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

   1 //var records = {};
   2 var records = [];
   3 var ranks = [];
   4 var onlyrecord = {};
   5 var table;
   6 var mresultPreCache = 200;
   7 var searchTimer;
   8
   9 attachEvt("common", "unload", mresultUnload);
  10 attachEvt("common", "run", mresultDoSearch);
  11 attachEvt("result", "idsReceived", mresultSetRecords);
  12 attachEvt("result", "idsReceived", mresultCollectRecords);
  13
  14 function mresultUnload() { removeChildren(table); table = null;}
  15
  16 function mresultDoSearch() {
  17
  18         if(getOffset() == 0) {
  19                 swapCanvas($('loading_alt'));
  20                 searchTimer = new Timer('searchTimer',$('loading_alt_span'));
  21                 searchTimer.start();
  22         }
  23
  24         table = G.ui.result.main_table;
  25
  26         while( table.parentNode.rows.length <= (getDisplayCount() + 1) )  /* add an extra row so IE and safari won't complain */
  27                 table.appendChild(G.ui.result.row_template.cloneNode(true));
  28
  29         if(getOffset() == 0 || getHitCount() == null ) {
  30                 if( getAdvTerm() && !getTerm() ) {
  31                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  32                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvMARCIds();
  33                         if(getAdvType() == ADVTYPE_ISBN ) mresultCollectAdvISBNIds();
  34                         if(getAdvType() == ADVTYPE_ISSN ) mresultCollectAdvISSNIds();
  35                 }
  36                 else {
  37                         mresultCollectIds(FETCH_MRIDS_FULL);
  38                         ADVTERM = "";
  39                         ADVTYPE = "";
  40                 }
  41
  42         } else  {
  43                 if( getAdvTerm() && !getTerm() ) {
  44                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  45                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvIds();
  46                 }
  47                 else {
  48                         mresultCollectIds(FETCH_MRIDS);
  49                         ADVTERM = "";
  50                         ADVTYPE = "";
  51                 }
  52         }
  53 }
  54
  55 /*
  56 function mresultGetCount() {
  57         var form = (getForm() == "all") ? null : getForm();
  58         var req = new Request(FETCH_MRCOUNT,
  59                         getStype(), getTerm(), getLocation(), getDepth(), form );
  60         req.callback(mresultHandleCount);
  61         req.send();
  62 }
  63
  64 function mresultHandleCount(r) {
  65         HITCOUNT = parseInt(r.getResultObject());
  66         alert('mresultHandleCount()');
  67         runEvt('result', 'hitCountReceived');
  68 }
  69 */
  70
  71
  72 function mresultLoadCachedSearch() {
  73         if( (getOffset() > 0) && (getOffset() < mresultPreCache) ) {
  74                 var c = JSON2js(cookieManager.read(COOKIE_IDS));
  75                 if(c) { records = c[0]; ranks = c[1]; }
  76         }
  77 }
  78
  79 function mresultTryCachedSearch() {
  80         mresultLoadCachedSearch();
  81         if(     getOffset() != 0 && records[getOffset()] != null &&
  82                         records[resultFinalPageIndex()] != null) {
  83
  84                 runEvt('result', 'hitCountReceived');
  85                 mresultCollectRecords();
  86                 return true;
  87         }
  88         return false;
  89 }
  90
  91
  92 /* performs the actual search */
  93 function mresultCollectIds(method) {
  94         if(!mresultTryCachedSearch()) {
  95                 var form = (getForm() == "all") ? null : getForm();
  96                 var req = new Request(method, getStype(), getTerm(),
  97                         getLocation(), getDepth(), mresultPreCache, getOffset(), form );
  98                 req.callback(mresultHandleMRIds);
  99                 req.send();
 100         }
 101 }
 102
 103
 104 function mresultCollectAdvIds() {
 105         if(!mresultTryCachedSearch()) {
 106                 var form = (getForm() == "all") ? null : getForm();
 107                 var req = new Request(FETCH_ADV_MRIDS,
 108                         JSON2js(getAdvTerm()), getLocation(), form, mresultPreCache );
 109                 req.callback(mresultHandleMRIds);
 110                 req.send();
 111         }
 112 }
 113
 114 function mresultCollectAdvMARCIds() {
 115         if(!mresultTryCachedSearch()) {
 116                 var form = (getForm() == "all") ? null : getForm();
 117                 var req = new Request(FETCH_ADV_MARC_MRIDS,
 118                         JSON2js(getAdvTerm()), getLocation(), form );
 119                 req.callback(mresultHandleMRIds);
 120                 req.send();
 121         }
 122 }
 123
 124 function mresultCollectAdvISBNIds() {
 125         if(!mresultTryCachedSearch()) {
 126                 var req = new Request(FETCH_ADV_ISBN_MRIDS, getAdvTerm() );
 127                 req.callback(mresultHandleMRIds);
 128                 req.send();
 129         }
 130 }
 131
 132 function mresultCollectAdvISSNIds() {
 133         if(!mresultTryCachedSearch()) {
 134                 var req = new Request(FETCH_ADV_ISSN_MRIDS, getAdvTerm() );
 135                 req.callback(mresultHandleMRIds);
 136                 req.send();
 137         }
 138 }
 139
 140
 141
 142 function mresultHandleMRIds(r) {
 143         var res = r.getResultObject();
 144
 145         if(res.count != null) {
 146                 if( getOffset() == 0 ) HITCOUNT = res.count;
 147                 runEvt('result', 'hitCountReceived');
 148         }
 149         runEvt('result', 'idsReceived', res.ids);
 150 }
 151
 152 function mresultSetRecords(idstruct) {
 153         if(!idstruct) return;
 154         var o = getOffset();
 155
 156         for( var x = o; x < idstruct.length + o; x++ ) {
 157                 if( idstruct[x-o] != null ) {
 158                         var r = parseInt(idstruct[x - o][0]);
 159                         var ra = parseFloat(idstruct[x - o][1]);
 160                         var or = parseInt(idstruct[x - o][2]);
 161                         if(!isNull(r) && !isNaN(r)) records[x] = r;
 162                         if(!isNull(ra) && !isNaN(ra)) ranks[x] = ra;
 163                         if(!isNull(or) && !isNaN(or)) onlyrecord[x] = or;
 164                 }
 165         }
 166
 167         if(getOffset() == 0) {
 168                 cookieManager.remove(COOKIE_IDS);
 169                 cookieManager.write(COOKIE_IDS, js2JSON([ records, ranks ]), '+1d' );
 170         }
 171
 172         TOPRANK = ranks[getOffset()];
 173 }
 174
 175 function mresultCollectRecords() {
 176         if(getHitCount() > 0 ) runEvt("result", "preCollectRecords");
 177         var i = 0;
 178         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 179                 if(isNull(records[x])) break;
 180                 if(isNaN(records[x])) continue;
 181                 var req = new Request(FETCH_MRMODS, records[x]);
 182                 req.request.userdata = i++;
 183                 req.callback(mresultHandleMods);
 184                 req.send();
 185         }
 186 }
 187
 188 function mresultHandleMods(r) {
 189         var rec = r.getResultObject();
 190         var pagePosition = r.userdata;
 191         runEvt('result', 'recordReceived', rec, pagePosition, true);
 192         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 193 }
 194
 195