<?php
// $Id: pathauto.install,v 1.1.4.31 2008/05/30 00:58:55 freso Exp $

/**
 * @file
 * Install, update, and uninstall functions for Pathauto.
 *
 * @ingroup pathauto
 */

/**
 * Implementation of hook_install().
 */
function pathauto_install() {
  // Check to see if taxonomy module is enabled before we set those variables
  if (module_exists('taxonomy')) {
    variable_set('pathauto_modulelist', array('node', 'user', 'taxonomy'));
    variable_set('pathauto_taxonomy_supportsfeeds', '0/feed');
    variable_set('pathauto_taxonomy_pattern', 'category/[vocab-raw]/[catpath-raw]');
    variable_set('pathauto_taxonomy_bulkupdate', FALSE);
    variable_set('pathauto_taxonomy_applytofeeds', FALSE);
    variable_set('pathauto_taxonomy_2_pattern', '');
    variable_set('pathauto_taxonomy_1_pattern', '');
  }
  else {
    // Node and user are required so we don't have to check
    variable_set('pathauto_modulelist', array('node', 'user'));
  }
  // Set the rest of the pathauto default variables
  variable_set('pathauto_ignore_words', 'a,an,as,at,before,but,by,for,from,is,in,into,like,of,off,on,onto,per,since,than,the,this,that,to,up,via,with');
  variable_set('pathauto_indexaliases', FALSE);
  variable_set('pathauto_indexaliases_bulkupdate', FALSE);
  variable_set('pathauto_max_component_length', '100');
  variable_set('pathauto_max_length', '100');
  variable_set('pathauto_node_bulkupdate', FALSE);
  variable_set('pathauto_node_forum_pattern', '');
  variable_set('pathauto_node_image_pattern', '');
  variable_set('pathauto_node_page_pattern', '');
  variable_set('pathauto_node_pattern', 'content/[title-raw]');
  variable_set('pathauto_node_story_pattern', '');
  variable_set('pathauto_punctuation_quotes', 0);
  variable_set('pathauto_separator', '-');
  variable_set('pathauto_update_action', '2');
  variable_set('pathauto_user_bulkupdate', FALSE);
  variable_set('pathauto_user_pattern', 'users/[user-raw]');
  variable_set('pathauto_user_supportsfeeds', NULL);
  variable_set('pathauto_verbose', FALSE);

  // Make sure we "replace hyphen with separator" by default
  variable_set('pathauto_punctuation_hyphen', 1); // 1 is replace

  // Set the weight to 1
  db_query("UPDATE {system} SET weight = 1 WHERE name = 'pathauto'");

  // Make the variable column wide enough for long cck names
  switch ($GLOBALS['db_type']) {
    case 'pgsql':
      // Using pgsql<8.x?  Help at http://drupal.org/node/195044
      db_query('ALTER TABLE {variable} ALTER name TYPE varchar(128)');
      break;
    case 'mysql':
    case 'mysqli':
      db_query("ALTER TABLE {variable} CHANGE name name varchar(128) NOT NULL default ''");
      break;
  }

  // Clear the cache to get these to take effect.
  cache_clear_all();
}

/**
 * Implementation of hook_uninstall().
 */
function pathauto_uninstall() {
  // Delete all the pathauto variables and then clear the variable cache
  db_query("DELETE FROM {variable} WHERE name LIKE 'pathauto_%'");
  cache_clear_all('variables', 'cache');
}

/**
 * Set the weight a little heavier to allow taxonomy to do its work.
 */
function pathauto_update_1() {
  $ret = array();
  $ret[] = update_sql("UPDATE {system} SET weight = 1 WHERE name = 'pathauto'");
  return $ret;
}

/**
 * Increase the maximum length of variable names from 48 to 128.
 *
 * Copied from DRUPAL-6 system_update_6002 per http://drupal.org/node/66795
 */
function pathauto_update_2() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'pgsql':
      db_change_column($ret, 'variable', 'name', 'name', 'varchar(128)', array('not null' => TRUE, 'default' => "''"));
      break;
    case 'mysql':
    case 'mysqli':
      $ret[] = update_sql("ALTER TABLE {variable} CHANGE name name varchar(128) NOT NULL default ''");
      break;
  }
  return $ret;
}

/**
 * Delete the pathauto_node_supportsfeeds.
 */
function pathauto_update_3() {
  // Do nothing, this update was a mistake
  return array();
}

/**
 * New style naming for the punctuation chars.
 */
function pathauto_update_4() {
  variable_set('pathauto_punctuation_quotes', variable_get('pathauto_quotes', 0));
  variable_del('pathauto_quotes');
  return array();
}

/**
 * Create a table so that we can track which items we keep
 * And eventually to improve join performance
 */
function pathauto_update_5() {
  // Note: no longer done...see http://drupal.org/node/248031
  return array();
}

/**
 * Remove some variables that are no longer used.
 */
function pathauto_update_6() {
  $ret = array();
  // Delete some unused variables
  $ret[] = update_sql("DELETE FROM {variable} WHERE name LIKE 'pathauto_%_supportsfeeds'");
  cache_clear_all('variables', 'cache');
  return $ret;
}

/**
 * Remove the url_alias_extra table which wasn't used.
 */
function pathauto_update_7() {
  $ret = array();
  if (db_table_exists('url_alias_extra')) {
    $ret[] = update_sql('DROP TABLE {url_alias_extra}');
  }
  return $ret;
}