net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/ui/editor/ShowExternalPreviewAction.java

   1 package net.sourceforge.phpeclipse.ui.editor;
   2
   3 import net.sourceforge.phpeclipse.ui.IPreferenceConstants;
   4 import net.sourceforge.phpeclipse.ui.WebUI;
   5 import net.sourceforge.phpeclipse.ui.overlaypages.ProjectPrefUtil;
   6 import net.sourceforge.phpeclipse.webbrowser.views.BrowserView;
   7
   8 import org.eclipse.core.resources.IFile;
   9 import org.eclipse.core.runtime.IPath;
  10 import org.eclipse.core.runtime.IProgressMonitor;
  11 import org.eclipse.core.runtime.IStatus;
  12 import org.eclipse.core.runtime.Status;
  13 import org.eclipse.jface.preference.IPreferenceStore;
  14 import org.eclipse.ui.IEditorInput;
  15 import org.eclipse.ui.IFileEditorInput;
  16 import org.eclipse.ui.IViewPart;
  17 import org.eclipse.ui.IWorkbenchPage;
  18 import org.eclipse.ui.PartInitException;
  19 import org.eclipse.ui.progress.WorkbenchJob;
  20 import org.eclipse.ui.texteditor.ITextEditor;
  21 import org.eclipse.ui.texteditor.TextEditorAction;
  22
  23 /**
  24  * ClassDeclaration that defines the action for parsing the current PHP file
  25  */
  26 public class ShowExternalPreviewAction extends TextEditorAction {
  27         public final static int XML_TYPE = 1;
  28
  29         public final static int HTML_TYPE = 2;
  30
  31         public final static int SMARTY_TYPE = 3;
  32
  33         public final static int PHP_TYPE = 4;
  34
  35         private static ShowExternalPreviewAction instance = new ShowExternalPreviewAction();
  36
  37         /**
  38          * Constructs and updates the action.
  39          */
  40         private ShowExternalPreviewAction() {
  41                 super(EditorMessages.getResourceBundle(), "ParserAction.", null); //$NON-NLS-1$
  42                 update();
  43         }
  44
  45         public static ShowExternalPreviewAction getInstance() {
  46                 return instance;
  47         }
  48
  49         /**
  50          * Code called when the action is fired.
  51          */
  52         public void run() {
  53                 doRun(PHP_TYPE);
  54         }
  55
  56         public void doRun(int type) {
  57                 IFile previewFile = getFile();
  58                 BrowserUtil.showPreview(previewFile, false, "");
  59         }
  60
  61         public void refresh(int type) {
  62                 IFile previewFile = getFile();
  63                 if (previewFile == null) {
  64                         // should never happen
  65                         return;
  66                 }
  67                 boolean autoPreview = ProjectPrefUtil.getPreviewBooleanValue(
  68                                 previewFile, IPreferenceConstants.PHP_AUTO_PREVIEW_DEFAULT);
  69                 boolean bringToTopPreview = ProjectPrefUtil.getPreviewBooleanValue(
  70                                 previewFile,
  71                                 IPreferenceConstants.PHP_BRING_TO_TOP_PREVIEW_DEFAULT);
  72
  73                 if (autoPreview) {
  74                         IWorkbenchPage page = WebUI.getActivePage();
  75                         if (page == null) {
  76                                 // startup stage
  77                                 return;
  78                         }
  79                         try {
  80                                 // IViewPart part = page.findView(BrowserView.ID_BROWSER);
  81                                 // if (part == null) {
  82                                 // part = page.showView(BrowserView.ID_BROWSER);
  83                                 // }
  84                                 IViewPart part = page.showView(BrowserView.ID_BROWSER, null,
  85                                                 IWorkbenchPage.VIEW_CREATE);
  86                                 if (part != null) {
  87                                         if (bringToTopPreview) {
  88                                                 // page.bringToTop(part);
  89                                                 new WorkbenchJob(getClass().getName()) {
  90                                                         public IStatus runInUIThread(
  91                                                                         IProgressMonitor monitor) {
  92                                                                 IWorkbenchPage page = WebUI.getActivePage();
  93                                                                 if (page != null) {
  94                                                                         IViewPart part = page
  95                                                                                         .findView(BrowserView.ID_BROWSER);
  96                                                                         if (part != null) {
  97                                                                                 page.bringToTop(part);
  98                                                                         }
  99                                                                 }
 100                                                                 return Status.OK_STATUS;
 101                                                         }
 102                                                 }.schedule();
 103                                         }
 104                                         // ((BrowserView) part).refresh();
 105                                         String localhostURL = getLocalhostURL(null, previewFile);
 106                                         ((BrowserView) part).refresh(localhostURL);
 107                                 }
 108                         } catch (PartInitException e) {
 109                                 // ad hoc
 110                                 WebUI.getDefault().getLog().log(
 111                                                 new Status(IStatus.ERROR,
 112                                                                 "net.sourceforge.phpeclipse.ui", IStatus.OK,
 113                                                                 "Failed to show Browser View", e));
 114                                 // PHPeclipsePlugin.log(e);
 115                         }
 116                 }
 117         }
 118
 119         /**
 120          * Finds the file that's currently opened in the PHP Text Editor
 121          */
 122         protected IFile getFile() {
 123                 ITextEditor editor = getTextEditor();
 124                 IEditorInput editorInput = null;
 125                 if (editor != null) {
 126                         editorInput = editor.getEditorInput();
 127                 }
 128                 if (editorInput instanceof IFileEditorInput)
 129                         return ((IFileEditorInput) editorInput).getFile();
 130                 // if nothing was found, which should never happen
 131                 return null;
 132         }
 133
 134         public static String getLocalhostURL(IPreferenceStore store, IFile file) {
 135                 if (file != null) {
 136                         if (store == null) {
 137                                 store = WebUI.getDefault().getPreferenceStore();
 138                         }
 139                         // IPath path = file.getFullPath();
 140                         String localhostURL = file.getLocation().toString();
 141                         String lowerCaseFileName = localhostURL.toLowerCase();
 142                         // String documentRoot =
 143                         // store.getString(PHPeclipsePlugin.DOCUMENTROOT_PREF);
 144                         IPath documentRootPath = ProjectPrefUtil.getDocumentRoot(file
 145                                         .getProject());
 146                         String documentRoot = documentRootPath.toString().toLowerCase();
 147                         if (lowerCaseFileName.startsWith(documentRoot)) {
 148                                 localhostURL = localhostURL.substring(documentRoot.length());
 149                         } else {
 150                                 return null;
 151                         }
 152                         // return store.getString(PHPeclipsePlugin.LOCALHOST_PREF) +
 153                         // localhostURL;
 154                         return ProjectPrefUtil.getMiscProjectsPreferenceValue(file
 155                                         .getProject(), IPreferenceConstants.PHP_LOCALHOST_PREF)
 156                                         + localhostURL;
 157                 }
 158                 return "http://localhost";
 159         }
 160 }