Evergreen/staff_client/chrome/content/evergreen/cat/marc_fixed.js

   1 function pad_fixed(value,field) {
   2         var padding = '';
   3         if (field == '008') {
   4                 for (var i = value.length; i<40; i++) {
   5                         padding = padding + ' ';
   6                 }
   7         } else if (field == 'LDR') {
   8                 for (var i = value.length; i<24; i++) {
   9                         padding = padding + ' ';
  10                 }
  11         }
  12         return padding;
  13 }
  14
  15
  16 function handle_fixed_change(ev) {
  17         mw.sdump('D_CAT','Entering handle_fixed_change\n');
  18         if (ev.target.tagName != 'textbox') { mw.sdump('D_CAT','early exit\n'); return; }
  19         var t = ev.target;
  20         var field = t.getAttribute('field');
  21         var spos = t.getAttribute('spos');
  22         var epos = t.getAttribute('epos');
  23         var size = t.getAttribute('size');
  24         if ( (epos - spos + 1) != size ) {
  25                 mw.sdump('D_CAT','Invalid fixed field DTD: field='+field+' spos='+spos+
  26                         ' epos='+epos+' size='+size+'\n');
  27                 alert('Invalid fixed field DTD: field='+field+' spos='+spos+
  28                         ' epos='+epos+' size='+size+'\n');
  29         }
  30         if (t.value.length > size) {
  31                 t.value = t.value.substr(0,size);
  32         } else if (t.value.length < size) {
  33                 var padding = '';
  34                 for (var i = 0; i<(size-t.value.length); i++) {
  35                         padding = padding + ' ';
  36                 }
  37                 t.value = t.value + padding;
  38         }
  39         var fixed = find_textbox('ctrl_rows', field);
  40         //mw.sdump('D_CAT','length of fixed: ' + fixed.value.length + '\n');
  41         fixed.value = fixed.value + pad_fixed(fixed.value,field);
  42         mw.sdump('D_CAT','length of fixed: ' + fixed.value.length + '\n');
  43
  44         //mw.sdump('D_CAT','field='+field+' spos='+spos+' epos='+epos+' size='+size+' t="'+t.value+'"\n');
  45         mw.sdump('D_CAT','replacing "'+fixed.value+'"\n');
  46         fixed.value = fixed.value.substr(0,spos) + t.value + fixed.value.substr(1+Number(epos));
  47         mw.sdump('D_CAT','     with "'+fixed.value+'"\n');
  48 }
  49
  50 function find_textbox(where, field) {
  51         var rows = document.getElementById(where).childNodes;
  52         var ideal_sibling;
  53         for (var r in rows) {
  54                 if (typeof(rows[r])=='object') {
  55                         //mw.sdump('D_CAT',r + ':' + rows[r] + '\n');
  56                         var t = rows[r].childNodes[0].firstChild;
  57                         if (t.value == field) {
  58                                 return rows[r].childNodes[1].firstChild;
  59                         } else if (t.value < field) {
  60                                 ideal_sibling = rows[r];
  61                         }
  62                 }
  63         }
  64         var new_r = build_ctrl_row('ctrl_' + new_row_id--);
  65         new_r.setAttribute('notempty','true');
  66         new_r.setAttribute('newnode','true');
  67         if (ideal_sibling.nextSibling) {
  68                 rows.insertBefore(new_r,ideal_sibling.nextSibling);
  69         } else {
  70                 rows.appendChild(new_r);
  71         }
  72         new_r.childNodes[0].firstChild.value = field;
  73         new_r.childNodes[1].firstChild.value = padding;
  74         return new_r.childNodes[1].firstChild;
  75 }
  76
  77 function fixed_fields_update_all(grid) {
  78         var g = document.getElementById(grid);
  79         var nl = g.getElementsByTagName('textbox');
  80         for (var i in nl) {
  81                 if (typeof(nl[i])=='object') {
  82                         var t = nl[i];
  83                         var field = t.getAttribute('field');
  84                         var spos = t.getAttribute('spos');
  85                         var epos = t.getAttribute('epos');
  86                         var size = t.getAttribute('size');
  87                         var data = find_textbox('ctrl_rows',field);
  88                         data.value = data.value + pad_fixed(data.value,field);
  89                         t.value = data.value.substr(spos,size);
  90                 }
  91         }
  92 }
  93
  94
  95 function fixed_fields_hide_all(grid) {
  96         var g = document.getElementById(grid);
  97         var nl = g.getElementsByTagName('label');
  98         for (var i in nl) {
  99                 if (typeof(nl[i])=='object') {
 100                         nl[i].setAttribute('hidden','true');
 101                 }
 102         }
 103         nl = g.getElementsByTagName('textbox');
 104         for (var i in nl) {
 105                 if (typeof(nl[i])=='object') {
 106                         nl[i].setAttribute('hidden','true');
 107                 }
 108         }
 109 }
 110
 111 function fixed_fields_show_all(grid) {
 112         var g = document.getElementById(grid);
 113         var nl = g.getElementsByTagName('label');
 114         for (var i in nl) {
 115                 if (typeof(nl[i])=='object') {
 116                         nl[i].setAttribute('hidden','false');
 117                 }
 118         }
 119         nl = g.getElementsByTagName('textbox');
 120         for (var i in nl) {
 121                 if (typeof(nl[i])=='object') {
 122                         nl[i].setAttribute('hidden','false');
 123                 }
 124         }
 125 }
 126
 127 function fixed_fields_show_only(grid,attr) {
 128         fixed_fields_hide_all(grid);
 129         fixed_fields_update_all(grid);
 130         var g = document.getElementById(grid);
 131         var nl = g.getElementsByTagName('label');
 132         for (var i in nl) {
 133                 if (typeof(nl[i])=='object') {
 134                         if (nl[i].getAttribute(attr) == 'true') {
 135                                 nl[i].setAttribute('hidden','false');
 136                         }
 137                 }
 138         }
 139         nl = g.getElementsByTagName('textbox');
 140         for (var i in nl) {
 141                 if (typeof(nl[i])=='object') {
 142                         if (nl[i].getAttribute(attr) == 'true') {
 143                                 nl[i].setAttribute('hidden','false');
 144                         }
 145                 }
 146         }
 147 }
 148
 149