<?php
require("./init.php");
if (!isset($_SESSION["userid"])) {
    $template->assign("loginerror", 0);
    $template->display("login.tpl");
    die();
}

$task = (object) new task();

$action = getArrayVal($_GET, "action");
$tasklist = getArrayVal($_GET, "tasklist");
$mode = getArrayVal($_GET, "mode");
$tid = getArrayVal($_GET, "tid");

$end = getArrayVal($_POST, "end");
$project = getArrayVal($_POST, "project");
$assigned = getArrayVal($_POST, "assigned");
if(!is_array($assigned))
    $assigned = array($userid);
$tasklist = getArrayVal($_POST, "tasklist");
$text = getArrayVal($_POST, "text");
$title = getArrayVal($_POST, "title");
$redir = getArrayVal($_GET, "redir");
$efforttocomplete = getArrayVal($_POST, "efforttocomplete");
$optionaletc = isset($_POST["optionaletc"])? 1 : 0;
$priority = getArrayVal($_POST, "priority");

$id = getArrayVal($_GET, "id");

$cloud = new tags();
$cloud->cloudlimit = 1;
$thecloud = $cloud->getTagcloud($id);
if (strlen($thecloud) > 0)
	$template->assign("cloud", $thecloud);

$project = array();
$project['ID'] = $id;

$template->assign("mode", $mode);
$template->assign("project", $project);
// define the active tab in the project navigation
$classes = array("overview" => "overview", "msgs" => "msgs", "tasks" => "tasks_active", "miles" => "miles", "files" => "files", "users" => "users", "tracker" => "tracking");
$template->assign("classes", $classes);

if ($action == "addform") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["add"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }

    $day = getArrayVal($_GET, "theday");
    $month = getArrayVal($_GET, "themonth");
    $year = getArrayVal($_GET, "theyear");

    $project = new project();
    $tlist = new tasklist();

    $lists = $lists = $tlist->getProjectTasklists($id, 1);
    $project_members = $project->getProjectMembers($id);

    $template->assign("year", $year);
    $template->assign("month", $month);
    $template->assign("day", $day);
    $template->assign("assignable_users", $project_members);
    $template->assign("tasklists", $lists);
    $template->assign("tasklist_id", $tasklist);
    $template->display("addtaskform.tpl");
} elseif ($action == "add") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["add"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }
    // add the task
    $tid = $task->add($end, $title, $text, $tasklist, $id, $efforttocomplete, $optionaletc, $priority);
    // if tasks was added and mailnotify is activated, send an email
    if ($tid) {
        foreach($assigned as $member) {
            $task->assign($tid, $member);
        }
        if ($settings["mailnotify"]) {
            foreach($assigned as $member) {
                $usr = (object) new user();
                $user = $usr->getProfile($member);

                if (!empty($user["email"])) {
                    // send email
                    $themail = new emailer($settings);
                    $themail->send_mail($user["email"], $langfile["taskassignedsubject"] , $langfile["hello"] . ",<br /><br/>" . $langfile["taskassignedtext"] . " <a href = \"" . $url . "managetask.php?action=showtask&id=$id&tid=$tid\">$title</a>");
                }
            }
        }
        $loc = $url . "managetask.php?action=showproject&id=$id&mode=added";
        header("Location: $loc");
    }
} elseif ($action == "editform") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["edit"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }

    $thistask = $task->getTask($tid);
    $project = new project();

    $members = $project->getProjectMembers($id, $project->countMembers($id));
    $tasklist = new tasklist();
    $tasklists = $tasklist->getProjectTasklists($id);
    $tl = $tasklist->getTasklist($thistask['workpackage']);
    $thistask['listid'] = $tl['ID'];
    $thistask['listname'] = $tl['name'];

    $user = $task->getUser($thistask['ID']);
    $thistask['username'] = $user[1];
    $thistask['userid'] = $user[0];

    $tmp = $task->getUsers($thistask['ID']);
    if ($tmp) {
        foreach ($tmp as $value) {
            $thistask['users'][] = $value[0];
        }
    }
    $title = $langfile["edittask"];

    $template->assign("members", $members);
    $template->assign("title", $title);
    $template->assign("tasklists", $tasklists);
    $tl["finishdate"] = strtotime($tl["finishdate"]);
    $template->assign("tl", $tl);
    $template->assign("task", $thistask);
    $template->assign("pid", $id);
    $template->display("edittask.tpl");
} elseif ($action == "edit") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["edit"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }
    // edit the task
    if ($task->edit($tid, $end, $title, $text, $tasklist, $efforttocomplete, $optionaletc, $priority)) {
        $redir = urldecode($redir);
        if (!empty($assigned)) {
            foreach($assigned as $assignee) {
                $assignChk = $task->assign($tid, $assignee);
                if ($assignChk) {
                    if ($settings["mailnotify"]) {
                        $usr = (object) new user();
                        $user = $usr->getProfile($assignee);

                        if (!empty($user["email"])) {
                            // send email
                            $themail = new emailer($settings);
                            $themail->send_mail($user["email"], $langfile["taskassignedsubject"] , $langfile["hello"] . ",<br /><br/>" . $langfile["taskassignedtext"] . " <a href = \"" . $url . "managetask.php?action=showtask&id=$id&tid=$tid\">$title</a>");
                        }
                    }
                }
            }
        }
        if ($redir) {
            $redir = $url . $redir;
            header("Location: $redir");
        } else {
            $loc = $url . "managetask.php?action=showproject&id=$id&mode=edited";
            header("Location: $loc");
        }
    } else {
        $template->assign("edittask", 0);
    }
} elseif ($action == "del") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["del"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }
    if ($task->del($tid)) {
        // $redir = urldecode($redir);
        if ($redir) {
            $redir = $url . $redir;
            header("Location: $redir");
        } else {
            echo "ok";
        }
    } else {
        $template->assign("deltask", 0);
    }
} elseif ($action == "open") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["close"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }

    if ($task->open($tid)) {
        $redir = urldecode($redir);
        if ($redir) {
            $redir = $url . $redir;
            header("Location: $redir");
        } else {
            // $loc = $url . "managetask.php?action=showproject&id=$id&mode=opened";
            // header("Location: $loc");
            echo "ok";
        }
    } else {
        $template->assign("opentask", 0);
    }
} elseif ($action == "close") {
    // check if user has appropriate permissions
    if (!$userpermissions["tasks"]["close"]) {
        $errtxt = $langfile["nopermission"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "<h2>$errtxt</h2><br>$noperm");
        $template->display("error.tpl");
        die();
    }
    if ($task->close($tid)) {
        $redir = urldecode($redir);
        if ($redir) {
            $redir = $url . $redir;
            header("Location: $redir");
        } else {
            // $loc = $url . "managetask.php?action=showproject&id=$id&mode=closed";
            // header("Location: $loc");
            echo "ok";
        }
    } else {
        $template->assign("closetask", 0);
    }
} elseif ($action == "assign") {
    if ($task->assign($id, $user)) {
        if ($settings["mailnotify"]) {
            $usr = (object) new user();
            $user = $usr->getProfile($user);

            if (!empty($user["email"])) {
                // send email
                $themail = new emailer($settings);
                $themail->send_mail($user["email"], $langfile["taskassignedsubject"] , $langfile["hello"] . ",<br /><br/>" . $langfile["taskassignedtext"] . " <a href = \"" . $url . "managetask.php?action=showtask&id=$id&tid=$tid\">$title</a>");
            }
        }
        $template->assign("assigntask", 1);
        $template->display("mytasks.tpl");
    } else {
        $template->assign("assigntask", 0);
    }
} elseif ($action == "deassign") {
    if ($task->deassign($id, $user)) {
        $template->assign("deassigntask", 1);
        $template->display("mytasks.tpl");
    } else {
        $template->assign("deassigntask", 0);
    }
} elseif ($action == "showproject" || $action == "showprojecttasks") {
    if (!chkproject($userid, $id)) {
        $errtxt = $langfile["notyourproject"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "$errtxt<br>$noperm");
        $template->display("error.tpl");
        die();
    }
    $tasklist = new tasklist();
    $lists = $tasklist->getProjectTasklists($id);
    $oldlists = $tasklist->getProjectTasklists($id, 0);

    $myproject = new project();
    $project_members = $myproject->getProjectMembers($id, $myproject->countMembers($id));

    $milestone = new milestone;
    $milestones = $milestone->getAllProjectMilestones($id);

    $pro = $myproject->getProject($id);
    $projectname = $pro["name"];
    $title = $langfile['tasks'];

    $template->assign("title", $title);
    $template->assign("milestones", $milestones);
    $template->assign("projectname", $projectname);
    $template->assign("assignable_users", $project_members);

    $template->assign("lists", $lists);
    $template->assign("oldlists", $oldlists);
    $template->assign("pro", $pro);
    $template->display($action == "showprojecttasks" ? "projectalltasks.tpl" : "projecttasks.tpl");
} elseif ($action == "showtask") {
    if (!chkproject($userid, $id)) {
        $errtxt = $langfile["notyourproject"];
        $noperm = $langfile["accessdenied"];
        $template->assign("errortext", "$errtxt<br>$noperm");
        $template->display("error.tpl");
        die();
    }
    $myproject = new project();
    $pro = $myproject->getProject($id);
    $projectname = $pro["name"];

    $title = $langfile['task'];

    $mytask = new task();
    $task = $mytask->getTask($tid);

    $members = $myproject->getProjectMembers($id, $myproject->countMembers($id));
    $tasklist = new tasklist();
    $tasklists = $tasklist->getProjectTasklists($id);
    $tl = $tasklist->getTasklist($task['workpackage']);
    $task['listid'] = $tl['ID'];
    $task['listname'] = $tl['name'];

    $tmp = $mytask->getUsers($task['ID']);
    if ($tmp) {
        foreach ($tmp as $value) {
            $task['users'][] = $value[0];
        }
    }

    $user = $mytask->getUser($task['ID']);
    $task['username'] = $user[1];
    $task['userid'] = $user[0];

    $template->assign("members", $members);
    $template->assign("tasklists", $tasklists);
    $tl["finishdate"] = strtotime($tl["finishdate"]);
    $template->assign("tl", $tl);
    $template->assign("pid", $id);

    $template->assign("projectname", $projectname);
    $template->assign("title", $title);
    $template->assign("task", $task);
    $template->display("task.tpl");
} elseif ($action == "ical") {
    $mytask = new task();
    $task = $mytask->getIcal($userid);
}