mirror of
https://github.com/Relintai/pandemonium_engine.git
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219 lines
6.5 KiB
C++
219 lines
6.5 KiB
C++
/*************************************************************************/
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/* translation_loader_po.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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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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 "translation_loader_po.h"
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#include "core/os/file_access.h"
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#include "core/translation.h"
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RES TranslationLoaderPO::load_translation(FileAccess *f, Error *r_error) {
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enum Status {
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STATUS_NONE,
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STATUS_READING_ID,
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STATUS_READING_STRING,
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};
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Status status = STATUS_NONE;
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String msg_id;
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String msg_str;
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String config;
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if (r_error) {
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*r_error = ERR_FILE_CORRUPT;
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}
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Ref<Translation> translation = Ref<Translation>(memnew(Translation));
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int line = 1;
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bool skip_this = false;
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bool skip_next = false;
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bool is_eof = false;
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const String path = f->get_path();
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while (!is_eof) {
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String l = f->get_line().strip_edges();
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is_eof = f->eof_reached();
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// If we reached last line and it's not a content line, break, otherwise let processing that last loop
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if (is_eof && l.empty()) {
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if (status == STATUS_READING_ID) {
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memdelete(f);
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ERR_FAIL_V_MSG(RES(), "Unexpected EOF while reading 'msgid' at: " + path + ":" + itos(line));
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} else {
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break;
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}
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}
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if (l.begins_with("msgid")) {
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if (status == STATUS_READING_ID) {
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memdelete(f);
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ERR_FAIL_V_MSG(RES(), "Unexpected 'msgid', was expecting 'msgstr' while parsing: " + path + ":" + itos(line));
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}
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if (msg_id != "") {
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if (!skip_this) {
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translation->add_message(msg_id, msg_str);
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}
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} else if (config == "") {
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config = msg_str;
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}
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l = l.substr(5, l.length()).strip_edges();
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status = STATUS_READING_ID;
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msg_id = "";
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msg_str = "";
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skip_this = skip_next;
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skip_next = false;
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}
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if (l.begins_with("msgstr")) {
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if (status != STATUS_READING_ID) {
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memdelete(f);
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ERR_FAIL_V_MSG(RES(), "Unexpected 'msgstr', was expecting 'msgid' while parsing: " + path + ":" + itos(line));
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}
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l = l.substr(6, l.length()).strip_edges();
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status = STATUS_READING_STRING;
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}
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if (l == "" || l.begins_with("#")) {
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if (l.find("fuzzy") != -1) {
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skip_next = true;
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}
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line++;
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continue; //nothing to read or comment
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}
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if (!l.begins_with("\"") || status == STATUS_NONE) {
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memdelete(f);
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ERR_FAIL_V_MSG(RES(), "Invalid line '" + l + "' while parsing: " + path + ":" + itos(line));
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}
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l = l.substr(1, l.length());
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// Find final quote, ignoring escaped ones (\").
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// The escape_next logic is necessary to properly parse things like \\"
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// where the blackslash is the one being escaped, not the quote.
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int end_pos = -1;
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bool escape_next = false;
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for (int i = 0; i < l.length(); i++) {
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if (l[i] == '\\' && !escape_next) {
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escape_next = true;
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continue;
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}
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if (l[i] == '"' && !escape_next) {
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end_pos = i;
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break;
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}
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escape_next = false;
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}
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if (end_pos == -1) {
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memdelete(f);
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ERR_FAIL_V_MSG(RES(), "Expected '\"' at end of message while parsing: " + path + ":" + itos(line));
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}
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l = l.substr(0, end_pos);
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l = l.c_unescape();
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if (status == STATUS_READING_ID) {
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msg_id += l;
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} else {
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msg_str += l;
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}
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line++;
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}
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memdelete(f);
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if (status == STATUS_READING_STRING) {
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if (msg_id != "") {
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if (!skip_this) {
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translation->add_message(msg_id, msg_str);
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}
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} else if (config == "") {
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config = msg_str;
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}
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}
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ERR_FAIL_COND_V_MSG(config == "", RES(), "No config found in file: " + path + ".");
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Vector<String> configs = config.split("\n");
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for (int i = 0; i < configs.size(); i++) {
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String c = configs[i].strip_edges();
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int p = c.find(":");
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if (p == -1) {
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continue;
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}
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String prop = c.substr(0, p).strip_edges();
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String value = c.substr(p + 1, c.length()).strip_edges();
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if (prop == "X-Language" || prop == "Language") {
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translation->set_locale(value);
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}
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}
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if (r_error) {
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*r_error = OK;
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}
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return translation;
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}
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RES TranslationLoaderPO::load(const String &p_path, const String &p_original_path, Error *r_error) {
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if (r_error) {
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*r_error = ERR_CANT_OPEN;
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}
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FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
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ERR_FAIL_COND_V_MSG(!f, RES(), "Cannot open file '" + p_path + "'.");
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return load_translation(f, r_error);
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}
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void TranslationLoaderPO::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("po");
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}
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bool TranslationLoaderPO::handles_type(const String &p_type) const {
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return (p_type == "Translation");
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}
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String TranslationLoaderPO::get_resource_type(const String &p_path) const {
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if (p_path.get_extension().to_lower() == "po") {
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return "Translation";
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}
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return "";
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}
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TranslationLoaderPO::TranslationLoaderPO() {
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}
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