initial

1 files changed, 619 insertions, 0 deletions

diff --git a/src/fr-command-cfile.c b/src/fr-command-cfile.c
new file mode 100644
index 0000000..d986575
--- /dev/null
+++ b/src/fr-command-cfile.c
@@ -0,0 +1,619 @@
+/* -*- 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 <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <fcntl.h>
+
+#include <glib.h>
+
+#include "file-data.h"
+#include "file-utils.h"
+#include "glib-utils.h"
+#include "fr-command.h"
+#include "fr-command-cfile.h"
+
+
+/* Parent Class */
+
+static FrCommandClass *parent_class = NULL;
+
+
+static char *
+get_uncompressed_name_from_archive (FrCommand  *comm,
+				    const char *archive)
+{
+	GFile        *file;
+	GInputStream *stream;
+	char         *filename = NULL;
+
+	if (! is_mime_type (comm->mime_type, "application/x-gzip"))
+		return NULL;
+
+	file = g_file_new_for_path (archive);
+
+	stream = (GInputStream *) g_file_read (file, NULL, NULL);
+	if (stream != NULL) {
+		gboolean filename_present = TRUE;
+		char     buffer[10];
+
+		if (g_input_stream_read (stream, buffer, 10, NULL, NULL) >= 0) {
+			/* Check whether the FLG.FNAME is set */
+			if (((unsigned char)(buffer[3]) & 0x08) != 0x08)
+				filename_present = FALSE;
+
+			/* Check whether the FLG.FEXTRA is set */
+			if (((unsigned char)(buffer[3]) & 0x04) == 0x04)
+				filename_present = FALSE;
+		}
+
+		if (filename_present) {
+			GString *str = NULL;
+
+			str = g_string_new ("");
+			while (g_input_stream_read (stream, buffer, 1, NULL, NULL) > 0) {
+				if (buffer[0] == '\0') {
+					filename = g_strdup (file_name_from_path (str->str));
+#ifdef DEBUG
+					g_message ("filename is: %s", filename);
+#endif
+					break;
+				}
+				g_string_append_c (str, buffer[0]);
+			}
+			g_string_free (str, TRUE);
+		}
+		g_object_unref (stream);
+	}
+	g_object_unref (file);
+
+	return filename;
+}
+
+
+static void
+list__process_line (char     *line,
+		    gpointer  data)
+{
+	FrCommand  *comm = FR_COMMAND (data);
+	FileData   *fdata;
+	char      **fields;
+	char       *filename;
+
+	fdata = file_data_new ();
+
+	fields = split_line (line, 2);
+	if (strcmp (fields[1], "-1") != 0)
+		fdata->size = g_ascii_strtoull (fields[1], NULL, 10);
+	g_strfreev (fields);
+
+	if (fdata->size == 0)
+		fdata->size = get_file_size (comm->filename);
+
+	filename = get_uncompressed_name_from_archive (comm, comm->filename);
+	if (filename == NULL)
+		filename = remove_extension_from_path (comm->filename);
+
+	fdata->full_path = g_strconcat ("/",
+					file_name_from_path (filename),
+					NULL);
+	g_free (filename);
+
+	fdata->original_path = fdata->full_path + 1;
+	fdata->link = NULL;
+	fdata->modified = get_file_mtime_for_path (comm->filename);
+
+	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_cfile_list (FrCommand  *comm)
+{
+	FrCommandCFile *comm_cfile = FR_COMMAND_CFILE (comm);
+
+	if (is_mime_type (comm->mime_type, "application/x-gzip")) {
+		/* gzip let us known the uncompressed size */
+
+		fr_process_set_out_line_func (FR_COMMAND (comm)->process,
+					      list__process_line,
+					      comm);
+
+		fr_process_begin_command (comm->process, "gzip");
+		fr_process_add_arg (comm->process, "-l");
+		fr_process_add_arg (comm->process, "-q");
+		fr_process_add_arg (comm->process, comm->filename);
+		fr_process_end_command (comm->process);
+		fr_process_start (comm->process);
+	}
+	else {
+		/* ... other compressors do not support this feature so
+		 * simply use the archive size, suboptimal but there is no
+		 * alternative. */
+
+		FileData *fdata;
+		char     *filename;
+
+		fdata = file_data_new ();
+
+		filename = remove_extension_from_path (comm->filename);
+		fdata->full_path = g_strconcat ("/",
+						file_name_from_path (filename),
+						NULL);
+		g_free (filename);
+
+		fdata->original_path = fdata->full_path + 1;
+		fdata->link = NULL;
+		fdata->size = get_file_size_for_path (comm->filename);
+		fdata->modified = get_file_mtime_for_path (comm->filename);
+
+		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);
+
+		comm_cfile->error.type = FR_PROC_ERROR_NONE;
+		comm_cfile->error.status = 0;
+		g_signal_emit_by_name (G_OBJECT (comm),
+				       "done",
+				       comm->action,
+				       &comm_cfile->error);
+	}
+}
+
+
+static void
+fr_command_cfile_add (FrCommand     *comm,
+		      const char    *from_file,
+		      GList         *file_list,
+		      const char    *base_dir,
+		      gboolean       update,
+		      gboolean       recursive)
+{
+	const char *filename;
+	char       *temp_dir;
+	char       *temp_file;
+	char       *compressed_filename;
+
+	if ((file_list == NULL) || (file_list->data == NULL))
+		return;
+
+	/* copy file to the temp dir */
+
+	temp_dir = get_temp_work_dir (NULL);
+	filename = file_list->data;
+	temp_file = g_strconcat (temp_dir, "/", filename, NULL);
+
+	fr_process_begin_command (comm->process, "cp");
+	fr_process_set_working_dir (comm->process, base_dir);
+	fr_process_add_arg (comm->process, "-f");
+	fr_process_add_arg (comm->process, "--");
+	fr_process_add_arg (comm->process, filename);
+	fr_process_add_arg (comm->process, temp_file);
+	fr_process_end_command (comm->process);
+
+	/**/
+
+	if (is_mime_type (comm->mime_type, "application/x-gzip")) {
+		fr_process_begin_command (comm->process, "gzip");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".gz", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-bzip")) {
+		fr_process_begin_command (comm->process, "bzip2");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".bz2", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-compress")) {
+		fr_process_begin_command (comm->process, "compress");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".Z", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzip")) {
+		fr_process_begin_command (comm->process, "lzip");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".lz", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzma")) {
+		fr_process_begin_command (comm->process, "lzma");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".lzma", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-xz")) {
+		fr_process_begin_command (comm->process, "xz");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".xz", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzop")) {
+		fr_process_begin_command (comm->process, "lzop");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "-fU");
+		fr_process_add_arg (comm->process, "--no-stdin");
+		fr_process_add_arg (comm->process, "--");
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".lzo", NULL);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-rzip")) {
+		fr_process_begin_command (comm->process, "rzip");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, filename);
+		fr_process_end_command (comm->process);
+		compressed_filename = g_strconcat (filename, ".rz", NULL);
+	}
+
+      	/* copy compressed file to the dest dir */
+
+	fr_process_begin_command (comm->process, "cp");
+	fr_process_set_working_dir (comm->process, temp_dir);
+	fr_process_add_arg (comm->process, "-f");
+	fr_process_add_arg (comm->process, "--");
+	fr_process_add_arg (comm->process, compressed_filename);
+	fr_process_add_arg (comm->process, comm->filename);
+	fr_process_end_command (comm->process);
+
+	/* remove the temp dir */
+
+	fr_process_begin_command (comm->process, "rm");
+	fr_process_set_sticky (comm->process, TRUE);
+	fr_process_add_arg (comm->process, "-rf");
+	fr_process_add_arg (comm->process, "--");
+	fr_process_add_arg (comm->process, temp_dir);
+	fr_process_end_command (comm->process);
+
+	g_free (compressed_filename);
+	g_free (temp_file);
+	g_free (temp_dir);
+}
+
+
+static void
+fr_command_cfile_delete (FrCommand  *comm,
+			 const char *from_file,
+			 GList      *file_list)
+{
+	/* never called */
+}
+
+
+static void
+fr_command_cfile_extract (FrCommand  *comm,
+			  const char *from_file,
+			  GList      *file_list,
+			  const char *dest_dir,
+			  gboolean    overwrite,
+			  gboolean    skip_older,
+			  gboolean    junk_paths)
+{
+	char *temp_dir;
+	char *dest_file;
+	char *temp_file;
+	char *uncompr_file;
+	char *compr_file;
+
+	/* copy file to the temp dir, remove the already existing file first */
+
+	temp_dir = get_temp_work_dir (NULL);
+	temp_file = g_strconcat (temp_dir,
+				 "/",
+				 file_name_from_path (comm->filename),
+				 NULL);
+
+	fr_process_begin_command (comm->process, "cp");
+	fr_process_add_arg (comm->process, "-f");
+	fr_process_add_arg (comm->process, comm->filename);
+	fr_process_add_arg (comm->process, temp_file);
+	fr_process_end_command (comm->process);
+
+	/* uncompress the file */
+
+	if (is_mime_type (comm->mime_type, "application/x-gzip")) {
+		fr_process_begin_command (comm->process, "gzip");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, "-n");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-bzip")) {
+		fr_process_begin_command (comm->process, "bzip2");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-compress")) {
+		if (is_program_in_path ("gzip")) {
+			fr_process_begin_command (comm->process, "gzip");
+			fr_process_add_arg (comm->process, "-d");
+			fr_process_add_arg (comm->process, "-n");
+		}
+		else
+			fr_process_begin_command (comm->process, "uncompress");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzip")) {
+		fr_process_begin_command (comm->process, "lzip");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzma")) {
+		fr_process_begin_command (comm->process, "lzma");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-xz")) {
+		fr_process_begin_command (comm->process, "xz");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-lzop")) {
+		fr_process_begin_command (comm->process, "lzop");
+		fr_process_set_working_dir (comm->process, temp_dir);
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, "-fU");
+		fr_process_add_arg (comm->process, "--no-stdin");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+	else if (is_mime_type (comm->mime_type, "application/x-rzip")) {
+		fr_process_begin_command (comm->process, "rzip");
+		fr_process_add_arg (comm->process, "-f");
+		fr_process_add_arg (comm->process, "-d");
+		fr_process_add_arg (comm->process, temp_file);
+		fr_process_end_command (comm->process);
+	}
+
+	/* copy uncompress file to the dest dir */
+
+	uncompr_file = remove_extension_from_path (temp_file);
+
+	compr_file = get_uncompressed_name_from_archive (comm, comm->filename);
+	if (compr_file == NULL)
+		compr_file = remove_extension_from_path (file_name_from_path (comm->filename));
+	dest_file = g_strconcat (dest_dir,
+				 "/",
+				 compr_file,
+				 NULL);
+
+	fr_process_begin_command (comm->process, "cp");
+	fr_process_add_arg (comm->process, "-f");
+	fr_process_add_arg (comm->process, uncompr_file);
+	fr_process_add_arg (comm->process, dest_file);
+	fr_process_end_command (comm->process);
+
+	/* remove the temp dir */
+
+	fr_process_begin_command (comm->process, "rm");
+	fr_process_set_sticky (comm->process, TRUE);
+	fr_process_add_arg (comm->process, "-rf");
+	fr_process_add_arg (comm->process, temp_dir);
+	fr_process_end_command (comm->process);
+
+	g_free (dest_file);
+	g_free (compr_file);
+	g_free (uncompr_file);
+	g_free (temp_file);
+	g_free (temp_dir);
+}
+
+
+const char *cfile_mime_type[] = { "application/x-gzip",
+				  "application/x-bzip",
+				  "application/x-compress",
+				  "application/x-lzip",
+				  "application/x-lzma",
+				  "application/x-lzop",
+				  "application/x-rzip",
+				  "application/x-xz",
+				  NULL };
+
+
+const char **
+fr_command_cfile_get_mime_types (FrCommand *comm)
+{
+	return cfile_mime_type;
+}
+
+
+FrCommandCap
+fr_command_cfile_get_capabilities (FrCommand  *comm,
+			           const char *mime_type,
+				   gboolean    check_command)
+{
+	FrCommandCap capabilities;
+
+	capabilities = FR_COMMAND_CAN_DO_NOTHING;
+	if (is_mime_type (mime_type, "application/x-gzip")) {
+		if (is_program_available ("gzip", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-bzip")) {
+		if (is_program_available ("bzip2", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-compress")) {
+		if (is_program_available ("compress", check_command))
+			capabilities |= FR_COMMAND_CAN_WRITE;
+		if (is_program_available ("uncompress", check_command) || is_program_available ("gzip", check_command))
+			capabilities |= FR_COMMAND_CAN_READ;
+	}
+	else if (is_mime_type (mime_type, "application/x-lzip")) {
+		if (is_program_available ("lzip", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-lzma")) {
+		if (is_program_available ("lzma", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-xz")) {
+		if (is_program_available ("xz", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-lzop")) {
+		if (is_program_available ("lzop", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+	else if (is_mime_type (mime_type, "application/x-rzip")) {
+		if (is_program_available ("rzip", check_command))
+			capabilities |= FR_COMMAND_CAN_READ_WRITE;
+	}
+
+	return capabilities;
+}
+
+
+static void
+fr_command_cfile_finalize (GObject *object)
+{
+        g_return_if_fail (object != NULL);
+        g_return_if_fail (FR_IS_COMMAND_CFILE (object));
+
+	/* Chain up */
+        if (G_OBJECT_CLASS (parent_class)->finalize)
+                G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+
+static const char *
+fr_command_cfile_get_packages (FrCommand  *comm,
+			       const char *mime_type)
+{
+	if (is_mime_type (mime_type, "application/x-gzip"))
+		return PACKAGES ("gzip");
+	else if (is_mime_type (mime_type, "application/x-bzip"))
+		return PACKAGES ("bzip2");
+	else if (is_mime_type (mime_type, "application/x-compress"))
+		return PACKAGES ("ncompress");
+	else if (is_mime_type (mime_type, "application/x-lzip"))
+		return PACKAGES ("lzip");
+	else if (is_mime_type (mime_type, "application/x-lzma"))
+		return PACKAGES ("lzma");
+	else if (is_mime_type (mime_type, "application/x-xz"))
+		return PACKAGES ("xz");
+	else if (is_mime_type (mime_type, "application/x-lzop"))
+		return PACKAGES ("lzop");
+	else if (is_mime_type (mime_type, "application/x-rzip"))
+		return PACKAGES ("rzip");
+
+	return NULL;
+}
+
+
+static void
+fr_command_cfile_class_init (FrCommandCFileClass *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_cfile_finalize;
+
+        afc->list             = fr_command_cfile_list;
+	afc->add              = fr_command_cfile_add;
+	afc->delete           = fr_command_cfile_delete;
+	afc->extract          = fr_command_cfile_extract;
+	afc->get_mime_types   = fr_command_cfile_get_mime_types;
+	afc->get_capabilities = fr_command_cfile_get_capabilities;
+	afc->get_packages     = fr_command_cfile_get_packages;
+}
+
+
+static void
+fr_command_cfile_init (FrCommand *comm)
+{
+	comm->propAddCanUpdate             = TRUE;
+	comm->propAddCanReplace            = TRUE;
+	comm->propExtractCanAvoidOverwrite = FALSE;
+	comm->propExtractCanSkipOlder      = FALSE;
+	comm->propExtractCanJunkPaths      = FALSE;
+	comm->propPassword                 = FALSE;
+	comm->propTest                     = FALSE;
+}
+
+
+GType
+fr_command_cfile_get_type ()
+{
+        static GType type = 0;
+
+        if (! type) {
+                GTypeInfo type_info = {
+			sizeof (FrCommandCFileClass),
+			NULL,
+			NULL,
+			(GClassInitFunc) fr_command_cfile_class_init,
+			NULL,
+			NULL,
+			sizeof (FrCommandCFile),
+			0,
+			(GInstanceInitFunc) fr_command_cfile_init
+		};
+
+		type = g_type_register_static (FR_TYPE_COMMAND,
+					       "FRCommandCFile",
+					       &type_info,
+					       0);
+        }
+
+        return type;
+}