Fossil

*/
void finfo_page(void){
  Stmt q;
  const char *zFilename;
  char zPrevDate[20];
  const char *zA;
  const char *zB;
  const char *zUnhide;
  int n;
  int baseCheckin;

  Blob title;
  Blob sql;
  HQuery url;
  GraphContext *pGraph;

  style_header("File History");
  login_anonymous_available();
  url_initialize(&url, "finfo");
  if( brBg ) url_add_parameter(&url, "brbg", 0);
  if( uBg ) url_add_parameter(&url, "ubg", 0);
  baseCheckin = name_to_rid_www("ci");
  if( baseCheckin ) firstChngOnly = 1;
  if( firstChngOnly ) url_add_parameter(&url, "fco", "0");
  if( !firstChngOnly ) url_add_parameter(&url, "fco", "0");

  zPrevDate[0] = 0;
  zFilename = PD("name","");
  url_add_parameter(&url, "name", zFilename);
  blob_zero(&sql);
  blob_appendf(&sql,
    "SELECT"

    "   AND event.objid=mlink.mid",
    zFilename
  );
  if( baseCheckin ){
    compute_direct_ancestors(baseCheckin, 10000000);
    blob_appendf(&sql,"  AND mlink.mid IN (SELECT rid FROM ancestor)");
  }
  if( (zUnhide = P("unhide")) ){
    url_add_parameter(&url, "unhide", "");
  }
  if( (zA = P("a"))!=0 ){
    blob_appendf(&sql, " AND event.mtime>=julianday('%q')", zA);
    url_add_parameter(&url, "a", zA);
  }
  if( (zB = P("b"))!=0 ){
    blob_appendf(&sql, " AND event.mtime<=julianday('%q')", zB);
    url_add_parameter(&url, "b", zB);

                            url_render(&url, "fco", "0", 0, 0));
    }else{
      style_submenu_element("Simplified",
                            "Show only first use of a change","%s",
                            url_render(&url, "fco", "1", 0, 0));
    }
  }
  if( !zUnhide ){
    style_submenu_element("Unhide", "Unhide","%s",
                          url_render(&url, "unhide", "", 0, 0));
  }
  db_prepare(&q, blob_str(&sql));
  if( P("showsql")!=0 ){
    @ <p>SQL: %h(blob_str(&sql))</p>
  }
  blob_reset(&sql);
  blob_zero(&title);
  if( baseCheckin ){