core: core.globalSettingsGet JS => C.

core/core.js

@@ -361,10 +361,6 @@ async function getProcessBlob(blobId, key, options) {
 					}
 					return settings;
 				};
-				imports.core.globalSettingsGet = async function (key) {
-					let settings = await loadSettings();
-					return settings?.[key];
-				};
 				imports.core.globalSettingsSet = async function (key, value) {
 					await imports.core.permissionTest('set_global_setting');
 					print('Setting', key, value);

src/api.js.c

@@ -555,6 +555,92 @@ static JSValue _tf_ssb_getOwnerIdentities(JSContext* context, JSValueConst this_
 	return result;
 }
 
+typedef struct _settings_get_t
+{
+	const char* key;
+	tf_setting_kind_t kind;
+	void* value;
+	JSContext* context;
+	JSValue promise[2];
+} settings_get_t;
+
+static void _tf_ssb_settings_get_work(tf_ssb_t* ssb, void* user_data)
+{
+	settings_get_t* work = user_data;
+	work->kind = tf_util_get_global_setting_kind(work->key);
+	switch (work->kind)
+	{
+	case k_kind_unknown:
+		break;
+	case k_kind_bool:
+		{
+			sqlite3* db = tf_ssb_acquire_db_reader(ssb);
+			bool value = false;
+			tf_ssb_db_get_global_setting_bool(db, work->key, &value);
+			work->value = (void*)(intptr_t)value;
+			tf_ssb_release_db_reader(ssb, db);
+		}
+		break;
+	case k_kind_int:
+		{
+			sqlite3* db = tf_ssb_acquire_db_reader(ssb);
+			int64_t value = 0;
+			tf_ssb_db_get_global_setting_int64(db, work->key, &value);
+			work->value = (void*)(intptr_t)value;
+			tf_ssb_release_db_reader(ssb, db);
+		}
+		break;
+	case k_kind_string:
+		{
+			sqlite3* db = tf_ssb_acquire_db_reader(ssb);
+			work->value = (void*)tf_ssb_db_get_global_setting_string_alloc(db, work->key);
+			tf_ssb_release_db_reader(ssb, db);
+		}
+		break;
+	}
+}
+
+static void _tf_ssb_settings_get_after_work(tf_ssb_t* ssb, int status, void* user_data)
+{
+	settings_get_t* work = user_data;
+	JSContext* context = tf_ssb_get_context(ssb);
+	JSValue result = JS_UNDEFINED;
+	switch (work->kind)
+	{
+	case k_kind_unknown:
+		break;
+	case k_kind_bool:
+		result = work->value ? JS_TRUE : JS_FALSE;
+		break;
+	case k_kind_int:
+		result = JS_NewInt64(context, (int64_t)(intptr_t)work->value);
+		break;
+	case k_kind_string:
+		result = JS_NewString(context, (const char*)work->value);
+		tf_free(work->value);
+		break;
+	}
+
+	JSValue error = JS_Call(context, work->promise[0], JS_UNDEFINED, 1, &result);
+	tf_util_report_error(context, error);
+	JS_FreeValue(context, error);
+	JS_FreeValue(context, result);
+	JS_FreeValue(context, work->promise[0]);
+	JS_FreeValue(context, work->promise[1]);
+	tf_free(work);
+}
+
+static JSValue _tf_ssb_globalSettingsGet(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
+{
+	tf_task_t* task = tf_task_get(context);
+	tf_ssb_t* ssb = tf_task_get_ssb(task);
+	settings_get_t* work = tf_malloc(sizeof(settings_get_t));
+	*work = (settings_get_t) { .context = context, .key = JS_ToCString(context, argv[0]) };
+	JSValue result = JS_NewPromiseCapability(context, work->promise);
+	tf_ssb_run_work(ssb, _tf_ssb_settings_get_work, _tf_ssb_settings_get_after_work, work);
+	return result;
+}
+
 static JSValue _tf_api_register_imports(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
 {
 	JSValue imports = argv[0];
@@ -582,6 +668,17 @@ static JSValue _tf_api_register_imports(JSContext* context, JSValueConst this_va
 	JS_SetPropertyStr(context, ssb, "getOwnerIdentities", JS_NewCFunctionData(context, _tf_ssb_getOwnerIdentities, 0, 0, 1, &process));
 	JS_FreeValue(context, ssb);
 
+	JSValue credentials = JS_GetPropertyStr(context, process, "credentials");
+	JSValue permissions = JS_IsObject(credentials) ? JS_GetPropertyStr(context, credentials, "permissions") : JS_UNDEFINED;
+	JSValue administration = JS_IsObject(permissions) ? JS_GetPropertyStr(context, permissions, "administration") : JS_UNDEFINED;
+	if (JS_ToBool(context, administration) > 0)
+	{
+		JS_SetPropertyStr(context, core, "globalSettingsGet", JS_NewCFunction(context, _tf_ssb_globalSettingsGet, "globalSettingsGet", 1));
+	}
+	JS_FreeValue(context, administration);
+	JS_FreeValue(context, permissions);
+	JS_FreeValue(context, credentials);
+
 	JS_FreeValue(context, core);
 	return JS_UNDEFINED;
 }

src/ssb.db.c

@@ -2465,6 +2465,32 @@ bool tf_ssb_db_get_global_setting_string(sqlite3* db, const char* name, char* ou
 	return result;
 }
 
+const char* tf_ssb_db_get_global_setting_string_alloc(sqlite3* db, const char* name)
+{
+	const char* result = NULL;
+	sqlite3_stmt* statement;
+	if (sqlite3_prepare_v2(db, "SELECT json_extract(value, '$.' || ?) FROM properties WHERE id = 'core' AND key = 'settings'", -1, &statement, NULL) == SQLITE_OK)
+	{
+		if (sqlite3_bind_text(statement, 1, name, -1, NULL) == SQLITE_OK)
+		{
+			if (sqlite3_step(statement) == SQLITE_ROW && sqlite3_column_type(statement, 0) != SQLITE_NULL)
+			{
+				result = tf_strdup((const char*)sqlite3_column_text(statement, 0));
+			}
+		}
+		sqlite3_finalize(statement);
+	}
+	else
+	{
+		tf_printf("prepare failed: %s\n", sqlite3_errmsg(db));
+	}
+	if (!result)
+	{
+		result = tf_strdup(tf_util_get_default_global_setting_string(name));
+	}
+	return result;
+}
+
 bool tf_ssb_db_set_global_setting_from_string(sqlite3* db, const char* name, char* value)
 {
 	tf_setting_kind_t kind = tf_util_get_global_setting_kind(name);

src/ssb.db.h

@@ -500,6 +500,14 @@ bool tf_ssb_db_get_global_setting_int64(sqlite3* db, const char* name, int64_t*
 */
 bool tf_ssb_db_get_global_setting_string(sqlite3* db, const char* name, char* out_value, size_t size);
 
+/**
+** Get a string global setting value.
+** @param db The database.
+** @param name The setting name.
+** @return The setting if found.
+*/
+const char* tf_ssb_db_get_global_setting_string_alloc(sqlite3* db, const char* name);
+
 /**
 ** Set a global setting from a string representation of its value.
 ** @param db The database.