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/*
 * Calcurse - text-based organizer
 *
 * Copyright (c) 2004-2011 calcurse Development Team <misc@calcurse.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the
 *        following disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the
 *        following disclaimer in the documentation and/or other
 *        materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Send your feedback or comments to : misc@calcurse.org
 * Calcurse home page : http://calcurse.org
 *
 */

#include <unistd.h>

#include "calcurse.h"

/* Edit a note with an external editor. */
void
edit_note (char **note, char *editor)
{
  char fullname[BUFSIZ];
  char *filename;

  if (*note == NULL)
    {
      if ((filename = new_tempfile (path_notes, NOTESIZ)) != NULL)
        *note = filename;
      else
        return;
    }
  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, *note);
  wins_launch_external (fullname, editor);

  if (io_file_is_empty (fullname) > 0)
    erase_note (note, ERASE_FORCE);
}

/* View a note in an external pager. */
void
view_note (char *note, char *pager)
{
  char fullname[BUFSIZ];

  if (note == NULL)
    return;
  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, note);
  wins_launch_external (fullname, pager);
}

/* Erase a note previously attached to an item. */
void
erase_note (char **note, enum eraseflg flag)
{
  char fullname[BUFSIZ];

  if (*note == NULL)
    return;
  if (flag != ERASE_FORCE_KEEP_NOTE)
    {
      (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, *note);
      if (unlink (fullname) != 0)
        EXIT (_("could not remove note"));
    }
  mem_free (*note);
  *note = NULL;
}