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| 1 | +<?php |
| 2 | + |
| 3 | +/** |
| 4 | + * Plugin Name: Visor de Errores |
| 5 | + * Description: Muestra, descarga y limpia el archivo debug.log desde el panel de administración, con filtro y resaltado. |
| 6 | + * Version: 1.3 |
| 7 | + * Author: Yogui Dev |
| 8 | + * Author URI: https://github.com/yogui-dev |
| 9 | + */ |
| 10 | + |
| 11 | +if (!defined('ABSPATH')) exit; |
| 12 | + |
| 13 | +define('YD_VE_ERROR_LOG_PATH', ABSPATH . 'wp-content/debug.log'); |
| 14 | + |
| 15 | +add_action('admin_menu', 'yd_ve_error_log_viewer_menu'); |
| 16 | + |
| 17 | +function yd_ve_error_log_viewer_menu() |
| 18 | +{ |
| 19 | + add_menu_page( |
| 20 | + 'Visor de Errores', |
| 21 | + 'Visor de Errores', |
| 22 | + 'manage_options', |
| 23 | + 'em-error-log-viewer', |
| 24 | + 'yd_ve_error_log_viewer_page', |
| 25 | + 'dashicons-warning', |
| 26 | + 80 |
| 27 | + ); |
| 28 | +} |
| 29 | + |
| 30 | +function yd_ve_error_log_viewer_page() |
| 31 | +{ |
| 32 | + if (!current_user_can('manage_options')) wp_die('No tienes permisos para ver esto.'); |
| 33 | + |
| 34 | + // Descargar el archivo |
| 35 | + if (isset($_GET['download']) && file_exists(YD_VE_ERROR_LOG_PATH)) { |
| 36 | + header('Content-Description: File Transfer'); |
| 37 | + header('Content-Type: text/plain'); |
| 38 | + header('Content-Disposition: attachment; filename=debug.log'); |
| 39 | + header('Content-Length: ' . filesize(YD_VE_ERROR_LOG_PATH)); |
| 40 | + readfile(YD_VE_ERROR_LOG_PATH); |
| 41 | + exit; |
| 42 | + } |
| 43 | + |
| 44 | + // Limpiar el archivo (renombrar y crear nuevo vacío) |
| 45 | + if (isset($_POST['clear_log']) && check_admin_referer('yd_ve_clear_log')) { |
| 46 | + $timestamp = date('Y-m-d_H-i-s'); |
| 47 | + $old_log_path = dirname(YD_VE_ERROR_LOG_PATH) . "/debug.old.$timestamp.log"; |
| 48 | + |
| 49 | + if (file_exists(YD_VE_ERROR_LOG_PATH)) { |
| 50 | + // Renombrar el log |
| 51 | + rename(YD_VE_ERROR_LOG_PATH, $old_log_path); |
| 52 | + // Crear archivo nuevo vacío |
| 53 | + file_put_contents(YD_VE_ERROR_LOG_PATH, ''); |
| 54 | + echo '<div class="notice notice-success"><p>Log archivado como <code>' . esc_html(basename($old_log_path)) . '</code> y nuevo archivo creado.</p></div>'; |
| 55 | + } else { |
| 56 | + echo '<div class="notice notice-warning"><p>No se encontró el archivo debug.log para archivar.</p></div>'; |
| 57 | + } |
| 58 | + } |
| 59 | + |
| 60 | + |
| 61 | + echo '<div class="wrap"><h1>Visor de Errores (debug.log)</h1>'; |
| 62 | + |
| 63 | + if (!file_exists(YD_VE_ERROR_LOG_PATH)) { |
| 64 | + echo '<p><strong>No se encontró el archivo debug.log.</strong></p></div>'; |
| 65 | + return; |
| 66 | + } |
| 67 | + |
| 68 | + $selected_log = isset($_GET['logfile']) ? sanitize_file_name($_GET['logfile']) : ''; |
| 69 | + $log_path = $selected_log ? dirname(YD_VE_ERROR_LOG_PATH) . '/' . $selected_log : YD_VE_ERROR_LOG_PATH; |
| 70 | + |
| 71 | + if (!file_exists($log_path)) { |
| 72 | + echo '<p><strong>No se encontró el archivo seleccionado.</strong></p></div>'; |
| 73 | + return; |
| 74 | + } |
| 75 | + |
| 76 | + $log_content = file_get_contents($log_path); |
| 77 | + $search_term = isset($_GET['s']) ? sanitize_text_field($_GET['s']) : ''; |
| 78 | + |
| 79 | + echo '<form method="get" style="margin-bottom:10px;">'; |
| 80 | + echo '<input type="hidden" name="page" value="em-error-log-viewer" />'; |
| 81 | + echo '<input type="text" name="s" value="' . esc_attr($search_term) . '" placeholder="Buscar en el log..." />'; |
| 82 | + echo '<button class="button">Buscar</button>'; |
| 83 | + echo '</form>'; |
| 84 | + |
| 85 | + echo '<p><a class="button button-primary" href="' . admin_url('admin.php?page=em-error-log-viewer&download=1') . '">📥 Descargar log</a></p>'; |
| 86 | + |
| 87 | + echo '<form method="post" style="margin-top:10px;">'; |
| 88 | + wp_nonce_field('yd_ve_clear_log'); |
| 89 | + echo '<button type="submit" name="clear_log" class="button">🧹 Limpiar log</button>'; |
| 90 | + echo '</form>'; |
| 91 | + |
| 92 | + echo '<div style="background:#fff; border:1px solid #ccc; padding:10px; max-height:600px; overflow:auto; margin-top:20px; font-family:monospace;">'; |
| 93 | + |
| 94 | + $lines = explode(PHP_EOL, $log_content); |
| 95 | + $lines = array_reverse($lines); // Muestra últimos errores arriba |
| 96 | + |
| 97 | + foreach ($lines as $line) { |
| 98 | + if ($search_term && stripos($line, $search_term) === false) continue; |
| 99 | + |
| 100 | + $style = ''; |
| 101 | + if (stripos($line, 'Fatal error') !== false) $style = 'color:red;'; |
| 102 | + elseif (stripos($line, 'Warning') !== false) $style = 'color:orange;'; |
| 103 | + elseif (stripos($line, 'Notice') !== false) $style = 'color:blue;'; |
| 104 | + |
| 105 | + echo '<div style="' . esc_attr($style) . '">' . esc_html($line) . '</div>'; |
| 106 | + } |
| 107 | + |
| 108 | + // Mostrar lista de logs antiguos |
| 109 | + yd_ve_list_old_logs($selected_log); |
| 110 | + echo '</div></div>'; |
| 111 | +} |
| 112 | + |
| 113 | + |
| 114 | +// Hook para mostrar aviso en el admin si hay nuevos errores |
| 115 | +add_action('admin_notices', 'yd_ve_show_new_errors_notice'); |
| 116 | + |
| 117 | +function yd_ve_show_new_errors_notice() |
| 118 | +{ |
| 119 | + if (!current_user_can('manage_options')) return; |
| 120 | + |
| 121 | + $log_path = YD_VE_ERROR_LOG_PATH; |
| 122 | + if (!file_exists($log_path)) return; |
| 123 | + |
| 124 | + $current_size = filesize($log_path); |
| 125 | + $stored_size = get_option('yd_ve_error_log_last_size', 0); |
| 126 | + |
| 127 | + // Si hay nuevo contenido |
| 128 | + if ($current_size > $stored_size) { |
| 129 | + $size_diff = $current_size - $stored_size; |
| 130 | + echo '<div class="notice notice-warning is-dismissible">'; |
| 131 | + echo '<p><strong>Nuevo error detectado:</strong> El archivo <code>debug.log</code> ha aumentado en <code>' . size_format($size_diff) . '</code>. '; |
| 132 | + echo '<a href="' . admin_url('admin.php?page=em-error-log-viewer') . '">Revisar log</a>.</p>'; |
| 133 | + echo '</div>'; |
| 134 | + } |
| 135 | +} |
| 136 | + |
| 137 | +// Al visitar el visor, actualizar tamaño del log |
| 138 | +add_action('admin_init', function () { |
| 139 | + if (!current_user_can('manage_options')) return; |
| 140 | + |
| 141 | + if (isset($_GET['page']) && $_GET['page'] === 'em-error-log-viewer') { |
| 142 | + if (file_exists(YD_VE_ERROR_LOG_PATH)) { |
| 143 | + update_option('yd_ve_error_log_last_size', filesize(YD_VE_ERROR_LOG_PATH)); |
| 144 | + } |
| 145 | + } |
| 146 | +}); |
| 147 | + |
| 148 | +function yd_ve_list_old_logs($selected_file = '') |
| 149 | +{ |
| 150 | + $dir = dirname(YD_VE_ERROR_LOG_PATH); |
| 151 | + $files = glob($dir . '/debug.old.*.log'); |
| 152 | + |
| 153 | + if (!$files) { |
| 154 | + echo '<p><em>No hay logs antiguos.</em></p>'; |
| 155 | + return; |
| 156 | + } |
| 157 | + |
| 158 | + echo '<h2 style="margin-top:40px;">Logs Archivados</h2>'; |
| 159 | + echo '<ul style="list-style-type:disc; padding-left:20px;">'; |
| 160 | + foreach ($files as $file) { |
| 161 | + $basename = basename($file); |
| 162 | + $link = admin_url('admin.php?page=em-error-log-viewer&logfile=' . urlencode($basename)); |
| 163 | + $active = ($basename === $selected_file) ? 'font-weight:bold;' : ''; |
| 164 | + echo '<li><a href="' . esc_url($link) . '" style="' . $active . '">' . esc_html($basename) . '</a></li>'; |
| 165 | + } |
| 166 | + echo '</ul>'; |
| 167 | +} |
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