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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 67 | $user_uri = preg_match('/^(https?|ftps?|mailto|news|gopher):/is', $user_uri) ? $user_uri : 'http://' . $user_uri; |
| 68 | $now = gmdate('Y-m-d H:i:s'); |
| 69 | $new_users_can_blog = get_settings('new_users_can_blog'); |
| 70 | |
| 71 | $result = $wpdb->query("INSERT INTO $wpdb->users |
| 72 | (user_login, user_pass, user_nickname, user_email, user_ip, user_domain, user_browser, user_registered, user_level, user_idmode, user_firstname, user_lastname, user_nicename, user_url) |
| 73 | VALUES |
| 74 | ('$user_login', MD5('$pass1'), '$user_nickname', '$user_email', '$user_ip', '$user_domain', '$user_browser', '$now', '$new_users_can_blog', 'nickname', '$user_firstname', '$user_lastname', '$user_nicename', '$user_uri')"); |
| 75 | |
| 76 | do_action('user_register', $wpdb->insert_id); |
| 77 | |
| 78 | if ($result == false) |
| 79 | die (__('<strong>ERROR</strong>: Couldn’t register you!')); |
| 80 | |
| 81 | $stars = ''; |
| 82 | for ($i = 0; $i < strlen($pass1); $i = $i + 1) |
| 83 | $stars .= '*'; |
| 84 | |
| 85 | $user_login = stripslashes($user_login); |