lyx_mirror/src/frontends/controllers/tex_helpers.C
Angus Leeming cd16abc0fd Flying high and free...
The user_lyxdir is also now a function.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7399 a592a061-630c-0410-9148-cb99ea01b6c8
2003-07-27 22:13:29 +00:00

126 lines
2.8 KiB
C

/**
* \file tex_helpers.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Herbert Voss
*
* Full author contact details are available in file CREDITS
*/
#include <config.h>
#include "tex_helpers.h"
#include "debug.h"
#include "gettext.h"
#include "support/filetools.h"
#include "support/lstrings.h"
#include "support/systemcall.h"
#include "support/path.h"
#include "support/lyxalgo.h"
#include "support/path_defines.h"
#include <boost/cregex.hpp>
#include <vector>
#include <fstream>
#include <algorithm>
using namespace lyx::support;
using std::vector;
using std::endl;
using std::sort;
using std::unique;
// build filelists of all availabe bst/cls/sty-files. done through
// kpsewhich and an external script, saved in *Files.lst
void rescanTexStyles()
{
// Run rescan in user lyx directory
Path p(user_lyxdir());
Systemcall one;
one.startscript(Systemcall::Wait,
LibFileSearch("scripts", "TeXFiles.sh"));
}
void texhash()
{
// Run texhash in user lyx directory
Path p(user_lyxdir());
//path to texhash through system
Systemcall one;
one.startscript(Systemcall::Wait,"texhash");
}
void getTexFileList(string const & filename, std::vector<string> & list)
{
list.clear();
string const file = LibFileSearch("", filename);
if (file.empty())
return;
list = getVectorFromString(GetFileContents(file), "\n");
// Normalise paths like /foo//bar ==> /foo/bar
boost::RegEx regex("/{2,}");
std::vector<string>::iterator it = list.begin();
std::vector<string>::iterator end = list.end();
for (; it != end; ++it) {
*it = STRCONV(regex.Merge(STRCONV((*it)), "/"));
}
lyx::eliminate_duplicates(list);
}
string const getListOfOptions(string const & classname, string const & type)
{
string const filename = getTexFileFromList(classname,type);
string optionList = string();
std::ifstream is(filename.c_str());
while (is) {
string s;
is >> s;
if (contains(s,"DeclareOption")) {
s = s.substr(s.find("DeclareOption"));
s = split(s,'{'); // cut front
s = token(s,'}',0); // cut end
optionList += (s + '\n');
}
}
return optionList;
}
string const getTexFileFromList(string const & file,
string const & type)
{
string const file_ = (type == "cls") ? file + ".cls" : file + ".sty";
lyxerr << "Search for classfile " << file_ << endl;
string const lstfile =
((type == "cls") ? "clsFiles.lst" : "styFiles.lst");
string const allClasses = GetFileContents(LibFileSearch(string(),
lstfile));
int entries = 0;
string classfile = token(allClasses, '\n', entries);
int count = 0;
while ((!contains(classfile, file) ||
(OnlyFilename(classfile) != file)) &&
(++count < 1000)) {
classfile = token(allClasses, '\n', ++entries);
}
// now we have filename with full path
lyxerr << "with full path: " << classfile << endl;
return classfile;
}