From 8757cdfe471d6bbe514b2197e1db7e001aeaaae4 Mon Sep 17 00:00:00 2001
From: in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>
Date: Fri, 13 Feb 2004 13:21:45 +0000
Subject: SAFE_ARTICLE_DELETE for 'D'

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@1534 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
---
 include/proto.h |  1 +
 mbbsd/bbs.c     |  4 ++++
 mbbsd/record.c  | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 37 insertions(+)

diff --git a/include/proto.h b/include/proto.h
index 10a9dad1..c36a4b23 100644
--- a/include/proto.h
+++ b/include/proto.h
@@ -422,6 +422,7 @@ int delete_record(char fpath[], int size, int id);
 int delete_files(char* dirname, int (*filecheck)(), int record);
 #ifdef SAFE_ARTICLE_DELETE
 int safe_article_delete(int ent, fileheader_t *fhdr, char *direct);
+int safe_article_delete_range(char *direct, int from, int to);
 #endif
 int delete_file(char *dirname, int size, int ent, int (*filecheck)());
 int delete_range(char *fpath, int id1, int id2);
diff --git a/mbbsd/bbs.c b/mbbsd/bbs.c
index 250fa986..3e9972b1 100644
--- a/mbbsd/bbs.c
+++ b/mbbsd/bbs.c
@@ -1810,7 +1810,11 @@ del_range(int ent, fileheader_t * fhdr, char *direct)
 		    close(fd);
 		}
 	    }
+#ifdef SAFE_ARTICLE_DELETE
+	    safe_article_delete_range(direct, inum1, inum2);
+#else
 	    delete_range(direct, inum1, inum2);
+#endif
 	    fixkeep(direct, inum1);
 
 	    if (currmode & MODE_BOARD)
diff --git a/mbbsd/record.c b/mbbsd/record.c
index e1388abe..5e3a4ebe 100644
--- a/mbbsd/record.c
+++ b/mbbsd/record.c
@@ -412,6 +412,38 @@ safe_article_delete(int ent, fileheader_t *fhdr, char *direct)
     substitute_record(direct, &newfhdr, sizeof(newfhdr), ent);
     return 0;
 }
+
+int
+safe_article_delete_range(char *direct, int from, int to)
+{
+    fileheader_t newfhdr;
+    int     fd;
+    char    fn[128], *ptr;
+
+    strlcpy(fn, direct, sizeof(fn));
+    if( (ptr = rindex(fn, '/')) == NULL )
+	return 0;
+
+    ++ptr;
+    if( (fd = open(direct, O_RDWR)) != -1 &&
+	lseek(fd, sizeof(fileheader_t) * (from - 1), SEEK_SET) != -1 ){
+
+	for( ; from <= to ; ++from ){
+	    read(fd, &newfhdr, sizeof(fileheader_t));
+	    strlcpy(ptr, newfhdr.filename, sizeof(newfhdr.filename));
+	    unlink(fn);
+
+	    sprintf(newfhdr.title, "(本文已被刪除)");
+	    strcpy(newfhdr.filename, ".deleted");
+	    strcpy(newfhdr.owner, "-");
+	    // because off_t is unsigned, we could NOT seek backward.
+	    lseek(fd, sizeof(fileheader_t) * (from - 1), SEEK_SET);
+	    write(fd, &newfhdr, sizeof(fileheader_t));
+	}
+	close(fd);
+    }
+    return 0;
+}
 #endif
 
 int
-- 
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