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<%doc>
Example:
<& /elements/select-city.html,
#recommended
country => $current_country,
state => $current_state,
county => $current_county,
city => $current_city,
#optional
prefix => $optional_unique_prefix,
onchange => $javascript,
disabled => 0, #bool
disable_empty => 1, #defaults to 1, set to 0 to disable the empty option
empty_label => 'all', #label for empty option
style => [ 'attribute:value', 'another:value' ],
&>
</%doc>
% if ( $cityflag ) {
<% include('/elements/xmlhttp.html',
'url' => $p.'misc/cities.cgi',
'subs' => [ $pre. 'get_cities' ],
)
%>
<SCRIPT TYPE="text/javascript">
function opt(what,value,text) {
var optionName = new Option(text, value, false, false);
var length = what.length;
what.options[length] = optionName;
}
function <% $pre %>county_changed(what, callback) {
what.form.<% $pre %>city.disabled = 'disabled';
county = what.form.<% $pre %>county.options[what.form.<% $pre %>county.selectedIndex].value;
state = what.options[what.selectedIndex].value;
country = what.form.<% $pre %>country.options[what.form.<% $pre %>country.selectedIndex].value;
function <% $pre %>update_cities(cities) {
// blank the current city list
for ( var i = what.form.<% $pre %>city.length; i >= 0; i-- )
what.form.<% $pre %>city.options[i] = null;
% unless ( $opt{disable_empty} ) {
opt( what.form.<% $pre %>city, '', <% $opt{empty_label} |js_string %> );
% }
// add the new cities
var citiesArray = eval('(' + cities + ')' );
for ( var s = 0; s < citiesArray.length; s++ ) {
var cityLabel = citiesArray[s];
if ( cityLabel == "" )
cityLabel = '(n/a)';
opt(what.form.<% $pre %>city, citiesArray[s], cityLabel);
}
var cityFormLabel = document.getElementById('<% $pre %>citylabel');
if ( citiesArray.length > 1 ) {
what.form.<% $pre %>city.style.display = '';
if ( cityFormLabel ) {
//cityFormLabel.style.visibility = 'visible';
cityFormLabel.style.display = '';
}
} else {
what.form.<% $pre %>city.style.display = 'none';
if ( cityFormLabel ) {
//cityFormLabel.style.visibility = 'hidden';
cityFormLabel.style.display = 'none';
}
}
what.form.<% $pre %>city.disabled = '';
//run the callback
if ( callback != null ) {
callback();
} else {
<% $pre %>city_changed(what.form.<% $pre %>city);
}
}
// go get the new cities
<% $pre %>get_cities( state, country, <% $pre %>update_cities );
}
</SCRIPT>
<SELECT NAME = "<% $pre %>city"
ID = "<% $pre %>city"
onChange= "<% $onchange %>"
<% $opt{'disabled'} %>
<% $style %>
>
% unless ( $opt{'disable_empty'} ) {
<OPTION VALUE="" <% $opt{county} eq '' ? 'SELECTED' : '' %>><% $opt{empty_label} %>
% }
% foreach my $city ( @cities ) {
<OPTION VALUE="<% $city |h %>"
<% $city eq $opt{'city'} ? 'SELECTED' : '' %>
><% $city eq $opt{'empty_data_value'} ? $opt{'empty_data_label'} : $city %>
% }
</SELECT>
% } else {
<SCRIPT TYPE="text/javascript">
function <% $pre %>city_changed(what) {
}
</SCRIPT>
<SELECT NAME = "<% $pre %>city"
ID = "<% $pre %>city"
STYLE = "display:none"
>
<OPTION SELECTED VALUE="<% $opt{'city'} |h %>">
</SELECT>
% }
<%init>
my %opt = @_;
foreach my $opt (qw( city county state country prefix onchange disabled
empty_value )) {
$opt{$opt} = '' unless exists($opt{$opt}) && defined($opt{$opt});
}
$opt{'disable_empty'} = 1 unless exists($opt{'disable_empty'});
my $pre = $opt{'prefix'};
my $onchange = $opt{'onchange'};
my $city_style = $opt{'style'} ? [ @{ $opt{'style'} } ] : [];
my @cities = ();
if ( $cityflag ) {
@cities = map { length($_) ? $_ : $opt{'empty_data_value'} }
cities( $opt{'county'}, $opt{'state'}, $opt{'country'} );
push @$city_style, 'display:none'
unless scalar(@cities) > 1;
}
my $style =
scalar(@$city_style)
? 'STYLE="'. join(';', @$city_style). '"'
: '';
</%init>
<%once>
my $sql = "SELECT COUNT(*) FROM cust_main_county".
" WHERE city IS NOT NULL AND city != ''";
my $sth = dbh->prepare($sql) or die dbh->errstr;
$sth->execute or die $sth->errstr;
my $cityflag = $sth->fetchrow_arrayref->[0];
</%once>
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