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<?php |
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defined('ABSPATH') or die('Unauthorized Access'); |
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|
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if (!Phpinfo_WP_License::is_valid()) { |
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phpinfowp_render_feature_lock([ |
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'feature' => 'Object Cache Monitor', |
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'icon' => 'dashicons-database-view', |
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'tagline' => 'Redis or Memcached hit rate, memory footprint, and key statistics from your persistent cache.', |
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'previews' => [ |
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'Backend: <strong>—</strong>', |
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'Hit rate: <strong>— %</strong>', |
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'Memory used: <strong>— MB</strong>', |
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], |
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]); |
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return; |
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} |
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|
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$message = ''; |
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$msg_type = 'success'; |
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|
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if (isset($_POST['phpinfowp_objectcache_reset']) && check_admin_referer('phpinfowp_objectcache_nonce')) { |
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$ok = Phpinfo_WP_Object_Cache::flush(); |
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$message = $ok ? 'Object Cache cleared successfully.' : 'Could not clear Object Cache.'; |
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$msg_type = $ok ? 'success' : 'error'; |
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} |
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|
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$has_redis = Phpinfo_WP_Object_Cache::is_redis_extension_loaded(); |
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$has_memcached = Phpinfo_WP_Object_Cache::is_memcached_extension_loaded(); |
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$has_dropin = Phpinfo_WP_Object_Cache::has_dropin(); |
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|
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$s = Phpinfo_WP_Object_Cache::status(); |
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?> |
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|
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<div class="phpinfowp-pro-page"> |
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<div class="phpinfowp-page-header"> |
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<div> |
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<h1>Object Cache Diagnostics <span class="phpinfowp-pro-badge"><?php _e('PRO', 'phpinfo-wp'); ?></span></h1> |
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<p class="phpinfowp-page-subtitle"><?php _e('Monitor persistent object cache drop-ins, connection speed, and hit/miss ratios.', 'phpinfo-wp'); ?></p> |
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</div> |
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</div> |
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|
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<?php if ($message): ?> |
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<div class="notice notice-<?php echo $msg_type; ?> inline is-dismissible"><p><?php echo esc_html($message); ?></p></div> |
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<?php endif; ?> |
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|
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<?php if (!$has_dropin): ?> |
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<div class="notice notice-warning inline"> |
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<p><strong><?php _e('Object Caching is not active.', 'phpinfo-wp'); ?></strong> The <code>wp-content/object-cache.php</code> drop-in is missing.</p> |
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<?php if ($has_redis): ?> |
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<p>💡 However, the <strong><?php _e('Redis', 'phpinfo-wp'); ?></strong> PHP extension is installed on your server! You should install a plugin like <a href="<?php echo esc_url(admin_url('plugin-install.php?tab=search&type=term&s=redis+object+cache')); ?>">Redis Object Cache</a> to instantly speed up database queries.</p> |
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<?php elseif ($has_memcached): ?> |
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<p>💡 However, the <strong><?php _e('Memcached', 'phpinfo-wp'); ?></strong> PHP extension is installed on your server! You can use it to speed up database queries.</p> |
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<?php else: ?> |
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<p><?php _e('Neither Redis nor Memcached PHP extensions are installed. Ask your host to enable one (Redis is recommended).', 'phpinfo-wp'); ?></p> |
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<?php endif; ?> |
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</div> |
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<?php elseif (!$s): ?> |
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<div class="notice notice-warning inline"> |
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<p><strong><?php _e('Object Cache is active, but stats are unavailable.', 'phpinfo-wp'); ?></strong> The drop-in might not expose connection details or metrics.</p> |
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</div> |
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<?php else: ?> |
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|
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<!-- Hit rate card --> |
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<div class="phpinfowp-opcache-grid"> |
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<div class="phpinfowp-opcache-card phpinfowp-opcache-hitrate"> |
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<div class="phpinfowp-grade-circle <?php echo esc_attr(Phpinfo_WP_Object_Cache::hit_rate_class($s['hit_rate'] ?? 0)); ?>"> |
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<?php echo $s['hit_rate'] !== null ? esc_html($s['hit_rate']) . '%' : 'N/A'; ?> |
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</div> |
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<div> |
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<h3 style="margin:0 0 4px"><?php _e('Hit Rate', 'phpinfo-wp'); ?></h3> |
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<p style="margin:0;color:#666;font-size:13px"> |
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<?php echo number_format($s['hits']); ?> hits / |
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<?php echo number_format($s['misses']); ?> misses |
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</p> |
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<p style="margin:6px 0 0;font-size:13px;color:#444"> |
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<strong><?php _e('Engine:', 'phpinfo-wp'); ?></strong> <?php echo esc_html(ucfirst($s['type'])); ?> |
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</p> |
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</div> |
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</div> |
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|
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<div class="phpinfowp-opcache-card"> |
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<h3 style="margin-top:0"><?php _e('Memory Usage', 'phpinfo-wp'); ?></h3> |
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<?php if ($s['memory_total'] > 0): ?> |
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<div class="phpinfowp-progress-bar-wrap"> |
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<div class="phpinfowp-progress-bar" style="width:<?php echo min(100, $s['memory_pct']); ?>%;background:<?php echo $s['memory_pct'] > 85 ? '#d63638' : '#777BB3'; ?>"></div> |
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</div> |
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<?php endif; ?> |
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<p style="margin:6px 0 0;font-size:13px;color:#444"> |
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Used: <strong><?php echo esc_html(Phpinfo_WP_Object_Cache::format_bytes($s['memory_used'])); ?></strong> |
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<?php if ($s['memory_total'] > 0): ?> |
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/ Total: <?php echo esc_html(Phpinfo_WP_Object_Cache::format_bytes($s['memory_total'])); ?> |
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<?php endif; ?> |
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</p> |
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<p style="margin:6px 0 0;font-size:12px;color:#666"> |
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Connection: <?php echo esc_html($s['connection']); ?> |
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</p> |
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<?php if (strpos($s['connection'], 'TCP') !== false && $s['type'] === 'redis'): ?> |
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<p style="margin:4px 0 0;font-size:12px;color:#dba617"> |
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<em>Tip: UNIX sockets are ~20% faster than TCP.</em> |
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</p> |
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<?php endif; ?> |
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</div> |
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|
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<div class="phpinfowp-opcache-card"> |
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<h3 style="margin-top:0"><?php _e('Keys & Evictions', 'phpinfo-wp'); ?></h3> |
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<p style="margin:6px 0 0;font-size:13px;color:#444"> |
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<strong><?php _e('Keys in Memory:', 'phpinfo-wp'); ?></strong> <?php echo number_format($s['keys']); ?> |
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</p> |
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<p style="margin:6px 0 0;font-size:13px;color:#444"> |
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<strong><?php _e('Evictions:', 'phpinfo-wp'); ?></strong> <?php echo number_format($s['evictions']); ?> |
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</p> |
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<?php if ($s['evictions'] > 0): ?> |
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<p style="margin:6px 0 0;font-size:12px;color:#d63638"> |
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Keys are being evicted. Consider increasing <code>maxmemory</code>. |
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</p> |
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<?php endif; ?> |
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</div> |
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</div> |
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|
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<!-- Reset button --> |
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<form method="post" style="margin-top:20px" onsubmit="return confirm('Clear Object Cache? This will flush all database queries from memory.')"> |
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<?php wp_nonce_field('phpinfowp_objectcache_nonce'); ?> |
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<input type="hidden" name="phpinfowp_objectcache_reset" value="1"> |
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<button type="submit" class="button button-secondary"><?php _e('Flush Cache', 'phpinfo-wp'); ?></button> |
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<span style="margin-left:8px;font-size:12px;color:#666"><?php _e('Forces the cache to be entirely rebuilt.', 'phpinfo-wp'); ?></span> |
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</form> |
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|
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<?php endif; ?> |
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</div> |
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