Open-ILS/web/opac/skin/default/js/depth_selector.js

   1
   2 attachEvt( "common", "locationChanged", updateLoc );
   3
   4 var _ds;
   5 var _libselspan;
   6 var _libselslink;
   7 var _dselspan;
   8 var _newlocation = null;
   9
  10 function depthSelInit() {
  11         _ds = $('depth_selector');
  12         _ds.onchange = depthSelectorChanged;
  13         _libselspan = $('lib_selector_span');
  14         _libsellink = $('lib_selector_link');
  15         _dselspan = $('depth_selector_span');
  16
  17         if( getLocation() == globalOrgTree.id() ) {
  18                 unHideMe( _libselspan );
  19                 _libsellink.onclick = _opacHandleLocationTagClick;
  20         } else {
  21                 unHideMe( _dselspan );
  22                 buildLocationSelector();
  23         }
  24
  25         setSelector(_ds,        getDepth());
  26         _newlocation = getLocation();
  27 }
  28
  29
  30 var orgTreeIsBuilt = false;
  31 function _opacHandleLocationTagClick() {
  32
  33         swapCanvas(G.ui.common.org_container);
  34
  35         if(!orgTreeIsBuilt) {
  36                 drawOrgTree();
  37                 orgTreeIsBuilt = true;
  38         }
  39
  40 }
  41
  42 function depthSelGetDepth() {
  43         var depth = parseInt(_ds.options[_ds.selectedIndex].value);
  44         if(isNaN(depth)) depth = 0;
  45         return depth;
  46 }
  47
  48 function depthSelectorChanged() {
  49         var i = _ds.selectedIndex;
  50         if( i == _ds.options.length - 1 ) {
  51                 setSelector( _ds, getDepth() );
  52                 _opacHandleLocationTagClick();
  53         } else {
  54                 /* this re-submits the search when they change the search range
  55                         disabled for testing...
  56                         */
  57                 /*runEvt('common', 'depthChanged');*/
  58         }
  59 }
  60
  61 var chooseAnotherNode;
  62 function buildLocationSelector(newLoc) {
  63
  64         var loc;
  65         if(newLoc != null) loc = newLoc;
  66         else loc = getLocation();
  67
  68         if( loc == globalOrgTree.id() ) return;
  69
  70         var selector = _ds;
  71         if(!chooseAnotherNode)
  72                 chooseAnotherNode = selector.removeChild(
  73                         selector.getElementsByTagName("option")[0]);
  74         var node = chooseAnotherNode;
  75         removeChildren(selector);
  76
  77         var location = findOrgUnit(loc);
  78         var type;
  79         if (location) type = findOrgType(location.ou_type());
  80
  81         while( type && location ) {
  82                 var n = node.cloneNode(true);
  83                 n.setAttribute("value", type.depth());
  84                 removeChildren(n);
  85                 n.appendChild(text(type.opac_label()));
  86                 selector.appendChild(n);
  87                 location = findOrgUnit(location.parent_ou());
  88                 if(location) type = findOrgType(location.ou_type());
  89                 else type = null;
  90         }
  91
  92         selector.appendChild(node);
  93 }
  94
  95 function getNewSearchDepth() { return newSearchDepth; }
  96 function getNewSearchLocation() { return (isNull(_newlocation)) ? LOCATION : _newlocation; }
  97 function depthSelGetNewLoc() { return getNewSearchLocation(); }
  98
  99 function updateLoc(location, depth) {
 100         if( depth != null ) {
 101                 if(depth != 0 ){
 102                         _libsellink.onclick = _opacHandleLocationTagClick;
 103                         if( location == globalOrgTree.id() ) {
 104                                 hideMe( _dselspan );
 105                                 unHideMe( _libselspan );
 106                         } else {
 107                                 buildLocationSelector(location);
 108                                 hideMe( _libselspan );
 109                                 unHideMe( _dselspan );
 110                         }
 111                 }
 112
 113                 setSelector(_ds, depth);
 114                 newSearchDepth = depth;
 115         }
 116
 117         _newlocation = location;
 118         runEvt('common','locationUpdated', location);
 119 }
 120
 121
 122