mirror of
https://github.com/godotengine/godot
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231 lines
8.2 KiB
C++
231 lines
8.2 KiB
C++
/**************************************************************************/
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/* pot_generator.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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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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#include "pot_generator.h"
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#include "core/config/project_settings.h"
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#include "core/error/error_macros.h"
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#include "editor/editor_translation_parser.h"
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#include "plugins/packed_scene_translation_parser_plugin.h"
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POTGenerator *POTGenerator::singleton = nullptr;
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#ifdef DEBUG_POT
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void POTGenerator::_print_all_translation_strings() {
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for (HashMap<String, Vector<POTGenerator::MsgidData>>::Element E = all_translation_strings.front(); E; E = E.next()) {
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Vector<MsgidData> v_md = all_translation_strings[E.key()];
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for (int i = 0; i < v_md.size(); i++) {
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print_line("++++++");
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print_line("msgid: " + E.key());
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print_line("context: " + v_md[i].ctx);
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print_line("msgid_plural: " + v_md[i].plural);
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for (const String &F : v_md[i].locations) {
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print_line("location: " + F);
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}
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}
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}
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}
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#endif
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void POTGenerator::generate_pot(const String &p_file) {
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Vector<String> files = GLOBAL_GET("internationalization/locale/translations_pot_files");
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if (files.is_empty()) {
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WARN_PRINT("No files selected for POT generation.");
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return;
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}
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// Clear all_translation_strings of the previous round.
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all_translation_strings.clear();
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// Collect all translatable strings according to files order in "POT Generation" setting.
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for (int i = 0; i < files.size(); i++) {
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Vector<String> msgids;
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Vector<Vector<String>> msgids_context_plural;
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const String &file_path = files[i];
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String file_extension = file_path.get_extension();
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if (EditorTranslationParser::get_singleton()->can_parse(file_extension)) {
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EditorTranslationParser::get_singleton()->get_parser(file_extension)->parse_file(file_path, &msgids, &msgids_context_plural);
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} else {
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ERR_PRINT("Unrecognized file extension " + file_extension + " in generate_pot()");
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return;
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}
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for (int j = 0; j < msgids_context_plural.size(); j++) {
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const Vector<String> &entry = msgids_context_plural[j];
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_add_new_msgid(entry[0], entry[1], entry[2], file_path);
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}
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for (int j = 0; j < msgids.size(); j++) {
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_add_new_msgid(msgids[j], "", "", file_path);
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}
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}
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_write_to_pot(p_file);
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}
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void POTGenerator::_write_to_pot(const String &p_file) {
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Error err;
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Ref<FileAccess> file = FileAccess::open(p_file, FileAccess::WRITE, &err);
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if (err != OK) {
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ERR_PRINT("Failed to open " + p_file);
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return;
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}
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String project_name = GLOBAL_GET("application/config/name").operator String().replace("\n", "\\n");
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Vector<String> files = GLOBAL_GET("internationalization/locale/translations_pot_files");
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String extracted_files = "";
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for (int i = 0; i < files.size(); i++) {
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extracted_files += "# " + files[i].replace("\n", "\\n") + "\n";
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}
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const String header =
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"# LANGUAGE translation for " + project_name + " for the following files:\n" +
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extracted_files +
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"#\n"
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"# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.\n"
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"#\n"
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"#, fuzzy\n"
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"msgid \"\"\n"
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"msgstr \"\"\n"
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"\"Project-Id-Version: " +
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project_name +
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"\\n\"\n"
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"\"MIME-Version: 1.0\\n\"\n"
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"\"Content-Type: text/plain; charset=UTF-8\\n\"\n"
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"\"Content-Transfer-Encoding: 8-bit\\n\"\n";
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file->store_string(header);
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for (const KeyValue<String, Vector<MsgidData>> &E_pair : all_translation_strings) {
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String msgid = E_pair.key;
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const Vector<MsgidData> &v_msgid_data = E_pair.value;
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for (int i = 0; i < v_msgid_data.size(); i++) {
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String context = v_msgid_data[i].ctx;
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String plural = v_msgid_data[i].plural;
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const HashSet<String> &locations = v_msgid_data[i].locations;
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// Put the blank line at the start, to avoid a double at the end when closing the file.
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file->store_line("");
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// Write file locations.
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for (const String &E : locations) {
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file->store_line("#: " + E.trim_prefix("res://").replace("\n", "\\n"));
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}
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// Write context.
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if (!context.is_empty()) {
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file->store_line("msgctxt " + context.json_escape().quote());
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}
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// Write msgid.
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_write_msgid(file, msgid, false);
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// Write msgid_plural.
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if (!plural.is_empty()) {
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_write_msgid(file, plural, true);
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file->store_line("msgstr[0] \"\"");
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file->store_line("msgstr[1] \"\"");
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} else {
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file->store_line("msgstr \"\"");
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}
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}
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}
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}
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void POTGenerator::_write_msgid(Ref<FileAccess> r_file, const String &p_id, bool p_plural) {
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if (p_plural) {
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r_file->store_string("msgid_plural ");
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} else {
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r_file->store_string("msgid ");
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}
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if (p_id.is_empty()) {
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r_file->store_line("\"\"");
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return;
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}
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const Vector<String> lines = p_id.split("\n");
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const String &last_line = lines[lines.size() - 1]; // `lines` cannot be empty.
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int pot_line_count = lines.size();
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if (last_line.is_empty()) {
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pot_line_count--;
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}
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if (pot_line_count > 1) {
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r_file->store_line("\"\"");
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}
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for (int i = 0; i < lines.size() - 1; i++) {
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r_file->store_line((lines[i] + "\n").json_escape().quote());
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}
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if (!last_line.is_empty()) {
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r_file->store_line(last_line.json_escape().quote());
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}
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}
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void POTGenerator::_add_new_msgid(const String &p_msgid, const String &p_context, const String &p_plural, const String &p_location) {
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// Insert new location if msgid under same context exists already.
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if (all_translation_strings.has(p_msgid)) {
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Vector<MsgidData> &v_mdata = all_translation_strings[p_msgid];
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for (int i = 0; i < v_mdata.size(); i++) {
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if (v_mdata[i].ctx == p_context) {
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if (!v_mdata[i].plural.is_empty() && !p_plural.is_empty() && v_mdata[i].plural != p_plural) {
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WARN_PRINT("Redefinition of plural message (msgid_plural), under the same message (msgid) and context (msgctxt)");
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}
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v_mdata.write[i].locations.insert(p_location);
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return;
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}
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}
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}
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// Add a new entry of msgid, context, plural and location - context and plural might be empty if the inserted msgid doesn't associated
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// context or plurals.
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MsgidData mdata;
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mdata.ctx = p_context;
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mdata.plural = p_plural;
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mdata.locations.insert(p_location);
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all_translation_strings[p_msgid].push_back(mdata);
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}
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POTGenerator *POTGenerator::get_singleton() {
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if (!singleton) {
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singleton = memnew(POTGenerator);
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}
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return singleton;
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}
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POTGenerator::POTGenerator() {
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}
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POTGenerator::~POTGenerator() {
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memdelete(singleton);
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singleton = nullptr;
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}
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