compose(); } private function __construct( $name, $template ) { $this->name = trim( $name ); $this->use_html = ! empty( $template['use_html'] ); $this->exclude_blank = ! empty( $template['exclude_blank'] ); $this->template = wp_parse_args( $template, array( 'subject' => '', 'sender' => '', 'body' => '', 'recipient' => '', 'additional_headers' => '', 'attachments' => '', ) ); } public function name() { return $this->name; } public function get( $component, $replace_tags = false ) { $use_html = ( $this->use_html && 'body' == $component ); $exclude_blank = ( $this->exclude_blank && 'body' == $component ); $template = $this->template; $component = isset( $template[$component] ) ? $template[$component] : ''; if ( $replace_tags ) { $component = $this->replace_tags( $component, array( 'html' => $use_html, 'exclude_blank' => $exclude_blank, ) ); if ( $use_html && ! preg_match( '%\s].*%is', $component ) ) { $component = $this->htmlize( $component ); } } return $component; } private function htmlize( $body ) { $header = apply_filters( 'wpcf7_mail_html_header', ' ', $this ); $footer = apply_filters( 'wpcf7_mail_html_footer', ' ', $this ); $html = $header . wpautop( $body ) . $footer; return $html; } private function compose( $send = true ) { $components = array( 'subject' => $this->get( 'subject', true ), 'sender' => $this->get( 'sender', true ), 'body' => $this->get( 'body', true ), 'recipient' => $this->get( 'recipient', true ), 'additional_headers' => $this->get( 'additional_headers', true ), 'attachments' => $this->attachments(), ); $components = apply_filters( 'wpcf7_mail_components', $components, wpcf7_get_current_contact_form(), $this ); if ( ! $send ) { return $components; } $subject = wpcf7_strip_newline( $components['subject'] ); $sender = wpcf7_strip_newline( $components['sender'] ); $recipient = wpcf7_strip_newline( $components['recipient'] ); $body = $components['body']; $additional_headers = trim( $components['additional_headers'] ); $attachments = $components['attachments']; $headers = "From: $sender\n"; if ( $this->use_html ) { $headers .= "Content-Type: text/html\n"; $headers .= "X-WPCF7-Content-Type: text/html\n"; } else { $headers .= "X-WPCF7-Content-Type: text/plain\n"; } if ( $additional_headers ) { $headers .= $additional_headers . "\n"; } return wp_mail( $recipient, $subject, $body, $headers, $attachments ); } public function replace_tags( $content, $args = '' ) { if ( true === $args ) { $args = array( 'html' => true ); } $args = wp_parse_args( $args, array( 'html' => false, 'exclude_blank' => false, ) ); return wpcf7_mail_replace_tags( $content, $args ); } private function attachments( $template = null ) { if ( ! $template ) { $template = $this->get( 'attachments' ); } $attachments = array(); if ( $submission = WPCF7_Submission::get_instance() ) { $uploaded_files = $submission->uploaded_files(); foreach ( (array) $uploaded_files as $name => $path ) { if ( false !== strpos( $template, "[${name}]" ) && ! empty( $path ) ) { $attachments[] = $path; } } } foreach ( explode( "\n", $template ) as $line ) { $line = trim( $line ); if ( '[' == substr( $line, 0, 1 ) ) { continue; } $path = path_join( WP_CONTENT_DIR, $line ); if ( @is_readable( $path ) && @is_file( $path ) ) { $attachments[] = $path; } } return $attachments; } } function wpcf7_mail_replace_tags( $content, $args = '' ) { $args = wp_parse_args( $args, array( 'html' => false, 'exclude_blank' => false, ) ); if ( is_array( $content ) ) { foreach ( $content as $key => $value ) { $content[$key] = wpcf7_mail_replace_tags( $value, $args ); } return $content; } $content = explode( "\n", $content ); foreach ( $content as $num => $line ) { $line = new WPCF7_MailTaggedText( $line, $args ); $replaced = $line->replace_tags(); if ( $args['exclude_blank'] ) { $replaced_tags = $line->get_replaced_tags(); if ( empty( $replaced_tags ) || array_filter( $replaced_tags ) ) { $content[$num] = $replaced; } else { unset( $content[$num] ); // Remove a line. } } else { $content[$num] = $replaced; } } $content = implode( "\n", $content ); return $content; } add_action( 'phpmailer_init', 'wpcf7_phpmailer_init' ); function wpcf7_phpmailer_init( $phpmailer ) { $custom_headers = $phpmailer->getCustomHeaders(); $phpmailer->clearCustomHeaders(); $wpcf7_content_type = false; foreach ( (array) $custom_headers as $custom_header ) { $name = $custom_header[0]; $value = $custom_header[1]; if ( 'X-WPCF7-Content-Type' === $name ) { $wpcf7_content_type = trim( $value ); } else { $phpmailer->addCustomHeader( $name, $value ); } } if ( 'text/html' === $wpcf7_content_type ) { $phpmailer->msgHTML( $phpmailer->Body ); } elseif ( 'text/plain' === $wpcf7_content_type ) { $phpmailer->AltBody = ''; } } class WPCF7_MailTaggedText { private $html = false; private $callback = null; private $content = ''; private $replaced_tags = array(); public function __construct( $content, $args = '' ) { $args = wp_parse_args( $args, array( 'html' => false, 'callback' => null, ) ); $this->html = (bool) $args['html']; if ( null !== $args['callback'] && is_callable( $args['callback'] ) ) { $this->callback = $args['callback']; } elseif ( $this->html ) { $this->callback = array( $this, 'replace_tags_callback_html' ); } else { $this->callback = array( $this, 'replace_tags_callback' ); } $this->content = $content; } public function get_replaced_tags() { return $this->replaced_tags; } public function replace_tags() { $regex = '/(\[?)\[[\t ]*' . '([a-zA-Z_][0-9a-zA-Z:._-]*)' // [2] = name . '((?:[\t ]+"[^"]*"|[\t ]+\'[^\']*\')*)' // [3] = values . '[\t ]*\](\]?)/'; return preg_replace_callback( $regex, $this->callback, $this->content ); } private function replace_tags_callback_html( $matches ) { return $this->replace_tags_callback( $matches, true ); } private function replace_tags_callback( $matches, $html = false ) { // allow [[foo]] syntax for escaping a tag if ( $matches[1] == '[' && $matches[4] == ']' ) { return substr( $matches[0], 1, -1 ); } $tag = $matches[0]; $tagname = $matches[2]; $values = $matches[3]; if ( ! empty( $values ) ) { preg_match_all( '/"[^"]*"|\'[^\']*\'/', $values, $matches ); $values = wpcf7_strip_quote_deep( $matches[0] ); } $do_not_heat = false; if ( preg_match( '/^_raw_(.+)$/', $tagname, $matches ) ) { $tagname = trim( $matches[1] ); $do_not_heat = true; } $format = ''; if ( preg_match( '/^_format_(.+)$/', $tagname, $matches ) ) { $tagname = trim( $matches[1] ); $format = $values[0]; } $submission = WPCF7_Submission::get_instance(); $submitted = $submission ? $submission->get_posted_data( $tagname ) : null; if ( null !== $submitted ) { if ( $do_not_heat ) { $submitted = isset( $_POST[$tagname] ) ? $_POST[$tagname] : ''; } $replaced = $submitted; if ( ! empty( $format ) ) { $replaced = $this->format( $replaced, $format ); } $replaced = wpcf7_flat_join( $replaced ); if ( $html ) { $replaced = esc_html( $replaced ); $replaced = wptexturize( $replaced ); } $replaced = apply_filters( 'wpcf7_mail_tag_replaced', $replaced, $submitted, $html ); $replaced = wp_unslash( trim( $replaced ) ); $this->replaced_tags[$tag] = $replaced; return $replaced; } $special = apply_filters( 'wpcf7_special_mail_tags', '', $tagname, $html ); if ( ! empty( $special ) ) { $this->replaced_tags[$tag] = $special; return $special; } return $tag; } public function format( $original, $format ) { $original = (array) $original; foreach ( $original as $key => $value ) { if ( preg_match( '/^[0-9]{4}-[0-9]{2}-[0-9]{2}$/', $value ) ) { $original[$key] = mysql2date( $format, $value ); } } return $original; } } /* Special Mail Tags */ add_filter( 'wpcf7_special_mail_tags', 'wpcf7_special_mail_tag', 10, 3 ); function wpcf7_special_mail_tag( $output, $name, $html ) { $name = preg_replace( '/^wpcf7\./', '_', $name ); // for back-compat $submission = WPCF7_Submission::get_instance(); if ( ! $submission ) { return $output; } if ( '_remote_ip' == $name ) { if ( $remote_ip = $submission->get_meta( 'remote_ip' ) ) { return $remote_ip; } else { return ''; } } if ( '_user_agent' == $name ) { if ( $user_agent = $submission->get_meta( 'user_agent' ) ) { return $html ? esc_html( $user_agent ) : $user_agent; } else { return ''; } } if ( '_url' == $name ) { if ( $url = $submission->get_meta( 'url' ) ) { return esc_url( $url ); } else { return ''; } } if ( '_date' == $name || '_time' == $name ) { if ( $timestamp = $submission->get_meta( 'timestamp' ) ) { if ( '_date' == $name ) { return date_i18n( get_option( 'date_format' ), $timestamp ); } if ( '_time' == $name ) { return date_i18n( get_option( 'time_format' ), $timestamp ); } } return ''; } if ( '_post_' == substr( $name, 0, 6 ) ) { $post_id = (int) $submission->get_meta( 'container_post_id' ); if ( $post = get_post( $post_id ) ) { if ( '_post_id' == $name ) { return (string) $post->ID; } if ( '_post_name' == $name ) { return $post->post_name; } if ( '_post_title' == $name ) { return $html ? esc_html( $post->post_title ) : $post->post_title; } if ( '_post_url' == $name ) { return get_permalink( $post->ID ); } $user = new WP_User( $post->post_author ); if ( '_post_author' == $name ) { return $user->display_name; } if ( '_post_author_email' == $name ) { return $user->user_email; } } return ''; } return $output; }