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-rw-r--r--src/fr-command-lha.c409
1 files changed, 409 insertions, 0 deletions
diff --git a/src/fr-command-lha.c b/src/fr-command-lha.c
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+++ b/src/fr-command-lha.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * File-Roller
+ *
+ * Copyright (C) 2001 The Free Software Foundation, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include <glib.h>
+
+#include "file-data.h"
+#include "file-utils.h"
+#include "glib-utils.h"
+#include "fr-command.h"
+#include "fr-command-lha.h"
+
+static void fr_command_lha_class_init (FrCommandLhaClass *class);
+static void fr_command_lha_init (FrCommand *afile);
+static void fr_command_lha_finalize (GObject *object);
+
+/* Parent Class */
+
+static FrCommandClass *parent_class = NULL;
+
+
+/* -- list -- */
+
+static time_t
+mktime_from_string (char *month,
+ char *mday,
+ char *time_or_year)
+{
+ static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+ "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
+ struct tm tm = {0, };
+ char **fields;
+
+ tm.tm_isdst = -1;
+
+ /* date */
+
+ if (month != NULL) {
+ int i;
+ for (i = 0; i < 12; i++)
+ if (strcmp (months[i], month) == 0) {
+ tm.tm_mon = i;
+ break;
+ }
+ }
+ tm.tm_mday = atoi (mday);
+ if (strchr (time_or_year, ':') == NULL)
+ tm.tm_year = atoi (time_or_year) - 1900;
+ else {
+ time_t now;
+ struct tm *tm_now;
+
+ now = time (NULL);
+ tm_now = localtime (&now);
+ if (tm_now != NULL)
+ tm.tm_year = tm_now->tm_year;
+
+ /* time */
+
+ fields = g_strsplit (time_or_year, ":", 2);
+ if (fields[0] != NULL) {
+ tm.tm_hour = atoi (fields[0]);
+ if (fields[1] != NULL)
+ tm.tm_min = atoi (fields[1]);
+ }
+ g_strfreev (fields);
+ }
+
+ return mktime (&tm);
+}
+
+
+static char **
+split_line_lha (char *line)
+{
+ char **fields;
+ int n_fields = 7;
+ const char *scan, *field_end;
+ int i;
+
+ fields = g_new0 (char *, n_fields + 1);
+ fields[n_fields] = NULL;
+
+ i = 0;
+
+ if (strncmp (line, "[MS-DOS]", 8) == 0) {
+ fields[i++] = g_strdup ("");
+ fields[i++] = g_strdup ("");
+ line += strlen ("[MS-DOS]");
+ }
+ else if (strncmp (line, "[generic]", 9) == 0) {
+ fields[i++] = g_strdup ("");
+ fields[i++] = g_strdup ("");
+ line += strlen ("[generic]");
+ }
+ else if (strncmp (line, "[unknown]", 9) == 0) {
+ fields[i++] = g_strdup ("");
+ fields[i++] = g_strdup ("");
+ line += strlen ("[unknown]");
+ }
+
+ scan = eat_spaces (line);
+ for (; i < n_fields; i++) {
+ field_end = strchr (scan, ' ');
+ if (field_end != NULL) {
+ fields[i] = g_strndup (scan, field_end - scan);
+ scan = eat_spaces (field_end);
+ }
+ }
+
+ return fields;
+}
+
+
+static const char *
+get_last_field_lha (char *line)
+{
+ int i;
+ const char *field;
+ int n = 7;
+
+ if (strncmp (line, "[MS-DOS]", 8) == 0)
+ n--;
+
+ if (strncmp (line, "[generic]", 9) == 0)
+ n--;
+
+ if (strncmp (line, "[unknown]", 9) == 0)
+ n--;
+
+ field = eat_spaces (line);
+ for (i = 0; i < n; i++) {
+ field = strchr (field, ' ');
+ field = eat_spaces (field);
+ }
+
+ return field;
+}
+
+
+static void
+process_line (char *line,
+ gpointer data)
+{
+ FileData *fdata;
+ FrCommand *comm = FR_COMMAND (data);
+ char **fields;
+ const char *name_field;
+
+ g_return_if_fail (line != NULL);
+
+ fdata = file_data_new ();
+
+ fields = split_line_lha (line);
+ fdata->size = g_ascii_strtoull (fields[2], NULL, 10);
+ fdata->modified = mktime_from_string (fields[4],
+ fields[5],
+ fields[6]);
+ g_strfreev (fields);
+
+ /* Full path */
+
+ name_field = get_last_field_lha (line);
+
+ if (name_field && *name_field == '/') {
+ fdata->full_path = g_strdup (name_field);
+ fdata->original_path = fdata->full_path;
+ } else {
+ fdata->full_path = g_strconcat ("/", name_field, NULL);
+ fdata->original_path = fdata->full_path + 1;
+ }
+
+ fdata->link = NULL;
+
+ fdata->dir = line[0] == 'd';
+ if (fdata->dir)
+ fdata->name = dir_name_from_path (fdata->full_path);
+ else
+ fdata->name = g_strdup (file_name_from_path (fdata->full_path));
+
+ fdata->path = remove_level_from_path (fdata->full_path);
+
+ if (*fdata->name == 0)
+ file_data_free (fdata);
+ else
+ fr_command_add_file (comm, fdata);
+}
+
+
+static void
+fr_command_lha_list (FrCommand *comm)
+{
+ fr_process_set_out_line_func (comm->process, process_line, comm);
+
+ fr_process_begin_command (comm->process, "lha");
+ fr_process_add_arg (comm->process, "lq");
+ fr_process_add_arg (comm->process, comm->filename);
+ fr_process_end_command (comm->process);
+ fr_process_start (comm->process);
+}
+
+
+static void
+fr_command_lha_add (FrCommand *comm,
+ const char *from_file,
+ GList *file_list,
+ const char *base_dir,
+ gboolean update,
+ gboolean recursive)
+{
+ GList *scan;
+
+ fr_process_begin_command (comm->process, "lha");
+ if (base_dir != NULL)
+ fr_process_set_working_dir (comm->process, base_dir);
+ if (update)
+ fr_process_add_arg (comm->process, "u");
+ else
+ fr_process_add_arg (comm->process, "a");
+ fr_process_add_arg (comm->process, comm->filename);
+ for (scan = file_list; scan; scan = scan->next)
+ fr_process_add_arg (comm->process, scan->data);
+ fr_process_end_command (comm->process);
+}
+
+
+static void
+fr_command_lha_delete (FrCommand *comm,
+ const char *from_file,
+ GList *file_list)
+{
+ GList *scan;
+
+ fr_process_begin_command (comm->process, "lha");
+ fr_process_add_arg (comm->process, "d");
+ fr_process_add_arg (comm->process, comm->filename);
+ for (scan = file_list; scan; scan = scan->next)
+ fr_process_add_arg (comm->process, scan->data);
+ fr_process_end_command (comm->process);
+}
+
+
+static void
+fr_command_lha_extract (FrCommand *comm,
+ const char *from_file,
+ GList *file_list,
+ const char *dest_dir,
+ gboolean overwrite,
+ gboolean skip_older,
+ gboolean junk_paths)
+{
+ GList *scan;
+ char options[5];
+ int i = 0;
+
+ fr_process_begin_command (comm->process, "lha");
+
+ if (dest_dir != NULL)
+ fr_process_set_working_dir (comm->process, dest_dir);
+
+ options[i++] = 'x';
+ options[i++] = 'f'; /* Always overwrite.
+ * The overwrite option is handled in
+ * fr_archive_extract,
+ * this is because lha asks the user whether he
+ * wants to overwrite a file. */
+
+ if (junk_paths)
+ options[i++] = 'i';
+
+ options[i++] = 0;
+ fr_process_add_arg (comm->process, options);
+ fr_process_add_arg (comm->process, comm->filename);
+
+ for (scan = file_list; scan; scan = scan->next)
+ fr_process_add_arg (comm->process, scan->data);
+
+ fr_process_end_command (comm->process);
+}
+
+
+const char *lha_mime_type[] = { "application/x-lha", NULL };
+
+
+const char **
+fr_command_lha_get_mime_types (FrCommand *comm)
+{
+ return lha_mime_type;
+}
+
+
+FrCommandCap
+fr_command_lha_get_capabilities (FrCommand *comm,
+ const char *mime_type,
+ gboolean check_command)
+{
+ FrCommandCap capabilities;
+
+ capabilities = FR_COMMAND_CAN_ARCHIVE_MANY_FILES;
+ if (is_program_available ("lha", check_command))
+ capabilities |= FR_COMMAND_CAN_READ_WRITE;
+
+ return capabilities;
+}
+
+
+static const char *
+fr_command_lha_get_packages (FrCommand *comm,
+ const char *mime_type)
+{
+ return PACKAGES ("lha");
+}
+
+
+static void
+fr_command_lha_class_init (FrCommandLhaClass *class)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (class);
+ FrCommandClass *afc;
+
+ parent_class = g_type_class_peek_parent (class);
+ afc = (FrCommandClass*) class;
+
+ gobject_class->finalize = fr_command_lha_finalize;
+
+ afc->list = fr_command_lha_list;
+ afc->add = fr_command_lha_add;
+ afc->delete = fr_command_lha_delete;
+ afc->extract = fr_command_lha_extract;
+ afc->get_mime_types = fr_command_lha_get_mime_types;
+ afc->get_capabilities = fr_command_lha_get_capabilities;
+ afc->get_packages = fr_command_lha_get_packages;
+}
+
+
+static void
+fr_command_lha_init (FrCommand *comm)
+{
+ comm->propAddCanUpdate = TRUE;
+ comm->propAddCanReplace = TRUE;
+ comm->propAddCanStoreFolders = TRUE;
+ comm->propExtractCanAvoidOverwrite = FALSE;
+ comm->propExtractCanSkipOlder = FALSE;
+ comm->propExtractCanJunkPaths = TRUE;
+ comm->propPassword = FALSE;
+ comm->propTest = FALSE;
+}
+
+
+static void
+fr_command_lha_finalize (GObject *object)
+{
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (FR_IS_COMMAND_LHA (object));
+
+ /* Chain up */
+ if (G_OBJECT_CLASS (parent_class)->finalize)
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+
+GType
+fr_command_lha_get_type ()
+{
+ static GType type = 0;
+
+ if (! type) {
+ GTypeInfo type_info = {
+ sizeof (FrCommandLhaClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) fr_command_lha_class_init,
+ NULL,
+ NULL,
+ sizeof (FrCommandLha),
+ 0,
+ (GInstanceInitFunc) fr_command_lha_init
+ };
+
+ type = g_type_register_static (FR_TYPE_COMMAND,
+ "FRCommandLha",
+ &type_info,
+ 0);
+ }
+
+ return type;
+}
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