Detect <?= as PHP start tag
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / actions / ExternalPHPParser.java
index 63704ad..6841740 100644 (file)
@@ -5,11 +5,9 @@ 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.PHPConsole;
 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-import net.sourceforge.phpeclipse.views.PHPConsole;
 
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IMarker;
@@ -22,329 +20,299 @@ 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 &lt;filename&gt; ) 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("<br />", 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("<br>", 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 <b>");
-                       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, "<b>", "");
-                               current = StringUtil.replaceAll(current, "</b>", "");
-                               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 "";
-       }
+  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 &lt;filename&gt; ) 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("<br />", 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("<br>", 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 <b>");
+      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, "<b>", "");
+        current = StringUtil.replaceAll(current, "</b>", "");
+        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 = new PHPConsole();
+      try {
+        console.println(consoleMessage + command);
+      } 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.print(consoleOutput);
+      }
+      return consoleOutput;
+
+    } catch (IOException e) {
+      MessageDialog.openInformation(null, "IOException: ", e.getMessage());
+    }
+    return "";
+  }
 }
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