phpinfo-wp / views / pro / error-log.php

error-log.php in phpinfo() WP – Site Health, PHP Compatibility & Server Audit 7.2.5, at views/pro/error-log.php

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1	<?php
2	defined('ABSPATH') or die('Unauthorized Access');
3
4	if (!Phpinfo_WP_License::is_valid()) {
5	phpinfowp_render_feature_lock([
6	'feature' => 'PHP Error Log Viewer',
7	'icon' => 'dashicons-warning',
8	'tagline' => 'Browse, filter, and clear your PHP error log — without FTP, SSH, or asking your host.',
9	'previews' => [
10	'<strong>[—] PHP Warning:</strong> Undefined variable $foo in /wp-content/…',
11	'<strong>[—] PHP Deprecated:</strong> strpos() expects string …',
12	'<strong>[—] PHP Fatal error:</strong> Allowed memory size exhausted …',
13	],
14	]);
15	return;
16	}
17
18	$message = '';
19	$msg_type = 'success';
20
21	if (isset($_POST['phpinfowp_log_action']) && check_admin_referer('phpinfowp_log_nonce')) {
22	if ($_POST['phpinfowp_log_action'] === 'clear') {
23	$path = Phpinfo_WP_Error_Log::find_path();
24	if ($path && Phpinfo_WP_Error_Log::clear($path)) {
25	$message = 'Log file cleared.';
26	} else {
27	$message = 'Could not clear the log file (check file permissions).';
28	$msg_type = 'error';
29	}
30	}
31	}
32
33	$path = Phpinfo_WP_Error_Log::find_path();
34	$lines = $path ? Phpinfo_WP_Error_Log::tail($path, 200) : [];
35	$size = $path ? Phpinfo_WP_Error_Log::format_bytes(Phpinfo_WP_Error_Log::size($path)) : '0 B';
36	$search = sanitize_text_field($_GET['log_search'] ?? '');
37	?>
38
39	<div class="phpinfowp-pro-page">
40	<div class="phpinfowp-page-header">
41	<div>
42	<h1>PHP Error Log <span class="phpinfowp-pro-badge"><?php _e('PRO', 'phpinfo-wp'); ?></span></h1>
43	<p class="phpinfowp-page-subtitle"><?php _e('Browse, filter, and clear your PHP error log — without FTP, SSH, or asking your host.', 'phpinfo-wp'); ?></p>
44	</div>
45	</div>
46
47	<?php if ($message): ?>
48	<div class="notice notice-<?php echo $msg_type; ?> inline is-dismissible"><p><?php echo esc_html($message); ?></p></div>
49	<?php endif; ?>
50
51	<?php if (!$path):
52	$diag = Phpinfo_WP_Error_Log::diagnose();
53	$verdict_color = $diag['verdict'] === 'empty' ? '#00a32a' : ($diag['verdict'] === 'disabled' ? '#dba617' : '#d63638');
54	$verdict_label = $diag['verdict'] === 'empty' ? 'No errors yet' : ($diag['verdict'] === 'disabled' ? 'Logging disabled' : 'Not found');
55	?>
56	<div class="phpinfowp-errlog-diag">
57	<div class="phpinfowp-errlog-diag-head">
58	<div>
59	<span class="phpinfowp-errlog-diag-pill" style="background:<?php echo $verdict_color; ?>20;color:<?php echo $verdict_color; ?>;border-color:<?php echo $verdict_color; ?>40">
60	<?php echo esc_html($verdict_label); ?>
61	</span>
62	<h2 style="margin:8px 0 4px;font-size:17px;color:#1d2327"><?php _e('No log file discovered', 'phpinfo-wp'); ?></h2>
63	</div>
64	</div>
65	<p style="margin:6px 0 18px;color:#3c434a;line-height:1.5"><?php echo esc_html($diag['summary']); ?></p>
66
67	<h3 style="font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:#646970;margin:0 0 8px"><?php _e('WordPress debug constants', 'phpinfo-wp'); ?></h3>
68	<table class="phpinfowp-errlog-diag-table">
69	<tr>
70	<td><code>WP_DEBUG</code></td>
71	<td><?php echo $diag['constants']['WP_DEBUG'] ? '<span style="color:#00a32a">✓ on</span>' : '<span style="color:#d63638">✗ off</span>'; ?></td>
72	<td>Master switch — must be on for WP_DEBUG_LOG to work.</td>
73	</tr>
74	<tr>
75	<td><code>WP_DEBUG_LOG</code></td>
76	<td><?php echo $diag['constants']['WP_DEBUG_LOG'] ? '<span style="color:#00a32a">✓ on</span>' : '<span style="color:#d63638">✗ off</span>'; ?></td>
77	<td>Writes errors to <code>wp-content/debug.log</code> (or a custom path if you set one).</td>
78	</tr>
79	<tr>
80	<td><code>WP_DEBUG_DISPLAY</code></td>
81	<td><?php echo $diag['constants']['WP_DEBUG_DISPLAY'] ? '<span style="color:#d63638">✗ on</span>' : '<span style="color:#00a32a">✓ off</span>'; ?></td>
82	<td><?php _e('Should be <strong>off</strong> in production — leaking errors to visitors is a security risk.', 'phpinfo-wp'); ?></td>
83	</tr>
84	</table>
85
86	<h3 style="font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:#646970;margin:18px 0 8px"><?php _e('Paths checked', 'phpinfo-wp'); ?></h3>
87	<table class="phpinfowp-errlog-diag-table phpinfowp-errlog-diag-paths">
88	<?php foreach ($diag['checks'] as $c):
89	$sym = $c['status'] === 'found' ? '✓' : ($c['status'] === 'unreadable' ? '!' : '✗');
90	$col = $c['status'] === 'found' ? '#00a32a' : ($c['status'] === 'unreadable' ? '#dba617' : '#a7aaad');
91	?>
92	<tr>
93	<td style="width:24px;text-align:center;color:<?php echo $col; ?>;font-weight:700"><?php echo $sym; ?></td>
94	<td><code style="font-size:11px;color:#3c434a"><?php echo esc_html($c['path']); ?></code></td>
95	<td style="color:#646970;font-size:12px"><?php echo esc_html($c['note'] ?: ucfirst($c['status'])); ?></td>
96	</tr>
97	<?php endforeach; ?>
98	</table>
99
100	<details style="margin-top:18px">
101	<summary style="cursor:pointer;font-weight:600;color:#1d2327">Enable WordPress logging</summary>
102	<p style="margin:8px 0 6px;color:#3c434a">Add to <code>wp-config.php</code> <em>above</em> the <code>/* That's all, stop editing! */</code> line:</p>
103	<pre style="background:#f6f7f7;border:1px solid #e0e0e6;border-radius:6px;padding:12px 14px;font-size:12px;color:#1d2327;margin:0">define('WP_DEBUG', true);
104	define('WP_DEBUG_LOG', true);
105	define('WP_DEBUG_DISPLAY', false);
106	@ini_set('display_errors', '0');</pre>
107	<p style="margin:10px 0 0;color:#646970;font-size:12px">The log file (<code>wp-content/debug.log</code>) only appears once an error has been logged. On a healthy site that may take days. Many managed hosts (SiteGround, Kinsta, WP Engine, Cloudways) also expose a log viewer in their control panel — that's a separate file from this one.</p>
108	</details>
109	</div>
110	<?php else: ?>
111
112	<div class="phpinfowp-log-toolbar">
113	<div class="phpinfowp-log-meta">
114	<strong><?php _e('File:', 'phpinfo-wp'); ?></strong> <code><?php echo esc_html($path); ?></code>
115	·  <strong><?php _e('Size:', 'phpinfo-wp'); ?></strong> <?php echo esc_html($size); ?>
116	·  <strong><?php _e('Showing:', 'phpinfo-wp'); ?></strong> last <?php echo count($lines); ?> lines
117	</div>
118	<div style="display:flex;gap:8px;align-items:center;flex-wrap:wrap">
119	<input type="text" id="phpinfowp-log-search" placeholder="<?php echo esc_attr__('Filter lines...', 'phpinfo-wp'); ?>"
120	value="<?php echo esc_attr($search); ?>" class="regular-text"
121	oninput="phpinfowpFilterLog(this.value)">
122	<form method="post" onsubmit="return confirm('Clear the entire log file? This cannot be undone.')">
123	<?php wp_nonce_field('phpinfowp_log_nonce'); ?>
124	<input type="hidden" name="phpinfowp_log_action" value="clear">
125	<button type="submit" class="button button-secondary"><?php _e('Clear Log', 'phpinfo-wp'); ?></button>
126	</form>
127	</div>
128	</div>
129
130	<div id="phpinfowp-log-viewer">
131	<?php if (empty($lines)): ?>
132	<p style="padding:20px;color:#666;text-align:center"><?php _e('Log is empty — no errors recorded.', 'phpinfo-wp'); ?></p>
133	<?php else: ?>
134	<?php foreach ($lines as $line): ?>
135	<div class="log-line <?php echo esc_attr(Phpinfo_WP_Error_Log::classify($line)); ?>" data-line="<?php echo esc_attr(strtolower($line)); ?>">
136	<?php echo esc_html($line); ?>
137	</div>
138	<?php endforeach; ?>
139	<?php endif; ?>
140	</div>
141
142	<script>
143	function phpinfowpFilterLog(q) {
144	q = q.toLowerCase();
145	document.querySelectorAll('#phpinfowp-log-viewer .log-line').forEach(function(el) {
146	el.style.display = (!q \|\| el.dataset.line.includes(q)) ? '' : 'none';
147	});
148	}
149	<?php if ($search): ?>
150	phpinfowpFilterLog(<?php echo json_encode($search); ?>);
151	<?php endif; ?>
152	</script>
153
154	<?php endif; ?>
155	</div>
156