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.jface.preference.IPreferenceStore;
  11 import org.eclipse.ui.IEditorInput;
  12 import org.eclipse.ui.IFileEditorInput;
  13 import org.eclipse.ui.IViewPart;
  14 import org.eclipse.ui.IWorkbenchPage;
  15 import org.eclipse.ui.texteditor.ITextEditor;
  16 import org.eclipse.ui.texteditor.TextEditorAction;
  17
  18 /**
  19  * ClassDeclaration that defines the action for parsing the current PHP file
  20  */
  21 public class ShowExternalPreviewAction extends TextEditorAction {
  22         public final static int XML_TYPE = 1;
  23
  24         public final static int HTML_TYPE = 2;
  25
  26         public final static int SMARTY_TYPE = 3;
  27
  28         public final static int PHP_TYPE = 4;
  29
  30         private static ShowExternalPreviewAction instance = new ShowExternalPreviewAction();
  31
  32         /**
  33          * Constructs and updates the action.
  34          */
  35         private ShowExternalPreviewAction() {
  36                 super(EditorMessages.getResourceBundle(), "ParserAction.", null); //$NON-NLS-1$
  37                 update();
  38         }
  39
  40         public static ShowExternalPreviewAction getInstance() {
  41                 return instance;
  42         }
  43
  44         /**
  45          * Code called when the action is fired.
  46          */
  47         public void run() {
  48                 doRun(PHP_TYPE);
  49         }
  50
  51         public void doRun(int type) {
  52                 IFile previewFile = getFile();
  53                 BrowserUtil.showPreview(previewFile, false, "");
  54         }
  55
  56         public void refresh(int type) {
  57                 IFile previewFile = getFile();
  58                 if (previewFile == null) {
  59                         // should never happen
  60                         return;
  61                 }
  62                 boolean autoPreview = ProjectPrefUtil.getPreviewBooleanValue(
  63                                 previewFile, IPreferenceConstants.PHP_AUTO_PREVIEW_DEFAULT);
  64                 boolean bringToTopPreview = ProjectPrefUtil.getPreviewBooleanValue(
  65                                 previewFile,
  66                                 IPreferenceConstants.PHP_BRING_TO_TOP_PREVIEW_DEFAULT);
  67
  68                 if (autoPreview) {
  69                         IWorkbenchPage page = WebUI.getActivePage();
  70                         try {
  71                                 IViewPart part = page.findView(BrowserView.ID_BROWSER);
  72                                 if (part == null) {
  73                                         part = page.showView(BrowserView.ID_BROWSER);
  74                                 } else {
  75                                         if (bringToTopPreview) {
  76                                                 page.bringToTop(part);
  77                                         }
  78                                 }
  79                                 if (part != null) {
  80                                         // ((BrowserView) part).refresh();
  81                                         String localhostURL = getLocalhostURL(null, previewFile);
  82                                         ((BrowserView) part).refresh(localhostURL);
  83                                 }
  84                         } catch (Exception e) {
  85                                 // PHPeclipsePlugin.log(e);
  86                         }
  87                 }
  88         }
  89
  90         /**
  91          * Finds the file that's currently opened in the PHP Text Editor
  92          */
  93         protected IFile getFile() {
  94                 ITextEditor editor = getTextEditor();
  95                 IEditorInput editorInput = null;
  96                 if (editor != null) {
  97                         editorInput = editor.getEditorInput();
  98                 }
  99                 if (editorInput instanceof IFileEditorInput)
 100                         return ((IFileEditorInput) editorInput).getFile();
 101                 // if nothing was found, which should never happen
 102                 return null;
 103         }
 104
 105         public static String getLocalhostURL(IPreferenceStore store, IFile file) {
 106                 if (file != null) {
 107                         if (store == null) {
 108                                 store = WebUI.getDefault().getPreferenceStore();
 109                         }
 110                         // IPath path = file.getFullPath();
 111                         String localhostURL = file.getLocation().toString();
 112                         String lowerCaseFileName = localhostURL.toLowerCase();
 113                         // String documentRoot =
 114                         // store.getString(PHPeclipsePlugin.DOCUMENTROOT_PREF);
 115                         IPath documentRootPath = ProjectPrefUtil.getDocumentRoot(file
 116                                         .getProject());
 117                         String documentRoot = documentRootPath.toString().toLowerCase();
 118                         if (lowerCaseFileName.startsWith(documentRoot)) {
 119                                 localhostURL = localhostURL.substring(documentRoot.length());
 120                         } else {
 121                                 return null;
 122                         }
 123                         // return store.getString(PHPeclipsePlugin.LOCALHOST_PREF) +
 124                         // localhostURL;
 125                         return ProjectPrefUtil.getMiscProjectsPreferenceValue(file
 126                                         .getProject(), IPreferenceConstants.PHP_LOCALHOST_PREF)
 127                                         + localhostURL;
 128                 }
 129                 return "http://localhost";
 130         }
 131 }