Пример #1
0
/*
 * stf_read_workbook:
 * @fo: file opener
 * @enc: encoding of file
 * @context: command context
 * @book: workbook
 * @input: file to read from+convert
 *
 * Main routine, handles importing a file including all dialog mumbo-jumbo
 */
static void
stf_read_workbook (G_GNUC_UNUSED GOFileOpener const *fo,  gchar const *enc,
		   GOIOContext *context, GoView *view, GsfInput *input)
{
	DialogStfResult_t *dialogresult = NULL;
	char *name, *nameutf8 = NULL;
	char *data = NULL;
	size_t data_len;
	WorkbookView *wbv = GNM_WORKBOOK_VIEW (view);

	if (!GNM_IS_WBC_GTK (context->impl)) {
		go_io_error_string (context, _("This importer can only be used with a GUI."));
		return;
	}

	name = g_path_get_basename (gsf_input_name (input));
	nameutf8 = g_filename_to_utf8 (name, -1, NULL, NULL, NULL);
	g_free (name);
	if (!nameutf8) {
		g_warning ("Failed to convert filename to UTF-8.  This shouldn't happen here.");
		goto out;
	}

	data = stf_preparse (context, input, &data_len);
	if (!data)
		goto out;

	dialogresult = stf_dialog (WBC_GTK (context->impl),
				   enc, FALSE, NULL, FALSE,
				   nameutf8, data, data_len);
	if (dialogresult != NULL) {
		Workbook *book = wb_view_get_workbook (wbv);
		int cols = dialogresult->colcount, rows = dialogresult->rowcount;
		Sheet *sheet;

		gnm_sheet_suggest_size (&cols, &rows);
		sheet = sheet_new (book, nameutf8, cols, rows);
		workbook_sheet_attach (book, sheet);
		if (stf_store_results (dialogresult, sheet, 0, 0)) {
			workbook_recalc_all (book);
			resize_columns (sheet);
			workbook_set_saveinfo
				(book,
				 GO_FILE_FL_WRITE_ONLY,
				 go_file_saver_for_id
				 ("Gnumeric_stf:stf_assistant"));
		} else {
			/* the user has cancelled */
			/* the caller should notice that we have no sheets */
			workbook_sheet_delete (sheet);
		}
	}

 out:
	g_free (nameutf8);
	g_free (data);
	if (dialogresult != NULL)
		stf_dialog_result_free (dialogresult);
}
Пример #2
0
/**
 Recompute each sheet in a workbook and all  cells in each of these 
 sheets.
 */
USER_OBJECT_
RGnumeric_recalcWorkbook(USER_OBJECT_ workbookRef, USER_OBJECT_ all)
{
 Workbook *book;
 USER_OBJECT_ ans;

  book = RGnumeric_resolveWorkbookReference(workbookRef);

  if(LOGICAL_DATA(all)[0]) 
    workbook_recalc_all(book);
   else
    workbook_recalc(book);

  ans = NEW_LOGICAL(1);
  LOGICAL_DATA(ans)[0] = TRUE;

 return(ans);
}
Пример #3
0
/*
 * stf_read_workbook_auto_csvtab:
 * @fo: file opener
 * @enc: optional encoding
 * @context: command context
 * @book: workbook
 * @input: file to read from+convert
 *
 * Attempt to auto-detect CSV or tab-delimited file
 */
static void
stf_read_workbook_auto_csvtab (G_GNUC_UNUSED GOFileOpener const *fo, gchar const *enc,
			       GOIOContext *context,
			       GoView *view, GsfInput *input)
{
	Sheet *sheet;
	Workbook *book;
	char *name;
	char *data;
	GString *utf8data;
	size_t data_len;
	StfParseOptions_t *po;
	const char *gsfname;
	int cols, rows, i;
	GStringChunk *lines_chunk;
	GPtrArray *lines;
	WorkbookView *wbv = GNM_WORKBOOK_VIEW (view);

	g_return_if_fail (context != NULL);
	g_return_if_fail (wbv != NULL);

	book = wb_view_get_workbook (wbv);

	data = stf_preparse (context, input, &data_len);
	if (!data)
		return;

	enc = go_guess_encoding (data, data_len, enc, &utf8data, NULL);
	g_free (data);

	if (!enc) {
		go_cmd_context_error_import (GO_CMD_CONTEXT (context),
				     _("That file is not in the given encoding."));
		return;
	}

	clear_stray_NULs (context, utf8data);

	/*
	 * Try to get the filename we're reading from.  This is not a
	 * great way.
	 */
	gsfname = gsf_input_name (input);

	{
		const char *ext = gsf_extension_pointer (gsfname);
		gboolean iscsv = ext && strcasecmp (ext, "csv") == 0;
		if (iscsv)
			po = stf_parse_options_guess_csv (utf8data->str);
		else
			po = stf_parse_options_guess (utf8data->str);
	}

	lines_chunk = g_string_chunk_new (100 * 1024);
	lines = stf_parse_general (po, lines_chunk,
				   utf8data->str, utf8data->str + utf8data->len);
	rows = lines->len;
	cols = 0;
	for (i = 0; i < rows; i++) {
		GPtrArray *line = g_ptr_array_index (lines, i);
		cols = MAX (cols, (int)line->len);
	}
	gnm_sheet_suggest_size (&cols, &rows);
	stf_parse_general_free (lines);
	g_string_chunk_free (lines_chunk);

	name = g_path_get_basename (gsfname);
	sheet = sheet_new (book, name, cols, rows);
	g_free (name);
	workbook_sheet_attach (book, sheet);

	if (stf_parse_sheet (po, utf8data->str, NULL, sheet, 0, 0)) {
		gboolean is_csv;
		workbook_recalc_all (book);
		resize_columns (sheet);
		if (po->cols_exceeded || po->rows_exceeded) {
			stf_warning (context,
				     _("Some data did not fit on the "
				       "sheet and was dropped."));
		}
		is_csv = po->sep.chr && po->sep.chr[0] == ',';
		workbook_set_saveinfo
			(book,
			 GO_FILE_FL_WRITE_ONLY,
			 go_file_saver_for_id
			 (is_csv ? "Gnumeric_stf:stf_csv" : "Gnumeric_stf:stf_assistant"));
	} else {
		workbook_sheet_delete (sheet);
		go_cmd_context_error_import (GO_CMD_CONTEXT (context),
			_("Parse error while trying to parse data into sheet"));
	}


	stf_parse_options_free (po);
	g_string_free (utf8data, TRUE);
}