<?php
/* Copyright (C) 2010-2012 Regis Houssin        <regis.houssin@inodbox.com>
 * Copyright (C) 2006-2012 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2012      Florian Henry        <florian.henry@open-concept.pro>
 * Copyright (C) 2013      Cédric Salvador      <csalvador@gpcsolutions.fr>
 *
 * 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 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 General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */

/**
 *	\file       htdocs/projet/tasks/document.php
 *	\ingroup    project
 *	\brief      Page de gestion des documents attachees a une tache d'un projet
 */

require '../../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';

// Load translation files required by the page
$langs->loadLangs(array('projects', 'other'));

$action = GETPOST('action', 'alpha');
$confirm = GETPOST('confirm', 'alpha');
$mine = $_REQUEST['mode'] == 'mine' ? 1 : 0;
//if (! $user->rights->projet->all->lire) $mine=1;	// Special for projects
$id = GETPOST('id', 'int');
$ref = GETPOST('ref', 'alpha');
$withproject = GETPOST('withproject', 'int');
$project_ref = GETPOST('project_ref', 'alpha');

// Security check
$socid = 0;
//if ($user->socid > 0) $socid = $user->socid;    // For external user, no check is done on company because readability is managed by public status of project and assignement.
//$result=restrictedArea($user,'projet',$id,'');
if (!$user->rights->projet->lire) accessforbidden();

// Get parameters
$limit = GETPOST('limit', 'int') ? GETPOST('limit', 'int') : $conf->liste_limit;
$sortfield = GETPOST("sortfield", 'alpha');
$sortorder = GETPOST("sortorder", 'alpha');
$page = GETPOSTISSET('pageplusone') ? (GETPOST('pageplusone') - 1) : GETPOST("page", 'int');
if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
$offset = $limit * $page;
$pageprev = $page - 1;
$pagenext = $page + 1;
if (!$sortorder) $sortorder = "ASC";
if (!$sortfield) $sortfield = "name";

$object = new Task($db);
$projectstatic = new Project($db);

/*
 * Actions
 */

// Retreive First Task ID of Project if withprojet is on to allow project prev next to work
if (!empty($project_ref) && !empty($withproject))
{
	if ($projectstatic->fetch(0, $project_ref) > 0)
	{
		$tasksarray = $object->getTasksArray(0, 0, $projectstatic->id, $socid, 0);
		if (count($tasksarray) > 0)
		{
			$id = $tasksarray[0]->id;
			$object->fetch($id);
		}
		else
		{
			header("Location: ".DOL_URL_ROOT.'/projet/tasks.php?id='.$projectstatic->id.($withproject ? '&withproject=1' : '').(empty($mode) ? '' : '&mode='.$mode));
			exit;
		}
	}
}

if ($id > 0 || !empty($ref))
{
	if ($object->fetch($id, $ref) > 0)
	{
		if (!empty($conf->global->PROJECT_ALLOW_COMMENT_ON_TASK) && method_exists($object, 'fetchComments') && empty($object->comments)) $object->fetchComments();
		$projectstatic->fetch($object->fk_project);
		if (!empty($conf->global->PROJECT_ALLOW_COMMENT_ON_PROJECT) && method_exists($projectstatic, 'fetchComments') && empty($projectstatic->comments)) $projectstatic->fetchComments();

		if (!empty($projectstatic->socid)) {
			$projectstatic->fetch_thirdparty();
		}

		$object->project = clone $projectstatic;

		$upload_dir = $conf->projet->dir_output.'/'.dol_sanitizeFileName($projectstatic->ref).'/'.dol_sanitizeFileName($object->ref);
	}
	else
	{
		dol_print_error($db);
	}
}

include_once DOL_DOCUMENT_ROOT.'/core/actions_linkedfiles.inc.php';


/*
 * View
 */

$form = new Form($db);

llxHeader('', $langs->trans('Task'));

if ($object->id > 0)
{
	$projectstatic->fetch_thirdparty();

	$userWrite = $projectstatic->restrictedProjectArea($user, 'write');

	if (!empty($withproject))
	{
		// Tabs for project
		$tab = 'tasks';
		$head = project_prepare_head($projectstatic);

		dol_fiche_head($head, $tab, $langs->trans("Project"), -1, ($projectstatic->public ? 'projectpub' : 'project'));

		$param = ($mode == 'mine' ? '&mode=mine' : '');

		// Project card

        $linkback = '<a href="'.DOL_URL_ROOT.'/projet/list.php?restore_lastsearch_values=1">'.$langs->trans("BackToList").'</a>';

        $morehtmlref = '<div class="refidno">';
        // Title
        $morehtmlref .= $projectstatic->title;
        // Thirdparty
        if ($projectstatic->thirdparty->id > 0)
        {
            $morehtmlref .= '<br>'.$langs->trans('ThirdParty').' : '.$projectstatic->thirdparty->getNomUrl(1, 'project');
        }
        $morehtmlref .= '</div>';

        // Define a complementary filter for search of next/prev ref.
        if (!$user->rights->projet->all->lire)
        {
            $objectsListId = $projectstatic->getProjectsAuthorizedForUser($user, 0, 0);
            $projectstatic->next_prev_filter = " rowid in (".(count($objectsListId) ?join(',', array_keys($objectsListId)) : '0').")";
        }

        dol_banner_tab($projectstatic, 'project_ref', $linkback, 1, 'ref', 'ref', $morehtmlref);

        print '<div class="fichecenter">';
        print '<div class="fichehalfleft">';
        print '<div class="underbanner clearboth"></div>';

        print '<table class="border tableforfield centpercent">';

        // Usage
        print '<tr><td class="tdtop">';
        print $langs->trans("Usage");
        print '</td>';
        print '<td>';
        if (!empty($conf->global->PROJECT_USE_OPPORTUNITIES))
        {
        	print '<input type="checkbox" disabled name="usage_opportunity"'.(GETPOSTISSET('usage_opportunity') ? (GETPOST('usage_opportunity', 'alpha') != '' ? ' checked="checked"' : '') : ($projectstatic->usage_opportunity ? ' checked="checked"' : '')).'"> ';
        	$htmltext = $langs->trans("ProjectFollowOpportunity");
        	print $form->textwithpicto($langs->trans("ProjectFollowOpportunity"), $htmltext);
        	print '<br>';
        }
        if (empty($conf->global->PROJECT_HIDE_TASKS))
        {
        	print '<input type="checkbox" disabled name="usage_task"'.(GETPOSTISSET('usage_task') ? (GETPOST('usage_task', 'alpha') != '' ? ' checked="checked"' : '') : ($projectstatic->usage_task ? ' checked="checked"' : '')).'"> ';
        	$htmltext = $langs->trans("ProjectFollowTasks");
        	print $form->textwithpicto($langs->trans("ProjectFollowTasks"), $htmltext);
        	print '<br>';
        }
        if (!empty($conf->global->PROJECT_BILL_TIME_SPENT))
        {
        	print '<input type="checkbox" disabled name="usage_bill_time"'.(GETPOSTISSET('usage_bill_time') ? (GETPOST('usage_bill_time', 'alpha') != '' ? ' checked="checked"' : '') : ($projectstatic->usage_bill_time ? ' checked="checked"' : '')).'"> ';
        	$htmltext = $langs->trans("ProjectBillTimeDescription");
        	print $form->textwithpicto($langs->trans("BillTime"), $htmltext);
        	print '<br>';
        }
        print '</td></tr>';

        // Visibility
        print '<tr><td class="titlefield">'.$langs->trans("Visibility").'</td><td>';
        if ($projectstatic->public) print $langs->trans('SharedProject');
        else print $langs->trans('PrivateProject');
        print '</td></tr>';

        // Date start - end
        print '<tr><td>'.$langs->trans("DateStart").' - '.$langs->trans("DateEnd").'</td><td>';
        $start = dol_print_date($projectstatic->date_start, 'day');
        print ($start ? $start : '?');
        $end = dol_print_date($projectstatic->date_end, 'day');
        print ' - ';
        print ($end ? $end : '?');
        if ($projectstatic->hasDelay()) print img_warning("Late");
        print '</td></tr>';

        // Budget
        print '<tr><td>'.$langs->trans("Budget").'</td><td>';
        if (strcmp($projectstatic->budget_amount, '')) print price($projectstatic->budget_amount, '', $langs, 1, 0, 0, $conf->currency);
        print '</td></tr>';

        // Other attributes
        $cols = 2;
        //include DOL_DOCUMENT_ROOT . '/core/tpl/extrafields_view.tpl.php';

        print '</table>';

        print '</div>';
        print '<div class="fichehalfright">';
        print '<div class="ficheaddleft">';
        print '<div class="underbanner clearboth"></div>';

        print '<table class="border tableforfield centpercent">';

        // Description
        print '<td class="titlefield tdtop">'.$langs->trans("Description").'</td><td>';
        print nl2br($projectstatic->description);
        print '</td></tr>';

        // Categories
        if ($conf->categorie->enabled) {
            print '<tr><td class="valignmiddle">'.$langs->trans("Categories").'</td><td>';
            print $form->showCategories($projectstatic->id, 'project', 1);
            print "</td></tr>";
        }

        print '</table>';

        print '</div>';
        print '</div>';
        print '</div>';

        print '<div class="clearboth"></div>';

		dol_fiche_end();

		print '<br>';
	}

	$head = task_prepare_head($object);
	dol_fiche_head($head, 'task_document', $langs->trans("Task"), -1, 'projecttask', 0, '', 'reposition');

	// Files list constructor
	$filearray = dol_dir_list($upload_dir, "files", 0, '', '(\.meta|_preview.*\.png)$', $sortfield, (strtolower($sortorder) == 'desc' ?SORT_DESC:SORT_ASC), 1);
	$totalsize = 0;
	foreach ($filearray as $key => $file)
	{
		$totalsize += $file['size'];
	}

	$param = (GETPOST('withproject') ? '&withproject=1' : '');
	$linkback = GETPOST('withproject') ? '<a href="'.DOL_URL_ROOT.'/projet/tasks.php?id='.$projectstatic->id.'">'.$langs->trans("BackToList").'</a>' : '';

	if (!GETPOST('withproject') || empty($projectstatic->id))
	{
	    $projectsListId = $projectstatic->getProjectsAuthorizedForUser($user, 0, 1);
	    $object->next_prev_filter = " fk_projet in (".$projectsListId.")";
	}
	else $object->next_prev_filter = " fk_projet = ".$projectstatic->id;

	$morehtmlref = '';

	// Project
	if (empty($withproject))
	{
	    $morehtmlref .= '<div class="refidno">';
	    $morehtmlref .= $langs->trans("Project").': ';
	    $morehtmlref .= $projectstatic->getNomUrl(1);
	    $morehtmlref .= '<br>';

	    // Third party
	    $morehtmlref .= $langs->trans("ThirdParty").': ';
	    if (is_object($projectstatic->thirdparty) && $projectstatic->thirdparty->id > 0) {
	    	$morehtmlref .= $projectstatic->thirdparty->getNomUrl(1);
	    }
	    $morehtmlref .= '</div>';
	}

	dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, $param);

	print '<div class="fichecenter">';

	print '<div class="underbanner clearboth"></div>';
	print '<table class="border tableforfield centpercent">';

	// Files infos
	print '<tr><td class="titlefield">'.$langs->trans("NbOfAttachedFiles").'</td><td colspan="3">'.count($filearray).'</td></tr>';
	print '<tr><td>'.$langs->trans("TotalSizeOfAttachedFiles").'</td><td colspan="3">'.$totalsize.' '.$langs->trans("bytes").'</td></tr>';

	print "</table>\n";

	print '</div>';

	dol_fiche_end();

	print '<br>';

	$param = '';
	if ($withproject) $param .= '&withproject=1';
	$modulepart = 'project_task';
	$permission = $user->rights->projet->creer;
	$permtoedit = $user->rights->projet->creer;
	$relativepathwithnofile = dol_sanitizeFileName($projectstatic->ref).'/'.dol_sanitizeFileName($object->ref).'/';
	include_once DOL_DOCUMENT_ROOT.'/core/tpl/document_actions_post_headers.tpl.php';
}
else
{
	header('Location: index.php');
	exit;
}

// End of page
llxFooter();
$db->close();