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tdeaddons/kate/xmlcheck/plugin_katexmlcheck.cpp

354 lines
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/***************************************************************************
plugin_katexmlcheck.cpp - checks XML files using xmllint
-------------------
begin : 2002-07-06
copyright : (C) 2002 by Daniel Naber
email : daniel.naber@t-online.de
***************************************************************************/
/***************************************************************************
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
***************************************************************************/
/*
-fixme: show dock if "Validate XML" is selected (doesn't currently work when Kate
was just started and the dockwidget isn't yet visible)
-fixme(?): doesn't correctly disappear when deactivated in config
*/
#include "plugin_katexmlcheck.h"
#include "plugin_katexmlcheck.moc"
#include <cassert>
#include <config.h>
#include <tqfile.h>
#include <tqinputdialog.h>
#include <tqregexp.h>
#include <tqstring.h>
#include <tqtextstream.h>
#include <kaction.h>
#include <kcursor.h>
#include <kdebug.h>
#include <kdockwidget.h>
#include <kinstance.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kstandarddirs.h>
#include <ktempfile.h>
#include <kate/toolviewmanager.h>
#include <kgenericfactory.h>
K_EXPORT_COMPONENT_FACTORY( katexmlcheckplugin, KGenericFactory<PluginKateXMLCheck>( "katexmlcheck" ) )
PluginKateXMLCheck::PluginKateXMLCheck( TQObject* parent, const char* name, const TQStringList& )
: Kate::Plugin ( (Kate::Application *)parent, name )
{
}
PluginKateXMLCheck::~PluginKateXMLCheck()
{
}
void PluginKateXMLCheck::addView(Kate::MainWindow *win)
{
Kate::ToolViewManager *viewmanager = win->toolViewManager();
TQWidget *dock = viewmanager->createToolView("kate_plugin_xmlcheck_ouputview", Kate::ToolViewManager::Bottom, SmallIcon("misc"), i18n("XML Checker Output"));
PluginKateXMLCheckView *view = new PluginKateXMLCheckView (dock,win,"katexmlcheck_outputview");
view->dock = dock;
win->guiFactory()->addClient(view);
view->win = win;
m_views.append(view);
}
void PluginKateXMLCheck::removeView(Kate::MainWindow *win)
{
for (uint z=0; z < m_views.count(); z++) {
if (m_views.at(z)->win == win) {
PluginKateXMLCheckView *view = m_views.at(z);
m_views.remove (view);
win->guiFactory()->removeClient (view);
delete view->dock; // this will delete view, too
}
}
}
//---------------------------------
PluginKateXMLCheckView::PluginKateXMLCheckView(TQWidget *parent,Kate::MainWindow *mainwin,const char* name)
:TQListView(parent,name),KXMLGUIClient(),win(mainwin)
{
m_tmp_file=0;
m_proc=0;
(void) new KAction ( i18n("Validate XML"), 0, TQT_TQOBJECT(this),
TQT_SLOT( slotValidate() ), actionCollection(), "xml_check" );
// TODO?:
//(void) new KAction ( i18n("Indent XML"), 0, this,
// TQT_SLOT( slotIndent() ), actionCollection(), "xml_indent" );
setInstance(new TDEInstance("kate"));
setXMLFile("plugins/katexmlcheck/ui.rc");
setFocusPolicy(TQ_NoFocus);
addColumn(i18n("#"), -1);
addColumn(i18n("Line"), -1);
setColumnAlignment(1, AlignRight);
addColumn(i18n("Column"), -1);
setColumnAlignment(2, AlignRight);
addColumn(i18n("Message"), -1);
setAllColumnsShowFocus(true);
setResizeMode(TQListView::LastColumn);
connect(this, TQT_SIGNAL(clicked(TQListViewItem *)), TQT_SLOT(slotClicked(TQListViewItem *)));
/* TODO?: invalidate the listview when document has changed
Kate::View *kv = application()->activeMainWindow()->viewManager()->activeView();
if( ! kv ) {
kdDebug() << "Warning: no Kate::View" << endl;
return;
}
connect(kv, TQT_SIGNAL(modifiedChanged()), this, TQT_SLOT(slotUpdate()));
*/
m_proc_stderr = "";
m_proc = new KProcess();
connect(m_proc, TQT_SIGNAL(processExited(KProcess*)), this, TQT_SLOT(slotProcExited(KProcess*)));
// we currently only want errors:
//connect(m_proc, TQT_SIGNAL(receivedStdout(KProcess*,char*,int)),
// this, TQT_SLOT(receivedProcStdout(KProcess*, char*, int)));
connect(m_proc, TQT_SIGNAL(receivedStderr(KProcess*,char*,int)),
this, TQT_SLOT(slotReceivedProcStderr(KProcess*, char*, int)));
}
PluginKateXMLCheckView::~PluginKateXMLCheckView()
{
delete m_proc;
delete m_tmp_file;
}
void PluginKateXMLCheckView::slotReceivedProcStderr(KProcess *, char *result, int len)
{
m_proc_stderr += TQString::fromLocal8Bit( TQCString(result, len+1) );
}
void PluginKateXMLCheckView::slotProcExited(KProcess*)
{
// FIXME: doesn't work correct the first time:
//if( m_dockwidget->isDockBackPossible() ) {
// m_dockwidget->dockBack();
// }
kdDebug() << "slotProcExited()" << endl;
//kdDebug() << "output: " << endl << m_proc_stderr << endl << endl;
TQApplication::restoreOverrideCursor();
m_tmp_file->unlink();
clear();
uint list_count = 0;
uint err_count = 0;
if( ! m_validating ) {
// no i18n here, so we don't get an ugly English<->Non-english mixup:
TQString msg;
if( m_dtdname.isEmpty() ) {
msg = "No DOCTYPE found, will only check well-formedness.";
} else {
msg = "'" + m_dtdname + "' not found, will only check well-formedness.";
}
(void)new TQListViewItem(this, TQString("1").rightJustify(4,' '), "", "", msg);
list_count++;
}
if( ! m_proc_stderr.isEmpty() ) {
TQStringList lines = TQStringList::split("\n", m_proc_stderr);
TQListViewItem *item = 0;
TQString linenumber, msg;
uint line_count = 0;
for(TQStringList::Iterator it = lines.begin(); it != lines.end(); ++it) {
TQString line = *it;
line_count++;
int semicolon_1 = line.find(':');
int semicolon_2 = line.find(':', semicolon_1+1);
int semicolon_3 = line.find(':', semicolon_2+2);
int caret_pos = line.find('^');
if( semicolon_1 != -1 && semicolon_2 != -1 && semicolon_3 != -1 ) {
linenumber = line.mid(semicolon_1+1, semicolon_2-semicolon_1-1).stripWhiteSpace();
linenumber = linenumber.rightJustify(6, ' '); // for sorting numbers
msg = line.mid(semicolon_3+1, line.length()-semicolon_3-1).stripWhiteSpace();
} else if( caret_pos != -1 || line_count == lines.size() ) {
// TODO: this fails if "^" occurs in the real text?!
if( line_count == lines.size() && caret_pos == -1 ) {
msg = msg+"\n"+line;
}
TQString col = TQString::number(caret_pos);
if( col == "-1" ) {
col = "";
}
err_count++;
list_count++;
item = new TQListViewItem(this, TQString::number(list_count).rightJustify(4,' '), linenumber, col, msg);
item->setMultiLinesEnabled(true);
} else {
msg = msg+"\n"+line;
}
}
sort(); // TODO?: insert in right order
}
if( err_count == 0 ) {
TQString msg;
if( m_validating ) {
msg = "No errors found, document is valid."; // no i18n here
} else {
msg = "No errors found, document is well-formed."; // no i18n here
}
(void)new TQListViewItem(this, TQString::number(list_count+1).rightJustify(4,' '), "", "", msg);
}
}
void PluginKateXMLCheckView::slotClicked(TQListViewItem *item)
{
kdDebug() << "slotClicked" << endl;
if( item ) {
bool ok = true;
uint line = item->text(1).toUInt(&ok);
bool ok2 = true;
uint column = item->text(2).toUInt(&ok);
if( ok && ok2 ) {
Kate::View *kv = win->viewManager()->activeView();
if( ! kv ) {
kdDebug() << "Warning (slotClicked()): no Kate::View" << endl;
return;
}
kv->setCursorPositionReal(line-1, column);
}
}
}
void PluginKateXMLCheckView::slotUpdate()
{
kdDebug() << "slotUpdate() (not implemented yet)" << endl;
}
bool PluginKateXMLCheckView::slotValidate()
{
kdDebug() << "slotValidate()" << endl;
win->toolViewManager()->showToolView (this);
m_proc->clearArguments();
m_proc_stderr = "";
m_validating = false;
m_dtdname = "";
Kate::View *kv = win->viewManager()->activeView();
if( ! kv ) {
kdDebug() << "Error (slotValidate()): no Kate::View" << endl;
return false;
}
if( ! kv->getDoc() ) {
kdDebug() << "Error (slotValidate()): no kv->getDoc()" << endl;
return false;
}
Kate::Document *doc = (Kate::Document*)kv->document();
m_tmp_file = new KTempFile();
if( m_tmp_file->status() != 0 ) {
kdDebug() << "Error (slotValidate()): could not create '" << m_tmp_file->name() << "': " << m_tmp_file->status() << endl;
KMessageBox::error(0, i18n("<b>Error:</b> Could not create "
"temporary file '%1'.").arg(m_tmp_file->name()));
delete m_tmp_file;
m_tmp_file=0L;
return false;
}
TQTextStream *s = m_tmp_file->textStream();
*s << kv->getDoc()->text();
bool removed = m_tmp_file->close();
if( ! removed ) {
kdDebug() << "Warning (slotValidate()): temp file '" << m_tmp_file->name() << "' not deleted: " << m_tmp_file->status() << endl;
}
TQString exe = KStandardDirs::findExe("xmllint");
if( exe.isEmpty() ) {
exe = locate("exe", "xmllint");
}
// use catalogs for KDE docbook:
if( ! getenv("SGML_CATALOG_FILES") ) {
TDEInstance ins("katexmlcheckplugin");
TQString catalogs;
catalogs += ins.dirs()->findResource("data", "ksgmltools2/customization/catalog");
catalogs += ":";
catalogs += ins.dirs()->findResource("data", "ksgmltools2/docbook/xml-dtd-4.1.2/docbook.cat");
kdDebug() << "catalogs: " << catalogs << endl;
setenv("SGML_CATALOG_FILES", TQFile::encodeName( catalogs ).data(), 1);
}
//kdDebug() << "**catalogs: " << getenv("SGML_CATALOG_FILES") << endl;
*m_proc << exe << "--catalogs" << "--noout";
// heuristic: assume that the doctype is in the first 10,000 bytes:
TQString text_start = kv->getDoc()->text().left(10000);
// remove comments before looking for doctype (as a doctype might be commented out
// and needs to be ignored then):
TQRegExp re("<!--.*-->");
re.setMinimal(true);
text_start.replace(re, "");
TQRegExp re_doctype("<!DOCTYPE\\s+(.*)\\s+(?:PUBLIC\\s+[\"'].*[\"']\\s+[\"'](.*)[\"']|SYSTEM\\s+[\"'](.*)[\"'])", false);
re_doctype.setMinimal(true);
if( re_doctype.search(text_start) != -1 ) {
TQString dtdname;
if( ! re_doctype.cap(2).isEmpty() ) {
dtdname = re_doctype.cap(2);
} else {
dtdname = re_doctype.cap(3);
}
if( !dtdname.startsWith("http:") ) { // todo: u_dtd.isLocalFile() doesn't work :-(
// a local DTD is used
m_validating = true;
*m_proc << "--valid";
} else {
m_validating = true;
*m_proc << "--valid";
}
} else if( text_start.find("<!DOCTYPE") != -1 ) {
// DTD is inside the XML file
m_validating = true;
*m_proc << "--valid";
}
*m_proc << m_tmp_file->name();
if( ! m_proc->start(KProcess::NotifyOnExit, KProcess::AllOutput) ) {
KMessageBox::error(0, i18n("<b>Error:</b> Failed to execute xmllint. Please make "
"sure that xmllint is installed. It is part of libxml2."));
return false;
}
TQApplication::setOverrideCursor(KCursor::waitCursor());
return true;
}