/**************************************************************************/
/* web_tools_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "web_tools_editor_plugin.h"
#include "core/config/engine.h"
#include "core/config/project_settings.h"
#include "core/io/dir_access.h"
#include "core/io/file_access.h"
#include "core/os/time.h"
#include "editor/editor_node.h"
#include <emscripten/emscripten.h>
// Web functions defined in library_godot_editor_tools.js
extern "C" {
extern void godot_js_os_download_buffer(const uint8_t *p_buf, int p_buf_size, const char *p_name, const char *p_mime);
}
static void _web_editor_init_callback() {
EditorNode::get_singleton()->add_editor_plugin(memnew(WebToolsEditorPlugin));
}
void WebToolsEditorPlugin::initialize() {
EditorNode::add_init_callback(_web_editor_init_callback);
}
WebToolsEditorPlugin::WebToolsEditorPlugin() {
add_tool_menu_item("Download Project Source", callable_mp(this, &WebToolsEditorPlugin::_download_zip));
}
void WebToolsEditorPlugin::_download_zip() {
if (!Engine::get_singleton() || !Engine::get_singleton()->is_editor_hint()) {
ERR_PRINT("Downloading the project as a ZIP archive is only available in Editor mode.");
return;
}
String resource_path = ProjectSettings::get_singleton()->get_resource_path();
Ref<FileAccess> io_fa;
zlib_filefunc_def io = zipio_create_io(&io_fa);
// Name the downloaded ZIP file to contain the project name and download date for easier organization.
// Replace characters not allowed (or risky) in Windows file names with safe characters.
// In the project name, all invalid characters become an empty string so that a name
// like "Platformer 2: Godette's Revenge" becomes "platformer_2-_godette-s_revenge".
const String project_name = GLOBAL_GET("application/config/name");
const String project_name_safe = project_name.to_lower().replace(" ", "_");
const String datetime_safe =
Time::get_singleton()->get_datetime_string_from_system(false, true).replace(" ", "_");
const String output_name = OS::get_singleton()->get_safe_dir_name(vformat("%s_%s.zip", project_name_safe, datetime_safe));
const String output_path = String("/tmp").path_join(output_name);
zipFile zip = zipOpen2(output_path.utf8().get_data(), APPEND_STATUS_CREATE, nullptr, &io);
const String base_path = resource_path.substr(0, resource_path.rfind_char('/')) + "/";
_zip_recursive(resource_path, base_path, zip);
zipClose(zip, nullptr);
{
Ref<FileAccess> f = FileAccess::open(output_path, FileAccess::READ);
ERR_FAIL_COND_MSG(f.is_null(), "Unable to create ZIP file.");
Vector<uint8_t> buf;
buf.resize(f->get_length());
f->get_buffer(buf.ptrw(), buf.size());
godot_js_os_download_buffer(buf.ptr(), buf.size(), output_name.utf8().get_data(), "application/zip");
}
// Remove the temporary file since it was sent to the user's native filesystem as a download.
DirAccess::remove_file_or_error(output_path);
}
void WebToolsEditorPlugin::_zip_file(String p_path, String p_base_path, zipFile p_zip) {
Ref<FileAccess> f = FileAccess::open(p_path, FileAccess::READ);
if (f.is_null()) {
WARN_PRINT("Unable to open file for zipping: " + p_path);
return;
}
Vector<uint8_t> data;
uint64_t len = f->get_length();
data.resize(len);
f->get_buffer(data.ptrw(), len);
String path = p_path.replace_first(p_base_path, "");
zipOpenNewFileInZip(p_zip,
path.utf8().get_data(),
nullptr,
nullptr,
0,
nullptr,
0,
nullptr,
Z_DEFLATED,
Z_DEFAULT_COMPRESSION);
zipWriteInFileInZip(p_zip, data.ptr(), data.size());
zipCloseFileInZip(p_zip);
}
void WebToolsEditorPlugin::_zip_recursive(String p_path, String p_base_path, zipFile p_zip) {
Ref<DirAccess> dir = DirAccess::open(p_path);
if (dir.is_null()) {
WARN_PRINT("Unable to open directory for zipping: " + p_path);
return;
}
dir->list_dir_begin();
String cur = dir->get_next();
String project_data_dir_name = ProjectSettings::get_singleton()->get_project_data_dir_name();
while (!cur.is_empty()) {
String cs = p_path.path_join(cur);
if (cur == "." || cur == ".." || cur == project_data_dir_name) {
// Skip
} else if (dir->current_is_dir()) {
String path = cs.replace_first(p_base_path, "") + "/";
zipOpenNewFileInZip(p_zip,
path.utf8().get_data(),
nullptr,
nullptr,
0,
nullptr,
0,
nullptr,
Z_DEFLATED,
Z_DEFAULT_COMPRESSION);
zipCloseFileInZip(p_zip);
_zip_recursive(cs, p_base_path, p_zip);
} else {
_zip_file(cs, p_base_path, p_zip);
}
cur = dir->get_next();
}
}