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         /* add an extra row so IE and safari won't complain */
  27         while( table.parentNode.rows.length <= (getDisplayCount() + 1) )
  28                 table.appendChild(G.ui.result.row_template.cloneNode(true));
  29
  30         /*
  31         if(getOffset() == 0 || getHitCount() == null ) {
  32                 if( getAdvTerm() && !getTerm() ) {
  33                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  34                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvMARCIds();
  35                         if(getAdvType() == ADVTYPE_ISBN ) mresultCollectAdvISBNIds();
  36                         if(getAdvType() == ADVTYPE_ISSN ) mresultCollectAdvISSNIds();
  37
  38                 } else {
  39                         mresultCollectIds(FETCH_MRIDS_FULL);
  40                         ADVTERM = "";
  41                         ADVTYPE = "";
  42                 }
  43
  44         } else  {
  45                 if( getAdvTerm() && !getTerm() ) {
  46                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  47                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvIds();
  48
  49                 } else {
  50                         mresultCollectIds(FETCH_MRIDS);
  51                         ADVTERM = "";
  52                         ADVTYPE = "";
  53                 }
  54         }
  55         */
  56
  57         if( getAdvTerm() && !getTerm() ) {
  58                 if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  59                 if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvMARCIds();
  60                 if(getAdvType() == ADVTYPE_ISBN ) mresultCollectAdvISBNIds();
  61                 if(getAdvType() == ADVTYPE_ISSN ) mresultCollectAdvISSNIds();
  62
  63         } else {
  64                 _mresultCollectIds();
  65                 ADVTERM = "";
  66                 ADVTYPE = "";
  67         }
  68 }
  69
  70 function mresultLoadCachedSearch() {
  71         if( (getOffset() > 0) && (getOffset() < mresultPreCache) ) {
  72                 var c = JSON2js(cookieManager.read(COOKIE_IDS));
  73                 if(c) { records = c[0]; ranks = c[1]; }
  74         }
  75 }
  76
  77 function mresultTryCachedSearch() {
  78         mresultLoadCachedSearch();
  79         if(     getOffset() != 0 && records[getOffset()] != null &&
  80                         records[resultFinalPageIndex()] != null) {
  81                 runEvt('result', 'hitCountReceived');
  82                 mresultCollectRecords();
  83                 return true;
  84         }
  85         return false;
  86 }
  87
  88
  89 /* performs the actual search */
  90 /*
  91 function mresultCollectIds(method) {
  92         if(!mresultTryCachedSearch()) {
  93                 var form = (getForm() == "all") ? null : getForm();
  94                 var req = new Request(method, getStype(), getTerm(),
  95                         getLocation(), getDepth(), mresultPreCache, getOffset(), form );
  96                 req.callback(mresultHandleMRIds);
  97                 req.send();
  98         }
  99 }
 100 */
 101
 102 function _mresultCollectIds() {
 103         if( getOffset() == 0 || !mresultTryCachedSearch() ) {
 104                 var form = (getForm() == "all") ? null : getForm();
 105                 var req = new Request(FETCH_MRIDS_, getStype(),
 106                         {       term            : getTerm(),
 107                                 sort            : getSort(),
 108                                 sort_dir        : getSortDir(),
 109                                 org_unit : getLocation(),
 110                                 depth           : getDepth(),
 111                                 limit           : mresultPreCache,
 112                                 offset  : getOffset(),
 113                                 format  : (getForm()=="all") ? null : getForm() } );
 114                 req.callback(mresultHandleMRIds);
 115                 req.send();
 116         }
 117 }
 118
 119
 120 function mresultCollectAdvIds() {
 121         if(!mresultTryCachedSearch()) {
 122                 var form = (getForm() == "all") ? null : getForm();
 123                 var req = new Request(FETCH_ADV_MRIDS,
 124                         JSON2js(getAdvTerm()), getLocation(), form, mresultPreCache );
 125                 req.callback(mresultHandleMRIds);
 126                 req.send();
 127         }
 128 }
 129
 130 function mresultCollectAdvMARCIds() {
 131         if(!mresultTryCachedSearch()) {
 132                 var form = (getForm() == "all") ? null : getForm();
 133                 var req = new Request(FETCH_ADV_MARC_MRIDS,
 134                         JSON2js(getAdvTerm()), getLocation(), form );
 135                 req.callback(mresultHandleMRIds);
 136                 req.send();
 137         }
 138 }
 139
 140 function mresultCollectAdvISBNIds() {
 141         if(!mresultTryCachedSearch()) {
 142                 var req = new Request(FETCH_ADV_ISBN_MRIDS, getAdvTerm() );
 143                 req.callback(mresultHandleMRIds);
 144                 req.send();
 145         }
 146 }
 147
 148 function mresultCollectAdvISSNIds() {
 149         if(!mresultTryCachedSearch()) {
 150                 var req = new Request(FETCH_ADV_ISSN_MRIDS, getAdvTerm() );
 151                 req.callback(mresultHandleMRIds);
 152                 req.send();
 153         }
 154 }
 155
 156
 157
 158 function mresultHandleMRIds(r) {
 159         var res = r.getResultObject();
 160
 161         if(res.count != null) {
 162                 if( getOffset() == 0 ) HITCOUNT = res.count;
 163                 runEvt('result', 'hitCountReceived');
 164         }
 165         runEvt('result', 'idsReceived', res.ids);
 166 }
 167
 168 function mresultSetRecords(idstruct) {
 169         if(!idstruct) return;
 170         var o = getOffset();
 171
 172         for( var x = o; x < idstruct.length + o; x++ ) {
 173                 if( idstruct[x-o] != null ) {
 174                         var r = parseInt(idstruct[x - o][0]);
 175                         var ra = parseFloat(idstruct[x - o][1]);
 176                         var or = parseInt(idstruct[x - o][2]);
 177                         if(!isNull(r) && !isNaN(r)) records[x] = r;
 178                         if(!isNull(ra) && !isNaN(ra)) ranks[x] = ra;
 179                         if(!isNull(or) && !isNaN(or)) onlyrecord[x] = or;
 180                 }
 181         }
 182
 183         if(getOffset() == 0) {
 184                 cookieManager.remove(COOKIE_IDS);
 185                 cookieManager.write(COOKIE_IDS, js2JSON([ records, ranks ]), '+1d' );
 186         }
 187
 188         TOPRANK = ranks[getOffset()];
 189 }
 190
 191 function mresultCollectRecords() {
 192         if(getHitCount() > 0 ) runEvt("result", "preCollectRecords");
 193         var i = 0;
 194         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 195                 if(isNull(records[x])) break;
 196                 if(isNaN(records[x])) continue;
 197                 var req = new Request(FETCH_MRMODS, records[x]);
 198                 req.request.userdata = i++;
 199                 req.callback(mresultHandleMods);
 200                 req.send();
 201         }
 202 }
 203
 204 function mresultHandleMods(r) {
 205         var rec = r.getResultObject();
 206         var pagePosition = r.userdata;
 207         runEvt('result', 'recordReceived', rec, pagePosition, true);
 208         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 209 }
 210
 211