Source for file edit_section_details.act.php

<?php
 
/**
* This action is the central page for viewing and modifying course section information.
*
* @package polyphony.coursemanagement
*
*
* @since 7/28/06
*
* @copyright Copyright &copy; 2006, Middlebury College
* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
*
* @version $Id: edit_section_details.act.php,v 1.21 2007/09/19 14:04:54 adamfranco Exp $
*/
 
require_once(POLYPHONY."/main/library/AbstractActions/MainWindowAction.class.php");
require_once(HARMONI."GUIManager/Components/Blank.class.php");
 
class edit_section_detailsAction
extends MainWindowAction
{
    /**
    * Check Authorizations
    *
    * @return boolean 
    * @access public
    * @since 4/26/05
    */
    function isAuthorizedToExecute () {
        // Check for authorization
        $authZManager = Services::getService("AuthZ");
        $idManager = Services::getService("IdManager");
        $harmoni = Harmoni::instance();
 
        $harmoni->request->startNamespace("polyphony-agents");
        $sectionIdString = $harmoni->request->get("courseId");
 
        $harmoni->request->endNamespace();
 
        if ($authZManager->isUserAuthorized(
            $idManager->getId("edu.middlebury.authorization.modify"),
            $idManager->getId($sectionIdString)))
        {
            return TRUE;
        } else
        return FALSE;
    }
 
    /**
    * Return the heading text for this action, or an empty string.
    *
    * @return string 
    * @access public
    * @since 4/26/05
    */
    function getHeadingText () {
        $harmoni = Harmoni::instance();
        $harmoni->request->startNamespace("polyphony-agents");
        $harmoni->request->passthrough("courseId");
        $sectionIdString = $harmoni->request->get("courseId");
        $idManager = Services::getService("Id");
        $sectionId =$idManager->getId($sectionIdString);
        $cm = Services::getService("CourseManagement");
        $section =$cm->getCourseSection($sectionId);
        return dgettext("polyphony", $section->getDisplayName());
    }
 
    /**
    * Build the content for this action
    *
    * @return void 
    * @access public
    * @since 4/26/05
    */
    function buildContent () {
        $defaultTextDomain = textdomain("polyphony");
        $idManager = Services::getService("Id");
 
        $actionRows =$this->getActionRows();
        $pageRows = new Container(new YLayout(), OTHER, 1);
        $harmoni = Harmoni::instance();
 
        $harmoni->request->startNamespace("polyphony-agents");
        $harmoni->request->passthrough("courseId");
        $sectionIdString = $harmoni->request->get("courseId");
        $furtherAction = $harmoni->request->get("furtherAction");
 
        $sectionId =$idManager->getId($sectionIdString);
        $cm = Services::getService("CourseManagement");
        $section =$cm->getCourseSection($sectionId);
 
        ob_start();
 
        print "<div style='margin-left: 15px'>";
 
        if (!$furtherAction) $furtherAction = "edit_section_detailsAction::viewSectionDetails";
 
        $actionFunctions = array(
        "edit_section_detailsAction::viewSectionDetails",
        "edit_section_detailsAction::editSectionDetails",
        "edit_section_detailsAction::confirmDeleteSection",
        "edit_section_detailsAction::deleteSection",
        );
 
 
        if($furtherAction && in_array($furtherAction, $actionFunctions)){
            eval($furtherAction.'($section);');
        }else{
            print "No such action '".$furtherAction."'";    
        }
 
        print "</div>";
 
        
        
        // Layout
        $actionRows->add(new Block(ob_get_contents(), 2),"100%", null, CENTER, TOP);
        ob_end_clean();
        $harmoni->request->forget("courseId");
        $harmoni->request->endNamespace();
 
        textdomain($defaultTextDomain);
    }
 
    /***************************FUNCTIONS***************************************/
 
 
    /**
    * shows the details of the offering's properties and gives menu of actions
    *
    * @param object Agent $agent 
    * @return void 
    * @access public
    * @since 7/19/05
    */
    function viewSectionDetails($section){
 
 
 
 
        $sectionId =$section->getId();
 
 
        //display offering info
 
        print "\n<table><tr><td>";
 
        print "\n<h2>".$section->getDisplayName()."</h2>";
 
        print "</td><td>";
 
 
 
 
        //actions menu
        $harmoni = Harmoni::instance();
        $url =$harmoni->request->mkURL();
 
        
        $courseId =$section->getId();
        $courseIdString = $courseId->getIdString();
        
        print "<ul>";
        
        $link1 = $harmoni->request->quickURL("coursemanagement", "edit_section_details", 
        array("courseId"=>$courseIdString, "furtherAction"=>"edit_section_detailsAction::editSectionDetails"));                
        print "<li><a href='".$link1."'>Edit section</a></li>";
        
        $link2 = $harmoni->request->quickURL("coursemanagement", "edit_section_details", 
        array("courseId"=>$courseIdString, "furtherAction"=>"edit_section_detailsAction::deleteSection"));                
        print "<li><a href='".$link2."'>Delete section</a></li>";
        
        $harmoni->history->markReturnURL("polyphony/coursemanagement/edit_section_details");
        $link1 = $harmoni->request->quickURL("coursemanagement", "edit_section_roster",
        array("courseId"=>$courseIdString));
        print     "<li><a href='$link1'>Edit roster</a></li>";
        
 
        print "</ul>";
        
        print "\n</td></tr></table>";
 
 
        print "\n<h4>Members</h4>";
 
 
 
 
        $enrollmentRecordIterator =$section->getRoster();
 
        $am = Services::getService("AgentManager");
 
 
 
        print "<table cellpadding='20'>";
        print "\t<tr>";
        $column = 0;
        if (!$enrollmentRecordIterator->hasNextEnrollmentRecord()) {
            print "<td></td>";
        } else {
            while ($enrollmentRecordIterator->hasNextEnrollmentRecord()) {
                if ($column == 4) {
                    $column = 0;
                    print "\n\t</tr><tr>";
                }
                $column++;
    
                $er =$enrollmentRecordIterator->nextEnrollmentRecord();
                $id =$er->getStudent();
                $member =$am->getAgent($id);
    
 
                $harmoni = Harmoni::instance();
 
                $harmoni->history->markReturnURL("polyphony/agents/edit_agent_details");
 
                print "\n<td><a href='".$harmoni->request->quickURL("agents", "edit_agent_details", 
                                                                    array("agentId"=>$id->getIdString()))."'>";
                print "\n".$member->getDisplayName()."</a>";
                print "\n - <a href=\"Javascript:alert('"._("Id:").'\n\t'.addslashes($id->getIdString())."')\">Id</a>
                      </td>";
            }
        }
 
        print "</tr></table>";
 
 
    }
 
 
 
 
    /*
    * offers a confirmation screen for deleting an entire offering
    */
 
    function confirmDeleteSection($section){
        $harmoni = Harmoni::instance();
        $url =$harmoni->request->mkURL();
        print "Do you really want to delete ".$section->getDisplayName()."?<br />";
        print "<form action='".$url->write("furtherAction","edit_offering_detailsAction::deleteSection")."' method='post'><input type='submit' value='Delete' /></form><input type='button' value='Cancel' onclick='history.back()' />";
        return;
    }
 
    /*
    * Handles the actual deletion of a section
    */
    function deleteSection($section){
        //$cm = Services::getService("CourseManagement");
        $idManager = Services::getService("Id");
        
        $offering =$section->getCourseOffering();
        $offering->deleteCourseSection($section->getId());
        
        $offeringId =$offering->getId();
        $offeringIdString = $offeringId->getIdString();
 
        $harmoni = Harmoni::instance();
        print "Section deleted.<br />";
        $link = $harmoni->request->quickURL("coursemanagement", "edit_offering_details", 
                                             array("courseId"=>$offeringIdString));
        print "<a href='".$link."'>Go Back</a>";
 
        return;
    }
}