PHP CRM_Activity_BAO_Activity::checkPermission方法代码示例

 /**
  * Function to set variables up before form is built
  *
  * @return void
  * @access public
  */
 public function preProcess()
 {
     //get the activity values
     $activityId = CRM_Utils_Request::retrieve('id', 'Positive', $this);
     $context = CRM_Utils_Request::retrieve('context', 'String', $this);
     $cid = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
     //check for required permissions, CRM-6264
     if ($activityId && !CRM_Activity_BAO_Activity::checkPermission($activityId, CRM_Core_Action::VIEW)) {
         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
     }
     $session = CRM_Core_Session::singleton();
     if (!in_array($context, array('home', 'dashlet', 'dashletFullscreen'))) {
         $url = CRM_Utils_System::url('civicrm/contact/view', "reset=1&cid={$cid}&selectedChild=activity");
     } else {
         $url = CRM_Utils_System::url('civicrm/dashboard', 'reset=1');
     }
     $session->pushUserContext($url);
     $defaults = array();
     $params = array('id' => $activityId);
     CRM_Activity_BAO_Activity::retrieve($params, $defaults);
     //set activity type name and description to template
     list($activityTypeName, $activityTypeDescription) = CRM_Core_BAO_OptionValue::getActivityTypeDetails($defaults['activity_type_id']);
     $this->assign('activityTypeName', $activityTypeName);
     $this->assign('activityTypeDescription', $activityTypeDescription);
     if (CRM_Utils_Array::value('mailingId', $defaults)) {
         $this->_mailing_id = CRM_Utils_Array::value('source_record_id', $defaults);
         $mailingReport = CRM_Mailing_BAO_Mailing::report($this->_mailing_id, TRUE);
         CRM_Mailing_BAO_Mailing::getMailingContent($mailingReport, $this);
         $this->assign('mailingReport', $mailingReport);
         $full_open_report = CRM_Mailing_Event_BAO_Opened::getRows($this->_mailing_id, NULL, FALSE, NULL, NULL, NULL, $cid);
         $this->assign('openreport', $full_open_report);
         $click_thru_report = CRM_Mailing_Event_BAO_TrackableURLOpen::getRows($this->_mailing_id, NULL, FALSE, NULL, NULL, NULL, NULL, $cid);
         $this->assign('clickreport', $click_thru_report);
     }
     foreach ($defaults as $key => $value) {
         if (substr($key, -3) != '_id') {
             $values[$key] = $value;
         }
     }
     //get the campaign
     if ($campaignId = CRM_Utils_Array::value('campaign_id', $defaults)) {
         $campaigns = CRM_Campaign_BAO_Campaign::getCampaigns($campaignId);
         $values['campaign'] = $campaigns[$campaignId];
     }
     if ($engagementLevel = CRM_Utils_Array::value('engagement_level', $defaults)) {
         $engagementLevels = CRM_Campaign_PseudoConstant::engagementLevel();
         $values['engagement_level'] = CRM_Utils_Array::value($engagementLevel, $engagementLevels, $engagementLevel);
     }
     $values['attachment'] = CRM_Core_BAO_File::attachmentInfo('civicrm_activity', $activityId);
     $this->assign('values', $values);
 }

 /**  
  * Function to set variables up before form is built  
  *                                                            
  * @return void  
  * @access public  
  */
 public function preProcess()
 {
     //get the activity values
     $activityId = CRM_Utils_Request::retrieve('id', 'Positive', $this);
     $context = CRM_Utils_Request::retrieve('context', 'String', $this);
     $cid = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
     //check for required permissions, CRM-6264
     if ($activityId && !CRM_Activity_BAO_Activity::checkPermission($activityId, CRM_Core_Action::VIEW)) {
         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
     }
     $session = CRM_Core_Session::singleton();
     if ($context != 'home') {
         $url = CRM_Utils_System::url('civicrm/contact/view', "reset=1&cid={$cid}&selectedChild=activity");
     } else {
         $url = CRM_Utils_System::url('civicrm/dashboard', 'reset=1');
     }
     $session->pushUserContext($url);
     $params = array('id' => $activityId);
     CRM_Activity_BAO_Activity::retrieve($params, $defaults);
     //set activity type name and description to template
     require_once 'CRM/Core/BAO/OptionValue.php';
     list($activityTypeName, $activityTypeDescription) = CRM_Core_BAO_OptionValue::getActivityTypeDetails($defaults['activity_type_id']);
     $this->assign('activityTypeName', $activityTypeName);
     $this->assign('activityTypeDescription', $activityTypeDescription);
     if (CRM_Utils_Array::value('mailingId', $defaults)) {
         $this->_mailing_id = CRM_Utils_Array::value('source_record_id', $defaults);
         require_once 'CRM/Mailing/BAO/Mailing.php';
         $mailingReport =& CRM_Mailing_BAO_Mailing::report($this->_mailing_id, true);
         CRM_Mailing_BAO_Mailing::getMailingContent($mailingReport, $this);
         $this->assign('mailingReport', $mailingReport);
     }
     foreach ($defaults as $key => $value) {
         if (substr($key, -3) != '_id') {
             $values[$key] = $value;
         }
     }
     require_once 'CRM/Core/BAO/File.php';
     $values['attachment'] = CRM_Core_BAO_File::attachmentInfo('civicrm_activity', $activityId);
     $this->assign('values', $values);
 }

 /**
  * Process the view.
  *
  *
  * @return void
  */
 public function preProcess()
 {
     $contactID = CRM_Utils_Request::retrieve('cid', 'Integer', $this, TRUE);
     $activityID = CRM_Utils_Request::retrieve('aid', 'Integer', $this, TRUE);
     $revs = CRM_Utils_Request::retrieve('revs', 'Boolean', CRM_Core_DAO::$_nullObject);
     $caseID = CRM_Utils_Request::retrieve('caseID', 'Boolean', CRM_Core_DAO::$_nullObject);
     $activitySubject = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $activityID, 'subject');
     //check for required permissions, CRM-6264
     if ($activityID && !CRM_Activity_BAO_Activity::checkPermission($activityID, CRM_Core_Action::VIEW)) {
         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
     }
     $this->assign('contactID', $contactID);
     $this->assign('caseID', $caseID);
     // CRM-9145
     $this->assign('activityID', $activityID);
     $xmlProcessor = new CRM_Case_XMLProcessor_Report();
     $report = $xmlProcessor->getActivityInfo($contactID, $activityID, TRUE);
     $attachmentUrl = CRM_Core_BAO_File::attachmentInfo('civicrm_activity', $activityID);
     if ($attachmentUrl) {
         $report['fields'][] = array('label' => 'Attachment(s)', 'value' => $attachmentUrl, 'type' => 'Link');
     }
     $tags = CRM_Core_BAO_EntityTag::getTag($activityID, 'civicrm_activity');
     if (!empty($tags)) {
         $allTag = CRM_Core_PseudoConstant::get('CRM_Core_DAO_EntityTag', 'tag_id', array('onlyActive' => FALSE));
         foreach ($tags as $tid) {
             $tags[$tid] = $allTag[$tid];
         }
         $report['fields'][] = array('label' => 'Tags', 'value' => implode('<br />', $tags), 'type' => 'String');
     }
     $this->assign('report', $report);
     $latestRevisionID = CRM_Activity_BAO_Activity::getLatestActivityId($activityID);
     $viewPriorActivities = array();
     $priorActivities = CRM_Activity_BAO_Activity::getPriorAcitivities($activityID);
     foreach ($priorActivities as $activityId => $activityValues) {
         if (CRM_Case_BAO_Case::checkPermission($activityId, 'view', NULL, $contactID)) {
             $viewPriorActivities[$activityId] = $activityValues;
         }
     }
     if ($revs) {
         CRM_Utils_System::setTitle(ts('Activity Revision History'));
         $this->assign('revs', $revs);
         $this->assign('result', $viewPriorActivities);
         $this->assign('subject', $activitySubject);
         $this->assign('latestRevisionID', $latestRevisionID);
     } else {
         if (count($viewPriorActivities) > 1) {
             $this->assign('activityID', $activityID);
         }
         if ($latestRevisionID != $activityID) {
             $this->assign('latestRevisionID', $latestRevisionID);
         }
     }
     $parentID = CRM_Activity_BAO_Activity::getParentActivity($activityID);
     if ($parentID) {
         $this->assign('parentID', $parentID);
     }
     //viewing activity should get diplayed in recent list.CRM-4670
     $activityTypeID = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $activityID, 'activity_type_id');
     $activityContacts = CRM_Core_OptionGroup::values('activity_contacts', FALSE, FALSE, FALSE, NULL, 'name');
     $targetID = CRM_Utils_Array::key('Activity Targets', $activityContacts);
     $activityTargetContacts = CRM_Activity_BAO_ActivityContact::retrieveContactIdsByActivityId($activityID, $targetID);
     if (!empty($activityTargetContacts)) {
         $recentContactId = $activityTargetContacts[0];
     } else {
         $recentContactId = $contactID;
     }
     if (!isset($caseID)) {
         $caseID = CRM_Core_DAO::getFieldValue('CRM_Case_DAO_CaseActivity', $activityID, 'case_id', 'activity_id');
     }
     $url = CRM_Utils_System::url('civicrm/case/activity/view', "reset=1&aid={$activityID}&cid={$recentContactId}&caseID={$caseID}&context=home");
     $recentContactDisplay = CRM_Contact_BAO_Contact::displayName($recentContactId);
     // add the recently created Activity
     $activityTypes = CRM_Core_PseudoConstant::activityType(TRUE, TRUE);
     $title = "";
     if (isset($activitySubject)) {
         $title = $activitySubject . ' - ';
     }
     $title = $title . $recentContactDisplay . ' (' . $activityTypes[$activityTypeID] . ')';
     $recentOther = array();
     if (CRM_Case_BAO_Case::checkPermission($activityID, 'edit')) {
         $recentOther['editUrl'] = CRM_Utils_System::url('civicrm/case/activity', "reset=1&action=update&id={$activityID}&cid={$recentContactId}&caseid={$caseID}&context=home");
     }
     if (CRM_Case_BAO_Case::checkPermission($activityID, 'delete')) {
         $recentOther['deleteUrl'] = CRM_Utils_System::url('civicrm/case/activity', "reset=1&action=delete&id={$activityID}&cid={$recentContactId}&caseid={$caseID}&context=home");
     }
     CRM_Utils_Recent::add($title, $url, $activityID, 'Activity', $recentContactId, $recentContactDisplay, $recentOther);
 }

 /**
  * Build the form object.
  */
 public function preProcess()
 {
     CRM_Core_Form_RecurringEntity::preProcess('civicrm_activity');
     $this->_atypefile = CRM_Utils_Array::value('atypefile', $_GET);
     $this->assign('atypefile', FALSE);
     if ($this->_atypefile) {
         $this->assign('atypefile', TRUE);
     }
     $session = CRM_Core_Session::singleton();
     $this->_currentUserId = $session->get('userID');
     $this->_currentlyViewedContactId = $this->get('contactId');
     if (!$this->_currentlyViewedContactId) {
         $this->_currentlyViewedContactId = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
     }
     $this->assign('contactId', $this->_currentlyViewedContactId);
     // Give the context.
     if (!isset($this->_context)) {
         $this->_context = CRM_Utils_Request::retrieve('context', 'String', $this);
         if (CRM_Contact_Form_Search::isSearchContext($this->_context)) {
             $this->_context = 'search';
         } elseif (!in_array($this->_context, array('dashlet', 'dashletFullscreen')) && $this->_currentlyViewedContactId) {
             $this->_context = 'activity';
         }
         $this->_compContext = CRM_Utils_Request::retrieve('compContext', 'String', $this);
     }
     $this->assign('context', $this->_context);
     $this->_action = CRM_Utils_Request::retrieve('action', 'String', $this);
     if ($this->_action & CRM_Core_Action::DELETE) {
         if (!CRM_Core_Permission::check('delete activities')) {
             CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
         }
     }
     // CRM-6957
     // When we come from contact search, activity id never comes.
     // So don't try to get from object, it might gives you wrong one.
     // if we're not adding new one, there must be an id to
     // an activity we're trying to work on.
     if ($this->_action != CRM_Core_Action::ADD && get_class($this->controller) != 'CRM_Contact_Controller_Search') {
         $this->_activityId = CRM_Utils_Request::retrieve('id', 'Positive', $this);
     }
     $this->_activityTypeId = CRM_Utils_Request::retrieve('atype', 'Positive', $this);
     $this->assign('atype', $this->_activityTypeId);
     $this->assign('activityId', $this->_activityId);
     // Check for required permissions, CRM-6264.
     if ($this->_activityId && in_array($this->_action, array(CRM_Core_Action::UPDATE, CRM_Core_Action::VIEW)) && !CRM_Activity_BAO_Activity::checkPermission($this->_activityId, $this->_action)) {
         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
     }
     if ($this->_action & CRM_Core_Action::VIEW && CRM_Activity_BAO_Activity::checkPermission($this->_activityId, CRM_Core_Action::UPDATE)) {
         $this->assign('permission', 'edit');
     }
     if (!$this->_activityTypeId && $this->_activityId) {
         $this->_activityTypeId = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $this->_activityId, 'activity_type_id');
     }
     // Assigning Activity type name.
     if ($this->_activityTypeId) {
         $activityTName = CRM_Core_OptionGroup::values('activity_type', FALSE, FALSE, FALSE, 'AND v.value = ' . $this->_activityTypeId, 'label');
         if ($activityTName[$this->_activityTypeId]) {
             $this->_activityTypeName = $activityTName[$this->_activityTypeId];
             $this->assign('activityTName', $activityTName[$this->_activityTypeId]);
         }
     }
     // Set title.
     if (isset($activityTName)) {
         $activityName = CRM_Utils_Array::value($this->_activityTypeId, $activityTName);
         $this->assign('pageTitle', ts('%1 Activity', array(1 => $activityName)));
         if ($this->_currentlyViewedContactId) {
             $displayName = CRM_Contact_BAO_Contact::displayName($this->_currentlyViewedContactId);
             // Check if this is default domain contact CRM-10482.
             if (CRM_Contact_BAO_Contact::checkDomainContact($this->_currentlyViewedContactId)) {
                 $displayName .= ' (' . ts('default organization') . ')';
             }
             CRM_Utils_System::setTitle($displayName . ' - ' . $activityName);
         } else {
             CRM_Utils_System::setTitle(ts('%1 Activity', array(1 => $activityName)));
         }
     }
     // Check the mode when this form is called either single or as
     // search task action.
     if ($this->_activityTypeId || $this->_context == 'standalone' || $this->_currentlyViewedContactId) {
         $this->_single = TRUE;
         $this->assign('urlPath', 'civicrm/activity');
     } else {
         // Set the appropriate action.
         $url = CRM_Utils_System::currentPath();
         $urlArray = explode('/', $url);
         $searchPath = array_pop($urlArray);
         $searchType = 'basic';
         $this->_action = CRM_Core_Action::BASIC;
         switch ($searchPath) {
             case 'basic':
                 $searchType = $searchPath;
                 $this->_action = CRM_Core_Action::BASIC;
                 break;
             case 'advanced':
                 $searchType = $searchPath;
                 $this->_action = CRM_Core_Action::ADVANCED;
                 break;
//.........这里部分代码省略.........

 /**
  * perform actions and display for activities.
  *
  * @return none
  *
  * @access public
  */
 function run()
 {
     $context = CRM_Utils_Request::retrieve('context', 'String', $this);
     $contactId = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
     $action = CRM_Utils_Request::retrieve('action', 'String', $this);
     $this->_id = CRM_Utils_Request::retrieve('id', 'Positive', $this);
     //do check for view/edit operation.
     if ($this->_id && in_array($action, array(CRM_Core_Action::UPDATE, CRM_Core_Action::VIEW))) {
         if (!CRM_Activity_BAO_Activity::checkPermission($this->_id, $action)) {
             CRM_Core_Error::fatal(ts('You are not authorized to access this page.'));
         }
     }
     if ($context == 'standalone' || !$contactId && $action != CRM_Core_Action::DELETE && !$this->_id) {
         $this->_action = CRM_Core_Action::ADD;
         $this->assign('action', $this->_action);
     } else {
         // we should call contact view, preprocess only for activity in contact summary
         $this->preProcess();
     }
     // route behaviour of contact/view/activity based on action defined
     if ($this->_action & (CRM_Core_Action::UPDATE | CRM_Core_Action::ADD | CRM_Core_Action::VIEW)) {
         $this->edit();
         $activityTypeId = CRM_Utils_Request::retrieve('atype', 'Positive', $this);
         // Email and Create Letter activities use a different form class
         $emailTypeValue = CRM_Core_OptionGroup::getValue('activity_type', 'Email', 'name');
         $letterTypeValue = CRM_Core_OptionGroup::getValue('activity_type', 'Print PDF Letter', 'name');
         if (in_array($activityTypeId, array($emailTypeValue, $letterTypeValue))) {
             return;
         }
     } elseif ($this->_action & (CRM_Core_Action::DELETE | CRM_Core_Action::DETACH)) {
         $this->delete();
     } else {
         $this->browse();
     }
     return parent::run();
 }

//.........这里部分代码省略.........
     if (!$activityActTypes) {
         $activeActTypes = CRM_Core_PseudoConstant::activityType(TRUE, TRUE, FALSE, 'name', TRUE);
     }
     $activityTypeName = CRM_Utils_Array::value($activityTypeId, $activeActTypes);
     // CRM-7607
     // Lets allow to have normal operation for only activity types.
     // When activity type is disabled or no more exists give only delete.
     switch ($activityTypeName) {
         case 'Event Registration':
         case 'Change Registration':
             $url = 'civicrm/contact/view/participant';
             $qsView = "action=view&reset=1&id={$sourceRecordId}&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         case 'Contribution':
             $url = 'civicrm/contact/view/contribution';
             $qsView = "action=view&reset=1&id={$sourceRecordId}&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         case 'Payment':
         case 'Refund':
             $participantId = CRM_Core_DAO::getFieldValue('CRM_Event_BAO_ParticipantPayment', $sourceRecordId, 'participant_id', 'contribution_id');
             if (!empty($participantId)) {
                 $url = 'civicrm/contact/view/participant';
                 $qsView = "action=view&reset=1&id={$participantId}&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             }
             break;
         case 'Membership Signup':
         case 'Membership Renewal':
         case 'Change Membership Status':
         case 'Change Membership Type':
             $url = 'civicrm/contact/view/membership';
             $qsView = "action=view&reset=1&id={$sourceRecordId}&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         case 'Pledge Reminder':
         case 'Pledge Acknowledgment':
             $url = 'civicrm/contact/view/activity';
             $qsView = "atype={$activityTypeId}&action=view&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         case 'Email':
         case 'Bulk Email':
             $url = 'civicrm/activity/view';
             $delUrl = 'civicrm/activity';
             $qsView = "atype={$activityTypeId}&action=view&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             if ($activityTypeName == 'Email') {
                 $showDelete = TRUE;
             }
             break;
         case 'Inbound Email':
             $url = 'civicrm/contact/view/activity';
             $qsView = "atype={$activityTypeId}&action=view&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         case 'Open Case':
         case 'Change Case Type':
         case 'Change Case Status':
         case 'Change Case Start Date':
             $showUpdate = $showDelete = FALSE;
             $url = 'civicrm/activity';
             $qsView = "atype={$activityTypeId}&action=view&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             $qsUpdate = "atype={$activityTypeId}&action=update&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             break;
         default:
             $url = 'civicrm/activity';
             $showView = $showDelete = $showUpdate = TRUE;
             $qsView = "atype={$activityTypeId}&action=view&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             $qsUpdate = "atype={$activityTypeId}&action=update&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
             // When type is not available lets hide view and update.
             if (empty($activityTypeName)) {
                 $showView = $showUpdate = FALSE;
             }
             break;
     }
     $qsDelete = "atype={$activityTypeId}&action=delete&reset=1&id=%%id%%&cid=%%cid%%&context=%%cxt%%{$extraParams}";
     $actionLinks = array();
     if ($showView) {
         $actionLinks += array(CRM_Core_Action::VIEW => array('name' => ts('View'), 'url' => $url, 'qs' => $qsView, 'title' => ts('View Activity')));
     }
     if ($showUpdate) {
         $updateUrl = 'civicrm/activity/add';
         if ($activityTypeName == 'Email') {
             $updateUrl = 'civicrm/activity/email/add';
         } elseif ($activityTypeName == 'Print PDF Letter') {
             $updateUrl = 'civicrm/activity/pdf/add';
         }
         if (CRM_Activity_BAO_Activity::checkPermission($activityId, CRM_Core_Action::UPDATE)) {
             $actionLinks += array(CRM_Core_Action::UPDATE => array('name' => ts('Edit'), 'url' => $updateUrl, 'qs' => $qsUpdate, 'title' => ts('Update Activity')));
         }
     }
     if ($activityTypeName && CRM_Case_BAO_Case::checkPermission($activityId, 'File On Case', $activityTypeId)) {
         $actionLinks += array(CRM_Core_Action::ADD => array('name' => ts('File on Case'), 'url' => '#', 'extra' => 'onclick="javascript:fileOnCase( \'file\', \'%%id%%\', null, this ); return false;"', 'title' => ts('File on Case')));
     }
     if ($showDelete) {
         if (!isset($delUrl) || !$delUrl) {
             $delUrl = $url;
         }
         $actionLinks += array(CRM_Core_Action::DELETE => array('name' => ts('Delete'), 'url' => $delUrl, 'qs' => $qsDelete, 'title' => ts('Delete Activity')));
     }
     if ($accessMailingReport) {
         $actionLinks += array(CRM_Core_Action::BROWSE => array('name' => ts('Mailing Report'), 'url' => 'civicrm/mailing/report', 'qs' => "mid={$sourceRecordId}&reset=1&cid=%%cid%%&context=activitySelector", 'title' => ts('View Mailing Report')));
     }
     return $actionLinks;
 }

 /**
  * Function to build the form
  *
  * @return None
  * @access public
  */
 function preProcess()
 {
     $this->_cdType = CRM_Utils_Array::value('type', $_GET);
     $this->assign('cdType', false);
     if ($this->_cdType) {
         $this->assign('cdType', true);
         return CRM_Custom_Form_CustomData::preProcess($this);
     }
     $this->_atypefile = CRM_Utils_Array::value('atypefile', $_GET);
     $this->assign('atypefile', false);
     if ($this->_atypefile) {
         $this->assign('atypefile', true);
     }
     $this->_addAssigneeContact = CRM_Utils_Array::value('assignee_contact', $_GET);
     $this->assign('addAssigneeContact', false);
     if ($this->_addAssigneeContact) {
         $this->assign('addAssigneeContact', true);
     }
     $this->_addTargetContact = CRM_Utils_Array::value('target_contact', $_GET);
     $this->assign('addTargetContact', false);
     if ($this->_addTargetContact) {
         $this->assign('addTargetContact', true);
     }
     $session = CRM_Core_Session::singleton();
     $this->_currentUserId = $session->get('userID');
     //give the context.
     if (!$this->_context) {
         $this->_context = CRM_Utils_Request::retrieve('context', 'String', $this);
         require_once 'CRM/Contact/Form/Search.php';
         if (CRM_Contact_Form_Search::isSearchContext($this->_context)) {
             $this->_context = 'search';
         }
         $this->_compContext = CRM_Utils_Request::retrieve('compContext', 'String', $this);
     }
     $this->assign('context', $this->_context);
     $this->_action = CRM_Utils_Request::retrieve('action', 'String', $this);
     if ($this->_action & CRM_Core_Action::DELETE) {
         if (!CRM_Core_Permission::check('delete activities')) {
             CRM_Core_Error::fatal(ts('You do not have permission to access this page'));
         }
     }
     //CRM-6957
     //when we come from contact search, activity id never comes.
     //so don't try to get from object, it might gives you wrong one.
     // if we're not adding new one, there must be an id to
     // an activity we're trying to work on.
     if ($this->_action != CRM_Core_Action::ADD && get_class($this->controller) != 'CRM_Contact_Controller_Search') {
         $this->_activityId = CRM_Utils_Request::retrieve('id', 'Positive', $this);
     }
     $this->_currentlyViewedContactId = $this->get('contactId');
     if (!$this->_currentlyViewedContactId) {
         $this->_currentlyViewedContactId = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
     }
     $this->_activityTypeId = CRM_Utils_Request::retrieve('atype', 'Positive', $this);
     $this->assign('atype', $this->_activityTypeId);
     //check for required permissions, CRM-6264
     require_once 'CRM/Case/BAO/Case.php';
     if ($this->_activityId && in_array($this->_action, array(CRM_Core_Action::UPDATE, CRM_Core_Action::VIEW)) && !CRM_Activity_BAO_Activity::checkPermission($this->_activityId, $this->_action)) {
         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
     }
     if (!$this->_activityTypeId && $this->_activityId) {
         $this->_activityTypeId = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $this->_activityId, 'activity_type_id');
     }
     //Assigning Activity type name
     if ($this->_activityTypeId) {
         require_once 'CRM/Core/OptionGroup.php';
         $activityTName = CRM_Core_OptionGroup::values('activity_type', false, false, false, 'AND v.value = ' . $this->_activityTypeId, 'name');
         if ($activityTName[$this->_activityTypeId]) {
             $this->assign('activityTName', $activityTName[$this->_activityTypeId]);
         }
     }
     // Assign pageTitle to be "Activity - "+ activity name
     $pageTitle = 'Activity - ' . CRM_Utils_Array::value($this->_activityTypeId, $activityTName);
     $this->assign('pageTitle', $pageTitle);
     //check the mode when this form is called either single or as
     //search task action
     if ($this->_activityTypeId || $this->_context == 'standalone' || $this->_currentlyViewedContactId) {
         $this->_single = true;
         $this->assign('urlPath', 'civicrm/activity');
     } else {
         //set the appropriate action
         $url = CRM_Utils_System::currentPath();
         $seachPath = array_pop(explode('/', $url));
         $searchType = 'basic';
         $this->_action = CRM_Core_Action::BASIC;
         switch ($seachPath) {
             case 'basic':
                 $searchType = $seachPath;
                 $this->_action = CRM_Core_Action::BASIC;
                 break;
             case 'advanced':
                 $searchType = $seachPath;
                 $this->_action = CRM_Core_Action::ADVANCED;
                 break;
//.........这里部分代码省略.........

/**
 * Gets a CiviCRM activity according to parameters.
 *
 * @param array $params
 *   Array per getfields documentation.
 *
 * @return array API result array
 *   API result array
 *
 * @throws \API_Exception
 * @throws \CiviCRM_API3_Exception
 * @throws \Civi\API\Exception\UnauthorizedException
 */
function civicrm_api3_activity_get($params)
{
    if (!empty($params['check_permissions']) && !CRM_Core_Permission::check('view all activities')) {
        // In absence of view all activities permission it's possible to see a specific activity by ACL.
        // Note still allowing view all activities to override ACLs is based on the 'don't change too much
        // if you are not sure principle' and it could be argued that the ACLs should always be applied.
        if (empty($params['id']) || !empty($params['contact_id'])) {
            // We fall back to the original blunt permissions if we don't have an id to check or we are about
            // to go to the weird place that the legacy 'contact_id' parameter takes us to.
            throw new \Civi\API\Exception\UnauthorizedException("Cannot access activities. Required permission: 'view all activities''");
        }
        if (!CRM_Activity_BAO_Activity::checkPermission($params['id'], CRM_Core_Action::VIEW)) {
            throw new \Civi\API\Exception\UnauthorizedException('You do not have permission to view this activity');
        }
    }
    if (!empty($params['contact_id'])) {
        $activities = CRM_Activity_BAO_Activity::getContactActivity($params['contact_id']);
        // BAO function doesn't actually return a contact ID - hack api for now & add to test so when api re-write
        // happens it won't get missed.
        foreach ($activities as $key => $activityArray) {
            $activities[$key]['id'] = $key;
        }
    } else {
        $sql = CRM_Utils_SQL_Select::fragment();
        $options = civicrm_api3('ActivityContact', 'getoptions', array('field' => 'record_type_id'));
        $options = $options['values'];
        $activityContactOptions = array('target_contact_id' => array_search('Activity Targets', $options), 'source_contact_id' => array_search('Activity Source', $options), 'assignee_contact_id' => array_search('Activity Assignees', $options));
        foreach ($activityContactOptions as $activityContactName => $activityContactValue) {
            if (!empty($params[$activityContactName])) {
                // If the intent is to have multiple joins -- one for each relation -- then you would
                // need different table aliases. Consider replacing 'ac' and passing in a '!alias' param,
                // with a different value for each relation.
                $sql->join('activity_' . $activityContactName, 'LEFT JOIN civicrm_activity_contact ac ON a.id = ac.activity_id AND ac.record_type_id = #typeId', array('typeId' => $activityContactValue));
                $sql->where('ac.contact_id IN (#cid)', array('cid' => $params[$activityContactName]));
            }
        }
        $activities = _civicrm_api3_basic_get(_civicrm_api3_get_BAO(__FUNCTION__), $params, FALSE, 'Activity', $sql);
    }
    $options = _civicrm_api3_get_options_from_params($params, FALSE, 'Activity', 'get');
    if ($options['is_count']) {
        return civicrm_api3_create_success($activities, $params, 'Activity', 'get');
    }
    $activities = _civicrm_api3_activity_get_formatResult($params, $activities);
    //legacy custom data get - so previous formatted response is still returned too
    return civicrm_api3_create_success($activities, $params, 'Activity', 'get');
}