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   1  <?php
   2  
   3  /**
   4   * Implementation of hook_install().
   5   */
   6  function php_install() {
   7    $format_exists = db_result(db_query("SELECT COUNT(*) FROM {filter_formats} WHERE name = 'PHP code'"));
   8    // Add a PHP code input format, if it does not exist. Do this only for the
   9    // first install (or if the format has been manually deleted) as there is no
  10    // reliable method to identify the format in an uninstall hook or in
  11    // subsequent clean installs.
  12    if (!$format_exists) {
  13      db_query("INSERT INTO {filter_formats} (name, roles, cache) VALUES ('PHP code', '', 0)");
  14      $format = db_result(db_query("SELECT MAX(format) FROM {filter_formats}"));
  15  
  16      // Enable the PHP evaluator filter.
  17      db_query("INSERT INTO {filters} (format, module, delta, weight) VALUES (%d, 'php', 0, 0)", $format);
  18  
  19      drupal_set_message(t('A !php-code input format has been created.', array('!php-code' => l('PHP code', 'admin/settings/filters/'. $format))));
  20    }
  21  }
  22  
  23  /**
  24   * Implementation of hook_disable().
  25   */
  26  function php_disable() {
  27    drupal_set_message(t('The PHP module has been disabled. Please note that any existing content that was using the PHP filter will now be visible in plain text. This might pose a security risk by exposing sensitive information, if any, used in the PHP code.'));
  28  }