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

   1 var records = {};
   2 var ranks = {};
   3 var table;
   4 var rowtemplate;
   5 var idsCookie = new cookieObject("ids", 1, "/", COOKIE_IDS);
   6
   7 G.evt.common.unload.push(mresultUnload);
   8 G.evt.mresult.run.push(mresultDoSearch);
   9 G.evt.mresult.idsReceived.push(mresultSetRecords, mresultCollectRecords);
  10
  11 function mresultUnload() { removeChildren(table); table = null;}
  12
  13 function mresultDoSearch() {
  14
  15         table = G.ui.result.main_table;
  16
  17         hideMe(G.ui.result.row_template);
  18         while( table.parentNode.rows.length <= getDisplayCount() )  /* add an extra row so IE and safari won't complain */
  19                 hideMe(table.appendChild(G.ui.result.row_template.cloneNode(true)));
  20
  21         if(getOffset() == 0 || getHitCount() == null ) {
  22         //      mresultGetCount();
  23                 mresultCollectIds(FETCH_MRIDS_FULL);
  24         } else {
  25                 runEvt('result', 'hitCountReceived');
  26                 mresultCollectIds(FETCH_MRIDS);
  27         }
  28 }
  29
  30 function mresultGetCount() {
  31         var form = (getForm() == "all") ? null : getForm();
  32         var req = new Request(FETCH_MRCOUNT,
  33                         getStype(), getTerm(), getLocation(), getDepth(), form );
  34         req.callback(mresultHandleCount);
  35         req.send();
  36 }
  37
  38 function mresultHandleCount(r) {
  39         HITCOUNT = parseInt(r.getResultObject());
  40         runEvt('result', 'hitCountReceived');
  41 }
  42
  43
  44 /* performs the actual search */
  45 function mresultCollectIds(method) {
  46
  47         if(getOffset() == 0) {
  48                 idsCookie.put(COOKIE_IDS,"");
  49                 idsCookie.write();
  50
  51         } else {
  52                 var c = JSON2js(idsCookie.get(COOKIE_IDS));
  53                 if(c && c.recs) { records = c.recs; ranks = c.ranks; }
  54         }
  55
  56         if(     getOffset() != 0 &&
  57                         records[getOffset()] != null &&
  58                         records[resultFinalPageIndex()] != null) {
  59                         mresultCollectRecords();
  60
  61         } else {
  62
  63                 var req = new Request(method, getStype(), getTerm(),
  64                         getLocation(), getDepth(), getDisplayCount() * 10, getOffset(), getForm() );
  65                 req.callback(mresultHandleMRIds);
  66                 req.send();
  67         }
  68 }
  69
  70 function mresultHandleMRIds(r) {
  71         var res = r.getResultObject();
  72
  73         if(res.count != null) {
  74                 HITCOUNT = res.count;
  75                 runEvt('result', 'hitCountReceived');
  76         }
  77         runEvt('mresult', 'idsReceived', res.ids);
  78 }
  79
  80 function mresultSetRecords(idstruct) {
  81         var o = getOffset();
  82         for( var x = o; x < idstruct.length + o; x++ ) {
  83                 if(idstruct[x-o] == null) break;
  84                 records[x] = parseInt(idstruct[x - o][0]);
  85                 ranks[x] = parseFloat(idstruct[x - o][1]);
  86         }
  87         idsCookie.put(COOKIE_IDS, js2JSON({ recs: records, ranks : ranks }) );
  88         idsCookie.write();
  89 }
  90
  91 function mresultCollectRecords() {
  92         var i = 0;
  93         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
  94                 if(isNull(records[x])) break;
  95                 var req = new Request(FETCH_MRMODS, records[x]);
  96                 req.request.userdata = i++;
  97                 req.callback(mresultHandleMods);
  98                 req.send();
  99         }
 100 }
 101
 102 function mresultHandleMods(r) {
 103         var rec = r.getResultObject();
 104         var pagePosition = r.userdata;
 105         runEvt('result', 'recordReceived', rec, pagePosition, true);
 106         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 107 }
 108
 109