/**
 * Document Ready
 */
$(document).ready(function(){

  markReqAndOptionalFields();

  //Show messages (if any) right above content..
  if ($("#msgContainer").val()!='') {
    messages = $("#msgContainer").size() ? eval($("#msgContainer").val()) : "";
    var c = messages!="" ? messages.length : 0;
    $messages = '';
    var msg;
    for(i=0;i<c;i++){
      msg = messages[i];
      $messages+='<div class="'+ msg[1] +'">' + msg[0] + '</div>';
    }
    showMessage($messages);
  }

  limitTextOnTextAreas();
});


/**
 *
 */
function markReqAndOptionalFields() {

  $(".label").each( function(){
    if ($(this).is(".required")){
      $(this).prepend('<span style="color:RED">* </span>');
    }else if ($(this).is(".optional")) {
      $(this).append('<br/><span style="font-size:0.7em">(optional)</span>');
    }
  });
}

/**
 *
 */
function showMessage(msg,_class) {
  if (msg=='') return;
  var flashMessage = $("#flashMessage");

  flashMessage.attr("class",_class)
  flashMessage.html(msg)

  flashMessage.slideDown('fast');
  var pos = flashMessage.position();
  
  if (pos.top < $(window).scrollTop()){
	  window.scrollTo(pos.left, pos.top);
  }
  window.setTimeout('fadeMessageOut()', 25000);
}


function resetMessage() {
  $("#flashMessage").html('');
  $("#flashMessage").hide();
  $("#flashMessage").slideUp('fast');
}


function fadeMessageOut() {
 $("#flashMessage").fadeOut('slow');
}

///////////// show info message on popup
function popupShowMessage(msg,_class) {
  if (msg=='') return;
  var flashMessage = $("#popupFlashMessage");

  flashMessage.attr("class",_class)
  flashMessage.html(msg)

  flashMessage.slideDown('fast');
  var pos = flashMessage.position();
  
  if (pos.top < $(window).scrollTop()){
	  window.scrollTo(pos.left, pos.top);
  }
  window.setTimeout('popupFadeMessageOut()', 25000);
}


function popupResetMessage() {
  $("#popupFlashMessage").html('');
  $("#popupFlashMessage").hide();
  $("#popupFlashMessage").slideUp('fast');
}


function popupFadeMessageOut() {
 $("#popupFlashMessage").fadeOut('slow');
}

/////////////////////////////////////////

function redirect(l) {
  location = l;
}


function fixIEInputStyles() {
  $("input[type=text]").addClass("text");
  $("input[type=password]").addClass("password");
  $("input[type=checkbox]").addClass("checkbox");
  $("input[type=submit]").addClass("submit");
  $("input[type=button]").addClass("button");
}




function doAjaxSubmit(formId,btnId,cb,spinner) {
  resetMessage();
  $("#" + formId).ajaxSubmit({
      dataType:  'json',
      type: 'post',

      beforeSubmit: function(formData, jqForm, options) {
        $("#" + btnId).each(function(){this.disabled=true});
        $("#" + btnId).hide();
        if (typeof(spinner) == 'undefined') {
          $("#" + btnId).parent().prepend('<img id="spinner" src="/img/small-blue-spinner.gif"/>');
        } else {
          var spinnerNode = $('#' + spinner);
          spinnerNode.css({'padding':'8px','text-align':'center'});
          spinnerNode.html('<img id="spinner" src="/img/small-blue-spinner.gif"/>');
        }
      },

      success: function(response, statusText) {
        $('#spinner').remove();
        message = typeof(response.message) == 'undefined' ? '' : response.message;
        if (response.success) {
          if (message) showMessage(message,'success');
        } else {
          showMessage(message,'error');
          $("#" + btnId).show();
          $("#" + btnId).each(function(){this.disabled=false});
        }
        if (typeof(cb) == 'function') cb(response,response.success);
      }
    }
  );
}


/**
 *
 */
function showAjaxPopup(url,onLoadEvent){
  $('#facebox .content').empty();
  $.facebox({ ajax: url });
  if (onLoadEvent!=undefined) {
    $(document).unbind('afterReveal.facebox');
    $(document).bind('afterReveal.facebox', function() {
      onLoadEvent()
    });
  }
  $("#cancelBtn").live('click',function(){$(document).trigger('close.facebox');})
  $(".cancelBtn").live('click',function(){$(document).trigger('close.facebox');})
  $("#closeBtn").live('click',function(){$(document).trigger('close.facebox');})
  $(".closeBtn").live('click',function(){$(document).trigger('close.facebox');})
}


function urlencode(str) {
  return escape(str).replace('+', '%2B').replace('%20', '+').replace('*', '%2A').replace('/', '%2F').replace('@', '%40');
}



function limitTextOnTextAreas() {
  function stopInput(content,limit,counterId) {
    c = content.length<=limit ? content : content.substring(0,limit);
    if (counterId!=null)
      $("#" + counterId).html(c.length);
    return c;
  }
  $("textarea").each(function(){
                      if ($(this).attr("_limit")!=null) {
                        //attach onkeyup event
                        var l = $(this).attr("_limit");
                        //The first time
                        $(this).val(stopInput( $(this).val(),l,$(this).attr('_limitCounter')));
                        //also on focus..and on blur
                        $(this).keyup(function(){$(this).val(stopInput( $(this).val(),l,$(this).attr('_limitCounter')))});
                        $(this).focus(function(){$(this).val(stopInput( $(this).val(),l,$(this).attr('_limitCounter')))});
                        $(this).blur(function(){$(this).val(stopInput( $(this).val(),l,$(this).attr('_limitCounter')))});
                      }
                    });
}

////////////////////////////////////////
///// IE missing functions...argggh!
////////////////////////////////////////
if(!Array.indexOf){
    Array.prototype.indexOf = function(obj){
        for(var i=0; i<this.length; i++){
            if(this[i]==obj){
                return i;
            }
        }
        return -1;
    }
}

String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ""); };

///////////////
/////Facebox stuff
/////////////

var facebox_inited = false;

/**
 *
 */
function initFaceboxes() {
  if (facebox_inited) return;
  //Overlay before facebox
  $.facebox.settings.opacity = 0.7;
  $('a[rel*=facebox]').facebox({
    close_image: '/img/delete-icon-s.png'
  });
  facebox_inited = true;
}

/**
 *
 */
function configureFacebox(afterRevealFunction) {
  //Set up the upload stuff
  if (afterRevealFunction != undefined && afterRevealFunction != null)  {
    $(document).bind('afterReveal.facebox',afterRevealFunction)
  }
}

///////////////////////////////////////////////////////////////////
//////// Remove from Array
///////////////////////////////////////////////////////////////////

Array.prototype.remove = function(from, to) {
  var rest = this.slice((to || from) + 1 || this.length);
  this.length = from < 0 ? this.length + from : from;
  return this.push.apply(this, rest);
};


//////////////////////////////////////////////////////////////////
// Misc.
//////////////////////////////////////////////////////////////////

function ellipsis(str,limit) {
  return str.length>limit-3 ? (str.substr(0,limit-3) + "...") : str;
}

var Base64 = {

// private property
_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",

// public method for encoding
encode : function (input) {
    var output = "";
    var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
    var i = 0;

    input = Base64._utf8_encode(input);

    while (i < input.length) {

        chr1 = input.charCodeAt(i++);
        chr2 = input.charCodeAt(i++);
        chr3 = input.charCodeAt(i++);

        enc1 = chr1 >> 2;
        enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
        enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
        enc4 = chr3 & 63;

        if (isNaN(chr2)) {
            enc3 = enc4 = 64;
        } else if (isNaN(chr3)) {
            enc4 = 64;
        }

        output = output +
        this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
        this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);

    }

    return output;
},

// public method for decoding
decode : function (input) {
    var output = "";
    var chr1, chr2, chr3;
    var enc1, enc2, enc3, enc4;
    var i = 0;

    input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

    while (i < input.length) {

        enc1 = this._keyStr.indexOf(input.charAt(i++));
        enc2 = this._keyStr.indexOf(input.charAt(i++));
        enc3 = this._keyStr.indexOf(input.charAt(i++));
        enc4 = this._keyStr.indexOf(input.charAt(i++));

        chr1 = (enc1 << 2) | (enc2 >> 4);
        chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
        chr3 = ((enc3 & 3) << 6) | enc4;

        output = output + String.fromCharCode(chr1);

        if (enc3 != 64) {
            output = output + String.fromCharCode(chr2);
        }
        if (enc4 != 64) {
            output = output + String.fromCharCode(chr3);
        }

    }

    output = Base64._utf8_decode(output);

    return output;

},

// private method for UTF-8 encoding
_utf8_encode : function (string) {
    string = string.replace(/\r\n/g,"\n");
    var utftext = "";

    for (var n = 0; n < string.length; n++) {

        var c = string.charCodeAt(n);

        if (c < 128) {
            utftext += String.fromCharCode(c);
        }
        else if((c > 127) && (c < 2048)) {
            utftext += String.fromCharCode((c >> 6) | 192);
            utftext += String.fromCharCode((c & 63) | 128);
        }
        else {
            utftext += String.fromCharCode((c >> 12) | 224);
            utftext += String.fromCharCode(((c >> 6) & 63) | 128);
            utftext += String.fromCharCode((c & 63) | 128);
        }

    }

    return utftext;
},

// private method for UTF-8 decoding
_utf8_decode : function (utftext) {
    var string = "";
    var i = 0;
    var c = c1 = c2 = 0;

    while ( i < utftext.length ) {

        c = utftext.charCodeAt(i);

        if (c < 128) {
            string += String.fromCharCode(c);
            i++;
        }
        else if((c > 191) && (c < 224)) {
            c2 = utftext.charCodeAt(i+1);
            string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
            i += 2;
        }
        else {
            c2 = utftext.charCodeAt(i+1);
            c3 = utftext.charCodeAt(i+2);
            string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
            i += 3;
        }

    }

    return string;
}

}