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 idsCookie = new cookieObject("ids", 1, "/", COOKIE_IDS);
   8 //var idsCookie;
   9 var idsCookie = new HTTP.Cookies();
  10 var searchTimer;
  11
  12 attachEvt("common", "unload", mresultUnload);
  13 attachEvt("common", "run", mresultDoSearch);
  14 attachEvt("result", "idsReceived", mresultSetRecords);
  15 attachEvt("result", "idsReceived", mresultCollectRecords);
  16
  17
  18 function mresultUnload() { removeChildren(table); table = null;}
  19
  20 function mresultDoSearch() {
  21
  22         if(getOffset() == 0) {
  23                 swapCanvas($('loading_alt'));
  24                 searchTimer = new Timer('searchTimer',$('loading_alt_span'));
  25                 searchTimer.start();
  26         }
  27
  28         table = G.ui.result.main_table;
  29
  30         while( table.parentNode.rows.length <= (getDisplayCount() + 1) )  /* add an extra row so IE and safari won't complain */
  31                 table.appendChild(G.ui.result.row_template.cloneNode(true));
  32
  33         if(getOffset() == 0 || getHitCount() == null ) {
  34                 if( getAdvTerm() && !getTerm() ) {
  35                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  36                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvMARCIds();
  37                         if(getAdvType() == ADVTYPE_ISBN ) mresultCollectAdvISBNIds();
  38                         if(getAdvType() == ADVTYPE_ISSN ) mresultCollectAdvISSNIds();
  39                 }
  40                 else {
  41                         mresultCollectIds(FETCH_MRIDS_FULL);
  42                         ADVTERM = "";
  43                         ADVTYPE = "";
  44                 }
  45
  46         } else  {
  47                 if( getAdvTerm() && !getTerm() ) {
  48                         if(getAdvType() == ADVTYPE_MULTI ) mresultCollectAdvIds();
  49                         if(getAdvType() == ADVTYPE_MARC ) mresultCollectAdvIds();
  50                 }
  51                 else {
  52                         mresultCollectIds(FETCH_MRIDS);
  53                         ADVTERM = "";
  54                         ADVTYPE = "";
  55                 }
  56         }
  57 }
  58
  59 /*
  60 function mresultGetCount() {
  61         var form = (getForm() == "all") ? null : getForm();
  62         var req = new Request(FETCH_MRCOUNT,
  63                         getStype(), getTerm(), getLocation(), getDepth(), form );
  64         req.callback(mresultHandleCount);
  65         req.send();
  66 }
  67
  68 function mresultHandleCount(r) {
  69         HITCOUNT = parseInt(r.getResultObject());
  70         alert('mresultHandleCount()');
  71         runEvt('result', 'hitCountReceived');
  72 }
  73 */
  74
  75
  76 function mresultLoadCachedSearch() {
  77         if( (getOffset() > 0) && (getOffset() < mresultPreCache) ) {
  78                 var c = JSON2js(idsCookie.read(COOKIE_IDS));
  79                 if(c) { records = c[0]; ranks = c[1]; }
  80         }
  81 }
  82
  83 function mresultTryCachedSearch() {
  84         mresultLoadCachedSearch();
  85         if(     getOffset() != 0 && records[getOffset()] != null &&
  86                         records[resultFinalPageIndex()] != null) {
  87
  88                 runEvt('result', 'hitCountReceived');
  89                 mresultCollectRecords();
  90                 return true;
  91         }
  92         return false;
  93 }
  94
  95
  96 /* performs the actual search */
  97 function mresultCollectIds(method) {
  98         if(!mresultTryCachedSearch()) {
  99                 var form = (getForm() == "all") ? null : getForm();
 100                 var req = new Request(method, getStype(), getTerm(),
 101                         getLocation(), getDepth(), mresultPreCache, getOffset(), form );
 102                 req.callback(mresultHandleMRIds);
 103                 req.send();
 104         }
 105 }
 106
 107
 108 function mresultCollectAdvIds() {
 109         if(!mresultTryCachedSearch()) {
 110                 var form = (getForm() == "all") ? null : getForm();
 111                 var req = new Request(FETCH_ADV_MRIDS,
 112                         JSON2js(getAdvTerm()), getLocation(), form, mresultPreCache );
 113                 req.callback(mresultHandleMRIds);
 114                 req.send();
 115         }
 116 }
 117
 118 function mresultCollectAdvMARCIds() {
 119         if(!mresultTryCachedSearch()) {
 120                 var form = (getForm() == "all") ? null : getForm();
 121                 var req = new Request(FETCH_ADV_MARC_MRIDS,
 122                         JSON2js(getAdvTerm()), getLocation(), form );
 123                 req.callback(mresultHandleMRIds);
 124                 req.send();
 125         }
 126 }
 127
 128 function mresultCollectAdvISBNIds() {
 129         if(!mresultTryCachedSearch()) {
 130                 var req = new Request(FETCH_ADV_ISBN_MRIDS, getAdvTerm() );
 131                 req.callback(mresultHandleMRIds);
 132                 req.send();
 133         }
 134 }
 135
 136 function mresultCollectAdvISSNIds() {
 137         if(!mresultTryCachedSearch()) {
 138                 var req = new Request(FETCH_ADV_ISSN_MRIDS, getAdvTerm() );
 139                 req.callback(mresultHandleMRIds);
 140                 req.send();
 141         }
 142 }
 143
 144
 145
 146 function mresultHandleMRIds(r) {
 147         var res = r.getResultObject();
 148
 149         if(res.count != null) {
 150                 if( getOffset() == 0 ) HITCOUNT = res.count;
 151                 runEvt('result', 'hitCountReceived');
 152         }
 153         runEvt('result', 'idsReceived', res.ids);
 154 }
 155
 156 function mresultSetRecords(idstruct) {
 157         if(!idstruct) return;
 158         var o = getOffset();
 159
 160         for( var x = o; x < idstruct.length + o; x++ ) {
 161                 if( idstruct[x-o] != null ) {
 162                         var r = parseInt(idstruct[x - o][0]);
 163                         var ra = parseFloat(idstruct[x - o][1]);
 164                         var or = parseInt(idstruct[x - o][2]);
 165                         if(!isNull(r) && !isNaN(r)) records[x] = r;
 166                         if(!isNull(ra) && !isNaN(ra)) ranks[x] = ra;
 167                         if(!isNull(or) && !isNaN(or)) onlyrecord[x] = or;
 168                 }
 169         }
 170
 171         if(getOffset() == 0) {
 172                 idsCookie.remove(COOKIE_IDS);
 173                 idsCookie.write(COOKIE_IDS, js2JSON([ records, ranks ]), '+1d' );
 174                 //alert('Set cookies: ' + idsCookie.read(COOKIE_IDS) + ' : ' + idsCookie.read(COOKIE_IDS).length );
 175         }
 176
 177         TOPRANK = ranks[getOffset()];
 178 }
 179
 180 function mresultCollectRecords() {
 181         if(getHitCount() > 0 ) runEvt("result", "preCollectRecords");
 182         var i = 0;
 183         for( var x = getOffset(); x!= getDisplayCount() + getOffset(); x++ ) {
 184                 if(isNull(records[x])) break;
 185                 if(isNaN(records[x])) continue;
 186                 var req = new Request(FETCH_MRMODS, records[x]);
 187                 req.request.userdata = i++;
 188                 req.callback(mresultHandleMods);
 189                 req.send();
 190         }
 191 }
 192
 193 function mresultHandleMods(r) {
 194         var rec = r.getResultObject();
 195         var pagePosition = r.userdata;
 196         runEvt('result', 'recordReceived', rec, pagePosition, true);
 197         resultCollectCopyCounts(rec, pagePosition, FETCH_MR_COPY_COUNTS);
 198 }
 199
 200