TextClass::ReturnValues TextClass::readWithoutConv(FileName const & filename, ReadType rt)
{
if (!filename.isReadableFile()) {
lyxerr << "Cannot read layout file `" << filename << "'."
<< endl;
return ERROR;
}
LYXERR(Debug::TCLASS, "Reading " + translateReadType(rt) + ": " +
to_utf8(makeDisplayPath(filename.absFileName())));
// Define the plain layout used in table cells, ert, etc. Note that
// we do this before loading any layout file, so that classes can
// override features of this layout if they should choose to do so.
if (rt == BASECLASS && !hasLayout(plain_layout_))
layoutlist_.push_back(createBasicLayout(plain_layout_));
Lexer lexrc(textClassTags);
lexrc.setFile(filename);
ReturnValues retval = read(lexrc, rt);
LYXERR(Debug::TCLASS, "Finished reading " + translateReadType(rt) + ": " +
to_utf8(makeDisplayPath(filename.absFileName())));
return retval;
}
FileName GuiClipboard::getAsGraphics(Cursor const & cur, GraphicsType type) const
{
// get the filename from the user
FileName filename = getPastedGraphicsFileName(cur, type);
if (filename.empty())
return FileName();
// handle image cases first
if (type == PngGraphicsType || type == JpegGraphicsType) {
// get image from QImage from clipboard
QImage image = qApp->clipboard()->image();
if (image.isNull()) {
LYXERR(Debug::ACTION, "No image in clipboard");
return FileName();
}
// convert into graphics format
QByteArray ar;
QBuffer buffer(&ar);
buffer.open(QIODevice::WriteOnly);
if (type == PngGraphicsType)
image.save(toqstr(filename.absFileName()), "PNG");
else if (type == JpegGraphicsType)
image.save(toqstr(filename.absFileName()), "JPEG");
else
LASSERT(false, /**/);
return filename;
}
bool LyXVC::registrer()
{
FileName const filename = owner_->fileName();
// there must be a file to save
if (!filename.isReadableFile()) {
Alert::error(_("Document not saved"),
_("You must save the document "
"before it can be registered."));
return false;
}
// it is very likely here that the vcs is not created yet...
if (!vcs) {
//check in the root directory of the document
FileName const cvs_entries(onlyPath(filename.absFileName()) + "/CVS/Entries");
FileName const svn_entries(onlyPath(filename.absFileName()) + "/.svn/entries");
FileName const git_index(onlyPath(filename.absFileName()) + "/.git/index");
if (git_index.isReadableFile()) {
LYXERR(Debug::LYXVC, "LyXVC: registering "
<< to_utf8(filename.displayName()) << " with GIT");
vcs.reset(new GIT(git_index, owner_));
} else if (svn_entries.isReadableFile()) {
LYXERR(Debug::LYXVC, "LyXVC: registering "
<< to_utf8(filename.displayName()) << " with SVN");
vcs.reset(new SVN(svn_entries, owner_));
} else if (cvs_entries.isReadableFile()) {
LYXERR(Debug::LYXVC, "LyXVC: registering "
<< to_utf8(filename.displayName()) << " with CVS");
vcs.reset(new CVS(cvs_entries, owner_));
} else {
LYXERR(Debug::LYXVC, "LyXVC: registering "
<< to_utf8(filename.displayName()) << " with RCS");
vcs.reset(new RCS(FileName(), owner_));
}
}
LYXERR(Debug::LYXVC, "LyXVC: registrer");
docstring response;
bool ok = Alert::askForText(response, _("LyX VC: Initial description"),
_("(no initial description)"));
if (!ok) {
LYXERR(Debug::LYXVC, "LyXVC: user cancelled");
vcs.reset(0);
return false;
}
if (response.empty())
response = _("(no initial description)");
vcs->registrer(to_utf8(response));
return true;
}
bool FileName::clonePermissions(FileName const & source)
{
QFile fin(toqstr(source.absFileName()));
QFile f(toqstr(absFileName()));
return f.setPermissions(fin.permissions());
}
void CacheItem::Impl::convertToDisplayFormat()
{
LYXERR(Debug::GRAPHICS, "\tConverting it to " << to_ << " format.");
// Make a local copy in case we unzip it
FileName filename;
string from;
if (!tryDisplayFormat(filename, from)) {
// The image status has changed, tell it to the outside world.
statusChanged();
return;
}
// We will need a conversion, tell it to the outside world.
setStatus(Converting);
// Add some stuff to create a uniquely named temporary file.
// This file is deleted in loadImage after it is loaded into memory.
FileName const to_file_base = FileName::tempName("CacheItem");
remove_loaded_file_ = true;
// Connect a signal to this->imageConverted and pass this signal to
// the graphics converter so that we can load the modified file
// on completion of the conversion process.
converter_.reset(new Converter(filename, to_file_base.absFileName(), from, to_));
converter_->connect(bind(&Impl::imageConverted, this, _1));
converter_->startConversion();
}
bool LyXVC::file_not_found_hook(FileName const & fn)
{
// Check if file is under RCS.
// This happens if we are trying to load non existent
// file on disk, but existent in ,v version.
bool foundRCS = !RCS::findFile(fn).empty();
bool foundCVS = foundRCS ? false : !CVS::findFile(fn).empty();
bool foundSVN = (foundRCS || foundCVS) ? false : !SVN::findFile(fn).empty();
bool foundGIT = (foundRCS || foundCVS || foundSVN) ? false : !GIT::findFile(fn).empty();
if (foundRCS || foundCVS || foundSVN || foundGIT) {
docstring const file = makeDisplayPath(fn.absFileName(), 20);
docstring const text =
bformat(_("Do you want to retrieve the document"
" %1$s from version control?"), file);
int const ret = Alert::prompt(_("Retrieve from version control?"),
text, 0, 1, _("&Retrieve"), _("&Cancel"));
if (ret == 0) {
// Since the retrieve commands are implemented using
// more general update commands we need to ensure that
// we do not change an existing file by accident.
if (fn.exists())
return false;
if (foundRCS)
return RCS::retrieve(fn);
else if (foundCVS)
return CVS::retrieve(fn);
else if (foundSVN)
return SVN::retrieve(fn);
else
return GIT::retrieve(fn);
}
}
return false;
}
FileName const RCS::findFile(FileName const & file)
{
// Check if *,v exists.
FileName tmp(file.absFileName() + ",v");
LYXERR(Debug::LYXVC, "LyXVC: Checking if file is under rcs: " << tmp);
if (tmp.isReadableFile()) {
LYXERR(Debug::LYXVC, "Yes, " << file << " is under rcs.");
return tmp;
}
// Check if RCS/*,v exists.
tmp = FileName(addName(addPath(onlyPath(file.absFileName()), "RCS"), file.absFileName()) + ",v");
LYXERR(Debug::LYXVC, "LyXVC: Checking if file is under rcs: " << tmp);
if (tmp.isReadableFile()) {
LYXERR(Debug::LYXVC, "Yes, " << file << " is under rcs.");
return tmp;
}
return FileName();
}
/** copy file \p sourceFile to \p destFile. If \p force is false, the user
* will be asked before existing files are overwritten. If \p only_tmp
* is true, then only copy files that are in our tmp dir (to avoid other files
* overwriting themselves).
* \return
* - SUCCESS if this file got copied
* - FORCE if subsequent calls should not ask for confirmation before
* overwriting files anymore.
* - CANCEL if the export should be cancelled
*/
CopyStatus copyFile(string const & format,
FileName const & sourceFile, FileName const & destFile,
string const & latexFile, bool force, bool only_tmp)
{
CopyStatus ret = force ? FORCE : SUCCESS;
// This check could be changed to
// boost::filesystem::equivalent(sourceFile, destFile) if export to
// other directories than the document directory is desired.
// Also don't overwrite files that already exist and are identical
// to the source files.
if ((only_tmp && !prefixIs(onlyPath(sourceFile.absFileName()), package().temp_dir().absFileName()))
|| sourceFile.checksum() == destFile.checksum())
return ret;
if (!force) {
switch(checkOverwrite(destFile)) {
case 0:
return SUCCESS;
case 1:
ret = SUCCESS;
break;
case 2:
ret = FORCE;
break;
default:
return CANCEL;
}
}
Mover const & mover = getMover(format);
if (!mover.copy(sourceFile, destFile, latexFile))
Alert::error(_("Couldn't copy file"),
bformat(_("Copying %1$s to %2$s failed."),
makeDisplayPath(sourceFile.absFileName()),
makeDisplayPath(destFile.absFileName())));
return ret;
}
/// Ask the user what to do if a file already exists
static int checkOverwrite(FileName const & filename)
{
if (!filename.exists())
return 1;
docstring text = bformat(_("The file %1$s already exists.\n\n"
"Do you want to overwrite that file?"),
makeDisplayPath(filename.absFileName()));
return Alert::prompt(_("Overwrite file?"),
text, 0, 3,
_("&Keep file"), _("&Overwrite"),
_("Overwrite &all"), _("&Cancel export"));
}
bool ConverterCache::copy(FileName const & orig_from, string const & to_format,
FileName const & dest) const
{
if (!lyxrc.use_converter_cache || orig_from.empty() || dest.empty())
return false;
LYXERR(Debug::FILES, orig_from << ' ' << to_format << ' ' << dest);
// FIXME: Should not hardcode this (see bug 3819 for details)
if (to_format == "pstex") {
FileName const dest_eps(changeExtension(dest.absFileName(), "eps"));
if (!copy(orig_from, "eps", dest_eps))
return false;
} else if (to_format == "pdftex") {
FileName const dest_pdf(changeExtension(dest.absFileName(), "pdf"));
if (!copy(orig_from, "pdf", dest_pdf))
return false;
}
CacheItem * const item = pimpl_->find(orig_from, to_format);
LASSERT(item, /**/);
Mover const & mover = getMover(to_format);
return mover.copy(item->cache_name, dest,
onlyFileName(dest.absFileName()));
}
void rescanTexStyles(string const & arg)
{
// Run rescan in user lyx directory
PathChanger p(package().user_support());
FileName const prog = support::libFileSearch("scripts", "TeXFiles.py");
Systemcall one;
string const command = os::python() + ' ' +
quoteName(prog.toFilesystemEncoding()) + ' ' +
arg;
int const status = one.startscript(Systemcall::Wait, command);
if (status == 0)
return;
// FIXME UNICODE
frontend::Alert::error(_("Could not update TeX information"),
bformat(_("The script `%1$s' failed."), from_utf8(prog.absFileName())));
}
string const LyXVC::getLogFile() const
{
if (!vcs)
return string();
TempFile tempfile("lyxvclog");
tempfile.setAutoRemove(false);
FileName const tmpf = tempfile.name();
if (tmpf.empty()) {
LYXERR(Debug::LYXVC, "Could not generate logfile " << tmpf);
return string();
}
LYXERR(Debug::LYXVC, "Generating logfile " << tmpf);
vcs->getLog(tmpf);
return tmpf.absFileName();
}
/// Connect to the socket \p name.
int connect(FileName const & name)
{
int fd; // File descriptor for the socket
sockaddr_un addr; // Structure that hold the socket address
string const encoded = name.toFilesystemEncoding();
// char sun_path[108]
string::size_type len = encoded.size();
if (len > 107) {
cerr << "lyxclient: Socket address '" << name
<< "' too long." << endl;
return -1;
}
// Synonims for AF_UNIX are AF_LOCAL and AF_FILE
addr.sun_family = AF_UNIX;
encoded.copy(addr.sun_path, 107);
addr.sun_path[len] = '\0';
if ((fd = ::socket(PF_UNIX, SOCK_STREAM, 0))== -1) {
cerr << "lyxclient: Could not create socket descriptor: "
<< strerror(errno) << endl;
return -1;
}
if (::connect(fd,
reinterpret_cast<struct sockaddr *>(&addr),
sizeof(addr)) == -1) {
cerr << "lyxclient: Could not connect to socket " << name.absFileName()
<< ": " << strerror(errno) << endl;
::close(fd);
return -1;
}
if (::fcntl(fd, F_SETFL, O_NONBLOCK) == -1) {
cerr << "lyxclient: Could not set O_NONBLOCK for socket: "
<< strerror(errno) << endl;
::close(fd);
return -1;
}
return fd;
}
// Reads a textclass structure from file.
TextClass::ReturnValues TextClass::read(Lexer & lexrc, ReadType rt)
{
if (!lexrc.isOK())
return ERROR;
// Format of files before the 'Format' tag was introduced
int format = 1;
bool error = false;
// parsing
while (lexrc.isOK() && !error) {
int le = lexrc.lex();
switch (le) {
case Lexer::LEX_FEOF:
continue;
case Lexer::LEX_UNDEF:
lexrc.printError("Unknown TextClass tag `$$Token'");
error = true;
continue;
default:
break;
}
// used below to track whether we are in an IfStyle or IfCounter tag.
bool ifstyle = false;
bool ifcounter = false;
switch (static_cast<TextClassTags>(le)) {
case TC_FORMAT:
if (lexrc.next())
format = lexrc.getInteger();
break;
case TC_OUTPUTFORMAT:
if (lexrc.next())
outputFormat_ = lexrc.getString();
break;
case TC_OUTPUTTYPE:
readOutputType(lexrc);
switch(outputType_) {
case LATEX:
outputFormat_ = "latex";
break;
case DOCBOOK:
outputFormat_ = "docbook";
break;
case LITERATE:
outputFormat_ = "literate";
break;
}
break;
case TC_INPUT: // Include file
if (lexrc.next()) {
string const inc = lexrc.getString();
FileName tmp = libFileSearch("layouts", inc,
"layout");
if (tmp.empty()) {
lexrc.printError("Could not find input file: " + inc);
error = true;
} else if (!read(tmp, MERGE)) {
lexrc.printError("Error reading input file: " + tmp.absFileName());
error = true;
}
}
break;
case TC_DEFAULTSTYLE:
if (lexrc.next()) {
docstring const name = from_utf8(subst(lexrc.getString(),
'_', ' '));
defaultlayout_ = name;
}
break;
case TC_IFSTYLE:
ifstyle = true;
// fall through
case TC_STYLE: {
if (!lexrc.next()) {
lexrc.printError("No name given for style: `$$Token'.");
error = true;
break;
}
docstring const name = from_utf8(subst(lexrc.getString(),
'_', ' '));
if (name.empty()) {
string s = "Could not read name for style: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s);
Layout lay;
// Since we couldn't read the name, we just scan the rest
// of the style and discard it.
error = !readStyle(lexrc, lay);
} else if (hasLayout(name)) {
Layout & lay = operator[](name);
error = !readStyle(lexrc, lay);
} else if (!ifstyle) {
Layout layout;
layout.setName(name);
error = !readStyle(lexrc, layout);
if (!error)
layoutlist_.push_back(layout);
if (defaultlayout_.empty()) {
// We do not have a default layout yet, so we choose
// the first layout we encounter.
defaultlayout_ = name;
}
}
else {
// this was an ifstyle where we didn't have the style
// scan the rest and discard it
Layout lay;
readStyle(lexrc, lay);
}
// reset flag
ifstyle = false;
break;
}
case TC_NOSTYLE:
if (lexrc.next()) {
docstring const style = from_utf8(subst(lexrc.getString(),
'_', ' '));
if (!deleteLayout(style))
lyxerr << "Cannot delete style `"
<< to_utf8(style) << '\'' << endl;
}
break;
case TC_COLUMNS:
if (lexrc.next())
columns_ = lexrc.getInteger();
break;
case TC_SIDES:
if (lexrc.next()) {
switch (lexrc.getInteger()) {
case 1: sides_ = OneSide; break;
case 2: sides_ = TwoSides; break;
default:
lyxerr << "Impossible number of page"
" sides, setting to one."
<< endl;
sides_ = OneSide;
break;
}
}
break;
case TC_PAGESTYLE:
lexrc.next();
pagestyle_ = rtrim(lexrc.getString());
break;
case TC_DEFAULTFONT:
defaultfont_ = lyxRead(lexrc);
if (!defaultfont_.resolved()) {
lexrc.printError("Warning: defaultfont should "
"be fully instantiated!");
defaultfont_.realize(sane_font);
}
break;
case TC_SECNUMDEPTH:
lexrc.next();
secnumdepth_ = lexrc.getInteger();
break;
case TC_TOCDEPTH:
lexrc.next();
tocdepth_ = lexrc.getInteger();
break;
// First step to support options
case TC_CLASSOPTIONS:
readClassOptions(lexrc);
break;
case TC_PREAMBLE:
preamble_ = from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_HTMLPREAMBLE:
htmlpreamble_ = from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_HTMLTOCSECTION:
html_toc_section_ = from_utf8(trim(lexrc.getString()));
break;
case TC_ADDTOPREAMBLE:
preamble_ += from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_ADDTOHTMLPREAMBLE:
htmlpreamble_ += from_utf8(lexrc.getLongString("EndPreamble"));
break;
case TC_PROVIDES: {
lexrc.next();
string const feature = lexrc.getString();
lexrc.next();
if (lexrc.getInteger())
provides_.insert(feature);
else
provides_.erase(feature);
break;
}
case TC_REQUIRES: {
lexrc.eatLine();
vector<string> const req
= getVectorFromString(lexrc.getString());
requires_.insert(req.begin(), req.end());
break;
}
case TC_DEFAULTMODULE: {
lexrc.next();
string const module = lexrc.getString();
if (find(default_modules_.begin(), default_modules_.end(), module) == default_modules_.end())
default_modules_.push_back(module);
break;
}
case TC_PROVIDESMODULE: {
lexrc.next();
string const module = lexrc.getString();
if (find(provided_modules_.begin(), provided_modules_.end(), module) == provided_modules_.end())
provided_modules_.push_back(module);
break;
}
case TC_EXCLUDESMODULE: {
lexrc.next();
string const module = lexrc.getString();
// modules already have their own way to exclude other modules
if (rt == MODULE) {
LYXERR0("ExcludesModule tag cannot be used in a module!");
break;
}
if (find(excluded_modules_.begin(), excluded_modules_.end(), module) == excluded_modules_.end())
excluded_modules_.push_back(module);
break;
}
case TC_LEFTMARGIN: // left margin type
if (lexrc.next())
leftmargin_ = lexrc.getDocString();
break;
case TC_RIGHTMARGIN: // right margin type
if (lexrc.next())
rightmargin_ = lexrc.getDocString();
break;
case TC_INSETLAYOUT: {
if (!lexrc.next()) {
lexrc.printError("No name given for InsetLayout: `$$Token'.");
error = true;
break;
}
docstring const name = subst(lexrc.getDocString(), '_', ' ');
if (name.empty()) {
string s = "Could not read name for InsetLayout: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s);
InsetLayout il;
// Since we couldn't read the name, we just scan the rest
// of the style and discard it.
il.read(lexrc, *this);
// Let's try to continue rather than abort.
// error = true;
} else if (hasInsetLayout(name)) {
InsetLayout & il = insetlayoutlist_[name];
error = !il.read(lexrc, *this);
} else {
InsetLayout il;
il.setName(name);
error = !il.read(lexrc, *this);
if (!error)
insetlayoutlist_[name] = il;
}
break;
}
case TC_FLOAT:
error = !readFloat(lexrc);
break;
case TC_CITEFORMAT:
readCiteFormat(lexrc);
break;
case TC_IFCOUNTER:
ifcounter = true;
case TC_COUNTER:
if (lexrc.next()) {
docstring const name = lexrc.getDocString();
if (name.empty()) {
string s = "Could not read name for counter: `$$Token' "
+ lexrc.getString() + " is probably not valid UTF-8!";
lexrc.printError(s.c_str());
Counter c;
// Since we couldn't read the name, we just scan the rest
// and discard it.
c.read(lexrc);
} else
error = !counters_.read(lexrc, name, !ifcounter);
}
else {
lexrc.printError("No name given for style: `$$Token'.");
error = true;
}
// reset flag
ifcounter = false;
break;
case TC_TITLELATEXTYPE:
readTitleType(lexrc);
break;
case TC_TITLELATEXNAME:
if (lexrc.next())
titlename_ = lexrc.getString();
break;
case TC_NOFLOAT:
if (lexrc.next()) {
string const nofloat = lexrc.getString();
floatlist_.erase(nofloat);
}
break;
} // end of switch
// Note that this is triggered the first time through the loop unless
// we hit a format tag.
if (format != LAYOUT_FORMAT)
return FORMAT_MISMATCH;
}
// at present, we abort if we encounter an error,
// so there is no point continuing.
if (error)
return ERROR;
if (rt != BASECLASS)
return (error ? ERROR : OK);
if (defaultlayout_.empty()) {
LYXERR0("Error: Textclass '" << name_
<< "' is missing a defaultstyle.");
return ERROR;
}
// Try to erase "stdinsets" from the provides_ set.
// The
// Provides stdinsets 1
// declaration simply tells us that the standard insets have been
// defined. (It's found in stdinsets.inc but could also be used in
// user-defined files.) There isn't really any such package. So we
// might as well go ahead and erase it.
// If we do not succeed, then it was not there, which means that
// the textclass did not provide the definitions of the standard
// insets. So we need to try to load them.
int erased = provides_.erase("stdinsets");
if (!erased) {
FileName tmp = libFileSearch("layouts", "stdinsets.inc");
if (tmp.empty()) {
frontend::Alert::warning(_("Missing File"),
_("Could not find stdinsets.inc! This may lead to data loss!"));
error = true;
} else if (!read(tmp, MERGE)) {
frontend::Alert::warning(_("Corrupt File"),
_("Could not read stdinsets.inc! This may lead to data loss!"));
error = true;
}
}
min_toclevel_ = Layout::NOT_IN_TOC;
max_toclevel_ = Layout::NOT_IN_TOC;
const_iterator lit = begin();
const_iterator len = end();
for (; lit != len; ++lit) {
int const toclevel = lit->toclevel;
if (toclevel != Layout::NOT_IN_TOC) {
if (min_toclevel_ == Layout::NOT_IN_TOC)
min_toclevel_ = toclevel;
else
min_toclevel_ = min(min_toclevel_, toclevel);
max_toclevel_ = max(max_toclevel_, toclevel);
}
}
LYXERR(Debug::TCLASS, "Minimum TocLevel is " << min_toclevel_
<< ", maximum is " << max_toclevel_);
return (error ? ERROR : OK);
}
void ConverterCache::add(FileName const & orig_from, string const & to_format,
FileName const & converted_file) const
{
if (!lyxrc.use_converter_cache || orig_from.empty() ||
converted_file.empty())
return;
LYXERR(Debug::FILES, ' ' << orig_from
<< ' ' << to_format << ' ' << converted_file);
// FIXME: Should not hardcode this (see bug 3819 for details)
if (to_format == "pstex") {
FileName const converted_eps(changeExtension(converted_file.absFileName(), "eps"));
add(orig_from, "eps", converted_eps);
} else if (to_format == "pdftex") {
FileName const converted_pdf(changeExtension(converted_file.absFileName(), "pdf"));
add(orig_from, "pdf", converted_pdf);
}
// Is the file in the cache already?
CacheItem * item = pimpl_->find(orig_from, to_format);
time_t const timestamp = orig_from.lastModified();
Mover const & mover = getMover(to_format);
if (item) {
LYXERR(Debug::FILES, "ConverterCache::add(" << orig_from << "):\n"
"The file is already in the cache.");
// First test for timestamp
if (timestamp == item->timestamp) {
LYXERR(Debug::FILES, "Same timestamp.");
return;
}
// Maybe the contents is still the same?
item->timestamp = timestamp;
unsigned long const checksum = orig_from.checksum();
if (checksum == item->checksum) {
LYXERR(Debug::FILES, "Same checksum.");
return;
}
item->checksum = checksum;
if (!mover.copy(converted_file, item->cache_name,
onlyFileName(item->cache_name.absFileName()))) {
LYXERR(Debug::FILES, "Could not copy file " << orig_from << " to "
<< item->cache_name);
} else if (!item->cache_name.changePermission(0600)) {
LYXERR(Debug::FILES, "Could not change file mode"
<< item->cache_name);
}
} else {
CacheItem new_item(orig_from, to_format, timestamp,
orig_from.checksum());
if (mover.copy(converted_file, new_item.cache_name,
onlyFileName(new_item.cache_name.absFileName()))) {
if (!new_item.cache_name.changePermission(0600)) {
LYXERR(Debug::FILES, "Could not change file mode"
<< new_item.cache_name);
}
FormatCache & format_cache = pimpl_->cache[orig_from];
if (format_cache.from_format.empty())
format_cache.from_format =
formats.getFormatFromFile(orig_from);
format_cache.cache[to_format] = new_item;
} else
LYXERR(Debug::FILES, "ConverterCache::add(" << orig_from << "):\n"
"Could not copy file.");
}
}
// Much of this is borrowed from LayoutFileList::read()
bool ModuleList::read()
{
FileName const real_file = libFileSearch("", "lyxmodules.lst");
LYXERR(Debug::TCLASS, "Reading modules from `" << real_file << '\'');
if (real_file.empty()) {
LYXERR0("unable to find modules file `lyxmodules.lst'.\n"
<< "No modules will be available.");
return false;
}
Lexer lex;
if (!lex.setFile(real_file)) {
LYXERR0("lyxlex was not able to set file: "
<< real_file << ".\nNo modules will be available.");
return false;
}
if (!lex.isOK()) {
LYXERR0("unable to open modules file `"
<< to_utf8(makeDisplayPath(real_file.absFileName(), 1000))
<< "'\nNo modules will be available.");
return false;
}
bool finished = false;
// Parse modules files
LYXERR(Debug::TCLASS, "Starting parsing of lyxmodules.lst");
while (lex.isOK() && !finished) {
LYXERR(Debug::TCLASS, "\tline by line");
switch (lex.lex()) {
case Lexer::LEX_FEOF:
finished = true;
break;
default:
string const modname = lex.getString();
LYXERR(Debug::TCLASS, "Module name: " << modname);
if (!lex.next())
break;
string const fname = lex.getString();
LYXERR(Debug::TCLASS, "Filename: " << fname);
if (!lex.next(true))
break;
string const desc = lex.getString();
LYXERR(Debug::TCLASS, "Description: " << desc);
//FIXME Add packages
if (!lex.next())
break;
string str = lex.getString();
LYXERR(Debug::TCLASS, "Packages: " << str);
vector<string> pkgs;
while (!str.empty()) {
string p;
str = split(str, p, ',');
pkgs.push_back(p);
}
if (!lex.next())
break;
str = lex.getString();
LYXERR(Debug::TCLASS, "Required: " << str);
vector<string> req;
while (!str.empty()) {
string p;
str = split(str, p, '|');
req.push_back(p);
}
if (!lex.next())
break;
str = lex.getString();
LYXERR(Debug::TCLASS, "Excluded: " << str);
vector<string> exc;
while (!str.empty()) {
string p;
str = split(str, p, '|');
exc.push_back(p);
}
if (!lex.next())
break;
string const catgy = lex.getString();
LYXERR(Debug::TCLASS, "Category: " << catgy);
if (!lex.next())
break;
bool const local = lex.getString() == "true";
LYXERR(Debug::TCLASS, "Local: " << local);
// This code is run when we have
// modName, fname, desc, pkgs, req, exc, catgy, and local
addLayoutModule(modname, fname, desc, pkgs, req, exc, catgy, local);
} // end switch
} //end while
LYXERR(Debug::TCLASS, "End of parsing of lyxmodules.lst");
if (!theModuleList.empty())
sort(theModuleList.begin(), theModuleList.end(), ModuleSorter());
return true;
}
// Returns a local socket already in the "listen" state (or -1 in case
// of error). The first argument is the socket address, the second
// is the length of the queue for connections. If successful, a socket
// special file 'name' will be created in the filesystem.
int listen(FileName const & name, int queue)
{
int fd; // File descriptor for the socket
sockaddr_un addr; // Structure that hold the socket address
// We use 'localname' to fill 'addr'
string const localname = name.toFilesystemEncoding();
string::size_type len = localname.size();
// the field sun_path in sockaddr_un is a char[108]
if (len > 107) {
LYXERR0("lyx: Socket address '" << name.absFileName() << "' too long.");
return -1;
}
// Synonims for AF_UNIX are AF_LOCAL and AF_FILE
addr.sun_family = AF_UNIX;
localname.copy(addr.sun_path, 107);
addr.sun_path[len] = '\0';
// This creates a file descriptor for the socket
// Synonims for PF_UNIX are PF_LOCAL and PF_FILE
// For local sockets, the protocol is always 0
// socket() returns -1 in case of error
if ((fd = ::socket(PF_UNIX, SOCK_STREAM, 0))== -1) {
LYXERR0("lyx: Could not create socket descriptor: "
<< strerror(errno));
return -1;
}
// Set NONBLOCK mode for the file descriptor
if (::fcntl(fd, F_SETFL, O_NONBLOCK) == -1) {
LYXERR0("lyx: Could not set NONBLOCK mode for socket descriptor: "
<< strerror(errno));
::close(fd);
return -1;
}
// bind() gives the local address 'name' for 'fd', also creating
// the socket special file in the filesystem. bind() returns -1
// in case of error
if ((::bind (fd, reinterpret_cast<sockaddr *>(&addr), SUN_LEN(&addr))) == -1) {
LYXERR0("lyx: Could not bind address '" << name.absFileName()
<< "' to socket descriptor: " << strerror(errno));
::close(fd);
name.removeFile();
return -1;
}
// Puts the socket in listen state, that is, ready to accept
// connections. The second parameter of listen() defines the
// maximum length the queue of pending connections may grow to.
// It is not a restriction on the number of connections the socket
// can accept. Returns -1 in case of error
if (::listen (fd, queue) == -1) {
LYXERR0("lyx: Could not put socket in 'listen' state: "
<< strerror(errno));
::close(fd);
name.removeFile();
return -1;
}
return fd;
}
bool Mover::copy(FileName const & from, FileName const & to) const
{
return do_copy(from, to, to.absFileName());
}
FileName GuiClipboard::getPastedGraphicsFileName(Cursor const & cur,
Clipboard::GraphicsType & type) const
{
// create file dialog filter according to the existing types in the clipboard
vector<Clipboard::GraphicsType> types;
if (hasGraphicsContents(Clipboard::EmfGraphicsType))
types.push_back(Clipboard::EmfGraphicsType);
if (hasGraphicsContents(Clipboard::WmfGraphicsType))
types.push_back(Clipboard::WmfGraphicsType);
if (hasGraphicsContents(Clipboard::LinkBackGraphicsType))
types.push_back(Clipboard::LinkBackGraphicsType);
if (hasGraphicsContents(Clipboard::PdfGraphicsType))
types.push_back(Clipboard::PdfGraphicsType);
if (hasGraphicsContents(Clipboard::PngGraphicsType))
types.push_back(Clipboard::PngGraphicsType);
if (hasGraphicsContents(Clipboard::JpegGraphicsType))
types.push_back(Clipboard::JpegGraphicsType);
LASSERT(!types.empty(), /**/);
// select prefered type if AnyGraphicsType was passed
if (type == Clipboard::AnyGraphicsType)
type = types.front();
// which extension?
map<Clipboard::GraphicsType, string> extensions;
map<Clipboard::GraphicsType, docstring> typeNames;
extensions[Clipboard::EmfGraphicsType] = "emf";
extensions[Clipboard::WmfGraphicsType] = "wmf";
extensions[Clipboard::LinkBackGraphicsType] = "linkback";
extensions[Clipboard::PdfGraphicsType] = "pdf";
extensions[Clipboard::PngGraphicsType] = "png";
extensions[Clipboard::JpegGraphicsType] = "jpeg";
typeNames[Clipboard::EmfGraphicsType] = _("Enhanced Metafile");
typeNames[Clipboard::WmfGraphicsType] = _("Windows Metafile");
typeNames[Clipboard::LinkBackGraphicsType] = _("LinkBack PDF");
typeNames[Clipboard::PdfGraphicsType] = _("PDF");
typeNames[Clipboard::PngGraphicsType] = _("PNG");
typeNames[Clipboard::JpegGraphicsType] = _("JPEG");
// find unused filename with primary extension
string document_path = cur.buffer()->fileName().onlyPath().absFileName();
unsigned newfile_number = 0;
FileName filename;
do {
++newfile_number;
filename = FileName(addName(document_path,
to_utf8(_("pasted"))
+ convert<string>(newfile_number) + "."
+ extensions[type]));
} while (filename.isReadableFile());
while (true) {
// create file type filter, putting the prefered on to the front
QStringList filter;
for (size_t i = 0; i != types.size(); ++i) {
docstring s = bformat(_("%1$s Files"), typeNames[types[i]])
+ " (*." + from_ascii(extensions[types[i]]) + ")";
if (types[i] == type)
filter.prepend(toqstr(s));
else
filter.append(toqstr(s));
}
filter = fileFilters(filter.join(";;"));
// show save dialog for the graphic
FileDialog dlg(qt_("Choose a filename to save the pasted graphic as"));
FileDialog::Result result =
dlg.save(toqstr(filename.onlyPath().absFileName()), filter,
toqstr(filename.onlyFileName()));
if (result.first == FileDialog::Later)
return FileName();
string newFilename = fromqstr(result.second);
if (newFilename.empty()) {
cur.bv().message(_("Canceled."));
return FileName();
}
filename.set(newFilename);
// check the extension (the user could have changed it)
if (!suffixIs(ascii_lowercase(filename.absFileName()),
"." + extensions[type])) {
// the user changed the extension. Check if the type is available
size_t i;
for (i = 1; i != types.size(); ++i) {
if (suffixIs(ascii_lowercase(filename.absFileName()),
"." + extensions[types[i]])) {
type = types[i];
break;
}
}
// invalid extension found, or none at all. In the latter
// case set the default extensions.
if (i == types.size()
&& filename.onlyFileName().find('.') == string::npos) {
filename.changeExtension("." + extensions[type]);
}
}
// check whether the file exists and warn the user
if (!filename.exists())
break;
int ret = frontend::Alert::prompt(
_("Overwrite external file?"),
bformat(_("File %1$s already exists, do you want to overwrite it?"),
from_utf8(filename.absFileName())), 1, 1, _("&Overwrite"), _("&Cancel"));
if (ret == 0)
// overwrite, hence break the dialog loop
break;
// not overwrite, hence show the dialog again (i.e. loop)
}
return filename;
}
bool Mover::rename(FileName const & from,
FileName const & to) const
{
return do_rename(from, to, to.absFileName());
}
FileName GuiClipboard::getAsGraphics(Cursor const & cur, GraphicsType type) const
{
// get the filename from the user
FileName filename = getPastedGraphicsFileName(cur, type);
if (filename.empty())
return FileName();
// handle image cases first
if (type == PngGraphicsType || type == JpegGraphicsType) {
// get image from QImage from clipboard
QImage image = qApp->clipboard()->image();
if (image.isNull()) {
LYXERR(Debug::ACTION, "No image in clipboard");
return FileName();
}
// convert into graphics format
QByteArray ar;
QBuffer buffer(&ar);
buffer.open(QIODevice::WriteOnly);
if (type == PngGraphicsType)
image.save(toqstr(filename.absFileName()), "PNG");
else if (type == JpegGraphicsType)
image.save(toqstr(filename.absFileName()), "JPEG");
else
LATTEST(false);
return filename;
}
// get mime for type
QString mime;
switch (type) {
case PdfGraphicsType: mime = pdfMimeType(); break;
case LinkBackGraphicsType: mime = pdfMimeType(); break;
case EmfGraphicsType: mime = emfMimeType(); break;
case WmfGraphicsType: mime = wmfMimeType(); break;
default: LASSERT(false, return FileName());
}
// get data
if (!cache_.hasFormat(mime))
return FileName();
// data from ourself or some other LyX instance
QByteArray const ar = cache_.data(mime);
LYXERR(Debug::ACTION, "Getting from clipboard: mime = " << mime.constData()
<< "length = " << ar.count());
QFile f(toqstr(filename.absFileName()));
if (!f.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
LYXERR(Debug::ACTION, "Error opening file "
<< filename.absFileName() << " for writing");
return FileName();
}
// write the (LinkBack) PDF data
f.write(ar);
if (type == LinkBackGraphicsType) {
#ifdef Q_WS_MACX
void const * linkBackData;
unsigned linkBackLen;
getLinkBackData(&linkBackData, &linkBackLen);
f.write((char *)linkBackData, linkBackLen);
quint32 pdfLen = ar.size();
QDataStream ds(&f);
ds << pdfLen; // big endian by default
#else
// only non-Mac this should never happen
LATTEST(false);
#endif // Q_WS_MACX
}
f.close();
return filename;
}
void ExportData::addExternalFile(string const & format,
FileName const & sourceName)
{
addExternalFile(format, sourceName, onlyFileName(sourceName.absFileName()));
}
