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Reports.php in Ubercart 8.4

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uc_report/src/Controller/Reports.php
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<?php

namespace Drupal\uc_report\Controller;

use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Database\Connection;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Link;
use Drupal\Core\Url;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\HttpFoundation\Response;

/**
 * The maximum number of records.
 */
define('UC_REPORT_MAX_RECORDS', PHP_INT_MAX);

/**
 * Provides reports for Ubercart.
 */
class Reports extends ControllerBase implements ContainerInjectionInterface {

  /**
   * The database service.
   *
   * @var \Drupal\Core\Database\Connection
   */
  protected $database;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('database'));
  }

  /**
   * Constructs a Reports object.
   *
   * @param \Drupal\Core\Database\Connection $database
   *   A database connection.
   */
  public function __construct(Connection $database) {
    $this->database = $database;
  }

  /**
   * Displays the customer report.
   */
  public function customers() {
    $address_preference = $this
      ->config('uc_store.settings')
      ->get('customer_address');
    $first_name = $address_preference == 'billing' ? 'billing_first_name' : 'delivery_first_name';
    $last_name = $address_preference == 'billing' ? 'billing_last_name' : 'delivery_last_name';
    $page = isset($_GET['page']) ? intval($_GET['page']) : 0;
    $page_size = isset($_GET['nopage']) ? UC_REPORT_MAX_RECORDS : $this
      ->config('uc_report.settings')
      ->get('table_size');
    $order_statuses = uc_report_order_statuses();
    $rows = [];
    $csv_rows = [];
    $header = [
      [
        'data' => $this
          ->t('#'),
      ],
      [
        'data' => $this
          ->t('Customer'),
        'field' => "ou.{$last_name}",
      ],
      [
        'data' => $this
          ->t('Username'),
        'field' => "u.name",
      ],
      [
        'data' => $this
          ->t('Orders'),
        'field' => 'orders',
      ],
      [
        'data' => $this
          ->t('Products'),
        'field' => 'products',
      ],
      [
        'data' => $this
          ->t('Total'),
        'field' => 'total',
        'sort' => 'desc',
      ],
      [
        'data' => $this
          ->t('Average'),
        'field' => 'average',
      ],
    ];
    $csv_rows[] = [
      $this
        ->t('#'),
      $this
        ->t('Customer'),
      $this
        ->t('Username'),
      $this
        ->t('Orders'),
      $this
        ->t('Products'),
      $this
        ->t('Total'),
      $this
        ->t('Average'),
    ];
    $query = $this->database
      ->select('users_field_data', 'u', [
      'fetch' => \PDO::FETCH_ASSOC,
    ])
      ->extend('Drupal\\Core\\Database\\Query\\PagerSelectExtender')
      ->extend('Drupal\\Core\\Database\\Query\\TableSortExtender');
    $query
      ->leftJoin('uc_orders', 'ou', 'u.uid = ou.uid');
    $query
      ->fields('u', [
      'uid',
      'name',
    ])
      ->fields('ou', [
      $first_name,
      $last_name,
    ])
      ->condition('u.uid', 0, '>')
      ->groupBy('u.uid');
    $query
      ->addExpression("(SELECT COUNT(DISTINCT(order_id)) FROM {uc_orders} o WHERE o.uid = u.uid AND o.order_status IN (:statuses[]))", 'orders', [
      ':statuses[]' => $order_statuses,
    ]);
    $query
      ->addExpression("(SELECT SUM(qty) FROM {uc_order_products} ps LEFT JOIN {uc_orders} os ON ps.order_id = os.order_id WHERE os.order_status IN (:statuses2[]) AND os.uid = u.uid)", 'products', [
      ':statuses2[]' => $order_statuses,
    ]);
    $query
      ->addExpression("(SELECT SUM(ot.order_total) FROM {uc_orders} ot WHERE ot.uid = u.uid AND ot.order_status IN (:statuses3[]))", 'total', [
      ':statuses3[]' => $order_statuses,
    ]);
    $query
      ->addExpression("ROUND((SELECT SUM(ot.order_total) FROM {uc_orders} ot WHERE ot.uid = u.uid AND ot.order_status IN (:sum_statuses[]))/(SELECT COUNT(DISTINCT(order_id)) FROM {uc_orders} o WHERE o.uid = u.uid AND o.order_status IN (:count_statuses[])), 2)", 'average', [
      ':sum_statuses[]' => $order_statuses,
      ':count_statuses[]' => $order_statuses,
    ]);
    $count_query = $this->database
      ->select('users_field_data', 'u');
    $count_query
      ->leftJoin('uc_orders', 'ou', 'u.uid = ou.uid');
    $count_query
      ->addExpression('COUNT(DISTINCT u.uid)');
    $count_query
      ->condition('u.uid', 0, '>');
    $query
      ->setCountQuery($count_query);
    $query
      ->groupBy('u.uid')
      ->groupBy('u.name')
      ->groupBy("ou.{$first_name}")
      ->groupBy("ou.{$last_name}")
      ->orderByHeader($header)
      ->limit($page_size);
    $customers = $query
      ->execute();
    foreach ($customers as $customer) {
      $name = !empty($customer[$last_name]) || !empty($customer[$first_name]) ? Link::fromTextAndUrl($customer[$last_name] . ', ' . $customer[$first_name], Url::fromUri('base:admin/store/customers/orders/' . $customer['uid']))
        ->toString() : Link::fromTextAndUrl($customer['name'], Url::fromUri('base:admin/store/customers/orders/' . $customer['uid']))
        ->toString();
      $customer_number = $page * $this
        ->config('uc_report.settings')
        ->get('table_size') + (count($rows) + 1);
      $customer_order_name = !empty($customer[$last_name]) || !empty($customer[$first_name]) ? $customer[$last_name] . ', ' . $customer[$first_name] : $customer['name'];
      $customer_name = $customer['name'];
      $orders = !empty($customer['orders']) ? $customer['orders'] : 0;
      $products = !empty($customer['products']) ? $customer['products'] : 0;
      $total_revenue = uc_currency_format($customer['total']);
      $average_revenue = uc_currency_format($customer['average']);
      $rows[] = [
        [
          'data' => $customer_number,
        ],
        [
          'data' => $name,
        ],
        [
          'data' => Link::createFromRoute($customer_name, 'entity.user.canonical', [
            'user' => $customer['uid'],
          ])
            ->toString(),
        ],
        [
          'data' => $orders,
        ],
        [
          'data' => $products,
        ],
        [
          'data' => $total_revenue,
        ],
        [
          'data' => $average_revenue,
        ],
      ];
      $csv_rows[] = [
        $customer_number,
        $customer_order_name,
        $customer_name,
        $orders,
        $products,
        $customer['total'],
        $customer['average'],
      ];
    }
    $csv_data = $this
      ->store_csv('uc_customers', $csv_rows);
    $build['report'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
      '#empty' => $this
        ->t('No customers found'),
    ];
    $build['pager'] = [
      '#type' => 'pager',
    ];
    $build['links'] = [
      '#prefix' => '<div class="uc-reports-links">',
      '#suffix' => '</div>',
    ];
    $build['links']['export_csv'] = [
      '#markup' => Link::createFromRoute($this
        ->t('Export to CSV file.'), 'uc_report.getcsv', [
        'report_id' => $csv_data['report'],
        'user_id' => $csv_data['user'],
      ])
        ->toString(),
      '#suffix' => '&nbsp;&nbsp;&nbsp;',
    ];
    if (isset($_GET['nopage'])) {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show paged records'), 'uc_report.customers')
          ->toString(),
      ];
    }
    else {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show all records'), 'uc_report.customers', [
          'query' => [
            'nopage' => '1',
          ],
        ])
          ->toString(),
      ];
    }
    return $build;
  }

  /**
   * Displays the product reports.
   */
  public function products() {
    $views_column = $this
      ->moduleHandler()
      ->moduleExists('statistics') && $this
      ->config('statistics.settings')
      ->get('count_content_views');
    $page = isset($_GET['page']) ? intval($_GET['page']) : 0;
    $page_size = isset($_GET['nopage']) ? UC_REPORT_MAX_RECORDS : $this
      ->config('uc_report.settings')
      ->get('table_size');
    $order_statuses = uc_report_order_statuses();
    $row_cell = $page * $this
      ->config('uc_report.settings')
      ->get('table_size') + 1;
    $rows = [];
    $csv_rows = [];

    // Hard code the ignore of the product kit for this report.
    $ignored_types = [
      'product_kit',
    ];

    // Build an array of valid product types to include on the report.
    $product_types = [];
    foreach (uc_product_types() as $type) {

      // Pass over any ignored types.
      if (!in_array($type, $ignored_types)) {
        $product_types[] = $type;
      }
    }
    $query = $this->database
      ->select('node_field_data', 'n', [
      'fetch' => \PDO::FETCH_ASSOC,
    ])
      ->extend('Drupal\\Core\\Database\\Query\\PagerSelectExtender')
      ->extend('Drupal\\Core\\Database\\Query\\TableSortExtender')
      ->limit($page_size);
    $query
      ->addField('n', 'nid');
    $query
      ->addField('n', 'title');
    $query
      ->addExpression("(SELECT SUM(uop.qty) FROM {uc_order_products} uop LEFT JOIN {uc_orders} uo ON uop.order_id = uo.order_id WHERE uo.order_status IN (:statuses[]) AND uop.nid = n.nid)", 'sold', [
      ':statuses[]' => $order_statuses,
    ]);
    $query
      ->addExpression("(SELECT (SUM(uop.price * uop.qty) - SUM(uop.cost * uop.qty)) FROM {uc_order_products} uop LEFT JOIN {uc_orders} uo ON uop.order_id = uo.order_id WHERE uo.order_status IN (:statuses2[]) AND uop.nid = n.nid)", 'gross', [
      ':statuses2[]' => $order_statuses,
    ]);
    $query
      ->addExpression("(SELECT (SUM(uop.price * uop.qty)) FROM {uc_order_products} uop LEFT JOIN {uc_orders} uo ON uop.order_id = uo.order_id WHERE uo.order_status IN (:statuses3[]) AND uop.nid = n.nid)", 'revenue', [
      ':statuses3[]' => $order_statuses,
    ]);
    $header = [
      [
        'data' => $this
          ->t('#'),
      ],
      [
        'data' => $this
          ->t('Product'),
        'field' => 'n.title',
      ],
      [
        'data' => $this
          ->t('Sold'),
        'field' => 'sold',
      ],
      [
        'data' => $this
          ->t('Revenue'),
        'field' => 'revenue',
        'sort' => 'desc',
      ],
      [
        'data' => $this
          ->t('Gross'),
        'field' => 'gross',
      ],
    ];
    $csv_rows[] = [
      $this
        ->t('#'),
      $this
        ->t('Product'),
      $this
        ->t('Sold'),
      $this
        ->t('Revenue'),
      $this
        ->t('Gross'),
    ];
    if ($views_column) {
      $header[] = [
        'data' => $this
          ->t('Views'),
        'field' => 'nc.totalcount',
      ];
      $csv_rows[0][] = $this
        ->t('Views');
    }
    $query
      ->orderByHeader($header);
    if ($views_column) {
      $query
        ->leftJoin('node_counter', 'nc', 'n.nid = nc.nid');
      $query
        ->addField('nc', 'totalcount');
    }
    $query
      ->condition('n.type', $product_types, 'IN')
      ->groupBy('n.nid')
      ->groupBy('n.title');
    $products = $query
      ->execute();
    foreach ($products as $product) {
      $product_cell = Link::createFromRoute($product['title'], 'entity.node.canonical', [
        'node' => $product['nid'],
      ])
        ->toString();
      $product_csv = $product['title'];
      $sold_cell = empty($product['sold']) ? 0 : $product['sold'];
      $sold_csv = $sold_cell;
      $revenue_csv = empty($product['revenue']) ? 0 : $product['revenue'];
      $revenue_cell = uc_currency_format($revenue_csv);
      $gross_csv = empty($product['gross']) ? 0 : $product['gross'];
      $gross_cell = uc_currency_format($gross_csv);
      $row = [
        'data' => [
          $row_cell,
          $product_cell,
          [
            'data' => [
              '#prefix' => '<strong>',
              '#markup' => $sold_cell,
              '#suffix' => '</strong>',
            ],
          ],
          [
            'data' => [
              '#prefix' => '<strong>',
              '#markup' => $revenue_cell,
              '#suffix' => '</strong>',
            ],
          ],
          [
            'data' => [
              '#prefix' => '<strong>',
              '#markup' => $gross_cell,
              '#suffix' => '</strong>',
            ],
          ],
        ],
        'primary' => TRUE,
      ];
      $csv_row = [
        $row_cell,
        $product_csv,
        $sold_csv,
        $revenue_csv,
        $gross_csv,
      ];
      if ($views_column) {
        $views = isset($product['totalcount']) ? $product['totalcount'] : 0;
        $row['data'][] = $views;
        $csv_row[] = $views;
      }
      $rows[] = $row;
      $csv_rows[] = $csv_row;
      if ($this
        ->moduleHandler()
        ->moduleExists('uc_attribute')) {

        // Get the SKUs from this product.
        $models = $this
          ->product_get_skus($product['nid']);

        // Add the product breakdown rows.
        foreach ($models as $model) {
          $sold = $this->database
            ->query("SELECT SUM(qty) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid", [
            ':statuses[]' => $order_statuses,
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $revenue = $this->database
            ->query("SELECT SUM(p.price * p.qty) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid", [
            ':statuses[]' => $order_statuses,
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $gross = $this->database
            ->query("SELECT (SUM(p.price * p.qty) - SUM(p.cost * p.qty)) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid", [
            ':statuses[]' => $order_statuses,
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $breakdown_product = [
            '#markup' => "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{$model}",
          ];
          $product_csv = "     {$model}";
          $sold_csv = !empty($sold) ? $sold : 0;
          $breakdown_sold = $sold_csv;
          $revenue_csv = !empty($revenue) ? $revenue : 0;
          $breakdown_revenue = [
            '#theme' => 'uc_price',
            '#price' => $revenue_csv,
          ];
          $gross_csv = !empty($gross) ? $gross : 0;
          $breakdown_gross = [
            '#theme' => 'uc_price',
            '#price' => $gross_csv,
          ];
          $row = [
            'data' => [
              '',
              [
                'data' => $breakdown_product,
              ],
              $breakdown_sold,
              [
                'data' => $breakdown_revenue,
              ],
              [
                'data' => $breakdown_gross,
              ],
            ],
          ];
          $csv_row = [
            '',
            $product_csv,
            $sold_csv,
            $revenue_csv,
            $gross_csv,
          ];
          if ($views_column) {
            $row['data'][] = '';
            $csv_row[] = '';
          }
          $rows[] = $row;
          $csv_rows[] = $csv_row;
        }
      }
      $row_cell++;
    }
    $csv_data = $this
      ->store_csv('uc_products', $csv_rows);
    $build['report'] = [
      // theme_uc_report_product_table stripes the rows differently than theme_table.
      // We want all of a product's SKUs to show up in separate rows, but they should all
      // be adjacent and grouped with each other visually by using the same striping for
      // each product SKU (all odd or all even).
      // '#theme' => 'uc_report_product_table',
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
      '#empty' => $this
        ->t('No products found'),
    ];
    $build['pager'] = [
      '#type' => 'pager',
    ];
    $build['links'] = [
      '#prefix' => '<div class="uc-reports-links">',
      '#suffix' => '</div>',
    ];
    $build['links']['export_csv'] = [
      '#markup' => Link::createFromRoute($this
        ->t('Export to CSV file.'), 'uc_report.getcsv', [
        'report_id' => $csv_data['report'],
        'user_id' => $csv_data['user'],
      ])
        ->toString(),
      '#suffix' => '&nbsp;&nbsp;&nbsp;',
    ];
    if (isset($_GET['nopage'])) {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show paged records'), 'uc_report.products')
          ->toString(),
      ];
    }
    else {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show all records'), 'uc_report.products', [
          'query' => [
            'nopage' => '1',
          ],
        ])
          ->toString(),
      ];
    }
    $build['instructions'] = [
      '#markup' => '<small>*' . $this
        ->t('Make sure %setting_name is set to %state in the <a href=":url">access log settings page</a> to enable views column.', [
        '%setting_name' => 'count content views',
        '%state' => 'enabled',
        ':url' => Url::fromUri('base:admin/config/system/statistics', [
          'query' => [
            'destination' => 'admin/store/reports/products',
          ],
        ])
          ->toString(),
      ]) . '</small>',
    ];
    return $build;
  }

  /**
   * Gets the SKUs on a product, including adjustments and past orders.
   *
   * @param $nid
   *   The product's node ID.
   *
   * @return
   *   A unique sorted array of all skus.
   */
  public function product_get_skus($nid) {

    // Product SKU.
    $models = [
      $this->database
        ->query("SELECT model FROM {uc_products} WHERE nid = :nid", [
        ':nid' => $nid,
      ])
        ->fetchField(),
    ];

    // Adjustment SKUs.
    $models = array_merge($models, $this->database
      ->query("SELECT model FROM {uc_product_adjustments} WHERE nid = :nid", [
      ':nid' => $nid,
    ])
      ->fetchCol());

    // SKUs from orders.
    $models = array_merge($models, $this->database
      ->query("SELECT DISTINCT model FROM {uc_order_products} WHERE nid = :nid", [
      ':nid' => $nid,
    ])
      ->fetchCol());

    // Unique, sorted.
    $models = array_unique($models);
    asort($models);
    return $models;
  }

  /**
   * Displays the custom product report.
   */
  public function customProducts() {
    $views_column = $this
      ->moduleHandler()
      ->moduleExists('statistics') && $this
      ->config('statistics.settings')
      ->get('count_content_views');
    $page = isset($_GET['page']) ? intval($_GET['page']) : 0;
    $page_size = isset($_GET['nopage']) ? UC_REPORT_MAX_RECORDS : $this
      ->config('uc_report.settings')
      ->get('table_size');
    $rows = [];
    $csv_rows = [];

    // Hard code the ignore of the product kit for this report.
    $ignored_types = [
      'product_kit',
    ];

    // Build an array of valid product types to include on the report.
    $product_types = [];
    foreach (uc_product_types() as $type) {

      // Pass over any ignored types.
      if (!in_array($type, $ignored_types)) {
        $product_types[] = $type;
      }
    }

    // Use default report parameters if we don't detect values in the URL.
    if (arg(5) == '') {
      $args = [
        'start_date' => mktime(0, 0, 0, date('n'), 1, date('Y') - 1),
        'end_date' => \Drupal::time()
          ->getRequestTime(),
        'status' => uc_report_order_statuses(),
      ];
    }
    else {
      $args = [
        'start_date' => arg(5),
        'end_date' => arg(6),
        'status' => explode(',', arg(7)),
      ];
    }
    $query = $this->database
      ->select('node', 'n', [
      'fetch' => \PDO::FETCH_ASSOC,
    ])
      ->extend('Drupal\\Core\\Database\\Query\\PagerSelectExtender')
      ->extend('Drupal\\Core\\Database\\Query\\TableSortExtender')
      ->limit($page_size)
      ->fields('n', [
      'nid',
      'title',
    ])
      ->condition('type', $product_types, 'IN')
      ->groupBy('n.nid');
    $query
      ->addExpression("(SELECT SUM(qty) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.nid = n.nid AND o.created >= :start AND o.created <= :end)", 'sold', [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ]);
    $query
      ->addExpression("(SELECT (SUM(p2.price * p2.qty)) FROM {uc_order_products} p2 LEFT JOIN {uc_orders} o ON p2.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p2.nid = n.nid AND o.created >= :start AND o.created <= :end)", 'revenue', [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ]);
    $query
      ->addExpression("(SELECT (SUM(p3.price * p3.qty) - SUM(p3.cost * p3.qty)) FROM {uc_order_products} p3 LEFT JOIN {uc_orders} o ON p3.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p3.nid = n.nid AND o.created >= :start AND o.created <= :end)", 'gross', [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ]);
    $header = [
      [
        'data' => $this
          ->t('#'),
      ],
      [
        'data' => $this
          ->t('Product'),
        'field' => 'n.title',
      ],
      [
        'data' => $this
          ->t('Sold'),
        'field' => 'sold',
      ],
      [
        'data' => $this
          ->t('Revenue'),
        'field' => 'revenue',
        'sort' => 'desc',
      ],
      [
        'data' => $this
          ->t('Gross'),
        'field' => 'gross',
      ],
    ];
    $csv_rows[] = [
      $this
        ->t('#'),
      $this
        ->t('Product'),
      $this
        ->t('Sold'),
      $this
        ->t('Revenue'),
      $this
        ->t('Gross'),
    ];
    if ($views_column) {
      $header[] = [
        'data' => $this
          ->t('Views'),
        'field' => 'nc.totalcount',
      ];
      $csv_rows[0][] = $this
        ->t('Views');
    }
    $query
      ->orderByHeader($header);
    if ($views_column) {
      $query
        ->leftJoin('node_counter', 'c', 'n.nid = c.nid');
      $query
        ->addField('c', 'totalcount');
    }
    $products = $query
      ->execute();
    foreach ($products as $product) {
      $row_cell = $page * $this
        ->config('uc_report.settings')
        ->get('table_size') + count($rows) + 1;
      $product_cell = Link::createFromRoute($product['title'], 'entity.node.canonical', [
        'node' => $product['nid'],
      ])
        ->toString();
      $product_csv = $product['title'];
      $sold_cell = empty($product['sold']) ? 0 : $product['sold'];
      $sold_csv = $sold_cell;
      $revenue_csv = empty($product['revenue']) ? 0 : $product['revenue'];
      $revenue_cell = uc_currency_format($revenue_csv);
      $gross_csv = empty($product['gross']) ? 0 : $product['gross'];
      $gross_cell = uc_currency_format($gross_csv);
      if ($this
        ->moduleHandler()
        ->moduleExists('uc_attribute')) {
        $breakdown_product = $breakdown_sold = $breakdown_revenue = $breakdown_gross = '';

        // Get the SKUs from this product.
        $models = $this
          ->product_get_skus($product['nid']);

        // Add the product breakdown rows
        foreach ($models as $model) {
          $sold = $this->database
            ->query("SELECT SUM(qty) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid AND o.created >= :start AND o.created <= :end", [
            ':statuses[]' => $args['status'],
            ':start' => $args['start_date'],
            ':end' => $args['end_date'],
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $sold = empty($sold) ? 0 : $sold;
          $revenue = $this->database
            ->query("SELECT SUM(p.price * p.qty) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid AND o.created >= :start AND o.created <= :end", [
            ':statuses[]' => $args['status'],
            ':start' => $args['start_date'],
            ':end' => $args['end_date'],
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $revenue = empty($revenue) ? 0 : $revenue;
          $gross = $this->database
            ->query("SELECT (SUM(p.price * p.qty) - SUM(p.cost * p.qty)) FROM {uc_order_products} p LEFT JOIN {uc_orders} o ON p.order_id = o.order_id WHERE o.order_status IN (:statuses[]) AND p.model = :model AND p.nid = :nid AND o.created >= :start AND o.created <= :end", [
            ':statuses[]' => $args['status'],
            ':start' => $args['start_date'],
            ':end' => $args['end_date'],
            ':model' => $model,
            ':nid' => $product['nid'],
          ])
            ->fetchField();
          $gross = empty($gross) ? 0 : $gross;
          $breakdown_product .= "<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{$model}";
          $product_csv .= "\n     {$model}";
          $breakdown_sold .= "<br />" . $sold;
          $sold_csv .= "\n     " . $sold;
          $breakdown_revenue .= "<br />" . uc_currency_format($revenue);
          $revenue_csv .= "\n     " . $revenue;
          $breakdown_gross .= "<br />" . uc_currency_format($gross);
          $gross_csv .= "\n     " . $gross;
        }
        $product_cell = $product_cell . $breakdown_product;
        $sold_cell = '<strong>' . $sold_cell . '</strong>' . $breakdown_sold;
        $revenue_cell = '<strong>' . $revenue_cell . '</strong>' . $breakdown_revenue;
        $gross_cell = '<strong>' . $gross_cell . '</strong>' . $breakdown_gross;
      }
      if ($views_column) {
        $views = empty($product['totalcount']) ? 0 : $product['totalcount'];
        $rows[] = [
          [
            'data' => $row_cell,
          ],
          [
            'data' => $product_cell,
          ],
          [
            'data' => $sold_cell,
          ],
          [
            'data' => $revenue_cell,
          ],
          [
            'data' => $gross_cell,
          ],
          [
            'data' => $views,
          ],
        ];
        $csv_rows[] = [
          $row_cell,
          $product_csv,
          $sold_csv,
          $revenue_csv,
          $gross_csv,
          $views,
        ];
      }
      else {
        $rows[] = [
          [
            'data' => $row_cell,
          ],
          [
            'data' => $product_cell,
          ],
          [
            'data' => $sold_cell,
          ],
          [
            'data' => $revenue_cell,
          ],
          [
            'data' => $gross_cell,
          ],
        ];
        $csv_rows[] = [
          $row_cell,
          $product_csv,
          $sold_csv,
          $revenue_csv,
          $gross_csv,
        ];
      }
    }
    $csv_data = $this
      ->store_csv('uc_products', $csv_rows);

    // Build the page output holding the form, table, and CSV export link.
    $build['form'] = $this
      ->formBuilder()
      ->getForm('uc_report_products_custom_form', $args);
    $build['report'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
      '#empty' => $this
        ->t('No products found'),
    ];
    $build['pager'] = [
      '#type' => 'pager',
    ];
    $build['links'] = [
      '#prefix' => '<div class="uc-reports-links">',
      '#suffix' => '</div>',
    ];
    $build['links']['export_csv'] = [
      '#markup' => Link::createFromRoute($this
        ->t('Export to CSV file.'), 'uc_report.getcsv', [
        'report_id' => $csv_data['report'],
        'user_id' => $csv_data['user'],
      ])
        ->toString(),
      '#suffix' => '&nbsp;&nbsp;&nbsp;',
    ];
    if (isset($_GET['nopage'])) {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show paged records'), 'uc_reports.custom_report')
          ->toString(),
      ];
    }
    else {
      $build['links']['toggle_pager'] = [
        '#markup' => Link::createFromRoute($this
          ->t('Show all records'), 'uc_reports.custom_report', [
          'query' => [
            'nopage' => '1',
          ],
        ])
          ->toString(),
      ];
    }
    $build['instructions'] = [
      '#markup' => '<small>*' . $this
        ->t('Make sure %setting_name is set to %state in the <a href=":url">access log settings page</a> to enable views column.', [
        '%setting_name' => 'count content views',
        '%state' => 'enabled',
        ':url' => Url::fromUri('base:admin/config/system/statistics', [
          'query' => [
            'destination' => 'admin/store/reports/products/custom',
          ],
        ])
          ->toString(),
      ]) . '</small>',
    ];
    return $build;
  }

  /**
   * Displays the sales summary report.
   */
  public function sales() {
    $order_statuses = uc_report_order_statuses();
    $date_day_of_month = date('j');
    $date_month = date('n');
    $month_start = mktime(0, 0, 0, $date_month, 1);
    $month_end = mktime(0, 0, 0, $date_month + 1, 1) - 1;
    $today_start = mktime(0, 0, 0);
    $today_end = mktime(23, 59, 59);

    // Build the report table header.
    $header = [
      $this
        ->t('Sales data'),
      $this
        ->t('Number of orders'),
      $this
        ->t('Total revenue'),
      $this
        ->t('Average order'),
    ];

    // Calculate and add today's sales summary to the report table.
    $today = self::get_sales($today_start);
    $rows[] = [
      Link::fromTextAndUrl($this
        ->t('Today, @date', [
        '@date' => \Drupal::service('date.formatter')
          ->format($today_start, 'uc_store'),
      ]), Url::fromUri('base:admin/store/orders/search/results/0/0/0/0/0/0/' . $today_start . '/' . $today_end))
        ->toString(),
      $today['total'],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $today['income'],
        ],
      ],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $today['average'],
        ],
      ],
    ];

    // Calculate and add yesterday's sales summary to the report table.
    $yesterday = self::get_sales($today_start - 86400);
    $rows[] = [
      Link::fromTextAndUrl($this
        ->t('Yesterday, @date', [
        '@date' => \Drupal::service('date.formatter')
          ->format($today_start - 86400, 'uc_store'),
      ]), Url::fromUri('base:admin/store/orders/search/results/0/0/0/0/0/0/' . ($today_start - 86400) . '/' . ($today_end - 86400)))
        ->toString(),
      $yesterday['total'],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $yesterday['income'],
        ],
      ],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $yesterday['average'],
        ],
      ],
    ];

    // Get the sales report for the month.
    $month = self::get_sales($month_start, 'month');
    $month_title = \Drupal::service('date.formatter')
      ->format($month_start, 'custom', 'M Y');

    // Add the month-to-date details to the report table.
    $rows[] = [
      Link::fromTextAndUrl($this
        ->t('Month-to-date, @month', [
        '@month' => $month_title,
      ]), Url::fromUri('base:admin/store/orders/search/results/0/0/0/0/0/0/' . $month_start . '/' . $month_end))
        ->toString(),
      $month['total'],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $month['income'],
        ],
      ],
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $month['average'],
        ],
      ],
    ];

    // Calculate the daily averages for the month.
    $daily_orders = round($month['total'] / $date_day_of_month, 2);
    $daily_revenue = round($month['income'] / $date_day_of_month, 2);
    if ($daily_orders > 0) {
      $daily_average = round($daily_revenue / $daily_orders, 2);
    }
    else {
      $daily_average = 0;
    }

    // Add the daily averages for the month to the report table.
    $rows[] = [
      $this
        ->t('Daily average for @month', [
        '@month' => $month_title,
      ]),
      $daily_orders,
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => $daily_revenue,
        ],
      ],
      '',
    ];

    // Store the number of days remaining in the month.
    $remaining_days = date('t') - $date_day_of_month;

    // Add the projected totals for the month to the report table.
    $rows[] = [
      $this
        ->t('Projected totals for @date', [
        '@date' => $month_title,
      ]),
      round($month['total'] + $daily_orders * $remaining_days, 2),
      [
        'data' => [
          '#theme' => 'uc_price',
          '#price' => round($month['income'] + $daily_revenue * $remaining_days, 2),
        ],
      ],
      '',
    ];

    // Add the sales data report table to the output.
    $build['sales'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'class' => [
          'uc-sales-table',
        ],
      ],
    ];

    // Build the header statistics table header.
    $header = [
      [
        'data' => $this
          ->t('Statistics'),
        'width' => '50%',
      ],
      '',
    ];
    $rows = [
      [
        [
          'data' => $this
            ->t('Grand total sales'),
        ],
        [
          'data' => [
            '#theme' => 'uc_price',
            '#price' => $this->database
              ->query("SELECT SUM(order_total) FROM {uc_orders} WHERE order_status IN (:statuses[])", [
              ':statuses[]' => $order_statuses,
            ])
              ->fetchField(),
          ],
        ],
      ],
      [
        [
          'data' => $this
            ->t('Customers total'),
        ],
        [
          'data' => $this->database
            ->query("SELECT COUNT(DISTINCT uid) FROM {uc_orders} WHERE order_status IN (:statuses[])", [
            ':statuses[]' => $order_statuses,
          ])
            ->fetchField(),
        ],
      ],
      [
        [
          'data' => $this
            ->t('New customers today'),
        ],
        [
          'data' => $this->database
            ->query("SELECT COUNT(DISTINCT uid) FROM {uc_orders} WHERE order_status IN (:statuses[]) AND :start <= created AND created <= :end", [
            ':statuses[]' => $order_statuses,
            ':start' => $today_start,
            ':end' => $today_end,
          ])
            ->fetchField(),
        ],
      ],
      [
        [
          'data' => $this
            ->t('Online customers'),
        ],
        [
          'data' => $this->database
            ->query("SELECT COUNT(DISTINCT s.uid) FROM {sessions} s LEFT JOIN {uc_orders} o ON s.uid = o.uid WHERE s.uid > 0 AND o.order_status IN (:statuses[])", [
            ':statuses[]' => $order_statuses,
          ])
            ->fetchField(),
        ],
      ],
    ];

    // Add the statistics table to the output.
    $build['statistics'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
    ];

    // Build the total orders by status table header.
    $header = [
      [
        'data' => $this
          ->t('Total orders by status'),
        'width' => '50%',
      ],
      '',
    ];
    $rows = [];
    $unknown = 0;

    // Loop through the order statuses with their total number of orders.

    /*
        $result = $this->database->query("SELECT s.order_status_id, order_status, s.title, s.weight, COUNT(o.order_status) as order_count FROM {uc_orders} o LEFT JOIN {uc_order_statuses} s ON s.order_status_id = o.order_status GROUP BY s.order_status_id, order_status, s.title, s.weight ORDER BY s.weight DESC");
        while ($status = $result->fetchAssoc()) {
          if (!empty($status['title'])) {
            // Add the total number of orders with this status to the table.
            $rows[] = [
              Link::fromTextAndUrl($status['title'], Url::fromUri('base:admin/store/orders/view', ['query' => ['order_status' => $status['order_status_id']]]))->toString(),
              $status['order_count'],
            ];
          }
          else {
            // Keep track of the count of orders with an unknown status.
            $unknown += $status['order_count'];
          }
        }
    */

    // Add the unknown status count to the table.
    if ($unknown > 0) {
      $rows[] = [
        $this
          ->t('Unknown status'),
        $unknown,
      ];
    }

    // Add the total orders by status table to the output.
    $build['orders'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'class' => [
          'uc-sales-table',
        ],
      ],
    ];
    return $build;
  }

  /**
   * Displays the yearly sales report form and table.
   */
  public function yearSales() {

    // Get the year for the report from the URL.
    if (intval(arg(5)) == 0) {
      $year = date('Y');
    }
    else {
      $year = arg(5);
    }

    // Build the header for the report table.
    $header = [
      $this
        ->t('Month'),
      $this
        ->t('Number of orders'),
      $this
        ->t('Total revenue'),
      $this
        ->t('Average order'),
    ];

    // Build the header to the CSV export.
    $csv_rows = [
      [
        $this
          ->t('Month'),
        $this
          ->t('Number of orders'),
        $this
          ->t('Total revenue'),
        $this
          ->t('Average order'),
      ],
    ];

    // For each month of the year...
    for ($i = 1; $i <= 12; $i++) {

      // Calculate the start and end timestamps for the month in local time.
      $month_start = mktime(0, 0, 0, $i, 1, $year);
      $month_end = mktime(23, 59, 59, $i + 1, 0, $year);

      // Get the sales report for the month.
      $month_sales = self::get_sales($month_start, 'month');

      // Calculate the average order total for the month.
      if ($month_sales['total'] != 0) {
        $month_average = round($month_sales['income'] / $month_sales['total'], 2);
      }
      else {
        $month_average = 0;
      }

      // Add the month's row to the report table.
      $rows[] = [
        Link::fromTextAndUrl(date('M Y', $month_start), Url::fromUri('base:admin/store/orders/search/results/0/0/0/0/0/0/' . $month_start . '/' . $month_end))
          ->toString(),
        $month_sales['total'],
        uc_currency_format($month_sales['income']),
        uc_currency_format($month_average),
      ];

      // Add the data to the CSV export.
      $csv_rows[] = [
        date('M Y', $month_start),
        $month_sales['total'],
        $month_sales['income'],
        $month_average,
      ];
    }

    // Calculate the start and end timestamps for the year in local time.
    $year_start = mktime(0, 0, 0, 1, 1, $year);
    $year_end = mktime(23, 59, 59, 1, 0, $year + 1);

    // Get the sales report for the year.
    $year_sales = self::get_sales($year_start, 'year');

    // Calculate the average order total for the year.
    if ($year_sales['total'] != 0) {
      $year_average = round($year_sales['income'] / $year_sales['total'], 2);
    }
    else {
      $year_average = 0;
    }

    // Add the total row to the report table.
    $rows[] = [
      Link::fromTextAndUrl($this
        ->t('Total @year', [
        '@year' => $year,
      ]), Url::fromUri('base:admin/store/orders/search/results/0/0/0/0/0/0/' . $year_start . '/' . $year_end))
        ->toString(),
      $year_sales['total'],
      uc_currency_format($year_sales['income']),
      uc_currency_format($year_average),
    ];

    // Add the total data to the CSV export.
    $csv_rows[] = [
      $this
        ->t('Total @year', [
        '@year' => $year,
      ]),
      $year_sales['total'],
      $year_sales['income'],
      $year_average,
    ];

    // Cache the CSV export.
    $csv_data = $this
      ->store_csv('uc_sales_yearly', $csv_rows);

    // Build the page output holding the form, table, and CSV export link.
    $build['form'] = $this
      ->formBuilder()
      ->getForm('uc_report_sales_year_form', $year);
    $build['report'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
    ];
    $build['links'] = [
      '#prefix' => '<div class="uc-reports-links">',
      '#suffix' => '</div>',
    ];
    $build['links']['export_csv'] = [
      '#markup' => Link::createFromRoute($this
        ->t('Export to CSV file.'), 'uc_report.getcsv', [
        'report_id' => $csv_data['report'],
        'user_id' => $csv_data['user'],
      ])
        ->toString(),
    ];
    return $build;
  }

  /**
   * Displays the custom sales report form and table.
   */
  public function customSales() {

    // Use default report parameters if we don't detect values in the URL.
    if (arg(5) == '') {
      $args = [
        'start_date' => mktime(0, 0, 0, date('n'), 1, date('Y') - 1),
        'end_date' => \Drupal::time()
          ->getRequestTime(),
        'length' => 'month',
        'status' => uc_report_order_statuses(),
        'detail' => FALSE,
      ];
    }
    else {
      $args = [
        'start_date' => arg(5),
        'end_date' => arg(6),
        'length' => arg(7),
        'status' => explode(',', arg(8)),
        'detail' => arg(9),
      ];
    }

    // Build the header for the report table.
    $header = [
      $this
        ->t('Date'),
      $this
        ->t('Number of orders'),
      $this
        ->t('Products sold'),
      $this
        ->t('Total revenue'),
    ];

    // Build the header to the CSV export.
    $csv_rows = [
      [
        $this
          ->t('Date'),
        $this
          ->t('Number of orders'),
        $this
          ->t('Products sold'),
        $this
          ->t('Total revenue'),
      ],
    ];

    // Grab the subreports based on the date range and the report breakdown.
    $subreports = $this
      ->subreport_intervals($args['start_date'], $args['end_date'], $args['length']);

    // Loop through the subreports and build the report table.
    foreach ($subreports as $subreport) {
      $product_data = '';
      $product_csv = '';

      // Create the date title for the subreport.
      if ($args['length'] == 'day') {
        $date = \Drupal::service('date.formatter')
          ->format($subreport['start'], 'uc_store');
      }
      else {
        $date = \Drupal::service('date.formatter')
          ->format($subreport['start'], 'uc_store') . ' - ' . \Drupal::service('date.formatter')
          ->format($subreport['end'], 'uc_store');
      }

      // Build the order data for the subreport.
      $result = $this->database
        ->query("SELECT COUNT(*) as count, title FROM {uc_orders} LEFT JOIN {uc_order_statuses} ON order_status_id = order_status WHERE :start <= created AND created <= :end AND order_status IN (:statuses[]) GROUP BY order_status, {uc_order_statuses}.title, {uc_order_statuses}.weight ORDER BY weight ASC", [
        ':statuses[]' => $args['status'],
        ':start' => $subreport['start'],
        ':end' => $subreport['end'],
      ]);
      $statuses = [];

      // Put the order counts into an array by status.
      foreach ($result as $status) {
        $statuses[] = $this
          ->t('@count - @title', [
          '@count' => $status->count,
          '@title' => $status->title,
        ]);
      }
      $order_data = implode('<br />', $statuses);
      $order_csv = implode("\n", $statuses);

      // Build the product data for the subreport.
      if ($args['detail']) {

        // Grab the detailed product breakdown if selected.
        $result = $this->database
          ->query("SELECT SUM(op.qty) as count, n.title, n.nid FROM {uc_order_products} op LEFT JOIN {uc_orders} o ON o.order_id = op.order_id LEFT JOIN {node_field_data} n ON n.nid = op.nid WHERE :start <= o.created AND o.created <= :end AND o.order_status IN (:statuses[]) GROUP BY n.nid ORDER BY count DESC, n.title ASC", [
          ':statuses[]' => $args['status'],
          ':start' => $subreport['start'],
          ':end' => $subreport['end'],
        ]);
        foreach ($result as $product_breakdown) {
          $product_data .= $product_breakdown->count . ' x ' . Link::createFromRoute($product_breakdown->title, 'entity.node.canonical', [
            'node' => $product_breakdown->nid,
          ])
            ->toString() . "<br />\n";
          $product_csv .= $product_breakdown->count . ' x ' . $product_breakdown->title . "\n";
        }
      }
      else {

        // Otherwise just display the total number of products sold.
        $product_data = $this->database
          ->query("SELECT SUM(qty) FROM {uc_orders} o LEFT JOIN {uc_order_products} op ON o.order_id = op.order_id WHERE :start <= created AND created <= :end AND order_status IN (:statuses[])", [
          ':statuses[]' => $args['status'],
          ':start' => $subreport['start'],
          ':end' => $subreport['end'],
        ])
          ->fetchField();
        $product_csv = $product_data;
      }

      // Tally up the revenue from the orders.
      $revenue_count = $this->database
        ->query("SELECT SUM(order_total) FROM {uc_orders} WHERE :start <= created AND created <= :end AND order_status IN (:statuses[])", [
        ':statuses[]' => $args['status'],
        ':start' => $subreport['start'],
        ':end' => $subreport['end'],
      ])
        ->fetchField();

      // Add the subreport's row to the report table.
      $rows[] = [
        $date,
        empty($order_data) ? '0' : $order_data,
        empty($product_data) ? '0' : $product_data,
        uc_currency_format($revenue_count),
      ];

      // Add the data to the CSV export.
      $csv_rows[] = [
        $date,
        empty($order_csv) ? '0' : $order_csv,
        empty($product_csv) ? '0' : $product_csv,
        $revenue_count,
      ];
    }

    // Calculate the totals for the report.
    $order_total = $this->database
      ->query("SELECT COUNT(*) FROM {uc_orders} WHERE :start <= created AND created <= :end AND order_status IN (:statuses[])", [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ])
      ->fetchField();
    $product_total = $this->database
      ->query("SELECT SUM(qty) FROM {uc_orders} o LEFT JOIN {uc_order_products} op ON o.order_id = op.order_id WHERE :start <= created AND created <= :end AND order_status IN (:statuses[])", [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ])
      ->fetchField();
    $revenue_total = $this->database
      ->query("SELECT SUM(order_total) FROM {uc_orders} WHERE :start <= created AND created <= :end AND order_status IN (:statuses[])", [
      ':statuses[]' => $args['status'],
      ':start' => $args['start_date'],
      ':end' => $args['end_date'],
    ])
      ->fetchField();

    // Add the total row to the report table.
    $rows[] = [
      $this
        ->t('Total'),
      $order_total,
      $product_total,
      uc_currency_format($revenue_total),
    ];

    // Add the total data to the CSV export.
    $csv_rows[] = [
      $this
        ->t('Total'),
      $order_total,
      $product_total,
      $revenue_total,
    ];

    // Cache the CSV export.
    $csv_data = $this
      ->store_csv('uc_sales_custom', $csv_rows);

    // Build the page output holding the form, table, and CSV export link.
    $build['form'] = $this
      ->formBuilder()
      ->getForm('uc_report_sales_custom_form', $args, $args['status']);
    $build['report'] = [
      '#theme' => 'table',
      '#header' => $header,
      '#rows' => $rows,
      '#attributes' => [
        'width' => '100%',
        'class' => [
          'uc-sales-table',
        ],
      ],
    ];
    $build['links'] = [
      '#prefix' => '<div class="uc-reports-links">',
      '#suffix' => '</div>',
    ];
    $build['links']['export_csv'] = [
      '#markup' => Link::createFromRoute($this
        ->t('Export to CSV file.'), 'uc_report.getcsv', [
        'report_id' => $csv_data['report'],
        'user_id' => $csv_data['user'],
      ])
        ->toString(),
    ];
    return $build;
  }

  /**
   * Stores a CSV file for a report in Drupal's cache to be retrieved later.
   *
   * @param $report_id
   *   A unique string that identifies the report of the CSV file.
   * @param $rows
   *   The rows (table header included) that make CSV file.
   *
   * @return
   *   An array containing the values need to build URL that return the CSV file
   *   of the report and the CSV data itself.
   */
  public function store_csv($report_id, $rows) {
    $account = $this
      ->currentUser();
    $csv_output = '';
    $user_id = $account
      ->isAnonymous() ? session_id() : $account
      ->id();
    foreach ($rows as $row) {
      foreach ($row as $index => $column) {
        $row[$index] = '"' . str_replace('"', '""', $column) . '"';
      }
      $csv_output .= implode(',', $row) . "\n";
    }
    \Drupal::cache()
      ->set('uc_report_' . $report_id . '_' . $user_id, $csv_output, \Drupal::time()
      ->getRequestTime() + 86400);
    return [
      'user' => $user_id,
      'report' => $report_id,
      'csv' => $csv_output,
    ];
  }

  /**
   * Retrieves a cached CSV report & send its data.
   *
   * @param $report_id
   *   A unique string that identifies the specific report CSV to retrieve.
   * @param $user_id
   *   The user id to who's retrieving the report:
   *   - uid: Equals uid for authenticated users.
   *   - sid: Equals session_id for anonymous users.
   */
  public function getCSV($report_id, $user_id) {
    $account = $this
      ->currentUser();
    $user_check = $account
      ->isAnonymous() ? session_id() : $account
      ->id();
    $csv_data = \Drupal::cache()
      ->get('uc_report_' . $report_id . '_' . $user_id);
    if (!$csv_data || $user_id != $user_check) {
      $this
        ->messenger()
        ->addError($this
        ->t("The CSV data could not be retrieved. It's possible the data might have expired. Refresh the report page and try to retrieve the CSV file again."));
      throw new NotFoundHttpException();
    }
    else {
      $response = new Response($csv_data->data);
      $http_headers = [
        'Pragma' => 'private',
        'Expires' => '0',
        'Cache-Control' => 'private, must-revalidate',
        'Content-Transfer-Encoding' => 'binary',
        'Content-Length' => strlen($csv_data->data),
        'Content-Disposition' => 'attachment; filename="' . $report_id . '.csv"',
        'Content-Type' => 'text/csv',
      ];
      foreach ($http_headers as $header => $value) {
        $value = preg_replace('/\\r?\\n(?!\\t| )/', '', $value);
        $response->headers
          ->set($header, $value);
      }
      return $response;
    }
  }

  /**
   * Returns sales that occurred in a given time period.
   *
   * @param $time
   *   A UNIX timestamp representing the time in which to get sales data.
   * @param $interval
   *   The amount of time over which to count sales (e.g. [1] day, month, year).
   *
   * @return
   *   An associative array containing information about sales:
   *   - date: A string representing the day counting was started.
   *   - income: The total revenue that occurred during the time period.
   *   - total: The total number of orders completed during the time period.
   *   - average: The average revenue produced for each order.
   */
  public function get_sales($start, $interval = 'day') {

    // Add one to the granularity chosen, and use it to calc the new time.
    $end = strtotime('+1 ' . $interval, $start) - 1;

    // Set up the default SQL for getting orders with the proper status
    // within this period.
    $order_statuses = uc_report_order_statuses();

    // Get the total value of the orders.
    $output = [
      'income' => 0,
    ];
    $orders = $this->database
      ->query("SELECT o.order_total FROM {uc_orders} o WHERE o.order_status IN (:statuses[]) AND :start <= created AND created <= :end", [
      ':statuses[]' => $order_statuses,
      ':start' => $start,
      ':end' => $end,
    ]);
    while ($order = $orders
      ->fetchObject()) {
      $output['income'] += $order->order_total;
    }

    // Get the total amount of orders.
    $count = $this->database
      ->query("SELECT COUNT(o.order_total) FROM {uc_orders} o WHERE o.order_status IN (:statuses[]) AND :start <= created AND created <= :end", [
      ':statuses[]' => $order_statuses,
      ':start' => $start,
      ':end' => $end,
    ])
      ->fetchField();
    $output['total'] = $count;

    // Average for this period.
    $output['average'] = $count != 0 ? round($output['income'] / $count, 2) : 0;
    return $output;
  }

  /**
   * Returns a list of timespans for subreports over that report's time span.
   *
   * To be used with a given time span for a report and specified interval for
   * subreports.
   *
   * @param $start
   *   A UNIX timestamp representing the time to start the report.
   * @param $end
   *   A UNIX timestamp representing the time to end the report.
   * @param $interval
   *   Text representing the time span of the subreport (e.g. 'day', 'week').
   *
   * @return
   *   An array of keyed arrays with the following values:
   *   - start: The starting point of the sub report.
   *   - end: The ending point of the sub report.
   */
  public function subreport_intervals($start, $report_end, $interval) {
    $subreports = [];
    while ($start < $report_end) {
      $end = strtotime('+1 ' . $interval, $start) - 1;
      $subreports[] = [
        'start' => $start,
        'end' => min($end, $report_end),
      ];
      $start = $end + 1;
    }
    return $subreports;
  }

}

Constants

Namesort descending Description
UC_REPORT_MAX_RECORDS The maximum number of records.

Classes

Namesort descending Description
Reports Provides reports for Ubercart.