X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=includes%2Fdata_checks.inc;h=67768b937df6d1f3eff7662b8258b76fa71e7ece;hb=8a2ac7536a58c7860cbebba4f786f51f761ac2bf;hp=295a353e1203d2ec1cc484291803d9e8113f7fe7;hpb=ebc600101ceab69c06eac4b1bd4d1782af45de05;p=fa-stable.git

diff --git a/includes/data_checks.inc b/includes/data_checks.inc
index 295a353e..67768b93 100644
--- a/includes/data_checks.inc
+++ b/includes/data_checks.inc
@@ -41,6 +41,19 @@ function check_db_has_currencies($msg)
     }	
 }
 
+function db_has_currency_rates($currency, $date_, $msg=false)
+{
+	$date = date2sql($date_);
+	
+	if (is_company_currency($currency))
+		return 1;
+	$ret = check_empty_result("SELECT COUNT(*) FROM ".TB_PREF."exchange_rates WHERE curr_code = '$currency' && date_ <= '$date'");
+	if ($ret == 0 && $msg)
+		display_error(sprintf(_("Cannot retrieve exchange rate for currency %s as of %s. Please add exchange rate manually on Exchange Rates page."),
+					 $currency, $date_), true);
+	return $ret;				 
+}
+
 function db_has_sales_types()
 {
 	return check_empty_result("SELECT COUNT(*) FROM ".TB_PREF."sales_types");
@@ -124,7 +137,7 @@ function check_db_has_movement_types($msg)
 function db_customer_has_branches($customer_id)
 {
 	return check_empty_result("SELECT COUNT(*) FROM ".TB_PREF."cust_branch "
-		."WHERE debtor_no='$customer_id'");
+		."WHERE debtor_no=".db_escape($customer_id));
 }
 
 function db_has_customer_branches()
@@ -430,7 +443,7 @@ function db_has_quick_entries()
 
 function db_has_tags($type)
 {
-	return check_empty_result("SELECT COUNT(*) FROM ".TB_PREF."tags WHERE type=$type");
+	return check_empty_result("SELECT COUNT(*) FROM ".TB_PREF."tags WHERE type=".db_escape($type));
 }
 
 function check_db_has_tags($type, $msg)
@@ -449,7 +462,7 @@ function check_empty_result($sql)
 	$result = db_query($sql, "could not do check empty query");	
 	
 	$myrow = db_fetch_row($result);
-	return $myrow[0] > 0;	 	
+	return $myrow[0] > 0;
 }
 //
 //	Integer input check 
@@ -470,12 +483,13 @@ function check_int($postname, $min=null, $max=null) {
 //
 //	Numeric input check.
 //	Return 1 if number has proper form and is within <min, max> range
+//	Empty/not defined fields are defaulted to $dflt value.
 //
-function check_num($postname, $min=null, $max=null) {
+function check_num($postname, $min=null, $max=null, $dflt=0) {
 	if(!isset($_POST[$postname]))
 	  return 0;
-    $num = input_num($postname);
-    if ($num === false) 
+    $num = input_num($postname, $dflt);
+    if ($num === false || $num === null) 
 	  return 0;
     if (isset($min) && ($num<$min)) 
 	  return 0;