<?php
/* Copyright (C) 2003-2007 Rodolphe Quiedeville  <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2010 Laurent Destailleur   <eldy@users.sourceforge.net>
 * Copyright (C) 2005      Marc Barilley / Ocebo <marc@ocebo.com>
 * Copyright (C) 2005-2012 Regis Houssin         <regis.houssin@capnetworks.com>
 * Copyright (C) 2005      Simon TOSSER          <simon@kornog-computing.com>
 * Copyright (C) 2013      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 <http://www.gnu.org/licenses/>.
 */

/**
 *       \file       htdocs/product/document.php
 *       \ingroup    product
 *       \brief      Page des documents joints sur les produits
 */

require '../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.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';
if (!empty($conf->global->PRODUIT_PDF_MERGE_PROPAL))
	require_once DOL_DOCUMENT_ROOT.'/product/class/propalmergepdfproduct.class.php';

$langs->load("other");
$langs->load("products");

$id = GETPOST('id', 'int');
$ref = GETPOST('ref', 'alpha');
$action=GETPOST('action','alpha');
$confirm=GETPOST('confirm','alpha');

// Security check
$fieldvalue = (! empty($id) ? $id : (! empty($ref) ? $ref : ''));
$fieldtype = (! empty($ref) ? 'ref' : 'rowid');
if ($user->societe_id) $socid=$user->societe_id;
$result=restrictedArea($user,'produit|service',$fieldvalue,'product&product','','',$fieldtype);

// Initialize technical object to manage hooks of thirdparties. Note that conf->hooks_modules contains array array
$hookmanager->initHooks(array('productdocuments'));

// Get parameters
$sortfield = GETPOST("sortfield",'alpha');
$sortorder = GETPOST("sortorder",'alpha');
$page = GETPOST("page",'int');
if ($page == -1) { $page = 0; }
$offset = $conf->liste_limit * $page;
$pageprev = $page - 1;
$pagenext = $page + 1;
if (! $sortorder) $sortorder="ASC";
if (! $sortfield) $sortfield="name";


$object = new Product($db);
if ($id > 0 || ! empty($ref))
{
    $result = $object->fetch($id, $ref);

    if (! empty($conf->product->enabled)) $upload_dir = $conf->product->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 0, $object, 'product').dol_sanitizeFileName($object->ref);
    elseif (! empty($conf->service->enabled)) $upload_dir = $conf->service->multidir_output[$object->entity].'/'.get_exdir(0, 0, 0, 0, $object, 'product').dol_sanitizeFileName($object->ref);
    
	if (! empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO))    // For backward compatiblity, we scan also old dirs
	{
	    if (! empty($conf->product->enabled)) $upload_dirold = $conf->product->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2),1,1).'/'.substr(substr("000".$object->id, -2),0,1).'/'.$object->id."/photos";
	    else $upload_dirold = $conf->service->multidir_output[$object->entity].'/'.substr(substr("000".$object->id, -2),1,1).'/'.substr(substr("000".$object->id, -2),0,1).'/'.$object->id."/photos";
	}
}
$modulepart='produit';


/*
 * Actions
 */

$parameters=array('id'=>$id);
$reshook=$hookmanager->executeHooks('doActions',$parameters,$object,$action);    // Note that $action and $object may have been modified by some hooks
if ($reshook < 0) setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');

if (empty($reshook))
{
	//Delete line if product propal merge is linked to a file
	if (!empty($conf->global->PRODUIT_PDF_MERGE_PROPAL))
	{
		if ($action == 'confirm_deletefile' && $confirm == 'yes')
		{
			//extract file name
			$urlfile = GETPOST('urlfile', 'alpha');
			$filename = basename($urlfile);
			$filetomerge = new Propalmergepdfproduct($db);
			$filetomerge->fk_product=$object->id;
			$filetomerge->file_name=$filename;
			$result=$filetomerge->delete_by_file($user);
			if ($result<0) {
				setEventMessages($filetomerge->error, $filetomerge->errors, 'errors');
			}
		}
	}

	// Action submit/delete file/link
	include_once DOL_DOCUMENT_ROOT.'/core/actions_linkedfiles.inc.php';

}

if ($action=='filemerge')
{
	$is_refresh = GETPOST('refresh');
	if (empty($is_refresh)) {

		$filetomerge_file_array = GETPOST('filetoadd');

		$filetomerge_file_array = GETPOST('filetoadd');

		if ($conf->global->MAIN_MULTILANGS) {
			$lang_id = GETPOST('lang_id');
		}

		// Delete all file already associated
		$filetomerge = new Propalmergepdfproduct($db);

		if ($conf->global->MAIN_MULTILANGS) {
			$result=$filetomerge->delete_by_product($user, $object->id, $lang_id);
		} else {
			$result=$filetomerge->delete_by_product($user, $object->id);
		}
		if ($result<0) {
			setEventMessages($filetomerge->error, $filetomerge->errors, 'errors');
		}

		// for each file checked add it to the product
		if (is_array($filetomerge_file_array)) {
			foreach ( $filetomerge_file_array as $filetomerge_file ) {
				$filetomerge->fk_product = $object->id;
				$filetomerge->file_name = $filetomerge_file;

				if ($conf->global->MAIN_MULTILANGS) {
					$filetomerge->lang = $lang_id;
				}

				$result=$filetomerge->create($user);
				if ($result<0) {
					setEventMessages($filetomerge->error, $filetomerge->errors, 'errors');
				}
			}
		}
	}
}


/*
 *	View
 */

$form = new Form($db);

$title = $langs->trans('ProductServiceCard');
$helpurl = '';
$shortlabel = dol_trunc($object->label,16);
if (GETPOST("type") == '0' || ($object->type == Product::TYPE_PRODUCT))
{
	$title = $langs->trans('Product')." ". $shortlabel ." - ".$langs->trans('Documents');
	$helpurl='EN:Module_Products|FR:Module_Produits|ES:M&oacute;dulo_Productos';
}
if (GETPOST("type") == '1' || ($object->type == Product::TYPE_SERVICE))
{
	$title = $langs->trans('Service')." ". $shortlabel ." - ".$langs->trans('Documents');
	$helpurl='EN:Module_Services_En|FR:Module_Services|ES:M&oacute;dulo_Servicios';
}

llxHeader('', $title, $helpurl);


if ($object->id)
{
	$head=product_prepare_head($object);
	$titre=$langs->trans("CardProduct".$object->type);
	$picto=($object->type== Product::TYPE_SERVICE?'service':'product');
	dol_fiche_head($head, 'documents', $titre, 0, $picto);

	$reshook=$hookmanager->executeHooks('formObjectOptions',$parameters,$object,$action);    // Note that $action and $object may have been modified by hook
	if ($reshook < 0) setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');

	// Construit liste des fichiers
	$filearray=dol_dir_list($upload_dir,"files",0,'','(\.meta|_preview\.png)$',$sortfield,(strtolower($sortorder)=='desc'?SORT_DESC:SORT_ASC),1);

	if (! empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO))    // For backward compatiblity, we scan also old dirs
	{
		$filearrayold=dol_dir_list($upload_dirold,"files",0,'','(\.meta|_preview\.png)$',$sortfield,(strtolower($sortorder)=='desc'?SORT_DESC:SORT_ASC),1);
		$filearray=array_merge($filearray, $filearrayold);
	}

	$totalsize=0;
	foreach($filearray as $key => $file)
	{
		$totalsize+=$file['size'];
	}


    $linkback = '<a href="'.DOL_URL_ROOT.'/product/list.php">'.$langs->trans("BackToList").'</a>';
    
	dol_banner_tab($object, 'ref', $linkback, ($user->societe_id?0:1), 'ref');
    
    print '<div class="fichecenter">';
    
    print '<div class="underbanner clearboth"></div>';
    print '<table class="border tableforfield" width="100%">';

    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>';

    print '</div>';
    print '<div style="clear:both"></div>';
    
    dol_fiche_end();

    $permission = (($object->type == Product::TYPE_PRODUCT && $user->rights->produit->creer) || ($object->type == Product::TYPE_SERVICE && $user->rights->service->creer));
    $param = '&id=' . $object->id;
    include_once DOL_DOCUMENT_ROOT . '/core/tpl/document_actions_post_headers.tpl.php';

    // Merge propal PDF document PDF files
    if (!empty($conf->global->PRODUIT_PDF_MERGE_PROPAL))
    {
    	$filetomerge = new Propalmergepdfproduct($db);

    	if ($conf->global->MAIN_MULTILANGS) {
    		$lang_id = GETPOST('lang_id');
    		$result = $filetomerge->fetch_by_product($object->id, $lang_id);
    	} else {
    		$result = $filetomerge->fetch_by_product($object->id);
    	}

    	$form = new Form($db);


    	$filearray = dol_dir_list($upload_dir, "files", 0, '', '\.meta$', 'name', SORT_ASC, 1);

    	if (! empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO))    // For backward compatiblity, we scan also old dirs
    	{

    		$filearray = array_merge($filearray,dol_dir_list($upload_dirold, "files", 0, '', '\.meta$', 'name', SORT_ASC, 1));
    	}

    	// For each file build select list with PDF extention
    	if (count($filearray) > 0)
    	{
    		print '<br>';
    		// Actual file to merge is :
    		if (count($filetomerge->lines) > 0) {
    			print $langs->trans('PropalMergePdfProductActualFile');
    		}

    		print '<form name="filemerge" action="' . DOL_URL_ROOT . '/product/document.php?id=' . $object->id . '" method="post">';
    		print '<input type="hidden" name="token" value="' . $_SESSION['newtoken'] . '">';
    		print '<input type="hidden" name="action" value="filemerge">';
    		if (count($filetomerge->lines) == 0) {
    			print $langs->trans('PropalMergePdfProductChooseFile');
    		}

    		print  '<table class="noborder">';

    		// Get language
    		if ($conf->global->MAIN_MULTILANGS) {

    			$langs->load("languages");

    			print  '<tr class="liste_titre"><td>';

    			$delauft_lang = empty($lang_id) ? $langs->getDefaultLang() : $lang_id;

    			$langs_available = $langs->get_available_languages(DOL_DOCUMENT_ROOT, 12);

			    print Form::selectarray('lang_id', $langs_available, $delauft_lang, 0, 0, 0, '', 0, 0, 0, 'ASC');

    			if ($conf->global->MAIN_MULTILANGS) {
    				print  '<input type="submit" class="button" name="refresh" value="' . $langs->trans('Refresh') . '">';
    			}

    			print  '</td></tr>';
    		}

    		$style = 'impair';
    		foreach ($filearray as $filetoadd)
    		{
    			if ($ext = pathinfo($filetoadd['name'], PATHINFO_EXTENSION) == 'pdf')
    			{
    				if ($style == 'pair') {
    					$style = 'impair';
    				} else {
    					$style = 'pair';
    				}

    				$checked = '';
    				$filename = $filetoadd['name'];

    				if ($conf->global->MAIN_MULTILANGS) 
    				{
    					if (array_key_exists($filetoadd['name'] . '_' . $delauft_lang, $filetomerge->lines)) 
    					{
    						$filename = $filetoadd['name'] . ' - ' . $langs->trans('Language_' . $delauft_lang);
    						$checked = ' checked ';
    					}
    				}
    				else 
    				{
    					if (array_key_exists($filetoadd['name'], $filetomerge->lines)) 
    					{
    						$checked = ' checked ';
    					}
    				}

    				print  '<tr class="' . $style . '"><td>';
    				print  '<input type="checkbox" ' . $checked . ' name="filetoadd[]" id="filetoadd" value="' . $filetoadd['name'] . '">' . $filename . '</input>';
    				print  '</td></tr>';
    			}
    		}

    		print  '<tr><td>';
    		print  '<input type="submit" class="button" name="save" value="' . $langs->trans('Save') . '">';
    		print  '</td></tr>';

    		print  '</table>';

    		print  '</form>';
    	}
    }

}
else
{
	print $langs->trans("ErrorUnknown");
}


llxFooter();
$db->close();
