X-Git-Url: http://secure.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCompletionProcessor.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCompletionProcessor.java deleted file mode 100644 index de0473e..0000000 --- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCompletionProcessor.java +++ /dev/null @@ -1,466 +0,0 @@ -/********************************************************************** -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.phpeditor.php; - -import java.util.ArrayList; -import java.util.Arrays; -import java.util.List; -import java.util.SortedMap; - -import net.sourceforge.phpdt.core.ToolFactory; -import net.sourceforge.phpdt.core.compiler.ITerminalSymbols; -import net.sourceforge.phpdt.core.compiler.InvalidInputException; -import net.sourceforge.phpdt.internal.compiler.parser.Scanner; -import net.sourceforge.phpdt.internal.corext.template.ContextType; -import net.sourceforge.phpdt.internal.corext.template.ContextTypeRegistry; -import net.sourceforge.phpdt.internal.corext.template.php.CompilationUnitContextType; -import net.sourceforge.phpdt.internal.corext.template.php.PHPUnitContext; -import net.sourceforge.phpdt.internal.ui.text.java.IPHPCompletionProposal; -import net.sourceforge.phpdt.internal.ui.text.java.PHPCompletionProposalComparator; -import net.sourceforge.phpdt.internal.ui.text.template.BuiltInEngine; -import net.sourceforge.phpdt.internal.ui.text.template.DeclarationEngine; -import net.sourceforge.phpdt.internal.ui.text.template.IdentifierEngine; -import net.sourceforge.phpdt.internal.ui.text.template.TemplateEngine; -import net.sourceforge.phpeclipse.PHPeclipsePlugin; -import net.sourceforge.phpeclipse.builder.IdentifierIndexManager; -import net.sourceforge.phpeclipse.phpeditor.JavaOutlinePage; -import net.sourceforge.phpeclipse.phpeditor.PHPContentOutlinePage; -import net.sourceforge.phpeclipse.phpeditor.PHPEditor; -import net.sourceforge.phpeclipse.phpeditor.PHPSyntaxRdr; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IProject; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.ITextViewer; -import org.eclipse.jface.text.TextPresentation; -import org.eclipse.jface.text.contentassist.ICompletionProposal; -import org.eclipse.jface.text.contentassist.IContentAssistProcessor; -import org.eclipse.jface.text.contentassist.IContextInformation; -import org.eclipse.jface.text.contentassist.IContextInformationExtension; -import org.eclipse.jface.text.contentassist.IContextInformationPresenter; -import org.eclipse.jface.text.contentassist.IContextInformationValidator; -import org.eclipse.swt.graphics.Image; -import org.eclipse.ui.IEditorPart; -import org.eclipse.ui.IFileEditorInput; - -/** - * Example PHP completion processor. - */ -public class PHPCompletionProcessor implements IContentAssistProcessor { - - /** - * Simple content assist tip closer. The tip is valid in a range - * of 5 characters around its popup location. - */ - protected static class Validator implements IContextInformationValidator, IContextInformationPresenter { - - protected int fInstallOffset; - - /* - * @see IContextInformationValidator#isContextInformationValid(int) - */ - public boolean isContextInformationValid(int offset) { - return Math.abs(fInstallOffset - offset) < 5; - } - - /* - * @see IContextInformationValidator#install(IContextInformation, ITextViewer, int) - */ - public void install(IContextInformation info, ITextViewer viewer, int offset) { - fInstallOffset = offset; - } - - /* - * @see org.eclipse.jface.text.contentassist.IContextInformationPresenter#updatePresentation(int, TextPresentation) - */ - public boolean updatePresentation(int documentPosition, TextPresentation presentation) { - return false; - } - }; - - private static class ContextInformationWrapper implements IContextInformation, IContextInformationExtension { - - private final IContextInformation fContextInformation; - private int fPosition; - - public ContextInformationWrapper(IContextInformation contextInformation) { - fContextInformation = contextInformation; - } - - /* - * @see IContextInformation#getContextDisplayString() - */ - public String getContextDisplayString() { - return fContextInformation.getContextDisplayString(); - } - - /* - * @see IContextInformation#getImage() - */ - public Image getImage() { - return fContextInformation.getImage(); - } - - /* - * @see IContextInformation#getInformationDisplayString() - */ - public String getInformationDisplayString() { - return fContextInformation.getInformationDisplayString(); - } - - /* - * @see IContextInformationExtension#getContextInformationPosition() - */ - public int getContextInformationPosition() { - return fPosition; - } - - public void setContextInformationPosition(int position) { - fPosition = position; - } - }; - - private char[] fProposalAutoActivationSet; - protected IContextInformationValidator fValidator = new Validator(); - private TemplateEngine fTemplateEngine; - private PHPCompletionProposalComparator fComparator; - private int fNumberOfComputedResults = 0; - - public PHPCompletionProcessor() { - - ContextType contextType = ContextTypeRegistry.getInstance().getContextType("php"); //$NON-NLS-1$ - if (contextType != null) - fTemplateEngine = new TemplateEngine(contextType); - - fComparator = new PHPCompletionProposalComparator(); - } - - /** - * Tells this processor to order the proposals alphabetically. - * - * @param order true if proposals should be ordered. - */ - public void orderProposalsAlphabetically(boolean order) { - fComparator.setOrderAlphabetically(order); - } - - /** - * Sets this processor's set of characters triggering the activation of the - * completion proposal computation. - * - * @param activationSet the activation set - */ - public void setCompletionProposalAutoActivationCharacters(char[] activationSet) { - fProposalAutoActivationSet = activationSet; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int documentOffset) { - int contextInformationPosition = guessContextInformationPosition(viewer, documentOffset); - return internalComputeCompletionProposals(viewer, documentOffset, contextInformationPosition); - } - - private int getLastToken(ITextViewer viewer, int completionPosition, PHPUnitContext context) { - IDocument document = viewer.getDocument(); - int start = context.getStart(); - int end = context.getEnd(); - - String startText; - int lastSignificantToken = ITerminalSymbols.TokenNameEOF; - - try { - // begin search 2 lines behind of this - int j = start; - if (j != 0) { - char ch; - while (j-- > 0) { - ch = document.getChar(j); - if (ch == '\n') { - break; - } - } - while (j-- > 0) { - ch = document.getChar(j); - if (ch == '\n') { - break; - } - } - } - if (j != start) { - // scan the line for the dereferencing operator '->' - startText = document.get(j, start - j); - // System.out.println(startText); - Scanner scanner = ToolFactory.createScanner(false, false, false); - scanner.setSource(startText.toCharArray()); - scanner.setPHPMode(true); - int token = ITerminalSymbols.TokenNameEOF; - int beforeLastToken = ITerminalSymbols.TokenNameEOF; - int lastToken = ITerminalSymbols.TokenNameEOF; - - try { - token = scanner.getNextToken(); - lastToken = token; - while (token != ITerminalSymbols.TokenNameERROR && token != ITerminalSymbols.TokenNameEOF) { - beforeLastToken = lastToken; - lastToken = token; - // System.out.println(scanner.toStringAction(lastToken)); - token = scanner.getNextToken(); - } - } catch (InvalidInputException e1) { - } - switch (lastToken) { - case ITerminalSymbols.TokenNameMINUS_GREATER : - // dereferencing operator '->' found - lastSignificantToken = ITerminalSymbols.TokenNameMINUS_GREATER; - if (beforeLastToken == ITerminalSymbols.TokenNameVariable) { - lastSignificantToken = ITerminalSymbols.TokenNameVariable; - } - break; - case ITerminalSymbols.TokenNamenew : - lastSignificantToken = ITerminalSymbols.TokenNamenew; - break; - } - } - } catch (BadLocationException e) { - } - return lastSignificantToken; - } - - private ICompletionProposal[] internalComputeCompletionProposals(ITextViewer viewer, int offset, int contextOffset) { - IDocument document = viewer.getDocument(); - Object[] identifiers = null; - IFile file = null; - IProject project = null; - if (offset > 0) { - - PHPEditor editor = null; -// JavaOutlinePage outlinePage = null; - - IEditorPart targetEditor = PHPeclipsePlugin.getActiveWorkbenchWindow().getActivePage().getActiveEditor(); - if (targetEditor != null && (targetEditor instanceof PHPEditor)) { - editor = (PHPEditor) targetEditor; - file = ((IFileEditorInput) editor.getEditorInput()).getFile(); - project = file.getProject(); -// outlinePage = editor.getfOutlinePage(); - // TODO: get the identifiers from the new model -// if (outlinePage instanceof PHPContentOutlinePage) { -// identifiers = ((PHPContentOutlinePage) outlinePage).getVariables(); -// } - } - } - - ContextType phpContextType = ContextTypeRegistry.getInstance().getContextType("php"); //$NON-NLS-1$ - ((CompilationUnitContextType) phpContextType).setContextParameters(document, offset, 0); - - PHPUnitContext context = (PHPUnitContext) phpContextType.createContext(); - String prefix = context.getKey(); - - int lastSignificantToken = getLastToken(viewer, offset, context); - boolean useClassMembers = - (lastSignificantToken == ITerminalSymbols.TokenNameMINUS_GREATER) || - (lastSignificantToken == ITerminalSymbols.TokenNameVariable) || - (lastSignificantToken == ITerminalSymbols.TokenNamenew); - boolean emptyPrefix = prefix == null || prefix.equals(""); - - if (fTemplateEngine != null) { - IPHPCompletionProposal[] templateResults = new IPHPCompletionProposal[0]; - - ICompletionProposal[] results; - if (!emptyPrefix) { - fTemplateEngine.reset(); - fTemplateEngine.complete(viewer, offset); //, unit); - templateResults = fTemplateEngine.getResults(); - } - - IPHPCompletionProposal[] identifierResults = new IPHPCompletionProposal[0]; - if ((!useClassMembers) && identifiers != null) { - IdentifierEngine identifierEngine; - - ContextType contextType = ContextTypeRegistry.getInstance().getContextType("php"); //$NON-NLS-1$ - if (contextType != null) { - identifierEngine = new IdentifierEngine(contextType); - identifierEngine.complete(viewer, offset, identifiers); - identifierResults = identifierEngine.getResults(); - } - } - - // declarations stored in file project.index on project level - IPHPCompletionProposal[] declarationResults = new IPHPCompletionProposal[0]; - if (project != null) { - DeclarationEngine declarationEngine; - - ContextType contextType = ContextTypeRegistry.getInstance().getContextType("php"); //$NON-NLS-1$ - if (contextType != null) { - IdentifierIndexManager indexManager = PHPeclipsePlugin.getDefault().getIndexManager(project); - SortedMap sortedMap = indexManager.getIdentifierMap(); - - declarationEngine = new DeclarationEngine(contextType, lastSignificantToken, file); - declarationEngine.complete(viewer, offset, sortedMap); - declarationResults = declarationEngine.getResults(); - } - } - - // built in function names from phpsyntax.xml - ArrayList syntaxbuffer = PHPSyntaxRdr.getSyntaxData(); - IPHPCompletionProposal[] builtinResults = new IPHPCompletionProposal[0]; - if ((!useClassMembers) && syntaxbuffer != null) { - BuiltInEngine builtinEngine; - String proposal; - - ContextType contextType = ContextTypeRegistry.getInstance().getContextType("php"); //$NON-NLS-1$ - if (contextType != null) { - builtinEngine = new BuiltInEngine(contextType); - builtinEngine.complete(viewer, offset, syntaxbuffer); - builtinResults = builtinEngine.getResults(); - } - } - - // concatenate the result arrays - IPHPCompletionProposal[] total; - total = - new IPHPCompletionProposal[templateResults.length - + identifierResults.length - + builtinResults.length - + declarationResults.length]; - System.arraycopy(templateResults, 0, total, 0, templateResults.length); - System.arraycopy(identifierResults, 0, total, templateResults.length, identifierResults.length); - System.arraycopy(builtinResults, 0, total, templateResults.length + identifierResults.length, builtinResults.length); - System.arraycopy( - declarationResults, - 0, - total, - templateResults.length + identifierResults.length + builtinResults.length, - declarationResults.length); - - results = total; - - fNumberOfComputedResults = (results == null ? 0 : results.length); - /* - * Order here and not in result collector to make sure that the order - * applies to all proposals and not just those of the compilation unit. - */ - return order(results); - } - return new IPHPCompletionProposal[0]; - } - - private int guessContextInformationPosition(ITextViewer viewer, int offset) { - int contextPosition = offset; - - IDocument document = viewer.getDocument(); - - // try { - // - // PHPCodeReader reader= new PHPCodeReader(); - // reader.configureBackwardReader(document, offset, true, true); - // - // int nestingLevel= 0; - // - // int curr= reader.read(); - // while (curr != PHPCodeReader.EOF) { - // - // if (')' == (char) curr) - // ++ nestingLevel; - // - // else if ('(' == (char) curr) { - // -- nestingLevel; - // - // if (nestingLevel < 0) { - // int start= reader.getOffset(); - // if (looksLikeMethod(reader)) - // return start + 1; - // } - // } - // - // curr= reader.read(); - // } - // } catch (IOException e) { - // } - - return contextPosition; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - // public IContextInformation[] computeContextInformation(ITextViewer viewer, int documentOffset) { - // IContextInformation[] result = new IContextInformation[5]; - // for (int i = 0; i < result.length; i++) - // result[i] = new ContextInformation(MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.ContextInfo.display.pattern"), new Object[] { new Integer(i), new Integer(documentOffset)}), //$NON-NLS-1$ - // MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.ContextInfo.value.pattern"), new Object[] { new Integer(i), new Integer(documentOffset - 5), new Integer(documentOffset + 5)})); //$NON-NLS-1$ - // return result; - // } - /** - * @see IContentAssistProcessor#computeContextInformation(ITextViewer, int) - */ - public IContextInformation[] computeContextInformation(ITextViewer viewer, int offset) { - int contextInformationPosition = guessContextInformationPosition(viewer, offset); - List result = addContextInformations(viewer, contextInformationPosition); - return (IContextInformation[]) result.toArray(new IContextInformation[result.size()]); - } - - private List addContextInformations(ITextViewer viewer, int offset) { - ICompletionProposal[] proposals = internalComputeCompletionProposals(viewer, offset, -1); - - List result = new ArrayList(); - for (int i = 0; i < proposals.length; i++) { - IContextInformation contextInformation = proposals[i].getContextInformation(); - if (contextInformation != null) { - ContextInformationWrapper wrapper = new ContextInformationWrapper(contextInformation); - wrapper.setContextInformationPosition(offset); - result.add(wrapper); - } - } - return result; - } - - /** - * Order the given proposals. - */ - private ICompletionProposal[] order(ICompletionProposal[] proposals) { - Arrays.sort(proposals, fComparator); - return proposals; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - public char[] getCompletionProposalAutoActivationCharacters() { - return fProposalAutoActivationSet; - // return null; // new char[] { '$' }; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - public char[] getContextInformationAutoActivationCharacters() { - return new char[] { - }; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - public IContextInformationValidator getContextInformationValidator() { - return fValidator; - } - - /* (non-Javadoc) - * Method declared on IContentAssistProcessor - */ - public String getErrorMessage() { - return null; - } -}