virtualx-engine/editor/pot_generator.cpp
Rémi Verschelde 7bf4753a9b
Merge pull request from ZangEldor/pot-generating-fix
Fix generating POT for multiline messages
2023-01-06 00:10:06 +01:00

225 lines
8.1 KiB
C++

/**************************************************************************/
/* pot_generator.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 "pot_generator.h"
#include "core/config/project_settings.h"
#include "core/error/error_macros.h"
#include "editor/editor_translation_parser.h"
#include "plugins/packed_scene_translation_parser_plugin.h"
POTGenerator *POTGenerator::singleton = nullptr;
#ifdef DEBUG_POT
void POTGenerator::_print_all_translation_strings() {
for (HashMap<String, Vector<POTGenerator::MsgidData>>::Element E = all_translation_strings.front(); E; E = E.next()) {
Vector<MsgidData> v_md = all_translation_strings[E.key()];
for (int i = 0; i < v_md.size(); i++) {
print_line("++++++");
print_line("msgid: " + E.key());
print_line("context: " + v_md[i].ctx);
print_line("msgid_plural: " + v_md[i].plural);
for (const String &F : v_md[i].locations) {
print_line("location: " + F);
}
}
}
}
#endif
void POTGenerator::generate_pot(const String &p_file) {
if (!ProjectSettings::get_singleton()->has_setting("internationalization/locale/translations_pot_files")) {
WARN_PRINT("No files selected for POT generation.");
return;
}
// Clear all_translation_strings of the previous round.
all_translation_strings.clear();
Vector<String> files = GLOBAL_GET("internationalization/locale/translations_pot_files");
// Collect all translatable strings according to files order in "POT Generation" setting.
for (int i = 0; i < files.size(); i++) {
Vector<String> msgids;
Vector<Vector<String>> msgids_context_plural;
String file_path = files[i];
String file_extension = file_path.get_extension();
if (EditorTranslationParser::get_singleton()->can_parse(file_extension)) {
EditorTranslationParser::get_singleton()->get_parser(file_extension)->parse_file(file_path, &msgids, &msgids_context_plural);
} else {
ERR_PRINT("Unrecognized file extension " + file_extension + " in generate_pot()");
return;
}
for (int j = 0; j < msgids_context_plural.size(); j++) {
Vector<String> entry = msgids_context_plural[j];
_add_new_msgid(entry[0], entry[1], entry[2], file_path);
}
for (int j = 0; j < msgids.size(); j++) {
_add_new_msgid(msgids[j], "", "", file_path);
}
}
_write_to_pot(p_file);
}
void POTGenerator::_write_to_pot(const String &p_file) {
Error err;
Ref<FileAccess> file = FileAccess::open(p_file, FileAccess::WRITE, &err);
if (err != OK) {
ERR_PRINT("Failed to open " + p_file);
return;
}
String project_name = GLOBAL_GET("application/config/name");
Vector<String> files = GLOBAL_GET("internationalization/locale/translations_pot_files");
String extracted_files = "";
for (int i = 0; i < files.size(); i++) {
extracted_files += "# " + files[i] + "\n";
}
const String header =
"# LANGUAGE translation for " + project_name + " for the following files:\n" + extracted_files +
"#\n"
"# FIRST AUTHOR < EMAIL @ADDRESS>, YEAR.\n"
"#\n"
"#, fuzzy\n"
"msgid \"\"\n"
"msgstr \"\"\n"
"\"Project-Id-Version: " +
project_name + "\\n\"\n"
"\"MIME-Version: 1.0\\n\"\n"
"\"Content-Type: text/plain; charset=UTF-8\\n\"\n"
"\"Content-Transfer-Encoding: 8-bit\\n\"\n";
file->store_string(header);
for (const KeyValue<String, Vector<MsgidData>> &E_pair : all_translation_strings) {
String msgid = E_pair.key;
const Vector<MsgidData> &v_msgid_data = E_pair.value;
for (int i = 0; i < v_msgid_data.size(); i++) {
String context = v_msgid_data[i].ctx;
String plural = v_msgid_data[i].plural;
const HashSet<String> &locations = v_msgid_data[i].locations;
// Put the blank line at the start, to avoid a double at the end when closing the file.
file->store_line("");
// Write file locations.
for (const String &E : locations) {
file->store_line("#: " + E.trim_prefix("res://"));
}
// Write context.
if (!context.is_empty()) {
file->store_line("msgctxt \"" + context + "\"");
}
// Write msgid.
_write_msgid(file, msgid, false);
// Write msgid_plural.
if (!plural.is_empty()) {
_write_msgid(file, plural, true);
file->store_line("msgstr[0] \"\"");
file->store_line("msgstr[1] \"\"");
} else {
file->store_line("msgstr \"\"");
}
}
}
}
void POTGenerator::_write_msgid(Ref<FileAccess> r_file, const String &p_id, bool p_plural) {
// Split \\n and \n.
Vector<String> msg_lines;
Vector<String> temp = p_id.split("\\n");
for (int i = 0; i < temp.size(); i++) {
msg_lines.append_array(temp[i].split("\n"));
}
// Add \n.
for (int i = 0; i < msg_lines.size() - 1; i++) {
msg_lines.set(i, msg_lines[i] + "\\n");
}
if (p_plural) {
r_file->store_string("msgid_plural ");
} else {
r_file->store_string("msgid ");
}
if (msg_lines.size() > 1) {
r_file->store_line("\"\"");
}
for (int i = 0; i < msg_lines.size(); i++) {
r_file->store_line("\"" + msg_lines[i] + "\"");
}
}
void POTGenerator::_add_new_msgid(const String &p_msgid, const String &p_context, const String &p_plural, const String &p_location) {
// Insert new location if msgid under same context exists already.
if (all_translation_strings.has(p_msgid)) {
Vector<MsgidData> &v_mdata = all_translation_strings[p_msgid];
for (int i = 0; i < v_mdata.size(); i++) {
if (v_mdata[i].ctx == p_context) {
if (!v_mdata[i].plural.is_empty() && !p_plural.is_empty() && v_mdata[i].plural != p_plural) {
WARN_PRINT("Redefinition of plural message (msgid_plural), under the same message (msgid) and context (msgctxt)");
}
v_mdata.write[i].locations.insert(p_location);
return;
}
}
}
// Add a new entry of msgid, context, plural and location - context and plural might be empty if the inserted msgid doesn't associated
// context or plurals.
MsgidData mdata;
mdata.ctx = p_context;
mdata.plural = p_plural;
mdata.locations.insert(p_location);
all_translation_strings[p_msgid].push_back(mdata);
}
POTGenerator *POTGenerator::get_singleton() {
if (!singleton) {
singleton = memnew(POTGenerator);
}
return singleton;
}
POTGenerator::POTGenerator() {
}
POTGenerator::~POTGenerator() {
memdelete(singleton);
singleton = nullptr;
}