eos: Blacklist web link applications

Web links are managed by a different application in EOS.

https://phabricator.endlessm.com/T11685

plugins/eos/gs-plugin-eos.c

@@ -176,6 +176,17 @@ gs_plugin_destroy (GsPlugin *plugin)
 	g_hash_table_destroy (priv->desktop_apps);
 }
 
+static gboolean
+gs_plugin_eos_blacklist_if_needed (GsApp *app)
+{
+	if (g_str_has_prefix (gs_app_get_id (app), "eos-link-")) {
+		gs_app_add_category (app, "Blacklisted");
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
 static void
 gs_plugin_eos_update_app_shortcuts_info (GsPlugin *plugin,
 					 GsApp *app)
@@ -222,6 +233,14 @@ gs_plugin_adopt_app (GsPlugin *plugin, GsApp *app)
 	gs_app_set_management_plugin (app, gs_plugin_get_name (plugin));
 }
 
+static void
+gs_plugin_eos_refine_core_app (GsApp *app)
+{
+	/* we only allow to remove flatpak apps */
+	if (!app_is_flatpak (app))
+		gs_app_add_quirk (app, AS_APP_QUIRK_COMPULSORY);
+}
+
 gboolean
 gs_plugin_refine (GsPlugin		*plugin,
 		  GsAppList		*list,
@@ -232,6 +251,11 @@ gs_plugin_refine (GsPlugin		*plugin,
 	for (guint i = 0; i < gs_app_list_length (list); ++i) {
 		GsApp *app = gs_app_list_index (list, i);
 
+		gs_plugin_eos_refine_core_app (app);
+
+		if (gs_plugin_eos_blacklist_if_needed (app))
+			continue;
+
 		if (gs_app_get_kind (app) != AS_APP_KIND_DESKTOP)
 			continue;