AyeCode / invoicing

includes/geolocation/class-getpaid-maxmind-geolocation.php

Indentation +159 added lines, -159 removed lines

@@ -16,164 +16,164 @@
  */
 class GetPaid_MaxMind_Geolocation {
 
-	/**
-	 * The service responsible for interacting with the MaxMind database.
-	 *
-	 * @var GetPaid_MaxMind_Database_Service
-	 */
-	private $database_service;
-
-	/**
-	 * Initialize the integration.
-	 */
-	public function __construct() {
-
-		/**
-		 * Supports overriding the database service to be used.
-		 *
-		 * @since 1.0.19
-		 * @return mixed|null The geolocation database service.
-		 */
-		$this->database_service = apply_filters( 'getpaid_maxmind_geolocation_database_service', null );
-		if ( null === $this->database_service ) {
-			$this->database_service = new GetPaid_MaxMind_Database_Service( $this->get_database_prefix() );
-		}
-
-		// Bind to the scheduled updater action.
-		add_action( 'getpaid_update_geoip_databases', array( $this, 'update_database' ) );
-
-		// Bind to the geolocation filter for MaxMind database lookups.
-		add_filter( 'getpaid_get_geolocation', array( $this, 'get_geolocation' ), 10, 2 );
-
-		// Handle maxmind key updates.
-		add_filter( 'wpinv_settings_sanitize_maxmind_license_key', array( $this, 'handle_key_updates' ) );
-
-	}
-
-	/**
-	 * Get database service.
-	 *
-	 * @return GetPaid_MaxMind_Database_Service|null
-	 */
-	public function get_database_service() {
-		return $this->database_service;
-	}
-
-	/**
-	 * Checks to make sure that the license key is valid.
-	 *
-	 * @param string $license_key The new license key.
-	 * @return string
-	 */
-	public function handle_key_updates( $license_key ) {
-
-		// Trim whitespaces and strip slashes.
-		$license_key = trim( $license_key );
-
-		// Abort if the license key is empty or unchanged.
-		if ( empty( $license_key ) ) {
-			return $license_key;
-		}
-
-		// Abort if a database exists and the license key is unchaged.
-		if ( file_exists( $this->database_service->get_database_path() && $license_key == wpinv_get_option( 'maxmind_license_key' ) ) ) {
-			return $license_key;
-		}
-
-		// Check the license key by attempting to download the Geolocation database.
-		$tmp_database_path = $this->database_service->download_database( $license_key );
-		if ( is_wp_error( $tmp_database_path ) ) {
-			getpaid_admin()->show_error( $tmp_database_path->get_error_message() );
-			return $license_key;
-		}
-
-		$this->update_database( /** @scrutinizer ignore-type */ $tmp_database_path );
-
-	}
-
-	/**
-	 * Updates the database used for geolocation queries.
-	 *
-	 * @param string $tmp_database_path Temporary database path.
-	 */
-	public function update_database( $tmp_database_path = null ) {
-
-		// Allow us to easily interact with the filesystem.
-		require_once ABSPATH . 'wp-admin/includes/file.php';
-		WP_Filesystem();
-		global $wp_filesystem;
-
-		// Remove any existing archives to comply with the MaxMind TOS.
-		$target_database_path = $this->database_service->get_database_path();
-
-		// If there's no database path, we can't store the database.
-		if ( empty( $target_database_path ) ) {
-			return;
-		}
-
-		if ( $wp_filesystem->exists( $target_database_path ) ) {
-			$wp_filesystem->delete( $target_database_path );
-		}
-
-		// We can't download a database if there's no license key configured.
-		$license_key = wpinv_get_option( 'maxmind_license_key' );
-		if ( empty( $license_key ) ) {
-			return;
-		}
-
-		if ( empty( $tmp_database_path ) ) {
-			$tmp_database_path = $this->database_service->download_database( $license_key );
-		}
-
-		if ( is_wp_error( $tmp_database_path ) ) {
-			wpinv_error_log( $tmp_database_path->get_error_message() );
-			return;
-		}
-
-		// Move the new database into position.
-		$wp_filesystem->move( $tmp_database_path, $target_database_path, true );
-		$wp_filesystem->delete( dirname( $tmp_database_path ) );
-	}
-
-	/**
-	 * Performs a geolocation lookup against the MaxMind database for the given IP address.
-	 *
-	 * @param array  $data       Geolocation data.
-	 * @param string $ip_address The IP address to geolocate.
-	 * @return array Geolocation including country code, state, city and postcode based on an IP address.
-	 */
-	public function get_geolocation( $data, $ip_address ) {
-
-		if ( ! empty( $data['country'] ) || empty( $ip_address ) ) {
-			return $data;
-		}
-
-		$country_code = $this->database_service->get_iso_country_code_for_ip( $ip_address );
-
-		return array(
-			'country'  => $country_code,
-			'state'    => '',
-			'city'     => '',
-			'postcode' => '',
-		);
-
-	}
-
-	/**
-	 * Fetches the prefix for the MaxMind database file.
-	 *
-	 * @return string
-	 */
-	private function get_database_prefix() {
-
-		$prefix = get_option( 'wpinv_maxmind_database_prefix' );
-
-		if ( empty( $prefix ) ) {
-			$prefix = md5( uniqid( 'wpinv' ) );
-			update_option( 'wpinv_maxmind_database_prefix', $prefix );
-		}
-
-		return $prefix;
-	}
+    /**
+     * The service responsible for interacting with the MaxMind database.
+     *
+     * @var GetPaid_MaxMind_Database_Service
+     */
+    private $database_service;
+
+    /**
+     * Initialize the integration.
+     */
+    public function __construct() {
+
+        /**
+         * Supports overriding the database service to be used.
+         *
+         * @since 1.0.19
+         * @return mixed|null The geolocation database service.
+         */
+        $this->database_service = apply_filters( 'getpaid_maxmind_geolocation_database_service', null );
+        if ( null === $this->database_service ) {
+            $this->database_service = new GetPaid_MaxMind_Database_Service( $this->get_database_prefix() );
+        }
+
+        // Bind to the scheduled updater action.
+        add_action( 'getpaid_update_geoip_databases', array( $this, 'update_database' ) );
+
+        // Bind to the geolocation filter for MaxMind database lookups.
+        add_filter( 'getpaid_get_geolocation', array( $this, 'get_geolocation' ), 10, 2 );
+
+        // Handle maxmind key updates.
+        add_filter( 'wpinv_settings_sanitize_maxmind_license_key', array( $this, 'handle_key_updates' ) );
+
+    }
+
+    /**
+     * Get database service.
+     *
+     * @return GetPaid_MaxMind_Database_Service|null
+     */
+    public function get_database_service() {
+        return $this->database_service;
+    }
+
+    /**
+     * Checks to make sure that the license key is valid.
+     *
+     * @param string $license_key The new license key.
+     * @return string
+     */
+    public function handle_key_updates( $license_key ) {
+
+        // Trim whitespaces and strip slashes.
+        $license_key = trim( $license_key );
+
+        // Abort if the license key is empty or unchanged.
+        if ( empty( $license_key ) ) {
+            return $license_key;
+        }
+
+        // Abort if a database exists and the license key is unchaged.
+        if ( file_exists( $this->database_service->get_database_path() && $license_key == wpinv_get_option( 'maxmind_license_key' ) ) ) {
+            return $license_key;
+        }
+
+        // Check the license key by attempting to download the Geolocation database.
+        $tmp_database_path = $this->database_service->download_database( $license_key );
+        if ( is_wp_error( $tmp_database_path ) ) {
+            getpaid_admin()->show_error( $tmp_database_path->get_error_message() );
+            return $license_key;
+        }
+
+        $this->update_database( /** @scrutinizer ignore-type */ $tmp_database_path );
+
+    }
+
+    /**
+     * Updates the database used for geolocation queries.
+     *
+     * @param string $tmp_database_path Temporary database path.
+     */
+    public function update_database( $tmp_database_path = null ) {
+
+        // Allow us to easily interact with the filesystem.
+        require_once ABSPATH . 'wp-admin/includes/file.php';
+        WP_Filesystem();
+        global $wp_filesystem;
+
+        // Remove any existing archives to comply with the MaxMind TOS.
+        $target_database_path = $this->database_service->get_database_path();
+
+        // If there's no database path, we can't store the database.
+        if ( empty( $target_database_path ) ) {
+            return;
+        }
+
+        if ( $wp_filesystem->exists( $target_database_path ) ) {
+            $wp_filesystem->delete( $target_database_path );
+        }
+
+        // We can't download a database if there's no license key configured.
+        $license_key = wpinv_get_option( 'maxmind_license_key' );
+        if ( empty( $license_key ) ) {
+            return;
+        }
+
+        if ( empty( $tmp_database_path ) ) {
+            $tmp_database_path = $this->database_service->download_database( $license_key );
+        }
+
+        if ( is_wp_error( $tmp_database_path ) ) {
+            wpinv_error_log( $tmp_database_path->get_error_message() );
+            return;
+        }
+
+        // Move the new database into position.
+        $wp_filesystem->move( $tmp_database_path, $target_database_path, true );
+        $wp_filesystem->delete( dirname( $tmp_database_path ) );
+    }
+
+    /**
+     * Performs a geolocation lookup against the MaxMind database for the given IP address.
+     *
+     * @param array  $data       Geolocation data.
+     * @param string $ip_address The IP address to geolocate.
+     * @return array Geolocation including country code, state, city and postcode based on an IP address.
+     */
+    public function get_geolocation( $data, $ip_address ) {
+
+        if ( ! empty( $data['country'] ) || empty( $ip_address ) ) {
+            return $data;
+        }
+
+        $country_code = $this->database_service->get_iso_country_code_for_ip( $ip_address );
+
+        return array(
+            'country'  => $country_code,
+            'state'    => '',
+            'city'     => '',
+            'postcode' => '',
+        );
+
+    }
+
+    /**
+     * Fetches the prefix for the MaxMind database file.
+     *
+     * @return string
+     */
+    private function get_database_prefix() {
+
+        $prefix = get_option( 'wpinv_maxmind_database_prefix' );
+
+        if ( empty( $prefix ) ) {
+            $prefix = md5( uniqid( 'wpinv' ) );
+            update_option( 'wpinv_maxmind_database_prefix', $prefix );
+        }
+
+        return $prefix;
+    }
 
 }

includes/reports/class-getpaid-reports-report.php

Indentation +49 added lines, -49 removed lines

@@ -12,46 +12,46 @@ 
  */
 class GetPaid_Reports_Report {
 
-	/**
-	 * @var array
-	 */
-	public $views;
+    /**
+     * @var array
+     */
+    public $views;
 
-	/**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
 
-		$this->views        = array(
+        $this->views        = array(
 
             'items'     => array(
-				'label' => __( 'Items', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Items',
-			),
+                'label' => __( 'Items', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Items',
+            ),
 
-			'gateways'  => array(
-				'label' => __( 'Payment Methods', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Gateways',
-			),
+            'gateways'  => array(
+                'label' => __( 'Payment Methods', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Gateways',
+            ),
 
-			'discounts'  => array(
-				'label' => __( 'Discount Codes', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Discounts',
-			),
+            'discounts'  => array(
+                'label' => __( 'Discount Codes', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Discounts',
+            ),
 
         );
 
-		$this->views        = apply_filters( 'wpinv_report_views', $this->views );
+        $this->views        = apply_filters( 'wpinv_report_views', $this->views );
 
-	}
+    }
 
-	/**
-	 * Displays the reports tab.
-	 *
-	 */
-	public function display() {
-		?>
+    /**
+     * Displays the reports tab.
+     *
+     */
+    public function display() {
+        ?>
 
 		<div class="mt-4" style="max-width: 1200px;">
 
@@ -69,24 +69,24 @@ 
 
 		<?php
 
-	}
+    }
 
-	/**
-	 * Displays the left side.
-	 *
-	 */
-	public function display_left() {
-		$earnings = new GetPaid_Reports_Report_Earnings();
-		$earnings->display();
-	}
+    /**
+     * Displays the left side.
+     *
+     */
+    public function display_left() {
+        $earnings = new GetPaid_Reports_Report_Earnings();
+        $earnings->display();
+    }
 
-	/**
-	 * Displays the right side.
-	 *
-	 */
-	public function display_right() {
+    /**
+     * Displays the right side.
+     *
+     */
+    public function display_right() {
 
-		?>
+        ?>
 
 			<?php foreach ( $this->views as $view ) : ?>
 				<div class="row mb-4">
@@ -97,10 +97,10 @@ 
 							</div>
 							<div class="card-body">
 								<?php
-									$class = $view['class'];
-									$class = new $class();
-									$class->display_stats();
-								?>
+                                    $class = $view['class'];
+                                    $class = new $class();
+                                    $class->display_stats();
+                                ?>
 							</div>
 						</div>
 					</div>
@@ -109,6 +109,6 @@ 
 
 		<?php
 
-	}
+    }
 
 }

includes/reports/class-getpaid-reports-report-gateways.php

Indentation +74 added lines, -74 removed lines

@@ -12,17 +12,17 @@ 
  */
 class GetPaid_Reports_Report_Gateways extends GetPaid_Reports_Abstract_Report {
 
-	/**
-	 * Retrieves the earning sql.
-	 *
-	 */
-	public function get_sql( $range ) {
-		global $wpdb;
+    /**
+     * Retrieves the earning sql.
+     *
+     */
+    public function get_sql( $range ) {
+        global $wpdb;
 
-		$table      = $wpdb->prefix . 'getpaid_invoices';
-		$clauses    = $this->get_range_sql( $range );
+        $table      = $wpdb->prefix . 'getpaid_invoices';
+        $clauses    = $this->get_range_sql( $range );
 
-		$sql        = "SELECT
+        $sql        = "SELECT
 				meta.gateway AS gateway,
 				SUM(total) as total
             FROM $wpdb->posts
@@ -35,91 +35,91 @@ 
 			ORDER BY total DESC
         ";
 
-		return apply_filters( 'getpaid_gateways_graphs_get_sql', $sql, $range );
+        return apply_filters( 'getpaid_gateways_graphs_get_sql', $sql, $range );
 
-	}
+    }
 
-	/**
-	 * Prepares the report stats.
-	 *
-	 */
-	public function prepare_stats() {
-		global $wpdb;
-		$this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
-		$this->stats = $this->normalize_stats( $this->stats );
-	}
+    /**
+     * Prepares the report stats.
+     *
+     */
+    public function prepare_stats() {
+        global $wpdb;
+        $this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
+        $this->stats = $this->normalize_stats( $this->stats );
+    }
 
-	/**
-	 * Normalizes the report stats.
-	 *
-	 */
-	public function normalize_stats( $stats ) {
-		$normalized = array();
-		$others     = 0;
-		$did        = 0;
+    /**
+     * Normalizes the report stats.
+     *
+     */
+    public function normalize_stats( $stats ) {
+        $normalized = array();
+        $others     = 0;
+        $did        = 0;
 
-		foreach ( $stats as $stat ) {
+        foreach ( $stats as $stat ) {
 
-			if ( $did > 4 ) {
+            if ( $did > 4 ) {
 
-				$others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
+                $others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
 
-			} else {
+            } else {
 
-				$normalized[] = array(
-					'total'     => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
-					'gateway'   => strip_tags( wpinv_get_gateway_admin_label( $stat->gateway ) ),
-				);
+                $normalized[] = array(
+                    'total'     => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
+                    'gateway'   => strip_tags( wpinv_get_gateway_admin_label( $stat->gateway ) ),
+                );
 
-			}
+            }
 
-			$did++;
-		}
+            $did++;
+        }
 
-		if ( $others > 0 ) {
+        if ( $others > 0 ) {
 
-			$normalized[] = array(
-				'total'     => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
-				'gateway'   => esc_html__( 'Others', 'invoicing' ),
-			);
+            $normalized[] = array(
+                'total'     => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
+                'gateway'   => esc_html__( 'Others', 'invoicing' ),
+            );
 
-		}
+        }
 
-		return $normalized;
-	}
+        return $normalized;
+    }
 
-	/**
-	 * Retrieves report data.
-	 *
-	 */
-	public function get_data() {
+    /**
+     * Retrieves report data.
+     *
+     */
+    public function get_data() {
 
-		$data     = wp_list_pluck( $this->stats, 'total' );
-		$colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
+        $data     = wp_list_pluck( $this->stats, 'total' );
+        $colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
 
-		shuffle( $colors );
+        shuffle( $colors );
 
-		return array(
-			'data'            => $data,
-			'backgroundColor' => $colors,
-		);
+        return array(
+            'data'            => $data,
+            'backgroundColor' => $colors,
+        );
 
-	}
+    }
 
-	/**
-	 * Retrieves report labels.
-	 *
-	 */
-	public function get_labels() {
-		return wp_list_pluck( $this->stats, 'gateway' );
-	}
+    /**
+     * Retrieves report labels.
+     *
+     */
+    public function get_labels() {
+        return wp_list_pluck( $this->stats, 'gateway' );
+    }
 
-	/**
-	 * Displays the actual report.
-	 *
-	 */
-	public function display_stats() {
-		?>
+    /**
+     * Displays the actual report.
+     *
+     */
+    public function display_stats() {
+        ?>
 
 			<canvas id="getpaid-chartjs-earnings-gateways"></canvas>
 
@@ -148,6 +148,6 @@ 
 			</script>
 
 		<?php
-	}
+    }
 
 }

includes/reports/class-getpaid-reports-report-discounts.php

Indentation +74 added lines, -74 removed lines

@@ -12,17 +12,17 @@ 
  */
 class GetPaid_Reports_Report_Discounts extends GetPaid_Reports_Abstract_Report {
 
-	/**
-	 * Retrieves the discounts sql.
-	 *
-	 */
-	public function get_sql( $range ) {
-		global $wpdb;
+    /**
+     * Retrieves the discounts sql.
+     *
+     */
+    public function get_sql( $range ) {
+        global $wpdb;
 
-		$table      = $wpdb->prefix . 'getpaid_invoices';
-		$clauses    = $this->get_range_sql( $range );
+        $table      = $wpdb->prefix . 'getpaid_invoices';
+        $clauses    = $this->get_range_sql( $range );
 
-		$sql        = "SELECT
+        $sql        = "SELECT
 				meta.discount_code AS discount_code,
 				SUM(total) as total
             FROM $wpdb->posts
@@ -36,91 +36,91 @@ 
 			ORDER BY total DESC
         ";
 
-		return apply_filters( 'getpaid_discounts_graphs_get_sql', $sql, $range );
+        return apply_filters( 'getpaid_discounts_graphs_get_sql', $sql, $range );
 
-	}
+    }
 
-	/**
-	 * Prepares the report stats.
-	 *
-	 */
-	public function prepare_stats() {
-		global $wpdb;
-		$this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
-		$this->stats = $this->normalize_stats( $this->stats );
-	}
+    /**
+     * Prepares the report stats.
+     *
+     */
+    public function prepare_stats() {
+        global $wpdb;
+        $this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
+        $this->stats = $this->normalize_stats( $this->stats );
+    }
 
-	/**
-	 * Normalizes the report stats.
-	 *
-	 */
-	public function normalize_stats( $stats ) {
-		$normalized = array();
-		$others     = 0;
-		$did        = 0;
+    /**
+     * Normalizes the report stats.
+     *
+     */
+    public function normalize_stats( $stats ) {
+        $normalized = array();
+        $others     = 0;
+        $did        = 0;
 
-		foreach ( $stats as $stat ) {
+        foreach ( $stats as $stat ) {
 
-			if ( $did > 4 ) {
+            if ( $did > 4 ) {
 
-				$others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
+                $others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
 
-			} else {
+            } else {
 
-				$normalized[] = array(
-					'total'         => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
-					'discount_code' => strip_tags( $stat->discount_code ),
-				);
+                $normalized[] = array(
+                    'total'         => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
+                    'discount_code' => strip_tags( $stat->discount_code ),
+                );
 
-			}
+            }
 
-			$did++;
-		}
+            $did++;
+        }
 
-		if ( $others > 0 ) {
+        if ( $others > 0 ) {
 
-			$normalized[] = array(
-				'total'         => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
-				'discount_code' => esc_html__( 'Others', 'invoicing' ),
-			);
+            $normalized[] = array(
+                'total'         => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
+                'discount_code' => esc_html__( 'Others', 'invoicing' ),
+            );
 
-		}
+        }
 
-		return $normalized;
-	}
+        return $normalized;
+    }
 
-	/**
-	 * Retrieves report data.
-	 *
-	 */
-	public function get_data() {
+    /**
+     * Retrieves report data.
+     *
+     */
+    public function get_data() {
 
-		$data     = wp_list_pluck( $this->stats, 'total' );
-		$colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
+        $data     = wp_list_pluck( $this->stats, 'total' );
+        $colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
 
-		shuffle( $colors );
+        shuffle( $colors );
 
-		return array(
-			'data'            => $data,
-			'backgroundColor' => $colors,
-		);
+        return array(
+            'data'            => $data,
+            'backgroundColor' => $colors,
+        );
 
-	}
+    }
 
-	/**
-	 * Retrieves report labels.
-	 *
-	 */
-	public function get_labels() {
-		return wp_list_pluck( $this->stats, 'discount_code' );
-	}
+    /**
+     * Retrieves report labels.
+     *
+     */
+    public function get_labels() {
+        return wp_list_pluck( $this->stats, 'discount_code' );
+    }
 
-	/**
-	 * Displays the actual report.
-	 *
-	 */
-	public function display_stats() {
-		?>
+    /**
+     * Displays the actual report.
+     *
+     */
+    public function display_stats() {
+        ?>
 
 			<canvas id="getpaid-chartjs-earnings-discount_code"></canvas>
 
@@ -149,6 +149,6 @@ 
 			</script>
 
 		<?php
-	}
+    }
 
 }

includes/reports/class-getpaid-reports-report-items.php

Indentation +77 added lines, -77 removed lines

@@ -12,18 +12,18 @@ 
  */
 class GetPaid_Reports_Report_Items extends GetPaid_Reports_Abstract_Report {
 
-	/**
-	 * Retrieves the earning sql.
-	 *
-	 */
-	public function get_sql( $range ) {
-		global $wpdb;
-
-		$table      = $wpdb->prefix . 'getpaid_invoices';
-		$table2     = $wpdb->prefix . 'getpaid_invoice_items';
-		$clauses    = $this->get_range_sql( $range );
-
-		$sql        = "SELECT
+    /**
+     * Retrieves the earning sql.
+     *
+     */
+    public function get_sql( $range ) {
+        global $wpdb;
+
+        $table      = $wpdb->prefix . 'getpaid_invoices';
+        $table2     = $wpdb->prefix . 'getpaid_invoice_items';
+        $clauses    = $this->get_range_sql( $range );
+
+        $sql        = "SELECT
 				item.item_name AS item_name,
 				item.item_id AS item_id,
 				SUM(price) as total
@@ -38,91 +38,91 @@ 
 			ORDER BY total DESC
         ";
 
-		return apply_filters( 'getpaid_items_graphs_get_sql', $sql, $range );
+        return apply_filters( 'getpaid_items_graphs_get_sql', $sql, $range );
 
-	}
+    }
 
-	/**
-	 * Prepares the report stats.
-	 *
-	 */
-	public function prepare_stats() {
-		global $wpdb;
-		$this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
-		$this->stats = $this->normalize_stats( $this->stats );
-	}
+    /**
+     * Prepares the report stats.
+     *
+     */
+    public function prepare_stats() {
+        global $wpdb;
+        $this->stats = $wpdb->get_results( $this->get_sql( $this->get_range() ) );
+        $this->stats = $this->normalize_stats( $this->stats );
+    }
 
-	/**
-	 * Normalizes the report stats.
-	 *
-	 */
-	public function normalize_stats( $stats ) {
-		$normalized = array();
-		$others     = 0;
-		$did        = 0;
+    /**
+     * Normalizes the report stats.
+     *
+     */
+    public function normalize_stats( $stats ) {
+        $normalized = array();
+        $others     = 0;
+        $did        = 0;
 
-		foreach ( $stats as $stat ) {
+        foreach ( $stats as $stat ) {
 
-			if ( $did > 4 ) {
+            if ( $did > 4 ) {
 
-				$others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
+                $others += wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) );
 
-			} else {
+            } else {
 
-				$normalized[] = array(
-					'total'     => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
-					'item_name' => strip_tags( $stat->item_name ),
-				);
+                $normalized[] = array(
+                    'total'     => wpinv_round_amount( wpinv_sanitize_amount( $stat->total ) ),
+                    'item_name' => strip_tags( $stat->item_name ),
+                );
 
-			}
+            }
 
-			$did++;
-		}
+            $did++;
+        }
 
-		if ( $others > 0 ) {
+        if ( $others > 0 ) {
 
-			$normalized[] = array(
-				'total'     => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
-				'item_name' => esc_html__( 'Others', 'invoicing' ),
-			);
+            $normalized[] = array(
+                'total'     => wpinv_round_amount( wpinv_sanitize_amount( $others ) ),
+                'item_name' => esc_html__( 'Others', 'invoicing' ),
+            );
 
-		}
+        }
 
-		return $normalized;
-	}
+        return $normalized;
+    }
 
-	/**
-	 * Retrieves report data.
-	 *
-	 */
-	public function get_data() {
+    /**
+     * Retrieves report data.
+     *
+     */
+    public function get_data() {
 
-		$data     = wp_list_pluck( $this->stats, 'total' );
-		$colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
+        $data     = wp_list_pluck( $this->stats, 'total' );
+        $colors   = array( '#009688','#4caf50','#8bc34a','#00bcd4','#03a9f4','#2196f3' );
 
-		shuffle( $colors );
+        shuffle( $colors );
 
-		return array(
-			'data'            => $data,
-			'backgroundColor' => $colors,
-		);
+        return array(
+            'data'            => $data,
+            'backgroundColor' => $colors,
+        );
 
-	}
+    }
 
-	/**
-	 * Retrieves report labels.
-	 *
-	 */
-	public function get_labels() {
-		return wp_list_pluck( $this->stats, 'item_name' );
-	}
+    /**
+     * Retrieves report labels.
+     *
+     */
+    public function get_labels() {
+        return wp_list_pluck( $this->stats, 'item_name' );
+    }
 
-	/**
-	 * Displays the actual report.
-	 *
-	 */
-	public function display_stats() {
-		?>
+    /**
+     * Displays the actual report.
+     *
+     */
+    public function display_stats() {
+        ?>
 
 			<canvas id="getpaid-chartjs-earnings-items"></canvas>
 
@@ -151,6 +151,6 @@ 
 			</script>
 
 		<?php
-	}
+    }
 
 }