don't scan tags during sip2 transaction

diff --git a/examples/selfcheck.js b/examples/selfcheck.js
index ac9ea19..ce05385 100644 (file)
--- a/examples/selfcheck.js
+++ b/examples/selfcheck.js
@@ -15,6 +15,7 @@ if(!window.console) {
 
 var state;
 var scan_timeout;
+var scan_tags_active = true;
 
 function change_page(new_state) {
        if ( state != new_state ) {
@@ -120,8 +121,12 @@ function got_visible_tags(data,textStatus) {
 };
 
 function scan_tags() {
-       console.info('scan_tags');
-       $.getJSON("/scan?callback=?", got_visible_tags);
+       if ( scan_tags_active ) {
+               console.info('scan_tags');
+               $.getJSON("/scan?callback=?", got_visible_tags);
+       } else {
+               console.debug('scan_tags disabled');
+       }
 }
 
 $(document).ready(function() {
@@ -161,6 +166,7 @@ function borrower_check() {
 
        fill_in( 'borrower_number', borrower_cardnumber );
 
+       scan_tags_active = false;
        $.getJSON('/sip2/patron_info/'+borrower_cardnumber)
        .done( function( data ) {
                console.info('patron', data);
@@ -168,8 +174,10 @@ function borrower_check() {
                fill_in( 'borrower_email', data['BE'] );
                fill_in( 'hold_items',    data['fixed'].substr( 2 + 14 + 3 + 18 + ( 0 * 4 ), 4 ) ) * 1;
                fill_in( 'overdue_items', data['fixed'].substr( 2 + 14 + 3 + 18 + ( 1 * 4 ), 4 ) ) * 1;
+               scan_tags_active = true;
                change_page('borrower_info');
        }).fail( function(data) {
+               scan_tags_active = true;
                change_page('error');
        });
 }
@@ -184,13 +192,16 @@ function circulation( barcode, sid ) {
                        && barcode.substr(0,3) == 130
                        && book_barcodes[barcode] != 1
        ) { // book, not seen yet
+               scan_tags_active = false;
                $.getJSON('/sip2/'+circulation_type+'/'+borrower_cardnumber+'/'+barcode+'/'+sid , function( data ) {
                        console.info( circulation_type, data );
                        $('ul#books').append('<li>' + ( data['AJ'] || barcode ) + ' <small>' + data['AF'] + '</small></li>');
                        book_barcodes[ barcode ] = 1;
                        console.debug( book_barcodes );
+                       scan_tags_active = true;
                }).fail( function() {
                        change_page('error');
+                       scan_tags_active = true;
                });
        }
 }