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Ticket #49661: wp_mailer_logger.php

File wp_mailer_logger.php, 3.5 KB (added by arena, 6 years ago)
wp_mailer_logger

Line
1	<?php
2	if ( !class_exists( 'WP_Mailer_Logger' ) )
3	{
4	/*
5	Plugin Name: WP Mailer Logger
6	Description: Appends some logging to mail content using the new filters of wp_mailer class
7	Author: arena
8	Version: 0
9	*/
10	class WP_Mailer_Logger
11	{
12	const route_to_dpo = array('user_request_confirmed_email');
13
14	function __construct()
15	{
16	add_filter( 'wp_mailer_mail', array( __CLASS__, 'append_log' ), 999, 2 );
17	}
18
19	public static function append_log( $wp_mail, $call )
20	{
21	$len = 20;
22	$len2 = 150;
23	$sep = '+-' . self::str_format( '', $len, '-' ) . '-+-' . self::str_format( '', $len2, '-' ) . '-+';
24
25	$tot = strlen( $sep );
26	$str = ' ' . __CLASS__ . ' ';
27	$repeat = floor( $tot / strlen($str) );
28	$reste = $tot - ($repeat * strlen($str));
29	if ( $reste > 1 ) {
30	$x = str_repeat( ' ', floor($reste/2)) . str_repeat( $str, $repeat);
31	}
32	else {
33	$x = str_repeat( $str, $repeat);
34	}
35
36	$log = array();
37
38	/* head */
39	$log[] = '';
40	$log[] = '';
41	$log[] = '';
42	$log[] = self::str_format( '', $tot, '=' );
43	$log[] = $x;
44	$log[] = self::str_format( '', $tot, '=' );
45	$log[] = ' {{ Doubled curled brackets {{x}} are logged with doubled parenthesis ((x)) to avoid replacements }}';
46	$log[] = $sep;
47
48	/* body */
49	/* caller */
50	foreach( array( 'file', 'class', 'function', 'line', ) as $v )
51	{
52	if ( isset( $call[$v] ) )
53	{
54	$log[] = '! ' . self::str_format( $v, $len ) . ' ! ' . self::str_format( $call[$v], $len2 ) . ' !';
55	}
56	}
57	if ( isset( $call['args'] ) )
58	{
59	foreach( $call['args'] as $k => $v )
60	{
61	$log[] = '! ' . self::str_format( '-- arg[' . $k . ']', $len ) . ' ! ' . self::type_format( $v, $len2 ) . ' !';
62	}
63	}
64
65	/* $wp_mail */
66	$log[] = $sep;
67	foreach( array( 'id', 'group', 'subject', 'headers', ) as $v )
68	{
69	if ( isset( $wp_mail[$v] ) )
70	{
71	$log[] = '! ' . self::str_format( $v, $len ) . ' ! ' . self::type_format( $wp_mail[$v], $len2 ) . ' !';
72	}
73	}
74
75	$log[] = $sep;
76
77	foreach( $wp_mail['replacements'] as $k => $v )
78	{
79	$log[] = '! ' . self::str_format( $k, $len ) . ' ! ' . self::str_format( $v, $len2 ) . ' !';
80	}
81
82	/* footer */
83	$log[] = $sep;
84
85	/* append to mail footer */
86	$wp_mail['replacements']['{{FOOTER}}'] .= implode( "\r\n", $log );
87
88	return $wp_mail;
89	}
90
91	public static function type_format( $s, $l, $c = ' ' ) {
92	switch( gettype( $s ) )
93	{
94	case 'boolean' :
95	case 'integer' :
96	case 'double' :
97	case 'string' :
98	$s = (string) $s;
99	break;
100	case 'array' :
101	$s = '(array) > ' . json_encode( $s );
102	break;
103	case 'object' :
104	$obj = get_class( $s );
105	$s = '(object) ' . $obj . ' > ' . json_encode( $s );
106	break;
107	case 'resource' :
108	$s = '(resource) ' . get_resource_type( $s );
109	break;
110	case 'NULL' :
111	$s = 'NULL';
112	break;
113	default :
114	$s = '(unknown type)';
115	break;
116	}
117	return self::str_format( $s, $l, $c );
118	}
119
120	public static function str_format( $s, $l, $c = ' ' ) {
121	$s = str_replace(array("\n", "\r", ' ', ' ', ' ', '{{', '}}'), array(' ', ' ', ' ', ' ', ' ', '((', '))') , $s);
122	$s = trim( $s );
123	$s = ( strlen( $s ) > $l ) ? substr( $s, 0, $l - 2 ) . ' +' : $s . str_repeat( $c, $l - strlen( $s ) );
124	return $s;
125	}
126	}
127	new WP_Mailer_Logger();
128	}

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