eb/ebzip/unzipbook.c

471 lines
14 KiB
C
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2016-10-29 03:02:30 +00:00
/* -*- C -*-
* Copyright (c) 1998-2006 Motoyuki Kasahara
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "ebzip.h"
#include "ebutils.h"
#include "getumask.h"
#include "makedir.h"
#include "strlist.h"
/*
* Unexported function.
*/
static int ebzip_unzip_book_eb(EB_Book *book, const char *out_top_path,
const char *book_path, EB_Subbook_Code *subbook_list, int subbook_count);
static int ebzip_unzip_book_epwing(EB_Book *book, const char *out_top_path,
const char *book_path, EB_Subbook_Code *subbook_list, int subbook_count);
/*
* Uncompress files in `book' and output them under `out_top_path'.
* If it succeeds, 0 is returned. Otherwise -1 is returned.
*/
int
ebzip_unzip_book(const char *out_top_path, const char *book_path,
char subbook_name_list[][EB_MAX_DIRECTORY_NAME_LENGTH + 1],
int subbook_name_count)
{
EB_Book book;
EB_Error_Code error_code;
EB_Subbook_Code subbook_list[EB_MAX_SUBBOOKS];
EB_Subbook_Code subbook_code;
int subbook_count = 0;
int result;
int i;
eb_initialize_book(&book);
/*
* Bind a book.
*/
error_code = eb_bind(&book, book_path);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: %s\n", invoked_name,
eb_error_message(error_code));
fflush(stderr);
return -1;
}
/*
* For each targe subbook, convert a subbook-names to a subbook-codes.
* If no subbook is specified by `--subbook'(`-S'), set all subbooks
* as the target.
*/
if (subbook_name_count == 0) {
error_code = eb_subbook_list(&book, subbook_list, &subbook_count);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: %s\n", invoked_name,
eb_error_message(error_code));
fflush(stderr);
return -1;
}
} else {
for (i = 0; i < subbook_name_count; i++) {
error_code = find_subbook(&book, subbook_name_list[i],
&subbook_code);
if (error_code != EB_SUCCESS) {
fprintf(stderr, _("%s: unknown subbook name `%s'\n"),
invoked_name, subbook_name_list[i]);
return -1;
}
subbook_list[subbook_count++] = subbook_code;
}
}
/*
* Uncompress the book.
*/
if (book.disc_code == EB_DISC_EB) {
result = ebzip_unzip_book_eb(&book, out_top_path, book_path,
subbook_list, subbook_count);
} else {
result = ebzip_unzip_book_epwing(&book, out_top_path, book_path,
subbook_list, subbook_count);
}
eb_finalize_book(&book);
return result;
}
/*
* Internal function for `unzip_book'.
* This is used to compress an EB book.
*/
static int
ebzip_unzip_book_eb(EB_Book *book, const char *out_top_path,
const char *book_path, EB_Subbook_Code *subbook_list, int subbook_count)
{
EB_Subbook *subbook;
EB_Error_Code error_code;
String_List string_list;
char in_path_name[PATH_MAX + 1];
char out_sub_path[PATH_MAX + 1];
char out_path_name[PATH_MAX + 1];
char catalog_file_name[EB_MAX_FILE_NAME_LENGTH];
char language_file_name[EB_MAX_FILE_NAME_LENGTH];
mode_t out_directory_mode;
Zio_Code in_zio_code;
int i;
/*
* If `out_top_path' and/or `book_path' represents "/", replace it
* to an empty string.
*/
if (strcmp(out_top_path, "/") == 0)
out_top_path++;
if (strcmp(book_path, "/") == 0)
book_path++;
/*
* Initialize variables.
*/
out_directory_mode = 0777 ^ get_umask();
string_list_initialize(&string_list);
error_code = eb_load_all_subbooks(book);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: %s\n", invoked_name,
eb_error_message(error_code));
}
/*
* Uncompress a book.
*/
for (i = 0; i < subbook_count; i++) {
subbook = book->subbooks + subbook_list[i];
/*
* Make an output directory for the current subbook.
*/
eb_compose_path_name(out_top_path, subbook->directory_name,
out_sub_path);
if (!ebzip_test_flag
&& make_missing_directory(out_sub_path, out_directory_mode) < 0) {
fprintf(stderr, _("%s: failed to create a directory, %s: %s\n"),
invoked_name, strerror(errno), out_sub_path);
goto failed;
}
/*
* Uncompress START file.
*/
in_zio_code = zio_mode(&subbook->text_zio);
eb_compose_path_name2(book->path, subbook->directory_name,
subbook->text_file_name, in_path_name);
eb_compose_path_name2(out_top_path, subbook->directory_name,
subbook->text_file_name, out_path_name);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (ebzip_unzip_start_file(out_path_name, in_path_name,
in_zio_code, subbook->index_page) < 0)
goto failed;
}
if (!ebzip_test_flag
&& rewrite_sebxa_start(out_path_name, subbook->index_page) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
/*
* Uncompress a language file.
*/
if (eb_find_file_name(book->path, "language", language_file_name)
== EB_SUCCESS) {
eb_compose_path_name(book->path, language_file_name, in_path_name);
eb_compose_path_name(out_top_path, language_file_name, out_path_name);
eb_path_name_zio_code(in_path_name, ZIO_PLAIN, &in_zio_code);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (ebzip_unzip_file(out_path_name, in_path_name, in_zio_code) < 0)
goto failed;
}
/*
* Copy CATALOG file.
*/
if (eb_find_file_name(book->path, "catalog", catalog_file_name)
== EB_SUCCESS) {
eb_compose_path_name(book->path, catalog_file_name, in_path_name);
eb_compose_path_name(out_top_path, catalog_file_name, out_path_name);
if (ebzip_copy_file(out_path_name, in_path_name) < 0)
goto failed;
}
string_list_finalize(&string_list);
return 0;
/*
* An error occurs...
*/
failed:
string_list_finalize(&string_list);
return -1;
}
/*
* Internal function for `unzip_book'.
* This is used to compress an EPWING book.
*/
static int
ebzip_unzip_book_epwing(EB_Book *book, const char *out_top_path,
const char *book_path, EB_Subbook_Code *subbook_list, int subbook_count)
{
EB_Subbook *subbook;
EB_Error_Code error_code;
EB_Font *font;
String_List string_list;
char in_path_name[PATH_MAX + 1];
char out_sub_path[PATH_MAX + 1];
char out_path_name[PATH_MAX + 1];
char catalogs_file_name[EB_MAX_FILE_NAME_LENGTH];
mode_t out_directory_mode;
Zio_Code in_zio_code;
int i, j;
/*
* If `out_top_path' and/or `book_path' represents "/", replace it
* to an empty string.
*/
if (strcmp(out_top_path, "/") == 0)
out_top_path++;
if (strcmp(book_path, "/") == 0)
book_path++;
/*
* Initialize variables.
*/
out_directory_mode = 0777 ^ get_umask();
string_list_initialize(&string_list);
error_code = eb_load_all_subbooks(book);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: %s\n", invoked_name,
eb_error_message(error_code));
}
/*
* Uncompress a book.
*/
for (i = 0; i < subbook_count; i++) {
subbook = book->subbooks + subbook_list[i];
/*
* Make an output directory for the current subbook.
*/
eb_compose_path_name(out_top_path, subbook->directory_name,
out_sub_path);
if (!ebzip_test_flag
&& make_missing_directory(out_sub_path, out_directory_mode) < 0) {
fprintf(stderr, _("%s: failed to create a directory, %s: %s\n"),
invoked_name, strerror(errno), out_sub_path);
goto failed;
}
/*
* Make `data' sub directory for the current subbook.
*/
eb_compose_path_name2(out_top_path, subbook->directory_name,
subbook->data_directory_name, out_sub_path);
if (!ebzip_test_flag
&& make_missing_directory(out_sub_path, out_directory_mode) < 0) {
fprintf(stderr, _("%s: failed to create a directory, %s: %s\n"),
invoked_name, strerror(errno), out_sub_path);
goto failed;
}
/*
* Uncompress HONMON/HONMON2 file.
*/
in_zio_code = zio_mode(&subbook->text_zio);
eb_compose_path_name3(book->path, subbook->directory_name,
subbook->data_directory_name, subbook->text_file_name,
in_path_name);
eb_compose_path_name3(out_top_path, subbook->directory_name,
subbook->data_directory_name, subbook->text_file_name,
out_path_name);
if (in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (strncasecmp(subbook->text_file_name, "honmon2", 7) == 0)
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_ORG);
else
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (ebzip_unzip_file(out_path_name, in_path_name, in_zio_code) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
/*
* Uncompress HONMONS file.
*/
in_zio_code = zio_mode(&subbook->sound_zio);
eb_compose_path_name3(book->path, subbook->directory_name,
subbook->data_directory_name, subbook->sound_file_name,
in_path_name);
eb_compose_path_name3(out_top_path, subbook->directory_name,
subbook->data_directory_name, subbook->sound_file_name,
out_path_name);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (!ebzip_skip_flag_sound
&& in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (ebzip_unzip_file(out_path_name, in_path_name, in_zio_code) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
/*
* Uncompress HONMONG file.
*/
in_zio_code = zio_mode(&subbook->graphic_zio);
eb_compose_path_name3(book->path, subbook->directory_name,
subbook->data_directory_name, subbook->graphic_file_name,
in_path_name);
eb_compose_path_name3(out_top_path, subbook->directory_name,
subbook->data_directory_name, subbook->graphic_file_name,
out_path_name);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (!ebzip_skip_flag_graphic
&& in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (ebzip_unzip_file(out_path_name, in_path_name, in_zio_code) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
/*
* Make `gaiji' sub directory for the current subbook.
*/
if (!ebzip_skip_flag_font) {
eb_compose_path_name2(out_top_path, subbook->directory_name,
subbook->gaiji_directory_name, out_sub_path);
if (!ebzip_test_flag
&& make_missing_directory(out_sub_path, out_directory_mode)
< 0) {
fprintf(stderr,
_("%s: failed to create a directory, %s: %s\n"),
invoked_name, strerror(errno), out_sub_path);
goto failed;
}
/*
* Uncompress narrow font files.
*/
for (j = 0; j < EB_MAX_FONTS; j++) {
font = subbook->narrow_fonts + j;
if (font->font_code == EB_FONT_INVALID)
continue;
in_zio_code = zio_mode(&font->zio);
eb_compose_path_name3(book->path, subbook->directory_name,
subbook->gaiji_directory_name, font->file_name,
in_path_name);
eb_compose_path_name3(out_top_path, subbook->directory_name,
subbook->gaiji_directory_name, font->file_name,
out_path_name);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (ebzip_unzip_file(out_path_name, in_path_name,
in_zio_code) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
}
/*
* Uncompress wide font files.
*/
for (j = 0; j < EB_MAX_FONTS; j++) {
font = subbook->wide_fonts + j;
if (font->font_code == EB_FONT_INVALID)
continue;
in_zio_code = zio_mode(&font->zio);
eb_compose_path_name3(book->path, subbook->directory_name,
subbook->gaiji_directory_name,
font->file_name, in_path_name);
eb_compose_path_name3(out_top_path, subbook->directory_name,
subbook->gaiji_directory_name, font->file_name,
out_path_name);
eb_fix_path_name_suffix(out_path_name, EBZIP_SUFFIX_NONE);
if (in_zio_code != ZIO_INVALID
&& !string_list_find(&string_list, in_path_name)) {
if (ebzip_unzip_file(out_path_name, in_path_name,
in_zio_code) < 0)
goto failed;
string_list_add(&string_list, in_path_name);
}
}
}
/*
* Copy movie files.
*/
if (!ebzip_skip_flag_movie) {
eb_compose_path_name2(book->path, subbook->directory_name,
subbook->movie_directory_name, in_path_name);
eb_compose_path_name2(out_top_path, subbook->directory_name,
subbook->movie_directory_name, out_path_name);
if (ebzip_copy_files_in_directory(out_path_name, in_path_name) < 0)
goto failed;
}
}
/*
* Copy CATALOGS file.
*/
if (eb_find_file_name(book->path, "catalogs", catalogs_file_name)
== EB_SUCCESS) {
eb_compose_path_name(book->path, catalogs_file_name, in_path_name);
eb_compose_path_name(out_top_path, catalogs_file_name, out_path_name);
if (ebzip_copy_file(out_path_name, in_path_name) < 0)
goto failed;
}
string_list_finalize(&string_list);
return 0;
/*
* An error occurs...
*/
failed:
string_list_finalize(&string_list);
return -1;
}