SuiteCRM-Core/modules/Project/controller.php

<?php
/**
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE as published by
 * the Free Software Foundation; either version 3 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 AFFERO GENERAL PUBLIC LICENSE
 * along with this program; if not, see http://www.gnu.org/licenses
 * or write to the Free Software Foundation,Inc., 51 Franklin Street,
 * Fifth Floor, Boston, MA 02110-1301  USA
 * @copyright Andrew Mclaughlan 2014
 * @author Andrew Mclaughlan <andrew@mclaughlan.info>
 */


if (!defined('sugarEntry') || !sugarEntry) {
    die('Not A Valid Entry Point');
}

class ProjectController extends SugarController
{
    //Loads the gantt view
    public function action_view_GanttChart()
    {
        $this->view = 'GanttChart';
    }

    public function action_generate_chart()
    {
        $db = DBManagerFactory::getInstance();

        include_once('modules/Project/gantt.php');
        include_once('modules/Project/project_table.php');

        $project = BeanFactory::newBean('Project');
        $project->retrieve($_POST["pid"]);

        //Get project tasks
        $Task = BeanFactory::getBean('ProjectTask');
        $tasks = $Task->get_full_list("order_number", "project_task.project_id = '".$project->id."'");

        //Get the start and end date of the project in database format
        $query = "SELECT min(date_start) FROM project_task WHERE project_id = '{$project->id}'";
        $start_date = $db->getOne($query);

        $query = "SELECT max(date_finish) FROM project_task WHERE project_id = '{$project->id}'";
        $end_date = $db->getOne($query);

        $duration = $this->count_days($start_date, $end_date);
        if ($duration < 30) {
            $query = "SELECT max(date_finish) + INTERVAL " . (30 - $duration) . " DAY FROM project_task WHERE project_id = '{$project->id}'";
            $end_date = $db->getOne($query);
        } ?>

        <script type="text/javascript">
            //Get the height if the #gantt div and add 18px
            var size = $('#gantt').height() +18;
            //Call jquery splitter function
            $('#project').splitter({
                outline: true
            });
            //Set height of gantt wrapping divs to make sure it shows
            $('#project').css('height', size+'px');
            $('.splitter-bar').css('height', size+'px');

        </script>
        <div id="project">
            <div id="left_pane">
                <?php new ProjectTable($tasks); ?>
            </div>
            <div id="right_pane">
                <div id="gantt">
                    <?php new Gantt($start_date, $end_date, $tasks); ?>
                </div>
                <div id="arrow_divs" style=""></div>
            </div>
        </div>

<?php
        die();
    }

    //Create new project task
    public function action_update_GanttChart()
    {
        global $current_user;
        $db = DBManagerFactory::getInstance();

        $task_name = $_POST['task_name'];
        $project_id = $_POST['project_id'];
        $override_business_hours = (int)$_POST['override_business_hours'];
        $task_id = $_POST['task_id'];
        $predecessor = $_POST['predecessor'];
        $rel_type = $_POST['rel_type'];
        $resource = $_POST['resource'];
        $percent = $_POST['percent'];
        $note = $_POST['note'];
        $actual_duration = $_POST['actual_duration'];

        if ($_POST['milestone'] == 'Milestone') {
            $milestone_flag = '1';
        } else {
            if ($_POST['milestone'] == 'Task') {
                $milestone_flag = '0';
            }
        }

        $dateformat = $current_user->getPreference('datef');

        $startdate = DateTime::createFromFormat($dateformat, $_POST['start']);
        $start = $startdate->format('Y-m-d');

        //Take 1 off duration so that task displays in correct number of table cells in gantt chart.
        $duration = $_POST['duration'] -1;

        $duration_unit = $_POST['unit'];

        //Compensate for resulting negative number when a 0 duration is passed in above
        if ($duration < 0) {
            $duration = 0;
        }


        //------ build business hours array
        $days = array("Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday");
        $businessHours = BeanFactory::getBean("AOBH_BusinessHours");
        $bhours = array();
        foreach ($days as $day) {
            $bh = $businessHours->getBusinessHoursForDay($day);

            if ($bh) {
                $bh = $bh[0];
                if ($bh->open_status) {
                    $open_h = $bh ? $bh->opening_hours : 9;
                    $close_h = $bh ? $bh->closing_hours : 17;

                    $start_time = DateTime::createFromFormat($dateformat, $_POST['start']);
                    $start_time = $start_time->modify('+'.$open_h.' Hours');

                    $end_time = DateTime::createFromFormat($dateformat, $_POST['start']);
                    $end_time = $end_time->modify('+'.$close_h.' Hours');

                    $hours = ($end_time->getTimestamp() - $start_time->getTimestamp())/(60*60);
                    if ($hours < 0) {
                        $hours = 0 - $hours ;
                    }

                    //$hours = $bh->diffBusinessHours($start_time, $end_time);
                    $bhours[$day] = $hours;
                } else {
                    $bhours[$day] = 0;
                }
            }
        }
        //-----------------------------------


        //default business hours array
        if ($override_business_hours != 1 || empty($bhours)) {
            $bhours = array('Monday' => 8,'Tuesday' => 8,'Wednesday' => 8, 'Thursday' => 8, 'Friday' => 8, 'Saturday' => 0, 'Sunday' => 0);
        }
        //---------------------------


        //
        //code block to calculate end date based on user's business hours
        //

        $enddate = $startdate;

        $h = 0;
        $d = 0;
        if ($duration_unit == 'Hours') {
            while ($duration > $h) {
                $day = $enddate->format('l');

                $h += $bhours[$day];
                $enddate = $enddate->modify('+1 Days');
            }

            $enddate = $enddate->format('Y-m-d');
        } else {
            while ($duration >= $d) {
                $day = $enddate->format('l');

                if ($bhours[$day] != 0) {
                    $d += 1;
                }
                $enddate = $enddate->modify('+1 Days');
            }
            $enddate = $enddate->modify('-1 Days');//readjust it back to remove 1 additional day added
            $enddate = $enddate->format('Y-m-d');
        }

        //----------------------------------

        if ($percent > 0) {
            $status = 'In Progress';
        } else {
            $status = 'Not Started';
        }

        //count tasks
        $query = "SELECT COUNT(*) FROM project_task WHERE project_id = '{$project_id}' AND deleted = '0'";
        $count = $db->getOne($query);
        $tid = $count+1;

        if ($this->IsNullOrEmptyString($task_id)) {
            $this->create_task($task_name, $start, $enddate, $project_id, $milestone_flag, $status, $tid, $predecessor, $rel_type, $duration, $duration_unit, $resource, $percent, $note, $actual_duration, $tid);
        } else {
            $this->update_task($task_id, $task_name, $start, $enddate, $project_id, $milestone_flag, $status, $predecessor, $rel_type, $duration, $duration_unit, $resource, $percent, $note, $actual_duration);
        }
    }

    //mark project task as deleted
    public function action_delete_task()
    {
        $id = $_POST['task_id'];
        $task = BeanFactory::newBean('ProjectTask');
        $task->retrieve($id);
        $task->deleted = '1';
        $task->save();
    }

    //Returns new task start date including any lag via ajax call
    public function action_get_end_date()
    {
        global  $timeDate;
        $db = DBManagerFactory::getInstance();

        $timeDate = new TimeDate();
        $id = $_POST['task_id'];
        $lag = $_POST['lag'];

        //Get the end date of the projectTask in raw database format
        $query = "SELECT date_finish FROM project_task WHERE id = '{$id}'";
        $end_date = $db->getOne($query);
        //Add 1 day onto end date for first day of new task
        $start_date = date('Y-m-d', strtotime($end_date. ' + 1 days'));
        //Add lag onto start date
        $start_date = date('Y-m-d', strtotime($start_date. ' + '.$lag.' days'));

        echo $timeDate->to_display_date($start_date, true);
        die();
    }


    //updates the order of the tasks
    public function action_update_order()
    {

       //convert quotes in json string back to normal
        $jArray = htmlspecialchars_decode($_POST['orderArray']);

        //create object/array from json data
        $orderArray = json_decode($jArray, true);

        foreach ($orderArray as $id => $order_number) {
            $task = BeanFactory::newBean('ProjectTask');
            $task->retrieve($id);
            $task->order_number = $order_number;
            $task->save();
        }
    }
    //returns tasks for predecessor in the add task pop-up form
    public function action_get_predecessors()
    {
        global $mod_strings;
        $project = BeanFactory::newBean('Project');
        $project->retrieve($_REQUEST["project_id"]);
        //Get project tasks
        $Task = BeanFactory::getBean('ProjectTask');
        $tasks = $Task->get_full_list("order_number", "project_task.project_id = '".$project->id."'");
        echo '<option rel="0" value="0">'.$mod_strings['LBL_PROJECT_PREDECESSOR_NONE'].'</option>';
        foreach ($tasks as $task) {
            echo '<option rel="'.$task->id.'" value="'.$task->project_task_id.'">'.$task->name.'</opion>';
        }
        die();
    }


    public function create_task($name, $start, $end, $project_id, $milestone_flag, $status, $project_task_id, $predecessors, $rel_type, $duration, $duration_unit, $resource, $percent_complete, $description, $actual_duration, $order_number)
    {
        $task = BeanFactory::newBean('ProjectTask');
        $task->name = $name;
        $task->date_start = $start;
        $task->date_finish = $end;
        $task->project_id = $project_id;
        $task->milestone_flag = $milestone_flag;
        $task->status = $status;
        $task->project_task_id = $project_task_id;
        $task->predecessors = $predecessors;
        $task->relationship_type = $rel_type;
        $task->duration = $duration + 1; //+1 to make duration appear correct in project table
        $task->duration_unit = $duration_unit;
        $task->assigned_user_id = $resource;
        $task->percent_complete = $percent_complete;
        $task->description = $description;
        $task->actual_duration = $actual_duration;
        $task->order_number = $order_number;
        $task->save();
    }

    public function update_task($id, $name, $start, $end, $project_id, $milestone_flag, $status, $predecessors, $rel_type, $duration, $duration_unit, $resource, $percent_complete, $description, $actual_duration)
    {
        $task = BeanFactory::newBean('ProjectTask');
        $task->retrieve($id);
        $task->name = $name;
        $task->date_start = $start;
        $task->date_finish = $end;
        $task->project_id = $project_id;
        $task->milestone_flag = $milestone_flag;
        $task->status = $status;
        // $task->parent_task_id = $parent_task_id;
        $task->predecessors = $predecessors;
        $task->relationship_type = $rel_type;
        $task->duration = $duration + 1; //+1 to make duration appear correct in project table
        $task->duration_unit = $duration_unit;
        $task->assigned_user_id = $resource;
        $task->percent_complete = $percent_complete;
        $task->actual_duration = $actual_duration;
        $task->description = $description;
        $task->save();
    }


    /*********************************** Resource chart functions **************************************/

    //Loads the resource chart view
    public function action_ResourceList()
    {
        $this->view = 'ResourceList';
    }

    //Updates the resource chart based on specified dates and users
    public function action_update_chart()
    {
        $db = DBManagerFactory::getInstance();
        include('modules/Project/chart.php');

        //Get  specified dates and users
        $start = $_POST['start'];
        //$end = $_POST['end'];
        $projects = explode(',', $db->quote($_POST['projects']));
        $users = explode(',', $db->quote($_POST['users']));
        $contacts = explode(',', $db->quote($_POST['contacts']));
        $month = is_numeric($_POST['month']) ? $_POST['month'] : '1' ;
        $flag = $_POST['flag'];
        $chart_type = $db->quote($_POST['chart_type']);
        //$type = $_POST['type'];

        $start = new DateTime($start);

        if ($month == '-1') {
            $start->modify($month.' month');
            $start->modify('+2 week');
        } elseif ($month == '1') {
            $start->modify($month.' month');
            $start->modify('+1 week');
        }

        if ($flag == '0') {
            $start->sub(new DateInterval('P1W'));
        }

        $first_day = $start->modify('this week');
        $start = $start->format('Y-m-d');

        $end = $first_day->add(new DateInterval('P66D'));

        if ($chart_type == "monthly") {
            $end = $first_day->add(new DateInterval('P365D'));
        } elseif ($chart_type == "quarterly") {
            $end = $first_day->add(new DateInterval('P1460D'));
        }


        $end->modify('this week');
        $end->add(new DateInterval('P1D'));
        $end = $end->format('Y-m-d');

        $project_where = "";
        $project_user_where = "";
        $project_contact_where = "";
        if (count($projects) > 1 || $projects[0] != '') {
            $project_where = " AND project_id IN( '" . implode("','", $projects) . "' )";
            $project_user_where = " AND project_users_1project_ida IN( '" . implode("','", $projects) . "' )";
            $project_contact_where = " AND project_contacts_1project_ida IN( '" . implode("','", $projects) . "' )";
        }

        $user_where = "";
        if (count($users) > 1 || $users[0] != '') {
            $user_where = " AND project_users_1users_idb IN( '" . implode("','", $users) . "' )";
        }

        $contacts_where = "";
        if (count($contacts) > 1 || $contacts[0] != '') {
            $contacts_where = " AND project_contacts_1contacts_idb IN( '" . implode("','", $contacts) . "' )";
        }

        //Get the users data from the database

        $users_resource_query = "SELECT distinct project_users_1users_idb as id, first_name, last_name, 'project_users_1_c' AS type
							  FROM project_users_1_c
							  JOIN users ON users.id = project_users_1users_idb
							  WHERE project_users_1_c.deleted =0 " . $user_where . $project_user_where ;


        $contacts_resource_query = "SELECT distinct project_contacts_1contacts_idb AS id, first_name, last_name, 'project_contacts_1_c' AS type
							  FROM project_contacts_1_c
							  JOIN contacts ON contacts.id = project_contacts_1contacts_idb
							  WHERE project_contacts_1_c.deleted =0 " . $contacts_where  . $project_contact_where;


        if ($users[0] != 'none'  && $contacts[0] != 'none') {
            $resource_query = $users_resource_query . '  UNION ' . $contacts_resource_query;
        } elseif ($users[0] == 'none') {
            $resource_query = $contacts_resource_query;
        } elseif ($contacts[0] == 'none') {
            $resource_query = $users_resource_query ;
        } else {
            $resource_query = "SELECT '0' as id, ' ' as first_name, ' ' as last_name, 'project_users_1_c' AS type";
        }

        $resources = $db->query($resource_query);


        //create array to hold the users
        $resource_list = array();
        //Loop through users
        while ($row = $db->fetchByAssoc($resources)) {  //get each users associated project tasks
            $Task = BeanFactory::getBean('ProjectTask');
            $tasks = $Task->get_full_list("date_start", "project_task.assigned_user_id = '".$row['id']."' AND (project_task.project_id is not null AND project_task.project_id <> '') " . $project_where);
            //put users tasks in an array
            $taskarr = array();
            $t = 0;
            $skipped = 0;
            if (!is_null($tasks)) {
                foreach ($tasks as $task) {
                    if ($this->count_days($start, $task->date_start) == -1 && $this->count_days($start, $task->date_finish) == -1) {
                        $skipped++;
                    } else {
                        $taskarr[$t]['id'] = $task->id;
                        $taskarr[$t]['name'] = $task->name;
                        $taskarr[$t]['status'] = $task->status;
                        $taskarr[$t]['% cpl'] = $task->percent_complete;
                        $taskarr[$t]['start_day'] = $this->count_days($start, $task->date_start);//Works out how many days into the chart the task starts
                        $taskarr[$t]['duration'] = $task->duration;//how many days long is the task
                        $taskarr[$t]['end_day'] = $this->count_days($start, $task->date_finish);//Works out how many days from start of the chart the task end day is.
                        $taskarr[$t]['start_date'] = $task->date_start;
                        $taskarr[$t]['end_date'] = $task->date_finish;
                        $taskarr[$t]['project_id'] = $task->project_id;//parent projects id
                        //get the project name (don't think this is really necessary)
                        $project = BeanFactory::newBean('Project');
                        $project->retrieve($task->project_id);
                        $taskarr[$t]['project_name'] = $project->name;//parent projects id

                        $t ++;
                    }
                }
            }

            $row['task_count'] = $t;//the number of tasks for the user
            $row['tasks'] = $taskarr;//add users tasks to main user array
            //convert user array to an array of user objects
            $resource_list[] = (object)$row;
        }

        //Generate the resource chart by passing in the start date, end date and the array of user objects
        new chart($start, $end, $projects, $users, $contacts, $resource_list, $chart_type);
        /* echo '<pre>';
          print_r($resource_list);
          echo '</pre>';*/
        die();
    }


    //Get tasks for resource chart tooltips
    public function action_Tooltips()
    {
        global $mod_strings;

        $db = DBManagerFactory::getInstance();

        $start_date = $db->quote($_REQUEST['start_date']);
        $end_date = $db->quote($_REQUEST['end_date']);
        $resource_id = $db->quote($_REQUEST['resource_id']);

        $projects = explode(",", $db->quote($_REQUEST['projects']));
        $project_where = "";
        if (count($projects) > 1 || $projects[0] != '') {
            $project_where = " AND project_id IN( '" . implode("','", $projects) . "' )";
        }

        $Task = BeanFactory::getBean('ProjectTask');

        $tasks = $Task->get_full_list("date_start", "project_task.assigned_user_id = '".$resource_id."' AND ( ( project_task.date_start BETWEEN '".$start_date."'  AND '".$end_date."' ) OR ( project_task.date_finish BETWEEN '".$start_date."' AND '".$end_date."' ) OR ( '".$start_date."' BETWEEN project_task.date_start  AND project_task.date_finish ) OR ( '".$end_date."' BETWEEN project_task.date_start AND project_task.date_finish ) ) AND (project_id is not null AND project_id <> '') " . $project_where);

        echo '<table class="qtip_table">';
        echo '<tr><th>'.$mod_strings['LBL_TOOLTIP_PROJECT_NAME'].'</th><th>'.$mod_strings['LBL_TOOLTIP_TASK_NAME'].'</th><th>'.$mod_strings['LBL_TOOLTIP_TASK_DURATION'].'</th></tr>';
        if (is_array($tasks)) {
            foreach ($tasks as $task) {
                echo '<tr><td><a target="_blank" href="index.php?module=Project&action=DetailView&record='.$task->project_id.'">'.$task->project_name.'</a></td><td>'.$task->name.'</td><td>'.$task->duration.' '.$task->duration_unit.'</td></tr>';
            }
        }
        echo '</table>';

        die();
    }

    /*********************************** Utility functions **************************************/


    //Returns the total number of days between two dates
    public function count_days($start_date, $end_date)
    {
        $d1 = new DateTime($start_date);
        $d2 = new DateTime($end_date);
        //If the task's end date is before chart's start date return -1 to make sure task starts on first day of the chart
        if ($d2 < $d1) {
            return -1;
        }
        $difference = $d1->diff($d2);
        return $difference->days;
    }

    // Function for basic field validation (present and neither empty nor only white space
    public function IsNullOrEmptyString($question)
    {
        return (!isset($question) || trim($question)==='');
    }
}