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 attachEvt("common", "unload", mresultUnload);
   8 attachEvt("common", "run", mresultDoSearch);
   9 attachEvt("mresult", "idsReceived", mresultSetRecords);
  10 attachEvt("mresult", "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         hideMe(G.ui.result.row_template);
  20         while( table.parentNode.rows.length <= getDisplayCount() )  /* add an extra row so IE and safari won't complain */
  21                 hideMe(table.appendChild(G.ui.result.row_template.cloneNode(true)));
  22
  23         if(getOffset() == 0 || getHitCount() == null ) {
  24         //      mresultGetCount();
  25                 mresultCollectIds(FETCH_MRIDS_FULL);
  26         } else {
  27                 runEvt('result', 'hitCountReceived');
  28                 mresultCollectIds(FETCH_MRIDS);
  29         }
  30 }
  31
  32 function mresultGetCount() {
  33         var form = (getForm() == "all") ? null : getForm();
  34         var req = new Request(FETCH_MRCOUNT,
  35                         getStype(), getTerm(), getLocation(), getDepth(), form );
  36         req.callback(mresultHandleCount);
  37         req.send();
  38 }
  39
  40 function mresultHandleCount(r) {
  41         HITCOUNT = parseInt(r.getResultObject());
  42         runEvt('result', 'hitCountReceived');
  43 }
  44
  45
  46 /* performs the actual search */
  47 function mresultCollectIds(method) {
  48
  49         if(getOffset() == 0) {
  50                 idsCookie.put(COOKIE_IDS,"");
  51                 idsCookie.write();
  52
  53         } else {
  54                 var c = JSON2js(idsCookie.get(COOKIE_IDS));
  55                 if(c && c.recs) { records = c.recs; ranks = c.ranks; }
  56         }
  57
  58         if(     getOffset() != 0 &&
  59                         records[getOffset()] != null &&
  60                         records[resultFinalPageIndex()] != null) {
  61                         mresultCollectRecords();
  62
  63         } else {
  64
  65                 var req = new Request(method, getStype(), getTerm(),
  66                         getLocation(), getDepth(), getDisplayCount() * 10, getOffset(), getForm() );
  67                 req.callback(mresultHandleMRIds);
  68                 req.send();
  69         }
  70 }
  71
  72 function mresultHandleMRIds(r) {
  73         var res = r.getResultObject();
  74
  75         if(res.count != null) {
  76                 HITCOUNT = res.count;
  77                 runEvt('result', 'hitCountReceived');
  78         }
  79         runEvt('mresult', 'idsReceived', res.ids);
  80 }
  81
  82 function mresultSetRecords(idstruct) {
  83         var o = getOffset();
  84         for( var x = o; x < idstruct.length + o; x++ ) {
  85                 if(idstruct[x-o] == null) break;
  86                 records[x] = parseInt(idstruct[x - o][0]);
  87                 ranks[x] = parseFloat(idstruct[x - o][1]);
  88         }
  89         idsCookie.put(COOKIE_IDS, js2JSON({ recs: records, ranks : ranks }) );
  90         idsCookie.write();
  91 }
  92
  93 function mresultCollectRecords() {
  94         var i = 0;
  95         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
  96                 if(isNull(records[x])) break;
  97                 var req = new Request(FETCH_MRMODS, records[x]);
  98                 req.request.userdata = i++;
  99                 req.callback(mresultHandleMods);
 100                 req.send();
 101         }
 102 }
 103
 104 function mresultHandleMods(r) {
 105         var rec = r.getResultObject();
 106         var pagePosition = r.userdata;
 107         runEvt('result', 'recordReceived', rec, pagePosition, true);
 108         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 109 }
 110
 111