(function($) {
/**
 * BDS jQuery Slider Plugin
 */
$.fn.jSlider = function(event,options) {
	var defaults =
	{
		backgroundElement : false,
		backgroundPosition : '0 0',
		className : false,
	  slideElement : false
	};

  var o = $.extend(defaults, options);
  var origPos = $("" + o.backgroundElement +"").css("background-position");

  if (o.slideElement) {

    var slideObj = $("" + o.slideElement +"");
    if (event == 'over') {
          slideObj.slideDown();
      if (o.backgroundElement) { $("" + o.backgroundElement +"").css("background-position", o.backgroundPosition); }
      if (o.className) { $(this).toggleClass(o.className); }
    } else if (event == 'out') {
        slideObj.slideUp();
      if (o.backgroundElement) { $("" + o.backgroundElement +"").css("background-position", o.backgroundPosition); }
      if (o.className) { $(this).toggleClass(o.className); }
    }
  }
};

/**
 * BDS jQuery Delay Plugin
 */
$.fn.delay = function(time, callback){
    jQuery.fx.step.delay = function(){};
    return this.animate({delay:1}, time, callback);
};

/**
 * BDS jQuery InputAdvise Plugin
 */
$.fn.inputAdvise = function(overClass) {

  return this.each(function(){
    var input = jQuery(this);
    var title = input.attr('title');
    if (title) {
      this.hide = function() {
        if (input.val() == '' || input.val() == title) input.val('');
      }
      this.show = function() {
        if (input.val() == '') input.val(title);
      }
      // handlers
      input.focus(this.hide);
      input.blur(this.show);
      if (input.val() == '') input.val(title);
    }
  })
};

/**
 * BDS jQuery to enable links opening in popup
 * just call openInPopup on Link-Selector
 */
$.fn.openInPopup = function(options) {
	var defaults =
	{
	  type: 'GET',
	  data: null
	};
	var o = $.extend(defaults, options);
	var fetchContent = function(link) {
        $.ajax({
            type: o['type'],
            url: $(link).attr('href'),
            data: o['data'],
            async: false,
            success: function(data) {
        	    $.modal(data, {
        	      //TODO just till styling is enabled
        	      closeHTML: '<a class="modalCloseImg" title="Schliessen">Schliessen</a>'
        	    });
              },
            error: function() {
              // nothing
              }
          });
      }
	return this.each(function(){
		$(this).bind('click', function() {
				fetchContent($(this));
				return false;
			});
	  });
};

$.fn.helpable = function (helpClass) {
  return this.each(function() {
    $(this).focus(function() {
      if ($(this).siblings(helpClass).length > 0) {
        $(this).siblings(helpClass).show();
      }
    });
    $(this).blur(function () {
      if ($(this).siblings(helpClass).length > 0) {
        $(this).siblings(helpClass).hide();
      }
    });
  });
};

$.fn.globalLoadIndicator = function (options) {
	var defaults =
	{
	  text_load: 'Bitte warten ...'
	};
	var o = $.extend(defaults, options);
	return this.each(function(){
		var indicator = new loadIndicator(o.text_load, true);
		$(this).bind("ajaxSend", function(){
			indicator.show(this);
		}).bind("ajaxComplete", function(){
			indicator.hide();
		});
	  });
};

$.fn.passwordStrength = function (passwordField, usernameField, messages) {
  return this.each(function() {
    var container = $(this);
    this.update = function() {
      var perc = passwordStrengthPercent(passwordField.val(),usernameField.val());
      var equal = (passwordField.val().toLowerCase() == usernameField.val().toLowerCase());
      var bpos = "0px -" + perc + "px";
      container.find(".colorbar").css("backgroundPosition", bpos);
      var width = Math.floor(perc * 1.4) + "px";
      container.find(".colorbar").css("width", width);
      if (equal) {
        container.find(".result").html(messages[0]);
      }
      else if (perc < 1) {
        container.find(".result").html(messages[1]);
      }
      else if (perc < 34) {
        container.find(".result").html(messages[2]);
      }
      else if (perc < 68) {
        container.find(".result").html(messages[3]);
      }
      else {
        container.find(".result").html(messages[4]);
      }
    };
    usernameField.keyup(this.update);
    passwordField.keyup(this.update);
  });
};

function passwordStrengthPercent(password,username)
{
  score = 0;
  //password < 4
  if (password.length < 4 ) {
    return 0;
  }

  //password == username
  if (password.toLowerCase()==username.toLowerCase()) {
    return 0;
  }

  //password length
  score += password.length * 4;
  score += ( checkRepetition(1,password).length - password.length ) * 1;
  score += ( checkRepetition(2,password).length - password.length ) * 1;
  score += ( checkRepetition(3,password).length - password.length ) * 1;
  score += ( checkRepetition(4,password).length - password.length ) * 1;

  //password has 3 numbers
  if (password.match(/(.*[0-9].*[0-9].*[0-9])/)) {
    score += 5;
  }
  //password has 2 sybols
  if (password.match(/(.*[!,@,#,$,%,^,&,*,?,_,~].*[!,@,#,$,%,^,&,*,?,_,~])/)) {
    score += 5;
  }

  //password has Upper and Lower chars
  if (password.match(/([a-z].*[A-Z])|([A-Z].*[a-z])/)) {
    score += 10;
  }

  //password has number and chars
  if (password.match(/([a-zA-Z])/) && password.match(/([0-9])/)) {
    score += 15;
  }
  //password has number and symbol
  if (password.match(/([!,@,#,$,%,^,&,*,?,_,~])/) && password.match(/([0-9])/)) {
    score += 15
  }
  //password has char and symbol
  if (password.match(/([!,@,#,$,%,^,&,*,?,_,~])/) && password.match(/([a-zA-Z])/)) {
     score += 15;
  }

  //password is just a nubers or chars
  if (password.match(/^\w+$/) || password.match(/^\d+$/)) {
    score -= 10;
  }
  if (score > 100) {
    return 100;
  }

  return score;
}
function checkRepetition(pLen,str) {
  res = "";
  for ( i=0; i<str.length ; i++ ) {
    repeated=true;
    for (j=0;j < pLen && (j+i+pLen) < str.length;j++) {
      repeated=repeated && (str.charAt(j+i)==str.charAt(j+i+pLen));
    }
    if (j<pLen) {
      repeated=false;
    }
    if (repeated) {
      i+=pLen-1;
      repeated=false;
    }
    else {
      res+=str.charAt(i);
    }
  }
  return res;
}
/**
 * TODO rewrite in module syntax
 *
 * init tinymce on given selector/element or on default textareas with class 'tinymce'
 *
 * @param element selector or element
 * @return void
 */
$.setupTinymce = function (element) {
	var default_options = {
		// Location of TinyMCE script
		script_url : 'tiny_mce/tiny_mce.js',
		// General options
		//TODO get current language from dom
		language: "de",
		theme : "advanced",
		mode: "exact",
		plugins : "",
		// Theme options
		theme_advanced_buttons1 : "bold,italic,underline,strikethrough,|,cut,copy,paste,|,bullist,|,link,unlink",
		theme_advanced_buttons2 : "",
		theme_advanced_buttons3 : "",
		theme_advanced_toolbar_location : "top",
		theme_advanced_toolbar_align : "left",
		theme_advanced_statusbar_location : "bottom",
		theme_advanced_path : false,
		theme_advanced_resizing : true,
		// debug off
		debug: false
	};
	var simple_options = {
		theme_advanced_buttons1 : "bold,italic,underline,strikethrough,|,cut,copy,paste,|,link,unlink"
	};
	var justformat_options = {
		theme_advanced_buttons1 : "bold,italic,underline,strikethrough,|,cut,copy,paste",
		convert_newlines_to_brs: true,
		force_p_newlines : false,
		force_br_newlines : true,
        forced_root_block : ''
	};
	if(element) {
		var o = {};
		if($(element).hasClass('tinymce')) {
			o = default_options;
			$(element).tinymce(o);
		}
		else if($(element).hasClass('tinymce_simple')) {
			o = $.extend(default_options, simple_options);
			$(element).tinymce(o);
		}
		else if($(element).hasClass('tinymce_justformat')) {
			o = $.extend(default_options, justformat_options);
			$(element).tinymce(o);
		}
	}
	else {
		$('textarea.tinymce').tinymce(default_options);
		var o = $.extend(default_options, simple_options);
		$('textarea.tinymce_simple').tinymce(o);
		o = $.extend(default_options, justformat_options);
		$('textarea.tinymce_justformat').tinymce(o);
	}
};

$.fn.ajaxTab = function(options) {
	var defaults = {
			element: '',
			url: '',
			text_load: '',
			max_per_page: 4
	};
	var o = $.extend(defaults, options);

	return this.each(function(){
		var page = 1;
		var filters = {};
		var init = function() {
				page = 1;
				filters = {};
				loadContent();
			}
		var loadContent = function() {
				var indicator = new loadIndicator(o.text_load);
				var defaultParams = {
						page: page,
						max_per_page: o.max_per_page
					}
				var params = $.extend(defaultParams, filters);
				$.ajax({
					url: o.url,
					data:  jQuery.param(params),
					beforeSend: function() {
							$(o.element).empty();
							indicator.show(o.element);
						},
					success: function(data) {
							$(o.element).html(data);
						},
					complete: function() {
							indicator.hide();
						}
				});
			}
		$(this).bind('click', init);
		$(o.element).find('.jq_pager_ln_page').live('click', function(e){
				page = $(this).attr('rel');
				loadContent();
				e.preventDefault();
			});
		$(o.element).find('.jq_pager_select_filter').live('change', function(e){
			filters = {};
			$(o.element).find('.jq_pager_select_filter').each(function() {
				var filterName = $(this).attr('name');
				filters[filterName] = $(this).val();
			});
			loadContent();
			e.preventDefault();
		});

	});

};


$.fn.loginBox = function(options) {
	var defaults = {
			form_element: '',
			message_element: '',
			url: '',
			text_load: '',
			text_error: ''
	};
	var o = $.extend(defaults, options);
	var loginForm = $(o.form_element);
	var messageDiv = $(o.message_element);

	return this.each(function(){

		var displayOutput = function(message) {
				messageDiv.empty();
				messageDiv.html(message);
				messageDiv.removeClass();
				messageDiv.show();
        	}
	    var displayHint = function (message) {
	            displayOutput(message);
	            messageDiv.addClass('hint');
	        }
	    var processLogin = function(e) {
	        e.preventDefault();
	        var indicator = new loadIndicator(o.text_load);
	        $.ajax({
	            async: false,
	            global: false,
	            url: o.url,
	            data: loginForm.serialize(),
	            type: 'post',
	            cache: false,
	            dataType: 'json',
		        beforeSend: function() {
	        			messageDiv.empty();
	        			messageDiv.removeClass();
						indicator.show(messageDiv);
					},
	            success: function (data) {
	                if (data.result != 'success') {
	                    var errors = "";
	                    for(var i=0; i < data.messages.length; i++) {
	                        errors += data.messages[i] + "<br />";
	                    }
	                    indicator.hide();
	                    displayHint(errors);
	                }
	                else {
	                    document.location = data.location;
	                }
	            },
	            error: function () {
	            		indicator.hide();
		            	displayOutput(o.text_error);
		            	messageDiv.addClass('error');
		        	},
				complete: function() {
						// don't hide load indicator cause of clientside redirect;
					}
	        });
	    }

	    loginForm.bind('submit', processLogin);

	    $(this).bind('click', function(e) {
	    		loginForm.trigger('submit');
	    		e.preventDefault();
	    	});
	});

};

})(jQuery);

/**
 * common load indicator; append static html span after given element
 *
 * @param message i18n message to display while loading
 * @return void
 */
function loadIndicator(message, global)
{
	var globalClass = typeof(global) != 'undefined' &&  global == true ? ' globalIndicator' : '';
	var loadIndicatorHtml = '<span class="indicator'+globalClass+'" ><img src="/images/icon-wait.gif" alt='+message+' /> '+message+'</span>';
	var is_visible = false;

	this.show = function(element) {
		if(!is_visible) {
			$(element).prepend(loadIndicatorHtml);
			is_visible = true;
		}
	};
	this.showAfter = function(afterElement) {
		if(!is_visible) {
			$(afterElement).after(loadIndicatorHtml);
			is_visible = true;
		}
	};
	this.hide = function() {
		$('.indicator').remove();
		is_visible = false;
	};

}