SHA1 Hash:	0239325f58a4a0c99463582852ba86f95875e25c
Date:	2009-11-09 00:58:05
User:	drh
Comment:	On the "timeline" command, if a YYYY-MM-DD date string is entered without the "before" keyword, then show all changes on the date given.
Timelines:	ancestors | descendants | both | trunk
Other Links:	files | ZIP archive | manifest

• branch=trunk inherited from [a28c83647d]
• sym-trunk inherited from [a28c83647d]

Modified src/timeline.c from [f95beac657] to [0dbb20dfeb].

@@ -848,13 +848,25 @@
   }
   return blob_buffer(&bl);
 }
 
 /*
+** Return true if the input string is a date in the ISO 8601 format:
+** YYYY-MM-DD.
+*/
+static int isIsoDate(const char *z){
+  return strlen(z)==10
+      && z[4]=='-'
+      && z[7]=='-'
+      && isdigit(z[0])
+      && isdigit(z[5]);
+}
+
+/*
 ** COMMAND: timeline
 **
-** Usage: %fossil timeline ?WHEN? ?BASELINE|DATETIME? ?-n|--count N? ?-t|--type TYPE?
+** Usage: %fossil timeline ?WHEN? ?BASELINE|DATETIME? ?-n N? ?-t TYPE?
 **
 ** Print a summary of activity going backwards in date and time
 ** specified or from the current date and time if no arguments
 ** are given.  Show as many as N (default 20) check-ins.  The
 ** WHEN argument can be any unique abbreviation of one of these
@@ -885,11 +897,11 @@
   char *zOrigin;
   char *zDate;
   char *zSQL;
   int objid = 0;
   Blob uuid;
-  int mode = 1 ;       /* 1: before  2:after  3:children  4:parents */
+  int mode = 0 ;       /* 0:none  1: before  2:after  3:children  4:parents */
   db_find_and_open_repository(1);
   zCount = find_option("count","n",1);
   zType = find_option("type","t",1);
   if( zCount ){
     n = atoi(zCount);
@@ -941,10 +953,14 @@
     objid = db_int(0, "SELECT rid FROM blob WHERE uuid=%B", &uuid);
     zDate = mprintf("(SELECT mtime FROM plink WHERE cid=%d)", objid);
   }else{
     if( mode==3 || mode==4 ){
       fossil_fatal("cannot compute descendants or ancestors of a date");
+    }
+    if( mode==0 ){
+      mode = 1;
+      if( isIsoDate(zOrigin) ) zOrigin[9]++;
     }
     zDate = mprintf("(SELECT julianday(%Q, 'utc'))", zOrigin);
   }
   zSQL = mprintf("%z AND event.mtime %s %s",
      timeline_query_for_tty_m(),