external syntax parse check: /apache/php/php -l -f <filename>

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/actions/PHPExternalParserAction.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/actions/PHPExternalParserAction.java
new file mode 100644 (file)
index 0000000..a7f1dc0
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/actions/PHPExternalParserAction.java
@@ -0,0 +1,183 @@
+/**********************************************************************
+Copyright (c) 2000, 2002 IBM Corp. and others.
+All rights reserved. This program and the accompanying materials
+are made available under the terms of the Common Public License v1.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/cpl-v10.html
+
+Contributors:
+    IBM Corporation - Initial implementation
+    Klaus Hartlage - www.eclipseproject.de
+**********************************************************************/
+package net.sourceforge.phpeclipse.actions;
+
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Hashtable;
+import java.util.Iterator;
+import java.util.StringTokenizer;
+
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IMarker;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IObjectActionDelegate;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.texteditor.MarkerUtilities;
+
+public class PHPExternalParserAction implements IObjectActionDelegate {
+  private static final String PARSE_ERROR = "Parse error"; //$NON-NLS-1$
+  private static final String WARNING = "Warning"; //$NON-NLS-1$
+
+  private IWorkbenchPart workbenchPart;
+  /**
+   * Constructor for Action1.
+   */
+  public PHPExternalParserAction() {
+    super();
+  }
+
+  /**
+   * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
+   */
+  public void setActivePart(IAction action, IWorkbenchPart targetPart) {
+    workbenchPart = targetPart;
+  }
+
+  //  public static void open(final URL url, final Shell shell, final String dialogTitle) {
+  //    IHelp help= WorkbenchHelp.getHelpSupport();
+  //    if (help != null) {
+  //      WorkbenchHelp.getHelpSupport().displayHelpResource(url.toExternalForm());
+  //    } else {
+  //      showMessage(shell, dialogTitle, ActionMessages.getString("OpenBrowserUtil.help_not_available"), false); //$NON-NLS-1$
+  //    }
+  //  }
+
+  public void run(IAction action) {
+    ISelectionProvider selectionProvider = null;
+    selectionProvider = workbenchPart.getSite().getSelectionProvider();
+
+    StructuredSelection selection = null;
+    selection = (StructuredSelection) selectionProvider.getSelection();
+
+    IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();
+
+    Shell shell = null;
+    Iterator iterator = null;
+    iterator = selection.iterator();
+    while (iterator.hasNext()) {
+      //  obj => selected object in the view
+      Object obj = iterator.next();
+
+      // is it a resource
+      if (obj instanceof IResource) {
+        IResource resource = (IResource) obj;
+
+        // check if it's a file resource
+        switch (resource.getType()) {
+
+          case IResource.FILE :
+            // single file:
+            IFile file = (IFile) resource;
+            IPath path = file.getFullPath();
+
+            String filename = file.getLocation().toString();
+
+            String[] arguments = { filename };
+            MessageFormat form = new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF));
+            String command = form.format(arguments);
+
+            String parserResult = PHPStartApacheAction.execute(command, "External parser: ");
+
+            try {
+              // parse the buffer to find the errors and warnings
+              createMarkers(parserResult, file);
+            } catch (CoreException e) {
+            }
+
+        }
+      }
+    }
+  }
+
+  /**
+   * @see IActionDelegate#selectionChanged(IAction, ISelection)
+   */
+  public void selectionChanged(IAction action, ISelection selection) {
+  }
+
+  /**
+   * Create markers according to the compiler output
+   */
+  protected void createMarkers(String output, IFile file) throws CoreException {
+    // delete all markers
+    file.deleteMarkers(IMarker.PROBLEM, false, 0);
+
+    int indx = 0;
+    int brIndx = 0;
+    boolean flag = true;
+    while ((brIndx = output.indexOf("<br />", indx)) != -1) {
+      // newer php error output (tested with 4.2.3)
+      scanLine(output, file, indx, brIndx);
+      indx = brIndx + 6;
+      flag = false;
+    }
+    if (flag) {
+      while ((brIndx = output.indexOf("<br>", indx)) != -1) {
+        // older php error output (tested with 4.2.3)
+        scanLine(output, file, indx, brIndx);
+        indx = brIndx + 4;
+      }
+    }
+  }
+  private void scanLine(String output, IFile file, int indx, int brIndx) throws CoreException {
+    String current;
+    String outLineNumberString;
+    StringBuffer lineNumberBuffer = new StringBuffer(10);
+    char ch;
+    current = output.substring(indx, brIndx);
+
+    if (current.indexOf(WARNING) != -1 || current.indexOf(PARSE_ERROR) != -1) {
+      int onLine = current.indexOf("on line <b>");
+      if (onLine != -1) {
+        lineNumberBuffer.delete(0, lineNumberBuffer.length());
+        for (int i = onLine; i < current.length(); i++) {
+          ch = current.charAt(i);
+          if ('0' <= ch && '9' >= ch) {
+            lineNumberBuffer.append(ch);
+          }
+        }
+
+        //          String line = current.substring(current.indexOf(fullPath) + fullPath.length(), current.length());
+        //          String errorsLocation = line.substring(1, line.indexOf(":") - 1); //$NON-NLS-1$
+        //          String message = line.substring(line.indexOf(":") + 2, line.length() - 1); //$NON-NLS-1$
+
+        int lineNumber = Integer.parseInt(lineNumberBuffer.toString());
+
+        Hashtable attributes = new Hashtable();
+
+        current = current.replaceAll("\n", "");
+        current = current.replaceAll("<b>", "");
+        current = current.replaceAll("</b>", "");
+        MarkerUtilities.setMessage(attributes, current);
+
+        if (current.indexOf(PARSE_ERROR) != -1)
+          attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
+        else if (current.indexOf(WARNING) != -1)
+          attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
+        else
+          attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
+        MarkerUtilities.setLineNumber(attributes, lineNumber);
+        MarkerUtilities.createMarker(file, attributes, IMarker.PROBLEM);
+      }
+    }
+  }
+}