X-Git-Url: http://git.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 index 57e4372..4d4acc5 100644 --- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCompletionProcessor.java +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCompletionProcessor.java @@ -11,21 +11,47 @@ Contributors: **********************************************************************/ package net.sourceforge.phpeclipse.phpeditor.php; -import java.text.MessageFormat; 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.AbstractContentOutlinePage; +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.CompletionProposal; -import org.eclipse.jface.text.contentassist.ContextInformation; 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.Point; +import org.eclipse.swt.graphics.Image; +import org.eclipse.ui.IEditorPart; +import org.eclipse.ui.IFileEditorInput; /** * Example PHP completion processor. @@ -62,118 +88,357 @@ public class PHPCompletionProcessor implements IContentAssistProcessor { } }; - protected final static String[] fgProposals = PHPCodeScanner.fgFunctionNames; - // { - // "array", - // "break", - // "class", - // "continue", - // "do", - // "echo", - // "else", - // "elseif", - // "endfor", - // "endif", - // "for", - // "if", - // "while", - // "endwhile", - // "switch", - // "case", - // "endswitch", - // "return", - // "define", - // "include", - // "include_once", - // "require", - // "require_once", - // "function", - // "new", - // "old_function", - // "default", - // "global", - // "static", - // "foreach", - // "endforeach", - // "extends", - // "empty", - // "isset", - // "var" }; + 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); + } - // ArrayList arrList = new ArrayList(5); - // IDocument document = viewer.getDocument(); - // if (documentOffset > 0) { - // try { - // char character = document.getChar(documentOffset - 1); - // Point point = PHPWordExtractor.findWord(document, documentOffset); - // if (point != null) { - // String word = document.get(point.x, point.y); - // for (int i = 0; i < fgProposals.length; i++) { - // if ((fgProposals[i].length() >= point.y) && fgProposals[i].substring(0, point.y).equals(word)) { - // IContextInformation info = new ContextInformation(fgProposals[i], MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.ContextInfo.pattern"), new Object[] { fgProposals[i] })); //$NON-NLS-1$ - // arrList.add(new CompletionProposal(fgProposals[i], documentOffset, 0, fgProposals[i].length(), null, fgProposals[i], info, MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.hoverinfo.pattern"), new Object[] { fgProposals[i] }))); //$NON-NLS-1$ - // } - // } - // if (arrList.size() > 0) { - // ICompletionProposal[] result = new ICompletionProposal[arrList.size()]; - // for (int i=0;i 0) { - // try { - // char character = document.getChar(documentOffset - 1); - // if (character=='$') { - // - // } - // result = new ICompletionProposal[fgProposals.length]; - // for (int i = 0; i < fgProposals.length; i++) { - // IContextInformation info = new ContextInformation(fgProposals[i], MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.ContextInfo.pattern"), new Object[] { fgProposals[i] })); //$NON-NLS-1$ - // result[i] = new CompletionProposal(fgProposals[i], documentOffset, 0, fgProposals[i].length(), null, fgProposals[i], info, MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.hoverinfo.pattern"), new Object[] { fgProposals[i] })); //$NON-NLS-1$ + 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.TokenNamethis) { + lastSignificantToken = ITerminalSymbols.TokenNamethis; + } + 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; + AbstractContentOutlinePage 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(); + 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.TokenNamethis) || + (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; + // } // } - // } catch (BadLocationException e) { - // } // - // } else { - ICompletionProposal[] result = new ICompletionProposal[fgProposals.length]; - for (int i = 0; i < fgProposals.length; i++) { - IContextInformation info = new ContextInformation(fgProposals[i], MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.ContextInfo.pattern"), new Object[] { fgProposals[i] })); //$NON-NLS-1$ - result[i] = new CompletionProposal(fgProposals[i], documentOffset, 0, fgProposals[i].length(), null, fgProposals[i], info, MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.Proposal.hoverinfo.pattern"), new Object[] { fgProposals[i] })); //$NON-NLS-1$ - } + // curr= reader.read(); + // } + // } catch (IOException e) { + // } - return result; + 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)})); //$NON-NLS-1$ + // 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 new char[] { '$' }; + return fProposalAutoActivationSet; + // return null; // new char[] { '$' }; } /* (non-Javadoc)