mirror of
https://github.com/godotengine/godot.git
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58cda02a38
-fixed TouchScreenButton with stretch2d -fixed(?) OSX crash on startup (test!!) -compilation fixes on windows -CollisionPolygon editor works again -find buttons en find dialog -TileMap editor cleanup (removed "error", made nicer) -viewport flicker fixed -make .scn default extension for saving scenes -export the rest of the network classes to gdscript
369 lines
8.6 KiB
C++
369 lines
8.6 KiB
C++
/*************************************************************************/
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/* file_access_zip.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifdef MINIZIP_ENABLED
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#include "file_access_zip.h"
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#include "core/os/file_access.h"
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ZipArchive* ZipArchive::instance = NULL;
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extern "C" {
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static void* godot_open(void* data, const char* p_fname, int mode) {
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if (mode & ZLIB_FILEFUNC_MODE_WRITE) {
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return NULL;
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};
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FileAccess* f = (FileAccess*)data;
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f->open(p_fname, FileAccess::READ);
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return f->is_open()?data:NULL;
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};
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static uLong godot_read(void* data, void* fdata, void* buf, uLong size) {
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FileAccess* f = (FileAccess*)data;
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f->get_buffer((uint8_t*)buf, size);
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return size;
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};
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static uLong godot_write(voidpf opaque, voidpf stream, const void* buf, uLong size) {
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return 0;
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};
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static long godot_tell (voidpf opaque, voidpf stream) {
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FileAccess* f = (FileAccess*)opaque;
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return f->get_pos();
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};
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static long godot_seek(voidpf opaque, voidpf stream, uLong offset, int origin) {
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FileAccess* f = (FileAccess*)opaque;
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int pos = offset;
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switch (origin) {
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case ZLIB_FILEFUNC_SEEK_CUR:
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pos = f->get_pos() + offset;
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break;
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case ZLIB_FILEFUNC_SEEK_END:
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pos = f->get_len() + offset;
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break;
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default:
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break;
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};
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f->seek(pos);
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return 0;
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};
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static int godot_close(voidpf opaque, voidpf stream) {
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FileAccess* f = (FileAccess*)opaque;
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f->close();
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return 0;
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};
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static int godot_testerror(voidpf opaque, voidpf stream) {
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FileAccess* f = (FileAccess*)opaque;
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return f->get_error()!=OK?1:0;
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};
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};
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void ZipArchive::close_handle(unzFile p_file) const {
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ERR_FAIL_COND(!p_file);
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FileAccess* f = (FileAccess*)unzGetOpaque(p_file);
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unzCloseCurrentFile(p_file);
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unzClose(p_file);
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memdelete(f);
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};
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unzFile ZipArchive::get_file_handle(String p_file) const {
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ERR_FAIL_COND_V(!file_exists(p_file), NULL);
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File file = files[p_file];
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FileAccess* f = FileAccess::open(packages[file.package].filename, FileAccess::READ);
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ERR_FAIL_COND_V(!f, NULL);
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zlib_filefunc_def io;
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io.opaque = f;
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io.zopen_file = godot_open;
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io.zread_file = godot_read;
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io.zwrite_file = godot_write;
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io.ztell_file = godot_tell;
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io.zseek_file = godot_seek;
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io.zclose_file = godot_close;
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io.zerror_file = godot_testerror;
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unzFile pkg = unzOpen2(packages[file.package].filename.utf8().get_data(), &io);
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ERR_FAIL_COND_V(!pkg, NULL);
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unzGoToFilePos(pkg, &file.file_pos);
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if (unzOpenCurrentFile(pkg) != UNZ_OK) {
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unzClose(pkg);
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ERR_FAIL_V(NULL);
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};
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return pkg;
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};
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bool ZipArchive::try_open_pack(const String& p_name) {
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printf("opening pack %ls, %i, %i\n", p_name.c_str(), p_name.extension().nocasecmp_to("zip"), p_name.extension().nocasecmp_to("pcz"));
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if (p_name.extension().nocasecmp_to("zip") != 0 && p_name.extension().nocasecmp_to("pcz") != 0)
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return false;
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zlib_filefunc_def io;
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FileAccess* f = FileAccess::open(p_name, FileAccess::READ);
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if (!f)
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return false;
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io.opaque = f;
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io.zopen_file = godot_open;
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io.zread_file = godot_read;
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io.zwrite_file = godot_write;
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io.ztell_file = godot_tell;
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io.zseek_file = godot_seek;
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io.zclose_file = godot_close;
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io.zerror_file = godot_testerror;
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unzFile zfile = unzOpen2(p_name.utf8().get_data(), &io);
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ERR_FAIL_COND_V(!zfile, false);
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unz_global_info64 gi;
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int err = unzGetGlobalInfo64(zfile, &gi);
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ERR_FAIL_COND_V(err!=UNZ_OK, false);
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Package pkg;
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pkg.filename = p_name;
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pkg.zfile = zfile;
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packages.push_back(pkg);
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int pkg_num = packages.size()-1;
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for (unsigned int i=0;i<gi.number_entry;i++) {
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char filename_inzip[256];
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unz_file_info64 file_info;
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err = unzGetCurrentFileInfo64(zfile,&file_info,filename_inzip,sizeof(filename_inzip),NULL,0,NULL,0);
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ERR_CONTINUE(err != UNZ_OK);
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File f;
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f.package = pkg_num;
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unzGetFilePos(zfile, &f.file_pos);
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String fname = String("res://") + filename_inzip;
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files[fname] = f;
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uint8_t md5[16]={0,0,0,0,0,0,0,0 , 0,0,0,0,0,0,0,0};
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PackedData::get_singleton()->add_path(p_name, fname, 0, 0, md5, this);
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if ((i+1)<gi.number_entry) {
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unzGoToNextFile(zfile);
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};
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};
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return true;
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};
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bool ZipArchive::file_exists(String p_name) const {
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return files.has(p_name);
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};
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FileAccess* ZipArchive::get_file(const String& p_path, PackedData::PackedFile* p_file) {
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return memnew(FileAccessZip(p_path, *p_file));
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};
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ZipArchive* ZipArchive::get_singleton() {
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if (instance == NULL) {
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instance = memnew(ZipArchive);
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};
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return instance;
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};
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ZipArchive::ZipArchive() {
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instance = this;
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//fa_create_func = FileAccess::get_create_func();
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};
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ZipArchive::~ZipArchive() {
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for (int i=0; i<packages.size(); i++) {
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FileAccess* f = (FileAccess*)unzGetOpaque(packages[i].zfile);
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unzClose(packages[i].zfile);
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memdelete(f);
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};
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packages.clear();
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};
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Error FileAccessZip::_open(const String& p_path, int p_mode_flags) {
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close();
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ERR_FAIL_COND_V(p_mode_flags & FileAccess::WRITE, FAILED);
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ZipArchive* arch = ZipArchive::get_singleton();
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ERR_FAIL_COND_V(!arch, FAILED);
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zfile = arch->get_file_handle(p_path);
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ERR_FAIL_COND_V(!zfile, FAILED);
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int err = unzGetCurrentFileInfo64(zfile,&file_info,NULL,0,NULL,0,NULL,0);
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ERR_FAIL_COND_V(err != UNZ_OK, FAILED);
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return OK;
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};
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void FileAccessZip::close() {
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if (!zfile)
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return;
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ZipArchive* arch = ZipArchive::get_singleton();
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ERR_FAIL_COND(!arch);
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arch->close_handle(zfile);
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zfile = NULL;
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};
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bool FileAccessZip::is_open() const {
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return zfile != NULL;
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};
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void FileAccessZip::seek(size_t p_position) {
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ERR_FAIL_COND(!zfile);
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unzSeekCurrentFile(zfile, p_position);
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};
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void FileAccessZip::seek_end(int64_t p_position) {
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ERR_FAIL_COND(!zfile);
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unzSeekCurrentFile(zfile, get_len() + p_position);
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};
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size_t FileAccessZip::get_pos() const {
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ERR_FAIL_COND_V(!zfile, 0);
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return unztell(zfile);
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};
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size_t FileAccessZip::get_len() const {
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ERR_FAIL_COND_V(!zfile, 0);
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return file_info.uncompressed_size;
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};
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bool FileAccessZip::eof_reached() const {
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ERR_FAIL_COND_V(!zfile, true);
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return at_eof;
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};
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uint8_t FileAccessZip::get_8() const {
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uint8_t ret = 0;
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get_buffer(&ret, 1);
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return ret;
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};
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int FileAccessZip::get_buffer(uint8_t *p_dst,int p_length) const {
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ERR_FAIL_COND_V(!zfile, -1);
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at_eof = unzeof(zfile);
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if (at_eof)
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return 0;
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int read = unzReadCurrentFile(zfile, p_dst, p_length);
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ERR_FAIL_COND_V(read < 0, read);
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if (read < p_length)
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at_eof = true;
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return read;
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};
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Error FileAccessZip::get_error() const {
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if (!zfile) {
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return ERR_UNCONFIGURED;
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};
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if (eof_reached()) {
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return ERR_FILE_EOF;
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};
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return OK;
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};
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void FileAccessZip::store_8(uint8_t p_dest) {
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ERR_FAIL();
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};
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bool FileAccessZip::file_exists(const String& p_name) {
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return false;
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};
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FileAccessZip::FileAccessZip(const String& p_path, const PackedData::PackedFile& p_file) {
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zfile = NULL;
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_open(p_path, FileAccess::READ);
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};
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FileAccessZip::~FileAccessZip() {
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close();
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};
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#endif
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