/**
   * Checks whether <tt>path</tt> is a valid directory for recording (creates it if necessary).
   *
   * @param path the path to the directory to check.
   * @return <tt>true</tt> if the directory <tt>path</tt> can be used for media recording,
   *     <tt>false</tt> otherwise.
   */
  private boolean checkRecordingDirectory(String path) {
    if (path == null || "".equals(path)) return false;

    File dir = new File(path);

    if (!dir.exists()) {
      dir.mkdir();
      if (!dir.exists()) return false;
    }
    if (!dir.isDirectory() || !dir.canWrite()) return false;

    return true;
  }
Ejemplo n.º 2
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  /**
   * Starts recording {@link #call} creating {@link #recorder} first and asking the user for the
   * recording format and file if they are not configured in the "Call Recording" configuration
   * form.
   *
   * @return <tt>true</tt> if the recording has been started successfully; otherwise, <tt>false</tt>
   */
  private boolean startRecording() {
    String savedCallsPath = configuration.getString(Recorder.SAVED_CALLS_PATH);
    String callFormat;

    // Ask the user where to save the call.
    if ((savedCallsPath == null) || (savedCallsPath.length() == 0)) {
      /*
       * Delay the initialization of callFileChooser in order to delay the
       * creation of the recorder.
       */
      if (callFileChooser == null) {
        callFileChooser =
            GenericFileDialog.create(
                null,
                resources.getI18NString("plugin.callrecordingconfig.SAVE_CALL"),
                SipCommFileChooser.SAVE_FILE_OPERATION);
        callFileChooser.addFilter(
            new SipCommFileFilter() {
              @Override
              public boolean accept(File f) {
                return f.isDirectory() || isSupportedFormat(f);
              }

              @Override
              public String getDescription() {
                StringBuilder description = new StringBuilder();

                description.append("Recorded call");

                Recorder recorder;

                try {
                  recorder = getRecorder();
                } catch (OperationFailedException ofex) {
                  logger.error("Failed to get Recorder", ofex);
                  recorder = null;
                }
                if (recorder != null) {
                  List<String> supportedFormats = recorder.getSupportedFormats();

                  if (supportedFormats != null) {
                    description.append(" (");

                    boolean firstSupportedFormat = true;

                    for (String supportedFormat : supportedFormats) {
                      if (firstSupportedFormat) firstSupportedFormat = false;
                      else description.append(", ");
                      description.append("*.");
                      description.append(supportedFormat);
                    }

                    description.append(')');
                  }
                }
                return description.toString();
              }
            });
      }
      // Offer a default name for the file to record into.
      callFileChooser.setStartPath(createDefaultFilename(null));

      File selectedFile = callFileChooser.getFileFromDialog();

      if (selectedFile != null) {
        callFilename = selectedFile.getAbsolutePath();

        /*
         * If the user specified no extension (which seems common on Mac
         * OS X at least) i.e. no format, then it is not obvious that we
         * have to override the set Recorder.CALL_FORMAT.
         */
        callFormat = SoundFileUtils.getExtension(selectedFile);

        if ((callFormat != null) && (callFormat.length() != 0)) {
          /*
           * If the use has specified an extension and thus a format
           * which is not supported, use a default format instead.
           */
          if (!isSupportedFormat(selectedFile)) {
            /*
             * If what appears to be an extension seems a lot like
             * an extension, then it should be somewhat safer to
             * replace it.
             */
            if (SoundFileUtils.isSoundFile(selectedFile)) {
              callFilename = callFilename.substring(0, callFilename.lastIndexOf('.'));
            }
            String configuredFormat = configuration.getString(Recorder.FORMAT);
            callFormat =
                (configuredFormat != null && configuredFormat.length() != 0)
                    ? configuredFormat
                    : SoundFileUtils.DEFAULT_CALL_RECORDING_FORMAT;

            callFilename += '.' + callFormat;
          }
          configuration.setProperty(Recorder.FORMAT, callFormat);
        }
      } else {
        // user canceled the recording
        return false;
      }
    } else {
      callFilename = createDefaultFilename(savedCallsPath);
      callFormat = SoundFileUtils.getExtension(new File(callFilename));
    }

    Throwable exception = null;

    try {
      Recorder recorder = getRecorder();

      if (recorder != null) {
        if ((callFormat == null) || (callFormat.length() <= 0))
          callFormat = SoundFileUtils.DEFAULT_CALL_RECORDING_FORMAT;

        recorder.start(callFormat, callFilename);
      }

      this.recorder = recorder;
    } catch (IOException ioex) {
      exception = ioex;
    } catch (MediaException mex) {
      exception = mex;
    } catch (OperationFailedException ofex) {
      exception = ofex;
    }
    if ((recorder == null) || (exception != null)) {
      logger.error(
          "Failed to start recording call " + call + " into file " + callFilename, exception);
      return false;
    } else return true;
  }