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lyx_mirror/src/Buffer.cpp
Peter Kümmel c9b9748cee msvcUsing "using namespace std" with msvc10 makes also std::tr1::shared_ptr visible and generates conflicts with boost::shared_ptr. 
Solution: don't use boost::shared_ptr for msvc10 (could also be extended  to several GCC versions)


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34259 a592a061-630c-0410-9148-cb99ea01b6c8
2010-04-22 11:37:32 +00:00

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/**
* \file Buffer.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
* \author Stefan Schimanski
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "Buffer.h"
#include "Author.h"
#include "LayoutFile.h"
#include "BiblioInfo.h"
#include "BranchList.h"
#include "buffer_funcs.h"
#include "BufferList.h"
#include "BufferParams.h"
#include "Bullet.h"
#include "Chktex.h"
#include "Converter.h"
#include "Counters.h"
#include "DispatchResult.h"
#include "DocIterator.h"
#include "Encoding.h"
#include "ErrorList.h"
#include "Exporter.h"
#include "Format.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "IndicesList.h"
#include "InsetIterator.h"
#include "InsetList.h"
#include "Language.h"
#include "LaTeXFeatures.h"
#include "LaTeX.h"
#include "Layout.h"
#include "Lexer.h"
#include "LyXAction.h"
#include "LyX.h"
#include "LyXRC.h"
#include "LyXVC.h"
#include "output_docbook.h"
#include "output.h"
#include "output_latex.h"
#include "output_xhtml.h"
#include "output_plaintext.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "PDFOptions.h"
#include "SpellChecker.h"
#include "sgml.h"
#include "TexRow.h"
#include "TexStream.h"
#include "Text.h"
#include "TextClass.h"
#include "TocBackend.h"
#include "Undo.h"
#include "VCBackend.h"
#include "version.h"
#include "WordLangTuple.h"
#include "WordList.h"
#include "insets/InsetBibitem.h"
#include "insets/InsetBibtex.h"
#include "insets/InsetBranch.h"
#include "insets/InsetInclude.h"
#include "insets/InsetText.h"
#include "mathed/MacroTable.h"
#include "mathed/MathMacroTemplate.h"
#include "mathed/MathSupport.h"
#include "frontends/alert.h"
#include "frontends/Delegates.h"
#include "frontends/WorkAreaManager.h"
#include "graphics/Previews.h"
#include "support/lassert.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/docstring_list.h"
#include "support/ExceptionMessage.h"
#include "support/FileName.h"
#include "support/FileNameList.h"
#include "support/filetools.h"
#include "support/ForkedCalls.h"
#include "support/gettext.h"
#include "support/gzstream.h"
#include "support/lstrings.h"
#include "support/lyxalgo.h"
#include "support/os.h"
#include "support/Package.h"
#include "support/Path.h"
#include "support/Systemcall.h"
#include "support/textutils.h"
#include "support/types.h"
#include "support/bind.h"
#include "support/shared_ptr.h"
#include <algorithm>
#include <fstream>
#include <iomanip>
#include <map>
#include <set>
#include <sstream>
#include <stack>
#include <vector>
using namespace std;
using namespace lyx::support;
namespace lyx {
namespace Alert = frontend::Alert;
namespace os = support::os;
namespace {
// Do not remove the comment below, so we get merge conflict in
// independent branches. Instead add your own.
int const LYX_FORMAT = 387; // rgh: XHTML math options
typedef map<string, bool> DepClean;
typedef map<docstring, pair<InsetLabel const *, Buffer::References> > RefCache;
void showPrintError(string const & name)
{
docstring str = bformat(_("Could not print the document %1$s.\n"
"Check that your printer is set up correctly."),
makeDisplayPath(name, 50));
Alert::error(_("Print document failed"), str);
}
} // namespace anon
class BufferSet : public std::set<Buffer const *> {};
class Buffer::Impl
{
public:
Impl(Buffer * owner, FileName const & file, bool readonly, Buffer const * cloned_buffer);
~Impl()
{
if (wa_) {
wa_->closeAll();
delete wa_;
}
delete inset;
}
/// search for macro in local (buffer) table or in children
MacroData const * getBufferMacro(docstring const & name,
DocIterator const & pos) const;
/// Update macro table starting with position of it \param it in some
/// text inset.
void updateMacros(DocIterator & it, DocIterator & scope);
///
void setLabel(ParIterator & it, UpdateType utype) const;
///
void collectRelatives(BufferSet & bufs) const;
/** If we have branches that use the file suffix
feature, return the file name with suffix appended.
*/
support::FileName exportFileName() const;
Buffer * owner_;
BufferParams params;
LyXVC lyxvc;
FileName temppath;
mutable TexRow texrow;
/// need to regenerate .tex?
DepClean dep_clean;
/// is save needed?
mutable bool lyx_clean;
/// is autosave needed?
mutable bool bak_clean;
/// is this a unnamed file (New...)?
bool unnamed;
/// buffer is r/o
bool read_only;
/// name of the file the buffer is associated with.
FileName filename;
/** Set to true only when the file is fully loaded.
* Used to prevent the premature generation of previews
* and by the citation inset.
*/
bool file_fully_loaded;
///
mutable TocBackend toc_backend;
/// macro tables
typedef pair<DocIterator, MacroData> ScopeMacro;
typedef map<DocIterator, ScopeMacro> PositionScopeMacroMap;
typedef map<docstring, PositionScopeMacroMap> NamePositionScopeMacroMap;
/// map from the macro name to the position map,
/// which maps the macro definition position to the scope and the MacroData.
NamePositionScopeMacroMap macros;
/// This seem to change the way Buffer::getMacro() works
mutable bool macro_lock;
/// positions of child buffers in the buffer
typedef map<Buffer const * const, DocIterator> BufferPositionMap;
typedef pair<DocIterator, Buffer const *> ScopeBuffer;
typedef map<DocIterator, ScopeBuffer> PositionScopeBufferMap;
/// position of children buffers in this buffer
BufferPositionMap children_positions;
/// map from children inclusion positions to their scope and their buffer
PositionScopeBufferMap position_to_children;
/// Container for all sort of Buffer dependant errors.
map<string, ErrorList> errorLists;
/// timestamp and checksum used to test if the file has been externally
/// modified. (Used to properly enable 'File->Revert to saved', bug 4114).
time_t timestamp_;
unsigned long checksum_;
///
frontend::WorkAreaManager * wa_;
///
frontend::GuiBufferDelegate * gui_;
///
Undo undo_;
/// A cache for the bibfiles (including bibfiles of loaded child
/// documents), needed for appropriate update of natbib labels.
mutable support::FileNameList bibfiles_cache_;
// FIXME The caching mechanism could be improved. At present, we have a
// cache for each Buffer, that caches all the bibliography info for that
// Buffer. A more efficient solution would be to have a global cache per
// file, and then to construct the Buffer's bibinfo from that.
/// A cache for bibliography info
mutable BiblioInfo bibinfo_;
/// whether the bibinfo cache is valid
bool bibinfo_cache_valid_;
/// Cache of timestamps of .bib files
map<FileName, time_t> bibfile_status_;
mutable RefCache ref_cache_;
/// our Text that should be wrapped in an InsetText
InsetText * inset;
/// This is here to force the test to be done whenever parent_buffer
/// is accessed.
Buffer const * parent() const {
// if parent_buffer is not loaded, then it has been unloaded,
// which means that parent_buffer is an invalid pointer. So we
// set it to null in that case.
// however, the BufferList doesn't know about cloned buffers, so
// they will always be regarded as unloaded. in that case, we hope
// for the best.
if (!cloned_buffer_ && !theBufferList().isLoaded(parent_buffer))
parent_buffer = 0;
return parent_buffer;
}
///
void setParent(Buffer const * pb) {
if (!cloned_buffer_
&& parent_buffer && pb && parent_buffer != pb)
LYXERR0("Warning: a buffer should not have two parents!");
parent_buffer = pb;
}
/// If non zero, this buffer is a clone of existing buffer \p cloned_buffer_
/// This one is useful for preview detached in a thread.
Buffer const * cloned_buffer_;
private:
/// So we can force access via the accessors.
mutable Buffer const * parent_buffer;
};
/// Creates the per buffer temporary directory
static FileName createBufferTmpDir()
{
static int count;
// We are in our own directory. Why bother to mangle name?
// In fact I wrote this code to circumvent a problematic behaviour
// (bug?) of EMX mkstemp().
FileName tmpfl(package().temp_dir().absFileName() + "/lyx_tmpbuf" +
convert<string>(count++));
if (!tmpfl.createDirectory(0777)) {
throw ExceptionMessage(WarningException, _("Disk Error: "), bformat(
_("LyX could not create the temporary directory '%1$s' (Disk is full maybe?)"),
from_utf8(tmpfl.absFileName())));
}
return tmpfl;
}
Buffer::Impl::Impl(Buffer * owner, FileName const & file, bool readonly_,
Buffer const * cloned_buffer)
: owner_(owner), lyx_clean(true), bak_clean(true), unnamed(false),
read_only(readonly_), filename(file), file_fully_loaded(false),
toc_backend(owner), macro_lock(false), timestamp_(0),
checksum_(0), wa_(0), gui_(0), undo_(*owner), bibinfo_cache_valid_(false),
cloned_buffer_(cloned_buffer), parent_buffer(0)
{
if (!cloned_buffer_) {
temppath = createBufferTmpDir();
lyxvc.setBuffer(owner_);
if (use_gui)
wa_ = new frontend::WorkAreaManager;
return;
}
temppath = cloned_buffer_->d->temppath;
file_fully_loaded = true;
params = cloned_buffer_->d->params;
bibfiles_cache_ = cloned_buffer_->d->bibfiles_cache_;
bibinfo_ = cloned_buffer_->d->bibinfo_;
bibinfo_cache_valid_ = cloned_buffer_->d->bibinfo_cache_valid_;
bibfile_status_ = cloned_buffer_->d->bibfile_status_;
}
Buffer::Buffer(string const & file, bool readonly, Buffer const * cloned_buffer)
: d(new Impl(this, FileName(file), readonly, cloned_buffer))
{
LYXERR(Debug::INFO, "Buffer::Buffer()");
if (cloned_buffer) {
d->inset = new InsetText(*cloned_buffer->d->inset);
d->inset->setBuffer(*this);
// FIXME: optimize this loop somewhat, maybe by creating a new
// general recursive Inset::setId().
DocIterator it = doc_iterator_begin(this);
DocIterator cloned_it = doc_iterator_begin(cloned_buffer);
for (; !it.atEnd(); it.forwardPar(), cloned_it.forwardPar())
it.paragraph().setId(cloned_it.paragraph().id());
} else
d->inset = new InsetText(this);
d->inset->setAutoBreakRows(true);
d->inset->getText(0)->setMacrocontextPosition(par_iterator_begin());
}
Buffer::~Buffer()
{
LYXERR(Debug::INFO, "Buffer::~Buffer()");
// here the buffer should take care that it is
// saved properly, before it goes into the void.
// GuiView already destroyed
d->gui_ = 0;
if (isInternal()) {
// No need to do additional cleanups for internal buffer.
delete d;
return;
}
// loop over children
Impl::BufferPositionMap::iterator it = d->children_positions.begin();
Impl::BufferPositionMap::iterator end = d->children_positions.end();
for (; it != end; ++it) {
Buffer * child = const_cast<Buffer *>(it->first);
if (d->cloned_buffer_)
delete child;
// The child buffer might have been closed already.
else if (theBufferList().isLoaded(child))
theBufferList().releaseChild(this, child);
}
if (!isClean()) {
docstring msg = _("LyX attempted to close a document that had unsaved changes!\n");
msg += emergencyWrite();
Alert::warning(_("Attempting to close changed document!"), msg);
}
// clear references to children in macro tables
d->children_positions.clear();
d->position_to_children.clear();
if (!d->cloned_buffer_ && !d->temppath.destroyDirectory()) {
Alert::warning(_("Could not remove temporary directory"),
bformat(_("Could not remove the temporary directory %1$s"),
from_utf8(d->temppath.absFileName())));
}
// Remove any previewed LaTeX snippets associated with this buffer.
thePreviews().removeLoader(*this);
delete d;
}
Buffer * Buffer::clone() const
{
Buffer * buffer_clone = new Buffer(fileName().absFileName(), false, this);
buffer_clone->d->macro_lock = true;
buffer_clone->d->children_positions.clear();
// FIXME (Abdel 09/01/2010): this is too complicated. The whole children_positions and
// math macro caches need to be rethought and simplified.
// I am not sure wether we should handle Buffer cloning here or in BufferList.
// Right now BufferList knows nothing about buffer clones.
Impl::BufferPositionMap::iterator it = d->children_positions.begin();
Impl::BufferPositionMap::iterator end = d->children_positions.end();
for (; it != end; ++it) {
DocIterator dit = it->second.clone(buffer_clone);
dit.setBuffer(buffer_clone);
Buffer * child = const_cast<Buffer *>(it->first);
Buffer * child_clone = child->clone();
Inset * inset = dit.nextInset();
LASSERT(inset && inset->lyxCode() == INCLUDE_CODE, continue);
InsetInclude * inset_inc = static_cast<InsetInclude *>(inset);
inset_inc->setChildBuffer(child_clone);
child_clone->d->setParent(buffer_clone);
buffer_clone->setChild(dit, child_clone);
}
buffer_clone->d->macro_lock = false;
return buffer_clone;
}
bool Buffer::isClone() const
{
return d->cloned_buffer_;
}
void Buffer::changed(bool update_metrics) const
{
if (d->wa_)
d->wa_->redrawAll(update_metrics);
}
frontend::WorkAreaManager & Buffer::workAreaManager() const
{
LASSERT(d->wa_, /**/);
return *d->wa_;
}
Text & Buffer::text() const
{
return d->inset->text();
}
Inset & Buffer::inset() const
{
return *d->inset;
}
BufferParams & Buffer::params()
{
return d->params;
}
BufferParams const & Buffer::params() const
{
return d->params;
}
ParagraphList & Buffer::paragraphs()
{
return text().paragraphs();
}
ParagraphList const & Buffer::paragraphs() const
{
return text().paragraphs();
}
LyXVC & Buffer::lyxvc()
{
return d->lyxvc;
}
LyXVC const & Buffer::lyxvc() const
{
return d->lyxvc;
}
string const Buffer::temppath() const
{
return d->temppath.absFileName();
}
TexRow & Buffer::texrow()
{
return d->texrow;
}
TexRow const & Buffer::texrow() const
{
return d->texrow;
}
TocBackend & Buffer::tocBackend() const
{
return d->toc_backend;
}
Undo & Buffer::undo()
{
return d->undo_;
}
void Buffer::setChild(DocIterator const & dit, Buffer * child)
{
d->children_positions[child] = dit;
}
string Buffer::latexName(bool const no_path) const
{
FileName latex_name =
makeLatexName(d->exportFileName());
return no_path ? latex_name.onlyFileName()
: latex_name.absFileName();
}
FileName Buffer::Impl::exportFileName() const
{
docstring const branch_suffix =
params.branchlist().getFileNameSuffix();
if (branch_suffix.empty())
return filename;
string const name = filename.onlyFileNameWithoutExt()
+ to_utf8(branch_suffix);
FileName res(filename.onlyPath().absFileName() + "/" + name);
res.changeExtension(filename.extension());
return res;
}
string Buffer::logName(LogType * type) const
{
string const filename = latexName(false);
if (filename.empty()) {
if (type)
*type = latexlog;
return string();
}
string const path = temppath();
FileName const fname(addName(temppath(),
onlyFileName(changeExtension(filename,
".log"))));
// FIXME: how do we know this is the name of the build log?
FileName const bname(
addName(path, onlyFileName(
changeExtension(filename,
formats.extension(bufferFormat()) + ".out"))));
// Also consider the master buffer log file
FileName masterfname = fname;
LogType mtype;
if (masterBuffer() != this) {
string const mlogfile = masterBuffer()->logName(&mtype);
masterfname = FileName(mlogfile);
}
// If no Latex log or Build log is newer, show Build log
if (bname.exists() &&
((!fname.exists() && !masterfname.exists())
|| (fname.lastModified() < bname.lastModified()
&& masterfname.lastModified() < bname.lastModified()))) {
LYXERR(Debug::FILES, "Log name calculated as: " << bname);
if (type)
*type = buildlog;
return bname.absFileName();
// If we have a newer master file log or only a master log, show this
} else if (fname != masterfname
&& (!fname.exists() && (masterfname.exists()
|| fname.lastModified() < masterfname.lastModified()))) {
LYXERR(Debug::FILES, "Log name calculated as: " << masterfname);
if (type)
*type = mtype;
return masterfname.absFileName();
}
LYXERR(Debug::FILES, "Log name calculated as: " << fname);
if (type)
*type = latexlog;
return fname.absFileName();
}
void Buffer::setReadonly(bool const flag)
{
if (d->read_only != flag) {
d->read_only = flag;
changed(false);
}
}
void Buffer::setFileName(string const & newfile)
{
d->filename = makeAbsPath(newfile);
setReadonly(d->filename.isReadOnly());
updateTitles();
}
int Buffer::readHeader(Lexer & lex)
{
int unknown_tokens = 0;
int line = -1;
int begin_header_line = -1;
// Initialize parameters that may be/go lacking in header:
params().branchlist().clear();
params().preamble.erase();
params().options.erase();
params().master.erase();
params().float_placement.erase();
params().paperwidth.erase();
params().paperheight.erase();
params().leftmargin.erase();
params().rightmargin.erase();
params().topmargin.erase();
params().bottommargin.erase();
params().headheight.erase();
params().headsep.erase();
params().footskip.erase();
params().columnsep.erase();
params().fontsCJK.erase();
params().listings_params.clear();
params().clearLayoutModules();
params().clearRemovedModules();
params().clearIncludedChildren();
params().pdfoptions().clear();
params().indiceslist().clear();
params().backgroundcolor = lyx::rgbFromHexName("#ffffff");
params().isbackgroundcolor = false;
params().fontcolor = lyx::rgbFromHexName("#000000");
params().isfontcolor = false;
params().notefontcolor = lyx::rgbFromHexName("#cccccc");
params().boxbgcolor = lyx::rgbFromHexName("#ff0000");
for (int i = 0; i < 4; ++i) {
params().user_defined_bullet(i) = ITEMIZE_DEFAULTS[i];
params().temp_bullet(i) = ITEMIZE_DEFAULTS[i];
}
ErrorList & errorList = d->errorLists["Parse"];
while (lex.isOK()) {
string token;
lex >> token;
if (token.empty())
continue;
if (token == "\\end_header")
break;
++line;
if (token == "\\begin_header") {
begin_header_line = line;
continue;
}
LYXERR(Debug::PARSER, "Handling document header token: `"
<< token << '\'');
string unknown = params().readToken(lex, token, d->filename.onlyPath());
if (!unknown.empty()) {
if (unknown[0] != '\\' && token == "\\textclass") {
Alert::warning(_("Unknown document class"),
bformat(_("Using the default document class, because the "
"class %1$s is unknown."), from_utf8(unknown)));
} else {
++unknown_tokens;
docstring const s = bformat(_("Unknown token: "
"%1$s %2$s\n"),
from_utf8(token),
lex.getDocString());
errorList.push_back(ErrorItem(_("Document header error"),
s, -1, 0, 0));
}
}
}
if (begin_header_line) {
docstring const s = _("\\begin_header is missing");
errorList.push_back(ErrorItem(_("Document header error"),
s, -1, 0, 0));
}
params().makeDocumentClass();
return unknown_tokens;
}
// Uwe C. Schroeder
// changed to be public and have one parameter
// Returns true if "\end_document" is not read (Asger)
bool Buffer::readDocument(Lexer & lex)
{
ErrorList & errorList = d->errorLists["Parse"];
errorList.clear();
if (!lex.checkFor("\\begin_document")) {
docstring const s = _("\\begin_document is missing");
errorList.push_back(ErrorItem(_("Document header error"),
s, -1, 0, 0));
}
// we are reading in a brand new document
LASSERT(paragraphs().empty(), /**/);
readHeader(lex);
if (params().outputChanges) {
bool dvipost = LaTeXFeatures::isAvailable("dvipost");
bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
LaTeXFeatures::isAvailable("xcolor");
if (!dvipost && !xcolorulem) {
Alert::warning(_("Changes not shown in LaTeX output"),
_("Changes will not be highlighted in LaTeX output, "
"because neither dvipost nor xcolor/ulem are installed.\n"
"Please install these packages or redefine "
"\\lyxadded and \\lyxdeleted in the LaTeX preamble."));
} else if (!xcolorulem) {
Alert::warning(_("Changes not shown in LaTeX output"),
_("Changes will not be highlighted in LaTeX output "
"when using pdflatex, because xcolor and ulem are not installed.\n"
"Please install both packages or redefine "
"\\lyxadded and \\lyxdeleted in the LaTeX preamble."));
}
}
if (!params().master.empty()) {
FileName const master_file = makeAbsPath(params().master,
onlyPath(absFileName()));
if (isLyXFileName(master_file.absFileName())) {
Buffer * master =
checkAndLoadLyXFile(master_file, true);
if (master) {
// necessary e.g. after a reload
// to re-register the child (bug 5873)
// FIXME: clean up updateMacros (here, only
// child registering is needed).
master->updateMacros();
// set master as master buffer, but only
// if we are a real child
if (master->isChild(this))
setParent(master);
// if the master is not fully loaded
// it is probably just loading this
// child. No warning needed then.
else if (master->isFullyLoaded())
LYXERR0("The master '"
<< params().master
<< "' assigned to this document ("
<< absFileName()
<< ") does not include "
"this document. Ignoring the master assignment.");
}
}
}
// assure we have a default index
params().indiceslist().addDefault(B_("Index"));
// read main text
bool const res = text().read(lex, errorList, d->inset);
usermacros.clear();
updateMacros();
updateMacroInstances();
return res;
}
bool Buffer::readString(string const & s)
{
params().compressed = false;
// remove dummy empty par
paragraphs().clear();
Lexer lex;
istringstream is(s);
lex.setStream(is);
FileName const name = FileName::tempName("Buffer_readString");
switch (readFile(lex, name, true)) {
case failure:
return false;
case wrongversion: {
// We need to call lyx2lyx, so write the input to a file
ofstream os(name.toFilesystemEncoding().c_str());
os << s;
os.close();
return readFile(name);
}
case success:
break;
}
return true;
}
bool Buffer::readFile(FileName const & filename)
{
FileName fname(filename);
params().compressed = fname.isZippedFile();
// remove dummy empty par
paragraphs().clear();
Lexer lex;
lex.setFile(fname);
if (readFile(lex, fname) != success)
return false;
return true;
}
bool Buffer::isFullyLoaded() const
{
return d->file_fully_loaded;
}
void Buffer::setFullyLoaded(bool value)
{
d->file_fully_loaded = value;
}
Buffer::ReadStatus Buffer::readFile(Lexer & lex, FileName const & filename,
bool fromstring)
{
LASSERT(!filename.empty(), /**/);
// the first (non-comment) token _must_ be...
if (!lex.checkFor("\\lyxformat")) {
Alert::error(_("Document format failure"),
bformat(_("%1$s is not a readable LyX document."),
from_utf8(filename.absFileName())));
return failure;
}
string tmp_format;
lex >> tmp_format;
//lyxerr << "LyX Format: `" << tmp_format << '\'' << endl;
// if present remove ".," from string.
size_t dot = tmp_format.find_first_of(".,");
//lyxerr << " dot found at " << dot << endl;
if (dot != string::npos)
tmp_format.erase(dot, 1);
int const file_format = convert<int>(tmp_format);
//lyxerr << "format: " << file_format << endl;
// save timestamp and checksum of the original disk file, making sure
// to not overwrite them with those of the file created in the tempdir
// when it has to be converted to the current format.
if (!d->checksum_) {
// Save the timestamp and checksum of disk file. If filename is an
// emergency file, save the timestamp and checksum of the original lyx file
// because isExternallyModified will check for this file. (BUG4193)
string diskfile = filename.absFileName();
if (suffixIs(diskfile, ".emergency"))
diskfile = diskfile.substr(0, diskfile.size() - 10);
saveCheckSum(FileName(diskfile));
}
if (file_format != LYX_FORMAT) {
if (fromstring)
// lyx2lyx would fail
return wrongversion;
FileName const tmpfile = FileName::tempName("Buffer_readFile");
if (tmpfile.empty()) {
Alert::error(_("Conversion failed"),
bformat(_("%1$s is from a different"
" version of LyX, but a temporary"
" file for converting it could"
" not be created."),
from_utf8(filename.absFileName())));
return failure;
}
FileName const lyx2lyx = libFileSearch("lyx2lyx", "lyx2lyx");
if (lyx2lyx.empty()) {
Alert::error(_("Conversion script not found"),
bformat(_("%1$s is from a different"
" version of LyX, but the"
" conversion script lyx2lyx"
" could not be found."),
from_utf8(filename.absFileName())));
return failure;
}
ostringstream command;
command << os::python()
<< ' ' << quoteName(lyx2lyx.toFilesystemEncoding())
<< " -t " << convert<string>(LYX_FORMAT)
<< " -o " << quoteName(tmpfile.toFilesystemEncoding())
<< ' ' << quoteName(filename.toSafeFilesystemEncoding());
string const command_str = command.str();
LYXERR(Debug::INFO, "Running '" << command_str << '\'');
cmd_ret const ret = runCommand(command_str);
if (ret.first != 0) {
if (file_format < LYX_FORMAT)
Alert::error(_("Conversion script failed"),
bformat(_("%1$s is from an older version"
" of LyX, but the lyx2lyx script"
" failed to convert it."),
from_utf8(filename.absFileName())));
else
Alert::error(_("Conversion script failed"),
bformat(_("%1$s is from a newer version"
" of LyX and cannot be converted by the"
" lyx2lyx script."),
from_utf8(filename.absFileName())));
return failure;
} else {
bool const ret = readFile(tmpfile);
// Do stuff with tmpfile name and buffer name here.
return ret ? success : failure;
}
}
if (readDocument(lex)) {
Alert::error(_("Document format failure"),
bformat(_("%1$s ended unexpectedly, which means"
" that it is probably corrupted."),
from_utf8(filename.absFileName())));
return failure;
}
d->file_fully_loaded = true;
return success;
}
// Should probably be moved to somewhere else: BufferView? GuiView?
bool Buffer::save() const
{
// ask if the disk file has been externally modified (use checksum method)
if (fileName().exists() && isExternallyModified(checksum_method)) {
docstring const file = makeDisplayPath(absFileName(), 20);
docstring text = bformat(_("Document %1$s has been externally modified. Are you sure "
"you want to overwrite this file?"), file);
int const ret = Alert::prompt(_("Overwrite modified file?"),
text, 1, 1, _("&Overwrite"), _("&Cancel"));
if (ret == 1)
return false;
}
// We don't need autosaves in the immediate future. (Asger)
resetAutosaveTimers();
FileName backupName;
bool madeBackup = false;
// make a backup if the file already exists
if (lyxrc.make_backup && fileName().exists()) {
backupName = FileName(absFileName() + '~');
if (!lyxrc.backupdir_path.empty()) {
string const mangledName =
subst(subst(backupName.absFileName(), '/', '!'), ':', '!');
backupName = FileName(addName(lyxrc.backupdir_path,
mangledName));
}
if (fileName().moveTo(backupName)) {
madeBackup = true;
} else {
Alert::error(_("Backup failure"),
bformat(_("Cannot create backup file %1$s.\n"
"Please check whether the directory exists and is writeable."),
from_utf8(backupName.absFileName())));
//LYXERR(Debug::DEBUG, "Fs error: " << fe.what());
}
}
if (writeFile(d->filename)) {
markClean();
return true;
} else {
// Saving failed, so backup is not backup
if (madeBackup)
backupName.moveTo(d->filename);
return false;
}
}
bool Buffer::writeFile(FileName const & fname) const
{
if (d->read_only && fname == d->filename)
return false;
bool retval = false;
docstring const str = bformat(_("Saving document %1$s..."),
makeDisplayPath(fname.absFileName()));
message(str);
string const encoded_fname = fname.toSafeFilesystemEncoding(os::CREATE);
if (params().compressed) {
gz::ogzstream ofs(encoded_fname.c_str(), ios::out|ios::trunc);
retval = ofs && write(ofs);
} else {
ofstream ofs(encoded_fname.c_str(), ios::out|ios::trunc);
retval = ofs && write(ofs);
}
if (!retval) {
message(str + _(" could not write file!"));
return false;
}
// see bug 6587
// removeAutosaveFile();
saveCheckSum(d->filename);
message(str + _(" done."));
return true;
}
docstring Buffer::emergencyWrite()
{
// No need to save if the buffer has not changed.
if (isClean())
return docstring();
string const doc = isUnnamed() ? onlyFileName(absFileName()) : absFileName();
docstring user_message = bformat(
_("LyX: Attempting to save document %1$s\n"), from_utf8(doc));
// We try to save three places:
// 1) Same place as document. Unless it is an unnamed doc.
if (!isUnnamed()) {
string s = absFileName();
s += ".emergency";
LYXERR0(" " << s);
if (writeFile(FileName(s))) {
markClean();
user_message += bformat(_(" Saved to %1$s. Phew.\n"), from_utf8(s));
return user_message;
} else {
user_message += _(" Save failed! Trying again...\n");
}
}
// 2) In HOME directory.
string s = addName(package().home_dir().absFileName(), absFileName());
s += ".emergency";
lyxerr << ' ' << s << endl;
if (writeFile(FileName(s))) {
markClean();
user_message += bformat(_(" Saved to %1$s. Phew.\n"), from_utf8(s));
return user_message;
}
user_message += _(" Save failed! Trying yet again...\n");
// 3) In "/tmp" directory.
// MakeAbsPath to prepend the current
// drive letter on OS/2
s = addName(package().temp_dir().absFileName(), absFileName());
s += ".emergency";
lyxerr << ' ' << s << endl;
if (writeFile(FileName(s))) {
markClean();
user_message += bformat(_(" Saved to %1$s. Phew.\n"), from_utf8(s));
return user_message;
}
user_message += _(" Save failed! Bummer. Document is lost.");
// Don't try again.
markClean();
return user_message;
}
bool Buffer::write(ostream & ofs) const
{
#ifdef HAVE_LOCALE
// Use the standard "C" locale for file output.
ofs.imbue(locale::classic());
#endif
// The top of the file should not be written by params().
// write out a comment in the top of the file
ofs << "#LyX " << lyx_version
<< " created this file. For more info see http://www.lyx.org/\n"
<< "\\lyxformat " << LYX_FORMAT << "\n"
<< "\\begin_document\n";
/// For each author, set 'used' to true if there is a change
/// by this author in the document; otherwise set it to 'false'.
AuthorList::Authors::const_iterator a_it = params().authors().begin();
AuthorList::Authors::const_iterator a_end = params().authors().end();
for (; a_it != a_end; ++a_it)
a_it->setUsed(false);
ParIterator const end = const_cast<Buffer *>(this)->par_iterator_end();
ParIterator it = const_cast<Buffer *>(this)->par_iterator_begin();
for ( ; it != end; ++it)
it->checkAuthors(params().authors());
// now write out the buffer parameters.
ofs << "\\begin_header\n";
params().writeFile(ofs);
ofs << "\\end_header\n";
// write the text
ofs << "\n\\begin_body\n";
text().write(ofs);
ofs << "\n\\end_body\n";
// Write marker that shows file is complete
ofs << "\\end_document" << endl;
// Shouldn't really be needed....
//ofs.close();
// how to check if close went ok?
// Following is an attempt... (BE 20001011)
// good() returns false if any error occured, including some
// formatting error.
// bad() returns true if something bad happened in the buffer,
// which should include file system full errors.
bool status = true;
if (!ofs) {
status = false;
lyxerr << "File was not closed properly." << endl;
}
return status;
}
bool Buffer::makeLaTeXFile(FileName const & fname,
string const & original_path,
OutputParams const & runparams_in,
bool output_preamble, bool output_body) const
{
OutputParams runparams = runparams_in;
if (params().useXetex)
runparams.flavor = OutputParams::XETEX;
string const encoding = runparams.encoding->iconvName();
LYXERR(Debug::LATEX, "makeLaTeXFile encoding: " << encoding << "...");
ofdocstream ofs;
try { ofs.reset(encoding); }
catch (iconv_codecvt_facet_exception & e) {
lyxerr << "Caught iconv exception: " << e.what() << endl;
Alert::error(_("Iconv software exception Detected"), bformat(_("Please "
"verify that the support software for your encoding (%1$s) is "
"properly installed"), from_ascii(encoding)));
return false;
}
if (!openFileWrite(ofs, fname))
return false;
//TexStream ts(ofs.rdbuf(), &texrow());
ErrorList & errorList = d->errorLists["Export"];
errorList.clear();
bool failed_export = false;
try {
d->texrow.reset();
writeLaTeXSource(ofs, original_path,
runparams, output_preamble, output_body);
}
catch (EncodingException & e) {
odocstringstream ods;
ods.put(e.failed_char);
ostringstream oss;
oss << "0x" << hex << e.failed_char << dec;
docstring msg = bformat(_("Could not find LaTeX command for character '%1$s'"
" (code point %2$s)"),
ods.str(), from_utf8(oss.str()));
errorList.push_back(ErrorItem(msg, _("Some characters of your document are probably not "
"representable in the chosen encoding.\n"
"Changing the document encoding to utf8 could help."),
e.par_id, e.pos, e.pos + 1));
failed_export = true;
}
catch (iconv_codecvt_facet_exception & e) {
errorList.push_back(ErrorItem(_("iconv conversion failed"),
_(e.what()), -1, 0, 0));
failed_export = true;
}
catch (exception const & e) {
errorList.push_back(ErrorItem(_("conversion failed"),
_(e.what()), -1, 0, 0));
failed_export = true;
}
catch (...) {
lyxerr << "Caught some really weird exception..." << endl;
lyx_exit(1);
}
ofs.close();
if (ofs.fail()) {
failed_export = true;
lyxerr << "File '" << fname << "' was not closed properly." << endl;
}
errors("Export");
return !failed_export;
}
void Buffer::writeLaTeXSource(odocstream & os,
string const & original_path,
OutputParams const & runparams_in,
bool const output_preamble, bool const output_body) const
{
// The child documents, if any, shall be already loaded at this point.
OutputParams runparams = runparams_in;
// Classify the unicode characters appearing in math insets
Encodings::initUnicodeMath(*this);
// validate the buffer.
LYXERR(Debug::LATEX, " Validating buffer...");
LaTeXFeatures features(*this, params(), runparams);
validate(features);
LYXERR(Debug::LATEX, " Buffer validation done.");
// The starting paragraph of the coming rows is the
// first paragraph of the document. (Asger)
if (output_preamble && runparams.nice) {
os << "%% LyX " << lyx_version << " created this file. "
"For more info, see http://www.lyx.org/.\n"
"%% Do not edit unless you really know what "
"you are doing.\n";
d->texrow.newline();
d->texrow.newline();
}
LYXERR(Debug::INFO, "lyx document header finished");
// Don't move this behind the parent_buffer=0 code below,
// because then the macros will not get the right "redefinition"
// flag as they don't see the parent macros which are output before.
updateMacros();
// fold macros if possible, still with parent buffer as the
// macros will be put in the prefix anyway.
updateMacroInstances();
// There are a few differences between nice LaTeX and usual files:
// usual is \batchmode and has a
// special input@path to allow the including of figures
// with either \input or \includegraphics (what figinsets do).
// input@path is set when the actual parameter
// original_path is set. This is done for usual tex-file, but not
// for nice-latex-file. (Matthias 250696)
// Note that input@path is only needed for something the user does
// in the preamble, included .tex files or ERT, files included by
// LyX work without it.
if (output_preamble) {
if (!runparams.nice) {
// code for usual, NOT nice-latex-file
os << "\\batchmode\n"; // changed
// from \nonstopmode
d->texrow.newline();
}
if (!original_path.empty()) {
// FIXME UNICODE
// We don't know the encoding of inputpath
docstring const inputpath = from_utf8(support::latex_path(original_path));
docstring uncodable_glyphs;
Encoding const * const enc = runparams.encoding;
if (enc) {
for (size_t n = 0; n < inputpath.size(); ++n) {
docstring const glyph =
docstring(1, inputpath[n]);
if (enc->latexChar(inputpath[n], true) != glyph) {
LYXERR0("Uncodable character '"
<< glyph
<< "' in input path!");
uncodable_glyphs += glyph;
}
}
}
// warn user if we found uncodable glyphs.
if (!uncodable_glyphs.empty()) {
frontend::Alert::warning(_("Uncodable character in file path"),
support::bformat(_("The path of your document\n"
"(%1$s)\n"
"contains glyphs that are unknown in the\n"
"current document encoding (namely %2$s).\n"
"This will likely result in incomplete output.\n\n"
"Choose an appropriate document encoding (such as utf8)\n"
"or change the file path name."), inputpath, uncodable_glyphs));
} else {
os << "\\makeatletter\n"
<< "\\def\\input@path{{"
<< inputpath << "/}}\n"
<< "\\makeatother\n";
d->texrow.newline();
d->texrow.newline();
d->texrow.newline();
}
}
// get parent macros (if this buffer has a parent) which will be
// written at the document begin further down.
MacroSet parentMacros;
listParentMacros(parentMacros, features);
// Write the preamble
runparams.use_babel = params().writeLaTeX(os, features,
d->texrow,
d->filename.onlyPath());
runparams.use_japanese = features.isRequired("japanese");
if (!output_body)
return;
// make the body.
os << "\\begin{document}\n";
d->texrow.newline();
// output the parent macros
MacroSet::iterator it = parentMacros.begin();
MacroSet::iterator end = parentMacros.end();
for (; it != end; ++it) {
int num_lines = (*it)->write(os, true);
d->texrow.newlines(num_lines);
}
} // output_preamble
d->texrow.start(paragraphs().begin()->id(), 0);
LYXERR(Debug::INFO, "preamble finished, now the body.");
// if we are doing a real file with body, even if this is the
// child of some other buffer, let's cut the link here.
// This happens for example if only a child document is printed.
Buffer const * save_parent = 0;
if (output_preamble) {
save_parent = d->parent();
d->setParent(0);
}
// the real stuff
latexParagraphs(*this, text(), os, d->texrow, runparams);
// Restore the parenthood if needed
if (output_preamble)
d->setParent(save_parent);
// add this just in case after all the paragraphs
os << endl;
d->texrow.newline();
if (output_preamble) {
os << "\\end{document}\n";
d->texrow.newline();
LYXERR(Debug::LATEX, "makeLaTeXFile...done");
} else {
LYXERR(Debug::LATEX, "LaTeXFile for inclusion made.");
}
runparams_in.encoding = runparams.encoding;
// Just to be sure. (Asger)
d->texrow.newline();
//for (int i = 0; i<d->texrow.rows(); i++) {
// int id,pos;
// if (d->texrow.getIdFromRow(i+1,id,pos) && id>0)
// lyxerr << i+1 << ":" << id << ":" << getParFromID(id).paragraph().asString()<<"\n";
//}
LYXERR(Debug::INFO, "Finished making LaTeX file.");
LYXERR(Debug::INFO, "Row count was " << d->texrow.rows() - 1 << '.');
}
bool Buffer::isLatex() const
{
return params().documentClass().outputType() == LATEX;
}
bool Buffer::isLiterate() const
{
return params().documentClass().outputType() == LITERATE;
}
bool Buffer::isDocBook() const
{
return params().documentClass().outputType() == DOCBOOK;
}
void Buffer::makeDocBookFile(FileName const & fname,
OutputParams const & runparams,
bool const body_only) const
{
LYXERR(Debug::LATEX, "makeDocBookFile...");
ofdocstream ofs;
if (!openFileWrite(ofs, fname))
return;
writeDocBookSource(ofs, fname.absFileName(), runparams, body_only);
ofs.close();
if (ofs.fail())
lyxerr << "File '" << fname << "' was not closed properly." << endl;
}
void Buffer::writeDocBookSource(odocstream & os, string const & fname,
OutputParams const & runparams,
bool const only_body) const
{
LaTeXFeatures features(*this, params(), runparams);
validate(features);
d->texrow.reset();
DocumentClass const & tclass = params().documentClass();
string const top_element = tclass.latexname();
if (!only_body) {
if (runparams.flavor == OutputParams::XML)
os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
// FIXME UNICODE
os << "<!DOCTYPE " << from_ascii(top_element) << ' ';
// FIXME UNICODE
if (! tclass.class_header().empty())
os << from_ascii(tclass.class_header());
else if (runparams.flavor == OutputParams::XML)
os << "PUBLIC \"-//OASIS//DTD DocBook XML//EN\" "
<< "\"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd\"";
else
os << " PUBLIC \"-//OASIS//DTD DocBook V4.2//EN\"";
docstring preamble = from_utf8(params().preamble);
if (runparams.flavor != OutputParams::XML ) {
preamble += "<!ENTITY % output.print.png \"IGNORE\">\n";
preamble += "<!ENTITY % output.print.pdf \"IGNORE\">\n";
preamble += "<!ENTITY % output.print.eps \"IGNORE\">\n";
preamble += "<!ENTITY % output.print.bmp \"IGNORE\">\n";
}
string const name = runparams.nice
? changeExtension(absFileName(), ".sgml") : fname;
preamble += features.getIncludedFiles(name);
preamble += features.getLyXSGMLEntities();
if (!preamble.empty()) {
os << "\n [ " << preamble << " ]";
}
os << ">\n\n";
}
string top = top_element;
top += " lang=\"";
if (runparams.flavor == OutputParams::XML)
top += params().language->code();
else
top += params().language->code().substr(0, 2);
top += '"';
if (!params().options.empty()) {
top += ' ';
top += params().options;
}
os << "<!-- " << ((runparams.flavor == OutputParams::XML)? "XML" : "SGML")
<< " file was created by LyX " << lyx_version
<< "\n See http://www.lyx.org/ for more information -->\n";
params().documentClass().counters().reset();
updateMacros();
sgml::openTag(os, top);
os << '\n';
docbookParagraphs(text(), *this, os, runparams);
sgml::closeTag(os, top_element);
}
void Buffer::makeLyXHTMLFile(FileName const & fname,
OutputParams const & runparams,
bool const body_only) const
{
LYXERR(Debug::LATEX, "makeLyXHTMLFile...");
ofdocstream ofs;
if (!openFileWrite(ofs, fname))
return;
writeLyXHTMLSource(ofs, runparams, body_only);
ofs.close();
if (ofs.fail())
lyxerr << "File '" << fname << "' was not closed properly." << endl;
}
void Buffer::writeLyXHTMLSource(odocstream & os,
OutputParams const & runparams,
bool const only_body) const
{
LaTeXFeatures features(*this, params(), runparams);
validate(features);
updateBuffer(UpdateMaster, OutputUpdate);
checkBibInfoCache();
d->bibinfo_.makeCitationLabels(*this);
updateMacros();
updateMacroInstances();
if (!only_body) {
os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
<< "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN\" \"http://www.w3.org/TR/MathML2/dtd/xhtml-math11-f.dtd\">\n"
// FIXME Language should be set properly.
<< "<html xmlns=\"http://www.w3.org/1999/xhtml\">\n"
<< "<head>\n"
<< "<meta name=\"GENERATOR\" content=\"" << PACKAGE_STRING << "\" />\n"
// FIXME Presumably need to set this right
<< "<meta http-equiv=\"Content-type\" content=\"text/html;charset=UTF-8\" />\n";
docstring const & doctitle = features.htmlTitle();
os << "<title>"
<< (doctitle.empty() ? from_ascii("LyX Document") : doctitle)
<< "</title>\n";
os << "\n<!-- Text Class Preamble -->\n"
<< features.getTClassHTMLPreamble()
<< "\n<!-- Premable Snippets -->\n"
<< from_utf8(features.getPreambleSnippets());
os << "\n<!-- Layout-provided Styles -->\n";
docstring const styleinfo = features.getTClassHTMLStyles();
if (!styleinfo.empty()) {
os << "<style type='text/css'>\n"
<< styleinfo
<< "</style>\n";
}
os << "</head>\n<body>\n";
}
XHTMLStream xs(os);
params().documentClass().counters().reset();
xhtmlParagraphs(text(), *this, xs, runparams);
if (!only_body)
os << "</body>\n</html>\n";
}
// chktex should be run with these flags disabled: 3, 22, 25, 30, 38(?)
// Other flags: -wall -v0 -x
int Buffer::runChktex()
{
setBusy(true);
// get LaTeX-Filename
FileName const path(temppath());
string const name = addName(path.absFileName(), latexName());
string const org_path = filePath();
PathChanger p(path); // path to LaTeX file
message(_("Running chktex..."));
// Generate the LaTeX file if neccessary
OutputParams runparams(&params().encoding());
runparams.flavor = OutputParams::LATEX;
runparams.nice = false;
runparams.linelen = lyxrc.plaintext_linelen;
makeLaTeXFile(FileName(name), org_path, runparams);
TeXErrors terr;
Chktex chktex(lyxrc.chktex_command, onlyFileName(name), filePath());
int const res = chktex.run(terr); // run chktex
if (res == -1) {
Alert::error(_("chktex failure"),
_("Could not run chktex successfully."));
} else if (res > 0) {
ErrorList & errlist = d->errorLists["ChkTeX"];
errlist.clear();
bufferErrors(terr, errlist);
}
setBusy(false);
errors("ChkTeX");
return res;
}
void Buffer::validate(LaTeXFeatures & features) const
{
params().validate(features);
updateMacros();
for_each(paragraphs().begin(), paragraphs().end(),
bind(&Paragraph::validate, _1, boost::ref(features)));
if (lyxerr.debugging(Debug::LATEX)) {
features.showStruct();
}
}
void Buffer::getLabelList(vector<docstring> & list) const
{
// If this is a child document, use the parent's list instead.
Buffer const * const pbuf = d->parent();
if (pbuf) {
pbuf->getLabelList(list);
return;
}
list.clear();
Toc & toc = d->toc_backend.toc("label");
TocIterator toc_it = toc.begin();
TocIterator end = toc.end();
for (; toc_it != end; ++toc_it) {
if (toc_it->depth() == 0)
list.push_back(toc_it->str());
}
}
void Buffer::updateBibfilesCache(UpdateScope scope) const
{
// If this is a child document, use the parent's cache instead.
Buffer const * const pbuf = d->parent();
if (pbuf && scope != UpdateChildOnly) {
pbuf->updateBibfilesCache();
return;
}
d->bibfiles_cache_.clear();
for (InsetIterator it = inset_iterator_begin(inset()); it; ++it) {
if (it->lyxCode() == BIBTEX_CODE) {
InsetBibtex const & inset =
static_cast<InsetBibtex const &>(*it);
support::FileNameList const bibfiles = inset.getBibFiles();
d->bibfiles_cache_.insert(d->bibfiles_cache_.end(),
bibfiles.begin(),
bibfiles.end());
} else if (it->lyxCode() == INCLUDE_CODE) {
InsetInclude & inset =
static_cast<InsetInclude &>(*it);
inset.updateBibfilesCache();
support::FileNameList const & bibfiles =
inset.getBibfilesCache();
d->bibfiles_cache_.insert(d->bibfiles_cache_.end(),
bibfiles.begin(),
bibfiles.end());
}
}
// the bibinfo cache is now invalid
d->bibinfo_cache_valid_ = false;
}
void Buffer::invalidateBibinfoCache()
{
d->bibinfo_cache_valid_ = false;
}
support::FileNameList const & Buffer::getBibfilesCache(UpdateScope scope) const
{
// If this is a child document, use the parent's cache instead.
Buffer const * const pbuf = d->parent();
if (pbuf && scope != UpdateChildOnly)
return pbuf->getBibfilesCache();
// We update the cache when first used instead of at loading time.
if (d->bibfiles_cache_.empty())
const_cast<Buffer *>(this)->updateBibfilesCache(scope);
return d->bibfiles_cache_;
}
BiblioInfo const & Buffer::masterBibInfo() const
{
// if this is a child document and the parent is already loaded
// use the parent's list instead [ale990412]
Buffer const * const tmp = masterBuffer();
LASSERT(tmp, /**/);
if (tmp != this)
return tmp->masterBibInfo();
return localBibInfo();
}
BiblioInfo const & Buffer::localBibInfo() const
{
return d->bibinfo_;
}
void Buffer::checkBibInfoCache() const
{
support::FileNameList const & bibfilesCache = getBibfilesCache();
// compare the cached timestamps with the actual ones.
support::FileNameList::const_iterator ei = bibfilesCache.begin();
support::FileNameList::const_iterator en = bibfilesCache.end();
for (; ei != en; ++ ei) {
time_t lastw = ei->lastModified();
time_t prevw = d->bibfile_status_[*ei];
if (lastw != prevw) {
d->bibinfo_cache_valid_ = false;
d->bibfile_status_[*ei] = lastw;
}
}
if (!d->bibinfo_cache_valid_) {
d->bibinfo_.clear();
for (InsetIterator it = inset_iterator_begin(inset()); it; ++it)
it->fillWithBibKeys(d->bibinfo_, it);
d->bibinfo_cache_valid_ = true;
}
}
bool Buffer::isDepClean(string const & name) const
{
DepClean::const_iterator const it = d->dep_clean.find(name);
if (it == d->dep_clean.end())
return true;
return it->second;
}
void Buffer::markDepClean(string const & name)
{
d->dep_clean[name] = true;
}
bool Buffer::isExportableFormat(string const & format) const
{
typedef vector<Format const *> Formats;
Formats formats;
formats = exportableFormats(true);
Formats::const_iterator fit = formats.begin();
Formats::const_iterator end = formats.end();
for (; fit != end ; ++fit) {
if ((*fit)->name() == format)
return true;
}
return false;
}
bool Buffer::getStatus(FuncRequest const & cmd, FuncStatus & flag)
{
if (isInternal()) {
// FIXME? if there is an Buffer LFUN that can be dispatched even
// if internal, put a switch '(cmd.action)' here.
return false;
}
bool enable = true;
switch (cmd.action()) {
case LFUN_BUFFER_TOGGLE_READ_ONLY:
flag.setOnOff(isReadonly());
break;
// FIXME: There is need for a command-line import.
//case LFUN_BUFFER_IMPORT:
case LFUN_BUFFER_AUTO_SAVE:
break;
case LFUN_BUFFER_EXPORT_CUSTOM:
// FIXME: Nothing to check here?
break;
case LFUN_BUFFER_EXPORT: {
docstring const arg = cmd.argument();
enable = arg == "custom" || isExportable(to_utf8(arg));
if (!enable)
flag.message(bformat(
_("Don't know how to export to format: %1$s"), arg));
break;
}
case LFUN_BUFFER_CHKTEX:
enable = isLatex() && !lyxrc.chktex_command.empty();
break;
case LFUN_BUILD_PROGRAM:
enable = isExportable("program");
break;
case LFUN_BRANCH_ACTIVATE:
case LFUN_BRANCH_DEACTIVATE: {
BranchList const & branchList = params().branchlist();
docstring const branchName = cmd.argument();
enable = !branchName.empty() && branchList.find(branchName);
break;
}
case LFUN_BRANCH_ADD:
case LFUN_BRANCHES_RENAME:
case LFUN_BUFFER_PRINT:
// if no Buffer is present, then of course we won't be called!
break;
case LFUN_BUFFER_LANGUAGE:
enable = !isReadonly();
break;
default:
return false;
}
flag.setEnabled(enable);
return true;
}
void Buffer::dispatch(string const & command, DispatchResult & result)
{
return dispatch(lyxaction.lookupFunc(command), result);
}
// NOTE We can end up here even if we have no GUI, because we are called
// by LyX::exec to handled command-line requests. So we may need to check
// whether we have a GUI or not. The boolean use_gui holds this information.
void Buffer::dispatch(FuncRequest const & func, DispatchResult & dr)
{
if (isInternal()) {
// FIXME? if there is an Buffer LFUN that can be dispatched even
// if internal, put a switch '(cmd.action())' here.
dr.dispatched(false);
return;
}
string const argument = to_utf8(func.argument());
// We'll set this back to false if need be.
bool dispatched = true;
undo().beginUndoGroup();
switch (func.action()) {
case LFUN_BUFFER_TOGGLE_READ_ONLY:
if (lyxvc().inUse())
lyxvc().toggleReadOnly();
else
setReadonly(!isReadonly());
break;
case LFUN_BUFFER_EXPORT: {
bool success = doExport(argument, false, false);
dr.setError(!success);
if (!success)
dr.setMessage(bformat(_("Error exporting to format: %1$s."),
func.argument()));
break;
}
case LFUN_BUILD_PROGRAM:
doExport("program", true, false);
break;
case LFUN_BUFFER_CHKTEX:
runChktex();
break;
case LFUN_BUFFER_EXPORT_CUSTOM: {
string format_name;
string command = split(argument, format_name, ' ');
Format const * format = formats.getFormat(format_name);
if (!format) {
lyxerr << "Format \"" << format_name
<< "\" not recognized!"
<< endl;
break;
}
// The name of the file created by the conversion process
string filename;
// Output to filename
if (format->name() == "lyx") {
string const latexname = latexName(false);
filename = changeExtension(latexname,
format->extension());
filename = addName(temppath(), filename);
if (!writeFile(FileName(filename)))
break;
} else {
doExport(format_name, true, false, filename);
}
// Substitute $$FName for filename
if (!contains(command, "$$FName"))
command = "( " + command + " ) < $$FName";
command = subst(command, "$$FName", filename);
// Execute the command in the background
Systemcall call;
call.startscript(Systemcall::DontWait, command);
break;
}
// FIXME: There is need for a command-line import.
/*
case LFUN_BUFFER_IMPORT:
doImport(argument);
break;
*/
case LFUN_BUFFER_AUTO_SAVE:
autoSave();
break;
case LFUN_BRANCH_ADD: {
docstring const branch_name = func.argument();
if (branch_name.empty()) {
dispatched = false;
break;
}
BranchList & branch_list = params().branchlist();
Branch * branch = branch_list.find(branch_name);
if (branch) {
LYXERR0("Branch " << branch_name << " already exists.");
dr.setError(true);
docstring const msg =
bformat(_("Branch \"%1$s\" already exists."), branch_name);
dr.setMessage(msg);
} else {
branch_list.add(branch_name);
branch = branch_list.find(branch_name);
string const x11hexname = X11hexname(branch->color());
docstring const str = branch_name + ' ' + from_ascii(x11hexname);
lyx::dispatch(FuncRequest(LFUN_SET_COLOR, str));
dr.setError(false);
dr.update(Update::Force);
}
break;
}
case LFUN_BRANCH_ACTIVATE:
case LFUN_BRANCH_DEACTIVATE: {
BranchList & branchList = params().branchlist();
docstring const branchName = func.argument();
// the case without a branch name is handled elsewhere
if (branchName.empty()) {
dispatched = false;
break;
}
Branch * branch = branchList.find(branchName);
if (!branch) {
LYXERR0("Branch " << branchName << " does not exist.");
dr.setError(true);
docstring const msg =
bformat(_("Branch \"%1$s\" does not exist."), branchName);
dr.setMessage(msg);
} else {
branch->setSelected(func.action() == LFUN_BRANCH_ACTIVATE);
dr.setError(false);
dr.update(Update::Force);
}
break;
}
case LFUN_BRANCHES_RENAME: {
if (func.argument().empty())
break;
docstring const oldname = from_utf8(func.getArg(0));
docstring const newname = from_utf8(func.getArg(1));
InsetIterator it = inset_iterator_begin(inset());
InsetIterator const end = inset_iterator_end(inset());
bool success = false;
for (; it != end; ++it) {
if (it->lyxCode() == BRANCH_CODE) {
InsetBranch & ins = static_cast<InsetBranch &>(*it);
if (ins.branch() == oldname) {
undo().recordUndo(it);
ins.rename(newname);
success = true;
continue;
}
}
if (it->lyxCode() == INCLUDE_CODE) {
// get buffer of external file
InsetInclude const & ins =
static_cast<InsetInclude const &>(*it);
Buffer * child = ins.getChildBuffer();
if (!child)
continue;
child->dispatch(func, dr);
}
}
if (success)
dr.update(Update::Force);
break;
}
case LFUN_BUFFER_PRINT: {
// we'll assume there's a problem until we succeed
dr.setError(true);
string target = func.getArg(0);
string target_name = func.getArg(1);
string command = func.getArg(2);
if (target.empty()
|| target_name.empty()
|| command.empty()) {
LYXERR0("Unable to parse " << func.argument());
docstring const msg =
bformat(_("Unable to parse \"%1$s\""), func.argument());
dr.setMessage(msg);
break;
}
if (target != "printer" && target != "file") {
LYXERR0("Unrecognized target \"" << target << '"');
docstring const msg =
bformat(_("Unrecognized target \"%1$s\""), from_utf8(target));
dr.setMessage(msg);
break;
}
bool const update_unincluded =
params().maintain_unincluded_children
&& !params().getIncludedChildren().empty();
if (!doExport("dvi", true, update_unincluded)) {
showPrintError(absFileName());
dr.setMessage(_("Error exporting to DVI."));
break;
}
// Push directory path.
string const path = temppath();
// Prevent the compiler from optimizing away p
FileName pp(path);
PathChanger p(pp);
// there are three cases here:
// 1. we print to a file
// 2. we print directly to a printer
// 3. we print using a spool command (print to file first)
Systemcall one;
int res = 0;
string const dviname = changeExtension(latexName(true), "dvi");
if (target == "printer") {
if (!lyxrc.print_spool_command.empty()) {
// case 3: print using a spool
string const psname = changeExtension(dviname,".ps");
command += ' ' + lyxrc.print_to_file
+ quoteName(psname)
+ ' '
+ quoteName(dviname);
string command2 = lyxrc.print_spool_command + ' ';
if (target_name != "default") {
command2 += lyxrc.print_spool_printerprefix
+ target_name
+ ' ';
}
command2 += quoteName(psname);
// First run dvips.
// If successful, then spool command
res = one.startscript(Systemcall::Wait, command);
if (res == 0) {
// If there's no GUI, we have to wait on this command. Otherwise,
// LyX deletes the temporary directory, and with it the spooled
// file, before it can be printed!!
Systemcall::Starttype stype = use_gui ?
Systemcall::DontWait : Systemcall::Wait;
res = one.startscript(stype, command2);
}
} else {
// case 2: print directly to a printer
if (target_name != "default")
command += ' ' + lyxrc.print_to_printer + target_name + ' ';
// as above....
Systemcall::Starttype stype = use_gui ?
Systemcall::DontWait : Systemcall::Wait;
res = one.startscript(stype, command + quoteName(dviname));
}
} else {
// case 1: print to a file
FileName const filename(makeAbsPath(target_name, filePath()));
FileName const dvifile(makeAbsPath(dviname, path));
if (filename.exists()) {
docstring text = bformat(
_("The file %1$s already exists.\n\n"
"Do you want to overwrite that file?"),
makeDisplayPath(filename.absFileName()));
if (Alert::prompt(_("Overwrite file?"),
text, 0, 1, _("&Overwrite"), _("&Cancel")) != 0)
break;
}
command += ' ' + lyxrc.print_to_file
+ quoteName(filename.toFilesystemEncoding())
+ ' '
+ quoteName(dvifile.toFilesystemEncoding());
// as above....
Systemcall::Starttype stype = use_gui ?
Systemcall::DontWait : Systemcall::Wait;
res = one.startscript(stype, command);
}
if (res == 0)
dr.setError(false);
else {
dr.setMessage(_("Error running external commands."));
showPrintError(absFileName());
}
break;
}
case LFUN_BUFFER_LANGUAGE: {
Language const * oldL = params().language;
Language const * newL = languages.getLanguage(argument);
if (!newL || oldL == newL)
break;
if (oldL->rightToLeft() == newL->rightToLeft() && !isMultiLingual())
changeLanguage(oldL, newL);
break;
}
default:
dispatched = false;
break;
}
dr.dispatched(dispatched);
undo().endUndoGroup();
}
void Buffer::changeLanguage(Language const * from, Language const * to)
{
LASSERT(from, /**/);
LASSERT(to, /**/);
for_each(par_iterator_begin(),
par_iterator_end(),
bind(&Paragraph::changeLanguage, _1, params(), from, to));
}
bool Buffer::isMultiLingual() const
{
ParConstIterator end = par_iterator_end();
for (ParConstIterator it = par_iterator_begin(); it != end; ++it)
if (it->isMultiLingual(params()))
return true;
return false;
}
std::set<Language const *> Buffer::getLanguages() const
{
std::set<Language const *> languages;
getLanguages(languages);
return languages;
}
void Buffer::getLanguages(std::set<Language const *> & languages) const
{
ParConstIterator end = par_iterator_end();
// add the buffer language, even if it's not actively used
languages.insert(language());
// iterate over the paragraphs
for (ParConstIterator it = par_iterator_begin(); it != end; ++it)
it->getLanguages(languages);
// also children
std::vector<Buffer *> clist = getChildren();
for (vector<Buffer *>::const_iterator cit = clist.begin();
cit != clist.end(); ++cit)
(*cit)->getLanguages(languages);
}
DocIterator Buffer::getParFromID(int const id) const
{
Buffer * buf = const_cast<Buffer *>(this);
if (id < 0) {
// John says this is called with id == -1 from undo
lyxerr << "getParFromID(), id: " << id << endl;
return doc_iterator_end(buf);
}
for (DocIterator it = doc_iterator_begin(buf); !it.atEnd(); it.forwardPar())
if (it.paragraph().id() == id)
return it;
return doc_iterator_end(buf);
}
bool Buffer::hasParWithID(int const id) const
{
return !getParFromID(id).atEnd();
}
ParIterator Buffer::par_iterator_begin()
{
return ParIterator(doc_iterator_begin(this));
}
ParIterator Buffer::par_iterator_end()
{
return ParIterator(doc_iterator_end(this));
}
ParConstIterator Buffer::par_iterator_begin() const
{
return ParConstIterator(doc_iterator_begin(this));
}
ParConstIterator Buffer::par_iterator_end() const
{
return ParConstIterator(doc_iterator_end(this));
}
Language const * Buffer::language() const
{
return params().language;
}
docstring const Buffer::B_(string const & l10n) const
{
return params().B_(l10n);
}
bool Buffer::isClean() const
{
return d->lyx_clean;
}
bool Buffer::isExternallyModified(CheckMethod method) const
{
LASSERT(d->filename.exists(), /**/);
// if method == timestamp, check timestamp before checksum
return (method == checksum_method
|| d->timestamp_ != d->filename.lastModified())
&& d->checksum_ != d->filename.checksum();
}
void Buffer::saveCheckSum(FileName const & file) const
{
if (file.exists()) {
d->timestamp_ = file.lastModified();
d->checksum_ = file.checksum();
} else {
// in the case of save to a new file.
d->timestamp_ = 0;
d->checksum_ = 0;
}
}
void Buffer::markClean() const
{
if (!d->lyx_clean) {
d->lyx_clean = true;
updateTitles();
}
// if the .lyx file has been saved, we don't need an
// autosave
d->bak_clean = true;
}
void Buffer::setUnnamed(bool flag)
{
d->unnamed = flag;
}
bool Buffer::isUnnamed() const
{
return d->unnamed;
}
/// \note
/// Don't check unnamed, here: isInternal() is used in
/// newBuffer(), where the unnamed flag has not been set by anyone
/// yet. Also, for an internal buffer, there should be no need for
/// retrieving fileName() nor for checking if it is unnamed or not.
bool Buffer::isInternal() const
{
return fileName().extension() == "internal";
}
void Buffer::markDirty()
{
if (d->lyx_clean) {
d->lyx_clean = false;
updateTitles();
}
d->bak_clean = false;
DepClean::iterator it = d->dep_clean.begin();
DepClean::const_iterator const end = d->dep_clean.end();
for (; it != end; ++it)
it->second = false;
}
FileName Buffer::fileName() const
{
return d->filename;
}
string Buffer::absFileName() const
{
return d->filename.absFileName();
}
string Buffer::filePath() const
{
return d->filename.onlyPath().absFileName() + "/";
}
bool Buffer::isReadonly() const
{
return d->read_only;
}
void Buffer::setParent(Buffer const * buffer)
{
// Avoids recursive include.
d->setParent(buffer == this ? 0 : buffer);
updateMacros();
}
Buffer const * Buffer::parent() const
{
return d->parent();
}
void Buffer::Impl::collectRelatives(BufferSet & bufs) const
{
bufs.insert(owner_);
if (parent())
parent()->d->collectRelatives(bufs);
// loop over children
BufferPositionMap::const_iterator it = children_positions.begin();
BufferPositionMap::const_iterator end = children_positions.end();
for (; it != end; ++it)
bufs.insert(const_cast<Buffer *>(it->first));
}
std::vector<Buffer const *> Buffer::allRelatives() const
{
BufferSet bufs;
d->collectRelatives(bufs);
BufferSet::iterator it = bufs.begin();
std::vector<Buffer const *> ret;
for (; it != bufs.end(); ++it)
ret.push_back(*it);
return ret;
}
Buffer const * Buffer::masterBuffer() const
{
Buffer const * const pbuf = d->parent();
if (!pbuf)
return this;
return pbuf->masterBuffer();
}
bool Buffer::isChild(Buffer * child) const
{
return d->children_positions.find(child) != d->children_positions.end();
}
DocIterator Buffer::firstChildPosition(Buffer const * child)
{
Impl::BufferPositionMap::iterator it;
it = d->children_positions.find(child);
if (it == d->children_positions.end())
return DocIterator(this);
return it->second;
}
void Buffer::getChildren(std::vector<Buffer *> & clist, bool grand_children) const
{
// loop over children
Impl::BufferPositionMap::iterator it = d->children_positions.begin();
Impl::BufferPositionMap::iterator end = d->children_positions.end();
for (; it != end; ++it) {
Buffer * child = const_cast<Buffer *>(it->first);
clist.push_back(child);
if (grand_children) {
// there might be grandchildren
vector<Buffer *> glist = child->getChildren();
clist.insert(clist.end(), glist.begin(), glist.end());
}
}
}
vector<Buffer *> Buffer::getChildren(bool grand_children) const
{
vector<Buffer *> v;
getChildren(v, grand_children);
return v;
}
template<typename M>
typename M::const_iterator greatest_below(M & m, typename M::key_type const & x)
{
if (m.empty())
return m.end();
typename M::const_iterator it = m.lower_bound(x);
if (it == m.begin())
return m.end();
it--;
return it;
}
MacroData const * Buffer::Impl::getBufferMacro(docstring const & name,
DocIterator const & pos) const
{
LYXERR(Debug::MACROS, "Searching for " << to_ascii(name) << " at " << pos);
// if paragraphs have no macro context set, pos will be empty
if (pos.empty())
return 0;
// we haven't found anything yet
DocIterator bestPos = owner_->par_iterator_begin();
MacroData const * bestData = 0;
// find macro definitions for name
NamePositionScopeMacroMap::const_iterator nameIt = macros.find(name);
if (nameIt != macros.end()) {
// find last definition in front of pos or at pos itself
PositionScopeMacroMap::const_iterator it
= greatest_below(nameIt->second, pos);
if (it != nameIt->second.end()) {
while (true) {
// scope ends behind pos?
if (pos < it->second.first) {
// Looks good, remember this. If there
// is no external macro behind this,
// we found the right one already.
bestPos = it->first;
bestData = &it->second.second;
break;
}
// try previous macro if there is one
if (it == nameIt->second.begin())
break;
it--;
}
}
}
// find macros in included files
PositionScopeBufferMap::const_iterator it
= greatest_below(position_to_children, pos);
if (it == position_to_children.end())
// no children before
return bestData;
while (true) {
// do we know something better (i.e. later) already?
if (it->first < bestPos )
break;
// scope ends behind pos?
if (pos < it->second.first) {
// look for macro in external file
macro_lock = true;
MacroData const * data
= it->second.second->getMacro(name, false);
macro_lock = false;
if (data) {
bestPos = it->first;
bestData = data;
break;
}
}
// try previous file if there is one
if (it == position_to_children.begin())
break;
--it;
}
// return the best macro we have found
return bestData;
}
MacroData const * Buffer::getMacro(docstring const & name,
DocIterator const & pos, bool global) const
{
if (d->macro_lock)
return 0;
// query buffer macros
MacroData const * data = d->getBufferMacro(name, pos);
if (data != 0)
return data;
// If there is a master buffer, query that
Buffer const * const pbuf = d->parent();
if (pbuf) {
d->macro_lock = true;
MacroData const * macro = pbuf->getMacro(
name, *this, false);
d->macro_lock = false;
if (macro)
return macro;
}
if (global) {
data = MacroTable::globalMacros().get(name);
if (data != 0)
return data;
}
return 0;
}
MacroData const * Buffer::getMacro(docstring const & name, bool global) const
{
// set scope end behind the last paragraph
DocIterator scope = par_iterator_begin();
scope.pit() = scope.lastpit() + 1;
return getMacro(name, scope, global);
}
MacroData const * Buffer::getMacro(docstring const & name,
Buffer const & child, bool global) const
{
// look where the child buffer is included first
Impl::BufferPositionMap::iterator it = d->children_positions.find(&child);
if (it == d->children_positions.end())
return 0;
// check for macros at the inclusion position
return getMacro(name, it->second, global);
}
void Buffer::Impl::updateMacros(DocIterator & it, DocIterator & scope)
{
pit_type const lastpit = it.lastpit();
// look for macros in each paragraph
while (it.pit() <= lastpit) {
Paragraph & par = it.paragraph();
// iterate over the insets of the current paragraph
InsetList const & insets = par.insetList();
InsetList::const_iterator iit = insets.begin();
InsetList::const_iterator end = insets.end();
for (; iit != end; ++iit) {
it.pos() = iit->pos;
// is it a nested text inset?
if (iit->inset->asInsetText()) {
// Inset needs its own scope?
InsetText const * itext = iit->inset->asInsetText();
bool newScope = itext->isMacroScope();
// scope which ends just behind the inset
DocIterator insetScope = it;
++insetScope.pos();
// collect macros in inset
it.push_back(CursorSlice(*iit->inset));
updateMacros(it, newScope ? insetScope : scope);
it.pop_back();
continue;
}
// is it an external file?
if (iit->inset->lyxCode() == INCLUDE_CODE) {
// get buffer of external file
InsetInclude const & inset =
static_cast<InsetInclude const &>(*iit->inset);
macro_lock = true;
Buffer * child = inset.getChildBuffer();
macro_lock = false;
if (!child)
continue;
// register its position, but only when it is
// included first in the buffer
if (children_positions.find(child) ==
children_positions.end())
children_positions[child] = it;
// register child with its scope
position_to_children[it] = Impl::ScopeBuffer(scope, child);
continue;
}
if (iit->inset->lyxCode() != MATHMACRO_CODE)
continue;
// get macro data
MathMacroTemplate & macroTemplate =
static_cast<MathMacroTemplate &>(*iit->inset);
MacroContext mc(owner_, it);
macroTemplate.updateToContext(mc);
// valid?
bool valid = macroTemplate.validMacro();
// FIXME: Should be fixNameAndCheckIfValid() in fact,
// then the BufferView's cursor will be invalid in
// some cases which leads to crashes.
if (!valid)
continue;
// register macro
// FIXME (Abdel), I don't understandt why we pass 'it' here
// instead of 'macroTemplate' defined above... is this correct?
macros[macroTemplate.name()][it] =
Impl::ScopeMacro(scope, MacroData(const_cast<Buffer *>(owner_), it));
}
// next paragraph
it.pit()++;
it.pos() = 0;
}
}
void Buffer::updateMacros() const
{
if (d->macro_lock)
return;
LYXERR(Debug::MACROS, "updateMacro of " << d->filename.onlyFileName());
// start with empty table
d->macros.clear();
d->children_positions.clear();
d->position_to_children.clear();
// Iterate over buffer, starting with first paragraph
// The scope must be bigger than any lookup DocIterator
// later. For the global lookup, lastpit+1 is used, hence
// we use lastpit+2 here.
DocIterator it = par_iterator_begin();
DocIterator outerScope = it;
outerScope.pit() = outerScope.lastpit() + 2;
d->updateMacros(it, outerScope);
}
void Buffer::getUsedBranches(std::list<docstring> & result, bool const from_master) const
{
InsetIterator it = inset_iterator_begin(inset());
InsetIterator const end = inset_iterator_end(inset());
for (; it != end; ++it) {
if (it->lyxCode() == BRANCH_CODE) {
InsetBranch & br = static_cast<InsetBranch &>(*it);
docstring const name = br.branch();
if (!from_master && !params().branchlist().find(name))
result.push_back(name);
else if (from_master && !masterBuffer()->params().branchlist().find(name))
result.push_back(name);
continue;
}
if (it->lyxCode() == INCLUDE_CODE) {
// get buffer of external file
InsetInclude const & ins =
static_cast<InsetInclude const &>(*it);
Buffer * child = ins.getChildBuffer();
if (!child)
continue;
child->getUsedBranches(result, true);
}
}
// remove duplicates
result.unique();
}
void Buffer::updateMacroInstances() const
{
LYXERR(Debug::MACROS, "updateMacroInstances for "
<< d->filename.onlyFileName());
DocIterator it = doc_iterator_begin(this);
it.forwardInset();
DocIterator const end = doc_iterator_end(this);
for (; it != end; it.forwardInset()) {
// look for MathData cells in InsetMathNest insets
InsetMath * minset = it.nextInset()->asInsetMath();
if (!minset)
continue;
// update macro in all cells of the InsetMathNest
DocIterator::idx_type n = minset->nargs();
MacroContext mc = MacroContext(this, it);
for (DocIterator::idx_type i = 0; i < n; ++i) {
MathData & data = minset->cell(i);
data.updateMacros(0, mc);
}
}
}
void Buffer::listMacroNames(MacroNameSet & macros) const
{
if (d->macro_lock)
return;
d->macro_lock = true;
// loop over macro names
Impl::NamePositionScopeMacroMap::iterator nameIt = d->macros.begin();
Impl::NamePositionScopeMacroMap::iterator nameEnd = d->macros.end();
for (; nameIt != nameEnd; ++nameIt)
macros.insert(nameIt->first);
// loop over children
Impl::BufferPositionMap::iterator it = d->children_positions.begin();
Impl::BufferPositionMap::iterator end = d->children_positions.end();
for (; it != end; ++it)
it->first->listMacroNames(macros);
// call parent
Buffer const * const pbuf = d->parent();
if (pbuf)
pbuf->listMacroNames(macros);
d->macro_lock = false;
}
void Buffer::listParentMacros(MacroSet & macros, LaTeXFeatures & features) const
{
Buffer const * const pbuf = d->parent();
if (!pbuf)
return;
MacroNameSet names;
pbuf->listMacroNames(names);
// resolve macros
MacroNameSet::iterator it = names.begin();
MacroNameSet::iterator end = names.end();
for (; it != end; ++it) {
// defined?
MacroData const * data =
pbuf->getMacro(*it, *this, false);
if (data) {
macros.insert(data);
// we cannot access the original MathMacroTemplate anymore
// here to calls validate method. So we do its work here manually.
// FIXME: somehow make the template accessible here.
if (data->optionals() > 0)
features.require("xargs");
}
}
}
Buffer::References & Buffer::references(docstring const & label)
{
if (d->parent())
return const_cast<Buffer *>(masterBuffer())->references(label);
RefCache::iterator it = d->ref_cache_.find(label);
if (it != d->ref_cache_.end())
return it->second.second;
static InsetLabel const * dummy_il = 0;
static References const dummy_refs;
it = d->ref_cache_.insert(
make_pair(label, make_pair(dummy_il, dummy_refs))).first;
return it->second.second;
}
Buffer::References const & Buffer::references(docstring const & label) const
{
return const_cast<Buffer *>(this)->references(label);
}
void Buffer::setInsetLabel(docstring const & label, InsetLabel const * il)
{
masterBuffer()->d->ref_cache_[label].first = il;
}
InsetLabel const * Buffer::insetLabel(docstring const & label) const
{
return masterBuffer()->d->ref_cache_[label].first;
}
void Buffer::clearReferenceCache() const
{
if (!d->parent())
d->ref_cache_.clear();
}
void Buffer::changeRefsIfUnique(docstring const & from, docstring const & to,
InsetCode code)
{
//FIXME: This does not work for child documents yet.
LASSERT(code == CITE_CODE, /**/);
// Check if the label 'from' appears more than once
vector<docstring> labels;
string paramName;
checkBibInfoCache();
BiblioInfo const & keys = masterBibInfo();
BiblioInfo::const_iterator bit = keys.begin();
BiblioInfo::const_iterator bend = keys.end();
for (; bit != bend; ++bit)
// FIXME UNICODE
labels.push_back(bit->first);
paramName = "key";
if (count(labels.begin(), labels.end(), from) > 1)
return;
for (InsetIterator it = inset_iterator_begin(inset()); it; ++it) {
if (it->lyxCode() == code) {
InsetCommand & inset = static_cast<InsetCommand &>(*it);
docstring const oldValue = inset.getParam(paramName);
if (oldValue == from)
inset.setParam(paramName, to);
}
}
}
void Buffer::getSourceCode(odocstream & os, pit_type par_begin,
pit_type par_end, bool full_source) const
{
OutputParams runparams(&params().encoding());
runparams.nice = true;
runparams.flavor = params().useXetex ?
OutputParams::XETEX : OutputParams::LATEX;
runparams.linelen = lyxrc.plaintext_linelen;
// No side effect of file copying and image conversion
runparams.dryrun = true;
if (full_source) {
os << "% " << _("Preview source code") << "\n\n";
d->texrow.reset();
d->texrow.newline();
d->texrow.newline();
if (isDocBook())
writeDocBookSource(os, absFileName(), runparams, false);
else
// latex or literate
writeLaTeXSource(os, string(), runparams, true, true);
} else {
runparams.par_begin = par_begin;
runparams.par_end = par_end;
if (par_begin + 1 == par_end) {
os << "% "
<< bformat(_("Preview source code for paragraph %1$d"), par_begin)
<< "\n\n";
} else {
os << "% "
<< bformat(_("Preview source code from paragraph %1$s to %2$s"),
convert<docstring>(par_begin),
convert<docstring>(par_end - 1))
<< "\n\n";
}
TexRow texrow;
texrow.reset();
texrow.newline();
texrow.newline();
// output paragraphs
if (isDocBook())
docbookParagraphs(text(), *this, os, runparams);
else
// latex or literate
latexParagraphs(*this, text(), os, texrow, runparams);
}
}
ErrorList & Buffer::errorList(string const & type) const
{
static ErrorList emptyErrorList;
map<string, ErrorList>::iterator it = d->errorLists.find(type);
if (it == d->errorLists.end())
return emptyErrorList;
return it->second;
}
void Buffer::updateTocItem(std::string const & type,
DocIterator const & dit) const
{
if (d->gui_)
d->gui_->updateTocItem(type, dit);
}
void Buffer::structureChanged() const
{
if (d->gui_)
d->gui_->structureChanged();
}
void Buffer::errors(string const & err, bool from_master) const
{
if (d->gui_)
d->gui_->errors(err, from_master);
}
void Buffer::message(docstring const & msg) const
{
if (d->gui_)
d->gui_->message(msg);
}
void Buffer::setBusy(bool on) const
{
if (d->gui_)
d->gui_->setBusy(on);
}
void Buffer::updateTitles() const
{
if (d->wa_)
d->wa_->updateTitles();
}
void Buffer::resetAutosaveTimers() const
{
if (d->gui_)
d->gui_->resetAutosaveTimers();
}
bool Buffer::hasGuiDelegate() const
{
return d->gui_;
}
void Buffer::setGuiDelegate(frontend::GuiBufferDelegate * gui)
{
d->gui_ = gui;
}
namespace {
class AutoSaveBuffer : public ForkedProcess {
public:
///
AutoSaveBuffer(Buffer const & buffer, FileName const & fname)
: buffer_(buffer), fname_(fname) {}
///
virtual shared_ptr<ForkedProcess> clone() const
{
return shared_ptr<ForkedProcess>(new AutoSaveBuffer(*this));
}
///
int start()
{
command_ = to_utf8(bformat(_("Auto-saving %1$s"),
from_utf8(fname_.absFileName())));
return run(DontWait);
}
private:
///
virtual int generateChild();
///
Buffer const & buffer_;
FileName fname_;
};
int AutoSaveBuffer::generateChild()
{
#if defined(__APPLE__)
/* FIXME fork() is not usable for autosave on Mac OS X 10.6 (snow leopard)
* We should use something else like threads.
*
* Since I do not know how to determine at run time what is the OS X
* version, I just disable forking altogether for now (JMarc)
*/
pid_t const pid = -1;
#else
// tmp_ret will be located (usually) in /tmp
// will that be a problem?
// Note that this calls ForkedCalls::fork(), so it's
// ok cross-platform.
pid_t const pid = fork();
// If you want to debug the autosave
// you should set pid to -1, and comment out the fork.
if (pid != 0 && pid != -1)
return pid;
#endif
// pid = -1 signifies that lyx was unable
// to fork. But we will do the save
// anyway.
bool failed = false;
FileName const tmp_ret = FileName::tempName("lyxauto");
if (!tmp_ret.empty()) {
buffer_.writeFile(tmp_ret);
// assume successful write of tmp_ret
if (!tmp_ret.moveTo(fname_))
failed = true;
} else
failed = true;
if (failed) {
// failed to write/rename tmp_ret so try writing direct
if (!buffer_.writeFile(fname_)) {
// It is dangerous to do this in the child,
// but safe in the parent, so...
if (pid == -1) // emit message signal.
buffer_.message(_("Autosave failed!"));
}
}
if (pid == 0) // we are the child so...
_exit(0);
return pid;
}
} // namespace anon
FileName Buffer::getAutosaveFileName() const
{
// if the document is unnamed try to save in the backup dir, else
// in the default document path, and as a last try in the filePath,
// which will most often be the temporary directory
string fpath;
if (isUnnamed())
fpath = lyxrc.backupdir_path.empty() ? lyxrc.document_path
: lyxrc.backupdir_path;
if (!isUnnamed() || fpath.empty() || !FileName(fpath).exists())
fpath = filePath();
string const fname = "#" + d->filename.onlyFileName() + "#";
return makeAbsPath(fname, fpath);
}
void Buffer::removeAutosaveFile() const
{
FileName const f = getAutosaveFileName();
if (f.exists())
f.removeFile();
}
void Buffer::moveAutosaveFile(support::FileName const & oldauto) const
{
FileName const newauto = getAutosaveFileName();
oldauto.refresh();
if (newauto != oldauto && oldauto.exists())
if (!oldauto.moveTo(newauto))
LYXERR0("Unable to move autosave file `" << oldauto << "'!");
}
// Perfect target for a thread...
void Buffer::autoSave() const
{
if (d->bak_clean || isReadonly()) {
// We don't save now, but we'll try again later
resetAutosaveTimers();
return;
}
// emit message signal.
message(_("Autosaving current document..."));
AutoSaveBuffer autosave(*this, getAutosaveFileName());
autosave.start();
d->bak_clean = true;
resetAutosaveTimers();
}
string Buffer::bufferFormat() const
{
string format = params().documentClass().outputFormat();
if (format == "latex") {
if (params().useXetex)
return "xetex";
if (params().encoding().package() == Encoding::japanese)
return "platex";
}
return format;
}
string Buffer::getDefaultOutputFormat() const
{
if (!params().defaultOutputFormat.empty()
&& params().defaultOutputFormat != "default")
return params().defaultOutputFormat;
typedef vector<Format const *> Formats;
Formats formats = exportableFormats(true);
if (isDocBook()
|| isLiterate()
|| params().useXetex
|| params().encoding().package() == Encoding::japanese) {
if (formats.empty())
return string();
// return the first we find
return formats.front()->name();
}
return lyxrc.default_view_format;
}
bool Buffer::doExport(string const & format, bool put_in_tempdir,
bool includeall, string & result_file) const
{
string backend_format;
OutputParams runparams(&params().encoding());
runparams.flavor = OutputParams::LATEX;
runparams.linelen = lyxrc.plaintext_linelen;
runparams.includeall = includeall;
vector<string> backs = backends();
if (find(backs.begin(), backs.end(), format) == backs.end()) {
// Get shortest path to format
Graph::EdgePath path;
for (vector<string>::const_iterator it = backs.begin();
it != backs.end(); ++it) {
Graph::EdgePath p = theConverters().getPath(*it, format);
if (!p.empty() && (path.empty() || p.size() < path.size())) {
backend_format = *it;
path = p;
}
}
if (path.empty()) {
if (!put_in_tempdir) {
// Only show this alert if this is an export to a non-temporary
// file (not for previewing).
Alert::error(_("Couldn't export file"), bformat(
_("No information for exporting the format %1$s."),
formats.prettyName(format)));
}
return false;
}
runparams.flavor = theConverters().getFlavor(path);
} else {
backend_format = format;
// FIXME: Don't hardcode format names here, but use a flag
if (backend_format == "pdflatex")
runparams.flavor = OutputParams::PDFLATEX;
}
string filename = latexName(false);
filename = addName(temppath(), filename);
filename = changeExtension(filename,
formats.extension(backend_format));
// fix macros
updateMacroInstances();
// Plain text backend
if (backend_format == "text") {
runparams.flavor = OutputParams::TEXT;
writePlaintextFile(*this, FileName(filename), runparams);
}
// HTML backend
else if (backend_format == "xhtml") {
runparams.flavor = OutputParams::HTML;
switch (params().html_math_output) {
case BufferParams::MathML:
runparams.math_flavor = OutputParams::MathAsMathML;
break;
case BufferParams::HTML:
runparams.math_flavor = OutputParams::MathAsHTML;
break;
case BufferParams::Images:
runparams.math_flavor = OutputParams::MathAsImages;
break;
case BufferParams::LaTeX:
runparams.math_flavor = OutputParams::MathAsLaTeX;
break;
}
makeLyXHTMLFile(FileName(filename), runparams);
} else if (backend_format == "lyx")
writeFile(FileName(filename));
// Docbook backend
else if (isDocBook()) {
runparams.nice = !put_in_tempdir;
makeDocBookFile(FileName(filename), runparams);
}
// LaTeX backend
else if (backend_format == format) {
runparams.nice = true;
if (!makeLaTeXFile(FileName(filename), string(), runparams))
return false;
} else if (!lyxrc.tex_allows_spaces
&& contains(filePath(), ' ')) {
Alert::error(_("File name error"),
_("The directory path to the document cannot contain spaces."));
return false;
} else {
runparams.nice = false;
if (!makeLaTeXFile(FileName(filename), filePath(), runparams))
return false;
}
string const error_type = (format == "program")
? "Build" : bufferFormat();
ErrorList & error_list = d->errorLists[error_type];
string const ext = formats.extension(format);
FileName const tmp_result_file(changeExtension(filename, ext));
bool const success = theConverters().convert(this, FileName(filename),
tmp_result_file, FileName(absFileName()), backend_format, format,
error_list);
// Emit the signal to show the error list or copy it back to the
// cloned Buffer so that it cab be emitted afterwards.
if (format != backend_format) {
if (d->cloned_buffer_) {
d->cloned_buffer_->d->errorLists[error_type] =
d->errorLists[error_type];
} else
errors(error_type);
// also to the children, in case of master-buffer-view
std::vector<Buffer *> clist = getChildren();
for (vector<Buffer *>::const_iterator cit = clist.begin();
cit != clist.end(); ++cit) {
if (d->cloned_buffer_) {
(*cit)->d->cloned_buffer_->d->errorLists[error_type] =
(*cit)->d->errorLists[error_type];
} else
(*cit)->errors(error_type, true);
}
}
if (d->cloned_buffer_) {
// Enable reverse dvi or pdf to work by copying back the texrow
// object to the cloned buffer.
// FIXME: There is a possibility of concurrent access to texrow
// here from the main GUI thread that should be securized.
d->cloned_buffer_->d->texrow = d->texrow;
string const error_type = bufferFormat();
d->cloned_buffer_->d->errorLists[error_type] = d->errorLists[error_type];
}
if (!success)
return false;
if (put_in_tempdir) {
result_file = tmp_result_file.absFileName();
return true;
}
result_file = changeExtension(d->exportFileName().absFileName(), ext);
// We need to copy referenced files (e. g. included graphics
// if format == "dvi") to the result dir.
vector<ExportedFile> const files =
runparams.exportdata->externalFiles(format);
string const dest = onlyPath(result_file);
bool use_force = use_gui ? lyxrc.export_overwrite == ALL_FILES
: force_overwrite == ALL_FILES;
CopyStatus status = use_force ? FORCE : SUCCESS;
vector<ExportedFile>::const_iterator it = files.begin();
vector<ExportedFile>::const_iterator const en = files.end();
for (; it != en && status != CANCEL; ++it) {
string const fmt = formats.getFormatFromFile(it->sourceName);
status = copyFile(fmt, it->sourceName,
makeAbsPath(it->exportName, dest),
it->exportName, status == FORCE);
}
if (status == CANCEL) {
message(_("Document export cancelled."));
} else if (tmp_result_file.exists()) {
// Finally copy the main file
use_force = use_gui ? lyxrc.export_overwrite != NO_FILES
: force_overwrite != NO_FILES;
if (status == SUCCESS && use_force)
status = FORCE;
status = copyFile(format, tmp_result_file,
FileName(result_file), result_file,
status == FORCE);
message(bformat(_("Document exported as %1$s "
"to file `%2$s'"),
formats.prettyName(format),
makeDisplayPath(result_file)));
} else {
// This must be a dummy converter like fax (bug 1888)
message(bformat(_("Document exported as %1$s"),
formats.prettyName(format)));
}
return true;
}
bool Buffer::doExport(string const & format, bool put_in_tempdir,
bool includeall) const
{
string result_file;
// (1) export with all included children (omit \includeonly)
if (includeall && !doExport(format, put_in_tempdir, true, result_file))
return false;
// (2) export with included children only
return doExport(format, put_in_tempdir, false, result_file);
}
bool Buffer::preview(string const & format, bool includeall) const
{
string result_file;
// (1) export with all included children (omit \includeonly)
if (includeall && !doExport(format, true, true))
return false;
// (2) export with included children only
if (!doExport(format, true, false, result_file))
return false;
return formats.view(*this, FileName(result_file), format);
}
bool Buffer::isExportable(string const & format) const
{
vector<string> backs = backends();
for (vector<string>::const_iterator it = backs.begin();
it != backs.end(); ++it)
if (theConverters().isReachable(*it, format))
return true;
return false;
}
vector<Format const *> Buffer::exportableFormats(bool only_viewable) const
{
vector<string> const backs = backends();
vector<Format const *> result =
theConverters().getReachable(backs[0], only_viewable, true);
for (vector<string>::const_iterator it = backs.begin() + 1;
it != backs.end(); ++it) {
vector<Format const *> r =
theConverters().getReachable(*it, only_viewable, false);
result.insert(result.end(), r.begin(), r.end());
}
return result;
}
vector<string> Buffer::backends() const
{
vector<string> v;
v.push_back(bufferFormat());
// FIXME: Don't hardcode format names here, but use a flag
if (v.back() == "latex")
v.push_back("pdflatex");
v.push_back("xhtml");
v.push_back("text");
v.push_back("lyx");
return v;
}
bool Buffer::readFileHelper(FileName const & s)
{
// File information about normal file
if (!s.exists()) {
docstring const file = makeDisplayPath(s.absFileName(), 50);
docstring text = bformat(_("The specified document\n%1$s"
"\ncould not be read."), file);
Alert::error(_("Could not read document"), text);
return false;
}
// Check if emergency save file exists and is newer.
FileName const e(s.absFileName() + ".emergency");
if (e.exists() && s.exists() && e.lastModified() > s.lastModified()) {
docstring const file = makeDisplayPath(s.absFileName(), 20);
docstring const text =
bformat(_("An emergency save of the document "
"%1$s exists.\n\n"
"Recover emergency save?"), file);
switch (Alert::prompt(_("Load emergency save?"), text, 0, 2,
_("&Recover"), _("&Load Original"),
_("&Cancel")))
{
case 0: {
// the file is not saved if we load the emergency file.
markDirty();
docstring str;
bool res;
if ((res = readFile(e)) == success)
str = _("Document was successfully recovered.");
else
str = _("Document was NOT successfully recovered.");
str += "\n\n" + bformat(_("Remove emergency file now?\n(%1$s)"),
makeDisplayPath(e.absFileName()));
if (!Alert::prompt(_("Delete emergency file?"), str, 1, 1,
_("&Remove"), _("&Keep it"))) {
e.removeFile();
if (res == success)
Alert::warning(_("Emergency file deleted"),
_("Do not forget to save your file now!"), true);
}
return res;
}
case 1:
if (!Alert::prompt(_("Delete emergency file?"),
_("Remove emergency file now?"), 1, 1,
_("&Remove"), _("&Keep it")))
e.removeFile();
break;
default:
return false;
}
}
// Now check if autosave file is newer.
FileName const a(onlyPath(s.absFileName()) + '#' + onlyFileName(s.absFileName()) + '#');
if (a.exists() && s.exists() && a.lastModified() > s.lastModified()) {
docstring const file = makeDisplayPath(s.absFileName(), 20);
docstring const text =
bformat(_("The backup of the document "
"%1$s is newer.\n\nLoad the "
"backup instead?"), file);
switch (Alert::prompt(_("Load backup?"), text, 0, 2,
_("&Load backup"), _("Load &original"),
_("&Cancel") ))
{
case 0:
// the file is not saved if we load the autosave file.
markDirty();
return readFile(a);
case 1:
// Here we delete the autosave
a.removeFile();
break;
default:
return false;
}
}
return readFile(s);
}
bool Buffer::loadLyXFile(FileName const & s)
{
// If the file is not readable, we try to
// retrieve the file from version control.
if (!s.isReadableFile()
&& !LyXVC::file_not_found_hook(s))
return false;
if (s.isReadableFile()){
// InsetInfo needs to know if file is under VCS
lyxvc().file_found_hook(s);
if (readFileHelper(s)) {
d->read_only = !s.isWritable();
return true;
}
}
return false;
}
void Buffer::bufferErrors(TeXErrors const & terr, ErrorList & errorList) const
{
TeXErrors::Errors::const_iterator cit = terr.begin();
TeXErrors::Errors::const_iterator end = terr.end();
for (; cit != end; ++cit) {
int id_start = -1;
int pos_start = -1;
int errorRow = cit->error_in_line;
bool found = d->texrow.getIdFromRow(errorRow, id_start,
pos_start);
int id_end = -1;
int pos_end = -1;
do {
++errorRow;
found = d->texrow.getIdFromRow(errorRow, id_end, pos_end);
} while (found && id_start == id_end && pos_start == pos_end);
errorList.push_back(ErrorItem(cit->error_desc,
cit->error_text, id_start, pos_start, pos_end));
}
}
void Buffer::setBuffersForInsets() const
{
inset().setBuffer(const_cast<Buffer &>(*this));
}
void Buffer::updateBuffer(UpdateScope scope, UpdateType utype) const
{
// Use the master text class also for child documents
Buffer const * const master = masterBuffer();
DocumentClass const & textclass = master->params().documentClass();
// do this only if we are the top-level Buffer
if (scope != UpdateMaster || master == this)
checkBibInfoCache();
// keep the buffers to be children in this set. If the call from the
// master comes back we can see which of them were actually seen (i.e.
// via an InsetInclude). The remaining ones in the set need still be updated.
static std::set<Buffer const *> bufToUpdate;
if (scope == UpdateMaster) {
// If this is a child document start with the master
if (master != this) {
bufToUpdate.insert(this);
master->updateBuffer(UpdateMaster, utype);
// Do this here in case the master has no gui associated with it. Then,
// the TocModel is not updated and TocModel::toc_ is invalid (bug 5699).
if (!master->d->gui_)
structureChanged();
// was buf referenced from the master (i.e. not in bufToUpdate anymore)?
if (bufToUpdate.find(this) == bufToUpdate.end())
return;
}
// start over the counters in the master
textclass.counters().reset();
}
// update will be done below for this buffer
bufToUpdate.erase(this);
// update all caches
clearReferenceCache();
updateMacros();
Buffer & cbuf = const_cast<Buffer &>(*this);
LASSERT(!text().paragraphs().empty(), /**/);
// do the real work
ParIterator parit = cbuf.par_iterator_begin();
updateBuffer(parit, utype);
if (master != this)
// TocBackend update will be done later.
return;
cbuf.tocBackend().update();
if (scope == UpdateMaster)
cbuf.structureChanged();
}
static depth_type getDepth(DocIterator const & it)
{
depth_type depth = 0;
for (size_t i = 0 ; i < it.depth() ; ++i)
if (!it[i].inset().inMathed())
depth += it[i].paragraph().getDepth() + 1;
// remove 1 since the outer inset does not count
return depth - 1;
}
static depth_type getItemDepth(ParIterator const & it)
{
Paragraph const & par = *it;
LabelType const labeltype = par.layout().labeltype;
if (labeltype != LABEL_ENUMERATE && labeltype != LABEL_ITEMIZE)
return 0;
// this will hold the lowest depth encountered up to now.
depth_type min_depth = getDepth(it);
ParIterator prev_it = it;
while (true) {
if (prev_it.pit())
--prev_it.top().pit();
else {
// start of nested inset: go to outer par
prev_it.pop_back();
if (prev_it.empty()) {
// start of document: nothing to do
return 0;
}
}
// We search for the first paragraph with same label
// that is not more deeply nested.
Paragraph & prev_par = *prev_it;
depth_type const prev_depth = getDepth(prev_it);
if (labeltype == prev_par.layout().labeltype) {
if (prev_depth < min_depth)
return prev_par.itemdepth + 1;
if (prev_depth == min_depth)
return prev_par.itemdepth;
}
min_depth = min(min_depth, prev_depth);
// small optimization: if we are at depth 0, we won't
// find anything else
if (prev_depth == 0)
return 0;
}
}
static bool needEnumCounterReset(ParIterator const & it)
{
Paragraph const & par = *it;
LASSERT(par.layout().labeltype == LABEL_ENUMERATE, /**/);
depth_type const cur_depth = par.getDepth();
ParIterator prev_it = it;
while (prev_it.pit()) {
--prev_it.top().pit();
Paragraph const & prev_par = *prev_it;
if (prev_par.getDepth() <= cur_depth)
return prev_par.layout().labeltype != LABEL_ENUMERATE;
}
// start of nested inset: reset
return true;
}
// set the label of a paragraph. This includes the counters.
void Buffer::Impl::setLabel(ParIterator & it, UpdateType utype) const
{
BufferParams const & bp = owner_->masterBuffer()->params();
DocumentClass const & textclass = bp.documentClass();
Paragraph & par = it.paragraph();
Layout const & layout = par.layout();
Counters & counters = textclass.counters();
if (par.params().startOfAppendix()) {
// FIXME: only the counter corresponding to toplevel
// sectioning should be reset
counters.reset();
counters.appendix(true);
}
par.params().appendix(counters.appendix());
// Compute the item depth of the paragraph
par.itemdepth = getItemDepth(it);
if (layout.margintype == MARGIN_MANUAL
|| layout.latextype == LATEX_BIB_ENVIRONMENT) {
if (par.params().labelWidthString().empty())
par.params().labelWidthString(par.expandLabel(layout, bp));
} else {
par.params().labelWidthString(docstring());
}
switch(layout.labeltype) {
case LABEL_COUNTER:
if (layout.toclevel <= bp.secnumdepth
&& (layout.latextype != LATEX_ENVIRONMENT
|| it.text()->isFirstInSequence(it.pit()))) {
counters.step(layout.counter, utype);
par.params().labelString(
par.expandLabel(layout, bp));
} else
par.params().labelString(docstring());
break;
case LABEL_ITEMIZE: {
// At some point of time we should do something more
// clever here, like:
// par.params().labelString(
// bp.user_defined_bullet(par.itemdepth).getText());
// for now, use a simple hardcoded label
docstring itemlabel;
switch (par.itemdepth) {
case 0:
itemlabel = char_type(0x2022);
break;
case 1:
itemlabel = char_type(0x2013);
break;
case 2:
itemlabel = char_type(0x2217);
break;
case 3:
itemlabel = char_type(0x2219); // or 0x00b7
break;
}
par.params().labelString(itemlabel);
break;
}
case LABEL_ENUMERATE: {
docstring enumcounter = layout.counter.empty() ? from_ascii("enum") : layout.counter;
switch (par.itemdepth) {
case 2:
enumcounter += 'i';
case 1:
enumcounter += 'i';
case 0:
enumcounter += 'i';
break;
case 3:
enumcounter += "iv";
break;
default:
// not a valid enumdepth...
break;
}
// Maybe we have to reset the enumeration counter.
if (needEnumCounterReset(it))
counters.reset(enumcounter);
counters.step(enumcounter, utype);
string const & lang = par.getParLanguage(bp)->code();
par.params().labelString(counters.theCounter(enumcounter, lang));
break;
}
case LABEL_SENSITIVE: {
string const & type = counters.current_float();
docstring full_label;
if (type.empty())
full_label = owner_->B_("Senseless!!! ");
else {
docstring name = owner_->B_(textclass.floats().getType(type).name());
if (counters.hasCounter(from_utf8(type))) {
string const & lang = par.getParLanguage(bp)->code();
counters.step(from_utf8(type), utype);
full_label = bformat(from_ascii("%1$s %2$s:"),
name,
counters.theCounter(from_utf8(type), lang));
} else
full_label = bformat(from_ascii("%1$s #:"), name);
}
par.params().labelString(full_label);
break;
}
case LABEL_NO_LABEL:
par.params().labelString(docstring());
break;
case LABEL_MANUAL:
case LABEL_TOP_ENVIRONMENT:
case LABEL_CENTERED_TOP_ENVIRONMENT:
case LABEL_STATIC:
case LABEL_BIBLIO:
par.params().labelString(par.expandLabel(layout, bp));
break;
}
}
void Buffer::updateBuffer(ParIterator & parit, UpdateType utype) const
{
LASSERT(parit.pit() == 0, /**/);
// set the position of the text in the buffer to be able
// to resolve macros in it. This has nothing to do with
// labels, but by putting it here we avoid implementing
// a whole bunch of traversal routines just for this call.
parit.text()->setMacrocontextPosition(parit);
depth_type maxdepth = 0;
pit_type const lastpit = parit.lastpit();
for ( ; parit.pit() <= lastpit ; ++parit.pit()) {
// reduce depth if necessary
parit->params().depth(min(parit->params().depth(), maxdepth));
maxdepth = parit->getMaxDepthAfter();
if (utype == OutputUpdate) {
// track the active counters
// we have to do this for the master buffer, since the local
// buffer isn't tracking anything.
masterBuffer()->params().documentClass().counters().
setActiveLayout(parit->layout());
}
// set the counter for this paragraph
d->setLabel(parit, utype);
// now the insets
InsetList::const_iterator iit = parit->insetList().begin();
InsetList::const_iterator end = parit->insetList().end();
for (; iit != end; ++iit) {
parit.pos() = iit->pos;
iit->inset->updateBuffer(parit, utype);
}
}
}
int Buffer::spellCheck(DocIterator & from, DocIterator & to,
WordLangTuple & word_lang, docstring_list & suggestions) const
{
int progress = 0;
WordLangTuple wl;
suggestions.clear();
word_lang = WordLangTuple();
// OK, we start from here.
DocIterator const end = doc_iterator_end(this);
for (; from != end; from.forwardPos()) {
// We are only interested in text so remove the math CursorSlice.
while (from.inMathed()) {
from.pop_back();
from.pos()++;
}
// If from is at the end of the document (which is possible
// when leaving the mathed) LyX will crash later.
if (from == end)
break;
to = from;
if (from.paragraph().spellCheck(from.pos(), to.pos(), wl, suggestions)) {
word_lang = wl;
break;
}
// Do not increase progress when from == to, otherwise the word
// count will be wrong.
if (from != to) {
from = to;
++progress;
}
}
return progress;
}
bool Buffer::reload()
{
setBusy(true);
// c.f. bug 6587
removeAutosaveFile();
// e.g., read-only status could have changed due to version control
d->filename.refresh();
docstring const disp_fn = makeDisplayPath(d->filename.absFileName());
bool const success = loadLyXFile(d->filename);
if (success) {
updateBuffer();
changed(true);
markClean();
message(bformat(_("Document %1$s reloaded."), disp_fn));
} else {
message(bformat(_("Could not reload document %1$s."), disp_fn));
}
setBusy(false);
thePreviews().removeLoader(*this);
if (graphics::Previews::status() != LyXRC::PREVIEW_OFF)
thePreviews().generateBufferPreviews(*this);
errors("Parse");
return success;
}
// FIXME We could do better here, but it is complicated. What would be
// nice is to offer either (a) to save the child buffer to an appropriate
// location, so that it would "move with the master", or else (b) to update
// the InsetInclude so that it pointed to the same file. But (a) is a bit
// complicated, because the code for this lives in GuiView.
void Buffer::checkChildBuffers()
{
Impl::BufferPositionMap::iterator it = d->children_positions.begin();
Impl::BufferPositionMap::iterator const en = d->children_positions.end();
for (; it != en; ++it) {
DocIterator dit = it->second;
Buffer * cbuf = const_cast<Buffer *>(it->first);
if (!cbuf || !theBufferList().isLoaded(cbuf))
continue;
Inset * inset = dit.nextInset();
LASSERT(inset && inset->lyxCode() == INCLUDE_CODE, continue);
InsetInclude * inset_inc = static_cast<InsetInclude *>(inset);
docstring const & incfile = inset_inc->getParam("filename");
string oldloc = cbuf->absFileName();
string newloc = makeAbsPath(to_utf8(incfile),
onlyPath(absFileName())).absFileName();
if (oldloc == newloc)
continue;
// the location of the child file is incorrect.
Alert::warning(_("Included File Invalid"),
bformat(_("Saving this document to a new location has made the file:\n"
" %1$s\n"
"inaccessible. You will need to update the included filename."),
from_utf8(oldloc)));
cbuf->setParent(0);
inset_inc->setChildBuffer(0);
}
// invalidate cache of children
d->children_positions.clear();
d->position_to_children.clear();
}
} // namespace lyx
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