AyeCode / invoicing

includes/gateways/class-getpaid-payment-gateway.php

Indentation +616 added lines, -616 removed lines

@@ -13,464 +13,464 @@ 
  */
 abstract class GetPaid_Payment_Gateway {
 
-	/**
-	 * Set if the place checkout button should be renamed on selection.
-	 *
-	 * @var string
-	 */
-	public $checkout_button_text;
-
-	/**
-	 * Boolean whether the method is enabled.
-	 *
-	 * @var bool
-	 */
-	public $enabled = true;
-
-	/**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
-	public $id;
-
-	/**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
-	public $order = 10;
-
-	/**
-	 * Payment method title for the frontend.
-	 *
-	 * @var string
-	 */
-	public $title;
-
-	/**
-	 * Payment method description for the frontend.
-	 *
-	 * @var string
-	 */
-	public $description;
-
-	/**
-	 * Gateway title.
-	 *
-	 * @var string
-	 */
-	public $method_title = '';
-
-	/**
-	 * Gateway description.
-	 *
-	 * @var string
-	 */
-	public $method_description = '';
-
-	/**
-	 * Countries this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $countries;
-
-	/**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies;
-
-	/**
-	 * Currencies this gateway is not allowed for.
-	 *
-	 * @var array
-	 */
-	public $exclude_currencies;
-
-	/**
-	 * Maximum transaction amount, zero does not define a maximum.
-	 *
-	 * @var int
-	 */
-	public $max_amount = 0;
-
-	/**
-	 * Optional URL to view a transaction.
-	 *
-	 * @var string
-	 */
-	public $view_transaction_url = '';
-
-	/**
-	 * Optional URL to view a subscription.
-	 *
-	 * @var string
-	 */
-	public $view_subscription_url = '';
-
-	/**
-	 * Optional label to show for "new payment method" in the payment
-	 * method/token selection radio selection.
-	 *
-	 * @var string
-	 */
-	public $new_method_label = '';
-
-	/**
-	 * Contains a user's saved tokens for this gateway.
-	 *
-	 * @var array
-	 */
-	protected $tokens = array();
-
-	/**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
-	protected $supports = array();
-
-	/**
-	 * Class constructor.
-	 */
-	public function __construct() {
-
-		do_action( 'getpaid_before_init_payment_gateway_' . $this->id, $this );
-
-		// Register gateway.
-		add_filter( 'wpinv_payment_gateways', array( $this, 'register_gateway' ) );
-
-		$this->enabled = wpinv_is_gateway_active( $this->id );
-
-		// Add support for various features.
-		foreach ( $this->supports as $feature ) {
-			add_filter( "wpinv_{$this->id}_support_{$feature}", '__return_true' );
-			add_filter( "getpaid_{$this->id}_support_{$feature}", '__return_true' );
-			add_filter( "getpaid_{$this->id}_supports_{$feature}", '__return_true' );
-		}
-
-		// Invoice addons.
-		if ( $this->supports( 'addons' ) ) {
-			add_action( "getpaid_process_{$this->id}_invoice_addons", array( $this, 'process_addons' ), 10, 2 );
-		}
-
-		// Gateway settings.
-		add_filter( "wpinv_gateway_settings_{$this->id}", array( $this, 'admin_settings' ) );
-
-		// Gateway checkout fields.
-		add_action( "wpinv_{$this->id}_cc_form", array( $this, 'payment_fields' ), 10, 2 );
-
-		// Process payment.
-		add_action( "getpaid_gateway_{$this->id}", array( $this, 'process_payment' ), 10, 3 );
-
-		// Change the checkout button text.
-		if ( ! empty( $this->checkout_button_text ) ) {
-			add_filter( "getpaid_gateway_{$this->id}_checkout_button_label", array( $this, 'rename_checkout_button' ) );
-		}
-
-		// Check if a gateway is valid for a given currency.
-		add_filter( "getpaid_gateway_{$this->id}_is_valid_for_currency", array( $this, 'validate_currency' ), 10, 2 );
-
-		// Generate the transaction url.
-		add_filter( "getpaid_gateway_{$this->id}_transaction_url", array( $this, 'filter_transaction_url' ), 10, 2 );
-
-		// Generate the subscription url.
-		add_filter( 'getpaid_remote_subscription_profile_url', array( $this, 'generate_subscription_url' ), 10, 2 );
-
-		// Confirm payments.
-		add_filter( "wpinv_payment_confirm_{$this->id}", array( $this, 'confirm_payment' ), 10, 2 );
-
-		// Verify IPNs.
-		add_action( "wpinv_verify_{$this->id}_ipn", array( $this, 'verify_ipn' ) );
-
-	}
-
-	/**
-	 * Checks if this gateway is a given gateway.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is( $gateway ) {
-		return $gateway == $this->id;
-	}
-
-	/**
-	 * Returns a users saved tokens for this gateway.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_tokens( $sandbox = null ) {
-
-		if ( is_user_logged_in() && $this->supports( 'tokens' ) && 0 == count( $this->tokens ) ) {
-			$tokens = get_user_meta( get_current_user_id(), "getpaid_{$this->id}_tokens", true );
-
-			if ( is_array( $tokens ) ) {
-				$this->tokens = $tokens;
-			}
+    /**
+     * Set if the place checkout button should be renamed on selection.
+     *
+     * @var string
+     */
+    public $checkout_button_text;
+
+    /**
+     * Boolean whether the method is enabled.
+     *
+     * @var bool
+     */
+    public $enabled = true;
+
+    /**
+     * Payment method id.
+     *
+     * @var string
+     */
+    public $id;
+
+    /**
+     * Payment method order.
+     *
+     * @var int
+     */
+    public $order = 10;
+
+    /**
+     * Payment method title for the frontend.
+     *
+     * @var string
+     */
+    public $title;
+
+    /**
+     * Payment method description for the frontend.
+     *
+     * @var string
+     */
+    public $description;
+
+    /**
+     * Gateway title.
+     *
+     * @var string
+     */
+    public $method_title = '';
+
+    /**
+     * Gateway description.
+     *
+     * @var string
+     */
+    public $method_description = '';
+
+    /**
+     * Countries this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $countries;
+
+    /**
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies;
+
+    /**
+     * Currencies this gateway is not allowed for.
+     *
+     * @var array
+     */
+    public $exclude_currencies;
+
+    /**
+     * Maximum transaction amount, zero does not define a maximum.
+     *
+     * @var int
+     */
+    public $max_amount = 0;
+
+    /**
+     * Optional URL to view a transaction.
+     *
+     * @var string
+     */
+    public $view_transaction_url = '';
+
+    /**
+     * Optional URL to view a subscription.
+     *
+     * @var string
+     */
+    public $view_subscription_url = '';
+
+    /**
+     * Optional label to show for "new payment method" in the payment
+     * method/token selection radio selection.
+     *
+     * @var string
+     */
+    public $new_method_label = '';
+
+    /**
+     * Contains a user's saved tokens for this gateway.
+     *
+     * @var array
+     */
+    protected $tokens = array();
+
+    /**
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
+    protected $supports = array();
+
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
+
+        do_action( 'getpaid_before_init_payment_gateway_' . $this->id, $this );
+
+        // Register gateway.
+        add_filter( 'wpinv_payment_gateways', array( $this, 'register_gateway' ) );
+
+        $this->enabled = wpinv_is_gateway_active( $this->id );
+
+        // Add support for various features.
+        foreach ( $this->supports as $feature ) {
+            add_filter( "wpinv_{$this->id}_support_{$feature}", '__return_true' );
+            add_filter( "getpaid_{$this->id}_support_{$feature}", '__return_true' );
+            add_filter( "getpaid_{$this->id}_supports_{$feature}", '__return_true' );
+        }
+
+        // Invoice addons.
+        if ( $this->supports( 'addons' ) ) {
+            add_action( "getpaid_process_{$this->id}_invoice_addons", array( $this, 'process_addons' ), 10, 2 );
+        }
+
+        // Gateway settings.
+        add_filter( "wpinv_gateway_settings_{$this->id}", array( $this, 'admin_settings' ) );
+
+        // Gateway checkout fields.
+        add_action( "wpinv_{$this->id}_cc_form", array( $this, 'payment_fields' ), 10, 2 );
+
+        // Process payment.
+        add_action( "getpaid_gateway_{$this->id}", array( $this, 'process_payment' ), 10, 3 );
+
+        // Change the checkout button text.
+        if ( ! empty( $this->checkout_button_text ) ) {
+            add_filter( "getpaid_gateway_{$this->id}_checkout_button_label", array( $this, 'rename_checkout_button' ) );
+        }
+
+        // Check if a gateway is valid for a given currency.
+        add_filter( "getpaid_gateway_{$this->id}_is_valid_for_currency", array( $this, 'validate_currency' ), 10, 2 );
+
+        // Generate the transaction url.
+        add_filter( "getpaid_gateway_{$this->id}_transaction_url", array( $this, 'filter_transaction_url' ), 10, 2 );
+
+        // Generate the subscription url.
+        add_filter( 'getpaid_remote_subscription_profile_url', array( $this, 'generate_subscription_url' ), 10, 2 );
+
+        // Confirm payments.
+        add_filter( "wpinv_payment_confirm_{$this->id}", array( $this, 'confirm_payment' ), 10, 2 );
+
+        // Verify IPNs.
+        add_action( "wpinv_verify_{$this->id}_ipn", array( $this, 'verify_ipn' ) );
+
+    }
+
+    /**
+     * Checks if this gateway is a given gateway.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is( $gateway ) {
+        return $gateway == $this->id;
+    }
+
+    /**
+     * Returns a users saved tokens for this gateway.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_tokens( $sandbox = null ) {
+
+        if ( is_user_logged_in() && $this->supports( 'tokens' ) && 0 == count( $this->tokens ) ) {
+            $tokens = get_user_meta( get_current_user_id(), "getpaid_{$this->id}_tokens", true );
+
+            if ( is_array( $tokens ) ) {
+                $this->tokens = $tokens;
+            }
 }
 
-		if ( ! is_bool( $sandbox ) ) {
-			return $this->tokens;
-		}
-
-		// Filter tokens.
-		$args = array( 'type' => $sandbox ? 'sandbox' : 'live' );
-		return wp_list_filter( $this->tokens, $args );
-
-	}
-
-	/**
-	 * Saves a token for this gateway.
-	 *
-	 * @since 1.0.19
-	 */
-	public function save_token( $token ) {
-
-		$tokens   = $this->get_tokens();
-		$tokens[] = $token;
-
-		update_user_meta( get_current_user_id(), "getpaid_{$this->id}_tokens", $tokens );
-
-		$this->tokens = $tokens;
-
-	}
-
-	/**
-	 * Return the title for admin screens.
-	 *
-	 * @return string
-	 */
-	public function get_method_title() {
-		return apply_filters( 'getpaid_gateway_method_title', $this->method_title, $this );
-	}
-
-	/**
-	 * Return the description for admin screens.
-	 *
-	 * @return string
-	 */
-	public function get_method_description() {
-		return apply_filters( 'getpaid_gateway_method_description', $this->method_description, $this );
-	}
-
-	/**
-	 * Get the success url.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice object.
-	 * @return string
-	 */
-	public function get_return_url( $invoice ) {
-
-		// Payment success url
-		$return_url = add_query_arg(
-			array(
-				'payment-confirm' => $this->id,
-				'invoice_key'     => $invoice->get_key(),
-				'utm_nooverride'  => 1,
-			),
-			wpinv_get_success_page_uri()
-		);
-
-		return apply_filters( 'getpaid_gateway_success_url', $return_url, $invoice, $this );
-	}
-
-	/**
-	 * Confirms payments when rendering the success page.
-	 *
-	 * @param string $content Success page content.
-	 * @return string
-	 */
-	public function confirm_payment( $content ) {
-
-		// Retrieve the invoice.
-		$invoice_id = getpaid_get_current_invoice_id();
-		$invoice    = wpinv_get_invoice( $invoice_id );
-
-		// Ensure that it exists and that it is pending payment.
-		if ( empty( $invoice_id ) || ! $invoice->needs_payment() ) {
-			return $content;
-		}
-
-		// Can the user view this invoice??
-		if ( ! wpinv_user_can_view_invoice( $invoice ) ) {
-			return $content;
-		}
-
-		// Show payment processing indicator.
-		return wpinv_get_template_html( 'wpinv-payment-processing.php', compact( 'invoice' ) );
-	}
-
-	/**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {}
-
-	/**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
-
-	}
-
-	/**
-	 * Get a link to the transaction on the 3rd party gateway site (if applicable).
-	 *
-	 * @param string $transaction_url transaction url.
-	 * @param WPInv_Invoice $invoice Invoice object.
-	 * @return string transaction URL, or empty string.
-	 */
-	public function filter_transaction_url( $transaction_url, $invoice ) {
-
-		$transaction_id  = $invoice->get_transaction_id();
-
-		if ( ! empty( $this->view_transaction_url ) && ! empty( $transaction_id ) ) {
-			$transaction_url = sprintf( $this->view_transaction_url, $transaction_id );
-			$replace         = $this->is_sandbox( $invoice ) ? 'sandbox.' : '';
-			$transaction_url = str_replace( '{sandbox}', $replace, $transaction_url );
-		}
-
-		return $transaction_url;
-	}
-
-	/**
-	 * Get a link to the subscription on the 3rd party gateway site (if applicable).
-	 *
-	 * @param string $subscription_url transaction url.
-	 * @param WPInv_Subscription $subscription Subscription object.
-	 * @return string subscription URL, or empty string.
-	 */
-	public function generate_subscription_url( $subscription_url, $subscription ) {
-
-		$profile_id      = $subscription->get_profile_id();
-
-		if ( $this->id == $subscription->get_gateway() && ! empty( $this->view_subscription_url ) && ! empty( $profile_id ) ) {
-
-			$subscription_url = sprintf( $this->view_subscription_url, $profile_id );
-			$replace          = $this->is_sandbox( $subscription->get_parent_invoice() ) ? 'sandbox.' : '';
-			$subscription_url = str_replace( '{sandbox}', $replace, $subscription_url );
-
-		}
-
-		return $subscription_url;
-	}
-
-	/**
-	 * Check if the gateway is available for use.
-	 *
-	 * @return bool
-	 */
-	public function is_available() {
-		return ! empty( $this->enabled );
-	}
-
-	/**
-	 * Return the gateway's title.
-	 *
-	 * @return string
-	 */
-	public function get_title() {
-		return apply_filters( 'getpaid_gateway_title', $this->title, $this );
-	}
-
-	/**
-	 * Return the gateway's description.
-	 *
-	 * @return string
-	 */
-	public function get_description() {
-		return apply_filters( 'getpaid_gateway_description', $this->description, $this );
-	}
-
-	/**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return void
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
-		// Process the payment then either redirect to the success page or the gateway.
-		do_action( 'getpaid_process_invoice_payment_' . $this->id, $invoice, $submission_data, $submission );
-	}
-
-	/**
-	 * Process refund.
-	 *
-	 * If the gateway declares 'refunds' support, this will allow it to refund.
-	 * a passed in amount.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param  float  $amount Refund amount.
-	 * @param  string $reason Refund reason.
-	 * @return WP_Error|bool True or false based on success, or a WP_Error object.
-	 */
-	public function process_refund( $invoice, $amount = null, $reason = '' ) {
-		return apply_filters( 'getpaid_process_invoice_refund_' . $this->id, false, $invoice, $amount, $reason );
-	}
-
-	/**
-	 * Displays the payment fields, credit cards etc.
-	 *
-	 * @param int $invoice_id 0 or invoice id.
-	 * @param GetPaid_Payment_Form $form Current payment form.
-	 */
-	public function payment_fields( $invoice_id, $form ) {
-		do_action( 'getpaid_getpaid_gateway_payment_fields_' . $this->id, $invoice_id, $form );
-	}
-
-	/**
-	 * Filters the gateway settings.
-	 *
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
-		return $admin_settings;
-	}
-
-	/**
-	 * Retrieves the value of a gateway setting.
-	 *
-	 * @param string $option
-	 */
-	public function get_option( $option, $default = false ) {
-		return wpinv_get_option( $this->id . '_' . $option, $default );
-	}
-
-	/**
-	 * Check if a gateway supports a given feature.
-	 *
-	 * Gateways should override this to declare support (or lack of support) for a feature.
-	 * For backward compatibility, gateways support 'products' by default, but nothing else.
-	 *
-	 * @param string $feature string The name of a feature to test support for.
-	 * @return bool True if the gateway supports the feature, false otherwise.
-	 * @since 1.0.19
-	 */
-	public function supports( $feature ) {
-		return getpaid_payment_gateway_supports( $this->id, $feature );
-	}
-
-	/**
-	 * Returns the credit card form html.
-	 *
-	 * @param bool $save whether or not to display the save button.
-	 */
+        if ( ! is_bool( $sandbox ) ) {
+            return $this->tokens;
+        }
+
+        // Filter tokens.
+        $args = array( 'type' => $sandbox ? 'sandbox' : 'live' );
+        return wp_list_filter( $this->tokens, $args );
+
+    }
+
+    /**
+     * Saves a token for this gateway.
+     *
+     * @since 1.0.19
+     */
+    public function save_token( $token ) {
+
+        $tokens   = $this->get_tokens();
+        $tokens[] = $token;
+
+        update_user_meta( get_current_user_id(), "getpaid_{$this->id}_tokens", $tokens );
+
+        $this->tokens = $tokens;
+
+    }
+
+    /**
+     * Return the title for admin screens.
+     *
+     * @return string
+     */
+    public function get_method_title() {
+        return apply_filters( 'getpaid_gateway_method_title', $this->method_title, $this );
+    }
+
+    /**
+     * Return the description for admin screens.
+     *
+     * @return string
+     */
+    public function get_method_description() {
+        return apply_filters( 'getpaid_gateway_method_description', $this->method_description, $this );
+    }
+
+    /**
+     * Get the success url.
+     *
+     * @param WPInv_Invoice $invoice Invoice object.
+     * @return string
+     */
+    public function get_return_url( $invoice ) {
+
+        // Payment success url
+        $return_url = add_query_arg(
+            array(
+                'payment-confirm' => $this->id,
+                'invoice_key'     => $invoice->get_key(),
+                'utm_nooverride'  => 1,
+            ),
+            wpinv_get_success_page_uri()
+        );
+
+        return apply_filters( 'getpaid_gateway_success_url', $return_url, $invoice, $this );
+    }
+
+    /**
+     * Confirms payments when rendering the success page.
+     *
+     * @param string $content Success page content.
+     * @return string
+     */
+    public function confirm_payment( $content ) {
+
+        // Retrieve the invoice.
+        $invoice_id = getpaid_get_current_invoice_id();
+        $invoice    = wpinv_get_invoice( $invoice_id );
+
+        // Ensure that it exists and that it is pending payment.
+        if ( empty( $invoice_id ) || ! $invoice->needs_payment() ) {
+            return $content;
+        }
+
+        // Can the user view this invoice??
+        if ( ! wpinv_user_can_view_invoice( $invoice ) ) {
+            return $content;
+        }
+
+        // Show payment processing indicator.
+        return wpinv_get_template_html( 'wpinv-payment-processing.php', compact( 'invoice' ) );
+    }
+
+    /**
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {}
+
+    /**
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
+
+    }
+
+    /**
+     * Get a link to the transaction on the 3rd party gateway site (if applicable).
+     *
+     * @param string $transaction_url transaction url.
+     * @param WPInv_Invoice $invoice Invoice object.
+     * @return string transaction URL, or empty string.
+     */
+    public function filter_transaction_url( $transaction_url, $invoice ) {
+
+        $transaction_id  = $invoice->get_transaction_id();
+
+        if ( ! empty( $this->view_transaction_url ) && ! empty( $transaction_id ) ) {
+            $transaction_url = sprintf( $this->view_transaction_url, $transaction_id );
+            $replace         = $this->is_sandbox( $invoice ) ? 'sandbox.' : '';
+            $transaction_url = str_replace( '{sandbox}', $replace, $transaction_url );
+        }
+
+        return $transaction_url;
+    }
+
+    /**
+     * Get a link to the subscription on the 3rd party gateway site (if applicable).
+     *
+     * @param string $subscription_url transaction url.
+     * @param WPInv_Subscription $subscription Subscription object.
+     * @return string subscription URL, or empty string.
+     */
+    public function generate_subscription_url( $subscription_url, $subscription ) {
+
+        $profile_id      = $subscription->get_profile_id();
+
+        if ( $this->id == $subscription->get_gateway() && ! empty( $this->view_subscription_url ) && ! empty( $profile_id ) ) {
+
+            $subscription_url = sprintf( $this->view_subscription_url, $profile_id );
+            $replace          = $this->is_sandbox( $subscription->get_parent_invoice() ) ? 'sandbox.' : '';
+            $subscription_url = str_replace( '{sandbox}', $replace, $subscription_url );
+
+        }
+
+        return $subscription_url;
+    }
+
+    /**
+     * Check if the gateway is available for use.
+     *
+     * @return bool
+     */
+    public function is_available() {
+        return ! empty( $this->enabled );
+    }
+
+    /**
+     * Return the gateway's title.
+     *
+     * @return string
+     */
+    public function get_title() {
+        return apply_filters( 'getpaid_gateway_title', $this->title, $this );
+    }
+
+    /**
+     * Return the gateway's description.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return apply_filters( 'getpaid_gateway_description', $this->description, $this );
+    }
+
+    /**
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return void
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
+        // Process the payment then either redirect to the success page or the gateway.
+        do_action( 'getpaid_process_invoice_payment_' . $this->id, $invoice, $submission_data, $submission );
+    }
+
+    /**
+     * Process refund.
+     *
+     * If the gateway declares 'refunds' support, this will allow it to refund.
+     * a passed in amount.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param  float  $amount Refund amount.
+     * @param  string $reason Refund reason.
+     * @return WP_Error|bool True or false based on success, or a WP_Error object.
+     */
+    public function process_refund( $invoice, $amount = null, $reason = '' ) {
+        return apply_filters( 'getpaid_process_invoice_refund_' . $this->id, false, $invoice, $amount, $reason );
+    }
+
+    /**
+     * Displays the payment fields, credit cards etc.
+     *
+     * @param int $invoice_id 0 or invoice id.
+     * @param GetPaid_Payment_Form $form Current payment form.
+     */
+    public function payment_fields( $invoice_id, $form ) {
+        do_action( 'getpaid_getpaid_gateway_payment_fields_' . $this->id, $invoice_id, $form );
+    }
+
+    /**
+     * Filters the gateway settings.
+     *
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
+        return $admin_settings;
+    }
+
+    /**
+     * Retrieves the value of a gateway setting.
+     *
+     * @param string $option
+     */
+    public function get_option( $option, $default = false ) {
+        return wpinv_get_option( $this->id . '_' . $option, $default );
+    }
+
+    /**
+     * Check if a gateway supports a given feature.
+     *
+     * Gateways should override this to declare support (or lack of support) for a feature.
+     * For backward compatibility, gateways support 'products' by default, but nothing else.
+     *
+     * @param string $feature string The name of a feature to test support for.
+     * @return bool True if the gateway supports the feature, false otherwise.
+     * @since 1.0.19
+     */
+    public function supports( $feature ) {
+        return getpaid_payment_gateway_supports( $this->id, $feature );
+    }
+
+    /**
+     * Returns the credit card form html.
+     *
+     * @param bool $save whether or not to display the save button.
+     */
     public function get_cc_form( $save = false ) {
 
-		ob_start();
+        ob_start();
 
         $id_prefix = esc_attr( uniqid( $this->id ) );
 
@@ -488,7 +488,7 @@ 
             '11' => __( 'November', 'invoicing' ),
             '12' => __( 'December', 'invoicing' ),
         );
-		$months = apply_filters( 'getpaid_cc_months', $months, $this );
+        $months = apply_filters( 'getpaid_cc_months', $months, $this );
 
         $year  = (int) current_time( 'Y' );
         $years = array();
@@ -497,7 +497,7 @@ 
             $years[ $year + $i ] = $year + $i;
         }
 
-		$years = apply_filters( 'getpaid_cc_years', $years, $this );
+        $years = apply_filters( 'getpaid_cc_years', $years, $this );
 
         ?>
             <div class="<?php echo esc_attr( $this->id ); ?>-cc-form getpaid-cc-form mt-1">
@@ -531,7 +531,7 @@ 
                                             <option disabled selected="selected"><?php esc_html_e( 'MM', 'invoicing' ); ?></option>
                                             <?php
                                                 foreach ( $months as $key => $month ) {
-												echo "<option value='" . esc_attr( $key ) . "'>" . esc_html( $month ) . '</option>';
+                                                echo "<option value='" . esc_attr( $key ) . "'>" . esc_html( $month ) . '</option>';
                                                 }
                                             ?>
                                         </select>
@@ -541,7 +541,7 @@ 
                                             <option disabled selected="selected"><?php esc_html_e( 'YY', 'invoicing' ); ?></option>
                                             <?php
                                                 foreach ( $years as $key => $year ) {
-												echo "<option value='" . esc_attr( $key ) . "'>" . esc_html( $year ) . '</option>';
+                                                echo "<option value='" . esc_attr( $key ) . "'>" . esc_html( $year ) . '</option>';
                                                 }
                                             ?>
                                         </select>
@@ -556,203 +556,203 @@ 
                                         'name'             => $this->id . '[cc_cvv2]',
                                         'id'               => "$id_prefix-cc-cvv2",
                                         'label'            => __( 'CCV', 'invoicing' ),
-										'label_type'       => 'vertical',
-										'class'            => 'form-control-sm',
-										'extra_attributes' => array(
-											'autocomplete' => 'cc-csc',
-											'maxlength' => 4
-										),
+                                        'label_type'       => 'vertical',
+                                        'class'            => 'form-control-sm',
+                                        'extra_attributes' => array(
+                                            'autocomplete' => 'cc-csc',
+                                            'maxlength' => 4
+                                        ),
                                     ),
-									true
+                                    true
                                 );
                             ?>
                         </div>
 					</div>
 					<?php
-						if ( $save ) {
-							$this->save_payment_method_checkbox();
-						}
-					?>
+                        if ( $save ) {
+                            $this->save_payment_method_checkbox();
+                        }
+                    ?>
                 </div>
             </div>
 		<?php
 
-		return ob_get_clean();
+        return ob_get_clean();
+
+    }
+
+    /**
+     * Displays a new payment method entry form.
+     *
+     * @since 1.0.19
+     */
+    public function new_payment_method_entry( $form ) {
+        echo "<div class='getpaid-new-payment-method-form' style='display:none;'> " . wp_kses( $form, getpaid_allowed_html() ) . '</div>';
+    }
+
+    /**
+     * Grab and display our saved payment methods.
+     *
+     * @since 1.0.19
+     */
+    public function saved_payment_methods() {
+        echo '<ul class="getpaid-saved-payment-methods list-unstyled m-0 mt-2" data-count="' . esc_attr( count( $this->get_tokens( $this->is_sandbox() ) ) ) . '">';
+
+        foreach ( $this->get_tokens( $this->is_sandbox() ) as $token ) {
+            $this->get_saved_payment_method_option_html( $token );
+        }
+
+        $this->get_new_payment_method_option_html();
+        echo '</ul>';
 
     }
 
-	/**
-	 * Displays a new payment method entry form.
-	 *
-	 * @since 1.0.19
-	 */
-	public function new_payment_method_entry( $form ) {
-		echo "<div class='getpaid-new-payment-method-form' style='display:none;'> " . wp_kses( $form, getpaid_allowed_html() ) . '</div>';
-	}
-
-	/**
-	 * Grab and display our saved payment methods.
-	 *
-	 * @since 1.0.19
-	 */
-	public function saved_payment_methods() {
-		echo '<ul class="getpaid-saved-payment-methods list-unstyled m-0 mt-2" data-count="' . esc_attr( count( $this->get_tokens( $this->is_sandbox() ) ) ) . '">';
-
-		foreach ( $this->get_tokens( $this->is_sandbox() ) as $token ) {
-			$this->get_saved_payment_method_option_html( $token );
-		}
-
-		$this->get_new_payment_method_option_html();
-		echo '</ul>';
-
-	}
-
-	/**
-	 * Gets saved payment method HTML from a token.
-	 *
-	 * @since 1.0.19
-	 * @param  array $token Payment Token.
-	 * @return string Generated payment method HTML
-	 */
-	public function get_saved_payment_method_option_html( $token ) {
-
-		printf(
-			'<li class="getpaid-payment-method form-group mb-3">
+    /**
+     * Gets saved payment method HTML from a token.
+     *
+     * @since 1.0.19
+     * @param  array $token Payment Token.
+     * @return string Generated payment method HTML
+     */
+    public function get_saved_payment_method_option_html( $token ) {
+
+        printf(
+            '<li class="getpaid-payment-method form-group mb-3">
 				<label>
 					<input name="getpaid-%1$s-payment-method" type="radio" value="%2$s" data-currency="%5$s" style="width:auto;" class="getpaid-saved-payment-method-token-input" %4$s />
 					<span>%3$s</span>
 				</label>
 			</li>',
-			esc_attr( $this->id ),
-			esc_attr( $token['id'] ),
-			esc_html( $token['name'] ),
-			checked( empty( $token['default'] ), false, false ),
-			empty( $token['currency'] ) ? 'none' : esc_attr( $token['currency'] )
-		);
-
-	}
-
-	/**
-	 * Displays a radio button for entering a new payment method (new CC details) instead of using a saved method.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_new_payment_method_option_html() {
-
-		$label = apply_filters( 'getpaid_new_payment_method_label', $this->new_method_label ? $this->new_method_label : __( 'Use a new payment method', 'invoicing' ), $this );
-
-		printf(
-			'<li class="getpaid-new-payment-method">
+            esc_attr( $this->id ),
+            esc_attr( $token['id'] ),
+            esc_html( $token['name'] ),
+            checked( empty( $token['default'] ), false, false ),
+            empty( $token['currency'] ) ? 'none' : esc_attr( $token['currency'] )
+        );
+
+    }
+
+    /**
+     * Displays a radio button for entering a new payment method (new CC details) instead of using a saved method.
+     *
+     * @since 1.0.19
+     */
+    public function get_new_payment_method_option_html() {
+
+        $label = apply_filters( 'getpaid_new_payment_method_label', $this->new_method_label ? $this->new_method_label : __( 'Use a new payment method', 'invoicing' ), $this );
+
+        printf(
+            '<li class="getpaid-new-payment-method">
 				<label>
 					<input name="getpaid-%1$s-payment-method" type="radio" data-currency="none" value="new" style="width:auto;" />
 					<span>%2$s</span>
 				</label>
 			</li>',
-			esc_attr( $this->id ),
-			esc_html( $label )
-		);
-
-	}
-
-	/**
-	 * Outputs a checkbox for saving a new payment method to the database.
-	 *
-	 * @since 1.0.19
-	 */
-	public function save_payment_method_checkbox() {
-
-		aui()->input(
-			array(
-				'type'       => 'checkbox',
-				'name'       => esc_attr( "getpaid-$this->id-new-payment-method" ),
-				'id'         => esc_attr( uniqid( $this->id ) ),
-				'required'   => false,
-				'label'      => esc_html__( 'Save payment method', 'invoicing' ),
-				'value'      => 'true',
-				'checked'    => true,
-				'wrap_class' => 'getpaid-save-payment-method pt-1 pb-1',
-			),
-			true
-		);
-
-	}
-
-	/**
-	 * Registers the gateway.
-	 *
-	 * @return array
-	 */
-	public function register_gateway( $gateways ) {
-
-		$gateways[ $this->id ] = array(
-
-			'admin_label'    => $this->method_title,
+            esc_attr( $this->id ),
+            esc_html( $label )
+        );
+
+    }
+
+    /**
+     * Outputs a checkbox for saving a new payment method to the database.
+     *
+     * @since 1.0.19
+     */
+    public function save_payment_method_checkbox() {
+
+        aui()->input(
+            array(
+                'type'       => 'checkbox',
+                'name'       => esc_attr( "getpaid-$this->id-new-payment-method" ),
+                'id'         => esc_attr( uniqid( $this->id ) ),
+                'required'   => false,
+                'label'      => esc_html__( 'Save payment method', 'invoicing' ),
+                'value'      => 'true',
+                'checked'    => true,
+                'wrap_class' => 'getpaid-save-payment-method pt-1 pb-1',
+            ),
+            true
+        );
+
+    }
+
+    /**
+     * Registers the gateway.
+     *
+     * @return array
+     */
+    public function register_gateway( $gateways ) {
+
+        $gateways[ $this->id ] = array(
+
+            'admin_label'    => $this->method_title,
             'checkout_label' => $this->title,
-			'ordering'       => $this->order,
+            'ordering'       => $this->order,
 
-		);
+        );
 
-		return $gateways;
+        return $gateways;
 
-	}
+    }
 
-	/**
-	 * Checks whether or not this is a sandbox request.
-	 *
-	 * @param  WPInv_Invoice|null $invoice Invoice object or null.
-	 * @return bool
-	 */
-	public function is_sandbox( $invoice = null ) {
+    /**
+     * Checks whether or not this is a sandbox request.
+     *
+     * @param  WPInv_Invoice|null $invoice Invoice object or null.
+     * @return bool
+     */
+    public function is_sandbox( $invoice = null ) {
 
-		if ( is_a( $invoice, 'WPInv_Invoice' ) && ! $invoice->needs_payment() ) {
-			return $invoice->get_mode() === 'test';
-		}
+        if ( is_a( $invoice, 'WPInv_Invoice' ) && ! $invoice->needs_payment() ) {
+            return $invoice->get_mode() === 'test';
+        }
 
-		return wpinv_is_test_mode( $this->id );
+        return wpinv_is_test_mode( $this->id );
 
-	}
+    }
 
-	/**
-	 * Renames the checkout button
-	 *
-	 * @return string
-	 */
-	public function rename_checkout_button() {
-		return $this->checkout_button_text;
-	}
+    /**
+     * Renames the checkout button
+     *
+     * @return string
+     */
+    public function rename_checkout_button() {
+        return $this->checkout_button_text;
+    }
 
-	/**
-	 * Validate gateway currency
-	 *
-	 * @return bool
-	 */
-	public function validate_currency( $validation, $currency ) {
+    /**
+     * Validate gateway currency
+     *
+     * @return bool
+     */
+    public function validate_currency( $validation, $currency ) {
 
-		// Required currencies.
-		if ( ! empty( $this->currencies ) && ! in_array( $currency, $this->currencies ) ) {
-			return false;
-		}
+        // Required currencies.
+        if ( ! empty( $this->currencies ) && ! in_array( $currency, $this->currencies ) ) {
+            return false;
+        }
 
-		// Excluded currencies.
-		if ( ! empty( $this->exclude_currencies ) && in_array( $currency, $this->exclude_currencies ) ) {
-			return false;
-		}
+        // Excluded currencies.
+        if ( ! empty( $this->exclude_currencies ) && in_array( $currency, $this->exclude_currencies ) ) {
+            return false;
+        }
 
-		return $validation;
-	}
+        return $validation;
+    }
 
-	/**
-	 * Displays an error
-	 *
-	 */
-	public function show_error( $code, $message, $type ) {
+    /**
+     * Displays an error
+     *
+     */
+    public function show_error( $code, $message, $type ) {
 
-		if ( is_admin() ) {
-			getpaid_admin()->{"show_$type"}( $message );
-		}
+        if ( is_admin() ) {
+            getpaid_admin()->{"show_$type"}( $message );
+        }
 
-		wpinv_set_error( $code, $message, $type );
+        wpinv_set_error( $code, $message, $type );
 
-	}
+    }
 
 }

includes/admin/meta-boxes/class-getpaid-meta-box-item-details.php

Indentation +41 added lines, -41 removed lines

@@ -8,7 +8,7 @@ 
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 /**
@@ -17,12 +17,12 @@ 
 class GetPaid_Meta_Box_Item_Details {
 
     /**
-	 * Output the metabox.
-	 *
-	 * @param WP_Post $post
-	 */
+     * Output the metabox.
+     *
+     * @param WP_Post $post
+     */
     public static function output( $post ) {
-		global $aui_bs5;
+        global $aui_bs5;
 
         // Prepare the item.
         $item = new WPInv_Item( $post );
@@ -119,24 +119,24 @@ 
                                 // Dynamic pricing.
                                 if ( $item->supports_dynamic_pricing() ) {
 
-								do_action( 'wpinv_item_details_metabox_before_dynamic_pricing_checkbox', $item );
+                                do_action( 'wpinv_item_details_metabox_before_dynamic_pricing_checkbox', $item );
 
-								// NYP toggle.
-								aui()->input(
+                                // NYP toggle.
+                                aui()->input(
                                     array(
-										'id'      => 'wpinv_name_your_price',
-										'name'    => 'wpinv_name_your_price',
-										'type'    => 'checkbox',
-										'label'   => apply_filters( 'wpinv_name_your_price_toggle_text', __( 'Let customers name their price', 'invoicing' ) ),
-										'value'   => '1',
-										'checked' => $item->user_can_set_their_price(),
-										'no_wrap' => true,
-										'switch'  => 'sm',
+                                        'id'      => 'wpinv_name_your_price',
+                                        'name'    => 'wpinv_name_your_price',
+                                        'type'    => 'checkbox',
+                                        'label'   => apply_filters( 'wpinv_name_your_price_toggle_text', __( 'Let customers name their price', 'invoicing' ) ),
+                                        'value'   => '1',
+                                        'checked' => $item->user_can_set_their_price(),
+                                        'no_wrap' => true,
+                                        'switch'  => 'sm',
                                     ),
                                     true
                                 );
 
-							do_action( 'wpinv_item_details_metabox_dynamic_pricing_checkbox', $item );
+                            do_action( 'wpinv_item_details_metabox_dynamic_pricing_checkbox', $item );
 
                                 }
 
@@ -151,7 +151,7 @@ 
                                         'value'   => '1',
                                         'checked' => $item->is_recurring(),
                                         'no_wrap' => true,
-										'switch'  => 'sm',
+                                        'switch'  => 'sm',
                                     ),
                                     true
                                 );
@@ -293,35 +293,35 @@ 
     }
 
     /**
-	 * Save meta box data.
-	 *
-	 * @param int $post_id
-	 */
-	public static function save( $post_id ) {
+     * Save meta box data.
+     *
+     * @param int $post_id
+     */
+    public static function save( $post_id ) {
 
         // Prepare the item.
         $item = new WPInv_Item( $post_id );
 
         // Load new data.
         $item->set_props(
-			array(
-				'price'              => isset( $_POST['wpinv_item_price'] ) ? getpaid_standardize_amount( $_POST['wpinv_item_price'] ) : null,
-				'vat_rule'           => isset( $_POST['wpinv_vat_rules'] ) ? wpinv_clean( $_POST['wpinv_vat_rules'] ) : null,
-				'vat_class'          => isset( $_POST['wpinv_vat_class'] ) ? wpinv_clean( $_POST['wpinv_vat_class'] ) : null,
-				'type'               => isset( $_POST['wpinv_item_type'] ) ? wpinv_clean( $_POST['wpinv_item_type'] ) : null,
-				'is_dynamic_pricing' => ! empty( $_POST['wpinv_name_your_price'] ),
+            array(
+                'price'              => isset( $_POST['wpinv_item_price'] ) ? getpaid_standardize_amount( $_POST['wpinv_item_price'] ) : null,
+                'vat_rule'           => isset( $_POST['wpinv_vat_rules'] ) ? wpinv_clean( $_POST['wpinv_vat_rules'] ) : null,
+                'vat_class'          => isset( $_POST['wpinv_vat_class'] ) ? wpinv_clean( $_POST['wpinv_vat_class'] ) : null,
+                'type'               => isset( $_POST['wpinv_item_type'] ) ? wpinv_clean( $_POST['wpinv_item_type'] ) : null,
+                'is_dynamic_pricing' => ! empty( $_POST['wpinv_name_your_price'] ),
                 'minimum_price'      => isset( $_POST['wpinv_minimum_price'] ) ? getpaid_standardize_amount( $_POST['wpinv_minimum_price'] ) : null,
-				'is_recurring'       => ! empty( $_POST['wpinv_is_recurring'] ),
-				'recurring_period'   => isset( $_POST['wpinv_recurring_period'] ) ? wpinv_clean( $_POST['wpinv_recurring_period'] ) : null,
-				'recurring_interval' => isset( $_POST['wpinv_recurring_interval'] ) ? (int) $_POST['wpinv_recurring_interval'] : 1,
-				'recurring_limit'    => isset( $_POST['wpinv_recurring_limit'] ) ? (int) $_POST['wpinv_recurring_limit'] : null,
-				'is_free_trial'      => isset( $_POST['wpinv_trial_interval'] ) ? ( 0 != (int) $_POST['wpinv_trial_interval'] ) : null,
-				'trial_period'       => isset( $_POST['wpinv_trial_period'] ) ? wpinv_clean( $_POST['wpinv_trial_period'] ) : null,
-				'trial_interval'     => isset( $_POST['wpinv_trial_interval'] ) ? (int) $_POST['wpinv_trial_interval'] : null,
-			)
+                'is_recurring'       => ! empty( $_POST['wpinv_is_recurring'] ),
+                'recurring_period'   => isset( $_POST['wpinv_recurring_period'] ) ? wpinv_clean( $_POST['wpinv_recurring_period'] ) : null,
+                'recurring_interval' => isset( $_POST['wpinv_recurring_interval'] ) ? (int) $_POST['wpinv_recurring_interval'] : 1,
+                'recurring_limit'    => isset( $_POST['wpinv_recurring_limit'] ) ? (int) $_POST['wpinv_recurring_limit'] : null,
+                'is_free_trial'      => isset( $_POST['wpinv_trial_interval'] ) ? ( 0 != (int) $_POST['wpinv_trial_interval'] ) : null,
+                'trial_period'       => isset( $_POST['wpinv_trial_period'] ) ? wpinv_clean( $_POST['wpinv_trial_period'] ) : null,
+                'trial_interval'     => isset( $_POST['wpinv_trial_interval'] ) ? (int) $_POST['wpinv_trial_interval'] : null,
+            )
         );
 
-		$item->save();
-		do_action( 'getpaid_item_metabox_save', $post_id, $item );
-	}
+        $item->save();
+        do_action( 'getpaid_item_metabox_save', $post_id, $item );
+    }
 }

includes/admin/class-wpinv-subscriptions-list-table.php

Indentation +467 added lines, -467 removed lines

@@ -8,7 +8,7 @@ 
 }
 
 if ( ! class_exists( 'WP_List_Table' ) ) {
-	include_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
+    include_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
 /**
@@ -16,471 +16,471 @@ 
  */
 class WPInv_Subscriptions_List_Table extends WP_List_Table {
 
-	/**
-	 * URL of this page
-	 *
-	 * @var   string
-	 * @since 1.0.19
-	 */
-	public $base_url;
-
-	/**
-	 * Query
-	 *
-	 * @var   GetPaid_Subscriptions_Query
-	 * @since 1.0.19
-	 */
-	public $query;
-
-	/**
-	 * Total subscriptions
-	 *
-	 * @var   string
-	 * @since 1.0.0
-	 */
-	public $total_count;
-
-	/**
-	 * Current status subscriptions
-	 *
-	 * @var   string
-	 * @since 1.0.0
-	 */
-	public $current_total_count;
-
-	/**
-	 * Status counts
-	 *
-	 * @var   array
-	 * @since 1.0.19
-	 */
-	public $status_counts;
-
-	/**
-	 * Number of results to show per page
-	 *
-	 * @var   int
-	 * @since 1.0.0
-	 */
-	public $per_page = 10;
-
-	/**
-	 *  Constructor function.
-	 */
-	public function __construct() {
-
-		parent::__construct(
-			array(
-				'singular' => 'subscription',
-				'plural'   => 'subscriptions',
-			)
-		);
-
-		$this->process_bulk_action();
-
-		$this->prepare_query();
-
-		$this->base_url = remove_query_arg( 'status' );
-
-	}
-
-	/**
-	 *  Prepares the display query
-	 */
-	public function prepare_query() {
-
-		// Prepare query args.
-		$query = array(
-			'number'      => $this->per_page,
-			'paged'       => $this->get_paged(),
-			'status'      => ( isset( $_GET['status'] ) && array_key_exists( $_GET['status'], getpaid_get_subscription_statuses() ) ) ? sanitize_text_field( $_GET['status'] ) : 'all',
-			'orderby'     => ( isset( $_GET['orderby'] ) ) ? sanitize_text_field( $_GET['orderby'] ) : 'id',
-			'order'       => ( isset( $_GET['order'] ) ) ? sanitize_text_field( $_GET['order'] ) : 'DESC',
-			'customer_in' => $this->get_user_in(),
-		);
-
-		if ( is_array( $query['customer_in'] ) && empty( $query['customer_in'] ) ) {
-			$this->total_count         = 0;
-			$this->current_total_count = 0;
-			$this->items               = array();
-			$this->status_counts       = array();
-			return;
-		}
-
-		// Prepare class properties.
-		$this->query               = new GetPaid_Subscriptions_Query( $query );
-		$this->total_count         = $this->query->get_total();
-		$this->current_total_count = $this->query->get_total();
-		$this->items               = $this->query->get_results();
-		$this->status_counts       = getpaid_get_subscription_status_counts( $query );
-
-		if ( 'all' != $query['status'] ) {
-			unset( $query['status'] );
-			$this->total_count   = getpaid_get_subscriptions( $query, 'count' );
-		}
-
-	}
-
-	/**
-	 * Get user in.
-	 *
-	 */
-	public function get_user_in() {
-
-		// Abort if no user.
-		if ( empty( $_GET['s'] ) ) {
-			return null;
-		}
-
-		// Or invalid user.
-		$user = wp_unslash( sanitize_text_field( $_REQUEST['s'] ) );
-
-		if ( empty( $user ) ) {
-			return null;
-		}
-
-		// Search matching users.
-		$user  = '*' . $user . '*';
-		$users = new WP_User_Query(
-			array(
-				'fields'      => 'ID',
-				'search'      => $user,
-				'count_total' => false,
-			)
-		);
-
-		return $users->get_results();
-	}
-
-	/**
-	 * Gets the list of views available on this table.
-	 *
-	 * The format is an associative array:
-	 * - `'id' => 'link'`
-	 *
-	 * @since 1.0.0
-	 *
-	 * @return array
-	 */
-	public function get_views() {
-
-		$current  = isset( $_GET['status'] ) ? sanitize_text_field( $_GET['status'] ) : 'all';
-		$views    = array(
-
-			'all' => sprintf(
-				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', false, $this->base_url ) ),
-				$current === 'all' ? ' class="current"' : '',
-				__( 'All', 'invoicing' ),
-				$this->total_count
-			),
-
-		);
-
-		foreach ( array_filter( $this->status_counts ) as $status => $count ) {
-
-			$views[ $status ] = sprintf(
-				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', urlencode( $status ), $this->base_url ) ),
-				$current === $status ? ' class="current"' : '',
-				esc_html( getpaid_get_subscription_status_label( $status ) ),
-				$count
-			);
-
-		}
-
-		return $views;
-
-	}
-
-	/**
-	 * Render most columns
-	 *
-	 * @access      private
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_default( $item, $column_name ) {
-		return apply_filters( "getpaid_subscriptions_table_column_$column_name", $item->$column_name );
-	}
-
-	/**
-	 * This is how checkbox column renders.
-	 *
-	 * @param WPInv_Subscription $item
-	 * @return string
-	 */
-	public function column_cb( $item ) {
-		return sprintf( '<input type="checkbox" name="id[]" value="%s" />', esc_html( $item->get_id() ) );
-	}
-
-	/**
-	 * Status column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_status( $item ) {
-		return $item->get_status_label_html();
-	}
-
-	/**
-	 * Subscription column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_subscription( $item ) {
-
-		$username = __( '(Missing User)', 'invoicing' );
-
-		$user = get_userdata( $item->get_customer_id() );
-		$capabilities = wpinv_current_user_can_manage_invoicing();
-
-		if ( $user ) {
-			$username = sprintf(
-				'<a href="user-edit.php?user_id=%s">%s</a>',
-				absint( $user->ID ),
-				! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
-			);
-		}
-
-		// translators: $1: is opening link, $2: is subscription id number, $3: is closing link tag, $4: is user's name
-		$column_content = sprintf(
-			_x( '%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing' ),
-			'<a href="' . esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $item->get_id() ) ) ) . '">',
-			'<strong>' . esc_attr( $item->get_id() ) . '</strong>',
-			'</a>',
-			$username
-		);
-
-		$row_actions = array();
-
-		// View subscription.
-		$view_url    = esc_url( add_query_arg( 'id', $item->get_id(), admin_url( 'admin.php?page=wpinv-subscriptions' ) ) );
-		$row_actions['view'] = '<a href="' . $view_url . '">' . __( 'View Subscription', 'invoicing' ) . '</a>';
-
-		// View invoice.
-		$invoice = get_post( $item->get_parent_invoice_id() );
-
-		if ( ! empty( $invoice ) ) {
-			$invoice_url            = get_edit_post_link( $invoice );
-			$row_actions['invoice'] = '<a href="' . $invoice_url . '">' . __( 'View Invoice', 'invoicing' ) . '</a>';
-		}
-
-		$delete_url            = esc_url(
-			wp_nonce_url(
-				add_query_arg(
-					array(
-						'getpaid-admin-action' => 'subscription_manual_delete',
-						'id'                   => $item->get_id(),
-					)
-				),
-				'getpaid-nonce',
-				'getpaid-nonce'
-			)
-		);
-		$row_actions['delete'] = '<a class="text-danger" href="' . $delete_url . '">' . __( 'Delete Subscription', 'invoicing' ) . '</a>';
-
-		if ( ! $capabilities ) {
-			$row_actions = array();
-		}
-
-		$row_actions = $this->row_actions( apply_filters( 'getpaid_subscription_table_row_actions', $row_actions, $item ) );
-
-		return "<strong>$column_content</strong>" . $this->column_amount( $item ) . $row_actions;
-	}
-
-	/**
-	 * Renewal date column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_renewal_date( $item ) {
-		return getpaid_format_date_value( $item->get_expiration() );
-	}
-
-	/**
-	 * Start date column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_start_date( $item ) {
-
-		$gateway = $item->get_parent_invoice()->get_gateway_title();
-
-		if ( empty( $gateway ) ) {
-			return getpaid_format_date_value( $item->get_date_created() );
-		}
-
-		$url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $item );
-		if ( ! empty( $url ) ) {
-
-			return getpaid_format_date_value( $item->get_date_created() ) . '<br>' . sprintf(
-				__( 'Via %s', 'invoicing' ),
-				'<strong><a href="' . esc_url( $url ) . '" target="_blank">' . esc_html( $item->get_parent_invoice()->get_gateway_title() ) . '</a></strong>'
-			);
-
-		}
-
-		return getpaid_format_date_value( $item->get_date_created() ) . '<br>' . sprintf(
-			__( 'Via %s', 'invoicing' ),
-			'<strong>' . esc_html( $item->get_parent_invoice()->get_gateway_title() ) . '</strong>'
-		);
-
-	}
-
-	/**
-	 * Amount column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.19
-	 * @return      string
-	 */
-	public static function column_amount( $item ) {
-		$amount = getpaid_get_formatted_subscription_amount( $item );
-		return "<span class='text-muted form-text mt-2 mb-2 ms-1 ml-1'>$amount</span>";
-	}
-
-	/**
-	 * Billing Times column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_renewals( $item ) {
-		$max_bills = $item->get_bill_times();
-		return $item->get_times_billed() . ' / ' . ( empty( $max_bills ) ? '&infin;' : $max_bills );
-	}
-
-	/**
-	 * Product ID column
-	 *
-	 * @param WPInv_Subscription $item
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function column_item( $item ) {
-		$subscription_group = getpaid_get_invoice_subscription_group( $item->get_parent_invoice_id(), $item->get_id() );
-
-		if ( empty( $subscription_group ) ) {
-			return $this->generate_item_markup( $item->get_product_id() );
-		}
-
-		$markup = array_map( array( $this, 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-		return implode( ' | ', $markup );
-
-	}
-
-	/**
-	 * Generates the items markup.
-	 *
-	 * @param int $item_id
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public static function generate_item_markup( $item_id ) {
-		$item = get_post( $item_id );
-
-		if ( ! empty( $item ) ) {
-			$link = get_edit_post_link( $item );
-			$name = esc_html( get_the_title( $item ) );
-			return wpinv_current_user_can_manage_invoicing() ? "<a href='" . ( $link ? esc_url( $link ) : '#' ) . "'>$name</a>" : $name;
-		} else {
-			return sprintf( __( 'Item #%s', 'invoicing' ), $item_id );
-		}
-
-	}
-
-	/**
-	 * Retrieve the current page number
-	 *
-	 * @return      int
-	 */
-	public function get_paged() {
-		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
-	}
-
-	/**
-	 * Setup the final data for the table
-	 *
-	 */
-	public function prepare_items() {
-
-		$columns  = $this->get_columns();
-		$hidden   = array();
-		$sortable = $this->get_sortable_columns();
-
-		$this->_column_headers = array( $columns, $hidden, $sortable );
-
-		$this->set_pagination_args(
-			array(
-				'total_items' => $this->current_total_count,
-				'per_page'    => $this->per_page,
-				'total_pages' => ceil( $this->current_total_count / $this->per_page ),
-			)
-		);
-	}
-
-	/**
-	 * Table columns
-	 *
-	 * @return array
-	 */
-	public function get_columns() {
-		$columns = array(
-			'cb'           => '<input type="checkbox" />',
-			'subscription' => __( 'Subscription', 'invoicing' ),
-			'start_date'   => __( 'Start Date', 'invoicing' ),
-			'renewal_date' => __( 'Next Payment', 'invoicing' ),
-			'renewals'     => __( 'Payments', 'invoicing' ),
-			'item'         => __( 'Items', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-		);
-
-		return apply_filters( 'manage_getpaid_subscriptions_table_columns', $columns );
-	}
-
-	/**
-	 * Sortable table columns.
-	 *
-	 * @return array
-	 */
-	public function get_sortable_columns() {
-		$sortable = array(
-			'subscription' => array( 'id', true ),
-			'start_date'   => array( 'created', true ),
-			'renewal_date' => array( 'expiration', true ),
-			'renewals'     => array( 'bill_times', true ),
-			'item'         => array( 'product_id', true ),
-			'status'       => array( 'status', true ),
-		);
-
-		return apply_filters( 'manage_getpaid_subscriptions_sortable_table_columns', $sortable );
-	}
-
-	/**
-	 * Whether the table has items to display or not
-	 *
-	 * @return bool
-	 */
-	public function has_items() {
-		return ! empty( $this->current_total_count );
-	}
-
-	/**
-	 * Processes bulk actions.
-	 *
-	 */
-	public function process_bulk_action() {
-
-	}
+    /**
+     * URL of this page
+     *
+     * @var   string
+     * @since 1.0.19
+     */
+    public $base_url;
+
+    /**
+     * Query
+     *
+     * @var   GetPaid_Subscriptions_Query
+     * @since 1.0.19
+     */
+    public $query;
+
+    /**
+     * Total subscriptions
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    public $total_count;
+
+    /**
+     * Current status subscriptions
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    public $current_total_count;
+
+    /**
+     * Status counts
+     *
+     * @var   array
+     * @since 1.0.19
+     */
+    public $status_counts;
+
+    /**
+     * Number of results to show per page
+     *
+     * @var   int
+     * @since 1.0.0
+     */
+    public $per_page = 10;
+
+    /**
+     *  Constructor function.
+     */
+    public function __construct() {
+
+        parent::__construct(
+            array(
+                'singular' => 'subscription',
+                'plural'   => 'subscriptions',
+            )
+        );
+
+        $this->process_bulk_action();
+
+        $this->prepare_query();
+
+        $this->base_url = remove_query_arg( 'status' );
+
+    }
+
+    /**
+     *  Prepares the display query
+     */
+    public function prepare_query() {
+
+        // Prepare query args.
+        $query = array(
+            'number'      => $this->per_page,
+            'paged'       => $this->get_paged(),
+            'status'      => ( isset( $_GET['status'] ) && array_key_exists( $_GET['status'], getpaid_get_subscription_statuses() ) ) ? sanitize_text_field( $_GET['status'] ) : 'all',
+            'orderby'     => ( isset( $_GET['orderby'] ) ) ? sanitize_text_field( $_GET['orderby'] ) : 'id',
+            'order'       => ( isset( $_GET['order'] ) ) ? sanitize_text_field( $_GET['order'] ) : 'DESC',
+            'customer_in' => $this->get_user_in(),
+        );
+
+        if ( is_array( $query['customer_in'] ) && empty( $query['customer_in'] ) ) {
+            $this->total_count         = 0;
+            $this->current_total_count = 0;
+            $this->items               = array();
+            $this->status_counts       = array();
+            return;
+        }
+
+        // Prepare class properties.
+        $this->query               = new GetPaid_Subscriptions_Query( $query );
+        $this->total_count         = $this->query->get_total();
+        $this->current_total_count = $this->query->get_total();
+        $this->items               = $this->query->get_results();
+        $this->status_counts       = getpaid_get_subscription_status_counts( $query );
+
+        if ( 'all' != $query['status'] ) {
+            unset( $query['status'] );
+            $this->total_count   = getpaid_get_subscriptions( $query, 'count' );
+        }
+
+    }
+
+    /**
+     * Get user in.
+     *
+     */
+    public function get_user_in() {
+
+        // Abort if no user.
+        if ( empty( $_GET['s'] ) ) {
+            return null;
+        }
+
+        // Or invalid user.
+        $user = wp_unslash( sanitize_text_field( $_REQUEST['s'] ) );
+
+        if ( empty( $user ) ) {
+            return null;
+        }
+
+        // Search matching users.
+        $user  = '*' . $user . '*';
+        $users = new WP_User_Query(
+            array(
+                'fields'      => 'ID',
+                'search'      => $user,
+                'count_total' => false,
+            )
+        );
+
+        return $users->get_results();
+    }
+
+    /**
+     * Gets the list of views available on this table.
+     *
+     * The format is an associative array:
+     * - `'id' => 'link'`
+     *
+     * @since 1.0.0
+     *
+     * @return array
+     */
+    public function get_views() {
+
+        $current  = isset( $_GET['status'] ) ? sanitize_text_field( $_GET['status'] ) : 'all';
+        $views    = array(
+
+            'all' => sprintf(
+                '<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
+                esc_url( add_query_arg( 'status', false, $this->base_url ) ),
+                $current === 'all' ? ' class="current"' : '',
+                __( 'All', 'invoicing' ),
+                $this->total_count
+            ),
+
+        );
+
+        foreach ( array_filter( $this->status_counts ) as $status => $count ) {
+
+            $views[ $status ] = sprintf(
+                '<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
+                esc_url( add_query_arg( 'status', urlencode( $status ), $this->base_url ) ),
+                $current === $status ? ' class="current"' : '',
+                esc_html( getpaid_get_subscription_status_label( $status ) ),
+                $count
+            );
+
+        }
+
+        return $views;
+
+    }
+
+    /**
+     * Render most columns
+     *
+     * @access      private
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_default( $item, $column_name ) {
+        return apply_filters( "getpaid_subscriptions_table_column_$column_name", $item->$column_name );
+    }
+
+    /**
+     * This is how checkbox column renders.
+     *
+     * @param WPInv_Subscription $item
+     * @return string
+     */
+    public function column_cb( $item ) {
+        return sprintf( '<input type="checkbox" name="id[]" value="%s" />', esc_html( $item->get_id() ) );
+    }
+
+    /**
+     * Status column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_status( $item ) {
+        return $item->get_status_label_html();
+    }
+
+    /**
+     * Subscription column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_subscription( $item ) {
+
+        $username = __( '(Missing User)', 'invoicing' );
+
+        $user = get_userdata( $item->get_customer_id() );
+        $capabilities = wpinv_current_user_can_manage_invoicing();
+
+        if ( $user ) {
+            $username = sprintf(
+                '<a href="user-edit.php?user_id=%s">%s</a>',
+                absint( $user->ID ),
+                ! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
+            );
+        }
+
+        // translators: $1: is opening link, $2: is subscription id number, $3: is closing link tag, $4: is user's name
+        $column_content = sprintf(
+            _x( '%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing' ),
+            '<a href="' . esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $item->get_id() ) ) ) . '">',
+            '<strong>' . esc_attr( $item->get_id() ) . '</strong>',
+            '</a>',
+            $username
+        );
+
+        $row_actions = array();
+
+        // View subscription.
+        $view_url    = esc_url( add_query_arg( 'id', $item->get_id(), admin_url( 'admin.php?page=wpinv-subscriptions' ) ) );
+        $row_actions['view'] = '<a href="' . $view_url . '">' . __( 'View Subscription', 'invoicing' ) . '</a>';
+
+        // View invoice.
+        $invoice = get_post( $item->get_parent_invoice_id() );
+
+        if ( ! empty( $invoice ) ) {
+            $invoice_url            = get_edit_post_link( $invoice );
+            $row_actions['invoice'] = '<a href="' . $invoice_url . '">' . __( 'View Invoice', 'invoicing' ) . '</a>';
+        }
+
+        $delete_url            = esc_url(
+            wp_nonce_url(
+                add_query_arg(
+                    array(
+                        'getpaid-admin-action' => 'subscription_manual_delete',
+                        'id'                   => $item->get_id(),
+                    )
+                ),
+                'getpaid-nonce',
+                'getpaid-nonce'
+            )
+        );
+        $row_actions['delete'] = '<a class="text-danger" href="' . $delete_url . '">' . __( 'Delete Subscription', 'invoicing' ) . '</a>';
+
+        if ( ! $capabilities ) {
+            $row_actions = array();
+        }
+
+        $row_actions = $this->row_actions( apply_filters( 'getpaid_subscription_table_row_actions', $row_actions, $item ) );
+
+        return "<strong>$column_content</strong>" . $this->column_amount( $item ) . $row_actions;
+    }
+
+    /**
+     * Renewal date column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_renewal_date( $item ) {
+        return getpaid_format_date_value( $item->get_expiration() );
+    }
+
+    /**
+     * Start date column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_start_date( $item ) {
+
+        $gateway = $item->get_parent_invoice()->get_gateway_title();
+
+        if ( empty( $gateway ) ) {
+            return getpaid_format_date_value( $item->get_date_created() );
+        }
+
+        $url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $item );
+        if ( ! empty( $url ) ) {
+
+            return getpaid_format_date_value( $item->get_date_created() ) . '<br>' . sprintf(
+                __( 'Via %s', 'invoicing' ),
+                '<strong><a href="' . esc_url( $url ) . '" target="_blank">' . esc_html( $item->get_parent_invoice()->get_gateway_title() ) . '</a></strong>'
+            );
+
+        }
+
+        return getpaid_format_date_value( $item->get_date_created() ) . '<br>' . sprintf(
+            __( 'Via %s', 'invoicing' ),
+            '<strong>' . esc_html( $item->get_parent_invoice()->get_gateway_title() ) . '</strong>'
+        );
+
+    }
+
+    /**
+     * Amount column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.19
+     * @return      string
+     */
+    public static function column_amount( $item ) {
+        $amount = getpaid_get_formatted_subscription_amount( $item );
+        return "<span class='text-muted form-text mt-2 mb-2 ms-1 ml-1'>$amount</span>";
+    }
+
+    /**
+     * Billing Times column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_renewals( $item ) {
+        $max_bills = $item->get_bill_times();
+        return $item->get_times_billed() . ' / ' . ( empty( $max_bills ) ? '&infin;' : $max_bills );
+    }
+
+    /**
+     * Product ID column
+     *
+     * @param WPInv_Subscription $item
+     * @since       1.0.0
+     * @return      string
+     */
+    public function column_item( $item ) {
+        $subscription_group = getpaid_get_invoice_subscription_group( $item->get_parent_invoice_id(), $item->get_id() );
+
+        if ( empty( $subscription_group ) ) {
+            return $this->generate_item_markup( $item->get_product_id() );
+        }
+
+        $markup = array_map( array( $this, 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+        return implode( ' | ', $markup );
+
+    }
+
+    /**
+     * Generates the items markup.
+     *
+     * @param int $item_id
+     * @since       1.0.0
+     * @return      string
+     */
+    public static function generate_item_markup( $item_id ) {
+        $item = get_post( $item_id );
+
+        if ( ! empty( $item ) ) {
+            $link = get_edit_post_link( $item );
+            $name = esc_html( get_the_title( $item ) );
+            return wpinv_current_user_can_manage_invoicing() ? "<a href='" . ( $link ? esc_url( $link ) : '#' ) . "'>$name</a>" : $name;
+        } else {
+            return sprintf( __( 'Item #%s', 'invoicing' ), $item_id );
+        }
+
+    }
+
+    /**
+     * Retrieve the current page number
+     *
+     * @return      int
+     */
+    public function get_paged() {
+        return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+    }
+
+    /**
+     * Setup the final data for the table
+     *
+     */
+    public function prepare_items() {
+
+        $columns  = $this->get_columns();
+        $hidden   = array();
+        $sortable = $this->get_sortable_columns();
+
+        $this->_column_headers = array( $columns, $hidden, $sortable );
+
+        $this->set_pagination_args(
+            array(
+                'total_items' => $this->current_total_count,
+                'per_page'    => $this->per_page,
+                'total_pages' => ceil( $this->current_total_count / $this->per_page ),
+            )
+        );
+    }
+
+    /**
+     * Table columns
+     *
+     * @return array
+     */
+    public function get_columns() {
+        $columns = array(
+            'cb'           => '<input type="checkbox" />',
+            'subscription' => __( 'Subscription', 'invoicing' ),
+            'start_date'   => __( 'Start Date', 'invoicing' ),
+            'renewal_date' => __( 'Next Payment', 'invoicing' ),
+            'renewals'     => __( 'Payments', 'invoicing' ),
+            'item'         => __( 'Items', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+        );
+
+        return apply_filters( 'manage_getpaid_subscriptions_table_columns', $columns );
+    }
+
+    /**
+     * Sortable table columns.
+     *
+     * @return array
+     */
+    public function get_sortable_columns() {
+        $sortable = array(
+            'subscription' => array( 'id', true ),
+            'start_date'   => array( 'created', true ),
+            'renewal_date' => array( 'expiration', true ),
+            'renewals'     => array( 'bill_times', true ),
+            'item'         => array( 'product_id', true ),
+            'status'       => array( 'status', true ),
+        );
+
+        return apply_filters( 'manage_getpaid_subscriptions_sortable_table_columns', $sortable );
+    }
+
+    /**
+     * Whether the table has items to display or not
+     *
+     * @return bool
+     */
+    public function has_items() {
+        return ! empty( $this->current_total_count );
+    }
+
+    /**
+     * Processes bulk actions.
+     *
+     */
+    public function process_bulk_action() {
+
+    }
 
 }

includes/admin/subscriptions.php

Indentation +484 added lines, -484 removed lines

@@ -14,7 +14,7 @@ 
  */
 function wpinv_subscriptions_page() {
 
-	?>
+    ?>
 
 	<div class="wrap">
 		<h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
@@ -22,28 +22,28 @@ 
 
 			<?php
 
-				// Verify user permissions.
-				if ( ! wpinv_current_user_can_manage_invoicing() ) {
+                // Verify user permissions.
+                if ( ! wpinv_current_user_can_manage_invoicing() ) {
 
-				aui()->alert(
+                aui()->alert(
                     array(
-						'type'    => 'danger',
-						'content' => __( 'You are not permitted to view this page.', 'invoicing' ),
-					),
-					true
+                        'type'    => 'danger',
+                        'content' => __( 'You are not permitted to view this page.', 'invoicing' ),
+                    ),
+                    true
                 );
 
-				} elseif ( ! empty( $_GET['id'] ) && is_numeric( $_GET['id'] ) ) {
+                } elseif ( ! empty( $_GET['id'] ) && is_numeric( $_GET['id'] ) ) {
 
-				// Display a single subscription.
-				wpinv_recurring_subscription_details();
-				} else {
+                // Display a single subscription.
+                wpinv_recurring_subscription_details();
+                } else {
 
-				// Display a list of available subscriptions.
-				getpaid_print_subscriptions_list();
-				}
+                // Display a list of available subscriptions.
+                getpaid_print_subscriptions_list();
+                }
 
-			?>
+            ?>
 
 		</div>
 	</div>
@@ -60,10 +60,10 @@ 
  */
 function getpaid_print_subscriptions_list() {
 
-	$subscribers_table = new WPInv_Subscriptions_List_Table();
-	$subscribers_table->prepare_items();
+    $subscribers_table = new WPInv_Subscriptions_List_Table();
+    $subscribers_table->prepare_items();
 
-	?>
+    ?>
 	<?php $subscribers_table->views(); ?>
 	<form id="subscribers-filter" class="bsui" method="get">
 		<input type="hidden" name="page" value="wpinv-subscriptions" />
@@ -82,42 +82,42 @@ 
  */
 function wpinv_recurring_subscription_details() {
 
-	// Fetch the subscription.
-	$sub = new WPInv_Subscription( (int) $_GET['id'] );
-	if ( ! $sub->exists() ) {
+    // Fetch the subscription.
+    $sub = new WPInv_Subscription( (int) $_GET['id'] );
+    if ( ! $sub->exists() ) {
 
-		aui()->alert(
-			array(
-				'type'    => 'danger',
-				'content' => __( 'Subscription not found.', 'invoicing' ),
-			),
-			true
-		);
+        aui()->alert(
+            array(
+                'type'    => 'danger',
+                'content' => __( 'Subscription not found.', 'invoicing' ),
+            ),
+            true
+        );
 
-		return;
-	}
+        return;
+    }
 
-	// Use metaboxes to display the subscription details.
-	add_meta_box( 'getpaid_admin_subscription_details_metabox', __( 'Subscription Details', 'invoicing' ), 'getpaid_admin_subscription_details_metabox', get_current_screen(), 'normal', 'high' );
-	add_meta_box( 'getpaid_admin_subscription_update_metabox', __( 'Change Status', 'invoicing' ), 'getpaid_admin_subscription_update_metabox', get_current_screen(), 'side' );
+    // Use metaboxes to display the subscription details.
+    add_meta_box( 'getpaid_admin_subscription_details_metabox', __( 'Subscription Details', 'invoicing' ), 'getpaid_admin_subscription_details_metabox', get_current_screen(), 'normal', 'high' );
+    add_meta_box( 'getpaid_admin_subscription_update_metabox', __( 'Change Status', 'invoicing' ), 'getpaid_admin_subscription_update_metabox', get_current_screen(), 'side' );
 
-	$subscription_id     = $sub->get_id();
-	$subscription_groups = getpaid_get_invoice_subscription_groups( $sub->get_parent_invoice_id() );
-	$subscription_group  = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
+    $subscription_id     = $sub->get_id();
+    $subscription_groups = getpaid_get_invoice_subscription_groups( $sub->get_parent_invoice_id() );
+    $subscription_group  = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
 
-	if ( 1 < count( $subscription_groups ) ) {
-		add_meta_box( 'getpaid_admin_subscription_related_subscriptions_metabox', __( 'Related Subscriptions', 'invoicing' ), 'getpaid_admin_subscription_related_subscriptions_metabox', get_current_screen(), 'advanced' );
-	}
+    if ( 1 < count( $subscription_groups ) ) {
+        add_meta_box( 'getpaid_admin_subscription_related_subscriptions_metabox', __( 'Related Subscriptions', 'invoicing' ), 'getpaid_admin_subscription_related_subscriptions_metabox', get_current_screen(), 'advanced' );
+    }
 
-	if ( ! empty( $subscription_group ) ) {
-		add_meta_box( 'getpaid_admin_subscription_item_details_metabox', __( 'Subscription Items', 'invoicing' ), 'getpaid_admin_subscription_item_details_metabox', get_current_screen(), 'normal', 'low' );
-	}
+    if ( ! empty( $subscription_group ) ) {
+        add_meta_box( 'getpaid_admin_subscription_item_details_metabox', __( 'Subscription Items', 'invoicing' ), 'getpaid_admin_subscription_item_details_metabox', get_current_screen(), 'normal', 'low' );
+    }
 
-	add_meta_box( 'getpaid_admin_subscription_invoice_details_metabox', __( 'Related Invoices', 'invoicing' ), 'getpaid_admin_subscription_invoice_details_metabox', get_current_screen(), 'advanced' );
+    add_meta_box( 'getpaid_admin_subscription_invoice_details_metabox', __( 'Related Invoices', 'invoicing' ), 'getpaid_admin_subscription_invoice_details_metabox', get_current_screen(), 'advanced' );
 
-	do_action( 'getpaid_admin_single_subscription_register_metabox', $sub );
+    do_action( 'getpaid_admin_single_subscription_register_metabox', $sub );
 
-	?>
+    ?>
 
 		<form method="post" action="<?php echo esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $sub->get_id() ) ) ); ?>">
 
@@ -157,49 +157,49 @@ 
  */
 function getpaid_admin_subscription_details_metabox( $sub ) {
 
-	// Subscription items.
-	$subscription_group = getpaid_get_invoice_subscription_group( $sub->get_parent_invoice_id(), $sub->get_id() );
-	$items_count        = empty( $subscription_group ) ? 1 : count( $subscription_group['items'] );
-
-	// Prepare subscription detail columns.
-	$fields = apply_filters(
-		'getpaid_subscription_admin_page_fields',
-		array(
-			'subscription' => __( 'Subscription', 'invoicing' ),
-			'customer'     => __( 'Customer', 'invoicing' ),
-			'amount'       => __( 'Amount', 'invoicing' ),
-			'start_date'   => __( 'Start Date', 'invoicing' ),
-			'renews_on'    => __( 'Next Payment', 'invoicing' ),
-			'renewals'     => __( 'Collected Payments', 'invoicing' ),
-			'item'         => $items_count > 1 ? __( 'Items', 'invoicing' ) : __( 'Item', 'invoicing' ),
-			'gateway'      => __( 'Payment Method', 'invoicing' ),
-			'profile_id'   => __( 'Profile ID', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-		)
-	);
-
-	if ( ! $sub->is_active() ) {
-
-		if ( isset( $fields['renews_on'] ) ) {
-			unset( $fields['renews_on'] );
-		}
-
-		if ( isset( $fields['gateway'] ) ) {
-			unset( $fields['gateway'] );
-		}
-	} elseif ( $sub->is_last_renewal() ) {
-
-		if ( isset( $fields['renews_on'] ) ) {
-			$fields['renews_on'] = __( 'End Date', 'invoicing' );
-		}
-	}
-
-	$profile_id = $sub->get_profile_id();
-	if ( empty( $profile_id ) && isset( $fields['profile_id'] ) ) {
-		unset( $fields['profile_id'] );
-	}
-
-	?>
+    // Subscription items.
+    $subscription_group = getpaid_get_invoice_subscription_group( $sub->get_parent_invoice_id(), $sub->get_id() );
+    $items_count        = empty( $subscription_group ) ? 1 : count( $subscription_group['items'] );
+
+    // Prepare subscription detail columns.
+    $fields = apply_filters(
+        'getpaid_subscription_admin_page_fields',
+        array(
+            'subscription' => __( 'Subscription', 'invoicing' ),
+            'customer'     => __( 'Customer', 'invoicing' ),
+            'amount'       => __( 'Amount', 'invoicing' ),
+            'start_date'   => __( 'Start Date', 'invoicing' ),
+            'renews_on'    => __( 'Next Payment', 'invoicing' ),
+            'renewals'     => __( 'Collected Payments', 'invoicing' ),
+            'item'         => $items_count > 1 ? __( 'Items', 'invoicing' ) : __( 'Item', 'invoicing' ),
+            'gateway'      => __( 'Payment Method', 'invoicing' ),
+            'profile_id'   => __( 'Profile ID', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+        )
+    );
+
+    if ( ! $sub->is_active() ) {
+
+        if ( isset( $fields['renews_on'] ) ) {
+            unset( $fields['renews_on'] );
+        }
+
+        if ( isset( $fields['gateway'] ) ) {
+            unset( $fields['gateway'] );
+        }
+    } elseif ( $sub->is_last_renewal() ) {
+
+        if ( isset( $fields['renews_on'] ) ) {
+            $fields['renews_on'] = __( 'End Date', 'invoicing' );
+        }
+    }
+
+    $profile_id = $sub->get_profile_id();
+    if ( empty( $profile_id ) && isset( $fields['profile_id'] ) ) {
+        unset( $fields['profile_id'] );
+    }
+
+    ?>
 
 		<table class="table table-borderless" style="font-size: 14px;">
 			<tbody>
@@ -233,20 +233,20 @@ 
  */
 function getpaid_admin_subscription_metabox_display_customer( $subscription ) {
 
-	$username = __( '(Missing User)', 'invoicing' );
+    $username = __( '(Missing User)', 'invoicing' );
 
-	$user = get_userdata( $subscription->get_customer_id() );
-	if ( $user ) {
+    $user = get_userdata( $subscription->get_customer_id() );
+    if ( $user ) {
 
-		$username = sprintf(
-			'<a href="user-edit.php?user_id=%s">%s</a>',
-			absint( $user->ID ),
-			! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
-		);
+        $username = sprintf(
+            '<a href="user-edit.php?user_id=%s">%s</a>',
+            absint( $user->ID ),
+            ! empty( $user->display_name ) ? esc_html( $user->display_name ) : sanitize_email( $user->user_email )
+        );
 
-	}
+    }
 
-	echo wp_kses_post( $username );
+    echo wp_kses_post( $username );
 }
 add_action( 'getpaid_subscription_admin_display_customer', 'getpaid_admin_subscription_metabox_display_customer' );
 
@@ -256,8 +256,8 @@ 
  * @param WPInv_Subscription $subscription
  */
 function getpaid_admin_subscription_metabox_display_amount( $subscription ) {
-	$amount    = getpaid_get_formatted_subscription_amount( $subscription );
-	echo wp_kses_post( "<span>$amount</span>" );
+    $amount    = getpaid_get_formatted_subscription_amount( $subscription );
+    echo wp_kses_post( "<span>$amount</span>" );
 }
 add_action( 'getpaid_subscription_admin_display_amount', 'getpaid_admin_subscription_metabox_display_amount' );
 
@@ -268,11 +268,11 @@ 
  */
 function getpaid_admin_subscription_metabox_display_id( $subscription ) {
 
-	printf(
-		'<a href="%s">#%s</a>',
-		esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $subscription->get_id() ) ) ),
-		absint( $subscription->get_id() )
-	);
+    printf(
+        '<a href="%s">#%s</a>',
+        esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $subscription->get_id() ) ) ),
+        absint( $subscription->get_id() )
+    );
 
 }
 add_action( 'getpaid_subscription_admin_display_subscription', 'getpaid_admin_subscription_metabox_display_id' );
@@ -284,24 +284,24 @@ 
  */
 function getpaid_admin_subscription_metabox_display_start_date( $subscription ) {
 
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
-		aui()->input(
-			array(
-				'type'        => 'text',
-				'id'          => 'wpinv_subscription_date_created',
-				'name'        => 'wpinv_subscription_date_created',
-				'label'       => __( 'Start Date', 'invoicing' ),
-				'label_type'  => 'hidden',
-				'placeholder' => 'YYYY-MM-DD',
-				'value'       => esc_attr( $subscription->get_date_created( 'edit' ) ),
-				'no_wrap'     => true,
-				'size'        => 'sm',
-			),
-			true
-		);
-	} else {
-		echo esc_html( getpaid_format_date_value( $subscription->get_date_created() ) );
-	}
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
+        aui()->input(
+            array(
+                'type'        => 'text',
+                'id'          => 'wpinv_subscription_date_created',
+                'name'        => 'wpinv_subscription_date_created',
+                'label'       => __( 'Start Date', 'invoicing' ),
+                'label_type'  => 'hidden',
+                'placeholder' => 'YYYY-MM-DD',
+                'value'       => esc_attr( $subscription->get_date_created( 'edit' ) ),
+                'no_wrap'     => true,
+                'size'        => 'sm',
+            ),
+            true
+        );
+    } else {
+        echo esc_html( getpaid_format_date_value( $subscription->get_date_created() ) );
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_start_date', 'getpaid_admin_subscription_metabox_display_start_date' );
@@ -313,24 +313,24 @@ 
  */
 function getpaid_admin_subscription_metabox_display_renews_on( $subscription ) {
 
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
-		aui()->input(
-			array(
-				'type'        => 'text',
-				'id'          => 'wpinv_subscription_expiration',
-				'name'        => 'wpinv_subscription_expiration',
-				'label'       => __( 'Renews On', 'invoicing' ),
-				'label_type'  => 'hidden',
-				'placeholder' => 'YYYY-MM-DD',
-				'value'       => esc_attr( $subscription->get_expiration( 'edit' ) ),
-				'no_wrap'     => true,
-				'size'        => 'sm',
-			),
-			true
-		);
-	} else {
-		echo esc_html( getpaid_format_date_value( $subscription->get_expiration() ) );
-	}
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_date_change' ) ) {
+        aui()->input(
+            array(
+                'type'        => 'text',
+                'id'          => 'wpinv_subscription_expiration',
+                'name'        => 'wpinv_subscription_expiration',
+                'label'       => __( 'Renews On', 'invoicing' ),
+                'label_type'  => 'hidden',
+                'placeholder' => 'YYYY-MM-DD',
+                'value'       => esc_attr( $subscription->get_expiration( 'edit' ) ),
+                'no_wrap'     => true,
+                'size'        => 'sm',
+            ),
+            true
+        );
+    } else {
+        echo esc_html( getpaid_format_date_value( $subscription->get_expiration() ) );
+    }
 }
 add_action( 'getpaid_subscription_admin_display_renews_on', 'getpaid_admin_subscription_metabox_display_renews_on' );
 
@@ -341,32 +341,32 @@ 
  */
 function getpaid_admin_subscription_metabox_display_renewals( $subscription ) {
 
-	$max_bills    = $subscription->get_bill_times();
-	$times_billed = (int) $subscription->get_times_billed();
-
-	if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_bill_times_change' ) ) {
-		aui()->input(
-			array(
-				'type'             => 'number',
-				'id'               => 'wpinv_subscription_max_bill_times',
-				'name'             => 'wpinv_subscription_max_bill_times',
-				'label'            => __( 'Maximum bill times', 'invoicing' ),
-				'label_type'       => 'hidden',
-				'placeholder'      => __( 'Unlimited', 'invoicing' ),
-				'value'            => empty( $max_bills ) ? '' : (int) $max_bills,
-				'no_wrap'          => true,
-				'size'             => 'sm',
-				'input_group_left' => sprintf(
-					// translators: %d: Number of times billed
-					__( '%d of', 'invoicing' ),
-					$times_billed
-				),
-			),
-			true
-		);
-	} else {
-		echo esc_html( $times_billed ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
-	}
+    $max_bills    = $subscription->get_bill_times();
+    $times_billed = (int) $subscription->get_times_billed();
+
+    if ( $subscription->has_status( 'active trialling' ) && getpaid_payment_gateway_supports( $subscription->get_gateway(), 'subscription_bill_times_change' ) ) {
+        aui()->input(
+            array(
+                'type'             => 'number',
+                'id'               => 'wpinv_subscription_max_bill_times',
+                'name'             => 'wpinv_subscription_max_bill_times',
+                'label'            => __( 'Maximum bill times', 'invoicing' ),
+                'label_type'       => 'hidden',
+                'placeholder'      => __( 'Unlimited', 'invoicing' ),
+                'value'            => empty( $max_bills ) ? '' : (int) $max_bills,
+                'no_wrap'          => true,
+                'size'             => 'sm',
+                'input_group_left' => sprintf(
+                    // translators: %d: Number of times billed
+                    __( '%d of', 'invoicing' ),
+                    $times_billed
+                ),
+            ),
+            true
+        );
+    } else {
+        echo esc_html( $times_billed ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
+    }
 }
 add_action( 'getpaid_subscription_admin_display_renewals', 'getpaid_admin_subscription_metabox_display_renewals' );
 
@@ -378,13 +378,13 @@ 
  */
 function getpaid_admin_subscription_metabox_display_item( $subscription, $subscription_group = false ) {
 
-	if ( empty( $subscription_group ) ) {
-		echo wp_kses_post( WPInv_Subscriptions_List_Table::generate_item_markup( $subscription->get_product_id() ) );
-		return;
-	}
+    if ( empty( $subscription_group ) ) {
+        echo wp_kses_post( WPInv_Subscriptions_List_Table::generate_item_markup( $subscription->get_product_id() ) );
+        return;
+    }
 
-	$markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-	echo wp_kses_post( implode( ' | ', $markup ) );
+    $markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+    echo wp_kses_post( implode( ' | ', $markup ) );
 
 }
 add_action( 'getpaid_subscription_admin_display_item', 'getpaid_admin_subscription_metabox_display_item', 10, 2 );
@@ -396,13 +396,13 @@ 
  */
 function getpaid_admin_subscription_metabox_display_gateway( $subscription ) {
 
-	$gateway = $subscription->get_gateway();
+    $gateway = $subscription->get_gateway();
 
-	if ( ! empty( $gateway ) ) {
-		echo esc_html( wpinv_get_gateway_admin_label( $gateway ) );
-	} else {
-		echo '&mdash;';
-	}
+    if ( ! empty( $gateway ) ) {
+        echo esc_html( wpinv_get_gateway_admin_label( $gateway ) );
+    } else {
+        echo '&mdash;';
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_gateway', 'getpaid_admin_subscription_metabox_display_gateway' );
@@ -413,7 +413,7 @@ 
  * @param WPInv_Subscription $subscription
  */
 function getpaid_admin_subscription_metabox_display_status( $subscription ) {
-	echo wp_kses_post( $subscription->get_status_label_html() );
+    echo wp_kses_post( $subscription->get_status_label_html() );
 }
 add_action( 'getpaid_subscription_admin_display_status', 'getpaid_admin_subscription_metabox_display_status' );
 
@@ -424,28 +424,28 @@ 
  */
 function getpaid_admin_subscription_metabox_display_profile_id( $subscription ) {
 
-	$profile_id = $subscription->get_profile_id();
-
-	aui()->input(
-		array(
-			'type'              => 'text',
-			'id'                => 'wpinv_subscription_profile_id',
-			'name'              => 'wpinv_subscription_profile_id',
-			'label'             => __( 'Profile Id', 'invoicing' ),
-			'label_type'        => 'hidden',
-			'placeholder'       => __( 'Profile Id', 'invoicing' ),
-			'value'             => esc_attr( $profile_id ),
-			'input_group_right' => '',
-			'no_wrap'           => true,
-			'size'              => 'sm',
-		),
-		true
-	);
-
-	$url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $subscription );
-	if ( ! empty( $url ) ) {
-		echo '&nbsp;<a href="' . esc_url_raw( $url ) . '" title="' . esc_attr__( 'View in Gateway', 'invoicing' ) . '" target="_blank"><i class="fas fa-external-link-alt fa-xs fa-fw align-top"></i></a>';
-	}
+    $profile_id = $subscription->get_profile_id();
+
+    aui()->input(
+        array(
+            'type'              => 'text',
+            'id'                => 'wpinv_subscription_profile_id',
+            'name'              => 'wpinv_subscription_profile_id',
+            'label'             => __( 'Profile Id', 'invoicing' ),
+            'label_type'        => 'hidden',
+            'placeholder'       => __( 'Profile Id', 'invoicing' ),
+            'value'             => esc_attr( $profile_id ),
+            'input_group_right' => '',
+            'no_wrap'           => true,
+            'size'              => 'sm',
+        ),
+        true
+    );
+
+    $url = apply_filters( 'getpaid_remote_subscription_profile_url', '', $subscription );
+    if ( ! empty( $url ) ) {
+        echo '&nbsp;<a href="' . esc_url_raw( $url ) . '" title="' . esc_attr__( 'View in Gateway', 'invoicing' ) . '" target="_blank"><i class="fas fa-external-link-alt fa-xs fa-fw align-top"></i></a>';
+    }
 
 }
 add_action( 'getpaid_subscription_admin_display_profile_id', 'getpaid_admin_subscription_metabox_display_profile_id' );
@@ -456,40 +456,40 @@ 
  * @param WPInv_Subscription $subscription
  */
 function getpaid_admin_subscription_update_metabox( $subscription ) {
-	global $aui_bs5;
+    global $aui_bs5;
 
-	?>
+    ?>
 	<div class="mt-3">
 		<?php
-			aui()->select(
-				array(
-					'options'   => getpaid_get_subscription_statuses(),
-					'name'      => 'subscription_status',
-					'id'        => 'subscription_status_update_select',
-					'required'  => true,
-					'no_wrap'   => false,
-					'label'     => __( 'Subscription Status', 'invoicing' ),
-					'help_text' => __( 'Updating the status will trigger related actions and hooks', 'invoicing' ),
-					'select2'   => true,
-					'value'     => $subscription->get_status( 'edit' ),
-				),
-				true
-			);
-		?>
+            aui()->select(
+                array(
+                    'options'   => getpaid_get_subscription_statuses(),
+                    'name'      => 'subscription_status',
+                    'id'        => 'subscription_status_update_select',
+                    'required'  => true,
+                    'no_wrap'   => false,
+                    'label'     => __( 'Subscription Status', 'invoicing' ),
+                    'help_text' => __( 'Updating the status will trigger related actions and hooks', 'invoicing' ),
+                    'select2'   => true,
+                    'value'     => $subscription->get_status( 'edit' ),
+                ),
+                true
+            );
+        ?>
 
 		<div class="mt-2 px-3 py-2 bg-light border-top" style="margin:-12px">
 		<?php
-			submit_button( __( 'Update', 'invoicing' ), 'primary', 'submit', false );
+            submit_button( __( 'Update', 'invoicing' ), 'primary', 'submit', false );
 
-			$url    = wp_nonce_url( add_query_arg( 'getpaid-admin-action', 'subscription_manual_renew' ), 'getpaid-nonce', 'getpaid-nonce' );
-			$anchor = __( 'Renew Subscription', 'invoicing' );
-			$title  = esc_attr__( 'Are you sure you want to extend the subscription and generate a new invoice that will be automatically marked as paid?', 'invoicing' );
+            $url    = wp_nonce_url( add_query_arg( 'getpaid-admin-action', 'subscription_manual_renew' ), 'getpaid-nonce', 'getpaid-nonce' );
+            $anchor = __( 'Renew Subscription', 'invoicing' );
+            $title  = esc_attr__( 'Are you sure you want to extend the subscription and generate a new invoice that will be automatically marked as paid?', 'invoicing' );
 
-			if ( $subscription->is_active() ) {
-				echo "<a href='" . esc_url( $url ) . "' class='" . ( $aui_bs5 ? 'float-end' : 'float-right' ) . " button button-secondary' onclick='return confirm(\"" . esc_attr( $title ) . "\")' title='" . esc_attr__( 'Renew subscription manually', 'invoicing' ) . "'>" . esc_html( $anchor ) . "</a>";
-			}
+            if ( $subscription->is_active() ) {
+                echo "<a href='" . esc_url( $url ) . "' class='" . ( $aui_bs5 ? 'float-end' : 'float-right' ) . " button button-secondary' onclick='return confirm(\"" . esc_attr( $title ) . "\")' title='" . esc_attr__( 'Renew subscription manually', 'invoicing' ) . "'>" . esc_html( $anchor ) . "</a>";
+            }
 
-	echo '</div></div>';
+    echo '</div></div>';
 }
 
 /**
@@ -500,33 +500,33 @@ 
  */
 function getpaid_admin_subscription_invoice_details_metabox( $subscription, $strict = true ) {
 
-	$columns = apply_filters(
-		'getpaid_subscription_related_invoices_columns',
-		array(
-			'invoice'      => __( 'Invoice', 'invoicing' ),
-			'relationship' => __( 'Relationship', 'invoicing' ),
-			'date'         => __( 'Date', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-			'total'        => __( 'Total', 'invoicing' ),
-		),
-		$subscription
-	);
-
-	// Prepare the invoices.
-	$payments = $subscription->get_child_payments( ! is_admin() );
-	$parent   = $subscription->get_parent_invoice();
-
-	if ( $parent->exists() ) {
-		$payments = array_merge( array( $parent ), $payments );
-	}
-
-	$table_class = 'w-100 bg-white';
-
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
-
-	?>
+    $columns = apply_filters(
+        'getpaid_subscription_related_invoices_columns',
+        array(
+            'invoice'      => __( 'Invoice', 'invoicing' ),
+            'relationship' => __( 'Relationship', 'invoicing' ),
+            'date'         => __( 'Date', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+            'total'        => __( 'Total', 'invoicing' ),
+        ),
+        $subscription
+    );
+
+    // Prepare the invoices.
+    $payments = $subscription->get_child_payments( ! is_admin() );
+    $parent   = $subscription->get_parent_invoice();
+
+    if ( $parent->exists() ) {
+        $payments = array_merge( array( $parent ), $payments );
+    }
+
+    $table_class = 'w-100 bg-white';
+
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
+
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -534,10 +534,10 @@ 
 				<thead>
 					<tr>
 						<?php
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='subscription-invoice-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='subscription-invoice-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -553,73 +553,73 @@ 
 
 					<?php
 
-						foreach ( $payments as $payment ) :
+                        foreach ( $payments as $payment ) :
 
-						// Ensure that we have an invoice.
-						$payment = new WPInv_Invoice( $payment );
+                        // Ensure that we have an invoice.
+                        $payment = new WPInv_Invoice( $payment );
 
-						// Abort if the invoice is invalid...
-						if ( ! $payment->exists() ) {
-							continue;
-							}
+                        // Abort if the invoice is invalid...
+                        if ( ! $payment->exists() ) {
+                            continue;
+                            }
 
-						// ... or belongs to a different subscription.
-						if ( $strict && $payment->is_renewal() && $payment->get_subscription_id() && $payment->get_subscription_id() != $subscription->get_id() ) {
-							continue;
-							}
+                        // ... or belongs to a different subscription.
+                        if ( $strict && $payment->is_renewal() && $payment->get_subscription_id() && $payment->get_subscription_id() != $subscription->get_id() ) {
+                            continue;
+                            }
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'total':
-										echo '<strong>';
-										wpinv_the_price( $payment->get_total(), $payment->get_currency() );
-										echo '</strong>';
-									break;
+                                case 'total':
+                                        echo '<strong>';
+                                        wpinv_the_price( $payment->get_total(), $payment->get_currency() );
+                                        echo '</strong>';
+                                    break;
 
-								case 'relationship':
-										echo $payment->is_renewal() ? esc_html__( 'Renewal Invoice', 'invoicing' ) : esc_html__( 'Initial Invoice', 'invoicing' );
-									break;
+                                case 'relationship':
+                                        echo $payment->is_renewal() ? esc_html__( 'Renewal Invoice', 'invoicing' ) : esc_html__( 'Initial Invoice', 'invoicing' );
+                                    break;
 
-								case 'date':
-									echo esc_html( getpaid_format_date_value( $payment->get_date_created() ) );
-									break;
+                                case 'date':
+                                    echo esc_html( getpaid_format_date_value( $payment->get_date_created() ) );
+                                    break;
 
-								case 'status':
-										$status = $payment->get_status_nicename();
-										if ( is_admin() ) {
-										$status = $payment->get_status_label_html();
-										}
+                                case 'status':
+                                        $status = $payment->get_status_nicename();
+                                        if ( is_admin() ) {
+                                        $status = $payment->get_status_label_html();
+                                        }
 
-										echo wp_kses_post( $status );
-									break;
+                                        echo wp_kses_post( $status );
+                                    break;
 
-								case 'invoice':
-										if ( ! is_admin() ) {
-											$link = $payment->get_view_url();
-										} else {
-											$link = get_edit_post_link( $payment->get_id() );
-										}
+                                case 'invoice':
+                                        if ( ! is_admin() ) {
+                                            $link = $payment->get_view_url();
+                                        } else {
+                                            $link = get_edit_post_link( $payment->get_id() );
+                                        }
 
-										$invoice = esc_html( $payment->get_number() );
+                                        $invoice = esc_html( $payment->get_number() );
 
-										echo wp_kses_post( "<a href='" . ( $link ? esc_url( $link ) : '#' ) . "'>$invoice</a>" );
-									break;
-										}
+                                        echo wp_kses_post( "<a href='" . ( $link ? esc_url( $link ) : '#' ) . "'>$invoice</a>" );
+                                    break;
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 
@@ -637,42 +637,42 @@ 
  */
 function getpaid_admin_subscription_item_details_metabox( $subscription ) {
 
-	// Fetch the subscription group.
-	$subscription_group = getpaid_get_invoice_subscription_group( $subscription->get_parent_payment_id(), $subscription->get_id() );
+    // Fetch the subscription group.
+    $subscription_group = getpaid_get_invoice_subscription_group( $subscription->get_parent_payment_id(), $subscription->get_id() );
 
-	if ( empty( $subscription_group ) || empty( $subscription_group['items'] ) ) {
-		return;
-	}
+    if ( empty( $subscription_group ) || empty( $subscription_group['items'] ) ) {
+        return;
+    }
 
-	// Prepare table columns.
-	$columns = apply_filters(
-		'getpaid_subscription_item_details_columns',
-		array(
-			'item_name' => __( 'Item', 'invoicing' ),
-			'price'     => __( 'Price', 'invoicing' ),
-			'tax'       => __( 'Tax', 'invoicing' ),
-			'discount'  => __( 'Discount', 'invoicing' ),
-			//'initial'      => __( 'Initial Amount', 'invoicing' ),
-			'recurring' => __( 'Subtotal', 'invoicing' ),
-		),
-		$subscription
-	);
+    // Prepare table columns.
+    $columns = apply_filters(
+        'getpaid_subscription_item_details_columns',
+        array(
+            'item_name' => __( 'Item', 'invoicing' ),
+            'price'     => __( 'Price', 'invoicing' ),
+            'tax'       => __( 'Tax', 'invoicing' ),
+            'discount'  => __( 'Discount', 'invoicing' ),
+            //'initial'      => __( 'Initial Amount', 'invoicing' ),
+            'recurring' => __( 'Subtotal', 'invoicing' ),
+        ),
+        $subscription
+    );
 
-	// Prepare the invoices.
+    // Prepare the invoices.
 
-	$invoice = $subscription->get_parent_invoice();
+    $invoice = $subscription->get_parent_invoice();
 
-	if ( ( ! wpinv_use_taxes() || ! $invoice->is_taxable() ) && isset( $columns['tax'] ) ) {
-		unset( $columns['tax'] );
-	}
+    if ( ( ! wpinv_use_taxes() || ! $invoice->is_taxable() ) && isset( $columns['tax'] ) ) {
+        unset( $columns['tax'] );
+    }
 
-	$table_class = 'w-100 bg-white';
+    $table_class = 'w-100 bg-white';
 
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
 
-	?>
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -681,10 +681,10 @@ 
 					<tr>
 						<?php
 
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='subscription-item-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='subscription-item-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -692,106 +692,106 @@ 
 
 					<?php
 
-						foreach ( $subscription_group['items'] as $subscription_group_item ) :
+                        foreach ( $subscription_group['items'] as $subscription_group_item ) :
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'item_name':
-										$item_name = get_the_title( $subscription_group_item['item_id'] );
-										$item_name = empty( $item_name ) ? $subscription_group_item['item_name'] : $item_name;
+                                case 'item_name':
+                                        $item_name = get_the_title( $subscription_group_item['item_id'] );
+                                        $item_name = empty( $item_name ) ? $subscription_group_item['item_name'] : $item_name;
 
-										if ( $invoice->get_template() == 'amount' || 1 == (float) $subscription_group_item['quantity'] ) {
-										echo esc_html( $item_name );
-										} else {
-										printf( '%1$s x %2$d', esc_html( $item_name ), (float) $subscription_group_item['quantity'] );
-											}
+                                        if ( $invoice->get_template() == 'amount' || 1 == (float) $subscription_group_item['quantity'] ) {
+                                        echo esc_html( $item_name );
+                                        } else {
+                                        printf( '%1$s x %2$d', esc_html( $item_name ), (float) $subscription_group_item['quantity'] );
+                                            }
 
-									break;
+                                    break;
 
-								case 'price':
-									wpinv_the_price( $subscription_group_item['item_price'], $invoice->get_currency() );
-									break;
+                                case 'price':
+                                    wpinv_the_price( $subscription_group_item['item_price'], $invoice->get_currency() );
+                                    break;
 
-								case 'tax':
-									wpinv_the_price( $subscription_group_item['tax'], $invoice->get_currency() );
-									break;
+                                case 'tax':
+                                    wpinv_the_price( $subscription_group_item['tax'], $invoice->get_currency() );
+                                    break;
 
-								case 'discount':
-									wpinv_the_price( $subscription_group_item['discount'], $invoice->get_currency() );
-									break;
+                                case 'discount':
+                                    wpinv_the_price( $subscription_group_item['discount'], $invoice->get_currency() );
+                                    break;
 
-								case 'initial':
-									wpinv_the_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() );
-									break;
+                                case 'initial':
+                                    wpinv_the_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() );
+                                    break;
 
-								case 'recurring':
-										echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() ) . '</strong>' );
-									break;
+                                case 'recurring':
+                                        echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_item['price'] * $subscription_group_item['quantity'], $invoice->get_currency() ) . '</strong>' );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
+                        endforeach;
 
-						foreach ( $subscription_group['fees'] as $subscription_group_fee ) :
+                        foreach ( $subscription_group['fees'] as $subscription_group_fee ) :
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'item_name':
-										echo esc_html( $subscription_group_fee['name'] );
-									break;
+                                case 'item_name':
+                                        echo esc_html( $subscription_group_fee['name'] );
+                                    break;
 
-								case 'price':
-									wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
-									break;
+                                case 'price':
+                                    wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
+                                    break;
 
-								case 'tax':
-									echo '&mdash;';
-									break;
+                                case 'tax':
+                                    echo '&mdash;';
+                                    break;
 
-								case 'discount':
-										echo '&mdash;';
-									break;
+                                case 'discount':
+                                        echo '&mdash;';
+                                    break;
 
-								case 'initial':
-									wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
-									break;
+                                case 'initial':
+                                    wpinv_the_price( $subscription_group_fee['initial_fee'], $invoice->get_currency() );
+                                    break;
 
-								case 'recurring':
-										echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_fee['recurring_fee'], $invoice->get_currency() ) . '</strong>' );
-									break;
+                                case 'recurring':
+                                        echo wp_kses_post( '<strong>' . wpinv_price( $subscription_group_fee['recurring_fee'], $invoice->get_currency() ) . '</strong>' );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 
@@ -810,38 +810,38 @@ 
  */
 function getpaid_admin_subscription_related_subscriptions_metabox( $subscription, $skip_current = true ) {
 
-	// Fetch the subscription groups.
-	$subscription_groups = getpaid_get_invoice_subscription_groups( $subscription->get_parent_payment_id() );
-
-	if ( empty( $subscription_groups ) ) {
-		return;
-	}
-
-	// Prepare table columns.
-	$columns = apply_filters(
-		'getpaid_subscription_related_subscriptions_columns',
-		array(
-			'subscription' => __( 'Subscription', 'invoicing' ),
-			'start_date'   => __( 'Start Date', 'invoicing' ),
-			'renewal_date' => __( 'Next Payment', 'invoicing' ),
-			'renewals'     => __( 'Payments', 'invoicing' ),
-			'item'         => __( 'Items', 'invoicing' ),
-			'status'       => __( 'Status', 'invoicing' ),
-		),
-		$subscription
-	);
-
-	if ( $subscription->get_status() == 'pending' ) {
-		unset( $columns['start_date'], $columns['renewal_date'] );
-	}
-
-	$table_class = 'w-100 bg-white';
-
-	if ( ! is_admin() ) {
-		$table_class = 'table table-bordered';
-	}
-
-	?>
+    // Fetch the subscription groups.
+    $subscription_groups = getpaid_get_invoice_subscription_groups( $subscription->get_parent_payment_id() );
+
+    if ( empty( $subscription_groups ) ) {
+        return;
+    }
+
+    // Prepare table columns.
+    $columns = apply_filters(
+        'getpaid_subscription_related_subscriptions_columns',
+        array(
+            'subscription' => __( 'Subscription', 'invoicing' ),
+            'start_date'   => __( 'Start Date', 'invoicing' ),
+            'renewal_date' => __( 'Next Payment', 'invoicing' ),
+            'renewals'     => __( 'Payments', 'invoicing' ),
+            'item'         => __( 'Items', 'invoicing' ),
+            'status'       => __( 'Status', 'invoicing' ),
+        ),
+        $subscription
+    );
+
+    if ( $subscription->get_status() == 'pending' ) {
+        unset( $columns['start_date'], $columns['renewal_date'] );
+    }
+
+    $table_class = 'w-100 bg-white';
+
+    if ( ! is_admin() ) {
+        $table_class = 'table table-bordered';
+    }
+
+    ?>
 		<div class="m-0" style="overflow: auto;">
 
 			<table class="<?php echo esc_attr( $table_class ); ?>">
@@ -850,10 +850,10 @@ 
 					<tr>
 						<?php
 
-							foreach ( $columns as $key => $label ) {
-							echo "<th class='related-subscription-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
-							}
-						?>
+                            foreach ( $columns as $key => $label ) {
+                            echo "<th class='related-subscription-field-" . esc_attr( $key ) . " bg-light p-2 text-left color-dark font-weight-bold'>" . esc_html( $label ) . "</th>";
+                            }
+                        ?>
 					</tr>
 				</thead>
 
@@ -861,74 +861,74 @@ 
 
 					<?php
 
-						foreach ( $subscription_groups as $subscription_group ) :
+                        foreach ( $subscription_groups as $subscription_group ) :
 
-						// Do not list current subscription.
-						if ( $skip_current && (int) $subscription_group['subscription_id'] === $subscription->get_id() ) {
-							continue;
-							}
+                        // Do not list current subscription.
+                        if ( $skip_current && (int) $subscription_group['subscription_id'] === $subscription->get_id() ) {
+                            continue;
+                            }
 
-						// Ensure the subscription exists.
-						$_suscription = new WPInv_Subscription( $subscription_group['subscription_id'] );
+                        // Ensure the subscription exists.
+                        $_suscription = new WPInv_Subscription( $subscription_group['subscription_id'] );
 
-						if ( ! $_suscription->exists() ) {
-							continue;
-							}
+                        if ( ! $_suscription->exists() ) {
+                            continue;
+                            }
 
-						echo '<tr>';
+                        echo '<tr>';
 
-						foreach ( array_keys( $columns ) as $key ) {
+                        foreach ( array_keys( $columns ) as $key ) {
 
-							$class = 'text-left';
+                            $class = 'text-left';
 
-							echo "<td class='p-2 text-left'>";
+                            echo "<td class='p-2 text-left'>";
 
-								switch ( $key ) {
+                                switch ( $key ) {
 
-								case 'status':
-										echo wp_kses_post( $_suscription->get_status_label_html() );
-									break;
+                                case 'status':
+                                        echo wp_kses_post( $_suscription->get_status_label_html() );
+                                    break;
 
-								case 'item':
-											$markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
-											echo wp_kses_post( implode( ' | ', $markup ) );
-									break;
+                                case 'item':
+                                            $markup = array_map( array( 'WPInv_Subscriptions_List_Table', 'generate_item_markup' ), array_keys( $subscription_group['items'] ) );
+                                            echo wp_kses_post( implode( ' | ', $markup ) );
+                                    break;
 
-								case 'renewals':
-									$max_bills = $_suscription->get_bill_times();
-									echo ( (int) $_suscription->get_times_billed() ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
-									break;
+                                case 'renewals':
+                                    $max_bills = $_suscription->get_bill_times();
+                                    echo ( (int) $_suscription->get_times_billed() ) . ' / ' . ( empty( $max_bills ) ? '&infin;' : (int) $max_bills );
+                                    break;
 
-								case 'renewal_date':
-										echo $_suscription->is_active() ? esc_html( getpaid_format_date_value( $_suscription->get_expiration() ) ) : '&mdash;';
-									break;
+                                case 'renewal_date':
+                                        echo $_suscription->is_active() ? esc_html( getpaid_format_date_value( $_suscription->get_expiration() ) ) : '&mdash;';
+                                    break;
 
-								case 'start_date':
-										echo 'pending' == $_suscription->get_status() ? '&mdash;' : esc_html( getpaid_format_date_value( $_suscription->get_date_created() ) );
-									break;
+                                case 'start_date':
+                                        echo 'pending' == $_suscription->get_status() ? '&mdash;' : esc_html( getpaid_format_date_value( $_suscription->get_date_created() ) );
+                                    break;
 
-								case 'subscription':
-										$url = is_admin() ? admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $_suscription->get_id() ) ) : $_suscription->get_view_url();
-										printf(
+                                case 'subscription':
+                                        $url = is_admin() ? admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $_suscription->get_id() ) ) : $_suscription->get_view_url();
+                                        printf(
                                             '%1$s#%2$s%3$s',
                                             '<a href="' . esc_url( $url ) . '">',
                                             '<strong>' . intval( $_suscription->get_id() ) . '</strong>',
-											'</a>'
+                                            '</a>'
                                         );
 
-											echo wp_kses_post( WPInv_Subscriptions_List_Table::column_amount( $_suscription ) );
-									break;
+                                            echo wp_kses_post( WPInv_Subscriptions_List_Table::column_amount( $_suscription ) );
+                                    break;
 
-										}
+                                        }
 
-								echo '</td>';
+                                echo '</td>';
 
-							}
+                            }
 
-						echo '</tr>';
+                        echo '</tr>';
 
-						endforeach;
-					?>
+                        endforeach;
+                    ?>
 
 				</tbody>
 

includes/subscription-functions.php

Indentation +323 added lines, -323 removed lines

@@ -50,7 +50,7 @@ 
  */
 function getpaid_get_invoice_subscription_group( $invoice_id, $subscription_id ) {
     $subscription_groups = getpaid_get_invoice_subscription_groups( $invoice_id );
-	$matching_group      = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
+    $matching_group      = wp_list_filter( $subscription_groups, compact( 'subscription_id' ) );
     return reset( $matching_group );
 }
 
@@ -63,11 +63,11 @@ 
  */
 function getpaid_get_subscription( $subscription ) {
 
-	if ( ! is_a( $subscription, 'WPInv_Subscription' ) ) {
-		$subscription = new WPInv_Subscription( $subscription );
-	}
+    if ( ! is_a( $subscription, 'WPInv_Subscription' ) ) {
+        $subscription = new WPInv_Subscription( $subscription );
+    }
 
-	return $subscription->exists() ? $subscription : false;
+    return $subscription->exists() ? $subscription : false;
 }
 
 /**
@@ -81,28 +81,28 @@ 
  */
 function getpaid_get_subscriptions( $args = array(), $return = 'results' ) {
 
-	// Do not retrieve all fields if we just want the count.
-	if ( 'count' == $return ) {
-		$args['fields'] = 'id';
-		$args['number'] = 1;
-	}
+    // Do not retrieve all fields if we just want the count.
+    if ( 'count' == $return ) {
+        $args['fields'] = 'id';
+        $args['number'] = 1;
+    }
 
-	// Do not count all matches if we just want the results.
-	if ( 'results' == $return ) {
-		$args['count_total'] = false;
-	}
+    // Do not count all matches if we just want the results.
+    if ( 'results' == $return ) {
+        $args['count_total'] = false;
+    }
 
-	$query = new GetPaid_Subscriptions_Query( $args );
+    $query = new GetPaid_Subscriptions_Query( $args );
 
-	if ( 'results' == $return ) {
-		return $query->get_results();
-	}
+    if ( 'results' == $return ) {
+        return $query->get_results();
+    }
 
-	if ( 'count' == $return ) {
-		return $query->get_total();
-	}
+    if ( 'count' == $return ) {
+        return $query->get_total();
+    }
 
-	return $query;
+    return $query;
 }
 
 /**
@@ -112,18 +112,18 @@ 
  */
 function getpaid_get_subscription_statuses() {
 
-	return apply_filters(
-		'getpaid_get_subscription_statuses',
-		array(
-			'pending'   => __( 'Pending', 'invoicing' ),
-			'trialling' => __( 'Trialing', 'invoicing' ),
-			'active'    => __( 'Active', 'invoicing' ),
-			'failing'   => __( 'Failing', 'invoicing' ),
-			'expired'   => __( 'Expired', 'invoicing' ),
-			'completed' => __( 'Complete', 'invoicing' ),
-			'cancelled' => __( 'Cancelled', 'invoicing' ),
-		)
-	);
+    return apply_filters(
+        'getpaid_get_subscription_statuses',
+        array(
+            'pending'   => __( 'Pending', 'invoicing' ),
+            'trialling' => __( 'Trialing', 'invoicing' ),
+            'active'    => __( 'Active', 'invoicing' ),
+            'failing'   => __( 'Failing', 'invoicing' ),
+            'expired'   => __( 'Expired', 'invoicing' ),
+            'completed' => __( 'Complete', 'invoicing' ),
+            'cancelled' => __( 'Cancelled', 'invoicing' ),
+        )
+    );
 
 }
 
@@ -133,8 +133,8 @@ 
  * @return string
  */
 function getpaid_get_subscription_status_label( $status ) {
-	$statuses = getpaid_get_subscription_statuses();
-	return isset( $statuses[ $status ] ) ? $statuses[ $status ] : ucfirst( sanitize_text_field( $status ) );
+    $statuses = getpaid_get_subscription_statuses();
+    return isset( $statuses[ $status ] ) ? $statuses[ $status ] : ucfirst( sanitize_text_field( $status ) );
 }
 
 /**
@@ -144,18 +144,18 @@ 
  */
 function getpaid_get_subscription_status_classes() {
 
-	return apply_filters(
-		'getpaid_get_subscription_status_classes',
-		array(
-			'pending'   => 'bg-dark',
-			'trialling' => 'bg-info',
-			'active'    => 'bg-success',
-			'failing'   => 'bg-warning text-dark',
-			'expired'   => 'bg-danger',
-			'completed' => 'bg-primary',
-			'cancelled' => 'bg-secondary',
-		)
-	);
+    return apply_filters(
+        'getpaid_get_subscription_status_classes',
+        array(
+            'pending'   => 'bg-dark',
+            'trialling' => 'bg-info',
+            'active'    => 'bg-success',
+            'failing'   => 'bg-warning text-dark',
+            'expired'   => 'bg-danger',
+            'completed' => 'bg-primary',
+            'cancelled' => 'bg-secondary',
+        )
+    );
 
 }
 
@@ -166,15 +166,15 @@ 
  */
 function getpaid_get_subscription_status_counts( $args = array() ) {
 
-	$statuses = array_keys( getpaid_get_subscription_statuses() );
-	$counts   = array();
+    $statuses = array_keys( getpaid_get_subscription_statuses() );
+    $counts   = array();
 
-	foreach ( $statuses as $status ) {
-		$_args             = wp_parse_args( "status=$status", $args );
-		$counts[ $status ] = getpaid_get_subscriptions( $_args, 'count' );
-	}
+    foreach ( $statuses as $status ) {
+        $_args             = wp_parse_args( "status=$status", $args );
+        $counts[ $status ] = getpaid_get_subscriptions( $_args, 'count' );
+    }
 
-	return $counts;
+    return $counts;
 
 }
 
@@ -185,32 +185,32 @@ 
  */
 function getpaid_get_subscription_periods() {
 
-	return apply_filters(
-		'getpaid_get_subscription_periods',
-		array(
+    return apply_filters(
+        'getpaid_get_subscription_periods',
+        array(
 
-			'day'   => array(
-				'singular' => __( '%s day', 'invoicing' ),
-				'plural'   => __( '%d days', 'invoicing' ),
-			),
+            'day'   => array(
+                'singular' => __( '%s day', 'invoicing' ),
+                'plural'   => __( '%d days', 'invoicing' ),
+            ),
 
-			'week'  => array(
-				'singular' => __( '%s week', 'invoicing' ),
-				'plural'   => __( '%d weeks', 'invoicing' ),
-			),
+            'week'  => array(
+                'singular' => __( '%s week', 'invoicing' ),
+                'plural'   => __( '%d weeks', 'invoicing' ),
+            ),
 
-			'month' => array(
-				'singular' => __( '%s month', 'invoicing' ),
-				'plural'   => __( '%d months', 'invoicing' ),
-			),
+            'month' => array(
+                'singular' => __( '%s month', 'invoicing' ),
+                'plural'   => __( '%d months', 'invoicing' ),
+            ),
 
-			'year'  => array(
-				'singular' => __( '%s year', 'invoicing' ),
-				'plural'   => __( '%d years', 'invoicing' ),
-			),
+            'year'  => array(
+                'singular' => __( '%s year', 'invoicing' ),
+                'plural'   => __( '%d years', 'invoicing' ),
+            ),
 
-		)
-	);
+        )
+    );
 
 }
 
@@ -221,7 +221,7 @@ 
  * @return int
  */
 function getpaid_get_subscription_trial_period_interval( $trial_period ) {
-	return (int) preg_replace( '/[^0-9]/', '', $trial_period );
+    return (int) preg_replace( '/[^0-9]/', '', $trial_period );
 }
 
 /**
@@ -231,7 +231,7 @@ 
  * @return string
  */
 function getpaid_get_subscription_trial_period_period( $trial_period ) {
-	return preg_replace( '/[^a-z]/', '', strtolower( $trial_period ) );
+    return preg_replace( '/[^a-z]/', '', strtolower( $trial_period ) );
 }
 
 /**
@@ -242,8 +242,8 @@ 
  * @return string
  */
 function getpaid_get_subscription_period_label( $period, $interval = 1, $singular_prefix = '1' ) {
-	$label = (int) $interval > 1 ? getpaid_get_plural_subscription_period_label( $period, $interval ) : getpaid_get_singular_subscription_period_label( $period, $singular_prefix );
-	return strtolower( sanitize_text_field( $label ) );
+    $label = (int) $interval > 1 ? getpaid_get_plural_subscription_period_label( $period, $interval ) : getpaid_get_singular_subscription_period_label( $period, $singular_prefix );
+    return strtolower( sanitize_text_field( $label ) );
 }
 
 /**
@@ -254,22 +254,22 @@ 
  */
 function getpaid_get_singular_subscription_period_label( $period, $singular_prefix = '1' ) {
 
-	$periods = getpaid_get_subscription_periods();
-	$period  = strtolower( $period );
+    $periods = getpaid_get_subscription_periods();
+    $period  = strtolower( $period );
 
-	if ( isset( $periods[ $period ] ) ) {
-		return sprintf( $periods[ $period ]['singular'], $singular_prefix );
-	}
+    if ( isset( $periods[ $period ] ) ) {
+        return sprintf( $periods[ $period ]['singular'], $singular_prefix );
+    }
 
-	// Backwards compatibility.
-	foreach ( $periods as $key => $data ) {
-		if ( strpos( $key, $period ) === 0 ) {
-			return sprintf( $data['singular'], $singular_prefix );
-		}
-	}
+    // Backwards compatibility.
+    foreach ( $periods as $key => $data ) {
+        if ( strpos( $key, $period ) === 0 ) {
+            return sprintf( $data['singular'], $singular_prefix );
+        }
+    }
 
-	// Invalid string.
-	return '';
+    // Invalid string.
+    return '';
 }
 
 /**
@@ -281,22 +281,22 @@ 
  */
 function getpaid_get_plural_subscription_period_label( $period, $interval ) {
 
-	$periods = getpaid_get_subscription_periods();
-	$period  = strtolower( $period );
+    $periods = getpaid_get_subscription_periods();
+    $period  = strtolower( $period );
 
-	if ( isset( $periods[ $period ] ) ) {
-		return sprintf( $periods[ $period ]['plural'], $interval );
-	}
+    if ( isset( $periods[ $period ] ) ) {
+        return sprintf( $periods[ $period ]['plural'], $interval );
+    }
 
-	// Backwards compatibility.
-	foreach ( $periods as $key => $data ) {
-		if ( strpos( $key, $period ) === 0 ) {
-			return sprintf( $data['plural'], $interval );
-		}
-	}
+    // Backwards compatibility.
+    foreach ( $periods as $key => $data ) {
+        if ( strpos( $key, $period ) === 0 ) {
+            return sprintf( $data['plural'], $interval );
+        }
+    }
 
-	// Invalid string.
-	return '';
+    // Invalid string.
+    return '';
 }
 
 /**
@@ -307,92 +307,92 @@ 
  */
 function getpaid_get_formatted_subscription_amount( $subscription ) {
 
-	$initial    = wpinv_price( $subscription->get_initial_amount(), $subscription->get_parent_payment()->get_currency() );
-	$recurring  = wpinv_price( $subscription->get_recurring_amount(), $subscription->get_parent_payment()->get_currency() );
-	$period     = getpaid_get_subscription_period_label( $subscription->get_period(), $subscription->get_frequency(), '' );
-	$bill_times = $subscription->get_bill_times();
-	$bill_times_less = $bill_times - 1;
-
-	if ( ! empty( $bill_times ) ) {
-		$bill_times = $subscription->get_frequency() * $bill_times;
-		$bill_times_less = getpaid_get_subscription_period_label( $subscription->get_period(), $bill_times - $subscription->get_frequency() );
-		$bill_times = getpaid_get_subscription_period_label( $subscription->get_period(), $bill_times );
-	}
-
-	// Trial periods.
-	if ( $subscription->has_trial_period() ) {
-
-		$trial_period   = getpaid_get_subscription_trial_period_period( $subscription->get_trial_period() );
-		$trial_interval = getpaid_get_subscription_trial_period_interval( $subscription->get_trial_period() );
-
-		if ( empty( $bill_times ) ) {
-
-			return sprintf(
-				// translators: $1: is the initial amount, $2: is the trial period, $3: is the recurring amount, $4: is the recurring period
-				_x( '%1$s trial for %2$s then %3$s / %4$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year)', 'invoicing' ),
-				$initial,
-				getpaid_get_subscription_period_label( $trial_period, $trial_interval ),
-				$recurring,
-				$period
-			);
-
-		}
-
-		return sprintf(
-			// translators: $1: is the initial amount, $2: is the trial period, $3: is the recurring amount, $4: is the recurring period, $5: is the bill times
-			_x( '%1$s trial for %2$s then %3$s / %4$s for %5$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year for 4 years)', 'invoicing' ),
-			$initial,
-			getpaid_get_subscription_period_label( $trial_period, $trial_interval ),
-			$recurring,
-			$period,
-			$bill_times
-		);
-
-	}
-
-	if ( $initial != $recurring ) {
-
-		if ( empty( $bill_times ) ) {
-
-			return sprintf(
-				// translators: $1: is the initial amount, $2: is the recurring amount, $3: is the recurring period
-				_x( 'Initial payment of %1$s which renews at %2$s / %3$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year)', 'invoicing' ),
-				$initial,
-				$recurring,
-				$period
-			);
-
-		}
-
-		return sprintf(
-			// translators: $1: is the initial amount, $2: is the recurring amount, $3: is the recurring period, $4: is the bill times
-			_x( 'Initial payment of %1$s which renews at %2$s / %3$s for %4$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year for 5 years)', 'invoicing' ),
-			$initial,
-			$recurring,
-			$period,
-			$bill_times_less
-		);
-
-	}
-
-	if ( empty( $bill_times ) ) {
-
-		return sprintf(
-			// translators: $1: is the recurring amount, $2: is the recurring period
-			_x( '%1$s / %2$s', 'Subscription amount. (e.g.: $120 / year)', 'invoicing' ),
-			$initial,
-			$period
-		);
-
-	}
-
-	return sprintf(
-		// translators: $1: is the bill times, $2: is the recurring amount, $3: is the recurring period
-		_x( '%2$s / %3$s for %1$s', 'Subscription amount. (e.g.: $120 / year for 5 years)', 'invoicing' ),
-		$bill_times,
-		$initial,
-		$period
-	);
+    $initial    = wpinv_price( $subscription->get_initial_amount(), $subscription->get_parent_payment()->get_currency() );
+    $recurring  = wpinv_price( $subscription->get_recurring_amount(), $subscription->get_parent_payment()->get_currency() );
+    $period     = getpaid_get_subscription_period_label( $subscription->get_period(), $subscription->get_frequency(), '' );
+    $bill_times = $subscription->get_bill_times();
+    $bill_times_less = $bill_times - 1;
+
+    if ( ! empty( $bill_times ) ) {
+        $bill_times = $subscription->get_frequency() * $bill_times;
+        $bill_times_less = getpaid_get_subscription_period_label( $subscription->get_period(), $bill_times - $subscription->get_frequency() );
+        $bill_times = getpaid_get_subscription_period_label( $subscription->get_period(), $bill_times );
+    }
+
+    // Trial periods.
+    if ( $subscription->has_trial_period() ) {
+
+        $trial_period   = getpaid_get_subscription_trial_period_period( $subscription->get_trial_period() );
+        $trial_interval = getpaid_get_subscription_trial_period_interval( $subscription->get_trial_period() );
+
+        if ( empty( $bill_times ) ) {
+
+            return sprintf(
+                // translators: $1: is the initial amount, $2: is the trial period, $3: is the recurring amount, $4: is the recurring period
+                _x( '%1$s trial for %2$s then %3$s / %4$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year)', 'invoicing' ),
+                $initial,
+                getpaid_get_subscription_period_label( $trial_period, $trial_interval ),
+                $recurring,
+                $period
+            );
+
+        }
+
+        return sprintf(
+            // translators: $1: is the initial amount, $2: is the trial period, $3: is the recurring amount, $4: is the recurring period, $5: is the bill times
+            _x( '%1$s trial for %2$s then %3$s / %4$s for %5$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year for 4 years)', 'invoicing' ),
+            $initial,
+            getpaid_get_subscription_period_label( $trial_period, $trial_interval ),
+            $recurring,
+            $period,
+            $bill_times
+        );
+
+    }
+
+    if ( $initial != $recurring ) {
+
+        if ( empty( $bill_times ) ) {
+
+            return sprintf(
+                // translators: $1: is the initial amount, $2: is the recurring amount, $3: is the recurring period
+                _x( 'Initial payment of %1$s which renews at %2$s / %3$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year)', 'invoicing' ),
+                $initial,
+                $recurring,
+                $period
+            );
+
+        }
+
+        return sprintf(
+            // translators: $1: is the initial amount, $2: is the recurring amount, $3: is the recurring period, $4: is the bill times
+            _x( 'Initial payment of %1$s which renews at %2$s / %3$s for %4$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year for 5 years)', 'invoicing' ),
+            $initial,
+            $recurring,
+            $period,
+            $bill_times_less
+        );
+
+    }
+
+    if ( empty( $bill_times ) ) {
+
+        return sprintf(
+            // translators: $1: is the recurring amount, $2: is the recurring period
+            _x( '%1$s / %2$s', 'Subscription amount. (e.g.: $120 / year)', 'invoicing' ),
+            $initial,
+            $period
+        );
+
+    }
+
+    return sprintf(
+        // translators: $1: is the bill times, $2: is the recurring amount, $3: is the recurring period
+        _x( '%2$s / %3$s for %1$s', 'Subscription amount. (e.g.: $120 / year for 5 years)', 'invoicing' ),
+        $bill_times,
+        $initial,
+        $period
+    );
 
 }
 
@@ -403,7 +403,7 @@ 
  * @return WPInv_Subscription|false
  */
 function getpaid_get_invoice_subscription( $invoice ) {
-	return getpaid_subscriptions()->get_invoice_subscription( $invoice );
+    return getpaid_subscriptions()->get_invoice_subscription( $invoice );
 }
 
 /**
@@ -412,10 +412,10 @@ 
  * @param WPInv_Invoice $invoice
  */
 function getpaid_activate_invoice_subscription( $invoice ) {
-	$subscription = getpaid_get_invoice_subscription( $invoice );
-	if ( is_a( $subscription, 'WPInv_Subscription' ) ) {
-		$subscription->activate();
-	}
+    $subscription = getpaid_get_invoice_subscription( $invoice );
+    if ( is_a( $subscription, 'WPInv_Subscription' ) ) {
+        $subscription->activate();
+    }
 }
 
 /**
@@ -424,7 +424,7 @@ 
  * @return WPInv_Subscriptions
  */
 function getpaid_subscriptions() {
-	return getpaid()->get( 'subscriptions' );
+    return getpaid()->get( 'subscriptions' );
 }
 
 /**
@@ -443,15 +443,15 @@ 
         return false;
     }
 
-	// Fetch the invoice subscription.
-	$subscription = getpaid_get_subscriptions(
-		array(
-			'invoice_in' => $invoice->is_renewal() ? $invoice->get_parent_id() : $invoice->get_id(),
-			'number'     => 1,
-		)
-	);
+    // Fetch the invoice subscription.
+    $subscription = getpaid_get_subscriptions(
+        array(
+            'invoice_in' => $invoice->is_renewal() ? $invoice->get_parent_id() : $invoice->get_id(),
+            'number'     => 1,
+        )
+    );
 
-	return empty( $subscription ) ? false : $subscription[0];
+    return empty( $subscription ) ? false : $subscription[0];
 
 }
 
@@ -468,48 +468,48 @@ 
  */
 function getpaid_get_recurring_item_key( $cart_item ) {
 
-	$cart_key     = 'renews_';
-	$interval     = $cart_item->get_recurring_interval();
-	$period       = $cart_item->get_recurring_period( true );
-	$length       = $cart_item->get_recurring_limit() * $interval;
-	$trial_period = $cart_item->get_trial_period( true );
-	$trial_length = $cart_item->get_trial_interval();
-
-	// First start with the billing interval and period
-	switch ( $interval ) {
-		case 1:
-			if ( 'day' == $period ) {
-				$cart_key .= 'daily';
-			} else {
-				$cart_key .= sprintf( '%sly', $period );
-			}
-			break;
-		case 2:
-			$cart_key .= sprintf( 'every_2nd_%s', $period );
-			break;
-		case 3:
-			$cart_key .= sprintf( 'every_3rd_%s', $period );
-		    break;
-		default:
-			$cart_key .= sprintf( 'every_%dth_%s', $interval, $period );
-			break;
-	}
-
-	// Maybe add the optional maximum billing periods...
-	if ( $length > 0 ) {
-		$cart_key .= '_for_';
-		$cart_key .= sprintf( '%d_%s', $length, $period );
-		if ( $length > 1 ) {
-			$cart_key .= 's';
-		}
-	}
-
-	// And an optional free trial.
-	if ( $cart_item->has_free_trial() ) {
-		$cart_key .= sprintf( '_after_a_%d_%s_trial', $trial_length, $trial_period );
-	}
-
-	return apply_filters( 'getpaid_get_recurring_item_key', $cart_key, $cart_item );
+    $cart_key     = 'renews_';
+    $interval     = $cart_item->get_recurring_interval();
+    $period       = $cart_item->get_recurring_period( true );
+    $length       = $cart_item->get_recurring_limit() * $interval;
+    $trial_period = $cart_item->get_trial_period( true );
+    $trial_length = $cart_item->get_trial_interval();
+
+    // First start with the billing interval and period
+    switch ( $interval ) {
+        case 1:
+            if ( 'day' == $period ) {
+                $cart_key .= 'daily';
+            } else {
+                $cart_key .= sprintf( '%sly', $period );
+            }
+            break;
+        case 2:
+            $cart_key .= sprintf( 'every_2nd_%s', $period );
+            break;
+        case 3:
+            $cart_key .= sprintf( 'every_3rd_%s', $period );
+            break;
+        default:
+            $cart_key .= sprintf( 'every_%dth_%s', $interval, $period );
+            break;
+    }
+
+    // Maybe add the optional maximum billing periods...
+    if ( $length > 0 ) {
+        $cart_key .= '_for_';
+        $cart_key .= sprintf( '%d_%s', $length, $period );
+        if ( $length > 1 ) {
+            $cart_key .= 's';
+        }
+    }
+
+    // And an optional free trial.
+    if ( $cart_item->has_free_trial() ) {
+        $cart_key .= sprintf( '_after_a_%d_%s_trial', $trial_length, $trial_period );
+    }
+
+    return apply_filters( 'getpaid_get_recurring_item_key', $cart_key, $cart_item );
 }
 
 /**
@@ -520,16 +520,16 @@ 
  */
 function getpaid_get_subscription_groups( $invoice ) {
 
-	// Generate subscription groups.
-	$subscription_groups = array();
-	foreach ( $invoice->get_items() as $item ) {
+    // Generate subscription groups.
+    $subscription_groups = array();
+    foreach ( $invoice->get_items() as $item ) {
 
-		if ( $item->is_recurring() ) {
-			$subscription_groups[ getpaid_get_recurring_item_key( $item ) ][] = $item;
-		}
+        if ( $item->is_recurring() ) {
+            $subscription_groups[ getpaid_get_recurring_item_key( $item ) ][] = $item;
+        }
 }
 
-	return $subscription_groups;
+    return $subscription_groups;
 }
 
 /**
@@ -543,56 +543,56 @@ 
  */
 function getpaid_calculate_subscription_totals( $invoice ) {
 
-	// Generate subscription groups.
-	$subscription_groups = getpaid_get_subscription_groups( $invoice );
+    // Generate subscription groups.
+    $subscription_groups = getpaid_get_subscription_groups( $invoice );
 
-	// Now let's calculate the totals for each group of subscriptions
-	$subscription_totals = array();
+    // Now let's calculate the totals for each group of subscriptions
+    $subscription_totals = array();
 
-	foreach ( $subscription_groups as $subscription_key => $items ) {
+    foreach ( $subscription_groups as $subscription_key => $items ) {
 
-		if ( empty( $subscription_totals[ $subscription_key ] ) ) {
+        if ( empty( $subscription_totals[ $subscription_key ] ) ) {
 
-			$subscription_totals[ $subscription_key ] = array(
-				'initial_total'   => 0,
-				'recurring_total' => 0,
-				'items'           => array(),
-				'trialling'       => false,
-			);
+            $subscription_totals[ $subscription_key ] = array(
+                'initial_total'   => 0,
+                'recurring_total' => 0,
+                'items'           => array(),
+                'trialling'       => false,
+            );
 
-		}
+        }
 
-		/**
-		 * Get the totals of the group.
-		 * @var GetPaid_Form_Item $item
-		 */
-		foreach ( $items as $item ) {
+        /**
+         * Get the totals of the group.
+         * @var GetPaid_Form_Item $item
+         */
+        foreach ( $items as $item ) {
 
-			$subscription_totals[ $subscription_key ]['items'][ $item->get_id() ]  = $item->prepare_data_for_saving();
-			$subscription_totals[ $subscription_key ]['item_id']                 = $item->get_id();
-			$subscription_totals[ $subscription_key ]['period']                  = $item->get_recurring_period( true );
-			$subscription_totals[ $subscription_key ]['interval']                = $item->get_recurring_interval();
-			$subscription_totals[ $subscription_key ]['initial_total']          += $item->get_sub_total() + $item->item_tax - $item->item_discount;
-			$subscription_totals[ $subscription_key ]['recurring_total']        += $item->get_recurring_sub_total() + $item->item_tax - $item->recurring_item_discount;
-			$subscription_totals[ $subscription_key ]['recurring_limit']         = $item->get_recurring_limit();
+            $subscription_totals[ $subscription_key ]['items'][ $item->get_id() ]  = $item->prepare_data_for_saving();
+            $subscription_totals[ $subscription_key ]['item_id']                 = $item->get_id();
+            $subscription_totals[ $subscription_key ]['period']                  = $item->get_recurring_period( true );
+            $subscription_totals[ $subscription_key ]['interval']                = $item->get_recurring_interval();
+            $subscription_totals[ $subscription_key ]['initial_total']          += $item->get_sub_total() + $item->item_tax - $item->item_discount;
+            $subscription_totals[ $subscription_key ]['recurring_total']        += $item->get_recurring_sub_total() + $item->item_tax - $item->recurring_item_discount;
+            $subscription_totals[ $subscription_key ]['recurring_limit']         = $item->get_recurring_limit();
 
-			// Calculate the next renewal date.
-			$period       = $item->get_recurring_period( true );
-			$interval     = $item->get_recurring_interval();
+            // Calculate the next renewal date.
+            $period       = $item->get_recurring_period( true );
+            $interval     = $item->get_recurring_interval();
 
-			// If the subscription item has a trial period...
-			if ( $item->has_free_trial() ) {
-				$period   = $item->get_trial_period( true );
-				$interval = $item->get_trial_interval();
-				$subscription_totals[ $subscription_key ]['trialling'] = $interval . ' ' . $period;
-			}
+            // If the subscription item has a trial period...
+            if ( $item->has_free_trial() ) {
+                $period   = $item->get_trial_period( true );
+                $interval = $item->get_trial_interval();
+                $subscription_totals[ $subscription_key ]['trialling'] = $interval . ' ' . $period;
+            }
 
-			$subscription_totals[ $subscription_key ]['renews_on'] = date( 'Y-m-d H:i:s', strtotime( "+$interval $period", current_time( 'timestamp' ) ) );
+            $subscription_totals[ $subscription_key ]['renews_on'] = date( 'Y-m-d H:i:s', strtotime( "+$interval $period", current_time( 'timestamp' ) ) );
 
-		}
+        }
 }
 
-	return apply_filters( 'getpaid_calculate_subscription_totals', $subscription_totals, $invoice );
+    return apply_filters( 'getpaid_calculate_subscription_totals', $subscription_totals, $invoice );
 }
 
 /**
@@ -603,16 +603,16 @@ 
  */
 function getpaid_should_group_subscriptions( $invoice ) {
 
-	$recurring_items = 0;
+    $recurring_items = 0;
 
-	foreach ( $invoice->get_items() as $item ) {
+    foreach ( $invoice->get_items() as $item ) {
 
-		if ( $item->is_recurring() ) {
-			$recurring_items ++;
-		}
+        if ( $item->is_recurring() ) {
+            $recurring_items ++;
+        }
 }
 
-	return apply_filters( 'getpaid_should_group_subscriptions', $recurring_items > 1, $invoice );
+    return apply_filters( 'getpaid_should_group_subscriptions', $recurring_items > 1, $invoice );
 }
 
 /**
@@ -623,39 +623,39 @@ 
  * @return int
  */
 function getpaid_count_subscription_invoices( $parent_invoice_id, $subscription_id = false ) {
-	global $wpdb;
+    global $wpdb;
 
-	$parent_invoice_id = (int) $parent_invoice_id;
+    $parent_invoice_id = (int) $parent_invoice_id;
 
-	if ( false === $subscription_id || ! (bool) get_post_meta( $parent_invoice_id, '_wpinv_subscription_id', true ) ) {
+    if ( false === $subscription_id || ! (bool) get_post_meta( $parent_invoice_id, '_wpinv_subscription_id', true ) ) {
 
-		return (int) $wpdb->get_var(
-			$wpdb->prepare(
-				"SELECT COUNT(ID) FROM $wpdb->posts WHERE ( post_parent=%d OR ID=%d ) AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
-				$parent_invoice_id,
-				$parent_invoice_id
-			)
-		);
+        return (int) $wpdb->get_var(
+            $wpdb->prepare(
+                "SELECT COUNT(ID) FROM $wpdb->posts WHERE ( post_parent=%d OR ID=%d ) AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
+                $parent_invoice_id,
+                $parent_invoice_id
+            )
+        );
 
-	}
+    }
 
-	$invoice_ids = $wpdb->get_col(
-		$wpdb->prepare(
-			"SELECT ID FROM $wpdb->posts WHERE ( post_parent=%d OR ID=%d ) AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
-			$parent_invoice_id,
-			$parent_invoice_id
-		)
-	);
+    $invoice_ids = $wpdb->get_col(
+        $wpdb->prepare(
+            "SELECT ID FROM $wpdb->posts WHERE ( post_parent=%d OR ID=%d ) AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
+            $parent_invoice_id,
+            $parent_invoice_id
+        )
+    );
 
-	$count = 0;
+    $count = 0;
 
-	foreach ( wp_parse_id_list( $invoice_ids ) as $invoice_id ) {
+    foreach ( wp_parse_id_list( $invoice_ids ) as $invoice_id ) {
 
-		if ( $invoice_id == $parent_invoice_id || $subscription_id == (int) get_post_meta( $invoice_id, '_wpinv_subscription_id', true ) ) {
-			$count ++;
-			continue;
-		}
+        if ( $invoice_id == $parent_invoice_id || $subscription_id == (int) get_post_meta( $invoice_id, '_wpinv_subscription_id', true ) ) {
+            $count ++;
+            continue;
+        }
 }
 
-	return $count;
+    return $count;
 }

includes/reports/class-getpaid-reports.php

Indentation +100 added lines, -100 removed lines

@@ -12,49 +12,49 @@ 
  */
 class GetPaid_Reports {
 
-	/**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
-		add_action( 'admin_menu', array( $this, 'register_reports_page' ), 20 );
-		add_action( 'wpinv_reports_tab_reports', array( $this, 'display_reports_tab' ) );
-		add_action( 'wpinv_reports_tab_export', array( $this, 'display_exports_tab' ) );
-		add_action( 'getpaid_authenticated_admin_action_download_graph', array( $this, 'download_graph' ) );
-		add_action( 'getpaid_authenticated_admin_action_export_invoices', array( $this, 'export_invoices' ) );
-
-	}
-
-	/**
-	 * Registers the reports page.
-	 *
-	 */
-	public function register_reports_page() {
-
-		add_submenu_page(
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
+        add_action( 'admin_menu', array( $this, 'register_reports_page' ), 20 );
+        add_action( 'wpinv_reports_tab_reports', array( $this, 'display_reports_tab' ) );
+        add_action( 'wpinv_reports_tab_export', array( $this, 'display_exports_tab' ) );
+        add_action( 'getpaid_authenticated_admin_action_download_graph', array( $this, 'download_graph' ) );
+        add_action( 'getpaid_authenticated_admin_action_export_invoices', array( $this, 'export_invoices' ) );
+
+    }
+
+    /**
+     * Registers the reports page.
+     *
+     */
+    public function register_reports_page() {
+
+        add_submenu_page(
             'wpinv',
             __( 'Reports', 'invoicing' ),
             __( 'Reports', 'invoicing' ),
             wpinv_get_capability(),
             'wpinv-reports',
             array( $this, 'display_reports_page' )
-		);
+        );
 
-	}
+    }
 
-	/**
-	 * Displays the reports page.
-	 *
-	 */
-	public function display_reports_page() {
+    /**
+     * Displays the reports page.
+     *
+     */
+    public function display_reports_page() {
 
-		// Prepare variables.
-		$tabs        = $this->get_tabs();
-		$current_tab = isset( $_GET['tab'] ) ? sanitize_text_field( $_GET['tab'] ) : 'reports';
-		$current_tab = array_key_exists( $current_tab, $tabs ) ? $current_tab : 'reports';
+        // Prepare variables.
+        $tabs        = $this->get_tabs();
+        $current_tab = isset( $_GET['tab'] ) ? sanitize_text_field( $_GET['tab'] ) : 'reports';
+        $current_tab = array_key_exists( $current_tab, $tabs ) ? $current_tab : 'reports';
 
-		// Display the current tab.
-		?>
+        // Display the current tab.
+        ?>
 
         <div class="wrap">
 
@@ -63,19 +63,19 @@ 
 			<nav class="nav-tab-wrapper">
 
 				<?php
-					foreach ( $tabs as $key => $label ) {
+                    foreach ( $tabs as $key => $label ) {
 
-					$key   = sanitize_key( $key );
-					$label = esc_html( $label );
-					$class = $key == $current_tab ? 'nav-tab nav-tab-active' : 'nav-tab ';
-					$url   = esc_url(
+                    $key   = sanitize_key( $key );
+                    $label = esc_html( $label );
+                    $class = $key == $current_tab ? 'nav-tab nav-tab-active' : 'nav-tab ';
+                    $url   = esc_url(
                         add_query_arg( 'tab', $key, admin_url( 'admin.php?page=wpinv-reports' ) )
                     );
 
-				echo wp_kses_post( "\n\t\t\t<a href='$url' class='" . $class . "'>$label</a>" );
+                echo wp_kses_post( "\n\t\t\t<a href='$url' class='" . $class . "'>$label</a>" );
 
-					}
-				?>
+                    }
+                ?>
 
 			</nav>
 
@@ -86,82 +86,82 @@ 
         </div>
 		<?php
 
-			// Wordfence loads an unsupported version of chart js on our page.
-			wp_deregister_style( 'chart-js' );
-			wp_deregister_script( 'chart-js' );
-			wp_enqueue_script( 'chart-js', WPINV_PLUGIN_URL . 'assets/js/chart.min.js', array( 'jquery' ), '3.7.1', true );
+            // Wordfence loads an unsupported version of chart js on our page.
+            wp_deregister_style( 'chart-js' );
+            wp_deregister_script( 'chart-js' );
+            wp_enqueue_script( 'chart-js', WPINV_PLUGIN_URL . 'assets/js/chart.min.js', array( 'jquery' ), '3.7.1', true );
 
-	}
+    }
 
-	/**
-	 * Retrieves reports page tabs.
-	 *
-	 * @return array
-	 */
-	public function get_tabs() {
+    /**
+     * Retrieves reports page tabs.
+     *
+     * @return array
+     */
+    public function get_tabs() {
 
-		$tabs = array(
-			'reports' => __( 'Reports', 'invoicing' ),
-			'export'  => __( 'Export', 'invoicing' ),
-		);
+        $tabs = array(
+            'reports' => __( 'Reports', 'invoicing' ),
+            'export'  => __( 'Export', 'invoicing' ),
+        );
 
-		return apply_filters( 'getpaid_report_tabs', $tabs );
-	}
+        return apply_filters( 'getpaid_report_tabs', $tabs );
+    }
 
-	/**
-	 * Displays the reports tab.
-	 *
-	 */
-	public function display_reports_tab() {
+    /**
+     * Displays the reports tab.
+     *
+     */
+    public function display_reports_tab() {
 
-		$reports = new GetPaid_Reports_Report();
-		$reports->display();
+        $reports = new GetPaid_Reports_Report();
+        $reports->display();
 
-	}
+    }
 
-	/**
-	 * Displays the exports tab.
-	 *
-	 */
-	public function display_exports_tab() {
+    /**
+     * Displays the exports tab.
+     *
+     */
+    public function display_exports_tab() {
 
-		$exports = new GetPaid_Reports_Export();
-		$exports->display();
+        $exports = new GetPaid_Reports_Export();
+        $exports->display();
 
-	}
+    }
 
-	/**
-	 * Donwnloads a graph.
-	 *
-	 * @param array $args
-	 */
-	public function download_graph( $args ) {
+    /**
+     * Donwnloads a graph.
+     *
+     * @param array $args
+     */
+    public function download_graph( $args ) {
 
-		if ( ! empty( $args['graph'] ) ) {
-			$downloader = new GetPaid_Graph_Downloader();
-			$downloader->download( $args['graph'] );
-		}
+        if ( ! empty( $args['graph'] ) ) {
+            $downloader = new GetPaid_Graph_Downloader();
+            $downloader->download( $args['graph'] );
+        }
 
-	}
+    }
 
-	/**
-	 * Exports invoices.
-	 *
-	 * @param array $args
-	 */
-	public function export_invoices( $args ) {
+    /**
+     * Exports invoices.
+     *
+     * @param array $args
+     */
+    public function export_invoices( $args ) {
 
-		if ( ! empty( $args['post_type'] ) ) {
+        if ( ! empty( $args['post_type'] ) ) {
 
-			if ( 'subscriptions' === $args['post_type'] ) {
-				$downloader = new GetPaid_Subscription_Exporter();
-			} else {
-				$downloader = new GetPaid_Invoice_Exporter();
-			}
+            if ( 'subscriptions' === $args['post_type'] ) {
+                $downloader = new GetPaid_Subscription_Exporter();
+            } else {
+                $downloader = new GetPaid_Invoice_Exporter();
+            }
 
-			$downloader->export( $args['post_type'], $args );
-		}
+            $downloader->export( $args['post_type'], $args );
+        }
 
-	}
+    }
 
 }

includes/class-getpaid-daily-maintenance.php

Indentation +137 added lines, -137 removed lines

@@ -12,142 +12,142 @@
  */
 class GetPaid_Daily_Maintenance {
 
-	/**
-	 * Class constructor.
-	 */
-	public function __construct() {
-
-		// Clear deprecated events.
-		add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
-
-		// (Maybe) schedule a cron that runs daily.
-		add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
-
-		// Fired everyday at 7 a.m (this might vary for sites with few visitors)
-		add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'check_renewing_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_update_geoip_databases' ) );
-
-	}
-
-	/**
-	 * Schedules a cron to run every day at 7 a.m
-	 *
-	 */
-	public function maybe_create_scheduled_event() {
-
-		if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
-			$timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
-			wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
-		}
-
-	}
-
-	/**
-	 * Clears deprecated events.
-	 *
-	 */
-	public function maybe_clear_deprecated_events() {
-
-		if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
-			update_option( 'wpinv_cleared_old_events', 1 );
-		}
-
-	}
-
-	/**
-	 * Fires the old hook for backwards compatibility.
-	 *
-	 */
-	public function backwards_compat() {
-		do_action( 'wpinv_register_schedule_event_daily' );
-	}
-
-	/**
-	 * Checks for subscriptions that are scheduled to renew.
-	 *
-	 */
-	public function check_renewing_subscriptions() {
-
-		// Fetch subscriptions that expire today.
-		$args  = array(
-			'number'             => -1,
-			'count_total'        => false,
-			'status'             => 'trialling active',
-			'date_expires_query' => array(
-				array(
-					'year'    => gmdate( 'Y' ),
-					'month'   => gmdate( 'n' ),
-					'day'     => gmdate( 'j' ),
-					'compare' => '=',
-				),
-			),
-		);
-
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
-
-		foreach ( $subscriptions->get_results() as $subscription ) {
-			/** @var WPInv_Subscription $subscription */
-			if ( $subscription->is_last_renewal() ) {
-				$subscription->complete();
-			} else {
-				do_action( 'getpaid_should_renew_subscription', $subscription, $subscription->get_parent_invoice() );
-			}
-		}
-	}
-
-	/**
-	 * Expires expired subscriptions.
-	 *
-	 */
-	public function maybe_expire_subscriptions() {
-
-		// Fetch expired subscriptions (skips those that expire today).
-		$args  = array(
-			'number'             => -1,
-			'count_total'        => false,
-			'status'             => 'trialling active failing cancelled',
-			'date_expires_query' => array(
-				'before'    => 'yesterday',
-				'inclusive' => false,
-			),
-		);
-
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
-
-		foreach ( $subscriptions->get_results() as $subscription ) {
-			if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', false, $subscription ) ) {
-				$subscription->set_status( 'expired' );
-				$subscription->save();
-			}
-		}
-
-	}
-
-	/**
-	 * Logs cron runs.
-	 *
-	 */
-	public function log_cron_run() {
-		wpinv_error_log( 'GetPaid Daily Cron', false );
-	}
-
-	/**
-	 * Updates GeoIP databases.
-	 *
-	 */
-	public function maybe_update_geoip_databases() {
-		$updated = get_transient( 'getpaid_updated_geoip_databases' );
-
-		if ( false === $updated ) {
-			set_transient( 'getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS );
-			do_action( 'getpaid_update_geoip_databases' );
-		}
-
-	}
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
+
+        // Clear deprecated events.
+        add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
+
+        // (Maybe) schedule a cron that runs daily.
+        add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
+
+        // Fired everyday at 7 a.m (this might vary for sites with few visitors)
+        add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'check_renewing_subscriptions' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_update_geoip_databases' ) );
+
+    }
+
+    /**
+     * Schedules a cron to run every day at 7 a.m
+     *
+     */
+    public function maybe_create_scheduled_event() {
+
+        if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
+            $timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
+            wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
+        }
+
+    }
+
+    /**
+     * Clears deprecated events.
+     *
+     */
+    public function maybe_clear_deprecated_events() {
+
+        if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
+            wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
+            wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
+            update_option( 'wpinv_cleared_old_events', 1 );
+        }
+
+    }
+
+    /**
+     * Fires the old hook for backwards compatibility.
+     *
+     */
+    public function backwards_compat() {
+        do_action( 'wpinv_register_schedule_event_daily' );
+    }
+
+    /**
+     * Checks for subscriptions that are scheduled to renew.
+     *
+     */
+    public function check_renewing_subscriptions() {
+
+        // Fetch subscriptions that expire today.
+        $args  = array(
+            'number'             => -1,
+            'count_total'        => false,
+            'status'             => 'trialling active',
+            'date_expires_query' => array(
+                array(
+                    'year'    => gmdate( 'Y' ),
+                    'month'   => gmdate( 'n' ),
+                    'day'     => gmdate( 'j' ),
+                    'compare' => '=',
+                ),
+            ),
+        );
+
+        $subscriptions = new GetPaid_Subscriptions_Query( $args );
+
+        foreach ( $subscriptions->get_results() as $subscription ) {
+            /** @var WPInv_Subscription $subscription */
+            if ( $subscription->is_last_renewal() ) {
+                $subscription->complete();
+            } else {
+                do_action( 'getpaid_should_renew_subscription', $subscription, $subscription->get_parent_invoice() );
+            }
+        }
+    }
+
+    /**
+     * Expires expired subscriptions.
+     *
+     */
+    public function maybe_expire_subscriptions() {
+
+        // Fetch expired subscriptions (skips those that expire today).
+        $args  = array(
+            'number'             => -1,
+            'count_total'        => false,
+            'status'             => 'trialling active failing cancelled',
+            'date_expires_query' => array(
+                'before'    => 'yesterday',
+                'inclusive' => false,
+            ),
+        );
+
+        $subscriptions = new GetPaid_Subscriptions_Query( $args );
+
+        foreach ( $subscriptions->get_results() as $subscription ) {
+            if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', false, $subscription ) ) {
+                $subscription->set_status( 'expired' );
+                $subscription->save();
+            }
+        }
+
+    }
+
+    /**
+     * Logs cron runs.
+     *
+     */
+    public function log_cron_run() {
+        wpinv_error_log( 'GetPaid Daily Cron', false );
+    }
+
+    /**
+     * Updates GeoIP databases.
+     *
+     */
+    public function maybe_update_geoip_databases() {
+        $updated = get_transient( 'getpaid_updated_geoip_databases' );
+
+        if ( false === $updated ) {
+            set_transient( 'getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS );
+            do_action( 'getpaid_update_geoip_databases' );
+        }
+
+    }
 
 }

includes/gateways/class-getpaid-manual-gateway.php

Indentation +52 added lines, -52 removed lines

@@ -13,17 +13,17 @@ 
 class GetPaid_Manual_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'manual';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array(
         'subscription',
         'addons',
@@ -34,16 +34,16 @@ 
     );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
-	public $order = 11;
+     * Payment method order.
+     *
+     * @var int
+     */
+    public $order = 11;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
 
         $this->title        = __( 'Test Gateway', 'invoicing' );
@@ -53,15 +53,15 @@ 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Mark it as paid.
         $invoice->mark_paid();
@@ -90,35 +90,35 @@ 
 
     }
 
-	/**
-	 * (Maybe) renews a manual subscription profile.
-	 *
-	 *
-	 * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $subscription, $parent_invoice ) {
-		// Ensure its our subscription && it's active.
-		if ( ! empty( $parent_invoice ) && $this->id === $parent_invoice->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
-			// Renew the subscription.
-			$subscription->add_payment(
-				array(
-					'transaction_id' => $subscription->get_parent_payment()->generate_key(),
-					'gateway'        => $this->id,
-				)
-			);
-
-			$subscription->renew();
-		}
-	}
+    /**
+     * (Maybe) renews a manual subscription profile.
+     *
+     *
+     * @param WPInv_Subscription $subscription
+     */
+    public function maybe_renew_subscription( $subscription, $parent_invoice ) {
+        // Ensure its our subscription && it's active.
+        if ( ! empty( $parent_invoice ) && $this->id === $parent_invoice->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
+            // Renew the subscription.
+            $subscription->add_payment(
+                array(
+                    'transaction_id' => $subscription->get_parent_payment()->generate_key(),
+                    'gateway'        => $this->id,
+                )
+            );
+
+            $subscription->renew();
+        }
+    }
 
     /**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
 
         foreach ( $items as $item ) {
             $invoice->add_item( $item );

includes/gateways/class-getpaid-authorize-net-gateway.php

Indentation +237 added lines, -237 removed lines

@@ -13,17 +13,17 @@ 
 class GetPaid_Authorize_Net_Gateway extends GetPaid_Authorize_Net_Legacy_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'authorizenet';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array(
         'subscription',
         'sandbox',
@@ -36,44 +36,44 @@ 
     );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
+     * Payment method order.
+     *
+     * @var int
+     */
     public $order = 4;
 
     /**
-	 * Endpoint for requests from Authorize.net.
-	 *
-	 * @var string
-	 */
-	protected $notify_url;
-
-	/**
-	 * Endpoint for requests to Authorize.net.
-	 *
-	 * @var string
-	 */
+     * Endpoint for requests from Authorize.net.
+     *
+     * @var string
+     */
+    protected $notify_url;
+
+    /**
+     * Endpoint for requests to Authorize.net.
+     *
+     * @var string
+     */
     protected $endpoint;
 
     /**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies = array( 'USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD' );
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies = array( 'USD', 'CAD', 'GBP', 'DKK', 'NOK', 'PLN', 'SEK', 'AUD', 'EUR', 'NZD' );
 
     /**
-	 * URL to view a transaction.
-	 *
-	 * @var string
-	 */
+     * URL to view a transaction.
+     *
+     * @var string
+     */
     public $view_transaction_url = 'https://{sandbox}authorize.net/ui/themes/sandbox/Transaction/TransactionReceipt.aspx?transid=%s';
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
 
         $this->title                = __( 'Credit Card / Debit Card', 'invoicing' );
         $this->method_title         = __( 'Authorize.Net', 'invoicing' );
@@ -85,11 +85,11 @@ 
     }
 
     /**
-	 * Displays the payment method select field.
-	 *
-	 * @param int $invoice_id 0 or invoice id.
-	 * @param GetPaid_Payment_Form $form Current payment form.
-	 */
+     * Displays the payment method select field.
+     *
+     * @param int $invoice_id 0 or invoice id.
+     * @param GetPaid_Payment_Form $form Current payment form.
+     */
     public function payment_fields( $invoice_id, $form ) {
 
         // Let the user select a payment method.
@@ -100,16 +100,16 @@ 
     }
 
     /**
-	 * Creates a customer profile.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
+     * Creates a customer profile.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
      * @param array $submission_data Posted checkout fields.
      * @param bool $save Whether or not to save the payment as a token.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
-	 * @return string|WP_Error Payment profile id.
-	 */
-	public function create_customer_profile( $invoice, $submission_data, $save = true ) {
+     * @return string|WP_Error Payment profile id.
+     */
+    public function create_customer_profile( $invoice, $submission_data, $save = true ) {
 
         // Remove non-digits from the number
         $submission_data['authorizenet']['cc_number'] = preg_replace( '/\D/', '', $submission_data['authorizenet']['cc_number'] );
@@ -191,14 +191,14 @@ 
     }
 
     /**
-	 * Retrieves a customer profile.
-	 *
-	 *
-	 * @param string $profile_id profile id.
-	 * @return string|WP_Error Profile id.
+     * Retrieves a customer profile.
+     *
+     *
+     * @param string $profile_id profile id.
+     * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-profile
-	 */
-	public function get_customer_profile( $profile_id ) {
+     */
+    public function get_customer_profile( $profile_id ) {
 
         // Generate args.
         $args = array(
@@ -213,17 +213,17 @@ 
     }
 
     /**
-	 * Creates a customer profile.
-	 *
-	 *
+     * Creates a customer profile.
+     *
+     *
      * @param string $profile_id profile id.
-	 * @param WPInv_Invoice $invoice Invoice.
+     * @param WPInv_Invoice $invoice Invoice.
      * @param array $submission_data Posted checkout fields.
      * @param bool $save Whether or not to save the payment as a token.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-create-customer-profile
-	 * @return string|WP_Error Profile id.
-	 */
-	public function create_customer_payment_profile( $customer_profile, $invoice, $submission_data, $save ) {
+     * @return string|WP_Error Profile id.
+     */
+    public function create_customer_payment_profile( $customer_profile, $invoice, $submission_data, $save ) {
 
         // Remove non-digits from the number
         $submission_data['authorizenet']['cc_number'] = preg_replace( '/\D/', '', $submission_data['authorizenet']['cc_number'] );
@@ -311,13 +311,13 @@ 
     }
 
     /**
-	 * Retrieves payment details from cache.
-	 *
-	 *
+     * Retrieves payment details from cache.
+     *
+     *
      * @param array $payment_details.
-	 * @return array|false Profile id.
-	 */
-	public function retrieve_payment_profile_from_cache( $payment_details, $customer_profile, $invoice ) {
+     * @return array|false Profile id.
+     */
+    public function retrieve_payment_profile_from_cache( $payment_details, $customer_profile, $invoice ) {
 
         $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
         $payment_details    = hash_hmac( 'sha256', json_encode( $payment_details ), SECURE_AUTH_KEY );
@@ -342,13 +342,13 @@ 
     }
 
     /**
-	 * Securely adds payment details to cache.
-	 *
-	 *
+     * Securely adds payment details to cache.
+     *
+     *
      * @param array $payment_details.
      * @param string $payment_profile_id.
-	 */
-	public function add_payment_profile_to_cache( $payment_details, $payment_profile_id ) {
+     */
+    public function add_payment_profile_to_cache( $payment_details, $payment_profile_id ) {
 
         $cached_information = get_option( 'getpaid_authorize_net_cached_profiles', array() );
         $cached_information = is_array( $cached_information ) ? $cached_information : array();
@@ -360,15 +360,15 @@ 
     }
 
     /**
-	 * Retrieves a customer payment profile.
-	 *
-	 *
-	 * @param string $customer_profile_id customer profile id.
+     * Retrieves a customer payment profile.
+     *
+     *
+     * @param string $customer_profile_id customer profile id.
      * @param string $payment_profile_id payment profile id.
-	 * @return string|WP_Error Profile id.
+     * @return string|WP_Error Profile id.
      * @link https://developer.authorize.net/api/reference/index.html#customer-profiles-get-customer-payment-profile
-	 */
-	public function get_customer_payment_profile( $customer_profile_id, $payment_profile_id ) {
+     */
+    public function get_customer_payment_profile( $customer_profile_id, $payment_profile_id ) {
 
         // Generate args.
         $args = array(
@@ -384,15 +384,15 @@ 
     }
 
     /**
-	 * Charges a customer payment profile.
-	 *
+     * Charges a customer payment profile.
+     *
      * @param string $customer_profile_id customer profile id.
      * @param string $payment_profile_id payment profile id.
-	 * @param WPInv_Invoice $invoice Invoice.
+     * @param WPInv_Invoice $invoice Invoice.
      * @link https://developer.authorize.net/api/reference/index.html#payment-transactions-charge-a-customer-profile
-	 * @return WP_Error|object
-	 */
-	public function charge_customer_payment_profile( $customer_profile_id, $payment_profile_id, $invoice ) {
+     * @return WP_Error|object
+     */
+    public function charge_customer_payment_profile( $customer_profile_id, $payment_profile_id, $invoice ) {
 
         // Generate args.
         $args = array(
@@ -438,43 +438,43 @@ 
     }
 
     /**
-	 * Processes a customer charge.
-	 *
+     * Processes a customer charge.
+     *
      * @param stdClass $result Api response.
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function process_charge_response( $result, $invoice ) {
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    public function process_charge_response( $result, $invoice ) {
 
         wpinv_clear_errors();
-		$response_code = (int) $result->transactionResponse->responseCode;
+        $response_code = (int) $result->transactionResponse->responseCode;
 
         $invoice->add_note( 'Transaction Response: ' . print_r( $result->transactionResponse, true ), false, false, true );
 
-		// Succeeded.
-		if ( 1 == $response_code || 4 == $response_code ) {
+        // Succeeded.
+        if ( 1 == $response_code || 4 == $response_code ) {
 
-			// Maybe set a transaction id.
-			if ( ! empty( $result->transactionResponse->transId ) ) {
-				$invoice->set_transaction_id( $result->transactionResponse->transId );
-			}
+            // Maybe set a transaction id.
+            if ( ! empty( $result->transactionResponse->transId ) ) {
+                $invoice->set_transaction_id( $result->transactionResponse->transId );
+            }
 
-			$invoice->add_note( sprintf( __( 'Authentication code: %1$s (%2$s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
+            $invoice->add_note( sprintf( __( 'Authentication code: %1$s (%2$s).', 'invoicing' ), $result->transactionResponse->authCode, $result->transactionResponse->accountNumber ), false, false, true );
 
-			if ( 1 == $response_code ) {
-				return $invoice->mark_paid();
-			}
+            if ( 1 == $response_code ) {
+                return $invoice->mark_paid();
+            }
 
-			$invoice->set_status( 'wpi-onhold' );
-        	$invoice->add_note(
+            $invoice->set_status( 'wpi-onhold' );
+            $invoice->add_note(
                 sprintf(
                     __( 'Held for review: %s', 'invoicing' ),
                     $result->transactionResponse->messages->message[0]->description
                 )
-			);
+            );
 
-			return $invoice->save();
+            return $invoice->save();
 
-		}
+        }
 
         wpinv_set_error( 'card_declined' );
 
@@ -486,13 +486,13 @@ 
     }
 
     /**
-	 * Returns payment information.
-	 *
-	 *
-	 * @param array $card Card details.
-	 * @return array
-	 */
-	public function get_payment_information( $card ) {
+     * Returns payment information.
+     *
+     *
+     * @param array $card Card details.
+     * @return array
+     */
+    public function get_payment_information( $card ) {
         return array(
 
             'creditCard' => array(
@@ -505,25 +505,25 @@ 
     }
 
     /**
-	 * Returns the customer profile meta name.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return string
-	 */
-	public function get_customer_profile_meta_name( $invoice ) {
+     * Returns the customer profile meta name.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return string
+     */
+    public function get_customer_profile_meta_name( $invoice ) {
         return $this->is_sandbox( $invoice ) ? 'getpaid_authorizenet_sandbox_customer_profile_id' : 'getpaid_authorizenet_customer_profile_id';
     }
 
     /**
-	 * Validates the submitted data.
-	 *
-	 *
-	 * @param array $submission_data Posted checkout fields.
+     * Validates the submitted data.
+     *
+     *
+     * @param array $submission_data Posted checkout fields.
      * @param WPInv_Invoice $invoice
-	 * @return WP_Error|string The payment profile id
-	 */
-	public function validate_submission_data( $submission_data, $invoice ) {
+     * @return WP_Error|string The payment profile id
+     */
+    public function validate_submission_data( $submission_data, $invoice ) {
 
         // Validate authentication details.
         $auth = $this->get_auth_params();
@@ -555,13 +555,13 @@ 
     }
 
     /**
-	 * Returns invoice line items.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @return array
-	 */
-	public function get_line_items( $invoice ) {
+     * Returns invoice line items.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @return array
+     */
+    public function get_line_items( $invoice ) {
         $items = array();
 
         foreach ( $invoice->get_items() as $item ) {
@@ -598,15 +598,15 @@ 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Validate the submitted data.
         $payment_profile_id = $this->validate_submission_data( $submission_data, $invoice );
@@ -639,45 +639,45 @@ 
 
         exit;
 
-	}
+    }
 
-	/**
-	 * Processes the initial payment.
-	 *
+    /**
+     * Processes the initial payment.
+     *
      * @param WPInv_Invoice $invoice Invoice.
-	 */
-	protected function process_initial_payment( $invoice ) {
+     */
+    protected function process_initial_payment( $invoice ) {
 
-		$payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
+        $payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
         $customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
+        $result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
 
-		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
-			wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
-			wpinv_send_back_to_checkout( $invoice );
-		}
+        // Do we have an error?
+        if ( is_wp_error( $result ) ) {
+            wpinv_set_error( $result->get_error_code(), $result->get_error_message() );
+            wpinv_send_back_to_checkout( $invoice );
+        }
 
-		// Process the response.
-		$this->process_charge_response( $result, $invoice );
+        // Process the response.
+        $this->process_charge_response( $result, $invoice );
 
-		if ( wpinv_get_errors() ) {
-			wpinv_send_back_to_checkout( $invoice );
-		}
+        if ( wpinv_get_errors() ) {
+            wpinv_send_back_to_checkout( $invoice );
+        }
 
-	}
+    }
 
     /**
-	 * Processes recurring payments.
-	 *
+     * Processes recurring payments.
+     *
      * @param WPInv_Invoice $invoice Invoice.
      * @param WPInv_Subscription[]|WPInv_Subscription $subscriptions Subscriptions.
-	 */
-	public function process_subscription( $invoice, $subscriptions ) {
+     */
+    public function process_subscription( $invoice, $subscriptions ) {
 
         // Check if there is an initial amount to charge.
         if ( (float) $invoice->get_total() > 0 ) {
-			$this->process_initial_payment( $invoice );
+            $this->process_initial_payment( $invoice );
         }
 
         // Activate the subscriptions.
@@ -695,34 +695,34 @@ 
             }
         }
 
-		// Redirect to the success page.
+        // Redirect to the success page.
         wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
 
     }
 
-	/**
-	 * (Maybe) renews an authorize.net subscription profile.
-	 *
-	 *
-	 * @param WPInv_Subscription $subscription
-	 */
-	public function maybe_renew_subscription( $subscription, $parent_invoice ) {
-		// Ensure its our subscription && it's active.
-		if ( ! empty( $parent_invoice ) && $this->id === $parent_invoice->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
-			$this->renew_subscription( $subscription );
-		}
-	}
+    /**
+     * (Maybe) renews an authorize.net subscription profile.
+     *
+     *
+     * @param WPInv_Subscription $subscription
+     */
+    public function maybe_renew_subscription( $subscription, $parent_invoice ) {
+        // Ensure its our subscription && it's active.
+        if ( ! empty( $parent_invoice ) && $this->id === $parent_invoice->get_gateway() && $subscription->has_status( 'active trialling' ) ) {
+            $this->renew_subscription( $subscription );
+        }
+    }
 
     /**
-	 * Renews a subscription.
-	 *
+     * Renews a subscription.
+     *
      * @param WPInv_Subscription $subscription
-	 */
-	public function renew_subscription( $subscription ) {
+     */
+    public function renew_subscription( $subscription ) {
 
-		// Generate the renewal invoice.
-		$new_invoice = $subscription->create_payment();
-		$old_invoice = $subscription->get_parent_payment();
+        // Generate the renewal invoice.
+        $new_invoice = $subscription->create_payment();
+        $old_invoice = $subscription->get_parent_payment();
 
         if ( empty( $new_invoice ) ) {
             $old_invoice->add_note( __( 'Error generating a renewal invoice.', 'invoicing' ), false, false, false );
@@ -731,37 +731,37 @@ 
         }
 
         // Charge the payment method.
-		$payment_profile_id = get_post_meta( $old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $old_invoice->get_user_id(), $this->get_customer_profile_meta_name( $old_invoice ), true );
-		$result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $new_invoice );
-
-		// Do we have an error?
-		if ( is_wp_error( $result ) ) {
-
-			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), $result->get_error_message() ),
-				true,
-				false,
-				true
-			);
-			$subscription->failing();
-			return;
-
-		}
-
-		// Process the response.
-		$this->process_charge_response( $result, $new_invoice );
-
-		if ( wpinv_get_errors() ) {
-
-			$old_invoice->add_note(
-				sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
-				true,
-				false,
-				true
-			);
-			$subscription->failing();
-			return;
+        $payment_profile_id = get_post_meta( $old_invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
+        $customer_profile   = get_user_meta( $old_invoice->get_user_id(), $this->get_customer_profile_meta_name( $old_invoice ), true );
+        $result             = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $new_invoice );
+
+        // Do we have an error?
+        if ( is_wp_error( $result ) ) {
+
+            $old_invoice->add_note(
+                sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), $result->get_error_message() ),
+                true,
+                false,
+                true
+            );
+            $subscription->failing();
+            return;
+
+        }
+
+        // Process the response.
+        $this->process_charge_response( $result, $new_invoice );
+
+        if ( wpinv_get_errors() ) {
+
+            $old_invoice->add_note(
+                sprintf( __( 'Error renewing subscription : ( %s ).', 'invoicing' ), getpaid_get_errors_html() ),
+                true,
+                false,
+                true
+            );
+            $subscription->failing();
+            return;
 
         }
 
@@ -774,13 +774,13 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
 
         global $getpaid_authorize_addons;
 
@@ -799,7 +799,7 @@ 
         $invoice->recalculate_total();
 
         $payment_profile_id = get_post_meta( $invoice->get_id(), 'getpaid_authorizenet_profile_id', true );
-		$customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
+        $customer_profile   = get_user_meta( $invoice->get_user_id(), $this->get_customer_profile_meta_name( $invoice ), true );
 
         add_filter( 'getpaid_authorizenet_charge_customer_payment_profile_args', array( $this, 'filter_addons_request' ), 10, 2 );
         $result = $this->charge_customer_payment_profile( $customer_profile, $payment_profile_id, $invoice );
@@ -814,11 +814,11 @@ 
     }
 
     /**
-	 * Processes invoice addons.
-	 *
+     * Processes invoice addons.
+     *
      * @param array $args
-	 * @return array
-	 */
+     * @return array
+     */
     public function filter_addons_request( $args ) {
 
         global $getpaid_authorize_addons;
@@ -852,11 +852,11 @@ 
     }
 
     /**
-	 * Filters the gateway settings.
-	 *
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
+     * Filters the gateway settings.
+     *
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
 
         $currencies = sprintf(
             __( 'Supported Currencies: %s', 'invoicing' ),
@@ -896,7 +896,7 @@ 
             'readonly' => true,
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
 }