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 hideMe($('copyright_block'));
  17
  18 function mresultDoSearch() {
  19
  20
  21         TFORM = null; /* clear the rresult tform var so it's not propogated */
  22
  23         swapCanvas($('loading_alt'));
  24         table = G.ui.result.main_table;
  25
  26         while( table.parentNode.rows.length <= (getDisplayCount() + 1) )
  27                 table.appendChild(G.ui.result.row_template.cloneNode(true));
  28
  29         if( (getSearches() || getAdvTerm()) && !getTerm() ) {
  30                 if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  31                 /*
  32                 if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvMARCIds();
  33                 */
  34
  35         } else {
  36                 _mresultCollectIds();
  37                 ADVTERM = "";
  38                 ADVTYPE = "";
  39         }
  40 }
  41
  42 /*
  43 function mresultLoadCachedSearch() {
  44         if( (getOffset() > 0) && (getOffset() < mresultPreCache) ) {
  45                 var c = JSON2js(cookieManager.read(COOKIE_IDS));
  46                 if(c) { records = c[0]; ranks = c[1]; }
  47         }
  48 }
  49 */
  50
  51 function mresultTryCachedSearch() {
  52         /* XXX */
  53         return false;
  54
  55         /*
  56         mresultLoadCachedSearch();
  57         if(     getOffset() != 0 && records[getOffset()] != null &&
  58                         records[resultFinalPageIndex()] != null) {
  59                 runEvt('result', 'hitCountReceived');
  60                 mresultCollectRecords();
  61                 return true;
  62         }
  63         return false;
  64         */
  65 }
  66
  67 function _mresultCollectIds() {
  68         if(getOffset() != 0 && mresultTryCachedSearch()) return;
  69         resultCollectSearchIds(true, SEARCH_MRS, mresultHandleMRIds );
  70 }
  71
  72 function mresultCollectAdvIds() {
  73         if(getOffset() != 0 && mresultTryCachedSearch()) return;
  74         resultCollectSearchIds(false, SEARCH_MRS, mresultHandleMRIds );
  75 }
  76
  77 /*
  78 function mresultCollectAdvMARCIds() {
  79         if(!mresultTryCachedSearch()) {
  80                 var form = (getForm() == "all") ? null : getForm();
  81                 var req = new Request(FETCH_ADV_MARC_MRIDS,
  82                         JSON2js(getAdvTerm()), getLocation(), form );
  83                 req.callback(mresultHandleMRIds);
  84                 req.send();
  85         }
  86 }
  87 */
  88
  89
  90 function mresultHandleMRIds(r) {
  91         var res = r.getResultObject();
  92         if(res.count != null) {
  93                 if( getOffset() == 0 ) HITCOUNT = res.count;
  94                 runEvt('result', 'hitCountReceived');
  95         }
  96         runEvt('result', 'idsReceived', res.ids);
  97 }
  98
  99
 100
 101 function mresultSetRecords(idstruct) {
 102         if(!idstruct) return;
 103         var o = getOffset();
 104         for( var x = o; x < idstruct.length + o; x++ ) {
 105                 if( idstruct[x-o] != null ) {
 106                         var r = parseInt(idstruct[x - o][0]);
 107                         var ra = parseFloat(idstruct[x - o][1]);
 108                         var or = parseInt(idstruct[x - o][2]);
 109                         if(!isNull(r) && !isNaN(r)) records[x] = r;
 110                         if(!isNull(ra) && !isNaN(ra)) ranks[x] = ra;
 111                         if(!isNull(or) && !isNaN(or)) onlyrecord[x] = or;
 112                 }
 113         }
 114
 115         /*
 116         if(getOffset() == 0) {
 117                 cookieManager.remove(COOKIE_IDS);
 118                 cookieManager.write(COOKIE_IDS, js2JSON([ records, ranks ]), '+1d' );
 119         }
 120         */
 121
 122         TOPRANK = ranks[getOffset()];
 123 }
 124
 125
 126
 127 function mresultCollectRecords() {
 128         if(getHitCount() > 0 ) runEvt("result", "preCollectRecords");
 129         var i = 0;
 130         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 131                 if(isNull(records[x])) break;
 132                 if(isNaN(records[x])) continue;
 133                 var req = new Request(FETCH_MRMODS, records[x]);
 134
 135                 req.request.userdata = i++;
 136
 137                 /* wait at most 15 seconds for the mods rec to come back */
 138                 /* this needs more testing  */
 139                 req.request.timeout(15);
 140                 req.request.abortCallback(
 141                         function(){
 142                                 recordsHandled++;
 143                                 if(resultPageIsDone()) {
 144                                         runEvt('result', 'allRecordsReceived', recordsCache);
 145                                         unHideMe($('copyright_block'));
 146                                 }
 147                         }
 148                 );
 149
 150                 req.callback(mresultHandleMods);
 151                 req.send();
 152         }
 153 }
 154
 155 function mresultHandleMods(r) {
 156         var rec = r.getResultObject();
 157         var pagePosition = r.userdata;
 158         runEvt('result', 'recordReceived', rec, pagePosition, true);
 159         if(rec) resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 160         if(resultPageIsDone()) {
 161                 runEvt('result', 'allRecordsReceived', recordsCache);
 162                 unHideMe($('copyright_block')); /* *** */
 163         }
 164 }
 165
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