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79 lines
3.1 KiB
PHP
79 lines
3.1 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Core cache definitions.
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*
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* This file is part of Moodle's cache API, affectionately called MUC.
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* It contains the components that are requried in order to use caching.
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*
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* @package core
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* @category cache
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* @copyright 2012 Sam Hemelryk
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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$definitions = array(
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// Used to store processed lang files.
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// The keys used are the component of the string file.
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'string' => array(
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'mode' => cache_store::MODE_APPLICATION,
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'simplekeys' => true,
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'simpledata' => true,
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'persistent' => true,
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'persistentmaxsize' => 3
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),
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// Used to store database meta information.
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// The database meta information includes information about tables and there columns.
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// Its keys are the table names.
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// When creating an instance of this definition you must provide the database family that is being used.
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'databasemeta' => array(
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'mode' => cache_store::MODE_APPLICATION,
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'requireidentifiers' => array(
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'dbfamily'
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),
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'persistent' => true,
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'persistentmaxsize' => 2
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),
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// Event invalidation cache.
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// This cache is used to manage event invalidation, its keys are the event names.
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// Whenever something is invalidated it is both purged immediately and an event record created with the timestamp.
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// When a new cache is initialised all timestamps are looked at and if past data is once more invalidated.
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// Data guarantee is required in order to ensure invalidation always occurs.
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// Persistence has been turned on as normally events are used for frequently used caches and this event invalidation
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// cache will likely be used either lots or never.
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'eventinvalidation' => array(
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'mode' => cache_store::MODE_APPLICATION,
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'persistent' => true,
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'requiredataguarantee' => true,
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'simpledata' => true,
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),
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// Cache for question definitions. This is used by the question_bank class.
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// Users probably do not need to know about this cache. They will just call
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// question_bank::load_question.
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'questiondata' => array(
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'mode' => cache_store::MODE_APPLICATION,
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'simplekeys' => true, // The id of the question is used.
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'requiredataguarantee' => false,
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'datasource' => 'question_finder',
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'datasourcefile' => 'question/engine/bank.php',
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),
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);
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