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web: introduce block caching in the logger module

This commit is contained in:
Bart Van Der Meerssche 2009-09-21 09:44:39 +00:00
parent c10bf6bde0
commit f45ef2f2fa
1 changed files with 38 additions and 0 deletions
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38
web/drupal/modules/logger/logger.module
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@ -262,6 +262,7 @@ function _logger_add($uid) {
}
}
_logger_cache_clear('subscriptions');
$destination = drupal_get_destination();
drupal_goto($destination);
}
@ -275,6 +276,8 @@ function _logger_remove($rid) {
else {
watchdog('relationships', 'attempt to delete rid %rid by non-authorized user %uid', array('%rid' => $rid, '%uid' => $user->uid), WATCHDOG_ERROR);
}
_logger_cache_clear('subscriptions');
$destination = drupal_get_destination();
drupal_goto($destination);
}
@ -284,10 +287,41 @@ function _logger_unit($unit) {
global $user;
// hardcoded type and function
db_query("UPDATE {logger_meters} SET unit = '%s' WHERE uid = %d AND type = '%s' AND function = '%s'", $unit, $user->uid, 'electricity', 'main');
_logger_cache_clear('unit');
$destination = drupal_get_destination();
drupal_goto($destination);
}
/**
* Clear the specific (per user) cache entry in the {cache_block} table
*/
function _logger_cache_clear($delta) {
global $theme;
//the theme variable isn't set on these callbacks so force it
$theme = 'flukso';
$block = db_fetch_object(db_query("SELECT * FROM {blocks} WHERE module = '%s' AND delta = '%s' AND theme = '%s'", 'logger', $delta, 'flukso'));
$cid = _block_get_cache_id($block);
// prevent the whole chache_block being cleared when _block_get_cache_id returns an empty string (e.g. uid = 1)
if ($cid != '') cache_clear_all($cid, 'cache_block');
//watchdog('block_cache', '%cid | %cache', array('%cid' => $cid, '%cache' => variable_get('block_cache', 100)), WATCHDOG_DEBUG);
}
/**
* Implementation of hook_user() for logger
* Flush the fluksonians block entries in the block cache
*/
function logger_user($op) {
switch($op) {
// new user is being inserted into the database
case 'insert':
// flush the fluksonians block entries
cache_clear_all('logger:fluksonians', 'cache_block', TRUE);
break;
}
}
/**
* Implementation of hook_theme() for logger
*/
@ -325,24 +359,28 @@ function logger_block($op = 'list', $delta = 0, $edit = array()) {
$blocks['subscriptions']['region'] = 'right';
$blocks['subscriptions']['weight'] = 0;
$blocks['subscriptions']['pages'] = 'logger<br />logger/*';
$blocks['subscriptions']['cache'] = BLOCK_CACHE_PER_USER;
$blocks['fluksonians']['info'] = t('Fluksonians');
$blocks['fluksonians']['status'] = TRUE;
$blocks['fluksonians']['region'] = 'right';
$blocks['fluksonians']['weight'] = 1;
$blocks['fluksonians']['pages'] = 'logger<br />logger/*';
$blocks['fluksonians']['cache'] = BLOCK_CACHE_PER_USER;
$blocks['unit']['info'] = t('Unit');
$blocks['unit']['status'] = TRUE;
$blocks['unit']['region'] = 'right';
$blocks['unit']['weight'] = 2;
$blocks['unit']['pages'] = 'logger<br />logger/*';
$blocks['unit']['cache'] = BLOCK_CACHE_PER_USER;
$blocks['publish']['info'] = t('Publish');
$blocks['publish']['status'] = TRUE;
$blocks['publish']['region'] = 'content';
$blocks['publish']['weight'] = 3;
$blocks['publish']['pages'] = 'logger<br />logger/*';
$blocks['publish']['cache'] = BLOCK_CACHE_PER_ROLE;
return $blocks;