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         //      mresultGetCount();
  24                 mresultCollectIds(FETCH_MRIDS_FULL);
  25         } else {
  26                 //runEvt('result', 'hitCountReceived');
  27                 mresultCollectIds(FETCH_MRIDS);
  28         }
  29 }
  30
  31 function mresultGetCount() {
  32         var form = (getForm() == "all") ? null : getForm();
  33         var req = new Request(FETCH_MRCOUNT,
  34                         getStype(), getTerm(), getLocation(), getDepth(), form );
  35         req.callback(mresultHandleCount);
  36         req.send();
  37 }
  38
  39 function mresultHandleCount(r) {
  40         HITCOUNT = parseInt(r.getResultObject());
  41         runEvt('result', 'hitCountReceived');
  42 }
  43
  44
  45 /* performs the actual search */
  46 function mresultCollectIds(method) {
  47
  48         if(getOffset() == 0) {
  49                 idsCookie.put(COOKIE_IDS,"[]");
  50                 idsCookie.write();
  51
  52         } else {
  53                 var c = JSON2js(idsCookie.get(COOKIE_IDS));
  54                 if(c && c.recs) { records = c.recs; ranks = c.ranks; }
  55         }
  56
  57         if(     getOffset() != 0 &&
  58                         records[getOffset()] != null &&
  59                         records[resultFinalPageIndex()] != null) {
  60                         runEvt('result', 'hitCountReceived');
  61                         mresultCollectRecords();
  62
  63         } else {
  64
  65                 var form = (getForm() == "all") ? null : getForm();
  66                 var req = new Request(method, getStype(), getTerm(),
  67                         getLocation(), getDepth(), 100, getOffset(), form );
  68                 req.callback(mresultHandleMRIds);
  69                 req.send();
  70         }
  71 }
  72
  73 function mresultHandleMRIds(r) {
  74         var res = r.getResultObject();
  75
  76         if(res.count != null) {
  77                 if( getOffset() == 0 ) HITCOUNT = res.count;
  78                 runEvt('result', 'hitCountReceived');
  79         }
  80         runEvt('result', 'idsReceived', res.ids);
  81 }
  82
  83 function mresultSetRecords(idstruct) {
  84         if(!idstruct) return;
  85         var o = getOffset();
  86         for( var x = o; x < idstruct.length + o; x++ ) {
  87                 if(idstruct[x-o] == null) break;
  88                 records[x] = parseInt(idstruct[x - o][0]);
  89                 ranks[x] = parseFloat(idstruct[x - o][1]);
  90                 onlyrecord[x] = parseInt(idstruct[x - o][2]);
  91         }
  92         idsCookie.put(COOKIE_IDS, js2JSON({ recs: records, ranks : ranks }) );
  93         idsCookie.write();
  94         TOPRANK = ranks[getOffset()];
  95 }
  96
  97 function mresultCollectRecords() {
  98         runEvt("result", "preCollectRecords");
  99         var i = 0;
 100         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 101                 if(isNull(records[x])) break;
 102                 if(isNaN(records[x])) continue;
 103                 var req = new Request(FETCH_MRMODS, records[x]);
 104                 req.request.userdata = i++;
 105                 req.callback(mresultHandleMods);
 106                 req.send();
 107         }
 108 }
 109
 110 function mresultHandleMods(r) {
 111         var rec = r.getResultObject();
 112         var pagePosition = r.userdata;
 113         runEvt('result', 'recordReceived', rec, pagePosition, true);
 114         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 115 }
 116
 117