koha-tmpl/opac-tmpl/css/en/includes/basket.js

   1 //////////////////////////////////////////////////////////////////////////////
   2 // BASIC FUNCTIONS FOR COOKIE MANGEMENT //
   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         var coo_len = str_cookie.length;
  49         var i = 0;
  50
  51         while (i < coo_len) {
  52                 var j = i + str_len;
  53                 if (str_cookie.substring(i, j) == str_name)
  54                         return readCookieValue(str_cookie, j);
  55                 i = str_cookie.indexOf(" ", i) + 1;
  56                 if (i == 0)
  57                         break;
  58         }
  59
  60         return null;
  61 }
  62
  63 function delCookie(name) {
  64         var exp = new Date();
  65         exp.setTime(exp.getTime()-1);
  66         parent.opener.document.cookie = name + "=null; expires=" + exp.toGMTString();
  67 }
  68
  69
  70 ///////////////////////////////////////////////////////////////////
  71 // SPECIFIC FUNCTIONS USING COOKIES //
  72 ///////////////////////////////////////////////////////////////////
  73
  74 function openBasket() {
  75         var strCookie = "";
  76
  77         var nameCookie = "bib_list";
  78         var valCookie = readCookie(nameCookie);
  79         if (valCookie) {
  80                 strCookie = nameCookie + "=" + valCookie;
  81         }
  82
  83         if (strCookie) {
  84                 var iW = 620;
  85                 var iH = 450;
  86
  87                 var optWin = "dependant=yes,status=yes,scrollbars=yes,resizable=yes,toolbar=yes,height="+iH+",width="+iW;
  88                 var loc = CGIBIN + "opac-basket.pl?" + strCookie;
  89                 var basket = open(loc, "basket", optWin);
  90         }
  91         else {
  92                 alert(MSG_BASKET_EMPTY);
  93         }
  94 }
  95
  96
  97 function addRecord(val, selection) {
  98         var nameCookie = "bib_list";
  99         var valCookie = readCookie(nameCookie);
 100         var write = 0;
 101
 102         if ( ! valCookie ) { // empty basket
 103                 valCookie = val + '/';
 104                 write = 1;
 105                 updateBasket(1,document);
 106         }
 107         else {
 108                 // is this record already in the basket ?
 109                 var found = false;
 110                 var arrayRecords = valCookie.split("/");
 111
 112                 for (var i = 0; i < valCookie.length - 1; i++) {
 113                         if (val == arrayRecords[i]) {
 114                                 found = true;
 115                                 break;
 116                         }
 117                 }
 118
 119                 if ( found ) {
 120                         if (selection) {
 121                                 return 0;
 122                         }
 123                         alert(MSG_RECORD_IN_BASKET);
 124                 }
 125                 else {
 126                         valCookie += val + '/';
 127                         write = 1;
 128                         updateBasket(arrayRecords.length,document);
 129                 }
 130         }
 131
 132         if (write) {
 133                 writeCookie(nameCookie, valCookie);
 134                 if (selection) { // when adding a selection of records
 135                         return 1;
 136                 }
 137                 alert(MSG_RECORD_ADDED);
 138         }
 139 }
 140
 141
 142 function addMultiple(){
 143         var c_value = "";
 144         if(document.myform.bibid.length > 0) {
 145                 for (var i=0; i < document.myform.bibid.length; i++) {
 146                         if (document.myform.bibid[i].checked) {
 147                                 c_value = c_value + document.myform.bibid[i].value + "/";
 148                         }
 149                 }
 150                 addSelRecords(c_value);
 151         } else {
 152                 c_value = c_value + document.myform.bibid.value + "/";
 153                 addSelRecords(c_value);
 154         }
 155 }
 156
 157
 158 function addSelRecords(valSel) { // function for adding a selection of biblios to the basket
 159                                                                                                 // from the results list
 160         var arrayRecords = valSel.split("/");
 161         var i = 0;
 162         var nbAdd = 0;
 163         for (i=0;i<arrayRecords.length;i++) {
 164                 if (arrayRecords[i]) {
 165                         nbAdd += addRecord(arrayRecords[i], 1);
 166                 }
 167                 else {
 168                         break;
 169                 }
 170         }
 171
 172         var msg = "";
 173         if (nbAdd) {
 174                 if (i > nbAdd) {
 175                         msg = nbAdd+" "+MSG_NRECORDS_ADDED+", "+(i-nbAdd)+" "+MSG_NRECORDS_IN_BASKET;
 176                 }
 177                 else {
 178                         msg = nbAdd+" "+MSG_NRECORDS_ADDED;
 179                 }
 180         }
 181         else {
 182                 if (i < 1) {
 183                         msg = MSG_NO_RECORD_SELECTED;
 184                 }
 185                 else {
 186                         msg = MSG_NO_RECORD_ADDED+" ("+MSG_NRECORDS_IN_BASKET+") !";
 187                 }
 188         }
 189         alert(msg);
 190 }
 191
 192
 193 function selRecord(num, status) {
 194         var str = document.myform.records.value
 195         if (status){
 196                 str += num+"/";
 197         }
 198         else {
 199                 str = delRecord(num, str);
 200         }
 201
 202         document.myform.records.value = str;
 203 }
 204
 205
 206 function delSelRecords() {
 207         var recordsSel = 0;
 208         var end = 0;
 209         var nameCookie = "bib_list";
 210         var valCookie = readCookie(nameCookie, 1);
 211
 212         if (valCookie) {
 213                 var str = document.myform.records.value;
 214                 if (str.length > 0){
 215                         recordsSel = 1;
 216                         var str2 = valCookie;
 217                         while (!end){
 218                                 s = str.indexOf("/");
 219                                 if (s>0){
 220                                         num = str.substring(0, s)
 221                                         str = delRecord(num,str);
 222                                         str2 = delRecord(num,str2);
 223                                 } else {
 224                                         end = 1;
 225                                 }
 226                         }
 227
 228                         if (str2.length == 0) { // equivalent to emptying the basket
 229                                 var rep = false;
 230                                 rep = confirm(MSG_CONFIRM_DEL_BASKET);
 231                                 if (rep) {
 232                                         delCookie(nameCookie);
 233                                         document.location = "about:blank";
 234                                         updateBasket(0,top.opener.document);
 235                                         window.close();
 236                                 } else {
 237                                         return;
 238                                 }
 239                         } else {
 240                                 writeCookie(nameCookie, str2, 1);
 241                         }
 242                 }
 243         }
 244
 245         if (recordsSel) {
 246                 var strCookie = "";
 247                 var nameCookie = "bib_list";
 248                 var valCookie = readCookie(nameCookie, 1);
 249                 strCookie = nameCookie + "=" + valCookie;
 250                 var arrayRecords = valCookie.split("/");
 251                 updateBasket(arrayRecords.length-1,top.opener.document);
 252                 document.location = CGIBIN + "opac-basket.pl?" + strCookie;
 253         }
 254         else {
 255                 alert(MSG_NO_RECORD_SELECTED);
 256         }
 257 }
 258
 259
 260 function delRecord (n, s) {
 261         var re = /\d/;
 262         var aux = s;
 263         var found = 0;
 264         var pos = -1;
 265
 266         while (!found) {
 267                 pos = aux.indexOf(n, pos+1);
 268                 var charAfter = aux.charAt(pos+n.length); // character right after the researched string
 269                 if (charAfter.match(re)) { // record number inside another one
 270                         continue;
 271                 }
 272                 else { // good record number
 273                         aux = s.substring(0, pos)+ s.substring(pos+n.length+1, s.length);
 274                         s = aux;
 275                         found = 1;
 276                 }
 277         }
 278
 279         return s;
 280 }
 281
 282
 283 function delBasket() {
 284         var nameCookie = "bib_list";
 285
 286         var rep = false;
 287         rep = confirm(MSG_CONFIRM_DEL_BASKET);
 288         if (rep) {
 289                 delCookie(nameCookie);
 290                 document.location = "about:blank";
 291                 updateBasket(0,top.opener.document);
 292                 window.close();
 293         }
 294 }
 295
 296
 297 function quit() {
 298         if (document.myform.records.value) {
 299                 var rep = false;
 300                 rep = confirm(MSG_CONFIRM_DEL_RECORDS);
 301                 if (rep) {
 302                         delSelRecords();
 303                 }
 304         }
 305         updateBasket(arrayRecords.length-1,top.opener.document);
 306         window.close();
 307 }
 308
 309 function sendBasket() {
 310         var nameCookie = "bib_list";
 311         var valCookie = readCookie(nameCookie);
 312         var strCookie = nameCookie + "=" + valCookie;
 313
 314         var loc = CGIBIN + "opac-sendbasket.pl?" + strCookie;
 315
 316         var optWin="dependant=yes,scrollbars=no,resizable=no,height=300,width=400,top=50,left=100";
 317         var win_form = open(loc,"win_form",optWin);
 318 }
 319
 320 function printBasket() {
 321         var loc = document.location + "&print=1";
 322         document.location = loc;
 323 }
 324
 325 function showMore() {
 326         var strCookie = "";
 327
 328         var nameCookie = "bib_list";
 329         var valCookie = readCookie(nameCookie);
 330         if (valCookie) {
 331                 strCookie = nameCookie + "=" + valCookie;
 332         }
 333         var loc = CGIBIN + "opac-basket.pl?" + strCookie + "&verbose=1";
 334         document.location = loc;
 335 }
 336
 337 function showLess() {
 338         var strCookie = "";
 339
 340         var nameCookie = "bib_list";
 341         var valCookie = readCookie(nameCookie);
 342         if (valCookie) {
 343                 strCookie = nameCookie + "=" + valCookie;
 344         }
 345         var loc = CGIBIN + "opac-basket.pl?" + strCookie + "&verbose=0";
 346         document.location = loc;
 347 }
 348
 349 function updateBasket(updated_value,target) {
 350     if(typeof document.getElementById != "undefined") {
 351         target.getElementById('basket').innerHTML = " ("+updated_value+")";
 352     } else if (typeof document.layers != "undefined") {
 353         target.layers['basket'].open();
 354         target.layers['basket'].write(" ("+updated_value+")");
 355         target.layers['basket'].close();
 356     } else if(typeof document.all != "undefined" &&  typeof
 357 document.getElementById == "undefined") {
 358         target.all['basket'].innerHTML = " ("+updated_value+")";
 359     }
 360 }
 361
 362 function openBiblio(biblionumber) {
 363         openerURL="opac-detail.pl?bib="+biblionumber;
 364         opener.document.location = openerURL;
 365 }