net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/actions/PHPOpenIncludeEditorAction.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2002 IBM Corp. and others. All rights reserved. This
   3  * program and the accompanying materials are made available under the terms of
   4  * the Common Public License v1.0 which accompanies this distribution, and is
   5  * available at http://www.eclipse.org/legal/cpl-v10.html
   6  *
   7  * Contributors: Klaus Hartlage - www.eclipseproject.de
   8  ******************************************************************************/
   9 package net.sourceforge.phpeclipse.actions;
  10
  11 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  12 import net.sourceforge.phpeclipse.phpeditor.PHPEditor;
  13
  14 import org.eclipse.core.resources.IContainer;
  15 import org.eclipse.core.resources.IFile;
  16 import org.eclipse.core.resources.IProject;
  17 import org.eclipse.core.runtime.Path;
  18 import org.eclipse.jface.action.IAction;
  19 import org.eclipse.jface.text.BadLocationException;
  20 import org.eclipse.jface.text.IDocument;
  21 import org.eclipse.jface.text.ITextSelection;
  22 import org.eclipse.jface.text.TextSelection;
  23 import org.eclipse.jface.viewers.ISelection;
  24 import org.eclipse.swt.graphics.Point;
  25 import org.eclipse.ui.IEditorActionDelegate;
  26 import org.eclipse.ui.IEditorPart;
  27 import org.eclipse.ui.IFileEditorInput;
  28 import org.eclipse.ui.IWorkbenchPage;
  29 import org.eclipse.ui.IWorkbenchWindow;
  30 import org.eclipse.ui.actions.ActionDelegate;
  31 import org.eclipse.ui.ide.IDE;
  32
  33 public class PHPOpenIncludeEditorAction extends ActionDelegate
  34                 implements
  35                         IEditorActionDelegate {
  36
  37         private IWorkbenchWindow fWindow;
  38         private PHPEditor fEditor;
  39         private IProject fProject;
  40
  41         public void dispose() {
  42         }
  43
  44         public void init(IWorkbenchWindow window) {
  45                 this.fWindow = window;
  46         }
  47
  48         public void selectionChanged(IAction action, ISelection selection) {
  49                 if (!selection.isEmpty()) {
  50                         if (selection instanceof TextSelection) {
  51                                 action.setEnabled(true);
  52                         } else if (fWindow.getActivePage() != null
  53                                         && fWindow.getActivePage().getActivePart() != null) {
  54                                 //
  55                         }
  56                 }
  57         }
  58         private IWorkbenchPage getActivePage() {
  59                 IWorkbenchWindow workbenchWindow = fEditor.getEditorSite()
  60                                 .getWorkbenchWindow();
  61                 IWorkbenchPage page = workbenchWindow.getActivePage();
  62                 return page;
  63         }
  64         public IContainer getWorkingLocation(IFileEditorInput editorInput) {
  65                 if (editorInput == null || editorInput.getFile() == null) {
  66                         return null;
  67                 }
  68                 return editorInput.getFile().getParent();
  69         }
  70         private IFile getIncludeFile(IProject project, IFileEditorInput editorInput, String relativeFilename) {
  71 //              IContainer container = getWorkingLocation(editorInput);
  72 //              String fullPath  = project.getLocation().toString();
  73                 Path path = new Path(relativeFilename);
  74                 IFile file = project.getFile(path);
  75                 return file;
  76         }
  77
  78         public void run(IAction action) {
  79                 if (fEditor == null) {
  80                         IEditorPart targetEditor = fWindow.getActivePage()
  81                                         .getActiveEditor();
  82                         if (targetEditor != null && (targetEditor instanceof PHPEditor)) {
  83                                 fEditor = (PHPEditor) targetEditor;
  84                         }
  85                 }
  86                 if (fEditor != null) {
  87                         // determine the current Project from a (file-based) Editor
  88                         IFile f = ((IFileEditorInput) fEditor.getEditorInput()).getFile();
  89                         fProject = f.getProject();
  90                         //      System.out.println(fProject.toString());
  91
  92                         ITextSelection selection = (ITextSelection) fEditor
  93                                         .getSelectionProvider().getSelection();
  94                         IDocument doc = fEditor.getDocumentProvider().getDocument(
  95                                         fEditor.getEditorInput());
  96                         int pos = selection.getOffset();
  97                         //  System.out.println(selection.getText());
  98                         String relativeFilename = getPHPIncludeText(doc, pos);
  99                         //      System.out.println(word);
 100                         if (relativeFilename != null && !relativeFilename.equals("")) {
 101
 102                                 IFile file = getIncludeFile(fProject, (IFileEditorInput) fEditor
 103                                                 .getEditorInput(), relativeFilename);
 104                                 try {
 105                                         //                      createNewFileIfNeeded(file);
 106                                         //                      if
 107                                         // (WikiPlugin.getDefault().getPreferenceStore().getBoolean(WikiConstants.REUSE_EDITOR))
 108                                         // {
 109                                         //                              saveIfNeeded();
 110                                         //                              getActivePage().reuseEditor(reusableEditor, new
 111                                         // FileEditorInput(file));
 112                                         //                      } else {
 113 //                                      IDE.openEditor(getActivePage(), file, true);
 114                                         PHPeclipsePlugin.getDefault().openFileInTextEditor(file.getLocation().toString());
 115                                         //                              redrawText();
 116                                         //                      }
 117                                 } catch (Exception e) {
 118                                         //                      WikiPlugin.getDefault().logAndReport(WikiPlugin.getResourceString(WikiConstants.RESOURCE_WIKI_ERROR_DIALOGUE_OPEN_WIKI_FILE_TITLE),
 119                                         // WikiPlugin.getResourceString(WikiConstants.RESOURCE_WIKI_ERROR_DIALOGUE_OPEN_WIKI_FILE_TEXT),
 120                                         // e);
 121                                 }
 122
 123                         }
 124                 }
 125         }
 126
 127         public void setActiveEditor(IAction action, IEditorPart targetEditor) {
 128                 if (targetEditor != null && (targetEditor instanceof PHPEditor)) {
 129                         fEditor = (PHPEditor) targetEditor;
 130                 }
 131         }
 132
 133         private String getPHPIncludeText(IDocument doc, int pos) {
 134                 Point word = null;
 135                 int start = -1;
 136                 int end = -1;
 137
 138                 try {
 139
 140                         int position = pos;
 141                         char character;
 142
 143                         while (position >= 0) {
 144                                 character = doc.getChar(position);
 145                                 if ((character=='\"')||(character == '\'')|| (character == '\r')|| (character == '\n'))
 146                                         break;
 147                                 --position;
 148                         }
 149
 150                         start = position;
 151
 152                         position = pos;
 153                         int length = doc.getLength();
 154
 155                         while (position < length) {
 156                                 character = doc.getChar(position);
 157                                 if ((character=='\"')||(character == '\'')|| (character == '\r')|| (character == '\n'))
 158                                         break;
 159                                 ++position;
 160                         }
 161
 162                         start++;
 163                         end = position;
 164
 165                         if (end > start)
 166                                 word = new Point(start, end - start);
 167
 168                 } catch (BadLocationException x) {
 169                 }
 170
 171                 if (word != null) {
 172                         try {
 173                                 return doc.get(word.x, word.y);
 174                         } catch (BadLocationException e) {
 175                         }
 176                 }
 177                 return "";
 178         }
 179 }