void PHPExpression::DoMakeUnique(PHPEntityBase::List_t& matches)
{
std::set<wxString> uniqueNames;
PHPEntityBase::List_t uniqueList;
for(PHPEntityBase::List_t::iterator iter = matches.begin(); iter != matches.end(); ++iter) {
if(uniqueNames.count((*iter)->GetFullName()) == 0) {
uniqueNames.insert((*iter)->GetFullName());
uniqueList.push_back(*iter);
}
}
matches.swap(uniqueList);
}
PHPEntityBase::List_t PHPSourceFile::GetAliases() const
{
PHPEntityBase::List_t aliases;
std::map<wxString, wxString>::const_iterator iter = m_aliases.begin();
for(; iter != m_aliases.end(); ++iter) {
// wrap each alias with class entity
PHPEntityBase::Ptr_t klass(new PHPEntityClass());
klass->SetFullName(iter->second);
klass->SetShortName(iter->first);
klass->SetFilename(GetFilename());
aliases.push_back(klass);
}
return aliases;
}
void PHPCodeCompletion::GetMembers(IEditor* editor, PHPEntityBase::List_t& members, wxString& scope)
{
members.clear();
scope.clear();
if(!editor) {
return;
}
// Parse until the current position to get the current scope name
{
wxString text = editor->GetTextRange(0, editor->GetCurrentPosition());
PHPSourceFile sourceFile(text);
sourceFile.SetParseFunctionBody(true);
sourceFile.SetFilename(editor->GetFileName());
sourceFile.Parse();
const PHPEntityClass* scopeAtPoint = sourceFile.Class()->Cast<PHPEntityClass>();
if(!scopeAtPoint) {
return;
}
scope = scopeAtPoint->GetFullName();
}
// Second parse: parse the entire buffer so we are not limited by the caret position
wxString text = editor->GetTextRange(0, editor->GetLength());
PHPSourceFile sourceFile(text);
sourceFile.SetParseFunctionBody(true);
sourceFile.SetFilename(editor->GetFileName());
sourceFile.Parse();
// Locate the scope
PHPEntityBase::Ptr_t parentClass = sourceFile.Namespace()->FindChild(scope);
if(!parentClass) return;
// filter out
const PHPEntityBase::List_t& children = parentClass->GetChildren();
PHPEntityBase::List_t::const_iterator iter = children.begin();
for(; iter != children.end(); ++iter) {
PHPEntityBase::Ptr_t child = *iter;
if(child->Is(kEntityTypeVariable) && child->Cast<PHPEntityVariable>()->IsMember() &&
!child->Cast<PHPEntityVariable>()->IsConst() && !child->Cast<PHPEntityVariable>()->IsStatic()) {
// a member of a class
members.push_back(child);
}
}
}
PHPEntityBase::List_t PHPCodeCompletion::PhpKeywords(const wxString& prefix) const
{
LexerConf::Ptr_t lexer = ColoursAndFontsManager::Get().GetLexer("php");
if(!lexer) return PHPEntityBase::List_t();
wxString lcPrefix = prefix.Lower();
PHPEntityBase::List_t lst;
wxString phpKeywords = lexer->GetKeyWords(4);
wxArrayString phpKeywordsArr = ::wxStringTokenize(phpKeywords, " \t", wxTOKEN_STRTOK);
for(size_t i = 0; i < phpKeywordsArr.GetCount(); ++i) {
wxString lcWord = phpKeywordsArr.Item(i).Lower();
if(lcWord.StartsWith(lcPrefix)) {
PHPEntityBase::Ptr_t keyword(new PHPEntityKeyword());
keyword->SetFullName(phpKeywordsArr.Item(i));
keyword->SetShortName(phpKeywordsArr.Item(i));
lst.push_back(keyword);
}
}
return lst;
}
void PHPExpression::Suggest(PHPEntityBase::Ptr_t resolved, PHPLookupTable& lookup, PHPEntityBase::List_t& matches)
{
// sanity
if(!resolved) return;
PHPEntityBase::Ptr_t currentScope = GetSourceFile()->CurrentScope();
// GetCount() == 0 && !GetFilter().IsEmpty() i.e. a word completion is required.
// We enhance the list with the following:
// - PHP keywords
// - Global functions
// - Global constants
// - Function arguments
// - Local variables (of the current scope)
// - And aliases e.g. 'use foo\bar as Bar;'
if(GetCount() == 0 && !GetFilter().IsEmpty()) {
// For functions and constants, PHP will fall back to global functions or constants if a
// namespaced function or constant does not exist.
PHPEntityBase::List_t globals =
lookup.FindGlobalFunctionAndConsts(PHPLookupTable::kLookupFlags_Contains, GetFilter());
matches.insert(matches.end(), globals.begin(), globals.end());
if(currentScope && (currentScope->Is(kEntityTypeFunction) || currentScope->Is(kEntityTypeNamespace))) {
// If the current scope is a function
// add the local variables + function arguments to the current list of matches
const PHPEntityBase::List_t& children = currentScope->GetChildren();
PHPEntityBase::List_t::const_iterator iter = children.begin();
for(; iter != children.end(); ++iter) {
PHPEntityBase::Ptr_t child = *iter;
if(child->Is(kEntityTypeVariable) && child->GetShortName().Contains(GetFilter()) &&
child->GetShortName() != GetFilter()) {
matches.push_back(child);
}
}
}
{
// Add aliases
PHPEntityBase::List_t aliases = GetSourceFile()->GetAliases();
PHPEntityBase::List_t::iterator iter = aliases.begin();
for(; iter != aliases.end(); ++iter) {
if((*iter)->GetShortName().Contains(GetFilter())) {
matches.push_back(*iter);
}
}
}
{
// Add $this incase we are inside a class (but only if '$this' contains the filter string)
wxString lcFilter = GetFilter().Lower();
if(GetSourceFile()->Class() && wxString("$this").Contains(lcFilter)) {
PHPEntityBase::Ptr_t thiz(new PHPEntityVariable());
thiz->SetFullName("$this");
thiz->SetShortName("$this");
thiz->SetFilename(currentScope->GetFilename());
matches.push_back(thiz);
}
}
}
// Add the scoped matches
// for the code completion
size_t flags = PHPLookupTable::kLookupFlags_Contains | GetLookupFlags();
if(resolved->Is(kEntityTypeClass)) {
if(resolved->Cast<PHPEntityClass>()->IsInterface() || resolved->Cast<PHPEntityClass>()->IsAbstractClass()) {
flags |= PHPLookupTable::kLookupFlags_IncludeAbstractMethods;
}
}
PHPEntityBase::List_t scopeChildren = lookup.FindChildren(resolved->GetDbId(), flags, GetFilter());
matches.insert(matches.end(), scopeChildren.begin(), scopeChildren.end());
// Incase the resolved is a namespace, suggest all children namespaces
if(resolved->Is(kEntityTypeNamespace)) {
PHPEntityBase::List_t namespaces = lookup.FindNamespaces(resolved->GetFullName(), GetFilter());
matches.insert(matches.end(), namespaces.begin(), namespaces.end());
}
// and make the list unique
DoMakeUnique(matches);
}