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/************************************************************************
************************************************************************
FAUST compiler
Copyright (C) 2003-2018 GRAME, Centre National de Creation Musicale
---------------------------------------------------------------------
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
************************************************************************
************************************************************************/
#include <errno.h>
#include <time.h>
#include <cstdlib>
#include <fstream>
#include <iostream>
#include <set>
#include <string>
#include "compatibility.hh"
#include "doc_autodoc.hh"
#include "doc_lang.hh"
#include "doc_metadatas.hh"
#include "doc_notice.hh"
#include "enrobage.hh"
#include "exception.hh"
#include "global.hh"
#include "lateq.hh"
#include "files.hh"
static void importDocStrings(const string& filename);
static void getKey(const string& s, string& key, size_t& pt1);
static void getText(const string& s, size_t pt1, string& text);
static void storePair(const string& key, const string& text);
static void printStringMapContent(map<string, string>& map, const string& name);
static unique_ptr<ifstream> openArchFile(const string& filename);
/*****************************************************************************
Public functions
*****************************************************************************/
void loadTranslationFile(const string& lang)
{
initDocMath();
initDocNotice();
initDocAutodoc();
initDocMetadatas();
/** First ensure that the default file is loaded a least. */
importDocStrings(gGlobal->gDocTextsDefaultFile);
/** Then try and load the target file. */
if (!lang.empty()) {
importDocStrings("mathdoctexts-" + lang + ".txt");
}
}
/*****************************************************************************
Static functions
*****************************************************************************/
/**
* @brief Feed the content of doc texts maps from a file.
*
* This mecchanism allows to load different files for translation.
*
* "mathdoctexts" files must have been formatted as follows :
* - a line beginning by ':' immediately declares a keyword,
* - a line beginning by '"' contains text until the last '"',
* - text can directly follow a keyword, if separated by one or
* many separator characters (space or tab).
* - a direct line break between two double quoted strings
* will insert a '\n' line break in the resulting notice string.
*/
static void importDocStrings(const string& filename)
{
string s;
string key, text;
unique_ptr<ifstream> file = openArchFile(filename);
while (getline(*file, s)) {
size_t pt1; // Text pointer.
/* The first character determines whether will follow a key or a text. */
switch (s[0]) {
case ':':
text = "";
getKey(s, key, pt1);
if (pt1 == string::npos) continue;
break;
case '\"':
pt1 = 0;
break;
default:
continue;
}
getText(s, pt1, text);
storePair(key, text);
}
printStringMapContent(gGlobal->gDocNoticeStringMap, "gGlobal->gDocNoticeStringMap");
printStringMapContent(gGlobal->gDocAutodocStringMap, "gGlobal->gDocAutodocStringMap");
printStringMapContent(gGlobal->gDocMathStringMap, "gGlobal->gDocMathStringMap");
printStringMapContent(gGlobal->gDocMetadatasStringMap, "gGlobal->gDocMetadatasStringMap");
}
static void getKey(const string& s, string& key, size_t& pt1)
{
/* Initialisation. */
key = "";
string separators = " \t";
size_t pk1 = 1;
size_t pk2 = s.find_first_of(separators);
/* Immediate '\n' after keyword case. */
if (pk2 == string::npos) pk2 = s.size();
/* Capture and check the keyword. */
key = s.substr(pk1, pk2 - 1);
/* Prepare text capture. */
pt1 = s.find_first_of("\"", pk2);
}
static void getText(const string& s, size_t pt1, string& text)
{
/* Capture the text on the current line. */
size_t pt2 = s.find_last_not_of("\"");
if (pt2 != string::npos) {
if (text.size() > 0) text += "\n"; // Handle line breaks.
text += s.substr(pt1 + 1, pt2 - pt1);
}
}
static void storePair(const string& key, const string& text)
{
/* Store the current pair. */
if (!key.empty() && !text.empty()) {
if (gGlobal->gDocNoticeKeySet.find(key) != gGlobal->gDocNoticeKeySet.end()) {
gGlobal->gDocNoticeStringMap[key] = text;
} else if (gGlobal->gDocAutodocKeySet.find(key) != gGlobal->gDocAutodocKeySet.end()) {
gGlobal->gDocAutodocStringMap[key] = text;
} else if (gGlobal->gDocMathKeySet.find(key) != gGlobal->gDocMathKeySet.end()) {
gGlobal->gDocMathStringMap[key] = text;
} else if (gGlobal->gDocMetadatasKeySet.find(key) != gGlobal->gDocMetadatasKeySet.end()) {
gGlobal->gDocMetadatasStringMap[key] = text;
} else {
cerr << "Documentator : importDocStings : "
<< "warning : unknown key \"" << key << "\"" << endl;
}
// cerr << "gGlobal->gDocNoticeStringMap[\"" << key << "\"] = \"" << gGlobal->gDocNoticeStringMap[key] << "\""
// << endl;
}
}
/**
* Simple trace function.
*/
static void printStringMapContent(map<string, string>& m, const string& name)
{
bool trace = false;
if (trace) {
cout << name << ".size() = " << m.size() << endl;
map<string, string>::iterator it;
int i = 1;
for (it = m.begin(); it != m.end(); ++it) {
cout << i++ << ".\t" << name << "[" << it->first << "] \t= '" << it->second << "'" << endl;
}
}
}
//------------------------ file managment -------------------------
/**
* Open architecture file.
*/
static unique_ptr<ifstream> openArchFile(const string& filename)
{
getCurrentDir(); // Save the current directory.
unique_ptr<ifstream> file = openArchStream(filename.c_str());
if (!file) {
stringstream error;
error << "ERROR : can't open architecture file " << filename << endl;
throw faustexception(error.str());
}
choldDir(); // Return to current directory.
return file;
}
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