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only cache highest version: only update cache when storing, if it contains older version, only update when reading, if no version (=highest) is requested --> should fix cases where new distributed templates overwrite customer templates with higher version in cache

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This commit is contained in:
Ralf Becker 2012-06-14 11:32:11 +00:00
parent 6919d8a9d3
commit 16352d2cfb
1 changed files with 11 additions and 5 deletions
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16
etemplate/inc/class.boetemplate.inc.php
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@ -852,8 +852,9 @@ class boetemplate extends soetemplate
* stores the etemplate in the cache in egw_info
*
* @param boetemplate $tpl=null required parameter for static use!
* @param boolean $only_update_older=false true only update cache, if it contains an older template
*/
public /*static*/ function store_in_cache(boetemplate $tpl=null)
public /*static*/ function store_in_cache(boetemplate $tpl=null, $only_update_older=false)
{
if (is_null($tpl)) $tpl = $this;
@ -861,9 +862,9 @@ class boetemplate extends soetemplate
$old = egw_cache::getInstance('etemplate',$cname);
// only cache newest versions (currently cached one is older or same version)
if (is_null($old) || version_compare($old['version'],$tpl->version,'<='))
if (is_null($old) && !$only_update_older || !is_null($old) && version_compare($old['version'],$tpl->version,'<='))
{
//echo "<p>".__METHOD__."('$tpl->name','$tpl->template','$tpl->lang','$tpl->version') modified=$tpl->modified, time()=".time()."</p>\n";
//error_log(__METHOD__."('$tpl->name','$tpl->template','$tpl->lang','$tpl->version') cached=".array2string($old).", modified=$tpl->modified, time()=".time());
egw_cache::setInstance('etemplate',$cname,$tpl->as_array(1));
}
}
@ -997,6 +998,8 @@ class boetemplate extends soetemplate
*
* reimplementation of soetemplate::read to use and/or update the cache
*
* We only update cache, if no version is given, as only that (= highest version) should be cached.
*
* @param string $name name of the eTemplate or array with the values for all keys
* @param string $template template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db
* @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db
@ -1037,7 +1040,7 @@ class boetemplate extends soetemplate
}
return False;
}
$this->store_in_cache();
if (!$version) $this->store_in_cache(); // only store default version (none given)
}
return True;
}
@ -1047,6 +1050,9 @@ class boetemplate extends soetemplate
*
* reimplementation of soetemplate::save to update the cache
*
* We only update cache, if it contains an older (smaller version) template,
* as allways updating might cache a version, with a smaller then the highest, version number.
*
* @param string $name name of the eTemplate or array with the values for all keys
* @param string $template template-set or '' for the default one
* @param string $lang language or '' for the default one
@ -1058,7 +1064,7 @@ class boetemplate extends soetemplate
{
if ($result = parent::save($name,$template,$lang,$group,$version))
{
$this->store_in_cache();
$this->store_in_cache(null, true); // true = only update older (smaller version) copies
}
return $result;
}