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<?php |
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/** |
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* Deals with the giving and taking of a users karma |
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* |
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* @package ElkArte Forum |
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* @copyright ElkArte Forum contributors |
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* @license BSD http://opensource.org/licenses/BSD-3-Clause (see accompanying LICENSE.txt file) |
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* |
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* This file contains code covered by: |
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* copyright: 2011 Simple Machines (http://www.simplemachines.org) |
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* |
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* @version 2.0 dev |
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* |
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*/ |
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namespace ElkArte\Controller; |
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use ElkArte\AbstractController; |
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use ElkArte\Exceptions\Exception; |
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use ElkArte\Hooks; |
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/** |
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* Can give good or bad karma so watch out! |
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* |
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* @package Karma |
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*/ |
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class Karma extends AbstractController |
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{ |
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/** |
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* Pre Dispatch, called before other methods. Loads integration hooks. |
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*/ |
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public function pre_dispatch() |
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{ |
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Hooks::instance()->loadIntegrationsSettings(); |
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} |
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/** |
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* Default entry point, in case action methods are not directly |
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* called. Simply forward to applaud. |
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* |
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* @see \ElkArte\AbstractController::action_index() |
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*/ |
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public function action_index() |
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{ |
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// Applauds for us :P |
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$this->action_applaud(); |
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} |
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/** |
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* Modify a user's karma. |
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* |
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* What it does: |
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* |
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* - It redirects back to the referrer afterward, whether by javascript or the passed parameters. |
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* - Requires the karma_edit permission, and that the user isn't a guest. |
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* - It depends on the karmaMode, karmaWaitTime, and karmaTimeRestrictAdmins settings. |
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* - It is accessed via ?action=karma, sa=smite or sa=applaud. |
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*/ |
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public function action_applaud() |
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{ |
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$id_target = $this->_req->getQuery('uid', 'intval', 0); |
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// Start off with no change in karma. |
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$action = $this->_prepare_karma($id_target); |
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// Applaud (if you can) and return |
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$this->_give_karma($this->user->id, $id_target, $action, 1); |
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$this->_redirect_karma(); |
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} |
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/** |
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* Makes sure that a user can perform the karma action |
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* |
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* @param int $id_target |
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* |
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* @return int |
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* @throws Exception feature_disabled |
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*/ |
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private function _prepare_karma($id_target) |
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{ |
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global $modSettings; |
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// If the mod is disabled, show an error. |
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if (empty($modSettings['karmaMode'])) |
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{ |
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throw new Exception('feature_disabled', true); |
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} |
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// If you're a guest or can't do this, blow you off... |
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is_not_guest(); |
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isAllowedTo('karma_edit'); |
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checkSession('get'); |
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// We hold karma here. |
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require_once(SUBSDIR . '/Karma.subs.php'); |
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// If you don't have enough posts, tough luck. |
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// @todo Should this be dropped in favor of post group permissions? |
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// Should this apply to the member you are smiting/applauding? |
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if ($this->user->is_admin === false && $this->user->posts < $modSettings['karmaMinPosts']) |
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{ |
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throw new Exception('not_enough_posts_karma', true, array($modSettings['karmaMinPosts'])); |
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} |
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// And you can't modify your own, punk! (use the profile if you need to.) |
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if (empty($id_target) || $id_target == $this->user->id) |
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{ |
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throw new Exception('cant_change_own_karma', false); |
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} |
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// Delete any older items from the log so we can get the go ahead or not |
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clearKarma($modSettings['karmaWaitTime']); |
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if (!empty($modSettings['karmaTimeRestrictAdmins']) || !allowedTo('moderate_forum')) { |
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return lastActionOn($this->user->id, $id_target); |
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} |
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return 0; |
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} |
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/** |
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* Function to move the karma needle up or down for a given user |
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* |
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* @param int $id_executor who is performing the action |
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* @param int $id_target who is getting the action |
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* @param int $action applaud or smite |
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* @param int $dir |
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* |
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* @throws Exception karma_wait_time |
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*/ |
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private function _give_karma($id_executor, $id_target, $action, $dir) |
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{ |
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global $modSettings, $txt; |
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// They haven't, not before now, anyhow. |
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if (empty($action) || empty($modSettings['karmaWaitTime'])) |
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{ |
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addKarma($id_executor, $id_target, $dir); |
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} |
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else |
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{ |
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// If you are gonna try to repeat.... don't allow it. |
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if ($action === $dir) |
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{ |
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throw new Exception('karma_wait_time', false, array($modSettings['karmaWaitTime'], ($modSettings['karmaWaitTime'] == 1 ? strtolower($txt['hour']) : $txt['hours']))); |
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} |
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updateKarma($id_executor, $id_target, $dir); |
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} |
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} |
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/** |
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* Done with the action, return to where we need to be, or make it up if we |
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* can't figure it out. |
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*/ |
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private function _redirect_karma() |
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{ |
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global $context, $topic; |
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// Figure out where to go back to.... the topic? |
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if (!empty($topic)) |
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{ |
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redirectexit('topic=' . $topic . '.' . $this->_req->start . '#msg' . $this->_req->get('m', 'intval')); |
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} |
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// Hrm... maybe a personal message? |
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elseif (isset($_REQUEST['f'])) |
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{ |
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redirectexit('action=pm;f=' . $_REQUEST['f'] . ';start=' . $this->_req->start . (isset($_REQUEST['l']) ? ';l=' . $this->_req->get('l', 'intval') : '') . (isset($_REQUEST['pm']) ? '#' . $this->_req->get('pm', 'intval') : '')); |
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} |
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// JavaScript as a last resort. |
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else |
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{ |
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echo '<!DOCTYPE html> |
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<html ', $context['right_to_left'] ? 'dir="rtl"' : '', '> |
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<head> |
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<title>...</title> |
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<script> |
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history.go(-1); |
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</script> |
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</head> |
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<body>«</body> |
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</html>'; |
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obExit(false); |
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} |
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} |
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/** |
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* Smite a user. |
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*/ |
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public function action_smite() |
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{ |
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global $modSettings; |
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// Sometimes the community needs to chill |
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if (!empty($modSettings['karmaDisableSmite'])) |
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{ |
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$this->_redirect_karma(); |
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} |
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// The user ID _must_ be a number, no matter what. |
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$id_target = $this->_req->getQuery('uid', 'intval', 0); |
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// Start off with no change in karma. |
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$action = $this->_prepare_karma($id_target); |
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// Give em a wack and run away |
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$this->_give_karma($this->user->id, $this->_req->query->uid, $action, -1); |
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$this->_redirect_karma(); |
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} |
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} |
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elkarte /
Elkarte
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