diff options
Diffstat (limited to 'libs/plugins/function.html_image.php')
| -rw-r--r-- | libs/plugins/function.html_image.php | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/libs/plugins/function.html_image.php b/libs/plugins/function.html_image.php deleted file mode 100644 index 71bc6386..00000000 --- a/libs/plugins/function.html_image.php +++ /dev/null @@ -1,158 +0,0 @@ -<?php -/** - * Smarty plugin - * - * @package Smarty - * @subpackage PluginsFunction - */ -/** - * Smarty {html_image} function plugin - * Type: function - * Name: html_image - * Date: Feb 24, 2003 - * Purpose: format HTML tags for the image - * Examples: {html_image file="/images/masthead.gif"} - * Output: <img src="/images/masthead.gif" width=400 height=23> - * Params: - * - * - file - (required) - file (and path) of image - * - height - (optional) - image height (default actual height) - * - width - (optional) - image width (default actual width) - * - basedir - (optional) - base directory for absolute paths, default is environment variable DOCUMENT_ROOT - * - path_prefix - prefix for path output (optional, default empty) - * - * @link https://www.smarty.net/manual/en/language.function.html.image.php {html_image} - * (Smarty online manual) - * @author Monte Ohrt <monte at ohrt dot com> - * @author credits to Duda <duda@big.hu> - * @version 1.0 - * - * @param array $params parameters - * @param Smarty_Internal_Template $template template object - * - * @throws SmartyException - * @return string - * @uses smarty_function_escape_special_chars() - */ -function smarty_function_html_image($params, Smarty_Internal_Template $template) -{ - $template->_checkPlugins( - array( - array( - 'function' => 'smarty_function_escape_special_chars', - 'file' => SMARTY_PLUGINS_DIR . 'shared.escape_special_chars.php' - ) - ) - ); - $alt = ''; - $file = ''; - $height = ''; - $width = ''; - $extra = ''; - $prefix = ''; - $suffix = ''; - $path_prefix = ''; - $basedir = isset($_SERVER[ 'DOCUMENT_ROOT' ]) ? $_SERVER[ 'DOCUMENT_ROOT' ] : ''; - foreach ($params as $_key => $_val) { - switch ($_key) { - case 'file': - case 'height': - case 'width': - case 'dpi': - case 'path_prefix': - case 'basedir': - $$_key = $_val; - break; - case 'alt': - if (!is_array($_val)) { - $$_key = smarty_function_escape_special_chars($_val); - } else { - throw new SmartyException( - "html_image: extra attribute '{$_key}' cannot be an array", - E_USER_NOTICE - ); - } - break; - case 'link': - case 'href': - $prefix = '<a href="' . $_val . '">'; - $suffix = '</a>'; - break; - default: - if (!is_array($_val)) { - $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"'; - } else { - throw new SmartyException( - "html_image: extra attribute '{$_key}' cannot be an array", - E_USER_NOTICE - ); - } - break; - } - } - if (empty($file)) { - trigger_error('html_image: missing \'file\' parameter', E_USER_NOTICE); - return; - } - if ($file[ 0 ] === '/') { - $_image_path = $basedir . $file; - } else { - $_image_path = $file; - } - // strip file protocol - if (stripos($params[ 'file' ], 'file://') === 0) { - $params[ 'file' ] = substr($params[ 'file' ], 7); - } - $protocol = strpos($params[ 'file' ], '://'); - if ($protocol !== false) { - $protocol = strtolower(substr($params[ 'file' ], 0, $protocol)); - } - if (isset($template->smarty->security_policy)) { - if ($protocol) { - // remote resource (or php stream, …) - if (!$template->smarty->security_policy->isTrustedUri($params[ 'file' ])) { - return; - } - } else { - // local file - if (!$template->smarty->security_policy->isTrustedResourceDir($_image_path)) { - return; - } - } - } - if (!isset($params[ 'width' ]) || !isset($params[ 'height' ])) { - // FIXME: (rodneyrehm) getimagesize() loads the complete file off a remote resource, use custom [jpg,png,gif]header reader! - if (!$_image_data = @getimagesize($_image_path)) { - if (!file_exists($_image_path)) { - trigger_error("html_image: unable to find '{$_image_path}'", E_USER_NOTICE); - return; - } elseif (!is_readable($_image_path)) { - trigger_error("html_image: unable to read '{$_image_path}'", E_USER_NOTICE); - return; - } else { - trigger_error("html_image: '{$_image_path}' is not a valid image file", E_USER_NOTICE); - return; - } - } - if (!isset($params[ 'width' ])) { - $width = $_image_data[ 0 ]; - } - if (!isset($params[ 'height' ])) { - $height = $_image_data[ 1 ]; - } - } - if (isset($params[ 'dpi' ])) { - if (strstr($_SERVER[ 'HTTP_USER_AGENT' ], 'Mac')) { - // FIXME: (rodneyrehm) wrong dpi assumption - // don't know who thought this up… even if it was true in 1998, it's definitely wrong in 2011. - $dpi_default = 72; - } else { - $dpi_default = 96; - } - $_resize = $dpi_default / $params[ 'dpi' ]; - $width = round($width * $_resize); - $height = round($height * $_resize); - } - return $prefix . '<img src="' . $path_prefix . $file . '" alt="' . $alt . '" width="' . $width . '" height="' . - $height . '"' . $extra . ' />' . $suffix; -} |