<?php
/* Copyright (C) 2001-2004 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2012 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2005-2009 Regis Houssin        <regis.houssin@capnetworks.com>
 *
 * 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/compta/stats/index.php
 *	\brief       Page reporting CA
 */

require '../../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';

$year_start=GETPOST("year_start");
$year_current = strftime("%Y",time());
$nbofyear=4;
if (! $year_start) {
	$year_start = $year_current - ($nbofyear-1);
	$year_end = $year_current;
}
else {
	$year_end=$year_start + ($nbofyear-1);
}
$userid=GETPOST('userid','int');
$socid = GETPOST('socid','int');
// Define modecompta ('CREANCES-DETTES' or 'RECETTES-DEPENSES')
$modecompta = $conf->global->ACCOUNTING_MODE;
if ($_GET["modecompta"]) $modecompta=$_GET["modecompta"];

// Security check
if ($user->societe_id > 0) $socid = $user->societe_id;
if (! empty($conf->comptabilite->enabled)) $result=restrictedArea($user,'compta','','','resultat');
if (! empty($conf->accounting->enabled)) $result=restrictedArea($user,'accounting','','','comptarapport');




/*
 * View
 */

llxHeader();
$form=new Form($db);

// Affiche en-tete du rapport
if ($modecompta=="CREANCES-DETTES")
{
	$nom=$langs->trans("SalesTurnover");
	$calcmode=$langs->trans("CalcModeDebt");
	$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year_start='.$year_start.'&modecompta=RECETTES-DEPENSES">','</a>').')';
	$period="$year_start - $year_end";
	$periodlink=($year_start?"<a href='".$_SERVER["PHP_SELF"]."?year_start=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year_start=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>":"");
	$description=$langs->trans("RulesCADue");
	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $description.= $langs->trans("DepositsAreNotIncluded");
	else  $description.= $langs->trans("DepositsAreIncluded");
	$builddate=time();
	//$exportlink=$langs->trans("NotYetAvailable");
}
else {
	$nom=$langs->trans("SalesTurnover");
	$calcmode=$langs->trans("CalcModeEngagement");
	$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year_start='.$year_start.'&modecompta=CREANCES-DETTES">','</a>').')';
	$period="$year_start - $year_end";
	$periodlink=($year_start?"<a href='".$_SERVER["PHP_SELF"]."?year_start=".($year_start-1)."&modecompta=".$modecompta."'>".img_previous()."</a> <a href='".$_SERVER["PHP_SELF"]."?year_start=".($year_start+1)."&modecompta=".$modecompta."'>".img_next()."</a>":"");
	$description=$langs->trans("RulesCAIn");
	$description.= $langs->trans("DepositsAreIncluded");
	$builddate=time();
	//$exportlink=$langs->trans("NotYetAvailable");
}
$moreparam=array();
if (! empty($modecompta)) $moreparam['modecompta']=$modecompta;
report_header($nom,$nomlink,$period,$periodlink,$description,$builddate,$exportlink,$moreparam,$calcmode);


if ($modecompta == 'CREANCES-DETTES')
{
	$sql  = "SELECT date_format(f.datef,'%Y-%m') as dm, sum(f.total) as amount, sum(f.total_ttc) as amount_ttc";
	$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
	$sql.= " WHERE f.fk_statut in (1,2)";
	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $sql.= " AND f.type IN (0,1,2)";
	else $sql.= " AND f.type IN (0,1,2,3)";
}
else
{
	/*
	 * Liste des paiements (les anciens paiements ne sont pas vus par cette requete car, sur les
	 * vieilles versions, ils n'etaient pas lies via paiement_facture. On les ajoute plus loin)
	 */
	$sql  = "SELECT date_format(p.datep,'%Y-%m') as dm, sum(pf.amount) as amount_ttc";
	$sql.= " FROM ".MAIN_DB_PREFIX."facture as f";
	$sql.= ", ".MAIN_DB_PREFIX."paiement_facture as pf";
	$sql.= ", ".MAIN_DB_PREFIX."paiement as p";
	$sql.= " WHERE p.rowid = pf.fk_paiement";
	$sql.= " AND pf.fk_facture = f.rowid";
}
$sql.= " AND f.entity = ".$conf->entity;
if ($socid) $sql.= " AND f.fk_soc = ".$socid;
$sql.= " GROUP BY dm";
$sql.= " ORDER BY dm";

$result = $db->query($sql);
if ($result)
{
	$num = $db->num_rows($result);
	$i = 0;
	while ($i < $num)
	{
		$obj = $db->fetch_object($result);
		$cum_ht[$obj->dm] = !empty($obj->amount) ? $obj->amount : 0;
		$cum[$obj->dm] = $obj->amount_ttc;
		if ($obj->amount_ttc)
		{
			$minyearmonth=($minyearmonth?min($minyearmonth,$obj->dm):$obj->dm);
			$maxyearmonth=max($maxyearmonth,$obj->dm);
		}
		$i++;
	}
	$db->free($result);
}
else {
	dol_print_error($db);
}

// On ajoute les paiements anciennes version, non lies par paiement_facture
if ($modecompta != 'CREANCES-DETTES')
{
	$sql = "SELECT date_format(p.datep,'%Y-%m') as dm, sum(p.amount) as amount_ttc";
	$sql.= " FROM ".MAIN_DB_PREFIX."bank as b";
	$sql.= ", ".MAIN_DB_PREFIX."bank_account as ba";
	$sql.= ", ".MAIN_DB_PREFIX."paiement as p";
	$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."paiement_facture as pf ON p.rowid = pf.fk_paiement";
	$sql.= " WHERE pf.rowid IS NULL";
	$sql.= " AND p.fk_bank = b.rowid";
	$sql.= " AND b.fk_account = ba.rowid";
	$sql.= " AND ba.entity = ".$conf->entity;
	$sql.= " GROUP BY dm";
	$sql.= " ORDER BY dm";

	$result = $db->query($sql);
	if ($result)
	{
		$num = $db->num_rows($result);
		$i = 0;
		while ($i < $num)
		{
			$obj = $db->fetch_object($result);
			$cum[$obj->dm] += $obj->amount_ttc;
			if ($obj->amount_ttc)
			{
				$minyearmonth=($minyearmonth?min($minyearmonth,$obj->dm):$obj->dm);
				$maxyearmonth=max($maxyearmonth,$obj->dm);
			}
			$i++;
		}
	}
	else
	{
		dol_print_error($db);
	}
}


/*
 * Show result array
 */

print '<table width="100%" class="noborder">';
print '<tr class="liste_titre"><td>&nbsp;</td>';

for ($annee = $year_start ; $annee <= $year_end ; $annee++)
{
	if ($modecompta == 'CREANCES-DETTES') print '<td align="center" width="10%" colspan="3">';
	else print '<td align="center" width="10%" colspan="2" class="borderrightlight">';
	print '<a href="casoc.php?year='.$annee.'">';
	print $annee;
    if ($conf->global->SOCIETE_FISCAL_MONTH_START > 1) print '-'.($annee+1);
	print '</a></td>';
	if ($annee != $year_end) print '<td width="15">&nbsp;</td>';
}
print '</tr>';

print '<tr class="liste_titre"><td>'.$langs->trans("Month").'</td>';
for ($annee = $year_start ; $annee <= $year_end ; $annee++)
{
	if ($modecompta == 'CREANCES-DETTES') print '<td align="right">'.$langs->trans("AmountHT").'</td>';
	print '<td align="right">'.$langs->trans("AmountTTC").'</td>';
	print '<td align="right" class="borderrightlight">'.$langs->trans("Delta").'</td>';
	if ($annee != $year_end) print '<td width="15">&nbsp;</td>';
}
print '</tr>';

$now_show_delta=0;
$minyear=substr($minyearmonth,0,4);
$maxyear=substr($maxyearmonth,0,4);
$nowyear=strftime("%Y",dol_now());
$nowyearmonth=strftime("%Y-%m",dol_now());
$maxyearmonth=max($maxyearmonth,$nowyearmonth);
$now=dol_now();
$casenow = dol_print_date($now,"%Y-%m");

// Loop on each month
$nb_mois_decalage = $conf->global->SOCIETE_FISCAL_MONTH_START?($conf->global->SOCIETE_FISCAL_MONTH_START-1):0;
for ($mois = 1+$nb_mois_decalage ; $mois <= 12+$nb_mois_decalage ; $mois++)
{
	$mois_modulo = $mois;// ajout
	if($mois>12){$mois_modulo = $mois-12;} // ajout
	$var=!$var;
	print "<tr ".$bc[$var].">";

	print "<td>".dol_print_date(dol_mktime(12,0,0,$mois_modulo,1,2000),"%B")."</td>";
	for ($annee = $year_start -1 ; $annee <= $year_end ; $annee++)	// We start one year before to have data to be able to make delta
	{
		$annee_decalage=$annee;
		if ($mois>12) {$annee_decalage=$annee+1;}
		$case = dol_print_date(dol_mktime(1,1,1,$mois_modulo,1,$annee_decalage),"%Y-%m");
		$caseprev = dol_print_date(dol_mktime(1,1,1,$mois_modulo,1,$annee_decalage-1),"%Y-%m");

		if ($annee >= $year_start)
		{
			if ($modecompta == 'CREANCES-DETTES') {
				// Valeur CA du mois w/o VAT
				print '<td align="right">';
				if ($cum_ht[$case])
				{
					$now_show_delta=1;  // On a trouve le premier mois de la premiere annee generant du chiffre.
					print '<a href="casoc.php?year='.$annee_decalage.'&month='.$mois_modulo.($modecompta?'&modecompta='.$modecompta:'').'">'.price($cum_ht[$case],1).'</a>';
				}
				else
				{
					if ($minyearmonth < $case && $case <= max($maxyearmonth,$nowyearmonth)) { print '0'; }
					else { print '&nbsp;'; }
				}
				print "</td>";
			}

			// Valeur CA du mois
			print '<td align="right">';
			if ($cum[$case])
			{
				$now_show_delta=1;  // On a trouve le premier mois de la premiere annee generant du chiffre.
				print '<a href="casoc.php?year='.$annee_decalage.'&month='.$mois_modulo.($modecompta?'&modecompta='.$modecompta:'').'">'.price($cum[$case],1).'</a>';
			}
			else
			{
				if ($minyearmonth < $case && $case <= max($maxyearmonth,$nowyearmonth)) { print '0'; }
				else { print '&nbsp;'; }
			}
			print "</td>";

			// Pourcentage du mois
			if ($annee_decalage > $minyear && $case <= $casenow)
			{
				if ($cum[$caseprev] && $cum[$case])
				{
					$percent=(round(($cum[$case]-$cum[$caseprev])/$cum[$caseprev],4)*100);
					//print "X $cum[$case] - $cum[$caseprev] - $cum[$caseprev] - $percent X";
					print '<td align="right" class="borderrightlight">'.($percent>=0?"+$percent":"$percent").'%</td>';
				}
				if ($cum[$caseprev] && ! $cum[$case])
				{
					print '<td align="right" class="borderrightlight">-100%</td>';
				}
				if (! $cum[$caseprev] && $cum[$case])
				{
					//print '<td align="right">+Inf%</td>';
					print '<td align="right" class="borderrightlight">-</td>';
				}
				if (isset($cum[$caseprev]) && ! $cum[$caseprev] && ! $cum[$case])
				{
					print '<td align="right" class="borderrightlight">+0%</td>';
				}
				if (! isset($cum[$caseprev]) && ! $cum[$case])
				{
					print '<td align="right" class="borderrightlight">-</td>';
				}
			}
			else
			{
				print '<td align="right" class="borderrightlight">';
				if ($minyearmonth <= $case && $case <= $maxyearmonth) { print '-'; }
				else { print '&nbsp;'; }
				print '</td>';
			}
			if ($annee_decalage != $year_end) print '<td width="15">&nbsp;</td>';
		}

		$total_ht[$annee]+=!empty($cum_ht[$case]) ? $cum_ht[$case] : 0;;
		$total[$annee]+=$cum[$case];
	}

	print '</tr>';
}

/*
 for ($mois = 1 ; $mois < 13 ; $mois++)
 {
 $var=!$var;
 print "<tr ".$bc[$var].">";

 print "<td>".dol_print_date(dol_mktime(12,0,0,$mois,1,2000),"%B")."</td>";
 for ($annee = $year_start ; $annee <= $year_end ; $annee++)
 {
 $casenow = dol_print_date(mktime(),"%Y-%m");
 $case = dol_print_date(dol_mktime(1,1,1,$mois,1,$annee),"%Y-%m");
 $caseprev = dol_print_date(dol_mktime(1,1,1,$mois,1,$annee-1),"%Y-%m");

 // Valeur CA du mois
 print '<td align="right">';
 if ($cum[$case])
 {
 $now_show_delta=1;  // On a trouve le premier mois de la premiere annee generant du chiffre.
 print '<a href="casoc.php?year='.$annee.'&month='.$mois.'">'.price($cum[$case],1).'</a>';
 }
 else
 {
 if ($minyearmonth < $case && $case <= max($maxyearmonth,$nowyearmonth)) { print '0'; }
 else { print '&nbsp;'; }
 }
 print "</td>";

 // Pourcentage du mois
 if ($annee > $minyear && $case <= $casenow) {
 if ($cum[$caseprev] && $cum[$case])
 {
 $percent=(round(($cum[$case]-$cum[$caseprev])/$cum[$caseprev],4)*100);
 //print "X $cum[$case] - $cum[$caseprev] - $cum[$caseprev] - $percent X";
 print '<td align="right">'.($percent>=0?"+$percent":"$percent").'%</td>';

 }
 if ($cum[$caseprev] && ! $cum[$case])
 {
 print '<td align="right">-100%</td>';
 }
 if (! $cum[$caseprev] && $cum[$case])
 {
 print '<td align="right">+Inf%</td>';
 }
 if (! $cum[$caseprev] && ! $cum[$case])
 {
 print '<td align="right">+0%</td>';
 }
 }
 else
 {
 print '<td align="right">';
 if ($minyearmonth <= $case && $case <= $maxyearmonth) { print '-'; }
 else { print '&nbsp;'; }
 print '</td>';
 }

 $total[$annee]+=$cum[$case];
 if ($annee != $year_end) print '<td width="15">&nbsp;</td>';
 }

 print '</tr>';
 }
 */

// Affiche total
print '<tr class="liste_total"><td>'.$langs->trans("Total").'</td>';
for ($annee = $year_start ; $annee <= $year_end ; $annee++)
{
	if ($modecompta == 'CREANCES-DETTES') {
		// Montant total HT
		if ($total_ht[$annee] || ($annee >= $minyear && $annee <= max($nowyear,$maxyear)))
		{
			print '<td align="right" class="nowrap">'.($total_ht[$annee]?price($total_ht[$annee]):"0")."</td>";
		}
		else
		{
			print '<td>&nbsp;</td>';
		}
	}

	// Montant total
	if ($total[$annee] || ($annee >= $minyear && $annee <= max($nowyear,$maxyear)))
	{
		print '<td align="right" class="nowrap">'.($total[$annee]?price($total[$annee]):"0")."</td>";
	}
	else
	{
		print '<td>&nbsp;</td>';
	}

	// Pourcentage total
	if ($annee > $minyear && $annee <= max($nowyear,$maxyear))
	{
		if ($total[$annee-1] && $total[$annee]) {
			$percent=(round(($total[$annee]-$total[$annee-1])/$total[$annee-1],4)*100);
			print '<td align="right" class="nowrap borderrightlight">'.($percent>=0?"+$percent":"$percent").'%</td>';
		}
		if ($total[$annee-1] && ! $total[$annee])
		{
			print '<td align="right" class="borderrightlight">-100%</td>';
		}
		if (! $total[$annee-1] && $total[$annee])
		{
			print '<td align="right" class="borderrightlight">+zzzz'.$total[$annee-1].$langs->trans('Inf').'%</td>';
		}
		if (! $total[$annee-1] && ! $total[$annee])
		{
			print '<td align="right" class="borderrightlight">+0%</td>';
		}
	}
	else
	{
		print '<td align="right" class="borderrightlight">';
		if ($total[$annee] || ($minyear <= $annee && $annee <= max($nowyear,$maxyear))) { print '-'; }
		else { print '&nbsp;'; }
		print '</td>';
	}

	if ($annee != $year_end) print '<td width="15">&nbsp;</td>';
}
print "</tr>\n";
print "</table>";


/*
 * En mode recettes/depenses, on complete avec les montants factures non regles
 * et les propales signees mais pas facturees. En effet, en recettes-depenses,
 * on comptabilise lorsque le montant est sur le compte donc il est interessant
 * d'avoir une vision de ce qui va arriver.
 */

/*
 Je commente toute cette partie car les chiffres affichees sont faux - Eldy.
 En attendant correction.

 if ($modecompta != 'CREANCES-DETTES')
 {

 print '<br><table width="100%" class="noborder">';

 // Factures non reglees
 // Y a bug ici. Il faut prendre le reste a payer et non le total des factures non reglees !

 $sql = "SELECT f.facnumber, f.rowid, s.nom, s.rowid as socid, f.total_ttc, sum(pf.amount) as am";
 $sql .= " FROM ".MAIN_DB_PREFIX."societe as s,".MAIN_DB_PREFIX."facture as f left join ".MAIN_DB_PREFIX."paiement_facture as pf on f.rowid=pf.fk_facture";
 $sql .= " WHERE s.rowid = f.fk_soc AND f.paye = 0 AND f.fk_statut = 1";
 if ($socid)
 {
 $sql .= " AND f.fk_soc = $socid";
 }
 $sql .= " GROUP BY f.facnumber,f.rowid,s.nom, s.rowid, f.total_ttc";

 $resql=$db->query($sql);
 if ($resql)
 {
 $num = $db->num_rows($resql);
 $i = 0;

 if ($num)
 {
 $var = True;
 $total_ttc_Rac = $totalam_Rac = $total_Rac = 0;
 while ($i < $num)
 {
 $obj = $db->fetch_object($resql);
 $total_ttc_Rac +=  $obj->total_ttc;
 $totalam_Rac +=  $obj->am;
 $i++;
 }
 $var=!$var;
 print "<tr ".$bc[$var]."><td align=\"right\" colspan=\"5\"><i>Facture a encaisser : </i></td><td align=\"right\"><i>".price($total_ttc_Rac)."</i></td><td colspan=\"5\"><-- bug ici car n'exclut pas le deja r�gl� des factures partiellement r�gl�es</td></tr>";
 }
 $db->free($resql);
 }
 else
 {
 dol_print_error($db);
 }
 */

/*
 *
 * Propales signees, et non facturees
 *
 */

/*
 Je commente toute cette partie car les chiffres affichees sont faux - Eldy.
 En attendant correction.

 $sql = "SELECT sum(f.total) as tot_fht,sum(f.total_ttc) as tot_fttc, p.rowid, p.ref, s.nom, s.rowid as socid, p.total_ht, p.total_ttc
 FROM ".MAIN_DB_PREFIX."commande AS p, ".MAIN_DB_PREFIX."societe AS s
 LEFT JOIN ".MAIN_DB_PREFIX."co_fa AS co_fa ON co_fa.fk_commande = p.rowid
 LEFT JOIN ".MAIN_DB_PREFIX."facture AS f ON co_fa.fk_facture = f.rowid
 WHERE p.fk_soc = s.rowid
 AND p.fk_statut >=1
 AND p.facture =0";
 if ($socid)
 {
 $sql .= " AND f.fk_soc = ".$socid;
 }
 $sql .= " GROUP BY p.rowid";

 $resql=$db->query($sql);
 if ($resql)
 {
 $num = $db->num_rows($resql);
 $i = 0;

 if ($num)
 {
 $var = True;
 $total_pr = 0;
 while ($i < $num)
 {
 $obj = $db->fetch_object($resql);
 $total_pr +=  $obj->total_ttc-$obj->tot_fttc;
 $i++;
 }
 $var=!$var;
 print "<tr ".$bc[$var]."><td align=\"right\" colspan=\"5\"><i>Signe et non facture:</i></td><td align=\"right\"><i>".price($total_pr)."</i></td><td colspan=\"5\"><-- bug ici, ca devrait exclure le deja facture</td></tr>";
 }
 $db->free($resql);
 }
 else
 {
 dol_print_error($db);
 }
 print "<tr ".$bc[$var]."><td align=\"right\" colspan=\"5\"><i>Total CA previsionnel : </i></td><td align=\"right\"><i>".price($total_CA)."</i></td><td colspan=\"3\"><-- bug ici car bug sur les 2 precedents</td></tr>";
 }
 print "</table>";

 */

llxFooter();

$db->close();
