|
$(function() {
|
|
$('form a.add_nested_fields').live('click', function() {
|
|
// Setup
|
|
var assoc = $(this).attr('data-association'); // Name of child
|
|
var content = $('#' + assoc + '_fields_template').html(); // Fields template
|
|
|
|
// Make the context correct by replacing new_<parents> with the generated ID
|
|
// of each of the parent objects
|
|
var context = ($(this).closest('.fields').find('input:first').attr('name') || '').replace(new RegExp('\[[a-z]+\]$'), '');
|
|
|
|
// context will be something like this for a brand new form:
|
|
// project[tasks_attributes][new_1255929127459][assignments_attributes][new_1255929128105]
|
|
// or for an edit form:
|
|
// project[tasks_attributes][0][assignments_attributes][1]
|
|
if(context) {
|
|
var parent_names = context.match(/[a-z_]+_attributes/g) || [];
|
|
var parent_ids = context.match(/(new_)?[0-9]+/g) || [];
|
|
|
|
for(var i = 0; i < parent_names.length; i++) {
|
|
if(parent_ids[i]) {
|
|
content = content.replace(
|
|
new RegExp('(_' + parent_names[i] + ')_.+?_', 'g'),
|
|
'$1_' + parent_ids[i] + '_');
|
|
|
|
content = content.replace(
|
|
new RegExp('(\\[' + parent_names[i] + '\\])\\[.+?\\]', 'g'),
|
|
'$1[' + parent_ids[i] + ']');
|
|
}
|
|
}
|
|
}
|
|
|
|
// Make a unique ID for the new child
|
|
var regexp = new RegExp('new_' + assoc, 'g');
|
|
var new_id = new Date().getTime();
|
|
content = content.replace(regexp, "new_" + new_id);
|
|
|
|
var field = $(content).insertBefore(this);
|
|
$(this).closest("form").trigger({type: 'nested:fieldAdded', field: field});
|
|
return false;
|
|
});
|
|
|
|
$('form a.remove_nested_fields').live('click', function() {
|
|
var hidden_field = $(this).prev('input[type=hidden]')[0];
|
|
if(hidden_field) {
|
|
hidden_field.value = '1';
|
|
}
|
|
$(this).closest('.fields').hide();
|
|
$(this).closest("form").trigger('nested:fieldRemoved');
|
|
return false;
|
|
});
|
|
});
|
