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/*
js functions for forms
*/
/*
display a simple form from a ejs Form object
caller should fill in
f.name = form name
f.action = action to be taken on submit (optional, defaults to current page)
f.class = css class (optional, defaults to 'form')
f.submit = an array of submit labels
f.add(name, label, [type], [value]) =
Add another element
f.element[i].label = element label
f.element[i].name = element name (defaults to label)
f.element[i].type = element type (defaults to text)
f.element[i].value = current value (optional, defaults to "")
*/
function form_display() {
var f = this;
var i, size = 20;
write('<form name="' + f.name +
'" method="post" action="' + f.action +
'" class="' + f.class + '">\n');
if (f.element.length > 0) {
write("<table>\n");
}
for (i in f.element) {
var e = f.element[i];
if (e.name == undefined) {
e.name = e.label;
}
if (e.value == undefined) {
e.value = "";
}
if (strlen(e.value) > size) {
size = strlen(e.value) + 4;
}
}
for (i in f.element) {
var e = f.element[i];
write("<tr>");
write("<td>" + e.label + "</td>");
if (e.type == "select") {
write('<td><select name="' + e.name + '">\n');
for (s in e.list) {
if (e.value == e.list[s]) {
write('<option selected=selected>' + e.list[s] + '</option>\n');
} else {
write('<option>' + e.list[s] + '</option>\n');
}
}
write('</select></td>\n');
} else {
var sizestr = "";
if (e.type == "text" || e.type == "password") {
sizestr = sprintf('size="%d"', size);
}
writef('<td><input name="%s" type="%s" value="%s" %s /></td>\n',
e.name, e.type, e.value, sizestr);
}
write("</tr>");
}
if (f.element.length > 0) {
write("</table>\n");
}
for (i in f.submit) {
write('<input name="submit" type="submit" value="' + f.submit[i] + '" />\n');
}
write("</form>\n");
}
function __addMethod(name, label)
{
var f = this;
var i = f.element.length;
f.element[i] = new Object();
f.element[i].name = name;
f.element[i].label = label;
f.element[i].type = "text";
f.element[i].value = "";
if (arguments.length > 2) {
f.element[i].type = arguments[2];
}
if (arguments.length > 3) {
f.element[i].value = arguments[3];
}
}
/*
create a Form object with the defaults filled in, ready for display()
*/
function FormObj(name, num_elements, num_submits)
{
var f = new Object();
f.name = name;
f.element = new Array(num_elements);
f.submit = new Array(num_submits);
f.action = session_uri(request.REQUEST_URI);
f.class = "defaultform";
f.add = __addMethod;
for (i in f.element) {
f.element[i] = new Object();
f.element[i].type = "text";
f.element[i].value = "";
}
f.display = form_display;
return f;
}
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