int const LYX_FORMAT = LYX_FORMAT_LYX;
typedef map<string, bool> DepClean;
-typedef map<docstring, pair<InsetLabel const *, Buffer::References> > RefCache;
+
+// Information about labels and their associated refs
+struct LabelInfo {
+ /// label string
+ docstring label;
+ /// label inset
+ InsetLabel const * inset;
+ /// associated references cache
+ Buffer::References references;
+ /// whether this label is active (i.e., not deleted)
+ bool active;
+};
+
+typedef vector<LabelInfo> LabelCache;
+
+typedef map<docstring, Buffer::References> RefCache;
} // namespace
/// we ran updateBuffer(), i.e., whether citation labels may need
/// to be updated.
mutable bool cite_labels_valid_;
+ /// Do we have a bibliography environment?
+ mutable bool have_bibitems_;
/// These two hold the file name and format, written to by
/// Buffer::preview and read from by LFUN_BUFFER_VIEW_CACHE.
/// was missing).
bool preview_error_;
+ /// Cache the references associated to a label and their positions
+ /// in the buffer.
mutable RefCache ref_cache_;
+ /// Cache the label insets and their activity status.
+ mutable LabelCache label_cache_;
/// our Text that should be wrapped in an InsetText
InsetText * inset;
file_fully_loaded(false), file_format(LYX_FORMAT), need_format_backup(false),
ignore_parent(false), toc_backend(owner), macro_lock(false),
checksum_(0), wa_(0), gui_(0), undo_(*owner), bibinfo_cache_valid_(false),
- cite_labels_valid_(false), preview_error_(false),
+ cite_labels_valid_(false), have_bibitems_(false), preview_error_(false),
inset(0), preview_loader_(0), cloned_buffer_(cloned_buffer),
clone_list_(0), doing_export(false),
tracked_changes_present_(0), externally_modified_(false), parent_buffer(0),
bibinfo_cache_valid_ = cloned_buffer_->d->bibinfo_cache_valid_;
bibfile_status_ = cloned_buffer_->d->bibfile_status_;
cite_labels_valid_ = cloned_buffer_->d->cite_labels_valid_;
+ have_bibitems_ = cloned_buffer_->d->have_bibitems_;
unnamed = cloned_buffer_->d->unnamed;
internal_buffer = cloned_buffer_->d->internal_buffer;
layout_position = cloned_buffer_->d->layout_position;
return;
}
- // if we already know the cache is invalid, no need to check
- // the timestamps
+ // If we already know the cache is invalid, stop here.
+ // This is important in the case when the bibliography
+ // environment (rather than Bib[la]TeX) is used.
+ // In that case, the timestamp check below gives no
+ // sensible result. Rather than that, the cache will
+ // be invalidated explicitly via invalidateBibInfoCache()
+ // by the Bibitem inset.
+ // Same applies for bib encoding changes, which trigger
+ // invalidateBibInfoCache() by InsetBibtex.
if (!d->bibinfo_cache_valid_)
return;
- // we'll assume it's ok and change this if it's not
+ if (d->have_bibitems_) {
+ // We have a bibliography environment.
+ // Invalidate the bibinfo cache unconditionally.
+ // Cite labels will get invalidated by the inset if needed.
+ d->bibinfo_cache_valid_ = false;
+ return;
+ }
+
+ // OK. This is with Bib(la)tex. We'll assume the cache
+ // is valid and change this if we find changes in the bibs.
d->bibinfo_cache_valid_ = true;
d->cite_labels_valid_ = true;
clearBibFileCache();
d->bibinfo_.clear();
FileNameList checkedFiles;
+ d->have_bibitems_ = false;
collectBibKeys(checkedFiles);
d->bibinfo_cache_valid_ = true;
}
void Buffer::collectBibKeys(FileNameList & checkedFiles) const
{
- for (InsetIterator it = inset_iterator_begin(inset()); it; ++it)
+ for (InsetIterator it = inset_iterator_begin(inset()); it; ++it) {
it->collectBibKeys(it, checkedFiles);
+ if (it->lyxCode() == BIBITEM_CODE) {
+ if (parent() != 0)
+ parent()->d->have_bibitems_ = true;
+ else
+ d->have_bibitems_ = true;
+ }
+ }
}
RefCache::iterator it = d->ref_cache_.find(label);
if (it != d->ref_cache_.end())
- return it->second.second;
+ return it->second;
- static InsetLabel const * dummy_il = 0;
static References const dummy_refs = References();
it = d->ref_cache_.insert(
- make_pair(label, make_pair(dummy_il, dummy_refs))).first;
- return it->second.second;
+ make_pair(label, dummy_refs)).first;
+ return it->second;
}
}
-void Buffer::setInsetLabel(docstring const & label, InsetLabel const * il)
+void Buffer::setInsetLabel(docstring const & label, InsetLabel const * il,
+ bool const active)
{
- masterBuffer()->d->ref_cache_[label].first = il;
+ LabelInfo linfo;
+ linfo.label = label;
+ linfo.inset = il;
+ linfo.active = active;
+ masterBuffer()->d->label_cache_.push_back(linfo);
}
-InsetLabel const * Buffer::insetLabel(docstring const & label) const
+InsetLabel const * Buffer::insetLabel(docstring const & label,
+ bool const active) const
{
- return masterBuffer()->d->ref_cache_[label].first;
+ for (auto & rc : masterBuffer()->d->label_cache_) {
+ if (rc.label == label && (rc.active || !active))
+ return rc.inset;
+ }
+ return nullptr;
+}
+
+
+bool Buffer::activeLabel(docstring const & label) const
+{
+ if (!insetLabel(label, true))
+ return false;
+
+ return true;
}
void Buffer::clearReferenceCache() const
{
- if (!d->parent())
+ if (!d->parent()) {
d->ref_cache_.clear();
+ d->label_cache_.clear();
+ }
}
_("&Remove"), _("&Keep"));
if (del_emerg == 0)
emergencyFile.removeFile();
+ else {
+ // See bug #11464
+ FileName newname;
+ string const ename = emergencyFile.absFileName();
+ bool noname = true;
+ // Surely we can find one in 100 tries?
+ for (int i = 1; i < 100; ++i) {
+ newname.set(ename + to_string(i) + ".lyx");
+ if (!newname.exists()) {
+ noname = false;
+ break;
+ }
+ }
+ if (!noname) {
+ // renameTo returns true on success. So inverting that
+ // will give us true if we fail.
+ noname = !emergencyFile.renameTo(newname);
+ }
+ if (noname) {
+ Alert::warning(_("Can't rename emergency file!"),
+ _("LyX was unable to rename the emergency file. "
+ "You should do so manually. Otherwise, you will be "
+ "asked about it again the next time you try to load "
+ "this file, and may over-write your own work."));
+ }
+ }
return ReadOriginal;
}