*
* \author Angus Leeming
*
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
+ * Full author contact details are available in file CREDITS.
*/
#include <config.h>
-#include "filename.h"
+#include "support/filename.h"
#include "support/filetools.h"
+#include "support/lstrings.h"
+#include "support/os.h"
+#include "support/qstring_helpers.h"
+
+#include <QFile>
+
+#include <boost/assert.hpp>
+
+#include <map>
+#include <sstream>
+#include <algorithm>
+
+
+using std::map;
+using std::string;
namespace lyx {
FileName::FileName()
- : save_abs_path_(true)
{}
-void FileName::set(string const & name, string const & buffer_path)
+FileName::~FileName()
+{}
+
+
+FileName::FileName(string const & abs_filename)
+ : name_(abs_filename)
{
- save_abs_path_ = AbsolutePath(name);
- name_ = save_abs_path_ ? name : MakeAbsPath(name, buffer_path);
+ BOOST_ASSERT(empty() || absolutePath(name_));
+ BOOST_ASSERT(!contains(name_, '\\'));
+}
+
+
+void FileName::set(string const & name)
+{
+ name_ = name;
+ BOOST_ASSERT(absolutePath(name_));
+ BOOST_ASSERT(!contains(name_, '\\'));
}
}
-string const FileName::relFilename(string const & path) const
+string const FileName::toFilesystemEncoding() const
{
- return MakeRelPath(name_, path);
+ QByteArray const encoded = QFile::encodeName(toqstr(name_));
+ return string(encoded.begin(), encoded.end());
}
-string const FileName::outputFilename(string const & path) const
+bool operator==(FileName const & lhs, FileName const & rhs)
{
- return save_abs_path_ ? name_ : MakeRelPath(name_, path);
+ return lhs.absFilename() == rhs.absFilename();
}
-bool operator==(FileName const & lhs, FileName const & rhs)
+bool operator!=(FileName const & lhs, FileName const & rhs)
+{
+ return lhs.absFilename() != rhs.absFilename();
+}
+
+
+bool operator<(FileName const & lhs, FileName const & rhs)
+{
+ return lhs.absFilename() < rhs.absFilename();
+}
+
+
+bool operator>(FileName const & lhs, FileName const & rhs)
+{
+ return lhs.absFilename() > rhs.absFilename();
+}
+
+
+std::ostream & operator<<(std::ostream & os, FileName const & filename)
+{
+ return os << filename.absFilename();
+}
+
+
+DocFileName::DocFileName()
+ : save_abs_path_(true)
+{}
+
+
+DocFileName::DocFileName(string const & abs_filename, bool save_abs)
+ : FileName(abs_filename), save_abs_path_(save_abs), zipped_valid_(false)
+{}
+
+
+void DocFileName::set(string const & name, string const & buffer_path)
+{
+ save_abs_path_ = absolutePath(name);
+ name_ = save_abs_path_ ? name : makeAbsPath(name, buffer_path);
+ zipped_valid_ = false;
+}
+
+
+void DocFileName::erase()
+{
+ name_.erase();
+ zipped_valid_ = false;
+}
+
+
+string const DocFileName::relFilename(string const & path) const
+{
+ return makeRelPath(name_, path);
+}
+
+
+string const DocFileName::outputFilename(string const & path) const
+{
+ return save_abs_path_ ? name_ : makeRelPath(name_, path);
+}
+
+
+string const DocFileName::mangledFilename(std::string const & dir) const
+{
+ // We need to make sure that every DocFileName instance for a given
+ // filename returns the same mangled name.
+ typedef map<string, string> MangledMap;
+ static MangledMap mangledNames;
+ MangledMap::const_iterator const it = mangledNames.find(name_);
+ if (it != mangledNames.end())
+ return (*it).second;
+
+ // Now the real work
+ string mname = os::internal_path(name_);
+ // Remove the extension.
+ mname = changeExtension(name_, string());
+ // Replace '/' in the file name with '_'
+ mname = subst(mname, "/", "_");
+ // Replace '.' in the file name with '_'
+ mname = subst(mname, ".", "_");
+ // Replace ' ' in the file name with '_'
+ mname = subst(mname, " ", "_");
+ // Replace ':' in the file name with '_'
+ mname = subst(mname, ":", "_");
+ // Add the extension back on
+ mname = changeExtension(mname, getExtension(name_));
+
+ // Prepend a counter to the filename. This is necessary to make
+ // the mangled name unique.
+ static int counter = 0;
+ std::ostringstream s;
+ s << counter++ << mname;
+ mname = s.str();
+
+ // MiKTeX's YAP (version 2.4.1803) crashes if the file name
+ // is longer than about 160 characters. MiKTeX's pdflatex
+ // is even pickier. A maximum length of 100 has been proven to work.
+ // If dir.size() > max length, all bets are off for YAP. We truncate
+ // the filename nevertheless, keeping a minimum of 10 chars.
+
+ string::size_type max_length = std::max(100 - ((int)dir.size() + 1), 10);
+
+ // If the mangled file name is too long, hack it to fit.
+ // We know we're guaranteed to have a unique file name because
+ // of the counter.
+ if (mname.size() > max_length) {
+ int const half = (int(max_length) / 2) - 2;
+ if (half > 0) {
+ mname = mname.substr(0, half) + "___" +
+ mname.substr(mname.size() - half);
+ }
+ }
+
+ mangledNames[name_] = mname;
+ return mname;
+}
+
+
+bool DocFileName::isZipped() const
+{
+ if (!zipped_valid_) {
+ zipped_ = zippedFile(*this);
+ zipped_valid_ = true;
+ }
+ return zipped_;
+}
+
+
+string const DocFileName::unzippedFilename() const
+{
+ return unzippedFileName(name_);
+}
+
+
+bool operator==(DocFileName const & lhs, DocFileName const & rhs)
{
return lhs.absFilename() == rhs.absFilename() &&
lhs.saveAbsPath() == rhs.saveAbsPath();
}
-bool operator!=(FileName const & lhs, FileName const & rhs)
+bool operator!=(DocFileName const & lhs, DocFileName const & rhs)
{
return !(lhs == rhs);
}
-} //namespace support
+} // namespace support
} // namespace lyx