core: core.globalSettingsDescriptions JS => C.

core/core.js

@@ -352,19 +352,6 @@ async function getProcessBlob(blobId, key, options) {
 				}
 			};
 			if (process.credentials?.permissions?.administration) {
-				imports.core.globalSettingsDescriptions = async function () {
-					let settings = Object.assign({}, defaultGlobalSettings());
-					for (let [key, value] of Object.entries(await loadSettings())) {
-						if (settings[key]) {
-							settings[key].value = value;
-						}
-					}
-					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 +555,163 @@ static JSValue _tf_ssb_getOwnerIdentities(JSContext* context, JSValueConst this_
 	return result;
 }
 
+typedef struct _settings_descriptions_get_t
+{
+	const char* settings;
+	JSContext* context;
+	JSValue promise[2];
+} settings_descriptions_get_t;
+
+static void _tf_ssb_get_settings_descriptions_work(tf_ssb_t* ssb, void* user_data)
+{
+	settings_descriptions_get_t* work = user_data;
+	work->settings = tf_ssb_db_get_property(ssb, "core", "settings");
+}
+
+static void _tf_ssb_get_settings_descriptions_after_work(tf_ssb_t* ssb, int status, void* user_data)
+{
+	settings_descriptions_get_t* work = user_data;
+	JSContext* context = work->context;
+	JSValue result = JS_NewObject(context);
+	JSValue settings = JS_ParseJSON(context, work->settings ? work->settings : "", work->settings ? strlen(work->settings) : 0, NULL);
+	const char* name;
+	const char* type;
+	tf_setting_kind_t kind;
+	const char* description;
+	for (int i = 0; tf_util_get_global_setting_by_index(i, &name, &type, &kind, &description); i++)
+	{
+		JSValue entry = JS_NewObject(context);
+		JS_SetPropertyStr(context, entry, "type", JS_NewString(context, type));
+		JS_SetPropertyStr(context, entry, "description", JS_NewString(context, description));
+		switch (kind)
+		{
+		case k_kind_unknown:
+			break;
+		case k_kind_bool:
+			JS_SetPropertyStr(context, entry, "default_value", JS_NewBool(context, tf_util_get_default_global_setting_bool(name)));
+			break;
+		case k_kind_int:
+			JS_SetPropertyStr(context, entry, "default_value", JS_NewInt32(context, tf_util_get_default_global_setting_int(name)));
+			break;
+		case k_kind_string:
+			JS_SetPropertyStr(context, entry, "default_value", JS_NewString(context, tf_util_get_default_global_setting_string(name)));
+			break;
+		}
+		if (JS_IsObject(settings))
+		{
+			JS_SetPropertyStr(context, entry, "value", JS_GetPropertyStr(context, settings, name));
+		}
+		JS_SetPropertyStr(context, result, name, entry);
+	}
+	JS_FreeValue(context, settings);
+	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((void*)work->settings);
+	tf_free(work);
+}
+
+static JSValue _tf_ssb_globalSettingsDescriptions(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_descriptions_get_t* work = tf_malloc(sizeof(settings_descriptions_get_t));
+	*work = (settings_descriptions_get_t) { .context = context };
+	JSValue result = JS_NewPromiseCapability(context, work->promise);
+	tf_ssb_run_work(ssb, _tf_ssb_get_settings_descriptions_work, _tf_ssb_get_settings_descriptions_after_work, work);
+	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]);
+	JS_FreeCString(context, work->key);
+	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 +739,18 @@ 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, "globalSettingsDescriptions", JS_NewCFunction(context, _tf_ssb_globalSettingsDescriptions, "globalSettingsDescriptions", 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.

src/util.js.c

@@ -381,6 +381,31 @@ const char* tf_util_get_default_global_setting_string(const char* name)
 	return setting && setting->default_value.string_value ? setting->default_value.string_value : "";
 }
 
+bool tf_util_get_global_setting_by_index(int index, const char** out_name, const char** out_type, tf_setting_kind_t* out_kind, const char** out_description)
+{
+	if (index >= 0 && index < tf_countof(k_settings))
+	{
+		if (out_name)
+		{
+			*out_name = k_settings[index].name;
+		}
+		if (out_type)
+		{
+			*out_type = k_settings[index].type;
+		}
+		if (out_kind)
+		{
+			*out_kind = k_settings[index].default_value.kind;
+		}
+		if (out_description)
+		{
+			*out_description = k_settings[index].description;
+		}
+		return true;
+	}
+	return false;
+}
+
 static JSValue _util_defaultGlobalSettings(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
 {
 	JSValue settings = JS_NewObject(context);

src/util.js.h

@@ -212,6 +212,16 @@ const char* tf_util_get_default_global_setting_string(const char* name);
 */
 tf_setting_kind_t tf_util_get_global_setting_kind(const char* name);
 
+/**
+** Get the index-th global setting.
+** @param index The index.
+** @param out_name Populated with the setting name.
+** @param out_type Populated with the setting type.
+** @param out_kind Populated with the setting kind.
+** @param out_description Populated with the setting description.
+*/
+bool tf_util_get_global_setting_by_index(int index, const char** out_name, const char** out_type, tf_setting_kind_t* out_kind, const char** out_description);
+
 /**
 ** Log documentation for the available settings.
 ** @param line_prefix Text to prefix each line with."