sites/default/LBF/LBFfms.plugin.php

   1 <?php
   2 // Copyright (C) 2010 Rod Roark <rod@sunsetsystems.com>
   3 //
   4 // This program is free software; you can redistribute it and/or
   5 // modify it under the terms of the GNU General Public License
   6 // as published by the Free Software Foundation; either version 2
   7 // of the License, or (at your option) any later version.
   8
   9 // This provides enhancement functions for the LBFfms visit form,
  10 // "Functional Movement Screening".  It is invoked by
  11 // interface/forms/LBF/new.php.
  12
  13 // The purpose of this function is to create JavaScript for the <head>
  14 // section of the page.  This in turn defines desired javaScript
  15 // functions.
  16 //
  17 function LBFfms_javascript()
  18 {
  19     global $formid;
  20
  21     echo "// Array identifying the numeric '0-3' fields.
  22 var fms_numeric = [
  23  'squat',
  24  'hurdle_l',
  25  'lunge_l',
  26  'sho_l',
  27  'actslr_l',
  28  'tspu',
  29  'spine',
  30  'rotary_l'];
  31 ";
  32
  33     echo "// A numeric '0-3' field has changed.
  34 function fms_numeric_changed(e) {
  35  var f = document.forms[0];
  36  // Check if the entry is a valid digit.
  37  var val = parseInt(e.value);
  38  if (isNaN(val) || val < 0 || val > 3) {
  39   e.value = '';
  40   return;
  41  }
  42  // Propagate values to the read-only second column.
  43  var name = e.name;
  44  var namepref = name.substring(0, name.length - 2); // removing the '_1'.
  45  var namelr = namepref.substring(namepref.length - 2, namepref.length);
  46  var name2 = namepref; // this will be the target
  47  // If this is a Left or Right field, we propagate the lower of the two
  48  // to the Left row in column 2.
  49  if (namelr == '_l') {
  50   var tmp = parseInt(f[namepref.substring(0,namepref.length-1) + 'r_1'].value);
  51   if (!isNaN(tmp) && tmp < val) val = tmp;
  52  }
  53  else if (namelr == '_r') {
  54   name2 = namepref.substring(0,namepref.length-1) + 'l';
  55   var tmp = parseInt(f[namepref.substring(0,namepref.length-1) + 'l_1'].value);
  56   if (!isNaN(tmp) && tmp < val) val = tmp;
  57  }
  58  f[name2 + '_2'].value = val;
  59  // Tally up the propagated values.
  60  var sum = 0;
  61  for (var i = 0; i < fms_numeric.length; ++i) {
  62   var val = parseInt(f['form_' + fms_numeric[i] + '_2'].value);
  63   if (!isNaN(val)) sum += val;
  64  }
  65  f.form_total.value = sum;
  66 }
  67 ";
  68 }
  69
  70 // The purpose of this function is to create JavaScript that is run
  71 // once when the page is loaded.
  72 //
  73 function LBFfms_javascript_onload()
  74 {
  75     echo "
  76 var f = document.forms[0];
  77 for (var i = 0; i < fms_numeric.length; ++i) {
  78  var namepref = 'form_' + fms_numeric[i];
  79  f[namepref + '_2'].readOnly = true;
  80  var ename = namepref + '_1';
  81  f[ename].onchange = function () { fms_numeric_changed(this); };
  82   var namelr = namepref.substring(namepref.length - 2, namepref.length);
  83  if (namelr == '_l') {
  84   ename = namepref.substring(0,namepref.length-1) + 'r_1';
  85   f[ename].onchange = function () { fms_numeric_changed(this); };
  86  }
  87 }
  88 f.form_total.readOnly = true;
  89 ";
  90 }