PHP edd_get_download_earnings_stats函数代码示例

/**
 * Render Donwload Columns
 *
 * Render the custom columns content.
 *
 * @access      private
 * @since       1.0 
 * @return      void
*/
function edd_render_download_columns($column_name, $post_id)
{
    if (get_post_type($post_id) == 'download') {
        $sales = edd_get_download_sales_stats($post_id);
        $earnings = edd_get_download_earnings_stats($post_id);
        $color = get_post_meta($post_id, '_edd_purchase_color', true);
        $color = $color ? $color : 'blue';
        $purchase_text = get_post_meta($post_id, '_edd_purchase_text', true);
        $purchase_text = $purchase_text && '' !== $purchase_text ? $purchase_text : __('Purchase', 'edd');
        switch ($column_name) {
            case 'download_category':
                echo get_the_term_list($post_id, 'download_category', '', ', ', '');
                break;
            case 'download_tag':
                echo get_the_term_list($post_id, 'download_tag', '', ', ', '');
                break;
            case 'price':
                echo edd_price($post_id, false);
                if (!edd_has_variable_prices($post_id)) {
                    echo '<input type="hidden" class="downloadprice-' . $post_id . '" value="' . edd_get_download_price($post_id) . '" />';
                }
                break;
            case 'sales':
                echo $sales;
                break;
            case 'earnings':
                echo edd_currency_filter($earnings);
                break;
            case 'shortcode':
                echo '[purchase_link id="' . absint($post_id) . '" text="' . esc_html($purchase_text) . '" style="button" color="' . esc_attr($color) . '"]';
                break;
        }
    }
}

/**
 * Render Download Columns
 *
 * @since 1.0
 * @param string $column_name Column name
 * @param int $post_id Download (Post) ID
 * @return void
 */
function edd_render_download_columns($column_name, $post_id)
{
    if (get_post_type($post_id) == 'download') {
        global $edd_options;
        $style = isset($edd_options['button_style']) ? $edd_options['button_style'] : 'button';
        $color = isset($edd_options['checkout_color']) ? $edd_options['checkout_color'] : 'blue';
        $purchase_text = !empty($edd_options['add_to_cart_text']) ? $edd_options['add_to_cart_text'] : __('Purchase', 'edd');
        switch ($column_name) {
            case 'download_category':
                echo get_the_term_list($post_id, 'download_category', '', ', ', '');
                break;
            case 'download_tag':
                echo get_the_term_list($post_id, 'download_tag', '', ', ', '');
                break;
            case 'price':
                if (edd_has_variable_prices($post_id)) {
                    echo edd_price_range($post_id);
                } else {
                    echo edd_price($post_id, false);
                    echo '<input type="hidden" class="downloadprice-' . $post_id . '" value="' . edd_get_download_price($post_id) . '" />';
                }
                break;
            case 'sales':
                echo edd_get_download_sales_stats($post_id);
                break;
            case 'earnings':
                echo edd_currency_filter(edd_format_amount(edd_get_download_earnings_stats($post_id)));
                break;
            case 'shortcode':
                echo '[purchase_link id="' . absint($post_id) . '" text="' . esc_html($purchase_text) . '" style="' . $style . '" color="' . esc_attr($color) . '"]';
                break;
        }
    }
}

/**
 * Render Download Columns
 *
 * @since 1.0
 * @param string $column_name Column name
 * @param int $post_id Download (Post) ID
 * @return void
 */
function edd_render_download_columns($column_name, $post_id)
{
    if (get_post_type($post_id) == 'download') {
        global $edd_options;
        $style = isset($edd_options['button_style']) ? $edd_options['button_style'] : 'button';
        $color = isset($edd_options['checkout_color']) ? $edd_options['checkout_color'] : 'blue';
        $color = $color == 'inherit' ? '' : $color;
        $purchase_text = !empty($edd_options['add_to_cart_text']) ? $edd_options['add_to_cart_text'] : __('Purchase', 'edd');
        switch ($column_name) {
            case 'download_category':
                echo get_the_term_list($post_id, 'download_category', '', ', ', '');
                break;
            case 'download_tag':
                echo get_the_term_list($post_id, 'download_tag', '', ', ', '');
                break;
            case 'price':
                if (edd_has_variable_prices($post_id)) {
                    echo edd_price_range($post_id);
                } else {
                    echo edd_price($post_id, false);
                    echo '<input type="hidden" class="downloadprice-' . $post_id . '" value="' . edd_get_download_price($post_id) . '" />';
                }
                break;
            case 'sales':
                if (current_user_can('view_product_stats', $post_id)) {
                    echo '<a href="' . esc_url(admin_url('edit.php?post_type=download&page=edd-reports&tab=logs&view=sales&download=' . $post_id)) . '">';
                    echo edd_get_download_sales_stats($post_id);
                    echo '</a>';
                } else {
                    echo '-';
                }
                break;
            case 'earnings':
                if (current_user_can('view_product_stats', $post_id)) {
                    echo '<a href="' . esc_url(admin_url('edit.php?post_type=download&page=edd-reports&view=downloads&download-id=' . $post_id)) . '">';
                    echo edd_currency_filter(edd_format_amount(edd_get_download_earnings_stats($post_id)));
                    echo '</a>';
                } else {
                    echo '-';
                }
                break;
            case 'shortcode':
                echo '[purchase_link id="' . absint($post_id) . '" text="' . esc_html($purchase_text) . '" style="' . $style . '" color="' . esc_attr($color) . '"]';
                break;
        }
    }
}

/**
 * Render Download Columns
 *
 * @since 1.0
 * @param string $column_name Column name
 * @param int $post_id Download (Post) ID
 * @return void
 */
function edd_render_download_columns($column_name, $post_id)
{
    if (get_post_type($post_id) == 'download') {
        switch ($column_name) {
            case 'download_category':
                echo get_the_term_list($post_id, 'download_category', '', ', ', '');
                break;
            case 'download_tag':
                echo get_the_term_list($post_id, 'download_tag', '', ', ', '');
                break;
            case 'price':
                if (edd_has_variable_prices($post_id)) {
                    echo edd_price_range($post_id);
                } else {
                    echo edd_price($post_id, false);
                    echo '<input type="hidden" class="downloadprice-' . $post_id . '" value="' . edd_get_download_price($post_id) . '" />';
                }
                break;
            case 'sales':
                if (current_user_can('view_product_stats', $post_id)) {
                    echo '<a href="' . esc_url(admin_url('edit.php?post_type=download&page=edd-reports&tab=logs&view=sales&download=' . $post_id)) . '">';
                    echo edd_get_download_sales_stats($post_id);
                    echo '</a>';
                } else {
                    echo '-';
                }
                break;
            case 'earnings':
                if (current_user_can('view_product_stats', $post_id)) {
                    echo '<a href="' . esc_url(admin_url('edit.php?post_type=download&page=edd-reports&view=downloads&download-id=' . $post_id)) . '">';
                    echo edd_currency_filter(edd_format_amount(edd_get_download_earnings_stats($post_id)));
                    echo '</a>';
                } else {
                    echo '-';
                }
                break;
        }
    }
}

/**
 * Show Download Earnings Graph
 *
 * @access      public
 * @since       1.0 
 * @return      void
*/
function edd_show_download_earnings_graph($bgcolor = 'white')
{
    $downloads = get_posts(array('post_type' => 'download', 'posts_per_page' => -1));
    if ($downloads) {
        ob_start();
        ?>
	    <script type="text/javascript">
	   	 google.load("visualization", "1", {packages:["corechart"]});
			// earnings chart	
		    google.setOnLoadCallback(drawEarningsChart);
		    function drawEarningsChart() {
		        var data = new google.visualization.DataTable();
		        data.addColumn('string', '<?php 
        _e("Download", "edd");
        ?>
');
		        data.addColumn('number', '<?php 
        _e("Earnings", "edd");
        ?>
');
		        data.addRows([
					<?php 
        foreach ($downloads as $download) {
            ?>
		          		['<?php 
            echo html_entity_decode(get_the_title($download->ID), ENT_COMPAT, 'UTF-8');
            ?>
', 
							<?php 
            echo edd_get_download_earnings_stats($download->ID);
            ?>
						],
					<?php 
        }
        ?>
		        ]);

		        var options = {
		          	title: "<?php 
        echo sprintf(__('%s Performance in Earnings', 'edd'), edd_get_label_singular());
        ?>
",
					colors:['#a3bcd3'],
					fontSize: 12,
					backgroundColor: '<?php 
        echo $bgcolor;
        ?>
'
		        };

		        var chart = new google.visualization.ColumnChart(document.getElementById('earnings_chart_div'));
		        chart.draw(data, options);
		    }
	    </script>
		<div id="earnings_chart_div"></div>
		<?php 
        echo ob_get_clean();
    }
}

 /**
  * Decrease the earnings by the given amount
  *
  * @since 2.2
  * @param integer $amount
  * @return float|false
  */
 public function decrease_earnings($amount)
 {
     $earnings = edd_get_download_earnings_stats($this->ID);
     if ($earnings > 0) {
         // Only decrease if greater than zero
         $new_amount = $earnings - (double) $amount;
         if ($this->update_meta('_edd_download_earnings', $new_amount)) {
             $this->earnings = $new_amount;
             return $this->earnings;
         }
     }
     return false;
 }

/**
 * Generate PDF Reports
 *
 * Generates PDF report on sales and earnings for all downloads for the current year.
 *
 * @since 1.1.4.0
 * @param string $data
 * @uses edd_pdf
 * @author Sunny Ratilal
 */
function edd_generate_pdf($data)
{
    if (!current_user_can('view_shop_reports')) {
        wp_die(__('You do not have permission to generate PDF sales reports', 'easy-digital-downloads'), __('Error', 'easy-digital-downloads'), array('response' => 403));
    }
    if (!wp_verify_nonce($_GET['_wpnonce'], 'edd_generate_pdf')) {
        wp_die(__('Nonce verification failed', 'easy-digital-downloads'), __('Error', 'easy-digital-downloads'), array('response' => 403));
    }
    require_once EDD_PLUGIN_DIR . '/includes/libraries/fpdf/fpdf.php';
    require_once EDD_PLUGIN_DIR . '/includes/libraries/fpdf/edd_pdf.php';
    $daterange = date_i18n(get_option('date_format'), mktime(0, 0, 0, 1, 1, date('Y'))) . ' ' . utf8_decode(__('to', 'easy-digital-downloads')) . ' ' . date_i18n(get_option('date_format'));
    $pdf = new edd_pdf();
    $pdf->AddPage('L', 'A4');
    $pdf->SetTitle(utf8_decode(__('Sales and earnings reports for the current year for all products', 'easy-digital-downloads')));
    $pdf->SetAuthor(utf8_decode(__('Easy Digital Downloads', 'easy-digital-downloads')));
    $pdf->SetCreator(utf8_decode(__('Easy Digital Downloads', 'easy-digital-downloads')));
    $pdf->Image(EDD_PLUGIN_URL . 'assets/images/edd-logo-pdf.png', 205, 10);
    $pdf->SetMargins(8, 8, 8);
    $pdf->SetX(8);
    $pdf->SetFont('Helvetica', '', 16);
    $pdf->SetTextColor(50, 50, 50);
    $pdf->Cell(0, 3, utf8_decode(__('Sales and earnings reports for the current year for all products', 'easy-digital-downloads')), 0, 2, 'L', false);
    $pdf->SetFont('Helvetica', '', 13);
    $pdf->Ln();
    $pdf->SetTextColor(150, 150, 150);
    $pdf->Cell(0, 6, utf8_decode(__('Date Range: ', 'easy-digital-downloads')) . $daterange, 0, 2, 'L', false);
    $pdf->Ln();
    $pdf->SetTextColor(50, 50, 50);
    $pdf->SetFont('Helvetica', '', 14);
    $pdf->Cell(0, 10, utf8_decode(__('Table View', 'easy-digital-downloads')), 0, 2, 'L', false);
    $pdf->SetFont('Helvetica', '', 12);
    $pdf->SetFillColor(238, 238, 238);
    $pdf->Cell(70, 6, utf8_decode(__('Product Name', 'easy-digital-downloads')), 1, 0, 'L', true);
    $pdf->Cell(30, 6, utf8_decode(__('Price', 'easy-digital-downloads')), 1, 0, 'L', true);
    $category_labels = edd_get_taxonomy_labels('download_category');
    $pdf->Cell(50, 6, utf8_decode($category_labels['name']), 1, 0, 'L', true);
    $pdf->Cell(50, 6, utf8_decode(__('Tags', 'easy-digital-downloads')), 1, 0, 'L', true);
    $pdf->Cell(45, 6, utf8_decode(__('Number of Sales', 'easy-digital-downloads')), 1, 0, 'L', true);
    $pdf->Cell(35, 6, utf8_decode(__('Earnings to Date', 'easy-digital-downloads')), 1, 1, 'L', true);
    $year = date('Y');
    $downloads = get_posts(array('post_type' => 'download', 'year' => $year, 'posts_per_page' => -1));
    if ($downloads) {
        $pdf->SetWidths(array(70, 30, 50, 50, 45, 35));
        foreach ($downloads as $download) {
            $pdf->SetFillColor(255, 255, 255);
            $title = utf8_decode(get_the_title($download->ID));
            if (edd_has_variable_prices($download->ID)) {
                $prices = edd_get_variable_prices($download->ID);
                $first = $prices[0]['amount'];
                $last = array_pop($prices);
                $last = $last['amount'];
                if ($first < $last) {
                    $min = $first;
                    $max = $last;
                } else {
                    $min = $last;
                    $max = $first;
                }
                $price = html_entity_decode(edd_currency_filter(edd_format_amount($min)) . ' - ' . edd_currency_filter(edd_format_amount($max)));
            } else {
                $price = html_entity_decode(edd_currency_filter(edd_get_download_price($download->ID)));
            }
            $categories = get_the_term_list($download->ID, 'download_category', '', ', ', '');
            $categories = $categories ? strip_tags($categories) : '';
            $tags = get_the_term_list($download->ID, 'download_tag', '', ', ', '');
            $tags = $tags ? strip_tags($tags) : '';
            $sales = edd_get_download_sales_stats($download->ID);
            $earnings = html_entity_decode(edd_currency_filter(edd_get_download_earnings_stats($download->ID)));
            if (function_exists('iconv')) {
                // Ensure characters like euro; are properly converted. See GithuB issue #472 and #1570
                $price = iconv('UTF-8', 'windows-1252', utf8_encode($price));
                $earnings = iconv('UTF-8', 'windows-1252', utf8_encode($earnings));
            }
            $pdf->Row(array($title, $price, $categories, $tags, $sales, $earnings));
        }
    } else {
        $pdf->SetWidths(array(280));
        $title = utf8_decode(sprintf(__('No %s found.', 'easy-digital-downloads'), edd_get_label_plural()));
        $pdf->Row(array($title));
    }
    $pdf->Ln();
    $pdf->SetTextColor(50, 50, 50);
    $pdf->SetFont('Helvetica', '', 14);
    $pdf->Cell(0, 10, utf8_decode(__('Graph View', 'easy-digital-downloads')), 0, 2, 'L', false);
    $pdf->SetFont('Helvetica', '', 12);
    $image = html_entity_decode(urldecode(edd_draw_chart_image()));
    $image = str_replace(' ', '%20', $image);
    $pdf->SetX(25);
    $pdf->Image($image . '&file=.png');
    $pdf->Ln(7);
//.........这里部分代码省略.........

/**
 * Render Stats Meta Box
 *
 * @since 1.0
 * @global array $post Contains all the download data
 * @return void
 */
function edd_render_stats_meta_box()
{
    global $post;
    if (!current_user_can('view_product_stats', $post->ID)) {
        return;
    }
    $earnings = edd_get_download_earnings_stats($post->ID);
    $sales = edd_get_download_sales_stats($post->ID);
    ?>

	<p>
		<strong class="label"><?php 
    _e('Sales:', 'edd');
    ?>
</strong>
		<span><?php 
    echo $sales;
    ?>
 &mdash; <a href="<?php 
    echo admin_url('/edit.php?page=edd-reports&view=sales&post_type=download&tab=logs&download=' . $post->ID);
    ?>
"><?php 
    _e('View Sales Log', 'edd');
    ?>
</a></span>
	</p>

	<p>
		<strong class="label"><?php 
    _e('Earnings:', 'edd');
    ?>
</strong>
		<span><?php 
    echo edd_currency_filter(edd_format_amount($earnings));
    ?>
</span>
	</p>

	<hr />

	<p class="file-download-log">
		<span><a href="<?php 
    echo admin_url('edit.php?page=edd-reports&view=file_downloads&post_type=download&tab=logs&download=' . $post->ID);
    ?>
"><?php 
    _e('View File Download Log', 'edd');
    ?>
</a></span><br/>
	</p>
	<p>
		<span><a href="<?php 
    echo admin_url('edit.php?post_type=download&page=edd-reports&view=downloads&download-id=' . $post->ID);
    ?>
"><?php 
    _e('View Detailed Earnings Report', 'edd');
    ?>
</a></span>
	</p>
<?php 
    do_action('edd_stats_meta_box');
}

/**
 * Generate PDF Reports
 *
 * Generates PDF report on sales and earnings for all downloads for the current year.
 *
 * @since 1.1.4.0
 * @param string $data
 * @uses edd_pdf
 * @author Sunny Ratilal
 */
function edd_generate_pdf($data)
{
    $edd_pdf_reports_nonce = $_GET['_wpnonce'];
    if (wp_verify_nonce($edd_pdf_reports_nonce, 'edd_generate_pdf')) {
        require_once EDD_PLUGIN_DIR . '/includes/libraries/fpdf/fpdf.php';
        require_once EDD_PLUGIN_DIR . '/includes/libraries/fpdf/edd_pdf.php';
        $daterange = date_i18n(get_option('date_format'), mktime(0, 0, 0, 1, 1, date('Y'))) . ' ' . utf8_decode(__('to', 'edd')) . ' ' . date_i18n(get_option('date_format'));
        $pdf = new edd_pdf();
        $pdf->AddPage('L', 'A4');
        $pdf->SetTitle(utf8_decode(__('Sales and earnings reports for the current year for all products', 'edd')));
        $pdf->SetAuthor(utf8_decode(__('Easy Digital Downloads', 'edd')));
        $pdf->SetCreator(utf8_decode(__('Easy Digital Downloads', 'edd')));
        $pdf->Image(EDD_PLUGIN_URL . 'assets/images/edd-logo.png', 205, 10);
        $pdf->SetMargins(8, 8, 8);
        $pdf->SetX(8);
        $pdf->SetFont('Helvetica', '', 16);
        $pdf->SetTextColor(50, 50, 50);
        $pdf->Cell(0, 3, utf8_decode(__('Sales and earnings reports for the current year for all products', 'edd')), 0, 2, 'L', false);
        $pdf->SetFont('Helvetica', '', 13);
        $pdf->Ln();
        $pdf->SetTextColor(150, 150, 150);
        $pdf->Cell(0, 6, utf8_decode(__('Date Range: ', 'edd')) . $daterange, 0, 2, 'L', false);
        $pdf->Ln();
        $pdf->SetTextColor(50, 50, 50);
        $pdf->SetFont('Helvetica', '', 14);
        $pdf->Cell(0, 10, utf8_decode(__('Table View', 'edd')), 0, 2, 'L', false);
        $pdf->SetFont('Helvetica', '', 12);
        $pdf->SetFillColor(238, 238, 238);
        $pdf->Cell(70, 6, utf8_decode(__('Product Name', 'edd')), 1, 0, 'L', true);
        $pdf->Cell(30, 6, utf8_decode(__('Price', 'edd')), 1, 0, 'L', true);
        $pdf->Cell(50, 6, utf8_decode(__('Categories', 'edd')), 1, 0, 'L', true);
        $pdf->Cell(50, 6, utf8_decode(__('Tags', 'edd')), 1, 0, 'L', true);
        $pdf->Cell(45, 6, utf8_decode(__('Number of Sales', 'edd')), 1, 0, 'L', true);
        $pdf->Cell(35, 6, utf8_decode(__('Earnings to Date', 'edd')), 1, 1, 'L', true);
        $year = date('Y');
        $downloads = get_posts(array('post_type' => 'download', 'year' => $year, 'posts_per_page' => -1));
        if ($downloads) {
            $pdf->SetWidths(array(70, 30, 50, 50, 45, 35));
            foreach ($downloads as $download) {
                $pdf->SetFillColor(255, 255, 255);
                $title = utf8_decode(get_the_title($download->ID));
                if (edd_has_variable_prices($download->ID)) {
                    $prices = edd_get_variable_prices($download->ID);
                    $first = $prices[0]['amount'];
                    $last = array_pop($prices);
                    $last = $last['amount'];
                    if ($first < $last) {
                        $min = $first;
                        $max = $last;
                    } else {
                        $min = $last;
                        $max = $first;
                    }
                    $price = html_entity_decode(edd_currency_filter(edd_format_amount($min)) . ' - ' . edd_currency_filter(edd_format_amount($max)));
                } else {
                    $price = html_entity_decode(edd_currency_filter(edd_get_download_price($download->ID)));
                }
                $categories = get_the_term_list($download->ID, 'download_category', '', ', ', '');
                $categories = $categories ? strip_tags($categories) : '';
                $tags = get_the_term_list($download->ID, 'download_tag', '', ', ', '');
                $tags = $tags ? strip_tags($tags) : '';
                $sales = edd_get_download_sales_stats($download->ID);
                $link = get_permalink($download->ID);
                $earnings = html_entity_decode(edd_currency_filter(edd_get_download_earnings_stats($download->ID)));
                $pdf->Row(array($title, $price, $categories, $tags, $sales, $earnings));
            }
        } else {
            $pdf->SetWidths(array(280));
            $title = utf8_decode(sprintf(__('No %s found.', 'edd'), edd_get_label_plural()));
            $pdf->Row(array($title));
        }
        $pdf->Ln();
        $pdf->SetTextColor(50, 50, 50);
        $pdf->SetFont('Helvetica', '', 14);
        $pdf->Cell(0, 10, utf8_decode(__('Graph View', 'edd')), 0, 2, 'L', false);
        $pdf->SetFont('Helvetica', '', 12);
        $image = html_entity_decode(urldecode(edd_draw_chart_image()));
        $image = str_replace(' ', '%20', $image);
        $pdf->SetX(25);
        $pdf->Image($image . '&file=.png');
        $pdf->Ln(7);
        $pdf->Output('edd-report-' . date_i18n('Y-m-d') . '.pdf', 'D');
    }
}

 /**
  * Retrieve all report data for Downloads
  *
  * @access      private
  * @since       1.3
  * @return      array
  */
 function reports_data()
 {
     $reports_data = array();
     $orderby = isset($_GET['orderby']) ? $_GET['orderby'] : 'title';
     $order = isset($_GET['order']) ? $_GET['order'] : 'DESC';
     $report_args = array('post_type' => 'download', 'post_status' => 'publish', 'order' => $order, 'posts_per_page' => $this->per_page, 'paged' => $this->get_paged());
     switch ($orderby) {
         case 'title':
             $report_args['orderby'] = 'title';
             break;
         case 'sales':
             $report_args['orderby'] = 'meta_value_num';
             $report_args['meta_key'] = '_edd_download_sales';
             break;
         case 'earnings':
             $report_args['orderby'] = 'meta_value_num';
             $report_args['meta_key'] = '_edd_download_earnings';
             break;
     }
     $downloads = get_posts($report_args);
     if ($downloads) {
         foreach ($downloads as $download) {
             $reports_data[] = array('ID' => $download->ID, 'title' => get_the_title($download->ID), 'sales' => edd_get_download_sales_stats($download->ID), 'earnings' => edd_get_download_earnings_stats($download->ID), 'average_sales' => edd_get_average_monthly_download_sales($download->ID), 'average_earnings' => edd_get_average_monthly_download_earnings($download->ID));
         }
     }
     return $reports_data;
 }

     $html_content .= '</div>';
 } elseif ($item_key == 'edd_sales_stats') {
     $html_content .= '<div class="element element_' . $item_id . ' ' . $item_key . '"  >';
     $is_download = get_post_type(get_the_ID());
     $active_plugins = get_option('active_plugins');
     if (in_array('easy-digital-downloads/easy-digital-downloads.php', (array) $active_plugins) && $is_download == 'download') {
         $sales_stats = edd_get_download_sales_stats(get_the_ID());
         $html_content .= $sales_stats;
     }
     $html_content .= '</div>';
 } elseif ($item_key == 'edd_earnings_stats') {
     $html_content .= '<div class="element element_' . $item_id . ' ' . $item_key . '"  >';
     $is_download = get_post_type(get_the_ID());
     $active_plugins = get_option('active_plugins');
     if (in_array('easy-digital-downloads/easy-digital-downloads.php', (array) $active_plugins) && $is_download == 'download') {
         $earnings_stats = edd_get_download_earnings_stats(get_the_ID());
         $html_content .= $earnings_stats;
     }
     $html_content .= '</div>';
 } elseif ($item_key == 'edd_add_to_cart') {
     $html_content .= '<div class="element element_' . $item_id . ' ' . $item_key . '"  >';
     $is_download = get_post_type(get_the_ID());
     $active_plugins = get_option('active_plugins');
     if (in_array('easy-digital-downloads/easy-digital-downloads.php', (array) $active_plugins) && $is_download == 'download') {
         $purchase_link = do_shortcode('[purchase_link id="' . get_the_ID() . '" text="' . __('Add to Cart', 'post_grid_textdomain') . '" style="button"]');
         $html_content .= $purchase_link;
     }
     $html_content .= '</div>';
 } elseif ($item_key == 'edd_categories') {
     $html_content .= '<div class="element element_' . $item_id . ' ' . $item_key . '"  >';
     $is_download = get_post_type(get_the_ID());

 /**
  * Build all the reports data
  *
  * @access public
  * @since  2.4
  * @return array $reports_data All the data for customer reports
  */
 public function reports_data()
 {
     $cached_reports = get_transient('edd_earnings_by_category_data');
     if (false !== $cached_reports) {
         $reports_data = $cached_reports;
     } else {
         $reports_data = array();
         $term_args = array('parent' => 0, 'hierarchical' => 0);
         $categories = get_terms('download_category', $term_args);
         foreach ($categories as $category_id => $category) {
             $category_slugs = array($category->slug);
             $child_args = array('parent' => $category->term_id, 'hierarchical' => 0);
             $child_terms = get_terms('download_category', $child_args);
             if (!empty($child_terms)) {
                 foreach ($child_terms as $child_term) {
                     $category_slugs[] = $child_term->slug;
                 }
             }
             $download_args = array('post_type' => 'download', 'posts_per_page' => -1, 'fields' => 'ids', 'tax_query' => array(array('taxonomy' => 'download_category', 'field' => 'slug', 'terms' => $category_slugs)));
             $downloads = get_posts($download_args);
             $sales = 0;
             $earnings = 0.0;
             $avg_sales = 0;
             $avg_earnings = 0.0;
             foreach ($downloads as $download) {
                 $sales += edd_get_download_sales_stats($download);
                 $earnings += edd_get_download_earnings_stats($download);
                 $avg_sales += edd_get_average_monthly_download_sales($download);
                 $avg_earnings += edd_get_average_monthly_download_earnings($download);
             }
             $avg_sales = round($avg_sales / count($downloads));
             $avg_earnings = round($avg_earnings / count($downloads), edd_currency_decimal_filter());
             $reports_data[] = array('ID' => $category->term_id, 'label' => $category->name, 'total_sales' => edd_format_amount($sales, false), 'total_sales_raw' => $sales, 'total_earnings' => edd_currency_filter(edd_format_amount($earnings)), 'total_earnings_raw' => $earnings, 'avg_sales' => edd_format_amount($avg_sales, false), 'avg_earnings' => edd_currency_filter(edd_format_amount($avg_earnings)), 'is_child' => false);
             if (!empty($child_terms)) {
                 foreach ($child_terms as $child_term) {
                     $child_args = array('post_type' => 'download', 'posts_per_page' => -1, 'fields' => 'ids', 'tax_query' => array(array('taxonomy' => 'download_category', 'field' => 'slug', 'terms' => $child_term->slug)));
                     $child_downloads = get_posts($child_args);
                     $child_sales = 0;
                     $child_earnings = 0.0;
                     $child_avg_sales = 0;
                     $child_avg_earnings = 0.0;
                     foreach ($child_downloads as $child_download) {
                         $child_sales += edd_get_download_sales_stats($child_download);
                         $child_earnings += edd_get_download_earnings_stats($child_download);
                         $child_avg_sales += edd_get_average_monthly_download_sales($child_download);
                         $child_avg_earnings += edd_get_average_monthly_download_earnings($child_download);
                     }
                     $child_avg_sales = round($child_avg_sales / count($child_downloads));
                     $child_avg_earnings = round($child_avg_earnings / count($child_downloads), edd_currency_decimal_filter());
                     $reports_data[] = array('ID' => $child_term->term_id, 'label' => '— ' . $child_term->name, 'total_sales' => edd_format_amount($child_sales, false), 'total_sales_raw' => $child_sales, 'total_earnings' => edd_currency_filter(edd_format_amount($child_earnings)), 'total_earnings_raw' => $child_earnings, 'avg_sales' => edd_format_amount($child_avg_sales, false), 'avg_earnings' => edd_currency_filter(edd_format_amount($child_avg_earnings)), 'is_child' => true);
                 }
             }
         }
         set_transient('edd_earnings_by_category_data', $reports_data, HOUR_IN_SECONDS / 4);
     }
     return $reports_data;
 }

/**
 * Average Earnings
 *
 * Retreives the average monthly earnings for a specific download
 *
 * @access      public
 * @since       1.3
 * @return      float
*/
function edd_get_average_monthly_download_earnings($download_id)
{
    $earnings = edd_get_download_earnings_stats($download_id);
    $release_date = get_post_field('post_date', $download_id);
    $diff = abs(time() - strtotime($release_date));
    $years = floor($diff / (365 * 60 * 60 * 24));
    // number of years since publication
    $months = floor(($diff - $years * 365 * 60 * 60 * 24) / (30 * 60 * 60 * 24));
    // number of months since publication
    if ($months > 0) {
        return $earnings / $months;
    }
    return $earnings;
}

/**
 * Render Stats Meta Box
 *
 * @access      private
 * @since       1.0 
 * @return      void
*/
function edd_render_stats_meta_box()
{
    global $post;
    $earnings = edd_get_download_earnings_stats($post->ID);
    $sales = edd_get_download_sales_stats($post->ID);
    echo '<table class="form-table">';
    echo '<tr>';
    echo '<th style="width:20%">' . __('Sales:', 'edd') . '</th>';
    echo '<td class="edd_download_stats">';
    echo $sales;
    echo '</td>';
    echo '</tr>';
    echo '<tr>';
    echo '<th style="width:20%">' . __('Earnings:', 'edd') . '</th>';
    echo '<td class="edd_download_stats">';
    echo edd_currency_filter($earnings);
    echo '</td>';
    echo '</tr>';
    do_action('edd_stats_meta_box');
    echo '</table>';
}

/**
 * Decrease Earnings
 *
 * Decreases the total earnings of a download. Primarily for when a purchase is refunded.
 *
 * @access      public
 * @since       1.0.8.1 
 * @return      void
*/
function edd_decrease_earnings($download_id, $amount)
{
    $earnings = edd_get_download_earnings_stats($download_id);
    if ($earnings > 0) {
        // only decrease if greater than zero
        $earnings = $earnings - $amount;
    }
    if (update_post_meta($download_id, '_edd_download_earnings', $earnings)) {
        return $earnings;
    }
    return false;
}