219 lines
5.8 KiB
C++
219 lines
5.8 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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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2016 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 "translation_loader_po.h"
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#include "os/file_access.h"
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#include "translation.h"
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RES TranslationLoaderPO::load_translation(FileAccess *f, Error *r_error, const String &p_path) {
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String l = f->get_line();
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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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int msg_line=0;
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if (r_error)
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*r_error=ERR_FILE_CORRUPT;
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Ref<Translation> translation = Ref<Translation>( memnew( Translation ));
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int line = 1;
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while(true) {
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String l = f->get_line();
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if (f->eof_reached()) {
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if ( status == STATUS_READING_STRING) {
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if (msg_id!="")
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translation->add_message(msg_id,msg_str);
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else if (config=="")
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config=msg_str;
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break;
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} else if ( status==STATUS_NONE)
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break;
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memdelete(f);
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ERR_EXPLAIN(p_path+":"+itos(line)+" Unexpected EOF while reading 'msgid' at file: ");
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ERR_FAIL_V(RES());
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}
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l=l.strip_edges();
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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_EXPLAIN(p_path+":"+itos(line)+" Unexpected 'msgid', was expecting 'msgstr' while parsing: ");
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ERR_FAIL_V(RES());
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}
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if (msg_id!="")
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translation->add_message(msg_id,msg_str);
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else if (config=="")
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config=msg_str;
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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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msg_line=line;
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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_EXPLAIN(p_path+":"+itos(line)+" Unexpected 'msgstr', was expecting 'msgid' while parsing: ");
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ERR_FAIL_V(RES());
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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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msg_line=line;
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}
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if (l=="" || l.begins_with("#")) {
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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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//not a string? failure!
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ERR_EXPLAIN(p_path+":"+itos(line)+" Invalid line '"+l+"' while parsing: ");
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ERR_FAIL_V(RES());
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}
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l=l.substr(1,l.length());
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//find final quote
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int end_pos=-1;
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for(int i=0;i<l.length();i++) {
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if (l[i]=='"' && (i==0 || l[i-1]!='\\')) {
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end_pos=i;
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break;
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}
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}
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if (end_pos==-1) {
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ERR_EXPLAIN(p_path+":"+itos(line)+" Expected '\"' at end of message while parsing file: ");
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ERR_FAIL_V(RES());
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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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line++;
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}
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f->close();
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memdelete(f);
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if (config=="") {
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ERR_EXPLAIN("No config found in file: "+p_path);
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ERR_FAIL_V(RES());
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}
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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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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") {
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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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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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FileAccess *f=FileAccess::open(p_path,FileAccess::READ);
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ERR_FAIL_COND_V(!f,RES());
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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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//p_extensions->push_back("mo"); //mo in the future...
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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.extension().to_lower()=="po")
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return "Translation";
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return "";
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}
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TranslationLoaderPO::TranslationLoaderPO()
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{
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}
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