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Merge branch 'MDL-52346' of git://github.com/mr-russ/moodle

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This commit is contained in:
Andrew Nicols 2016-02-29 14:12:03 +08:00
commit 8bd28ed696
6 changed files with 45 additions and 6 deletions
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24
cache/classes/definition.php vendored
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@ -100,6 +100,11 @@ defined('MOODLE_INTERNAL') || die();
* + defaultsharing
* [int] The default sharing option to use. It's highly recommended that you don't set this unless there is a very
* specific reason not to use the system default.
* + canuselocalstore
* [bool] The cache is able to safely run with multiple copies on different webservers without any need for administrator
* intervention to ensure that data stays in sync across nodes. This is usually managed by a revision
* system as seen in modinfo cache or language cache. Requiring purge on upgrade is not sufficient as
* it requires administrator intervention on each node to make it work.
*
* For examples take a look at lib/db/caches.php
*
@ -308,6 +313,11 @@ class cache_definition {
*/
protected $sharingoptions;
/**
* Whether this cache supports local storages.
* @var bool
*/
protected $canuselocalstore = false;
/**
* The selected sharing option.
* @var int One of self::SHARING_*
@ -367,6 +377,7 @@ class cache_definition {
$sharingoptions = self::SHARING_DEFAULT;
$selectedsharingoption = self::SHARING_DEFAULT;
$userinputsharingkey = '';
$canuselocalstore = false;
if (array_key_exists('simplekeys', $definition)) {
$simplekeys = (bool)$definition['simplekeys'];
@ -453,6 +464,9 @@ class cache_definition {
$selectedsharingoption = self::SHARING_ALL;
}
}
if (array_key_exists('canuselocalstore', $definition)) {
$canuselocalstore = (bool)$definition['canuselocalstore'];
}
if (array_key_exists('userinputsharingkey', $definition) && !empty($definition['userinputsharingkey'])) {
$userinputsharingkey = (string)$definition['userinputsharingkey'];
@ -529,6 +543,7 @@ class cache_definition {
$cachedefinition->sharingoptions = $sharingoptions;
$cachedefinition->selectedsharingoption = $selectedsharingoption;
$cachedefinition->userinputsharingkey = $userinputsharingkey;
$cachedefinition->canuselocalstore = $canuselocalstore;
return $cachedefinition;
}
@ -732,6 +747,15 @@ class cache_definition {
return $this->requirelockingwrite;
}
/**
* Returns true if this definition allows local storage to be used for caching.
* @since Moodle 3.1.0
* @return bool
*/
public function can_use_localstore() {
return $this->canuselocalstore;
}
/**
* Returns true if this definition requires a searchable cache.
* @since Moodle 2.4.4