X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=inc%2Fsmarty%2Fnode_methodz%2Ffunction.html_image.php;fp=inc%2Fsmarty%2Fnode_methodz%2Ffunction.html_image.php;h=1c3a9c46209072db98d1f71906df39c2e336b046;hb=e586807dafc64c3fe152ab518599e6cf3f0f84e1;hp=0000000000000000000000000000000000000000;hpb=bc13d5d6e1834068f8b690c32bba114e352dacdd;p=mirrors%2FKyberia-bloodline.git diff --git a/inc/smarty/node_methodz/function.html_image.php b/inc/smarty/node_methodz/function.html_image.php new file mode 100644 index 0000000..1c3a9c4 --- /dev/null +++ b/inc/smarty/node_methodz/function.html_image.php @@ -0,0 +1,143 @@ + + * Name: html_image
+ * Date: Feb 24, 2003
+ * Purpose: format HTML tags for the image
+ * Input:
+ * - file = file (and path) of image (required) + * - border = border width (optional, default 0) + * - height = image height (optional, default actual height) + * - image =image width (optional, default actual width) + * - basedir = base directory for absolute paths, default + * is environment variable DOCUMENT_ROOT + * + * Examples: {html_image file="images/masthead.gif"} + * Output: + * @link http://smarty.php.net/manual/en/language.function.html.image.php {html_image} + * (Smarty online manual) + * @author Monte Ohrt + * @author credits to Duda - wrote first image function + * in repository, helped with lots of functionality + * @version 1.0 + * @param array + * @param Smarty + * @return string + * @uses smarty_function_escape_special_chars() + */ +function smarty_function_html_image($params, &$smarty) +{ + require_once $smarty->_get_plugin_filepath('shared','escape_special_chars'); + + $alt = ''; + $file = ''; + $border = 0; + $height = ''; + $width = ''; + $extra = ''; + $prefix = ''; + $suffix = ''; + $basedir = isset($GLOBALS['HTTP_SERVER_VARS']['DOCUMENT_ROOT']) + ? $GLOBALS['HTTP_SERVER_VARS']['DOCUMENT_ROOT'] : ''; + if(strstr($GLOBALS['HTTP_SERVER_VARS']['HTTP_USER_AGENT'], 'Mac')) { + $dpi_default = 72; + } else { + $dpi_default = 96; + } + + foreach($params as $_key => $_val) { + switch($_key) { + case 'file': + case 'border': + case 'height': + case 'width': + case 'dpi': + case 'basedir': + $$_key = $_val; + break; + + case 'alt': + if(!is_array($_val)) { + $$_key = smarty_function_escape_special_chars($_val); + } else { + $smarty->trigger_error("html_image: extra attribute '$_key' cannot be an array", E_USER_NOTICE); + } + break; + + case 'link': + case 'href': + $prefix = ''; + $suffix = ''; + break; + + default: + if(!is_array($_val)) { + $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"'; + } else { + $smarty->trigger_error("html_image: extra attribute '$_key' cannot be an array", E_USER_NOTICE); + } + break; + } + } + + if (empty($file)) { + $smarty->trigger_error("html_image: missing 'file' parameter", E_USER_NOTICE); + return; + } + + if (substr($file,0,1) == '/') { + $_image_path = $basedir . $file; + } else { + $_image_path = $file; + } + + if(!isset($params['width']) || !isset($params['height'])) { + if(!$_image_data = @getimagesize($_image_path)) { + if(!file_exists($_image_path)) { + $smarty->trigger_error("html_image: unable to find '$_image_path'", E_USER_NOTICE); + return; + } else if(!is_readable($_image_path)) { + $smarty->trigger_error("html_image: unable to read '$_image_path'", E_USER_NOTICE); + return; + } else { + $smarty->trigger_error("html_image: '$_image_path' is not a valid image file", E_USER_NOTICE); + return; + } + } + $_params = array('resource_type' => 'file', 'resource_name' => $_image_path); + require_once(SMARTY_DIR . 'core' . DIRECTORY_SEPARATOR . 'core.is_secure.php'); + if(!$smarty->security && !smarty_core_is_secure($_params, $smarty)) { + $smarty->trigger_error("html_image: (secure) '$_image_path' not in secure directory", E_USER_NOTICE); + return; + } + + if(!isset($params['width'])) { + $width = $_image_data[0]; + } + if(!isset($params['height'])) { + $height = $_image_data[1]; + } + + } + + if(isset($params['dpi'])) { + $_resize = $dpi_default/$params['dpi']; + $width = round($width * $_resize); + $height = round($height * $_resize); + } + + return $prefix . ''.$alt.'' . $suffix; +} + +/* vim: set expandtab: */ + +?>