remove dircache

prevent error for push bottom


git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@1758 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

3 files changed, 14 insertions, 127 deletions

diff --git a/mbbsd/bbs.c b/mbbsd/bbs.c
index de6a385a..f1e09eaf 100644
--- a/mbbsd/bbs.c
+++ b/mbbsd/bbs.c
@@ -948,7 +948,7 @@ edit_post(int ent, fileheader_t * fhdr, char *direct)
     fileheader_t    postfile;
     boardheader_t  *bp = getbcache(currbid);
 
-    if (strcmp(bp->brdname, "Security") == 0)
+    if (fhdr->filemode&FILE_BOTTOM && strcmp(bp->brdname, "Security") == 0)
 	return DONOTHING;
 
     if (!HAS_PERM(PERM_SYSOP) && ((bp->brdattr & BRD_VOTEBOARD) || fhdr->filemode & FILE_VOTE))
@@ -1011,9 +1011,6 @@ edit_post(int ent, fileheader_t * fhdr, char *direct)
 	strlcpy(fhdr->title, save_title, sizeof(fhdr->title));
 	brc_addlist(postfile.filename);
 	substitute_record(direct, fhdr, sizeof(*fhdr), ent);
-	/* rocker.011018: 順便更新一下cache */
-	touchdircache(currbid);
-
 	if (!(currbrdattr & BRD_HIDE) && (!bp->level || (currbrdattr & BRD_POSTMASK)))
 	    do_crosspost(ALLPOST, fhdr, fpath);
     }
@@ -1444,7 +1441,6 @@ edit_title(int ent, fileheader_t * fhdr, char *direct)
 	    substitute_record(direct, fhdr, sizeof(*fhdr), ent);
 	    /* rocker.011018: 這裡應該改成用reference的方式取得原來的檔案 */
 	    substitute_check(fhdr);
-	    touchdircache(currbid);
 	}
 	return FULLUPDATE;
     }
@@ -1457,7 +1453,6 @@ solve_post(int ent, fileheader_t * fhdr, char *direct)
     if (HAS_PERM(PERM_SYSOP)) {
 	fhdr->filemode ^= FILE_SOLVED;
 	substitute_record(direct, fhdr, sizeof(*fhdr), ent);
-	touchdircache(currbid);
 	return PART_REDRAW;
     }
     return DONOTHING;
@@ -1481,7 +1476,6 @@ recommend_cancel(int ent, fileheader_t * fhdr, char *direct)
 
     substitute_record(direct, fhdr, sizeof(*fhdr), ent);
     substitute_check(fhdr);
-    touchdircache(currbid);
     return FULLUPDATE;
 }
 static int
@@ -1519,7 +1513,6 @@ do_add_recommend(char *direct, fileheader_t *fhdr, int ent, char *buf)
 	    write(fd, &fhdr->recommend, sizeof(char));
 
 	close(fd);
-	touchdircache(currbid);
     }
     return 0;
 }
@@ -1762,7 +1755,6 @@ mark_post(int ent, fileheader_t * fhdr, char *direct)
 
     substitute_record(direct, fhdr, sizeof(*fhdr), ent);
     substitute_check(fhdr);
-    touchdircache(currbid);
     return PART_REDRAW;
 }
 
@@ -2346,7 +2338,6 @@ push_bottom(int ent, fileheader_t * fhdr, char *direct)
           num = delete_record(direct, sizeof(fileheader_t), ent);
        }
     setbottomtotal(currbid);
-    touchdircache(currbid);
     return DIRCHANGED;
 }
 
@@ -2415,7 +2406,6 @@ good_post(int ent, fileheader_t * fhdr, char *direct)
 	}
     }
     substitute_record(direct, fhdr, sizeof(*fhdr), ent);
-    touchdircache(currbid);
     /* rocker.011018: 串接模式用reference增進效率 */
     if ((currmode & MODE_SELECT) && (fhdr->money & FHR_REFERENCE)) {
 	fileheader_t    hdr;
diff --git a/mbbsd/cache.c b/mbbsd/cache.c
index 0d551669..0d542ba5 100644
--- a/mbbsd/cache.c
+++ b/mbbsd/cache.c
@@ -507,80 +507,6 @@ void touchbtotal(int bid) {
     SHM->lastposttime[bid - 1] = 0;
 }
 
-void
-touchdircache(int bid)
-{
-#if DIRCACHESIZE
-    int            *i = (int *)&SHM->dircache[bid - 1][0].filename[0];
-    *i = 0;
-#endif
-}
-
-#if DIRCACHESIZE
-void
-load_fileheader_bottom_cache(int bid, char *bottompath)
-{
-    int             num = getbtotal(bid), n_bottom = getbottomtotal(bid);
-    int             n = num - DIRCACHESIZE + n_bottom + 1;
-    int             dirsize = DIRCACHESIZE-n_bottom;
-    if (n<1)
-       {
-          n=1;
-          dirsize=num;
-       }
-    if(n_bottom)
-       { 
-             get_records(bottompath, &SHM->dircache[bid - 1][dirsize],
-                         sizeof(fileheader_t), 1, n_bottom);
-       }
-}
-void
-load_fileheader_cache(int bid, char *direct)
-{
-    int             num = getbtotal(bid), n_bottom = getbottomtotal(bid);
-    int             n = num - DIRCACHESIZE + n_bottom + 1;
-    int             dirsize = DIRCACHESIZE-n_bottom;
-    if (n<1)
-       {
-          n=1;
-          dirsize=num;
-       }
-    if (SHM->Bbusystate != 1 && COMMON_TIME - SHM->busystate_b[bid - 1] >= 10) {
-	SHM->busystate_b[bid - 1] = COMMON_TIME;
-	get_records(direct, SHM->dircache[bid - 1],
-		     sizeof(fileheader_t), n, dirsize);
-	SHM->busystate_b[bid - 1] = 0;
-    } else {
-	safe_sleep(1);
-    }
-}
-
-int
-get_fileheader_cache(int bid, char *direct, fileheader_t * headers,
-		     int recbase, int nlines)
-{
-    int             ret, n, num;
-
-    num = getbtotal(bid)+getbottomtotal(bid);
-
-    ret = num - recbase + 1,
-	n = (num - DIRCACHESIZE + 1);
-
-
-    if (SHM->dircache[bid - 1][0].filename[0] == '\0')
-	load_fileheader_cache(bid, direct);
-    if (n < 1)
-	n = recbase - 1;
-    else
-	n = recbase - n;
-    if (n < 0)
-	n = 0;
-    if (ret > nlines)
-	ret = nlines;
-    memcpy(headers, &(SHM->dircache[bid - 1][n]), sizeof(fileheader_t) * ret);
-    return ret;
-}
-#endif
 
 static int
 cmpboardname(boardheader_t ** brd, boardheader_t ** tmp)
@@ -731,9 +657,6 @@ setbottomtotal(int bid)
     char            genbuf[256];
     setbfile(genbuf, bh->brdname, ".DIR.bottom");
     SHM->n_bottom[bid-1]=get_num_records(genbuf, sizeof(fileheader_t));
-#if DIRCACHESIZE
-    load_fileheader_bottom_cache(currbid, genbuf);
-#endif
 }
 void
 setbtotal(int bid)
@@ -758,8 +681,6 @@ setbtotal(int bid)
     } else
 	SHM->lastposttime[bid - 1] = 0;
     close(fd);
-    if (num)
-	touchdircache(bid);
 }
 
 void
diff --git a/mbbsd/read.c b/mbbsd/read.c
index a0302cdf..55a446c8 100644
--- a/mbbsd/read.c
+++ b/mbbsd/read.c
@@ -896,29 +896,13 @@ i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey
 			recbase = 1;
 		    locmem->top_ln = recbase;
 		}
-#if DIRCACHESIZE
-		if( bidcache > 0 &&
-		    !(currmode & (MODE_SELECT | MODE_DIGEST)))
-                   { 
-		    if((last_line - recbase) < DIRCACHESIZE )
-		        entries = get_fileheader_cache(currbid, currdirect,
-						   headers, recbase, p_lines);
-                    else
-                        entries += get_records(currdirect, headers, FHSZ, 
-                                                          recbase, p_lines);
-                   }
-		else
-#endif
-		   {
-		    entries = get_records(currdirect, headers, FHSZ, recbase,
+                if(recbase <= bottom_line)
+		   entries = get_records(currdirect, headers, FHSZ, recbase,
 					  p_lines);
-		    if( entries>=0 && entries<p_lines && n_bottom)
-		     entries +=get_records(directbottom,&headers[entries],FHSZ, 
-				     1, p_lines-entries);
-		   }
-		    
-
-
+	 	if( entries>=0 && entries<p_lines && n_bottom)
+		   entries +=get_records(directbottom,&headers[entries],FHSZ, 
+	                	recbase<=bottom_line ? 1 : recbase-bottom_line,
+                               p_lines-entries);
 	    }
 	    if (locmem->crs_ln > last_line)
 		locmem->crs_ln = last_line;
@@ -1000,21 +984,13 @@ i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey
 		} else if (reload) {
 		    recbase = locmem->top_ln;
 
-#if DIRCACHESIZE
-		    if (bidcache > 0 && !(currmode & (MODE_SELECT | MODE_DIGEST))
-			&& last_line - recbase < DIRCACHESIZE)
-			entries = get_fileheader_cache(currbid, currdirect,
-						 headers, recbase, p_lines);
-		    else
-#endif
-	             {	
-                        sprintf(directbottom, "%s.bottom", direct);
-			entries = get_records(currdirect, headers, FHSZ, recbase,
-					      p_lines);
-		        if( entries>=0 && entries<p_lines && n_bottom)
-		      entries+=get_records(directbottom,&headers[entries],FHSZ, 
-				    1, p_lines-entries);
-		     }
+                   if(recbase <= bottom_line)
+		     entries = get_records(currdirect, headers, FHSZ, recbase,
+					  p_lines);
+	 	   if( entries>=0 && entries<p_lines && n_bottom)
+		     entries +=get_records(directbottom,&headers[entries],FHSZ, 
+	                	recbase<=bottom_line ? 1 : recbase-bottom_line,
+                               p_lines-entries);
 
 		}
 		num = locmem->crs_ln - locmem->top_ln;