#include "buffer_funcs.h"
#include "Encoding.h"
#include "InsetIterator.h"
+#include "Language.h"
#include "Paragraph.h"
+#include "TextClass.h"
#include "TocBackend.h"
#include "insets/Inset.h"
#include "insets/InsetInclude.h"
#include "support/convert.h"
+#include "support/debug.h"
#include "support/docstream.h"
#include "support/gettext.h"
#include "support/lassert.h"
#include "support/lstrings.h"
#include "support/textutils.h"
-#include "boost/regex.hpp"
+#include "support/regex.h"
#include <set>
// unicodesymbols has things in the form: \"{u},
// whereas we may see things like: \"u. So we'll
// look for that and change it, if necessary.
- static boost::regex const reg("^\\\\\\W\\w");
- if (boost::regex_search(to_utf8(val), reg)) {
+ static lyx::regex const reg("^\\\\\\W\\w");
+ if (lyx::regex_search(to_utf8(val), reg)) {
val.insert(3, from_ascii("}"));
val.insert(2, from_ascii("{"));
}
return bib_key_;
}
+ // FIXME Move this to a separate routine that can
+ // be called from elsewhere.
+ //
// OK, we've got some names. Let's format them.
// Try to split the author list on " and "
vector<docstring> const authors =
}
-docstring const & BibTeXInfo::getInfo(BibTeXInfo const * const xref) const
+namespace {
+ string parseOptions(string const & format, string & optkey,
+ string & ifpart, string & elsepart);
+
+ // Calls parseOptions to deal with an embedded option, such as:
+ // {%number%[[, no.~%number%]]}
+ // which must appear at the start of format. ifelsepart gets the
+ // whole of the option, and we return what's left after the option.
+ // we return format if there is an error.
+ string parseEmbeddedOption(string const & format, string & ifelsepart)
+ {
+ LASSERT(format[0] == '{' && format[1] == '%', return format);
+ string optkey;
+ string ifpart;
+ string elsepart;
+ string const rest = parseOptions(format, optkey, ifpart, elsepart);
+ if (format == rest) { // parse error
+ LYXERR0("ERROR! Couldn't parse `" << format <<"'.");
+ return format;
+ }
+ LASSERT(rest.size() <= format.size(), /* */);
+ ifelsepart = format.substr(0, format.size() - rest.size());
+ return rest;
+ }
+
+
+ // Gets a "clause" from a format string, where the clause is
+ // delimited by '[[' and ']]'. Returns what is left after the
+ // clause is removed, and returns format if there is an error.
+ string getClause(string const & format, string & clause)
+ {
+ string fmt = format;
+ // remove '[['
+ fmt = fmt.substr(2);
+ // we'll remove characters from the front of fmt as we
+ // deal with them
+ while (fmt.size()) {
+ if (fmt[0] == ']' && fmt.size() > 1 && fmt[1] == ']') {
+ // that's the end
+ fmt = fmt.substr(2);
+ break;
+ }
+ // check for an embedded option
+ if (fmt[0] == '{' && fmt.size() > 1 && fmt[1] == '%') {
+ string part;
+ string const rest = parseEmbeddedOption(fmt, part);
+ if (fmt == rest) {
+ LYXERR0("ERROR! Couldn't parse embedded option in `" << format <<"'.");
+ return format;
+ }
+ clause += part;
+ fmt = rest;
+ } else { // it's just a normal character
+ clause += fmt[0];
+ fmt = fmt.substr(1);
+ }
+ }
+ return fmt;
+ }
+
+
+ // parse an options string, which must appear at the start of the
+ // format parameter. puts the parsed bits in optkey, ifpart, and
+ // elsepart and returns what's left after the option is removed.
+ // if there's an error, it returns format itself.
+ string parseOptions(string const & format, string & optkey,
+ string & ifpart, string & elsepart)
+ {
+ LASSERT(format[0] == '{' && format[1] == '%', return format);
+ // strip '{%'
+ string fmt = format.substr(2);
+ size_t pos = fmt.find('%'); // end of key
+ if (pos == string::npos) {
+ LYXERR0("Error parsing `" << format <<"'. Can't find end of key.");
+ return format;
+ }
+ optkey = fmt.substr(0,pos);
+ fmt = fmt.substr(pos + 1);
+ // [[format]] should be next
+ if (fmt[0] != '[' || fmt[1] != '[') {
+ LYXERR0("Error parsing `" << format <<"'. Can't find '[[' after key.");
+ return format;
+ }
+
+ string curfmt = fmt;
+ fmt = getClause(curfmt, ifpart);
+ if (fmt == curfmt) {
+ LYXERR0("Error parsing `" << format <<"'. Couldn't get if clause.");
+ return format;
+ }
+
+ if (fmt[0] == '}') // we're done, no else clause
+ return fmt.substr(1);
+
+ // else part should follow
+ if (fmt[0] != '[' || fmt[1] != '[') {
+ LYXERR0("Error parsing `" << format <<"'. Can't find else clause.");
+ return format;
+ }
+
+ curfmt = fmt;
+ fmt = getClause(curfmt, elsepart);
+ // we should be done
+ if (fmt == curfmt || fmt[0] != '}') {
+ LYXERR0("Error parsing `" << format <<"'. Can't find end of option.");
+ return format;
+ }
+ return fmt.substr(1);
+}
+
+} // anon namespace
+
+
+docstring BibTeXInfo::expandFormat(string const & format,
+ BibTeXInfo const * const xref, int & counter, Buffer const & buf,
+ bool richtext) const
+{
+ // incorrect use of macros could put us in an infinite loop
+ static int max_passes = 5000;
+ docstring ret; // return value
+ string key;
+ bool scanning_key = false;
+ bool scanning_rich = false;
+
+ string fmt = format;
+ // we'll remove characters from the front of fmt as we
+ // deal with them
+ while (fmt.size()) {
+ if (counter++ > max_passes) {
+ LYXERR0("Recursion limit reached while parsing `"
+ << format << "'.");
+ return _("ERROR!");
+ }
+
+ char_type thischar = fmt[0];
+ if (thischar == '%') {
+ // beginning or end of key
+ if (scanning_key) {
+ // end of key
+ scanning_key = false;
+ // so we replace the key with its value, which may be empty
+ if (key[0] == '!') {
+ // macro
+ string const val =
+ buf.params().documentClass().getCiteMacro(key);
+ fmt = val + fmt.substr(1);
+ continue;
+ } else if (key[0] == '_') {
+ // a translatable bit
+ string const val =
+ buf.params().documentClass().getCiteMacro(key);
+ docstring const trans =
+ translateIfPossible(from_utf8(val), buf.params().language->code());
+ ret += trans;
+ } else {
+ docstring const val = getValueForKey(key, xref);
+ ret += val;
+ }
+ } else {
+ // beginning of key
+ key.clear();
+ scanning_key = true;
+ }
+ }
+ else if (thischar == '{') {
+ // beginning of option?
+ if (scanning_key) {
+ LYXERR0("ERROR: Found `{' when scanning key in `" << format << "'.");
+ return _("ERROR!");
+ }
+ if (fmt.size() > 1) {
+ if (fmt[1] == '%') {
+ // it is the beginning of an optional format
+ string optkey;
+ string ifpart;
+ string elsepart;
+ string const newfmt =
+ parseOptions(fmt, optkey, ifpart, elsepart);
+ if (newfmt == fmt) // parse error
+ return _("ERROR!");
+ fmt = newfmt;
+ docstring const val = getValueForKey(optkey, xref);
+ if (!val.empty())
+ ret += expandFormat(ifpart, xref, counter, buf, richtext);
+ else if (!elsepart.empty())
+ ret += expandFormat(elsepart, xref, counter, buf, richtext);
+ // fmt will have been shortened for us already
+ continue;
+ }
+ if (fmt[1] == '!') {
+ // beginning of rich text
+ scanning_rich = true;
+ fmt = fmt.substr(2);
+ continue;
+ }
+ }
+ // we are here if '{' was not followed by % or !.
+ // So it's just a character.
+ ret += thischar;
+ }
+ else if (scanning_rich && thischar == '!'
+ && fmt.size() > 1 && fmt[1] == '}') {
+ // end of rich text
+ scanning_rich = false;
+ fmt = fmt.substr(2);
+ continue;
+ }
+ else if (scanning_key)
+ key += char(thischar);
+ else if (richtext) {
+ if (scanning_rich)
+ ret += thischar;
+ else {
+ // we need to escape '<' and '>'
+ if (thischar == '<')
+ ret += "<";
+ else if (thischar == '>')
+ ret += ">";
+ else
+ ret += thischar;
+ }
+ } else if (!scanning_rich /* && !richtext */)
+ ret += thischar;
+ // else the character is discarded, which will happen only if
+ // richtext == false and we are scanning rich text
+ fmt = fmt.substr(1);
+ } // for loop
+ if (scanning_key) {
+ LYXERR0("Never found end of key in `" << format << "'!");
+ return _("ERROR!");
+ }
+ if (scanning_rich) {
+ LYXERR0("Never found end of rich text in `" << format << "'!");
+ return _("ERROR!");
+ }
+ return ret;
+}
+
+
+docstring const & BibTeXInfo::getInfo(BibTeXInfo const * const xref,
+ Buffer const & buf, bool richtext) const
{
if (!info_.empty())
return info_;
info_ = it->second;
return info_;
}
-
- // FIXME
- // This could be made a lot better using the entry_type_
- // field to customize the output based upon entry type.
-
- // Search for all possible "required" fields
- docstring author = getValueForKey("author", xref);
- if (author.empty())
- author = getValueForKey("editor", xref);
-
- docstring year = getValueForKey("year", xref);
- docstring title = getValueForKey("title", xref);
- docstring docLoc = getValueForKey("pages", xref);
- if (docLoc.empty()) {
- docLoc = getValueForKey("chapter", xref);
- if (!docLoc.empty())
- docLoc = _("Ch. ") + docLoc;
- } else {
- docLoc = _("pp. ") + docLoc;
- }
- docstring media = getValueForKey("journal", xref);
- if (media.empty()) {
- media = getValueForKey("publisher", xref);
- if (media.empty()) {
- media = getValueForKey("school", xref);
- if (media.empty())
- media = getValueForKey("institution");
- }
- }
- docstring volume = getValueForKey("volume", xref);
-
- 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()) {
- info_ = convertLaTeXCommands(result_str);
- return info_;
- }
+ DocumentClass const & dc = buf.params().documentClass();
+ string const & format = dc.getCiteFormat(to_utf8(entry_type_));
+ int counter = 0;
+ info_ = expandFormat(format, xref, counter, buf, richtext);
- // This should never happen (or at least be very unusual!)
- static docstring e = docstring();
- return e;
+ if (!info_.empty())
+ info_ = convertLaTeXCommands(info_);
+ return info_;
}
}
-docstring const BiblioInfo::getInfo(docstring const & key) const
+docstring const BiblioInfo::getInfo(docstring const & key,
+ Buffer const & buf, bool richtext) const
{
BiblioInfo::const_iterator it = find(key);
if (it == end())
if (xrefit != end())
xrefptr = &(xrefit->second);
}
- return data.getInfo(xrefptr);
+ return data.getInfo(xrefptr, buf, richtext);
}