/*
	functions.forms.js
	JQuery / DOM Form Functions
	Created: 
	Creator: Matt Kircher
*/

function setupForm(){
	$('form').each(function(){
		
		//recaptcha: remove logo from puzzle
		if($('#recaptcha_table').length){
			$('#recaptcha_table tbody tr').each(function(){ $(this).find('td:last').remove(); });
		}
	});
}

function validateForm(f){
	
	var specificForm = ($.trim(f) == "")?'form':f;
	
	//language
	var english_labels = Array('One or more required fields have not been completed. Please complete them and resubmit the form.', 
				      'Please supply a valid email address.');
	var french_labels  = Array('Vous avez omis de compl\u00E9ter un (ou plusieurs) des champs obligatoires. Veuillez les compl\u00E9ter et envoyer le formulaire \u00E0 nouveau.',
					'Veuillez inscrire une adresse courriel valide.');
	var labels = ($('.french').length == 0)?english_labels:french_labels;
	
	//setup valid object
	var valid = { status:true, response:'', element:null };
	
	//remove classes, go through and check for non-values
	$(specificForm+' .select_required_attention').remove();
	$(specificForm+' .required')
	.removeClass('required_attention')
	.each(function(){
		if(($(this).val() == "" || $(this).val() == null)){
			$(this).addClass('required_attention');
			valid.status = false;
			valid.response = labels[0];
			if(valid.element == null){ valid.element = $(this); }
			
			if($(this).get(0).nodeName == "SELECT"){
				$(this).after('<span class="select_required_attention">&lsaquo;&mdash;</span>');
			}
		}
	});
	
	//if email is not of the form 'name@email.com', don't validate
	if(valid.status){
		$(specificForm+' input.required[name="email"]').each(function(){				
			if(!validateEmail($(this).val())){
				$(this).addClass('required_attention');
				valid.status = false;
				valid.response = labels[1];
				valid.element = $(this);
			}
		});
	}
	
	//display alert, focus on first non-valued field
	if(!valid.status){ alert(valid.response); $(valid.element).focus(); }
	return valid.status;
}

function validateEmail(e){
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	return filter.test($.trim(e));
}