#!/bin/bash
# =============================================================
#  fix_wp_index.sh
#  Reescribe el index.php al contenido original de WordPress
#  en todos los sitios bajo /var/www/html/
#  Maneja archivos protegidos con chattr +i
# =============================================================

WEB_ROOT="/var/www/html"

# Contenido oficial del index.php de WordPress (igual en todas las versiones)
WP_INDEX_CONTENT='<?php
/**
 * Front to the WordPress application. This file does not do anything, but loads
 * wp-blog-header.php which does and tells WordPress to load the theme.
 *
 * @package WordPress
 */

/**
 * Tells WordPress to load the WordPress theme and output it.
 *
 * @var bool
 */
define( '"'"'WP_USE_THEMES'"'"', true );

/** Loads the WordPress Environment and Template */
require __DIR__ . '"'"'/wp-blog-header.php'"'"';
'

# Contadores
COUNT_FIXED=0
COUNT_SKIPPED=0

echo "=============================================="
echo " fix_wp_index.sh - Iniciando..."
echo " Web root: $WEB_ROOT"
echo "=============================================="
echo ""

# Recorre cada subdirectorio directo de WEB_ROOT
for SITE_PATH in "$WEB_ROOT"/*/; do

    SITE_NAME=$(basename "$SITE_PATH")

    if [ ! -d "$SITE_PATH" ]; then
        continue
    fi

    # ¿Tiene wp-config.php? → es WordPress
    if [ -f "$SITE_PATH/wp-config.php" ]; then

        INDEX_FILE="$SITE_PATH/index.php"

        # Quita el atributo inmutable para poder escribir
        chattr -i "$INDEX_FILE" 2>/dev/null

        # Reescribe el index.php con el contenido original de WP
        echo "$WP_INDEX_CONTENT" > "$INDEX_FILE"

        # Vuelve a proteger el archivo como inmutable
        chattr +i "$INDEX_FILE"

        echo "[✔] WORDPRESS  → $SITE_NAME  (index.php reescrito)"
        COUNT_FIXED=$((COUNT_FIXED + 1))

    else
        echo "[–] IGNORADO   → $SITE_NAME  (no es WordPress)"
        COUNT_SKIPPED=$((COUNT_SKIPPED + 1))
    fi

done

echo ""
echo "=============================================="
echo " Resumen:"
echo "   ✔ Sitios WP corregidos : $COUNT_FIXED"
echo "   – Sitios ignorados     : $COUNT_SKIPPED"
echo "=============================================="