woothemes/woocommerce

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includes/admin/reports/class-wc-report-coupon-usage.php

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<?php
/**
 * Coupon usage report functionality
 *
 * @package WooCommerce\Admin\Reports
 */

if ( ! defined( 'ABSPATH' ) ) {
    exit; // Exit if accessed directly.
}

/**
 * WC_Report_Coupon_Usage
 *
 * @package     WooCommerce\Admin\Reports
 * @version     2.1.0
 */
class WC_Report_Coupon_Usage extends WC_Admin_Report {

    /**
     * Chart colors.
     *
     * @var array
     */
    public $chart_colours = array();

    /**
     * Coupon codes.
     *
     * @var array
     */
    public $coupon_codes = array();

    /**
     * Constructor.
     */
    public function __construct() {
        if ( isset( $_GET['coupon_codes'] ) && is_array( $_GET['coupon_codes'] ) ) {
            $this->coupon_codes = array_filter( array_map( 'sanitize_text_field', wp_unslash( $_GET['coupon_codes'] ) ) );
        } elseif ( isset( $_GET['coupon_codes'] ) ) {
            $this->coupon_codes = array_filter( array( sanitize_text_field( wp_unslash( $_GET['coupon_codes'] ) ) ) );
        }
    }

    /**
     * Get the legend for the main chart sidebar.
     *
     * @return array
     */
    public function get_chart_legend() {
        $legend = array();

        $total_discount_query = array(
            'data'         => array(
                'discount_amount' => array(
                    'type'            => 'order_item_meta',
                    'order_item_type' => 'coupon',
                    'function'        => 'SUM',
                    'name'            => 'discount_amount',
                ),
            ),
            'where'        => array(
                array(
                    'key'      => 'order_item_type',
                    'value'    => 'coupon',
                    'operator' => '=',
                ),
            ),
            'query_type'   => 'get_var',
            'filter_range' => true,
            'order_types'  => wc_get_order_types( 'order-count' ),
        );

        $total_coupons_query = array(
            'data'         => array(
                'order_item_id' => array(
                    'type'            => 'order_item',
                    'order_item_type' => 'coupon',
                    'function'        => 'COUNT',
                    'name'            => 'order_coupon_count',
                ),
            ),
            'where'        => array(
                array(
                    'key'      => 'order_item_type',
                    'value'    => 'coupon',
                    'operator' => '=',
                ),
            ),
            'query_type'   => 'get_var',
            'filter_range' => true,
            'order_types'  => wc_get_order_types( 'order-count' ),
        );

        if ( ! empty( $this->coupon_codes ) ) {
            $coupon_code_query = array(
                'type'     => 'order_item',
                'key'      => 'order_item_name',
                'value'    => $this->coupon_codes,
                'operator' => 'IN',
            );

            $total_discount_query['where'][] = $coupon_code_query;
            $total_coupons_query['where'][]  = $coupon_code_query;
        }

        $total_discount = $this->get_order_report_data( $total_discount_query );
        $total_coupons  = absint( $this->get_order_report_data( $total_coupons_query ) );

        $legend[] = array(
            /* translators: %s: discount amount */
            'title'            => sprintf( __( '%s discounts in total', 'woocommerce' ), '<strong>' . wc_price( $total_discount ) . '</strong>' ),
            'color'            => $this->chart_colours['discount_amount'],
            'highlight_series' => 1,
        );

        $legend[] = array(
            /* translators: %s: coupons amount */
            'title'            => sprintf( __( '%s coupons used in total', 'woocommerce' ), '<strong>' . $total_coupons . '</strong>' ),
            'color'            => $this->chart_colours['coupon_count'],
            'highlight_series' => 0,
        );

        return $legend;
    }

    /**
     * Output the report.
     */
    public function output_report() {

        $ranges = array(
            'year'       => __( 'Year', 'woocommerce' ),
            'last_month' => __( 'Last month', 'woocommerce' ),
            'month'      => __( 'This month', 'woocommerce' ),
            '7day'       => __( 'Last 7 days', 'woocommerce' ),
        );

        $this->chart_colours = array(
            'discount_amount' => '#3498db',
            'coupon_count'    => '#d4d9dc',
        );

        $current_range = ! empty( $_GET['range'] ) ? sanitize_text_field( wp_unslash( $_GET['range'] ) ) : '7day';

        if ( ! in_array( $current_range, array( 'custom', 'year', 'last_month', 'month', '7day' ) ) ) {
            $current_range = '7day';
        }

        $this->check_current_range_nonce( $current_range );
        $this->calculate_current_range( $current_range );

        include WC()->plugin_path() . '/includes/admin/views/html-report-by-date.php';
    }

    /**
     * Get chart widgets.
     *
     * @return array
     */
    public function get_chart_widgets() {
        $widgets = array();

        $widgets[] = array(
            'title'    => '',
            'callback' => array( $this, 'coupons_widget' ),
        );

        return $widgets;
    }

    /**
     * Output coupons widget.
     */
    public function coupons_widget() {
        ?>
        <h4 class="section_title"><span><?php esc_html_e( 'Filter by coupon', 'woocommerce' ); ?></span></h4>
        <div class="section">
            <form method="GET">
                <div>
                    <?php
                    $used_coupons = $this->get_order_report_data(
                        array(
                            'data'         => array(
                                'order_item_name' => array(
                                    'type'            => 'order_item',
                                    'order_item_type' => 'coupon',
                                    'function'        => '',
                                    'distinct'        => true,
                                    'name'            => 'order_item_name',
                                ),
                            ),
                            'where'        => array(
                                array(
                                    'key'      => 'order_item_type',
                                    'value'    => 'coupon',
                                    'operator' => '=',
                                ),
                            ),
                            'query_type'   => 'get_col',
                            'filter_range' => false,
                        )
                    );

                    if ( ! empty( $used_coupons ) && is_array( $used_coupons ) ) :
                        ?>
                        <select id="coupon_codes" name="coupon_codes" class="wc-enhanced-select" data-placeholder="<?php esc_attr_e( 'Choose coupons&hellip;', 'woocommerce' ); ?>" style="width:100%;">
                            <option value=""><?php esc_html_e( 'All coupons', 'woocommerce' ); ?></option>
                            <?php
                            foreach ( $used_coupons as $coupon ) {
                                echo '<option value="' . esc_attr( $coupon ) . '"' . wc_selected( $coupon, $this->coupon_codes ) . '>' . esc_html( $coupon ) . '</option>';
                            }
                            ?>
                        </select>
                        <?php // @codingStandardsIgnoreStart ?>
                        <button type="submit" class="submit button" value="<?php esc_attr_e( 'Show', 'woocommerce' ); ?>"><?php esc_html_e( 'Show', 'woocommerce' ); ?></button>
                        <input type="hidden" name="range" value="<?php echo ( ! empty( $_GET['range'] ) ) ? esc_attr( wp_unslash( $_GET['range'] ) ) : ''; ?>" />
                        <input type="hidden" name="start_date" value="<?php echo ( ! empty( $_GET['start_date'] ) ) ? esc_attr( wp_unslash( $_GET['start_date'] ) ) : ''; ?>" />
                        <input type="hidden" name="end_date" value="<?php echo ( ! empty( $_GET['end_date'] ) ) ? esc_attr( wp_unslash( $_GET['end_date'] ) ) : ''; ?>" />
                        <input type="hidden" name="page" value="<?php echo ( ! empty( $_GET['page'] ) ) ? esc_attr( wp_unslash( $_GET['page'] ) ) : ''; ?>" />
                        <input type="hidden" name="tab" value="<?php echo ( ! empty( $_GET['tab'] ) ) ? esc_attr( wp_unslash( $_GET['tab'] ) ) : ''; ?>" />
                        <input type="hidden" name="report" value="<?php echo ( ! empty( $_GET['report'] ) ) ? esc_attr( wp_unslash( $_GET['report'] ) ) : ''; ?>" />
                        <?php // @codingStandardsIgnoreEnd ?>
                    <?php else : ?>
                        <span><?php esc_html_e( 'No used coupons found', 'woocommerce' ); ?></span>
                    <?php endif; ?>
                </div>
            </form>
        </div>
        <h4 class="section_title"><span><?php esc_html_e( 'Most popular', 'woocommerce' ); ?></span></h4>
        <div class="section">
            <table cellspacing="0">
                <?php
                $most_popular = $this->get_order_report_data(
                    array(
                        'data'         => array(
                            'order_item_name' => array(
                                'type'            => 'order_item',
                                'order_item_type' => 'coupon',
                                'function'        => '',
                                'name'            => 'coupon_code',
                            ),
                            'order_item_id'   => array(
                                'type'            => 'order_item',
                                'order_item_type' => 'coupon',
                                'function'        => 'COUNT',
                                'name'            => 'coupon_count',
                            ),
                        ),
                        'where'        => array(
                            array(
                                'type'     => 'order_item',
                                'key'      => 'order_item_type',
                                'value'    => 'coupon',
                                'operator' => '=',
                            ),
                        ),
                        'order_by'     => 'coupon_count DESC',
                        'group_by'     => 'order_item_name',
                        'limit'        => 12,
                        'query_type'   => 'get_results',
                        'filter_range' => true,
                    )
                );

                if ( ! empty( $most_popular ) && is_array( $most_popular ) ) {
                    foreach ( $most_popular as $coupon ) {
                        echo '<tr class="' . ( in_array( $coupon->coupon_code, $this->coupon_codes ) ? 'active' : '' ) . '">
                            <td class="count" width="1%">' . esc_html( $coupon->coupon_count ) . '</td>
                            <td class="name"><a href="' . esc_url( add_query_arg( 'coupon_codes', $coupon->coupon_code ) ) . '">' . esc_html( $coupon->coupon_code ) . '</a></td>
                        </tr>';
                    }
                } else {
                    echo '<tr><td colspan="2">' . esc_html__( 'No coupons found in range', 'woocommerce' ) . '</td></tr>';
                }
                ?>
            </table>
        </div>
        <h4 class="section_title"><span><?php esc_html_e( 'Most discount', 'woocommerce' ); ?></span></h4>
        <div class="section">
            <table cellspacing="0">
                <?php
                $most_discount = $this->get_order_report_data(
                    array(
                        'data'         => array(
                            'order_item_name' => array(
                                'type'            => 'order_item',
                                'order_item_type' => 'coupon',
                                'function'        => '',
                                'name'            => 'coupon_code',
                            ),
                            'discount_amount' => array(
                                'type'            => 'order_item_meta',
                                'order_item_type' => 'coupon',
                                'function'        => 'SUM',
                                'name'            => 'discount_amount',
                            ),
                        ),
                        'where'        => array(
                            array(
                                'type'     => 'order_item',
                                'key'      => 'order_item_type',
                                'value'    => 'coupon',
                                'operator' => '=',
                            ),
                        ),
                        'order_by'     => 'discount_amount DESC',
                        'group_by'     => 'order_item_name',
                        'limit'        => 12,
                        'query_type'   => 'get_results',
                        'filter_range' => true,
                    )
                );

                if ( ! empty( $most_discount ) && is_array( $most_discount ) ) {
                    foreach ( $most_discount as $coupon ) {
                        // @codingStandardsIgnoreStart
                        echo '<tr class="' . ( in_array( $coupon->coupon_code, $this->coupon_codes ) ? 'active' : '' ) . '">
                            <td class="count" width="1%">' . wc_price( $coupon->discount_amount ) . '</td>
                            <td class="name"><a href="' . esc_url( add_query_arg( 'coupon_codes', $coupon->coupon_code ) ) . '">' . esc_html( $coupon->coupon_code ) . '</a></td>
                        </tr>';
                        // @codingStandardsIgnoreEnd
                    }
                } else {
                    echo '<tr><td colspan="3">' . esc_html__( 'No coupons found in range', 'woocommerce' ) . '</td></tr>';
                }
                ?>
            </table>
        </div>
        <script type="text/javascript">
            jQuery( '.section_title' ).on( 'click', function() {
                var next_section = jQuery( this ).next( '.section' );

                if ( jQuery( next_section ).is( ':visible' ) ) {
                    return false;
                }

                jQuery( '.section:visible' ).slideUp();
                jQuery( '.section_title' ).removeClass( 'open' );
                jQuery( this ).addClass( 'open' ).next( '.section' ).slideDown();

                return false;
            } );
            jQuery( '.section' ).slideUp( 100, function() {
                <?php if ( empty( $this->coupon_codes ) ) : ?>
                    jQuery( '.section_title:eq(1)' ).click();
                <?php else : ?>
                    jQuery( '.section_title:eq(0)' ).click();
                <?php endif; ?>
            } );
        </script>
        <?php
    }

    /**
     * Output an export link.
     */
    public function get_export_button() {
        $current_range = ! empty( $_GET['range'] ) ? sanitize_text_field( wp_unslash( $_GET['range'] ) ) : '7day';
        ?>
        <a
            href="#"
            download="report-<?php echo esc_attr( $current_range ); ?>-<?php echo esc_attr( date_i18n( 'Y-m-d', current_time( 'timestamp' ) ) ); ?>.csv"
            class="export_csv"
            data-export="chart"
            data-xaxes="<?php esc_attr_e( 'Date', 'woocommerce' ); ?>"
            data-groupby="<?php echo esc_attr( $this->chart_groupby ); ?>"
        >
            <?php esc_html_e( 'Export CSV', 'woocommerce' ); ?>
        </a>
        <?php
    }

    /**
     * Get the main chart.
     */
    public function get_main_chart() {
        global $wp_locale;

        // Get orders and dates in range - we want the SUM of order totals, COUNT of order items, COUNT of orders, and the date.
        $order_coupon_counts_query = array(
            'data'         => array(
                'order_item_name' => array(
                    'type'            => 'order_item',
                    'order_item_type' => 'coupon',
                    'function'        => 'COUNT',
                    'name'            => 'order_coupon_count',
                ),
                'post_date'       => array(
                    'type'     => 'post_data',
                    'function' => '',
                    'name'     => 'post_date',
                ),
            ),
            'where'        => array(
                array(
                    'key'      => 'order_item_type',
                    'value'    => 'coupon',
                    'operator' => '=',
                ),
            ),
            'group_by'     => $this->group_by_query,
            'order_by'     => 'post_date ASC',
            'query_type'   => 'get_results',
            'filter_range' => true,
            'order_types'  => wc_get_order_types( 'order-count' ),
        );

        $order_discount_amounts_query = array(
            'data'         => array(
                'discount_amount' => array(
                    'type'            => 'order_item_meta',
                    'order_item_type' => 'coupon',
                    'function'        => 'SUM',
                    'name'            => 'discount_amount',
                ),
                'post_date'       => array(
                    'type'     => 'post_data',
                    'function' => '',
                    'name'     => 'post_date',
                ),
            ),
            'where'        => array(
                array(
                    'key'      => 'order_item_type',
                    'value'    => 'coupon',
                    'operator' => '=',
                ),
            ),
            'group_by'     => $this->group_by_query . ', order_item_name',
            'order_by'     => 'post_date ASC',
            'query_type'   => 'get_results',
            'filter_range' => true,
            'order_types'  => wc_get_order_types( 'order-count' ),
        );

        if ( ! empty( $this->coupon_codes ) ) {
            $coupon_code_query = array(
                'type'     => 'order_item',
                'key'      => 'order_item_name',
                'value'    => $this->coupon_codes,
                'operator' => 'IN',
            );

            $order_coupon_counts_query['where'][]    = $coupon_code_query;
            $order_discount_amounts_query['where'][] = $coupon_code_query;
        }

        $order_coupon_counts    = $this->get_order_report_data( $order_coupon_counts_query );
        $order_discount_amounts = $this->get_order_report_data( $order_discount_amounts_query );

        // Prepare data for report.
        $order_coupon_counts    = $this->prepare_chart_data( $order_coupon_counts, 'post_date', 'order_coupon_count', $this->chart_interval, $this->start_date, $this->chart_groupby );
        $order_discount_amounts = $this->prepare_chart_data( $order_discount_amounts, 'post_date', 'discount_amount', $this->chart_interval, $this->start_date, $this->chart_groupby );

        // Encode in json format.
        $chart_data = wp_json_encode(
            array(
                'order_coupon_counts'    => array_values( $order_coupon_counts ),
                'order_discount_amounts' => array_values( $order_discount_amounts ),
            )
        );
        ?>
        <div class="chart-container">
            <div class="chart-placeholder main"></div>
        </div>
        <script type="text/javascript">
            var main_chart;

            jQuery(function(){
                var order_data = JSON.parse( decodeURIComponent( '<?php echo rawurlencode( $chart_data ); ?>' ) );

                var drawGraph = function( highlight ) {
                    var series = [
                        {
                            label: "<?php echo esc_js( __( 'Number of coupons used', 'woocommerce' ) ); ?>",
                            data: order_data.order_coupon_counts,
                            color: '<?php echo esc_js( $this->chart_colours['coupon_count'] ); ?>',
                            bars: { fillColor: '<?php echo esc_js( $this->chart_colours['coupon_count'] ); ?>', fill: true, show: true, lineWidth: 0, barWidth: <?php echo esc_js( $this->barwidth ); ?> * 0.5, align: 'center' },
                            shadowSize: 0,
                            hoverable: false
                        },
                        {
                            label: "<?php echo esc_js( __( 'Discount amount', 'woocommerce' ) ); ?>",
                            data: order_data.order_discount_amounts,
                            yaxis: 2,
                            color: '<?php echo esc_js( $this->chart_colours['discount_amount'] ); ?>',
                            points: { show: true, radius: 5, lineWidth: 3, fillColor: '#fff', fill: true },
                            lines: { show: true, lineWidth: 4, fill: false },
                            shadowSize: 0,
                            <?php echo $this->get_currency_tooltip(); ?><?php // @codingStandardsIgnoreLine ?>
                        }
                    ];

                    if ( highlight !== 'undefined' && series[ highlight ] ) {
                        highlight_series = series[ highlight ];

                        highlight_series.color = '#9c5d90';

                        if ( highlight_series.bars )
                            highlight_series.bars.fillColor = '#9c5d90';

                        if ( highlight_series.lines ) {
                            highlight_series.lines.lineWidth = 5;
                        }
                    }

                    main_chart = jQuery.plot(
                        jQuery('.chart-placeholder.main'),
                        series,
                        {
                            legend: {
                                show: false
                            },
                            grid: {
                                color: '#aaa',
                                borderColor: 'transparent',
                                borderWidth: 0,
                                hoverable: true
                            },
                            xaxes: [ {
                                color: '#aaa',
                                position: "bottom",
                                tickColor: 'transparent',
                                mode: "time",
                                timeformat: "<?php echo ( 'day' === $this->chart_groupby ) ? '%d %b' : '%b'; ?>",
                                monthNames: JSON.parse( decodeURIComponent( '<?php echo rawurlencode( wp_json_encode( array_values( $wp_locale->month_abbrev ) ) ); ?>' ) ),
                                tickLength: 1,
                                minTickSize: [1, "<?php echo esc_js( $this->chart_groupby ); ?>"],
                                font: {
                                    color: "#aaa"
                                }
                            } ],
                            yaxes: [
                                {
                                    min: 0,
                                    minTickSize: 1,
                                    tickDecimals: 0,
                                    color: '#ecf0f1',
                                    font: { color: "#aaa" }
                                },
                                {
                                    position: "right",
                                    min: 0,
                                    tickDecimals: 2,
                                    alignTicksWithAxis: 1,
                                    color: 'transparent',
                                    font: { color: "#aaa" }
                                }
                            ],
                        }
                    );

                    jQuery('.chart-placeholder').resize();
                }

                drawGraph();

                jQuery('.highlight_series').hover(
                    function() {
                        drawGraph( jQuery(this).data('series') );
                    },
                    function() {
                        drawGraph();
                    }
                );
            });
        </script>
        <?php
    }
}