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   1 package net.sourceforge.phpeclipse.xdebug.core.xdebug;
   2
   3 import java.io.ByteArrayInputStream;
   4 import java.io.IOException;
   5
   6 import javax.xml.parsers.DocumentBuilder;
   7 import javax.xml.parsers.DocumentBuilderFactory;
   8 import javax.xml.parsers.ParserConfigurationException;
   9
  10 import net.sourceforge.phpeclipse.xdebug.core.IPHPDebugEvent;
  11 import net.sourceforge.phpeclipse.xdebug.core.PHPDebugUtils;
  12 import net.sourceforge.phpeclipse.xdebug.core.PathMapItem;
  13 import net.sourceforge.phpeclipse.xdebug.core.XDebugCorePlugin;
  14 import net.sourceforge.phpeclipse.xdebug.php.launching.IXDebugConstants;
  15 import net.sourceforge.phpeclipse.xdebug.php.model.XDebugLineBreakpoint;
  16 import net.sourceforge.phpeclipse.xdebug.php.model.XDebugTarget;
  17
  18 import org.eclipse.core.runtime.IPath;
  19 import org.eclipse.core.runtime.Path;
  20
  21 import org.eclipse.core.resources.IMarker;
  22 import org.eclipse.core.runtime.CoreException;
  23 import org.eclipse.core.runtime.IProgressMonitor;
  24 import org.eclipse.core.runtime.IStatus;
  25 import org.eclipse.core.runtime.Status;
  26 import org.eclipse.core.runtime.jobs.Job;
  27 import org.eclipse.debug.core.DebugEvent;
  28 import org.eclipse.debug.core.DebugException;
  29 import org.eclipse.debug.core.DebugPlugin;
  30 import org.eclipse.debug.core.model.IBreakpoint;
  31 import org.eclipse.debug.core.model.ILineBreakpoint;
  32 import org.w3c.dom.Document;
  33 import org.w3c.dom.NamedNodeMap;
  34 import org.w3c.dom.Node;
  35 import org.xml.sax.SAXException;
  36 import org.w3c.dom.CDATASection;
  37
  38 /**
  39  * Listens to events from the XDebug and fires corresponding
  40  * debug events.
  41  */
  42
  43 public class ResponseListener extends Job {
  44
  45
  46         public class DebugResponse {
  47
  48                         private Node parentNode;
  49                         private int fTransactionID=-1;
  50                         private String fCommand="";
  51                         private String fStatus;
  52                         private String fReason;
  53                         private String fName;
  54                         private boolean  fError;
  55
  56                         private String fValue;
  57                         private String fType;
  58                         private String fAddress;
  59
  60                         public synchronized void setParentNode (String xmlInput){
  61                                 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
  62                                 DocumentBuilder builder=null;
  63                                 Document doc=null;
  64                                 try {
  65                                         builder = factory.newDocumentBuilder();
  66                                 } catch (ParserConfigurationException e) {
  67                                         // TODO Auto-generated catch block
  68                                         e.printStackTrace();
  69                                 }
  70                                 ByteArrayInputStream InputXMLStream = new ByteArrayInputStream(xmlInput.getBytes());
  71
  72                                 try {
  73                                         doc = builder.parse(InputXMLStream);
  74                                 } catch (SAXException e) {
  75                                         // TODO Auto-generated catch block
  76                                         e.printStackTrace();
  77                                 } catch (IOException e) {
  78                                         // TODO Auto-generated catch block
  79                                         e.printStackTrace();
  80                                 }
  81
  82
  83                                 parentNode=doc.getFirstChild();
  84
  85                                 fName=parentNode.getNodeName();
  86                                 String idStr = getAttributeValue("transaction_id");
  87                                 if (!"".equals(idStr))
  88                                         fTransactionID = Integer.parseInt(idStr);
  89                                 fCommand = getAttributeValue("command");
  90                                 fStatus = getAttributeValue("status");
  91                                 fReason = getAttributeValue("reason");
  92
  93                                 if( fCommand.compareTo("eval") == 0 ) {
  94                                         try {
  95                                                 Node property = parentNode.getFirstChild();
  96
  97                                                 NamedNodeMap listAttribute = property.getAttributes();
  98                                                 Node attribute = listAttribute.getNamedItem("type");
  99                                                 if (attribute !=null) {
 100                                                         fType = attribute.getNodeValue();
 101                                                 }
 102
 103                                                 Node attribute1 = listAttribute.getNamedItem("address");
 104                                                 if (attribute1 !=null) {
 105                                                         fAddress = attribute1.getNodeValue();
 106                                                 }
 107
 108                                                 Node firstChild1 = (Node) property.getFirstChild();
 109
 110                                                 if( firstChild1 != null ) {
 111                                                         fValue = firstChild1.getNodeValue();
 112                                                 }
 113                                         } catch (Exception e) {
 114                                                 // TODO: handle exception
 115                                         }
 116                                 } else {
 117                                         try {
 118                                                 CDATASection firstChild = (CDATASection) parentNode.getFirstChild();
 119
 120                                                 if( firstChild != null ) {
 121                                                         fValue = parentNode.getFirstChild().getNodeValue();
 122                                                 }
 123                                         } catch (Exception e) {
 124                                                 // TODO: handle exception
 125                                         }
 126                                 }
 127                         }
 128
 129                         public String getAttributeValue (String AttributeName) {
 130                                 String strValue = "";
 131                                 if (parentNode.hasAttributes()) {
 132                                         NamedNodeMap listAttribute = parentNode.getAttributes();
 133                                         Node attribute = listAttribute.getNamedItem(AttributeName);
 134                                         if (attribute !=null)
 135                                                 strValue = attribute.getNodeValue();
 136                                 }
 137                                 return strValue;
 138                         }
 139
 140                         public synchronized Node getParentNode(){
 141                                 return parentNode;
 142                         }
 143
 144                         public synchronized String getCommand() {
 145                                 return fCommand;
 146                         }
 147                         public synchronized String getName() {
 148                                 return fName;
 149                         }
 150
 151                         public synchronized String getValue() {
 152                                 return fValue;
 153                         }
 154
 155                         public synchronized String getType() {
 156                                 return fType;
 157                         }
 158
 159                         public synchronized String getAddress() {
 160                                 return fAddress;
 161                         }
 162
 163                         DebugResponse () {
 164                                 fTransactionID = -1;
 165                                 fCommand = "";
 166                                 fStatus = "";
 167                                 fReason = "";
 168                                 fName= "";
 169                         }
 170
 171                         DebugResponse (String XMLInput) {
 172                                 setParentNode(XMLInput);
 173                         }
 174
 175                         public synchronized String getReason() {
 176                                 return fReason;
 177                         }
 178
 179                         public synchronized String getStatus() {
 180                                 return fStatus;
 181                         }
 182
 183                         public synchronized int getTransactionID() {
 184                                 return fTransactionID;
 185                         }
 186
 187                         public boolean  isError() {
 188                                 return fError;
 189                         }
 190
 191                         public void setError(boolean error) {
 192                                 fError = error;
 193                         }
 194
 195                 }
 196
 197
 198         private XDebugConnection fConnection;
 199         //private XDebugTarget fDebugTarget;
 200         private DebugResponse lastResponse;
 201
 202         public ResponseListener(XDebugConnection connection) {
 203                 super("XDebug Event Dispatch");
 204                 setSystem(true);
 205                 fConnection=connection;
 206                 lastResponse= new DebugResponse();
 207         }
 208
 209
 210
 211
 212         private void checkResponse(DebugResponse response) {
 213                 Node node=response.getParentNode();
 214                 if (node.hasChildNodes()) {
 215                         Node child=node.getFirstChild();
 216                         if (child.getNodeName().equals("error")) {
 217                                 int code = Integer.parseInt(PHPDebugUtils.getAttributeValue(child, "code"));
 218                                 String text=(child.getFirstChild()).getNodeValue();
 219                                 XDebugCorePlugin.log(IStatus.ERROR," ERROR "+code+": "+text);
 220                                 lastResponse.setError(true);
 221                                 return;
 222                         }
 223                 }
 224                 lastResponse.setError(false);
 225                 if (response.getStatus().equals("stopping")) {
 226                 //if (response.getStatus().equals("stopped")) {
 227                         fConnection.close();
 228                         fireEvent(IPHPDebugEvent.STOPPED);
 229                 } else if (response.getStatus().equals("break") && response.getReason().equals("ok")){
 230                         if (response.getCommand().equals("run")) {  // breakpoint hit
 231                                 int id=-1;
 232                                 try {
 233                                         id=fConnection.sendRequest("stack_get");
 234                                 } catch (DebugException e) {
 235                                         // TODO Auto-generated catch block
 236                                         e.printStackTrace();
 237                                 }
 238                                 String InputXML = fConnection.readData();
 239                                 if (InputXML != null) {
 240                                         XDebugCorePlugin.log(IStatus.INFO, InputXML);
 241                                         lastResponse.setParentNode(InputXML);
 242                                         breakpointHit(lastResponse.getParentNode());
 243                                 }
 244
 245                         } else if (response.getCommand().equals("step_into")) { // step_into
 246                                 fireEvent(IPHPDebugEvent.STEP_END);
 247 //                              XDebugCorePlugin.log(IStatus.INFO,response.getCommand()+" STEP_END sent");
 248                         } else if (response.getCommand().equals("step_over")) { // step_over
 249                                 fireEvent(IPHPDebugEvent.STEP_END);
 250 //                              XDebugCorePlugin.log(IStatus.INFO,response.getCommand()+" STEP_END sent");
 251                         } else if (response.getCommand().equals("step_out")) { // step_over
 252                                 fireEvent(IPHPDebugEvent.STEP_END);
 253 //                              XDebugCorePlugin.log(IStatus.INFO,response.getCommand()+" STEP_END sent");
 254                         }
 255                 }
 256
 257         }
 258
 259         protected void fireEvent(int detail) {
 260                 DebugEvent event = new DebugEvent(this, DebugEvent.MODEL_SPECIFIC, detail);
 261                 DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] {event});
 262         }
 263
 264         protected void fireEvent(int detail, Object data) {
 265                 DebugEvent event = new DebugEvent(this, DebugEvent.MODEL_SPECIFIC, detail);
 266                 event.setData(data);
 267                 DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] {event});
 268         }
 269
 270
 271         protected void breakpointHit(Node node) {
 272                 Node child=node.getFirstChild();
 273                 if (child.getNodeName().equals("stack")) {
 274                         int lineNumber = Integer.parseInt(PHPDebugUtils.getAttributeValue(child, "lineno"));
 275                         String filename=PHPDebugUtils.getAttributeValue(child, "filename");
 276                         IBreakpoint[] breakpoints = XDebugCorePlugin.getBreakpoints();
 277                         for (int i = 0; i < breakpoints.length; i++) {
 278                                 IBreakpoint breakpoint = breakpoints[i];
 279                                 if (supportsBreakpoint(breakpoint)) {
 280                                         if (breakpoint instanceof ILineBreakpoint) {
 281                                                 ILineBreakpoint lineBreakpoint = (ILineBreakpoint) breakpoint;
 282                                                 try {
 283                                                         if (breakpoint.isEnabled()) {
 284                                                                 IMarker marker = breakpoint.getMarker();
 285                                                                 if (marker != null) {
 286                                                                         String endfilename;
 287
 288                                                                         if( XDebugCorePlugin.getDefault().getXDebugProxy().getTarget().getProcess() == null ) {
 289                                                                                 endfilename = marker.getResource().getLocation().lastSegment();
 290                                                                         } else {
 291                                                                                 endfilename = marker.getResource().getLocation().toOSString();
 292                                                                         }
 293
 294                                                                         if(PHPDebugUtils.unescapeString(filename).endsWith(endfilename) && (lineBreakpoint.getLineNumber() == lineNumber) ) {
 295                                                                                 fireEvent(IPHPDebugEvent.BREAKPOINT_HIT,breakpoint);
 296                                                                                 break;
 297                                                                         }
 298                                                                 }
 299                                                         }
 300                                                 } catch (CoreException e) {
 301                                                 }
 302                                         }
 303                                 }
 304                         }
 305                 }
 306
 307 //              DebugEvent event = new DebugEvent(this, DebugEvent.MODEL_SPECIFIC, IPHPDebugEvent.STEP_END);
 308 //              DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] {event});
 309         }
 310
 311         private boolean supportsBreakpoint(IBreakpoint breakpoint) {
 312                 if (breakpoint.getModelIdentifier().equals(IXDebugConstants.ID_PHP_DEBUG_MODEL)) {
 313                         return true;
 314                 }
 315                 return false;
 316         }
 317
 318
 319
 320         /* (non-Javadoc)
 321          * @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
 322          */
 323         protected IStatus run(IProgressMonitor monitor) {
 324                 String InputXML = "";
 325                 while (!fConnection.isClosed() && (InputXML != null)) {
 326                         InputXML = fConnection.readData();
 327                         if (InputXML != null) {
 328                                 XDebugCorePlugin.log(IStatus.INFO, InputXML);
 329                                 lastResponse.setParentNode(InputXML);
 330 //                              if (lastResponse.getName() == "init") {
 331 //                                      Node myNode=lastResponse.getParentNode();
 332 //                                      appID = PHPDebugUtils.getAttributeValue(myNode, "appid");
 333 //                                      fileuri = PHPDebugUtils.getAttributeValue(myNode, "fileuri");
 334 //                                      fDebugTarget.started();
 335 //                                      fDebugTarget.fireCreationEvent();
 336                                 if (lastResponse.getName() == "response") {
 337                                         fConnection.addResponse(lastResponse,lastResponse.getTransactionID());
 338                                         checkResponse(lastResponse);
 339                                 }
 340 //                              fConnection.addResponse(lastResponse,lastResponse.getTransactionID());
 341 //                              lastResponse.notifyWait();
 342                         }
 343                 }
 344                 return Status.OK_STATUS;
 345         }
 346
 347 }