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tdelibs/kate/part/katejscript.cpp

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/* This file is part of the KDE libraries
Copyright (C) 2005 Christoph Cullmann <cullmann@kde.org>
Copyright (C) 2005 Joseph Wenninger <jowenn@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "katejscript.h"
#include "katedocument.h"
#include "kateview.h"
#include "katefactory.h"
#include "kateconfig.h"
#include "kateautoindent.h"
#include "katehighlight.h"
#include "katetextline.h"
#include "kateindentscriptabstracts.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <kdebug.h>
#include <kstandarddirs.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kconfig.h>
#include <kjs/function_object.h>
#include <kjs/interpreter.h>
#include <kjs/lookup.h>
#include <qfile.h>
#include <qfileinfo.h>
#include <qpopupmenu.h>
#include <qregexp.h>
#include <qtextstream.h>
namespace KJS {
// taken from khtml
// therefor thx to:
// Copyright (C) 1999-2003 Harri Porten (porten@kde.org)
// Copyright (C) 2001-2003 David Faure (faure@kde.org)
// Copyright (C) 2003 Apple Computer, Inc.
UString::UString(const QString &d)
{
unsigned int len = d.length();
UChar *dat = new UChar[len];
memcpy(dat, d.unicode(), len * sizeof(UChar));
rep = UString::Rep::create(dat, len);
}
QString UString::qstring() const
{
return QString((QChar*) data(), size());
}
QConstString UString::qconststring() const
{
return QConstString((QChar*) data(), size());
}
//BEGIN global methods
class KateJSGlobalFunctions : public ObjectImp
{
public:
KateJSGlobalFunctions(int i, int length);
virtual bool implementsCall() const { return true; }
virtual Value call(ExecState *exec, Object &thisObj, const List &args);
enum {
Debug
};
private:
int id;
};
KateJSGlobalFunctions::KateJSGlobalFunctions(int i, int length) : ObjectImp(), id(i)
{
putDirect(lengthPropertyName,length,DontDelete|ReadOnly|DontEnum);
}
Value KateJSGlobalFunctions::call(ExecState *exec, Object &/*thisObj*/, const List &args)
{
switch (id) {
case Debug:
qDebug("Kate (KJS Scripting): %s", args[0].toString(exec).ascii());
return Undefined();
default:
break;
}
return Undefined();
}
//END global methods
} // namespace KJS
//BEGIN JS API STUFF
class KateJSGlobal : public KJS::ObjectImp {
public:
virtual KJS::UString className() const { return "global"; }
};
class KateJSDocument : public KJS::ObjectImp
{
public:
KateJSDocument (KJS::ExecState *exec, KateDocument *_doc);
KJS::Value get( KJS::ExecState *exec, const KJS::Identifier &propertyName) const;
KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
void put(KJS::ExecState *exec, const KJS::Identifier &propertyName, const KJS::Value& value, int attr = KJS::None);
void putValueProperty(KJS::ExecState *exec, int token, const KJS::Value& value, int attr);
const KJS::ClassInfo* classInfo() const { return &info; }
enum { FullText,
Text,
TextLine,
Lines,
Length,
LineLength,
SetText,
Clear,
InsertText,
RemoveText,
InsertLine,
RemoveLine,
EditBegin,
EditEnd,
IndentWidth,
IndentMode,
SpaceIndent,
MixedIndent,
HighlightMode,
IsInWord,
CanBreakAt,
CanComment,
CommentMarker,
CommentStart,
CommentEnd,
Attribute
};
public:
KateDocument *doc;
static const KJS::ClassInfo info;
};
class KateJSView : public KJS::ObjectImp
{
public:
KateJSView (KJS::ExecState *exec, KateView *_view);
KJS::Value get( KJS::ExecState *exec, const KJS::Identifier &propertyName) const;
KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
void put(KJS::ExecState *exec, const KJS::Identifier &propertyName, const KJS::Value& value, int attr = KJS::None);
void putValueProperty(KJS::ExecState *exec, int token, const KJS::Value& value, int attr);
const KJS::ClassInfo* classInfo() const { return &info; }
enum { CursorLine,
CursorColumn,
CursorColumnReal,
SetCursorPosition,
SetCursorPositionReal,
Selection,
HasSelection,
SetSelection,
RemoveSelectedText,
SelectAll,
ClearSelection,
SelStartLine,
SelStartCol,
SelEndLine,
SelEndCol
};
public:
KateView *view;
static const KJS::ClassInfo info;
};
class KateJSIndenter : public KJS::ObjectImp
{
public:
KateJSIndenter (KJS::ExecState *exec);
/*
KJS::Value get( KJS::ExecState *exec, const KJS::Identifier &propertyName) const;
KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
void put(KJS::ExecState *exec, const KJS::Identifier &propertyName, const KJS::Value& value, int attr = KJS::None);
void putValueProperty(KJS::ExecState *exec, int token, const KJS::Value& value, int attr);
*/
const KJS::ClassInfo* classInfo() const { return &info; }
enum { OnChar,
OnLine,
OnNewline,
Dummy
};
public:
static const KJS::ClassInfo info;
};
#include "katejscript.lut.h"
//END
KateJScript::KateJScript ()
: m_global (new KJS::Object (new KateJSGlobal ()))
, m_interpreter (new KJS::Interpreter (*m_global))
, m_document (new KJS::Object(wrapDocument(m_interpreter->globalExec(), 0)))
, m_view (new KJS::Object (wrapView(m_interpreter->globalExec(), 0)))
{
// put some stuff into env., this should stay for all executions, as we keep external
// references to the inserted KJS::Objects, this should avoid any garbage collection
m_interpreter->globalObject().put(m_interpreter->globalExec(), "document", *m_document);
m_interpreter->globalObject().put(m_interpreter->globalExec(), "view", *m_view);
m_interpreter->globalObject().put(m_interpreter->globalExec(), "debug",
KJS::Object(new KateJSGlobalFunctions(KateJSGlobalFunctions::Debug,1)));
}
KateJScript::~KateJScript ()
{
delete m_view;
delete m_document;
delete m_interpreter;
delete m_global;
}
KJS::ObjectImp *KateJScript::wrapDocument (KJS::ExecState *exec, KateDocument *doc)
{
return new KateJSDocument(exec, doc);
}
KJS::ObjectImp *KateJScript::wrapView (KJS::ExecState *exec, KateView *view)
{
return new KateJSView(exec, view);
}
bool KateJScript::execute (KateView *view, const QString &script, QString &errorMsg)
{
// no view, no fun
if (!view)
{
errorMsg = i18n("Could not access view");
return false;
}
// init doc & view with new pointers!
static_cast<KateJSDocument *>( m_document->imp() )->doc = view->doc();
static_cast<KateJSView *>( m_view->imp() )->view = view;
// run the script for real
KJS::Completion comp (m_interpreter->evaluate(script));
if (comp.complType() == KJS::Throw)
{
KJS::ExecState *exec = m_interpreter->globalExec();
KJS::Value exVal = comp.value();
char *msg = exVal.toString(exec).ascii();
int lineno = -1;
if (exVal.type() == KJS::ObjectType)
{
KJS::Value lineVal = KJS::Object::dynamicCast(exVal).get(exec,"line");
if (lineVal.type() == KJS::NumberType)
lineno = int(lineVal.toNumber(exec));
}
errorMsg = i18n("Exception, line %1: %2").arg(lineno).arg(msg);
return false;
}
return true;
}
//BEGIN KateJSDocument
// -------------------------------------------------------------------------
/* Source for KateJSDocumentProtoTable.
@begin KateJSDocumentProtoTable 21
#
# edit interface stuff + editBegin/End, this is nice start
#
textFull KateJSDocument::FullText DontDelete|Function 0
textRange KateJSDocument::Text DontDelete|Function 4
textLine KateJSDocument::TextLine DontDelete|Function 1
lines KateJSDocument::Lines DontDelete|Function 0
length KateJSDocument::Length DontDelete|Function 0
lineLength KateJSDocument::LineLength DontDelete|Function 1
setText KateJSDocument::SetText DontDelete|Function 1
clear KateJSDocument::Clear DontDelete|Function 0
insertText KateJSDocument::InsertText DontDelete|Function 3
removeText KateJSDocument::RemoveText DontDelete|Function 4
insertLine KateJSDocument::InsertLine DontDelete|Function 2
removeLine KateJSDocument::RemoveLine DontDelete|Function 1
editBegin KateJSDocument::EditBegin DontDelete|Function 0
editEnd KateJSDocument::EditEnd DontDelete|Function 0
#
# methods from highlight (and around)
#
isInWord KateJSDocument::IsInWord DontDelete|Function 2
canBreakAt KateJSDocument::CanBreakAt DontDelete|Function 2
canComment KateJSDocument::CanComment DontDelete|Function 2
commentMarker KateJSDocument::CommentMarker DontDelete|Function 1
commentStart KateJSDocument::CommentStart DontDelete|Function 1
commentEnd KateJSDocument::CommentEnd DontDelete|Function 1
attribute KateJSDocument::Attribute DontDelete|Function 2
@end
@begin KateJSDocumentTable 6
#
# Configuration properties
#
indentWidth KateJSDocument::IndentWidth DontDelete|ReadOnly
indentMode KateJSDocument::IndentMode DontDelete|ReadOnly
spaceIndent KateJSDocument::SpaceIndent DontDelete|ReadOnly
mixedIndent KateJSDocument::MixedIndent DontDelete|ReadOnly
highlightMode KateJSDocument::HighlightMode DontDelete|ReadOnly
@end
*/
DEFINE_PROTOTYPE("KateJSDocument",KateJSDocumentProto)
IMPLEMENT_PROTOFUNC(KateJSDocumentProtoFunc)
IMPLEMENT_PROTOTYPE(KateJSDocumentProto,KateJSDocumentProtoFunc)
const KJS::ClassInfo KateJSDocument::info = { "KateJSDocument", 0, 0, 0 };
KJS::Value KJS::KateJSDocumentProtoFunc::call(KJS::ExecState *exec, KJS::Object &thisObj, const KJS::List &args)
{
KJS_CHECK_THIS( KateJSDocument, thisObj );
KateDocument *doc = static_cast<KateJSDocument *>( thisObj.imp() )->doc;
if (!doc)
return KJS::Undefined();
switch (id)
{
case KateJSDocument::FullText:
return KJS::String (doc->text());
case KateJSDocument::Text:
return KJS::String (doc->text(args[0].toUInt32(exec), args[1].toUInt32(exec), args[2].toUInt32(exec), args[3].toUInt32(exec)));
case KateJSDocument::TextLine:
return KJS::String (doc->textLine (args[0].toUInt32(exec)));
case KateJSDocument::Lines:
return KJS::Number (doc->numLines());
case KateJSDocument::Length:
return KJS::Number (doc->length());
case KateJSDocument::LineLength:
return KJS::Number (doc->lineLength(args[0].toUInt32(exec)));
case KateJSDocument::SetText:
return KJS::Boolean (doc->setText(args[0].toString(exec).qstring()));
case KateJSDocument::Clear:
return KJS::Boolean (doc->clear());
case KateJSDocument::InsertText:
return KJS::Boolean (doc->insertText (args[0].toUInt32(exec), args[1].toUInt32(exec), args[2].toString(exec).qstring()));
case KateJSDocument::RemoveText:
return KJS::Boolean (doc->removeText(args[0].toUInt32(exec), args[1].toUInt32(exec), args[2].toUInt32(exec), args[3].toUInt32(exec)));
case KateJSDocument::InsertLine:
return KJS::Boolean (doc->insertLine (args[0].toUInt32(exec), args[1].toString(exec).qstring()));
case KateJSDocument::RemoveLine:
return KJS::Boolean (doc->removeLine (args[0].toUInt32(exec)));
case KateJSDocument::EditBegin:
doc->editBegin();
return KJS::Null ();
case KateJSDocument::EditEnd:
doc->editEnd ();
return KJS::Null ();
case KateJSDocument::IsInWord:
return KJS::Boolean( doc->highlight()->isInWord( args[0].toString(exec).qstring().at(0), args[1].toUInt32(exec) ) );
case KateJSDocument::CanBreakAt:
return KJS::Boolean( doc->highlight()->canBreakAt( args[0].toString(exec).qstring().at(0), args[1].toUInt32(exec) ) );
case KateJSDocument::CanComment:
return KJS::Boolean( doc->highlight()->canComment( args[0].toUInt32(exec), args[1].toUInt32(exec) ) );
case KateJSDocument::CommentMarker:
return KJS::String( doc->highlight()->getCommentSingleLineStart( args[0].toUInt32(exec) ) );
case KateJSDocument::CommentStart:
return KJS::String( doc->highlight()->getCommentStart( args[0].toUInt32(exec) ) );
case KateJSDocument::CommentEnd:
return KJS::String( doc->highlight()->getCommentEnd( args[0].toUInt32(exec) ) );
case KateJSDocument::Attribute:
return KJS::Number( doc->kateTextLine(args[0].toUInt32(exec))->attribute(args[1].toUInt32(exec)) );
}
return KJS::Undefined();
}
KJS::Value KateJSDocument::get( KJS::ExecState *exec, const KJS::Identifier &propertyName) const
{
return KJS::lookupGetValue<KateJSDocument,KJS::ObjectImp>(exec, propertyName, &KateJSDocumentTable, this );
}
KJS::Value KateJSDocument::getValueProperty(KJS::ExecState *exec, int token) const
{
if (!doc)
return KJS::Undefined ();
switch (token) {
case KateJSDocument::IndentWidth:
return KJS::Number( doc->config()->indentationWidth() );
case KateJSDocument::IndentMode:
return KJS::String( KateAutoIndent::modeName( doc->config()->indentationMode() ) );
case KateJSDocument::SpaceIndent:
return KJS::Boolean( doc->config()->configFlags() & KateDocumentConfig::cfSpaceIndent );
case KateJSDocument::MixedIndent:
return KJS::Boolean( doc->config()->configFlags() & KateDocumentConfig::cfMixedIndent );
case KateJSDocument::HighlightMode:
return KJS::String( doc->hlModeName( doc->hlMode() ) );
}
return KJS::Undefined ();
}
void KateJSDocument::put(KJS::ExecState *exec, const KJS::Identifier &propertyName, const KJS::Value& value, int attr)
{
KJS::lookupPut<KateJSDocument,KJS::ObjectImp>(exec, propertyName, value, attr, &KateJSDocumentTable, this );
}
void KateJSDocument::putValueProperty(KJS::ExecState *exec, int token, const KJS::Value& value, int attr)
{
if (!doc)
return;
}
KateJSDocument::KateJSDocument (KJS::ExecState *exec, KateDocument *_doc)
: KJS::ObjectImp (KateJSDocumentProto::self(exec))
, doc (_doc)
{
}
//END
//BEGIN KateJSView
// -------------------------------------------------------------------------
/* Source for KateJSViewProtoTable.
@begin KateJSViewProtoTable 14
cursorLine KateJSView::CursorLine DontDelete|Function 0
cursorColumn KateJSView::CursorColumn DontDelete|Function 0
cursorColumnReal KateJSView::CursorColumnReal DontDelete|Function 0
setCursorPosition KateJSView::SetCursorPosition DontDelete|Function 2
setCursorPositionReal KateJSView::SetCursorPositionReal DontDelete|Function 2
selection KateJSView::Selection DontDelete|Function 0
hasSelection KateJSView::HasSelection DontDelete|Function 0
setSelection KateJSView::SetSelection DontDelete|Function 4
removeSelectedText KateJSView::RemoveSelectedText DontDelete|Function 0
selectAll KateJSView::SelectAll DontDelete|Function 0
clearSelection KateJSView::ClearSelection DontDelete|Function 0
@end
*/
/* Source for KateJSViewTable.
@begin KateJSViewTable 5
selectionStartLine KateJSView::SelStartLine DontDelete|ReadOnly
selectionStartColumn KateJSView::SelStartCol DontDelete|ReadOnly
selectionEndLine KateJSView::SelEndLine DontDelete|ReadOnly
selectionEndColumn KateJSView::SelEndCol DontDelete|ReadOnly
@end
*/
DEFINE_PROTOTYPE("KateJSView",KateJSViewProto)
IMPLEMENT_PROTOFUNC(KateJSViewProtoFunc)
IMPLEMENT_PROTOTYPE(KateJSViewProto,KateJSViewProtoFunc)
const KJS::ClassInfo KateJSView::info = { "KateJSView", 0, &KateJSViewTable, 0 };
KJS::Value KJS::KateJSViewProtoFunc::call(KJS::ExecState *exec, KJS::Object &thisObj, const KJS::List &args)
{
KJS_CHECK_THIS( KateJSView, thisObj );
KateView *view = static_cast<KateJSView *>( thisObj.imp() )->view;
if (!view)
return KJS::Undefined();
switch (id)
{
case KateJSView::CursorLine:
return KJS::Number (view->cursorLine());
case KateJSView::CursorColumn:
return KJS::Number (view->cursorColumn());
case KateJSView::CursorColumnReal:
return KJS::Number (view->cursorColumnReal());
case KateJSView::SetCursorPosition:
return KJS::Boolean( view->setCursorPosition( args[0].toUInt32(exec), args[1].toUInt32(exec) ) );
case KateJSView::SetCursorPositionReal:
return KJS::Boolean( view->setCursorPositionReal( args[0].toUInt32(exec), args[1].toUInt32(exec) ) );
// SelectionInterface goes in the view, in anticipation of the future
case KateJSView::Selection:
return KJS::String( view->selection() );
case KateJSView::HasSelection:
return KJS::Boolean( view->hasSelection() );
case KateJSView::SetSelection:
return KJS::Boolean( view->setSelection(args[0].toUInt32(exec),
args[1].toUInt32(exec),
args[2].toUInt32(exec),
args[3].toUInt32(exec)) );
case KateJSView::RemoveSelectedText:
return KJS::Boolean( view->removeSelectedText() );
case KateJSView::SelectAll:
return KJS::Boolean( view->selectAll() );
case KateJSView::ClearSelection:
return KJS::Boolean( view->clearSelection() );
}
return KJS::Undefined();
}
KateJSView::KateJSView (KJS::ExecState *exec, KateView *_view)
: KJS::ObjectImp (KateJSViewProto::self(exec))
, view (_view)
{
}
KJS::Value KateJSView::get( KJS::ExecState *exec, const KJS::Identifier &propertyName) const
{
return KJS::lookupGetValue<KateJSView,KJS::ObjectImp>(exec, propertyName, &KateJSViewTable, this );
}
KJS::Value KateJSView::getValueProperty(KJS::ExecState *exec, int token) const
{
if (!view)
return KJS::Undefined ();
switch (token) {
case KateJSView::SelStartLine:
return KJS::Number( view->selStartLine() );
case KateJSView::SelStartCol:
return KJS::Number( view->selStartCol() );
case KateJSView::SelEndLine:
return KJS::Number( view->selEndLine() );
case KateJSView::SelEndCol:
return KJS::Number( view->selEndCol() );
}
return KJS::Undefined ();
}
void KateJSView::put(KJS::ExecState *exec, const KJS::Identifier &propertyName, const KJS::Value& value, int attr)
{
KJS::lookupPut<KateJSView,KJS::ObjectImp>(exec, propertyName, value, attr, &KateJSViewTable, this );
}
void KateJSView::putValueProperty(KJS::ExecState *exec, int token, const KJS::Value& value, int attr)
{
if (!view)
return;
}
//END
//BEGIN KateJScriptManager
KateJScriptManager::KateJScriptManager ()
{
m_scripts.setAutoDelete (true);
collectScripts ();
}
KateJScriptManager::~KateJScriptManager ()
{
}
void KateJScriptManager::collectScripts (bool force)
{
// If there's something in myModeList the Mode List was already built so, don't do it again
if (!m_scripts.isEmpty())
return;
// We'll store the scripts list in this config
KConfig config("katepartjscriptrc", false, false);
// figure out if the kate install is too new
config.setGroup ("General");
if (config.readNumEntry ("Version") > config.readNumEntry ("CachedVersion"))
{
config.writeEntry ("CachedVersion", config.readNumEntry ("Version"));
force = true;
}
// Let's get a list of all the .js files
QStringList list = KGlobal::dirs()->findAllResources("data","katepart/scripts/*.js",false,true);
// Let's iterate through the list and build the Mode List
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
// Each file has a group called:
QString Group="Cache "+ *it;
// Let's go to this group
config.setGroup(Group);
// stat the file
struct stat sbuf;
memset (&sbuf, 0, sizeof(sbuf));
stat(QFile::encodeName(*it), &sbuf);
// If the group exist and we're not forced to read the .js file, let's build myModeList for katepartjscriptrc
if (!force && config.hasGroup(Group) && (sbuf.st_mtime == config.readNumEntry("lastModified")))
{
}
else
{
kdDebug (13050) << "add script: " << *it << endl;
QString desktopFile = (*it).left((*it).length()-2).append ("desktop");
kdDebug (13050) << "add script (desktop file): " << desktopFile << endl;
QFileInfo dfi (desktopFile);
if (dfi.exists())
{
KConfig df (desktopFile, true, false);
df.setDesktopGroup ();
// get cmdname, fallback to baseName, if it is empty, therefor not use the kconfig fallback
QString cmdname = df.readEntry ("X-Kate-Command");
if (cmdname.isEmpty())
{
QFileInfo fi (*it);
cmdname = fi.baseName();
}
if (m_scripts[cmdname])
continue;
KateJScriptManager::Script *s = new KateJScriptManager::Script ();
s->name = cmdname;
s->filename = *it;
s->desktopFileExists = true;
m_scripts.insert (s->name, s);
}
else // no desktop file around, fall back to scriptfilename == commandname
{
kdDebug (13050) << "add script: fallback, no desktop file around!" << endl;
QFileInfo fi (*it);
if (m_scripts[fi.baseName()])
continue;
KateJScriptManager::Script *s = new KateJScriptManager::Script ();
s->name = fi.baseName();
s->filename = *it;
s->desktopFileExists = false;
m_scripts.insert (s->name, s);
}
}
}
// Syncronize with the file katepartjscriptrc
config.sync();
}
bool KateJScriptManager::exec( Kate::View *view, const QString &_cmd, QString &errorMsg )
{
// cast it hardcore, we know that it is really a kateview :)
KateView *v = (KateView*) view;
if ( !v )
{
errorMsg = i18n("Could not access view");
return false;
}
//create a list of args
QStringList args( QStringList::split( QRegExp("\\s+"), _cmd ) );
QString cmd ( args.first() );
args.remove( args.first() );
kdDebug(13050) << "try to exec: " << cmd << endl;
if (!m_scripts[cmd])
{
errorMsg = i18n("Command not found");
return false;
}
QFile file (m_scripts[cmd]->filename);
if ( !file.open( IO_ReadOnly ) )
{
errorMsg = i18n("JavaScript file not found");
return false;
}
QTextStream stream( &file );
stream.setEncoding (QTextStream::UnicodeUTF8);
QString source = stream.read ();
file.close();
return KateFactory::self()->jscript()->execute(v, source, errorMsg);
}
bool KateJScriptManager::help( Kate::View *, const QString &cmd, QString &msg )
{
if (!m_scripts[cmd] || !m_scripts[cmd]->desktopFileExists)
return false;
KConfig df (m_scripts[cmd]->desktopFilename(), true, false);
df.setDesktopGroup ();
msg = df.readEntry ("X-Kate-Help");
if (msg.isEmpty())
return false;
return true;
}
QStringList KateJScriptManager::cmds()
{
QStringList l;
QDictIterator<KateJScriptManager::Script> it( m_scripts );
for( ; it.current(); ++it )
l << it.current()->name;
return l;
}
//END
//BEGIN KateJSIndenter
// -------------------------------------------------------------------------
/* Source for KateJSIndenterProtoTable.
@begin KateJSIndenterProtoTable 1
Dummy KateJSIndenter::Dummy DontDelete
@end
*/
/* Source for KateJSIndenterTable.
@begin KateJSIndenterTable 3
onchar KateJSIndenter::OnChar DontDelete
onnewline KateJSIndenter::OnNewline DontDelete
online KateJSIndenter::OnLine DontDelete
@end
*/
KateJSIndenter::KateJSIndenter (KJS::ExecState *exec)
: KJS::ObjectImp (KateJSViewProto::self(exec))
{
}
DEFINE_PROTOTYPE("KateJSIndenter",KateJSIndenterProto)
IMPLEMENT_PROTOFUNC(KateJSIndenterProtoFunc)
IMPLEMENT_PROTOTYPE(KateJSIndenterProto,KateJSIndenterProtoFunc)
const KJS::ClassInfo KateJSIndenter::info = { "KateJSIndenter", 0, &KateJSIndenterTable, 0 };
KJS::Value KJS::KateJSIndenterProtoFunc::call(KJS::ExecState *exec, KJS::Object &thisObj, const KJS::List &args)
{
KJS_CHECK_THIS( KateJSIndenter, thisObj );
return KJS::Undefined();
}
//END
//BEGIN KateIndentJScriptImpl
KateIndentJScriptImpl::KateIndentJScriptImpl(const QString& internalName,
const QString &filePath, const QString &niceName,
const QString &copyright, double version):
KateIndentScriptImplAbstract(internalName,filePath,niceName,copyright,version),m_interpreter(0),m_indenter(0)
{
}
KateIndentJScriptImpl::~KateIndentJScriptImpl()
{
deleteInterpreter();
}
void KateIndentJScriptImpl::decRef()
{
KateIndentScriptImplAbstract::decRef();
if (refCount()==0)
{
deleteInterpreter();
}
}
void KateIndentJScriptImpl::deleteInterpreter()
{
m_docWrapper=0;
m_viewWrapper=0;
delete m_indenter;
m_indenter=0;
delete m_interpreter;
m_interpreter=0;
}
bool KateIndentJScriptImpl::setupInterpreter(QString &errorMsg)
{
if (!m_interpreter)
{
kdDebug(13050)<<"Setting up interpreter"<<endl;
m_interpreter=new KJS::Interpreter(KJS::Object(new KateJSGlobal()));
m_docWrapper=new KateJSDocument(m_interpreter->globalExec(),0);
m_viewWrapper=new KateJSView(m_interpreter->globalExec(),0);
m_indenter=new KJS::Object(new KateJSIndenter(m_interpreter->globalExec()));
m_interpreter->globalObject().put(m_interpreter->globalExec(),"document",KJS::Object(m_docWrapper),KJS::DontDelete | KJS::ReadOnly);
m_interpreter->globalObject().put(m_interpreter->globalExec(),"view",KJS::Object(m_viewWrapper),KJS::DontDelete | KJS::ReadOnly);
m_interpreter->globalObject().put(m_interpreter->globalExec(),"debug", KJS::Object(new
KateJSGlobalFunctions(KateJSGlobalFunctions::Debug,1)));
m_interpreter->globalObject().put(m_interpreter->globalExec(),"indenter",*m_indenter,KJS::DontDelete | KJS::ReadOnly);
QFile file (filePath());
if ( !file.open( IO_ReadOnly ) )
{
errorMsg = i18n("JavaScript file not found");
deleteInterpreter();
return false;
}
QTextStream stream( &file );
stream.setEncoding (QTextStream::UnicodeUTF8);
QString source = stream.read ();
file.close();
KJS::Completion comp (m_interpreter->evaluate(source));
if (comp.complType() == KJS::Throw)
{
KJS::ExecState *exec = m_interpreter->globalExec();
KJS::Value exVal = comp.value();
char *msg = exVal.toString(exec).ascii();
int lineno = -1;
if (exVal.type() == KJS::ObjectType)
{
KJS::Value lineVal = KJS::Object::dynamicCast(exVal).get(exec,"line");
if (lineVal.type() == KJS::NumberType)
lineno = int(lineVal.toNumber(exec));
}
errorMsg = i18n("Exception, line %1: %2").arg(lineno).arg(msg);
deleteInterpreter();
return false;
} else {
return true;
}
} else return true;
}
inline static bool KateIndentJScriptCall(Kate::View *view, QString &errorMsg, KateJSDocument *docWrapper, KateJSView *viewWrapper,
KJS::Interpreter *interpreter, KJS::Object lookupobj,const KJS::Identifier& func,KJS::List params)
{
// no view, no fun
if (!view)
{
errorMsg = i18n("Could not access view");
return false;
}
KateView *v=(KateView*)view;
KJS::Object o=lookupobj.get(interpreter->globalExec(),func).toObject(interpreter->globalExec());
if (interpreter->globalExec()->hadException())
{
errorMsg=interpreter->globalExec()->exception().toString(interpreter->globalExec()).qstring();
kdDebug(13050)<<"Exception(1):"<<errorMsg<<endl;
interpreter->globalExec()->clearException();
return false;
}
// init doc & view with new pointers!
docWrapper->doc = v->doc();
viewWrapper->view = v;
/*kdDebug(13050)<<"Call Object:"<<o.toString(interpreter->globalExec()).ascii()<<endl;*/
o.call(interpreter->globalExec(),interpreter->globalObject(),params);
if (interpreter->globalExec()->hadException())
{
errorMsg=interpreter->globalExec()->exception().toString(interpreter->globalExec()).ascii();
kdDebug(13050)<<"Exception(2):"<<errorMsg<<endl;
interpreter->globalExec()->clearException();
return false;
}
return true;
}
bool KateIndentJScriptImpl::processChar(Kate::View *view, QChar c, QString &errorMsg )
{
kdDebug(13050)<<"KateIndentJScriptImpl::processChar"<<endl;
if (!setupInterpreter(errorMsg)) return false;
KJS::List params;
params.append(KJS::String(QString(c)));
return KateIndentJScriptCall(view,errorMsg,m_docWrapper,m_viewWrapper,m_interpreter,*m_indenter,KJS::Identifier("onchar"),params);
}
bool KateIndentJScriptImpl::processLine(Kate::View *view, const KateDocCursor &line, QString &errorMsg )
{
kdDebug(13050)<<"KateIndentJScriptImpl::processLine"<<endl;
if (!setupInterpreter(errorMsg)) return false;
return KateIndentJScriptCall(view,errorMsg,m_docWrapper,m_viewWrapper,m_interpreter,*m_indenter,KJS::Identifier("online"),KJS::List());
}
bool KateIndentJScriptImpl::processNewline( class Kate::View *view, const KateDocCursor &begin, bool needcontinue, QString &errorMsg )
{
kdDebug(13050)<<"KateIndentJScriptImpl::processNewline"<<endl;
if (!setupInterpreter(errorMsg)) return false;
return KateIndentJScriptCall(view,errorMsg,m_docWrapper,m_viewWrapper,m_interpreter,*m_indenter,KJS::Identifier("onnewline"),KJS::List());
}
//END
//BEGIN KateIndentJScriptManager
KateIndentJScriptManager::KateIndentJScriptManager():KateIndentScriptManagerAbstract()
{
m_scripts.setAutoDelete (true);
collectScripts ();
}
KateIndentJScriptManager::~KateIndentJScriptManager ()
{
}
void KateIndentJScriptManager::collectScripts (bool force)
{
// If there's something in myModeList the Mode List was already built so, don't do it again
if (!m_scripts.isEmpty())
return;
// We'll store the scripts list in this config
KConfig config("katepartindentjscriptrc", false, false);
#if 0
// figure out if the kate install is too new
config.setGroup ("General");
if (config.readNumEntry ("Version") > config.readNumEntry ("CachedVersion"))
{
config.writeEntry ("CachedVersion", config.readNumEntry ("Version"));
force = true;
}
#endif
// Let's get a list of all the .js files
QStringList list = KGlobal::dirs()->findAllResources("data","katepart/scripts/indent/*.js",false,true);
// Let's iterate through the list and build the Mode List
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
// Each file has a group ed:
QString Group="Cache "+ *it;
// Let's go to this group
config.setGroup(Group);
// stat the file
struct stat sbuf;
memset (&sbuf, 0, sizeof(sbuf));
stat(QFile::encodeName(*it), &sbuf);
// If the group exist and we're not forced to read the .js file, let's build myModeList for katepartjscriptrc
bool readnew=false;
if (!force && config.hasGroup(Group) && (sbuf.st_mtime == config.readNumEntry("lastModified")))
{
config.setGroup(Group);
QString filePath=*it;
QString internalName=config.readEntry("internlName","KATE-ERROR");
if (internalName=="KATE-ERROR") readnew=true;
else
{
QString niceName=config.readEntry("niceName",internalName);
QString copyright=config.readEntry("copyright",i18n("(Unknown)"));
double version=config.readDoubleNumEntry("version",0.0);
KateIndentJScriptImpl *s=new KateIndentJScriptImpl(
internalName,filePath,niceName,copyright,version);
m_scripts.insert (internalName, s);
}
}
else readnew=true;
if (readnew)
{
QFileInfo fi (*it);
if (m_scripts[fi.baseName()])
continue;
QString internalName=fi.baseName();
QString filePath=*it;
QString niceName=internalName;
QString copyright=i18n("(Unknown)");
double version=0.0;
parseScriptHeader(filePath,&niceName,&copyright,&version);
/*save the information for retrieval*/
config.setGroup(Group);
config.writeEntry("lastModified",sbuf.st_mtime);
config.writeEntry("internalName",internalName);
config.writeEntry("niceName",niceName);
config.writeEntry("copyright",copyright);
config.writeEntry("version",version);
KateIndentJScriptImpl *s=new KateIndentJScriptImpl(
internalName,filePath,niceName,copyright,version);
m_scripts.insert (internalName, s);
}
}
// Syncronize with the file katepartjscriptrc
config.sync();
}
KateIndentScript KateIndentJScriptManager::script(const QString &scriptname) {
KateIndentJScriptImpl *s=m_scripts[scriptname];
kdDebug(13050)<<scriptname<<"=="<<s<<endl;
return KateIndentScript(s);
}
void KateIndentJScriptManager::parseScriptHeader(const QString &filePath,
QString *niceName,QString *copyright,double *version)
{
QFile f(QFile::encodeName(filePath));
if (!f.open(IO_ReadOnly) ) {
kdDebug(13050)<<"Header could not be parsed, because file could not be opened"<<endl;
return;
}
QTextStream st(&f);
st.setEncoding (QTextStream::UnicodeUTF8);
if (!st.readLine().upper().startsWith("/**KATE")) {
kdDebug(13050)<<"No header found"<<endl;
f.close();
return;
}
// here the real parsing begins
kdDebug(13050)<<"Parsing indent script header"<<endl;
enum {NOTHING=0,COPYRIGHT=1} currentState=NOTHING;
QString line;
QString tmpblockdata="";
QRegExp endExpr("[\\s\\t]*\\*\\*\\/[\\s\\t]*$");
QRegExp keyValue("[\\s\\t]*\\*\\s*(.+):(.*)$");
QRegExp blockContent("[\\s\\t]*\\*(.*)$");
while ((line=st.readLine())!=QString::null) {
if (endExpr.exactMatch(line)) {
kdDebug(13050)<<"end of config block"<<endl;
if (currentState==NOTHING) break;
if (currentState==COPYRIGHT) {
*copyright=tmpblockdata;
break;
}
Q_ASSERT(0);
}
if (currentState==NOTHING)
{
if (keyValue.exactMatch(line)) {
QStringList sl=keyValue.capturedTexts();
kdDebug(13050)<<"key:"<<sl[1]<<endl<<"value:"<<sl[2]<<endl;
kdDebug(13050)<<"key-length:"<<sl[1].length()<<endl<<"value-length:"<<sl[2].length()<<endl;
QString key=sl[1];
QString value=sl[2];
if (key=="NAME") (*niceName)=value.stripWhiteSpace();
else if (key=="VERSION") (*version)=value.stripWhiteSpace().toDouble(0);
else if (key=="COPYRIGHT")
{
tmpblockdata="";
if (value.stripWhiteSpace().length()>0) tmpblockdata=value;
currentState=COPYRIGHT;
} else kdDebug(13050)<<"ignoring key"<<endl;
}
} else {
if (blockContent.exactMatch(line))
{
QString bl=blockContent.capturedTexts()[1];
//kdDebug(13050)<<"block content line:"<<bl<<endl<<bl.length()<<" "<<bl.isEmpty()<<endl;
if (bl.isEmpty())
{
(*copyright)=tmpblockdata;
kdDebug(13050)<<"Copyright block:"<<endl<<(*copyright)<<endl;
currentState=NOTHING;
} else tmpblockdata=tmpblockdata+"\n"+bl;
}
}
}
f.close();
}
//END
// kate: space-indent on; indent-width 2; replace-tabs on;
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