#include "support/filetools.h"
#include <boost/bind.hpp>
+#include <boost/regex.hpp>
+#include <boost/filesystem/operations.hpp>
+#include <fstream>
-using lyx::textclass_type;
-using lyx::support::LibFileSearch;
-using lyx::support::MakeDisplayPath;
+namespace lyx {
+namespace fs = boost::filesystem;
-using boost::bind;
+using support::FileName;
+using support::libFileSearch;
+using support::makeDisplayPath;
-#ifndef CXX_GLOBAL_CSTD
-using std::exit;
-#endif
+using boost::bind;
+using boost::regex;
+using boost::smatch;
using std::endl;
using std::equal_to;
using std::sort;
using std::string;
using std::pair;
+using std::ifstream;
// Gets textclass number from name
pair<bool, textclass_type> const
-LyXTextClassList::NumberOfClass(string const & textclass) const
+LyXTextClassList::numberOfClass(string const & textclass) const
{
ClassList::const_iterator cit =
find_if(classlist_.begin(), classlist_.end(),
// Reads LyX textclass definitions according to textclass config file
-bool LyXTextClassList::Read()
+bool LyXTextClassList::read()
{
LyXLex lex(0, 0);
- string real_file = LibFileSearch("", "textclass.lst");
+ support::FileName const real_file = libFileSearch("", "textclass.lst");
lyxerr[Debug::TCLASS] << "Reading textclasses from `"
<< real_file << '\'' << endl;
if (real_file.empty()) {
lyxerr << "LyXTextClassList::Read: unable to find "
- "textclass file `" << MakeDisplayPath(real_file, 1000)
+ "textclass file `"
+ << to_utf8(makeDisplayPath(real_file.absFilename(), 1000))
<< "'. Exiting." << endl;
return false;
// This causes LyX to end... Not a desirable behaviour. Lgb
if (!lex.isOK()) {
lyxerr << "LyXTextClassList::Read: unable to open "
- "textclass file `" << MakeDisplayPath(real_file, 1000)
+ "textclass file `"
+ << to_utf8(makeDisplayPath(real_file.absFilename(), 1000))
<< "'\nCheck your installation. LyX can't continue."
<< endl;
return false;
}
+std::pair<bool, textclass_type> const
+LyXTextClassList::addTextClass(std::string const & textclass, std::string const & path)
+{
+ // only check for textclass.layout file, .cls can be anywhere in $TEXINPUTS
+ // NOTE: latex class name is defined in textclass.layout, which can be different from textclass
+ FileName const layout_file(path + '/' + textclass + ".layout");
+ if (fs::exists(layout_file.toFilesystemEncoding())) {
+ lyxerr[Debug::TCLASS] << "Adding class " << textclass << " from directory " << path << endl;
+ // Read .layout file and get description, real latex classname etc
+ //
+ // This is a C++ version of function processLayoutFile in configure.py,
+ // which uses the following regex
+ // \Declare(LaTeX|DocBook)Class\s*(\[([^,]*)(,.*)*\])*\s*{(.*)}
+ ifstream ifs(layout_file.toFilesystemEncoding().c_str());
+ static regex const reg("^#\\s*\\\\Declare(LaTeX|DocBook)Class\\s*"
+ "(?:\\[([^,]*)(?:,.*)*\\])*\\s*\\{(.*)\\}\\s*");
+ string line;
+ while (getline(ifs, line)) {
+ // look for the \DeclareXXXClass line
+ smatch sub;
+ if (regex_match(line, sub, reg)) {
+ // returns: whole string, classtype (not used here), first option, description
+ BOOST_ASSERT(sub.size()==4);
+ // now, add the layout to textclass.
+ LyXTextClass tmpl(textclass, sub.str(2)==""?textclass:sub.str(2),
+ sub.str(3) + " <" + path + ">", true);
+ if (lyxerr.debugging(Debug::TCLASS))
+ tmpl.load(path);
+ classlist_.push_back(tmpl);
+ return make_pair(true, classlist_.size() - 1);
+ }
+ }
+ }
+ // If .layout is not in local directory, or an invalid layout is found, return false
+ return make_pair(false, textclass_type(0));
+}
+
+
// Global variable: textclass table.
LyXTextClassList textclasslist;
// Reads the style files
-void LyXSetStyle()
+bool LyXSetStyle()
{
lyxerr[Debug::TCLASS] << "LyXSetStyle: parsing configuration..." << endl;
- if (!textclasslist.Read()) {
+ if (!textclasslist.read()) {
lyxerr[Debug::TCLASS] << "LyXSetStyle: an error occured "
"during parsing.\n Exiting." << endl;
- exit(1);
+ return false;
}
lyxerr[Debug::TCLASS] << "LyXSetStyle: configuration parsed." << endl;
+ return true;
}
+
+
+} // namespace lyx