LyXModule const * ModuleList::operator[](string const & str) const
{
LyXModuleList::const_iterator it = modlist_.begin();
for (; it != modlist_.end(); ++it)
if (it->getID() == str) {
LyXModule const & mod = *it;
return &mod;
}
return 0;
}
bool checkModule(string const & name, bool command)
{
// Cache to avoid slowdown by repated searches
static set<string> failed[2];
// Only add the module if the command was actually defined in the LyX preamble
if (command) {
if (possible_textclass_commands.find('\\' + name) == possible_textclass_commands.end())
return false;
} else {
if (possible_textclass_environments.find(name) == possible_textclass_environments.end())
return false;
}
if (failed[command].find(name) != failed[command].end())
return false;
// Create list of dummy document classes if not already done.
// This is needed since a module cannot be read on its own, only as
// part of a document class.
LayoutFile const & baseClass = LayoutFileList::get()[textclass.name()];
typedef map<string, DocumentClass *> ModuleMap;
static ModuleMap modules;
static bool init = true;
if (init) {
baseClass.load();
DocumentClassBundle & bundle = DocumentClassBundle::get();
LyXModuleList::const_iterator const end = theModuleList.end();
LyXModuleList::const_iterator it = theModuleList.begin();
for (; it != end; it++) {
string const module = it->getID();
LayoutModuleList m;
// FIXME this excludes all modules that depend on another one
if (!m.moduleCanBeAdded(module, &baseClass))
continue;
m.push_back(module);
modules[module] = &bundle.makeDocumentClass(baseClass, m);
}
init = false;
}
// Try to find a module that defines the command.
// Only add it if the definition can be found in the preamble of the
// style that corresponds to the command. This is a heuristic and
// different from the way how we parse the builtin commands of the
// text class (in that case we only compare the name), but it is
// needed since it is not unlikely that two different modules define a
// command with the same name.
ModuleMap::iterator const end = modules.end();
for (ModuleMap::iterator it = modules.begin(); it != end; it++) {
string const module = it->first;
if (!used_modules.moduleCanBeAdded(module, &baseClass))
continue;
if (findLayoutWithoutModule(textclass, name, command))
continue;
if (findInsetLayoutWithoutModule(textclass, name, command))
continue;
DocumentClass const * c = it->second;
Layout const * layout = findLayoutWithoutModule(*c, name, command);
InsetLayout const * insetlayout = layout ? 0 :
findInsetLayoutWithoutModule(*c, name, command);
docstring preamble;
if (layout)
preamble = layout->preamble();
else if (insetlayout)
preamble = insetlayout->preamble();
if (preamble.empty())
continue;
bool add = false;
if (command) {
FullCommand const & cmd =
possible_textclass_commands['\\' + name];
if (preamble.find(cmd.def) != docstring::npos)
add = true;
} else {
FullEnvironment const & env =
possible_textclass_environments[name];
if (preamble.find(env.beg) != docstring::npos &&
preamble.find(env.end) != docstring::npos)
add = true;
}
if (add) {
FileName layout_file = libFileSearch("layouts", module, "module");
if (textclass.read(layout_file, TextClass::MODULE)) {
used_modules.push_back(module);
// speed up further searches:
// the module does not need to be checked anymore.
modules.erase(it);
return true;
}
}
}
failed[command].insert(name);
return false;
}