koha-tmpl/opac-tmpl/prog/en/js/basket.js

   1 //////////////////////////////////////////////////////////////////////////////
   2 // BASIC FUNCTIONS FOR COOKIE MANAGEMENT //
   3 //////////////////////////////////////////////////////////////////////////////
   4
   5 var CGIBIN = "/cgi-bin/koha/";
   6
   7
   8 var nameCookie = "bib_list";
   9 var valCookie = readCookie(nameCookie);
  10
  11 if(valCookie){
  12     var arrayRecords = valCookie.split("/");
  13     if(arrayRecords.length > 0){
  14         var basketcount = arrayRecords.length-1;
  15     } else {
  16         var basketcount = "";
  17     }
  18 } else {
  19         var basketcount = "";
  20 }
  21
  22 function writeCookie(name, val, wd) {
  23     if (wd) {
  24         parent.opener.document.cookie = name + "=" + val;
  25     }
  26     else {
  27         parent.document.cookie = name + "=" + val;
  28     }
  29 }
  30
  31 function readCookieValue (str, val_beg) {
  32     var val_end = str.indexOf(";", val_end);
  33     if (val_end == -1)
  34         val_end = str.length;
  35     return str.substring(val_beg, val_end);
  36 }
  37
  38 function readCookie(name, wd) {
  39     var str_name = name + "=";
  40     var str_len = str_name.length;
  41     var str_cookie = "";
  42     if (wd) {
  43         str_cookie = parent.opener.document.cookie;
  44     }
  45     else {
  46         str_cookie = parent.document.cookie;
  47     }
  48         // fixed - getting the part of the basket that is bib_list
  49         var cookie_parts = str_cookie.split(";");
  50             for(var i=0;i < cookie_parts.length;i++) {
  51                     var c = cookie_parts[i];
  52                     while (c.charAt(0)==' ') c = c.substring(1,c.length);
  53                     if(c.indexOf(str_name) == 0) return c.substring(str_name.length,c.length);
  54             }
  55     return null;
  56 }
  57
  58 function delCookie(name) {
  59     var exp = new Date();
  60     exp.setTime(exp.getTime()-1);
  61         if(parent.opener){
  62     parent.opener.document.cookie = name + "=null; expires=" + exp.toGMTString();
  63         } else {
  64         document.cookie = name + "=null; expires=" + exp.toGMTString();
  65         }
  66 }
  67
  68 ///////////////////////////////////////////////////////////////////
  69 // SPECIFIC FUNCTIONS USING COOKIES //
  70 ///////////////////////////////////////////////////////////////////
  71
  72 function openBasket() {
  73     var strCookie = "";
  74     var nameCookie = "bib_list";
  75     var valCookie = readCookie(nameCookie);
  76     if ( valCookie ) {
  77         strCookie = nameCookie + "=" + valCookie;
  78     }
  79
  80     if ( strCookie ) {
  81         var iW = 820;
  82         var iH = 450;
  83         var optWin = "dependant=yes,status=yes,scrollbars=yes,resizable=yes,toolbar=no,location=yes,height="+iH+",width="+iW;
  84         var loc = CGIBIN + "opac-basket.pl?" + strCookie;
  85         var basket = open(loc, "basket", optWin);
  86         if (window.focus) {basket.focus()}
  87     }
  88     else {
  89         showCartUpdate(MSG_BASKET_EMPTY);
  90     }
  91 }
  92
  93 function addRecord(val, selection,NoMsgAlert) {
  94     var nameCookie = "bib_list";
  95     var valCookie = readCookie(nameCookie);
  96     var write = 0;
  97
  98     if ( ! valCookie ) { // empty basket
  99         valCookie = val + '/';
 100         write = 1;
 101         updateBasket(1);
 102     }
 103     else {
 104         // is this record already in the basket ?
 105         var found = false;
 106         var arrayRecords = valCookie.split("/");
 107         for (var i = 0; i < valCookie.length - 1; i++) {
 108             if (val == arrayRecords[i]) {
 109                 found = true;
 110                 break;
 111             }
 112         }
 113         if ( found ) {
 114             if (selection) {
 115                 return 0;
 116             }
 117             if (! NoMsgAlert ) {
 118                 showCartUpdate(MSG_RECORD_IN_BASKET);
 119             }
 120         }
 121         else {
 122             valCookie += val + '/';
 123             write = 1;
 124             updateBasket(arrayRecords.length);
 125         }
 126     }
 127
 128     if (write) {
 129         writeCookie(nameCookie, valCookie);
 130         if (selection) { // when adding a selection of records
 131             return 1;
 132         }
 133         if (! NoMsgAlert ) {
 134             showCartUpdate(MSG_RECORD_ADDED);
 135         }
 136     }
 137 }
 138
 139 function AllAreChecked(s){
 140         if (! s.length) { return false;}
 141         var l = s.length;
 142         for (var i=0; i < l; i++) {
 143                 if(! s[i].checked) { return false; }
 144         }
 145         return true;
 146 }
 147
 148 function SelectAll(){
 149     if(document.bookbag_form.biblionumber.length > 0) {
 150                 var checky = AllAreChecked(document.bookbag_form.biblionumber);
 151                 var l = document.bookbag_form.biblionumber.length;
 152         for (var i=0; i < l; i++) {
 153             document.bookbag_form.biblionumber[i].checked = (checky) ? false : true;
 154         }
 155     }
 156 }
 157
 158 function addMultiple(){
 159     var c_value = "";
 160     if(document.bookbag_form.biblionumber.length > 0) {
 161         for (var i=0; i < document.bookbag_form.biblionumber.length; i++) {
 162             if (document.bookbag_form.biblionumber[i].checked) {
 163                 c_value = c_value + document.bookbag_form.biblionumber[i].value + "/";
 164             }
 165         }
 166         addSelRecords(c_value);
 167     } else {
 168         c_value = c_value + document.bookbag_form.biblionumber.value + "/";
 169         addSelRecords(c_value);
 170     }
 171 }
 172
 173 function addSelRecords(valSel) { // function for adding a selection of biblios to the basket
 174                                                 // from the results list
 175     var arrayRecords = valSel.split("/");
 176     var i = 0;
 177     var nbAdd = 0;
 178     for (i=0;i<arrayRecords.length;i++) {
 179         if (arrayRecords[i]) {
 180             nbAdd += addRecord(arrayRecords[i], 1);
 181         }
 182         else {
 183             break;
 184         }
 185     }
 186     var msg = "";
 187     if (nbAdd) {
 188         if (i > nbAdd) {
 189             msg = nbAdd+" "+MSG_NRECORDS_ADDED+", "+(i-nbAdd)+" "+MSG_NRECORDS_IN_BASKET;
 190         }
 191         else {
 192             msg = nbAdd+" "+MSG_NRECORDS_ADDED;
 193         }
 194     }
 195     else {
 196         if (i < 1) {
 197             msg = MSG_NO_RECORD_SELECTED;
 198         }
 199         else {
 200             msg = MSG_NO_RECORD_ADDED+" ("+MSG_NRECORDS_IN_BASKET+") !";
 201         }
 202     }
 203         showCartUpdate(msg);
 204 }
 205
 206 function showCartUpdate(msg){
 207         // set body of popup window
 208         $("#cartDetails").html(msg);
 209         showCart();
 210         setTimeout("hideCart()",2000);
 211 }
 212
 213 function showListsUpdate(msg){
 214        // set body of popup window
 215        $("#listsDetails").html(msg);
 216        showLists();
 217        setTimeout("hideLists()",2000);
 218 }
 219
 220 function selRecord(num, status) {
 221     var str = document.myform.records.value
 222     if (status){
 223         str += num+"/";
 224     }
 225     else {
 226         str = delRecord(num, str);
 227     }
 228
 229     document.myform.records.value = str;
 230 }
 231
 232 function delSelRecords() {
 233     var recordsSel = 0;
 234     var end = 0;
 235     var nameCookie = "bib_list";
 236     var valCookie = readCookie(nameCookie, 1);
 237
 238     if (valCookie) {
 239         var str = document.myform.records.value;
 240         if (str.length > 0){
 241             recordsSel = 1;
 242             var str2 = valCookie;
 243             while (!end){
 244                 s = str.indexOf("/");
 245                 if (s>0){
 246                     num = str.substring(0, s)
 247                     str = delRecord(num,str);
 248                     str2 = delRecord(num,str2);
 249                 } else {
 250                     end = 1;
 251                 }
 252             }
 253
 254             if (str2.length == 0) { // equivalent to emptying the basket
 255                 var rep = false;
 256                 rep = confirm(MSG_CONFIRM_DEL_BASKET);
 257                 if (rep) {
 258                     delCookie(nameCookie);
 259                     document.location = "about:blank";
 260                     updateBasket(0,top.opener);
 261                     window.close();
 262                 } else {
 263                     return;
 264                 }
 265             } else {
 266                 writeCookie(nameCookie, str2, 1);
 267             }
 268         }
 269     }
 270
 271     if (recordsSel) {
 272         var strCookie = "";
 273         var nameCookie = "bib_list";
 274         var valCookie = readCookie(nameCookie, 1);
 275         strCookie = nameCookie + "=" + valCookie;
 276         var arrayRecords = valCookie.split("/");
 277         updateBasket(arrayRecords.length-1,top.opener);
 278         document.location = CGIBIN + "opac-basket.pl?" + strCookie;
 279     }
 280     else {
 281         alert(MSG_NO_RECORD_SELECTED);
 282     }
 283 }
 284
 285 function delRecord (n, s) {
 286     var re = /\d/;
 287     var aux = s;
 288     var found = 0;
 289     var pos = -1;
 290
 291     while (!found) {
 292         pos = aux.indexOf(n, pos+1);
 293         var charAfter = aux.charAt(pos+n.length); // character right after the researched string
 294         if (charAfter.match(re)) { // record number inside another one
 295             continue;
 296         }
 297         else { // good record number
 298             aux = s.substring(0, pos)+ s.substring(pos+n.length+1, s.length);
 299             s = aux;
 300             found = 1;
 301         }
 302     }
 303
 304     return s;
 305 }
 306
 307
 308 function delBasket() {
 309     var nameCookie = "bib_list";
 310
 311     var rep = false;
 312     rep = confirm(MSG_CONFIRM_DEL_BASKET);
 313     if (rep) {
 314         delCookie(nameCookie);
 315         document.location = "about:blank";
 316         updateBasket(0,top.opener);
 317         window.close();
 318     }
 319 }
 320
 321
 322 function quit() {
 323     if (document.myform.records.value) {
 324         var rep = false;
 325         rep = confirm(MSG_CONFIRM_DEL_RECORDS);
 326         if (rep) {
 327             delSelRecords();
 328         }
 329     }
 330     updateBasket(arrayRecords.length-1,top.opener);
 331     window.close();
 332 }
 333
 334 function sendBasket() {
 335     var nameCookie = "bib_list";
 336     var valCookie = readCookie(nameCookie);
 337     var strCookie = nameCookie + "=" + valCookie;
 338
 339     var loc = CGIBIN + "opac-sendbasket.pl?" + strCookie;
 340
 341     var optWin="dependant=yes,scrollbars=no,resizable=no,height=300,width=450,top=50,left=100";
 342     var win_form = open(loc,"win_form",optWin);
 343 }
 344
 345 function downloadBasket() {
 346     var nameCookie = "bib_list";
 347     var valCookie = readCookie(nameCookie);
 348     var strCookie = nameCookie + "=" + valCookie;
 349
 350     var loc = CGIBIN + "opac-downloadcart.pl?" + strCookie;
 351
 352     open(loc,"win_form",'dependant=yes,scrollbars=no,resizable=no,height=300,width=450,top=50,left=100');
 353 }
 354
 355 function printBasket() {
 356     var loc = document.location + "&print=1";
 357     document.location = loc;
 358 }
 359
 360 function showMore() {
 361     var strCookie = "";
 362
 363     var nameCookie = "bib_list";
 364     var valCookie = readCookie(nameCookie);
 365     if (valCookie) {
 366         strCookie = nameCookie + "=" + valCookie;
 367     }
 368     var loc = CGIBIN + "opac-basket.pl?" + strCookie + "&verbose=1";
 369     document.location = loc;
 370 }
 371
 372 function showLess() {
 373     var strCookie = "";
 374
 375     var nameCookie = "bib_list";
 376     var valCookie = readCookie(nameCookie);
 377     if (valCookie) {
 378         strCookie = nameCookie + "=" + valCookie;
 379     }
 380     var loc = CGIBIN + "opac-basket.pl?" + strCookie + "&verbose=0";
 381     document.location = loc;
 382 }
 383
 384 function updateBasket(updated_value,target) {
 385         if(target){
 386         target.$('#basketcount').html("<span>"+updated_value+"</span>");
 387         target.$('#cartDetails').html(_("Your cart contains ")+updated_value+_(" items"));
 388         } else {
 389         $('#basketcount').html("<span>"+updated_value+"</span>");
 390         $('#cartDetails').html(_("Your cart contains ")+updated_value+_(" items"));
 391         }
 392         var basketcount = updated_value;
 393 }
 394
 395 function openBiblio(dest,biblionumber) {
 396     openerURL=dest+"?biblionumber="+biblionumber;
 397     opener.document.location = openerURL;
 398     opener.focus();
 399 }
 400
 401 function addSelToShelf() {
 402     var items = document.getElementById('records').value;
 403         if(items){
 404     document.location = "/cgi-bin/koha/opac-addbybiblionumber.pl?biblionumber="+items;
 405         } else {
 406         alert(MSG_NO_RECORD_SELECTED);
 407     }
 408 }
 409
 410 ///  vShelfAdd()  builds url string for multiple-biblio adds.
 411
 412 function vShelfAdd() {
 413         bibs= new Array;
 414         if(document.bookbag_form.biblionumber.length > 0) {
 415                 for (var i=0; i < document.bookbag_form.biblionumber.length; i++) {
 416                         if (document.bookbag_form.biblionumber[i].checked) {
 417                                 bibs.push("biblionumber=" +  document.bookbag_form.biblionumber[i].value);
 418                         }
 419                 }
 420             if (bibs.length == 0) { showListsUpdate(MSG_NO_RECORD_SELECTED); }
 421             return bibs.join("&");
 422         } else {
 423             if (document.bookbag_form.biblionumber.checked) {
 424                 return "biblionumber=" + document.bookbag_form.biblionumber.value;
 425             }
 426         }
 427 }
 428
 429 function showCart(){
 430                 var position = $("#cartmenulink").offset();
 431         var scrolld = $(window).scrollTop();
 432                 var top = position.top + $("#cartmenulink").outerHeight();
 433         if( scrolld > top ){
 434             top = scrolld + 15;
 435         }
 436                 var menuWidth = 200;
 437                 var buttonWidth = $("#cartmenulink").innerWidth();
 438                 var buttonOffset = menuWidth - buttonWidth;
 439                 var left = position.left -  buttonOffset;
 440                 $("#cartDetails").css("position","absolute").css("top",top);
 441                 $("#cartDetails").css("position","absolute").css("left",left);
 442                 $("#cartDetails").fadeIn("fast");
 443 }
 444
 445 function showLists(){
 446                var position = $("#listsmenulink").offset();
 447               var top = position.top + $("#listsmenulink").outerHeight();
 448                var menuWidth = 200;
 449                var buttonWidth = $("#listsmenulink").innerWidth();
 450                var buttonOffset = menuWidth - buttonWidth;
 451                var left = position.left -  buttonOffset;
 452                $("#listsDetails").css("position","absolute").css("top",top);
 453                $("#listsDetails").css("position","absolute").css("left",left);
 454                $("#listsDetails").fadeIn("fast");
 455 }
 456
 457 function hideCart(){
 458     $("#cartDetails").fadeOut("fast");
 459 }
 460
 461 function hideLists(){
 462     $("#listsDetails").fadeOut("fast");
 463 }
 464
 465 $("#cartDetails").ready(function(){
 466         $("#cartDetails,#cartmenulink").click(function(){ hideCart(); });
 467         $("#cartmenulink").click(function(){ openBasket(); return false; });
 468         $("#cartmenulink").hoverIntent(function(){
 469                 showCart();
 470         },function(){
 471                 hideCart();
 472         });
 473         if(basketcount){ updateBasket(basketcount) }
 474 });
 475
 476