X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=sales%2Fincludes%2Fcart_class.inc;h=78f8309aaae42bb4debab6a444ec97d569c7e3f1;hb=1b9351ae81a67726e757eba55895a4f059c7f128;hp=f476088e023bf23eaf1087751980fbee3c3d334b;hpb=32549fac62977059b645de22b5ec5cf5cd7c3153;p=fa-stable.git diff --git a/sales/includes/cart_class.inc b/sales/includes/cart_class.inc index f476088e..78f8309a 100644 --- a/sales/includes/cart_class.inc +++ b/sales/includes/cart_class.inc @@ -64,21 +64,31 @@ class cart var $tax_group_array = null; // saves db queries var $price_factor; // ditto for price calculations - var $pos; // user assigned POS (contains cash accont number/name) + var $pos; // user assigned POS + var $cash_account; + var $account_name; var $cash_discount; // not used as of FA 2.1 var $dimension_id; var $dimension2_id; var $payment; var $payment_terms; // cached payment terms var $credit; - + // prepayment mode: + var $prepaid; // true for documents issued in prepayment mode + var $prep_amount; // prepayment required for SO, invoiced amount for prepaiament invoice + var $sum_paid; // sum of all allocated prepayments both to order and related invoices + var $alloc; // sum of payments allocated to this document + var $prepayments = array(); // allocation records for this document + var $ex_rate; + //------------------------------------------------------------------------- // // $trans_no==0 => open new/direct document - // $trans_no!=0 && $prep_child==false => update with parent constarints for reedition - // $trans_no!=0 && $prep_child==true => prepare for child doc entry + // $trans_no!=0 && $prepare_child==false => update with parent constarints for reedition + // $trans_no!=0 && $prepare_child==true => prepare for child doc entry + // $prepare_child is set to ST_SALESINVOICE for prepayment invoices // - function Cart($type, $trans_no=0, $prep_child=false) { + function Cart($type, $trans_no=0, $prepare_child=false) { /*Constructor function initialises a new shopping cart */ $this->line_items = array(); $this->sales_type = ""; @@ -89,27 +99,53 @@ class cart $this->dimension_id = 0; $this->dimension2_id = 0; $this->pos = get_sales_point(user_pos()); - $this->read($type, $trans_no, $prep_child); + $this->read($type, $trans_no, $prepare_child); $this->cart_id = uniqid(''); } - + + /* + Optional sorting items by stock_id. + */ + function _cmp_lines($a, $b) + { + return strcmp($a->stock_id, $b->stock_id); + } + + /* + Returns items array optionally sorted by item code. + */ + function get_items() + { + global $sort_sales_items; + + $items = $this->line_items; + if (@$sort_sales_items) + uasort($items, array($this, '_cmp_lines')); + + return $items; + } // // Prepare cart to new child document entry, just after initial parent doc read. // - function prepare_child() + function prepare_child($type) { global $Refs; - $type = get_child_type($this->trans_type); + if ($type === true) + $type = get_child_type($this->trans_type); $this->trans_type = $type; $this->reference = $Refs->get_next($this->trans_type); + if ($type == ST_CUSTCREDIT) + $this->src_date = $this->document_date; + $this->document_date = new_doc_date(); for($line_no = 0; $line_no < count($this->line_items); $line_no++) { $line = &$this->line_items[$line_no]; $line->src_id = $line->id; // save src line ids for update - $line->qty_dispatched = $type == ST_CUSTCREDIT ? '0' : $line->quantity - $line->qty_done; + $line->qty_dispatched = $type == ST_CUSTCREDIT ? '0' : + (($this->prepaid && $type == ST_SALESINVOICE) ? $line->quantity : $line->quantity - $line->qty_done); $line->qty_old = 0; } unset($line); @@ -124,9 +160,6 @@ class cart $this->due_date = get_invoice_duedate($this->payment, $this->document_date); } - if ($type == ST_CUSTCREDIT) - $this->src_date = $this->document_date; - $this->src_docs = $this->trans_no; $this->trans_no = 0; } @@ -166,7 +199,7 @@ class cart //------------------------------------------------------------------------- // Reading document into cart // - function read($type, $trans_no=0, $prep_child=false) { + function read($type, $trans_no=0, $prepare_child=false) { global $SysPrefs, $Refs; @@ -176,7 +209,8 @@ class cart if ($type == ST_SALESORDER || $type == ST_SALESQUOTE) { // sales order || sales quotation read_sales_order($trans_no[0], $this, $type); } else { // other type of sales transaction - read_sales_trans($type, $trans_no, $this); + read_sales_trans($type, $trans_no, $this); + $this->prepayments = get_payments_for($trans_no[0], $type); if ($this->order_no) { // free hand credit notes have no order_no $sodata = get_sales_order_header($this->order_no, ST_SALESORDER); $this->cust_ref = $sodata["customer_ref"]; @@ -185,13 +219,13 @@ class cart $this->delivery_to = $sodata["deliver_to"]; $this->delivery_address = $sodata["delivery_address"]; // child transaction reedition - update with parent info unless it is freehand - if (!$prep_child) // this is read for view/reedition + if (!$this->is_prepaid() && !$prepare_child) // this is read for view/reedition $this->set_parent_constraints($sodata, $trans_no[0]); } } // convert document into child and prepare qtys for entry - if ($prep_child) - $this->prepare_child(); + if ($prepare_child) + $this->prepare_child($prepare_child); } else { // new document $this->trans_type = $type; @@ -241,12 +275,21 @@ class cart // Writing new/modified sales document to database. // Makes parent documents for direct delivery/invoice by recurent call. // $policy - 0 or 1: writeoff/return for IV, back order/cancel for DN - function write($policy=0) { + function write($policy=0) { + begin_transaction(); // prevents partial database changes in case of direct delivery/invoice - if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY)) { + if ($this->reference != 'auto' && $this->trans_no == 0 && !is_new_reference($this->reference, $this->trans_type)) + { + commit_transaction(); + return -1; + } + if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY) && !$this->is_prepaid()) { // this is direct document - first add parent $ref = $this->reference; $date = $this->document_date; + $due_date = $this->due_date; + $dimension_id = $this->dimension_id; + $dimension2_id = $this->dimension2_id; $this->trans_type = get_parent_type($this->trans_type); $this->reference = 'auto'; @@ -256,6 +299,9 @@ class cart $this->read($this->trans_type, $trans_no, true); $this->document_date = $date; $this->reference = $ref; + $this->due_date = $due_date; + $this->dimension_id = $dimension_id; + $this->dimension2_id = $dimension2_id; } $this->reference = @html_entity_decode($this->reference, ENT_QUOTES); $this->Comments = @html_entity_decode($this->Comments, ENT_QUOTES); @@ -480,12 +526,12 @@ class cart function get_shipping_tax() { - $tax_items = get_shipping_tax_as_array(); + $tax_items = get_shipping_tax_as_array($this->tax_group_id); $tax_rate = 0; if ($tax_items != null) { foreach ($tax_items as $item_tax) { $index = $item_tax['tax_type_id']; - if (isset($this->tax_group_array[$index])) { + if (isset($this->tax_group_array[$index]['rate'])) { $tax_rate += $item_tax['rate']; } } @@ -511,6 +557,86 @@ class cart return $total; } + + /* + Checks cart quantities on document_date. + Returns array of stock_ids which stock quantities would go negative on some day. + */ + function check_qoh($date=null, $location=null) + { + $low_stock = array(); + // check only for customer delivery and direct sales invoice + if (!($this->trans_type == ST_CUSTDELIVERY || ($this->trans_type == ST_SALESINVOICE && $this->trans_no==0))) + return $low_stock; + + // collect quantities by stock_id + $qtys = array(); + foreach ($this->line_items as $line_no => $line_item) + { + if (has_stock_holding($line_item->mb_flag)) + { + if (!$this->trans_no) // new delivery + $qtys[$line_item->stock_id]['qty'] = $line_item->qty_dispatched + @$qtys[$line_item->stock_id]['qty']; + else // DN modification: check change in quantity + $qtys[$line_item->stock_id]['qty'] = ($line_item->qty_dispatched-$line_item->qty_old) + @$qtys[$line_item->stock_id]['qty']; + $qtys[$line_item->stock_id]['line'] = $line_no; + } + } + + foreach($qtys as $stock_id => $sum) + { + if (check_negative_stock($stock_id, -$sum['qty'], $location ? $location : $this->Location, $date ? $date : $this->document_date)) + $low_stock[] = $stock_id; + } + + return $low_stock; + } + + /* + Returns true for documents issued in prepayment cycle. + */ + function is_prepaid() + { + return $this->prepaid; //floatcmp($this->prep_amount, 0) > 0; + } + /* + Order is ready for delivery in prepament mode. + */ + function is_released() + { + return floatcmp($this->sum_paid, $this->prep_amount) >= 0; + } + + /* + Check whether order has been already invoiced/send or not. + */ + function is_started() + { + if ($this->trans_no==0) + return false; + $order_no = array_keys($this->trans_no); + + return is_sales_order_started(reset($order_no)); + } + + /* + Check payment terms and prepayments selected for this invoice, + and updates partial/final invoice value respectively. + */ + function update_payments() + { + $remainder = prepaid_invoice_remainder($this->order_no); + + // recalculate prepaid part from payments + if ($this->payment_terms['days_before_due'] < 0) + { // this is partial invoice for selected prepayments made. + $paid = 0; + foreach($this->prepayments as $payment) + $paid += $payment['amt']; + $this->prep_amount = min($remainder, $paid); + } else // this is final invoice + $this->prep_amount = $remainder; + } } /* end of class defintion */ class line_details