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mirror of https://github.com/salesagility/SuiteCRM.git synced 2024-11-25 00:56:49 +00:00
salesagility_SuiteCRM/modules/Project/gantt.php
2023-07-18 15:53:09 +01:00

302 lines
15 KiB
PHP

<?php
/**
*
* SugarCRM Community Edition is a customer relationship management program developed by
* SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.
*
* SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
* Copyright (C) 2011 - 2018 SalesAgility Ltd.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License version 3 as published by the
* Free Software Foundation with the addition of the following permission added
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* 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 Affero 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.
*
* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
* reasonably feasible for technical reasons, the Appropriate Legal Notices must
* display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
*/
if (!defined('sugarEntry') || !sugarEntry) {
die('Not A Valid Entry Point');
}
#[\AllowDynamicProperties]
class Gantt
{
private $start_date;
private $end_date;
private $tasks;
public function __construct($start_date, $end_date, $tasks)
{
$this->start_date = $start_date;
$this->end_date = $end_date;
$this->tasks = $tasks;
//draw the grid
$this->draw($this->start_date, $this->end_date, $this->tasks);
}
public function draw($start_date, $end_date, $tasks)
{
$day_count = $this->count_days($start_date, $end_date);
$diff_interval = 30 - $day_count;
if ($diff_interval <= 0) {
$time_span = $this->year_month($start_date, $end_date);
} else {
$time_span = $this->year_month($start_date, $end_date, $diff_interval);
}
// $project_length = $this->time_range($start_date, $end_date);
//Generate main table and the first row containing the months
echo '<table class="main_table"><tr class="month_row">';
foreach ($time_span as $months) {
foreach ($months as $month => $days) {
echo '<td class="months">'.$month.'</td>';
}
}
//end the month row and start the days row
echo '</tr><tr class="day_row">';
$month_count = 0;//start month count
foreach ($time_span as $months) {
$m=0;
foreach ($months as $days) {
echo '<td class="inner_container">';
//Generate a table containing the days in each month
echo '<table class="table_inner"><tr>';
foreach ($days as $day => $d) {
echo '<td class="inner_td"><div class="cell_width">'.$day.'</div></td>';//day number shown
}
echo '</tr><tr>';
foreach ($days as $d) {
echo '<td class="inner_td"><div class="cell_width">'.$this->substr_unicode($d, 0, 1).'</div></td>';//First letter of the days name shown
}
echo '</tr></table></td>';//end table containing the days in each month
$m++;
}
$month_count += $m; //total month count
}
//for each task generate a row of empty days
$i=1;
if (!is_null($tasks)) {
foreach ($tasks as $task) {
echo '</tr><tr class="task_row">';
echo '<td colspan="'.$month_count.'"><table id="task'.$i.'" class="table_inner"><tr>';
$task_start_day = $this->count_days($start_date, $task->date_start);
$task_end_day = $this->count_days($start_date, $task->date_finish);
$task_duration = $this->count_days($task->date_start, $task->date_finish);
$task->predecessors = $task->predecessors == '' ? 0 : $task->predecessors;
for ($x=1; $x<= $day_count; $x++) {
if ($x==1 && $x != $task_start_day) {
echo '<td class="inner_td"><div class="cell_width day_block"></div></td>';
} else {
if ($x==1 && $x == $task_start_day) {
if ($task->milestone_flag == '1' && ($task_duration == 0 || $task_duration == 1)) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="milestone link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<img src="modules/Project/images/add_milestone.png" />
</div>
</div>
</div></td><td class="inner_td"><div class="cell_width day_block"></div></td>';
} else {
if ($task_duration == 0 || $task_duration == 1) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="task1 link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'"></div>
</div>
</div>
</div></td><td class="inner_td"><div class="cell_width day_block"></div></td>';
} else {
echo '<td class="task_td" colspan="'.$task_duration.'"><div class="cell_width task_block">
<div class="task_block_inner">
<div class="task link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'">'.$task->name.'</div>
</div>
</div>
</div></td>';
}
}
} else {
if ($x == $task_start_day && $x == $day_count) {
if ($task->milestone_flag == '1' && ($task_duration == 0 || $task_duration == 1)) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="milestone link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<img src="modules/Project/images/add_milestone.png" />
</div>
</div>
</div></td>';
} else {
if ($task_duration == 0 || $task_duration == 1) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="task1 link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'"></div>
</div>
</div>
</div></td>';
} else {
echo '<td class="task_td" colspan="'.$task_duration.'"><div class="cell_width task_block">
<div class="task_block_inner">
<div class="task link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'">'.$task->name.'</div>
</div>
</div>
</div></td>';
}
}
} else {
if ($x == $task_start_day) {
if ($task->milestone_flag == '1' && ($task_duration == 0 || $task_duration == 1)) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="milestone link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<img src="modules/Project/images/add_milestone.png" />
</div>
</div>
</div></td><td class="inner_td"><div class="cell_width day_block"></div></td>';
} else {
if ($task_duration == 0 || $task_duration == 1) {
echo '<td class="task_td2"><div class="cell_width task_block1">
<div class="task_block_inner">
<div class="task1 link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'"></div>
</div>
</div>
</div></td><td class="inner_td"><div class="cell_width day_block"></div></td>';
} else {
echo '<td class="task_td" colspan="'.$task_duration.'"><div class="cell_width task_block">
<div class="task_block_inner">
<div class="task link" id="'.$task->project_task_id.'" pre="'.$task->predecessors.'" link="'.$task->relationship_type.'" rel="'.$task->name.'">
<div class="task_percent" rel="'.$task->percent_complete.'"></div>
</div>
</div>
</div></td>';
}
}
} else {
if ($x == $day_count) {
} else {
if ($x > $task_start_day && $x < $task_end_day) {
//leave blank
} else {
echo '<td class="inner_td"><div class="cell_width day_block"></div></td>';
}
}
}
}
}
}
}
echo '</tr></table ></td></tr>';
$i++;
}
}
echo '</table>';
}
//Returns an array containing the years, months and days between two dates
public function year_month($start_date, $end_date, $diff_interval=1)
{
$begin = new DateTime($start_date);
$end = new DateTime($end_date);
$end->add(new DateInterval('P'. $diff_interval .'D')); //Add 1 day to include the end date as a day
$interval = new DateInterval('P1D'); // 1 month interval
$period = new DatePeriod($begin, $interval, $end);
$aResult = array();
foreach ($period as $dt) {
$y = $dt->format('Y');
$m = $GLOBALS['app_list_strings']['dom_cal_month_short'][$dt->format('n')];
$j = $dt->format('j');
$d = $GLOBALS['app_list_strings']['dom_cal_day_short'][$dt->format('w')+1];
$aResult[$y][$m][$j] = $d;
}
return $aResult;
}
//Returns the total number of days between two dates
public function count_days($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;
}
$d2->add(new DateInterval('P1D')); //Add 1 day to include the end date as a day
$difference = $d1->diff($d2);
return $difference->days;
}
//Returns the time span between two dates in years months and days
public function time_range($start_date, $end_date)
{
$datetime1 = new DateTime($start_date);
$datetime2 = new DateTime($end_date);
$datetime2->add(new DateInterval('P1D')); //Add 1 day to include the end date as a day
$interval = $datetime1->diff($datetime2);
return $interval->format('%y years %m months and %d days');
}
public function substr_unicode($str, $s, $l = null)
{
return implode("", array_slice(
preg_split("//u", (string) $str, -1, PREG_SPLIT_NO_EMPTY),
$s,
$l
));
}
// Function for basic field validation (present and neither empty nor only white space
public function IsNullOrEmptyString($question)
{
return (!isset($question) || trim($question)==='');
}
}