]> git.lyx.org Git - lyx.git/blobdiff - src/support/FileName.cpp
Getting rid of normalizePath() which is unneeded for FileName purpose (the path is...
[lyx.git] / src / support / FileName.cpp
index 59b53f7fa7adc77b4d3bab65e8354a130cf13c89..91b9a33cc4db809d17927a84737af8b7a5e7373d 100644 (file)
 #include "debug.h"
 #include "lyxlib.h"
 
+#include <QDateTime>
+#include <QDir>
 #include <QFile>
 #include <QFileInfo>
+#include <QList>
 
-#include <boost/filesystem/exception.hpp>
-#include <boost/filesystem/operations.hpp>
+#include <boost/assert.hpp>
 
 #include <map>
 #include <sstream>
 #include <fstream>
 #include <algorithm>
 
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#include <cerrno>
+#include <fcntl.h>
+
 
 using std::map;
 using std::string;
@@ -37,12 +48,26 @@ using std::ifstream;
 using std::ostringstream;
 using std::endl;
 
-namespace fs = boost::filesystem;
-
 namespace lyx {
 namespace support {
 
 
+/////////////////////////////////////////////////////////////////////
+//
+// FileName::Private
+//
+/////////////////////////////////////////////////////////////////////
+
+struct FileName::Private
+{
+       Private() {}
+
+       Private(string const & abs_filename) : fi(toqstr(abs_filename))
+       {}
+       ///
+       QFileInfo fi;
+};
+
 /////////////////////////////////////////////////////////////////////
 //
 // FileName
@@ -50,35 +75,70 @@ namespace support {
 /////////////////////////////////////////////////////////////////////
 
 
+FileName::FileName() : d(new Private)
+{
+}
+
 FileName::FileName(string const & abs_filename)
-       : name_(abs_filename)
+       : d(abs_filename.empty() ? new Private : new Private(abs_filename))
 {
-       BOOST_ASSERT(empty() || absolutePath(name_));
+       BOOST_ASSERT(empty() || d->fi.isAbsolute());
 #if defined(_WIN32)
-       BOOST_ASSERT(!contains(name_, '\\'));
+       BOOST_ASSERT(!contains(abs_filename, '\\'));
 #endif
 }
 
 
+FileName::FileName(FileName const & rhs) : d(new Private)
+{
+       d->fi = rhs.d->fi;
+}
+
+
+FileName & FileName::operator=(FileName const & rhs)
+{
+       d->fi = rhs.d->fi;
+       return *this;
+}
+
+
+bool FileName::empty() const
+{
+       return d->fi.absoluteFilePath().isEmpty();
+}
+
+
+string FileName::absFilename() const
+{
+       return fromqstr(d->fi.absoluteFilePath());
+}
+
+
 void FileName::set(string const & name)
 {
-       name_ = name;
-       BOOST_ASSERT(absolutePath(name_));
+       d->fi.setFile(toqstr(name));
+       BOOST_ASSERT(d->fi.isAbsolute());
 #if defined(_WIN32)
-       BOOST_ASSERT(!contains(name_, '\\'));
+       BOOST_ASSERT(!contains(name, '\\'));
 #endif
 }
 
 
 void FileName::erase()
 {
-       name_.erase();
+       d->fi = QFileInfo();
+}
+
+
+bool FileName::copyTo(FileName const & name) const
+{
+       return QFile::copy(d->fi.absoluteFilePath(), name.d->fi.absoluteFilePath());
 }
 
 
 string FileName::toFilesystemEncoding() const
 {
-       QByteArray const encoded = QFile::encodeName(toqstr(name_));
+       QByteArray const encoded = QFile::encodeName(d->fi.absoluteFilePath());
        return string(encoded.begin(), encoded.end());
 }
 
@@ -92,47 +152,67 @@ FileName FileName::fromFilesystemEncoding(string const & name)
 
 bool FileName::exists() const
 {
-       return QFileInfo(toqstr(name_)).exists();
+       return d->fi.exists();
+}
+
+
+bool FileName::isSymLink() const
+{
+       return d->fi.isSymLink();
+}
+
+
+bool FileName::isFileEmpty() const
+{
+       return d->fi.size() == 0;
 }
 
 
 bool FileName::isDirectory() const
 {
-       return QFileInfo(toqstr(name_)).isDir();
+       return d->fi.isDir();
 }
 
 
 bool FileName::isReadOnly() const
 {
-       QFileInfo const fi(toqstr(name_));
-       return fi.isReadable() && !fi.isWritable();
+       return d->fi.isReadable() && !d->fi.isWritable();
+}
+
+
+bool FileName::isReadableDirectory() const
+{
+       return d->fi.isDir() && d->fi.isReadable();
+}
+
+
+std::string FileName::onlyFileName() const
+{
+       return support::onlyFilename(absFilename());
 }
 
 
-bool FileName::isReadable() const
+FileName FileName::onlyPath() const
 {
-       QFileInfo const fi(toqstr(name_));
-       return fi.isReadable();
+       return FileName(support::onlyPath(absFilename()));
 }
 
 
-bool FileName::isFileReadable() const
+bool FileName::isReadableFile() const
 {
-       QFileInfo const fi(toqstr(name_));
-       return fi.isFile() && fi.isReadable();
+       return d->fi.isFile() && d->fi.isReadable();
 }
 
 
 bool FileName::isWritable() const
 {
-       QFileInfo const fi(toqstr(name_));
-       return fi.isWritable();
+       return d->fi.isWritable();
 }
 
 
 bool FileName::isDirWritable() const
 {
-       LYXERR(Debug::FILES) << "isDirWriteable: " << *this << std::endl;
+       LYXERR(Debug::FILES, "isDirWriteable: " << *this);
 
        FileName const tmpfl(tempName(*this, "lyxwritetest"));
 
@@ -152,19 +232,50 @@ FileName FileName::tempName(FileName const & dir, std::string const & mask)
 
 std::time_t FileName::lastModified() const
 {
-       return fs::last_write_time(toFilesystemEncoding());
+       return d->fi.lastModified().toTime_t();
+}
+
+
+static bool rmdir(QFileInfo const & fi)
+{
+       QDir dir(fi.absoluteFilePath());
+       QFileInfoList list = dir.entryInfoList();
+       bool global_success = true;
+       for (int i = 0; i < list.size(); ++i) {
+               if (list.at(i).fileName() == ".")
+                       continue;
+               if (list.at(i).fileName() == "..")
+                       continue;
+               bool success;
+               if (list.at(i).isDir()) {
+                       LYXERR(Debug::FILES, "Erasing dir " 
+                               << fromqstr(list.at(i).absoluteFilePath()) << endl);
+                       success = rmdir(list.at(i));
+               }
+               else {
+                       LYXERR(Debug::FILES, "Erasing file " 
+                               << fromqstr(list.at(i).absoluteFilePath()) << endl);
+                       success = dir.remove(list.at(i).fileName());
+               }
+               if (!success) {
+                       global_success = false;
+                       lyxerr << "Could not delete "
+                               << fromqstr(list.at(i).absoluteFilePath()) << "." << endl;
+               }
+       } 
+       QDir parent = fi.absolutePath();
+       global_success |= parent.rmdir(fi.fileName());
+       return global_success;
 }
 
 
 bool FileName::destroyDirectory() const
 {
-       try {
-               return fs::remove_all(toFilesystemEncoding()) > 0;
-       } catch (fs::filesystem_error const & fe){
-               lyxerr << "Could not delete " << *this << ". (" << fe.what() << ")"
-                       << std::endl;
-               return false;
-       }
+       bool const success = rmdir(d->fi);
+       if (!success)
+               lyxerr << "Could not delete " << *this << "." << endl;
+
+       return success;
 }
 
 
@@ -175,6 +286,48 @@ bool FileName::createDirectory(int permission) const
 }
 
 
+std::vector<FileName> FileName::dirList(std::string const & ext)
+{
+       std::vector<FileName> dirlist;
+       if (!exists() || !isDirectory()) {
+               lyxerr << "FileName::dirList(): Directory \"" << absFilename()
+                       << "\" does not exist!" << endl;
+               return dirlist;
+       }
+
+       QDir dir(d->fi.absoluteFilePath());
+
+       if (!ext.empty()) {
+               QString filter;
+               switch (ext[0]) {
+               case '.': filter = "*" + toqstr(ext); break;
+               case '*': filter = toqstr(ext); break;
+               default: filter = "*." + toqstr(ext);
+               }
+               dir.setNameFilters(QStringList(filter));
+               LYXERR(Debug::FILES, "FileName::dirList(): filtering on extension "
+                       << fromqstr(filter) << " is requested." << endl);
+       }
+
+       QFileInfoList list = dir.entryInfoList();
+       for (int i = 0; i < list.size(); ++i) {
+               FileName fi;
+               fi.d->fi = list.at(i);
+               dirlist.push_back(fi);
+               LYXERR(Debug::FILES, "FileName::dirList(): found file "
+                       << fi.absFilename() << endl);
+       }
+
+       return dirlist;
+}
+
+
+docstring FileName::displayName(int threshold) const
+{
+       return makeDisplayPath(absFilename(), threshold);
+}
+
+
 string FileName::fileContents() const
 {
        if (exists()) {
@@ -222,7 +375,7 @@ string FileName::guessFormatFromContents() const
        // Z    \037\235                UNIX compress
        // paranoia check
 
-       if (empty() || !isReadable())
+       if (empty() || !isReadableFile())
                return string();
 
        ifstream ifs(toFilesystemEncoding().c_str());
@@ -248,10 +401,8 @@ string FileName::guessFormatFromContents() const
        bool firstLine = true;
        while ((count++ < max_count) && format.empty()) {
                if (ifs.eof()) {
-                       LYXERR(Debug::GRAPHICS)
-                               << "filetools(getFormatFromContents)\n"
-                               << "\tFile type not recognised before EOF!"
-                               << endl;
+                       LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n"
+                               << "\tFile type not recognised before EOF!");
                        break;
                }
 
@@ -359,14 +510,12 @@ string FileName::guessFormatFromContents() const
        }
 
        if (!format.empty()) {
-               LYXERR(Debug::GRAPHICS)
-                       << "Recognised Fileformat: " << format << endl;
+               LYXERR(Debug::GRAPHICS, "Recognised Fileformat: " << format);
                return format;
        }
 
-       LYXERR(Debug::GRAPHICS)
-               << "filetools(getFormatFromContents)\n"
-               << "\tCouldn't find a known format!\n";
+       LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n"
+               << "\tCouldn't find a known format!");
        return string();
 }
 
@@ -433,14 +582,14 @@ DocFileName::DocFileName(FileName const & abs_filename, bool save_abs)
 void DocFileName::set(string const & name, string const & buffer_path)
 {
        save_abs_path_ = absolutePath(name);
-       name_ = save_abs_path_ ? name : makeAbsPath(name, buffer_path).absFilename();
+       FileName::set(save_abs_path_ ? name : makeAbsPath(name, buffer_path).absFilename());
        zipped_valid_ = false;
 }
 
 
 void DocFileName::erase()
 {
-       name_.erase();
+       FileName::erase();
        zipped_valid_ = false;
 }
 
@@ -448,14 +597,13 @@ void DocFileName::erase()
 string const DocFileName::relFilename(string const & path) const
 {
        // FIXME UNICODE
-       return to_utf8(makeRelPath(from_utf8(name_), from_utf8(path)));
+       return to_utf8(makeRelPath(qstring_to_ucs4(d->fi.absoluteFilePath()), from_utf8(path)));
 }
 
 
 string const DocFileName::outputFilename(string const & path) const
 {
-       // FIXME UNICODE
-       return save_abs_path_ ? name_ : to_utf8(makeRelPath(from_utf8(name_), from_utf8(path)));
+       return save_abs_path_ ? absFilename() : relFilename(path);
 }
 
 
@@ -465,14 +613,15 @@ string const DocFileName::mangledFilename(std::string const & dir) const
        // filename returns the same mangled name.
        typedef map<string, string> MangledMap;
        static MangledMap mangledNames;
-       MangledMap::const_iterator const it = mangledNames.find(name_);
+       MangledMap::const_iterator const it = mangledNames.find(absFilename());
        if (it != mangledNames.end())
                return (*it).second;
 
+       string const name = absFilename();
        // Now the real work
-       string mname = os::internal_path(name_);
+       string mname = os::internal_path(name);
        // Remove the extension.
-       mname = changeExtension(name_, string());
+       mname = changeExtension(name, string());
        // The mangled name must be a valid LaTeX name.
        // The list of characters to keep is probably over-restrictive,
        // but it is not really a problem.
@@ -487,7 +636,7 @@ string const DocFileName::mangledFilename(std::string const & dir) const
        while ((pos = mname.find_first_not_of(keep, pos)) != string::npos)
                mname[pos++] = '_';
        // Add the extension back on
-       mname = changeExtension(mname, getExtension(name_));
+       mname = changeExtension(mname, getExtension(name));
 
        // Prepend a counter to the filename. This is necessary to make
        // the mangled name unique.
@@ -515,7 +664,7 @@ string const DocFileName::mangledFilename(std::string const & dir) const
                }
        }
 
-       mangledNames[name_] = mname;
+       mangledNames[absFilename()] = mname;
        return mname;
 }
 
@@ -532,7 +681,7 @@ bool DocFileName::isZipped() const
 
 string const DocFileName::unzippedFilename() const
 {
-       return unzippedFileName(name_);
+       return unzippedFileName(absFilename());
 }