/usr/share/php/Horde/History/Mock.php is in php-horde-history 2.2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Copyright 2009-2013 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Horde
* @package History
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://pear.horde.org/index.php?package=History
*/
/**
* The Horde_History_Mock class provides a method of tracking changes in Horde
* objects, stored in memory.
*
* @category Horde
* @package History
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://pear.horde.org/index.php?package=History
*/
class Horde_History_Mock extends Horde_History
{
/**
* Counts how often _getHistory() is called.
*
* Used for testing caching.
*
* @var integer
*/
public $getCount = 0;
/**
* Our storage location.
*
* @var array
*/
private $_data = array();
/**
* The next id.
*
* @var int
*/
private $_id = 1;
/**
* The next modseq
*
* @var int
*/
private $_modseq = 0;
/**
* Logs an event to an item's history log. Any other details about the
* event are passed in $attributes.
*
* @param Horde_History_Log $history The history item to add to.
* @param array $attributes The hash of name => value
* entries that describe this
* event.
* @param boolean $replaceAction If $attributes['action'] is
* already present in the item's
* history log, update that entry
* instead of creating a new one.
*
* @throws Horde_History_Exception
*/
protected function _log(Horde_History_Log $history, array $attributes,
$replaceAction = false)
{
$values = array(
'history_uid' => $history->uid,
'history_ts' => $attributes['ts'],
'history_who' => $attributes['who'],
'history_desc' => isset($attributes['desc']) ? $attributes['desc'] : null,
'history_action' => isset($attributes['action']) ? $attributes['action'] : null,
'history_modseq' => ++$this->_modseq
);
unset($attributes['ts'], $attributes['who'], $attributes['desc'], $attributes['action']);
$values['history_extra'] = $attributes
? serialize($attributes)
: null;
/* If we want to replace an entry with the same action, try and find
* one. Track whether or not we succeed in $done, so we know whether
* or not to add the entry later. */
$done = false;
if ($replaceAction && !empty($values['history_action'])) {
foreach ($history as $entry) {
if (!empty($entry['action']) &&
$entry['action'] == $values['history_action']) {
$this->_data[$entry['id']] = $values;
$done = true;
break;
}
}
}
/* If we're not replacing by action, or if we didn't find an entry to
* replace, insert a new row. */
if (!$done) {
$this->_data[$this->_id] = $values;
$this->_id++;
}
}
/**
* Returns a Horde_History_Log corresponding to the named history entry,
* with the data retrieved appropriately.
*
* @param string $guid The name of the history entry to retrieve.
*
* @return Horde_History_Log A Horde_History_Log object.
*/
public function _getHistory($guid)
{
$this->getCount++;
$result = array();
foreach ($this->_data as $id => $element) {
if ($element['history_uid'] == $guid) {
$element['history_id'] = $id;
$result[] = $element;
}
}
return new Horde_History_Log($guid, $result);
}
/**
* Finds history objects by timestamp, and optionally filter on other
* fields as well.
*
* @param string $cmp The comparison operator (<, >, <=, >=, or =) to
* check the timestamps with.
* @param integer $ts The timestamp to compare against.
* @param array $filters An array of additional (ANDed) criteria.
* Each array value should be an array with 3
* entries:
* - field: the history field being compared (i.e.
* 'action').
* - op: the operator to compare this field with.
* - value: the value to check for (i.e. 'add').
* @param string $parent The parent history to start searching at. If
* non-empty, will be searched for with a LIKE
* '$parent:%' clause.
*
* @return array An array of history object ids, or an empty array if
* none matched the criteria.
*
* @throws Horde_History_Exception
*/
public function _getByTimestamp($cmp, $ts, array $filters = array(),
$parent = null)
{
$result = array();
foreach ($this->_data as $id => $element) {
$ignore = false;
switch ($cmp) {
case '<=':
case '=<':
if ($element['history_ts'] > $ts) {
$ignore = true;
};
break;
case '<':
if ($element['history_ts'] >= $ts) {
$ignore = true;
};
break;
case '=':
if ($element['history_ts'] != $ts) {
$ignore = true;
};
break;
case '>':
if ($element['history_ts'] <= $ts) {
$ignore = true;
};
break;
case '>=':
case '=>':
if ($element['history_ts'] < $ts) {
$ignore = true;
};
break;
default:
throw new Horde_History_Exception(sprintf("Comparison %s not implemented!", $cmp));
}
if ($ignore) {
continue;
}
/* Add additional filters, if there are any. */
if ($filters) {
foreach ($filters as $filter) {
if ($filter['op'] != '=') {
throw new Horde_History_Exception(sprintf("Comparison %s not implemented!", $filter['op']));
}
if ($element['history_' . $filter['field']] != $filter['value']) {
$ignore = true;
}
}
}
if ($ignore) {
continue;
}
if ($parent) {
if (substr($element['history_uid'], 0, strlen($parent) + 1) != $parent . ':') {
continue;
}
}
$result[$element['history_uid']] = $id;
}
return $result;
}
/**
* Return history objects with changes during a modseq interval, and
* optionally filtered on other fields as well.
*
* @param integer $start The start of the modseq range.
* @param integer $end The end of the modseq range.
* @param array $filters An array of additional (ANDed) criteria.
* Each array value should be an array with 3
* entries:
* - field: the history field being compared (i.e.
* 'action').
* - op: the operator to compare this field with.
* - value: the value to check for (i.e. 'add').
* @param string $parent The parent history to start searching at. If
* non-empty, will be searched for with a LIKE
* '$parent:%' clause.
*
* @return array An array of history object ids, or an empty array if
* none matched the criteria.
*/
protected function _getByModSeq($start, $end, $filters = array(), $parent = null)
{
$result = array();
foreach ($this->_data as $id => $element) {
$ignore = false;
if (!($element['history_modseq'] > $start && $element['history_modseq'] <= $end)) {
continue;
}
// Add additional filters, if there are any.
if (!empty($filters)) {
foreach ($filters as $filter) {
if ($filter['op'] != '=') {
throw new Horde_History_Exception(sprintf("Comparison %s not implemented!", $filter['op']));
}
if ($element['history_' . $filter['field']] != $filter['value']) {
$ignore = true;
}
}
}
if ($ignore) {
continue;
}
if ($parent) {
if (substr($element['history_uid'], 0, strlen($parent) + 1) != $parent . ':') {
continue;
}
}
$result[$element['history_uid']] = $id;
}
return $result;
}
/**
* Return the current value of the modseq. We take the MAX of the
* horde_histories table instead of the value of the horde_histories_modseq
* table to ensure we never miss an entry if we query the history system
* between the time we call nextModSeq() and the time the new entry is
* written.
*
* @param string $parent Restrict to entries a specific parent.
*
* @return integer|boolean The highest used modseq value, false if no history.
*/
public function getHighestModSeq($parent = null)
{
if (empty($this->_modseq) && empty($this->_data)) {
return false;
}
$last = 0;
if (!empty($this->_data) && !empty($parent)) {
foreach ($this->_data as $id => $element) {
if (strpos($element['history_uid'], $parent . ':') === 0 && $element['history_modseq'] > $last) {
$last = $element['history_modseq'];
}
}
return $last;
}
return $this->_modseq;
}
/**
* Removes one or more history entries by name.
*
* @param array $names The history entries to remove.
*
* @throws Horde_History_Exception
*/
public function removeByNames(array $names)
{
if (!count($names)) {
return;
}
$ids = array();
foreach ($this->_data as $id => $element) {
if (in_array($element['history_uid'], $names)) {
$ids[] = $id;
}
}
foreach ($ids as $id) {
if ($this->_cache) {
$this->_cache->expire('horde:history:' . $this->_data[$id]['history_uid']);
}
unset($this->_data[$id]);
}
}
}
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