From 60f6c98e4f4a2084bd98d15844f0282436377760 Mon Sep 17 00:00:00 2001
From: einhverfr <einhverfr@4979c152-3d1c-0410-bac9-87ea11338e46>
Date: Wed, 1 Nov 2006 00:11:37 +0000
Subject: Half-way through auditing IC.pm

git-svn-id: https://ledger-smb.svn.sourceforge.net/svnroot/ledger-smb/trunk@437 4979c152-3d1c-0410-bac9-87ea11338e46
---
 LedgerSMB/Form.pm |    2 +
 LedgerSMB/IC.pm   | 1386 ++++++++++++++++++++++++++++-------------------------
 2 files changed, 745 insertions(+), 643 deletions(-)

diff --git a/LedgerSMB/Form.pm b/LedgerSMB/Form.pm
index 22dbf06f..23733bbf 100755
--- a/LedgerSMB/Form.pm
+++ b/LedgerSMB/Form.pm
@@ -1491,6 +1491,8 @@ sub dbquote {
 
 
 sub update_balance {
+	# This is a dangerous private function.  All apps calling it must
+	# be careful to avoid SQL injection issues
 
 	my ($self, $dbh, $table, $field, $where, $value) = @_;
 
diff --git a/LedgerSMB/IC.pm b/LedgerSMB/IC.pm
index f96b1294..dbaed0ce 100755
--- a/LedgerSMB/IC.pm
+++ b/LedgerSMB/IC.pm
@@ -35,801 +35,901 @@ package IC;
 
 
 sub get_part {
-  my ($self, $myconfig, $form) = @_;
-
-  # connect to db
-  my $dbh = $form->{dbh};
-  my $i;
-
-  my $query = qq|SELECT p.*,
-                 c1.accno AS inventory_accno, c1.description AS inventory_description,
-		 c2.accno AS income_accno, c2.description AS income_description,
-		 c3.accno AS expense_accno, c3.description AS expense_description,
-		 pg.partsgroup
-	         FROM parts p
-		 LEFT JOIN chart c1 ON (p.inventory_accno_id = c1.id)
-		 LEFT JOIN chart c2 ON (p.income_accno_id = c2.id)
-		 LEFT JOIN chart c3 ON (p.expense_accno_id = c3.id)
-		 LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
-                 WHERE p.id = $form->{id}|;
-  my $sth = $dbh->prepare($query);
-  $sth->execute || $form->dberror($query);
-  my $ref = $sth->fetchrow_hashref(NAME_lc);
+	my ($self, $myconfig, $form) = @_;
+
+	# connect to db
+	my $dbh = $form->{dbh};
+	my $i;
+
+	my $query = qq|
+		   SELECT p.*, c1.accno AS inventory_accno, 
+		          c1.description AS inventory_description, 
+		          c2.accno AS income_accno, 
+		          c2.description AS income_description,
+		          c3.accno AS expense_accno, 
+		          c3.description AS expense_description, pg.partsgroup
+		     FROM parts p
+		LEFT JOIN chart c1 ON (p.inventory_accno_id = c1.id)
+		LEFT JOIN chart c2 ON (p.income_accno_id = c2.id)
+		LEFT JOIN chart c3 ON (p.expense_accno_id = c3.id)
+		LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
+		    WHERE p.id = ?|;
+	my $sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
+	my $ref = $sth->fetchrow_hashref(NAME_lc);
 
-  # copy to $form variables
-  for (keys %$ref) { $form->{$_} = $ref->{$_} }
-  $sth->finish;
+	# copy to $form variables
+	for (keys %$ref) { $form->{$_} = $ref->{$_} }
+	$sth->finish;
   
-  my %oid = ('Pg'	=> 'TRUE',
-             'Oracle'	=> 'a.rowid',
-	     'DB2'	=> '1=1'
-	    );
-
-  # part, service item or labor
-  $form->{item} = ($form->{inventory_accno_id}) ? 'part' : 'service';
-  $form->{item} = 'labor' if ! $form->{income_accno_id};
+	# part, service item or labor
+	$form->{item} = ($form->{inventory_accno_id}) ? 'part' : 'service';
+	$form->{item} = 'labor' if ! $form->{income_accno_id};
     
-  if ($form->{assembly}) {
-    $form->{item} = 'assembly';
-
-    # retrieve assembly items
-    $query = qq|SELECT p.id, p.partnumber, p.description,
-                p.sellprice, p.weight, a.qty, a.bom, a.adj, p.unit,
-		p.lastcost, p.listprice,
-		pg.partsgroup, p.assembly, p.partsgroup_id
-                FROM parts p
-		JOIN assembly a ON (a.parts_id = p.id)
-		LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
-		WHERE a.id = ?
-    |;
-
-    $sth = $dbh->prepare($query);
-    $sth->execute($form->{id}) || $form->dberror($query);
+	if ($form->{assembly}) {
+		$form->{item} = 'assembly';
+
+		# retrieve assembly items
+		$query = qq|
+			   SELECT p.id, p.partnumber, p.description,
+			          p.sellprice, p.weight, a.qty, a.bom, a.adj,
+			          p.unit, p.lastcost, p.listprice, 
+			          pg.partsgroup, p.assembly, p.partsgroup_id
+			     FROM parts p
+			     JOIN assembly a ON (a.parts_id = p.id)
+			LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
+			    WHERE a.id = ?|;
+
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
     
-    $form->{assembly_rows} = 0;
-    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
-      $form->{assembly_rows}++;
-      foreach my $key ( keys %{ $ref } ) {
-	$form->{"${key}_$form->{assembly_rows}"} = $ref->{$key};
-      }
-    }
-    $sth->finish;
-
-  }
-
-  # setup accno hash for <option checked> {amount} is used in create_links
-  for (qw(inventory income expense)) { $form->{amount}{"IC_$_"} = { accno => $form->{"${_}_accno"}, description => $form->{"${_}_description"} } }
-
+		$form->{assembly_rows} = 0;
+		while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+			$form->{assembly_rows}++;
+			foreach my $key ( keys %{ $ref } ) {
+				$form->{"${key}_$form->{assembly_rows}"} 
+					= $ref->{$key};
+			}
+		}
+		$sth->finish;
 
-  if ($form->{item} =~ /(part|assembly)/) {
-    # get makes
-    if ($form->{makemodel} ne "") {
-      $query = qq|SELECT make, model
-                  FROM makemodel
-                  WHERE parts_id = ?|;
+	}
 
-      $sth = $dbh->prepare($query);
-      $sth->execute($form->{id}) || $form->dberror($query);
+	# setup accno hash for <option checked> 
+	# {amount} is used in create_links
+	for (qw(inventory income expense)) { 
+		$form->{amount}{"IC_$_"} 
+			= { 
+				accno => $form->{"${_}_accno"}, 
+				description => $form->{"${_}_description"} 
+			};
+	};
+
+
+	if ($form->{item} =~ /(part|assembly)/) {
+  	
+		if ($form->{makemodel} ne "") {
+			$query = qq|
+				SELECT make, model
+				  FROM makemodel
+				 WHERE parts_id = ?|;
+
+			$sth = $dbh->prepare($query);
+			$sth->execute($form->{id}) || $form->dberror($query);
       
-      while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
-	push @{ $form->{makemodels} }, $ref;
-      }
-      $sth->finish;
-    }
-  }
+			while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+				push @{ $form->{makemodels} }, $ref;
+			}
+			$sth->finish;
+		}
+	}
 
-  # now get accno for taxes
-  $query = qq|SELECT c.accno
-              FROM chart c, partstax pt
-	      WHERE pt.chart_id = c.id
-	      AND pt.parts_id = ?|;
+	# now get accno for taxes
+	$query = qq|
+		SELECT c.accno FROM chart c, partstax pt
+		 WHERE pt.chart_id = c.id AND pt.parts_id = ?|;
   
-  $sth = $dbh->prepare($query);
-  $sth->execute($form->{id}) || $form->dberror($query);
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
 
-  while (($key) = $sth->fetchrow_array) {
-    $form->{amount}{$key} = $key;
-  }
+	while (($key) = $sth->fetchrow_array) {
+		$form->{amount}{$key} = $key;
+	}
 
-  $sth->finish;
+	$sth->finish;
 
-  my $id = $dbh->quote($form->{id});
-  # is it an orphan
-  $query = qq|SELECT parts_id
-              FROM invoice
-	      WHERE parts_id = $id
-	    UNION
-	      SELECT parts_id
-	      FROM orderitems
-	      WHERE parts_id = $id
-	    UNION
-	      SELECT parts_id
-	      FROM assembly
-	      WHERE parts_id = $id
-	    UNION
-	      SELECT parts_id
-	      FROM jcitems
-	      WHERE parts_id = $id|;
-  ($form->{orphaned}) = $dbh->selectrow_array($query);
-  $form->{orphaned} = !$form->{orphaned};
-
-  $form->{orphaned} = 0 if $form->{project_id};
-
-  if ($form->{item} eq 'assembly') {
-    if ($form->{orphaned}) {
-      $form->{orphaned} = !$form->{onhand};
-    }
-  }
+	my $id = $dbh->quote($form->{id});
+	# is it an orphan
+	$query = qq|
+		SELECT parts_id FROM invoice WHERE parts_id = $id
+		UNION
+		SELECT parts_id FROM orderitems WHERE parts_id = $id
+		UNION
+		SELECT parts_id FROM assembly WHERE parts_id = $id
+		UNION
+		SELECT parts_id FROM jcitems WHERE parts_id = $id|;
+	($form->{orphaned}) = $dbh->selectrow_array($query);
+	$form->{orphaned} = !$form->{orphaned};
+
+	$form->{orphaned} = 0 if $form->{project_id};
+
+	if ($form->{item} eq 'assembly') {
+		if ($form->{orphaned}) {
+			$form->{orphaned} = !$form->{onhand};
+		}
+	}
 
-  if ($form->{item} =~ /(part|service)/) {
-    # get vendors
-    $query = qq|SELECT v.id, v.name, pv.partnumber,
-                pv.lastcost, pv.leadtime, pv.curr AS vendorcurr
-		FROM partsvendor pv
-		JOIN vendor v ON (v.id = pv.vendor_id)
-		WHERE pv.parts_id = ?
-		ORDER BY 2|;
+	if ($form->{item} =~ /(part|service)/) {
+		# get vendors
+		$query = qq|
+			  SELECT v.id, v.name, pv.partnumber,
+			         pv.lastcost, pv.leadtime, 
+			         pv.curr AS vendorcurr
+			    FROM partsvendor pv
+			    JOIN vendor v ON (v.id = pv.vendor_id)
+			   WHERE pv.parts_id = ?
+			ORDER BY 2|;
     
-    $sth = $dbh->prepare($query);
-    $sth->execute($form->{id}) || $form->dberror($query);
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
     
-    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
-      push @{ $form->{vendormatrix} }, $ref;
-    }
-    $sth->finish;
-  }
+		while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+			push @{ $form->{vendormatrix} }, $ref;
+		}
+		$sth->finish;
+	}
  
-  # get matrix
-  if ($form->{item} ne 'labor') {
-    $query = qq|SELECT pc.pricebreak, pc.sellprice AS customerprice,
-		pc.curr AS customercurr,
-		pc.validfrom, pc.validto,
-		c.name, c.id AS cid, g.pricegroup, g.id AS gid
-		FROM partscustomer pc
-		LEFT JOIN customer c ON (c.id = pc.customer_id)
-		LEFT JOIN pricegroup g ON (g.id = pc.pricegroup_id)
-		WHERE pc.parts_id = ?
-		ORDER BY c.name, g.pricegroup, pc.pricebreak|;
-    $sth = $dbh->prepare($query);
-    $sth->execute($form->{id}) || $form->dberror($query);
-
-    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
-      push @{ $form->{customermatrix} }, $ref;
-    }
-    $sth->finish;
-  }
+	# get matrix
+	if ($form->{item} ne 'labor') {
+		$query = qq|
+			   SELECT pc.pricebreak, pc.sellprice AS customerprice,
+			          pc.curr AS customercurr, pc.validfrom, 
+			          pc.validto, c.name, c.id AS cid, 
+			          g.pricegroup, g.id AS gid
+			     FROM partscustomer pc
+			LEFT JOIN customer c ON (c.id = pc.customer_id)
+			LEFT JOIN pricegroup g ON (g.id = pc.pricegroup_id)
+			    WHERE pc.parts_id = ?
+			 ORDER BY c.name, g.pricegroup, pc.pricebreak|;
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
+
+		while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+			push @{ $form->{customermatrix} }, $ref;
+		}
+		$sth->finish;
+	}
 
-  $form->run_custom_queries('parts', 'SELECT');
+	$form->run_custom_queries('parts', 'SELECT');
   
 }
 
 
 sub save {
-  my ($self, $myconfig, $form) = @_;
+	my ($self, $myconfig, $form) = @_;
 
-  ($form->{inventory_accno}) = split(/--/, $form->{IC_inventory});
-  ($form->{expense_accno}) = split(/--/, $form->{IC_expense});
-  ($form->{income_accno}) = split(/--/, $form->{IC_income});
+	($form->{inventory_accno}) = split(/--/, $form->{IC_inventory});
+	($form->{expense_accno}) = split(/--/, $form->{IC_expense});
+	($form->{income_accno}) = split(/--/, $form->{IC_income});
 
-  # connect to database, turn off AutoCommit
-  my $dbh = $form->dbconnect_noauto($myconfig);
+	my $dbh = $form->{dbh};
 
-  # save the part
-  # make up a unique handle and store in partnumber field
-  # then retrieve the record based on the unique handle to get the id
-  # replace the partnumber field with the actual variable
-  # add records for makemodel
-
-  # if there is a $form->{id} then replace the old entry
-  # delete all makemodel entries and add the new ones
-
-  # undo amount formatting
-  for (qw(rop weight listprice sellprice lastcost stock)) { $form->{$_} = $form->parse_amount($myconfig, $form->{$_}) }
+	# undo amount formatting
+	for (qw(rop weight listprice sellprice lastcost stock)) { 
+		$form->{$_} = $form->parse_amount($myconfig, $form->{$_}); 
+	}
   
-  $form->{makemodel} = (($form->{make_1}) || ($form->{model_1})) ? 1 : 0;
+	$form->{makemodel} = (($form->{make_1}) || ($form->{model_1})) ? 1 : 0;
 
-  $form->{assembly} = ($form->{item} eq 'assembly') ? 1 : 0;
-  for (qw(alternate obsolete onhand)) { $form->{$_} *= 1 }
+	$form->{assembly} = ($form->{item} eq 'assembly') ? 1 : 0;
+	for (qw(alternate obsolete onhand)) { $form->{$_} *= 1 }
   
-  my $query;
-  my $sth;
-  my $i;
-  my $null;
-  my $vendor_id;
-  my $customer_id;
+	my $query;
+	my $sth;
+	my $i;
+	my $null;
+	my $vendor_id;
+	my $customer_id;
   
-  if ($form->{id}) {
-
-    # get old price
-    $query = qq|SELECT id, listprice, sellprice, lastcost, weight, project_id
-                FROM parts
-		WHERE id = $form->{id}|;
-    my ($id, $listprice, $sellprice, $lastcost, $weight, $project_id) = $dbh->selectrow_array($query);
-
-    if ($id) {
+	if ($form->{id}) {
+
+		# get old price
+		$query = qq|
+			SELECT id, listprice, sellprice, lastcost, weight, 
+			       project_id
+			  FROM parts
+			 WHERE id = ?|;
+		my $sth = $dbh->prepare($query);
+		$sth->execute($form->{id});
+		my ($id, $listprice, $sellprice, $lastcost, $weight, 
+			$project_id) 
+				= $dbh->fetchrow_array();
+
+		if ($id) {
       
-      if (!$project_id) {
-	# if item is part of an assembly adjust all assemblies
-	$query = qq|SELECT id, qty, adj
-		    FROM assembly
-		    WHERE parts_id = $form->{id}|;
-	$sth = $dbh->prepare($query);
-	$sth->execute || $form->dberror($query);
-	while (my ($id, $qty, $adj) = $sth->fetchrow_array) {
-	  &update_assembly($dbh, $form, $id, $qty, $adj, $listprice * 1, $sellprice * 1, $lastcost * 1, $weight * 1);
-	}
-	$sth->finish;
-      }
-
-      if ($form->{item} =~ /(part|service)/) {
-	# delete partsvendor records
-	$query = qq|DELETE FROM partsvendor
-		    WHERE parts_id = $form->{id}|;
-	$dbh->do($query) || $form->dberror($query);
-      }
+			if (!$project_id) {
+				# if item is part of an assembly 
+				# adjust all assemblies
+				$query = qq|
+					SELECT id, qty, adj
+					  FROM assembly
+					 WHERE parts_id = ?|;
+				$sth = $dbh->prepare($query);
+				$sth->execute($form->{id}) || 
+					$form->dberror($query);
+				while (my ($id, $qty, $adj) 
+						= $sth->fetchrow_array) {
+
+					&update_assembly(
+						$dbh, $form, $id, $qty, $adj, 
+						$listprice * 1, $sellprice * 1,
+						$lastcost * 1, $weight * 1);
+				}
+				$sth->finish;
+			}
+
+			if ($form->{item} =~ /(part|service)/) {
+				# delete partsvendor records
+				$query = qq|
+					DELETE FROM partsvendor
+					      WHERE parts_id = ?|;
+				$sth = $dbh->prepare($query);
+				$sth->execute($form->{id})
+					|| $form->dberror($query);
+			}
        
-      if ($form->{item} !~ /(service|labor)/) {
-	# delete makemodel records
-	$query = qq|DELETE FROM makemodel
-		    WHERE parts_id = $form->{id}|;
-	$dbh->do($query) || $form->dberror($query);
-      }
-
-      if ($form->{item} eq 'assembly') {
-
-	if ($form->{onhand}) {
-	  &adjust_inventory($dbh, $form, $form->{id}, $form->{onhand} * -1);
-	}
+			if ($form->{item} !~ /(service|labor)/) {
+				# delete makemodel records
+				$query = qq|
+					DELETE FROM makemodel
+					      WHERE parts_id = ?|;
+				$sth = $dbh->prepare($query);
+				$sth->execute($form->{id})
+					|| $form->dberror($query);
+			}
+
+			if ($form->{item} eq 'assembly') {
+
+				if ($form->{onhand}) {
+					&adjust_inventory(
+						$dbh, $form, $form->{id}, 
+						$form->{onhand} * -1);
+				}
 	
-	if ($form->{orphaned}) {
-	  # delete assembly records
-	  $query = qq|DELETE FROM assembly
-		      WHERE id = $form->{id}|;
-	  $dbh->do($query) || $form->dberror($query);
-	} else {
-
-	  for $i (1 .. $form->{assembly_rows} - 1) {
-	    # update BOM, A only
-	    for (qw(bom adj)) { $form->{"${_}_$i"} *= 1 }
-
-	    $query = qq|UPDATE assembly SET
-	                bom = '$form->{"bom_$i"}',
-			adj = '$form->{"adj_$i"}'
-			WHERE id = $form->{id}
-			AND parts_id = $form->{"id_$i"}|;
-	    $dbh->do($query) || $form->dberror($query);
-	  }
-	}
-
-	$form->{onhand} += $form->{stock};
-
-      }
-
-      # delete tax records
-      $query = qq|DELETE FROM partstax
-		  WHERE parts_id = $form->{id}|;
-      $dbh->do($query) || $form->dberror($query);
-
-      # delete matrix
-      $query = qq|DELETE FROM partscustomer
-		  WHERE parts_id = $form->{id}|;
-      $dbh->do($query) || $form->dberror($query);
+				if ($form->{orphaned}) {
+					# delete assembly records
+					$query = qq|
+						DELETE FROM assembly
+						      WHERE id = ?|;
+					$sth = $dbh->prepare($query);
+					$sth->execute($form->{id})
+						|| $form->dberror($query);
+				} else {
+
+					for $i (1 .. 
+						$form->{assembly_rows} - 1) {
+
+						# update BOM, A only
+						for (qw(bom adj)) { 
+							$form->{"${_}_$i"} 
+								*= 1; 
+						}
+
+						$query = qq|
+							UPDATE assembly
+							   SET bom = ?,
+							       adj = ?
+							 WHERE id = ?
+							       AND parts_id = ?|;
+						$sth = $dbh->prepare($query);
+						$sth->execute(
+							$form->{"bom_$i"},
+							$form->{"adj_$i"},
+							$form->{id},
+							$form->{"id_$i"}
+							)|| $form->dberror(
+								$query);
+					}
+				}
+
+				$form->{onhand} += $form->{stock};
+
+			}
+
+			# delete tax records
+			$query = qq|DELETE FROM partstax WHERE parts_id = ?|;
+
+			$sth = $dbh->prepare($query); 
+			$sth->execute($form->{id})|| $form->dberror($query);
+
+			# delete matrix
+			$query = qq|
+				DELETE FROM partscustomer 
+				      WHERE parts_id = ?|;
       
-    } else {
-      $query = qq|INSERT INTO parts (id)
-                  VALUES ($form->{id})|;
-      $dbh->do($query) || $form->dberror($query);
-    }
+			$sth = $dbh->prepare($query); 
+			$sth->execute($form->{id})|| $form->dberror($query);
+		} else {
+			$query = qq|INSERT INTO parts (id) VALUES (?)|;
+			$sth = $dbh->prepare($query); 
+			$sth->execute($form->{id})|| $form->dberror($query);
+		}
 
-  }
+	}
   
   
-  if (!$form->{id}) {
-    my $uid = localtime;
-    $uid .= "$$";
-
-    $query = qq|INSERT INTO parts (partnumber)
-                VALUES ('$uid')|;
-    $dbh->do($query) || $form->dberror($query);
+	if (!$form->{id}) {
+		my $uid = localtime;
+		$uid .= "$$";
+
+		$query = qq|INSERT INTO parts (partnumber) VALUES ('$uid')|;
+		$dbh->do($query) || $form->dberror($query);
+
+		$query = qq|SELECT id FROM parts WHERE partnumber = '$uid'|;
+		$sth = $dbh->prepare($query);
+		$sth->execute || $form->dberror($query);
+		($form->{id}) = $sth->fetchrow_array;
+		$sth->finish;
+
+		$form->{orphaned} = 1;
+		$form->{onhand} = ($form->{stock} * 1) 
+			if $form->{item} eq 'assembly';
+	}
 
-    $query = qq|SELECT id FROM parts
-                WHERE partnumber = '$uid'|;
-    $sth = $dbh->prepare($query);
-    $sth->execute || $form->dberror($query);
-    ($form->{id}) = $sth->fetchrow_array;
-    $sth->finish;
+	my $partsgroup_id;
+	($null, $partsgroup_id) = split /--/, $form->{partsgroup};
+	$partsgroup_id *= 1;
 
-    $form->{orphaned} = 1;
-    $form->{onhand} = ($form->{stock} * 1) if $form->{item} eq 'assembly';
-    
-  }
+	$form->{partnumber} = $form->update_defaults(
+		$myconfig, "partnumber", $dbh) if ! $form->{partnumber};
 
-  my $partsgroup_id;
-  ($null, $partsgroup_id) = split /--/, $form->{partsgroup};
-  $partsgroup_id *= 1;
-
-  $form->{partnumber} = $form->update_defaults($myconfig, "partnumber", $dbh) if ! $form->{partnumber};
-
-  $query = qq|UPDATE parts SET
-	      partnumber = |.$dbh->quote($form->{partnumber}).qq|,
-	      description = |.$dbh->quote($form->{description}).qq|,
-	      makemodel = '$form->{makemodel}',
-	      alternate = '$form->{alternate}',
-	      assembly = '$form->{assembly}',
-	      listprice = $form->{listprice},
-	      sellprice = $form->{sellprice},
-	      lastcost = $form->{lastcost},
-	      weight = $form->{weight},
-	      priceupdate = |.$form->dbquote($form->{priceupdate}, SQL_DATE).qq|,
-	      unit = |.$dbh->quote($form->{unit}).qq|,
-	      notes = |.$dbh->quote($form->{notes}).qq|,
-	      rop = $form->{rop},
-	      bin = |.$dbh->quote($form->{bin}).qq|,
-	      inventory_accno_id = (SELECT id FROM chart
-				    WHERE accno = '$form->{inventory_accno}'),
-	      income_accno_id = (SELECT id FROM chart
-				 WHERE accno = '$form->{income_accno}'),
-	      expense_accno_id = (SELECT id FROM chart
-				  WHERE accno = '$form->{expense_accno}'),
-              obsolete = '$form->{obsolete}',
-	      image = '$form->{image}',
-	      drawing = '$form->{drawing}',
-	      microfiche = '$form->{microfiche}',
-	      partsgroup_id = $partsgroup_id
-	      WHERE id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|
+		UPDATE parts 
+		   SET partnumber = ?,
+		       description = ?,
+		       makemodel = ?,
+		       alternate = ?,
+		       assembly = ?,
+		       listprice = ?,
+		       sellprice = ?,
+		       lastcost = ?,
+		       weight = ?,
+		       priceupdate = ?,
+		       unit = ?,
+		       notes = ?,
+		       rop = ?,
+		       bin = ?,
+		       inventory_accno_id = (SELECT id FROM chart
+		                              WHERE accno = ?),
+		       income_accno_id = (SELECT id FROM chart
+		                           WHERE accno = ?),
+		       expense_accno_id = (SELECT id FROM chart
+		                            WHERE accno = ?),
+		       obsolete = ?,
+		       image = ?,
+		       drawing = ?,
+		       microfiche = ?,
+		       partsgroup_id = ?
+		 WHERE id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute(
+		$form->{partnumber}, $form->{description}, $form->{makemodel},
+		$form->{alternate}, $form->{assembly}, $form->{listprice},
+		$form->{sellprice}, $form->{lastcost}, $form->{weight},
+		$form->{priceupdate}, $form->{unit}, $form->{notes},
+		$form->{rop}, $form->{bin}, $form->{inventory_accno},
+		$form->{income_accno}, $form->{expense_accno}, 
+		$form->{obsolete}, $form->{image}, $form->{drawing},
+		$form->{microfiche}, $partsgroup_id, $form->{id}
+		) || $form->dberror($query);
 
  
-  # insert makemodel records
-  if ($form->{item} =~ /(part|assembly)/) {
-    for $i (1 .. $form->{makemodel_rows}) {
-      if (($form->{"make_$i"} ne "") || ($form->{"model_$i"} ne "")) {
-	$query = qq|INSERT INTO makemodel (parts_id, make, model)
-		    VALUES ($form->{id},|
-		    .$dbh->quote($form->{"make_$i"}).qq|, |
-		    .$dbh->quote($form->{"model_$i"}).qq|)|;
-	$dbh->do($query) || $form->dberror($query);
-      }
-    }
-  }
+	# insert makemodel records
+	if ($form->{item} =~ /(part|assembly)/) {
+		$query = qq|
+			INSERT INTO makemodel (parts_id, make, model)
+			     VALUES (?, ?, ?)|;
+		$sth = $dbh->prepare($query) || $form->dberror($query);
+		for $i (1 .. $form->{makemodel_rows}) {
+			if (($form->{"make_$i"} ne "") 
+					|| ($form->{"model_$i"} ne "")) {
+				$sth->execute(
+					$form->{id}, $form->{"make_$i"},
+					$form->{"model_$i"}
+					) || $form->dberror($query); 
+			}
+		}
+	}
 
 
-  # insert taxes
-  for (split / /, $form->{taxaccounts}) {
-    if ($form->{"IC_tax_$_"}) {
-      $query = qq|INSERT INTO partstax (parts_id, chart_id)
-                  VALUES ($form->{id}, 
-		          (SELECT id
-			   FROM chart
-			   WHERE accno = '$_'))|;
-      $dbh->do($query) || $form->dberror($query);
-    }
-  }
+	# insert taxes
+      	$query = qq|
+		INSERT INTO partstax (parts_id, chart_id)
+		     VALUES (?, (SELECT id FROM chart WHERE accno = ?))|;
+	$sth = $dbh->prepare($query);
+	for (split / /, $form->{taxaccounts}) {
+		if ($form->{"IC_tax_$_"}) {
+			$sth->execute($form->{id}, $_) 
+				|| $form->dberror($query);
+		}
+	}
   
   
-  @a = localtime;
-  $a[5] += 1900;
-  $a[4]++;
-  $a[4] = substr("0$a[4]", -2);
-  $a[3] = substr("0$a[3]", -2);
-  my $shippingdate = "$a[5]$a[4]$a[3]";
+	@a = localtime;
+	$a[5] += 1900;
+	$a[4]++;
+	$a[4] = substr("0$a[4]", -2);
+	$a[3] = substr("0$a[3]", -2);
+	my $shippingdate = "$a[5]$a[4]$a[3]";
   
-  ($form->{employee}, $form->{employee_id}) = $form->get_employee($dbh);
+	($form->{employee}, $form->{employee_id}) = $form->get_employee($dbh);
  
-  # add assembly records
-  if ($form->{item} eq 'assembly' && !$project_id) {
+	# add assembly records
+	if ($form->{item} eq 'assembly' && !$project_id) {
     
-    if ($form->{orphaned}) {
-      for $i (1 .. $form->{assembly_rows}) {
-	$form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
-	
-	if ($form->{"qty_$i"}) {
-	  for (qw(bom adj)) { $form->{"${_}_$i"} *= 1 }
-	  $query = qq|INSERT INTO assembly (id, parts_id, qty, bom, adj)
-		      VALUES ($form->{id}, $form->{"id_$i"},
-		      $form->{"qty_$i"}, '$form->{"bom_$i"}',
-		      '$form->{"adj_$i"}')|;
-	  $dbh->do($query) || $form->dberror($query);
+		if ($form->{orphaned}) {
+			$query = qq|
+				INSERT INTO assembly 
+				            (id, parts_id, qty, bom, adj)
+				     VALUES (?, ?, ?, ?, ?)|;
+			$sth = $dbh->prepare($query);
+			for $i (1 .. $form->{assembly_rows}) {
+				$form->{"qty_$i"} = $form->parse_amount(
+					$myconfig, $form->{"qty_$i"});
+				$sth->execute(
+					$form->{id}, $form->{"id_$i"},
+					$form->{"qty_$i"}, $form->{"bom_$i"},
+					$form->{"adj_$i"}
+					) || $form->dberror($query);
+			}
+		}
+		# adjust onhand for the parts
+		if ($form->{onhand}) {
+			&adjust_inventory(
+				$dbh, $form, $form->{id}, $form->{onhand});
+		}
 	}
-      }
-    }
-    
-    # adjust onhand for the parts
-    if ($form->{onhand}) {
-      &adjust_inventory($dbh, $form, $form->{id}, $form->{onhand});
-    }
 
-  }
 
-  # add vendors
-  if ($form->{item} ne 'assembly') {
-    $updparts{$form->{id}} = 1;
+	# add vendors
+	if ($form->{item} ne 'assembly') {
+		$updparts{$form->{id}} = 1;
     
-    for $i (1 .. $form->{vendor_rows}) {
-      if (($form->{"vendor_$i"} ne "") && $form->{"lastcost_$i"}) {
+		for $i (1 .. $form->{vendor_rows}) {
+			if (($form->{"vendor_$i"} ne "") 
+						&& $form->{"lastcost_$i"}) {
 
-        ($null, $vendor_id) = split /--/, $form->{"vendor_$i"};
+				($null, $vendor_id) 
+					= split /--/, $form->{"vendor_$i"};
 	
-	for (qw(lastcost leadtime)) { $form->{"${_}_$i"} = $form->parse_amount($myconfig, $form->{"${_}_$i"})}
+				for (qw(lastcost leadtime)) { 
+					$form->{"${_}_$i"} 
+						= $form->parse_amount(
+							$myconfig, 
+							$form->{"${_}_$i"});
+				}
 	
-	$query = qq|INSERT INTO partsvendor (vendor_id, parts_id, partnumber,
-	            lastcost, leadtime, curr)
-		    VALUES ($vendor_id, $form->{id},|
-		    .$dbh->quote($form->{"partnumber_$i"}).qq|,
-		    $form->{"lastcost_$i"},
-		    $form->{"leadtime_$i"}, '$form->{"vendorcurr_$i"}')|;
-	$dbh->do($query) || $form->dberror($query);
-      }
-    }
-  }
+				$query = qq|
+					INSERT INTO partsvendor 
+					            (vendor_id, parts_id, 
+					            partnumber, lastcost, 
+					            leadtime, curr)
+					     VALUES (?, ?, ?, ?, ?, ?)|;
+				$sth = $dbh->prepare($query);
+				$sth->execute(
+					$vendor_id, $form->{id}, 
+					$form->{"partnumber_$i"},
+					$form->{"lastcost_$i"},
+					$form->{"leadtime_$i"}, 
+					$form->{"vendorcurr_$i"}
+					)|| $form->dberror($query);
+			}
+		}
+	}
   
   
-  # add pricematrix
-  for $i (1 .. $form->{customer_rows}) {
+	# add pricematrix
+	for $i (1 .. $form->{customer_rows}) {
 
-    for (qw(pricebreak customerprice)) { $form->{"${_}_$i"} = $form->parse_amount($myconfig, $form->{"${_}_$i"})}
+		for (qw(pricebreak customerprice)) { 
+			$form->{"${_}_$i"} = $form->parse_amount(
+				$myconfig, $form->{"${_}_$i"});
+		}
 
-    if ($form->{"customerprice_$i"}) {
+		if ($form->{"customerprice_$i"}) {
 
-      ($null, $customer_id) = split /--/, $form->{"customer_$i"};
-      $customer_id *= 1;
+			($null, $customer_id) 
+				= split /--/, $form->{"customer_$i"};
+			$customer_id *= 1;
       
-      ($null, $pricegroup_id) = split /--/, $form->{"pricegroup_$i"};
-      $pricegroup_id *= 1;
+			($null, $pricegroup_id) 
+				= split /--/, $form->{"pricegroup_$i"};
       
-      $query = qq|INSERT INTO partscustomer (parts_id, customer_id,
-                  pricegroup_id, pricebreak, sellprice, curr,
-		  validfrom, validto)
-		  VALUES ($form->{id}, $customer_id,
-		  $pricegroup_id, $form->{"pricebreak_$i"},
-		  $form->{"customerprice_$i"}, '$form->{"customercurr_$i"}',|
-		  .$form->dbquote($form->{"validfrom_$i"}, SQL_DATE).qq|, |
-		  .$form->dbquote($form->{"validto_$i"}, SQL_DATE).qq|)|;
-      $dbh->do($query) || $form->dberror($query);
-    }
-  }
+			$query = qq|
+				INSERT INTO partscustomer 
+				            (parts_id, customer_id,
+				            pricegroup_id, pricebreak, 
+				            sellprice, curr,
+				            validfrom, validto)
+			             VALUES (?, ?, ?, ?, ?, ?, ?, ?)|;
+			$sth = $dbh->prepare($query);
+			$sth->execute(
+				$form->{id}, $customer_id, $pricegroup_id, 
+				$form->{"pricebreak_$i"}, 
+				$form->{"customerprice_$i"}, 
+				$form->{"customercurr_$i"},
+				$form->{"validfrom_$i"}, $form->{"validto_$i"}
+				)|| $form->dberror($query);
+		}
+	}
 
-  # commit
-  my $rc = $dbh->commit;
-  $dbh->disconnect;
+	my $rc = $dbh->commit;
 
-  $form->run_custom_queries('parts', 'UPDATE');
-  $rc;
+	$form->run_custom_queries('parts', 'UPDATE');
+	$rc;
   
 }
 
 
 
 sub update_assembly {
-  my ($dbh, $form, $id, $qty, $adj, $listprice, $sellprice, $lastcost, $weight) = @_;
+	my ($dbh, $form, $id, $qty, $adj, $listprice, $sellprice, $lastcost, 
+		$weight) = @_;
 
-  my $formlistprice = $form->{listprice};
-  my $formsellprice = $form->{sellprice};
+	my $formlistprice = $form->{listprice};
+	my $formsellprice = $form->{sellprice};
   
-  if (!$adj) {
-    $formlistprice = $listprice;
-    $formsellprice = $sellprice;
-  }
+	if (!$adj) {
+		$formlistprice = $listprice;
+		$formsellprice = $sellprice;
+	}
   
-  my $query = qq|SELECT id, qty, adj
-                 FROM assembly
-	         WHERE parts_id = $id|;
-  my $sth = $dbh->prepare($query);
-  $sth->execute || $form->dberror($query);
+	my $query = qq|SELECT id, qty, adj FROM assembly WHERE parts_id = ?|;
+	my $sth = $dbh->prepare($query);
+	$sth->execute($id) || $form->dberror($query);
 
-  $form->{$id} = 1;
+	$form->{$id} = 1; # Not sure what this is for...
+	                  # In fact, we don't seem to use it... Chris T
   
-  while (my ($pid, $aqty, $aadj) = $sth->fetchrow_array) {
-    &update_assembly($dbh, $form, $pid, $aqty * $qty, $aadj, $listprice, $sellprice, $lastcost, $weight) if !$form->{$pid};
-  }
-  $sth->finish;
+	while (my ($pid, $aqty, $aadj) = $sth->fetchrow_array) {
+		&update_assembly($dbh, $form, $pid, $aqty * $qty, $aadj, 
+			$listprice, $sellprice, $lastcost, $weight) 
+				if !$form->{$pid};
+	}
+	$sth->finish;
+	$qty = $dbh->quote($qty);
+	$formlistprice = $dbh->quote($formlistprice );
+	$listprice = $dbh->quote($listprice );
+	$formsellprice = $dbh->quote($formsellprice );
+	$formlastcost = $dbh->quote($form->{lastcost});
+	$lastcost = $dbh->quote($lastcost);
+	$weight = $dbh->quote($weight);
+	$id = $dbh->quote($id);
+
+	$query = qq|
+		UPDATE parts
+		   SET listprice = listprice +
+		       $qty * ($formlistprice - $listprice),
+		       sellprice = sellprice +
+		       $qty * ($formsellprice - $sellprice),
+		       lastcost = lastcost +
+		       $qty * ($form->{lastcost} - $lastcost),
+		       weight = weight +
+		       $qty * ($form->{weight} - $weight)
+		 WHERE id = $id|;
+	$dbh->do($query) || $form->dberror($query);
 
-  $query = qq|UPDATE parts
-              SET listprice = listprice +
-	          $qty * ($formlistprice - $listprice),
-	          sellprice = sellprice +
-	          $qty * ($formsellprice - $sellprice),
-		  lastcost = lastcost +
-		  $qty * ($form->{lastcost} - $lastcost),
-                  weight = weight +
-		  $qty * ($form->{weight} - $weight)
-	      WHERE id = $id|;
-  $dbh->do($query) || $form->dberror($query);
-
-  delete $form->{$id};
+	delete $form->{$id};
   
 }
 
 
 
 sub retrieve_assemblies {
-  my ($self, $myconfig, $form) = @_;
+	my ($self, $myconfig, $form) = @_;
   
-  # connect to database
-  my $dbh = $form->dbconnect($myconfig);
+	# connect to database
+	my $dbh = $form->{dbh};
 
-  my $where = '1 = 1';
+	my $where = '1 = 1';
   
-  if ($form->{partnumber} ne "") {
-    my $partnumber = $form->like(lc $form->{partnumber});
-    $where .= " AND lower(p.partnumber) LIKE '$partnumber'";
-  }
+	if ($form->{partnumber} ne "") {
+		my $partnumber = $dbh->quote($form->like(
+			lc $form->{partnumber}));
+		$where .= " AND lower(p.partnumber) LIKE $partnumber";
+	}
   
-  if ($form->{description} ne "") {
-    my $description = $form->like(lc $form->{description});
-    $where .= " AND lower(p.description) LIKE '$description'";
-  }
-  $where .= qq| AND p.obsolete = '0'
-                AND p.project_id IS NULL|;
+	if ($form->{description} ne "") {
+		my $description = $dbh->($form->like(lc $form->{description}));
+		$where .= " AND lower(p.description) LIKE $description";
+	}
+	$where .= qq| AND p.obsolete = '0'
+		AND p.project_id IS NULL|;
 
-  my %ordinal = ( 'partnumber' => 2,
-                  'description' => 3,
-		  'bin' => 4
-		);
+	my %ordinal = ( 
+		'partnumber' => 2,
+		'description' => 3,
+		'bin' => 4
+	);
 
-  my @a = qw(partnumber description bin);
-  my $sortorder = $form->sort_order(\@a, \%ordinal);
+	my @a = qw(partnumber description bin);
+	my $sortorder = $form->sort_order(\@a, \%ordinal);
   
   
-  # retrieve assembly items
-  my $query = qq|SELECT p.id, p.partnumber, p.description,
-                 p.bin, p.onhand, p.rop
-                 FROM parts p
- 		 WHERE $where
-		 AND p.assembly = '1'
+	# retrieve assembly items
+	my $query = qq|
+		  SELECT p.id, p.partnumber, p.description, p.bin, p.onhand, 
+		         p.rop
+		    FROM parts p
+ 		   WHERE $where
+		         AND p.assembly = '1'
 		 ORDER BY $sortorder|;
 
-  my $sth = $dbh->prepare($query);
-  $sth->execute || $form->dberror($query);
+	my $sth = $dbh->prepare($query);
+	$sth->execute || $form->dberror($query);
   
-  $query = qq|SELECT sum(p.inventory_accno_id), p.assembly
-              FROM parts p
-	      JOIN assembly a ON (a.parts_id = p.id)
-	      WHERE a.id = ?
-	      GROUP BY p.assembly|;
-  my $svh = $dbh->prepare($query) || $form->dberror($query);
+	$query = qq|
+		  SELECT sum(p.inventory_accno_id), p.assembly 
+		    FROM parts p
+		    JOIN assembly a ON (a.parts_id = p.id)
+		   WHERE a.id = ?
+		GROUP BY p.assembly|;
+	my $svh = $dbh->prepare($query) || $form->dberror($query);
   
-  my $inh;
-  if ($form->{checkinventory}) {
-    $query = qq|SELECT p.id, p.onhand, a.qty
-                FROM parts p
-                JOIN assembly a ON (a.parts_id = p.id)
-		WHERE (p.inventory_accno_id > 0 OR p.assembly)
-		AND p.income_accno_id > 0
-                AND a.id = ?|;
-    $inh = $dbh->prepare($query) || $form->dberror($query);
-  }
+	my $inh;
+	if ($form->{checkinventory}) {
+	  	$query = qq|
+			SELECT p.id, p.onhand, a.qty
+			  FROM parts p
+			  JOIN assembly a ON (a.parts_id = p.id)
+			 WHERE (p.inventory_accno_id > 0 OR p.assembly)
+			       AND p.income_accno_id > 0 AND a.id = ?|;
+		$inh = $dbh->prepare($query) || $form->dberror($query);
+	}
   
-  my %available = ();
-  my %required;
-  my $ref;
-  my $aref;
-  my $stock;
-  my $howmany;
-  my $ok;
+	my %available = ();
+	my %required;
+	my $ref;
+	my $aref;
+	my $stock;
+	my $howmany;
+	my $ok;
   
-  while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
-    $svh->execute($ref->{id});
-    ($ref->{inventory}, $ref->{assembly}) = $svh->fetchrow_array;
-    $svh->finish;
+	while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+		$svh->execute($ref->{id});
+		($ref->{inventory}, $ref->{assembly}) = $svh->fetchrow_array;
+		$svh->finish;
     
-    if ($ref->{inventory} || $ref->{assembly}) {
-      $ok = 1;
-      if ($form->{checkinventory}) {
-	$inh->execute($ref->{id}) || $form->dberror($query);;
-	$ok = 0;
-	%required = ();
+		if ($ref->{inventory} || $ref->{assembly}) {
+			$ok = 1;
+			if ($form->{checkinventory}) {
+				$inh->execute($ref->{id}) 
+					|| $form->dberror($query);;
+				$ok = 0;
+				%required = ();
 	
-	while ($aref = $inh->fetchrow_hashref(NAME_lc)) {
-	  $available{$aref->{id}} = (exists $available{$aref->{id}}) ? $available{$aref->{id}} : $aref->{onhand};
-	  $required{$aref->{id}} = $aref->{qty};
+				while ($aref 
+					= $inh->fetchrow_hashref(NAME_lc)) {
+
+					$available{$aref->{id}} = 
+						(exists $available{$aref->{id}}) 
+						? $available{$aref->{id}} 
+						: $aref->{onhand};
+					$required{$aref->{id}} = $aref->{qty};
 	  
-	  if ($available{$aref->{id}} >= $aref->{qty}) {
+					if ($available{$aref->{id}} 
+							>= $aref->{qty}) {
 	    
-	    $howmany = ($aref->{qty}) ? int $available{$aref->{id}}/$aref->{qty} : 1;
-	    if ($stock) {
-	      $stock = ($stock > $howmany) ? $howmany : $stock;
-	    } else {
-	      $stock = $howmany;
-	    }
-	    $ok = 1;
-
-	    $available{$aref->{id}} -= $aref->{qty} * $stock;
-
-	  } else {
-	    $ok = 0;
-	    for (keys %required) { $available{$_} += $required{$_} * $stock }
-	    $stock = 0;
-	    last;
-	  }
-	}
-	$inh->finish;
-	$ref->{stock} = $stock;
+						$howmany = 
+							($aref->{qty}) 
+							? int $available{
+								$aref->{id}}
+								/$aref->{qty} 
+							: 1;
+						if ($stock) {
+							$stock = 
+								($stock 
+								  > $howmany) 
+								? $howmany 
+								: $stock;
+						} else {
+							$stock = $howmany;
+						}
+						$ok = 1;
+
+						$available{$aref->{id}} 
+							-= $aref->{qty} 
+								* $stock;
+
+					} else {
+						$ok = 0;
+						for (keys %required) { 
+							$available{$_} +=
+								$required{$_} 
+								  * $stock; 
+						}
+						$stock = 0;
+						last;
+					}
+				}
+				$inh->finish;
+				$ref->{stock} = $stock;
 	
-      }
-      push @{ $form->{assembly_items} }, $ref if $ok;
-    }
-  }
-  $sth->finish;
+			}
+			push @{ $form->{assembly_items} }, $ref if $ok;
+		}
+	}
+	$sth->finish;
 
-  $dbh->disconnect;
+	$dbh->commit;
   
 }
 
 
 sub restock_assemblies {
-  my ($self, $myconfig, $form) = @_;
+	my ($self, $myconfig, $form) = @_;
 
-  # connect to database
-  my $dbh = $form->dbconnect_noauto($myconfig);
+	# connect to database
+	my $dbh = $form->dbconnect_noauto($myconfig);
    
-  for my $i (1 .. $form->{rowcount}) {
-
-    $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
-
-    if ($form->{"qty_$i"}) {
-      &adjust_inventory($dbh, $form, $form->{"id_$i"}, $form->{"qty_$i"});
-    }
+	for my $i (1 .. $form->{rowcount}) {
+		$form->{"qty_$i"} = $form->parse_amount(
+			$myconfig, $form->{"qty_$i"});
+
+		if ($form->{"qty_$i"}) {
+			&adjust_inventory(
+				$dbh, $form, $form->{"id_$i"}, 
+				$form->{"qty_$i"});
+		}
  
-  }
+	}
 
-  my $rc = $dbh->commit;
-  $dbh->disconnect;
+	my $rc = $dbh->commit;
 
-  $rc;
+	$rc;
 
 }
 
 
 sub adjust_inventory {
-  my ($dbh, $form, $id, $qty) = @_;
-
-  my $query = qq|SELECT p.id, p.inventory_accno_id, p.assembly, a.qty
-		 FROM parts p
-		 JOIN assembly a ON (a.parts_id = p.id)
-		 WHERE a.id = $id|;
-  my $sth = $dbh->prepare($query);
-  $sth->execute || $form->dberror($query);
-
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
-
-    # is it a service item then loop
-    if (! $ref->{inventory_accno_id}) {
-      next if ! $ref->{assembly};              # assembly
-    }
+	# Private method.  Do not commit transaction at end of function...
+	my ($dbh, $form, $id, $qty) = @_;
+
+	my $query = qq|
+		SELECT p.id, p.inventory_accno_id, p.assembly, a.qty
+		  FROM parts p
+		  JOIN assembly a ON (a.parts_id = p.id)
+		 WHERE a.id = ?|;
+	my $sth = $dbh->prepare($query);
+	$sth->execute($id) || $form->dberror($query);
+
+	while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+
+		# is it a service item then loop
+		if (! $ref->{inventory_accno_id}) {
+			next if ! $ref->{assembly}; 
+		}
     
-    # adjust parts onhand
-    $form->update_balance($dbh,
-			  "parts",
-			  "onhand",
-			  qq|id = $ref->{id}|,
-			  $qty * $ref->{qty} * -1);
-  }
+		# adjust parts onhand
+		$form->update_balance(
+			$dbh, "parts", "onhand", qq|id = $ref->{id}|,
+			$qty * $ref->{qty} * -1);
+	}
 
-  $sth->finish;
+	$sth->finish;
 
-  # update assembly
-  $form->update_balance($dbh,
-			"parts",
-			"onhand",
-			qq|id = $id|,
-			$qty);
+	# update assembly
+	$form->update_balance($dbh, "parts", "onhand", qq|id = $id|, $qty);
 
 }
 
 
 sub delete {
-  my ($self, $myconfig, $form) = @_;
+	my ($self, $myconfig, $form) = @_;
 
-  # connect to database, turn off AutoCommit
-  my $dbh = $form->dbconnect_noauto($myconfig);
+	my $dbh = $form->{dbh};
 
-  my $query;
+	my $query;
 
-  $query = qq|DELETE FROM parts
- 	      WHERE id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|DELETE FROM parts WHERE id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
 
-  $query = qq|DELETE FROM partstax
-	      WHERE parts_id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|DELETE FROM partstax WHERE parts_id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
 
 
-  if ($form->{item} ne 'assembly') {
-    $query = qq|DELETE FROM partsvendor
-		WHERE parts_id = $form->{id}|;
-    $dbh->do($query) || $form->dberror($query);
-  }
+	if ($form->{item} ne 'assembly') {
+		$query = qq|DELETE FROM partsvendor WHERE parts_id = ?|;
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
+	}
 
-  # check if it is a part, assembly or service
-  if ($form->{item} ne 'service') {
-    $query = qq|DELETE FROM makemodel
-		WHERE parts_id = $form->{id}|;
-    $dbh->do($query) || $form->dberror($query);
-  }
+	# check if it is a part, assembly or service
+	if ($form->{item} ne 'service') {
+		$query = qq|DELETE FROM makemodel WHERE parts_id = ?|;
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
+	}
 
-  if ($form->{item} eq 'assembly') {
-    $query = qq|DELETE FROM assembly
-		WHERE id = $form->{id}|;
-    $dbh->do($query) || $form->dberror($query);
-  }
+	if ($form->{item} eq 'assembly') {
+		$query = qq|DELETE FROM assembly WHERE id = ?|;
+		$sth = $dbh->prepare($query);
+		$sth->execute($form->{id}) || $form->dberror($query);
+	}
   
-  if ($form->{item} eq 'alternate') {
-    $query = qq|DELETE FROM alternate
-		WHERE id = $form->{id}|;
-    $dbh->do($query) || $form->dberror($query);
-  }
 
-  $query = qq|DELETE FROM inventory
-	      WHERE parts_id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|DELETE FROM inventory WHERE parts_id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
   
-  $query = qq|DELETE FROM partscustomer
-	      WHERE parts_id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|DELETE FROM partscustomer WHERE parts_id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
   
-  $query = qq|DELETE FROM translation
-	      WHERE trans_id = $form->{id}|;
-  $dbh->do($query) || $form->dberror($query);
+	$query = qq|DELETE FROM translation WHERE trans_id = ?|;
+	$sth = $dbh->prepare($query);
+	$sth->execute($form->{id}) || $form->dberror($query);
 
-  # commit
-  my $rc = $dbh->commit;
-  $dbh->disconnect;
+	# commit
+	my $rc = $dbh->commit;
 
-  $rc;
+	$rc;
   
 }
 
 
 sub assembly_item {
-  my ($self, $myconfig, $form) = @_;
+	my ($self, $myconfig, $form) = @_;
+	my $dbh = $form->{dbh};
 
-  my $i = $form->{assembly_rows};
-  my $var;
-  my $null;
-  my $where = "p.obsolete = '0'";
+	my $i = $form->{assembly_rows};
+	my $var;
+	my $null;
+	my $where = "p.obsolete = '0'";
 
-  if ($form->{"partnumber_$i"} ne "") {
-    $var = $form->like(lc $form->{"partnumber_$i"});
-    $where .= " AND lower(p.partnumber) LIKE '$var'";
-  }
-  if ($form->{"description_$i"} ne "") {
-    $var = $form->like(lc $form->{"description_$i"});
-    $where .= " AND lower(p.description) LIKE '$var'";
-  }
-  if ($form->{"partsgroup_$i"} ne "") {
-    ($null, $var) = split /--/, $form->{"partsgroup_$i"};
-    $where .= qq| AND p.partsgroup_id = $var|;
-  }
+	if ($form->{"partnumber_$i"} ne "") {
+		$var = $dbh->quote($form->like(lc $form->{"partnumber_$i"}));
+		$where .= " AND lower(p.partnumber) LIKE $var";
+	}
+	if ($form->{"description_$i"} ne "") {
+		$var = $dbh->quote($form->like(lc $form->{"description_$i"}));
+		$where .= " AND lower(p.description) LIKE $var";
+	}
+	if ($form->{"partsgroup_$i"} ne "") {
+		($null, $var) = split /--/, $form->{"partsgroup_$i"};
+		$var = $dbh->quote($var);
+		$where .= qq| AND p.partsgroup_id = $var|;
+	}
 
-  if ($form->{id}) {
-    $where .= " AND p.id != $form->{id}";
-  }
+	if ($form->{id}) {
+		$where .= " AND p.id != ".$dbh->quote($form->{id});
+	}
 
-  if ($form->{"description_$i"} ne "") {
-    $where .= " ORDER BY p.description";
-  } else {
-    $where .= " ORDER BY p.partnumber";
-  }
+	if ($form->{"description_$i"} ne "") {
+		$where .= " ORDER BY p.description";
+	} else {
+		$where .= " ORDER BY p.partnumber";
+	}
 
-  # connect to database
-  my $dbh = $form->dbconnect($myconfig);
 
-  my $query = qq|SELECT p.id, p.partnumber, p.description, p.sellprice,
-                 p.weight, p.onhand, p.unit, p.lastcost,
-		 pg.partsgroup, p.partsgroup_id
-		 FROM parts p
-		 LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
-		 WHERE $where|;
-  my $sth = $dbh->prepare($query);
-  $sth->execute || $form->dberror($query);
+	my $query = qq|
+		   SELECT p.id, p.partnumber, p.description, p.sellprice,
+		          p.weight, p.onhand, p.unit, p.lastcost,
+		          pg.partsgroup, p.partsgroup_id
+		     FROM parts p
+		LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
+		    WHERE $where|;
+	my $sth = $dbh->prepare($query);
+	$sth->execute || $form->dberror($query);
 
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
-    push @{ $form->{item_list} }, $ref;
-  }
+	while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+		push @{ $form->{item_list} }, $ref;
+	}
   
-  $sth->finish;
-  $dbh->disconnect;
+	$sth->finish;
+	$dbh->disconnect;
   
 }
 
-- 
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