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authorinfirit <[email protected]>2013-06-30 10:24:17 +0200
committerinfirit <[email protected]>2013-06-30 10:24:17 +0200
commitac5d3248257e9e1ddbf57ca5828a1de165d445a4 (patch)
tree1e2bf6455574395b84a2010595d05a13ff100b6b /src/fr-command-unarchiver.c
parentc36eeddc49f116d5d860f2cd13eb94996489f70b (diff)
downloadengrampa-ac5d3248257e9e1ddbf57ca5828a1de165d445a4.tar.bz2
engrampa-ac5d3248257e9e1ddbf57ca5828a1de165d445a4.tar.xz
Add unachiver support
Based on the following commits from file-roller, https://git.gnome.org/browse/file-roller/commit/?id=2575177ac037d2a8d8f3056b10685928d80d6275 https://git.gnome.org/browse/file-roller/commit/?id=f26caa6d5b76d406976ea78630fbaae4c8126a2e
Diffstat (limited to 'src/fr-command-unarchiver.c')
-rw-r--r--src/fr-command-unarchiver.c361
1 files changed, 361 insertions, 0 deletions
diff --git a/src/fr-command-unarchiver.c b/src/fr-command-unarchiver.c
new file mode 100644
index 0000000..3e32f25
--- /dev/null
+++ b/src/fr-command-unarchiver.c
@@ -0,0 +1,361 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * File-Roller
+ *
+ * Copyright (C) 2012 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#define _XOPEN_SOURCE /* See feature_test_macros(7) */
+#include <time.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <json-glib/json-glib.h>
+#include "file-data.h"
+#include "file-utils.h"
+#include "gio-utils.h"
+#include "glib-utils.h"
+#include "fr-command.h"
+#include "fr-command-unarchiver.h"
+#include "fr-error.h"
+
+#define LSAR_SUPPORTED_FORMAT 2
+#define LSAR_DATE_FORMAT "%Y-%m-%d %H:%M:%S %z"
+
+static void fr_command_unarchiver_class_init (FrCommandUnarchiverClass *class);
+static void fr_command_unarchiver_init (FrCommand *afile);
+static void fr_command_unarchiver_finalize (GObject *object);
+
+/* Parent Class */
+
+static FrCommandClass *parent_class = NULL;
+
+
+/* -- list -- */
+
+
+static void
+process_line (char *line,
+ gpointer data)
+{
+ FrCommandUnarchiver *unar_comm = FR_COMMAND_UNARCHIVER (data);
+ g_memory_input_stream_add_data (G_MEMORY_INPUT_STREAM (unar_comm->stream), line, -1, NULL);
+}
+
+
+static time_t
+mktime_from_string (const char *time_s)
+{
+ struct tm tm = {0, };
+ tm.tm_isdst = -1;
+ strptime (time_s, LSAR_DATE_FORMAT, &tm);
+ return mktime (&tm);
+}
+
+static void
+list_command_completed (gpointer data)
+{
+ FrCommandUnarchiver *unar_comm = FR_COMMAND_UNARCHIVER (data);
+ JsonParser *parser;
+ GError *error = NULL;
+
+ parser = json_parser_new ();
+ if (json_parser_load_from_stream (parser, unar_comm->stream, NULL, &error)) {
+ JsonObject *root;
+
+ root = json_node_get_object (json_parser_get_root (parser));
+
+ if (json_object_get_int_member (root, "lsarFormatVersion") == LSAR_SUPPORTED_FORMAT) {
+ JsonArray *content;
+ int i;
+
+ content = json_object_get_array_member (root, "lsarContents");
+ for (i = 0; i < json_array_get_length (content); i++) {
+ JsonObject *entry;
+ FileData *fdata;
+ const char *filename;
+
+ entry = json_array_get_object_element (content, i);
+ fdata = file_data_new ();
+ fdata->size = json_object_get_int_member (entry, "XADFileSize");
+ fdata->modified = mktime_from_string (json_object_get_string_member (entry, "XADLastModificationDate"));
+ if (json_object_has_member (entry, "XADIsEncrypted"))
+ fdata->encrypted = json_object_get_int_member (entry, "XADIsEncrypted") == 1;
+
+ filename = json_object_get_string_member (entry, "XADFileName");
+ if (*filename == '/') {
+ fdata->full_path = g_strdup (filename);
+ fdata->original_path = fdata->full_path;
+ }
+ else {
+ fdata->full_path = g_strconcat ("/", filename, NULL);
+ fdata->original_path = fdata->full_path + 1;
+ }
+
+ fdata->link = NULL;
+ if (json_object_has_member (entry, "XADIsDirectory"))
+ fdata->dir = json_object_get_int_member (entry, "XADIsDirectory") == 1;
+ 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);
+
+ fr_command_add_file (FR_COMMAND (unar_comm), fdata);
+ }
+ }
+ }
+
+ g_object_unref (parser);
+}
+
+
+static void
+fr_command_unarchiver_list (FrCommand *comm)
+{
+ FrCommandUnarchiver *unar_comm = FR_COMMAND_UNARCHIVER (comm);
+
+ _g_object_unref (unar_comm->stream);
+ unar_comm->stream = g_memory_input_stream_new ();
+
+ fr_process_set_out_line_func (comm->process, process_line, comm);
+
+ fr_process_begin_command (comm->process, "lsar");
+ fr_process_set_end_func (comm->process, list_command_completed, comm);
+ fr_process_add_arg (comm->process, "-j");
+ if ((comm->password != NULL) && (comm->password[0] != '\0'))
+ fr_process_add_arg_concat (comm->process, "-password=", comm->password, NULL);
+ fr_process_add_arg (comm->process, comm->filename);
+ fr_process_end_command (comm->process);
+
+ fr_process_start (comm->process);
+}
+
+
+static void
+process_line__extract (char *line,
+ gpointer data)
+{
+ FrCommand *comm = FR_COMMAND (data);
+ FrCommandUnarchiver *unar_comm = FR_COMMAND_UNARCHIVER (comm);
+
+ if (line == NULL)
+ return;
+
+ unar_comm->n_line++;
+
+ /* the first line is the name of the archive */
+ if (unar_comm->n_line == 1)
+ return;
+
+ if (comm->n_files > 1) {
+ double fraction = (double) ++comm->n_file / (comm->n_files + 1);
+ fr_command_progress (comm, CLAMP (fraction, 0.0, 1.0));
+ }
+ else
+ fr_command_message (comm, line);
+}
+
+
+static void
+fr_command_unarchiver_extract (FrCommand *comm,
+ const char *from_file,
+ GList *file_list,
+ const char *dest_dir,
+ gboolean overwrite,
+ gboolean skip_older,
+ gboolean junk_paths)
+{
+ FrCommandUnarchiver *unar_comm = FR_COMMAND_UNARCHIVER (comm);
+ GList *scan;
+
+ unar_comm->n_line = 0;
+
+ fr_process_use_standard_locale (comm->process, TRUE);
+ fr_process_set_out_line_func (comm->process,
+ process_line__extract,
+ comm);
+
+ fr_process_begin_command (comm->process, "unar");
+
+ if (overwrite)
+ fr_process_add_arg (comm->process, "-f");
+ else
+ fr_process_add_arg (comm->process, "-s");
+
+ if (junk_paths)
+ fr_process_add_arg (comm->process, "-D");
+
+ if ((comm->password != NULL) && (comm->password[0] != '\0'))
+ fr_process_add_arg_concat (comm->process, "-password=", comm->password, NULL);
+
+ if (dest_dir != NULL)
+ fr_process_add_arg_concat (comm->process, "-output-directory=", dest_dir, NULL);
+
+ 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_unarchiver_handle_error (FrCommand *comm,
+ FrProcError *error)
+{
+ GList *scan;
+
+#if 0
+ {
+ for (scan = g_list_last (comm->process->err.raw); scan; scan = scan->prev)
+ g_print ("%s\n", (char*)scan->data);
+ }
+#endif
+
+ if (error->type == FR_PROC_ERROR_NONE)
+ return;
+
+ for (scan = g_list_last (comm->process->err.raw); scan; scan = scan->prev) {
+ char *line = scan->data;
+
+ if (strstr (line, "password") != NULL) {
+ error->type = FR_PROC_ERROR_ASK_PASSWORD;
+ break;
+ }
+ }
+}
+
+
+const char *unarchiver_mime_type[] = { "application/x-cbr",
+ "application/x-rar",
+ NULL };
+
+
+static const char **
+fr_command_unarchiver_get_mime_types (FrCommand *comm)
+{
+ return unarchiver_mime_type;
+}
+
+
+static FrCommandCap
+fr_command_unarchiver_get_capabilities (FrCommand *comm,
+ const char *mime_type,
+ gboolean check_command)
+{
+ FrCommandCap capabilities;
+
+ capabilities = FR_COMMAND_CAN_DO_NOTHING;
+ if (is_program_available ("lsar", check_command) && is_program_available ("unar", check_command))
+ capabilities |= FR_COMMAND_CAN_READ;
+
+ return capabilities;
+}
+
+
+static const char *
+fr_command_unarchiver_get_packages (FrCommand *comm,
+ const char *mime_type)
+{
+ return PACKAGES ("unarchiver");
+}
+
+
+static void
+fr_command_unarchiver_class_init (FrCommandUnarchiverClass *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_unarchiver_finalize;
+
+ afc->list = fr_command_unarchiver_list;
+ afc->extract = fr_command_unarchiver_extract;
+ afc->handle_error = fr_command_unarchiver_handle_error;
+ afc->get_mime_types = fr_command_unarchiver_get_mime_types;
+ afc->get_capabilities = fr_command_unarchiver_get_capabilities;
+ afc->get_packages = fr_command_unarchiver_get_packages;
+}
+
+
+static void
+fr_command_unarchiver_init (FrCommand *comm)
+{
+ FrCommandUnarchiver *unar_comm;
+
+ comm->propExtractCanAvoidOverwrite = TRUE;
+ comm->propExtractCanSkipOlder = FALSE;
+ comm->propExtractCanJunkPaths = TRUE;
+ comm->propPassword = TRUE;
+ comm->propTest = FALSE;
+ comm->propListFromFile = FALSE;
+
+ unar_comm = FR_COMMAND_UNARCHIVER (comm);
+ unar_comm->stream = NULL;
+}
+
+
+static void
+fr_command_unarchiver_finalize (GObject *object)
+{
+ FrCommandUnarchiver *unar_comm;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (FR_IS_COMMAND_UNARCHIVER (object));
+
+ unar_comm = FR_COMMAND_UNARCHIVER (object);
+ _g_object_unref (unar_comm->stream);
+
+ /* Chain up */
+ if (G_OBJECT_CLASS (parent_class)->finalize)
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+
+GType
+fr_command_unarchiver_get_type ()
+{
+ static GType type = 0;
+
+ if (! type) {
+ GTypeInfo type_info = {
+ sizeof (FrCommandUnarchiverClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) fr_command_unarchiver_class_init,
+ NULL,
+ NULL,
+ sizeof (FrCommandUnarchiver),
+ 0,
+ (GInstanceInitFunc) fr_command_unarchiver_init
+ };
+
+ type = g_type_register_static (FR_TYPE_COMMAND,
+ "FrCommandUnarchiver",
+ &type_info,
+ 0);
+ }
+
+ return type;
+}