library/options.js.php

   1 <?php
   2 // Copyright (C) 2014 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 is the place to put JavaScript functions that are needed to support
  10 // options.inc.php. Include this in the <head> section of relevant modules.
  11 // It's a .php module so that translation can be supported.
  12 ?>
  13 <script type="text/javascript">
  14
  15 // JavaScript support for date types when the A or B edit option is used.
  16 // Called to recompute displayed age dynamically when the corresponding date is
  17 // changed. Must generate the same age formats as the oeFormatAge() function.
  18 //
  19 function updateAgeString(fieldid, asof, format) {
  20   var datefld = document.getElementById('form_' + fieldid);
  21   var f = datefld.form;
  22   var age = '';
  23   var date1 = new Date(datefld.value);
  24   var date2 = asof ? new Date(asof) : new Date();
  25   if (format == 3) {
  26     // Gestational age.
  27     var msecs = date2.getTime() - date1.getTime();
  28     var days  = Math.round(msecs / (24 * 60 * 60 * 1000));
  29     var weeks = Math.floor(days / 7);
  30     days = days % 7;
  31     age = '<?php echo xls('Gest age') ?> ' +
  32       weeks + (weeks == 1 ? ' <?php echo xls('week') ?>' : ' <?php echo xls('weeks') ?>') + ' ' +
  33       days  + (days  == 1 ? ' <?php echo xls('day' ) ?>' : ' <?php echo xls('days' ) ?>');
  34   }
  35   else {
  36     // Years or months.
  37     var dayDiff   = date2.getDate()     - date1.getDate();
  38     var monthDiff = date2.getMonth()    - date1.getMonth();
  39     var yearDiff  = date2.getFullYear() - date1.getFullYear();
  40     var ageInMonths = yearDiff * 12 + monthDiff;
  41     if (dayDiff < 0) --ageInMonths;
  42     if (format == 1 || (format == 0 && ageInMonths >= 24)) {
  43       age = yearDiff;
  44       if (monthDiff < 0 || (monthDiff == 0 && dayDiff < 0)) --age;
  45       age = '' + age;
  46     }
  47     else {
  48       age = '' + ageInMonths;
  49       if (format == 0) {
  50         age = age + ' ' + (ageInMonths == 1 ? '<?php echo xls('month') ?>' : '<?php echo xls('months') ?>');
  51       }
  52     }
  53     if (age != '') age = '<?php echo xls('Age') ?> ' + age;
  54   }
  55   document.getElementById('span_' + fieldid).innerHTML = age;
  56 }
  57
  58 // Function to show or hide form fields (and their labels) depending on "skip conditions"
  59 // defined in the layout.
  60 //
  61 var cskerror = false; // to avoid repeating error messages
  62 function checkSkipConditions() {
  63   var myerror = cskerror;
  64   var prevandor = '';
  65   var prevcond = false;
  66   for (var i = 0; i < skipArray.length; ++i) {
  67     var target   = skipArray[i].target;
  68     var id       = skipArray[i].id;
  69     var itemid   = skipArray[i].itemid;
  70     var operator = skipArray[i].operator;
  71     var value    = skipArray[i].value;
  72     var is_radio = false;
  73     var tofind = id;
  74
  75     if (itemid) tofind += '[' + itemid + ']';
  76     // Some different source IDs are possible depending on the data type.
  77     var srcelem = document.getElementById('check_' + tofind);
  78     var radio_id='form_' + tofind + '[' + value + ']';
  79     if(typeof document.getElementById(radio_id)!=="undefined"){
  80         srcelem = document.getElementById(radio_id);
  81         is_radio = true;
  82     }
  83     if (srcelem == null) srcelem = document.getElementById('radio_' + tofind);
  84     if (srcelem == null) srcelem = document.getElementById('form_' + tofind);
  85     if (srcelem == null) srcelem = document.getElementById('text_' + tofind);
  86
  87     if (srcelem == null) {
  88       if (!cskerror) alert('<?php echo xls('Cannot find a skip source field for'); ?> "' + tofind + '"');
  89       myerror = true;
  90       continue;
  91     }
  92
  93     var condition = false;
  94
  95
  96     if ( is_radio){
  97         for (var k = 0; k < document.getElementsByName('form_' + tofind).length; k++){
  98             if (document.getElementsByName('form_' + tofind)[k].checked){
  99                 var elem_val= document.getElementsByName('form_' + tofind)[k].value;
 100             }
 101         }
 102     }else if( typeof srcelem.options!=="undefined"){
 103         var elem_val=srcelem.options[srcelem.selectedIndex].text;
 104     }else{
 105         var elem_val=srcelem.value;
 106         if(elem_val == null) elem_val = srcelem.innerText;
 107
 108     }
 109     if (operator == 'eq') condition = elem_val == value; else
 110     if (operator == 'ne') condition = elem_val != value; else
 111     if (operator == 'se') condition = srcelem.checked       ; else
 112     if (operator == 'ns') condition = !srcelem.checked;
 113
 114     // Logic to accumulate multiple conditions for the same target.
 115     // alert('target = ' + target + ' prevandor = ' + prevandor + ' prevcond = ' + prevcond); // debugging
 116     if (prevandor == 'and') condition = condition && prevcond; else
 117     if (prevandor == 'or' ) condition = condition || prevcond;
 118     prevandor = skipArray[i].andor;
 119     prevcond = condition;
 120     var j = i + 1;
 121     if (j < skipArray.length && skipArray[j].target == target) continue;
 122
 123     // At this point condition indicates if the target should be hidden.
 124
 125     var trgelem1 = document.getElementById('label_id_' + target);
 126     var trgelem2 = document.getElementById('value_id_' + target);
 127
 128     if (trgelem1 == null && trgelem2 == null) {
 129         var trgelem1 = document.getElementById('label_' + target);
 130         var trgelem2 = document.getElementById('text_' + target);
 131         if(trgelem2 == null){
 132             trgelem2 = document.getElementById('form_' + target);
 133         }
 134         if (trgelem1 == null && trgelem2 == null) {
 135             if (!cskerror) alert('<?php echo xls('Cannot find a skip target field for'); ?> "' + target + '"');
 136             myerror = true;
 137             continue;
 138         }
 139     }
 140     // If the item occupies a whole row then undisplay its row, otherwise hide its cells.
 141     var colspan = 0;
 142     if (trgelem1) colspan += trgelem1.colSpan;
 143     if (trgelem2) colspan += trgelem2.colSpan;
 144     if (colspan < 4) {
 145       if (trgelem1) trgelem1.style.visibility = condition ? 'hidden' : 'visible';
 146       if (trgelem2) trgelem2.style.visibility = condition ? 'hidden' : 'visible';
 147     }
 148     else {
 149       if (trgelem1) trgelem1.parentNode.style.display = condition ? 'none' : '';
 150       else          trgelem2.parentNode.style.display = condition ? 'none' : '';
 151     }
 152   }
 153   // If any errors, all show in the first pass and none in subsequent passes.
 154   cskerror = cskerror || myerror;
 155 }
 156
 157 </script>