Disable/Enable EE index updates (might be useful during a script execution to speed it up...)

disable_enable_ee_index.php

<?php

/**********************
 ****** DISABLE *******
 **********************/

/** var Mage_Core_Model_Config $config */
$config = Mage::app()->getConfig();

/**
 * Disable on save index updates
 */
$config->saveConfig('index_management/index_options/category_url_rewrite', 0);
$config->saveConfig('index_management/index_options/product_url_rewrite', 0);
$config->saveConfig('index_management/index_options/redirect_url_rewrite', 0);
$config->saveConfig(Enterprise_CatalogSearch_Model_Observer::XML_PATH_LIVE_FULLTEXT_REINDEX_ENABLED, 0);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Flat::XML_PATH_LIVE_PRODUCT_REINDEX_ENABLED, 0);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Flat::XML_PATH_LIVE_CATEGORY_REINDEX_ENABLED, 0);
$config->saveConfig(Enterprise_CatalogInventory_Helper_Index::XML_PATH_LIVE_PRICE_AND_STOCK_REINDEX_ENABLED, 0);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Category_Product::XML_PATH_LIVE_CATEGORY_PRODUCT_REINDEX_ENABLED, 0);

/**
 * Refresh config cache
 */
$config->reinit();

/**
 * Lock full reindex process (so 'enterprise_refresh_index' cron will do nothing)
 * This should be on a try catch, as the cron could be already running when this code is executed
 */
Mage::dispatchEvent('shell_reindex_init_process');

/**
 * 
 * 
 * 
 * 
 * 
 * Do whatever you want! =)
 * 
 * 
 * 
 * 
 * 
 */ 
 
 /**********************
  **** ENABLE BACK *****
  **********************/
 
 /**
  * Enable on save index updates
  */
$config->saveConfig('index_management/index_options/category_url_rewrite', 1);
$config->saveConfig('index_management/index_options/product_url_rewrite', 1);
$config->saveConfig('index_management/index_options/redirect_url_rewrite', 1);
$config->saveConfig(Enterprise_CatalogSearch_Model_Observer::XML_PATH_LIVE_FULLTEXT_REINDEX_ENABLED, 1);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Flat::XML_PATH_LIVE_PRODUCT_REINDEX_ENABLED, 1);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Flat::XML_PATH_LIVE_CATEGORY_REINDEX_ENABLED, 1);
$config->saveConfig(Enterprise_CatalogInventory_Helper_Index::XML_PATH_LIVE_PRICE_AND_STOCK_REINDEX_ENABLED, 1);
$config->saveConfig(Enterprise_Catalog_Model_Index_Observer_Category_Product::XML_PATH_LIVE_CATEGORY_PRODUCT_REINDEX_ENABLED, 1);

/**
 * Refresh config cache
 */
$config->reinit();

/**
 * Release full reindex process lock (so cron will be back on track)
 */
Mage::dispatchEvent('shell_reindex_finalize_process');