PHP give_die函数代码示例

 /**
  * Perform the export
  *
  * @access public
  * @since 1.5
  * @return void
  */
 public function export()
 {
     // Set headers
     $this->headers();
     give_die();
 }

 /**
  * Output Query in either JSON/XML. The query data is outputted as JSON
  * by default
  *
  * @since 1.1
  * @global    $wp_query
  *
  * @param int $status_code
  */
 public function output($status_code = 200)
 {
     global $wp_query;
     $format = $this->get_output_format();
     status_header($status_code);
     do_action('give_api_output_before', $this->data, $this, $format);
     switch ($format) {
         case 'xml':
             require_once GIVE_PLUGIN_DIR . 'includes/libraries/array2xml.php';
             $xml = Array2XML::createXML('give', $this->data);
             echo $xml->saveXML();
             break;
         case 'json':
             header('Content-Type: application/json');
             if (!empty($this->pretty_print)) {
                 echo json_encode($this->data, $this->pretty_print);
             } else {
                 echo json_encode($this->data);
             }
             break;
         default:
             // Allow other formats to be added via extensions
             do_action('give_api_output_' . $format, $this->data, $this);
             break;
     }
     do_action('give_api_output_after', $this->data, $this, $format);
     give_die();
 }

/**
 * Send back to checkout.
 *
 * Used to redirect a user back to the purchase
 * page if there are errors present.
 *
 * @param array $args
 *
 * @access public
 * @since  1.0
 * @return Void
 */
function give_send_back_to_checkout($args = array())
{
    $redirect = isset($_POST['give-current-url']) ? $_POST['give-current-url'] : '';
    $form_id = isset($_POST['give-form-id']) ? $_POST['give-form-id'] : 0;
    $defaults = array('form-id' => (int) $form_id);
    // Check for backward compatibility
    if (is_string($args)) {
        $args = str_replace('?', '', $args);
    }
    $args = wp_parse_args($args, $defaults);
    $redirect = add_query_arg($args, $redirect) . '#give-form-' . $form_id . '-wrap';
    wp_redirect(apply_filters('give_send_back_to_checkout', $redirect, $args));
    give_die();
}

/**
 * Send back to checkout.
 *
 * Used to redirect a user back to the purchase
 * page if there are errors present.
 *
 * @param array $args
 *
 * @access public
 * @since  1.0
 * @return Void
 */
function give_send_back_to_checkout($args = array())
{
    $redirect = isset($_POST['give-current-url']) ? $_POST['give-current-url'] : '';
    if (!empty($args)) {
        // Check for backward compatibility
        if (is_string($args)) {
            $args = str_replace('?', '', $args);
        }
        $args = wp_parse_args($args);
        $redirect = esc_url(add_query_arg($args, $redirect));
    }
    wp_redirect(apply_filters('give_send_back_to_checkout', $redirect, $args));
    give_die();
}

/**
 * Search the donors database via Ajax
 *
 * @since 1.0
 * @return void
 */
function give_ajax_donor_search()
{
    global $wpdb;
    $search = esc_sql(sanitize_text_field($_GET['s']));
    $results = array();
    if (!current_user_can('view_give_reports')) {
        $donors = array();
    } else {
        $donors = $wpdb->get_results("SELECT id,name,email FROM {$wpdb->prefix}give_donors WHERE `name` LIKE '%{$search}%' OR `email` LIKE '%{$search}%' LIMIT 50");
    }
    if ($donors) {
        foreach ($donors as $donor) {
            $results[] = array('id' => $donor->id, 'name' => $donor->name . '(' . $donor->email . ')');
        }
    } else {
        $donors[] = array('id' => 0, 'name' => __('No results found', 'give'));
    }
    echo json_encode($results);
    give_die();
}

/**
 * Process Profile Updater Form.
 *
 * Processes the profile updater form by updating the necessary fields.
 *
 * @since  1.0
 *
 * @param array $data Data sent from the profile editor.
 *
 * @return bool
 */
function give_process_profile_editor_updates($data)
{
    // Profile field change request
    if (empty($_POST['give_profile_editor_submit']) && !is_user_logged_in()) {
        return false;
    }
    // Nonce security
    if (!wp_verify_nonce($data['give_profile_editor_nonce'], 'give-profile-editor-nonce')) {
        return false;
    }
    $user_id = get_current_user_id();
    $old_user_data = get_userdata($user_id);
    $display_name = isset($data['give_display_name']) ? sanitize_text_field($data['give_display_name']) : $old_user_data->display_name;
    $first_name = isset($data['give_first_name']) ? sanitize_text_field($data['give_first_name']) : $old_user_data->first_name;
    $last_name = isset($data['give_last_name']) ? sanitize_text_field($data['give_last_name']) : $old_user_data->last_name;
    $email = isset($data['give_email']) ? sanitize_email($data['give_email']) : $old_user_data->user_email;
    $line1 = isset($data['give_address_line1']) ? sanitize_text_field($data['give_address_line1']) : '';
    $line2 = isset($data['give_address_line2']) ? sanitize_text_field($data['give_address_line2']) : '';
    $city = isset($data['give_address_city']) ? sanitize_text_field($data['give_address_city']) : '';
    $state = isset($data['give_address_state']) ? sanitize_text_field($data['give_address_state']) : '';
    $zip = isset($data['give_address_zip']) ? sanitize_text_field($data['give_address_zip']) : '';
    $country = isset($data['give_address_country']) ? sanitize_text_field($data['give_address_country']) : '';
    $userdata = array('ID' => $user_id, 'first_name' => $first_name, 'last_name' => $last_name, 'display_name' => $display_name, 'user_email' => $email);
    $address = array('line1' => $line1, 'line2' => $line2, 'city' => $city, 'state' => $state, 'zip' => $zip, 'country' => $country);
    /**
     * Fires before updating user profile.
     *
     * @since 1.0
     *
     * @param int   $user_id  The ID of the user.
     * @param array $userdata User info, including ID, first name, last name, display name and email.
     */
    do_action('give_pre_update_user_profile', $user_id, $userdata);
    // New password
    if (!empty($data['give_new_user_pass1'])) {
        if ($data['give_new_user_pass1'] !== $data['give_new_user_pass2']) {
            give_set_error('password_mismatch', esc_html__('The passwords you entered do not match. Please try again.', 'give'));
        } else {
            $userdata['user_pass'] = $data['give_new_user_pass1'];
        }
    }
    if (empty($email)) {
        // Make sure email should not be empty.
        give_set_error('email_empty', esc_html__('The email you entered is empty.', 'give'));
    } else {
        if (!is_email($email)) {
            // Make sure email should be valid.
            give_set_error('email_not_valid', esc_html__('The email you entered is not valid. Please use another', 'give'));
        } else {
            if ($email != $old_user_data->user_email) {
                // Make sure the new email doesn't belong to another user
                if (email_exists($email)) {
                    give_set_error('email_exists', esc_html__('The email you entered belongs to another user. Please use another.', 'give'));
                }
            }
        }
    }
    // Check for errors
    $errors = give_get_errors();
    if ($errors) {
        // Send back to the profile editor if there are errors
        wp_redirect($data['give_redirect']);
        give_die();
    }
    // Update the user
    $meta = update_user_meta($user_id, '_give_user_address', $address);
    $updated = wp_update_user($userdata);
    if ($updated) {
        /**
         * Fires after updating user profile.
         *
         * @since 1.0
         *
         * @param int   $user_id  The ID of the user.
         * @param array $userdata User info, including ID, first name, last name, display name and email.
         */
        do_action('give_user_profile_updated', $user_id, $userdata);
        wp_redirect(add_query_arg('updated', 'true', $data['give_redirect']));
        give_die();
    }
    return false;
}

 /**
  * Perform the export
  *
  * @access public
  * @since  1.0
  * @uses   Give_Export::can_export()
  * @uses   Give_Export::headers()
  * @uses   Give_Export::csv_cols_out()
  * @uses   Give_Export::csv_rows_out()
  * @return void
  */
 public function export()
 {
     if (!$this->can_export()) {
         wp_die(__('You do not have permission to export data.', 'give'), __('Error', 'give'), array('response' => 403));
     }
     // Set headers
     $this->headers();
     // Output CSV columns (headers)
     $this->csv_cols_out();
     // Output CSV rows
     $this->csv_rows_out();
     give_die();
 }

/**
 * Generates a System Info download file
 *
 * @since       1.0
 * @return      void
 */
function give_tools_sysinfo_download()
{
    if (!current_user_can('manage_give_settings')) {
        return;
    }
    nocache_headers();
    header('Content-Type: text/plain');
    header('Content-Disposition: attachment; filename="give-system-info.txt"');
    echo wp_strip_all_tags($_POST['give-sysinfo']);
    give_die();
}

/**
 * Process the checkout login form
 *
 * @access      private
 * @since       1.0
 * @return      void
 */
function give_process_form_login()
{
    $is_ajax = isset($_POST['give_ajax']);
    $user_data = give_purchase_form_validate_user_login();
    if (give_get_errors() || $user_data['user_id'] < 1) {
        if ($is_ajax) {
            do_action('give_ajax_checkout_errors');
            give_die();
        } else {
            wp_redirect($_SERVER['HTTP_REFERER']);
            exit;
        }
    }
    give_log_user_in($user_data['user_id'], $user_data['user_login'], $user_data['user_pass']);
    if ($is_ajax) {
        echo 'success';
        give_die();
    } else {
        wp_redirect($_SERVER['HTTP_REFERER']);
    }
}

/**
 * Grabs all of the selected date info and then redirects appropriately
 *
 * @since 1.0
 *
 * @param $data
 */
function give_parse_report_dates($data)
{
    $dates = give_get_report_dates();
    $view = give_get_reporting_view();
    $id = isset($_GET['form-id']) ? $_GET['form-id'] : null;
    wp_redirect(add_query_arg($dates, admin_url('edit.php?post_type=give_forms&page=give-reports&view=' . esc_attr($view) . '&form-id=' . absint($id))));
    give_die();
}

/**
 * Check for Variation Prices HTML  (Multi-level donation forms)
 *
 * @since  1.6
 *
 * @return void
 */
function give_check_for_form_price_variations_html()
{
    if (!current_user_can('edit_give_payments', get_current_user_id())) {
        wp_die();
    }
    $form_id = intval($_POST['form_id']);
    $payment_id = intval($_POST['payment_id']);
    $form = get_post($form_id);
    if ('give_forms' != $form->post_type) {
        wp_die();
    }
    if (!give_has_variable_prices($form_id)) {
        esc_html_e('n/a', 'give');
    } else {
        // Payment object.
        $payment = new Give_Payment($payment_id);
        // Payment meta.
        $payment_meta = $payment->get_meta();
        // Variable price dropdown options.
        $variable_price_dropdown_option = array('id' => $form_id, 'name' => 'give-variable-price', 'chosen' => true, 'show_option_all' => '', 'selected' => $payment_meta['price_id']);
        // Render variable prices select tag html.
        give_get_form_variable_price_dropdown($variable_price_dropdown_option, true);
    }
    give_die();
}

/**
 * Send back to donation form..
 *
 * Used to redirect a user back to the donation form if there are errors present.
 *
 * @param array $args
 *
 * @access public
 * @since  1.0
 * @return Void
 */
function give_send_back_to_checkout($args = array())
{
    $url = isset($_POST['give-current-url']) ? sanitize_text_field($_POST['give-current-url']) : '';
    //Set the form_id.
    if (isset($_POST['give-form-id'])) {
        $form_id = sanitize_text_field($_POST['give-form-id']);
    } else {
        $form_id = 0;
    }
    //Need a URL to continue. If none, redirect back to single form.
    if (empty($url)) {
        wp_safe_redirect(get_permalink($form_id));
        give_die();
    }
    $defaults = array('form-id' => (int) $form_id);
    // Check for backward compatibility.
    if (is_string($args)) {
        $args = str_replace('?', '', $args);
    }
    $args = wp_parse_args($args, $defaults);
    // Merge URL query with $args to maintain third-party URL parameters after redirect.
    $url_data = wp_parse_url($url);
    //Check if an array to prevent notices before parsing.
    if (isset($url_data['query']) && !empty($url_data['query'])) {
        parse_str($url_data['query'], $query);
        //Precaution: don't allow any CC info.
        unset($query['card_number']);
        unset($query['card_cvc']);
    } else {
        //No $url_data so pass empty array.
        $query = array();
    }
    $new_query = array_merge($args, $query);
    $new_query_string = http_build_query($new_query);
    // Assemble URL parts.
    $redirect = home_url('/' . $url_data['path'] . '?' . $new_query_string . '#give-form-' . $form_id . '-wrap');
    //Redirect them.
    wp_safe_redirect(apply_filters('give_send_back_to_checkout', $redirect, $args));
    give_die();
}

 /**
  * Perform the export
  *
  * @access public
  * @since 1.5
  * @return void
  */
 public function export()
 {
     // Set headers
     $this->headers();
     $file = $this->get_file();
     @unlink($this->file);
     echo $file;
     give_die();
 }

/**
 * Trigger a Purchase Deletion
 *
 * @since 1.0
 *
 * @param $data Arguments passed
 *
 * @return void
 */
function give_trigger_purchase_delete($data)
{
    if (wp_verify_nonce($data['_wpnonce'], 'give_payment_nonce')) {
        $payment_id = absint($data['purchase_id']);
        if (!current_user_can('edit_give_payments', $payment_id)) {
            wp_die(__('You do not have permission to edit this payment record', 'give'), __('Error', 'give'), array('response' => 403));
        }
        give_delete_purchase($payment_id);
        wp_redirect(admin_url('/edit.php?post_type=give_forms&page=give-payment-history&give-message=payment_deleted'));
        give_die();
    }
}

/**
 * Process Register Form
 *
 * @since 2.0
 *
 * @param array $data Data sent from the register form
 *
 * @return void
 */
function give_process_register_form($data)
{
    if (is_user_logged_in()) {
        return;
    }
    if (empty($_POST['give_register_submit'])) {
        return;
    }
    do_action('give_pre_process_register_form');
    if (empty($data['give_user_login'])) {
        give_set_error('empty_username', __('Invalid username', 'give'));
    }
    if (username_exists($data['give_user_login'])) {
        give_set_error('username_unavailable', __('Username already taken', 'give'));
    }
    if (!validate_username($data['give_user_login'])) {
        give_set_error('username_invalid', __('Invalid username', 'give'));
    }
    if (email_exists($data['give_user_email'])) {
        give_set_error('email_unavailable', __('Email address already taken', 'give'));
    }
    if (empty($data['give_user_email']) || !is_email($data['give_user_email'])) {
        give_set_error('email_invalid', __('Invalid email', 'give'));
    }
    if (!empty($data['give_payment_email']) && $data['give_payment_email'] != $data['give_user_email'] && !is_email($data['give_payment_email'])) {
        give_set_error('payment_email_invalid', __('Invalid payment email', 'give'));
    }
    if (empty($_POST['give_user_pass'])) {
        give_set_error('empty_password', __('Please enter a password', 'give'));
    }
    if (!empty($_POST['give_user_pass']) && empty($_POST['give_user_pass2']) || $_POST['give_user_pass'] !== $_POST['give_user_pass2']) {
        give_set_error('password_mismatch', __('Passwords do not match', 'give'));
    }
    do_action('give_process_register_form');
    // Check for errors and redirect if none present
    $errors = give_get_errors();
    if (empty($errors)) {
        $redirect = apply_filters('give_register_redirect', $data['give_redirect']);
        give_register_and_login_new_user(array('user_login' => $data['give_user_login'], 'user_pass' => $data['give_user_pass'], 'user_email' => $data['give_user_email'], 'user_registered' => date('Y-m-d H:i:s'), 'role' => get_option('default_role')));
        wp_redirect($redirect);
        give_die();
    }
}