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

   1 var records = {};
   2 var ranks = {};
   3 var onlyrecord = {};
   4 var table;
   5 var idsCookie = new cookieObject("ids", 1, "/", COOKIE_IDS);
   6
   7 attachEvt("common", "unload", mresultUnload);
   8 attachEvt("common", "run", mresultDoSearch);
   9 attachEvt("result", "idsReceived", mresultSetRecords);
  10 attachEvt("result", "idsReceived", mresultCollectRecords);
  11
  12
  13 function mresultUnload() { removeChildren(table); table = null;}
  14
  15 function mresultDoSearch() {
  16
  17         table = G.ui.result.main_table;
  18
  19         while( table.parentNode.rows.length <= (getDisplayCount() + 1) )  /* add an extra row so IE and safari won't complain */
  20                 table.appendChild(G.ui.result.row_template.cloneNode(true));
  21
  22         if(getOffset() == 0 || getHitCount() == null )
  23                 mresultCollectIds(FETCH_MRIDS_FULL);
  24         else
  25                 mresultCollectIds(FETCH_MRIDS);
  26 }
  27
  28 function mresultGetCount() {
  29         var form = (getForm() == "all") ? null : getForm();
  30         var req = new Request(FETCH_MRCOUNT,
  31                         getStype(), getTerm(), getLocation(), getDepth(), form );
  32         req.callback(mresultHandleCount);
  33         req.send();
  34 }
  35
  36 function mresultHandleCount(r) {
  37         HITCOUNT = parseInt(r.getResultObject());
  38         runEvt('result', 'hitCountReceived');
  39 }
  40
  41
  42 /* performs the actual search */
  43 function mresultCollectIds(method) {
  44
  45         if(getOffset() == 0) {
  46                 idsCookie.put(COOKIE_IDS,"[]");
  47                 idsCookie.write();
  48
  49         } else {
  50                 var c = JSON2js(idsCookie.get(COOKIE_IDS));
  51                 if(c && c.recs) { records = c.recs; ranks = c.ranks; }
  52         }
  53
  54         if(     getOffset() != 0 &&
  55                         records[getOffset()] != null &&
  56                         records[resultFinalPageIndex()] != null) {
  57                         runEvt('result', 'hitCountReceived');
  58                         mresultCollectRecords();
  59
  60         } else {
  61
  62                 var form = (getForm() == "all") ? null : getForm();
  63                 var req = new Request(method, getStype(), getTerm(),
  64                         getLocation(), getDepth(), 100, getOffset(), form );
  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                 if( getOffset() == 0 ) HITCOUNT = res.count;
  75                 runEvt('result', 'hitCountReceived');
  76         }
  77         runEvt('result', 'idsReceived', res.ids);
  78 }
  79
  80 function mresultSetRecords(idstruct) {
  81         if(!idstruct) return;
  82         var o = getOffset();
  83         for( var x = o; x < idstruct.length + o; x++ ) {
  84                 if(idstruct[x-o] == null) break;
  85                 records[x] = parseInt(idstruct[x - o][0]);
  86                 ranks[x] = parseFloat(idstruct[x - o][1]);
  87                 onlyrecord[x] = parseInt(idstruct[x - o][2]);
  88         }
  89         idsCookie.put(COOKIE_IDS, js2JSON({ recs: records, ranks : ranks }) );
  90         idsCookie.write();
  91         TOPRANK = ranks[getOffset()];
  92 }
  93
  94 function mresultCollectRecords() {
  95         runEvt("result", "preCollectRecords");
  96         var i = 0;
  97         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
  98                 if(isNull(records[x])) break;
  99                 if(isNaN(records[x])) continue;
 100                 var req = new Request(FETCH_MRMODS, records[x]);
 101                 req.request.userdata = i++;
 102                 req.callback(mresultHandleMods);
 103                 req.send();
 104         }
 105 }
 106
 107 function mresultHandleMods(r) {
 108         var rec = r.getResultObject();
 109         var pagePosition = r.userdata;
 110         runEvt('result', 'recordReceived', rec, pagePosition, true);
 111         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 112 }
 113
 114