"%s/tktnew", g.zTop);
  }
  if( g.perm.ApndTkt && g.perm.Attach ){
    style_submenu_element("Attach", "Add An Attachment",
        "%s/attachadd?tkt=%T&from=%s/tktview/%t",
        g.zTop, zUuid, g.zTop, zUuid);
  }
  if( P("plaintext") ){
    style_submenu_element("Formatted", "Formatted", "%R/tktview/%S", zUuid);
  }else{
    style_submenu_element("Plaintext", "Plaintext",
                          "%R/tktview/%S?plaintext", zUuid);
  }
  style_header("View Ticket");
  if( g.thTrace ) Th_Trace("BEGIN_TKTVIEW<br />\n", -1);
  ticket_init();
  initializeVariablesFromCGI();
  initializeVariablesFromDb();
  zScript = ticket_viewpage_code();
  if( g.thTrace ) Th_Trace("BEGIN_TKTVIEW_SCRIPT<br />\n", -1);

** Show the complete change history for a single ticket
*/
void tkthistory_page(void){
  Stmt q;
  char *zTitle;
  const char *zUuid;
  int tagid;
  int nChng = 0;

  login_check_credentials();
  if( !g.perm.Hyperlink || !g.perm.RdTkt ){ login_needed(); return; }
  zUuid = PD("name","");
  zTitle = mprintf("History Of Ticket %h", zUuid);
  style_submenu_element("Status", "Status",
    "%s/info/%s", g.zTop, zUuid);

    " WHERE objid IN (SELECT rid FROM tagxref WHERE tagid=%d)"
    "   AND blob.rid=event.objid"
    " UNION "
    "SELECT datetime(mtime,'localtime'), attachid, uuid, src, filename, user"
    "  FROM attachment, blob"
    " WHERE target=(SELECT substr(tagname,5) FROM tag WHERE tagid=%d)"
    "   AND blob.rid=attachid"
    " ORDER BY 1",
    tagid, tagid
  );
  while( db_step(&q)==SQLITE_ROW ){
    Manifest *pTicket;
    char zShort[12];
    const char *zDate = db_column_text(&q, 0);
    int rid = db_column_int(&q, 1);
    const char *zChngUuid = db_column_text(&q, 2);
    const char *zFile = db_column_text(&q, 4);
    memcpy(zShort, zChngUuid, 10);
    zShort[10] = 0;
    if( nChng==0 ){
      @ <ol>
    }
    nChng++;
    if( zFile!=0 ){
      const char *zSrc = db_column_text(&q, 3);
      const char *zUser = db_column_text(&q, 5);
      if( zSrc==0 || zSrc[0]==0 ){
        @ 
        @ <li><p>Delete attachment "%h(zFile)"
      }else{
        @ 
        @ <li><p>Add attachment
        @ "%z(href("%R/artifact/%S",zSrc))%h(zFile)</a>"
      }
      @ [%z(href("%R/artifact/%T",zChngUuid))%s(zShort)</a>]
      @ (rid %d(rid)) by
      hyperlink_to_user(zUser,zDate," on");
      hyperlink_to_date(zDate, ".</p>");
    }else{
      pTicket = manifest_get(rid, CFTYPE_TICKET);
      if( pTicket ){
        @
        @ <li><p>Ticket change
        @ [%z(href("%R/artifact/%T",zChngUuid))%s(zShort)</a>]
        @ (rid %d(rid)) by
        hyperlink_to_user(pTicket->zUser,zDate," on");
        hyperlink_to_date(zDate, ":");
        @ </p>
        ticket_output_change_artifact(pTicket, "a");
      }
      manifest_destroy(pTicket);
    }
  }
  db_finalize(&q);
  if( nChng ){
    @ </ol>
  }
  style_footer();
}

/*
** Return TRUE if the given BLOB contains a newline character.
*/
static int contains_newline(Blob *p){
  const char *z = blob_str(p);
  while( *z ){
    if( *z=='\n' ) return 1;
    z++;
  }
  return 0;
}

/*
** The pTkt object is a ticket change artifact.  Output a detailed
** description of this object.
*/
void ticket_output_change_artifact(Manifest *pTkt, const char *zListType){
  int i;
  int wikiFlags = WIKI_NOBADLINKS;
  const char *zBlock = "<blockquote>";
  const char *zEnd = "</blockquote>";
  if( P("plaintext")!=0 ){
    wikiFlags |= WIKI_LINKSONLY;
    zBlock = "<blockquote><pre class='verbatim'>";
    zEnd = "</pre></blockquote>";
  }
  if( zListType==0 ) zListType = "1";
  @ <ol type="%s(zListType)">
  for(i=0; i<pTkt->nField; i++){
    Blob val;
    const char *z;
    z = pTkt->aField[i].zName;
    blob_set(&val, pTkt->aField[i].zValue);
    if( z[0]=='+' ){
      @ <li>Appended to %h(&z[1]):%s(zBlock)

      if( eCmd==history ){
        Stmt q;
        int tagid;

        if ( i != g.argc ){
          fossil_fatal("no other parameters expected to %s!",g.argv[2]);
        }
        tagid = db_int(0, "SELECT tagid FROM tag WHERE tagname GLOB 'tkt-%q*'",
                       zTktUuid);
        if( tagid==0 ){
          fossil_fatal("no such ticket %h", zTktUuid);
        }  
        db_prepare(&q,
          "SELECT datetime(mtime,'localtime'), objid, uuid, NULL, NULL, NULL"
          "  FROM event, blob"
          " WHERE objid IN (SELECT rid FROM tagxref WHERE tagid=%d)"
          "   AND blob.rid=event.objid"
          " UNION "
          "SELECT datetime(mtime,'localtime'), attachid, uuid, src, "
          "       filename, user"
          "  FROM attachment, blob"
          " WHERE target=(SELECT substr(tagname,5) FROM tag WHERE tagid=%d)"
          "   AND blob.rid=attachid"
          " ORDER BY 1 DESC",
          tagid, tagid
        );
        while( db_step(&q)==SQLITE_ROW ){