package net.sourceforge.phpeclipse.actions; import java.io.IOException; import java.io.InputStream; import java.text.MessageFormat; import java.util.Hashtable; //import net.sourceforge.phpdt.internal.compiler.parser.PHPOutlineInfo; import net.sourceforge.phpdt.internal.ui.util.StringUtil; import net.sourceforge.phpdt.ui.PreferenceConstants; import net.sourceforge.phpeclipse.PHPeclipsePlugin; import net.sourceforge.phpeclipse.views.PHPConsole; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IMarker; import org.eclipse.core.runtime.CoreException; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.preference.IPreferenceStore; import org.eclipse.ui.texteditor.MarkerUtilities; /** * Calls the external parser and generates problem markers if necessary */ public class ExternalPHPParser { private final static String PROBLEM_ID = "net.sourceforge.phpeclipse.problem"; // strings for external parser call private static final String PARSE_ERROR_STRING = "Parse error"; //$NON-NLS-1$ private static final String PARSE_WARNING_STRING = "Warning"; //$NON-NLS-1$ public static final int ERROR = 2; public static final int WARNING = 1; public static final int INFO = 0; public static final int TASK = 3; // TODO design error? Analyze why fileToParse must be static ??? final protected IFile fFileToParse; public ExternalPHPParser(IFile file) { fFileToParse = file; } /** * Call the php parse command ( php -l -f <filename> ) and create * markers according to the external parser output. * * @param file * the file that will be parsed */ public void phpExternalParse() { //IFile file = (IFile) resource; // final IPath path = file.getFullPath(); final IPreferenceStore store = PHPeclipsePlugin.getDefault() .getPreferenceStore(); final String filename = fFileToParse.getLocation().toString(); final String[] arguments = {filename}; final MessageFormat form = new MessageFormat(store .getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF)); final String command = form.format(arguments); final String parserResult = getParserOutput(command, "External parser: "); try { // parse the buffer to find the errors and warnings createMarkers(parserResult, fFileToParse); } catch (CoreException e) { } } /** * Create markers according to the external parser output. * * @param output * the external parser output * @param file * the file that was parsed. */ protected void createMarkers(final String output, final IFile file) throws CoreException { // delete all markers file.deleteMarkers(PROBLEM_ID, false, 0); int indx = 0; int brIndx; boolean flag = true; while ((brIndx = output.indexOf("
", indx)) != -1) { // newer php error output (tested with 4.2.3) scanLine(output, file, indx, brIndx); indx = brIndx + 6; flag = false; } if (flag) { while ((brIndx = output.indexOf("
", indx)) != -1) { // older php error output (tested with 4.2.3) scanLine(output, file, indx, brIndx); indx = brIndx + 4; } } } private void scanLine(final String output, final IFile file, final int indx, final int brIndx) throws CoreException { String current; // String outLineNumberString; never used final StringBuffer lineNumberBuffer = new StringBuffer(10); char ch; current = output.substring(indx, brIndx); if (current.indexOf(PARSE_WARNING_STRING) != -1 || current.indexOf(PARSE_ERROR_STRING) != -1) { final int onLine = current.indexOf("on line "); if (onLine != -1) { lineNumberBuffer.delete(0, lineNumberBuffer.length()); for (int i = onLine; i < current.length(); i++) { ch = current.charAt(i); if ('0' <= ch && '9' >= ch) { lineNumberBuffer.append(ch); } } final int lineNumber = Integer.parseInt(lineNumberBuffer .toString()); final Hashtable attributes = new Hashtable(); current = StringUtil.replaceAll(current, "\n", ""); current = StringUtil.replaceAll(current, "", ""); current = StringUtil.replaceAll(current, "", ""); MarkerUtilities.setMessage(attributes, current); if (current.indexOf(PARSE_ERROR_STRING) != -1) attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_ERROR)); else if (current.indexOf(PARSE_WARNING_STRING) != -1) attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_WARNING)); else attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_INFO)); MarkerUtilities.setLineNumber(attributes, lineNumber); MarkerUtilities.createMarker(file, attributes, PROBLEM_ID); } } } /** * This will set a marker. * * @param file * the file that generated the marker * @param message * the message * @param charStart * the starting character * @param charEnd * the end character * @param errorLevel * the error level ({@link ExternalPHPParser#ERROR}, * {@link ExternalPHPParser#INFO}, * {@link ExternalPHPParser#WARNING}), * {@link ExternalPHPParser#TASK}) * @throws CoreException * an exception throwed by the MarkerUtilities */ private void setMarker(final IFile file, final String message, final int charStart, final int charEnd, final int errorLevel) throws CoreException { if (file != null) { final Hashtable attributes = new Hashtable(); MarkerUtilities.setMessage(attributes, message); switch (errorLevel) { case ERROR : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_ERROR)); break; case WARNING : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_WARNING)); break; case INFO : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_INFO)); break; case TASK : attributes.put(IMarker.SEVERITY, new Integer(IMarker.TASK)); break; } MarkerUtilities.setCharStart(attributes, charStart); MarkerUtilities.setCharEnd(attributes, charEnd); MarkerUtilities.createMarker(file, attributes, PROBLEM_ID); } } /** * This will set a marker. * * @param file * the file that generated the marker * @param message * the message * @param line * the line number * @param errorLevel * the error level ({@link ExternalPHPParser#ERROR}, * {@link ExternalPHPParser#INFO}, * {@link ExternalPHPParser#WARNING}) * @throws CoreException * an exception throwed by the MarkerUtilities */ private void setMarker(final IFile file, final String message, final int line, final int errorLevel, final String location) throws CoreException { if (file != null) { String markerKind = PROBLEM_ID; final Hashtable attributes = new Hashtable(); MarkerUtilities.setMessage(attributes, message); switch (errorLevel) { case ERROR : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_ERROR)); break; case WARNING : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_WARNING)); break; case INFO : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_INFO)); break; case TASK : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_INFO)); markerKind = IMarker.TASK; break; } attributes.put(IMarker.LOCATION, location); MarkerUtilities.setLineNumber(attributes, line); MarkerUtilities.createMarker(file, attributes, markerKind); } } /** * This will set a marker. * * @param message * the message * @param charStart * the starting character * @param charEnd * the end character * @param errorLevel * the error level ({@link ExternalPHPParser#ERROR}, * {@link ExternalPHPParser#INFO}, * {@link ExternalPHPParser#WARNING}) * @throws CoreException * an exception throwed by the MarkerUtilities */ private void setMarker(final String message, final int charStart, final int charEnd, final int errorLevel, final String location) throws CoreException { if (fFileToParse != null) { setMarker(fFileToParse, message, charStart, charEnd, errorLevel, location); } } /** * This will set a marker. * * @param file * the file that generated the marker * @param message * the message * @param charStart * the starting character * @param charEnd * the end character * @param errorLevel * the error level ({@link ExternalPHPParser#ERROR}, * {@link ExternalPHPParser#INFO}, * {@link ExternalPHPParser#WARNING}) * @param location * the location of the error * @throws CoreException * an exception throwed by the MarkerUtilities */ private void setMarker(final IFile file, final String message, final int charStart, final int charEnd, final int errorLevel, final String location) throws CoreException { if (file != null) { final Hashtable attributes = new Hashtable(); MarkerUtilities.setMessage(attributes, message); switch (errorLevel) { case ERROR : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_ERROR)); break; case WARNING : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_WARNING)); break; case INFO : attributes.put(IMarker.SEVERITY, new Integer( IMarker.SEVERITY_INFO)); break; case TASK : attributes.put(IMarker.SEVERITY, new Integer(IMarker.TASK)); break; } attributes.put(IMarker.LOCATION, location); MarkerUtilities.setCharStart(attributes, charStart); MarkerUtilities.setCharEnd(attributes, charEnd); MarkerUtilities.createMarker(file, attributes, PROBLEM_ID); //IMarker.PROBLEM); } } private String getParserOutput(String command, String consoleMessage) { try { PHPConsole console = null; try { console = PHPConsole.getInstance(); if (console != null) { console.write(consoleMessage + command + "\n"); } } catch (Throwable th) { } Runtime runtime = Runtime.getRuntime(); // runs the command Process p = runtime.exec(command); // gets the input stream to have the post-compile-time information InputStream stream = p.getInputStream(); // get the string from Stream String consoleOutput = PHPConsole.getStringFromStream(stream); // prints out the information if (console != null) { console.write(consoleOutput); } return consoleOutput; } catch (IOException e) { MessageDialog .openInformation(null, "IOException: ", e.getMessage()); } return ""; } }