<?php
/**
* functions_lookups.php
* Lookup Functions for various Zen Cart activities such as countries, prices, products, product types, etc
*
* @package functions
* @copyright Copyright 2003-2011 Zen Cart Development Team
* @copyright Portions Copyright 2003 osCommerce
* @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
* @version $Id: functions_lookups.php 19352 2011-08-19 16:13:43Z ajeh $
*/
/**
* Returns an array with countries
*
* @param int If set limits to a single country
* @param boolean If true adds the iso codes to the array
*/
function zen_get_countries($countries_id = '', $with_iso_codes = false) {
global $db;
$countries_array = array();
if (zen_not_null($countries_id)) {
if ($with_iso_codes == true) {
$countries = "select countries_name, countries_iso_code_2, countries_iso_code_3
from " . TABLE_COUNTRIES . "
where countries_id = '" . (int)$countries_id . "'
order by countries_name";
$countries_values = $db->Execute($countries);
$countries_array = array('countries_name' => $countries_values->fields['countries_name'],
'countries_iso_code_2' => $countries_values->fields['countries_iso_code_2'],
'countries_iso_code_3' => $countries_values->fields['countries_iso_code_3']);
} else {
$countries = "select countries_name
from " . TABLE_COUNTRIES . "
where countries_id = '" . (int)$countries_id . "'";
$countries_values = $db->Execute($countries);
$countries_array = array('countries_name' => $countries_values->fields['countries_name']);
}
} else {
$countries = "select countries_id, countries_name
from " . TABLE_COUNTRIES . "
order by countries_name";
$countries_values = $db->Execute($countries);
while (!$countries_values->EOF) {
$countries_array[] = array('countries_id' => $countries_values->fields['countries_id'],
'countries_name' => $countries_values->fields['countries_name']);
$countries_values->MoveNext();
}
}
return $countries_array;
}
/*
*  Alias function to zen_get_countries()
*/
function zen_get_country_name($country_id) {
$country_array = zen_get_countries($country_id);
return $country_array['countries_name'];
}
/**
* Alias function to zen_get_countries, which also returns the countries iso codes
*
* @param int If set limits to a single country
*/
function zen_get_countries_with_iso_codes($countries_id) {
return zen_get_countries($countries_id, true);
}
/*
* Return the zone (State/Province) name
* TABLES: zones
*/
function zen_get_zone_name($country_id, $zone_id, $default_zone) {
global $db;
$zone_query = "select zone_name
from " . TABLE_ZONES . "
where zone_country_id = '" . (int)$country_id . "'
and zone_id = '" . (int)$zone_id . "'";
$zone = $db->Execute($zone_query);
if ($zone->RecordCount()) {
return $zone->fields['zone_name'];
} else {
return $default_zone;
}
}
/*
* Returns the zone (State/Province) code
* TABLES: zones
*/
function zen_get_zone_code($country_id, $zone_id, $default_zone) {
global $db;
$zone_query = "select zone_code
from " . TABLE_ZONES . "
where zone_country_id = '" . (int)$country_id . "'
and zone_id = '" . (int)$zone_id . "'";
$zone = $db->Execute($zone_query);
if ($zone->RecordCount() > 0) {
return $zone->fields['zone_code'];
} else {
return $default_zone;
}
}
/*
*  validate products_id
*/
function zen_products_id_valid($valid_id) {
global $db;
$check_valid = $db->Execute("select p.products_id
from " . TABLE_PRODUCTS . " p
where products_id='" . (int)$valid_id . "' limit 1");
if ($check_valid->EOF) {
return false;
} else {
return true;
}
}
/**
* Return a product's name.
*
* @param int The product id of the product who's name we want
* @param int The language id to use. If this is not set then the current language is used
*/
function zen_get_products_name($product_id, $language = '') {
global $db;
if (empty($language)) $language = $_SESSION['languages_id'];
$product_query = "select products_name
from " . TABLE_PRODUCTS_DESCRIPTION . "
where products_id = '" . (int)$product_id . "'
and language_id = '" . (int)$language . "'";
$product = $db->Execute($product_query);
return $product->fields['products_name'];
}
/**
* Return a product's stock count.
*
* @param int The product id of the product who's stock we want
*/
function zen_get_products_stock($products_id) {
global $db;
$products_id = zen_get_prid($products_id);
$stock_query = "select products_quantity
from " . TABLE_PRODUCTS . "
where products_id = '" . (int)$products_id . "'";
$stock_values = $db->Execute($stock_query);
return $stock_values->fields['products_quantity'];
}
/**
* Check if the required stock is available.
*
* If insufficent stock is available return an out of stock message
*
* @param int The product id of the product whos's stock is to be checked
* @param int Is this amount of stock available
*
* @TODO naughty html in a function
*/
function zen_check_stock($products_id, $products_quantity) {
$stock_left = zen_get_products_stock($products_id) - $products_quantity;
$out_of_stock = '';
if ($stock_left < 0) {
$out_of_stock = '<span class="markProductOutOfStock">' . STOCK_MARK_PRODUCT_OUT_OF_STOCK . '</span>';
}
return $out_of_stock;
}
/*
* List manufacturers (returned in an array)
*/
function zen_get_manufacturers($manufacturers_array = '', $have_products = false) {
global $db;
if (!is_array($manufacturers_array)) $manufacturers_array = array();
if ($have_products == true) {
$manufacturers_query = "select distinct m.manufacturers_id, m.manufacturers_name
from " . TABLE_MANUFACTURERS . " m
left join " . TABLE_PRODUCTS . " p on m.manufacturers_id = p.manufacturers_id
where p.manufacturers_id = m.manufacturers_id
and (p.products_status = 1
and p.products_quantity > 0)
order by m.manufacturers_name";
} else {
$manufacturers_query = "select manufacturers_id, manufacturers_name
from " . TABLE_MANUFACTURERS . " order by manufacturers_name";
}
$manufacturers = $db->Execute($manufacturers_query);
while (!$manufacturers->EOF) {
$manufacturers_array[] = array('id' => $manufacturers->fields['manufacturers_id'], 'text' => $manufacturers->fields['manufacturers_name']);
$manufacturers->MoveNext();
}
return $manufacturers_array;
}
/*
*  Check if product has attributes
*/
function zen_has_product_attributes($products_id, $not_readonly = 'true') {
global $db;
if (PRODUCTS_OPTIONS_TYPE_READONLY_IGNORED == '1' and $not_readonly == 'true') {
// don't include READONLY attributes to determin if attributes must be selected to add to cart
$attributes_query = "select pa.products_attributes_id
from " . TABLE_PRODUCTS_ATTRIBUTES . " pa left join " . TABLE_PRODUCTS_OPTIONS . " po on pa.options_id = po.products_options_id
where pa.products_id = '" . (int)$products_id . "' and po.products_options_type != '" . PRODUCTS_OPTIONS_TYPE_READONLY . "' limit 1";
} else {
// regardless of READONLY attributes no add to cart buttons
$attributes_query = "select pa.products_attributes_id
from " . TABLE_PRODUCTS_ATTRIBUTES . " pa
where pa.products_id = '" . (int)$products_id . "' limit 1";
}
$attributes = $db->Execute($attributes_query);
if ($attributes->recordCount() > 0 && $attributes->fields['products_attributes_id'] > 0) {
return true;
} else {
return false;
}
}
/*
*  Check if product has attributes values
*/
function zen_has_product_attributes_values($products_id) {
global $db;
$attributes_query = "select sum(options_values_price) as total
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$products_id . "'";
$attributes = $db->Execute($attributes_query);
if ($attributes->fields['total'] != 0) {
return true;
} else {
return false;
}
}
/*
* Find category name from ID, in indicated language
*/
function zen_get_category_name($category_id, $fn_language_id) {
global $db;
$category_query = "select categories_name
from " . TABLE_CATEGORIES_DESCRIPTION . "
where categories_id = '" . $category_id . "'
and language_id = '" . $fn_language_id . "'";
$category = $db->Execute($category_query);
return $category->fields['categories_name'];
}
/*
* Find category description, from category ID, in given language
*/
function zen_get_category_description($category_id, $fn_language_id) {
global $db;
$category_query = "select categories_description
from " . TABLE_CATEGORIES_DESCRIPTION . "
where categories_id = '" . $category_id . "'
and language_id = '" . $fn_language_id . "'";
$category = $db->Execute($category_query);
return $category->fields['categories_description'];
}
/*
* Return a product's category
* TABLES: products_to_categories
*/
function zen_get_products_category_id($products_id) {
global $db;
$the_products_category_query = "select products_id, master_categories_id from " . TABLE_PRODUCTS . " where products_id = '" . (int)$products_id . "'";
$the_products_category = $db->Execute($the_products_category_query);
return $the_products_category->fields['master_categories_id'];
}
/*
* Return category's image
* TABLES: categories
*/
function zen_get_categories_image($what_am_i) {
global $db;
$the_categories_image_query= "select categories_image from " . TABLE_CATEGORIES . " where categories_id= '" . $what_am_i . "'";
$the_products_category = $db->Execute($the_categories_image_query);
return $the_products_category->fields['categories_image'];
}
/*
*  Return category's name from ID, assuming current language
*  TABLES: categories_description
*/
function zen_get_categories_name($who_am_i) {
global $db;
$the_categories_name_query= "select categories_name from " . TABLE_CATEGORIES_DESCRIPTION . " where categories_id= '" . $who_am_i . "' and language_id= '" . $_SESSION['languages_id'] . "'";
$the_categories_name = $db->Execute($the_categories_name_query);
return $the_categories_name->fields['categories_name'];
}
/*
* Return a product's manufacturer's name, from ID
* TABLES: products, manufacturers
*/
function zen_get_products_manufacturers_name($product_id) {
global $db;
$product_query = "select m.manufacturers_name
from " . TABLE_PRODUCTS . " p, " .
TABLE_MANUFACTURERS . " m
where p.products_id = '" . (int)$product_id . "'
and p.manufacturers_id = m.manufacturers_id";
$product =$db->Execute($product_query);
return ($product->RecordCount() > 0) ? $product->fields['manufacturers_name'] : "";
}
/*
* Return a product's manufacturer's image, from Prod ID
* TABLES: products, manufacturers
*/
function zen_get_products_manufacturers_image($product_id) {
global $db;
$product_query = "select m.manufacturers_image
from " . TABLE_PRODUCTS . " p, " .
TABLE_MANUFACTURERS . " m
where p.products_id = '" . (int)$product_id . "'
and p.manufacturers_id = m.manufacturers_id";
$product =$db->Execute($product_query);
return $product->fields['manufacturers_image'];
}
/*
* Return a product's manufacturer's id, from Prod ID
* TABLES: products
*/
function zen_get_products_manufacturers_id($product_id) {
global $db;
$product_query = "select p.manufacturers_id
from " . TABLE_PRODUCTS . " p
where p.products_id = '" . (int)$product_id . "'";
$product =$db->Execute($product_query);
return $product->fields['manufacturers_id'];
}
/*
* Return attributes products_options_sort_order
* TABLE: PRODUCTS_ATTRIBUTES
*/
function zen_get_attributes_sort_order($products_id, $options_id, $options_values_id) {
global $db;
$check = $db->Execute("select products_options_sort_order
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$products_id . "'
and options_id = '" . (int)$options_id . "'
and options_values_id = '" . (int)$options_values_id . "' limit 1");
return $check->fields['products_options_sort_order'];
}
/*
*  return attributes products_options_sort_order
*  TABLES: PRODUCTS_OPTIONS, PRODUCTS_ATTRIBUTES
*/
function zen_get_attributes_options_sort_order($products_id, $options_id, $options_values_id, $lang_num = '') {
global $db;
if ($lang_num == '') $lang_num = (int)$_SESSION['languages_id'];
$check = $db->Execute("select products_options_sort_order
from " . TABLE_PRODUCTS_OPTIONS . "
where products_options_id = '" . (int)$options_id . "' and language_id = '" . $lang_num . "' limit 1");
$check_options_id = $db->Execute("select products_id, options_id, options_values_id, products_options_sort_order
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id='" . (int)$products_id . "'
and options_id='" . (int)$options_id . "'
and options_values_id = '" . (int)$options_values_id . "' limit 1");
return $check->fields['products_options_sort_order'] . '.' . str_pad($check_options_id->fields['products_options_sort_order'],5,'0',STR_PAD_LEFT);
}
/*
*  check if attribute is display only
*/
function zen_get_attributes_valid($product_id, $option, $value) {
global $db;
// regular attribute validation
$check_attributes = $db->Execute("select attributes_display_only, attributes_required from " . TABLE_PRODUCTS_ATTRIBUTES . " where products_id='" . (int)$product_id . "' and options_id='" . (int)$option . "' and options_values_id='" . (int)$value . "'");
$check_valid = true;
// display only cannot be selected
if ($check_attributes->fields['attributes_display_only'] == '1') {
$check_valid = false;
}
// text required validation
if (preg_match('/^txt_/', $option)) {
$check_attributes = $db->Execute("select attributes_display_only, attributes_required from " . TABLE_PRODUCTS_ATTRIBUTES . " where products_id='" . (int)$product_id . "' and options_id='" . (int)preg_replace('/txt_/', '', $option) . "' and options_values_id='0'");
// text cannot be blank
if ($check_attributes->fields['attributes_required'] == '1' && (empty($value) && !is_numeric($value))) {
$check_valid = false;
}
}
return $check_valid;
}
/*
* Return Options_Name from ID
*/
function zen_options_name($options_id) {
global $db;
$options_id = str_replace('txt_','',$options_id);
$options_values = $db->Execute("select products_options_name
from " . TABLE_PRODUCTS_OPTIONS . "
where products_options_id = '" . (int)$options_id . "'
and language_id = '" . (int)$_SESSION['languages_id'] . "'");
return $options_values->fields['products_options_name'];
}
/*
* Return Options_values_name from value-ID
*/
function zen_values_name($values_id) {
global $db;
$values_values = $db->Execute("select products_options_values_name
from " . TABLE_PRODUCTS_OPTIONS_VALUES . "
where products_options_values_id = '" . (int)$values_id . "'
and language_id = '" . (int)$_SESSION['languages_id'] . "'");
return $values_values->fields['products_options_values_name'];
}
/*
*  configuration key value lookup
*  TABLE: configuration
*/
function zen_get_configuration_key_value($lookup) {
global $db;
$configuration_query= $db->Execute("select configuration_value from " . TABLE_CONFIGURATION . " where configuration_key='" . $lookup . "'");
$lookup_value= $configuration_query->fields['configuration_value'];
if ( !($lookup_value) ) {
$lookup_value='<span class="lookupAttention">' . $lookup . '</span>';
}
return $lookup_value;
}
/*
*  Return products description, based on specified language (or current lang if not specified)
*/
function zen_get_products_description($product_id, $language = '') {
global $db;
if (empty($language)) $language = $_SESSION['languages_id'];
$product_query = "select products_description
from " . TABLE_PRODUCTS_DESCRIPTION . "
where products_id = '" . (int)$product_id . "'
and language_id = '" . (int)$language . "'";
$product = $db->Execute($product_query);
return $product->fields['products_description'];
}
/*
* look up the product type from product_id and return an info page name (for template/page handling)
*/
function zen_get_info_page($zf_product_id) {
global $db;
$sql = "select products_type from " . TABLE_PRODUCTS . " where products_id = '" . (int)$zf_product_id . "'";
$zp_type = $db->Execute($sql);
if ($zp_type->RecordCount() == 0) {
return 'product_info';
} else {
$zp_product_type = $zp_type->fields['products_type'];
$sql = "select type_handler from " . TABLE_PRODUCT_TYPES . " where type_id = '" . (int)$zp_product_type . "'";
$zp_handler = $db->Execute($sql);
return $zp_handler->fields['type_handler'] . '_info';
}
}
/*
* Get accepted credit cards
* There needs to be a define on the accepted credit card in the language file credit_cards.php example: TEXT_CC_ENABLED_VISA
*/
function zen_get_cc_enabled($text_image = 'TEXT_', $cc_seperate = ' ', $cc_make_columns = 0) {
global $db;
$cc_check_accepted_query = $db->Execute(SQL_CC_ENABLED);
$cc_check_accepted = '';
$cc_counter = 0;
if ($cc_make_columns == 0) {
while (!$cc_check_accepted_query->EOF) {
$check_it = $text_image . $cc_check_accepted_query->fields['configuration_key'];
if (defined($check_it)) {
$cc_check_accepted .= constant($check_it) . $cc_seperate;
}
$cc_check_accepted_query->MoveNext();
}
} else {
// build a table
$cc_check_accepted = '<table class="ccenabled">' . "\n";
$cc_check_accepted .= '<tr class="ccenabled">' . "\n";
while (!$cc_check_accepted_query->EOF) {
$check_it = $text_image . $cc_check_accepted_query->fields['configuration_key'];
if (defined($check_it)) {
$cc_check_accepted .= '<td class="ccenabled">' . constant($check_it) . '</td>' . "\n";
}
$cc_check_accepted_query->MoveNext();
$cc_counter++;
if ($cc_counter >= $cc_make_columns) {
$cc_check_accepted .= '</tr>' . "\n" . '<tr class="ccenabled">' . "\n";
$cc_counter = 0;
}
}
$cc_check_accepted .= '</tr>' . "\n" . '</table>' . "\n";
}
return $cc_check_accepted;
}
////
// TABLES: categories_name from products_id
function zen_get_categories_name_from_product($product_id) {
global $db;
//    $check_products_category= $db->Execute("select products_id, categories_id from " . TABLE_PRODUCTS_TO_CATEGORIES . " where products_id='" . $product_id . "' limit 1");
$check_products_category = $db->Execute("select products_id, master_categories_id from " . TABLE_PRODUCTS . " where products_id = '" . (int)$product_id . "'");
$the_categories_name= $db->Execute("select categories_name from " . TABLE_CATEGORIES_DESCRIPTION . " where categories_id= '" . $check_products_category->fields['master_categories_id'] . "' and language_id= '" . $_SESSION['languages_id'] . "'");
return $the_categories_name->fields['categories_name'];
}
/*
* configuration key value lookup in TABLE_PRODUCT_TYPE_LAYOUT
* Used to determine keys/flags used on a per-product-type basis for template-use, etc
*/
function zen_get_configuration_key_value_layout($lookup, $type=1) {
global $db;
$configuration_query= $db->Execute("select configuration_value from " . TABLE_PRODUCT_TYPE_LAYOUT . " where configuration_key='" . $lookup . "' and product_type_id='". (int)$type . "'");
$lookup_value= $configuration_query->fields['configuration_value'];
if ( !($lookup_value) ) {
$lookup_value='<span class="lookupAttention">' . $lookup . '</span>';
}
return $lookup_value;
}
/*
* look up a products image and send back the image's HTML \<IMG...\> tag
*/
function zen_get_products_image($product_id, $width = SMALL_IMAGE_WIDTH, $height = SMALL_IMAGE_HEIGHT) {
global $db;
$sql = "select p.products_image from " . TABLE_PRODUCTS . " p  where products_id='" . (int)$product_id . "'";
$look_up = $db->Execute($sql);
return zen_image(DIR_WS_IMAGES . $look_up->fields['products_image'], zen_get_products_name($product_id), $width, $height);
}
/*
* look up whether a product is virtual
*/
function zen_get_products_virtual($lookup) {
global $db;
$sql = "select p.products_virtual from " . TABLE_PRODUCTS . " p  where p.products_id='" . (int)$lookup . "'";
$look_up = $db->Execute($sql);
if ($look_up->fields['products_virtual'] == '1') {
return true;
} else {
return false;
}
}
/*
* Look up whether the given product ID is allowed to be added to cart, according to product-type switches set in Admin
*/
function zen_get_products_allow_add_to_cart($lookup) {
global $db;
$sql = "select products_type from " . TABLE_PRODUCTS . " where products_id='" . (int)$lookup . "'";
$type_lookup = $db->Execute($sql);
$sql = "select allow_add_to_cart from " . TABLE_PRODUCT_TYPES . " where type_id = '" . (int)$type_lookup->fields['products_type'] . "'";
$allow_add_to_cart = $db->Execute($sql);
return $allow_add_to_cart->fields['allow_add_to_cart'];
}
/*
* Look up SHOW_XXX_INFO switch for product ID and product type
*/
function zen_get_show_product_switch_name($lookup, $field, $suffix= 'SHOW_', $prefix= '_INFO', $field_prefix= '_', $field_suffix='') {
global $db;
$sql = "select products_type from " . TABLE_PRODUCTS . " where products_id='" . (int)$lookup . "'";
$type_lookup = $db->Execute($sql);
$sql = "select type_handler from " . TABLE_PRODUCT_TYPES . " where type_id = '" . (int)$type_lookup->fields['products_type'] . "'";
$show_key = $db->Execute($sql);
$zv_key = strtoupper($suffix . $show_key->fields['type_handler'] . $prefix . $field_prefix . $field . $field_suffix);
return $zv_key;
}
/*
* Look up SHOW_XXX_INFO switch for product ID and product type
*/
function zen_get_show_product_switch($lookup, $field, $suffix= 'SHOW_', $prefix= '_INFO', $field_prefix= '_', $field_suffix='') {
global $db;
$sql = "select products_type from " . TABLE_PRODUCTS . " where products_id='" . $lookup . "'";
$type_lookup = $db->Execute($sql);
$sql = "select type_handler from " . TABLE_PRODUCT_TYPES . " where type_id = '" . $type_lookup->fields['products_type'] . "'";
$show_key = $db->Execute($sql);
$zv_key = strtoupper($suffix . $show_key->fields['type_handler'] . $prefix . $field_prefix . $field . $field_suffix);
$sql = "select configuration_key, configuration_value from " . TABLE_PRODUCT_TYPE_LAYOUT . " where configuration_key='" . $zv_key . "'";
$zv_key_value = $db->Execute($sql);
if ($zv_key_value->RecordCount() > 0) {
return $zv_key_value->fields['configuration_value'];
} else {
$sql = "select configuration_key, configuration_value from " . TABLE_CONFIGURATION . " where configuration_key='" . $zv_key . "'";
$zv_key_value = $db->Execute($sql);
if ($zv_key_value->RecordCount() > 0) {
return $zv_key_value->fields['configuration_value'];
} else {
return false;
}
}
}
/*
*  Look up whether a product is always free shipping
*/
function zen_get_product_is_always_free_shipping($lookup) {
global $db;
$sql = "select p.product_is_always_free_shipping from " . TABLE_PRODUCTS . " p  where p.products_id='" . (int)$lookup . "'";
$look_up = $db->Execute($sql);
if ($look_up->fields['product_is_always_free_shipping'] == '1') {
return true;
} else {
return false;
}
}
/*
*  stop regular behavior based on customer/store settings
*  Used to disable various activities if store is in an operating mode that should prevent those activities
*/
function zen_run_normal() {
$zc_run = false;
switch (true) {
case (strstr(EXCLUDE_ADMIN_IP_FOR_MAINTENANCE, $_SERVER['REMOTE_ADDR'])):
// down for maintenance not for ADMIN
$zc_run = true;
break;
case (DOWN_FOR_MAINTENANCE == 'true'):
// down for maintenance
$zc_run = false;
break;
case (STORE_STATUS >= 1):
// showcase no prices
$zc_run = false;
break;
case (CUSTOMERS_APPROVAL == '1' and $_SESSION['customer_id'] == ''):
// customer must be logged in to browse
$zc_run = false;
break;
case (CUSTOMERS_APPROVAL == '2' and $_SESSION['customer_id'] == ''):
// show room only
// customer may browse but no prices
$zc_run = false;
break;
case (CUSTOMERS_APPROVAL == '3'):
// show room only
$zc_run = false;
break;
case (CUSTOMERS_APPROVAL_AUTHORIZATION != '0' and $_SESSION['customer_id'] == ''):
// customer must be logged in to browse
$zc_run = false;
break;
case (CUSTOMERS_APPROVAL_AUTHORIZATION != '0' and $_SESSION['customers_authorization'] > '0'):
// customer must be logged in to browse
$zc_run = false;
break;
default:
// proceed normally
$zc_run = true;
break;
}
return $zc_run;
}
/*
*  Look up whether to show prices, based on customer-authorization levels
*/
function zen_check_show_prices() {
if (!(CUSTOMERS_APPROVAL == '2' and $_SESSION['customer_id'] == '') and !((CUSTOMERS_APPROVAL_AUTHORIZATION > 0 and CUSTOMERS_APPROVAL_AUTHORIZATION < 3) and ($_SESSION['customers_authorization'] > '0' or $_SESSION['customer_id'] == '')) and STORE_STATUS != 1) {
return true;
} else {
return false;
}
}
/*
* Return any field from products or products_description table
* Example: zen_products_lookup('3', 'products_date_added');
*/
function zen_products_lookup($product_id, $what_field = 'products_name', $language = '') {
global $db;
if (empty($language)) $language = $_SESSION['languages_id'];
$product_lookup = $db->Execute("select " . $what_field . " as lookup_field
from " . TABLE_PRODUCTS . " p, " . TABLE_PRODUCTS_DESCRIPTION . " pd
where p.products_id ='" . (int)$product_id . "'
and pd.products_id = p.products_id
and pd.language_id = '" . (int)$language . "'");
$return_field = $product_lookup->fields['lookup_field'];
return $return_field;
}
/*
* Return any field from categories or categories_description table
* Example: zen_categories_lookup('10', 'parent_id');
*/
function zen_categories_lookup($categories_id, $what_field = 'categories_name', $language = '') {
global $db;
if (empty($language)) $language = $_SESSION['languages_id'];
$category_lookup = $db->Execute("select " . $what_field . " as lookup_field
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd
where c.categories_id ='" . (int)$categories_id . "'
and c.categories_id = cd.categories_id
and cd.language_id = '" . (int)$language . "'");
$return_field = $category_lookup->fields['lookup_field'];
return $return_field;
}
/*
* Find index_filters directory
* suitable for including template-specific immediate /modules files, such as:
* new_products, products_new_listing, featured_products, featured_products_listing, product_listing, specials_index, upcoming,
* products_all_listing, products_discount_prices, also_purchased_products
*/
function zen_get_index_filters_directory($check_file, $dir_only = 'false') {
global $template_dir;
$zv_filename = $check_file;
if (!strstr($zv_filename, '.php')) $zv_filename .= '.php';
$checkArray = array();
$checkArray[] = DIR_WS_INCLUDES . 'index_filters/' . $template_dir . '/' . $zv_filename;
$checkArray[] = DIR_WS_INCLUDES . 'index_filters/' . $zv_filename;
$checkArray[] = DIR_WS_INCLUDES . 'index_filters/' . $template_dir . '/' . 'default_filter.php';
foreach($checkArray as $key => $val) {
if (file_exists($val)) {
return ($dir_only == 'true') ? $val = substr($val, 0, strpos($val, '/')) : $val;
}
}
return DIR_WS_INCLUDES . 'index_filters/' . 'default_filter.php';
}
////
// get define of New Products
function zen_get_products_new_timelimit($time_limit = false) {
if ($time_limit == false) {
$time_limit = SHOW_NEW_PRODUCTS_LIMIT;
}
switch (true) {
case ($time_limit == '0'):
$display_limit = '';
break;
case ($time_limit == '1'):
$display_limit = " and date_format(p.products_date_added, '%Y%m') >= date_format(now(), '%Y%m')";
break;
case ($time_limit == '7'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 7';
break;
case ($time_limit == '14'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 14';
break;
case ($time_limit == '30'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 30';
break;
case ($time_limit == '60'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 60';
break;
case ($time_limit == '90'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 90';
break;
case ($time_limit == '120'):
$display_limit = ' and TO_DAYS(NOW()) - TO_DAYS(p.products_date_added) <= 120';
break;
}
return $display_limit;
}
////
// check if Product is set to use downloads
// does not validate download filename
function zen_has_product_attributes_downloads_status($products_id) {
global $db;
if (DOWNLOAD_ENABLED == 'true') {
$download_display_query_raw ="select pa.products_attributes_id, pad.products_attributes_filename
from " . TABLE_PRODUCTS_ATTRIBUTES . " pa, " . TABLE_PRODUCTS_ATTRIBUTES_DOWNLOAD . " pad
where pa.products_id='" . (int)$products_id . "'
and pad.products_attributes_id= pa.products_attributes_id";
$download_display = $db->Execute($download_display_query_raw);
if ($download_display->RecordCount() != 0) {
$valid_downloads = false;
} else {
$valid_downloads = true;
}
} else {
$valid_downloads = false;
}
return $valid_downloads;
}
// build date range for new products
function zen_get_new_date_range($time_limit = false) {
if ($time_limit == false) {
$time_limit = SHOW_NEW_PRODUCTS_LIMIT;
}
// 120 days; 24 hours; 60 mins; 60secs
$date_range = time() - ($time_limit * 24 * 60 * 60);
$upcoming_mask_range = time();
$upcoming_mask = date('Ymd', $upcoming_mask_range);
// echo 'Now:      '. date('Y-m-d') ."<br />";
// echo $time_limit . ' Days: '. date('Ymd', $date_range) ."<br />";
$zc_new_date = date('Ymd', $date_range);
switch (true) {
case (SHOW_NEW_PRODUCTS_LIMIT == 0):
$new_range = '';
break;
case (SHOW_NEW_PRODUCTS_LIMIT == 1):
$zc_new_date = date('Ym', time()) . '01';
$new_range = ' and p.products_date_added >=' . $zc_new_date;
break;
default:
$new_range = ' and p.products_date_added >=' . $zc_new_date;
}
if (SHOW_NEW_PRODUCTS_UPCOMING_MASKED == 0) {
// do nothing upcoming shows in new
} else {
// do not include upcoming in new
$new_range .= " and (p.products_date_available <=" . $upcoming_mask . " or p.products_date_available IS NULL)";
}
return $new_range;
}
// build date range for upcoming products
function zen_get_upcoming_date_range() {
// 120 days; 24 hours; 60 mins; 60secs
$date_range = time();
$zc_new_date = date('Ymd', $date_range);
// need to check speed on this for larger sites
//    $new_range = ' and date_format(p.products_date_available, \'%Y%m%d\') >' . $zc_new_date;
$new_range = ' and p.products_date_available >' . $zc_new_date . '235959';
return $new_range;
}
?>