Dmitry Polushkin friends

[JavaScript] On RESTful jQuery PUT/DELETE links

2009-05-27T17:38:58-07:00

jQuery.fn.restForm = function(type, options) {
  var defaults = {
    method: 'post',
    action: this.attr('href'),
    confirm: false,
    confirm_message: 'Are you sure?',
    trigger_on: 'click'
  };
  var opts = $.extend(defaults, options);

  this.bind(opts.trigger_on, function() {
    var $form = $('<form></form>').attr({
      method: opts.method,
      action: opts.action
    }).append('<input type="hidden" name="_method" value="' + type + '" />');

    if (opts.confirm && !confirm(opts.confirm_message)) {
      return false;
    }

    this.after($form);
    $form.submit();
    return false;
  });
};

$(function() {
  $('.put').restForm('PUT');
  $('.delete').restForm('DELETE', {confirm: true});
});

[JavaScript] On Perform AJAX request when three form fields have been filled

2009-02-16T09:52:21-08:00

// form fields  
var address = $("#address");
var zip = $("#zip");
var city = $("#city");

function validateAddress() {
  return (address.val().length > 1);
}

function validateZip() {
  var pattern = new RegExp('[^0-9]+', 'g');
	var zipReplaced = zip.val().replace(pattern, '');
	zip.val(zipReplaced);
	
  return (zip.val().length == 5);
}

function validateCity() {
  return (city.val().length > 1);
}

// Show indicator
function showIndicator() {
  $("img#indicator").show();
}

// Hide indicator
function hideIndicator() {
  $("img#indicator").hide();
}

function validateFields() {
  return (validateAddress() && validateZip() && validateCity());
}

// On blur
$("#address,#zip,#city").blur(function() {
  if (validateFields()) {
    // Show indicator
    showIndicator();

    var req = $("form#new").serialize();
    $.ajax({
      type: "POST",
      url: "checkDuplicate/",
      data: req,
      complete: hideIndicator
    });
  }
});

[JavaScript] On Get the id of a