Source for file choose_agent.act.php

<?php
 
/**
 * @package polyphony.authorization
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: choose_agent.act.php,v 1.43 2007/09/19 14:04:53 adamfranco Exp $
 */ 
 
require_once(POLYPHONY."/main/library/AbstractActions/MainWindowAction.class.php");
 
/**
 * This file will allow the user to choose which agent they wish to modify
 * authorizations for.
 *
 * @since 11/11/04
 * @author Ryan Richards
 * @author Adam Franco
 * 
 * @package polyphony.authorization
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: choose_agent.act.php,v 1.43 2007/09/19 14:04:53 adamfranco Exp $
 */
class choose_agentAction 
    extends MainWindowAction
{
    /**
     * Check Authorizations
     * 
     * @return boolean 
     * @access public
     * @since 4/26/05
     */
    function isAuthorizedToExecute () {
        $authN = Services::getService("AuthN");
        $idM = Services::getService("Id");
        $authTypes =$authN->getAuthenticationTypes();
        while ($authTypes->hasNext()) {
            $authType =$authTypes->next();
            $id =$authN->getUserId($authType);
            if (!$id->isEqual($idM->getId('edu.middlebury.agents.anonymous'))) {
                return true;
            }
        }
        return false;
    }
    
    /**
     * Return the heading text for this action, or an empty string.
     * 
     * @return string 
     * @access public
     * @since 4/26/05
     */
    function getHeadingText () {
        return dgettext("polyphony", "Modify Authorizations for which User/Group?");
    }
    
    /**
     * Build the content for this action
     * 
     * @return void 
     * @access public
     * @since 4/26/05
     */
    function buildContent () {
        $defaultTextDomain = textdomain("polyphony");
        
        $actionRows =$this->getActionRows();
        $pageRows = new Container(new YLayout(), OTHER, 1);
        $harmoni = Harmoni::instance();
        
        // start our namespace
        $harmoni->history->markReturnURL("polyphony/authorization/edit_authorizations");
        $harmoni->request->startNamespace("polyphony-authorizations");
        $harmoni->request->passthrough();
        
        $agentManager = Services::getService("Agent");
        $idManager = Services::getService("Id");
        $everyoneId =$idManager->getId("edu.middlebury.agents.everyone");
        $usersId =$idManager->getId("edu.middlebury.agents.users");
        
        /*********************************************************
         * Buttons
         *********************************************************/
         
        ob_start();
        print "<table width='100%'><tr><td align='left'>";
        print "<a href='".$harmoni->request->quickURL("admin","main")."'><button>"._("Return to the Admin Tools")."</button></a>";
        print "</td><td align='right'>";
        print "<input type='button'";
        print " onclick='Javascript:submitAgentChoice()'";
        print " value='"._("Edit Authorizations for the selected User/Group")." --&gt;' />";
        print "</td></tr></table>";
        
        $submit = new Block(ob_get_contents(), STANDARD_BLOCK);
        $actionRows->add($submit, "100%", null, LEFT, CENTER);
        ob_end_clean();    
        
        
        // Users header
        $actionRows->add(new Heading("Users", 2), "100%", null, LEFT, CENTER);
        
        /*********************************************************
         * the agent search form
         *********************************************************/
        ob_start();
        
        $self = $harmoni->request->quickURL();
        $lastCriteria = $harmoni->request->get('search_criteria');
        $search_criteria_name = RequestContext::name('search_criteria');
        $search_type_name = RequestContext::name('search_type');
        print _("Search For Users").": ";
        print <<<END
        <form action='$self' method='post'>
            <div>
            <input type='text' name='$search_criteria_name' value='$lastCriteria' />
            <br /><select name='$search_type_name'>
END;
        
        $searchTypes =$agentManager->getAgentSearchTypes();
        while ($searchTypes->hasNext()) {
            $type =$searchTypes->next();
            $typeString = $type->getDomain()
                                ."::".$type->getAuthority()
                                ."::".$type->getKeyword();
            print "\n\t\t<option value='".htmlspecialchars($typeString, ENT_QUOTES)."'";
            if ($harmoni->request->get("search_type") == $typeString)
                print " selected='selected'";
            print ">".htmlspecialchars($typeString)."</option>";
        }
        
        print "\n\t</select>";
        print "\n\t<br /><input type='submit' value='"._("Search")."' />";
        print "\n\t<a href='".$harmoni->request->quickURL()."'>";
        print "\n\t\t<input type='button' value='"._("Clear")."' />\n\t</a>";
        print "\n</div>\n</form>";
        
        $actionRows->add(new Block(ob_get_contents(), STANDARD_BLOCK));
        ob_end_clean();
        
        /*********************************************************
         * Form and Javascript
         *********************************************************/
        // In order to preserve proper nesting on the HTML output put the form
        // around the row layout
        ob_start();
        
        $errorString = _("You must select a User or Group.");
        $agentFieldName = RequestContext::name("agentId");
        print<<<END
        
        <script type='text/javascript'>
        //<![CDATA[ 
        
            // Make sure a selection has been made and submit if it has.
            function submitAgentChoice() {
                var f;        
                for (i = 0; i < document.forms.length; i++) {
                    f = document.forms[i];            
                    if (f.id == 'chooseform') {
                        var form = f;
                        break;
                    }
                }
                
                var radioArray = form.agentId;
                var isChecked = false;
                
                for (i=0; i<radioArray.length; i++) {
                    if (radioArray[i].checked) {
                        isChecked = true;
                    }
                }
                
                if (isChecked) {
                    form.submit();
                } else {
                    alert("$errorString");
                }
            }
            
        //]]> 
        </script>
        
END;
        print "<form id='chooseform' method='post' action='".$harmoni->request->quickURL("authorization","edit_authorizations")."'>\n";
        
        $pageRows->setPreHTML(ob_get_contents());
        ob_end_clean();
        $pageRows->setPostHTML("</form>");
 
        /*********************************************************
         * the agent search results
         *********************************************************/
         
        $search_criteria = $harmoni->request->get("search_criteria");
        $search_type = $harmoni->request->get("search_type");
        if ($search_criteria && $search_type) {
            $typeParts = explode("::", $search_type);
            $searchType = new HarmoniType($typeParts[0], $typeParts[1], $typeParts[2]);
            $agents = new MultiIteratorIterator;
            $agents->addIterator(
                $agentManager->getGroupsBySearch($search_criteria, $searchType));
            $agents->addIterator(
                $agentManager->getAgentsBySearch($search_criteria, $searchType));
            print <<<END
        
        
        <table>
            <tr>
                <td valign='top'>
                    <div style='
                        border: 1px solid #000; 
                        width: 15px; 
                        height: 15px;
                        text-align: center;
                        text-decoration: none;
                        font-weight: bold;
                    '>
                        -
                    </div>
                </td>
                <td>
END;
            print "\n\t\t\t"._("Search Results");
            print <<<END
                </td>
            </tr>
        </table>
        <div style='
            margin-left: 13px; 
            margin-right: 0px; 
            margin-top:0px; 
            padding-left: 10px;
            border-left: 1px solid #000;
        '>
END;
            while ($agents->hasNext()) {
                $agent =$agents->next();
                if ($agent->isGroup())
                    $this->printGroup($agent);
                else
                    $this->printMember($agent);
                print "<br />";
            }
            print "\n</div>";
            
            $pageRows->add(new Block(ob_get_contents(), STANDARD_BLOCK), "100%", null, LEFT, CENTER);    
            ob_end_clean();
        }
        
        
        /*********************************************************
         * Groups
         *********************************************************/
        
        // Users header
        $pageRows->add(new Heading(_("Groups"), 2), "100%", null, LEFT, CENTER);
        
        // Loop through all of the Groups
        $childGroupIds = array();
        $groups =$agentManager->getGroupsBySearch($null = null, new Type("Agent & Group Search", "edu.middlebury.harmoni", "RootGroups"));
 
        while ($groups->hasNext()) {
            $group =$groups->next();
            $groupId =$group->getId();
            
            
            // Create a layout for this group using the GroupPrinter
            ob_start();
            GroupPrinter::printGroup($group, $harmoni,
                                            2,
                                            "choose_agentAction::printGroup", 
                                            "choose_agentAction::printMember");
            $groupLayout = new Block(ob_get_contents(), STANDARD_BLOCK);
            ob_end_clean();
            $pageRows->add($groupLayout, "100%", null, LEFT, CENTER);    
        
        }
        $pageRows->add($submit, "100%", null, LEFT, CENTER);
        
        $actionRows->add($pageRows);
        
        $harmoni->request->endNamespace();
        
        textdomain($defaultTextDomain);
    }
 
 
/*******************************************************
 * Callback functions for printing
 *********************************************************/
 
    
    // Functions used for the GroupPrinter
    
    /**
     * Callback function for printing a group
     * 
     * @param object Group $group 
     * @return void 
     * @access public
     * @ignore
     */
    function printGroup($group) {
        $id =$group->getId();
        $groupType =$group->getType();
        print "<input type='radio' id='agentId' name='".RequestContext::name("agentId")."' value='".$id->getIdString()."' />";
        print "<a title='".$id->getIdString()."'>";
        print "<span style='text-decoration: underline; font-weight: bold;'>".$group->getDisplayName()."</span></a>";    
        print " - <em>".$groupType->getDescription()."</em>";
    }
    
    /**
     * Callback function for printing an agent
     * 
     * @param object Agent $member 
     * @return void 
     * @access public
     * @ignore
     */
    function printMember($member) {
        $harmoni = Harmoni::instance();
        $harmoni->request->forget("expandedGroups");
        $harmoni->request->forget("search_criteria");        
        $harmoni->request->forget("search_type");
        $harmoni->request->forget("agentId");
        $oldNS = $harmoni->request->endNamespace();
         $harmoni->request->startNamespace("polyphony-agents");
        
        $agentId =$member->getId();
        $agentIdString= $agentId->getIdString();
        
        $harmoni->history->markReturnURL("polyphony/agents/edit_agent_details");
        $link = $harmoni->request->quickURL("agents","edit_agent_details",array("agentId"=>$agentIdString));
        $harmoni->request->endNamespace();
        $harmoni->request->startNamespace($oldNS);
        $id =$member->getId();
        $memberType =$member->getType();
        print "<input type='radio' id='agentId' name='".RequestContext::name("agentId")."' value='".$id->getIdString()."' />";
        print "<a title='".$id->getIdString()."' href='$link'>";
        print "<span style='text-decoration: underline;'>".$member->getDisplayName()."</span></a>";
        print " - <em>".$memberType->getDescription()."</em>";        
        
//         $harmoni->request->endNamespace();
        $harmoni->request->passthrough();
//        $harmoni->request->startNamespace($oldNS);
    }
 
}
 
?>