Файловый менеджер

Файловый менеджер - Редактировать - /home/beautybuzzbeyond/public_html/wp-content/plugins/contact-form-7/includes/config-validator/mail.php

Назад
<?php trait WPCF7_ConfigValidator_Mail { /** * Replaces all mail-tags in the given content. / public function replace_mail_tags( $content, $options = '' ) { $options = wp_parse_args( $options, array( 'html' => false, 'callback' => array( $this, 'replace_mail_tags_with_minimum_input_callback' ), ) ); $content = new WPCF7_MailTaggedText( $content, $options ); return $content->replace_tags(); } /* * Callback function for WPCF7_MailTaggedText. Replaces mail-tags with * the most conservative inputs. / public function replace_mail_tags_with_minimum_input_callback( $matches ) { // allow [[foo]] syntax for escaping a tag if ( $matches[1] === '[' and $matches[4] === ']' ) { return substr( $matches[0], 1, -1 ); } $tag = $matches[0]; $tagname = $matches[2]; $values = $matches[3]; $mail_tag = new WPCF7_MailTag( $tag, $tagname, $values ); $field_name = $mail_tag->field_name(); $example_email = 'example@example.com'; $example_text = 'example'; $example_blank = ''; // for back-compat $field_name = preg_replace( '/^wpcf7\./', '_', $field_name ); if ( '_site_admin_email' === $field_name ) { return get_bloginfo( 'admin_email', 'raw' ); } elseif ( '_user_agent' === $field_name ) { return $example_text; } elseif ( '_user_email' === $field_name ) { return $this->contact_form->is_true( 'subscribers_only' ) ? $example_email : $example_blank; } elseif ( str_starts_with( $field_name, '_user_' ) ) { return $this->contact_form->is_true( 'subscribers_only' ) ? $example_text : $example_blank; } elseif ( str_starts_with( $field_name, '_' ) ) { return str_ends_with( $field_name, '_email' ) ? $example_email : $example_text; } static $opcalcset = array(); if ( ! isset( $opcalcset[$this->contact_form->id()] ) ) { $opcalcset[$this->contact_form->id()] = new WPCF7_MailTag_OutputCalculator( $this->contact_form ); } $opcalc = $opcalcset[$this->contact_form->id()]; $op = $opcalc->calc_output( $mail_tag ); if ( WPCF7_MailTag_OutputCalculator::email === $op ) { return $example_email; } elseif ( ! ( WPCF7_MailTag_OutputCalculator::blank & $op ) ) { return $example_text; } else { return $example_blank; } } /* * Runs error detection for the mail sections. / public function validate_mail( $template = 'mail' ) { if ( $this->contact_form->is_true( 'demo_mode' ) or $this->contact_form->is_true( 'skip_mail' ) ) { return; } $components = (array) $this->contact_form->prop( $template ); if ( ! $components ) { return; } if ( 'mail' !== $template and empty( $components['active'] ) ) { return; } $components = wp_parse_args( $components, array( 'subject' => '', 'sender' => '', 'recipient' => '', 'additional_headers' => '', 'body' => '', 'attachments' => '', ) ); $this->validate_mail_subject( $template, $components['subject'] ); $this->validate_mail_sender( $template, $components['sender'] ); $this->validate_mail_recipient( $template, $components['recipient'] ); $this->validate_mail_additional_headers( $template, $components['additional_headers'] ); $this->validate_mail_body( $template, $components['body'] ); $this->validate_mail_attachments( $template, $components['attachments'] ); } /* * Runs error detection for the mail subject section. / public function validate_mail_subject( $template, $content ) { $section = sprintf( '%s.subject', $template ); if ( $this->supports( 'maybe_empty' ) ) { if ( $this->detect_maybe_empty( $section, $content ) ) { $this->add_error( $section, 'maybe_empty', array( 'message' => __( "There is a possible empty field.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'maybe_empty' ); } } } /* * Runs error detection for the mail sender section. / public function validate_mail_sender( $template, $content ) { $section = sprintf( '%s.sender', $template ); if ( $this->supports( 'invalid_mailbox_syntax' ) ) { if ( $this->detect_invalid_mailbox_syntax( $section, $content ) ) { $this->add_error( $section, 'invalid_mailbox_syntax', array( 'message' => __( "Invalid mailbox syntax is used.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'invalid_mailbox_syntax' ); } } if ( $this->supports( 'email_not_in_site_domain' ) ) { $this->remove_error( $section, 'email_not_in_site_domain' ); if ( ! $this->has_error( $section, 'invalid_mailbox_syntax' ) ) { $sender = $this->replace_mail_tags( $content ); $sender = wpcf7_strip_newline( $sender ); if ( ! wpcf7_is_email_in_site_domain( $sender ) ) { $this->add_error( $section, 'email_not_in_site_domain', array( 'message' => __( "Sender email address does not belong to the site domain.", 'contact-form-7' ), ) ); } } } } /* * Runs error detection for the mail recipient section. / public function validate_mail_recipient( $template, $content ) { $section = sprintf( '%s.recipient', $template ); if ( $this->supports( 'invalid_mailbox_syntax' ) ) { if ( $this->detect_invalid_mailbox_syntax( $section, $content ) ) { $this->add_error( $section, 'invalid_mailbox_syntax', array( 'message' => __( "Invalid mailbox syntax is used.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'invalid_mailbox_syntax' ); } } if ( $this->supports( 'unsafe_email_without_protection' ) ) { $this->remove_error( $section, 'unsafe_email_without_protection' ); if ( ! $this->has_error( $section, 'invalid_mailbox_syntax' ) ) { if ( $this->detect_unsafe_email_without_protection( $section, $content ) ) { $this->add_error( $section, 'unsafe_email_without_protection', array( 'message' => __( "Unsafe email config is used without sufficient protection.", 'contact-form-7' ), ) ); } } } } /* * Runs error detection for the mail additional headers section. / public function validate_mail_additional_headers( $template, $content ) { $section = sprintf( '%s.additional_headers', $template ); $invalid_mail_headers = array(); $invalid_mailbox_fields = array(); $unsafe_email_fields = array(); foreach ( explode( "\n", $content ) as $header ) { $header = trim( $header ); if ( '' === $header ) { continue; } $is_valid_header = preg_match( '/^([0-9A-Za-z-]+):(.)$/', $header, $matches ); if ( ! $is_valid_header ) { $invalid_mail_headers[] = $header; continue; } $header_name = $matches[1]; $header_value = trim( $matches[2] ); if ( in_array( strtolower( $header_name ), array( 'reply-to', 'cc', 'bcc' ) ) and '' !== $header_value and $this->detect_invalid_mailbox_syntax( $section, $header_value ) ) { $invalid_mailbox_fields[] = $header_name; continue; } if ( in_array( strtolower( $header_name ), array( 'cc', 'bcc' ) ) and $this->detect_unsafe_email_without_protection( $section, $header_value ) ) { $unsafe_email_fields[] = $header_name; } } if ( $this->supports( 'invalid_mail_header' ) ) { if ( ! empty( $invalid_mail_headers ) ) { $this->add_error( $section, 'invalid_mail_header', array( 'message' => __( "There are invalid mail header fields.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'invalid_mail_header' ); } } if ( $this->supports( 'invalid_mailbox_syntax' ) ) { if ( ! empty( $invalid_mailbox_fields ) ) { foreach ( $invalid_mailbox_fields as $header_name ) { $this->add_error( $section, 'invalid_mailbox_syntax', array( 'message' => __( "Invalid mailbox syntax is used in the %name% field.", 'contact-form-7' ), 'params' => array( 'name' => $header_name ), ) ); } } else { $this->remove_error( $section, 'invalid_mailbox_syntax' ); } } if ( $this->supports( 'unsafe_email_without_protection' ) ) { if ( ! empty( $unsafe_email_fields ) ) { $this->add_error( $section, 'unsafe_email_without_protection', array( 'message' => __( "Unsafe email config is used without sufficient protection.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'unsafe_email_without_protection' ); } } } /** * Runs error detection for the mail body section. / public function validate_mail_body( $template, $content ) { $section = sprintf( '%s.body', $template ); if ( $this->supports( 'maybe_empty' ) ) { if ( $this->detect_maybe_empty( $section, $content ) ) { $this->add_error( $section, 'maybe_empty', array( 'message' => __( "There is a possible empty field.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'maybe_empty' ); } } } /* * Runs error detection for the mail attachments section. / public function validate_mail_attachments( $template, $content ) { $section = sprintf( '%s.attachments', $template ); $total_size = 0; $files_not_found = array(); $files_out_of_content = array(); if ( '' !== $content ) { $attachables = array(); $tags = $this->contact_form->scan_form_tags( array( 'type' => array( 'file', 'file' ) ) ); foreach ( $tags as $tag ) { $name = $tag->name; if ( ! str_contains( $content, "[{$name}]" ) ) { continue; } $limit = (int) $tag->get_limit_option(); if ( empty( $attachables[$name] ) or $attachables[$name] < $limit ) { $attachables[$name] = $limit; } } $total_size = array_sum( $attachables ); foreach ( explode( "\n", $content ) as $line ) { $line = trim( $line ); if ( '' === $line or str_starts_with( $line, '[' ) ) { continue; } if ( $this->detect_file_not_found( $section, $line ) ) { $files_not_found[] = $line; } elseif ( $this->detect_file_not_in_content_dir( $section, $line ) ) { $files_out_of_content[] = $line; } else { $total_size += (int) @filesize( $path ); } } } if ( $this->supports( 'file_not_found' ) ) { if ( ! empty( $files_not_found ) ) { foreach ( $files_not_found as $line ) { $this->add_error( $section, 'file_not_found', array( 'message' => __( "Attachment file does not exist at %path%.", 'contact-form-7' ), 'params' => array( 'path' => $line ), ) ); } } else { $this->remove_error( $section, 'file_not_found' ); } } if ( $this->supports( 'file_not_in_content_dir' ) ) { if ( ! empty( $files_out_of_content ) ) { $this->add_error( $section, 'file_not_in_content_dir', array( 'message' => __( "It is not allowed to use files outside the wp-content directory.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'file_not_in_content_dir' ); } } if ( $this->supports( 'attachments_overweight' ) ) { $max = 25 * MB_IN_BYTES; // 25 MB if ( $max < $total_size ) { $this->add_error( $section, 'attachments_overweight', array( 'message' => __( "The total size of attachment files is too large.", 'contact-form-7' ), ) ); } else { $this->remove_error( $section, 'attachments_overweight' ); } } } /** * Detects errors of invalid mailbox syntax. * * @link https://contactform7.com/configuration-errors/invalid-mailbox-syntax/ / public function detect_invalid_mailbox_syntax( $section, $content ) { $content = $this->replace_mail_tags( $content ); $content = wpcf7_strip_newline( $content ); if ( ! wpcf7_is_mailbox_list( $content ) ) { return true; } return false; } /* * Detects errors of empty message fields. * * @link https://contactform7.com/configuration-errors/maybe-empty/ / public function detect_maybe_empty( $section, $content ) { $content = $this->replace_mail_tags( $content ); $content = wpcf7_strip_newline( $content ); if ( '' === $content ) { return true; } return false; } /* * Detects errors of nonexistent attachment files. * * @link https://contactform7.com/configuration-errors/file-not-found/ / public function detect_file_not_found( $section, $content ) { $path = path_join( WP_CONTENT_DIR, $content ); if ( ! is_readable( $path ) or ! is_file( $path ) ) { return true; } return false; } /* * Detects errors of attachment files out of the content directory. * * @link https://contactform7.com/configuration-errors/file-not-in-content-dir/ / public function detect_file_not_in_content_dir( $section, $content ) { $path = path_join( WP_CONTENT_DIR, $content ); if ( ! wpcf7_is_file_path_in_content_dir( $path ) ) { return true; } return false; } /* * Detects errors of that unsafe email config is used without * sufficient protection. * * @link https://contactform7.com/configuration-errors/unsafe-email-without-protection/ */ public function detect_unsafe_email_without_protection( $section, $content ) { static $is_recaptcha_active = null; if ( null === $is_recaptcha_active ) { $is_recaptcha_active = call_user_func( function () { $service = WPCF7_RECAPTCHA::get_instance(); return $service->is_active(); } ); } if ( $is_recaptcha_active ) { return false; } $example_email = 'user-specified@example.com'; // Replace mail-tags connected to an email type form-tag first. $content = $this->replace_mail_tags( $content, array( 'callback' => function ( $matches ) use ( $example_email ) { // allow [[foo]] syntax for escaping a tag if ( $matches[1] === '[' and $matches[4] === ']' ) { return substr( $matches[0], 1, -1 ); } $tag = $matches[0]; $tagname = $matches[2]; $values = $matches[3]; $mail_tag = new WPCF7_MailTag( $tag, $tagname, $values ); $field_name = $mail_tag->field_name(); $form_tags = $this->contact_form->scan_form_tags( array( 'name' => $field_name ) ); if ( $form_tags ) { $form_tag = new WPCF7_FormTag( $form_tags[0] ); if ( 'email' === $form_tag->basetype ) { return $example_email; } } return $tag; }, ) ); // Replace remaining mail-tags. $content = $this->replace_mail_tags( $content ); $content = wpcf7_strip_newline( $content ); if ( str_contains( $content, $example_email ) ) { return true; } return false; } }

| ver. 1.4 | Github | . | PHP 8.0.30 | Генерация страницы: 0 | proxy | phpinfo | Настройка