<?php
/* Copyright (C) 2001-2007	Rodolphe Quiedeville	<rodolphe@quiedeville.org>
 * Copyright (c) 2004-2017	Laurent Destailleur		<eldy@users.sourceforge.net>
 * Copyright (C) 2005-2012	Regis Houssin			<regis.houssin@inodbox.com>
 * Copyright (C) 2005		Eric Seigne				<eric.seigne@ryxeo.com>
 * Copyright (C) 2013		Juanjo Menent			<jmenent@2byte.es>
 *
 * 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/stats/card.php
 *       \ingroup    product
 *       \brief      Page of product statistics
 */

require '../../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/dolgraph.class.php';
require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';

$WIDTH=DolGraph::getDefaultGraphSizeForStats('width',380);
$HEIGHT=DolGraph::getDefaultGraphSizeForStats('height',160);

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

$id		= GETPOST('id','int');         // For this page, id can also be 'all'
$ref	= GETPOST('ref');
$mode	= (GETPOST('mode') ? GETPOST('mode') : 'byunit');
$search_year   = GETPOST('search_year','int');
$search_categ  = GETPOST('search_categ','int');

$error	= 0;
$mesg	= '';
$graphfiles=array();

$socid='';
if (! empty($user->societe_id)) $socid=$user->societe_id;

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

$tmp=dol_getdate(dol_now());
$currentyear=$tmp['year'];
if (empty($search_year)) $search_year=$currentyear;


/*
 * Actions
 */

// None


/*
 *	View
 */

$form = new Form($db);
$htmlother = new FormOther($db);
$object = new Product($db);

if (! $id && empty($ref))
{
    llxHeader("",$langs->trans("ProductStatistics"));

    $type = GETPOST('type','int');

   	$helpurl='';
    if ($type == '0')
    {
        $helpurl='EN:Module_Products|FR:Module_Produits|ES:M&oacute;dulo_Productos';
        //$title=$langs->trans("StatisticsOfProducts");
        $title=$langs->trans("Statistics");
    }
    else if ($type == '1')
    {
        $helpurl='EN:Module_Services_En|FR:Module_Services|ES:M&oacute;dulo_Servicios';
        //$title=$langs->trans("StatisticsOfServices");
        $title=$langs->trans("Statistics");
    }
    else
    {
        $helpurl='EN:Module_Services_En|FR:Module_Services|ES:M&oacute;dulo_Servicios';
        //$title=$langs->trans("StatisticsOfProductsOrServices");
        $title=$langs->trans("Statistics");
    }

    print load_fiche_titre($title, $mesg,'title_products.png');
}
else
{
    $result = $object->fetch($id,$ref);

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

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


if ($result && (! empty($id) || ! empty($ref)))
{
	$head=product_prepare_head($object);
	$titre=$langs->trans("CardProduct".$object->type);
	$picto=($object->type==Product::TYPE_SERVICE?'service':'product');

	dol_fiche_head($head, 'stats', $titre, -1, $picto);

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

    dol_banner_tab($object, 'ref', $linkback, ($user->societe_id?0:1), 'ref', '', '', '', 0, '', '', 1);

    dol_fiche_end();
}
if (empty($id) & empty($ref))
{
    $h=0;
    $head = array();

    $head[$h][0] = DOL_URL_ROOT.'/product/stats/card.php'.($type != ''?'?type='.$type:'');
    $head[$h][1] = $langs->trans("Chart");
    $head[$h][2] = 'chart';
    $h++;

	$title = $langs->trans("ListProductServiceByPopularity");
    if ((string) $type == '1') {
    	$title = $langs->trans("ListServiceByPopularity");
    }
    if ((string) $type == '0') {
    	$title = $langs->trans("ListProductByPopularity");
    }

    $head[$h][0] = DOL_URL_ROOT.'/product/popuprop.php'.($type != ''?'?type='.$type:'');
    $head[$h][1] = $title;
    $head[$h][2] = 'popularityprop';
    $h++;

    dol_fiche_head($head, 'chart', $langs->trans("Statistics"), -1);
}


if ($result || empty($id))
{
    print '<form name="stats" method="POST" action="'.$_SERVER["PHP_SELF"].'">';
    print '<input type="hidden" name="id" value="'.$id.'">';

	print '<table class="noborder" width="100%">';
	print '<tr class="liste_titre"><td class="liste_titre" colspan="2">'.$langs->trans("Filter").'</td></tr>';

	if (empty($id))
	{
    	// Type
		print '<tr><td class="titlefield">'.$langs->trans("ProductsAndServices").'</td><td>';
		$array=array('-1'=>'&nbsp;', '0'=>$langs->trans('Product'), '1'=>$langs->trans('Service'));
		print $form->selectarray('type', $array, $type);
		print '</td></tr>';

		// Tag
		if ($conf->categorie->enabled)
		{
    		print '<tr><td class="titlefield">'.$langs->trans("Categories").'</td><td>';
    		//$moreforfilter.='<div class="divsearchfield">';
    		$moreforfilter.=$htmlother->select_categories(Categorie::TYPE_PRODUCT,$search_categ,'search_categ',1);
    		//$moreforfilter.='</div>';
    		print $moreforfilter;
    		print '</td></tr>';
		}
	}

	// Year
	print '<tr><td class="titlefield">'.$langs->trans("Year").'</td><td>';
	$arrayyears=array();
	for ($year = $currentyear - 10; $year < $currentyear + 10 ; $year++)
	{
	    $arrayyears[$year]=$year;
	}
	if (! in_array($year,$arrayyears)) $arrayyears[$year]=$year;
	if (! in_array($nowyear,$arrayyears)) $arrayyears[$nowyear]=$nowyear;
	arsort($arrayyears);
	print $form->selectarray('search_year',$arrayyears,$search_year,0);
	print '</td></tr>';
	print '</table>';
	print '<div class="center"><input type="submit" name="submit" class="button" value="'.$langs->trans("Refresh").'"></div>';
	print '</form>';

	print '<br>';


	// Choice of stats mode (byunit or bynumber)
	if (! empty($conf->dol_use_jmobile)) print "\n".'<div class="fichecenter"><div class="nowrap">'."\n";

	if ($mode == 'bynumber') print '<a href="'.$_SERVER["PHP_SELF"].'?id='.(GETPOST('id')?GETPOST('id'):$object->id).($type != '' ? '&type='.$type:'').'&mode=byunit&search_year='.$search_year.'">';
	else print img_picto('','tick').' ';
	print $langs->trans("StatsByNumberOfUnits");
	if ($mode == 'bynumber') print '</a>';

	if (! empty($conf->dol_use_jmobile)) print '</div>'."\n".'<div class="nowrap">'."\n";
	else print ' &nbsp; / &nbsp; ';

	if ($mode == 'byunit') print '<a href="'.$_SERVER["PHP_SELF"].'?id='.(GETPOST('id')?GETPOST('id'):$object->id).($type != '' ? '&type='.$type:'').'&mode=bynumber&search_year='.$search_year.'">';
	else print img_picto('','tick').' ';
	print $langs->trans("StatsByNumberOfEntities");
	if ($mode == 'byunit') print '</a>';

	if (! empty($conf->dol_use_jmobile)) print '</div></div>';
	else print '<br>';
	print '<br>';

	//print '<table width="100%">';

	// Generation des graphs
	$dir = (! empty($conf->product->multidir_temp[$object->entity])?$conf->product->multidir_temp[$object->entity]:$conf->service->multidir_temp[$object->entity]);
	if ($object->id > 0)  // We are on statistics for a dedicated product
	{
		if (! file_exists($dir.'/'.$object->id))
		{
			if (dol_mkdir($dir.'/'.$object->id) < 0)
			{
				$mesg = $langs->trans("ErrorCanNotCreateDir",$dir);
				$error++;
			}
		}
	}

	if($conf->propal->enabled) {
		$graphfiles['propal']=array('modulepart'=>'productstats_proposals',
		'file' => $object->id.'/propal12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsProposals"):$langs->transnoentitiesnoconv("NumberOfProposals")));
	}

	if($conf->supplier_proposal->enabled) {
		$graphfiles['proposalssuppliers']=array('modulepart'=>'productstats_proposalssuppliers',
		'file' => $object->id.'/proposalssuppliers12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsSupplierProposals"):$langs->transnoentitiesnoconv("NumberOfSupplierProposals")));
	}

	if($conf->order->enabled) {
		$graphfiles['orders']=array('modulepart'=>'productstats_orders',
		'file' => $object->id.'/orders12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsCustomerOrders"):$langs->transnoentitiesnoconv("NumberOfCustomerOrders")));
	}

	if($conf->fournisseur->enabled) {
		$graphfiles['orderssuppliers']=array('modulepart'=>'productstats_orderssuppliers',
		'file' => $object->id.'/orderssuppliers12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsSupplierOrders"):$langs->transnoentitiesnoconv("NumberOfSupplierOrders")));
	}

	if($conf->facture->enabled) {
		$graphfiles['invoices']=array('modulepart'=>'productstats_invoices',
		'file' => $object->id.'/invoices12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsCustomerInvoices"):$langs->transnoentitiesnoconv("NumberOfCustomerInvoices")));

		$graphfiles['invoicessuppliers']=array('modulepart'=>'productstats_invoicessuppliers',
		'file' => $object->id.'/invoicessuppliers12m'.((string) $type != '' ? '_type'.$type : '').'_'.$mode.($search_year?'_year'.$search_year:'').'.png',
		'label' => ($mode=='byunit'?$langs->transnoentitiesnoconv("NumberOfUnitsSupplierInvoices"):$langs->transnoentitiesnoconv("NumberOfSupplierInvoices")));
	}

	$px = new DolGraph();

	if (! $error && count($graphfiles)>0)
	{
		$mesg = $px->isGraphKo();
		if (! $mesg)
		{
			foreach($graphfiles as $key => $val)
			{
				if (! $graphfiles[$key]['file']) continue;

				$graph_data = array();

				if (dol_is_file($dir . '/' . $graphfiles[$key]['file']))
				{
					// TODO Load cachefile $graphfiles[$key]['file']
				}
				else
				{
				    $morefilters='';
				    if ($search_categ > 0)
				    {
				        $categ=new Categorie($db);
				        $categ->fetch($search_categ);
				        $listofprodids = $categ->getObjectsInCateg('product', 1);
				        $morefilters=' AND d.fk_product IN ('.((is_array($listofprodids) && count($listofprodids)) ? join(',',$listofprodids):'0').')';
				    }
				    if ($search_categ == -2)
				    {
				        $morefilters=' AND d.fk_product NOT IN (SELECT cp.fk_product from '.MAIN_DB_PREFIX.'categorie_product as cp)';
				    }

					if ($key == 'propal')             $graph_data = $object->get_nb_propal($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);
					if ($key == 'orders')             $graph_data = $object->get_nb_order($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);
					if ($key == 'invoices')           $graph_data = $object->get_nb_vente($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);
					if ($key == 'proposalssuppliers') $graph_data = $object->get_nb_propalsupplier($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);
					if ($key == 'invoicessuppliers')  $graph_data = $object->get_nb_achat($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);
					if ($key == 'orderssuppliers')    $graph_data = $object->get_nb_ordersupplier($socid, $mode, ((string) $type != '' ? $type : -1), $search_year, $morefilters);

					// TODO Save cachefile $graphfiles[$key]['file']
				}

				if (is_array($graph_data))
				{
					$px->SetData($graph_data);
					$px->SetYLabel($graphfiles[$key]['label']);
					$px->SetMaxValue($px->GetCeilMaxValue()<0?0:$px->GetCeilMaxValue());
					$px->SetMinValue($px->GetFloorMinValue()>0?0:$px->GetFloorMinValue());
					$px->SetWidth($WIDTH);
					$px->SetHeight($HEIGHT);
					$px->SetHorizTickIncrement(1);
					$px->SetPrecisionY(0);
					$px->SetShading(3);
					//print 'x '.$key.' '.$graphfiles[$key]['file'];

					$url=DOL_URL_ROOT.'/viewimage.php?modulepart='.$graphfiles[$key]['modulepart'].'&entity='.$object->entity.'&file='.urlencode($graphfiles[$key]['file']);
					$px->draw($dir."/".$graphfiles[$key]['file'],$url);

					$graphfiles[$key]['output']=$px->show();
				}
				else
				{
					dol_print_error($db,'Error for calculating graph on key='.$key.' - '.$object->error);
				}
			}
		}

		$mesg = $langs->trans("ChartGenerated");
	}

	// Show graphs
	$i=0;
	if ( count($graphfiles)>0)
	{
		foreach($graphfiles as $key => $val)
		{
			if (! $graphfiles[$key]['file']) continue;

			if ($graphfiles == 'propal' && ! $user->rights->propale->lire) continue;
			if ($graphfiles == 'order' && ! $user->rights->commande->lire) continue;
			if ($graphfiles == 'invoices' && ! $user->rights->facture->lire) continue;
			if ($graphfiles == 'proposals_suppliers' && ! $user->rights->supplier_proposal->lire) continue;
			if ($graphfiles == 'invoices_suppliers' && ! $user->rights->fournisseur->facture->lire) continue;
			if ($graphfiles == 'orders_suppliers' && ! $user->rights->fournisseur->commande->lire) continue;


			if ($i % 2 == 0)
			{
				print "\n".'<div class="fichecenter"><div class="fichehalfleft">'."\n";
			}
			else
			{
				print "\n".'<div class="fichehalfright"><div class="ficheaddleft">'."\n";
			}

			// Date generation
			if ($graphfiles[$key]['output'] && ! $px->isGraphKo())
			{
			    if (file_exists($dir."/".$graphfiles[$key]['file']) && filemtime($dir."/".$graphfiles[$key]['file'])) $dategenerated=$langs->trans("GeneratedOn",dol_print_date(filemtime($dir."/".$graphfiles[$key]['file']),"dayhour"));
			    else $dategenerated=$langs->trans("GeneratedOn",dol_print_date(dol_now(),"dayhour"));
			}
			else
			{
			    print $dategenerated=($mesg?'<font class="error">'.$mesg.'</font>':$langs->trans("ChartNotGenerated"));
			}
			$linktoregenerate='<a href="'.$_SERVER["PHP_SELF"].'?id='.(GETPOST('id')?GETPOST('id'):$object->id).((string) $type != ''?'&type='.$type:'').'&action=recalcul&mode='.$mode.'&search_year='.$search_year.'&search_categ='.$search_categ.'">'.img_picto($langs->trans("ReCalculate").' ('.$dategenerated.')','refresh').'</a>';

			// Show graph
			print '<table class="noborder" width="100%">';
			// Label
			print '<tr class="liste_titre"><td>';
			print $graphfiles[$key]['label'];
			print '</td>';
			print '<td align="right">'.$linktoregenerate.'</td>';
			print '</tr>';
			// Image
			print '<tr class="impair"><td colspan="2" class="nohover" align="center">';
			print $graphfiles[$key]['output'];
			print '</td></tr>';
			print '</table>';

			if ($i % 2 == 0)
			{
				print "\n".'</div>'."\n";
			}
			else
			{
				print "\n".'</div></div></div>';
				print '<div class="clear"><div class="fichecenter"><br></div></div>'."\n";
			}

			$i++;
		}
	}
	// div not closed
	if ($i % 2 == 1)
	{
		print "\n".'<div class="fichehalfright"><div class="ficheaddleft">'."\n";
		print "\n".'</div></div></div>';
		print '<div class="clear"><div class="fichecenter"><br></div></div>'."\n";
	}
}

if (! $id)
{
    dol_fiche_end();
}

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