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<?php |
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/** |
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* This file contains only the UserRights class. |
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*/ |
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namespace Xtools; |
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use AppBundle\Helper\I18nHelper; |
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use DateInterval; |
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use DatePeriod; |
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use DateTime; |
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use Exception; |
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/** |
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* An UserRights provides methods around parsing changes to a user's rights. |
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*/ |
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class UserRights extends Model |
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{ |
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/** @var string[] Rights changes, keyed by timestamp then 'added' and 'removed'. */ |
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protected $rightsChanges; |
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/** @var string[] Localized names of the rights. */ |
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protected $rightsNames; |
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/** @var string[] Global rights changes, keyed by timestamp then 'added' and 'removed'. */ |
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protected $globalRightsChanges; |
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/** |
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* Get user rights changes of the given user. |
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* @param Project $project |
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* @param User $user |
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* @return string[] Keyed by timestamp then 'added' and 'removed'. |
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*/ |
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public function getRightsChanges() |
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{ |
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if (isset($this->rightsChanges)) { |
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return $this->rightsChanges; |
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} |
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$logData = $this->getRepository() |
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->getRightsChanges($this->project, $this->user); |
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$this->rightsChanges = $this->processRightsChanges($logData); |
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return $this->rightsChanges; |
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} |
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/** |
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* Checks the user rights log to see whether the user is an admin |
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* or used to be one. |
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* @return string|false One of false (never an admin), 'current' or 'former'. |
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*/ |
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public function getAdminStatus() |
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{ |
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$rightsStates = $this->getRightsStates(); |
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if (in_array('sysop', $rightsStates['current'])) { |
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return 'current'; |
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} elseif (in_array('sysop', $rightsStates['former'])) { |
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return 'former'; |
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} else { |
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return false; |
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} |
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} |
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/** |
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* Get a list of the current and former rights of the user. |
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* @return array With keys 'current' and 'former'. |
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*/ |
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public function getRightsStates() |
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{ |
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static $rightsStates = null; |
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if ($rightsStates !== null) { |
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return $rightsStates; |
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} |
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$former = []; |
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foreach (array_reverse($this->getRightsChanges()) as $change) { |
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$former = array_diff( |
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array_merge($former, $change['removed']), |
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$change['added'] |
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); |
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} |
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// Current rights are not fetched from the log because really old |
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// log entries contained little or no metadata, and the rights |
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// changes may be undetectable. |
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$rightsStates = [ |
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'current' => $this->user->getUserRights($this->project), |
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'former' => array_unique($former), |
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]; |
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return $rightsStates; |
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} |
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/** |
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* Get a list of the current and former global rights of the user. |
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* @return array With keys 'current' and 'former'. |
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*/ |
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public function getGlobalRightsStates() |
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{ |
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$current = []; |
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$former = []; |
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foreach (array_reverse($this->getGlobalRightsChanges()) as $change) { |
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$current = array_diff( |
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array_unique(array_merge($current, $change['added'])), |
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$change['removed'] |
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); |
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$former = array_diff( |
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array_unique(array_merge($former, $change['removed'])), |
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$change['added'] |
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); |
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} |
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return [ |
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'current' => $current, |
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'former' => $former, |
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]; |
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} |
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/** |
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* Get the localized names for the user groups, fetched from on-wiki system messages. |
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* @return string[] Localized names keyed by database value. |
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*/ |
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public function getRightsNames() |
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{ |
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if (isset($this->rightsNames)) { |
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return $this->rightsNames; |
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} |
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$rightsStates = $this->getRightsStates(); |
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$globalRightsStates = $this->getGlobalRightsStates(); |
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$rightsToCheck = array_merge( |
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array_merge($rightsStates['current'], $globalRightsStates['current']), |
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array_merge($rightsStates['former'], $globalRightsStates['former']) |
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); |
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$this->rightsNames = $this->getRepository() |
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->getRightsNames($this->project, $rightsToCheck, $this->i18n->getLang()); |
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return $this->rightsNames; |
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} |
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/** |
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* Get global user rights changes of the given user. |
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* @param Project $project |
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* @param User $user |
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* @return string[] Keyed by timestamp then 'added' and 'removed'. |
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*/ |
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public function getGlobalRightsChanges() |
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{ |
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if (isset($this->globalRightsChanges)) { |
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return $this->globalRightsChanges; |
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} |
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$logData = $this->getRepository() |
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->getGlobalRightsChanges($this->project, $this->user); |
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$this->globalRightsChanges = $this->processRightsChanges($logData); |
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return $this->globalRightsChanges; |
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} |
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/** |
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* Process the given rights changes, sorting an putting in a human-readable format. |
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* @param array $logData As fetched with EditCounterRepository::getRightsChanges. |
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* @return array |
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*/ |
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private function processRightsChanges($logData) |
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{ |
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$rightsChanges = []; |
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foreach ($logData as $row) { |
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$unserialized = @unserialize($row['log_params']); |
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if ($unserialized !== false) { |
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$old = $unserialized['4::oldgroups']; |
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$new = $unserialized['5::newgroups']; |
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$added = array_diff($new, $old); |
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$removed = array_diff($old, $new); |
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$rightsChanges = $this->setAutoRemovals($rightsChanges, $row, $unserialized, $added); |
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} else { |
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// This is the old school format the most likely contains |
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// the list of rights additions as a comma-separated list. |
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try { |
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list($old, $new) = explode("\n", $row['log_params']); |
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$old = array_filter(array_map('trim', explode(',', $old))); |
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$new = array_filter(array_map('trim', explode(',', $new))); |
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$added = array_diff($new, $old); |
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$removed = array_diff($old, $new); |
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} catch (Exception $e) { |
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// Really, really old school format that may be missing metadata |
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// altogether. Here we'll just leave $added and $removed empty. |
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$added = []; |
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$removed = []; |
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} |
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} |
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// Remove '(none)'. |
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if (in_array('(none)', $added)) { |
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array_splice($added, array_search('(none)', $added), 1); |
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} |
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if (in_array('(none)', $removed)) { |
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array_splice($removed, array_search('(none)', $removed), 1); |
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} |
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$rightsChanges[$row['log_timestamp']] = [ |
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'logId' => $row['log_id'], |
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'admin' => $row['log_user_text'], |
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'comment' => $row['log_comment'], |
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'added' => array_values($added), |
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'removed' => array_values($removed), |
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'automatic' => $row['log_action'] === 'autopromote', |
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'type' => $row['type'], |
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]; |
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} |
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krsort($rightsChanges); |
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return $rightsChanges; |
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} |
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/** |
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* Check the given log entry for rights changes that are set to automatically expire, |
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* and add entries to $rightsChanges accordingly. |
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* @param array $rightsChanges |
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* @param array $row Log entry row from database. |
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* @param array $params Unserialized log params. |
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* @param string[] $added List of added user rights. |
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* @return array Modified $rightsChanges. |
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*/ |
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private function setAutoRemovals($rightsChanges, $row, $params, $added) |
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{ |
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foreach ($added as $index => $entry) { |
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if (!isset($params['newmetadata'][$index]) || |
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!array_key_exists('expiry', $params['newmetadata'][$index]) || |
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empty($params['newmetadata'][$index]['expiry']) |
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) { |
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continue; |
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} |
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$expiry = $params['newmetadata'][$index]['expiry']; |
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if (isset($rightsChanges[$expiry]) && !in_array($entry, $rightsChanges[$expiry]['removed'])) { |
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$rightsChanges[$expiry]['removed'][] = $entry; |
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} else { |
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$rightsChanges[$expiry] = [ |
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'logId' => $row['log_id'], |
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'admin' => $row['log_user_text'], |
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'comment' => null, |
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'added' => [], |
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'removed' => [$entry], |
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'automatic' => true, |
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'type' => $row['type'], |
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]; |
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} |
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} |
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return $rightsChanges; |
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} |
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} |
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xtools
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