examples/selfcheck.js

   1
   2 // mock console
   3 if(!window.console) {
   4         window.console = new function() {
   5                 this.info = function(str) {};
   6                 this.error = function(str) {};
   7                 this.debug = function(str) {};
   8         };
   9 }
  10
  11 var state;
  12 var scan_timeout;
  13
  14 function change_page(new_state) {
  15         if ( state != new_state ) {
  16
  17                 if ( new_state == 'checkin' ) {
  18                         new_state = 'circulation'; // page has different name
  19                         $('.checkout').hide();
  20                         $('.checkin').show();
  21                 } else if ( new_state == 'checkout' ) {
  22                         new_state = 'circulation'; // page has different name
  23                         $('.checkout').show();
  24                         $('.checkin').hide();
  25                 }
  26
  27                 state = new_state;
  28
  29                 $('.page').each( function(i,el) {
  30                         if ( el.id != new_state ) {
  31                                 $(el).hide();
  32                         } else {
  33                                 $(el).show();
  34                         }
  35                 });
  36                 console.info('change_page', state);
  37
  38                 if ( state == 'start' ) {
  39                         start_scan();
  40                 }
  41                 if ( state == 'error' ) {
  42                         // FIXME: implement timeout and go back to start
  43                 }
  44         }
  45 }
  46
  47 function got_visible_tags(data,textStatus) {
  48         var html = 'No tags in range';
  49         if ( data.tags ) {
  50                 html = '<ul class="tags">';
  51                 $.each(data.tags, function(i,tag) {
  52                         console.debug( i, tag );
  53                         html += '<li><tt class="' + tag.security + '">' + tag.sid;
  54                         var content = tag.content
  55                         if (typeof content === undefined && typeof tag.borrower !== undefined)
  56                                 content = tag.borrower.cardnumber;
  57
  58                         var is_book = false;
  59                         var is_borrower = false;
  60
  61                         if ( content ) {
  62                                 var link;
  63                                 if ( content.length = 10 && content.substr(0,3) == 130 ) { // book
  64                                         is_book = true;
  65                                         link = 'catalogue/search.pl?q=';
  66                                 } else if ( content.length == 12 && content.substr(0,2) == 20 ) {
  67                                         is_borrower = true;
  68                                         link = 'members/member.pl?member=';
  69                                 } else {
  70                                         html += '<b>UNKNOWN TAG</b> '+content;
  71                                 }
  72
  73                                 if ( link ) {
  74                                         html += ' <a href="http://koha.example.com:8080/cgi-bin/koha/'
  75                                                 + link + content
  76                                                 + '" title="lookup in Koha" target="koha-lookup">' + content + '</a>';
  77                                                 + '</tt>';
  78                                 }
  79
  80                                 console.debug( 'calling', state, content );
  81                                 window[state]( content ); // call function with barcode
  82
  83                         }
  84                 });
  85                 html += '</ul>';
  86         }
  87
  88         var arrows = Array( 8592, 8598, 8593, 8599, 8594, 8600, 8595, 8601 );
  89
  90         html = '<div class=status>'
  91                 + textStatus
  92                 + ' &#' + arrows[ data.time % arrows.length ] + ';'
  93                 + '</div>'
  94                 + html
  95                 ;
  96         $('#tags').html( html );
  97         scan_timeout = window.setTimeout(function(){
  98                 scan_tags();
  99         },200); // re-scan every 200ms
 100 };
 101
 102 function scan_tags() {
 103         if ( $('input#pull-reader').attr('checked') ) {
 104                 console.info('scan_tags');
 105                 $.getJSON("/scan?callback=?", got_visible_tags);
 106         }
 107 }
 108
 109 function start_scan() {
 110         $('input#pull-reader').attr('checked', true);
 111         scan_tags();
 112 }
 113
 114 function stop_scan() {
 115         $('input#pull-reader').attr('checked', '');
 116 }
 117
 118 $(document).ready(function() {
 119                 $('input#pull-reader').click( function() {
 120                         scan_tags();
 121                 });
 122
 123                 $('div#tags').click( function() {
 124                         $('input#pull-reader').attr('checked', false);
 125                 } );
 126
 127                 change_page('start');
 128 });
 129
 130 function fill_in( where, value ) {
 131         $('.'+where).each(function(i, el) {
 132                 $(el).html(value);
 133         });
 134
 135 }
 136
 137 /* Selfcheck state actions */
 138
 139 var borrower_cardnumber;
 140 var circulation_type;
 141 var book_barcodes;
 142
 143 function start( cardnumber ) {
 144
 145         if ( cardnumber.length != 12 || cardnumber.substr(0,2) != "20" ) {
 146                 console.error(cardnumber, ' is not borrower card');
 147                 return;
 148         }
 149
 150         borrower_cardnumber = cardnumber;
 151         circulation_type = 'checkout';
 152         book_barcodes = {};
 153
 154         change_page('borrower_check');
 155 }
 156
 157 function borrower_check() {
 158
 159         stop_scan();
 160
 161         fill_in( 'borrower_number', borrower_cardnumber );
 162
 163         $.getJSON('/sip2/patron_info/'+borrower_cardnumber)
 164         .done( function( data ) {
 165                 console.info('patron', data);
 166                 fill_in( 'borrower_name', data['AE'] );
 167                 fill_in( 'borrower_email', data['BE'] );
 168                 fill_in( 'hold_items',    data['fixed'].substr( 2 + 14 + 3 + 18 + ( 0 * 4 ), 4 ) ) * 1;
 169                 fill_in( 'overdue_items', data['fixed'].substr( 2 + 14 + 3 + 18 + ( 1 * 4 ), 4 ) ) * 1;
 170                 change_page('borrower_info');
 171         }).fail( function(data) {
 172                 change_page('error');
 173         });
 174 }
 175
 176 function borrower_info() {
 177         // nop
 178 }
 179
 180 function circulation( barcode ) {
 181         if ( barcode
 182                         && barcode.length == 10
 183                         && barcode.substr(0,3) == 130
 184                         && ! book_barcodes[barcode]
 185         ) { // book, not seen yet
 186                 $.getJSON('/sip2/'+circulation_type+'/'+borrower_cardnumber+'/'+barcode , function( data ) {
 187                         console.info( circulation_type, data );
 188                         $('ul#books').append('<li>' + data['AJ'] + ' <small>' + data['AF'] + '</small></li>');
 189                         book_barcodes[ barcode ] = 1;
 190                         console.debug( book_barcodes );
 191                 }).fail( function() {
 192                         change_page('error');
 193                 });
 194         }
 195 }
 196