void PHPCodeCompletion::DoShowCompletionBox(const PHPEntityBase::List_t& entries, PHPExpression::Ptr_t expr)
{
wxCodeCompletionBoxEntry::Vec_t ccEntries;
TagEntryPtrVector_t tags;
wxStringSet_t uniqueEntries;
// search for the old item
PHPEntityBase::List_t::const_iterator iter = entries.begin();
for(; iter != entries.end(); ++iter) {
PHPEntityBase::Ptr_t entry = *iter;
if(uniqueEntries.count(entry->GetFullName()) == 0) {
uniqueEntries.insert(entry->GetFullName());
} else {
// don't add duplicate entries
continue;
}
PHPEntityBase::Ptr_t ns = expr->GetSourceFile()->Namespace(); // the namespace at the source file
TagEntryPtr t = DoPHPEntityToTagEntry(entry);
tags.push_back(t);
}
std::sort(tags.begin(), tags.end(), _SAscendingSort());
for(size_t i = 0; i < tags.size(); ++i) {
wxCodeCompletionBoxEntry::Ptr_t ccEntry = wxCodeCompletionBox::TagToEntry(tags.at(i));
ccEntry->SetComment(tags.at(i)->GetComment());
ccEntries.push_back(ccEntry);
}
wxCodeCompletionBoxManager::Get().ShowCompletionBox(
m_manager->GetActiveEditor()->GetCtrl(), ccEntries, wxCodeCompletionBox::kRefreshOnKeyType, wxNOT_FOUND);
}
void PHPCodeCompletion::DoShowCompletionBox(const PHPEntityBase::List_t& entries, PHPExpression::Ptr_t expr)
{
std::vector<TagEntryPtr> tags;
wxStringSet_t uniqueEntries;
// search for the old item
PHPEntityBase::List_t::const_iterator iter = entries.begin();
for(; iter != entries.end(); ++iter) {
PHPEntityBase::Ptr_t entry = *iter;
if(uniqueEntries.count(entry->GetFullName()) == 0) {
uniqueEntries.insert(entry->GetFullName());
} else {
// don't add duplicate entries
continue;
}
PHPEntityBase::Ptr_t ns = expr->GetSourceFile()->Namespace(); // the namespace at the source file
TagEntryPtr t = DoPHPEntityToTagEntry(entry);
t->SetUserData(new PHPCCUserData(entry));
tags.push_back(t);
}
if(tags.empty()) return;
std::sort(tags.begin(), tags.end(), _SAscendingSort());
m_manager->GetActiveEditor()->ShowCompletionBox(tags, expr->GetFilter(), false, this);
}
bool PHPRefactoring::FindByName(const PHPEntityBase::List_t& entries, const wxString& name) const
{
PHPEntityBase::List_t::const_iterator iter = entries.begin();
for(; iter != entries.end(); ++iter) {
if((*iter)->GetFullName() == name) {
return true;
}
}
return false;
}
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);
}
}
}
void PHPCodeCompletion::OnCodeComplete(clCodeCompletionEvent& e)
{
e.Skip(true);
if(PHPWorkspace::Get()->IsOpen()) {
IEditor* editor = dynamic_cast<IEditor*>(e.GetEditor());
if(editor && IsPHPFile(editor)) {
e.Skip(false);
// Update the settings
TagsOptionsData d;
clConfig ccConfig("code-completion.conf");
ccConfig.ReadItem(&d);
m_lookupTable.SetSizeLimit(d.GetCcNumberOfDisplayItems());
// Check if the code completion was triggered due to user
// typing '(', in this case, call OnFunctionCallTip()
wxChar charAtPos = editor->GetCharAtPos(editor->GetCurrentPosition() - 1);
if(charAtPos == '(') {
OnFunctionCallTip(e);
} else {
// Perform the code completion here
PHPExpression::Ptr_t expr(new PHPExpression(editor->GetTextRange(0, e.GetPosition())));
bool isExprStartsWithOpenTag = expr->IsExprStartsWithOpenTag();
PHPEntityBase::Ptr_t entity = expr->Resolve(m_lookupTable, editor->GetFileName().GetFullPath());
if(entity) {
// Suggets members for the resolved entity
PHPEntityBase::List_t matches;
expr->Suggest(entity, m_lookupTable, matches);
if(!expr->GetFilter().IsEmpty() && (expr->GetCount() == 0)) {
// Word completion
PHPEntityBase::List_t keywords = PhpKeywords(expr->GetFilter());
// Preprend the keywords
matches.insert(matches.end(), keywords.begin(), keywords.end());
// Did user typed "<?ph" or "<?php" ??
// If so, clear the matches
if(isExprStartsWithOpenTag && (expr->GetFilter() == "ph" || expr->GetFilter() == "php")) {
matches.clear();
}
}
// Remove duplicates from the list
if(!matches.empty()) {
// Show the code completion box
DoShowCompletionBox(matches, expr);
}
}
}
}
}
}
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 PHPCodeCompletion::OnFindSymbol(clCodeCompletionEvent& e)
{
e.Skip();
if(PHPWorkspace::Get()->IsOpen()) {
if(!CanCodeComplete(e)) return;
e.Skip(false);
IEditor* editor = dynamic_cast<IEditor*>(e.GetEditor());
if(editor) {
wxString word = editor->GetWordAtCaret();
if(word.IsEmpty()) return;
PHPEntityBase::List_t symbols = m_lookupTable.FindSymbol(word);
if(symbols.size() == 1) {
PHPEntityBase::Ptr_t match = *symbols.begin();
DoOpenEditorForEntry(match);
} else {
// Convert the matches to clSelectSymbolDialogEntry::List_t
clSelectSymbolDialogEntry::List_t entries;
std::for_each(symbols.begin(), symbols.end(), [&](PHPEntityBase::Ptr_t entry) {
TagEntryPtr tag = DoPHPEntityToTagEntry(entry);
wxBitmap bmp = wxCodeCompletionBox::GetBitmap(tag);
clSelectSymbolDialogEntry m;
m.bmp = bmp;
m.name = entry->GetFullName();
m.clientData = new PHPFindSymbol_ClientData(entry);
m.help = tag->GetKind();
entries.push_back(m);
});
// Show selection dialog
clSelectSymbolDialog dlg(EventNotifier::Get()->TopFrame(), entries);
if(dlg.ShowModal() != wxID_OK) return;
PHPFindSymbol_ClientData* cd = dynamic_cast<PHPFindSymbol_ClientData*>(dlg.GetSelection());
if(cd) {
DoOpenEditorForEntry(cd->m_ptr);
}
}
}
}
}
void OpenResourceDlg::DoGetResources(const wxString& filter)
{
m_resources.clear();
PHPEntityBase::List_t matches;
m_table.LoadAllByFilter(matches, filter);
// Convert the PHP matches into resources
PHPEntityBase::List_t::iterator iter = matches.begin();
m_resources.reserve(matches.size());
for(; iter != matches.end(); ++iter) {
PHPEntityBase::Ptr_t match = *iter;
if(FileUtils::FuzzyMatch(filter, match->GetFullName())) {
ResourceItem resource;
resource.displayName = match->GetDisplayName();
resource.filename = match->GetFilename();
resource.line = match->GetLine();
resource.SetType(match);
m_resources.push_back(resource);
}
}
}
void PHPCodeCompletion::OnCodeComplete(clCodeCompletionEvent& e)
{
if(PHPWorkspace::Get()->IsOpen()) {
if(!CanCodeComplete(e)) return;
IEditor* editor = dynamic_cast<IEditor*>(e.GetEditor());
if(editor) {
// we handle only .php files
if(IsPHPFile(editor)) {
// Check if the code completion was triggered due to user
// typing '(', in this case, call OnFunctionCallTip()
wxChar charAtPos = editor->GetCharAtPos(editor->GetCurrentPosition() - 1);
if(charAtPos == '(') {
OnFunctionCallTip(e);
} else {
// Perform the code completion here
PHPExpression::Ptr_t expr(new PHPExpression(editor->GetTextRange(0, e.GetPosition())));
PHPEntityBase::Ptr_t entity = expr->Resolve(m_lookupTable, editor->GetFileName().GetFullPath());
if(entity) {
// Suggets members for the resolved entity
PHPEntityBase::List_t matches;
expr->Suggest(entity, m_lookupTable, matches);
// Remove duplicates from the list
if(!matches.empty()) {
// Show the code completion box
DoShowCompletionBox(matches, expr);
}
}
}
}
}
} else {
e.Skip();
}
}
PHPEntityBase::Ptr_t PHPCodeCompletion::DoGetPHPEntryUnderTheAtPos(IEditor* editor, int pos, bool forFunctionCalltip)
{
if(!PHPWorkspace::Get()->IsOpen()) return PHPEntityBase::Ptr_t(NULL);
pos = editor->GetCtrl()->WordEndPosition(pos, true);
// Get the expression under the caret
wxString unsavedBuffer = editor->GetTextRange(0, pos);
wxString filter;
PHPEntityBase::Ptr_t resolved;
// Parse the source file
PHPSourceFile source(unsavedBuffer);
source.SetFilename(editor->GetFileName());
source.SetParseFunctionBody(false);
source.Parse();
PHPEntityBase::Ptr_t currentScope = source.CurrentScope();
if(currentScope && currentScope->Is(kEntityTypeClass)) {
// we are trying to resolve a 'word' under the caret within the class
// body but _not_ within a function body (i.e. it can only be
// a definition of some kind)
// try to construct an expression that will work
int wordStart = editor->GetCtrl()->WordStartPosition(pos, true);
wxString theWord = editor->GetTextRange(wordStart, pos);
wxString theWordNoDollar = theWord;
if(theWord.StartsWith("$")) {
theWordNoDollar = theWord.Mid(1);
}
PHPExpression expr2(unsavedBuffer, "<?php $this->" + theWordNoDollar, forFunctionCalltip);
resolved = expr2.Resolve(m_lookupTable, editor->GetFileName().GetFullPath());
filter = expr2.GetFilter();
if(!resolved) {
// Maybe its a static member/function/const, try using static keyword
PHPExpression expr3(unsavedBuffer, "<?php static::" + theWord, forFunctionCalltip);
resolved = expr2.Resolve(m_lookupTable, editor->GetFileName().GetFullPath());
filter = expr2.GetFilter();
}
}
if(!resolved) {
PHPExpression expr(unsavedBuffer, "", forFunctionCalltip);
resolved = expr.Resolve(m_lookupTable, editor->GetFileName().GetFullPath());
filter = expr.GetFilter();
}
if(resolved && !filter.IsEmpty()) {
resolved = m_lookupTable.FindMemberOf(resolved->GetDbId(), filter);
if(!resolved) {
// Fallback to functions and constants
PHPEntityBase::List_t children =
m_lookupTable.FindGlobalFunctionAndConsts(PHPLookupTable::kLookupFlags_ExactMatch, filter);
if(children.size() == 1) {
resolved = *children.begin();
}
}
if(resolved && resolved->Is(kEntityTypeFunction)) {
// for a function, we need to load its children (function arguments)
resolved->SetChildren(m_lookupTable.LoadFunctionArguments(resolved->GetDbId()));
} else if(resolved && resolved->Is(kEntityTypeFunctionAlias)) {
// for a function alias, we need to load the actual functions' children (function arguments)
PHPEntityBase::Ptr_t realFunc = resolved->Cast<PHPEntityFunctionAlias>()->GetFunc();
realFunc->SetChildren(m_lookupTable.LoadFunctionArguments(realFunc->GetDbId()));
}
}
return resolved;
}
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);
}
