<?php
/**
* html_output.php
* HTML-generating functions used throughout the core
*
* @package functions
* @copyright Copyright 2003-2006 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: html_output.php 4263 2006-08-25 06:13:19Z drbyte $
*/
////
// Ultimate SEO URLs v2.100
// The HTML href link wrapper function
function zen_href_link($page = '', $parameters = '', $connection = 'NONSSL', $add_session_id = true, $search_engine_safe = true, $static = false, $use_dir_ws_catalog = true) {
if (!isset($GLOBALS['seo_urls']) && !is_object($GLOBALS['seo_urls'])) {
include_once(DIR_WS_CLASSES . 'seo.url.php');
$GLOBALS['seo_urls'] = &new SEO_URL($_SESSION['languages_id']);
}
return $GLOBALS['seo_urls']->href_link($page, $parameters, $connection, $add_session_id, $static, $use_dir_ws_catalog);
}
/*
* The HTML href link wrapper function
*/
function original_zen_href_link($page = '', $parameters = '', $connection = 'NONSSL', $add_session_id = true, $search_engine_safe = true, $static = false, $use_dir_ws_catalog = true) {
global $request_type, $session_started, $http_domain, $https_domain;
if (!zen_not_null($page)) {
die('</td></tr></table></td></tr></table><br /><br /><strong class="note">Error!<br /><br />Unable to determine the page link!</strong><br /><br />');
}
if ($connection == 'NONSSL') {
$link = HTTP_SERVER;
} elseif ($connection == 'SSL') {
if (ENABLE_SSL == 'true') {
$link = HTTPS_SERVER ;
} else {
$link = HTTP_SERVER;
}
} else {
die('</td></tr></table></td></tr></table><br /><br /><strong class="note">Error!<br /><br />Unable to determine connection method on a link!<br /><br />Known methods: NONSSL SSL</strong><br /><br />');
}
if ($use_dir_ws_catalog) {
if ($connection == 'SSL' && ENABLE_SSL == 'true') {
$link .= DIR_WS_HTTPS_CATALOG;
} else {
$link .= DIR_WS_CATALOG;
}
}
if (!$static) {
if (zen_not_null($parameters)) {
$link .= 'index.php?main_page='. $page . "&" . zen_output_string($parameters);
} else {
$link .= 'index.php?main_page=' . $page;
}
} else {
if (zen_not_null($parameters)) {
$link .= $page . "?" . zen_output_string($parameters);
} else {
$link .= $page;
}
}
$separator = '&';
while ( (substr($link, -1) == '&') || (substr($link, -1) == '?') ) $link = substr($link, 0, -1);
// Add the session ID when moving from different HTTP and HTTPS servers, or when SID is defined
if ( ($add_session_id == true) && ($session_started == true) && (SESSION_FORCE_COOKIE_USE == 'False') ) {
if (defined('SID') && zen_not_null(SID)) {
$sid = SID;
// } elseif ( ( ($request_type == 'NONSSL') && ($connection == 'SSL') && (ENABLE_SSL_ADMIN == 'true') ) || ( ($request_type == 'SSL') && ($connection == 'NONSSL') ) ) {
} elseif ( ( ($request_type == 'NONSSL') && ($connection == 'SSL') && (ENABLE_SSL == 'true') ) || ( ($request_type == 'SSL') && ($connection == 'NONSSL') ) ) {
if ($http_domain != $https_domain) {
$sid = zen_session_name() . '=' . zen_session_id();
}
}
}
// clean up the link before processing
while (strstr($link, '&&')) $link = str_replace('&&', '&', $link);
while (strstr($link, '&&')) $link = str_replace('&&', '&', $link);
if ( (SEARCH_ENGINE_FRIENDLY_URLS == 'true') && ($search_engine_safe == true) ) {
while (strstr($link, '&&')) $link = str_replace('&&', '&', $link);
$link = str_replace('&', '/', $link);
$link = str_replace('?', '/', $link);
$link = str_replace('&', '/', $link);
$link = str_replace('=', '/', $link);
$separator = '?';
}
if (isset($sid)) {
$link .= $separator . zen_output_string($sid);
}
// clean up the link after processing
while (strstr($link, '&&')) $link = str_replace('&&', '&', $link);
$link = ereg_replace('&', '&', $link);
return $link;
}
/*
* The HTML image wrapper function for non-proportional images
* used when "proportional images" is turned off or if calling from a template directory
*/
function zen_image_OLD($src, $alt = '', $width = '', $height = '', $parameters = '') {
global $template_dir;
//auto replace with defined missing image
if ($src == DIR_WS_IMAGES and PRODUCTS_IMAGE_NO_IMAGE_STATUS == '1') {
$src = DIR_WS_IMAGES . PRODUCTS_IMAGE_NO_IMAGE;
}
if ( (empty($src) || ($src == DIR_WS_IMAGES)) && (IMAGE_REQUIRED == 'false') ) {
return false;
}
// if not in current template switch to template_default
if (!file_exists($src)) {
$src = str_replace(DIR_WS_TEMPLATES . $template_dir, DIR_WS_TEMPLATES . 'template_default', $src);
}
// alt is added to the img tag even if it is null to prevent browsers from outputting
// the image filename as default
$image = '<img src="' . zen_output_string($src) . '" alt="' . zen_output_string($alt) . '"';
if (zen_not_null($alt)) {
$image .= ' title=" ' . zen_output_string($alt) . ' "';
}
if ( (CONFIG_CALCULATE_IMAGE_SIZE == 'true') && (empty($width) || empty($height)) ) {
if ($image_size = @getimagesize($src)) {
if (empty($width) && zen_not_null($height)) {
$ratio = $height / $image_size[1];
$width = $image_size[0] * $ratio;
} elseif (zen_not_null($width) && empty($height)) {
$ratio = $width / $image_size[0];
$height = $image_size[1] * $ratio;
} elseif (empty($width) && empty($height)) {
$width = $image_size[0];
$height = $image_size[1];
}
} elseif (IMAGE_REQUIRED == 'false') {
return false;
}
}
if (zen_not_null($width) && zen_not_null($height)) {
$image .= ' width="' . zen_output_string($width) . '" height="' . zen_output_string($height) . '"';
}
if (zen_not_null($parameters)) $image .= ' ' . $parameters;
$image .= ' />';
return $image;
}
/*
* The HTML image wrapper function
*/
function zen_image($src, $alt = '', $width = '', $height = '', $parameters = '') {
global $template_dir;
// soft clean the alt tag
$alt = zen_clean_html($alt);
// use old method on template images
if (strstr($src, 'includes/templates') or strstr($src, 'includes/languages') or PROPORTIONAL_IMAGES_STATUS == '0') {
return zen_image_OLD($src, $alt, $width, $height, $parameters);
}
//auto replace with defined missing image
if ($src == DIR_WS_IMAGES and PRODUCTS_IMAGE_NO_IMAGE_STATUS == '1') {
$src = DIR_WS_IMAGES . PRODUCTS_IMAGE_NO_IMAGE;
}
if ( (empty($src) || ($src == DIR_WS_IMAGES)) && (IMAGE_REQUIRED == 'false') ) {
return false;
}
// if not in current template switch to template_default
if (!file_exists($src)) {
$src = str_replace(DIR_WS_TEMPLATES . $template_dir, DIR_WS_TEMPLATES . 'template_default', $src);
}
// hook for handle_image() function such as Image Handler etc
if (function_exists('handle_image')) {
$newimg = handle_image($src, $alt, $width, $height, $parameters);
list($src, $alt, $width, $height, $parameters) = $newimg;
}
// Convert width/height to int for proper validation.
// intval() used to support compatibility with plugins like image-handler
$width = empty($width) ? $width : intval($width);
$height = empty($height) ? $height : intval($height);
// alt is added to the img tag even if it is null to prevent browsers from outputting
// the image filename as default
$image = '<img src="' . zen_output_string($src) . '" alt="' . zen_output_string($alt) . '"';
if (zen_not_null($alt)) {
$image .= ' title=" ' . zen_output_string($alt) . ' "';
}
if ( ((CONFIG_CALCULATE_IMAGE_SIZE == 'true') && (empty($width) || empty($height))) ) {
if ($image_size = @getimagesize($src)) {
if (empty($width) && zen_not_null($height)) {
$ratio = $height / $image_size[1];
$width = $image_size[0] * $ratio;
} elseif (zen_not_null($width) && empty($height)) {
$ratio = $width / $image_size[0];
$height = $image_size[1] * $ratio;
} elseif (empty($width) && empty($height)) {
$width = $image_size[0];
$height = $image_size[1];
}
} elseif (IMAGE_REQUIRED == 'false') {
return false;
}
}
if (zen_not_null($width) && zen_not_null($height) and file_exists($src)) {
// $image .= ' width="' . zen_output_string($width) . '" height="' . zen_output_string($height) . '"';
// proportional images
$image_size = @getimagesize($src);
// fix division by zero error
$ratio = ($image_size[0] != 0 ? $width / $image_size[0] : 1);
if ($image_size[1]*$ratio > $height) {
$ratio = $height / $image_size[1];
$width = $image_size[0] * $ratio;
} else {
$height = $image_size[1] * $ratio;
}
// BMZ IH2: intval for width and height since proportional images
// calculate float. int is needed for the code to validate
if ($image_size[0] < $width and $image_size[1] < $height) {
$image .= ' width="' . $image_size[0] . '" height="' . intval($image_size[1]) . '"';
} else {
$image .= ' width="' . round($width) . '" height="' . round($height) . '"';
}
} else {
// override on missing image to allow for proportional and required/not required
if (IMAGE_REQUIRED == 'false') {
return false;
} else {
// BMZ IH2: Again intval for width and height
$image .= ' width="' . intval(SMALL_IMAGE_WIDTH) . '" height="' . intval(SMALL_IMAGE_HEIGHT) . '"';
}
}
if (zen_not_null($parameters)) $image .= ' ' . $parameters;
$image .= ' />';
return $image;
}
/*
* The HTML form submit button wrapper function
* Outputs a "submit" button in the selected language
*/
function zen_image_submit($image, $alt = '', $parameters = '', $sec_class = '') {
global $template, $current_page_base, $zco_notifier;
if (strtolower(IMAGE_USE_CSS_BUTTONS) == 'yes' && strlen($alt)<30) return zenCssButton($image, $alt, 'submit', $sec_class /*, $parameters = ''*/ );
$zco_notifier->notify('PAGE_OUTPUT_IMAGE_SUBMIT');
$image_submit = '<input type="image" src="' . zen_output_string($template->get_template_dir($image, DIR_WS_TEMPLATE, $current_page_base, 'buttons/' . $_SESSION['language'] . '/') . $image) . '" alt="' . zen_output_string($alt) . '"';
if (zen_not_null($alt)) $image_submit .= ' title=" ' . zen_output_string($alt) . ' "';
if (zen_not_null($parameters)) $image_submit .= ' ' . $parameters;
$image_submit .= ' />';
return $image_submit;
}
/*
* Output a function button in the selected language
*/
function zen_image_button($image, $alt = '', $parameters = '', $sec_class = '') {
global $template, $current_page_base, $zco_notifier;
$zco_notifier->notify('PAGE_OUTPUT_IMAGE_BUTTON');
if (strtolower(IMAGE_USE_CSS_BUTTONS) == 'yes') return zenCssButton($image, $alt, 'button', $sec_class, $parameters = '');
return zen_image($template->get_template_dir($image, DIR_WS_TEMPLATE, $current_page_base, 'buttons/' . $_SESSION['language'] . '/') . $image, $alt, '', '', $parameters);
}
/**
* generate CSS buttons in the current language
* concept from contributions by Seb Rouleau and paulm, subsequently adapted to Zen Cart
* note: any hard-coded buttons will not be able to use this function
**/
function zenCssButton($image = '', $text, $type, $sec_class = '', $parameters = '') {
// automatic width setting depending on the number of characters
$min_width = 80; // this is the minimum button width, change the value as you like
$character_width = 6.5; // change this value depending on font size!
// end settings
// added html_entity_decode function to prevent html special chars to be counted as multiple characters (like &)
$width = strlen(html_entity_decode($text)) * $character_width;
$width = (int)$width;
if ($width < $min_width) $width = $min_width;
$style = ' style="width: ' . $width . 'px;"';
// if no secondary class is set use the image name for the sec_class
if (empty($sec_class)) $sec_class = basename($image, '.gif');
if(!empty($sec_class))$sec_class = ' ' . $sec_class;
if(!empty($parameters))$parameters = ' ' . $parameters;
$mouse_out_class = 'cssButton' . $sec_class;
$mouse_over_class = 'cssButtonHover' . $sec_class . $sec_class . 'Hover';
// javascript to set different classes on mouseover and mouseout: enables hover effect on the buttons
// (pure css hovers on non link elements do work work in every browser)
$css_button_js .= 'onmouseover="this.className=\''. $mouse_over_class . '\'" onmouseout="this.className=\'' . $mouse_out_class . '\'"';
if ($type == 'submit'){
// form input button
$css_button = '<input class="' . $mouse_out_class . '" ' . $css_button_js . ' type="submit" value="' .$text . '"' . $parameters . $style . ' />';
}
if ($type=='button'){
// link button
$css_button = '<span class="' . $mouse_out_class . '" ' . $css_button_js . $style . ' > ' . $text . ' </span>'; // add $parameters ???
}
return $css_button;
}
/*
* Output a separator either through whitespace, or with an image
*/
function zen_draw_separator($image = 'true', $width = '100%', $height = '1') {
// set default to use from template - zen_image will translate if not found in current template
if ($image == 'true') {
$image = DIR_WS_TEMPLATE_IMAGES . OTHER_IMAGE_BLACK_SEPARATOR;
} else {
if (!strstr($image, DIR_WS_TEMPLATE_IMAGES)) {
$image = DIR_WS_TEMPLATE_IMAGES . $image;
}
}
return zen_image($image, '', $width, $height);
}
/*
* Output a form
*/
function zen_draw_form($name, $action, $method = 'post', $parameters = '') {
$form = '<form name="' . zen_output_string($name) . '" action="' . zen_output_string($action) . '" method="' . zen_output_string($method) . '"';
if (zen_not_null($parameters)) $form .= ' ' . $parameters;
$form .= '>';
return $form;
}
/*
* Output a form input field
*/
function zen_draw_input_field($name, $value = '', $parameters = '', $type = 'text', $reinsert_value = true) {
$field = '<input type="' . zen_output_string($type) . '" name="' . zen_output_string($name) . '"';
if ( (isset($GLOBALS[$name])) && ($reinsert_value == true) ) {
$field .= ' value="' . zen_output_string(stripslashes($GLOBALS[$name])) . '"';
} elseif (zen_not_null($value)) {
$field .= ' value="' . zen_output_string($value) . '"';
}
if (zen_not_null($parameters)) $field .= ' ' . $parameters;
$field .= ' />';
return $field;
}
/*
* Output a form password field
*/
function zen_draw_password_field($name, $value = '', $parameters = 'maxlength="40"') {
return zen_draw_input_field($name, $value, $parameters, 'password', true);
}
/*
* Output a selection field - alias function for zen_draw_checkbox_field() and zen_draw_radio_field()
*/
function zen_draw_selection_field($name, $type, $value = '', $checked = false, $parameters = '') {
$selection = '<input type="' . zen_output_string($type) . '" name="' . zen_output_string($name) . '"';
if (zen_not_null($value)) $selection .= ' value="' . zen_output_string($value) . '"';
if ( ($checked == true) || ( isset($GLOBALS[$name]) && is_string($GLOBALS[$name]) && ( ($GLOBALS[$name] == 'on') || (isset($value) && (stripslashes($GLOBALS[$name]) == $value)) ) ) ) {
$selection .= ' checked="checked"';
}
if (zen_not_null($parameters)) $selection .= ' ' . $parameters;
$selection .= ' />';
return $selection;
}
/*
* Output a form checkbox field
*/
function zen_draw_checkbox_field($name, $value = '', $checked = false, $parameters = '') {
return zen_draw_selection_field($name, 'checkbox', $value, $checked, $parameters);
}
/*
* Output a form radio field
*/
function zen_draw_radio_field($name, $value = '', $checked = false, $parameters = '') {
return zen_draw_selection_field($name, 'radio', $value, $checked, $parameters);
}
/*
* Output a form textarea field
*/
function zen_draw_textarea_field($name, $width, $height, $text = '', $parameters = '', $reinsert_value = true) {
$field = '<textarea name="' . zen_output_string($name) . '" cols="' . zen_output_string($width) . '" rows="' . zen_output_string($height) . '"';
if (zen_not_null($parameters)) $field .= ' ' . $parameters;
$field .= '>';
if ( (isset($GLOBALS[$name])) && ($reinsert_value == true) ) {
$field .= stripslashes($GLOBALS[$name]);
} elseif (zen_not_null($text)) {
$field .= $text;
}
$field .= '</textarea>';
return $field;
}
/*
* Output a form hidden field
*/
function zen_draw_hidden_field($name, $value = '', $parameters = '') {
$field = '<input type="hidden" name="' . zen_output_string($name) . '"';
if (zen_not_null($value)) {
$field .= ' value="' . zen_output_string($value) . '"';
} elseif (isset($GLOBALS[$name])) {
$field .= ' value="' . zen_output_string(stripslashes($GLOBALS[$name])) . '"';
}
if (zen_not_null($parameters)) $field .= ' ' . $parameters;
$field .= ' />';
return $field;
}
/*
* Output a form file-field
*/
function zen_draw_file_field($name, $required = false) {
$field = zen_draw_input_field($name, '', ' size="50" ', 'file');
return $field;
}
/*
* Hide form elements while including session id info
* IMPORTANT: This should be used in every FORM that has an OnSubmit() function tied to it, to prevent unexpected logouts
*/
function zen_hide_session_id() {
global $session_started;
if ( ($session_started == true) && defined('SID') && zen_not_null(SID) ) {
return zen_draw_hidden_field(zen_session_name(), zen_session_id());
}
}
/*
* Output a form pull down menu
* Pulls values from a passed array, with the indicated option pre-selected
*/
function zen_draw_pull_down_menu($name, $values, $default = '', $parameters = '', $required = false) {
$field = '<select name="' . zen_output_string($name) . '"';
if (zen_not_null($parameters)) $field .= ' ' . $parameters;
$field .= '>' . "\n";
if (empty($default) && isset($GLOBALS[$name])) $default = stripslashes($GLOBALS[$name]);
for ($i=0, $n=sizeof($values); $i<$n; $i++) {
$field .= ' <option value="' . zen_output_string($values[$i]['id']) . '"';
if ($default == $values[$i]['id']) {
$field .= ' selected="selected"';
}
$field .= '>' . zen_output_string($values[$i]['text'], array('"' => '"', '\'' => ''', '<' => '<', '>' => '>')) . '</option>' . "\n";
}
$field .= '</select>' . "\n";
if ($required == true) $field .= TEXT_FIELD_REQUIRED;
return $field;
}
/*
* Creates a pull-down list of countries
*/
function zen_get_country_list($name, $selected = '', $parameters = '') {
$countries_array = array(array('id' => '', 'text' => PULL_DOWN_DEFAULT));
$countries = zen_get_countries();
for ($i=0, $n=sizeof($countries); $i<$n; $i++) {
$countries_array[] = array('id' => $countries[$i]['countries_id'], 'text' => $countries[$i]['countries_name']);
}
return zen_draw_pull_down_menu($name, $countries_array, $selected, $parameters);
}
/*
* The HTML attribute image wrapper function
*/
function zen_attribute_image($src, $alt = '', $width = '', $height = '', $parameters = '') {
global $template_dir;
// soft clean the alt tag
$alt = zen_clean_html($alt);
// use old method on template images
if (strstr($src, 'includes/templates') or strstr($src, 'includes/languages') or PROPORTIONAL_IMAGES_STATUS == '0') {
return zen_image_OLD($src, $alt, $width, $height, $parameters);
}
//auto replace with defined missing image
if ($src == DIR_WS_IMAGES and PRODUCTS_IMAGE_NO_IMAGE_STATUS == '1') {
$src = DIR_WS_IMAGES . PRODUCTS_IMAGE_NO_IMAGE;
}
if ( (empty($src) || ($src == DIR_WS_IMAGES)) && (IMAGE_REQUIRED == 'false') ) {
return false;
}
// if not in current template switch to template_default
if (!file_exists($src)) {
$src = str_replace(DIR_WS_TEMPLATES . $template_dir, DIR_WS_TEMPLATES . 'template_default', $src);
}
// hook for handle_image() function such as Image Handler etc
if (function_exists('handle_image')) {
$newimg = handle_image($src, $alt, $width, $height, $parameters);
list($src, $alt, $width, $height, $parameters) = $newimg;
}
// Convert width/height to int for proper validation.
// intval() used to support compatibility with plugins like image-handler
$width = empty($width) ? $width : intval($width);
$height = empty($height) ? $height : intval($height);
// alt is added to the img tag even if it is null to prevent browsers from outputting
// the image filename as default
$image = '<img src="thumb.php?src=' . zen_output_string($src) . '&x=100&y=100&f=0" alt="' . zen_output_string($alt) . '"';
if (zen_not_null($alt)) {
$image .= ' title=" ' . zen_output_string($alt) . ' "';
}
if (zen_not_null($parameters)) $image .= ' ' . $parameters;
$image .= ' onclick="popupWindow(\'index.php?main_page=popup_image&src='.zen_output_string($ src).'\')"';
$image .= ' />';
return $image;
}
?>
