| 1 |
<?php |
| 2 |
defined('ABSPATH') or die('Unauthorized Access'); |
| 3 |
|
| 4 |
/** |
| 5 |
* Admin bar indicator — turns the pill from a static "PHP X.Y" label into a |
| 6 |
* live health scoreboard. Aggregates signals from existing classes; never |
| 7 |
* triggers expensive operations (HTTP/SSL handshakes) — only reads cached data. |
| 8 |
* |
| 9 |
* Free pill : letter grade + most-urgent free issue |
| 10 |
* Pro pill : adds SSL, cron, headers, snapshot drift, OPcache regression |
| 11 |
*/ |
| 12 |
class Phpinfo_WP_Admin_Bar { |
| 13 |
|
| 14 |
const OPT_LAST_UNHEALTHY = 'phpinfowp_last_unhealthy_ts'; |
| 15 |
const OPT_OPCACHE_BASELINE = 'phpinfowp_opcache_baseline_hit'; |
| 16 |
|
| 17 |
private const COLOR_GOOD = '#00a32a'; |
| 18 |
private const COLOR_WARN = '#dba617'; |
| 19 |
private const COLOR_BAD = '#d63638'; |
| 20 |
|
| 21 |
public static function render(WP_Admin_Bar $bar): void { |
| 22 |
if (!current_user_can('manage_options')) return; |
| 23 |
|
| 24 |
$status = self::status(); |
| 25 |
self::persist_streak_state($status); |
| 26 |
|
| 27 |
$bar->add_node([ |
| 28 |
'id' => 'phpinfowp-indicator', |
| 29 |
'title' => self::pill_title($status), |
| 30 |
'href' => self::primary_href($status), |
| 31 |
'meta' => ['class' => 'phpinfowp-adminbar', 'title' => self::pill_tooltip($status)], |
| 32 |
]); |
| 33 |
|
| 34 |
// Issues — only shown when there are any |
| 35 |
foreach ($status['issues'] as $i => $issue) { |
| 36 |
$bar->add_node([ |
| 37 |
'parent' => 'phpinfowp-indicator', |
| 38 |
'id' => 'phpinfowp-issue-' . $i, |
| 39 |
'title' => self::issue_row($issue), |
| 40 |
'href' => $issue['href'], |
| 41 |
]); |
| 42 |
} |
| 43 |
|
| 44 |
if ($status['issues']) { |
| 45 |
$bar->add_group([ |
| 46 |
'parent' => 'phpinfowp-indicator', |
| 47 |
'id' => 'phpinfowp-server', |
| 48 |
]); |
| 49 |
} |
| 50 |
|
| 51 |
// Server section — PHP version, memory peak, OPcache hit rate (Pro) |
| 52 |
$bar->add_node([ |
| 53 |
'parent' => $status['issues'] ? 'phpinfowp-server' : 'phpinfowp-indicator', |
| 54 |
'id' => 'phpinfowp-php', |
| 55 |
'title' => 'PHP ' . PHP_VERSION, |
| 56 |
'href' => admin_url('admin.php?page=phpinfowp-viewer'), |
| 57 |
]); |
| 58 |
|
| 59 |
$bar->add_node([ |
| 60 |
'parent' => $status['issues'] ? 'phpinfowp-server' : 'phpinfowp-indicator', |
| 61 |
'id' => 'phpinfowp-mem', |
| 62 |
'title' => self::memory_label($status['memory']), |
| 63 |
'href' => admin_url('admin.php?page=phpinfowp-info'), |
| 64 |
]); |
| 65 |
|
| 66 |
if ($status['is_pro'] && $status['opcache']) { |
| 67 |
$oc = $status['opcache']; |
| 68 |
$arrow = $oc['delta'] < -5 ? ' ↓' : ''; |
| 69 |
$bar->add_node([ |
| 70 |
'parent' => $status['issues'] ? 'phpinfowp-server' : 'phpinfowp-indicator', |
| 71 |
'id' => 'phpinfowp-opcache', |
| 72 |
'title' => 'OPcache: ' . $oc['hit_rate'] . '%' . $arrow, |
| 73 |
'href' => admin_url('admin.php?page=phpinfowp-opcache'), |
| 74 |
]); |
| 75 |
} |
| 76 |
|
| 77 |
// Streak footer — only shown when we have a streak worth bragging about |
| 78 |
if ($status['streak_days'] >= 3) { |
| 79 |
$bar->add_node([ |
| 80 |
'parent' => $status['issues'] ? 'phpinfowp-server' : 'phpinfowp-indicator', |
| 81 |
'id' => 'phpinfowp-streak', |
| 82 |
'title' => '✓ Healthy for ' . $status['streak_days'] . ' days', |
| 83 |
'href' => admin_url('admin.php?page=phpinfowp-config-grader'), |
| 84 |
]); |
| 85 |
} |
| 86 |
|
| 87 |
if (!$status['is_pro']) { |
| 88 |
$bar->add_node([ |
| 89 |
'parent' => $status['issues'] ? 'phpinfowp-server' : 'phpinfowp-indicator', |
| 90 |
'id' => 'phpinfowp-upgrade', |
| 91 |
'title' => '� |
| 92 |
Unlock SSL · headers · cron alerts', |
| 93 |
'href' => 'https://exeebit.com/phpinfo-wp#pricing', |
| 94 |
'meta' => ['target' => '_blank'], |
| 95 |
]); |
| 96 |
} |
| 97 |
} |
| 98 |
|
| 99 |
/** |
| 100 |
* Builds the unified status payload from all data sources. |
| 101 |
* Reads cached data only — no fresh HTTP / SSL / OPcache reset calls. |
| 102 |
*/ |
| 103 |
public static function status(): array { |
| 104 |
$is_pro = Phpinfo_WP_License::is_valid(); |
| 105 |
$grader = Phpinfo_WP_Config_Grader::summary(); |
| 106 |
$eol = Phpinfo_WP_EOL::status(); |
| 107 |
$issues = []; |
| 108 |
|
| 109 |
// --- EOL (free) --- |
| 110 |
if ($eol['status'] === 'eol') { |
| 111 |
$issues[] = [ |
| 112 |
'level' => 'critical', |
| 113 |
'label' => 'PHP ' . $eol['minor'] . ' EOL', |
| 114 |
'detail' => 'EOL ' . $eol['eol'] . ' — past', |
| 115 |
'href' => admin_url('admin.php?page=phpinfowp-eol'), |
| 116 |
'sort' => 0, |
| 117 |
]; |
| 118 |
} elseif ($eol['status'] === 'warning') { |
| 119 |
$issues[] = [ |
| 120 |
'level' => 'warning', |
| 121 |
'label' => 'EOL ' . $eol['days'] . 'd', |
| 122 |
'detail' => 'PHP ' . $eol['minor'] . ' EOL ' . $eol['eol'], |
| 123 |
'href' => admin_url('admin.php?page=phpinfowp-eol'), |
| 124 |
'sort' => 10, |
| 125 |
]; |
| 126 |
} |
| 127 |
|
| 128 |
// --- Errors today (free count, viewer is Pro) --- |
| 129 |
$err_count = Phpinfo_WP_Error_Log::today_count(); |
| 130 |
if ($err_count > 0) { |
| 131 |
$issues[] = [ |
| 132 |
'level' => $err_count >= 100 ? 'critical' : 'warning', |
| 133 |
'label' => $err_count . ' error' . ($err_count === 1 ? '' : 's') . ' today', |
| 134 |
'detail' => $err_count . ' PHP error log entries today', |
| 135 |
'href' => admin_url('admin.php?page=phpinfowp-error-log'), |
| 136 |
'sort' => 30, |
| 137 |
]; |
| 138 |
} |
| 139 |
|
| 140 |
// --- Pro signals --- |
| 141 |
$opcache = null; |
| 142 |
if ($is_pro) { |
| 143 |
// SSL — read cached transients only, don't trigger fresh checks |
| 144 |
$site_host = parse_url(get_site_url(), PHP_URL_HOST) ?: ''; |
| 145 |
$hosts = array_unique(array_filter(array_merge( |
| 146 |
[$site_host], |
| 147 |
Phpinfo_WP_SSL::get_extra_domains() |
| 148 |
))); |
| 149 |
foreach ($hosts as $h) { |
| 150 |
$cached = get_transient('phpinfowp_ssl_' . md5($h)); |
| 151 |
if (!$cached || !empty($cached['error'])) continue; |
| 152 |
$d = (int) ($cached['days'] ?? 999); |
| 153 |
if ($d < 0) { |
| 154 |
$issues[] = [ |
| 155 |
'level' => 'critical', 'label' => 'SSL expired (' . $h . ')', |
| 156 |
'detail' => $h . ' expired ' . abs($d) . 'd ago', |
| 157 |
'href' => admin_url('admin.php?page=phpinfowp-ssl'), |
| 158 |
'sort' => 1, |
| 159 |
]; |
| 160 |
} elseif ($d < 7) { |
| 161 |
$issues[] = [ |
| 162 |
'level' => 'critical', 'label' => 'SSL ' . $d . 'd (' . $h . ')', |
| 163 |
'detail' => $h . ' expires in ' . $d . ' days', |
| 164 |
'href' => admin_url('admin.php?page=phpinfowp-ssl'), |
| 165 |
'sort' => 2, |
| 166 |
]; |
| 167 |
} elseif ($d < 30) { |
| 168 |
$issues[] = [ |
| 169 |
'level' => 'warning', 'label' => 'SSL ' . $d . 'd', |
| 170 |
'detail' => $h . ' expires in ' . $d . ' days', |
| 171 |
'href' => admin_url('admin.php?page=phpinfowp-ssl'), |
| 172 |
'sort' => 15, |
| 173 |
]; |
| 174 |
} |
| 175 |
} |
| 176 |
|
| 177 |
// Cron health |
| 178 |
$cron = Phpinfo_WP_Cron_Monitor::summary(); |
| 179 |
if ($cron) { |
| 180 |
if (!empty($cron['disabled'])) { |
| 181 |
$issues[] = [ |
| 182 |
'level' => 'critical', 'label' => 'WP-Cron disabled', |
| 183 |
'detail' => 'DISABLE_WP_CRON is true — scheduled tasks will not run', |
| 184 |
'href' => admin_url('admin.php?page=phpinfowp-cron'), |
| 185 |
'sort' => 3, |
| 186 |
]; |
| 187 |
} elseif (!empty($cron['overdue'])) { |
| 188 |
$issues[] = [ |
| 189 |
'level' => 'warning', 'label' => $cron['overdue'] . ' cron overdue', |
| 190 |
'detail' => $cron['overdue'] . ' scheduled events past due', |
| 191 |
'href' => admin_url('admin.php?page=phpinfowp-cron'), |
| 192 |
'sort' => 20, |
| 193 |
]; |
| 194 |
} |
| 195 |
if (!empty($cron['orphan'])) { |
| 196 |
$issues[] = [ |
| 197 |
'level' => 'warning', 'label' => $cron['orphan'] . ' orphan cron', |
| 198 |
'detail' => $cron['orphan'] . ' events with no registered callback', |
| 199 |
'href' => admin_url('admin.php?page=phpinfowp-cron'), |
| 200 |
'sort' => 25, |
| 201 |
]; |
| 202 |
} |
| 203 |
} |
| 204 |
|
| 205 |
// Security headers — cached only |
| 206 |
$hdr_cache = get_transient('phpinfowp_sec_headers'); |
| 207 |
if (is_array($hdr_cache) && isset($hdr_cache['grade'])) { |
| 208 |
$g = $hdr_cache['grade']; |
| 209 |
if (in_array($g, ['F', 'D'], true)) { |
| 210 |
$issues[] = [ |
| 211 |
'level' => 'warning', 'label' => 'Headers ' . $g, |
| 212 |
'detail' => 'Security headers score: ' . ($hdr_cache['score'] ?? '?') . '/100', |
| 213 |
'href' => admin_url('admin.php?page=phpinfowp-security-headers'), |
| 214 |
'sort' => 22, |
| 215 |
]; |
| 216 |
} |
| 217 |
} |
| 218 |
|
| 219 |
// OPcache — cheap to read, surface regressions |
| 220 |
$oc = Phpinfo_WP_OPcache::status(); |
| 221 |
if ($oc && $oc['enabled'] && $oc['hit_rate'] !== null) { |
| 222 |
$baseline = (float) get_option(self::OPT_OPCACHE_BASELINE, 0); |
| 223 |
if ($baseline === 0.0 || $oc['hit_rate'] > $baseline) { |
| 224 |
update_option(self::OPT_OPCACHE_BASELINE, $oc['hit_rate'], false); |
| 225 |
$baseline = $oc['hit_rate']; |
| 226 |
} |
| 227 |
$delta = $oc['hit_rate'] - $baseline; |
| 228 |
$opcache = ['hit_rate' => $oc['hit_rate'], 'baseline' => $baseline, 'delta' => $delta]; |
| 229 |
|
| 230 |
if (!empty($oc['full'])) { |
| 231 |
$issues[] = [ |
| 232 |
'level' => 'critical', 'label' => 'OPcache full', |
| 233 |
'detail' => 'Cache is full — increase opcache.memory_consumption', |
| 234 |
'href' => admin_url('admin.php?page=phpinfowp-opcache'), |
| 235 |
'sort' => 4, |
| 236 |
]; |
| 237 |
} elseif ($delta < -15) { |
| 238 |
$issues[] = [ |
| 239 |
'level' => 'warning', 'label' => 'OPcache ↓ ' . round($delta) . '%', |
| 240 |
'detail' => 'Hit rate ' . $oc['hit_rate'] . '% vs baseline ' . $baseline . '%', |
| 241 |
'href' => admin_url('admin.php?page=phpinfowp-opcache'), |
| 242 |
'sort' => 28, |
| 243 |
]; |
| 244 |
} |
| 245 |
} |
| 246 |
|
| 247 |
// Config drift since last snapshot |
| 248 |
$latest = Phpinfo_WP_Snapshots::get_latest(); |
| 249 |
if ($latest) { |
| 250 |
$prev = Phpinfo_WP_Snapshots::get_previous_to((int) $latest->id); |
| 251 |
if ($prev) { |
| 252 |
$diff = Phpinfo_WP_Snapshots::diff($prev->snapshot_data, $latest->snapshot_data); |
| 253 |
$n = count($diff); |
| 254 |
if ($n > 0) { |
| 255 |
$issues[] = [ |
| 256 |
'level' => 'warning', 'label' => $n . ' config change' . ($n === 1 ? '' : 's'), |
| 257 |
'detail' => 'php.ini drift since last weekly snapshot', |
| 258 |
'href' => admin_url('admin.php?page=phpinfowp-snapshots'), |
| 259 |
'sort' => 26, |
| 260 |
]; |
| 261 |
} |
| 262 |
} |
| 263 |
} |
| 264 |
} |
| 265 |
|
| 266 |
// Sort issues — critical first, then by their `sort` rank |
| 267 |
usort($issues, function($a, $b) { |
| 268 |
$rank = ['critical' => 0, 'warning' => 1]; |
| 269 |
$ra = $rank[$a['level']] ?? 9; |
| 270 |
$rb = $rank[$b['level']] ?? 9; |
| 271 |
if ($ra !== $rb) return $ra <=> $rb; |
| 272 |
return ($a['sort'] ?? 99) <=> ($b['sort'] ?? 99); |
| 273 |
}); |
| 274 |
|
| 275 |
$crit_count = 0; |
| 276 |
$warn_count = 0; |
| 277 |
foreach ($issues as $i) { |
| 278 |
if ($i['level'] === 'critical') $crit_count++; |
| 279 |
elseif ($i['level'] === 'warning') $warn_count++; |
| 280 |
} |
| 281 |
|
| 282 |
$overall = $crit_count > 0 ? 'critical' : ($warn_count > 0 ? 'warning' : 'good'); |
| 283 |
|
| 284 |
return [ |
| 285 |
'is_pro' => $is_pro, |
| 286 |
'grade' => $grader['grade'] ?? '?', |
| 287 |
'score' => $grader['score'] ?? 0, |
| 288 |
'eol' => $eol, |
| 289 |
'issues' => $issues, |
| 290 |
'crit_count' => $crit_count, |
| 291 |
'warn_count' => $warn_count, |
| 292 |
'overall' => $overall, |
| 293 |
'memory' => self::memory_payload(), |
| 294 |
'opcache' => $opcache, |
| 295 |
'streak_days' => self::streak_days(), |
| 296 |
]; |
| 297 |
} |
| 298 |
|
| 299 |
private static function pill_title(array $s): string { |
| 300 |
$color = self::color_for($s['overall']); |
| 301 |
|
| 302 |
if ($s['overall'] === 'critical') { |
| 303 |
// Show count if multiple criticals, else first label |
| 304 |
$label = $s['crit_count'] > 1 |
| 305 |
? $s['crit_count'] . ' issues' |
| 306 |
: $s['issues'][0]['label']; |
| 307 |
$extra = $s['warn_count'] > 0 ? ' +' . $s['warn_count'] : ''; |
| 308 |
|
| 309 |
$style = '<style>' . |
| 310 |
'@keyframes phpinfowp-pulse-glow {' . |
| 311 |
' 0% { transform: scale(0.9); opacity: 0.6; box-shadow: 0 0 0 0 rgba(214, 54, 56, 0.7); }' . |
| 312 |
' 70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 6px rgba(214, 54, 56, 0); }' . |
| 313 |
' 100% { transform: scale(0.9); opacity: 0.6; box-shadow: 0 0 0 0 rgba(214, 54, 56, 0); }' . |
| 314 |
'}' . |
| 315 |
'</style>'; |
| 316 |
|
| 317 |
$dot = '<span style="display:inline-block;width:7px;height:7px;border-radius:50%;background:#d63638;margin-right:6px;vertical-align:middle;animation:phpinfowp-pulse-glow 1.6s infinite ease-in-out;"></span>'; |
| 318 |
|
| 319 |
return $style . $dot . '<span style="color:' . $color . ';font-weight:700">' . esc_html($label . $extra) . '</span>'; |
| 320 |
} |
| 321 |
|
| 322 |
if ($s['overall'] === 'warning') { |
| 323 |
// Lead with grade, then first warning label |
| 324 |
$lead = $s['issues'][0]['label']; |
| 325 |
$extra = $s['warn_count'] > 1 ? ' (+' . ($s['warn_count'] - 1) . ')' : ''; |
| 326 |
return '<span style="color:' . $color . ';font-weight:600">' |
| 327 |
. esc_html($s['grade'] . ' · ' . $lead . $extra) |
| 328 |
. '</span>'; |
| 329 |
} |
| 330 |
|
| 331 |
return '<span style="color:' . $color . ';font-weight:600">' |
| 332 |
. esc_html($s['grade'] . ' · PHP ' . PHP_MAJOR_VERSION . '.' . PHP_MINOR_VERSION) . ' ✓' |
| 333 |
. '</span>'; |
| 334 |
} |
| 335 |
|
| 336 |
private static function pill_tooltip(array $s): string { |
| 337 |
if ($s['overall'] === 'good') { |
| 338 |
return sprintf('Config grade %s · score %d/100 · no active issues', $s['grade'], $s['score']); |
| 339 |
} |
| 340 |
$parts = []; |
| 341 |
foreach ($s['issues'] as $i) $parts[] = $i['label']; |
| 342 |
return implode(' · ', $parts); |
| 343 |
} |
| 344 |
|
| 345 |
private static function primary_href(array $s): string { |
| 346 |
if ($s['issues']) return $s['issues'][0]['href']; |
| 347 |
return admin_url('admin.php?page=phpinfowp-config-grader'); |
| 348 |
} |
| 349 |
|
| 350 |
private static function issue_row(array $issue): string { |
| 351 |
$color = $issue['level'] === 'critical' ? self::COLOR_BAD : self::COLOR_WARN; |
| 352 |
$dot = '<span style="display:inline-block;width:8px;height:8px;border-radius:50%;background:' . $color . ';margin-right:8px;vertical-align:middle"></span>'; |
| 353 |
return $dot . '<strong>' . esc_html($issue['label']) . '</strong>' |
| 354 |
. '<span style="opacity:.7;margin-left:8px;font-size:11px">' . esc_html($issue['detail']) . '</span>'; |
| 355 |
} |
| 356 |
|
| 357 |
private static function memory_label(array $m): string { |
| 358 |
if ($m['peak_bytes'] <= 0) { |
| 359 |
return 'Memory: ' . size_format(memory_get_usage(true)) . ' / ' . $m['limit_label']; |
| 360 |
} |
| 361 |
$pct = $m['pct']; |
| 362 |
$arrow = $pct >= 85 ? ' ⚠' : ''; |
| 363 |
return 'Peak today: ' . size_format($m['peak_bytes']) . ' / ' . $m['limit_label'] |
| 364 |
. ' (' . $pct . '%)' . $arrow; |
| 365 |
} |
| 366 |
|
| 367 |
private static function memory_payload(): array { |
| 368 |
$key = 'phpinfowp_mem_peak_' . date('Ymd'); |
| 369 |
$peak = (int) get_transient($key); |
| 370 |
$limit_raw = ini_get('memory_limit'); |
| 371 |
$limit_bytes = self::parse_bytes($limit_raw); |
| 372 |
$pct = ($peak > 0 && $limit_bytes > 0) ? (int) round($peak / $limit_bytes * 100) : 0; |
| 373 |
return [ |
| 374 |
'peak_bytes' => $peak, |
| 375 |
'limit_bytes' => $limit_bytes, |
| 376 |
'limit_label' => $limit_raw, |
| 377 |
'pct' => $pct, |
| 378 |
]; |
| 379 |
} |
| 380 |
|
| 381 |
/** |
| 382 |
* Called from a shutdown hook — only writes when peak grows, so the DB |
| 383 |
* cost is at most one transient write per request on admin pages. |
| 384 |
*/ |
| 385 |
public static function record_memory_peak(): void { |
| 386 |
$peak = memory_get_peak_usage(true); |
| 387 |
$key = 'phpinfowp_mem_peak_' . date('Ymd'); |
| 388 |
$cur = (int) get_transient($key); |
| 389 |
if ($peak > $cur) { |
| 390 |
set_transient($key, $peak, 36 * HOUR_IN_SECONDS); |
| 391 |
} |
| 392 |
} |
| 393 |
|
| 394 |
private static function streak_days(): int { |
| 395 |
$ts = (int) get_option(self::OPT_LAST_UNHEALTHY, 0); |
| 396 |
if ($ts <= 0) { |
| 397 |
$install = (int) get_option('phpinfowp_install_ts', 0); |
| 398 |
if ($install <= 0) { |
| 399 |
update_option('phpinfowp_install_ts', time(), false); |
| 400 |
return 0; |
| 401 |
} |
| 402 |
$ts = $install; |
| 403 |
} |
| 404 |
return max(0, (int) floor((time() - $ts) / DAY_IN_SECONDS)); |
| 405 |
} |
| 406 |
|
| 407 |
private static function persist_streak_state(array $status): void { |
| 408 |
if ($status['overall'] === 'good') return; |
| 409 |
$existing = (int) get_option(self::OPT_LAST_UNHEALTHY, 0); |
| 410 |
// Only update if last unhealthy was more than 24h ago, to keep writes bounded |
| 411 |
if (time() - $existing > DAY_IN_SECONDS) { |
| 412 |
update_option(self::OPT_LAST_UNHEALTHY, time(), false); |
| 413 |
} |
| 414 |
} |
| 415 |
|
| 416 |
private static function color_for(string $level): string { |
| 417 |
switch ($level) { |
| 418 |
case 'critical': |
| 419 |
return self::COLOR_BAD; |
| 420 |
case 'warning': |
| 421 |
return self::COLOR_WARN; |
| 422 |
default: |
| 423 |
return self::COLOR_GOOD; |
| 424 |
} |
| 425 |
} |
| 426 |
|
| 427 |
private static function parse_bytes(string $val): int { |
| 428 |
$val = trim($val); |
| 429 |
if ($val === '' || $val === '-1') return 0; |
| 430 |
$last = strtolower($val[strlen($val) - 1]); |
| 431 |
$num = (int) $val; |
| 432 |
switch ($last) { |
| 433 |
case 'g': |
| 434 |
return $num * GB_IN_BYTES; |
| 435 |
case 'm': |
| 436 |
return $num * MB_IN_BYTES; |
| 437 |
case 'k': |
| 438 |
return $num * KB_IN_BYTES; |
| 439 |
default: |
| 440 |
return $num; |
| 441 |
} |
| 442 |
} |
| 443 |
} |
| 444 |
|
