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[phpeclipse.git] / net.sourceforge.phpeclipse / src / test / PHPParserSuperclass.java

diff --git a/net.sourceforge.phpeclipse/src/test/PHPParserSuperclass.java b/net.sourceforge.phpeclipse/src/test/PHPParserSuperclass.java
new file mode 100644 (file)
index 0000000..78ae010
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+++ b/net.sourceforge.phpeclipse/src/test/PHPParserSuperclass.java
@@ -0,0 +1,124 @@
+package test;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IMarker;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.ui.texteditor.MarkerUtilities;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.actions.PHPStartApacheAction;
+import net.sourceforge.phpdt.internal.compiler.parser.PHPOutlineInfo;
+
+import java.text.MessageFormat;
+import java.util.Hashtable;
+
+/**
+ * The superclass for our PHP parsers.
+ * @author Matthieu Casanova
+ */
+public abstract class PHPParserSuperclass {
+  // 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"; //$NON-NLS-1$
+
+  /**
+   * Call the php parse command ( php -l -f <filename> )
+   * and create markers according to the external parser output
+   */
+  public static void phpExternalParse(IFile file) {
+    //IFile file = (IFile) resource;
+    IPath path = file.getFullPath();
+    IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();
+    String filename = file.getLocation().toString();
+
+    String[] arguments = { filename };
+    MessageFormat form =
+      new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF));
+    String command = form.format(arguments);
+
+    String parserResult =
+      PHPStartApacheAction.getParserOutput(command, "External parser: ");
+
+    try {
+      // parse the buffer to find the errors and warnings
+      PHPParserSuperclass.createMarkers(parserResult, file);
+    } catch (CoreException e) {
+    }
+  }
+
+  /**
+   * Create markers according to the external parser output
+   */
+  private static void createMarkers(String output, IFile file)
+    throws CoreException {
+    // delete all markers
+    file.deleteMarkers(IMarker.PROBLEM, false, 0);
+
+    int indx = 0;
+    int brIndx = 0;
+    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 static void scanLine(String output, IFile file, int indx, int brIndx)
+    throws CoreException {
+    String current;
+    String outLineNumberString;
+    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) {
+      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);
+          }
+        }
+
+        int lineNumber = Integer.parseInt(lineNumberBuffer.toString());
+
+        Hashtable attributes = new Hashtable();
+
+        current = current.replaceAll("\n", "");
+        current = current.replaceAll("<b>", "");
+        current = current.replaceAll("</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, IMarker.PROBLEM);
+      }
+    }
+  }
+
+  public abstract PHPOutlineInfo parseInfo(Object parent, String s);
+
+  public abstract void setFileToParse(IFile fileToParse);
+
+  public abstract void parse(String s) throws CoreException;
+}