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<?php
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// $Id: uc_out_of_stock.module,v 1.2.2.6 2009/01/07 13:46:06 hanoii Exp $
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define ('UC_OUT_OF_STOCK_DEFAULT_HTML', t('<span style="color: red;">Out of stock</span>'));
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function uc_out_of_stock_form_alter($form_id, &$form) {
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$id = 'uc_product_add_to_cart_form';
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if ( substr($form_id, 0, strlen($id)) == $id ) {
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drupal_add_js(drupal_get_path('module', 'uc_out_of_stock') . '/uc_out_of_stock.js');
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drupal_add_css(drupal_get_path('module', 'uc_out_of_stock') . '/uc_out_of_stock.css');
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}
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}
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function uc_out_of_stock_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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}
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else {
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$items[] = array(
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'path' => 'admin/store/settings/uc_out_of_stock',
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'title' => t('Out of Stock Settings'),
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'access' => user_access('administer store'),
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'description' => t('Configure out of stock settings.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('uc_out_of_stock_settings'),
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'type' => MENU_NORMAL_ITEM,
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);
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$items[] = array(
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'path' => 'uc_out_of_stock/query',
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'title' => 'stock query',
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'callback' => 'uc_out_of_stock_query',
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'access' => true,
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'type' => MENU_CALLBACK,
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);
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}
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return $items;
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}
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function uc_out_of_stock_query() {
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$attrs = array();
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$response = array();
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$nid = $_POST['nid'];
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foreach ( $_POST as $key => $value ) {
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if ( substr($key, 0, 4) == 'attr' ) {
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$attrs[substr($key, 4)] = $value;
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}
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}
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// if attributes module exists, and product has attributes first search for attributes
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if (module_exists('uc_attribute') && count($attrs) && db_num_rows($result = db_query("SELECT * FROM {uc_product_adjustments} upa LEFT JOIN {uc_product_stock} ups ON ups.sku = upa.model WHERE upa.nid = %d", $nid)) > 0) {
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while ($row = db_fetch_object($result)) {
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$combination = unserialize($row->combination);
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if ( $combination == $attrs ) {
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$combination_found = TRUE;
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// Only check if active
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if ($row->active) {
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$response['stock'] = $row->stock;
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if ( $row->stock <= 0 ) {
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$response['html'] = check_markup(variable_get('uc_out_of_stock_text', UC_OUT_OF_STOCK_DEFAULT_HTML), variable_get('uc_out_of_stock_format', FILTER_FORMAT_DEFAULT), FALSE);
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}
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}
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}
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}
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// If the combination was not found, and all attributes were indeed selected, we are assuming that some
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// combination shares an SKU with the actual product, thus, the product have to be queried as well.
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if (!$combination_found) {
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$query_main_sku = TRUE;
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}
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}
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else {
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$query_main_sku = TRUE;
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}
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if ($query_main_sku) {
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// seach for main product
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$result = db_query("SELECT * FROM {uc_products} up LEFT JOIN {uc_product_stock} ups ON ups.sku = up.model WHERE up.nid = %d AND ups.active = 1", $nid);
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while ($row = db_fetch_object($result)) {
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$response['stock'] = $row->stock;
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if ( $row->stock <= 0 ) {
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$response['html'] = check_markup(variable_get('uc_out_of_stock_text', UC_OUT_OF_STOCK_DEFAULT_HTML), variable_get('uc_out_of_stock_format', FILTER_FORMAT_DEFAULT), FALSE);
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}
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}
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}
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// if there is some response, print it
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if (count($response)){
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print implode('|', $response);
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}
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}
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/**
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* the settings form
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*/
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function uc_out_of_stock_settings_submit($form_id, $form_values) {
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$op = isset($form_values['op']) ? $form_values['op'] : '';
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if ($op == t('Reset to defaults')) {
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variable_del('uc_out_of_stock_text');
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variable_del('uc_out_of_stock_format');
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}
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else {
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variable_set('uc_out_of_stock_text', $form_values['uc_out_of_stock_text']);
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variable_set('uc_out_of_stock_format', $form_values['format']);
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}
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if ($op == t('Reset to defaults')) {
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drupal_set_message(t('The configuration options have been reset to their default values.'));
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}
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else {
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drupal_set_message(t('The configuration options have been saved.'));
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}
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menu_rebuild();
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}
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function uc_out_of_stock_settings() {
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$text = check_markup(variable_get('uc_out_of_stock_text', UC_OUT_OF_STOCK_DEFAULT_HTML), variable_get('uc_out_of_stock_format', FILTER_FORMAT_DEFAULT), FALSE);
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$description = '<div class="description">This is the value below rendered as you would expect to see it</div>';
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$text = '<div style="border: 1px solid lightgrey; padding: 10px;">' . $text . '</div>' . $description;
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$form['uc_out_of_stock_demo'] = array(
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'#type' => 'markup',
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'#value' => $text,
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);
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$form['uc_out_of_stock_text'] = array(
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'#type' => 'textarea',
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'#title' => t('Out of stock replacement HTML'),
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'#default_value' => variable_get('uc_out_of_stock_text', UC_OUT_OF_STOCK_DEFAULT_HTML),
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'#description' => t('The HTML that will replace the Add To Cart button if no stock is available.'),
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);
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$form['uc_out_of_stock_format'] = filter_form(variable_get('uc_out_of_stock_format', FILTER_FORMAT_DEFAULT));
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$form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Save configuration') );
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$form['buttons']['reset'] = array('#type' => 'submit', '#value' => t('Reset to defaults') );
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return $form;
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}
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