ViewController.php

<?php

class Courses_ViewController extends App_Controller_Action
{
    public function indexAction()
    {
    	$requestId = $this->getRequest()->getParam('id');
        $myRequestSession = new Zend_Session_Namespace('My Requests');
    	if ($requestId == 'session') {
    		$session = new Zend_Session_Namespace('Edit Request');
    		$request = $session->request;
    		$course = $session->course;
    		$parentCourse = $session->parentCourse;
    		if ($request->getId()) {
    			$initialRequest = false;
    		} else {
    			$initialRequest = true;
    		}
    		$preview = true;
    	} else {
            $request = Requests_RequestModel::find($requestId);
            $course = Courses_CourseModel::findLatestOfRequest($request);

	        $parentCourse = null;
	        if (in_array($request->getType(), array('ChangeCourse', 'AddISToCourse', 'AddACEAndChangeCourse'))) {
	            $parentCourse = Courses_CourseModel::findParentOfRequest($request);
	        }
	        $initialRequest = false;
	        $preview = false;
	        
	        // if we can know our role, we can create next and prev links.
            $roleId = $myRequestSession->lastRoleId;
            $list = $myRequestSession->lastList;
	        if ($roleId) {
	        	$requestOrder = $myRequestSession->requestOrder[$roleId][$list];
	        	$listPosition = array_search($request->getId(), $requestOrder);
	        	if ($listPosition == 0) {
	        		$prevRequestId = $requestOrder[count($requestOrder) - 1];
	        	} else {
	        		$prevRequestId = $requestOrder[$listPosition - 1];
	        	}
	        	if ($listPosition == count($requestOrder) - 1) {
	        		$nextRequestId = $requestOrder[0];
	        	} else {
	        		$nextRequestId = $requestOrder[$listPosition + 1];
	        	}
	        }
    	}

    	$comments = Requests_CommentsModel::findByRequest($request);
    	$user = Auth_UserModel::findCurrentUser();

        $action = null;
        $canEdit = false;
    	if ($request->getId()) {
        	$possibleAction = Requests_ApprovalActionModel::findByRequest($request);
        	if ($possibleAction) {
	        	if ($possibleAction instanceof Requests_ApprovalActionSubmitterApprovalModel && $request->getOwner() == $user->getId()) {
	        	    $action = $possibleAction;
	        	}
	        	
	            $userRoles = Requests_ApprovalRoleModel::findByUser($user);
	            
	        	$allowedRoles = array_intersect(array(1) + $possibleAction->getParticipatingRoleIds(), $userRoles->getId());
	        	if (count($allowedRoles) > 0) {
	        	    $action = $possibleAction;
	        	    foreach ($allowedRoles as $allowedRole) {
	        	    	$actionRoleNames[] = $userRoles[$allowedRole]->getName();
	        	    }
	        	}
	        	$editAllowedRoles = array_intersect(array(1) + $possibleAction->getEditingRoleIds(), $userRoles->getId());
	        	if (count($editAllowedRoles) > 0) {
	        	    $canEdit = true;
	        	}
        	}
        	
        	
        	if ($action) {
                $selectedDecision = '_null';
                $defaultDecision = '--Decision--';
                
            	$votes = Requests_ApproverVoteModel::findUsersVotesForRequests($user, $request);
            	$vote = $votes[$request->getId()];
            	
                if ($vote) {
                    if ($vote->getApprovalAction() == $action->getId() && $request->getLastApprovalTime()->isEarlier($vote->getTime())) {
                        $selectedDecision = $vote->getVote();
                    } else {
                        $defaultDecision = 'PREVOTE: ' . $vote->getVote();
                    }
                }
                $this->view->selectedDecision = $selectedDecision;
                $this->view->defaultDecision = $defaultDecision;
        	}
    	}
    	
    	$this->view->request = $request;
    	$this->view->course = $course;
    	$this->view->parentCourse = $parentCourse;
    	$this->view->comments = $comments;
    	$this->view->user = $user;
    	$this->view->initialRequest = $initialRequest;
    	$this->view->preview = $preview;
    	$this->view->terms = $this->_getFutureTerms();
    	$this->view->isRequestValid = $course->isValid() && $request->isValid();
    	$this->view->prevRequestId = $prevRequestId;
    	$this->view->nextRequestId = $nextRequestId;
    	$this->view->canEdit = $canEdit;
    	$this->view->lastList = $list;
    	$this->view->lastRoleId = $roleId;
    	$this->view->action = $action;
    	$this->view->actionRoleNames = $actionRoleNames;

        $decisionSession = new Zend_Session_Namespace('decidePostAction');
        $this->view->decisionMessage = $decisionSession->message;
        unset ($decisionSession->message);
        
        $session = new Zend_Session_Namespace(__CLASS__);
        if ($session->tabName) {
    	    $this->view->selectedCommentTab = $session->tabName;
        } else {
            $this->view->selectedCommentTab = 'commentsTab';
        }
    }

    public function setCommentTabAction()
    {
    	$tabName = $this->getRequest()->getParam('tabName');
    	$session = new Zend_Session_Namespace(__CLASS__);
    	$session->tabName = $tabName;
    	exit;
    }
    
    public function printAction()
    {
        $requestId = $this->getRequest()->getParam('id');
        $request = Requests_RequestModel::find($requestId);
        $course = Courses_CourseModel::findLatestOfRequest($request);

        $parentCourse = null;
        if (in_array($request->getType(), array('ChangeCourse', 'AddACEAndChangeCourse'))) {
            $parentCourse = Courses_CourseModel::findParentOfRequest($request);
        }
        
        $this->view->request = $request;
        $this->view->course = $course;
        $this->view->parentCourse = $parentCourse;
        
        $this->_helper->layout->setLayout('naked-layout');
    }

    protected function _getFutureTerms()
    {
        $now = new Zend_Date();
        $month = $now->get(Zend_Date::MONTH);
        $thisYear = $now->get(Zend_Date::YEAR);
        $nextYear = $thisYear + 1;

        $terms = array();
        if ($month < 3) {
            $terms[$thisYear . '3'] = 'Summer ' . $thisYear;
        }
        if ($month < 8) {
            $terms[$nextYear . '1'] = 'Fall ' . $thisYear;
        }
        for ($year = $nextYear; $year < $thisYear + 5; $year++) {
            $terms[$year . '2'] = 'Spring ' . $year;
            $terms[$year . '3'] = 'Summer ' . $year;
            $terms[($year + 1) . '1'] = 'Fall ' . $year;
        }

        return $terms;
    }
}