PHP JEVHelper::isEventDeletor方法代码示例

 function deletefuture()
 {
     $is_event_editor = JEVHelper::isEventDeletor();
     if (!$is_event_editor) {
         JError::raiseError(403, JText::_('ALERTNOTAUTH'));
     }
     parent::deletefuture();
 }

function ProcessRequest(&$requestObject, $returnData)
{
    define("REQUESTOBJECT", serialize($requestObject));
    define("RETURNDATA", serialize($returnData));
    // Do this ourselves to avoid Joomla 3.0 template path issues
    // require_once JPATH_BASE . '/' . 'includes' . '/' . 'defines.php';
    //Global definitions.
    //Joomla framework path definitions.
    $parts = explode(DIRECTORY_SEPARATOR, JPATH_BASE);
    //Defines.
    define('JPATH_ROOT', implode(DIRECTORY_SEPARATOR, $parts));
    define('JPATH_SITE', JPATH_ROOT);
    define('JPATH_CONFIGURATION', JPATH_ROOT);
    define('JPATH_ADMINISTRATOR', JPATH_ROOT . '/administrator');
    define('JPATH_LIBRARIES', JPATH_ROOT . '/libraries');
    define('JPATH_PLUGINS', JPATH_ROOT . '/plugins');
    define('JPATH_INSTALLATION', JPATH_ROOT . '/installation');
    // IMPORTANT CHANGE!
    $requestObject = unserialize(REQUESTOBJECT);
    $client = "site";
    if (isset($requestObject->client) && in_array($requestObject->client, array("site", "administrator"))) {
        $client = $requestObject->client;
    }
    $patharray = array("site" => JPATH_SITE, "administrator" => JPATH_ADMINISTRATOR);
    define('JPATH_THEMES', $patharray[$client] . '/templates');
    define('JPATH_CACHE', JPATH_ROOT . '/cache');
    define('JPATH_MANIFESTS', JPATH_ADMINISTRATOR . '/manifests');
    require_once JPATH_BASE . '/' . 'includes' . '/' . 'framework.php';
    $requestObject = unserialize(REQUESTOBJECT);
    $returnData = unserialize(RETURNDATA);
    $returnData->allclear = 1;
    ini_set("display_errors", 0);
    global $option;
    $client = "site";
    if (isset($requestObject->client) && in_array($requestObject->client, array("site", "administrator"))) {
        $client = $requestObject->client;
    }
    $mainframe = JFactory::getApplication($client);
    JFactory::getApplication()->initialise();
    $option = "com_jevents";
    // Not sure why this is needed but it is if (use use $mainframe = JFactory::getApplication($client); )!!!
    // needed for Joomla 1.5 plugins
    $GLOBALS['mainframe'] = $mainframe;
    $lang = JFactory::getLanguage();
    $lang->load("com_jevents", JPATH_SITE);
    $lang->load("com_jevents", JPATH_ADMINISTRATOR);
    include_once JPATH_SITE . "/components/com_jevents/jevents.defines.php";
    $params = JComponentHelper::getParams("com_jevents");
    if (!$params->get("checkclashes", 0) && !$params->get("noclashes", 0)) {
        return $returnData;
    }
    // Do we ignore overlaps
    if (JEVHelper::isEventDeletor(true) && isset($requestObject->formdata->overlapoverride) && $requestObject->formdata->overlapoverride == 1) {
        return $returnData;
    }
    // Enforce referrer
    if (!$params->get("skipreferrer", 0)) {
        if (!array_key_exists("HTTP_REFERER", $_SERVER)) {
            throwerror("There was an error - no referrer info available");
        }
        $live_site = $_SERVER['HTTP_HOST'];
        $ref_parts = parse_url($_SERVER["HTTP_REFERER"]);
        if (!isset($ref_parts["host"]) || $ref_parts["host"] . (isset($ref_parts["port"]) ? ':' . $ref_parts["port"] : '') != $live_site) {
            throwerror("There was an error - missing host in referrer");
        }
    }
    if ($params->get("icaltimezonelive", "") != "" && is_callable("date_default_timezone_set") && $params->get("icaltimezonelive", "") != "") {
        $timezone = date_default_timezone_get();
        $tz = $params->get("icaltimezonelive", "");
        date_default_timezone_set($tz);
        $registry = JRegistry::getInstance("jevents");
        $registry->set("jevents.timezone", $timezone);
    }
    $token = JSession::getFormToken();
    if (!isset($requestObject->token) || $requestObject->token != $token) {
        throwerror("There was an error - bad token.  Please refresh the page and try again.");
    }
    $user = JFactory::getUser();
    if (!JEVHelper::isEventCreator()) {
        throwerror("There was an error - not an event creator");
    }
    if (intval($requestObject->formdata->evid) > 0) {
        $db = JFactory::getDBO();
        $dataModel = new JEventsDataModel("JEventsAdminDBModel");
        $queryModel = new JEventsDBModel($dataModel);
        $event = $queryModel->getEventById(intval($requestObject->formdata->evid), 1, "icaldb");
        //$db->setQuery("SELECT * FROM #__jevents_vevent where ev_id=".intval($requestObject->formdata->evid));
        //	$event = $db->loadObject();
        if (!$event || !JEVHelper::canEditEvent($event)) {
            throwerror("There was an error - cannot edit this event");
        }
    }
    $returnData->overlaps = array();
    if ($requestObject->pressbutton == "icalrepeat.apply" || $requestObject->pressbutton == "icalrepeat.save") {
        $testrepeat = simulateSaveRepeat($requestObject);
        // now we have out event and its repetitions we now check to see for overlapping events
        $overlaps = checkRepeatOverlaps($testrepeat, $returnData, intval($requestObject->formdata->evid), $requestObject);
    } else {
        $testevent = simulateSaveEvent($requestObject);
        // now we have out event and its repetitions we now check to see for overlapping events
//.........这里部分代码省略.........

/**
* @copyright	Copyright (C) 2015-2015 GWE Systems Ltd. All rights reserved.
 * @license		By negoriation with author via http://www.gwesystems.com
*/
function ProcessJsonRequest(&$requestObject, $returnData)
{
    //$file4 = JPATH_SITE . '/components/com_jevents/libraries/checkconflict.php';
    //if (JFile::exists($file4)) JFile::delete($file4);
    $returnData->allclear = 1;
    ini_set("display_errors", 0);
    $lang = JFactory::getLanguage();
    $lang->load("com_jevents", JPATH_SITE);
    $lang->load("com_jevents", JPATH_ADMINISTRATOR);
    include_once JPATH_SITE . "/components/com_jevents/jevents.defines.php";
    $params = JComponentHelper::getParams("com_jevents");
    if (!$params->get("checkconflicts", 0)) {
        return $returnData;
    }
    // Do we ignore overlaps
    if (JEVHelper::isEventDeletor(true) && isset($requestObject->formdata->overlapoverride) && $requestObject->formdata->overlapoverride == 1) {
        return $returnData;
    }
    // Enforce referrer
    if (!$params->get("skipreferrer", 0)) {
        if (!array_key_exists("HTTP_REFERER", $_SERVER)) {
            PlgSystemGwejson::throwerror("There was an error - no referrer info available");
        }
        $live_site = $_SERVER['HTTP_HOST'];
        $ref_parts = parse_url($_SERVER["HTTP_REFERER"]);
        if (!isset($ref_parts["host"]) || $ref_parts["host"] . (isset($ref_parts["port"]) ? ':' . $ref_parts["port"] : '') != $live_site) {
            PlgSystemGwejson::throwerror("There was an error - missing host in referrer");
        }
    }
    if ($params->get("icaltimezonelive", "") != "" && is_callable("date_default_timezone_set") && $params->get("icaltimezonelive", "") != "") {
        $timezone = date_default_timezone_get();
        $tz = $params->get("icaltimezonelive", "");
        date_default_timezone_set($tz);
        $registry = JRegistry::getInstance("jevents");
        $registry->set("jevents.timezone", $timezone);
    }
    $token = JSession::getFormToken();
    if (!isset($requestObject->token) || strcmp($requestObject->token, $token) !== 0) {
        PlgSystemGwejson::throwerror("There was an error - bad token.  Please refresh the page and try again.");
    }
    $user = JFactory::getUser();
    if (!JEVHelper::isEventCreator()) {
        PlgSystemGwejson::throwerror("There was an error - not an event creator");
    }
    if (intval($requestObject->formdata->evid) > 0) {
        $db = JFactory::getDBO();
        $dataModel = new JEventsDataModel("JEventsAdminDBModel");
        $queryModel = new JEventsDBModel($dataModel);
        $event = $queryModel->getEventById(intval($requestObject->formdata->evid), 1, "icaldb");
        //$db->setQuery("SELECT * FROM #__jevents_vevent where ev_id=".intval($requestObject->formdata->evid));
        //	$event = $db->loadObject();
        if (!$event || !JEVHelper::canEditEvent($event)) {
            PlgSystemGwejson::throwerror("There was an error - cannot edit this event");
        }
    }
    $returnData->overlaps = array();
    if ($requestObject->pressbutton == "icalrepeat.apply" || $requestObject->pressbutton == "icalrepeat.save") {
        $testrepeat = simulateSaveRepeat($requestObject);
        // now we have out event and its repetitions we now check to see for overlapping events
        $overlaps = checkRepeatOverlaps($testrepeat, $returnData, intval($requestObject->formdata->evid), $requestObject);
    } else {
        $testevent = simulateSaveEvent($requestObject);
        // now we have out event and its repetitions we now check to see for overlapping events
        $overlaps = checkEventOverlaps($testevent, $returnData, intval($requestObject->formdata->evid), $requestObject);
    }
    if (count($overlaps) > 0) {
        $returnData->allclear = 0;
        foreach ($overlaps as $olp) {
            $overlap = new stdClass();
            $overlap->event_id = $olp->eventid;
            $overlap->eventdetail_id = $olp->eventdetail_id;
            $overlap->summary = $olp->summary;
            $overlap->rp_id = $olp->rp_id;
            $overlap->startrepeat = $olp->startrepeat;
            $overlap->endrepeat = $olp->endrepeat;
            list($y, $m, $d, $h, $m, $d) = sscanf($olp->startrepeat, "%d-%d-%d %d:%d:%d");
            $tstring = JText::_("JEV_OVERLAP_MESSAGE");
            $overlap->conflictMessage = sprintf($tstring, $olp->summary, JEV_CommonFunctions::jev_strftime(JText::_("DATE_FORMAT_4"), JevDate::strtotime($olp->startrepeat)), JEV_CommonFunctions::jev_strftime(JText::_("DATE_FORMAT_4"), JevDate::strtotime($olp->endrepeat)), $olp->conflictCause);
            $overlap->conflictMessage = addslashes($overlap->conflictMessage);
            $overlap->url = JURI::root() . "index.php?option=com_jevents&task=icalrepeat.detail&evid=" . $olp->rp_id . "&year={$y}&month={$m}&day={$d}";
            $overlap->url = str_replace("components/com_jevents/libraries/", "", $overlap->url);
            $returnData->overlaps[] = $overlap;
        }
    }
    if ($requestObject->error) {
        $returnData->allclear = 0;
        return "Error";
    }
    return $returnData;
}

 /**
  * Test to see if user can delete event
  *
  * @param unknown_type $row
  * @param unknown_type $user
  * @return unknown
  */
 public static function canDeleteEvent($row, $user = null)
 {
     // store in static to save repeated database calls
     static $authdata_coredeleteall = array();
     // TODO make this call a plugin
     if ($user == null) {
         $user = JFactory::getUser();
     }
     // are we authorised to do anything with this category or calendar
     $jevuser = JEVHelper::getAuthorisedUser();
     if ($row->_icsid > 0 && $jevuser && $jevuser->calendars != "" && $jevuser->calendars != "all") {
         $allowedcals = explode("|", $jevuser->calendars);
         if (!in_array($row->_icsid, $allowedcals)) {
             return false;
         }
     }
     if ($row->_catid > 0 && $jevuser && $jevuser->categories != "" && $jevuser->categories != "all") {
         $allowedcats = explode("|", $jevuser->categories);
         if (!in_array($row->_catid, $allowedcats)) {
             return false;
         }
         // check multi cats too
         if (JEVHelper::rowCatids($row)) {
             if (count(array_diff(JEVHelper::rowCatids($row), $allowedcats))) {
                 return false;
             }
         }
     }
     $params = JComponentHelper::getParams(JEV_COM_COMPONENT);
     $authorisedonly = $params->get("authorisedonly", 1);
     if ($authorisedonly) {
         if (!$jevuser) {
             return false;
         }
         if (!is_null($jevuser) && $jevuser->candeleteall) {
             return true;
         } else {
             if (!is_null($jevuser) && $jevuser->candeleteown && $row->created_by() == $user->id) {
                 return true;
             }
         }
         return false;
     }
     // This involes TOO many database queries in Joomla - one per category which can be a LOT
     /*
      $cats = JEVHelper::getAuthorisedCategories($user,'com_jevents', 'core.deleteall');
      if (in_array($row->_catid, $cats))
      return true;
     */
     $key = $row->catids() ? json_encode($row->catids()) : json_encode(intval($row->catid()));
     if (!isset($authdata_coredeleteall[$key])) {
         $authdata_coredeleteall[$key] = JEVHelper::authoriseCategories('core.deleteall', $key, $user);
     }
     if ($authdata_coredeleteall[$key]) {
         return $authdata_coredeleteall[$key];
     }
     // can delete all?
     if (JEVHelper::isEventDeletor(true)) {
         // any category restrictions on this?
         // This involes TOO many database queries in Joomla - one per category which can be a LOT
         /*
          $cats = JEVHelper::getAuthorisedCategories($user,'com_jevents', 'core.deleteall');
          if (in_array($row->_catid, $cats))
          return true;
         */
         $key = $row->catids() ? json_encode($row->catids()) : json_encode(intval($row->catid()));
         if (!isset($authdata_coredeleteall[$key])) {
             $authdata_coredeleteall[$key] = JEVHelper::authoriseCategories('core.deleteall', $key, $user);
         }
         if ($authdata_coredeleteall[$key]) {
             return $authdata_coredeleteall[$key];
         }
     }
     // There seems to be a problem with category permissions - sometimes Joomla ACL set to yes in category but result is false!
     // fall back to being able to delete own events if a publisher
     if ($row->created_by() == $user->id) {
         $jevuser = JEVHelper::getAuthorisedUser();
         if (!is_null($jevuser)) {
             return $jevuser->candeleteown;
         }
         // if a user can publish their own then cal delete their own too
         $params = JComponentHelper::getParams(JEV_COM_COMPONENT);
         $authorisedonly = $params->get("authorisedonly", 1);
         $publishown = $params->get("jevpublishown", 0);
         if (!$authorisedonly && ($publishown || JEVHelper::canPublishEvent($row, $user))) {
             return true;
         }
     }
     return false;
 }

				<?php 
    }
}
?>
		</div>
		<?php 
if ($params->get("checkconflicts", 0)) {
    ?>
			<div id='jevoverlapwarning'>
				<div><?php 
    echo JText::_("JEV_OVERLAPPING_EVENTS_WARNING");
    ?>
</div>
				<?php 
    // event deletors get the right to override this
    if (JEVHelper::isEventDeletor(true) && JText::_("JEV_OVERLAPPING_EVENTS_OVERRIDE") != "JEV_OVERLAPPING_EVENTS_OVERRIDE") {
        ?>
				<div>
					<strong>
						<label><?php 
        echo JText::_("JEV_OVERLAPPING_EVENTS_OVERRIDE");
        ?>
							<!-- not checked by default !!! //-->
							<input type="checkbox" name="overlapoverride" value="1" />
						</label>
					</strong>
				</div>
					<?php 
    }
    ?>
				<div id="jevoverlaps"></div>

 function deletefuture()
 {
     $is_event_editor = JEVHelper::isEventDeletor();
     if (!$is_event_editor) {
         throw new Exception(JText::_('ALERTNOTAUTH'), 403);
         return false;
     }
     parent::deletefuture();
 }

 /**
  * Test to see if user can delete event
  *
  * @param unknown_type $row
  * @param unknown_type $user
  * @return unknown
  */
 function canDeleteEvent($row, $user = null)
 {
     // TODO make this call a plugin
     if ($user == null) {
         $user =& JFactory::getUser();
     }
     // are we authorised to do anything with this category or calendar
     $jevuser =& JEVHelper::getAuthorisedUser();
     if ($row->_icsid > 0 && $jevuser && $jevuser->calendars != "" && $jevuser->calendars != "all") {
         $allowedcals = explode("|", $jevuser->calendars);
         if (!in_array($row->_icsid, $allowedcals)) {
             return false;
         }
     }
     if ($row->_catid > 0 && $jevuser && $jevuser->categories != "" && $jevuser->categories != "all") {
         $allowedcats = explode("|", $jevuser->categories);
         if (!in_array($row->_catid, $allowedcats)) {
             return false;
         }
     }
     if (JVersion::isCompatible("1.6.0")) {
         $cats = $user->getAuthorisedCategories('com_jevents', 'core.edit.state');
         if (in_array($row->_catid, $cats)) {
             return true;
         }
     }
     // can publish all?
     if (JEVHelper::isEventDeletor(true)) {
         return true;
     } else {
         if ($row->created_by() == $user->id) {
             $jevuser =& JEVHelper::getAuthorisedUser();
             if (!is_null($jevuser)) {
                 return $jevuser->candeleteown;
             }
             // if a user can publish their own then cal delete their own too
             $params = JComponentHelper::getParams(JEV_COM_COMPONENT);
             $authorisedonly = $params->get("authorisedonly", 1);
             $publishown = $params->get("jevpublishown", 0);
             if (!$authorisedonly && $publishown) {
                 return true;
             }
         }
     }
     return false;
 }