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//home/develito/www/media/syw/js/pagination/jquery.pajinate.js

;
(function($) { /*******************************************************************************************/
	// jquery.pajinate.js - version 0.4
	// A jQuery plugin for paginating through any number of DOM elements
	// 
	// Copyright (c) 2010, Wes Nolte (http://wesnolte.com)
	// Licensed under the MIT License (MIT-LICENSE.txt)
	// http://www.opensource.org/licenses/mit-license.php
	// Created: 2010-04-16 | Updated: 2015-02-15 by Olivier Buisard
	//
	/*******************************************************************************************/

$.fn.pajinate = function(options) {
		// Set some state information
		var current_page = 'current_page';
		var items_per_page = 'items_per_page';

var meta;

// Setup default option values
		var defaults = {
			item_container_id: '.content',
			items_per_page: 10,
			nav_panel_id: '.page_navigation',
			nav_info_id: '.info_text',
			num_page_links_to_display: 20,
			start_page: 0,
			wrap_around: false,
			nav_label_first: 'First',
			nav_label_prev: 'Prev',
			nav_label_next: 'Next',
			nav_label_last: 'Last',
			nav_order: ["first", "prev", "num", "next", "last"],
			nav_label_info: 'Showing {0}-{1} of {2} results',
			show_first_last: false,
            show_prev_next: true,
			abort_on_small_lists: false,
			default_class: "",
			active_class: "active",
			disabled_class: "disabled"
		};

var options = $.extend(defaults, options);
		var $item_container;
		var $page_container;
		var $items;
		var $nav_panels;
		var total_page_no_links;

return this.each(function() {
			$page_container = $(this);
			$item_container = $(this).find(options.item_container_id);
			$items = $page_container.find(options.item_container_id).children();

if (options.abort_on_small_lists && options.items_per_page >= $items.size()) return $page_container;

meta = $page_container;

// Initialize meta data
			meta.data(current_page, 0);
			meta.data(items_per_page, options.items_per_page);

// Get the total number of items
			var total_items = $item_container.children().size();

// Calculate the number of pages needed
			var number_of_pages = Math.ceil(total_items / options.items_per_page);

// Construct the nav bar
			var more = '<li class="ellipse more">...</li>';
			var less = '<li class="ellipse less">...</li>';
			var first = !options.show_first_last ? '' : '<li class="first_link ' + options.default_class + '"><a href="">' + options.nav_label_first + '</a></li>';
			var last = !options.show_first_last ? '' : '<li class="last_link ' + options.default_class + '"><a href="">' + options.nav_label_last + '</a></li>';
			var previous = !options.show_prev_next ? '' : '<li class="previous_link ' + options.default_class + '"><a href="">' + options.nav_label_prev + '</a></li>';
			var next = !options.show_prev_next ? '' : '<li class="next_link ' + options.default_class + '"><a href="">' + options.nav_label_next + '</a></li>';

var navigation_html = "<ul>";

for (var i = 0; i < options.nav_order.length; i++) {
				switch (options.nav_order[i]) {
				case "first":
					navigation_html += first;
					break;
				case "last":
					navigation_html += last;
					break;
				case "next":
					navigation_html += next;
					break;
				case "prev":
					navigation_html += previous;
					break;
				case "num":
					if (options.show_prev_next) {
						navigation_html += less;
					}
					var current_link = 0;
					while (number_of_pages > current_link) {
						navigation_html += '<li class="page_link ' + options.default_class + '" longdesc="' + current_link + '"><a href="">' + (current_link + 1) + '</a></li>';
						current_link++;
					}
					if (options.show_prev_next) {
						navigation_html += more;
					}
					break;
				default:
					break;
				}
			}
			
			navigation_html += '</ul>';

// And add it to the appropriate area of the DOM	
			$nav_panels = $page_container.find(options.nav_panel_id);
			$nav_panels.html(navigation_html).each(function() {

$(this).find('.page_link:first').addClass('first');
				$(this).find('.page_link:last').addClass('last');

});

// Hide the more/less indicators
			$nav_panels.find('.ellipse').hide();

// Set the active page link styling
			$nav_panels.find('.previous_link').next().next().addClass('active_page ' + options.active_class);

/* Setup Page Display */
			// And hide all pages
			$items.hide();
			// Show the first page			
			$items.slice(0, meta.data(items_per_page)).show();

/* Setup Nav Menu Display */
			// Page number slices
			total_page_no_links = $page_container.find(options.nav_panel_id + ':first').find('.page_link').size();
			options.num_page_links_to_display = Math.min(options.num_page_links_to_display, total_page_no_links);

$nav_panels.find('.page_link').hide(); // Hide all the page links
			// And only show the number we should be seeing
			$nav_panels.each(function() {
				$(this).find('.page_link').slice(0, options.num_page_links_to_display).show();
			});

/* Bind the actions to their respective links */

// Event handler for 'First' link
			$page_container.find('.first_link').click(function(e) {
				e.preventDefault();
				movePageNumbersRight($(this), 0);
				gotopage(0);
			});

// Event handler for 'Last' link
			$page_container.find('.last_link').click(function(e) {
				e.preventDefault();
				var lastPage = total_page_no_links - 1;
				movePageNumbersLeft($(this), lastPage);
				gotopage(lastPage);
			});

// Event handler for 'Prev' link
			$page_container.find('.previous_link').click(function(e) {
				e.preventDefault();
				showPrevPage($(this));
			});

// Event handler for 'Next' link
			$page_container.find('.next_link').click(function(e) {
				e.preventDefault();
				showNextPage($(this));
			});

// Event handler for each 'Page' link
			$page_container.find('.page_link').click(function(e) {
				e.preventDefault();
				gotopage($(this).attr('longdesc'));
			});

// Goto the required page
			gotopage(parseInt(options.start_page));
			toggleMoreLess();
			if (!options.wrap_around) {
				tagNextPrev();
			}
		});

function showPrevPage(e) {
			new_page = parseInt(meta.data(current_page)) - 1;

// Check that we aren't on a boundary link
			if ($(e).siblings('.active_page').prev('.page_link').length == true) {
				movePageNumbersRight(e, new_page);
				gotopage(new_page);
			} else if (options.wrap_around) {
				gotopage(total_page_no_links - 1);
			}

};

function showNextPage(e) {
			new_page = parseInt(meta.data(current_page)) + 1;

// Check that we aren't on a boundary link
			if ($(e).siblings('.active_page').next('.page_link').length == true) {
				movePageNumbersLeft(e, new_page);
				gotopage(new_page);
			} else if (options.wrap_around) {
				gotopage(0);
			}

};

function gotopage(page_num) {

page_num = parseInt(page_num, 10);

var ipp = parseInt(meta.data(items_per_page));

// Find the start of the next slice
			start_from = page_num * ipp;

// Find the end of the next slice
			end_on = start_from + ipp;
			// Hide the current page	
			var items = $items.hide().slice(start_from, end_on);

items.show();

// Reassign the active class
			$page_container.find(options.nav_panel_id).find('.page_link[longdesc=' + page_num + ']').addClass('active_page ' + options.active_class).siblings('.active_page').removeClass('active_page ' + options.active_class);

// Set the current page meta data							
			meta.data(current_page, page_num);
			
			/*########## Ajout de l'option page courante + nombre de pages*/
        	var $current_page = parseInt(meta.data(current_page)+1);
        	// Get the total number of items
        	var total_items = $item_container.children().size();
        	// Calculate the number of pages needed
        	var $number_of_pages = Math.ceil(total_items / options.items_per_page);
    		/*##################################################################*/
        	
			$page_container.find(options.nav_info_id).html(options.nav_label_info.replace("{0}", start_from + 1).
			replace("{1}", start_from + items.length).replace("{2}", $items.length).replace("{3}", $current_page).replace("{4}", $number_of_pages));

// Hide the more and/or less indicators
			toggleMoreLess();

// Add a class to the next or prev links if there are no more pages next or previous to the active page
			tagNextPrev();

// check if the onPage callback is available and call it
			if (typeof(options.onPageDisplayed) !== "undefined" ) {
				options.onPageDisplayed.call(this, page_num + 1)
			}
		}

// Methods to shift the diplayed index of page numbers to the left or right

function movePageNumbersLeft(e, new_p) {
			var new_page = new_p;

var $current_active_link = $(e).siblings('.active_page');

if ($current_active_link.siblings('.page_link[longdesc=' + new_page + ']').css('display') == 'none') {

$nav_panels.each(function() {
					$(this).find('.page_link').hide() // Hide all the page links
					.slice(parseInt(new_page - options.num_page_links_to_display + 1), new_page + 1).show();
				});
			}

}

function movePageNumbersRight(e, new_p) {
			var new_page = new_p;
			var $current_active_link = $(e).siblings('.active_page');

if ($current_active_link.siblings('.page_link[longdesc=' + new_page + ']').css('display') == 'none') {
				$nav_panels.each(function() {
					$(this).find('.page_link').hide() // Hide all the page links
					.slice(new_page, new_page + parseInt(options.num_page_links_to_display)).show();
				});
			}
		}

// Show or remove the ellipses that indicate that more page numbers exist in the page index than are currently shown
		function toggleMoreLess() {

if (!$nav_panels.find('.page_link:visible').hasClass('last')) {
				$nav_panels.find('.more').show();
			} else {
				$nav_panels.find('.more').hide();
			}

if (!$nav_panels.find('.page_link:visible').hasClass('first')) {
				$nav_panels.find('.less').show();
			} else {
				$nav_panels.find('.less').hide();
			}
		}

/* Add the style class ".no_more" to the first/prev and last/next links to allow custom styling */
		function tagNextPrev() {
			if (!options.wrap_around) { 
				if ($nav_panels.find('.last').hasClass('active_page')) {
					$nav_panels.find('.next_link').add('.last_link').addClass('no_more ' + options.disabled_class);
				} else {
					$nav_panels.find('.next_link').add('.last_link').removeClass('no_more ' + options.disabled_class);
				}
	
				if ($nav_panels.find('.first').hasClass('active_page')) {
					$nav_panels.find('.previous_link').add('.first_link').addClass('no_more ' + options.disabled_class);
				} else {
					$nav_panels.children('.previous_link').add('.first_link').removeClass('no_more ' + options.disabled_class);
				}
			}
		}

};

})(jQuery);