functions.url.php

来自「php 开发的内容管理系统」· PHP 代码 · 共 191 行

<?php
/**
 * Article management
 *
 * @copyright	The XOOPS project http://www.xoops.org/
 * @license		http://www.fsf.org/copyleft/gpl.html GNU public license
 * @author		Taiwen Jiang (phppp or D.J.) <[e-mail]>
 * @since		1.00
 * @version		$Id$
 * @package		module::article
 */

if (!defined('XOOPS_ROOT_PATH')){ exit(); }

include dirname(__FILE__)."/vars.php";
define($GLOBALS["artdirname"]."_FUNCTIONS_URL_LOADED", TRUE);

IF(!defined("ART_FUNCTIONS_URL")):
define("ART_FUNCTIONS_URL", 1);

$GLOBALS["art_args"] = array(
					"a"	=> "article", 
					"c"	=> "category", 
					"k"	=> "keyword", 
					"p"	=> "page", 
					"s"	=> "start", 
					"t"	=> "topic", 
					"u"	=> "uid"
					);

/**
 * Build an URL with the specified request params
 *
 * By calling $xoops->buildUrl
 */
function art_buildUrl( $url, $params = array()/*, $params_string = array(), $params_numeric = array()*/ ) 
{
	$url =  $GLOBALS["xoops"]->buildUrl($url);
	if ( !empty( $params ) ) {
		$args = array_flip($GLOBALS["art_args"]);
		foreach ( $params as $k => $v ) {
			if(isset($args[$k])){
				$params[$k] = $args[$k] . rawurlencode($v);
			}else{
				$params[$k] = rawurlencode($v);
			}
		}
		art_define_url_delimiter();
		$url .= URL_DELIMITER . implode( '&amp;', $params );
	}
	return $url;
}


/**
 * Function to parse arguments for a page according to $_SERVER['REQUEST_URI']
 * 
 * @var array $args_numeric	array of numeric variable values
 * @var array $args			array of indexed variables: name and value
 * @var array $args_string	array of string variable values
 *
 * @return bool	true on args parsed
 */

/* known issues:
 * - "/" in a string 
 * - "&" in a string 
*/
function art_parseUrl(&$args_numeric, &$args, &$args_string)
{
	$args_abb =& $GLOBALS["art_args"];
	$args = array();
	$args_numeric = array();
	$args_string = array();
	if(preg_match("/[^\?]*\.php[\/|\?]([^\?]*)/i", $_SERVER['REQUEST_URI'], $matches)){
		$vars = preg_split("/[\/|&]/", $matches[1]);
		$vars = array_map("trim", $vars);
		if(count($vars)>0) {
			foreach($vars as $var){
				if(is_numeric($var)){
					$args_numeric[] = $var;
				}elseif(false === strpos($var, "=")){
					if(is_numeric(substr($var, 1))){
						$args[$args_abb[strtolower($var{0})]] = intval(substr($var, 1));
					}else{
						$args_string[] = urldecode($var);
					}
				}else{
					parse_str($var, $args);
				}
			}
		}
	}
	return (count($args) + count($args_numeric) + count($args_string));
}

/**
 * Function to get linked image located in module file folder
 * 
 * @var string 	$imageName image file name
 * @var string 	$imagePath full path to the image file if different from preset folder
 * @var string 	$size	size parameters for pseudo thumbnail
 * @var string 	$alt	alter string
 *
 * @return string linked image tag
 */
function art_getImageLink($imageName, $imagePath = null, $size = null, $alt = "")
{
	global $xoopsModuleConfig, $xoopsModule;
	
	if(empty($imageName)) return null;
	
	if(empty($size["width"]) && empty($size["height"])):
	return "<img src=\"".art_getImageUrl($imageName, $imagePath)."\" alt=\"".$alt."\" />";
	endif;
	
	if(empty($imagePath)){
		$moduleConfig = art_load_config();
	    $path_image = $moduleConfig["path_image"];
		$imageFile =  XOOPS_ROOT_PATH."/".$path_image."/".htmlspecialchars($imageName);
		$imageUrl =  XOOPS_URL."/".$path_image."/".htmlspecialchars($imageName);
	}else{
	  	if(!preg_match("/^".preg_quote(XOOPS_ROOT_PATH, "/")."/", $imagePath)){
		  	$imagePath = XOOPS_ROOT_PATH."/".$imagePath;
	  	}
		$imageFile =  htmlspecialchars($imagePath."/".$imageName);
		$imageUrl =  htmlspecialchars(XOOPS_URL."/".(preg_replace("/^".preg_quote(XOOPS_ROOT_PATH, "/")."/", "", $imagePath))."/".$imageName);
    }
    $imageSizeString = "";
    if(!$imageSize = @getimagesize($imageFile)){
    }elseif(!empty($size["width"]) && $size["width"] < $imageSize[0]){
	    $imageSizeString = "width: ".$size["width"]."px";
    }elseif(!empty($size["height"]) && $size["height"] < $imageSize[1]){
	    $imageSizeString = "height: ".$size["height"]."px";
    }
    $link = "<img src=\"".$imageUrl."\" style=\"".$imageSizeString."\" alt=\"".$alt."\" />";
    return $link;
}


/**
 * Function to get url of an file located in module file folder
 * 
 * @var string 	$imageName image file name
 * @var string 	$imagePath full path to the image file if different from preset folder
 *
 * @return string image url
 */
function art_getFileUrl($imageName, $imagePath = null)
{
    global $xoopsModuleConfig, $xoopsModule;
    
    if(empty($imageName)) return null;
    
    if(empty($imagePath)){
		$moduleConfig = art_load_config();
		$path_image = $moduleConfig["path_file"];
		$imageUrl =  XOOPS_URL."/".$path_image."/".htmlspecialchars($imageName);
    }else{
		$imageUrl =  htmlspecialchars(XOOPS_URL."/".(preg_replace("/^".preg_quote(XOOPS_ROOT_PATH, "/")."/", "", $imagePath))."/".$imageName);
    }
    
    return $imageUrl;
}

/**
 * Function to get url of an image located in module utility image folder
 * 
 * @var string 	$imageName image file name
 * @var string 	$imagePath full path to the image file if different from preset folder
 *
 * @return string image url
 */
function art_getImageUrl($imageName, $imagePath = null)
{
    global $xoopsModuleConfig, $xoopsModule;
    
    if(empty($imageName)) return null;
    
    if(empty($imagePath)){
		$moduleConfig = art_load_config();
		$path_image = $moduleConfig["path_image"];
		$imageUrl =  XOOPS_URL."/".$path_image."/".htmlspecialchars($imageName);
    }else{
		$imageUrl =  htmlspecialchars(XOOPS_URL."/".(preg_replace("/^".preg_quote(XOOPS_ROOT_PATH, "/")."/", "", $imagePath))."/".$imageName);
    }
    
    return $imageUrl;
}
ENDIF;
?>