+					<arg type='a{sv}' name='metas' direction='out'/>
+				</method>
+				<method name='ActivateResult'>
+					<arg type='s' name='identifier' direction='in'/>
+					<arg type='as' name='terms' direction='in'/>
+					<arg type='i' name='timestamp' direction='in'/>
+				</method>
+			</interface>
+		</node>
+		"""
+		return Gio.DBusNodeInfo.new_for_xml(xml).interfaces[0]
+
+	def handle_method_call(self, connection, sender, object_path, interface_name, method_name, parameters, invocation):
+		print("ALPACA handle_method_call")
+		if method_name == "GetInitialResultSet":
+			self.handle_get_initial_result_set(invocation, parameters)
+		elif method_name == "GetSubsearchResultSet":
+			self.handle_get_subsearch_result_set(invocation, parameters)
+		elif method_name == "GetResultMetas":
+			self.handle_get_result_metas(invocation, parameters)
+		elif method_name == "ActivateResult":
+			self.handle_activate_result(invocation, parameters)
+
+	def handle_get_initial_result_set(self, invocation, parameters):
+		print("ALPACA handle_get_initial_result_set")
+		terms = parameters.unpack()[0]
+		print(f"Initial search terms: {terms}")
+		results = ["result1", "result2"]
+		invocation.return_value(GLib.Variant("(as)", [results]))
+
+	def handle_get_subsearch_result_set(self, invocation, parameters):
+		print("ALPACA handle_get_subsearch_result_set")
+		previous_results, terms = parameters.unpack()
+		print(f"Subsearch terms: {terms}, previous results: {previous_results}")
+		results = ["result3", "result4"]
+		invocation.return_value(GLib.Variant("(as)", [results]))
+
+	def handle_get_result_metas(self, invocation, parameters):
+		print("ALPACA handle_get_result_metas")
+		identifiers = parameters.unpack()[0] #LINE 66
+		print(f"Result metas for identifiers: {identifiers}")
+		metas = []
+		for identifier in identifiers:
+			meta = {"name": GLib.Variant("s", identifier)}
+			metas.append(GLib.Variant("a{sv}", meta))
+		invocation.return_value(GLib.Variant("(a{sv})", [metas]))
+
+
+	def handle_activate_result(self, invocation, parameters):
+		print("ALPACA handle_activate_result")
+		identifier, terms, timestamp = parameters.unpack()
+		print(f"Activated result: {identifier}, terms: {terms}, timestamp: {timestamp}")
+		invocation.return_value(None)
+
+if __name__ == "__main__":
+	provider = SearchProvider()
+	loop = GLib.MainLoop()
+	loop.run()
+