mirror of
https://git.lyx.org/repos/lyx.git
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b36207b449
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8180 a592a061-630c-0410-9148-cb99ea01b6c8
301 lines
7.0 KiB
C
301 lines
7.0 KiB
C
/**
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* \file insetbibtex.C
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Alejandro Aguilar Sierra
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "insetbibtex.h"
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#include "buffer.h"
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#include "bufferparams.h"
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#include "dispatchresult.h"
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#include "debug.h"
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#include "funcrequest.h"
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#include "gettext.h"
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#include "metricsinfo.h"
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#include "outputparams.h"
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#include "support/filetools.h"
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#include "support/lstrings.h"
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#include "support/os.h"
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#include "support/path.h"
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#include <fstream>
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using lyx::support::ascii_lowercase;
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using lyx::support::ChangeExtension;
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using lyx::support::contains;
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using lyx::support::findtexfile;
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using lyx::support::IsFileReadable;
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using lyx::support::ltrim;
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using lyx::support::MakeAbsPath;
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using lyx::support::Path;
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using lyx::support::prefixIs;
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using lyx::support::rtrim;
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using lyx::support::split;
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using lyx::support::subst;
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using lyx::support::tokenPos;
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using lyx::support::trim;
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namespace os = lyx::support::os;
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using std::endl;
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using std::getline;
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using std::string;
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using std::ifstream;
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using std::ostream;
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using std::pair;
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using std::vector;
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InsetBibtex::InsetBibtex(InsetCommandParams const & p)
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: InsetCommand(p)
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{}
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InsetBibtex::~InsetBibtex()
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{
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InsetCommandMailer("bibtex", *this).hideDialog();
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}
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std::auto_ptr<InsetBase> InsetBibtex::clone() const
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{
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return std::auto_ptr<InsetBase>(new InsetBibtex(*this));
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}
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void InsetBibtex::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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InsetCommand::metrics(mi, dim);
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int center_indent = (mi.base.textwidth - dim.wid) / 2;
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Box b(center_indent, center_indent + dim.wid, -dim.asc, dim.des);
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button().setBox(b);
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dim.wid = mi.base.textwidth;
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dim_ = dim;
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}
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void InsetBibtex::draw(PainterInfo & pi, int x, int y) const
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{
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InsetCommand::draw(pi, x + button().box().x1, y);
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}
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DispatchResult
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InsetBibtex::priv_dispatch(FuncRequest const & cmd,
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idx_type & idx, pos_type & pos)
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{
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DispatchResult result(false);
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switch (cmd.action) {
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case LFUN_INSET_DIALOG_SHOW:
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InsetCommandMailer("bibtex", *this).showDialog(cmd.view());
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result.dispatched(true);
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break;
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case LFUN_MOUSE_RELEASE:
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if (button().box().contains(cmd.x, cmd.y))
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InsetCommandMailer("bibtex", *this).showDialog(cmd.view());
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result.dispatched(true);
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break;
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case LFUN_INSET_MODIFY: {
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InsetCommandParams p;
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InsetCommandMailer::string2params(cmd.argument, p);
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if (!p.getCmdName().empty())
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setParams(p);
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result.dispatched(true);
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result.update(true);
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}
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break;
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default:
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result = InsetCommand::priv_dispatch(cmd, idx, pos);
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break;
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}
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return result;
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}
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string const InsetBibtex::getScreenLabel(Buffer const &) const
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{
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return _("BibTeX Generated References");
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}
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int InsetBibtex::latex(Buffer const & buffer, ostream & os,
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OutputParams const & runparams) const
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{
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// changing the sequence of the commands
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// 1. \bibliographystyle{style}
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// 2. \addcontentsline{...} - if option bibtotoc set
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// 3. \bibliography{database}
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string adb;
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string db_in = getContents();
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db_in = split(db_in, adb, ',');
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// Style-Options
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string style = getOptions(); // maybe empty! and with bibtotoc
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string bibtotoc;
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if (prefixIs(style, "bibtotoc")) {
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bibtotoc = "bibtotoc";
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if (contains(style, ',')) {
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style = split(style, bibtotoc, ',');
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}
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}
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if (!runparams.nice
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&& IsFileReadable(MakeAbsPath(style, buffer.filePath()) + ".bst")) {
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style = MakeAbsPath(style, buffer.filePath());
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}
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if (!style.empty()) { // we want no \biblio...{}
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os << "\\bibliographystyle{" << style << "}\n";
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}
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// bibtotoc-Option
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if (!bibtotoc.empty()) {
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// maybe a problem when a textclass has no "art" as
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// part of its name, because it's than book.
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// For the "official" lyx-layouts it's no problem to support
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// all well
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if (!contains(buffer.params().getLyXTextClass().name(),
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"art")) {
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if (buffer.params().sides == LyXTextClass::OneSide) {
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// oneside
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os << "\\clearpage";
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} else {
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// twoside
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os << "\\cleardoublepage";
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}
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// bookclass
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os << "\\addcontentsline{toc}{chapter}{\\bibname}";
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} else {
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// article class
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os << "\\addcontentsline{toc}{section}{\\refname}";
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}
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}
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// database
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// If we generate in a temp dir, we might need to give an
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// absolute path there. This is a bit complicated since we can
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// have a comma-separated list of bibliographies
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string db_out;
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while (!adb.empty()) {
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if (!runparams.nice &&
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IsFileReadable(MakeAbsPath(adb, buffer.filePath())+".bib"))
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adb = os::external_path(MakeAbsPath(adb, buffer.filePath()));
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db_out += adb;
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db_out += ',';
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db_in = split(db_in, adb,',');
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}
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db_out = rtrim(db_out, ",");
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os << "\\bibliography{" << db_out << "}\n";
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return 2;
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}
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vector<string> const InsetBibtex::getFiles(Buffer const & buffer) const
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{
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Path p(buffer.filePath());
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vector<string> vec;
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string tmp;
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string bibfiles = getContents();
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bibfiles = split(bibfiles, tmp, ',');
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while (!tmp.empty()) {
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string file = findtexfile(ChangeExtension(tmp, "bib"), "bib");
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lyxerr[Debug::LATEX] << "Bibfile: " << file << endl;
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// If we didn't find a matching file name just fail silently
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if (!file.empty())
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vec.push_back(file);
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// Get next file name
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bibfiles = split(bibfiles, tmp, ',');
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}
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return vec;
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}
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// This method returns a comma separated list of Bibtex entries
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void InsetBibtex::fillWithBibKeys(Buffer const & buffer,
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std::vector<std::pair<string, string> > & keys) const
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{
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vector<string> const files = getFiles(buffer);
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for (vector<string>::const_iterator it = files.begin();
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it != files.end(); ++ it) {
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// This is a _very_ simple parser for Bibtex database
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// files. All it does is to look for lines starting
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// in @ and not being @preamble and @string entries.
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// It does NOT do any syntax checking!
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ifstream ifs(it->c_str());
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string linebuf0;
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while (getline(ifs, linebuf0)) {
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string linebuf = trim(linebuf0);
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if (linebuf.empty()) continue;
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if (prefixIs(linebuf, "@")) {
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linebuf = subst(linebuf, '{', '(');
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string tmp;
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linebuf = split(linebuf, tmp, '(');
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tmp = ascii_lowercase(tmp);
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if (!prefixIs(tmp, "@string")
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&& !prefixIs(tmp, "@preamble")) {
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linebuf = split(linebuf, tmp, ',');
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tmp = ltrim(tmp, " \t");
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if (!tmp.empty()) {
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keys.push_back(pair<string,string>(tmp,string()));
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}
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}
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} else if (!keys.empty()) {
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keys.back().second += linebuf + "\n";
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}
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}
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}
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}
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bool InsetBibtex::addDatabase(string const & db)
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{
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string contents(getContents());
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if (!contains(contents, db)) {
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if (!contents.empty())
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contents += ',';
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setContents(contents + db);
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return true;
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}
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return false;
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}
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bool InsetBibtex::delDatabase(string const & db)
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{
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if (contains(getContents(), db)) {
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string bd = db;
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int const n = tokenPos(getContents(), ',', bd);
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if (n > 0) {
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// Weird code, would someone care to explain this?(Lgb)
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string tmp(", ");
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tmp += bd;
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setContents(subst(getContents(), tmp, ", "));
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} else if (n == 0)
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setContents(split(getContents(), bd, ','));
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else
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return false;
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}
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return true;
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}
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