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/* foundry-simple-text-buffer-provider.c
*
* Copyright 2025 Christian Hergert <chergert@redhat.com>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "config.h"
#include "foundry-file-manager.h"
#include "foundry-simple-text-buffer.h"
#include "foundry-simple-text-buffer-provider.h"
#include "foundry-util.h"
struct _FoundrySimpleTextBufferProvider
{
FoundryTextBufferProvider parent_instance;
};
G_DEFINE_FINAL_TYPE (FoundrySimpleTextBufferProvider, foundry_simple_text_buffer_provider, FOUNDRY_TYPE_TEXT_BUFFER_PROVIDER)
static FoundryTextBuffer *
foundry_simple_text_buffer_provider_create_buffer (FoundryTextBufferProvider *provider)
{
g_autoptr(FoundryContext) context = foundry_contextual_dup_context (FOUNDRY_CONTEXTUAL (provider));
return g_object_new (FOUNDRY_TYPE_SIMPLE_TEXT_BUFFER,
"context", context,
NULL);
}
static DexFuture *
foundry_simple_text_buffer_provider_save_fiber (GFile *file,
GBytes *contents)
{
g_autoptr(GOutputStream) stream = NULL;
g_autoptr(GError) error = NULL;
g_assert (contents != NULL);
g_assert (G_IS_FILE (file));
if (!(stream = dex_await_object (dex_file_replace (file, NULL, FALSE, 0, 0), &error)))
return dex_future_new_for_error (g_steal_pointer (&error));
if (!dex_await (dex_output_stream_write_bytes (stream, contents, 0), &error))
return dex_future_new_for_error (g_steal_pointer (&error));
return dex_future_new_true ();
}
static DexFuture *
foundry_simple_text_buffer_provider_save (FoundryTextBufferProvider *provider,
FoundryTextBuffer *buffer,
GFile *file,
FoundryOperation *operation,
const char *encoding,
const char *crlf)
{
g_autoptr(GBytes) contents = NULL;
g_assert (FOUNDRY_IS_SIMPLE_TEXT_BUFFER_PROVIDER (provider));
g_assert (G_IS_FILE (file));
contents = foundry_text_buffer_dup_contents (buffer);
return foundry_scheduler_spawn (NULL, 0,
G_CALLBACK (foundry_simple_text_buffer_provider_save_fiber),
2,
G_TYPE_FILE, file,
G_TYPE_BYTES, contents);
}
static DexFuture *
foundry_simple_text_buffer_provider_load_fiber (FoundryContext *context,
FoundrySimpleTextBuffer *buffer,
GFile *file)
{
g_autoptr(FoundryFileManager) file_manager = NULL;
g_autoptr(GBytes) bytes = NULL;
g_autoptr(GError) error = NULL;
g_autofree char *language_id = NULL;
const guint8 *data;
gsize len;
g_assert (FOUNDRY_IS_SIMPLE_TEXT_BUFFER (buffer));
g_assert (G_IS_FILE (file));
if (!(bytes = dex_await_boxed (dex_file_load_contents_bytes (file), &error)))
return dex_future_new_for_error (g_steal_pointer (&error));
data = g_bytes_get_data (bytes, &len);
if (!g_utf8_validate_len ((const char *)data, len, NULL))
return dex_future_new_reject (G_IO_ERROR,
G_IO_ERROR_INVALID_DATA,
"Data is not UTF-8");
file_manager = foundry_context_dup_file_manager (context);
foundry_simple_text_buffer_set_text (buffer, (const char *)data, len);
if ((language_id = dex_await_string (foundry_file_manager_guess_language (file_manager, file, NULL, bytes), NULL)))
foundry_simple_text_buffer_set_language_id (buffer, language_id);
return dex_future_new_true ();
}
static DexFuture *
foundry_simple_text_buffer_provider_load (FoundryTextBufferProvider *provider,
FoundryTextBuffer *buffer,
GFile *file,
FoundryOperation *operation,
const char *encoding,
const char *crlf)
{
g_autoptr(FoundryContext) context = NULL;
dex_return_error_if_fail (FOUNDRY_IS_SIMPLE_TEXT_BUFFER_PROVIDER (provider));
dex_return_error_if_fail (FOUNDRY_IS_SIMPLE_TEXT_BUFFER (buffer));
dex_return_error_if_fail (G_IS_FILE (file));
context = foundry_contextual_dup_context (FOUNDRY_CONTEXTUAL (provider));
return foundry_scheduler_spawn (NULL, 0,
G_CALLBACK (foundry_simple_text_buffer_provider_load_fiber),
3,
FOUNDRY_TYPE_CONTEXT, context,
FOUNDRY_TYPE_SIMPLE_TEXT_BUFFER, buffer,
G_TYPE_FILE, file);
}
static void
foundry_simple_text_buffer_provider_class_init (FoundrySimpleTextBufferProviderClass *klass)
{
FoundryTextBufferProviderClass *text_buffer_provider_class = FOUNDRY_TEXT_BUFFER_PROVIDER_CLASS (klass);
text_buffer_provider_class->create_buffer = foundry_simple_text_buffer_provider_create_buffer;
text_buffer_provider_class->load = foundry_simple_text_buffer_provider_load;
text_buffer_provider_class->save = foundry_simple_text_buffer_provider_save;
}
static void
foundry_simple_text_buffer_provider_init (FoundrySimpleTextBufferProvider *self)
{
}
FoundryTextBufferProvider *
foundry_simple_text_buffer_provider_new (FoundryContext *context)
{
g_return_val_if_fail (FOUNDRY_IS_CONTEXT (context), NULL);
return g_object_new (FOUNDRY_TYPE_SIMPLE_TEXT_BUFFER_PROVIDER,
"context", context,
NULL);
}
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