Inset::idx_type Inset::index(row_type row, col_type col) const
{
if (row != 0)
LYXERR0("illegal row: " << row);
if (col != 0)
LYXERR0("illegal col: " << col);
return 0;
}
void Row::dump(char const * s) const
{
LYXERR0(s << " pos: " << pos_ << " end: " << end_
<< " width: " << dim_.wid
<< " ascent: " << dim_.asc
<< " descent: " << dim_.des);
}
void Inset::cursorPos(BufferView const & /*bv*/, CursorSlice const &,
bool, int & x, int & y) const
{
LYXERR0("Inset::cursorPos called directly");
x = 100;
y = 100;
}
void doAssert(char const * expr, char const * file, long line)
{
// TODO Should we try to print the call stack before exiting?
LYXERR0("ASSERTION " << expr << " VIOLATED IN " << file << ":" << line);
// comment this out if not needed
BOOST_ASSERT(false);
}
// the ref argument is the label name we are referencing.
// we expect ref to be in the form: pfx:suffix.
//
// if it isn't, then we can't produce a formatted reference,
// so we return "\ref" and put ref into label.
//
// for refstyle, we return "\pfxcmd", and put suffix into
// label and pfx into prefix. this is because refstyle expects
// the command: \pfxcmd{suffix}.
//
// for prettyref, we return "\prettyref" and put ref into label
// and pfx into prefix. this is because prettyref uses the whole
// label, thus: \prettyref{pfx:suffix}.
//
docstring InsetRef::getFormattedCmd(docstring const & ref,
docstring & label, docstring & prefix) const
{
static docstring const defcmd = from_ascii("\\ref");
static docstring const prtcmd = from_ascii("\\prettyref");
label = split(ref, prefix, ':');
// we have to have xxx:xxxxx...
if (label.empty()) {
LYXERR0("Label `" << ref << "' contains no prefix.");
label = ref;
prefix = from_ascii("");
return defcmd;
}
if (prefix.empty()) {
// we have ":xxxx"
label = ref;
return defcmd;
}
if (!buffer().params().use_refstyle) {
// \prettyref uses the whole label
label = ref;
return prtcmd;
}
// make sure the prefix is legal for a latex command
int const len = prefix.size();
for (int i = 0; i < len; i++) {
char_type const c = prefix[i];
if (!isAlphaASCII(c)) {
LYXERR0("Prefix `" << prefix << "' is invalid for LaTeX.");
// restore the label
label = ref;
return defcmd;
}
}
return from_ascii("\\") + prefix + from_ascii("ref");
}
void CacheMimeData::update()
{
time_t const start_time = current_time();
LYXERR(Debug::ACTION, "Creating CacheMimeData object");
cached_formats_ = read_clipboard()->formats();
// Qt times out after 5 seconds if it does not recieve a response.
if (current_time() - start_time > 3) {
LYXERR0("No timely response from clipboard, perhaps process "
<< "holding clipboard is frozen?");
}
}
void Dialog::showData(string const & data)
{
if (isBufferDependent() && !isBufferAvailable())
return;
if (!initialiseParams(data)) {
LYXERR0("Dialog \"" << name()
<< "\" failed to translate the data string passed to show()");
return;
}
showView();
}
// Returns a file descriptor for a new connection from the socket
// descriptor 'sd' (or -1 in case of error)
int accept(int sd)
{
int fd;
// Returns the new file descriptor or -1 in case of error
// Using null pointers for the second and third arguments
// dismiss all information about the connecting client
if ((fd = accept(sd, reinterpret_cast<sockaddr *>(0), reinterpret_cast<socklen_t *>(0))) == -1) {
LYXERR0("lyx: Could not accept connection: "
<< strerror(errno));
return -1;
}
// Sets NONBLOCK mode for the file descriptor
if (::fcntl(fd, F_SETFL, O_NONBLOCK) == -1) {
LYXERR0("lyx: Could not set NONBLOCK mode for connection: "
<< strerror(errno));
::close(fd);
return -1;
}
return fd;
}
Buffer & Inset::buffer()
{
if (!buffer_) {
odocstringstream s;
string const iname = insetName(lyxCode());
LYXERR0("Inset: " << this << " LyX Code: " << lyxCode()
<< " name: " << iname);
s << "LyX Code: " << lyxCode() << " name: " << iname;
LATTEST(false);
throw ExceptionMessage(BufferException,
from_ascii("Inset::buffer_ member not initialized!"), s.str());
}
return *buffer_;
}
static QMimeData const * read_clipboard()
{
LYXERR(Debug::ACTION, "Getting Clipboard");
QMimeData const * source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
if (!source) {
LYXERR0("0 bytes (no QMimeData)");
return new QMimeData;
}
// It appears that doing IO between getting a mimeData object
// and using it can cause a crash (maybe Qt used IO
// as an excuse to free() it? Anyway let's not introduce
// any new IO here, so e.g. leave the following line commented.
// lyxerr << "Got Clipboard (" << (long) source << ")\n" ;
return source;
}
int class_spacing(MathClass const mc1, MathClass const mc2,
MetricsBase const & mb)
{
int spc_code = pair_spc[mc1][mc2];
//lyxerr << class_to_string(mc1) << "+" << class_to_string(mc2)
// << "=" << spc_code << " @" << mb.style << endl;
if (spc_code < 0) {
switch (mb.font.style()) {
case LM_ST_DISPLAY:
case LM_ST_TEXT:
case LM_ST_IGNORE:
case LM_ST_INHERIT:
spc_code = abs(spc_code);
break;
case LM_ST_SCRIPT:
case LM_ST_SCRIPTSCRIPT:
spc_code = 0;
}
}
int spc = 0;
switch(spc_code) {
case 0:
break;
case 1:
spc = mathed_thinmuskip(mb.font);
break;
case 2:
spc = mathed_medmuskip(mb.font);
break;
case 3:
spc = mathed_thickmuskip(mb.font);
break;
default:
LYXERR0("Impossible pair of classes: (" << mc1 << ", " << mc2 << ")");
LATTEST(false);
}
return spc;
}
bool InsetCitation::addKey(string const & key)
{
docstring const ukey = from_utf8(key);
docstring const & curkeys = getParam("key");
if (curkeys.empty()) {
setParam("key", ukey);
cache.recalculate = true;
return true;
}
vector<docstring> keys = getVectorFromString(curkeys);
vector<docstring>::const_iterator it = keys.begin();
vector<docstring>::const_iterator en = keys.end();
for (; it != en; ++it) {
if (*it == ukey) {
LYXERR0("Key " << key << " already present.");
return false;
}
}
keys.push_back(ukey);
setParam("key", getStringFromVector(keys));
cache.recalculate = true;
return true;
}
bool CmdDef::read(string const & def_file)
{
enum {
BN_DEFFILE,
BN_DEFINE
};
LexerKeyword cmdDefTags[] = {
{ "\\def_file", BN_DEFFILE },
{ "\\define", BN_DEFINE }
};
Lexer lex(cmdDefTags);
FileName const tmp(i18nLibFileSearch("commands", def_file, "def"));
lex.setContext("CmdDef::read");
lex.setFile(tmp);
if (!lex.isOK()) {
LYXERR0( "CmdDef::read: cannot open def file:" << tmp);
return false;
}
bool error = false;
while (lex.isOK()) {
switch (lex.lex()) {
case Lexer::LEX_UNDEF:
lex.printError("Unknown tag");
error = true;
continue;
case Lexer::LEX_FEOF:
continue;
case BN_DEFINE:
{
string name, def;
if (lex.next()) {
name = lex.getString();
} else {
lex.printError("BN_DEFINE: Missing command name");
error = true;
break;
}
if (lex.next(true)) {
def = lex.getString();
} else {
lex.printError("BN_DEFINE: missing command definition");
error = true;
break;
}
newCmdDefResult e = newCmdDef(name, def);
switch (e) {
case CmdDefNameEmpty:
lex.printError("BN_DEFINE: Command name is empty");
error = true;
break;
case CmdDefExists:
lex.printError("BN_DEFINE: Command `" + name + "' already defined");
error = true;
break;
case CmdDefInvalid:
lex.printError("BN_DEFINE: Command definition for `" + name + "' is not valid");
error = true;
break;
case CmdDefOk:
break;
}
break;
}
case BN_DEFFILE:
if (lex.next()) {
string const tmp = lex.getString();
error |= !read(tmp);
} else {
lex.printError("BN_DEFFILE: Missing file name");
error = true;
break;
}
break;
}
}
if (error)
LYXERR0("CmdDef::read: error while reading def file:" << tmp);
return !error;
}
// 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;
}
void PreviewLoader::Impl::startLoading(bool wait)
{
if (pending_.empty() || !pconverter_)
return;
// Only start the process off after the buffer is loaded from file.
if (!buffer_.isFullyLoaded())
return;
LYXERR(Debug::GRAPHICS, "PreviewLoader::startLoading()");
// As used by the LaTeX file and by the resulting image files
string const directory = buffer_.temppath();
string const filename_base = unique_filename(directory);
// Create an InProgress instance to place in the map of all
// such processes if it starts correctly.
InProgress inprogress(filename_base, pending_, pconverter_->to);
// clear pending_, so we're ready to start afresh.
pending_.clear();
// Output the LaTeX file.
FileName const latexfile(filename_base + ".tex");
// we use the encoding of the buffer
Encoding const & enc = buffer_.params().encoding();
ofdocstream of;
try { of.reset(enc.iconvName()); }
catch (iconv_codecvt_facet_exception const & e) {
LYXERR0("Caught iconv exception: " << e.what()
<< "\nUnable to create LaTeX file: " << latexfile);
return;
}
TexRow texrow;
otexstream os(of, texrow);
OutputParams runparams(&enc);
LaTeXFeatures features(buffer_, buffer_.params(), runparams);
if (!openFileWrite(of, latexfile))
return;
if (!of) {
LYXERR(Debug::GRAPHICS, "PreviewLoader::startLoading()\n"
<< "Unable to create LaTeX file\n" << latexfile);
return;
}
of << "\\batchmode\n";
dumpPreamble(os);
// handle inputenc etc.
buffer_.params().writeEncodingPreamble(os, features);
of << "\n\\begin{document}\n";
dumpData(of, inprogress.snippets);
of << "\n\\end{document}\n";
of.close();
if (of.fail()) {
LYXERR(Debug::GRAPHICS, "PreviewLoader::startLoading()\n"
<< "File was not closed properly.");
return;
}
double const font_scaling_factor =
buffer_.isExporting() ? 75.0 * buffer_.params().html_math_img_scale
: 0.01 * lyxrc.dpi * lyxrc.zoom * lyxrc.preview_scale_factor;
// FIXME XHTML
// The colors should be customizable.
ColorCode const bg = buffer_.isExporting()
? Color_white : PreviewLoader::backgroundColor();
ColorCode const fg = buffer_.isExporting()
? Color_black : PreviewLoader::foregroundColor();
// The conversion command.
ostringstream cs;
cs << pconverter_->command
<< " " << quoteName(latexfile.toFilesystemEncoding())
<< " --dpi " << int(font_scaling_factor)
<< " --fg " << theApp()->hexName(fg)
<< " --bg " << theApp()->hexName(bg);
// FIXME what about LuaTeX?
if (buffer_.params().useNonTeXFonts)
cs << " --latex=xelatex";
if (buffer_.params().encoding().package() == Encoding::japanese)
cs << " --latex=platex";
if (buffer_.params().bibtex_command != "default")
cs << " --bibtex=" << quoteName(buffer_.params().bibtex_command);
else if (buffer_.params().encoding().package() == Encoding::japanese)
cs << " --bibtex=" << quoteName(lyxrc.jbibtex_command);
else
cs << " --bibtex=" << quoteName(lyxrc.bibtex_command);
if (buffer_.params().bufferFormat() == "lilypond-book")
cs << " --lilypond";
string const command = libScriptSearch(cs.str());
if (wait) {
ForkedCall call(buffer_.filePath());
int ret = call.startScript(ForkedProcess::Wait, command);
static int fake = (2^20) + 1;
int pid = fake++;
inprogress.pid = pid;
inprogress.command = command;
in_progress_[pid] = inprogress;
finishedGenerating(pid, ret);
return;
}
// Initiate the conversion from LaTeX to bitmap images files.
ForkedCall::SignalTypePtr
convert_ptr(new ForkedCall::SignalType);
convert_ptr->connect(bind(&Impl::finishedGenerating, this, _1, _2));
ForkedCall call(buffer_.filePath());
int ret = call.startScript(command, convert_ptr);
if (ret != 0) {
LYXERR(Debug::GRAPHICS, "PreviewLoader::startLoading()\n"
<< "Unable to start process\n" << command);
return;
}
// Store the generation process in a list of all such processes
inprogress.pid = call.pid();
inprogress.command = command;
in_progress_[inprogress.pid] = inprogress;
}
void warning(docstring const & title, docstring const & message,
bool const &)
{
LYXERR0(title);
LYXERR0(message);
}
~Impl()
{
if (cd != invalid_cd && iconv_close(cd) == -1)
LYXERR0("Error returned from iconv_close(" << errno << ")");
}
void InsetMathString::write(WriteStream & os) const
{
if (!os.latex() || os.lockedMode()) {
os << (os.asciiOnly() ? escape(str_) : str_);
return;
}
docstring::const_iterator cit = str_.begin();
docstring::const_iterator end = str_.end();
// We may already be inside an \ensuremath command.
bool in_forced_mode = os.pendingBrace();
// We will take care of matching braces.
os.pendingBrace(false);
while (cit != end) {
bool mathmode = in_forced_mode ? os.textMode() : !os.textMode();
char_type const c = *cit;
docstring command(1, c);
try {
bool termination = false;
if (isASCII(c) ||
Encodings::latexMathChar(c, mathmode, os.encoding(), command, termination)) {
if (os.textMode()) {
if (in_forced_mode) {
// we were inside \lyxmathsym
os << '}';
os.textMode(false);
in_forced_mode = false;
}
if (!isASCII(c) && os.textMode()) {
os << "\\ensuremath{";
os.textMode(false);
in_forced_mode = true;
}
} else if (isASCII(c) && in_forced_mode) {
// we were inside \ensuremath
os << '}';
os.textMode(true);
in_forced_mode = false;
}
} else if (!os.textMode()) {
if (in_forced_mode) {
// we were inside \ensuremath
os << '}';
in_forced_mode = false;
} else {
os << "\\lyxmathsym{";
in_forced_mode = true;
}
os.textMode(true);
}
os << command;
// We may need a space if the command contains a macro
// and the last char is ASCII.
if (termination)
os.pendingSpace(true);
} catch (EncodingException const & e) {
switch (os.output()) {
case WriteStream::wsDryrun: {
os << "<" << _("LyX Warning: ")
<< _("uncodable character") << " '";
os << docstring(1, e.failed_char);
os << "'>";
break;
}
case WriteStream::wsPreview: {
// indicate the encoding error by a boxed '?'
os << "{\\fboxsep=1pt\\fbox{?}}";
LYXERR0("Uncodable character" << " '"
<< docstring(1, e.failed_char)
<< "'");
break;
}
case WriteStream::wsDefault:
default:
// throw again
throw(e);
}
}
++cit;
}
if (in_forced_mode && os.textMode()) {
// We have to care for closing \lyxmathsym
os << '}';
os.textMode(false);
} else {
os.pendingBrace(in_forced_mode);
}
}
// 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;
}
