KrishnaSays.js: Difference between revisions

Latest revision as of 20:42, 19 February 2023

/* included in Common.js for page 'Krishna_says_in_Bhagavad-gita' */
function adjustWiki() { 
  /* switch tooltip texts from content-div to label-div */
  const v_labels = Array.from(document.getElementsByClassName("tabs-label"));
  const v_content = Array.from(document.getElementsByClassName("tabs-content"));
  for (var i = 0; i < v_labels.length; i++) {
    v_labels[i].title = v_content[i].title;
    v_content[i].title = "";
  }
  /* adjust wikitables */
  var arr = Array.from(document.getElementsByClassName("wikitable"));
  for (var t = 0; t < arr.length; t++) {
    /* insert THEAD in wikitable */
    var thead = document.createElement("thead");
    thead.style.display = "block";
    var wtbl = arr[t];
    wtbl.insertBefore(thead, wtbl.firstChild);
    /* move first row of TBODY to THEAD */
    thead.appendChild(wtbl.rows[0]);
    /* make TBODY scrollable */
    var tbody = wtbl.tBodies[0];
    tbody.style.display = "block";
    tbody.style.overflowY = "auto";
    tbody.style.maxHeight = "500px";    
    for (var r = 0; r < wtbl.rows.length; r++) {
      var row = wtbl.rows[r];
      /* adjust column widths and hide from-until columns */
      row.cells[0].classList = "cw_0";
      row.cells[1].classList = "cw_150";
      row.cells[2].classList = "cw_500";
      /* mark the text */ 
      if (r == 0) continue;
      var v_text = row.cells[2].textContent;
      var v_html = ""; var v_from = 0;
      var marks = JSON.parse(row.cells[0].textContent.replaceAll("O", "[").replaceAll("C", "]"));
      for (var m = 0; m < marks.length; m++) {
        v_html += 
          v_text.substr(v_from,marks[m][0]-v_from) + "<mark>" +
          v_text.substr(marks[m][0],marks[m][1]-marks[m][0]+1) + "</mark>";
        v_from = marks[m][1]+1;
      }
      v_html += v_text.substr(v_from);
      row.cells[2].innerHTML = v_html;
    }
  }
}