Example #1
0
static void append_signature (FILE *f)
{
  FILE *tmpfp;
  pid_t thepid;

  if (Signature && (tmpfp = mutt_open_read (Signature, &thepid)))
  {
    if (option (OPTSIGDASHES))
      fputs ("\n-- \n", f);
    mutt_copy_stream (tmpfp, f);
    safe_fclose (&tmpfp);
    if (thepid != -1)
      mutt_wait_filter (thepid);
  }
}
Example #2
0
int _mutt_rename_file (char *oldfile, char *newfile, int overwrite)
{
  FILE *ofp, *nfp;

  if (access (oldfile, F_OK) != 0)
    return 1;
  if (!overwrite && access (newfile, F_OK) == 0)
    return 2;
  if ((ofp = fopen (oldfile, "r")) == NULL)
    return 3;
  if ((nfp = safe_fopen (newfile, "w")) == NULL) {
    fclose (ofp);
    return 3;
  }
  mutt_copy_stream (ofp, nfp);
  fclose (nfp);
  fclose (ofp);
  mutt_unlink (oldfile);
  return 0;
}
Example #3
0
int mutt_get_tmp_attachment (BODY *a)
{
  char type[STRING];
  char tempfile[_POSIX_PATH_MAX];
  rfc1524_entry *entry = rfc1524_new_entry();
  FILE *fpin = NULL, *fpout = NULL;
  struct stat st;
  
  if(a->unlink)
    return 0;

  snprintf(type, sizeof(type), "%s/%s", TYPE(a), a->subtype);
  rfc1524_mailcap_lookup(a, type, entry, 0);
  rfc1524_expand_filename(entry->nametemplate, a->filename, 
			  tempfile, sizeof(tempfile));
  
  rfc1524_free_entry(&entry);

  if(stat(a->filename, &st) == -1)
    return -1;

  if((fpin = fopen(a->filename, "r")) && (fpout = safe_fopen(tempfile, "w")))  /* __FOPEN_CHECKED__ */
  {
    mutt_copy_stream (fpin, fpout);
    mutt_str_replace (&a->filename, tempfile);
    a->unlink = 1;

    if(a->stamp >= st.st_mtime)
      mutt_stamp_attachment(a);
  }
  else
    mutt_perror(fpin ? tempfile : a->filename);
  
  if(fpin)  safe_fclose (&fpin);
  if(fpout) safe_fclose (&fpout);
  
  return a->unlink ? 0 : -1;
}
Example #4
0
int mutt_print_attachment (FILE *fp, BODY *a)
{
  char newfile[_POSIX_PATH_MAX] = "";
  char type[STRING];
  pid_t thepid;
  FILE *ifp, *fpout;
  short unlink_newfile = 0;
  
  snprintf (type, sizeof (type), "%s/%s", TYPE (a), a->subtype);

  if (rfc1524_mailcap_lookup (a, type, NULL, M_PRINT)) 
  {
    char command[_POSIX_PATH_MAX+STRING];
    rfc1524_entry *entry;
    int piped = FALSE;

    dprint (2, (debugfile, "Using mailcap...\n"));
    
    entry = rfc1524_new_entry ();
    rfc1524_mailcap_lookup (a, type, entry, M_PRINT);
    if (rfc1524_expand_filename (entry->nametemplate, a->filename,
						  newfile, sizeof (newfile)))
    {
      if (!fp)
      {
	if (safe_symlink(a->filename, newfile) == -1)
	{
	  if (mutt_yesorno (_("Can't match nametemplate, continue?"), M_YES) != M_YES)
	  {
	    rfc1524_free_entry (&entry);
	    return 0;
	  }
	  strfcpy (newfile, a->filename, sizeof (newfile));
	}
	else
	  unlink_newfile = 1;
      }
    }

    /* in recv mode, save file to newfile first */
    if (fp)
      mutt_save_attachment (fp, a, newfile, 0, NULL);

    strfcpy (command, entry->printcommand, sizeof (command));
    piped = rfc1524_expand_command (a, newfile, type, command, sizeof (command));

    mutt_endwin (NULL);

    /* interactive program */
    if (piped)
    {
      if ((ifp = fopen (newfile, "r")) == NULL)
      {
	mutt_perror ("fopen");
	rfc1524_free_entry (&entry);
	return (0);
      }

      if ((thepid = mutt_create_filter (command, &fpout, NULL, NULL)) < 0)
      {
	mutt_perror _("Can't create filter");
	rfc1524_free_entry (&entry);
	safe_fclose (&ifp);
	return 0;
      }
      mutt_copy_stream (ifp, fpout);
      safe_fclose (&fpout);
      safe_fclose (&ifp);
      if (mutt_wait_filter (thepid) || option (OPTWAITKEY))
	mutt_any_key_to_continue (NULL);
    }
    else
    {
      if (mutt_system (command) || option (OPTWAITKEY))
	mutt_any_key_to_continue (NULL);
    }

    if (fp)
      mutt_unlink (newfile);
    else if (unlink_newfile)
      unlink(newfile);

    rfc1524_free_entry (&entry);
    return (1);
  }

  if (!ascii_strcasecmp ("text/plain", type) ||
      !ascii_strcasecmp ("application/postscript", type))
  {
    return (mutt_pipe_attachment (fp, a, NONULL(PrintCmd), NULL));
  }
  else if (mutt_can_decode (a))
  {
    /* decode and print */

    int rc = 0;
    
    ifp = NULL;
    fpout = NULL;
    
    mutt_mktemp (newfile, sizeof (newfile));
    if (mutt_decode_save_attachment (fp, a, newfile, M_PRINTING, 0) == 0)
    {
      
      dprint (2, (debugfile, "successfully decoded %s type attachment to %s\n",
		  type, newfile));
      
      if ((ifp = fopen (newfile, "r")) == NULL)
      {
	mutt_perror ("fopen");
	goto bail0;
      }

      dprint (2, (debugfile, "successfully opened %s read-only\n", newfile));
      
      mutt_endwin (NULL);
      if ((thepid = mutt_create_filter (NONULL(PrintCmd), &fpout, NULL, NULL)) < 0)
      {
	mutt_perror _("Can't create filter");
	goto bail0;
      }

      dprint (2, (debugfile, "Filter created.\n"));
      
      mutt_copy_stream (ifp, fpout);

      safe_fclose (&fpout);
      safe_fclose (&ifp);

      if (mutt_wait_filter (thepid) != 0 || option (OPTWAITKEY))
	mutt_any_key_to_continue (NULL);
      rc = 1;
    }
  bail0:
    safe_fclose (&ifp);
    safe_fclose (&fpout);
    mutt_unlink (newfile);
    return rc;
  }
  else
  {
    mutt_error _("I don't know how to print that!");
    return 0;
  }
}
Example #5
0
/* return 1 if require full screen redraw, 0 otherwise */
int mutt_compose_attachment (BODY *a)
{
  char type[STRING];
  char command[STRING];
  char newfile[_POSIX_PATH_MAX] = "";
  rfc1524_entry *entry = rfc1524_new_entry ();
  short unlink_newfile = 0;
  int rc = 0;
  
  snprintf (type, sizeof (type), "%s/%s", TYPE (a), a->subtype);
  if (rfc1524_mailcap_lookup (a, type, entry, M_COMPOSE))
  {
    if (entry->composecommand || entry->composetypecommand)
    {

      if (entry->composetypecommand)
	strfcpy (command, entry->composetypecommand, sizeof (command));
      else 
	strfcpy (command, entry->composecommand, sizeof (command));
      if (rfc1524_expand_filename (entry->nametemplate,
				      a->filename, newfile, sizeof (newfile)))
      {
	dprint(1, (debugfile, "oldfile: %s\t newfile: %s\n",
				  a->filename, newfile));
	if (safe_symlink (a->filename, newfile) == -1)
	{
	  if (mutt_yesorno (_("Can't match nametemplate, continue?"), M_YES) != M_YES)
	    goto bailout;
	}
	else
	  unlink_newfile = 1;
      }
      else
	strfcpy(newfile, a->filename, sizeof(newfile));
      
      if (rfc1524_expand_command (a, newfile, type,
				      command, sizeof (command)))
      {
	/* For now, editing requires a file, no piping */
	mutt_error _("Mailcap compose entry requires %%s");
      }
      else
      {
	int r;

	mutt_endwin (NULL);
	if ((r = mutt_system (command)) == -1)
	  mutt_error (_("Error running \"%s\"!"), command);
	
	if (r != -1 && entry->composetypecommand)
	{
	  BODY *b;
	  FILE *fp, *tfp;
	  char tempfile[_POSIX_PATH_MAX];

	  if ((fp = safe_fopen (a->filename, "r")) == NULL)
	  {
	    mutt_perror _("Failure to open file to parse headers.");
	    goto bailout;
	  }

	  b = mutt_read_mime_header (fp, 0);
	  if (b)
	  {
	    if (b->parameter)
	    {
	      mutt_free_parameter (&a->parameter);
	      a->parameter = b->parameter;
	      b->parameter = NULL;
	    }
	    if (b->description) {
	      FREE (&a->description);
	      a->description = b->description;
	      b->description = NULL;
	    }
	    if (b->form_name)
	    {
	      FREE (&a->form_name);
	      a->form_name = b->form_name;
	      b->form_name = NULL;
	    }

	    /* Remove headers by copying out data to another file, then 
	     * copying the file back */
	    fseeko (fp, b->offset, 0);
	    mutt_mktemp (tempfile, sizeof (tempfile));
	    if ((tfp = safe_fopen (tempfile, "w")) == NULL)
	    {
	      mutt_perror _("Failure to open file to strip headers.");
	      goto bailout;
	    }
	    mutt_copy_stream (fp, tfp);
	    safe_fclose (&fp);
	    safe_fclose (&tfp);
	    mutt_unlink (a->filename);  
	    if (mutt_rename_file (tempfile, a->filename) != 0) 
	    {
	      mutt_perror _("Failure to rename file.");
	      goto bailout;
	    }

	    mutt_free_body (&b);
	  }
	}
      }
    }
  }
  else
  {
    rfc1524_free_entry (&entry);
    mutt_message (_("No mailcap compose entry for %s, creating empty file."),
		   type);
    return 1;
  }

  rc = 1;
  
  bailout:
  
  if(unlink_newfile)
    unlink(newfile);

  rfc1524_free_entry (&entry);
  return rc;
}
Example #6
0
/* returns 0 on success, -1 on error */
int mutt_save_attachment (FILE *fp, BODY *m, char *path, int flags, HEADER *hdr)
{
  if (fp)
  {
    
    /* recv mode */

    if(hdr &&
	m->hdr &&
	m->encoding != ENCBASE64 &&
	m->encoding != ENCQUOTEDPRINTABLE &&
	mutt_is_message_type(m->type, m->subtype))
    {
      /* message type attachments are written to mail folders. */

      char buf[HUGE_STRING];
      HEADER *hn;
      CONTEXT ctx;
      MESSAGE *msg;
      int chflags = 0;
      int r = -1;
      
      hn = m->hdr;
      hn->msgno = hdr->msgno; /* required for MH/maildir */
      hn->read = 1;

      fseeko (fp, m->offset, 0);
      if (fgets (buf, sizeof (buf), fp) == NULL)
	return -1;
      if (mx_open_mailbox(path, M_APPEND | M_QUIET, &ctx) == NULL)
	return -1;
      if ((msg = mx_open_new_message (&ctx, hn, is_from (buf, NULL, 0, NULL) ? 0 : M_ADD_FROM)) == NULL)
      {
	mx_close_mailbox(&ctx, NULL);
	return -1;
      }
      if (ctx.magic == M_MBOX || ctx.magic == M_MMDF)
	chflags = CH_FROM | CH_UPDATE_LEN;
      chflags |= (ctx.magic == M_MAILDIR ? CH_NOSTATUS : CH_UPDATE);
      if (_mutt_copy_message (msg->fp, fp, hn, hn->content, 0, chflags) == 0 
	  && mx_commit_message (msg, &ctx) == 0)
	r = 0;
      else
	r = -1;

      mx_close_message (&msg);
      mx_close_mailbox (&ctx, NULL);
      return r;
    }
    else
    {
      /* In recv mode, extract from folder and decode */

      STATE s;

      memset (&s, 0, sizeof (s));
      s.flags |= M_CHARCONV;

      if ((s.fpout = mutt_save_attachment_open (path, flags)) == NULL)
      {
	mutt_perror ("fopen");
	mutt_sleep (2);
	return (-1);
      }
      fseeko ((s.fpin = fp), m->offset, 0);
      mutt_decode_attachment (m, &s);

      if (fclose (s.fpout) != 0)
      {
	mutt_perror ("fclose");
	mutt_sleep (2);
	return (-1);
      }
    }
  }
  else
  {
    /* In send mode, just copy file */

    FILE *ofp, *nfp;

    if ((ofp = fopen (m->filename, "r")) == NULL)
    {
      mutt_perror ("fopen");
      return (-1);
    }
    
    if ((nfp = mutt_save_attachment_open (path, flags)) == NULL)
    {
      mutt_perror ("fopen");
      safe_fclose (&ofp);
      return (-1);
    }

    if (mutt_copy_stream (ofp, nfp) == -1)
    {
      mutt_error _("Write fault!");
      safe_fclose (&ofp);
      safe_fclose (&nfp);
      return (-1);
    }
    safe_fclose (&ofp);
    safe_fclose (&nfp);
  }

  return 0;
}
Example #7
0
/* returns 1 on success, 0 on error */
int mutt_pipe_attachment (FILE *fp, BODY *b, const char *path, char *outfile)
{
  pid_t thepid;
  int out = -1;
  int rv = 0;
  
  if (outfile && *outfile)
    if ((out = safe_open (outfile, O_CREAT | O_EXCL | O_WRONLY)) < 0)
    {
      mutt_perror ("open");
      return 0;
    }

  mutt_endwin (NULL);

  if (fp)
  {
    /* recv case */

    STATE s;

    memset (&s, 0, sizeof (STATE));

    if (outfile && *outfile)
      thepid = mutt_create_filter_fd (path, &s.fpout, NULL, NULL, -1, out, -1);
    else
      thepid = mutt_create_filter (path, &s.fpout, NULL, NULL);

    if (thepid < 0)
    {
      mutt_perror _("Can't create filter");
      goto bail;
    }
    
    s.fpin = fp;
    mutt_decode_attachment (b, &s);
    safe_fclose (&s.fpout);
  }
  else
  {
    /* send case */

    FILE *ifp, *ofp;

    if ((ifp = fopen (b->filename, "r")) == NULL)
    {
      mutt_perror ("fopen");
      if (outfile && *outfile)
      {
	close (out);
	unlink (outfile);
      }
      return 0;
    }

    if (outfile && *outfile)
      thepid = mutt_create_filter_fd (path, &ofp, NULL, NULL, -1, out, -1);
    else
      thepid = mutt_create_filter (path, &ofp, NULL, NULL);

    if (thepid < 0)
    {
      mutt_perror _("Can't create filter");
      safe_fclose (&ifp);
      goto bail;
    }
    
    mutt_copy_stream (ifp, ofp);
    safe_fclose (&ofp);
    safe_fclose (&ifp);
  }

  rv = 1;
  
bail:
  
  if (outfile && *outfile)
    close (out);

  /*
   * check for error exit from child process
   */
  if (mutt_wait_filter (thepid) != 0)
    rv = 0;

  if (rv == 0 || option (OPTWAITKEY))
    mutt_any_key_to_continue (NULL);
  return rv;
}
Example #8
0
int
ci_send_message (int flags,		/* send mode */
		 HEADER *msg,		/* template to use for new message */
		 char *tempfile,	/* file specified by -i or -H */
		 CONTEXT *ctx,		/* current mailbox */
		 HEADER *cur)		/* current message */
{
  char buffer[LONG_STRING];
  char fcc[_POSIX_PATH_MAX] = ""; /* where to copy this message */
  FILE *tempfp = NULL;
  BODY *pbody;
  int i, killfrom = 0;
  int fcc_error = 0;
  int free_clear_content = 0;

  BODY *save_content = NULL;
  BODY *clear_content = NULL;
  char *pgpkeylist = NULL;
  /* save current value of "pgp_sign_as" */
  char *signas = NULL;
  char *tag = NULL, *err = NULL;
  char *ctype;

  int rv = -1;
  
  if (!flags && !msg && quadoption (OPT_RECALL) != M_NO &&
      mutt_num_postponed (1))
  {
    /* If the user is composing a new message, check to see if there
     * are any postponed messages first.
     */
    if ((i = query_quadoption (OPT_RECALL, _("Recall postponed message?"))) == -1)
      return rv;

    if(i == M_YES)
      flags |= SENDPOSTPONED;
  }
  
  
  if ((WithCrypto & APPLICATION_PGP) && (flags & SENDPOSTPONED))
    signas = safe_strdup(PgpSignAs);

  /* Delay expansion of aliases until absolutely necessary--shouldn't
   * be necessary unless we are prompting the user or about to execute a
   * send-hook.
   */

  if (!msg)
  {
    msg = mutt_new_header ();

    if (flags == SENDPOSTPONED)
    {
      if ((flags = mutt_get_postponed (ctx, msg, &cur, fcc, sizeof (fcc))) < 0)
	goto cleanup;
    }

    if (flags & (SENDPOSTPONED|SENDRESEND))
    {
      if ((tempfp = safe_fopen (msg->content->filename, "a+")) == NULL)
      {
	mutt_perror (msg->content->filename);
	goto cleanup;
      }
    }

    if (!msg->env)
      msg->env = mutt_new_envelope ();
  }

  /* Parse and use an eventual list-post header */
  if ((flags & SENDLISTREPLY) 
      && cur && cur->env && cur->env->list_post) 
  {
    /* Use any list-post header as a template */
    url_parse_mailto (msg->env, NULL, cur->env->list_post);
    /* We don't let them set the sender's address. */
    rfc822_free_address (&msg->env->from);
  }
  
  if (! (flags & (SENDKEY | SENDPOSTPONED | SENDRESEND)))
  {
    pbody = mutt_new_body ();
    pbody->next = msg->content; /* don't kill command-line attachments */
    msg->content = pbody;

    if (!(ctype = safe_strdup (ContentType)))
      ctype = safe_strdup ("text/plain");
    mutt_parse_content_type (ctype, msg->content);
    FREE (&ctype);
    msg->content->unlink = 1;
    msg->content->use_disp = 0;
    msg->content->disposition = DISPINLINE;
    
    if (!tempfile)
    {
      mutt_mktemp (buffer, sizeof (buffer));
      tempfp = safe_fopen (buffer, "w+");
      msg->content->filename = safe_strdup (buffer);
    }
    else
    {
      tempfp = safe_fopen (tempfile, "a+");
      msg->content->filename = safe_strdup (tempfile);
    }

    if (!tempfp)
    {
      dprint(1,(debugfile, "newsend_message: can't create tempfile %s (errno=%d)\n", msg->content->filename, errno));
      mutt_perror (msg->content->filename);
      goto cleanup;
    }
  }

  /* this is handled here so that the user can match ~f in send-hook */
  if (cur && option (OPTREVNAME) && !(flags & (SENDPOSTPONED|SENDRESEND)))
  {
    /* we shouldn't have to worry about freeing `msg->env->from' before
     * setting it here since this code will only execute when doing some
     * sort of reply.  the pointer will only be set when using the -H command
     * line option.
     *
     * We shouldn't have to worry about alias expansion here since we are
     * either replying to a real or postponed message, therefore no aliases
     * should exist since the user has not had the opportunity to add
     * addresses to the list.  We just have to ensure the postponed messages
     * have their aliases expanded.
     */

    msg->env->from = set_reverse_name (cur->env);
  }

  if (! (flags & (SENDPOSTPONED|SENDRESEND)))
  {
    if ((flags & (SENDREPLY | SENDFORWARD)) && ctx &&
	envelope_defaults (msg->env, ctx, cur, flags) == -1)
      goto cleanup;

    if (option (OPTHDRS))
      process_user_recips (msg->env);

    /* Expand aliases and remove duplicates/crossrefs */
    mutt_expand_aliases_env (msg->env);
    
    if (flags & SENDREPLY)
      mutt_fix_reply_recipients (msg->env);

    if (! (flags & (SENDMAILX|SENDBATCH)) &&
	! (option (OPTAUTOEDIT) && option (OPTEDITHDRS)) &&
	! ((flags & SENDREPLY) && option (OPTFASTREPLY)))
    {
      if (edit_envelope (msg->env) == -1)
	goto cleanup;
    }

    /* the from address must be set here regardless of whether or not
     * $use_from is set so that the `~P' (from you) operator in send-hook
     * patterns will work.  if $use_from is unset, the from address is killed
     * after send-hooks are evaulated */

    if (!msg->env->from)
    {
      msg->env->from = mutt_default_from ();
      killfrom = 1;
    }

    if ((flags & SENDREPLY) && cur)
    {
      /* change setting based upon message we are replying to */
      mutt_message_hook (ctx, cur, M_REPLYHOOK);

      /*
       * set the replied flag for the message we are generating so that the
       * user can use ~Q in a send-hook to know when reply-hook's are also
       * being used.
       */
      msg->replied = 1;
    }

    /* change settings based upon recipients */
    
    mutt_message_hook (NULL, msg, M_SENDHOOK);

    /*
     * Unset the replied flag from the message we are composing since it is
     * no longer required.  This is done here because the FCC'd copy of
     * this message was erroneously get the 'R'eplied flag when stored in
     * a maildir-style mailbox.
     */
    msg->replied = 0;

    if (! (flags & SENDKEY))
    {
      if (option (OPTTEXTFLOWED) && msg->content->type == TYPETEXT && !ascii_strcasecmp (msg->content->subtype, "plain"))
        mutt_set_parameter ("format", "flowed", &msg->content->parameter);
    }

    /* $use_from and/or $from might have changed in a send-hook */
    if (killfrom)
    {
      rfc822_free_address (&msg->env->from);
      if (option (OPTUSEFROM) && !(flags & (SENDPOSTPONED|SENDRESEND)))
	msg->env->from = mutt_default_from ();
      killfrom = 0;
    }

    if (option (OPTHDRS))
      process_user_header (msg->env);

    if (flags & SENDBATCH)
       mutt_copy_stream (stdin, tempfp);

    if (option (OPTSIGONTOP) && ! (flags & (SENDMAILX|SENDKEY|SENDBATCH))
	&& Editor && mutt_strcmp (Editor, "builtin") != 0)
      append_signature (tempfp);

    /* include replies/forwarded messages, unless we are given a template */
    if (!tempfile && (ctx || !(flags & (SENDREPLY|SENDFORWARD)))
	&& generate_body (tempfp, msg, flags, ctx, cur) == -1)
      goto cleanup;

    if (!option (OPTSIGONTOP) && ! (flags & (SENDMAILX|SENDKEY|SENDBATCH))
	&& Editor && mutt_strcmp (Editor, "builtin") != 0)
      append_signature (tempfp);
  }
  
  /* 
   * This hook is even called for postponed messages, and can, e.g., be
   * used for setting the editor, the sendmail path, or the
   * envelope sender.
   */
  mutt_message_hook (NULL, msg, M_SEND2HOOK);

  /* wait until now to set the real name portion of our return address so
     that $realname can be set in a send-hook */
  if (msg->env->from && !msg->env->from->personal
      && !(flags & (SENDRESEND|SENDPOSTPONED)))
    msg->env->from->personal = safe_strdup (Realname);

  if (!((WithCrypto & APPLICATION_PGP) && (flags & SENDKEY)))
    safe_fclose (&tempfp);

  if (flags & SENDMAILX)
  {
    if (mutt_builtin_editor (msg->content->filename, msg, cur) == -1)
      goto cleanup;
  }
  else if (! (flags & SENDBATCH))
  {
    struct stat st;
    time_t mtime = mutt_decrease_mtime (msg->content->filename, NULL);

    mutt_update_encoding (msg->content);

    /*
     * Select whether or not the user's editor should be called now.  We
     * don't want to do this when:
     * 1) we are sending a key/cert
     * 2) we are forwarding a message and the user doesn't want to edit it.
     *    This is controlled by the quadoption $forward_edit.  However, if
     *    both $edit_headers and $autoedit are set, we want to ignore the
     *    setting of $forward_edit because the user probably needs to add the
     *    recipients.
     */
    if (! (flags & SENDKEY) &&
	((flags & SENDFORWARD) == 0 ||
	 (option (OPTEDITHDRS) && option (OPTAUTOEDIT)) ||
	 query_quadoption (OPT_FORWEDIT, _("Edit forwarded message?")) == M_YES))
    {
      /* If the this isn't a text message, look for a mailcap edit command */
      if (mutt_needs_mailcap (msg->content))
      {
	if (!mutt_edit_attachment (msg->content))
          goto cleanup;
      }
      else if (!Editor || mutt_strcmp ("builtin", Editor) == 0)
	mutt_builtin_editor (msg->content->filename, msg, cur);
      else if (option (OPTEDITHDRS))
      {
	mutt_env_to_local (msg->env);
	mutt_edit_headers (Editor, msg->content->filename, msg, fcc, sizeof (fcc));
	mutt_env_to_idna (msg->env, NULL, NULL);
      }
      else
      {
	mutt_edit_file (Editor, msg->content->filename);
	if (stat (msg->content->filename, &st) == 0)
	{
	  if (mtime != st.st_mtime)
	    fix_end_of_file (msg->content->filename);
	}
	else
	  mutt_perror (msg->content->filename);
      }
      
      /* If using format=flowed, perform space stuffing.  Avoid stuffing when
       * recalling a postponed message where the stuffing was already
       * performed.  If it has already been performed, the format=flowed
       * parameter will be present.
       */
      if (option (OPTTEXTFLOWED) && msg->content->type == TYPETEXT && !ascii_strcasecmp("plain", msg->content->subtype))
      {
	char *p = mutt_get_parameter("format", msg->content->parameter);
	if (ascii_strcasecmp("flowed", NONULL(p)))
	  rfc3676_space_stuff (msg);
      }

      mutt_message_hook (NULL, msg, M_SEND2HOOK);
    }

    if (! (flags & (SENDPOSTPONED | SENDFORWARD | SENDKEY | SENDRESEND)))
    {
      if (stat (msg->content->filename, &st) == 0)
      {
	/* if the file was not modified, bail out now */
	if (mtime == st.st_mtime && !msg->content->next &&
	    query_quadoption (OPT_ABORT, _("Abort unmodified message?")) == M_YES)
	{
	  mutt_message _("Aborted unmodified message.");
	  goto cleanup;
	}
      }
      else
	mutt_perror (msg->content->filename);
    }
  }

  /* 
   * Set the message security unless:
   * 1) crypto support is not enabled (WithCrypto==0)
   * 2) pgp: header field was present during message editing with $edit_headers (msg->security != 0)
   * 3) we are resending a message
   * 4) we are recalling a postponed message (don't override the user's saved settings)
   * 5) we are in mailx mode
   * 6) we are in batch mode
   *
   * This is done after allowing the user to edit the message so that security
   * settings can be configured with send2-hook and $edit_headers.
   */
  if (WithCrypto && (msg->security == 0) && !(flags & (SENDBATCH | SENDMAILX | SENDPOSTPONED | SENDRESEND)))
  {
    if (option (OPTCRYPTAUTOSIGN))
      msg->security |= SIGN;
    if (option (OPTCRYPTAUTOENCRYPT))
      msg->security |= ENCRYPT;
    if (option (OPTCRYPTREPLYENCRYPT) && cur && (cur->security & ENCRYPT))
      msg->security |= ENCRYPT;
    if (option (OPTCRYPTREPLYSIGN) && cur && (cur->security & SIGN))
      msg->security |= SIGN;
    if (option (OPTCRYPTREPLYSIGNENCRYPTED) && cur && (cur->security & ENCRYPT))
      msg->security |= SIGN;
    if (WithCrypto & APPLICATION_PGP && (msg->security & (ENCRYPT | SIGN)))
    {
      if (option (OPTPGPAUTOINLINE))
	msg->security |= INLINE;
      if (option (OPTPGPREPLYINLINE) && cur && (cur->security & INLINE))
	msg->security |= INLINE;
    }

    if (msg->security)
    {
      /* 
       * When replying / forwarding, use the original message's
       * crypto system.  According to the documentation,
       * smime_is_default should be disregarded here.
       * 
       * Problem: At least with forwarding, this doesn't really
       * make much sense. Should we have an option to completely
       * disable individual mechanisms at run-time?
       */
      if (cur)
      {
	if ((WithCrypto & APPLICATION_PGP) && option (OPTCRYPTAUTOPGP) 
	    && (cur->security & APPLICATION_PGP))
	  msg->security |= APPLICATION_PGP;
	else if ((WithCrypto & APPLICATION_SMIME) && option (OPTCRYPTAUTOSMIME)
	    && (cur->security & APPLICATION_SMIME))
	  msg->security |= APPLICATION_SMIME;
      }

      /*
       * No crypto mechanism selected? Use availability + smime_is_default
       * for the decision. 
       */
      if (!(msg->security & (APPLICATION_SMIME | APPLICATION_PGP)))
      {
	if ((WithCrypto & APPLICATION_SMIME) && option (OPTCRYPTAUTOSMIME) 
	    && option (OPTSMIMEISDEFAULT))
	  msg->security |= APPLICATION_SMIME;
	else if ((WithCrypto & APPLICATION_PGP) && option (OPTCRYPTAUTOPGP))
	  msg->security |= APPLICATION_PGP;
	else if ((WithCrypto & APPLICATION_SMIME) && option (OPTCRYPTAUTOSMIME))
	  msg->security |= APPLICATION_SMIME;
      }
    }

    /* No permissible mechanisms found.  Don't sign or encrypt. */
    if (!(msg->security & (APPLICATION_SMIME|APPLICATION_PGP)))
      msg->security = 0;
  }

  /* specify a default fcc.  if we are in batchmode, only save a copy of
   * the message if the value of $copy is yes or ask-yes */

  if (!fcc[0] && !(flags & (SENDPOSTPONED)) && (!(flags & SENDBATCH) || (quadoption (OPT_COPY) & 0x1)))
  {
    /* set the default FCC */
    if (!msg->env->from)
    {
      msg->env->from = mutt_default_from ();
      killfrom = 1; /* no need to check $use_from because if the user specified
		       a from address it would have already been set by now */
    }
    mutt_select_fcc (fcc, sizeof (fcc), msg);
    if (killfrom)
    {
      rfc822_free_address (&msg->env->from);
      killfrom = 0;
    }
  }

  
  mutt_update_encoding (msg->content);

  if (! (flags & (SENDMAILX | SENDBATCH)))
  {
main_loop:

    fcc_error = 0; /* reset value since we may have failed before */
    mutt_pretty_mailbox (fcc, sizeof (fcc));
    i = mutt_compose_menu (msg, fcc, sizeof (fcc), cur);
    if (i == -1)
    {
      /* abort */
      mutt_message _("Mail not sent.");
      goto cleanup;
    }
    else if (i == 1)
    {
      /* postpone the message until later. */
      if (msg->content->next)
	msg->content = mutt_make_multipart (msg->content);

      /*
       * make sure the message is written to the right part of a maildir 
       * postponed folder.
       */
      msg->read = 0; msg->old = 0;

      encode_descriptions (msg->content, 1);
      mutt_prepare_envelope (msg->env, 0);
      mutt_env_to_idna (msg->env, NULL, NULL);	/* Handle bad IDNAs the next time. */

      if (!Postponed || mutt_write_fcc (NONULL (Postponed), msg, (cur && (flags & SENDREPLY)) ? cur->env->message_id : NULL, 1, fcc) < 0)
      {
	msg->content = mutt_remove_multipart (msg->content);
	decode_descriptions (msg->content);
	mutt_unprepare_envelope (msg->env);
	goto main_loop;
      }
      mutt_update_num_postponed ();
      mutt_message _("Message postponed.");
      goto cleanup;
    }
  }

  if (!has_recips (msg->env->to) && !has_recips (msg->env->cc) &&
      !has_recips (msg->env->bcc))
  {
    if (! (flags & SENDBATCH))
    {
      mutt_error _("No recipients are specified!");
      goto main_loop;
    }
    else
    {
      puts _("No recipients were specified.");
      goto cleanup;
    }
  }

  if (mutt_env_to_idna (msg->env, &tag, &err))
  {
    mutt_error (_("Bad IDN in \"%s\": '%s'"), tag, err);
    FREE (&err);
    if (!(flags & SENDBATCH))
      goto main_loop;
    else 
      goto cleanup;
  }
  
  if (!msg->env->subject && ! (flags & SENDBATCH) &&
      (i = query_quadoption (OPT_SUBJECT, _("No subject, abort sending?"))) != M_NO)
  {
    /* if the abort is automatic, print an error message */
    if (quadoption (OPT_SUBJECT) == M_YES)
      mutt_error _("No subject specified.");
    goto main_loop;
  }

  if (msg->content->next)
    msg->content = mutt_make_multipart (msg->content);

  /* 
   * Ok, we need to do it this way instead of handling all fcc stuff in
   * one place in order to avoid going to main_loop with encoded "env"
   * in case of error.  Ugh.
   */

  encode_descriptions (msg->content, 1);
  
  /*
   * Make sure that clear_content and free_clear_content are
   * properly initialized -- we may visit this particular place in
   * the code multiple times, including after a failed call to
   * mutt_protect().
   */
  
  clear_content = NULL;
  free_clear_content = 0;
  
  if (WithCrypto)
  {
    if (msg->security)  
    {
      /* save the decrypted attachments */
      clear_content = msg->content;
  
      if ((crypt_get_keys (msg, &pgpkeylist) == -1) ||
          mutt_protect (msg, pgpkeylist) == -1)
      {
        msg->content = mutt_remove_multipart (msg->content);
        
	FREE (&pgpkeylist);
        
        decode_descriptions (msg->content);
        goto main_loop;
      }
      encode_descriptions (msg->content, 0);
    }
  
    /* 
     * at this point, msg->content is one of the following three things:
     * - multipart/signed.  In this case, clear_content is a child.
     * - multipart/encrypted.  In this case, clear_content exists
     *   independently
     * - application/pgp.  In this case, clear_content exists independently.
     * - something else.  In this case, it's the same as clear_content.
     */
  
    /* This is ugly -- lack of "reporting back" from mutt_protect(). */
    
    if (clear_content && (msg->content != clear_content)
        && (msg->content->parts != clear_content))
      free_clear_content = 1;
  }

  if (!option (OPTNOCURSES) && !(flags & SENDMAILX))
    mutt_message _("Sending message...");

  mutt_prepare_envelope (msg->env, 1);

  /* save a copy of the message, if necessary. */

  mutt_expand_path (fcc, sizeof (fcc));

  
  /* Don't save a copy when we are in batch-mode, and the FCC
   * folder is on an IMAP server: This would involve possibly lots
   * of user interaction, which is not available in batch mode. 
   * 
   * Note: A patch to fix the problems with the use of IMAP servers
   * from non-curses mode is available from Brendan Cully.  However, 
   * I'd like to think a bit more about this before including it.
   */

#ifdef USE_IMAP
  if ((flags & SENDBATCH) && fcc[0] && mx_is_imap (fcc))
    fcc[0] = '\0';
#endif

  if (*fcc && mutt_strcmp ("/dev/null", fcc) != 0)
  {
    BODY *tmpbody = msg->content;
    BODY *save_sig = NULL;
    BODY *save_parts = NULL;

    if (WithCrypto && msg->security && option (OPTFCCCLEAR))
      msg->content = clear_content;

    /* check to see if the user wants copies of all attachments */
    if (query_quadoption (OPT_FCCATTACH, _("Save attachments in Fcc?")) != M_YES &&
	msg->content->type == TYPEMULTIPART)
    {
      if (WithCrypto
          && (mutt_strcmp (msg->content->subtype, "encrypted") == 0 ||
              mutt_strcmp (msg->content->subtype, "signed") == 0))
      {
	if (clear_content->type == TYPEMULTIPART)
	{
	  if(!(msg->security & ENCRYPT) && (msg->security & SIGN))
	  {
	    /* save initial signature and attachments */
	    save_sig = msg->content->parts->next;
	    save_parts = clear_content->parts->next;
	  }

	  /* this means writing only the main part */
	  msg->content = clear_content->parts;

	  if (mutt_protect (msg, pgpkeylist) == -1)
	  {
	    /* we can't do much about it at this point, so
	     * fallback to saving the whole thing to fcc
	     */
	    msg->content = tmpbody;
	    save_sig = NULL;
	    goto full_fcc;
	  }

	  save_content = msg->content;
	}
      }
      else
	msg->content = msg->content->parts;
    }

full_fcc:
    if (msg->content)
    {
      /* update received time so that when storing to a mbox-style folder
       * the From_ line contains the current time instead of when the
       * message was first postponed.
       */
      msg->received = time (NULL);
      if (mutt_write_fcc (fcc, msg, NULL, 0, NULL) == -1)
      {
	/*
	 * Error writing FCC, we should abort sending.
	 */
	fcc_error = 1;
      }
    }

    msg->content = tmpbody;

    if (WithCrypto && save_sig)
    {
      /* cleanup the second signature structures */
      if (save_content->parts)
      {
	mutt_free_body (&save_content->parts->next);
	save_content->parts = NULL;
      }
      mutt_free_body (&save_content);

      /* restore old signature and attachments */
      msg->content->parts->next = save_sig;
      msg->content->parts->parts->next = save_parts;
    }
    else if (WithCrypto && save_content)
    {
      /* destroy the new encrypted body. */
      mutt_free_body (&save_content);
    }

  }


  /*
   * Don't attempt to send the message if the FCC failed.  Just pretend
   * the send failed as well so we give the user a chance to fix the
   * error.
   */
  if (fcc_error || (i = send_message (msg)) < 0)
  {
    if (!(flags & SENDBATCH))
    {
      if (!WithCrypto)
        ;
      else if ((msg->security & ENCRYPT) || 
               ((msg->security & SIGN)
                && msg->content->type == TYPEAPPLICATION))
      {
	mutt_free_body (&msg->content); /* destroy PGP data */
	msg->content = clear_content;	/* restore clear text. */
      }
      else if ((msg->security & SIGN) && msg->content->type == TYPEMULTIPART)
      {
	mutt_free_body (&msg->content->parts->next);	     /* destroy sig */
	msg->content = mutt_remove_multipart (msg->content); 
      }

      msg->content = mutt_remove_multipart (msg->content);
      decode_descriptions (msg->content);
      mutt_unprepare_envelope (msg->env);
      goto main_loop;
    }
    else
    {
      puts _("Could not send the message.");
      goto cleanup;
    }
  }
  else if (!option (OPTNOCURSES) && ! (flags & SENDMAILX))
    mutt_message (i == 0 ? _("Mail sent.") : _("Sending in background."));

  if (WithCrypto && (msg->security & ENCRYPT))
    FREE (&pgpkeylist);
  
  if (WithCrypto && free_clear_content)
    mutt_free_body (&clear_content);

  /* set 'replied' flag only if the user didn't change/remove
     In-Reply-To: and References: headers during edit */
  if (flags & SENDREPLY)
  {
    if (cur && ctx)
      mutt_set_flag (ctx, cur, M_REPLIED, is_reply (cur, msg));
    else if (!(flags & SENDPOSTPONED) && ctx && ctx->tagged)
    {
      for (i = 0; i < ctx->vcount; i++)
	if (ctx->hdrs[ctx->v2r[i]]->tagged)
	  mutt_set_flag (ctx, ctx->hdrs[ctx->v2r[i]], M_REPLIED,
			 is_reply (ctx->hdrs[ctx->v2r[i]], msg));
    }
  }


  rv = 0;
  
cleanup:

  if ((WithCrypto & APPLICATION_PGP) && (flags & SENDPOSTPONED))
  {
    if(signas)
    {
      FREE (&PgpSignAs);
      PgpSignAs = signas;
    }
  }
   
  safe_fclose (&tempfp);
  mutt_free_header (&msg);
  
  return rv;
}
void mutt_edit_headers (const char *editor,
			const char *body,
			HEADER *msg,
			char *fcc,
			size_t fcclen)
{
  char path[_POSIX_PATH_MAX];	/* tempfile used to edit headers + body */
  char buffer[LONG_STRING];
  char *p;
  FILE *ifp, *ofp;
  int i, keep;
  int in_reply_to = 0;	/* did we see the in-reply-to field ? */
  ENVELOPE *n;
  time_t mtime;
  struct stat st;
  LIST *cur, *last = NULL, *tmp;

  mutt_mktemp (path);
  if ((ofp = safe_fopen (path, "w")) == NULL)
  {
    mutt_perror (path);
    return;
  }

  mutt_write_rfc822_header (ofp, msg->env, NULL, 1, 0);
  fputc ('\n', ofp);	/* tie off the header. */

  /* now copy the body of the message. */
  if ((ifp = fopen (body, "r")) == NULL)
  {
    mutt_perror (body);
    return;
  }

  mutt_copy_stream (ifp, ofp);

  fclose (ifp);
  fclose (ofp);

  if (stat (path, &st) == -1)
  {
    mutt_perror (path);
    return;
  }

  mtime = st.st_mtime;
  mutt_edit_file (editor, path);
  stat (path, &st);
  if (mtime == st.st_mtime)
  {
    dprint (1, (debugfile, "ci_edit_headers(): temp file was not modified.\n"));
    /* the file has not changed! */
    mutt_unlink (path);
    return;
  }

  mutt_unlink (body);
  mutt_free_list (&msg->env->userhdrs);

  /* Read the temp file back in */
  if ((ifp = fopen (path, "r")) == NULL)
  {
    mutt_perror (path);
    return;
  }
  
  if ((ofp = safe_fopen (body, "w")) == NULL)
  {
    /* intentionally leak a possible temporary file here */
    fclose (ifp);
    mutt_perror (body);
    return;
  }
  
  n = mutt_read_rfc822_header (ifp, NULL, 1, 0);
  while ((i = fread (buffer, 1, sizeof (buffer), ifp)) > 0)
    fwrite (buffer, 1, i, ofp);
  fclose (ofp);
  fclose (ifp);
  mutt_unlink (path);

  /* restore old info. */
  n->references = msg->env->references;
  msg->env->references = NULL;
  mutt_free_envelope (&msg->env);
  msg->env = n;

  mutt_expand_aliases_env (msg->env);
  
  /* search through the user defined headers added to see if either a 
   * fcc: or attach-file: field was specified.  
   */

  cur = msg->env->userhdrs;
  while (cur)
  {
    keep = 1;

    /* keep track of whether or not we see the in-reply-to field.  if we did
     * not, remove the references: field later so that we can generate a new
     * message based upon this one.
     */
    if (mutt_strncasecmp ("in-reply-to. good thing you replied:", cur->data, 12) == 0)
      in_reply_to = 1;
    else if (fcc && mutt_strncasecmp ("fcc:", cur->data, 4) == 0)
    {
      p = cur->data + 4;
      SKIPWS (p);
      if (*p)
      {
	strfcpy (fcc, p, fcclen);
	mutt_pretty_mailbox (fcc);
      }
      keep = 0;
    }
    else if (mutt_strncasecmp ("attach file:", cur->data, 7) == 0)
    {
      BODY *body;
      BODY *parts;
      char *q;

      p = cur->data + 7;
      SKIPWS (p);
      if (*p)
      {
	if ((q = strpbrk (p, " \t")))
	{
	  mutt_substrcpy (path, p, q, sizeof (path));
	  SKIPWS (q);
	}
	else
	  strfcpy (path, p, sizeof (path));
	mutt_expand_path (path, sizeof (path));
	if ((body = mutt_make_file_attach (path)))
	{
	  body->description = safe_strdup (q);
	  for (parts = msg->content; parts->next; parts = parts->next) ;
	  parts->next = body;
	}
	else
	{
	  mutt_pretty_mailbox (path);
	  mutt_error (_("%s: unable to attach file. try again"), path);
	}
      }
      keep = 0;
    }



#ifdef HAVE_PGP
    else if (mutt_strncasecmp ("pgp:", cur->data, 4) == 0)
    {
      msg->pgp = mutt_parse_pgp_hdr (cur->data + 4, 0);
      keep = 0;
    }
#endif


    if (keep)
    {
      last = cur;
      cur = cur->next;
    }
    else
    {
      if (last)
	last->next = cur->next;
      else
	msg->env->userhdrs = cur->next;
      tmp = cur;
      cur = cur->next;
      tmp->next = NULL;
      mutt_free_list (&tmp);
    }
  }

  if (!in_reply_to)
    mutt_free_list (&msg->env->references);
}
Example #10
0
/* return values:
 *	0	success
 *	-1	failure
 */
int mbox_sync_mailbox(CONTEXT *ctx, int *index_hint)
{
    char tempfile[_POSIX_PATH_MAX];
    char buf[32];
    int i, j, save_sort = SORT_ORDER;
    int rc = -1;
    int need_sort = 0; /* flag to resort mailbox if new mail arrives */
    int first = -1;    /* first message to be written */
    LOFF_T offset;     /* location in mailbox to write changed messages */
    struct stat statbuf;
    struct m_update_t *newOffset = NULL;
    struct m_update_t *oldOffset = NULL;
    FILE *fp = NULL;
    progress_t progress;
    char msgbuf[STRING];

    /* sort message by their position in the mailbox on disk */
    if (Sort != SORT_ORDER) {
        save_sort = Sort;
        Sort = SORT_ORDER;
        mutt_sort_headers(ctx, 0);
        Sort = save_sort;
        need_sort = 1;
    }

    /* need to open the file for writing in such a way that it does not truncate
     * the file, so use read-write mode.
     */
    if ((ctx->fp = freopen(ctx->path, "r+", ctx->fp)) == NULL) {
        mx_fastclose_mailbox(ctx);
        mutt_error _("Fatal error!  Could not reopen mailbox!");
        return -1;
    }

    mutt_block_signals();

    if (mbox_lock_mailbox(ctx, 1, 1) == -1) {
        mutt_unblock_signals();
        mutt_error _("Unable to lock mailbox!");
        goto bail;
    }

    /* Check to make sure that the file hasn't changed on disk */
    if (((i = mbox_check_mailbox(ctx, index_hint)) == M_NEW_MAIL)
        || (i == M_REOPENED)) {
        /* new mail arrived, or mailbox reopened */
        need_sort = i;
        rc = i;
        goto bail;
    } else if (i < 0)
        /* fatal error */
        return -1;

    /* Create a temporary file to write the new version of the mailbox in. */
    mutt_mktemp(tempfile, sizeof(tempfile));

    if (((i = open(tempfile, O_WRONLY | O_EXCL | O_CREAT, 0600)) == -1)
        || ((fp = fdopen(i, "w")) == NULL)) {
        if (-1 != i) {
            close(i);
            unlink(tempfile);
        }
        mutt_error _("Could not create temporary file!");
        mutt_sleep(5);
        goto bail;
    }

    /* find the first deleted/changed message.  we save a lot of time by only
     * rewriting the mailbox from the point where it has actually changed.
     */
    for (i = 0; i < ctx->msgcount
         && !ctx->hdrs[i]->deleted
         && !ctx->hdrs[i]->changed
         && !ctx->hdrs[i]->attach_del; i++)
        ;

    if (i == ctx->msgcount) {
        /* this means ctx->changed or ctx->deleted was set, but no
         * messages were found to be changed or deleted.  This should
         * never happen, is we presume it is a bug in mutt.
         */
        mutt_error _(
            "sync: mbox modified, but no modified messages! (report this bug)");
        mutt_sleep(5); /* the mutt_error /will/ get cleared! */
        dprint(1, "mbox_sync_mailbox(): no modified messages.\n");
        unlink(tempfile);
        goto bail;
    }

    /* save the index of the first changed/deleted message */
    first = i;

    /* where to start overwriting */
    offset = ctx->hdrs[i]->offset;

    /* the offset stored in the header does not include the MMDF_SEP, so make
     * sure we seek to the correct location
     */
    if (ctx->magic == M_MMDF)
        offset -= (sizeof MMDF_SEP - 1);

    /* allocate space for the new offsets */
    newOffset = (__typeof__(newOffset)) safe_calloc(ctx->msgcount - first, sizeof(struct m_update_t));
    oldOffset = (__typeof__(oldOffset)) safe_calloc(ctx->msgcount - first, sizeof(struct m_update_t));

    if (!ctx->quiet) {
        snprintf(msgbuf, sizeof(msgbuf), _("Writing %s..."), ctx->path);
        mutt_progress_init(&progress,
                           msgbuf,
                           M_PROGRESS_MSG,
                           WriteInc,
                           ctx->msgcount);
    }

    for (i = first, j = 0; i < ctx->msgcount; i++) {
        if (!ctx->quiet)
            mutt_progress_update(&progress, i,
                                 (int)(ftello(ctx->fp) /
                                       (ctx->size / 100 + 1)));

        /*
         * back up some information which is needed to restore offsets when
         * something fails.
         */

        oldOffset[i - first].valid  = 1;
        oldOffset[i - first].hdr    = ctx->hdrs[i]->offset;
        oldOffset[i - first].body   = ctx->hdrs[i]->content->offset;
        oldOffset[i - first].lines  = ctx->hdrs[i]->lines;
        oldOffset[i - first].length = ctx->hdrs[i]->content->length;

        if (!ctx->hdrs[i]->deleted) {
            j++;

            if (ctx->magic == M_MMDF) {
                if (fputs(MMDF_SEP, fp) == EOF) {
                    mutt_perror(tempfile);
                    mutt_sleep(5);
                    unlink(tempfile);
                    goto bail;
                }
            }

            /* save the new offset for this message.  we add `offset' because
               the
             * temporary file only contains saved message which are located
             *after
             * `offset' in the real mailbox
             */
            newOffset[i - first].hdr = ftello(fp) + offset;

            if (mutt_copy_message(fp, ctx, ctx->hdrs[i], M_CM_UPDATE,
                                  CH_FROM | CH_UPDATE | CH_UPDATE_LEN) != 0) {
                mutt_perror(tempfile);
                mutt_sleep(5);
                unlink(tempfile);
                goto bail;
            }

            /* Since messages could have been deleted, the offsets stored in
               memory
             * will be wrong, so update what we can, which is the offset of this
             * message, and the offset of the body.  If this is a multipart
             *message,
             * we just flush the in memory cache so that the message will be
             *reparsed
             * if the user accesses it later.
             */
            newOffset[i - first].body = ftello(fp) -
                                        ctx->hdrs[i]->content->length + offset;
            mutt_free_body(&ctx->hdrs[i]->content->parts);

            switch (ctx->magic) {
            case M_MMDF:

                if (fputs(MMDF_SEP, fp) == EOF) {
                    mutt_perror(tempfile);
                    mutt_sleep(5);
                    unlink(tempfile);
                    goto bail;
                }
                break;

            default:

                if (fputs("\n", fp) == EOF) {
                    mutt_perror(tempfile);
                    mutt_sleep(5);
                    unlink(tempfile);
                    goto bail;
                }
            }
        }
    }

    if (fclose(fp) != 0) {
        fp = NULL;
        dprint(1, "mbox_sync_mailbox: safe_fclose (&) returned non-zero.\n");
        unlink(tempfile);
        mutt_perror(tempfile);
        mutt_sleep(5);
        goto bail;
    }
    fp = NULL;

    /* Save the state of this folder. */
    if (stat(ctx->path, &statbuf) == -1) {
        mutt_perror(ctx->path);
        mutt_sleep(5);
        unlink(tempfile);
        goto bail;
    }

    if ((fp = fopen(tempfile, "r")) == NULL) {
        mutt_unblock_signals();
        mx_fastclose_mailbox(ctx);
        dprint(1, "mbox_sync_mailbox: unable to reopen temp copy of mailbox!\n");
        mutt_perror(tempfile);
        mutt_sleep(5);
        return -1;
    }

    if ((fseeko(ctx->fp, offset, SEEK_SET) != 0) /* seek the append location */
        ||/* do a sanity check to make sure the mailbox looks ok */
        (fgets(buf, sizeof(buf), ctx->fp) == NULL)
        || ((ctx->magic == M_MBOX)
            && (mutt_strncmp("From ", buf, 5) != 0))
        || ((ctx->magic == M_MMDF)
            && (mutt_strcmp(MMDF_SEP, buf) != 0))) {
        dprint(1, "mbox_sync_mailbox: message not in expected position.");
        dprint(1, "\tLINE: %s\n", buf);
        i = -1;
    } else {
        if (fseeko(ctx->fp, offset, SEEK_SET) != 0) { /* return to proper offset
                                                         */
            i = -1;
            dprint(1, "mbox_sync_mailbox: fseek() failed\n");
        } else {
            /* copy the temp mailbox back into place starting at the first
             * change/deleted message
             */
            if (!ctx->quiet)
                mutt_message _("Committing changes...");
            i = mutt_copy_stream(fp, ctx->fp);

            if (ferror(ctx->fp))
                i = -1;
        }

        if (i == 0) {
            ctx->size = ftello(ctx->fp); /* update the size of the mailbox */
            ftruncate(fileno(ctx->fp), ctx->size);
        }
    }

    safe_fclose(&fp);
    fp = NULL;
    mbox_unlock_mailbox(ctx);

    if ((fclose(ctx->fp) != 0)
        || (i == -1)) {
        /* error occurred while writing the mailbox back, so keep the temp copy
         * around
         */

        char savefile[_POSIX_PATH_MAX];

        snprintf(savefile, sizeof(savefile), "%s/mutt.%s-%s-%u",
                 NONULL(Tempdir), NONULL(Username), NONULL(Hostname),
                 (unsigned int)getpid());
        rename(tempfile, savefile);
        mutt_unblock_signals();
        mx_fastclose_mailbox(ctx);
        mutt_pretty_mailbox(savefile, sizeof(savefile));
        mutt_error(_("Write failed!  Saved partial mailbox to %s"), savefile);
        mutt_sleep(5);
        return -1;
    }

    /* Restore the previous access/modification times */
    mbox_reset_atime(ctx, &statbuf);

    /* reopen the mailbox in read-only mode */
    if ((ctx->fp = fopen(ctx->path, "r")) == NULL) {
        unlink(tempfile);
        mutt_unblock_signals();
        mx_fastclose_mailbox(ctx);
        mutt_error _("Fatal error!  Could not reopen mailbox!");
        return -1;
    }

    /* update the offsets of the rewritten messages */
    for (i = first, j = first; i < ctx->msgcount; i++) {
        if (!ctx->hdrs[i]->deleted) {
            ctx->hdrs[i]->offset = newOffset[i - first].hdr;
            ctx->hdrs[i]->content->hdr_offset = newOffset[i - first].hdr;
            ctx->hdrs[i]->content->offset = newOffset[i - first].body;
            ctx->hdrs[i]->index = j++;
        }
    }
    safe_free(&newOffset);
    safe_free(&oldOffset);
    unlink(tempfile); /* remove partial copy of the mailbox */
    mutt_unblock_signals();

    return 0;         /* signal success */

    bail:             /* Come here in case of disaster */

    safe_fclose(&fp);

    /* restore offsets, as far as they are valid */
    if ((first >= 0)
        && oldOffset) {
        for (i = first; i < ctx->msgcount
             && oldOffset[i - first].valid; i++) {
            ctx->hdrs[i]->offset = oldOffset[i - first].hdr;
            ctx->hdrs[i]->content->hdr_offset = oldOffset[i - first].hdr;
            ctx->hdrs[i]->content->offset = oldOffset[i - first].body;
            ctx->hdrs[i]->lines = oldOffset[i - first].lines;
            ctx->hdrs[i]->content->length = oldOffset[i - first].length;
        }
    }

    /* this is ok to call even if we haven't locked anything */
    mbox_unlock_mailbox(ctx);

    mutt_unblock_signals();
    safe_free(&newOffset);
    safe_free(&oldOffset);

    if ((ctx->fp = freopen(ctx->path, "r", ctx->fp)) == NULL) {
        mutt_error _("Could not reopen mailbox!");
        mx_fastclose_mailbox(ctx);
        return -1;
    }

    if (need_sort)
        /* if the mailbox was reopened, the thread tree will be invalid so make
         * sure to start threading from scratch.  */
        mutt_sort_headers(ctx, (need_sort == M_REOPENED));

    return rc;
}
Example #11
0
File: main.c Project: 0xAX/muttx
int main(int argc, char **argv)
{
	char folder[_POSIX_PATH_MAX] = "";
	int flags = 0;

	/* set default locale */
	setlocale(LC_ALL, "");
	/* initialization of main output routines with default values */
	mutt_error = mutt_message = mutt_nocurses_error;

	/* parse command line options */
        parse_argv(argc, argv);

        if (arg_version == 1)
        {
                show_version();
		exit(RETURN_SUCCESS);
        } else if (arg_version == 2)
        {
                show_version_verbose();
                exit(RETURN_SUCCESS);
        }

        if (arg_execute)
        {
                init(commands);
                is_mutt_init = true;
        }

        if (arg_expand_alias)
        {
                struct list_t *alias;

                if (!is_mutt_init)
                        init(commands);

                for(alias = aliases; alias; alias = alias->next)
                {
                        struct address *a = mutt_lookup_alias(alias->data);

                        if (a)
                        {
                                printf("alias->data %s\n", alias->data);
                                mutt_write_address_list(a, stdout, 0, 0);
                        }
                }
                exit(RETURN_SUCCESS);
        }

        if (arg_query_conf)
        {
                if (!is_mutt_init)
                        init(commands);

                if (queries)
                        return mutt_query_variables(queries);

                exit(RETURN_SUCCESS);
        }

        if (arg_emulate_mailx) {
                sendflags |= SENDMAILX;
        }

        if (arg_mailbox)
                strfcpy(folder, arg_mailbox, sizeof(folder));

        if (arg_mailbox_type)
                mx_set_magic(arg_mailbox_type);

        if (arg_resume_postponed)
                sendflags |= SENDPOSTPONED;

        /* no-curses for non-terminal session */
	if (!isatty(STDIN_FILENO))
	{
		set_bit(options, OPTNOCURSES);
		sendflags = SENDBATCH;
	}
	else
	{
		/*
		 * This must come before mutt_init() because curses needs to be started
		 * before calling the init_pair() function to set the color scheme.
		 */
		start_curses();
		/* check whether terminal status is supported */
		term_status = mutt_ts_capability();
	}

	/* Initialize crypto backends. */
	crypt_init();

	if (!is_mutt_init)
		init(commands);

	if (!bit_val(options, OPTNOCURSES))
	{
		SETCOLOR(MT_COLOR_NORMAL);
		clear();
		mutt_error = mutt_curses_error;
		mutt_message = mutt_curses_message;
	}

	/* Create the Maildir directory if it doesn't exist */
	if (!bit_val(options, OPTNOCURSES) && Maildir)
	{
		struct stat sb;
		char fpath[_POSIX_PATH_MAX];
		char msg[STRING];

		strfcpy(fpath, Maildir, sizeof(fpath));
		mutt_expand_path(fpath, sizeof(fpath));
#if USE_IMAP
		/* we're not connected yet - skip mail folder creation */
		if (!mx_is_imap(fpath))
#endif
			if (stat(fpath, &sb) == -1 && errno == ENOENT)
			{
				snprintf(msg, sizeof(msg), ("%s does not exist. Create it?"), Maildir);
				if (mutt_yesorno(msg, M_YES) == M_YES)
					if (mkdir(fpath, 0700) == -1 && errno != EEXIST)
						mutt_error( ("Can't create %s: %s."), Maildir, strerror(errno));
			}
	}

	if (sendflags & SENDPOSTPONED)
	{
		if (!bit_val(options, OPTNOCURSES))
			mutt_flushinp();
		ci_send_message(SENDPOSTPONED, NULL, NULL, NULL, NULL);
		mutt_endwin(NULL);
	}
	else if (arg_subject || msg || sendflags || arg_include || attach)
	{
		FILE *fin = NULL;
		char buf[LONG_STRING];
		char *tempfile = NULL, *infile = NULL;
		char *bodytext = NULL;
		int rv = 0;

		if (!bit_val(options, OPTNOCURSES))
			mutt_flushinp();

		if (!msg)
			msg = mutt_new_header();
		if (!msg->env)
			msg->env = mutt_new_envelope();

		for(; addr_to; addr_to = addr_to->next)
		{
			if (url_check_scheme(addr_to->data) == U_MAILTO)
			{
				if (url_parse_mailto(msg->env, &bodytext, addr_to->data) < 0)
				{
					if (!bit_val(options, OPTNOCURSES))
						mutt_endwin(NULL);
					fputs(("Failed to parse mailto: link\n"), stderr);
					exit(RETURN_WRONG_ADDR);
				}
			}
			else
				msg->env->to = rfc822_parse_adrlist(msg->env->to, addr_to->data);
		}

		if (bit_val(options, OPTAUTOEDIT) && !msg->env->to && !msg->env->cc)
		{
			if (!bit_val(options, OPTNOCURSES))
				mutt_endwin(NULL);
			fputs(("No recipients specified.\n"), stderr);
			exit(RETURN_ERR_ARG);
		}

		if (arg_subject)
			msg->env->subject = safe_strdup(arg_subject);

                if (arg_include)
                        infile = arg_include;

		if (infile || bodytext)
		{
			if (infile)
			{
				if (mutt_strcmp("-", infile) == 0)
					fin = stdin;
				else
				{
					char path[_POSIX_PATH_MAX];

					strfcpy(path, infile, sizeof(path));
					mutt_expand_path(path, sizeof(path));
					if ((fin = fopen(path, "r")) == NULL)
					{
						if (!bit_val(options, OPTNOCURSES))
							mutt_endwin(NULL);
						perror(path);
						exit(RETURN_ERR_ARG);
					}
				}
			}

			mutt_mktemp(buf, sizeof(buf));
			tempfile = safe_strdup(buf);

			/* TODO: is the following if still needed? */
			if (tempfile)
			{
				FILE *fout;

				if ((fout = safe_fopen(tempfile, "w")) == NULL)
				{
					if (!bit_val(options, OPTNOCURSES))
						mutt_endwin(NULL);
					perror(tempfile);
					safe_fclose(&fin);
					safe_free(&tempfile);
					exit(RETURN_ERR_ARG);
				}
				if (fin)
					mutt_copy_stream(fin, fout);
				else if (bodytext)
					fputs(bodytext, fout);
				safe_fclose(&fout);
			}

			if (fin && fin != stdin)
				safe_fclose(&fin);
		}

		safe_free(&bodytext);

		if (attach)
		{
			struct list_t *t = attach;
			struct body *a = NULL;

			while(t)
			{
				if (a)
				{
					a->next = mutt_make_file_attach(t->data);
					a = a->next;
				}
				else
					msg->content = a = mutt_make_file_attach(t->data);
				if (!a)
				{
					if (!bit_val(options, OPTNOCURSES))
						mutt_endwin(NULL);
					fprintf(stderr, ("%s: unable to attach file.\n"), t->data);
					mutt_free_list(&attach);
					exit(RETURN_ERR_ARG);
				}
				t = t->next;
			}
			mutt_free_list(&attach);
		}

		rv = ci_send_message(sendflags, msg, tempfile, NULL, NULL);

		if (!bit_val(options, OPTNOCURSES))
			mutt_endwin(NULL);

		if (rv)
			exit(RETURN_ERR_ARG);
	}
	else
	{

		if (!folder[0])
			strfcpy(folder, NONULL(Spoolfile), sizeof(folder));
		mutt_expand_path(folder, sizeof(folder));

		mutt_str_replace(&CurrentFolder, folder);
		mutt_str_replace(&LastFolder, folder);
		mutt_folder_hook(folder);

		if ((Context = mx_open_mailbox(folder, flags, NULL)) || !arg_mailbox)
		{
			mutt_index_menu();
			if (Context)
				safe_free(&Context);
		}
#if USE_IMAP
		imap_logout_all();
#endif

#if USE_SASL
		mutt_sasl_done();
#endif
		mutt_free_opts();
		mutt_endwin(Errorbuf);
	}
	exit(RETURN_SUCCESS);
}
Example #12
0
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, sizeof (tmp));

  omagic = DefaultMagic;
  DefaultMagic = MUTT_MBOX;

  rc = (mx_open_mailbox (tmp, MUTT_NEWFOLDER, &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 |
	((ctx->magic == MUTT_MBOX || ctx->magic == MUTT_MMDF) ? 0 : CH_NOSTATUS));
  oerrno = errno;

  mx_close_mailbox (&tmpctx, NULL);

  if (rc == -1)
  {
    mutt_error (_("could not write temporary mail folder: %s"), strerror (oerrno));
    goto bail;
  }

  if ((rc = stat (tmp, &sb)) == -1)
  {
    mutt_error (_("Can't stat %s: %s"), tmp, strerror (errno));
    goto bail;
  }

  /*
   * 2002-09-05 [email protected]
   * The file the user is going to edit is not a real mbox, so we need to
   * truncate the last newline in the temp file, which is logically part of
   * the message separator, and not the body of the message.  If we fail to
   * remove it, the message will grow by one line each time the user edits
   * the message.
   */
  if (sb.st_size != 0 && truncate (tmp, sb.st_size - 1) == -1)
  {
    mutt_error (_("could not truncate temporary mail folder: %s"),
		strerror (errno));
    goto bail;
  }

  mtime = mutt_decrease_mtime (tmp, &sb);

  mutt_edit_file (NONULL(Editor), tmp);

  if ((rc = stat (tmp, &sb)) == -1)
  {
    mutt_error (_("Can't stat %s: %s"), tmp, 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, MUTT_APPEND, &tmpctx) == NULL)
  {
    rc = -1;
    /* L10N: %s is from strerror(errno) */
    mutt_error (_("Can't append to folder: %s"), strerror (errno));
    goto bail;
  }

  of = 0;
  cf = ((tmpctx.magic == MUTT_MBOX || tmpctx.magic == MUTT_MMDF) ? 0 : CH_NOSTATUS);
  
  if (fgets (buff, sizeof (buff), fp) && is_from (buff, NULL, 0, NULL))
  {
    if (tmpctx.magic == MUTT_MBOX || tmpctx.magic == MUTT_MMDF)
      cf = CH_FROM | CH_FORCE_FROM;
  }
  else
    of = MUTT_ADD_FROM;

  /* 
   * XXX - we have to play games with the message flags to avoid
   * problematic behavior 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, NULL);
    goto bail;
  }

  if ((rc = mutt_copy_hdr (fp, msg->fp, 0, sb.st_size, CH_NOLEN | cf, NULL)) == 0)
  {
    fputc ('\n', msg->fp);
    rc = mutt_copy_stream (fp, msg->fp);
  }

  rc = mx_commit_message (msg, &tmpctx);
  mx_close_message (&tmpctx, &msg);
  
  mx_close_mailbox (&tmpctx, NULL);
  
  bail:
  if (fp) safe_fclose (&fp);

  if (rc >= 0)
    unlink (tmp);

  if (rc == 0)
  {
    mutt_set_flag (Context, cur, MUTT_DELETE, 1);
    mutt_set_flag (Context, cur, MUTT_PURGE, 1);
    mutt_set_flag (Context, cur, MUTT_READ, 1);

    if (option (OPTDELETEUNTAG))
      mutt_set_flag (Context, cur, MUTT_TAG, 0);
  }
  else if (rc == -1)
    mutt_message (_("Error. Preserving temporary file: %s"), tmp);

    
  return rc;
}