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+/*! Buttons for DataTables 1.3.1
+ * ©2016 SpryMedia Ltd - datatables.net/license
+ */
+
+(function( factory ){
+ if ( typeof define === 'function' && define.amd ) {
+ // AMD
+ define( ['jquery', 'datatables.net'], function ( $ ) {
+ return factory( $, window, document );
+ } );
+ }
+ else if ( typeof exports === 'object' ) {
+ // CommonJS
+ module.exports = function (root, $) {
+ if ( ! root ) {
+ root = window;
+ }
+
+ if ( ! $ || ! $.fn.dataTable ) {
+ $ = require('datatables.net')(root, $).$;
+ }
+
+ return factory( $, root, root.document );
+ };
+ }
+ else {
+ // Browser
+ factory( jQuery, window, document );
+ }
+}(function( $, window, document, undefined ) {
+'use strict';
+var DataTable = $.fn.dataTable;
+
+
+// Used for namespacing events added to the document by each instance, so they
+// can be removed on destroy
+var _instCounter = 0;
+
+// Button namespacing counter for namespacing events on individual buttons
+var _buttonCounter = 0;
+
+var _dtButtons = DataTable.ext.buttons;
+
+/**
+ * [Buttons description]
+ * @param {[type]}
+ * @param {[type]}
+ */
+var Buttons = function( dt, config )
+{
+ // If there is no config set it to an empty object
+ if ( typeof( config ) === 'undefined' ) {
+ config = {};
+ }
+
+ // Allow a boolean true for defaults
+ if ( config === true ) {
+ config = {};
+ }
+
+ // For easy configuration of buttons an array can be given
+ if ( $.isArray( config ) ) {
+ config = { buttons: config };
+ }
+
+ this.c = $.extend( true, {}, Buttons.defaults, config );
+
+ // Don't want a deep copy for the buttons
+ if ( config.buttons ) {
+ this.c.buttons = config.buttons;
+ }
+
+ this.s = {
+ dt: new DataTable.Api( dt ),
+ buttons: [],
+ listenKeys: '',
+ namespace: 'dtb'+(_instCounter++)
+ };
+
+ this.dom = {
+ container: $('<'+this.c.dom.container.tag+'/>')
+ .addClass( this.c.dom.container.className )
+ };
+
+ this._constructor();
+};
+
+
+$.extend( Buttons.prototype, {
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Public methods
+ */
+
+ /**
+ * Get the action of a button
+ * @param {int|string} Button index
+ * @return {function}
+ *//**
+ * Set the action of a button
+ * @param {node} node Button element
+ * @param {function} action Function to set
+ * @return {Buttons} Self for chaining
+ */
+ action: function ( node, action )
+ {
+ var button = this._nodeToButton( node );
+
+ if ( action === undefined ) {
+ return button.conf.action;
+ }
+
+ button.conf.action = action;
+
+ return this;
+ },
+
+ /**
+ * Add an active class to the button to make to look active or get current
+ * active state.
+ * @param {node} node Button element
+ * @param {boolean} [flag] Enable / disable flag
+ * @return {Buttons} Self for chaining or boolean for getter
+ */
+ active: function ( node, flag ) {
+ var button = this._nodeToButton( node );
+ var klass = this.c.dom.button.active;
+ var jqNode = $(button.node);
+
+ if ( flag === undefined ) {
+ return jqNode.hasClass( klass );
+ }
+
+ jqNode.toggleClass( klass, flag === undefined ? true : flag );
+
+ return this;
+ },
+
+ /**
+ * Add a new button
+ * @param {object} config Button configuration object, base string name or function
+ * @param {int|string} [idx] Button index for where to insert the button
+ * @return {Buttons} Self for chaining
+ */
+ add: function ( config, idx )
+ {
+ var buttons = this.s.buttons;
+
+ if ( typeof idx === 'string' ) {
+ var split = idx.split('-');
+ var base = this.s;
+
+ for ( var i=0, ien=split.length-1 ; i<ien ; i++ ) {
+ base = base.buttons[ split[i]*1 ];
+ }
+
+ buttons = base.buttons;
+ idx = split[ split.length-1 ]*1;
+ }
+
+ this._expandButton( buttons, config, false, idx );
+ this._draw();
+
+ return this;
+ },
+
+ /**
+ * Get the container node for the buttons
+ * @return {jQuery} Buttons node
+ */
+ container: function ()
+ {
+ return this.dom.container;
+ },
+
+ /**
+ * Disable a button
+ * @param {node} node Button node
+ * @return {Buttons} Self for chaining
+ */
+ disable: function ( node ) {
+ var button = this._nodeToButton( node );
+
+ $(button.node).addClass( this.c.dom.button.disabled );
+
+ return this;
+ },
+
+ /**
+ * Destroy the instance, cleaning up event handlers and removing DOM
+ * elements
+ * @return {Buttons} Self for chaining
+ */
+ destroy: function ()
+ {
+ // Key event listener
+ $('body').off( 'keyup.'+this.s.namespace );
+
+ // Individual button destroy (so they can remove their own events if
+ // needed). Take a copy as the array is modified by `remove`
+ var buttons = this.s.buttons.slice();
+ var i, ien;
+
+ for ( i=0, ien=buttons.length ; i<ien ; i++ ) {
+ this.remove( buttons[i].node );
+ }
+
+ // Container
+ this.dom.container.remove();
+
+ // Remove from the settings object collection
+ var buttonInsts = this.s.dt.settings()[0];
+
+ for ( i=0, ien=buttonInsts.length ; i<ien ; i++ ) {
+ if ( buttonInsts.inst === this ) {
+ buttonInsts.splice( i, 1 );
+ break;
+ }
+ }
+
+ return this;
+ },
+
+ /**
+ * Enable / disable a button
+ * @param {node} node Button node
+ * @param {boolean} [flag=true] Enable / disable flag
+ * @return {Buttons} Self for chaining
+ */
+ enable: function ( node, flag )
+ {
+ if ( flag === false ) {
+ return this.disable( node );
+ }
+
+ var button = this._nodeToButton( node );
+ $(button.node).removeClass( this.c.dom.button.disabled );
+
+ return this;
+ },
+
+ /**
+ * Get the instance name for the button set selector
+ * @return {string} Instance name
+ */
+ name: function ()
+ {
+ return this.c.name;
+ },
+
+ /**
+ * Get a button's node
+ * @param {node} node Button node
+ * @return {jQuery} Button element
+ */
+ node: function ( node )
+ {
+ var button = this._nodeToButton( node );
+ return $(button.node);
+ },
+
+ /**
+ * Set / get a processing class on the selected button
+ * @param {boolean} flag true to add, false to remove, undefined to get
+ * @return {boolean|Buttons} Getter value or this if a setter.
+ */
+ processing: function ( node, flag )
+ {
+ var button = this._nodeToButton( node );
+
+ if ( flag === undefined ) {
+ return $(button.node).hasClass( 'processing' );
+ }
+
+ $(button.node).toggleClass( 'processing', flag );
+
+ return this;
+ },
+
+ /**
+ * Remove a button.
+ * @param {node} node Button node
+ * @return {Buttons} Self for chaining
+ */
+ remove: function ( node )
+ {
+ var button = this._nodeToButton( node );
+ var host = this._nodeToHost( node );
+ var dt = this.s.dt;
+
+ // Remove any child buttons first
+ if ( button.buttons.length ) {
+ for ( var i=button.buttons.length-1 ; i>=0 ; i-- ) {
+ this.remove( button.buttons[i].node );
+ }
+ }
+
+ // Allow the button to remove event handlers, etc
+ if ( button.conf.destroy ) {
+ button.conf.destroy.call( dt.button(node), dt, $(node), button.conf );
+ }
+
+ this._removeKey( button.conf );
+
+ $(button.node).remove();
+
+ var idx = $.inArray( button, host );
+ host.splice( idx, 1 );
+
+ return this;
+ },
+
+ /**
+ * Get the text for a button
+ * @param {int|string} node Button index
+ * @return {string} Button text
+ *//**
+ * Set the text for a button
+ * @param {int|string|function} node Button index
+ * @param {string} label Text
+ * @return {Buttons} Self for chaining
+ */
+ text: function ( node, label )
+ {
+ var button = this._nodeToButton( node );
+ var buttonLiner = this.c.dom.collection.buttonLiner;
+ var linerTag = button.inCollection && buttonLiner && buttonLiner.tag ?
+ buttonLiner.tag :
+ this.c.dom.buttonLiner.tag;
+ var dt = this.s.dt;
+ var jqNode = $(button.node);
+ var text = function ( opt ) {
+ return typeof opt === 'function' ?
+ opt( dt, jqNode, button.conf ) :
+ opt;
+ };
+
+ if ( label === undefined ) {
+ return text( button.conf.text );
+ }
+
+ button.conf.text = label;
+
+ if ( linerTag ) {
+ jqNode.children( linerTag ).html( text(label) );
+ }
+ else {
+ jqNode.html( text(label) );
+ }
+
+ return this;
+ },
+
+
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Constructor
+ */
+
+ /**
+ * Buttons constructor
+ * @private
+ */
+ _constructor: function ()
+ {
+ var that = this;
+ var dt = this.s.dt;
+ var dtSettings = dt.settings()[0];
+ var buttons = this.c.buttons;
+
+ if ( ! dtSettings._buttons ) {
+ dtSettings._buttons = [];
+ }
+
+ dtSettings._buttons.push( {
+ inst: this,
+ name: this.c.name
+ } );
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ this.add( buttons[i] );
+ }
+
+ dt.on( 'destroy', function () {
+ that.destroy();
+ } );
+
+ // Global key event binding to listen for button keys
+ $('body').on( 'keyup.'+this.s.namespace, function ( e ) {
+ if ( ! document.activeElement || document.activeElement === document.body ) {
+ // SUse a string of characters for fast lookup of if we need to
+ // handle this
+ var character = String.fromCharCode(e.keyCode).toLowerCase();
+
+ if ( that.s.listenKeys.toLowerCase().indexOf( character ) !== -1 ) {
+ that._keypress( character, e );
+ }
+ }
+ } );
+ },
+
+
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Private methods
+ */
+
+ /**
+ * Add a new button to the key press listener
+ * @param {object} conf Resolved button configuration object
+ * @private
+ */
+ _addKey: function ( conf )
+ {
+ if ( conf.key ) {
+ this.s.listenKeys += $.isPlainObject( conf.key ) ?
+ conf.key.key :
+ conf.key;
+ }
+ },
+
+ /**
+ * Insert the buttons into the container. Call without parameters!
+ * @param {node} [container] Recursive only - Insert point
+ * @param {array} [buttons] Recursive only - Buttons array
+ * @private
+ */
+ _draw: function ( container, buttons )
+ {
+ if ( ! container ) {
+ container = this.dom.container;
+ buttons = this.s.buttons;
+ }
+
+ container.children().detach();
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ container.append( buttons[i].inserter );
+
+ if ( buttons[i].buttons && buttons[i].buttons.length ) {
+ this._draw( buttons[i].collection, buttons[i].buttons );
+ }
+ }
+ },
+
+ /**
+ * Create buttons from an array of buttons
+ * @param {array} attachTo Buttons array to attach to
+ * @param {object} button Button definition
+ * @param {boolean} inCollection true if the button is in a collection
+ * @private
+ */
+ _expandButton: function ( attachTo, button, inCollection, attachPoint )
+ {
+ var dt = this.s.dt;
+ var buttonCounter = 0;
+ var buttons = ! $.isArray( button ) ?
+ [ button ] :
+ button;
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ var conf = this._resolveExtends( buttons[i] );
+
+ if ( ! conf ) {
+ continue;
+ }
+
+ // If the configuration is an array, then expand the buttons at this
+ // point
+ if ( $.isArray( conf ) ) {
+ this._expandButton( attachTo, conf, inCollection, attachPoint );
+ continue;
+ }
+
+ var built = this._buildButton( conf, inCollection );
+ if ( ! built ) {
+ continue;
+ }
+
+ if ( attachPoint !== undefined ) {
+ attachTo.splice( attachPoint, 0, built );
+ attachPoint++;
+ }
+ else {
+ attachTo.push( built );
+ }
+
+ if ( built.conf.buttons ) {
+ var collectionDom = this.c.dom.collection;
+ built.collection = $('<'+collectionDom.tag+'/>')
+ .addClass( collectionDom.className )
+ .attr( 'role', 'menu') ;
+ built.conf._collection = built.collection;
+
+ this._expandButton( built.buttons, built.conf.buttons, true, attachPoint );
+ }
+
+ // init call is made here, rather than buildButton as it needs to
+ // be selectable, and for that it needs to be in the buttons array
+ if ( conf.init ) {
+ conf.init.call( dt.button( built.node ), dt, $(built.node), conf );
+ }
+
+ buttonCounter++;
+ }
+ },
+
+ /**
+ * Create an individual button
+ * @param {object} config Resolved button configuration
+ * @param {boolean} inCollection `true` if a collection button
+ * @return {jQuery} Created button node (jQuery)
+ * @private
+ */
+ _buildButton: function ( config, inCollection )
+ {
+ var buttonDom = this.c.dom.button;
+ var linerDom = this.c.dom.buttonLiner;
+ var collectionDom = this.c.dom.collection;
+ var dt = this.s.dt;
+ var text = function ( opt ) {
+ return typeof opt === 'function' ?
+ opt( dt, button, config ) :
+ opt;
+ };
+
+ if ( inCollection && collectionDom.button ) {
+ buttonDom = collectionDom.button;
+ }
+
+ if ( inCollection && collectionDom.buttonLiner ) {
+ linerDom = collectionDom.buttonLiner;
+ }
+
+ // Make sure that the button is available based on whatever requirements
+ // it has. For example, Flash buttons require Flash
+ if ( config.available && ! config.available( dt, config ) ) {
+ return false;
+ }
+
+ var action = function ( e, dt, button, config ) {
+ config.action.call( dt.button( button ), e, dt, button, config );
+
+ $(dt.table().node()).triggerHandler( 'buttons-action.dt', [
+ dt.button( button ), dt, button, config
+ ] );
+ };
+
+ var button = $('<'+buttonDom.tag+'/>')
+ .addClass( buttonDom.className )
+ .attr( 'tabindex', this.s.dt.settings()[0].iTabIndex )
+ .attr( 'aria-controls', this.s.dt.table().node().id )
+ .on( 'click.dtb', function (e) {
+ e.preventDefault();
+
+ if ( ! button.hasClass( buttonDom.disabled ) && config.action ) {
+ action( e, dt, button, config );
+ }
+
+ button.blur();
+ } )
+ .on( 'keyup.dtb', function (e) {
+ if ( e.keyCode === 13 ) {
+ if ( ! button.hasClass( buttonDom.disabled ) && config.action ) {
+ action( e, dt, button, config );
+ }
+ }
+ } );
+
+ // Make `a` tags act like a link
+ if ( buttonDom.tag.toLowerCase() === 'a' ) {
+ button.attr( 'href', '#' );
+ }
+
+ if ( linerDom.tag ) {
+ var liner = $('<'+linerDom.tag+'/>')
+ .html( text( config.text ) )
+ .addClass( linerDom.className );
+
+ if ( linerDom.tag.toLowerCase() === 'a' ) {
+ liner.attr( 'href', '#' );
+ }
+
+ button.append( liner );
+ }
+ else {
+ button.html( text( config.text ) );
+ }
+
+ if ( config.enabled === false ) {
+ button.addClass( buttonDom.disabled );
+ }
+
+ if ( config.className ) {
+ button.addClass( config.className );
+ }
+
+ if ( config.titleAttr ) {
+ button.attr( 'title', text( config.titleAttr ) );
+ }
+
+ if ( ! config.namespace ) {
+ config.namespace = '.dt-button-'+(_buttonCounter++);
+ }
+
+ var buttonContainer = this.c.dom.buttonContainer;
+ var inserter;
+ if ( buttonContainer && buttonContainer.tag ) {
+ inserter = $('<'+buttonContainer.tag+'/>')
+ .addClass( buttonContainer.className )
+ .append( button );
+ }
+ else {
+ inserter = button;
+ }
+
+ this._addKey( config );
+
+ return {
+ conf: config,
+ node: button.get(0),
+ inserter: inserter,
+ buttons: [],
+ inCollection: inCollection,
+ collection: null
+ };
+ },
+
+ /**
+ * Get the button object from a node (recursive)
+ * @param {node} node Button node
+ * @param {array} [buttons] Button array, uses base if not defined
+ * @return {object} Button object
+ * @private
+ */
+ _nodeToButton: function ( node, buttons )
+ {
+ if ( ! buttons ) {
+ buttons = this.s.buttons;
+ }
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ if ( buttons[i].node === node ) {
+ return buttons[i];
+ }
+
+ if ( buttons[i].buttons.length ) {
+ var ret = this._nodeToButton( node, buttons[i].buttons );
+
+ if ( ret ) {
+ return ret;
+ }
+ }
+ }
+ },
+
+ /**
+ * Get container array for a button from a button node (recursive)
+ * @param {node} node Button node
+ * @param {array} [buttons] Button array, uses base if not defined
+ * @return {array} Button's host array
+ * @private
+ */
+ _nodeToHost: function ( node, buttons )
+ {
+ if ( ! buttons ) {
+ buttons = this.s.buttons;
+ }
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ if ( buttons[i].node === node ) {
+ return buttons;
+ }
+
+ if ( buttons[i].buttons.length ) {
+ var ret = this._nodeToHost( node, buttons[i].buttons );
+
+ if ( ret ) {
+ return ret;
+ }
+ }
+ }
+ },
+
+ /**
+ * Handle a key press - determine if any button's key configured matches
+ * what was typed and trigger the action if so.
+ * @param {string} character The character pressed
+ * @param {object} e Key event that triggered this call
+ * @private
+ */
+ _keypress: function ( character, e )
+ {
+ var run = function ( conf, node ) {
+ if ( ! conf.key ) {
+ return;
+ }
+
+ if ( conf.key === character ) {
+ $(node).click();
+ }
+ else if ( $.isPlainObject( conf.key ) ) {
+ if ( conf.key.key !== character ) {
+ return;
+ }
+
+ if ( conf.key.shiftKey && ! e.shiftKey ) {
+ return;
+ }
+
+ if ( conf.key.altKey && ! e.altKey ) {
+ return;
+ }
+
+ if ( conf.key.ctrlKey && ! e.ctrlKey ) {
+ return;
+ }
+
+ if ( conf.key.metaKey && ! e.metaKey ) {
+ return;
+ }
+
+ // Made it this far - it is good
+ $(node).click();
+ }
+ };
+
+ var recurse = function ( a ) {
+ for ( var i=0, ien=a.length ; i<ien ; i++ ) {
+ run( a[i].conf, a[i].node );
+
+ if ( a[i].buttons.length ) {
+ recurse( a[i].buttons );
+ }
+ }
+ };
+
+ recurse( this.s.buttons );
+ },
+
+ /**
+ * Remove a key from the key listener for this instance (to be used when a
+ * button is removed)
+ * @param {object} conf Button configuration
+ * @private
+ */
+ _removeKey: function ( conf )
+ {
+ if ( conf.key ) {
+ var character = $.isPlainObject( conf.key ) ?
+ conf.key.key :
+ conf.key;
+
+ // Remove only one character, as multiple buttons could have the
+ // same listening key
+ var a = this.s.listenKeys.split('');
+ var idx = $.inArray( character, a );
+ a.splice( idx, 1 );
+ this.s.listenKeys = a.join('');
+ }
+ },
+
+ /**
+ * Resolve a button configuration
+ * @param {string|function|object} conf Button config to resolve
+ * @return {object} Button configuration
+ * @private
+ */
+ _resolveExtends: function ( conf )
+ {
+ var dt = this.s.dt;
+ var i, ien;
+ var toConfObject = function ( base ) {
+ var loop = 0;
+
+ // Loop until we have resolved to a button configuration, or an
+ // array of button configurations (which will be iterated
+ // separately)
+ while ( ! $.isPlainObject(base) && ! $.isArray(base) ) {
+ if ( base === undefined ) {
+ return;
+ }
+
+ if ( typeof base === 'function' ) {
+ base = base( dt, conf );
+
+ if ( ! base ) {
+ return false;
+ }
+ }
+ else if ( typeof base === 'string' ) {
+ if ( ! _dtButtons[ base ] ) {
+ throw 'Unknown button type: '+base;
+ }
+
+ base = _dtButtons[ base ];
+ }
+
+ loop++;
+ if ( loop > 30 ) {
+ // Protect against misconfiguration killing the browser
+ throw 'Buttons: Too many iterations';
+ }
+ }
+
+ return $.isArray( base ) ?
+ base :
+ $.extend( {}, base );
+ };
+
+ conf = toConfObject( conf );
+
+ while ( conf && conf.extend ) {
+ // Use `toConfObject` in case the button definition being extended
+ // is itself a string or a function
+ if ( ! _dtButtons[ conf.extend ] ) {
+ throw 'Cannot extend unknown button type: '+conf.extend;
+ }
+
+ var objArray = toConfObject( _dtButtons[ conf.extend ] );
+ if ( $.isArray( objArray ) ) {
+ return objArray;
+ }
+ else if ( ! objArray ) {
+ // This is a little brutal as it might be possible to have a
+ // valid button without the extend, but if there is no extend
+ // then the host button would be acting in an undefined state
+ return false;
+ }
+
+ // Stash the current class name
+ var originalClassName = objArray.className;
+
+ conf = $.extend( {}, objArray, conf );
+
+ // The extend will have overwritten the original class name if the
+ // `conf` object also assigned a class, but we want to concatenate
+ // them so they are list that is combined from all extended buttons
+ if ( originalClassName && conf.className !== originalClassName ) {
+ conf.className = originalClassName+' '+conf.className;
+ }
+
+ // Buttons to be added to a collection -gives the ability to define
+ // if buttons should be added to the start or end of a collection
+ var postfixButtons = conf.postfixButtons;
+ if ( postfixButtons ) {
+ if ( ! conf.buttons ) {
+ conf.buttons = [];
+ }
+
+ for ( i=0, ien=postfixButtons.length ; i<ien ; i++ ) {
+ conf.buttons.push( postfixButtons[i] );
+ }
+
+ conf.postfixButtons = null;
+ }
+
+ var prefixButtons = conf.prefixButtons;
+ if ( prefixButtons ) {
+ if ( ! conf.buttons ) {
+ conf.buttons = [];
+ }
+
+ for ( i=0, ien=prefixButtons.length ; i<ien ; i++ ) {
+ conf.buttons.splice( i, 0, prefixButtons[i] );
+ }
+
+ conf.prefixButtons = null;
+ }
+
+ // Although we want the `conf` object to overwrite almost all of
+ // the properties of the object being extended, the `extend`
+ // property should come from the object being extended
+ conf.extend = objArray.extend;
+ }
+
+ return conf;
+ }
+} );
+
+
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Statics
+ */
+
+/**
+ * Show / hide a background layer behind a collection
+ * @param {boolean} Flag to indicate if the background should be shown or
+ * hidden
+ * @param {string} Class to assign to the background
+ * @static
+ */
+Buttons.background = function ( show, className, fade ) {
+ if ( fade === undefined ) {
+ fade = 400;
+ }
+
+ if ( show ) {
+ $('<div/>')
+ .addClass( className )
+ .css( 'display', 'none' )
+ .appendTo( 'body' )
+ .fadeIn( fade );
+ }
+ else {
+ $('body > div.'+className)
+ .fadeOut( fade, function () {
+ $(this)
+ .removeClass( className )
+ .remove();
+ } );
+ }
+};
+
+/**
+ * Instance selector - select Buttons instances based on an instance selector
+ * value from the buttons assigned to a DataTable. This is only useful if
+ * multiple instances are attached to a DataTable.
+ * @param {string|int|array} Instance selector - see `instance-selector`
+ * documentation on the DataTables site
+ * @param {array} Button instance array that was attached to the DataTables
+ * settings object
+ * @return {array} Buttons instances
+ * @static
+ */
+Buttons.instanceSelector = function ( group, buttons )
+{
+ if ( ! group ) {
+ return $.map( buttons, function ( v ) {
+ return v.inst;
+ } );
+ }
+
+ var ret = [];
+ var names = $.map( buttons, function ( v ) {
+ return v.name;
+ } );
+
+ // Flatten the group selector into an array of single options
+ var process = function ( input ) {
+ if ( $.isArray( input ) ) {
+ for ( var i=0, ien=input.length ; i<ien ; i++ ) {
+ process( input[i] );
+ }
+ return;
+ }
+
+ if ( typeof input === 'string' ) {
+ if ( input.indexOf( ',' ) !== -1 ) {
+ // String selector, list of names
+ process( input.split(',') );
+ }
+ else {
+ // String selector individual name
+ var idx = $.inArray( $.trim(input), names );
+
+ if ( idx !== -1 ) {
+ ret.push( buttons[ idx ].inst );
+ }
+ }
+ }
+ else if ( typeof input === 'number' ) {
+ // Index selector
+ ret.push( buttons[ input ].inst );
+ }
+ };
+
+ process( group );
+
+ return ret;
+};
+
+/**
+ * Button selector - select one or more buttons from a selector input so some
+ * operation can be performed on them.
+ * @param {array} Button instances array that the selector should operate on
+ * @param {string|int|node|jQuery|array} Button selector - see
+ * `button-selector` documentation on the DataTables site
+ * @return {array} Array of objects containing `inst` and `idx` properties of
+ * the selected buttons so you know which instance each button belongs to.
+ * @static
+ */
+Buttons.buttonSelector = function ( insts, selector )
+{
+ var ret = [];
+ var nodeBuilder = function ( a, buttons, baseIdx ) {
+ var button;
+ var idx;
+
+ for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
+ button = buttons[i];
+
+ if ( button ) {
+ idx = baseIdx !== undefined ?
+ baseIdx+i :
+ i+'';
+
+ a.push( {
+ node: button.node,
+ name: button.conf.name,
+ idx: idx
+ } );
+
+ if ( button.buttons ) {
+ nodeBuilder( a, button.buttons, idx+'-' );
+ }
+ }
+ }
+ };
+
+ var run = function ( selector, inst ) {
+ var i, ien;
+ var buttons = [];
+ nodeBuilder( buttons, inst.s.buttons );
+
+ var nodes = $.map( buttons, function (v) {
+ return v.node;
+ } );
+
+ if ( $.isArray( selector ) || selector instanceof $ ) {
+ for ( i=0, ien=selector.length ; i<ien ; i++ ) {
+ run( selector[i], inst );
+ }
+ return;
+ }
+
+ if ( selector === null || selector === undefined || selector === '*' ) {
+ // Select all
+ for ( i=0, ien=buttons.length ; i<ien ; i++ ) {
+ ret.push( {
+ inst: inst,
+ node: buttons[i].node
+ } );
+ }
+ }
+ else if ( typeof selector === 'number' ) {
+ // Main button index selector
+ ret.push( {
+ inst: inst,
+ node: inst.s.buttons[ selector ].node
+ } );
+ }
+ else if ( typeof selector === 'string' ) {
+ if ( selector.indexOf( ',' ) !== -1 ) {
+ // Split
+ var a = selector.split(',');
+
+ for ( i=0, ien=a.length ; i<ien ; i++ ) {
+ run( $.trim(a[i]), inst );
+ }
+ }
+ else if ( selector.match( /^\d+(\-\d+)*$/ ) ) {
+ // Sub-button index selector
+ var indexes = $.map( buttons, function (v) {
+ return v.idx;
+ } );
+
+ ret.push( {
+ inst: inst,
+ node: buttons[ $.inArray( selector, indexes ) ].node
+ } );
+ }
+ else if ( selector.indexOf( ':name' ) !== -1 ) {
+ // Button name selector
+ var name = selector.replace( ':name', '' );
+
+ for ( i=0, ien=buttons.length ; i<ien ; i++ ) {
+ if ( buttons[i].name === name ) {
+ ret.push( {
+ inst: inst,
+ node: buttons[i].node
+ } );
+ }
+ }
+ }
+ else {
+ // jQuery selector on the nodes
+ $( nodes ).filter( selector ).each( function () {
+ ret.push( {
+ inst: inst,
+ node: this
+ } );
+ } );
+ }
+ }
+ else if ( typeof selector === 'object' && selector.nodeName ) {
+ // Node selector
+ var idx = $.inArray( selector, nodes );
+
+ if ( idx !== -1 ) {
+ ret.push( {
+ inst: inst,
+ node: nodes[ idx ]
+ } );
+ }
+ }
+ };
+
+
+ for ( var i=0, ien=insts.length ; i<ien ; i++ ) {
+ var inst = insts[i];
+
+ run( selector, inst );
+ }
+
+ return ret;
+};
+
+
+/**
+ * Buttons defaults. For full documentation, please refer to the docs/option
+ * directory or the DataTables site.
+ * @type {Object}
+ * @static
+ */
+Buttons.defaults = {
+ buttons: [ 'copy', 'excel', 'csv', 'pdf', 'print' ],
+ name: 'main',
+ tabIndex: 0,
+ dom: {
+ container: {
+ tag: 'div',
+ className: 'dt-buttons'
+ },
+ collection: {
+ tag: 'div',
+ className: 'dt-button-collection'
+ },
+ button: {
+ tag: 'a',
+ className: 'dt-button',
+ active: 'active',
+ disabled: 'disabled'
+ },
+ buttonLiner: {
+ tag: 'span',
+ className: ''
+ }
+ }
+};
+
+/**
+ * Version information
+ * @type {string}
+ * @static
+ */
+Buttons.version = '1.3.1';
+
+
+$.extend( _dtButtons, {
+ collection: {
+ text: function ( dt ) {
+ return dt.i18n( 'buttons.collection', 'Collection' );
+ },
+ className: 'buttons-collection',
+ action: function ( e, dt, button, config ) {
+ var host = button;
+ var hostOffset = host.offset();
+ var tableContainer = $( dt.table().container() );
+ var multiLevel = false;
+
+ // Remove any old collection
+ if ( $('div.dt-button-background').length ) {
+ multiLevel = $('.dt-button-collection').offset();
+ $('body').trigger( 'click.dtb-collection' );
+ }
+
+ config._collection
+ .addClass( config.collectionLayout )
+ .css( 'display', 'none' )
+ .appendTo( 'body' )
+ .fadeIn( config.fade );
+
+ var position = config._collection.css( 'position' );
+
+ if ( multiLevel && position === 'absolute' ) {
+ config._collection.css( {
+ top: multiLevel.top,
+ left: multiLevel.left
+ } );
+ }
+ else if ( position === 'absolute' ) {
+ config._collection.css( {
+ top: hostOffset.top + host.outerHeight(),
+ left: hostOffset.left
+ } );
+
+ var listRight = hostOffset.left + config._collection.outerWidth();
+ var tableRight = tableContainer.offset().left + tableContainer.width();
+ if ( listRight > tableRight ) {
+ config._collection.css( 'left', hostOffset.left - ( listRight - tableRight ) );
+ }
+ }
+ else {
+ // Fix position - centre on screen
+ var top = config._collection.height() / 2;
+ if ( top > $(window).height() / 2 ) {
+ top = $(window).height() / 2;
+ }
+
+ config._collection.css( 'marginTop', top*-1 );
+ }
+
+ if ( config.background ) {
+ Buttons.background( true, config.backgroundClassName, config.fade );
+ }
+
+ // Need to break the 'thread' for the collection button being
+ // activated by a click - it would also trigger this event
+ setTimeout( function () {
+ // This is bonkers, but if we don't have a click listener on the
+ // background element, iOS Safari will ignore the body click
+ // listener below. An empty function here is all that is
+ // required to make it work...
+ $('div.dt-button-background').on( 'click.dtb-collection', function () {} );
+
+ $('body').on( 'click.dtb-collection', function (e) {
+ // andSelf is deprecated in jQ1.8, but we want 1.7 compat
+ var back = $.fn.addBack ? 'addBack' : 'andSelf';
+
+ if ( ! $(e.target).parents()[back]().filter( config._collection ).length ) {
+ config._collection
+ .fadeOut( config.fade, function () {
+ config._collection.detach();
+ } );
+
+ $('div.dt-button-background').off( 'click.dtb-collection' );
+ Buttons.background( false, config.backgroundClassName, config.fade );
+
+ $('body').off( 'click.dtb-collection' );
+ dt.off( 'buttons-action.b-internal' );
+ }
+ } );
+ }, 10 );
+
+ if ( config.autoClose ) {
+ dt.on( 'buttons-action.b-internal', function () {
+ $('div.dt-button-background').click();
+ } );
+ }
+ },
+ background: true,
+ collectionLayout: '',
+ backgroundClassName: 'dt-button-background',
+ autoClose: false,
+ fade: 400
+ },
+ copy: function ( dt, conf ) {
+ if ( _dtButtons.copyHtml5 ) {
+ return 'copyHtml5';
+ }
+ if ( _dtButtons.copyFlash && _dtButtons.copyFlash.available( dt, conf ) ) {
+ return 'copyFlash';
+ }
+ },
+ csv: function ( dt, conf ) {
+ // Common option that will use the HTML5 or Flash export buttons
+ if ( _dtButtons.csvHtml5 && _dtButtons.csvHtml5.available( dt, conf ) ) {
+ return 'csvHtml5';
+ }
+ if ( _dtButtons.csvFlash && _dtButtons.csvFlash.available( dt, conf ) ) {
+ return 'csvFlash';
+ }
+ },
+ excel: function ( dt, conf ) {
+ // Common option that will use the HTML5 or Flash export buttons
+ if ( _dtButtons.excelHtml5 && _dtButtons.excelHtml5.available( dt, conf ) ) {
+ return 'excelHtml5';
+ }
+ if ( _dtButtons.excelFlash && _dtButtons.excelFlash.available( dt, conf ) ) {
+ return 'excelFlash';
+ }
+ },
+ pdf: function ( dt, conf ) {
+ // Common option that will use the HTML5 or Flash export buttons
+ if ( _dtButtons.pdfHtml5 && _dtButtons.pdfHtml5.available( dt, conf ) ) {
+ return 'pdfHtml5';
+ }
+ if ( _dtButtons.pdfFlash && _dtButtons.pdfFlash.available( dt, conf ) ) {
+ return 'pdfFlash';
+ }
+ },
+ pageLength: function ( dt ) {
+ var lengthMenu = dt.settings()[0].aLengthMenu;
+ var vals = $.isArray( lengthMenu[0] ) ? lengthMenu[0] : lengthMenu;
+ var lang = $.isArray( lengthMenu[0] ) ? lengthMenu[1] : lengthMenu;
+ var text = function ( dt ) {
+ return dt.i18n( 'buttons.pageLength', {
+ "-1": 'Show all rows',
+ _: 'Show %d rows'
+ }, dt.page.len() );
+ };
+
+ return {
+ extend: 'collection',
+ text: text,
+ className: 'buttons-page-length',
+ autoClose: true,
+ buttons: $.map( vals, function ( val, i ) {
+ return {
+ text: lang[i],
+ className: 'button-page-length',
+ action: function ( e, dt ) {
+ dt.page.len( val ).draw();
+ },
+ init: function ( dt, node, conf ) {
+ var that = this;
+ var fn = function () {
+ that.active( dt.page.len() === val );
+ };
+
+ dt.on( 'length.dt'+conf.namespace, fn );
+ fn();
+ },
+ destroy: function ( dt, node, conf ) {
+ dt.off( 'length.dt'+conf.namespace );
+ }
+ };
+ } ),
+ init: function ( dt, node, conf ) {
+ var that = this;
+ dt.on( 'length.dt'+conf.namespace, function () {
+ that.text( text( dt ) );
+ } );
+ },
+ destroy: function ( dt, node, conf ) {
+ dt.off( 'length.dt'+conf.namespace );
+ }
+ };
+ }
+} );
+
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * DataTables API
+ *
+ * For complete documentation, please refer to the docs/api directory or the
+ * DataTables site
+ */
+
+// Buttons group and individual button selector
+DataTable.Api.register( 'buttons()', function ( group, selector ) {
+ // Argument shifting
+ if ( selector === undefined ) {
+ selector = group;
+ group = undefined;
+ }
+
+ this.selector.buttonGroup = group;
+
+ var res = this.iterator( true, 'table', function ( ctx ) {
+ if ( ctx._buttons ) {
+ return Buttons.buttonSelector(
+ Buttons.instanceSelector( group, ctx._buttons ),
+ selector
+ );
+ }
+ }, true );
+
+ res._groupSelector = group;
+ return res;
+} );
+
+// Individual button selector
+DataTable.Api.register( 'button()', function ( group, selector ) {
+ // just run buttons() and truncate
+ var buttons = this.buttons( group, selector );
+
+ if ( buttons.length > 1 ) {
+ buttons.splice( 1, buttons.length );
+ }
+
+ return buttons;
+} );
+
+// Active buttons
+DataTable.Api.registerPlural( 'buttons().active()', 'button().active()', function ( flag ) {
+ if ( flag === undefined ) {
+ return this.map( function ( set ) {
+ return set.inst.active( set.node );
+ } );
+ }
+
+ return this.each( function ( set ) {
+ set.inst.active( set.node, flag );
+ } );
+} );
+
+// Get / set button action
+DataTable.Api.registerPlural( 'buttons().action()', 'button().action()', function ( action ) {
+ if ( action === undefined ) {
+ return this.map( function ( set ) {
+ return set.inst.action( set.node );
+ } );
+ }
+
+ return this.each( function ( set ) {
+ set.inst.action( set.node, action );
+ } );
+} );
+
+// Enable / disable buttons
+DataTable.Api.register( ['buttons().enable()', 'button().enable()'], function ( flag ) {
+ return this.each( function ( set ) {
+ set.inst.enable( set.node, flag );
+ } );
+} );
+
+// Disable buttons
+DataTable.Api.register( ['buttons().disable()', 'button().disable()'], function () {
+ return this.each( function ( set ) {
+ set.inst.disable( set.node );
+ } );
+} );
+
+// Get button nodes
+DataTable.Api.registerPlural( 'buttons().nodes()', 'button().node()', function () {
+ var jq = $();
+
+ // jQuery will automatically reduce duplicates to a single entry
+ $( this.each( function ( set ) {
+ jq = jq.add( set.inst.node( set.node ) );
+ } ) );
+
+ return jq;
+} );
+
+// Get / set button processing state
+DataTable.Api.registerPlural( 'buttons().processing()', 'button().processing()', function ( flag ) {
+ if ( flag === undefined ) {
+ return this.map( function ( set ) {
+ return set.inst.processing( set.node );
+ } );
+ }
+
+ return this.each( function ( set ) {
+ set.inst.processing( set.node, flag );
+ } );
+} );
+
+// Get / set button text (i.e. the button labels)
+DataTable.Api.registerPlural( 'buttons().text()', 'button().text()', function ( label ) {
+ if ( label === undefined ) {
+ return this.map( function ( set ) {
+ return set.inst.text( set.node );
+ } );
+ }
+
+ return this.each( function ( set ) {
+ set.inst.text( set.node, label );
+ } );
+} );
+
+// Trigger a button's action
+DataTable.Api.registerPlural( 'buttons().trigger()', 'button().trigger()', function () {
+ return this.each( function ( set ) {
+ set.inst.node( set.node ).trigger( 'click' );
+ } );
+} );
+
+// Get the container elements
+DataTable.Api.registerPlural( 'buttons().containers()', 'buttons().container()', function () {
+ var jq = $();
+ var groupSelector = this._groupSelector;
+
+ // We need to use the group selector directly, since if there are no buttons
+ // the result set will be empty
+ this.iterator( true, 'table', function ( ctx ) {
+ if ( ctx._buttons ) {
+ var insts = Buttons.instanceSelector( groupSelector, ctx._buttons );
+
+ for ( var i=0, ien=insts.length ; i<ien ; i++ ) {
+ jq = jq.add( insts[i].container() );
+ }
+ }
+ } );
+
+ return jq;
+} );
+
+// Add a new button
+DataTable.Api.register( 'button().add()', function ( idx, conf ) {
+ var ctx = this.context;
+
+ // Don't use `this` as it could be empty - select the instances directly
+ if ( ctx.length ) {
+ var inst = Buttons.instanceSelector( this._groupSelector, ctx[0]._buttons );
+
+ if ( inst.length ) {
+ inst[0].add( conf, idx );
+ }
+ }
+
+ return this.button( this._groupSelector, idx );
+} );
+
+// Destroy the button sets selected
+DataTable.Api.register( 'buttons().destroy()', function () {
+ this.pluck( 'inst' ).unique().each( function ( inst ) {
+ inst.destroy();
+ } );
+
+ return this;
+} );
+
+// Remove a button
+DataTable.Api.registerPlural( 'buttons().remove()', 'buttons().remove()', function () {
+ this.each( function ( set ) {
+ set.inst.remove( set.node );
+ } );
+
+ return this;
+} );
+
+// Information box that can be used by buttons
+var _infoTimer;
+DataTable.Api.register( 'buttons.info()', function ( title, message, time ) {
+ var that = this;
+
+ if ( title === false ) {
+ $('#datatables_buttons_info').fadeOut( function () {
+ $(this).remove();
+ } );
+ clearTimeout( _infoTimer );
+ _infoTimer = null;
+
+ return this;
+ }
+
+ if ( _infoTimer ) {
+ clearTimeout( _infoTimer );
+ }
+
+ if ( $('#datatables_buttons_info').length ) {
+ $('#datatables_buttons_info').remove();
+ }
+
+ title = title ? '<h2>'+title+'</h2>' : '';
+
+ $('<div id="datatables_buttons_info" class="dt-button-info"/>')
+ .html( title )
+ .append( $('<div/>')[ typeof message === 'string' ? 'html' : 'append' ]( message ) )
+ .css( 'display', 'none' )
+ .appendTo( 'body' )
+ .fadeIn();
+
+ if ( time !== undefined && time !== 0 ) {
+ _infoTimer = setTimeout( function () {
+ that.buttons.info( false );
+ }, time );
+ }
+
+ return this;
+} );
+
+// Get data from the table for export - this is common to a number of plug-in
+// buttons so it is included in the Buttons core library
+DataTable.Api.register( 'buttons.exportData()', function ( options ) {
+ if ( this.context.length ) {
+ return _exportData( new DataTable.Api( this.context[0] ), options );
+ }
+} );
+
+
+var _exportTextarea = $('<textarea/>')[0];
+var _exportData = function ( dt, inOpts )
+{
+ var config = $.extend( true, {}, {
+ rows: null,
+ columns: '',
+ modifier: {
+ search: 'applied',
+ order: 'applied'
+ },
+ orthogonal: 'display',
+ stripHtml: true,
+ stripNewlines: true,
+ decodeEntities: true,
+ trim: true,
+ format: {
+ header: function ( d ) {
+ return strip( d );
+ },
+ footer: function ( d ) {
+ return strip( d );
+ },
+ body: function ( d ) {
+ return strip( d );
+ }
+ }
+ }, inOpts );
+
+ var strip = function ( str ) {
+ if ( typeof str !== 'string' ) {
+ return str;
+ }
+
+ // Always remove script tags
+ str = str.replace( /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi, '' );
+
+ if ( config.stripHtml ) {
+ str = str.replace( /<[^>]*>/g, '' );
+ }
+
+ if ( config.trim ) {
+ str = str.replace( /^\s+|\s+$/g, '' );
+ }
+
+ if ( config.stripNewlines ) {
+ str = str.replace( /\n/g, ' ' );
+ }
+
+ if ( config.decodeEntities ) {
+ _exportTextarea.innerHTML = str;
+ str = _exportTextarea.value;
+ }
+
+ return str;
+ };
+
+
+ var header = dt.columns( config.columns ).indexes().map( function (idx) {
+ var el = dt.column( idx ).header();
+ return config.format.header( el.innerHTML, idx, el );
+ } ).toArray();
+
+ var footer = dt.table().footer() ?
+ dt.columns( config.columns ).indexes().map( function (idx) {
+ var el = dt.column( idx ).footer();
+ return config.format.footer( el ? el.innerHTML : '', idx, el );
+ } ).toArray() :
+ null;
+
+ var rowIndexes = dt.rows( config.rows, config.modifier ).indexes().toArray();
+ var selectedCells = dt.cells( rowIndexes, config.columns );
+ var cells = selectedCells
+ .render( config.orthogonal )
+ .toArray();
+ var cellNodes = selectedCells
+ .nodes()
+ .toArray();
+
+ var columns = header.length;
+ var rows = columns > 0 ? cells.length / columns : 0;
+ var body = new Array( rows );
+ var cellCounter = 0;
+
+ for ( var i=0, ien=rows ; i<ien ; i++ ) {
+ var row = new Array( columns );
+
+ for ( var j=0 ; j<columns ; j++ ) {
+ row[j] = config.format.body( cells[ cellCounter ], i, j, cellNodes[ cellCounter ] );
+ cellCounter++;
+ }
+
+ body[i] = row;
+ }
+
+ return {
+ header: header,
+ footer: footer,
+ body: body
+ };
+};
+
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * DataTables interface
+ */
+
+// Attach to DataTables objects for global access
+$.fn.dataTable.Buttons = Buttons;
+$.fn.DataTable.Buttons = Buttons;
+
+
+
+// DataTables creation - check if the buttons have been defined for this table,
+// they will have been if the `B` option was used in `dom`, otherwise we should
+// create the buttons instance here so they can be inserted into the document
+// using the API. Listen for `init` for compatibility with pre 1.10.10, but to
+// be removed in future.
+$(document).on( 'init.dt plugin-init.dt', function (e, settings) {
+ if ( e.namespace !== 'dt' ) {
+ return;
+ }
+
+ var opts = settings.oInit.buttons || DataTable.defaults.buttons;
+
+ if ( opts && ! settings._buttons ) {
+ new Buttons( settings, opts ).container();
+ }
+} );
+
+// DataTables `dom` feature option
+DataTable.ext.feature.push( {
+ fnInit: function( settings ) {
+ var api = new DataTable.Api( settings );
+ var opts = api.init().buttons || DataTable.defaults.buttons;
+
+ return new Buttons( api, opts ).container();
+ },
+ cFeature: "B"
+} );
+
+
+return Buttons;
+}));