292 lines
6.9 KiB
PHP
292 lines
6.9 KiB
PHP
<?php
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/**
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* Graphs
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*
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* This class handles building pretty report graphs
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*
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* @package EDD
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* @subpackage Admin/Reports
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* @copyright Copyright (c) 2018, Easy Digital Downloads, LLC
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* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
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* @since 1.9
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*/
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// Exit if accessed directly
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defined( 'ABSPATH' ) || exit;
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/**
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* EDD_Graph Class
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*
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* @since 1.9
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*/
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class EDD_Graph {
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/*
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Simple example:
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data format for each point: array( location on x, location on y )
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$data = array(
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'Label' => array(
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array( 1, 5 ),
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array( 3, 8 ),
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array( 10, 2 )
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),
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'Second Label' => array(
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array( 1, 7 ),
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array( 4, 5 ),
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array( 12, 8 )
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)
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);
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$graph = new EDD_Graph( $data );
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$graph->display();
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*/
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/**
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* Data to graph
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*
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* @var array
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* @since 1.9
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*/
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private $data;
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/**
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* Unique ID for the graph
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*
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* @var string
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* @since 1.9
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*/
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private $id = '';
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/**
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* Graph options
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*
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* @var array
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* @since 1.9
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*/
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private $options = array();
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/**
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* Get things started
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*
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* @since 1.9
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*/
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public function __construct( $_data ) {
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$this->data = $_data;
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// Generate unique ID
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$this->id = 'a' . md5( rand() );
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// Setup default options;
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$this->options = array(
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'y_mode' => null,
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'x_mode' => null,
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'y_decimals' => 0,
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'x_decimals' => 0,
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'y_position' => 'right',
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'time_format' => '%d/%b',
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'ticksize_unit' => 'day',
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'ticksize_num' => 1,
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'multiple_y_axes' => false,
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'bgcolor' => '#f9f9f9',
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'bordercolor' => '#ccc',
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'color' => '#bbb',
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'borderwidth' => 2,
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'bars' => false,
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'lines' => true,
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'points' => true,
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'additional_options' => '',
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);
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}
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/**
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* Set an option
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*
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* @param $key The option key to set
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* @param $value The value to assign to the key
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* @since 1.9
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*/
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public function set( $key, $value ) {
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$this->options[ $key ] = $value;
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}
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/**
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* Get an option
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*
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* @param $key The option key to get
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* @since 1.9
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*/
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public function get( $key ) {
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return isset( $this->options[ $key ] ) ? $this->options[ $key ] : false;
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}
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/**
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* Get graph data
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*
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* @since 1.9
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*/
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public function get_data() {
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return apply_filters( 'edd_get_graph_data', $this->data, $this );
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}
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/**
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* Load the graphing library script
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*
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* @since 1.9
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*/
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public function load_scripts() {
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wp_enqueue_script( 'edd-jquery-flot', EDD_PLUGIN_URL . 'assets/js/vendor/jquery.flot.min.js' );
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wp_enqueue_script( 'edd-jquery-flot-time', EDD_PLUGIN_URL . 'assets/js/vendor/jquery.flot.time.min.js' );
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/**
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* Fires immediately after the legacy Flot JS graphing framework is enqueued.
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*
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* @since 1.9
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*/
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do_action( 'edd_graph_load_scripts' );
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}
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/**
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* Build the graph and return it as a string
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*
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* @var array
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* @since 1.9
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* @return string
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*/
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public function build_graph() {
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$yaxis_count = 1;
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$this->load_scripts();
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ob_start();
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?>
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<script type="text/javascript">
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jQuery( document ).ready( function($) {
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$.plot(
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$("#edd-graph-<?php echo $this->id; ?>"),
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[
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<?php foreach( $this->get_data() as $label => $data ) : ?>
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{
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label: "<?php echo esc_attr( $label ); ?>",
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id: "<?php echo sanitize_key( $label ); ?>",
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// data format is: [ point on x, value on y ]
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data: [<?php foreach( $data as $point ) { echo '[' . implode( ',', $point ) . '],'; } ?>],
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points: {
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show: <?php echo $this->options['points'] ? 'true' : 'false'; ?>,
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},
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bars: {
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show: <?php echo $this->options['bars'] ? 'true' : 'false'; ?>,
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barWidth: 12,
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aling: 'center'
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},
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lines: {
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show: <?php echo $this->options['lines'] ? 'true' : 'false'; ?>
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},
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<?php if( $this->options['multiple_y_axes'] ) : ?>
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yaxis: <?php echo $yaxis_count; ?>
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<?php endif; ?>
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},
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<?php $yaxis_count++; endforeach; ?>
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],
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{
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// Options
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grid: {
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show: true,
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aboveData: false,
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color: "<?php echo $this->options['color']; ?>",
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backgroundColor: "<?php echo $this->options['bgcolor']; ?>",
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borderColor: "<?php echo $this->options['bordercolor']; ?>",
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borderWidth: <?php echo absint( $this->options['borderwidth'] ); ?>,
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clickable: false,
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hoverable: true
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},
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xaxis: {
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mode: "<?php echo $this->options['x_mode']; ?>",
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timeFormat: "<?php echo $this->options['x_mode'] == 'time' ? $this->options['time_format'] : ''; ?>",
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tickSize: "<?php echo $this->options['x_mode'] == 'time' ? '' : $this->options['ticksize_num']; ?>",
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<?php if( $this->options['x_mode'] != 'time' ) : ?>
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tickDecimals: <?php echo $this->options['x_decimals']; ?>
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<?php endif; ?>
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},
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yaxis: {
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position: 'right',
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min: 0,
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mode: "<?php echo $this->options['y_mode']; ?>",
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timeFormat: "<?php echo $this->options['y_mode'] == 'time' ? $this->options['time_format'] : ''; ?>",
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<?php if( $this->options['y_mode'] != 'time' ) : ?>
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tickDecimals: <?php echo $this->options['y_decimals']; ?>
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<?php endif; ?>
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},
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<?php echo $this->options['additional_options']; ?>
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}
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);
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function edd_flot_tooltip(x, y, contents) {
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$('<div id="edd-flot-tooltip">' + contents + '</div>').css( {
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position: 'absolute',
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display: 'none',
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top: y + 5,
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left: x + 5,
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border: '1px solid #fdd',
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padding: '2px',
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'background-color': '#fee',
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opacity: 0.80,
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zIndex: 3,
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}).appendTo("body").fadeIn(200);
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}
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var previousPoint = null;
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$("#edd-graph-<?php echo $this->id; ?>").bind("plothover", function (event, pos, item) {
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$("#x").text(pos.x.toFixed(2));
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$("#y").text(pos.y.toFixed(2));
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if (item) {
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if (previousPoint != item.dataIndex) {
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previousPoint = item.dataIndex;
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$("#edd-flot-tooltip").remove();
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var x = item.datapoint[0].toFixed(2),
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y = item.datapoint[1].toFixed(2);
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if( item.series.id.includes('earnings') ) {
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if( edd_vars.currency_pos == 'before' ) {
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edd_flot_tooltip( item.pageX, item.pageY, item.series.label + ' ' + edd_vars.currency_sign + y );
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} else {
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edd_flot_tooltip( item.pageX, item.pageY, item.series.label + ' ' + y + edd_vars.currency_sign );
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}
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} else {
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edd_flot_tooltip( item.pageX, item.pageY, item.series.label + ' ' + y.replace( '.00', '' ) );
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}
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}
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} else {
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$("#edd-flot-tooltip").remove();
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previousPoint = null;
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}
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});
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});
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</script>
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<div id="edd-graph-<?php echo $this->id; ?>" class="edd-graph" style="height: 300px;"></div>
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<?php
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return ob_get_clean();
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}
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/**
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* Output the final graph
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*
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* @since 1.9
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*/
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public function display() {
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do_action( 'edd_before_graph', $this );
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echo $this->build_graph();
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do_action( 'edd_after_graph', $this );
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}
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}
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