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

   1
   2 var recordsHandled = 0;
   3 var recordsCache = [];
   4 var lowHitCount = 4;
   5
   6 /* set up the event handlers */
   7 G.evt.result.hitCountReceived.push(resultSetHitInfo);
   8 G.evt.result.recordReceived.push(resultDisplayRecord, resultAddCopyCounts);
   9 G.evt.result.copyCountsReceived.push(resultDisplayCopyCounts);
  10 G.evt.result.allRecordsReceived.push(resultBuildCaches, resultDrawSubjects, resultDrawAuthors, resultDrawSeries);
  11 //G.evt.result.allRecordsReceived.push(resultBuildCaches );
  12
  13 attachEvt('result','lowHits',resultLowHits);
  14 attachEvt('result','zeroHits',resultZeroHits);
  15
  16 attachEvt( "common", "locationUpdated", resultSBSubmit );
  17 function resultSBSubmit(){searchBarSubmit();}
  18
  19 /* do this after we have ID's so the rank for mr pages will be correct */
  20 attachEvt("result", "preCollectRecords", resultPaginate);
  21
  22 /* returns the last 'index' postion ocurring in this page */
  23 function resultFinalPageIndex() {
  24         if(getHitCount() < (getOffset() + getDisplayCount()))
  25                 return getHitCount() - 1;
  26         return getOffset() + getDisplayCount() - 1;
  27 }
  28
  29 /* set the search result info, number of hits, which results we're
  30         displaying, links to the next/prev pages, etc. */
  31 function resultSetHitInfo() {
  32
  33         try{searchTimer.stop()}catch(e){}
  34
  35         if( findCurrentPage() == MRESULT ) {
  36                 if(getHitCount() <= lowHitCount && getTerm())
  37                         runEvt('result', 'lowHits');
  38                 if(getHitCount() == 0) {
  39                         runEvt('result', 'zeroHits');
  40                         return;
  41                 }
  42         }
  43
  44         var c;
  45         if( getDisplayCount() > (getHitCount() - getOffset()))  c = getHitCount();
  46         else c = getDisplayCount() + getOffset();
  47
  48         var pages = getHitCount() / getDisplayCount();
  49         if(pages % 1) pages = parseInt(pages) + 1;
  50
  51         G.ui.result.current_page.appendChild(text( (getOffset()/getDisplayCount()) + 1));
  52         G.ui.result.num_pages.appendChild(text(pages + ")")); /* the ) is dumb */
  53
  54         G.ui.result.offset_start.appendChild(text(getOffset() + 1));
  55         G.ui.result.offset_end.appendChild(text(c));
  56         G.ui.result.result_count.appendChild(text(getHitCount()));
  57         unHideMe(G.ui.result.info);
  58 }
  59
  60 function resultLowHits() {
  61         showCanvas();
  62         unHideMe($('result_low_hits'));
  63         if(getHitCount() > 0)
  64                 unHideMe($('result_low_hits_msg'));
  65
  66         var sreq = new Request(CHECK_SPELL, getTerm());
  67         sreq.callback(resultSuggestSpelling);
  68         sreq.send();
  69
  70         var words = getTerm().split(' ');
  71         var word;
  72         while( word = words.shift() ) {
  73                 var areq = new Request(FETCH_CROSSREF, getStype(), getTerm() );
  74                 areq.callback(resultLowHitXRef);
  75                 areq.send();
  76         }
  77
  78         if( !(getForm() == null || getForm() == 'all' || getForm == "") ) {
  79                 var a = {};
  80                 a[PARAM_FORM] = "all";
  81                 $('low_hits_remove_format_link').setAttribute('href',buildOPACLink(a));
  82                 unHideMe($('low_hits_remove_format'));
  83         }
  84
  85         resultSuggestSearchClass();
  86 }
  87
  88 var lowHitsXRefLink;
  89 var lowHitsXRefLinkParent;
  90 function resultLowHitXRef(r) {
  91         if(!lowHitsXRefLink){
  92                 lowHitsXRefLinkParent = $('low_hits_xref_link').parentNode;
  93                 lowHitsXRefLink = lowHitsXRefLinkParent.removeChild($('low_hits_xref_link'));
  94         }
  95         var res = r.getResultObject();
  96         var arr = res.from;
  97         arr.concat(res.also);
  98         if(arr && arr.length > 0) {
  99                 unHideMe($('low_hits_cross_ref'));
 100                 var word;
 101                 var c = 0;
 102                 while( word = arr.shift() ) {
 103                         if(c++ > 20) break;
 104                         var a = {};
 105                         a[PARAM_TERM] = word;
 106                         var template = lowHitsXRefLink.cloneNode(true);
 107                         template.setAttribute('href',buildOPACLink(a));
 108                         template.appendChild(text(word));
 109                         lowHitsXRefLinkParent.appendChild(template);
 110                         lowHitsXRefLinkParent.appendChild(text(' '));
 111                 }
 112         }
 113 }
 114
 115 function resultZeroHits() {
 116         showCanvas();
 117         unHideMe($('result_low_hits'));
 118         unHideMe($('result_zero_hits_msg'));
 119         if(getTerm()) resultExpandSearch(); /* advanced search */
 120 }
 121
 122 function resultExpandSearch() {
 123         var top = findOrgDepth(globalOrgTree);
 124         if(getDepth() == top) return;
 125         unHideMe($('low_hits_expand_range'));
 126         var par = $('low_hits_expand_link').parentNode;
 127         var template = par.removeChild($('low_hits_expand_link'));
 128
 129         var bottom = getDepth();
 130         while( top < bottom ) {
 131                 var a = {};
 132                 a[PARAM_DEPTH] = top;
 133                 var temp = template.cloneNode(true);
 134                 temp.appendChild(text(findOrgTypeFromDepth(top).opac_label()))
 135                 temp.setAttribute('href',buildOPACLink(a));
 136                 par.appendChild(temp);
 137                 top++;
 138         }
 139 }
 140
 141 function resultSuggestSearchClass() {
 142         var stype = getStype();
 143         if(stype == STYPE_KEYWORD) return;
 144         var a = {}; var ref;
 145         unHideMe($('low_hits_search_type'));
 146         if(stype != STYPE_TITLE) {
 147                 ref = $('low_hits_title_search');
 148                 unHideMe(ref);
 149                 a[PARAM_STYPE] = STYPE_TITLE;
 150                 ref.setAttribute('href',buildOPACLink(a));
 151         }
 152         if(stype != STYPE_AUTHOR) {
 153                 ref = $('low_hits_author_search');
 154                 unHideMe(ref);
 155                 a[PARAM_STYPE] = STYPE_AUTHOR;
 156                 ref.setAttribute('href',buildOPACLink(a));
 157         }
 158         if(stype != STYPE_SUBJECT) {
 159                 ref = $('low_hits_subject_search');
 160                 unHideMe(ref);
 161                 a[PARAM_STYPE] = STYPE_SUBJECT;
 162                 ref.setAttribute('href',buildOPACLink(a));
 163         }
 164         if(stype != STYPE_KEYWORD) {
 165                 ref = $('low_hits_keyword_search');
 166                 unHideMe(ref);
 167                 a[PARAM_STYPE] = STYPE_KEYWORD;
 168                 ref.setAttribute('href',buildOPACLink(a));
 169         }
 170         if(stype != STYPE_SERIES) {
 171                 ref = $('low_hits_series_search');
 172                 unHideMe(ref);
 173                 a[PARAM_STYPE] = STYPE_SERIES;
 174                 ref.setAttribute('href',buildOPACLink(a));
 175         }
 176 }
 177
 178 function resultSuggestSpelling(r) {
 179         var res = r.getResultObject();
 180         if(res) {
 181                 unHideMe($('did_you_mean'));
 182                 var arg = {};
 183                 arg[PARAM_TERM] = res;
 184                 $('spell_check_link').setAttribute(
 185                         'href', buildOPACLink(arg) );
 186                 $('spell_check_link').appendChild(text(res));
 187         }
 188 }
 189
 190
 191 function resultPaginate() {
 192         var o = getOffset();
 193
 194         if( !((o + getDisplayCount()) >= getHitCount()) ) {
 195
 196                 var args = {};
 197                 args[PARAM_OFFSET] = o + getDisplayCount();
 198                 G.ui.result.next_link.setAttribute("href", buildOPACLink(args));
 199                 addCSSClass(G.ui.result.next_link, config.css.result.nav_active);
 200
 201                 args[PARAM_OFFSET] = getHitCount() - (getHitCount() % getDisplayCount());
 202                 G.ui.result.end_link.setAttribute("href", buildOPACLink(args));
 203                 addCSSClass(G.ui.result.end_link, config.css.result.nav_active);
 204         }
 205
 206         if( o > 0 ) {
 207
 208                 var args = {};
 209                 args[PARAM_OFFSET] = o - getDisplayCount();
 210                 G.ui.result.prev_link.setAttribute( "href", buildOPACLink(args));
 211                 addCSSClass(G.ui.result.prev_link, config.css.result.nav_active);
 212
 213                 args[PARAM_OFFSET] = 0;
 214                 G.ui.result.home_link.setAttribute( "href", buildOPACLink(args));
 215                 addCSSClass(G.ui.result.home_link, config.css.result.nav_active);
 216         }
 217         if(getDisplayCount() < getHitCount())
 218                 unHideMe($('start_end_links_span'));
 219
 220         showCanvas();
 221         try{searchTimer.stop()}catch(e){}
 222 }
 223
 224
 225 /* display the record info in the record display table 'pos' is the
 226                 zero based position the record should have in the display table */
 227 function resultDisplayRecord(rec, pos, is_mr) {
 228
 229         if(rec == null) rec = new mvr(); /* so the page won't die if there was an error */
 230         recordsHandled++;
 231         recordsCache.push(rec);
 232
 233         var r = table.rows[pos + 1];
 234
 235         try {
 236                 var rank = parseFloat(ranks[pos + getOffset()]);
 237                 rank = ( rank / getTopRank() ) * 100;
 238                 rank = parseInt(rank) + "%";
 239                 var relspan = $n(r, "relevancy_span");
 240                 relspan.appendChild(text(rank));
 241                 unHideMe(relspan.parentNode);
 242         } catch(e){ }
 243
 244         var pic = $n(r, config.names.result.item_jacket);
 245         pic.setAttribute("src", buildISBNSrc(cleanISBN(rec.isbn())));
 246
 247         var title_link = $n(r, config.names.result.item_title);
 248         var author_link = $n(r, config.names.result.item_author);
 249
 250         if( is_mr )  {
 251                 var onlyrec = onlyrecord[ getOffset() + pos ];
 252                 if(onlyrec) {
 253                         var args = {};
 254                         args.page = RDETAIL;
 255                         args[PARAM_OFFSET] = 0;
 256                         args[PARAM_RID] = onlyrec;
 257                         args[PARAM_MRID] = rec.doc_id();
 258                         pic.parentNode.setAttribute("href", buildOPACLink(args));
 259                         title_link.setAttribute("href", buildOPACLink(args));
 260                         title_link.appendChild(text(normalize(truncate(rec.title(), 65))));
 261
 262                 } else {
 263                         buildTitleLink(rec, title_link);
 264                         var args = {};
 265                         args.page = RRESULT;
 266                         args[PARAM_OFFSET] = 0;
 267                         args[PARAM_MRID] = rec.doc_id();
 268                         pic.parentNode.setAttribute("href", buildOPACLink(args));
 269                 }
 270
 271         } else {
 272                 buildTitleDetailLink(rec, title_link);
 273                 var args = {};
 274                 args.page = RDETAIL;
 275                 args[PARAM_OFFSET] = 0;
 276                 args[PARAM_RID] = rec.doc_id();
 277                 pic.parentNode.setAttribute("href", buildOPACLink(args));
 278
 279                 unHideMe($n(r,'place_hold_span'));
 280                 $n(r,'place_hold_link').setAttribute(
 281                         'href','javascript:holdsDrawWindow("'+rec.doc_id()+'");');
 282         }
 283
 284         buildSearchLink(STYPE_AUTHOR, rec.author(), author_link);
 285
 286         if(! is_mr ) {
 287
 288                 if(!isNull(rec.edition()))      {
 289                         unHideMe( $n(r, "result_table_extra_span"));
 290                         $n(r, "result_table_edition_span").appendChild( text( rec.edition()) );
 291                 }
 292                 if(!isNull(rec.pubdate())) {
 293                         unHideMe( $n(r, "result_table_extra_span"));
 294                         unHideMe($n(r, "result_table_pub_span"));
 295                         $n(r, "result_table_pub_span").appendChild( text( rec.pubdate() ));
 296                 }
 297                 if(!isNull(rec.publisher()) ) {
 298                         unHideMe( $n(r, "result_table_extra_span"));
 299                         unHideMe($n(r, "result_table_pub_span"));
 300                         $n(r, "result_table_pub_span").appendChild( text( " " + rec.publisher() ));
 301                 }
 302         }
 303
 304         resultBuildFormatIcons( r, rec );
 305
 306         unHideMe(r);
 307
 308         runEvt("result", "recordDrawn", rec.doc_id(), title_link);
 309
 310         if(resultPageIsDone())  {
 311                 //showCanvas();
 312                 /* hide the 'now loading...' message */
 313                 /*
 314                 hideMe(G.ui.common.loading);
 315                 */
 316                 runEvt('result', 'allRecordsReceived', recordsCache);
 317         }
 318 }
 319
 320 function _resultFindRec(id) {
 321         for( var i = 0; i != recordsCache.length; i++ ) {
 322                 var rec = recordsCache[i];
 323                 if( rec && rec.doc_id() == id )
 324                         return rec;
 325         }
 326         return null;
 327 }
 328
 329
 330 function resultBuildFormatIcons( row, rec ) {
 331
 332         var ress = rec.types_of_resource();
 333
 334         for( var i in ress ) {
 335
 336                 var res = ress[i];
 337                 var link = $n(row, res + "_link");
 338                 link.title = res;
 339                 var img = link.getElementsByTagName("img")[0];
 340                 removeCSSClass( img, config.css.dim );
 341
 342                 var f = getForm();
 343                 if( f != "all" ) {
 344                         if( f == modsFormatToMARC(res) )
 345                                 addCSSClass( img, "dim2_border");
 346                 }
 347
 348                 var args = {};
 349                 args.page = RRESULT;
 350                 args[PARAM_OFFSET] = 0;
 351                 args[PARAM_MRID] = rec.doc_id();
 352                 args[PARAM_FORM] = modsFormatToMARC(res);
 353
 354                 link.setAttribute("href", buildOPACLink(args));
 355
 356         }
 357 }
 358
 359
 360 function resultPageIsDone(pos) {
 361         return (recordsHandled == getDisplayCount()
 362                 || recordsHandled + getOffset() == getHitCount());
 363 }
 364
 365 var resultCCHeaderApplied = false;
 366
 367 /* -------------------------------------------------------------------- */
 368 /* dynamically add the copy count rows based on the org type 'countsrow'
 369         is the row into which we will add TD's to hold the copy counts
 370         This code generates copy count cells with an id of
 371         'copy_count_cell_<depth>_<pagePosition>'  */
 372 function resultAddCopyCounts(rec, pagePosition) {
 373
 374         var r = table.rows[pagePosition + 1];
 375         var countsrow = $n(r, config.names.result.counts_row );
 376         var ccell = $n(countsrow, config.names.result.count_cell);
 377
 378         var nodes = orgNodeTrail(findOrgUnit(getLocation()));
 379         var node = nodes[0];
 380         var type = findOrgType(node.ou_type());
 381         ccell.id = "copy_count_cell_" + type.depth() + "_" + pagePosition;
 382         ccell.title = type.opac_label();
 383         //addCSSClass(ccell, config.css.result.cc_cell_even);
 384
 385         var lastcell = ccell;
 386         var lastheadcell = null;
 387
 388         var cchead = null;
 389         var ccheadcell = null;
 390         if(!resultCCHeaderApplied) {
 391                 ccrow = $('result_thead_row');
 392                 ccheadcell =  ccrow.removeChild($n(ccrow, "result_thead_ccell"));
 393                 var t = ccheadcell.cloneNode(true);
 394                 lastheadcell = t;
 395                 t.appendChild(text(type.opac_label()));
 396                 ccrow.appendChild(t);
 397                 resultCCHeaderApplied = true;
 398         }
 399
 400         if(nodes[1]) {
 401
 402                 var x = 1;
 403                 var d = findOrgDepth(nodes[1]);
 404                 var d2 = findOrgDepth(nodes[nodes.length -1]);
 405
 406                 for( var i = d; i <= d2 ; i++ ) {
 407
 408                         ccell = ccell.cloneNode(true);
 409
 410                         //if((i % 2)) removeCSSClass(ccell, "copy_count_cell_even");
 411                         //else addCSSClass(ccell, "copy_count_cell_even");
 412
 413                         var node = nodes[x++];
 414                         var type = findOrgType(node.ou_type());
 415
 416                         ccell.id = "copy_count_cell_" + type.depth() + "_" + pagePosition;
 417                         ccell.title = type.opac_label();
 418                         countsrow.insertBefore(ccell, lastcell);
 419                         lastcell = ccell;
 420
 421                         if(ccheadcell) {
 422                                 var t = ccheadcell.cloneNode(true);
 423                                 t.appendChild(text(type.opac_label()));
 424                                 ccrow.insertBefore(t, lastheadcell);
 425                                 lastheadcell = t;
 426                         }
 427                 }
 428         }
 429
 430         unHideMe($("search_info_table"));
 431 }
 432
 433 /* collect copy counts for a record using method 'methodName' */
 434 function resultCollectCopyCounts(rec, pagePosition, methodName) {
 435         if(rec == null || rec.doc_id() == null) return;
 436         var req = new Request(methodName, getLocation(), rec.doc_id(), getForm() );
 437         req.request.userdata = [ rec, pagePosition ];
 438         req.callback(resultHandleCopyCounts);
 439         req.send();
 440 }
 441
 442 function resultHandleCopyCounts(r) {
 443         runEvt('result', 'copyCountsReceived', r.userdata[0], r.userdata[1], r.getResultObject());
 444 }
 445
 446
 447 /* display the collected copy counts */
 448 function resultDisplayCopyCounts(rec, pagePosition, copy_counts) {
 449         if(copy_counts == null || rec == null) return;
 450         var i = 0;
 451         while(copy_counts[i] != null) {
 452                 var cell = $("copy_count_cell_" + i +"_" + pagePosition);
 453                 /*
 454                 var span = cell.getElementsByTagName("div")[0];
 455                 */
 456                 cell.appendChild(text(copy_counts[i].available + " / " + copy_counts[i].count));
 457
 458                 i++;
 459         }
 460 }
 461
 462