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Merge branch 'MDL-38570-master' of https://github.com/timgus/moodle

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This commit is contained in:
Dan Poltawski 2013-09-10 11:13:29 +08:00
commit f841aa780d
2 changed files with 203 additions and 0 deletions
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48
lib/cronlib.php
View File

@ -170,6 +170,9 @@ function cron_run() {
mtrace(' Cleaned up read notifications');
}
mtrace(' Deleting temporary files...');
cron_delete_from_temp();
mtrace("...finished clean-up tasks");
} // End of occasional clean-up tasks
@ -767,3 +770,48 @@ function notify_login_failures() {
return true;
}
/**
* Delete files and directories older than one week from directory provided by $CFG->tempdir.
*
* @exception Exception Failed reading/accessing file or directory
* @return bool True on successful file and directory deletion; otherwise, false on failure
*/
function cron_delete_from_temp() {
global $CFG;
$tmpdir = $CFG->tempdir;
// Default to last weeks time.
$time = strtotime('-1 week');
try {
$dir = new RecursiveDirectoryIterator($tmpdir);
// Show all child nodes prior to their parent.
$iter = new RecursiveIteratorIterator($dir, RecursiveIteratorIterator::CHILD_FIRST);
for ($iter->rewind(); $iter->valid(); $iter->next()) {
$node = $iter->getPathname();
if (!is_readable($node)) {
continue;
}
// Check if file or directory is older than the given time.
if ($iter->getMTime() < $time) {
if ($iter->isDir() && !$iter->isDot()) {
if (@rmdir($node) === false) {
mtrace("Failed removing directory '$node'.");
}
}
if ($iter->isFile()) {
if (@unlink($node) === false) {
mtrace("Failed removing file '$node'.");
}
}
}
}
} catch (Exception $e) {
mtrace('Failed reading/accessing file or directory.');
return false;
}
return true;
}

155
lib/tests/cronlib_test.php Normal file
View File

@ -0,0 +1,155 @@
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Unit tests for the cron.
*
* @package core
* @category test
* @copyright 2013 Tim Gusak <tim.gusak@remote-learner.net>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir.'/cronlib.php');
class cronlib_testcase extends basic_testcase {
/**
* Data provider for cron_delete_from_temp.
*
* @return array Provider data
*/
public function cron_delete_from_temp_provider() {
global $CFG;
$time = time();
$weekstime = $time - strtotime('1 week');
$beforeweekstime = $time - strtotime('1 week') - 1;
$afterweekstime = $time + strtotime('1 week') + 1;
$node1 = new stdClass();
$node1->path = '/dir1/dir1_1/dir1_2/dir1_3/';
$node1->time = 1;
$node1->isdir = true;
$node2 = new stdClass();
$node2->path = '/dir1/dir1_4/';
$node2->time = $time;
$node2->isdir = true;
$node3 = new stdClass();
$node3->path = '/dir2/';
$node3->isdir = true;
$node3->time = $time - $weekstime;
$node4 = new stdClass();
$node4->path = '/dir3/';
$node4->isdir = true;
$node4->time = $time - $afterweekstime;
$node5 = new stdClass();
$node5->path = '/dir1/dir1_1/dir1_2/file1';
$node5->isdir = false;
$node5->time = $beforeweekstime;
$node6 = new stdClass();
$node6->path = '/dir1/dir1_1/dir1_2/file2';
$node6->isdir = false;
$node6->time = $time;
$node7 = new stdClass();
$node7->path = '/dir1/dir1_4/file1';
$node7->isdir = false;
$node7->time = $time - $afterweekstime;
$node8 = new stdClass();
$node8->path = '/dir1/dir1_4/file2';
$node8->isdir = false;
$node8->time = $time;
$node9 = new stdClass();
$node9->path = '/file1';
$node9->isdir = false;
$node9->time = $time;
$node10 = new stdClass();
$node10->path = '/file2';
$node10->isdir = false;
$node10->time = $time - $afterweekstime;
$data = array(
array(
array($node1, $node2, $node3, $node4, $node5, $node6, $node7, $node8, $node9, $node10),
array(
"$CFG->tempdir/dir1",
"$CFG->tempdir/dir1/dir1_1",
"$CFG->tempdir/dir1/dir1_1/dir1_2",
"$CFG->tempdir/dir1/dir1_1/dir1_2/file2",
"$CFG->tempdir/dir1/dir1_4",
"$CFG->tempdir/dir1/dir1_4/file2",
"$CFG->tempdir/dir2",
"$CFG->tempdir/file1",
)
),
array(
array(),
array()
)
);
return $data;
}
/**
* Test removing files and directories from tempdir.
*
* @dataProvider cron_delete_from_temp_provider
* @param array $nodes List of files and directories
* @param array $expected The expected results
*/
public function test_cron_delete_from_temp($nodes, $expected) {
global $CFG;
$tmpdir = $CFG->tempdir;
foreach ($nodes as $data) {
if ($data->isdir) {
mkdir($tmpdir.$data->path, $CFG->directorypermissions, true);
}
touch($tmpdir.$data->path, $data->time);
}
cron_delete_from_temp();
$dir = new RecursiveDirectoryIterator($tmpdir);
$iter = new RecursiveIteratorIterator($dir, RecursiveIteratorIterator::CHILD_FIRST);
$actual = array();
for ($iter->rewind(); $iter->valid(); $iter->next()) {
if (!$iter->isDot()) {
$actual[] = $iter->getPathname();
}
}
// Sort results to guarantee actual order.
sort($actual);
$this->assertEquals($expected, $actual);
}
}