Check_Email_Header_Parser.php
89 lines
| 1 | <?php namespace CheckEmail\Util; |
| 2 | |
| 3 | defined( 'ABSPATH' ) || exit; // Exit if accessed directly |
| 4 | |
| 5 | /** |
| 6 | * Class Email Header Parser. |
| 7 | */ |
| 8 | class Check_Email_Header_Parser { |
| 9 | |
| 10 | public function join_headers( $data ) { |
| 11 | $headers = ''; |
| 12 | |
| 13 | if ( ! empty( $data['from'] ) ) { |
| 14 | $headers .= 'From: ' . $data['from'] . "\r\n"; |
| 15 | } |
| 16 | |
| 17 | if ( ! empty( $data['cc'] ) ) { |
| 18 | $headers .= 'CC: ' . $data['cc'] . "\r\n"; |
| 19 | } |
| 20 | |
| 21 | if ( ! empty( $data['bcc'] ) ) { |
| 22 | $headers .= 'BCC: ' . $data['bcc'] . "\r\n"; |
| 23 | } |
| 24 | |
| 25 | if ( ! empty( $data['reply_to'] ) ) { |
| 26 | $headers .= 'Reply-to: ' . $data['reply_to'] . "\r\n"; |
| 27 | } |
| 28 | |
| 29 | if ( ! empty( $data['content_type'] ) ) { |
| 30 | $headers .= 'Content-type: ' . $data['content_type'] . "\r\n"; |
| 31 | } |
| 32 | |
| 33 | return $headers; |
| 34 | } |
| 35 | |
| 36 | public function parse_headers( $headers ) { |
| 37 | return $this->parse( $headers ); |
| 38 | } |
| 39 | |
| 40 | private function parse( $headers ) { |
| 41 | $data = array(); |
| 42 | $arr_headers = explode( "\n", $headers ); |
| 43 | |
| 44 | foreach ( $arr_headers as $header ) { |
| 45 | $split_header = explode( ':', $header ); |
| 46 | $value = $this->parse_header_line( $split_header ); |
| 47 | |
| 48 | if ( trim( $value ) != '' ) { |
| 49 | switch ( strtolower( $split_header[0] ) ) { |
| 50 | case 'from': |
| 51 | $data['from'] = $value; |
| 52 | break; |
| 53 | |
| 54 | case 'cc': |
| 55 | $data['cc'] = $value; |
| 56 | break; |
| 57 | |
| 58 | case 'bcc': |
| 59 | $data['bcc'] = $value; |
| 60 | break; |
| 61 | |
| 62 | case 'reply-to': |
| 63 | $data['reply_to'] = $value; |
| 64 | break; |
| 65 | |
| 66 | case 'content-type': |
| 67 | $data['content_type'] = $value; |
| 68 | break; |
| 69 | } |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | return $data; |
| 74 | } |
| 75 | |
| 76 | private function parse_header_line( $header ) { |
| 77 | $value = ''; |
| 78 | if ( 2 == count( $header ) ) { |
| 79 | if ( is_array( $header[1] ) ) { |
| 80 | $value = trim( implode( ',', array_map( 'trim', $header[1] ) ) ); |
| 81 | } else { |
| 82 | $value = trim( $header[1] ); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | return $value; |
| 87 | } |
| 88 | } |
| 89 |