Fossil

** "closed leaf" is a leaf that has a "closed" tag.  An "open leaf"
** is a leaf without a "closed" tag.
**
** Query parameters:
**
**     all           Show all leaves
**     closed        Show only closed leaves
**     ng            No graph
**     brbg          Background color by branch name
**     ubg           Background color by user name
*/
void leaves_page(void){
  Blob sql;
  Stmt q;
  int showAll = P("all")!=0;
  int showClosed = P("closed")!=0;
  int fNg = P("ng")!=0;           /* Flag for the "ng" query parameter */
  int fBrBg = P("brbg")!=0;       /* Flag for the "brbg" query parameter */
  int fUBg = P("ubg")!=0;         /* Flag for the "ubg" query parameter */
  Blob QueryParams = empty_blob;  /* Concatenated query parameters */
  char *zParamSep = 0;            /* Query parameter separator */
  int tmFlags;                    /* Timeline display flags */

  login_check_credentials();
  if( !g.perm.Read ){ login_needed(g.anon.Read); return; }
  if( fNg ){
    blob_appendf(&QueryParams, "%s%s", zParamSep, "ng");
    zParamSep = "&";

  }
  if( fBrBg ){
    blob_appendf(&QueryParams, "%s%s", zParamSep, "brbg");
    zParamSep = "&";
  }
  if( fUBg ){
    blob_appendf(&QueryParams, "%s%s", zParamSep, "ubg");
    zParamSep = "&";
  }
  if( !showAll ){
    style_submenu_element("All", "leaves?all");
    style_submenu_element("All", "leaves?all%s%s",
                          zParamSep, blob_str(&QueryParams));
  }
  if( !showClosed ){
    style_submenu_element("Closed", "leaves?closed");
    style_submenu_element("Closed", "leaves?closed%s%s",
                          zParamSep, blob_str(&QueryParams));
  }
  if( showClosed || showAll ){
    if( zParamSep ) zParamSep = "?";
    style_submenu_element("Open", "leaves");
    style_submenu_element("Open", "leaves%s%s",
                          zParamSep, blob_str(&QueryParams));
  }
  blob_reset(&QueryParams);
  style_header("Leaves");
  login_anonymous_available();
  timeline_ss_submenu();
  cookie_render();
#if 0
  style_sidebox_begin("Nomenclature:", "33%");
  @ <ol>

  if( showClosed ){
    blob_append_sql(&sql," AND %z", leaf_is_closed_sql("blob.rid"));
  }else if( !showAll ){
    blob_append_sql(&sql," AND NOT %z", leaf_is_closed_sql("blob.rid"));
  }
  db_prepare(&q, "%s ORDER BY event.mtime DESC", blob_sql_text(&sql));
  blob_reset(&sql);
  tmFlags = TIMELINE_LEAFONLY | TIMELINE_NOSCROLL;
  if( fNg==0 ) tmFlags |= TIMELINE_GRAPH;
  if( fBrBg ) tmFlags |= TIMELINE_BRCOLOR;
  if( fUBg ) tmFlags |= TIMELINE_UCOLOR;
  www_print_timeline(
  www_print_timeline(&q, tmFlags, 0, 0, 0, 0);
    &q, TIMELINE_LEAFONLY|TIMELINE_GRAPH|TIMELINE_NOSCROLL, 0, 0, 0, 0);
  db_finalize(&q);
  @ <br />
  style_footer();
}

#if INTERFACE
/* Flag parameters to compute_uses_file() */