X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=gl%2Fincludes%2Fdb%2Fgl_db_trans.inc;h=4749b41354c7c8c277f8e5a679e4a9b3ae2eb6fe;hb=ae038fe92d264f26d66fd8e0917d7eb845bd65bb;hp=d2e766ad8dc4c59ca0826e36d9897466f87a0e33;hpb=97023f8706bb7149c62ca49eaec123cca3c51fa0;p=fa-stable.git

diff --git a/gl/includes/db/gl_db_trans.inc b/gl/includes/db/gl_db_trans.inc
index d2e766ad..4749b413 100644
--- a/gl/includes/db/gl_db_trans.inc
+++ b/gl/includes/db/gl_db_trans.inc
@@ -1,5 +1,14 @@
 <?php
-
+/**********************************************************************
+    Copyright (C) FrontAccounting, LLC.
+	Released under the terms of the GNU General Public License, GPL, 
+	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 License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
 //--------------------------------------------------------------------------------
 
 // Base function for adding a GL transaction
@@ -8,26 +17,34 @@
 // if $currency is not set, then defaults to no conversion
 
 function add_gl_trans($type, $trans_id, $date_, $account, $dimension, $dimension2, $memo_,
-	$amount, $currency=null, $person_type_id=null, $person_id=null,	$err_msg="")
+	$amount, $currency=null, $person_type_id=null, $person_id=null,	$err_msg="", $rate=0)
 {
-	global $use_audit_trail;
-	
+	global $SysPrefs;
+
 	$date = date2sql($date_);
 	if ($currency != null)
-		$amount_in_home_currency = to_home_currency($amount, $currency, $date_);
+	{
+		if ($rate == 0)
+			$amount_in_home_currency = to_home_currency($amount, $currency, $date_);
+		else
+			$amount_in_home_currency = round2($amount * $rate,  user_price_dec());
+	}		
 	else
-		$amount_in_home_currency = $amount;
+		$amount_in_home_currency = round2($amount, user_price_dec());
 	if ($dimension == null || $dimension < 0)
 		$dimension = 0;
 	if ($dimension2 == null || $dimension2 < 0)
 		$dimension2 = 0;
-	if (isset($use_audit_trail) && $use_audit_trail)
+	if (isset($SysPrefs->use_audit_trail) && $SysPrefs->use_audit_trail)
 	{
 		if ($memo_ == "" || $memo_ == null)
 			$memo_ = $_SESSION["wa_current_user"]->username;
 		else
 			$memo_ = $_SESSION["wa_current_user"]->username . " - " . $memo_;
-	}		
+	}
+	if (!is_subledger_account($account) || $account==get_company_pref('grn_clearing_act'))
+		$person_id = $person_type_id = null;
+	
 	$sql = "INSERT INTO ".TB_PREF."gl_trans ( type, type_no, tran_date,
 		account, dimension_id, dimension2_id, memo_, amount";
 
@@ -36,18 +53,21 @@ function add_gl_trans($type, $trans_id, $date_, $account, $dimension, $dimension
 
 	$sql .= ") ";
 
-	$sql .= "VALUES ($type, $trans_id, '$date',
-		'$account', $dimension, $dimension2, '$memo_', $amount_in_home_currency";
+	$sql .= "VALUES (".db_escape($type).", ".db_escape($trans_id).", '$date',
+		".db_escape($account).", ".db_escape($dimension).", "
+		.db_escape($dimension2).", ".db_escape($memo_).", "
+		.db_escape($amount_in_home_currency);
 
 	if ($person_type_id != null)
-		$sql .= ", $person_type_id, '$person_id'";
+		$sql .= ", ".db_escape($person_type_id).", ". db_escape($person_id);
 
 	$sql .= ") ";
 
 	if ($err_msg == "")
 		$err_msg = "The GL transaction could not be inserted";
 
-	return db_query($sql, $err_msg);
+	db_query($sql, $err_msg);
+	return $amount_in_home_currency;
 }
 
 //--------------------------------------------------------------------------------
@@ -56,44 +76,99 @@ function add_gl_trans($type, $trans_id, $date_, $account, $dimension, $dimension
 // $date_ is display date (non-sql)
 // $amount is in HOME currency
 
-function add_gl_trans_std_cost($type, $trans_id, $date_, $account, $dimension, $dimension2, 
+function add_gl_trans_std_cost($type, $trans_id, $date_, $account, $dimension, $dimension2,
 	$memo_,	$amount, $person_type_id=null, $person_id=null, $err_msg="")
 {
+
 	if ($amount != 0)
 		return add_gl_trans($type, $trans_id, $date_, $account, $dimension, $dimension2, $memo_,
 			$amount, null, $person_type_id, $person_id, $err_msg);
 	else
-		return null;
+		return 0;
+}
+
+// Function for even out rounding problems
+function add_gl_balance($type, $trans_id, $date_, $amount, $person_type_id=null, $person_id=null)
+{
+	$amount = round2($amount, user_price_dec());
+
+	if (floatcmp($amount, 0))
+	{
+		error_log(sprintf( _("Rounding error %s encountered for trans_type:%s,trans_no:%s"), $amount, $type, $trans_id));
+		return add_gl_trans($type, $trans_id, $date_, get_company_pref('exchange_diff_act'), 0, 0, "",
+			$amount, null, $person_type_id, $person_id, "The balanced GL transaction could not be inserted");
+	} else
+		return 0;
 }
 
 //--------------------------------------------------------------------------------
 
 function get_gl_transactions($from_date, $to_date, $trans_no=0,
-	$account=null, $dimension=0, $dimension2=0, $filter_type=null)
+	$account=null, $dimension=0, $dimension2=0, $filter_type=null,
+	$amount_min=null, $amount_max=null, $person_id=null)
 {
+	global $SysPrefs;
+
 	$from = date2sql($from_date);
 	$to = date2sql($to_date);
 
-	$sql = "SELECT ".TB_PREF."gl_trans.*, ".TB_PREF."chart_master.account_name FROM ".TB_PREF."gl_trans, ".TB_PREF."chart_master
-		WHERE ".TB_PREF."chart_master.account_code=".TB_PREF."gl_trans.account
-		AND tran_date >= '$from'
-		AND tran_date <= '$to'";
+	$sql = "SELECT gl.*, j.event_date, j.doc_date, a.gl_seq, u.user_id, st.supp_reference, gl.person_id subcode,
+			IFNULL(IFNULL(sup.supp_name, debt.name), bt.person_id) as person_name, 
+			IFNULL(gl.person_id, IFNULL(sup.supplier_id, debt.debtor_no)) as person_id,
+			IFNULL(st.tran_date, IFNULL(dt.tran_date, IFNULL(bt.trans_date, IFNULL(grn.delivery_date, gl.tran_date)))) as doc_date,
+			coa.account_name, ref.reference
+			 FROM "
+			.TB_PREF."gl_trans gl
+			LEFT JOIN ".TB_PREF."voided v ON gl.type_no=v.id AND v.type=gl.type
+
+			LEFT JOIN ".TB_PREF."supp_trans st ON gl.type_no=st.trans_no AND st.type=gl.type AND (gl.type!=".ST_JOURNAL." OR gl.person_id=st.supplier_id)
+			LEFT JOIN ".TB_PREF."grn_batch grn ON grn.id=gl.type_no AND gl.type=".ST_SUPPRECEIVE." AND gl.person_id=grn.supplier_id
+			LEFT JOIN ".TB_PREF."debtor_trans dt ON gl.type_no=dt.trans_no AND dt.type=gl.type AND (gl.type!=".ST_JOURNAL." OR gl.person_id=dt.debtor_no)
+
+			LEFT JOIN ".TB_PREF."suppliers sup ON st.supplier_id=sup.supplier_id OR grn.supplier_id=sup.supplier_id
+			LEFT JOIN ".TB_PREF."cust_branch branch ON dt.branch_code=branch.branch_code
+			LEFT JOIN ".TB_PREF."debtors_master debt ON dt.debtor_no=debt.debtor_no
+
+			LEFT JOIN ".TB_PREF."bank_trans bt ON bt.type=gl.type AND bt.trans_no=gl.type_no AND bt.amount!=0
+				 AND bt.person_type_id=gl.person_type_id AND bt.person_id=gl.person_id
+
+			LEFT JOIN ".TB_PREF."journal j ON j.type=gl.type AND j.trans_no=gl.type_no
+			LEFT JOIN ".TB_PREF."audit_trail a ON a.type=gl.type AND a.trans_no=gl.type_no AND NOT ISNULL(gl_seq)
+			LEFT JOIN ".TB_PREF."users u ON a.user=u.id
+
+			LEFT JOIN ".TB_PREF."refs ref ON ref.type=gl.type AND ref.id=gl.type_no,"
+		.TB_PREF."chart_master coa
+		WHERE coa.account_code=gl.account
+		AND ISNULL(v.date_)
+		AND gl.tran_date >= '$from'
+		AND gl.tran_date <= '$to'
+		AND gl.amount <> 0"; 
+
+	if ($person_id)
+		$sql .= " AND gl.person_id=".db_escape($person_id); 
+
 	if ($trans_no > 0)
-		$sql .= " AND ".TB_PREF."gl_trans.type_no LIKE '%$trans_no'";
+		$sql .= " AND gl.type_no LIKE ".db_escape('%'.$trans_no);;
 
 	if ($account != null)
-		$sql .= " AND ".TB_PREF."gl_trans.account = '$account'";
+		$sql .= " AND gl.account = ".db_escape($account);
 
 	if ($dimension > 0)
-		$sql .= " AND ".TB_PREF."gl_trans.dimension_id = $dimension";
+		$sql .= " AND gl.dimension_id = ".($dimension<0 ? 0 : db_escape($dimension));
 
 	if ($dimension2 > 0)
-		$sql .= " AND ".TB_PREF."gl_trans.dimension2_id = $dimension2";
+		$sql .= " AND gl.dimension2_id = ".($dimension2<0 ? 0 : db_escape($dimension2));
 
 	if ($filter_type != null AND is_numeric($filter_type))
-		$sql .= " AND ".TB_PREF."gl_trans.type= $filter_type";
+		$sql .= " AND gl.type= ".db_escape($filter_type);
+
+	if ($amount_min != null)
+		$sql .= " AND ABS(gl.amount) >= ABS(".db_escape($amount_min).")";
+	
+	if ($amount_max != null)
+		$sql .= " AND ABS(gl.amount) <= ABS(".db_escape($amount_max).")";
 
-	$sql .= " ORDER BY tran_date";
+	$sql .= " ORDER BY tran_date, counter";
 
 	return db_query($sql, "The transactions for could not be retrieved");
 }
@@ -103,15 +178,88 @@ function get_gl_transactions($from_date, $to_date, $trans_no=0,
 
 function get_gl_trans($type, $trans_id)
 {
-	$sql = "SELECT ".TB_PREF."gl_trans.*, ".TB_PREF."chart_master.account_name FROM ".TB_PREF."gl_trans, ".TB_PREF."chart_master
-		WHERE ".TB_PREF."chart_master.account_code=".TB_PREF."gl_trans.account
-		AND ".TB_PREF."gl_trans.type=$type AND ".TB_PREF."gl_trans.type_no=$trans_id";
+	$sql = "SELECT gl.*, cm.account_name, IFNULL(refs.reference, '') AS reference, user.real_name, 
+			COALESCE(st.tran_date, dt.tran_date, bt.trans_date, grn.delivery_date, gl.tran_date) as doc_date,
+			IF(ISNULL(st.supp_reference), '', st.supp_reference) AS supp_reference
+	FROM ".TB_PREF."gl_trans as gl
+		LEFT JOIN ".TB_PREF."chart_master as cm ON gl.account = cm.account_code
+		LEFT JOIN ".TB_PREF."refs as refs ON (gl.type=refs.type AND gl.type_no=refs.id)
+		LEFT JOIN ".TB_PREF."audit_trail as audit ON (gl.type=audit.type AND gl.type_no=audit.trans_no AND NOT ISNULL(gl_seq))
+		LEFT JOIN ".TB_PREF."users as user ON (audit.user=user.id)
+	# all this below just to retrieve doc_date :>
+		LEFT JOIN ".TB_PREF."supp_trans st ON gl.type_no=st.trans_no AND st.type=gl.type AND (gl.type!=".ST_JOURNAL." OR gl.person_id=st.supplier_id)
+		LEFT JOIN ".TB_PREF."grn_batch grn ON grn.id=gl.type_no AND gl.type=".ST_SUPPRECEIVE." AND gl.person_id=grn.supplier_id
+		LEFT JOIN ".TB_PREF."debtor_trans dt ON gl.type_no=dt.trans_no AND dt.type=gl.type AND (gl.type!=".ST_JOURNAL." OR gl.person_id=dt.debtor_no)
+		LEFT JOIN ".TB_PREF."bank_trans bt ON bt.type=gl.type AND bt.trans_no=gl.type_no AND bt.amount!=0
+			 AND bt.person_type_id=gl.person_type_id AND bt.person_id=gl.person_id
+		LEFT JOIN ".TB_PREF."journal j ON j.type=gl.type AND j.trans_no=gl.type_no"
+
+		." WHERE gl.type= ".db_escape($type) 
+		." AND gl.type_no = ".db_escape($trans_id)
+		." AND gl.amount <> 0"
+		." ORDER BY tran_date, counter";
 
 	return db_query($sql, "The gl transactions could not be retrieved");
 }
 
 //--------------------------------------------------------------------------------
 
+function get_gl_wo_cost_trans($trans_id, $cost_type=-1, $all_gl=false)
+{
+	$sql = "SELECT costing.*, gl.*, chart.account_name, com.memo_
+		FROM "
+		.TB_PREF."wo_costing costing, "
+		.TB_PREF."gl_trans gl LEFT JOIN ".TB_PREF."comments com ON gl.type=com.type	AND gl.type_no=com.id,"
+		.TB_PREF."chart_master chart
+		WHERE 
+			costing.workorder_id=".db_escape($trans_id)
+		."	AND chart.account_code=gl.account
+			AND gl.type=costing.trans_type
+			AND gl.type_no=costing.trans_no";
+	if ($cost_type != -1)
+		$sql .= " AND costing.cost_type=".db_escape($cost_type);
+	$sql .= $all_gl ? " AND amount != 0" : " AND amount < 0";
+
+	return db_query($sql, "The gl transactions could not be retrieved");
+}
+
+function get_gl_wo_issue_trans($trans_id, $person_id=-1, $all_gl=false)
+{
+	$sql = "SELECT issue.*, gl.*, chart.account_name, com.memo_
+		FROM "
+			.TB_PREF."wo_issues issue,"
+			.TB_PREF."gl_trans gl LEFT JOIN ".TB_PREF."comments com ON gl.type=com.type	AND gl.type_no=com.id,"
+			.TB_PREF."chart_master chart
+		WHERE issue.workorder_id=".db_escape($trans_id)
+		 ." AND chart.account_code=gl.account
+			AND gl.type=".ST_MANUISSUE." AND gl.type_no=issue.issue_no";
+//			." AND gl.person_type_id=".PT_WORKORDER;
+	if ($person_id != -1)
+		$sql .= " AND gl.person_id=".db_escape($person_id);
+	$sql .= $all_gl ? " AND amount != 0" : " AND amount < 0";
+	$sql .= " ORDER BY type, type_no";
+	return db_query($sql, "The gl transactions could not be retrieved");
+}
+
+function get_gl_wo_productions($trans_id, $all_gl=false)
+{
+	$sql = "SELECT rcv.*, gl.*, chart.account_name, com.memo_
+		FROM "
+		.TB_PREF."wo_manufacture rcv, "
+		.TB_PREF."gl_trans gl LEFT JOIN ".TB_PREF."comments com ON gl.type=com.type	AND gl.type_no=com.id,"
+		.TB_PREF."chart_master chart
+		WHERE 
+			rcv.workorder_id=".db_escape($trans_id)
+		."	AND chart.account_code=gl.account
+			AND gl.type=".ST_MANURECEIVE."
+			AND gl.type_no=rcv.id
+			AND amount != 0 "
+		.($all_gl ? " AND amount != 0" : " AND amount < 0")
+		." ORDER BY type, type_no";
+
+	return db_query($sql, "The gl transactions could not be retrieved");
+}
+
 function get_gl_balance_from_to($from_date, $to_date, $account, $dimension=0, $dimension2=0)
 {
 	$from = date2sql($from_date);
@@ -123,10 +271,10 @@ function get_gl_balance_from_to($from_date, $to_date, $account, $dimension=0, $d
 		$sql .= "  AND tran_date > '$from'";
 	if ($to_date != "")
 		$sql .= "  AND tran_date < '$to'";
-	if ($dimension > 0)
-		$sql .= " AND dimension_id = $dimension";
-	if ($dimension2 > 0)
-		$sql .= " AND dimension2_id = $dimension2";
+	if ($dimension != 0)
+  		$sql .= " AND dimension_id = ".($dimension<0 ? 0 : db_escape($dimension));
+	if ($dimension2 != 0)
+  		$sql .= " AND dimension2_id = ".($dimension2<0 ? 0 : db_escape($dimension2));
 
 	$result = db_query($sql, "The starting balance for account $account could not be calculated");
 
@@ -147,109 +295,264 @@ function get_gl_trans_from_to($from_date, $to_date, $account, $dimension=0, $dim
 		$sql .= " AND tran_date >= '$from'";
 	if ($to_date != "")
 		$sql .= " AND tran_date <= '$to'";
-	if ($dimension > 0)
-		$sql .= " AND dimension_id = $dimension";
-	if ($dimension2 > 0)
-		$sql .= " AND dimension2_id = $dimension2";
+	if ($dimension != 0)
+  		$sql .= " AND dimension_id = ".($dimension<0 ? 0 : db_escape($dimension));
+	if ($dimension2 != 0)
+  		$sql .= " AND dimension2_id = ".($dimension2<0 ? 0 : db_escape($dimension2));
 
 	$result = db_query($sql, "Transactions for account $account could not be calculated");
 
 	$row = db_fetch_row($result);
-	return $row[0];
+	return (float)$row[0];
+}
+
+//----------------------------------------------------------------------------------------------------
+function get_balance($account, $dimension, $dimension2, $from, $to, $from_incl=true, $to_incl=true) 
+{
+	$from_date = date2sql($from);
+	$to_date = date2sql($to);
+
+	$sql = "SELECT	SUM(IF(amount >= 0, amount, 0)) as debit, 
+					SUM(IF(amount < 0, -amount, 0)) as credit,
+					SUM(amount) as balance 
+		FROM ".TB_PREF."gl_trans trans,"
+			.TB_PREF."chart_master coa,"
+			.TB_PREF."chart_types act_type, "
+			.TB_PREF."chart_class act_class
+		WHERE trans.account=coa.account_code
+			AND coa.account_type=act_type.id 
+		AND act_type.class_id=act_class.cid"
+		." AND ".($from_incl ? "tran_date >= '$from_date'" : "tran_date > IF(ctype>0 AND ctype<".CL_INCOME.", '0000-00-00', '$from_date')")
+		." AND ".($to_incl ? "tran_date <= '$to_date'" : "tran_date < '$to_date'")
+		.($account == null ? '' : " AND account=".db_escape($account))
+		.($dimension == 0 ? ''  : " AND dimension_id = ".($dimension<0 ? 0 : db_escape($dimension)))
+		.($dimension2 == 0 ? '' : " AND dimension2_id = ".($dimension2<0 ? 0 : db_escape($dimension2)));
+
+	$result = db_query($sql,"No general ledger accounts were returned");
+
+	return db_fetch($result);
 }
 
 //--------------------------------------------------------------------------------
 
-function get_budget_trans_from_to($from_date, $to_date, $account, $dimension=0, $dimension2=0) 
+function get_budget_trans_from_to($from_date, $to_date, $account, $dimension=0, $dimension2=0)
 {
 
 	$from = date2sql($from_date);
 	$to = date2sql($to_date);
-	
-	$sql = "SELECT SUM(amount) FROM ".TB_PREF."budget_trans
-		WHERE account=$account ";
-	if ($from_date != "")	
+
+	$sql = "SELECT SUM(amount)
+		FROM ".TB_PREF."budget_trans
+		WHERE account=".db_escape($account);
+	if ($from_date != "")
 		$sql .= " AND tran_date >= '$from' ";
-	if ($to_date != "")	
+	if ($to_date != "")
 		$sql .= " AND tran_date <= '$to' ";
-	if ($dimension > 0)
-		$sql .= " AND dimension_id = $dimension";
-	if ($dimension2 > 0)
-		$sql .= " AND dimension2_id = $dimension2";
+	if ($dimension != 0)
+  		$sql .= " AND dimension_id = ".($dimension<0?0:db_escape($dimension));
+	if ($dimension2 != 0)
+  		$sql .= " AND dimension2_id = ".($dimension2<0?0:db_escape($dimension2));
 	$result = db_query($sql,"No budget accounts were returned");
 
 	$row = db_fetch_row($result);
 	return $row[0];
 }
+//-------------------------------------------------------------------------------------
 
-//--------------------------------------------------------------------------------
+function exists_gl_budget($date_, $account, $dimension, $dimension2)
+{
+	$sql = "SELECT account FROM ".TB_PREF."budget_trans WHERE account=".db_escape($account)
+	." AND tran_date='$date_' AND
+		dimension_id=".db_escape($dimension)." AND dimension2_id=".db_escape($dimension2);
+	$result = db_query($sql, "Cannot retreive a gl transaction");
+
+    return (db_num_rows($result) > 0);
+}
 
-function add_journal_entries($items, $date_, $ref, $reverse, $memo_=null)
+function add_update_gl_budget_trans($date_, $account, $dimension, $dimension2, $amount)
 {
-	begin_transaction();
+	$date = date2sql($date_);
 
-	$trans_type = systypes::journal_entry();
-	$trans_id = get_next_trans_no($trans_type);
+	if (exists_gl_budget($date, $account, $dimension, $dimension2))
+		$sql = "UPDATE ".TB_PREF."budget_trans SET amount=".db_escape($amount)
+		." WHERE account=".db_escape($account)
+		." AND dimension_id=".db_escape($dimension)
+		." AND dimension2_id=".db_escape($dimension2)
+		." AND tran_date='$date'";
+	else
+		$sql = "INSERT INTO ".TB_PREF."budget_trans (tran_date,
+			account, dimension_id, dimension2_id, amount, memo_) VALUES ('$date',
+			".db_escape($account).", ".db_escape($dimension).", "
+			.db_escape($dimension2).", ".db_escape($amount).", '')";
 
-	foreach ($items as $journal_item) 
-	{
-		$is_bank_to = is_bank_account($journal_item->code_id);
-
-		add_gl_trans($trans_type, $trans_id, $date_, $journal_item->code_id, 
-			$journal_item->dimension_id, $journal_item->dimension2_id, 
-			$journal_item->reference, $journal_item->amount);
-    	if ($is_bank_to) 
-    	{
-    		add_bank_trans($trans_type, $trans_id, $journal_item->code_id, $ref, 
-    			$date_, 3, $journal_item->amount,
-    			0, "", get_company_currency(), 
-    			"Cannot insert a destination bank transaction");								
-    	}		
+	db_query($sql, "The GL budget transaction could not be saved");
+}
+
+function delete_gl_budget_trans($date_, $account, $dimension, $dimension2)
+{
+	$date = date2sql($date_);
+
+	$sql = "DELETE FROM ".TB_PREF."budget_trans WHERE account=".db_escape($account)
+	." AND dimension_id=".db_escape($dimension)
+	." AND dimension2_id=".db_escape($dimension2)
+	." AND tran_date='$date'";
+	db_query($sql, "The GL budget transaction could not be deleted");
+}
+
+function get_only_budget_trans_from_to($from_date, $to_date, $account, $dimension=0, $dimension2=0)
+{
+
+	$from = date2sql($from_date);
+	$to = date2sql($to_date);
+
+	$sql = "SELECT SUM(amount) FROM ".TB_PREF."budget_trans
+		WHERE account=".db_escape($account)
+		." AND tran_date >= '$from' AND tran_date <= '$to'
+		 AND dimension_id = ".db_escape($dimension)
+		 ." AND dimension2_id = ".db_escape($dimension2);
+	$result = db_query($sql,"No budget accounts were returned");
+
+	$row = db_fetch_row($result);
+	return $row[0];
+}
+
+//--------------------------------------------------------------------------------
+//	Stores journal/bank transaction tax details if applicable
+//
+function add_gl_tax_details($gl_code, $trans_type, $trans_no, $amount, $ex_rate, $date, $memo, $included=0, $net_amount = null)
+{
+	$tax_type = is_tax_account($gl_code);
+	if(!$tax_type) return;	// $gl_code is not tax account
+	
+	$tax = get_tax_type($tax_type);
+	if ($trans_type == ST_SALESINVOICE || $trans_type == ST_CUSTDELIVERY || $trans_type == ST_CUSTCREDIT)
+		$amount = -$amount;
+	// we have to restore net amount as we cannot know the base amount
+	if ($net_amount===null) {
+		if ($tax['rate'] == 0) {
+			$net_amount = 0;
+		} else { 
+			// calculate net amount
+			$net_amount = $amount/$tax['rate']*100; 
+		}
 	}
+	add_trans_tax_details($trans_type, $trans_no, $tax['id'], $tax['rate'], $included, 
+		$amount, $net_amount, $ex_rate, $date, $memo, null);
 
-	add_comments($trans_type, $trans_id, $date_, $memo_);
+}
 
-	references::save($trans_type, $trans_id, $ref);
+//--------------------------------------------------------------------------------
+//
+//	Store transaction tax details for fiscal purposes with 'freezed' 
+//	actual tax type rate.
+//
+function add_trans_tax_details($trans_type, $trans_no, $tax_id, $rate, $included,
+	$amount, $net_amount, $ex_rate, $tran_date, $memo, $reg_type=null)
+{
+	// guess tax register if not set
+	if (!isset($reg_type))
+		$reg_type = in_array($trans_type, array(ST_SUPPINVOICE, ST_SUPPCREDIT)) ? TR_OUTPUT
+				: in_array($trans_type, array(ST_SALESINVOICE, ST_CUSTCREDIT)) ? TR_INPUT : null;
+
+	$sql = "INSERT INTO ".TB_PREF."trans_tax_details 
+		(trans_type, trans_no, tran_date, tax_type_id, rate, ex_rate,
+			included_in_price, net_amount, amount, memo, reg_type)
+		VALUES (".db_escape($trans_type)."," . db_escape($trans_no).",'"
+				.date2sql($tran_date)."',".db_escape($tax_id).","
+				.db_escape($rate).",".db_escape($ex_rate).",".($included ? 1:0).","
+				.db_escape($net_amount).","
+				.db_escape($amount).",".db_escape($memo).",".db_escape($reg_type, true).")";
+
+	db_query($sql, "Cannot save trans tax details");
 
-	if ($reverse) 
-	{
+}
+//----------------------------------------------------------------------------------------
 
-    	$reversingDate = date(user_date_display(),
-    		Mktime(0,0,0,get_month($date_)+1,1,get_year($date_)));
+function get_trans_tax_details($trans_type, $trans_no)
+{
+	$sql = "SELECT tax_details.*,
+				tax_type.name AS tax_type_name,
+				tax_details.rate AS effective_rate,
+				tax_type.rate AS rate
+		FROM ".TB_PREF."trans_tax_details tax_details,
+			".TB_PREF."tax_types tax_type
+		WHERE 
+			trans_type = ".db_escape($trans_type)."
+		AND trans_no = ".db_escape($trans_no)."
+		AND (net_amount != 0 OR amount != 0)
+		AND tax_type.id = tax_details.tax_type_id";
+
+	return db_query($sql, "The transaction tax details could not be retrieved");
+}
 
-    	$trans_id_reverse = get_next_trans_no($trans_type);
+//----------------------------------------------------------------------------------------
 
-    	foreach ($items as $journal_item) 
-    	{
-			$is_bank_to = is_bank_account($journal_item->code_id);
+function void_trans_tax_details($type, $type_no)
+{
+	$sql = "UPDATE ".TB_PREF."trans_tax_details SET amount=0, net_amount=0
+		WHERE trans_no=".db_escape($type_no)
+		." AND trans_type=".db_escape($type);
 
-    		add_gl_trans($trans_type, $trans_id_reverse, $reversingDate,
-    			$journal_item->code_id, $journal_item->dimension_id, $journal_item->dimension2_id, 
-    			$journal_item->reference, -$journal_item->amount);
-    		if ($is_bank_to) 
-    		{
-    			add_bank_trans($trans_type, $trans_id_reverse, $journal_item->code_id, $ref, 
-    				$reversingDate, 3, $journal_item->amount,
-    				0, "", get_company_currency(), 
-    				"Cannot insert a destination bank transaction");								
-    		}		
-    	}
+	db_query($sql, "The transaction tax details could not be voided");
+}
 
-    	add_comments($trans_type, $trans_id_reverse, $reversingDate, $memo_);
+//----------------------------------------------------------------------------------------
 
-    	references::save($trans_type, $trans_id_reverse, $ref);
-	}
+function clear_trans_tax_details($type, $type_no)
+{
+	$sql = "DELETE FROM ".TB_PREF."trans_tax_details 
+		WHERE trans_no=".db_escape($type_no)
+		." AND trans_type=".db_escape($type);
 
-	commit_transaction();
+	db_query($sql, "The transaction tax details could not be cleared");
+}
 
-	return $trans_id;
+function get_tax_summary($from, $to, $also_zero_purchases=false)
+{
+	$fromdate = date2sql($from);
+	$todate = date2sql($to);
+
+	$sql = "SELECT 
+				SUM(IF(trans_type=".ST_SUPPCREDIT.",-1,1)*
+				IF((reg_type=".TR_OUTPUT.")"
+					." || ((trans_type IN(".ST_SUPPINVOICE.",".ST_SUPPCREDIT.") OR (trans_type=".ST_JOURNAL." AND reg_type=".TR_INPUT."))
+					), net_amount*ex_rate,0)
+				) net_output,
+
+				SUM(IF(trans_type=".ST_SUPPCREDIT.",-1,1)*
+				IF((reg_type=".TR_OUTPUT.")"
+					." || ((trans_type IN(".ST_SUPPINVOICE.",".ST_SUPPCREDIT.") OR (trans_type=".ST_JOURNAL." AND reg_type=".TR_INPUT."))
+					), amount*ex_rate,0)) payable,
+
+				SUM(IF(trans_type IN(".ST_SUPPCREDIT."),-1,1)*
+				IF(reg_type=".TR_INPUT
+					. ($also_zero_purchases ? '': " AND tax_type_id AND taxrec.rate")
+					.", net_amount*ex_rate, 0)) net_input,
+
+				SUM(IF(trans_type IN(".ST_SUPPCREDIT."),-1,1)*
+				IF(reg_type=".TR_INPUT
+					. ($also_zero_purchases ? '': " AND tax_type_id AND taxrec.rate ") 
+					.", amount*ex_rate, 0)) collectible,
+				taxrec.rate,
+				ttype.id,
+				ttype.name
+		FROM ".TB_PREF."trans_tax_details taxrec LEFT JOIN ".TB_PREF."tax_types ttype ON taxrec.tax_type_id=ttype.id
+		WHERE taxrec.trans_type IN (".implode(',',
+			array(ST_SALESINVOICE, ST_CUSTCREDIT, ST_SUPPINVOICE, ST_SUPPCREDIT, ST_JOURNAL)).")
+			AND taxrec.tran_date >= '$fromdate'
+			AND taxrec.tran_date <= '$todate'
+		GROUP BY ttype.id";
+
+		// display_error($sql);
+    return db_query($sql,"Cannot retrieve tax summary");
 }
 
 //--------------------------------------------------------------------------------------------------
 
 function exists_gl_trans($type, $trans_id)
 {
-	$sql = "SELECT type_no FROM ".TB_PREF."gl_trans WHERE type=$type AND type_no=$trans_id";
+	$sql = "SELECT type_no FROM ".TB_PREF."gl_trans WHERE type=".db_escape($type)
+		." AND type_no=".db_escape($trans_id);
 	$result = db_query($sql, "Cannot retreive a gl transaction");
 
     return (db_num_rows($result) > 0);
@@ -262,7 +565,8 @@ function void_gl_trans($type, $trans_id, $nested=false)
 	if (!$nested)
 		begin_transaction();
 
-	$sql = "UPDATE ".TB_PREF."gl_trans SET amount=0	WHERE type=$type AND type_no=$trans_id";
+	$sql = "UPDATE ".TB_PREF."gl_trans SET amount=0 WHERE type=".db_escape($type)
+	." AND type_no=".db_escape($trans_id);
 
 	db_query($sql, "could not void gl transactions for type=$type and trans_no=$trans_id");
 
@@ -270,6 +574,87 @@ function void_gl_trans($type, $trans_id, $nested=false)
 		commit_transaction();
 }
 
-//--------------------------------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
+
+function clear_gl_trans($type, $trans_id, $nested=false)
+{
+	if (!$nested)
+		begin_transaction();
+
+	$sql = "DELETE FROM ".TB_PREF."gl_trans WHERE type=".db_escape($type)
+	." AND type_no=".db_escape($trans_id);
+
+	db_query($sql, "could not clear gl transactions for type=$type and trans_no=$trans_id");
+
+	if (!$nested)
+		commit_transaction();
+}
 
-?>
\ No newline at end of file
+function get_sql_for_journal_inquiry($filter, $from, $to, $ref='', $memo='', $alsoclosed=false,
+		 $user_id=null, $contractor_id=null, $dimension=null)
+{
+
+	$sql = "SELECT	IFNULL(a.gl_seq,0) as gl_seq,
+		gl.tran_date,
+		gl.type as trans_type,
+		gl.type_no as trans_no,
+		IFNULL(MAX(supp.supp_name), MAX(cust.name)) as name,
+		IF(ISNULL(st.supp_reference), '', st.supp_reference) AS supp_reference,
+		refs.reference,"
+		.($dimension ? " -SUM(IF(dim.dimension in(gl.dimension_id,gl.dimension2_id), gl.amount, 0)) as amount,":" SUM(IF(gl.amount>0, gl.amount,0)) as amount,")
+		."com.memo_,
+		IF(ISNULL(u.user_id),'',u.user_id) as user_id";
+
+	if ($contractor_id > 0) {
+		$sql.= ", st.supplier_id, dt.debtor_no ";
+	}
+
+	$sql.= " FROM ".TB_PREF."gl_trans as gl
+		 LEFT JOIN ".TB_PREF."audit_trail as a ON
+			(gl.type=a.type AND gl.type_no=a.trans_no)
+		 LEFT JOIN ".TB_PREF."comments as com ON
+			(gl.type=com.type AND gl.type_no=com.id)
+		 LEFT JOIN ".TB_PREF."refs as refs ON
+			(gl.type=refs.type AND gl.type_no=refs.id)
+		 LEFT JOIN ".TB_PREF."users as u ON
+			a.user=u.id
+	 	 LEFT JOIN ".TB_PREF."debtor_trans dt ON dt.type=gl.type AND gl.type_no=dt.trans_no
+	 	 LEFT JOIN ".TB_PREF."debtors_master cust ON gl.person_type_id=2 AND gl.person_id=cust.debtor_no
+	 	 LEFT JOIN ".TB_PREF."supp_trans st ON st.type=gl.type AND gl.type_no=st.trans_no
+	 	 LEFT JOIN ".TB_PREF."suppliers supp ON gl.person_type_id=3 AND gl.person_id=supp.supplier_id"
+	 	 .($dimension ? 
+		 " LEFT JOIN (SELECT type, type_no, MAX(IFNULL(dimension_id, dimension2_id)) dimension FROM ".TB_PREF."gl_trans GROUP BY type, type_no) dim 
+		 		ON gl.type=dim.type AND gl.type_no=dim.type_no" : '')
+		." WHERE gl.tran_date >= '" . date2sql($from) . "'
+		AND gl.tran_date <= '" . date2sql($to) . "'
+		AND gl.amount!=0";
+	if ($ref) {
+		$sql .= " AND refs.reference LIKE ". db_escape("%$ref%");
+	}
+	if ($memo) {
+		$sql .= " AND com.memo_ LIKE ". db_escape("%$memo%");
+	}
+	if ($filter != -1) {
+		$sql .= " AND gl.type=".db_escape($filter);
+	}
+	if (!$alsoclosed) {
+		$sql .= " AND gl_seq=0";
+	}
+ 	else
+ 		$sql .= " AND NOT ISNULL(a.gl_seq)";
+
+	if ($user_id != null)
+		$sql .= " AND user_id = ".db_escape($user_id);
+
+	if ($contractor_id > 0) {
+		$sql.= " AND (dt.debtor_no =".$contractor_id;
+		$sql.= " OR st.supplier_id =".$contractor_id.") ";
+	}	
+
+	if ($dimension != null)
+		$sql .= " AND dim.dimension = ".db_escape($dimension);
+
+	$sql .= " GROUP BY gl.tran_date, a.gl_seq, gl.type, gl.type_no";
+
+	return $sql;
+}