864 lines
28 KiB
JavaScript
864 lines
28 KiB
JavaScript
/* Pager widget (beta) for TableSorter 3/31/2014 (v2.15.12) */
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/*jshint browser:true, jquery:true, unused:false */
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;(function($){
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"use strict";
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var tsp,
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ts = $.tablesorter;
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ts.addWidget({
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id: "pager",
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priority: 55, // load pager after filter widget
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options : {
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// output default: '{page}/{totalPages}'
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// possible variables: {page}, {totalPages}, {filteredPages}, {startRow}, {endRow}, {filteredRows} and {totalRows}
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pager_output: '{startRow} to {endRow} of {totalRows} rows', // '{page}/{totalPages}'
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// apply disabled classname to the pager arrows when the rows at either extreme is visible
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pager_updateArrows: true,
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// starting page of the pager (zero based index)
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pager_startPage: 0,
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// Number of visible rows
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pager_size: 10,
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// Save pager page & size if the storage script is loaded (requires $.tablesorter.storage in jquery.tablesorter.widgets.js)
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pager_savePages: true,
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//defines custom storage key
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pager_storageKey: 'tablesorter-pager',
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// if true, the table will remain the same height no matter how many records are displayed. The space is made up by an empty
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// table row set to a height to compensate; default is false
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pager_fixedHeight: false,
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// count child rows towards the set page size? (set true if it is a visible table row within the pager)
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// if true, child row(s) may not appear to be attached to its parent row, may be split across pages or
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// may distort the table if rowspan or cellspans are included.
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pager_countChildRows: false,
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// remove rows from the table to speed up the sort of large tables.
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// setting this to false, only hides the non-visible rows; needed if you plan to add/remove rows with the pager enabled.
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pager_removeRows: false, // removing rows in larger tables speeds up the sort
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// use this format: "http://mydatabase.com?page={page}&size={size}&{sortList:col}&{filterList:fcol}"
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// where {page} is replaced by the page number, {size} is replaced by the number of records to show,
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// {sortList:col} adds the sortList to the url into a "col" array, and {filterList:fcol} adds
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// the filterList to the url into an "fcol" array.
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// So a sortList = [[2,0],[3,0]] becomes "&col[2]=0&col[3]=0" in the url
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// and a filterList = [[2,Blue],[3,13]] becomes "&fcol[2]=Blue&fcol[3]=13" in the url
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pager_ajaxUrl: null,
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// modify the url after all processing has been applied
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pager_customAjaxUrl: function(table, url) { return url; },
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// modify the $.ajax object to allow complete control over your ajax requests
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pager_ajaxObject: {
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dataType: 'json'
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},
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// set this to false if you want to block ajax loading on init
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pager_processAjaxOnInit: true,
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// process ajax so that the following information is returned:
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// [ total_rows (number), rows (array of arrays), headers (array; optional) ]
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// example:
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// [
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// 100, // total rows
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// [
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// [ "row1cell1", "row1cell2", ... "row1cellN" ],
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// [ "row2cell1", "row2cell2", ... "row2cellN" ],
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// ...
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// [ "rowNcell1", "rowNcell2", ... "rowNcellN" ]
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// ],
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// [ "header1", "header2", ... "headerN" ] // optional
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// ]
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pager_ajaxProcessing: function(ajax){ return [ 0, [], null ]; },
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// css class names of pager arrows
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pager_css: {
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container : 'tablesorter-pager',
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errorRow : 'tablesorter-errorRow', // error information row (don't include period at beginning)
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disabled : 'disabled' // class added to arrows @ extremes (i.e. prev/first arrows "disabled" on first page)
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},
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// jQuery selectors
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pager_selectors: {
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container : '.pager', // target the pager markup
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first : '.first', // go to first page arrow
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prev : '.prev', // previous page arrow
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next : '.next', // next page arrow
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last : '.last', // go to last page arrow
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goto : '.gotoPage', // go to page selector - select dropdown that sets the current page
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pageDisplay : '.pagedisplay', // location of where the "output" is displayed
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pageSize : '.pagesize' // page size selector - select dropdown that sets the "size" option
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}
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},
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init: function(table){
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tsp.init(table);
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},
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// only update to complete sorter initialization
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format: function(table, c){
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if (!(c.pager && c.pager.initialized)){
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return tsp.initComplete(table, c);
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}
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tsp.moveToPage(table, c.pager, false);
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},
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remove: function(table, c){
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tsp.destroyPager(table, c);
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}
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});
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/* pager widget functions */
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tsp = ts.pager = {
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init: function(table) {
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// check if tablesorter has initialized
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if (table.hasInitialized && table.config.pager.initialized) { return; }
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var t,
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c = table.config,
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wo = c.widgetOptions,
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s = wo.pager_selectors,
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// save pager variables
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p = c.pager = $.extend({
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totalPages: 0,
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filteredRows: 0,
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filteredPages: 0,
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currentFilters: [],
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page: wo.pager_startPage,
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size: wo.pager_size,
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startRow: 0,
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endRow: 0,
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ajaxCounter: 0,
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$size: null,
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last: {}
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}, c.pager);
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// pager initializes multiple times before table has completed initialization
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if (p.isInitializing) { return; }
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p.isInitializing = true;
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if (c.debug) {
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ts.log('Pager initializing');
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}
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// added in case the pager is reinitialized after being destroyed.
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p.$container = $(s.container).addClass(wo.pager_css.container).show();
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// goto selector
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p.$goto = p.$container.find(s.goto);
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// page size selector
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p.$size = p.$container.find(s.pageSize);
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p.totalRows = c.$tbodies.eq(0).children().length;
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p.oldAjaxSuccess = p.oldAjaxSuccess || wo.pager_ajaxObject.success;
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c.appender = tsp.appender;
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if (ts.filter && $.inArray('filter', c.widgets) >= 0) {
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// get any default filter settings (data-value attribute) fixes #388
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p.currentFilters = c.$table.data('lastSearch') || ts.filter.setDefaults(table, c, wo) || [];
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// set, but don't apply current filters
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ts.setFilters(table, p.currentFilters, false);
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}
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if (wo.pager_savePages && ts.storage) {
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t = ts.storage(table, wo.pager_storageKey) || {}; // fixes #387
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p.page = isNaN(t.page) ? p.page : t.page;
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p.size = ( isNaN(t.size) ? p.size : t.size ) || 10;
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$.data(table, 'pagerLastSize', p.size);
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}
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// clear initialized flag
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p.initialized = false;
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// before initialization event
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c.$table.trigger('pagerBeforeInitialized', c);
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tsp.enablePager(table, c, false);
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if ( typeof(wo.pager_ajaxUrl) === 'string' ) {
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// ajax pager; interact with database
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p.ajax = true;
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// When filtering with ajax, allow only custom filtering function, disable default filtering since it will be done server side.
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wo.filter_serversideFiltering = true;
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c.serverSideSorting = true;
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tsp.moveToPage(table, p);
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} else {
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p.ajax = false;
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// Regular pager; all rows stored in memory
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c.$table.trigger("appendCache", [{}, true]);
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tsp.hideRowsSetup(table, c);
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}
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},
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initComplete: function(table, c){
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var p = c.pager;
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tsp.changeHeight(table, c);
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tsp.bindEvents(table, c);
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// pager initialized
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p.initialized = true;
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p.isInitializing = false;
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tsp.setPageSize(table, 0, c); // page size 0 is ignored
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c.$table.trigger('pagerInitialized', c);
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},
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bindEvents: function(table, c){
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var ctrls, fxn,
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p = c.pager,
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wo = c.widgetOptions,
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s = wo.pager_selectors;
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c.$table
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.unbind('filterStart filterEnd sortEnd disable enable destroy update updateRows updateAll addRows pageSize '.split(' ').join('.pager '))
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.bind('filterStart.pager', function(e, filters) {
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p.currentFilters = filters;
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p.page = 0; // fixes #456
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})
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// update pager after filter widget completes
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.bind('filterEnd.pager sortEnd.pager', function() {
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if (p.initialized) {
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tsp.moveToPage(table, p, false);
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tsp.updatePageDisplay(table, c, false);
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tsp.fixHeight(table, c);
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}
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})
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.bind('disable.pager', function(e){
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e.stopPropagation();
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tsp.showAllRows(table, c);
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})
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.on('enable.pager', function(e){
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e.stopPropagation();
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tsp.enablePager(table, c, true);
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})
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.on('destroy.pager', function(e){
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e.stopPropagation();
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tsp.destroyPager(table, c);
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})
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.on('update updateRows updateAll addRows '.split(' ').join('.pager '), function(e){
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e.stopPropagation();
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tsp.hideRows(table, c);
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// make sure widgets are applied - fixes #450
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c.$table.trigger('applyWidgets');
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})
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.on('pageSize.pager', function(e,v){
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e.stopPropagation();
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tsp.setPageSize(table, parseInt(v, 10) || 10, c);
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tsp.hideRows(table, c);
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tsp.updatePageDisplay(table, c, false);
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if (p.$size.length) { p.$size.val(p.size); } // twice?
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})
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.on('pageSet.pager', function(e,v){
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e.stopPropagation();
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p.page = (parseInt(v, 10) || 1) - 1;
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if (p.$goto.length) { p.$goto.val(c.size); } // twice?
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tsp.moveToPage(table, p);
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tsp.updatePageDisplay(table, c, false);
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});
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// clicked controls
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ctrls = [ s.first, s.prev, s.next, s.last ];
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fxn = [ 'moveToFirstPage', 'moveToPrevPage', 'moveToNextPage', 'moveToLastPage' ];
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p.$container.find(ctrls.join(','))
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.attr("tabindex", 0)
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.unbind('click.pager')
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.bind('click.pager', function(e){
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e.stopPropagation();
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var i,
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$c = $(this),
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l = ctrls.length;
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if ( !$c.hasClass(wo.pager_css.disabled) ) {
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for (i = 0; i < l; i++) {
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if ($c.is(ctrls[i])) {
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tsp[fxn[i]](table, p);
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break;
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}
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}
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}
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});
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if ( p.$goto.length ) {
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p.$goto
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.unbind('change')
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.bind('change', function(){
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p.page = $(this).val() - 1;
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tsp.moveToPage(table, p);
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tsp.updatePageDisplay(table, c, false);
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});
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}
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if ( p.$size.length ) {
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p.$size
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.unbind('change.pager')
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.bind('change.pager', function() {
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p.$size.val( $(this).val() ); // in case there are more than one pagers
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if ( !$(this).hasClass(wo.pager_css.disabled) ) {
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tsp.setPageSize(table, parseInt( $(this).val(), 10 ), c);
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tsp.changeHeight(table, c);
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}
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return false;
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});
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}
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},
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// hide arrows at extremes
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pagerArrows: function(c, disable) {
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var p = c.pager,
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dis = !!disable,
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first = dis || p.page === 0,
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tp = Math.min( p.totalPages, p.filteredPages ),
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last = dis || p.page === tp - 1 || p.totalPages === 0,
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wo = c.widgetOptions,
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s = wo.pager_selectors;
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if ( wo.pager_updateArrows ) {
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p.$container.find(s.first + ',' + s.prev).toggleClass(wo.pager_css.disabled, first).attr('aria-disabled', first);
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p.$container.find(s.next + ',' + s.last).toggleClass(wo.pager_css.disabled, last).attr('aria-disabled', last);
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}
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},
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updatePageDisplay: function(table, c, completed) {
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var i, pg, s, out,
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wo = c.widgetOptions,
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p = c.pager,
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f = c.$table.hasClass('hasFilters') && !wo.pager_ajaxUrl,
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t = (c.widgetOptions && c.widgetOptions.filter_filteredRow || 'filtered') + ',' + c.selectorRemove +
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(wo.pager_countChildRows ? '' : ',.' + c.cssChildRow),
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sz = p.size || 10; // don't allow dividing by zero
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p.$size.add(p.$goto).removeClass(wo.pager_css.disabled).removeAttr('disabled').attr('aria-disabled', 'false');
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p.totalPages = Math.ceil( p.totalRows / sz ); // needed for "pageSize" method
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p.filteredRows = (f) ? c.$tbodies.eq(0).children('tr').not('.' + t).length : p.totalRows;
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p.filteredPages = (f) ? Math.ceil( p.filteredRows / sz ) || 1 : p.totalPages;
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if ( Math.min( p.totalPages, p.filteredPages ) >= 0 ) {
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t = (p.size * p.page > p.filteredRows);
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p.startRow = (t) ? 1 : (p.filteredRows === 0 ? 0 : p.size * p.page + 1);
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p.page = (t) ? 0 : p.page;
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p.endRow = Math.min( p.filteredRows, p.totalRows, p.size * ( p.page + 1 ) );
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out = p.$container.find(wo.pager_selectors.pageDisplay);
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// form the output string (can now get a new output string from the server)
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s = ( p.ajaxData && p.ajaxData.output ? p.ajaxData.output || wo.pager_output : wo.pager_output )
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// {page} = one-based index; {page+#} = zero based index +/- value
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.replace(/\{page([\-+]\d+)?\}/gi, function(m,n){
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return p.totalPages ? p.page + (n ? parseInt(n, 10) : 1) : 0;
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})
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// {totalPages}, {extra}, {extra:0} (array) or {extra : key} (object)
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.replace(/\{\w+(\s*:\s*\w+)?\}/gi, function(m){
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var str = m.replace(/[{}\s]/g,''),
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extra = str.split(':'),
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data = p.ajaxData,
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// return zero for default page/row numbers
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deflt = /(rows?|pages?)$/i.test(str) ? 0 : '';
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return extra.length > 1 && data && data[extra[0]] ? data[extra[0]][extra[1]] : p[str] || (data ? data[str] : deflt) || deflt;
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});
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if (out.length) {
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out[ (out[0].tagName === 'INPUT') ? 'val' : 'html' ](s);
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if ( p.$goto.length ) {
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t = '';
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pg = Math.min( p.totalPages, p.filteredPages );
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for ( i = 1; i <= pg; i++ ) {
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t += '<option>' + i + '</option>';
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}
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p.$goto.html(t).val( p.page + 1 );
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}
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}
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}
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tsp.pagerArrows(c);
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if (p.initialized && completed !== false) {
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c.$table.trigger('pagerComplete', c);
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// save pager info to storage
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if (wo.pager_savePages && ts.storage) {
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ts.storage(table, wo.pager_storageKey, {
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page : p.page,
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size : p.size
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});
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}
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}
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},
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fixHeight: function(table, c) {
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var d, h,
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p = c.pager,
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wo = c.widgetOptions,
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$b = c.$tbodies.eq(0);
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if (wo.pager_fixedHeight) {
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$b.find('tr.pagerSavedHeightSpacer').remove();
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h = $.data(table, 'pagerSavedHeight');
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if (h) {
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d = h - $b.height();
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if ( d > 5 && $.data(table, 'pagerLastSize') === p.size && $b.children('tr:visible').length < p.size ) {
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$b.append('<tr class="pagerSavedHeightSpacer ' + wo.pager_selectors.remove.replace(/(tr)?\./g,'') + '" style="height:' + d + 'px;"></tr>');
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}
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}
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}
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},
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changeHeight: function(table, c) {
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var $b = c.$tbodies.eq(0);
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$b.find('tr.pagerSavedHeightSpacer').remove();
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$.data(table, 'pagerSavedHeight', $b.height());
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tsp.fixHeight(table, c);
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$.data(table, 'pagerLastSize', c.pager.size);
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},
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hideRows: function(table, c){
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if (!c.widgetOptions.pager_ajaxUrl) {
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var i,
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lastIndex = 0,
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p = c.pager,
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wo = c.widgetOptions,
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rows = c.$tbodies.eq(0).children(),
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l = rows.length,
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s = ( p.page * p.size ),
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e = s + p.size,
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f = wo && wo.filter_filteredRow || 'filtered',
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j = 0; // size counter
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for ( i = 0; i < l; i++ ){
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if ( !rows[i].className.match(f) ) {
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if (j === s && rows[i].className.match(c.cssChildRow)) {
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// hide child rows @ start of pager (if already visible)
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rows[i].style.display = 'none';
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} else {
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rows[i].style.display = ( j >= s && j < e ) ? '' : 'none';
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// don't count child rows
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j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) && !wo.pager_countChildRows ? 0 : 1;
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if ( j === e && rows[i].style.display !== 'none' && rows[i].className.match(ts.css.cssHasChild) ) {
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lastIndex = i;
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}
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}
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}
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}
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// add any attached child rows to last row of pager. Fixes part of issue #396
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if ( lastIndex > 0 && rows[lastIndex].className.match(ts.css.cssHasChild) ) {
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while ( ++lastIndex < l && rows[lastIndex].className.match(c.cssChildRow) ) {
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rows[lastIndex].style.display = '';
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}
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}
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}
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},
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hideRowsSetup: function(table, c){
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var p = c.pager;
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p.size = parseInt( p.$size.val(), 10 ) || p.size;
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$.data(table, 'pagerLastSize', p.size);
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tsp.pagerArrows(c);
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if ( !c.widgetOptions.pager_removeRows ) {
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tsp.hideRows(table, c);
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c.$table.on('sortEnd.pager filterEnd.pager', function(){
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tsp.hideRows(table, c);
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});
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}
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},
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renderAjax: function(data, table, c, xhr, exception){
|
|
var p = c.pager,
|
|
wo = c.widgetOptions;
|
|
// process data
|
|
if ( $.isFunction(wo.pager_ajaxProcessing) ) {
|
|
// ajaxProcessing result: [ total, rows, headers ]
|
|
var i, j, t, hsh, $f, $sh, th, d, l, rr_count,
|
|
$t = c.$table,
|
|
tds = '',
|
|
result = wo.pager_ajaxProcessing(data, table) || [ 0, [] ],
|
|
hl = $t.find('thead th').length;
|
|
|
|
// Clean up any previous error.
|
|
ts.showError(table);
|
|
|
|
if ( exception ) {
|
|
if (c.debug) {
|
|
ts.log('Ajax Error', xhr, exception);
|
|
}
|
|
ts.showError(table, exception.message + ' (' + xhr.status + ')');
|
|
c.$tbodies.eq(0).empty();
|
|
p.totalRows = 0;
|
|
} else {
|
|
// process ajax object
|
|
if (!$.isArray(result)) {
|
|
p.ajaxData = result;
|
|
p.totalRows = result.total;
|
|
th = result.headers;
|
|
d = result.rows;
|
|
} else {
|
|
// allow [ total, rows, headers ] or [ rows, total, headers ]
|
|
t = isNaN(result[0]) && !isNaN(result[1]);
|
|
// ensure a zero returned row count doesn't fail the logical ||
|
|
rr_count = result[t ? 1 : 0];
|
|
p.totalRows = isNaN(rr_count) ? p.totalRows || 0 : rr_count;
|
|
d = p.totalRows === 0 ? [""] : result[t ? 0 : 1] || []; // row data
|
|
th = result[2]; // headers
|
|
}
|
|
l = d.length;
|
|
if (d instanceof jQuery) {
|
|
// append jQuery object
|
|
c.$tbodies.eq(0).empty().append(d);
|
|
} else if (l) {
|
|
// build table from array
|
|
for ( i = 0; i < l; i++ ) {
|
|
tds += '<tr>';
|
|
for ( j = 0; j < d[i].length; j++ ) {
|
|
// build tbody cells; watch for data containing HTML markup - see #434
|
|
tds += /^\s*<td/.test(d[i][j]) ? $.trim(d[i][j]) : '<td>' + d[i][j] + '</td>';
|
|
}
|
|
tds += '</tr>';
|
|
}
|
|
// add rows to first tbody
|
|
if (wo.pager_processAjaxOnInit) {
|
|
c.$tbodies.eq(0).html( tds );
|
|
} else {
|
|
wo.pager_processAjaxOnInit = true;
|
|
}
|
|
}
|
|
// only add new header text if the length matches
|
|
if ( th && th.length === hl ) {
|
|
hsh = $t.hasClass('hasStickyHeaders');
|
|
$sh = hsh ? wo.$sticky.children('thead:first').children().children() : '';
|
|
$f = $t.find('tfoot tr:first').children();
|
|
// don't change td headers (may contain pager)
|
|
c.$headers.filter('th').each(function(j){
|
|
var $t = $(this), icn;
|
|
// add new test within the first span it finds, or just in the header
|
|
if ( $t.find('.' + ts.css.icon).length ) {
|
|
icn = $t.find('.' + ts.css.icon).clone(true);
|
|
$t.find('.tablesorter-header-inner').html( th[j] ).append(icn);
|
|
if ( hsh && $sh.length ) {
|
|
icn = $sh.eq(j).find('.' + ts.css.icon).clone(true);
|
|
$sh.eq(j).find('.tablesorter-header-inner').html( th[j] ).append(icn);
|
|
}
|
|
} else {
|
|
$t.find('.tablesorter-header-inner').html( th[j] );
|
|
if (hsh && $sh.length) {
|
|
$sh.eq(j).find('.tablesorter-header-inner').html( th[j] );
|
|
}
|
|
}
|
|
$f.eq(j).html( th[j] );
|
|
});
|
|
}
|
|
}
|
|
if (c.showProcessing) {
|
|
ts.isProcessing(table); // remove loading icon
|
|
}
|
|
// make sure last pager settings are saved, prevents multiple server side calls with
|
|
// the same parameters
|
|
p.totalPages = Math.ceil( p.totalRows / ( p.size || 10 ) );
|
|
p.last.totalRows = p.totalRows;
|
|
p.last.currentFilters = p.currentFilters;
|
|
p.last.sortList = (c.sortList || []).join(',');
|
|
tsp.updatePageDisplay(table, c);
|
|
tsp.fixHeight(table, c);
|
|
$t.trigger('updateCache', [function(){
|
|
if (p.initialized) {
|
|
// apply widgets after table has rendered
|
|
$t.trigger('applyWidgets');
|
|
$t.trigger('pagerChange', p);
|
|
}
|
|
}]);
|
|
}
|
|
if (!p.initialized) {
|
|
c.$table.trigger('applyWidgets');
|
|
}
|
|
},
|
|
|
|
getAjax: function(table, c){
|
|
var counter,
|
|
url = tsp.getAjaxUrl(table, c),
|
|
$doc = $(document),
|
|
wo = c.widgetOptions,
|
|
p = c.pager;
|
|
if ( url !== '' ) {
|
|
if (c.showProcessing) {
|
|
ts.isProcessing(table, true); // show loading icon
|
|
}
|
|
$doc.on('ajaxError.pager', function(e, xhr, settings, exception) {
|
|
tsp.renderAjax(null, table, c, xhr, exception);
|
|
$doc.unbind('ajaxError.pager');
|
|
});
|
|
counter = ++p.ajaxCounter;
|
|
wo.pager_ajaxObject.url = url; // from the ajaxUrl option and modified by customAjaxUrl
|
|
wo.pager_ajaxObject.success = function(data) {
|
|
// Refuse to process old ajax commands that were overwritten by new ones - see #443
|
|
if (counter < p.ajaxCounter){
|
|
return;
|
|
}
|
|
tsp.renderAjax(data, table, c);
|
|
$doc.unbind('ajaxError.pager');
|
|
if (typeof p.oldAjaxSuccess === 'function') {
|
|
p.oldAjaxSuccess(data);
|
|
}
|
|
};
|
|
if (c.debug) {
|
|
ts.log('ajax initialized', wo.pager_ajaxObject);
|
|
}
|
|
$.ajax(wo.pager_ajaxObject);
|
|
}
|
|
},
|
|
|
|
getAjaxUrl: function(table, c) {
|
|
var p = c.pager,
|
|
wo = c.widgetOptions,
|
|
url = (wo.pager_ajaxUrl) ? wo.pager_ajaxUrl
|
|
// allow using "{page+1}" in the url string to switch to a non-zero based index
|
|
.replace(/\{page([\-+]\d+)?\}/, function(s,n){ return p.page + (n ? parseInt(n, 10) : 0); })
|
|
.replace(/\{size\}/g, p.size) : '',
|
|
sl = c.sortList,
|
|
fl = p.currentFilters || $(table).data('lastSearch') || [],
|
|
sortCol = url.match(/\{\s*sort(?:List)?\s*:\s*(\w*)\s*\}/),
|
|
filterCol = url.match(/\{\s*filter(?:List)?\s*:\s*(\w*)\s*\}/),
|
|
arry = [];
|
|
if (sortCol) {
|
|
sortCol = sortCol[1];
|
|
$.each(sl, function(i,v){
|
|
arry.push(sortCol + '[' + v[0] + ']=' + v[1]);
|
|
});
|
|
// if the arry is empty, just add the col parameter... "&{sortList:col}" becomes "&col"
|
|
url = url.replace(/\{\s*sort(?:List)?\s*:\s*(\w*)\s*\}/g, arry.length ? arry.join('&') : sortCol );
|
|
arry = [];
|
|
}
|
|
if (filterCol) {
|
|
filterCol = filterCol[1];
|
|
$.each(fl, function(i,v){
|
|
if (v) {
|
|
arry.push(filterCol + '[' + i + ']=' + encodeURIComponent(v));
|
|
}
|
|
});
|
|
// if the arry is empty, just add the fcol parameter... "&{filterList:fcol}" becomes "&fcol"
|
|
url = url.replace(/\{\s*filter(?:List)?\s*:\s*(\w*)\s*\}/g, arry.length ? arry.join('&') : filterCol );
|
|
p.currentFilters = fl;
|
|
}
|
|
if ( $.isFunction(wo.pager_customAjaxUrl) ) {
|
|
url = wo.pager_customAjaxUrl(table, url);
|
|
}
|
|
if (c.debug) {
|
|
ts.log('Pager ajax url: ' + url);
|
|
}
|
|
return url;
|
|
},
|
|
|
|
renderTable: function(table, rows) {
|
|
var i, $tb,
|
|
c = table.config,
|
|
p = c.pager,
|
|
wo = c.widgetOptions,
|
|
l = rows && rows.length || 0, // rows may be undefined
|
|
s = ( p.page * p.size ),
|
|
e = ( s + p.size );
|
|
if ( l < 1 ) { return; } // empty table, abort!
|
|
if ( p.page >= p.totalPages ) {
|
|
// lets not render the table more than once
|
|
return tsp.moveToLastPage(table, p);
|
|
}
|
|
p.isDisabled = false; // needed because sorting will change the page and re-enable the pager
|
|
if (p.initialized) { c.$table.trigger('pagerChange', c); }
|
|
|
|
if ( !wo.pager_removeRows ) {
|
|
tsp.hideRows(table, c);
|
|
} else {
|
|
if ( e > rows.length ) {
|
|
e = rows.length;
|
|
}
|
|
ts.clearTableBody(table);
|
|
$tb = ts.processTbody(table, c.$tbodies.eq(0), true);
|
|
for ( i = s; i < e; i++ ) {
|
|
$tb.append(rows[i]);
|
|
}
|
|
ts.processTbody(table, $tb, false);
|
|
}
|
|
|
|
tsp.updatePageDisplay(table, c);
|
|
if ( !p.isDisabled ) { tsp.fixHeight(table, c); }
|
|
|
|
wo.pager_startPage = p.page;
|
|
wo.pager_size = p.size;
|
|
c.$table.trigger('applyWidgets');
|
|
if (table.isUpdating) {
|
|
c.$table.trigger('updateComplete');
|
|
}
|
|
|
|
},
|
|
|
|
showAllRows: function(table, c){
|
|
var p = c.pager,
|
|
wo = c.widgetOptions;
|
|
if ( p.ajax ) {
|
|
tsp.pagerArrows(c, true);
|
|
} else {
|
|
p.isDisabled = true;
|
|
$.data(table, 'pagerLastPage', p.page);
|
|
$.data(table, 'pagerLastSize', p.size);
|
|
p.page = 0;
|
|
p.size = p.totalRows;
|
|
p.totalPages = 1;
|
|
c.$table
|
|
.addClass('pagerDisabled')
|
|
.removeAttr('aria-describedby')
|
|
.find('tr.pagerSavedHeightSpacer').remove();
|
|
tsp.renderTable(table, c.rowsCopy);
|
|
if (c.debug) {
|
|
ts.log('pager disabled');
|
|
}
|
|
}
|
|
// disable size selector
|
|
p.$size.add(p.$goto).each(function(){
|
|
$(this).attr('aria-disabled', 'true').addClass(wo.pager_css.disabled)[0].disabled = true;
|
|
});
|
|
},
|
|
|
|
moveToPage: function(table, p, pageMoved) {
|
|
if ( p.isDisabled ) { return; }
|
|
var c = table.config,
|
|
l = p.last,
|
|
pg = Math.min( p.totalPages, p.filteredPages );
|
|
if ( p.page < 0 ) { p.page = 0; }
|
|
if ( p.page > ( pg - 1 ) && pg !== 0 ) { p.page = pg - 1; }
|
|
// fixes issue where one current filter is [] and the other is ['','',''],
|
|
// making the next if comparison think the filters as different. Fixes #202.
|
|
l.currentFilters = (l.currentFilters || []).join('') === '' ? [] : l.currentFilters;
|
|
p.currentFilters = (p.currentFilters || []).join('') === '' ? [] : p.currentFilters;
|
|
// don't allow rendering multiple times on the same page/size/totalRows/filters/sorts
|
|
if ( l.page === p.page && l.size === p.size && l.totalRows === p.totalRows &&
|
|
(l.currentFilters || []).join(',') === (p.currentFilters || []).join(',') &&
|
|
l.sortList === (c.sortList || []).join(',') ) {
|
|
return;
|
|
}
|
|
if (c.debug) {
|
|
ts.log('Pager changing to page ' + p.page);
|
|
}
|
|
p.last = {
|
|
page : p.page,
|
|
size : p.size,
|
|
// fixes #408; modify sortList otherwise it auto-updates
|
|
sortList : (c.sortList || []).join(','),
|
|
totalRows : p.totalRows,
|
|
currentFilters : p.currentFilters || []
|
|
};
|
|
if (p.ajax) {
|
|
tsp.getAjax(table, c);
|
|
} else if (!p.ajax) {
|
|
tsp.renderTable(table, c.rowsCopy);
|
|
}
|
|
$.data(table, 'pagerLastPage', p.page);
|
|
if (p.initialized && pageMoved !== false) {
|
|
c.$table.trigger('pageMoved', c);
|
|
if (!p.ajax && table.isUpdating) {
|
|
c.$table.trigger('updateComplete');
|
|
}
|
|
}
|
|
},
|
|
|
|
setPageSize: function(table, size, c) {
|
|
var p = c.pager;
|
|
p.size = size || p.size || 10;
|
|
p.$size.val(p.size);
|
|
$.data(table, 'pagerLastPage', p.page);
|
|
$.data(table, 'pagerLastSize', p.size);
|
|
p.totalPages = Math.ceil( p.totalRows / p.size );
|
|
p.filteredPages = Math.ceil( p.filteredRows / p.size );
|
|
tsp.moveToPage(table, p);
|
|
},
|
|
|
|
moveToFirstPage: function(table, p) {
|
|
p.page = 0;
|
|
tsp.moveToPage(table, p);
|
|
},
|
|
|
|
moveToLastPage: function(table, p) {
|
|
p.page = ( Math.min( p.totalPages, p.filteredPages ) - 1 );
|
|
tsp.moveToPage(table, p);
|
|
},
|
|
|
|
moveToNextPage: function(table, p) {
|
|
p.page++;
|
|
if ( p.page >= ( Math.min( p.totalPages, p.filteredPages ) - 1 ) ) {
|
|
p.page = ( Math.min( p.totalPages, p.filteredPages ) - 1 );
|
|
}
|
|
tsp.moveToPage(table, p);
|
|
},
|
|
|
|
moveToPrevPage: function(table, p) {
|
|
p.page--;
|
|
if ( p.page <= 0 ) {
|
|
p.page = 0;
|
|
}
|
|
tsp.moveToPage(table, p);
|
|
},
|
|
|
|
destroyPager: function(table, c){
|
|
var p = c.pager;
|
|
tsp.showAllRows(table, c);
|
|
p.$container.hide(); // hide pager
|
|
c.appender = null; // remove pager appender function
|
|
p.initialized = false;
|
|
c.$table.unbind('destroy.pager sortEnd.pager filterEnd.pager enable.pager disable.pager');
|
|
if (ts.storage) {
|
|
ts.storage(table, c.widgetOptions.pager_storageKey, '');
|
|
}
|
|
},
|
|
|
|
enablePager: function(table, c, triggered){
|
|
var info, p = c.pager;
|
|
p.isDisabled = false;
|
|
p.page = $.data(table, 'pagerLastPage') || p.page || 0;
|
|
p.size = $.data(table, 'pagerLastSize') || parseInt(p.$size.find('option[selected]').val(), 10) || p.size || 10;
|
|
p.$size.val(p.size); // set page size
|
|
p.totalPages = Math.ceil( Math.min( p.totalRows, p.filteredRows ) / p.size );
|
|
c.$table.removeClass('pagerDisabled');
|
|
// if table id exists, include page display with aria info
|
|
if ( table.id ) {
|
|
info = table.id + '_pager_info';
|
|
p.$container.find(c.widgetOptions.pager_selectors.pageDisplay).attr('id', info);
|
|
c.$table.attr('aria-describedby', info);
|
|
}
|
|
if ( triggered ) {
|
|
c.$table.trigger('updateRows');
|
|
tsp.setPageSize(table, p.size, c);
|
|
tsp.hideRowsSetup(table, c);
|
|
tsp.fixHeight(table, c);
|
|
if (c.debug) {
|
|
ts.log('pager enabled');
|
|
}
|
|
}
|
|
},
|
|
|
|
appender: function(table, rows) {
|
|
var c = table.config,
|
|
wo = c.widgetOptions,
|
|
p = c.pager;
|
|
if ( !p.ajax ) {
|
|
c.rowsCopy = rows;
|
|
p.totalRows = c.widgetOptions.pager_countChildRows ? c.$tbodies.eq(0).children().length : rows.length;
|
|
p.size = $.data(table, 'pagerLastSize') || p.size || wo.pager_size || 10;
|
|
p.totalPages = Math.ceil( p.totalRows / p.size );
|
|
tsp.moveToPage(table, p, true);
|
|
// update display here in case all rows are removed
|
|
tsp.updatePageDisplay(table, c, false);
|
|
} else {
|
|
tsp.moveToPage(table, p, true);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
// see #486
|
|
ts.showError = function(table, message){
|
|
$(table).each(function(){
|
|
var $row,
|
|
c = this.config,
|
|
errorRow = c.pager && c.pager.cssErrorRow || c.widgetOptions.pager_css && c.widgetOptions.pager_css.errorRow || 'tablesorter-errorRow';
|
|
if (c) {
|
|
if (typeof message === 'undefined') {
|
|
c.$table.find('thead').find(c.selectorRemove).remove();
|
|
} else {
|
|
$row = ( /tr\>/.test(message) ? $(message) : $('<tr><td colspan="' + c.columns + '">' + message + '</td></tr>') )
|
|
.click(function(){
|
|
$(this).remove();
|
|
})
|
|
// add error row to thead instead of tbody, or clicking on the header will result in a parser error
|
|
.appendTo( c.$table.find('thead:first') )
|
|
.addClass( errorRow + ' ' + c.selectorRemove.replace(/^[.#]/, '') )
|
|
.attr({
|
|
role : 'alert',
|
|
'aria-live' : 'assertive'
|
|
});
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
})(jQuery);
|