header.php

Internet Task Management System可以让用户分配和管理一个组织内的任务。ITMS可以发送任务管理通知

<?php

/*
 * ITMS ValleyData source file version 1.0 May 11, 2001
 * 
 * This is included on every ITMS page, defines the contents of the top portion of each page
 * Expected input:
 *    $title
 *
 *
 * Internet Task Management System: An online system used for recording information about and assigning tasks and processes.
 * Copyright (C) 2001  ValleyData Programming Group
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * See file named "gpl.txt" included with source code or
 * visit http://www.gnu.org/copyleft/gpl.txt on the internet.
 */

header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT");    // Date in the past
//header ("Expires: ". gmdate("D, d M Y H:i:s") . " GMT", time() + 20);     // Date now plus 20 sec
header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); 
                                                          // always modified
header ("Cache-Control: no-cache, must-revalidate");  // HTTP/1.1
header ("Pragma: no-cache");                          // HTTP/1.0

include("config.php");
include("toolbox.php");
include("error_handler.php");
include("db_tools.php");
include("login.php");

$PAGE = strrchr($PHP_SELF, "/");
$PAGE = strtok($PAGE, "?");
$PAGE = substr($PAGE, 1);

if(isset($save)) //to update the status table immediately
{
    setcookie("num_pending");
    unset($num_pending);
    setcookie("num_assigned");
    unset($num_assigned);

    $assignedBy_email = get_user_email($user_id);

    db_open();
    db_use();
    $query = "SELECT to_char(PT.date_assigned, 'YYYY-MM-DD HH24:MI:SS') DATE_ASSIGNED, PT.period, PT.period_unit, ". 
			 "to_char(PT.due_date, 'YYYY-MM-DD HH24:MI:SS') DUE_DATE, PT.tid, PT.title, PT.notify, PT.info, ".
		     "U1.name AS assigner, U2.name AS assignedTo, U1.email, U1.html FROM pending_tasks PT, ".
		     "users U1, users U2 WHERE PT.user_id = '$user_id' AND PT.assigner = U1.user_id AND PT.user_id = U2.user_id";

    $result = db_query($query);
    while($row = db_fetch_row($result))
    {
        $tid = $row["TID"]; 
        $cbdone = "done$tid";
        if(isset($$cbdone))
        {
            if($row["NOTIFY"] == 1)
            {
                //send notification
				if(isset($row["EMAIL"]))
				{
					notifyComplete(
							$row["TITLE"], 
							$row["EMAIL"], 
							$row["ASSIGNEDTO"],
							$assignedBy_email,
							$row["INFO"],
                            $row["DUE_DATE"],
						    get_priority_string($row["PRIORITY"]),
							$row["HTML"]); 
				}
            }
			if($row["PERIOD"] != "0" && $row["PERIOD"] != "") 
			{
				$due_date = $row["DUE_DATE"];//sample: 2001-03-11 18:59:56 
				$due_year = substr($due_date, 0, 4);
				$due_month = substr($due_date, 5, 2);
				$due_day = substr($due_date, 8, 2);
				$due_hour = substr($due_date, 11, 2);
				$due_min = substr($due_date, 14, 2);
				$assigned_day = substr($row["DATE_ASSIGNED"], 8, 2);
				
				switch($row["PERIOD_UNIT"])
				{
					case "0"://days
						$due_day += $row["PERIOD"];
						break;
					case "1"://weeks
						$due_day += ($row["PERIOD"] * 7);
						break;
					case "2"://months
						$month_num = $due_month + $row["PERIOD"];
						$days_to_add = get_days_in_month(mktime($due_hour, $due_min, 0, $due_month, $due_day, $due_year));
						/*
						$next_month_days = get_days_in_month(mktime($due_hour, $due_min, 0, $due_month + 1, 1, $due_year));
						if($days_to_add > $next_month_days)
							$days_to_add = $next_month_days;
						*/
						($assigned_day > $due_day) ? $max_day = $assigned_day : $max_day = $due_day;
						for($i = $due_month+1; $i <= $month_num; $i++)
						{
							$curr_day = date('d', mktime($due_hour, $due_min, 0, $month_num-1, $days_to_add, $due_year));
							$next_month_days = get_days_in_month(mktime($due_hour, $due_min, 0, $i, 1, $due_year));
							if($max_day > $curr_day)
							{
								$curr_day = $max_day;
							}
							if($curr_day > $next_month_days)
							{
								$curr_day = $next_month_days;
							}
							$days_to_add += $curr_day;
						}
						$due_day = $days_to_add;
						break;
				}
				$new_due = mktime($due_hour, $due_min, 0, $due_month, $due_day, $due_year);
				$new_due = date('Y-m-d H:i:s', $new_due);
				$query = "UPDATE pending_tasks SET date_assigned=to_date('$due_date', 'YYYY-MM-DD HH24:MI:SS'), ".
					     "due_date=to_date('$new_due', 'YYYY-MM-DD HH24:MI:SS') WHERE tid='$tid'";
			}
			else
			{
				$query = "DELETE FROM pending_tasks WHERE tid='$tid'";
            }
			db_query($query);
        }
    }
}

else if(isset($unassign)) //to update the status table immediately
{
    setcookie("NUM_PENDING");
    unset($num_pending);
    setcookie("NUM_ASSIGNED");
    unset($num_assigned);

    $assignedBy_email = get_user_email($user_id);

    db_open();
    db_use();
    $query = "SELECT to_char(PT.date_assigned, 'YYYY-MM-DD HH24:MI:SS') DATE_ASSIGNED , PT.period, PT.period_unit, " .
	         "to_char(PT.due_date, 'YYYY-MM-DD HH24:MI:SS') DUE_DATE, PT.tid, PT.title, PT.notify, PT.info, ".
		     "U1.name AS assignedTo, U2.name AS assigner, U1.email, U1.html FROM pending_tasks PT, ".
		     "users U1, users U2 WHERE PT.user_id=U1.user_id AND PT.assigner=U2.user_id";
    $result = db_query($query);
	
    while($row = db_fetch_row($result))
    {
        $tid = $row["TID"];
        $cbunassign = "unassign$tid";
        if(isset($$cbunassign))
        {
            //send notification
            notifyUnassigned(
                    $row["TITLE"], 
                    $row["EMAIL"], 
                    $row["ASSIGNEDTO"],
                    $user,
                    $assignedBy_email,
                    $row["INFO"],
                    $row["DUE_DATE"],
                    get_priority_string($row["PRIORITY"]),
                    $row["HTML"]);

			$query = "DELETE FROM pending_tasks WHERE tid='$tid'";
			db_query($query);
        }
    }
}

if(isset($password_change)) //if they are making a password change (in myprefs.php)
{
    $oldpassword = make_clean($oldpassword);
    $newpassword = make_clean($newpassword);
	$newconfirm_password = make_clean($newconfirm_password);
    if($ENABLE_LDAP == "true")
    {
        if(!ldap_is_user($user, $oldpassword))
        {
            message_box("Invalid Current Password, try again", "error");
        }
        else if($newpassword != $newconfirm_password)
        {
            message_box("Your two new passwords didn't match, try again", "warning");
        }
        else
        {
			//set new cookies so that the user doesn't have to re-login with new password
			($SECURE_COOKIES == "true")? $SSL=1: $SSL=0;
			setcookie("user", $user, 0, "", "", $SSL); 
			setcookie("pass", $newpassword, 0, "", "", $SSL);
			setcookie("isAdmin", $isAdmin, 0, "", "", $SSL);
			setcookie("user_id", $user_id, 0, "", "", $SSL);
			setcookie("hash", md5($user.$user_id.$isAdmin.$newpassword."alk4d"), 0, "", "", $SSL);
			$pass = $newpassword;
			$hash = md5($user.$user_id.$isAdmin.$newpassword."alk4d");
            ldap_update_password($user, $newpassword); //update password in ldap
        }
    }//end if($ENABLE_LDAP == "true")
    else //if LDAP is disabled
    {
        if(!db_is_user($user, $oldpassword))
        {
            message_box("Invalid Current Password, try again", "error");
        }
        else if($newpassword != $newconfirm_password)
        {
            message_box("Your two new passwords didn't match, try again", "warning");
        }
        else
        {
			//set new cookies so that the user doesn't have to re-login with new password
			($SECURE_COOKIES == "true")? $SSL=1: $SSL=0;
			setcookie("user", $user, 0, "", "", $SSL); 
			setcookie("pass", $newpassword, 0, "", "", $SSL);
			setcookie("isAdmin", $isAdmin, 0, "", "", $SSL);
			setcookie("user_id", $user_id, 0, "", "", $SSL);
			setcookie("hash", md5($user.$user_id.$isAdmin.$newpassword."alk4d"), 0, "", "", $SSL);       
			$pass = $newpassword;
			$hash = md5($user.$user_id.$isAdmin.$newpassword."alk4d");
            db_update_password($user, $newpassword); //update password in DB
        }
    }//end else if($ENABLE_LDAP == "false")
}//end if(isset($password_change))

if(isset($num_pending))
{
    setcookie("num_pending", $num_pending);
}

if(isset($num_assigned))
{
    setcookie("num_assigned", $num_assigned);
}

?>

<html>
<head>
    <title><?php print($title); ?></title>
    <META HTTP-EQUIV="Refresh" content="<?php print($EXPIRE_INTERVAL) ?>;URL=logout.php">
    <link rel="stylesheet" type="text/css" href="itms.css" title="Default">
    <META NAME="description" CONTENT="This site was created with ITMS.">
    <META NAME="author" CONTENT="ValleyData Programming Group">
	<?php print_js(); ?>
</head>
<body>
<table>
<tr>

    <FORM>
    <td colspan="2">
    <IMG src="images/itms_header.jpg" WIDTH="<?php print($LOGO_WIDTH_HEADER); ?>" HEIGHT="<?php print($LOGO_HEIGHT_HEADER); ?>" border=0 alt="ITMS">
    </td>
    <td valign="top" align="left">
        <TABLE border="0" cellpadding="0" cellspacing="0">
        <TR>
            <TD class="table-separator-odd">
                <?php
                //tell the user who they are logged in as
                print("Welcome to ITMS: $user");
                ?>
            </TD>
        </TR>
        <TR>
            <TD class="table-separator-even"><?php
                //tell the user which groups they belong to
                $groups = get_user_groups($user_id);
                $size = count($groups);
				if($size == 0)
					print("You belong to no");
				else
					print("You are in the ");
                $curr = 0;
                foreach($groups as $group)
                {
                    $curr++;
                    if($size == 1)
                        print(get_group_name($group["GID"]));
                    else if($curr == $size)
                        print("and " . get_group_name($group["GID"]));
                    else
                        print(get_group_name($group["GID"]) . ", ");
                }
                print(" groups.");
                ?>
                </TD>
        </TR>
        <TR>
            <TD class="table-separator-odd"><?php
                //tell the user how many tasks they have been assigned
                if(!isset($num_pending))
                {
                    $num_pending = 0;
                    db_open();
                    db_use();
                    $query = "SELECT * FROM pending_tasks WHERE user_id = '$user_id' ORDER BY due_date";
                    $result = db_query($query);
                    while($row = db_fetch_row($result))
                    {
                        $num_pending++;
                    }
                }
                print("You have $num_pending Pending Tasks.");
                ?>
                </TD>
        </TR>
        <TR>
            <TD class="table-separator-even"><?php
                //tell the user how many tasks have been assigned to them
                if(!isset($num_assigned))
                {
                    $num_assigned = 0;
                    db_open();
                    db_use();
                    $query = "SELECT * FROM pending_tasks WHERE assigner = '$user_id' ORDER BY due_date";
                    $result = db_query($query);
                    while($row = db_fetch_row($result))
                    {
                        $num_assigned++;
                    }
                }
                print("You have $num_assigned Assigned Tasks.");
                ?>
                </TD>
        </TR>
        </TABLE>
    </td>
    <td valign="top" align="left">
    <iframe HEIGHT="<?php print($LOGO_HEIGHT_HEADER); ?>" WIDTH="300" frameborder="1" src="help.php<?php print("#" . $PAGE); ?>" name="instant_help">
    <B>Click the Help button for help on using ITMS</B>
    </iframe>
    </td>
    <td valign="top" align="left">
    <INPUT TYPE="button" value="Help" onClick="window.open('help_system.php?topic=<?php print($PAGE); ?>', 'help', 'height=400,innerHeight=400,width=400,innerWidth=400')">
    </td>
    </FORM>
</tr>
<tr>
   <td valign="top"><?php include("menu.php") ?></td>
   <td valign="top" colspan="4">