From 6cd1e2dd9904da07992c18b77f0586a4d77b61de Mon Sep 17 00:00:00 2001
From: in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>
Date: Mon, 15 Dec 2003 09:53:37 +0000
Subject: add SAFE_ARTICLE_DELETE, when using 'd' to delete an article, do not
 truncate .DIR immediately but add an empty record into the same place. this
 avoids many problems.  (not complete yet)

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@1407 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
---
 mbbsd/bbs.c    | 13 ++++++++++++-
 mbbsd/record.c | 13 +++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)

(limited to 'mbbsd')

diff --git a/mbbsd/bbs.c b/mbbsd/bbs.c
index a0385552..659e6544 100644
--- a/mbbsd/bbs.c
+++ b/mbbsd/bbs.c
@@ -947,6 +947,11 @@ edit_post(int ent, fileheader_t * fhdr, char *direct)
     if( currmode & MODE_SELECT )
 	return DONOTHING;
 
+#ifdef SAFE_ARTICLE_DELETE
+    if( fhdr->filename[0] == '.' )
+	return DONOTHING;
+#endif
+
     setutmpmode(REEDIT);
     setdirpath(genbuf, direct, fhdr->filename);
     local_article = fhdr->filemode & FILE_LOCAL;
@@ -1833,7 +1838,13 @@ del_post(int ent, fileheader_t * fhdr, char *direct)
     getdata(1, 0, msg_del_ny, genbuf, 3, LCECHO);
     if (genbuf[0] == 'y') {
 	strlcpy(currfile, fhdr->filename, sizeof(currfile));
-	if (!delete_file(direct, sizeof(fileheader_t), ent, cmpfilename)) {
+	if(
+#ifdef SAFE_ARTICLE_DELETE
+	   !safe_article_delete(ent, fhdr, direct)
+#else
+	   !delete_file(direct, sizeof(fileheader_t), ent, cmpfilename)
+#endif
+	   ) {
 	    int num;
 	    if (currmode & MODE_SELECT) {
 		/* rocker.011018: 利用reference減低loading */
diff --git a/mbbsd/record.c b/mbbsd/record.c
index e4c2897f..c28a0c6d 100644
--- a/mbbsd/record.c
+++ b/mbbsd/record.c
@@ -400,6 +400,19 @@ int             delete_files(char *dirname, int (*filecheck) (), int record){
     return ans;
 }
 
+#ifdef SAFE_ARTICLE_DELETE
+int
+safe_article_delete(int ent, fileheader_t *fhdr, char *direct)
+{
+    fileheader_t newfhdr;
+    memcpy(&newfhdr, fhdr, sizeof(fileheader_t));
+    sprintf(newfhdr.title, "(本文已被刪除)");
+    strcpy(newfhdr.filename, ".deleted");
+    substitute_record(direct, &newfhdr, sizeof(newfhdr), ent);
+    return 0;
+}
+#endif
+
 int
 delete_file(char *dirname, int size, int ent, int (*filecheck) ())
 {
-- 
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