A new edit-message feature, giving the raw message in an editor.

1 files changed, 204 insertions, 0 deletions

diff --git a/editmsg.c b/editmsg.c
new file mode 100644
index 00000000..3696560f
--- /dev/null
+++ b/editmsg.c
@@ -0,0 +1,204 @@
+/*
+ * Copyright (C) 1999   Thomas Roessler <roessler@guug.de>
+ * 
+ *     This program is free software; you can redistribute it
+ *     and/or modify it under the terms of the GNU General Public
+ *     License as published by the Free Software Foundation; either
+ *     version 2 of the License, or (at your option) any later
+ *     version.
+ * 
+ *     This program is distributed in the hope that it will be
+ *     useful, but WITHOUT ANY WARRANTY; without even the implied
+ *     warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ *     PURPOSE.  See the GNU General Public License for more
+ *     details.
+ * 
+ *     You should have received a copy of the GNU General Public
+ *     License along with this program; if not, write to the Free
+ *     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA
+ *     02139, USA.
+ */ 
+
+/* simple, editor-based message editing */
+
+#include "mutt.h"
+#include "copy.h"
+#include "mailbox.h"
+#include "mx.h"
+
+#include <sys/stat.h>
+#include <errno.h>
+
+#include <time.h>
+
+/*
+ * return value:
+ * 
+ * 1	message not modified
+ * 0	message edited successfully
+ * -1   error
+ */
+
+static int edit_one_message (CONTEXT *ctx, HEADER *cur)
+{
+  char tmp[_POSIX_PATH_MAX];
+  char buff[STRING];
+  int omagic;
+  int oerrno;
+  int rc;
+
+  unsigned short o_read;
+  unsigned short o_old;
+
+  int of, cf;
+  
+  CONTEXT tmpctx;
+  MESSAGE *msg;
+
+  FILE *fp = NULL;
+
+  struct stat sb;
+  time_t mtime = 0;
+  
+  mutt_mktemp (tmp);
+
+  omagic = DefaultMagic;
+  DefaultMagic = M_MBOX;
+
+  rc = (mx_open_mailbox (tmp, M_APPEND, &tmpctx) == NULL) ? -1 : 0;
+
+  DefaultMagic = omagic;
+
+  if (rc == -1)
+  {
+    mutt_error (_("could not create temporary folder: %s"), strerror (errno));
+    return -1;
+  }
+
+  rc = mutt_append_message (&tmpctx, ctx, cur, 0, CH_NOLEN); oerrno = errno;
+
+  mx_close_mailbox (&tmpctx);
+
+  if (rc == -1)
+  {
+    mutt_error (_("could not write temporary mail folder: %s"), strerror (oerrno));
+    goto bail;
+  }
+
+  if (stat (tmp, &sb) == 0)
+    mtime = sb.st_mtime;
+
+  mutt_edit_file (Editor, tmp);
+
+  if ((rc = stat (tmp, &sb)) == -1)
+  {
+    mutt_error (_("Can't stat: %s"), strerror (errno));
+    goto bail;
+  }
+  
+  if (sb.st_size == 0)
+  {
+    mutt_message (_("Message file is empty!"));
+    rc = 1;
+    goto bail;
+  }
+
+  if (sb.st_mtime == mtime)
+  {
+    mutt_message (_("Message not modified!"));
+    rc = 1;
+    goto bail;
+  }
+
+  if ((fp = fopen (tmp, "r")) == NULL)
+  {
+    rc = -1;
+    mutt_error (_("Can't open message file: %s"), strerror (errno));
+    goto bail;
+  }
+
+  if (mx_open_mailbox (ctx->path, M_APPEND, &tmpctx) == NULL)
+  {
+    rc = -1;
+    mutt_error (_("Can't append to folder: %s"), strerror (errno));
+    goto bail;
+  }
+
+  of = cf = 0;
+  
+  if (fgets (buff, sizeof (buff), fp) && is_from (buff, NULL, 0))
+  {
+    if (tmpctx.magic == M_MBOX || tmpctx.magic == M_MMDF ||
+	tmpctx.magic == M_KENDRA)
+      cf = CH_FROM | CH_FORCE_FROM;
+  }
+  else
+    of = M_ADD_FROM;
+
+  /* 
+   * XXX - we have to play games with the message flags to avoid
+   * problematic behaviour with maildir folders.
+   *
+   */
+
+  o_read = cur->read; o_old = cur->old;
+  cur->read = cur->old = 0;
+  msg = mx_open_new_message (&tmpctx, cur, of);
+  cur->read = o_read; cur->old = o_old;
+
+  if (msg == NULL)
+  {
+    mutt_error (_("Can't append to folder: %s"), strerror (errno));
+    mx_close_mailbox (&tmpctx);
+    goto bail;
+  }
+
+  if ((rc = mutt_copy_hdr (fp, msg->fp, 0, sb.st_size, CH_NOSTATUS | CH_NOLEN | cf, NULL)) == 0)
+    rc = mutt_copy_stream (fp, msg->fp);
+
+  rc = mx_commit_message (msg, &tmpctx);
+  mx_close_message (&msg);
+  
+  mx_close_mailbox (&tmpctx);
+  
+  bail:
+  if (fp) fclose (fp);
+
+  if (rc >= 0)
+    unlink (tmp);
+
+  if (rc == 0)
+  {
+    mutt_set_flag (Context, cur, M_DELETE, 1);
+    mutt_set_flag (Context, cur, M_READ, 1);
+
+    if (option (OPTDELETEUNTAG))
+      mutt_set_flag (Context, cur, M_TAG, 0);
+  }
+  else if (rc == -1)
+    mutt_message (_("Error. Preserving temporary file: %s"), tmp);
+
+    
+  return rc;
+}
+
+int mutt_edit_message (CONTEXT *ctx, HEADER *hdr)
+{
+  int i, j;
+
+  if (hdr)
+    return edit_one_message (ctx, hdr);
+
+  
+  for (i = 0; i < ctx->vcount; i++)
+  {
+    j = ctx->v2r[i];
+    if (ctx->hdrs[j]->tagged)
+    {
+      if (edit_one_message (ctx, ctx->hdrs[j]) == -1)
+	return -1;
+    }
+  }
+
+  return 0;
+}