import java.io.BufferedReader;
import java.io.IOException;
import java.io.OutputStream;
-import java.util.Vector;
import java.util.Collections;
+import java.util.Vector;
import net.sourceforge.phpdt.internal.debug.core.model.PHPDBGEvalString;
import net.sourceforge.phpdt.internal.debug.core.model.PHPStackFrame;
-import net.sourceforge.phpdt.internal.debug.core.model.PHPVariable;
import net.sourceforge.phpdt.internal.debug.core.model.PHPValue;
+import net.sourceforge.phpdt.internal.debug.core.model.PHPVariable;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
*
*/
public class PHPDBGInterface {
- public boolean sessionEnded = false;
- public int sessType = -1;
- public int BPUnderHit = 0;
- public String sessID = new String ();
-
- private int[] LastBPRead = new int[10];
- private Vector DBGBPList = new Vector ();
- private Vector DBGVarList = new Vector ();
- private PHPStackFrame[] DBGStackList;
- private Vector DBGMods = new Vector (); // The module names and their numbers
- private Vector stackListOld = new Vector ();
+ public boolean sessionEnded = false;
+ public int sessType = -1;
+ public int BPUnderHit = 0;
+ public String sessID = new String();
+
+ private int[] LastBPRead = new int[10];
+ private Vector DBGBPList = new Vector();
+ private Vector DBGVarList = new Vector();
+ private PHPStackFrame[] DBGStackList = new PHPStackFrame[0];
+ private Vector DBGMods = new Vector(); // The module names and their numbers
+ private Vector stackListOld = new Vector();
private BufferedReader in;
- private OutputStream os; // The stream which goes to DBG
- private boolean shouldStop = false;
- private String evalRet = new String ("");
- private String serGlobals = new String ("");
- private int rawCounter = 1000; // An rawData frame ID counter
- private PHPDBGProxy proxy = null;
- private int lastCmd = -1;
- private int sid = 0;
- private boolean stopOnError = false;
- private char[] lastCommand = new char[4];
+ private OutputStream os; // The stream which goes to DBG
+ private boolean shouldStop = false;
+ private String evalRet = new String("");
+ private int rawCounter = 1000; // An rawData frame ID counter
+ private PHPDBGProxy proxy = null;
+ private int lastCmd = -1;
+ private int sid = 0;
+ private boolean stopOnError = false;
+ private char[] lastCommand = new char[4];
+
+ private static final String GlobalVariablesTitle = PHPDebugCorePlugin
+ .getResourceString("VariablesView.GlobalVariables.title");
/**
* @param in The input stream (communication from DBG).
* @param stack The stackframe for which we want the variables.
* @return The array of variables
*/
- public synchronized Vector getVariables (PHPStackFrame stack) throws IOException, DebugException {
- PHPDBGPacket DBGPacket;
- PHPDBGFrame DBGFrame1;
- PHPDBGEvalString evalStr;
-
- DBGPacket = new PHPDBGPacket (PHPDBGBase.DBGA_REQUEST); //
- DBGFrame1 = new PHPDBGFrame (PHPDBGBase.FRAME_EVAL); //
-
- DBGFrame1.addInt (0); // istr = raw data ID
- DBGFrame1.addInt (1); // scope_id = -1 means current location, 0 never used, +1 first depth
-
- DBGPacket.addFrame (DBGFrame1); // Add command data
+ public synchronized Vector getVariables(PHPStackFrame stack) throws IOException, DebugException {
+ if (DBGStackList.length == 0) {
+ DBGVarList.clear();
+ return DBGVarList;
+ }
- if (proxy.getSocket ().isClosed ()) { // Do we have a socket for DBG communication?
- return new Vector (); // No, then leave here with an empty vector
+ // get global variables (and assign them to 'main()' stackframe)
+ int global_scope_id = (DBGStackList.length > 1) ? 2 : PHPDBGBase.GLOBAL_SCOPE_ID;
+ // DBG 2.13.1 doesn't return Super Globals with GLOBAL_SCOPE_ID in nested stackframes,
+ // so using 2(most out-standing stack context) instead of GLOBAL_SCOPE_ID.
+ // Also note that 2.13.1 doesn't return $this in class context.
+ // (You can inspect $this in Expressions View. And once it is shown, 2.13.1 comes to return $this.)
+ Vector globalList = getVariables(DBGStackList[DBGStackList.length - 1], global_scope_id);
+ if (!globalList.isEmpty()) {
+ // remove unresolved '$this=?' variable
+ removeUnresolvedThisVar(globalList);
+
+ PHPVariable var = (PHPVariable) globalList.get(0);
+ var.setName(GlobalVariablesTitle);
+ var.setModifiable(false);
}
- DBGPacket.sendPacket (os); // Send the request to DBG
+ int scopeID = stack.getScopeID();
+ if (!globalList.isEmpty()
+ && ((DBGStackList.length == 1)
+ || (scopeID == PHPDBGBase.CURLOC_SCOPE_ID + 1))) {
+ // 'main()' stackframe
+ PHPVariable var = (PHPVariable) globalList.get(0);
+ PHPValue val = (PHPValue) var.getValue();
+ DBGVarList = val.getChildVariables();
+ return DBGVarList;
- waitResponse (1000); // Wait for the DBG response (1 second)
- flushAllPackets (); // Read and process the response from DBG
+ } else if (scopeID == PHPDBGBase.CURLOC_SCOPE_ID) {
+ // current stackframe
+ DBGVarList = getVariables(stack, PHPDBGBase.CURLOC_SCOPE_ID);
- evalStr = new PHPDBGEvalString (stack, serGlobals); // Process serialized variables
- DBGVarList = evalStr.getVariables ();
+ } else {
+ // back-trace stackframe
+ //DBGVarList = getVariables(stack, scopeID);
+ //removeUnresolvedThisVar(DBGVarList);
+ // DBG 2.15.5 causes Application Error (on win32) in *some* cases.
+ DBGVarList.clear();
+ }
- if (DBGVarList.size () > 0) { // Did we get back variables?
- PHPVariable var = (PHPVariable) DBGVarList.get (0); // Yes, then get the first PHPVariable
- PHPValue val = (PHPValue) var.getValue (); // Get the value
+ if (DBGVarList.size() > 0) { // Did we get back variables?
+ PHPVariable var = (PHPVariable) DBGVarList.get(0); // Yes, then get the first PHPVariable
+ PHPValue val = (PHPValue) var.getValue(); // Get the value
- if (var.getName ().equals ("")) { // Is the root node an empty node (usually it is)
- DBGVarList = val.getChildVariables (); // Then remove the empty node.
+ if (var.getName().equals("")) { // Is the root node an empty node (usually it is)
+ DBGVarList = val.getChildVariables(); // Then remove the empty node.
// With removing the empty root node, it wouldn't be necessary to
// set the name to an empty string. So the code below is just for
// info or in case the users want to have the empty root node.
// The eclipse variable view cannot handle Variables which have an empty name
// when it comes to variable tree restore operation. Without a name, no restore!
- var.setName (" "); // Give a name to the variable root node. Even if it is only a space :-)
- } // TODO the best would be to remove the empty root node, but this would
+ //var.setName (" "); // Give a name to the variable root node. Even if it is only a space :-)
+ } // TO DO the best would be to remove the empty root node, but this would
// require a understanding and reworking of the PHPDBGEvalstring class.
}
+ if (!globalList.isEmpty()) {
+ DBGVarList.add(globalList.get(0));
+ }
+
return DBGVarList; // Return the variables as list
}
/**
+ *
+ */
+ private Vector getVariables(PHPStackFrame stack, int scope_id) throws IOException {
+ PHPDBGPacket DBGPacket = new PHPDBGPacket(PHPDBGBase.DBGA_REQUEST);
+ PHPDBGFrame DBGFrame1 = new PHPDBGFrame(PHPDBGBase.FRAME_EVAL);
+
+ DBGFrame1.addInt(0);
+ DBGFrame1.addInt(scope_id);
+
+ DBGPacket.addFrame(DBGFrame1);
+ evalRet = "";
+
+ if (proxy.getSocket().isClosed()) {
+ return new Vector();
+ }
+ DBGPacket.sendPacket(os);
+
+ waitResponse(1000);
+ flushAllPackets();
+
+ PHPDBGEvalString evalStr = new PHPDBGEvalString(stack, evalRet);
+ return evalStr.getVariables();
+ }
+
+ /**
+ * Remove unresolved $this variable
+ *
+ * DBG returns $this=? in function's or intermediate stackframes.
+ * (In current method's stackframe, DBG returns $this=classname)
+ *
+ * @param varList
+ */
+ private void removeUnresolvedThisVar(Vector varList) {
+ if (varList.size() > 0) {
+ PHPVariable var = (PHPVariable) varList.get(0);
+ PHPValue val = (PHPValue) var.getValue();
+ Vector workList = val.getChildVariables();
+ for (int i = 0; i < workList.size(); i++) {
+ PHPVariable workvar = (PHPVariable) workList.get(i);
+ if (workvar.getName().equals("$this")) {
+ String workval = ((PHPValue) workvar.getValue()).getValueString();
+ if (workval.equals("?") || workval.equals("NULL")) {
+ workList.remove(i);
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ /**
*
* @param logString
*/
flushAllPackets();
}
- public synchronized PHPVariable[] evalBlock(PHPStackFrame stack, String evalString) throws IOException, DebugException {
+ public synchronized PHPVariable[] evalBlock(PHPStackFrame stack, String evalString) throws IOException, DebugException {
PHPDBGPacket DBGPacket= new PHPDBGPacket(PHPDBGBase.DBGA_REQUEST);
PHPDBGFrame DBGFrame1= new PHPDBGFrame(PHPDBGBase.FRAME_EVAL);
PHPDBGFrame DBGFrame2= new PHPDBGFrame(PHPDBGBase.FRAME_RAWDATA);
rawCounter++;
DBGFrame1.addInt(rawCounter); // istr = raw data ID
- DBGFrame1.addInt(1); // scope_id = -1 means current location, 0 never used, +1 first depth
+ //DBGFrame1.addInt(1); // scope_id = -1 means current location, 0 never used, +1 first depth
+ int scope_id = stack.getScopeID();
+ /* test code : unnecessary
+ if (DBGStackList.length == 1 || scope_id == (PHPDBGBase.CURLOC_SCOPE_ID + 1)) {
+ scope_id = PHPDBGBase.GLOBAL_SCOPE_ID;
+ }
+ */
+ DBGFrame1.addInt(scope_id);
DBGFrame2.addInt(rawCounter); // FRAME_RAWDATA ID
DBGFrame2.addInt(evalString.length() + 1); // length of rawdata (+ null char)
// Add command data
DBGPacket.addFrame(DBGFrame1);
- if (proxy.getSocket ().isClosed ()) { // Do we have a socket for DBG communication?
- return null; // No, then leave here
+ if (proxy.getSocket().isClosed()) { // Do we have a socket for DBG communication?
+ return null; // No, then leave here
}
DBGPacket.sendPacket(os);
waitResponse(1000);
flushAllPackets();
- PHPDBGEvalString evalStr=new PHPDBGEvalString(stack,evalRet);
+ PHPDBGEvalString evalStr=new PHPDBGEvalString(stack, evalRet);
return evalStr.getVars();
-
}
/**
stackFrameNew.getLineNumber () == stackFrameOld.getLineNumber ()) { // Did we find the sent stackframe within the list of old stackframes?
stackFrameOld.setAvailable (true); // We found the new stackframe in the list of old stack frames
stackFrameOld.setIndex (stackFrameNew.getIndex ());
+ stackFrameOld.setScopeID(stackFrameNew.getScopeID());
return true; // The stackframe was found in the list
}
}
if (stackFrameNew.getDescription ().equals (stackFrameOld.getDescription ())) {// Did we find the sent stackframe within the list of old stackframes?
stackFrameOld.setLineNumber (stackFrameNew.getLineNumber ());
stackFrameOld.setIndex (stackFrameNew.getIndex ());
+ stackFrameOld.setScopeID(stackFrameNew.getScopeID());
stackFrameOld.setAvailable (true); // And mark this stack frame as available
stackFrameNew.setAvailable (true); // And mark this stack frame as available
// And now for removing unused stackframes from list
- for (n = 0; n < stackListOld.size (); n++) { // For all StackFrames in the StackFrame list
- stackFrameOld = (PHPStackFrame) stackListOld.get (n); //
-
- i = 0;
- if (!stackFrameOld.isAvailable ()) {
- i = stackList.size ();
- }
+ for (n = 0; n < stackListOld.size(); n++) {
+ stackFrameOld = (PHPStackFrame) stackListOld.get(n);
- if (i == stackList.size ()) { // Did not find the old stackframe within the list of new ones
- stackListOld.remove (n); // then remove the old stackframe from list
- n -= 1; // Adjust the stack list index
+ if (!stackFrameOld.isAvailable()) {
+ stackListOld.remove(n--);
}
}
stackIndex,
getRawFrameData (entirePack, // Get the string from this packet
dbg_stack_new[3]), // The frame ID for which we want the string
- dbg_stack_new[1]); // The module number
+ dbg_stack_new[1], // The module number
+ dbg_stack_new[2]);
stackList.add (newStack);
}
break;
case PHPDBGBase.FRAME_EVAL:
- String evalString;
+ //String evalString;
- evalString = new String ("");
+ //evalString = new String ("");
dbg_eval_tmp[0] = PHPDBGBase.Char4ToInt (entirePack, nextFrame + 0); // istr
dbg_eval_tmp[1] = PHPDBGBase.Char4ToInt (entirePack, nextFrame + 4); // iresult
dbg_eval_tmp[2] = PHPDBGBase.Char4ToInt (entirePack, nextFrame + 8); // ierror
evalRet = getRawFrameData (entirePack, dbg_eval_tmp[1]); //
- evalString = getRawFrameData (entirePack, dbg_eval_tmp[0]); //
- serGlobals = evalRet; //
+ //evalString = getRawFrameData (entirePack, dbg_eval_tmp[0]); //
break;
case PHPDBGBase.FRAME_BPS: //