lyx_mirror/src/BiblioInfo.cpp

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/**
* \file BiblioInfo.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Angus Leeming
* \author Herbert Voß
* \author Richard Heck
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "BiblioInfo.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "buffer_funcs.h"
#include "InsetIterator.h"
#include "Paragraph.h"
#include "insets/Inset.h"
#include "insets/InsetBibitem.h"
#include "insets/InsetBibtex.h"
#include "insets/InsetInclude.h"
#include "support/lassert.h"
#include "support/docstream.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "boost/regex.hpp"
using namespace std;
using namespace lyx::support;
namespace lyx {
//////////////////////////////////////////////////////////////////////
//
// BibTeXInfo
//
//////////////////////////////////////////////////////////////////////
BibTeXInfo::BibTeXInfo(docstring const & key, docstring const & type)
: is_bibtex_(true), bib_key_(key), entry_type_(type)
{}
bool BibTeXInfo::hasField(docstring const & field) const
{
return count(field) == 1;
}
docstring const & BibTeXInfo::getValueForField(docstring const & field) const
{
BibTeXInfo::const_iterator it = find(field);
if (it != end())
return it->second;
static docstring const empty_value = docstring();
return empty_value;
}
docstring const & BibTeXInfo::getValueForField(string const & field) const
{
return getValueForField(from_ascii(field));
}
docstring familyName(docstring const & name)
{
if (name.empty())
return docstring();
// Very simple parser
docstring fname = name;
// possible authorname combinations are:
// "Surname, FirstName"
// "Surname, F."
// "FirstName Surname"
// "F. Surname"
docstring::size_type idx = fname.find(',');
if (idx != docstring::npos)
return ltrim(fname.substr(0, idx));
idx = fname.rfind('.');
if (idx != docstring::npos && idx + 1 < fname.size())
fname = ltrim(fname.substr(idx + 1));
// test if we have a LaTeX Space in front
if (fname[0] == '\\')
return fname.substr(2);
return rtrim(fname);
}
docstring const BibTeXInfo::getAbbreviatedAuthor() const
{
if (!is_bibtex_)
return docstring();
docstring author = getValueForField("author");
if (author.empty()) {
author = getValueForField("editor");
if (author.empty())
return bib_key_;
}
// OK, we've got some names. Let's format them.
// Try to split the author list on " and "
vector<docstring> const authors =
getVectorFromString(author, from_ascii(" and "));
if (authors.size() == 2)
return bformat(_("%1$s and %2$s"),
familyName(authors[0]), familyName(authors[1]));
if (authors.size() > 2)
return bformat(_("%1$s et al."), familyName(authors[0]));
return familyName(authors[0]);
}
docstring const BibTeXInfo::getYear() const
{
if (!is_bibtex_)
return docstring();
docstring year = getValueForField("year");
if (year.empty())
year = _("No year");
return year;
}
docstring const BibTeXInfo::getInfo() const
{
if (!is_bibtex_) {
BibTeXInfo::const_iterator it = find(from_ascii("ref"));
return it->second;
}
// FIXME
// This could be made a lot better using the entryType
// field to customize the output based upon entry type.
// Search for all possible "required" fields
docstring author = getValueForField("author");
if (author.empty())
author = getValueForField("editor");
docstring year = getValueForField("year");
docstring title = getValueForField("title");
docstring docLoc = getValueForField("pages");
if (docLoc.empty()) {
docLoc = getValueForField("chapter");
if (!docLoc.empty())
docLoc = from_ascii("Ch. ") + docLoc;
} else {
docLoc = from_ascii("pp. ") + docLoc;
}
docstring media = getValueForField("journal");
if (media.empty()) {
media = getValueForField("publisher");
if (media.empty()) {
media = getValueForField("school");
if (media.empty())
media = getValueForField("institution");
}
}
docstring volume = getValueForField("volume");
odocstringstream result;
if (!author.empty())
result << author << ", ";
if (!title.empty())
result << title;
if (!media.empty())
result << ", " << media;
if (!year.empty())
result << ", " << year;
if (!docLoc.empty())
result << ", " << docLoc;
docstring const result_str = rtrim(result.str());
if (!result_str.empty())
return result_str;
// This should never happen (or at least be very unusual!)
return docstring();
}
//////////////////////////////////////////////////////////////////////
//
// BiblioInfo
//
//////////////////////////////////////////////////////////////////////
namespace {
// A functor for use with sort, leading to case insensitive sorting
class compareNoCase: public binary_function<docstring, docstring, bool>
{
public:
bool operator()(docstring const & s1, docstring const & s2) const {
return compare_no_case(s1, s2) < 0;
}
};
} // namespace anon
vector<docstring> const BiblioInfo::getKeys() const
{
vector<docstring> bibkeys;
BiblioInfo::const_iterator it = begin();
for (; it != end(); ++it)
bibkeys.push_back(it->first);
sort(bibkeys.begin(), bibkeys.end(), compareNoCase());
return bibkeys;
}
vector<docstring> const BiblioInfo::getFields() const
{
vector<docstring> bibfields;
set<docstring>::const_iterator it = field_names_.begin();
set<docstring>::const_iterator end = field_names_.end();
for (; it != end; ++it)
bibfields.push_back(*it);
sort(bibfields.begin(), bibfields.end());
return bibfields;
}
vector<docstring> const BiblioInfo::getEntries() const
{
vector<docstring> bibentries;
set<docstring>::const_iterator it = entry_types_.begin();
set<docstring>::const_iterator end = entry_types_.end();
for (; it != end; ++it)
bibentries.push_back(*it);
sort(bibentries.begin(), bibentries.end());
return bibentries;
}
docstring const BiblioInfo::getAbbreviatedAuthor(docstring const & key) const
{
BiblioInfo::const_iterator it = find(key);
if (it == end())
return docstring();
BibTeXInfo const & data = it->second;
return data.getAbbreviatedAuthor();
}
docstring const BiblioInfo::getYear(docstring const & key) const
{
BiblioInfo::const_iterator it = find(key);
if (it == end())
return docstring();
BibTeXInfo const & data = it->second;
return data.getYear();
}
docstring const BiblioInfo::getInfo(docstring const & key) const
{
BiblioInfo::const_iterator it = find(key);
if (it == end())
return docstring();
BibTeXInfo const & data = it->second;
return data.getInfo();
}
vector<docstring> const BiblioInfo::getCiteStrings(
docstring const & key, Buffer const & buf) const
{
CiteEngine const engine = buf.params().citeEngine();
if (engine == ENGINE_BASIC || engine == ENGINE_NATBIB_NUMERICAL)
return getNumericalStrings(key, buf);
else
return getAuthorYearStrings(key, buf);
}
vector<docstring> const BiblioInfo::getNumericalStrings(
docstring const & key, Buffer const & buf) const
{
if (empty())
return vector<docstring>();
docstring const author = getAbbreviatedAuthor(key);
docstring const year = getYear(key);
if (author.empty() || year.empty())
return vector<docstring>();
vector<CiteStyle> const & styles = citeStyles(buf.params().citeEngine());
vector<docstring> vec(styles.size());
for (size_t i = 0; i != vec.size(); ++i) {
docstring str;
switch (styles[i]) {
case CITE:
case CITEP:
str = from_ascii("[#ID]");
break;
case NOCITE:
str = _("Add to bibliography only.");
break;
case CITET:
str = author + " [#ID]";
break;
case CITEALT:
str = author + " #ID";
break;
case CITEALP:
str = from_ascii("#ID");
break;
case CITEAUTHOR:
str = author;
break;
case CITEYEAR:
str = year;
break;
case CITEYEARPAR:
str = '(' + year + ')';
break;
}
vec[i] = str;
}
return vec;
}
vector<docstring> const BiblioInfo::getAuthorYearStrings(
docstring const & key, Buffer const & buf) const
{
if (empty())
return vector<docstring>();
docstring const author = getAbbreviatedAuthor(key);
docstring const year = getYear(key);
if (author.empty() || year.empty())
return vector<docstring>();
vector<CiteStyle> const & styles = citeStyles(buf.params().citeEngine());
vector<docstring> vec(styles.size());
for (size_t i = 0; i != vec.size(); ++i) {
docstring str;
switch (styles[i]) {
case CITE:
// jurabib only: Author/Annotator
// (i.e. the "before" field, 2nd opt arg)
str = author + "/<" + _("before") + '>';
break;
case NOCITE:
str = _("Add to bibliography only.");
break;
case CITET:
str = author + " (" + year + ')';
break;
case CITEP:
str = '(' + author + ", " + year + ')';
break;
case CITEALT:
str = author + ' ' + year ;
break;
case CITEALP:
str = author + ", " + year ;
break;
case CITEAUTHOR:
str = author;
break;
case CITEYEAR:
str = year;
break;
case CITEYEARPAR:
str = '(' + year + ')';
break;
}
vec[i] = str;
}
return vec;
}
void BiblioInfo::mergeBiblioInfo(BiblioInfo const & info)
{
bimap_.insert(info.begin(), info.end());
}
//////////////////////////////////////////////////////////////////////
//
// CitationStyle
//
//////////////////////////////////////////////////////////////////////
namespace {
char const * const citeCommands[] = {
"cite", "citet", "citep", "citealt", "citealp",
"citeauthor", "citeyear", "citeyearpar", "nocite" };
unsigned int const nCiteCommands =
sizeof(citeCommands) / sizeof(char *);
CiteStyle const citeStylesArray[] = {
CITE, CITET, CITEP, CITEALT, CITEALP,
CITEAUTHOR, CITEYEAR, CITEYEARPAR, NOCITE };
unsigned int const nCiteStyles =
sizeof(citeStylesArray) / sizeof(CiteStyle);
CiteStyle const citeStylesFull[] = {
CITET, CITEP, CITEALT, CITEALP, CITEAUTHOR };
unsigned int const nCiteStylesFull =
sizeof(citeStylesFull) / sizeof(CiteStyle);
CiteStyle const citeStylesUCase[] = {
CITET, CITEP, CITEALT, CITEALP, CITEAUTHOR };
unsigned int const nCiteStylesUCase =
sizeof(citeStylesUCase) / sizeof(CiteStyle);
} // namespace anon
CitationStyle citationStyleFromString(string const & command)
{
CitationStyle s;
if (command.empty())
return s;
string cmd = command;
if (cmd[0] == 'C') {
s.forceUpperCase = true;
cmd[0] = 'c';
}
size_t const n = cmd.size() - 1;
if (cmd != "cite" && cmd[n] == '*') {
s.full = true;
cmd = cmd.substr(0, n);
}
char const * const * const last = citeCommands + nCiteCommands;
char const * const * const ptr = find(citeCommands, last, cmd);
if (ptr != last) {
size_t idx = ptr - citeCommands;
s.style = citeStylesArray[idx];
}
return s;
}
string citationStyleToString(const CitationStyle & s)
{
string cite = citeCommands[s.style];
if (s.full) {
CiteStyle const * last = citeStylesFull + nCiteStylesFull;
if (find(citeStylesFull, last, s.style) != last)
cite += '*';
}
if (s.forceUpperCase) {
CiteStyle const * last = citeStylesUCase + nCiteStylesUCase;
if (find(citeStylesUCase, last, s.style) != last)
cite[0] = 'C';
}
return cite;
}
vector<CiteStyle> citeStyles(CiteEngine engine)
{
unsigned int nStyles = 0;
unsigned int start = 0;
switch (engine) {
case ENGINE_BASIC:
nStyles = 2;
start = 0;
break;
case ENGINE_NATBIB_AUTHORYEAR:
case ENGINE_NATBIB_NUMERICAL:
nStyles = nCiteStyles - 1;
start = 1;
break;
case ENGINE_JURABIB:
nStyles = nCiteStyles;
start = 0;
break;
}
vector<CiteStyle> styles(nStyles);
size_t i = 0;
int j = start;
for (; i != styles.size(); ++i, ++j)
styles[i] = citeStylesArray[j];
return styles;
}
} // namespace lyx