static void
tested_operation_changed_cb (G_GNUC_UNUSED GdauiCombo *combo, DemoData *data)
{
GdaServerProvider *prov = NULL;
GdaServerOperationType type;
GError *error = NULL;
GdaDataModelIter *iter;
const GValue *cvalue = NULL;
if (data->op) {
g_object_unref (data->op);
data->op = NULL;
}
if (data->op_form)
gtk_widget_destroy (data->op_form);
gtk_widget_set_sensitive (data->show_button, FALSE);
gtk_widget_set_sensitive (data->sql_button, FALSE);
iter = gdaui_data_selector_get_data_set (GDAUI_DATA_SELECTOR (data->op_combo));
if (iter)
cvalue = gda_data_model_iter_get_value_at (iter, 0);
if (!cvalue || !gda_value_isa ((GValue *) cvalue, G_TYPE_INT)) {
GtkWidget *label;
label = gtk_label_new ("Select an operation to perform");
gtk_container_add (GTK_CONTAINER (data->op_container), label);
data->op_form = label;
gtk_widget_show (data->op_form);
return;
}
type = g_value_get_int ((GValue *) cvalue);
prov = get_provider_obj (data);
if (prov)
data->op = gda_server_provider_create_operation (prov, NULL, type, NULL, &error);
if (!data->op) {
GtkWidget *label;
gchar *str;
str = g_strdup_printf ("Can't create GdaServerOperation widget: %s",
error && error->message ? error->message : "No detail");
label = gtk_label_new (str);
g_free (str);
gtk_container_add (GTK_CONTAINER (data->op_container), label);
data->op_form = label;
}
else {
GtkWidget *wid;
wid = gdaui_server_operation_new (data->op);
gtk_container_add (GTK_CONTAINER (data->op_container), wid);
data->op_form = wid;
gtk_widget_set_sensitive (data->show_button, TRUE);
gtk_widget_set_sensitive (data->sql_button, TRUE);
}
gtk_widget_show (data->op_form);
}
static gboolean
gda_data_model_dir_set_values (GdaDataModel *model, gint row, GList *values, GError **error)
{
GdaDataModelDir *imodel;
GList *list;
gint col;
FileRow *frow;
gboolean has_changed = FALSE;
g_return_val_if_fail (GDA_IS_DATA_MODEL_DIR (model), FALSE);
g_return_val_if_fail (row >= 0, FALSE);
imodel = (GdaDataModelDir *) model;
g_return_val_if_fail (imodel->priv, FALSE);
if (!values)
return TRUE;
if ((guint)row >= imodel->priv->rows->len) {
gchar *str;
if (imodel->priv->rows->len > 0)
str = g_strdup_printf (_("Row %d out of range (0-%d)"), row,
imodel->priv->rows->len - 1);
else
str = g_strdup_printf (_("Row %d not found (empty data model)"), row);
add_error (imodel, str);
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ROW_OUT_OF_RANGE_ERROR,
"%s", str);
g_free (str);
return FALSE;
}
frow = g_ptr_array_index (imodel->priv->rows, row);
for (col = 0, list = values; list; list = list->next, col++) {
GValue *value = (GValue *) list->data;
const GValue *cvalue = gda_data_model_get_value_at (model, col, row, error);
if (!cvalue)
return FALSE;
if (!value || !gda_value_compare (value, cvalue))
continue;
switch (col) {
case COL_SIZE:
case COL_MIME:
case COL_MD5SUM:
default:
add_error (imodel, _("Column cannot be modified"));
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s", _("Column cannot be modified"));
return FALSE;
case COL_DIRNAME: {
/* check that the new dir still starts with the basedir */
const gchar *new_path;
gchar *old_path;
gint len, base_len;
new_path = value ? g_value_get_string (value) : "";
len = strlen (new_path);
base_len = strlen (imodel->priv->basedir);
if ((len < base_len) ||
(strncmp (new_path, imodel->priv->basedir, base_len))) {
add_error (imodel,
_("New path must be a subpath of the base directory"));
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s",
_("New path must be a subpath of the base directory"));
return FALSE;
}
old_path = compute_dirname (imodel, frow);
if (dir_equal (new_path, old_path)) {
g_free (old_path);
g_print ("Paths are equal...\n");
break;
}
if (!g_mkdir_with_parents (new_path, 0755)) {
gchar *new_filename;
GMappedFile *old_file;
gboolean allok = FALSE;
gchar *filename;
new_filename = g_build_filename (new_path,
frow->raw_filename_value ? frow->raw_filename_value :
g_value_get_string (frow->filename_value), NULL);
filename = compute_filename (imodel, frow);
old_file = g_mapped_file_new (filename, FALSE, NULL);
if (old_file) {
if (g_file_set_contents (new_filename, g_mapped_file_get_contents (old_file),
g_mapped_file_get_length (old_file), NULL)) {
g_unlink (filename);
allok = TRUE;
if (frow->data_value) {
GdaBlob *blob;
blob = (GdaBlob *) gda_value_get_blob (frow->data_value);
if (blob && blob->op)
_gda_dir_blob_set_filename (GDA_DIR_BLOB_OP (blob->op),
new_filename);
}
}
g_mapped_file_unref (old_file);
}
if (!allok) {
gchar *str;
str = g_strdup_printf (_("Could not rename file '%s' to '%s'"),
filename, new_filename);
add_error (imodel, str);
g_set_error (error,
GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s", str);
g_free (str);
g_free (new_filename);
g_free (filename);
g_free (old_path);
return FALSE;
}
else {
/* renaming succeeded => update FileRow */
#ifndef G_OS_WIN32
g_rmdir (old_path);
#endif
g_free (frow->reldir);
frow->reldir = g_strdup (new_path + base_len);
}
g_free (filename);
g_free (new_filename);
has_changed = TRUE;
}
else {
gchar *str;
str = g_strdup_printf (_("Could not create directory '%s'"), new_path);
add_error (imodel, str);
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s", str);
g_free (str);
g_free (old_path);
return FALSE;
}
g_free (old_path);
break;
}
case COL_FILENAME: {
gchar *new_filename;
gchar *filename;
new_filename = g_build_filename (imodel->priv->basedir,
frow->reldir,
g_value_get_string (value), NULL);
filename = compute_filename (imodel, frow);
if (g_rename (filename, new_filename)) {
gchar *str;
str = g_strdup_printf (_("Could not rename file '%s' to '%s'"), filename, new_filename);
add_error (imodel, str);
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s", str);
g_free (str);
g_free (new_filename);
g_free (filename);
return FALSE;
}
else {
/* renaming succeeded => update FileRow */
gda_value_free (frow->filename_value);
frow->filename_value = gda_value_copy (value);
if (frow->raw_filename_value) {
g_free (frow->raw_filename_value);
frow->raw_filename_value = g_strdup (g_value_get_string (value));
}
if (frow->data_value) {
GdaBlob *blob;
blob = (GdaBlob *) gda_value_get_blob (frow->data_value);
if (blob && blob->op)
_gda_dir_blob_set_filename (GDA_DIR_BLOB_OP (blob->op),
new_filename);
}
}
g_free (new_filename);
g_free (filename);
has_changed = TRUE;
break;
}
case COL_DATA: {
GdaBlob *blob = NULL;
if (gda_value_isa (value, GDA_TYPE_BLOB)) {
blob = (GdaBlob *) gda_value_get_blob (value);
}
else if (gda_value_isa (value, GDA_TYPE_BINARY)) {
blob = (GdaBlob *) gda_value_get_binary (value);
}
else if (gda_value_is_null (value)) {
/* create a new empty blob */
blob = g_new0 (GdaBlob, 1);
}
if (blob) {
GdaBlobOp *op;
gchar *filename;
filename = compute_filename (imodel, frow);
op = _gda_dir_blob_op_new (filename);
if (gda_blob_op_write_all (op, blob) < 0) {
gchar *str;
str = g_strdup_printf (_("Could not overwrite contents of file '%s'"), filename);
add_error (imodel, str);
g_set_error (error, GDA_DATA_MODEL_ERROR,
GDA_DATA_MODEL_ACCESS_ERROR,
"%s", str);
g_free (str);
g_object_unref (op);
g_free (filename);
return FALSE;
}
g_object_unref (op);
if (gda_value_is_null (value))
g_free (blob);
has_changed = FALSE;
has_changed = update_file_size (frow, filename);
has_changed = update_file_md5sum (frow, filename) || has_changed;
has_changed = update_file_mime (frow, filename) || has_changed;
g_free (filename);
}
else {
add_error (imodel, _("Wrong type of data"));
g_set_error (error, GDA_DATA_MODEL_ERROR, GDA_DATA_MODEL_ACCESS_ERROR,
"%s", _("Wrong type of data"));
return FALSE;
}
break;
}
}
}
if (has_changed)
/* signal changes to data model */
gda_data_model_row_updated ((GdaDataModel *) model, row);
return TRUE;
}
