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<%doc>
Example:
include( '/elements/select-county.html',
#recommended
country => $current_country,
state => $current_state,
county => $current_county,
#optional
prefix => $optional_unique_prefix,
onchange => $javascript,
disabled => 0, #bool
disable_empty => 1, #defaults to 1, disable the empty option
empty_label => 'all', #label for empty option
style => [ 'attribute:value', 'another:value' ],
);
</%doc>
% if ( $countyflag ) {
<% include('/elements/xmlhttp.html',
'url' => $p.'misc/counties.cgi',
'subs' => [ $pre. 'get_counties' ],
)
%>
<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 %>state_changed(what, callback) {
state = what.options[what.selectedIndex].value;
country = what.form.<% $pre %>country.options[what.form.<% $pre %>country.selectedIndex].value;
function <% $pre %>update_counties(counties) {
// blank the current county list
for ( var i = what.form.<% $pre %>county.length; i >= 0; i-- )
what.form.<% $pre %>county.options[i] = null;
// add the new counties
var countiesArray = eval('(' + counties + ')' );
for ( var s = 0; s < countiesArray.length; s++ ) {
var countyLabel = countiesArray[s];
if ( countyLabel == "" )
countyLabel = '(n/a)';
opt(what.form.<% $pre %>county, countiesArray[s], countyLabel);
}
var countyFormLabel = document.getElementById('<% $pre %>countylabel');
if ( countiesArray.length > 1 ) {
what.form.<% $pre %>county.style.display = '';
countyFormLabel.style.visibility = 'visible';
} else {
what.form.<% $pre %>county.style.display = 'none';
countyFormLabel.style.visibility = 'hidden';
}
//run the callback
if ( callback != null )
callback();
}
// go get the new counties
<% $pre %>get_counties( state, country, <% $pre %>update_counties );
}
</SCRIPT>
<SELECT NAME = "<% $pre %>county"
ID = "<% $pre %>county"
onChange= "<% $opt{'onchange'} %>"
<% $opt{'disabled'} %>
<% $style %>
>
% unless ( $opt{'disable_empty'} ) {
<OPTION VALUE="" <% $opt{county} eq '' ? 'SELECTED' : '' %>><% $opt{empty_label} %>
% }
% foreach my $county ( @counties ) {
<OPTION VALUE="<% $county |h %>"
<% $county eq $opt{'county'} ? 'SELECTED' : '' %>
><% $county eq $opt{'empty_data_value'} ? $opt{'empty_data_label'} : $county %>
% }
</SELECT>
% } else {
<SCRIPT TYPE="text/javascript">
function <% $pre %>state_changed(what) {
}
</SCRIPT>
<SELECT NAME = "<% $pre %>county"
ID = "<% $pre %>county"
STYLE = "display:none"
>
<OPTION SELECTED VALUE="<% $opt{'county'} |h %>">
</SELECT>
% }
<%init>
my %opt = @_;
foreach my $opt (qw( 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'};
$opt{'style'} ||= [];
my $style =
scalar(@{$opt{style}})
? 'STYLE="'. join(';', @{$opt{style}}). '"'
: '';
my @counties = ();
if ( $countyflag ) {
@counties = map { length($_) ? $_ : $opt{'empty_data_value'} }
counties( $opt{'state'}, $opt{'country'} );
# this is very hacky
unless ( scalar(@counties) > 1 ) {
if ( $opt{'disabled'} =~ /STYLE=/i ) {
$opt{'disabled'} =~ s/STYLE="([^"]+)"/STYLE="$1; display:none"/i;
} else {
$opt{'disabled'} .= ' STYLE="display:none"';
}
}
}
</%init>
<%once>
my $sql = "SELECT COUNT(*) FROM cust_main_county".
" WHERE county IS NOT NULL AND county != ''";
my $sth = dbh->prepare($sql) or die dbh->errstr;
$sth->execute or die $sth->errstr;
my $countyflag = $sth->fetchrow_arrayref->[0];
</%once>
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