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         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();
  38                 ADVTERM = "";
  39                 ADVTYPE = "";
  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 function mresultTryCachedSearch() {
  51         mresultLoadCachedSearch();
  52         if(     getOffset() != 0 && records[getOffset()] != null &&
  53                         records[resultFinalPageIndex()] != null) {
  54                 runEvt('result', 'hitCountReceived');
  55                 mresultCollectRecords();
  56                 return true;
  57         }
  58         return false;
  59 }
  60
  61 function _mresultCollectIds() {
  62
  63         if( getOffset() == 0 || !mresultTryCachedSearch() ) {
  64
  65                 var form                = (!getForm() || getForm() == "all") ? null : getForm();
  66                 var sort                = (getSort() == SORT_TYPE_REL) ? null : getSort();
  67                 var sortdir = (sort) ? getSortDir() : null;
  68
  69                 var req = new Request(FETCH_MRIDS_, getStype(),
  70                         {       term            : getTerm(),
  71                                 sort            : sort,
  72                                 sort_dir        : sortdir,
  73                                 org_unit : getLocation(),
  74                                 depth           : getDepth(),
  75                                 limit           : mresultPreCache,
  76                                 offset  : getOffset(),
  77                                 format  : form } );
  78
  79                 req.callback(mresultHandleMRIds);
  80                 req.send();
  81         }
  82 }
  83
  84
  85 function mresultCollectAdvIds() {
  86
  87         if(getOffset() == 0 || !mresultTryCachedSearch()) {
  88
  89                 var form                = (getForm() == "all") ? null : getForm();
  90                 var sort                = (getSort() == SORT_TYPE_REL) ? null : getSort();
  91                 var sortdir = (sort) ? getSortDir() : null;
  92
  93                 var req = new Request(FETCH_ADV_MRIDS,
  94                         {       sort            : sort,
  95                                 sort_dir        : sortdir,
  96                                 org_unit : getLocation(),
  97                                 depth           : getDepth(),
  98                                 limit           : mresultPreCache,
  99                                 offset  : getOffset(),
 100                                 format  : form,
 101                                 searches        : JSON2js(getAdvTerm()) } );
 102
 103                 req.callback(mresultHandleMRIds);
 104                 req.send();
 105         }
 106 }
 107
 108 function mresultCollectAdvMARCIds() {
 109         if(!mresultTryCachedSearch()) {
 110                 var form = (getForm() == "all") ? null : getForm();
 111                 var req = new Request(FETCH_ADV_MARC_MRIDS,
 112                         JSON2js(getAdvTerm()), getLocation(), form );
 113                 req.callback(mresultHandleMRIds);
 114                 req.send();
 115         }
 116 }
 117
 118 function mresultCollectAdvISBNIds() {
 119         if(!mresultTryCachedSearch()) {
 120                 var req = new Request(FETCH_ADV_ISBN_MRIDS, getAdvTerm() );
 121                 req.callback(mresultHandleMRIds);
 122                 req.send();
 123         }
 124 }
 125
 126 function mresultCollectAdvISSNIds() {
 127         if(!mresultTryCachedSearch()) {
 128                 var req = new Request(FETCH_ADV_ISSN_MRIDS, getAdvTerm() );
 129                 req.callback(mresultHandleMRIds);
 130                 req.send();
 131         }
 132 }
 133
 134
 135 function mresultHandleMRIds(r) {
 136         var res = r.getResultObject();
 137         if(res.count != null) {
 138                 if( getOffset() == 0 ) HITCOUNT = res.count;
 139                 runEvt('result', 'hitCountReceived');
 140         }
 141         runEvt('result', 'idsReceived', res.ids);
 142 }
 143
 144 function mresultSetRecords(idstruct) {
 145         if(!idstruct) return;
 146         var o = getOffset();
 147
 148         for( var x = o; x < idstruct.length + o; x++ ) {
 149                 if( idstruct[x-o] != null ) {
 150                         var r = parseInt(idstruct[x - o][0]);
 151                         var ra = parseFloat(idstruct[x - o][1]);
 152                         var or = parseInt(idstruct[x - o][2]);
 153                         if(!isNull(r) && !isNaN(r)) records[x] = r;
 154                         if(!isNull(ra) && !isNaN(ra)) ranks[x] = ra;
 155                         if(!isNull(or) && !isNaN(or)) onlyrecord[x] = or;
 156                 }
 157         }
 158
 159         if(getOffset() == 0) {
 160                 cookieManager.remove(COOKIE_IDS);
 161                 cookieManager.write(COOKIE_IDS, js2JSON([ records, ranks ]), '+1d' );
 162         }
 163
 164         TOPRANK = ranks[getOffset()];
 165 }
 166
 167 function mresultCollectRecords() {
 168         if(getHitCount() > 0 ) runEvt("result", "preCollectRecords");
 169         var i = 0;
 170         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 171                 if(isNull(records[x])) break;
 172                 if(isNaN(records[x])) continue;
 173                 var req = new Request(FETCH_MRMODS, records[x]);
 174                 req.request.userdata = i++;
 175                 req.callback(mresultHandleMods);
 176                 req.send();
 177         }
 178 }
 179
 180 function mresultHandleMods(r) {
 181         var rec = r.getResultObject();
 182         var pagePosition = r.userdata;
 183         runEvt('result', 'recordReceived', rec, pagePosition, true);
 184         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 185 }
 186
 187