initial

1 files changed, 314 insertions, 0 deletions

diff --git a/src/fr-command-dpkg.c b/src/fr-command-dpkg.c
new file mode 100644
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--- /dev/null
+++ b/src/fr-command-dpkg.c
@@ -0,0 +1,314 @@
+/* -*- 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 <config.h>
+#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-dpkg.h"
+
+static void fr_command_dpkg_class_init  (FrCommandDpkgClass *class);
+static void fr_command_dpkg_init        (FrCommand         *afile);
+static void fr_command_dpkg_finalize    (GObject           *object);
+
+/* Parent Class */
+
+static FrCommandClass *parent_class = NULL;
+
+static void
+process_metadata_line (char      *line,
+                       FrCommand *comm)
+{
+        FileData    *fdata;
+        char       **fields;
+        char        *name;
+
+        g_return_if_fail (line != NULL);
+
+        fields = split_line (line, 6);
+        if (!fields[1] || !g_str_equal (fields[1], "bytes,")) {
+                g_strfreev (fields);
+                return;
+        }
+
+        fdata = file_data_new ();
+        fdata->size = g_ascii_strtoull (fields[0], NULL, 10);
+
+        if (fields[5] && g_str_equal (fields[4],"*")) {
+                name = g_strdup (fields[5]);
+        } else {
+                name = g_strdup (get_last_field (line, 5));
+        }
+        g_strstrip (name);
+
+        fdata->full_path = g_strconcat ("/DEBIAN/", name, NULL);
+        fdata->original_path = fdata->full_path + 1;
+
+        g_strfreev (fields);
+        g_free (name);
+
+        fdata->name = g_strdup (name);
+        fdata->path = g_strdup ("DEBIAN");
+        fr_command_add_file (comm, fdata);
+}
+
+static void
+process_data_line (char     *line,
+                   gpointer  data)
+{
+        FileData    *fdata;
+        FrCommand   *comm = FR_COMMAND (data);
+        char       **fields;
+        char       **tmfields;
+        struct tm    tm = {0, };
+        const char  *name;
+
+        g_return_if_fail (line != NULL);
+
+        if (line[0] == ' ') {
+                /* This is the output of dpkg-deb -I */
+                process_metadata_line (line, comm);
+                return;
+        }
+
+        fdata = file_data_new ();
+
+        fields = split_line (line, 5);
+        fdata->size = g_ascii_strtoull (fields[2], NULL, 10);
+        tmfields = g_strsplit(fields[3], "-", 3);
+        if (tmfields[2]) {
+                tm.tm_year = atoi (tmfields[0]) - 1900;
+                tm.tm_mon = atoi (tmfields[1]);
+                tm.tm_mday = atoi (tmfields[2]);
+        }
+        g_strfreev (tmfields);
+        tmfields = g_strsplit (fields[4], ":", 2);
+        if (tmfields[1]) {
+                tm.tm_hour = atoi (tmfields[0]);
+                tm.tm_min = atoi (tmfields[1]);
+        }
+        g_strfreev (tmfields);
+        fdata->modified = mktime (&tm);
+        g_strfreev (fields);
+
+        name = get_last_field (line, 6);
+        fields = g_strsplit (name, " -> ", 2);
+
+        fdata->dir = line[0] == 'd';
+        name = fields[0];
+        if (g_str_has_prefix (name, "./")) { /* Should generally be the case */
+                fdata->full_path = g_strdup (name + 1);
+                fdata->original_path = fdata->full_path + 1;
+        } else if (name[0] == '/') {
+                fdata->full_path = g_strdup (name);
+                fdata->original_path = fdata->full_path;
+        } else {
+                fdata->full_path = g_strconcat ("/", name, NULL);
+                fdata->original_path = fdata->full_path + 1;
+        }
+        if (fdata->dir && (name[strlen (name) - 1] != '/')) {
+                char *old_full_path = fdata->full_path;
+                fdata->full_path = g_strconcat (old_full_path, "/", NULL);
+                g_free (old_full_path);
+                fdata->original_path = g_strdup (name);
+                fdata->free_original_path = TRUE;
+        }
+
+        if (fields[1] != NULL)
+                fdata->link = g_strdup (fields[1]);
+        g_strfreev (fields);
+
+        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_dpkg_list (FrCommand *comm)
+{
+        fr_process_set_out_line_func (comm->process, process_data_line, comm);
+
+        fr_process_begin_command (comm->process, "dpkg-deb");
+        fr_process_add_arg (comm->process, "-I");
+        fr_process_add_arg (comm->process, comm->filename);
+        fr_process_end_command (comm->process);
+        fr_process_start (comm->process);
+
+        fr_process_begin_command (comm->process, "dpkg-deb");
+        fr_process_add_arg (comm->process, "-c");
+        fr_process_add_arg (comm->process, comm->filename);
+        fr_process_end_command (comm->process);
+        fr_process_start (comm->process);
+}
+
+
+static void
+fr_command_dpkg_extract (FrCommand  *comm,
+                         const char *from_file,
+                         GList      *file_list,
+                         const char *dest_dir,
+                         gboolean    overwrite,
+                         gboolean    skip_older,
+                         gboolean    junk_paths)
+{
+        fr_process_begin_command (comm->process, "dpkg-deb");
+        fr_process_add_arg (comm->process, "-x");
+        fr_process_add_arg (comm->process, comm->filename);
+        if (dest_dir != NULL) {
+                fr_process_add_arg (comm->process, dest_dir);
+        } else {
+                fr_process_add_arg (comm->process, ".");
+        }
+        /* FIXME it is not possible to unpack only some files */
+        fr_process_end_command (comm->process);
+
+        /* Also extract metadata in DEBIAN/ */
+        fr_process_begin_command (comm->process, "dpkg-deb");
+        if (dest_dir != NULL) {
+                fr_process_set_working_dir (comm->process, dest_dir);
+        }
+        fr_process_add_arg (comm->process, "-e");
+        fr_process_add_arg (comm->process, comm->filename);
+        fr_process_end_command (comm->process);
+
+        fr_process_start (comm->process);
+}
+
+
+const char *dpkg_mime_type[] = { "application/x-deb", NULL };
+
+
+const char **
+fr_command_dpkg_get_mime_types (FrCommand *comm)
+{
+        return dpkg_mime_type;
+}
+
+
+FrCommandCap
+fr_command_dpkg_get_capabilities (FrCommand  *comm,
+                                  const char *mime_type,
+                                  gboolean    check_command)
+{
+        FrCommandCap capabilities;
+
+        capabilities = FR_COMMAND_CAN_ARCHIVE_MANY_FILES;
+        if (is_program_available ("dpkg-deb", check_command))
+                capabilities |= FR_COMMAND_CAN_READ;
+
+        return capabilities;
+}
+
+
+static const char *
+fr_command_dpkg_get_packages (FrCommand  *comm,
+                              const char *mime_type)
+{
+        return PACKAGES ("dpkg");
+}
+
+
+static void
+fr_command_dpkg_class_init (FrCommandDpkgClass *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_dpkg_finalize;
+
+        afc->list             = fr_command_dpkg_list;
+        afc->extract          = fr_command_dpkg_extract;
+        afc->get_mime_types   = fr_command_dpkg_get_mime_types;
+        afc->get_capabilities = fr_command_dpkg_get_capabilities;
+        afc->get_packages     = fr_command_dpkg_get_packages;
+}
+
+
+static void
+fr_command_dpkg_init (FrCommand *comm)
+{
+        comm->propAddCanUpdate             = FALSE;
+        comm->propAddCanReplace            = FALSE;
+        comm->propExtractCanAvoidOverwrite = FALSE;
+        comm->propExtractCanSkipOlder      = FALSE;
+        comm->propExtractCanJunkPaths      = FALSE;
+        comm->propPassword                 = FALSE;
+        comm->propTest                     = FALSE;
+}
+
+
+static void
+fr_command_dpkg_finalize (GObject *object)
+{
+        g_return_if_fail (object != NULL);
+        g_return_if_fail (FR_IS_COMMAND_DPKG (object));
+
+        /* Chain up */
+        if (G_OBJECT_CLASS (parent_class)->finalize)
+                G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+
+GType
+fr_command_dpkg_get_type ()
+{
+        static GType type = 0;
+
+        if (! type) {
+                GTypeInfo type_info = {
+                        sizeof (FrCommandDpkgClass),
+                        NULL,
+                        NULL,
+                        (GClassInitFunc) fr_command_dpkg_class_init,
+                        NULL,
+                        NULL,
+                        sizeof (FrCommandDpkg),
+                        0,
+                        (GInstanceInitFunc) fr_command_dpkg_init
+                };
+
+                type = g_type_register_static (FR_TYPE_COMMAND,
+                                               "FRCommandDpkg",
+                                               &type_info,
+                                               0);
+        }
+
+        return type;
+}