-/* $Id: trav.c,v 1.51 2006-05-10 08:13:22 adam Exp $
- Copyright (C) 1995-2005
- Index Data ApS
-
-This file is part of the Zebra server.
-
-Zebra 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, or (at your option) any later
-version.
-
-Zebra 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 Zebra; see the file LICENSE.zebra. If not, write to the
-Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
-*/
-
-#include <stdio.h>
-#include <assert.h>
-#include <sys/types.h>
-#ifdef WIN32
-#include <io.h>
-#define S_ISREG(x) (x & _S_IFREG)
-#define S_ISDIR(x) (x & _S_IFDIR)
-#endif
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <direntz.h>
-#include <fcntl.h>
-#include <time.h>
-
-#include "index.h"
-
-static int repComp (const char *a, const char *b, size_t len)
-{
- if (!len)
- return 0;
- return memcmp (a, b, len);
-}
-
-static void repositoryExtractR (ZebraHandle zh, int deleteFlag, char *rep,
- int level)
-{
- struct dir_entry *e;
- int i;
- size_t rep_len = strlen (rep);
-
- e = dir_open (rep, zh->path_reg, zh->m_follow_links);
- if (!e)
- return;
- yaz_log (YLOG_LOG, "dir %s", rep);
- if (rep[rep_len-1] != '/')
- rep[rep_len] = '/';
- else
- --rep_len;
-
- for (i=0; e[i].name; i++)
- {
- char *ecp;
- strcpy (rep +rep_len+1, e[i].name);
- if ((ecp = strrchr (e[i].name, '/')))
- *ecp = '\0';
-
- switch (e[i].kind)
- {
- case dirs_file:
- zebra_extract_file (zh, NULL, rep, deleteFlag);
- break;
- case dirs_dir:
- repositoryExtractR (zh, deleteFlag, rep, level+1);
- break;
- }
- }
- dir_free (&e);
-
-}
-
-static void fileDeleteR (ZebraHandle zh,
- struct dirs_info *di, struct dirs_entry *dst,
- const char *base, char *src)
-{
- char tmppath[1024];
- size_t src_len = strlen (src);
-
- while (dst && !repComp (dst->path, src, src_len+1))
- {
- switch (dst->kind)
- {
- case dirs_file:
- sprintf (tmppath, "%s%s", base, dst->path);
- zebra_extract_file (zh, &dst->sysno, tmppath, 1);
-
- strcpy (tmppath, dst->path);
- dst = dirs_read (di);
- dirs_del (di, tmppath);
- break;
- case dirs_dir:
- strcpy (tmppath, dst->path);
- dst = dirs_read (di);
- dirs_rmdir (di, tmppath);
- break;
- default:
- dst = dirs_read (di);
- }
- }
-}
-
-static void fileUpdateR (ZebraHandle zh,
- struct dirs_info *di, struct dirs_entry *dst,
- const char *base, char *src,
- int level)
-{
- struct dir_entry *e_src;
- int i_src = 0;
- static char tmppath[1024];
- size_t src_len = strlen (src);
-
- sprintf (tmppath, "%s%s", base, src);
- e_src = dir_open (tmppath, zh->path_reg, zh->m_follow_links);
- yaz_log (YLOG_LOG, "dir %s", tmppath);
-
-#if 0
- if (!dst || repComp (dst->path, src, src_len))
-#else
- if (!dst || strcmp (dst->path, src))
-#endif
- {
- if (!e_src)
- return;
-
- if (src_len && src[src_len-1] != '/')
- {
- src[src_len] = '/';
- src[++src_len] = '\0';
- }
- dirs_mkdir (di, src, 0);
- if (dst && repComp (dst->path, src, src_len))
- dst = NULL;
- }
- else if (!e_src)
- {
- strcpy (src, dst->path);
- fileDeleteR (zh, di, dst, base, src);
- return;
- }
- else
- {
- if (src_len && src[src_len-1] != '/')
- {
- src[src_len] = '/';
- src[++src_len] = '\0';
- }
- dst = dirs_read (di);
- }
- dir_sort (e_src);
-
- while (1)
- {
- int sd;
-
- if (dst && !repComp (dst->path, src, src_len))
- {
- if (e_src[i_src].name)
- {
- yaz_log (YLOG_DEBUG, "dst=%s src=%s", dst->path + src_len,
- e_src[i_src].name);
- sd = strcmp (dst->path + src_len, e_src[i_src].name);
- }
- else
- sd = -1;
- }
- else if (e_src[i_src].name)
- sd = 1;
- else
- break;
- yaz_log (YLOG_DEBUG, "trav sd=%d", sd);
-
- if (sd == 0)
- {
- strcpy (src + src_len, e_src[i_src].name);
- sprintf (tmppath, "%s%s", base, src);
-
- switch (e_src[i_src].kind)
- {
- case dirs_file:
- if (e_src[i_src].mtime > dst->mtime)
- {
- if (zebra_extract_file (zh, &dst->sysno, tmppath, 0) == ZEBRA_OK)
- {
- dirs_add (di, src, dst->sysno, e_src[i_src].mtime);
- }
- yaz_log (YLOG_DEBUG, "old: %s", ctime (&dst->mtime));
- yaz_log (YLOG_DEBUG, "new: %s", ctime (&e_src[i_src].mtime));
- }
- dst = dirs_read (di);
- break;
- case dirs_dir:
- fileUpdateR (zh, di, dst, base, src, level+1);
- dst = dirs_last (di);
- yaz_log (YLOG_DEBUG, "last is %s", dst ? dst->path : "null");
- break;
- default:
- dst = dirs_read (di);
- }
- i_src++;
- }
- else if (sd > 0)
- {
- SYSNO sysno = 0;
- strcpy (src + src_len, e_src[i_src].name);
- sprintf (tmppath, "%s%s", base, src);
-
- switch (e_src[i_src].kind)
- {
- case dirs_file:
- if (zebra_extract_file (zh, &sysno, tmppath, 0) == ZEBRA_OK)
- dirs_add (di, src, sysno, e_src[i_src].mtime);
- break;
- case dirs_dir:
- fileUpdateR (zh, di, dst, base, src, level+1);
- if (dst)
- dst = dirs_last (di);
- break;
- }
- i_src++;
- }
- else /* sd < 0 */
- {
- strcpy (src, dst->path);
- sprintf (tmppath, "%s%s", base, dst->path);
-
- switch (dst->kind)
- {
- case dirs_file:
- zebra_extract_file (zh, &dst->sysno, tmppath, 1);
- dirs_del (di, dst->path);
- dst = dirs_read (di);
- break;
- case dirs_dir:
- fileDeleteR (zh, di, dst, base, src);
- dst = dirs_last (di);
- }
- }
- }
- dir_free (&e_src);
-}
-
-void repositoryShow (ZebraHandle zh, const char *path)
-{
- char src[1024];
- int src_len;
- struct dirs_entry *dst;
- Dict dict;
- struct dirs_info *di;
-
- if (!(dict = dict_open_res (zh->reg->bfs, FMATCH_DICT, 50, 0, 0, zh->res)))
- {
- yaz_log (YLOG_FATAL, "dict_open fail of %s", FMATCH_DICT);
- return;
- }
-
- strncpy(src, path, sizeof(src)-1);
- src[sizeof(src)-1]='\0';
- src_len = strlen (src);
-
- if (src_len && src[src_len-1] != '/')
- {
- src[src_len] = '/';
- src[++src_len] = '\0';
- }
-
- di = dirs_open (dict, src, zh->m_flag_rw);
-
- while ( (dst = dirs_read (di)) )
- yaz_log (YLOG_LOG, "%s", dst->path);
- dirs_free (&di);
- dict_close (dict);
-}
-
-static void fileUpdate (ZebraHandle zh, Dict dict, const char *path)
-{
- struct dirs_info *di;
- struct stat sbuf;
- char src[1024];
- char dst[1024];
- int src_len, ret;
-
- assert (path);
-
- if (zh->path_reg && !yaz_is_abspath(path))
- {
- strcpy (src, zh->path_reg);
- strcat (src, "/");
- }
- else
- *src = '\0';
- strcat (src, path);
- ret = zebra_file_stat (src, &sbuf, zh->m_follow_links);
-
- strcpy (src, path);
- src_len = strlen (src);
-
- if (ret == -1)
- {
- yaz_log (YLOG_WARN|YLOG_ERRNO, "Cannot access path %s", src);
- }
- else if (S_ISREG(sbuf.st_mode))
- {
- struct dirs_entry *e_dst;
- di = dirs_fopen (dict, src, zh->m_flag_rw);
-
- e_dst = dirs_read (di);
- if (e_dst)
- {
- if (sbuf.st_mtime > e_dst->mtime)
- if (zebra_extract_file (zh, &e_dst->sysno, src, 0) == ZEBRA_OK)
- dirs_add (di, src, e_dst->sysno, sbuf.st_mtime);
- }
- else
- {
- SYSNO sysno = 0;
- if (zebra_extract_file (zh, &sysno, src, 0) == ZEBRA_OK)
- dirs_add (di, src, sysno, sbuf.st_mtime);
- }
- dirs_free (&di);
- }
- else if (S_ISDIR(sbuf.st_mode))
- {
- if (src_len && src[src_len-1] != '/')
- {
- src[src_len] = '/';
- src[++src_len] = '\0';
- }
- di = dirs_open (dict, src, zh->m_flag_rw);
- *dst = '\0';
- fileUpdateR (zh, di, dirs_read (di), src, dst, 0);
- dirs_free (&di);
- }
- else
- {
- yaz_log (YLOG_WARN, "Skipping path %s", src);
- }
-}
-
-static void repositoryExtract (ZebraHandle zh,
- int deleteFlag, const char *path)
-{
- struct stat sbuf;
- char src[1024];
- int ret;
-
- assert (path);
-
- if (zh->path_reg && !yaz_is_abspath(path))
- {
- strcpy (src, zh->path_reg);
- strcat (src, "/");
- }
- else
- *src = '\0';
- strcat (src, path);
- ret = zebra_file_stat (src, &sbuf, zh->m_follow_links);
-
- strcpy (src, path);
-
- if (ret == -1)
- yaz_log (YLOG_WARN|YLOG_ERRNO, "Cannot access path %s", src);
- else if (S_ISREG(sbuf.st_mode))
- zebra_extract_file (zh, NULL, src, deleteFlag);
- else if (S_ISDIR(sbuf.st_mode))
- repositoryExtractR (zh, deleteFlag, src, 0);
- else
- yaz_log (YLOG_WARN, "Skipping path %s", src);
-}
-
-static void repositoryExtractG (ZebraHandle zh, const char *path,
- int deleteFlag)
-{
- if (!strcmp(path, "") || !strcmp(path, "-"))
- {
- char src[1024];
-
- while (scanf ("%1020s", src) == 1)
- repositoryExtract (zh, deleteFlag, src);
- }
- else
- repositoryExtract (zh, deleteFlag, path);
-}
-
-#if 0
-static int dump_file_dict_func(char *name, const char *info, int pos,
- void *client)
-{
- yaz_log(YLOG_LOG, "%s", name);
- return 0;
-}
-static void dump_file_dict(Dict dict)
-{
- int before = 10;
- int after = 1000;
- char term[1000];
-
- strcpy(term, "0");
- dict_scan (dict, term, &before, &after, 0, dump_file_dict_func);
-}
-#endif
-
-void repositoryUpdate (ZebraHandle zh, const char *path)
-{
- assert (path);
- if (zh->m_record_id && !strcmp (zh->m_record_id, "file"))
- {
- Dict dict;
- if (!(dict = dict_open_res (zh->reg->bfs, FMATCH_DICT, 50,
- zh->m_flag_rw, 0, zh->res)))
- {
- yaz_log (YLOG_FATAL, "dict_open fail of %s", FMATCH_DICT);
- return ;
- }
- if (!strcmp(path, "") || !strcmp(path, "-"))
- {
- char src[1024];
- while (scanf ("%s", src) == 1)
- fileUpdate (zh, dict, src);
- }
- else
- fileUpdate (zh, dict, path);
-#if 0
- dump_file_dict(dict);
-#endif
- dict_close (dict);
-
- }
- else
- repositoryExtractG (zh, path, 0);
-}
-
-void repositoryDelete (ZebraHandle zh, const char *path)
-{
- assert (path);
- repositoryExtractG (zh, path, 1);
-}
-
-/*
- * Local variables:
- * c-basic-offset: 4
- * indent-tabs-mode: nil
- * End:
- * vim: shiftwidth=4 tabstop=8 expandtab
- */
-