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  Classes of Shannon Wynter  >  Flow Chart  >  example.php  >  Download  
File: example.php
Role: Example script
Content type: text/plain
Description: A basic example
Class: Flow Chart
Generate help desk questions work flow
Author: By
Last change:
Date: 2006-03-30 16:38
Size: 2,915 bytes
 

Contents

Class file image Download
<?php
@session_start();
require_once('Smarty/Smarty.class.php');
require_once('FlowChart.class.php');

// Extend the FloeChart class to change the root dir for smarty
class HelpDeskFlowChart extends FlowChart {
    var $BaseDir = "/var/www/helpdesk/smarty";
}

class Helpdesk {
    // Storage for the flowchart
    var $Flowchart;

    // Database setup
    var $MySQLHost = 'localhost';
    var $MySQLUser = 'helpdesk';
    var $MySQLPass = 'password';
    var $MySQLDatabase = 'Helpdesk';
        
    function Helpdesk () {
        $this->_MySQL = mysql_connect($this->MySQLHost,$this->MySQLUser,$this->MySQLPass);
        mysql_select_db($this->MySQLDatabase);
        
        // Cheating - smarty is already loaded in flowchart
        $this->Flowchart = new HelpDeskFlowChart();
        
         $this->DoTickSheet ();
    }
    
    function DoTickSheet () {
        if ($this->GetUsername()) {
            $this->AssignVar('Username',$_SESSION['Helpdesk']['Username']);
            if ($this->DisplayDetails()) {
                if ($this->Flowchart->Run()) {
                    if ($this->GetComments()) {
                        $this->SendEmail();
                    }
                }
            }
        } else {
            $this->Flowchart->Smarty->display('username.tpl');
        }
    }
    
    function AssignVar ($Varname,$Varvalue) {
        //Cheating function to cut back on typing
        $this->Flowchart->Smarty->assign($Varname,$Varvalue);
    }
    
    function GetUsername () {
        if (!isset($_SESSION['Helpdesk']['Username'])) {
            if (isset($_POST['Submit']) && isset($_POST['Username'])) {
                if ($_POST['Username'] != 'username@isp.com' && preg_match("/^[A-z0-9][\w\.-]*@[A-z0-9][\w\-\.]+\.[A-z0-9]{2,6}$/",$_POST['Username'])) {
                    $_SESSION['Helpdesk']['Username'] = $_POST['Username'];
                    $_SESSION['Helpdesk']['CallStartTime'] = time();
                } else {
                    $this->AssignVar('Error','That doesn\'t appear to be a valid username');
                }
            }
            if (!isset($_SESSION['Helpdesk']['Username'])) {
                return false;
            }
        }
        return true;
    }

    function Cleanup() {
        unset($_SESSION['Helpdesk']);
    }
    
    function GetComments() {
        if (!isset($_SESSION['Helpdesk']['Comments'])) {
            if (!isset($_POST['Comments'])) {
                $this->Flowchart->Smarty->display('comments.tpl');
                return false;
            } else {
                $_SESSION['Helpdesk']['Comments'] = $_POST['Comments'];
            }
        }
        return true;
    }
    
    function SendEmail() {
        echo "Ticksheet completed<br />\n<pre>";
        $History = $this->Flowchart->GetHistory();
        print 'Call taken '.date('d-m-Y H:i:s')."\n";
        print 'Username: '.$_SESSION['Helpdesk']['Username']."\n\n";
        print "Time taken: ".(time() - $_SESSION['Helpdesk']['CallStartTime'])." seconds\n\n";
        
        foreach ($History as $Name=>$Value) {
            print $Value['Question'].' -> '.$Value['SelectedValue']."\n";
        }
        print "\nComments:\n";
        print $_SESSION['Helpdesk']['Comments']."\n";
        if ($this->Flowchart->EndType == 4) {
            print "\nThis call has been flagged for further investiagaion\n";
        }

        print "</pre>";
        print '<br /><a href="index.php"> Take new call </a>';
    }

}


$Helpdesk = new Helpdesk();