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/*
* Copyright (C) 1996-2000,2007 Michael R. Elkins <me@mutt.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "mutt.h"
#ifdef USE_IMAP
#include "mailbox.h"
#include "imap.h"
#endif
#include <dirent.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
/* given a partial pathname, this routine fills in as much of the rest of the
* path as is unique.
*
* return 0 if ok, -1 if no matches
*/
int mutt_complete (char *s, size_t slen)
{
char *p;
DIR *dirp = NULL;
struct dirent *de;
int i ,init=0;
size_t len;
char dirpart[_POSIX_PATH_MAX], exp_dirpart[_POSIX_PATH_MAX];
char filepart[_POSIX_PATH_MAX];
#ifdef USE_IMAP
char imap_path[LONG_STRING];
dprint (2, (debugfile, "mutt_complete: completing %s\n", s));
/* we can use '/' as a delimiter, imap_complete rewrites it */
if (*s == '=' || *s == '+' || *s == '!')
{
if (*s == '!')
p = NONULL (Spoolfile);
else
p = NONULL (Maildir);
mutt_concat_path (imap_path, p, s+1, sizeof (imap_path));
}
else
strfcpy (imap_path, s, sizeof(imap_path));
if (mx_is_imap (imap_path))
return imap_complete (s, slen, imap_path);
#endif
if (*s == '=' || *s == '+' || *s == '!')
{
dirpart[0] = *s;
dirpart[1] = 0;
if (*s == '!')
strfcpy (exp_dirpart, NONULL (Spoolfile), sizeof (exp_dirpart));
else
strfcpy (exp_dirpart, NONULL (Maildir), sizeof (exp_dirpart));
if ((p = strrchr (s, '/')))
{
char buf[_POSIX_PATH_MAX];
if (mutt_concatn_path (buf, sizeof(buf), exp_dirpart, strlen(exp_dirpart), s + 1, (size_t)(p - s - 1)) == NULL) {
return -1;
}
strfcpy (exp_dirpart, buf, sizeof (exp_dirpart));
mutt_substrcpy(dirpart, s, p+1, sizeof(dirpart));
strfcpy (filepart, p + 1, sizeof (filepart));
}
else
strfcpy (filepart, s + 1, sizeof (filepart));
dirp = opendir (exp_dirpart);
}
else
{
if ((p = strrchr (s, '/')))
{
if (p == s) /* absolute path */
{
p = s + 1;
strfcpy (dirpart, "/", sizeof (dirpart));
exp_dirpart[0] = 0;
strfcpy (filepart, p, sizeof (filepart));
dirp = opendir (dirpart);
}
else
{
mutt_substrcpy(dirpart, s, p, sizeof(dirpart));
strfcpy (filepart, p + 1, sizeof (filepart));
strfcpy (exp_dirpart, dirpart, sizeof (exp_dirpart));
mutt_expand_path (exp_dirpart, sizeof (exp_dirpart));
dirp = opendir (exp_dirpart);
}
}
else
{
/* no directory name, so assume current directory. */
dirpart[0] = 0;
strfcpy (filepart, s, sizeof (filepart));
dirp = opendir (".");
}
}
if (dirp == NULL)
{
dprint (1, (debugfile, "mutt_complete(): %s: %s (errno %d).\n", exp_dirpart, strerror (errno), errno));
return (-1);
}
/*
* special case to handle when there is no filepart yet. find the first
* file/directory which is not ``.'' or ``..''
*/
if ((len = mutt_strlen (filepart)) == 0)
{
while ((de = readdir (dirp)) != NULL)
{
if (mutt_strcmp (".", de->d_name) != 0 && mutt_strcmp ("..", de->d_name) != 0)
{
strfcpy (filepart, de->d_name, sizeof (filepart));
init++;
break;
}
}
}
while ((de = readdir (dirp)) != NULL)
{
if (mutt_strncmp (de->d_name, filepart, len) == 0)
{
if (init)
{
for (i=0; filepart[i] && de->d_name[i]; i++)
{
if (filepart[i] != de->d_name[i])
{
filepart[i] = 0;
break;
}
}
filepart[i] = 0;
}
else
{
char buf[_POSIX_PATH_MAX];
struct stat st;
strfcpy (filepart, de->d_name, sizeof(filepart));
/* check to see if it is a directory */
if (dirpart[0])
{
strfcpy (buf, exp_dirpart, sizeof (buf));
strfcpy (buf + strlen (buf), "/", sizeof (buf) - strlen (buf));
}
else
buf[0] = 0;
strfcpy (buf + strlen (buf), filepart, sizeof (buf) - strlen (buf));
if (stat (buf, &st) != -1 && (st.st_mode & S_IFDIR))
strfcpy (filepart + strlen (filepart), "/",
sizeof (filepart) - strlen (filepart));
init = 1;
}
}
}
closedir (dirp);
if (dirpart[0])
{
strfcpy (s, dirpart, slen);
if (mutt_strcmp ("/", dirpart) != 0 && dirpart[0] != '=' && dirpart[0] != '+')
strfcpy (s + strlen (s), "/", slen - strlen (s));
strfcpy (s + strlen (s), filepart, slen - strlen (s));
}
else
strfcpy (s, filepart, slen);
return (init ? 0 : -1);
}