encoding.php

一款可以和GOOGLE媲美的开源统计系统,运用AJAX.功能强大. 无色提示:按照需要PHP5.1以上和MySQL数据库支持。

<?php
    /**
     *	base include file for SimpleTest
     *	@package	SimpleTest
     *	@subpackage	WebTester
     *	@version	$Id: encoding.php 163 2008-01-14 04:40:16Z matt $
     */
     
    /**#@+
     *	include other SimpleTest class files
     */
    require_once(dirname(__FILE__) . '/socket.php');
    /**#@-*/

    /**
     *    Single post parameter.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleEncodedPair {
        var $_key;
        var $_value;
        
        /**
         *    Stashes the data for rendering later.
         *    @param string $key       Form element name.
         *    @param string $value     Data to send.
         */
        function SimpleEncodedPair($key, $value) {
            $this->_key = $key;
            $this->_value = $value;
        }
        
        /**
         *    The pair as a single string.
         *    @return string        Encoded pair.
         *    @access public
         */
        function asRequest() {
            return urlencode($this->_key) . '=' . urlencode($this->_value);
        }
        
        /**
         *    The MIME part as a string.
         *    @return string        MIME part encoding.
         *    @access public
         */
        function asMime() {
            $part = 'Content-Disposition: form-data; ';
            $part .= "name=\"" . $this->_key . "\"\r\n";
            $part .= "\r\n" . $this->_value;
            return $part;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @param string $key    Identifier.
         *    @return boolean       True if matched.
         *    @access public
         */
        function isKey($key) {
            return $key == $this->_key;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @return string       Identifier.
         *    @access public
         */
        function getKey() {
            return $this->_key;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @return string       Content.
         *    @access public
         */
        function getValue() {
            return $this->_value;
        }
    }

    /**
     *    Single post parameter.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleAttachment {
        var $_key;
        var $_content;
        var $_filename;
        
        /**
         *    Stashes the data for rendering later.
         *    @param string $key          Key to add value to.
         *    @param string $content      Raw data.
         *    @param hash $filename       Original filename.
         */
        function SimpleAttachment($key, $content, $filename) {
            $this->_key = $key;
            $this->_content = $content;
            $this->_filename = $filename;
        }
        
        /**
         *    The pair as a single string.
         *    @return string        Encoded pair.
         *    @access public
         */
        function asRequest() {
            return '';
        }
        
        /**
         *    The MIME part as a string.
         *    @return string        MIME part encoding.
         *    @access public
         */
        function asMime() {
            $part = 'Content-Disposition: form-data; ';
            $part .= 'name="' . $this->_key . '"; ';
            $part .= 'filename="' . $this->_filename . '"';
            $part .= "\r\nContent-Type: " . $this->_deduceMimeType();
            $part .= "\r\n\r\n" . $this->_content;
            return $part;
        }
        
        /**
         *    Attempts to figure out the MIME type from the
         *    file extension and the content.
         *    @return string        MIME type.
         *    @access private
         */
        function _deduceMimeType() {
            if ($this->_isOnlyAscii($this->_content)) {
                return 'text/plain';
            }
            return 'application/octet-stream';
        }
        
        /**
         *    Tests each character is in the range 0-127.
         *    @param string $ascii    String to test.
         *    @access private
         */
        function _isOnlyAscii($ascii) {
            for ($i = 0, $length = strlen($ascii); $i < $length; $i++) {
                if (ord($ascii[$i]) > 127) {
                    return false;
                }
            }
            return true;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @param string $key    Identifier.
         *    @return boolean       True if matched.
         *    @access public
         */
        function isKey($key) {
            return $key == $this->_key;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @return string       Identifier.
         *    @access public
         */
        function getKey() {
            return $this->_key;
        }
        
        /**
         *    Is this the value we are looking for?
         *    @return string       Content.
         *    @access public
         */
        function getValue() {
            return $this->_filename;
        }
    }

    /**
     *    Bundle of GET/POST parameters. Can include
     *    repeated parameters.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleEncoding {
        var $_request;
        
        /**
         *    Starts empty.
         *    @param array $query       Hash of parameters.
         *                              Multiple values are
         *                              as lists on a single key.
         *    @access public
         */
        function SimpleEncoding($query = false) {
            if (! $query) {
                $query = array();
            }
            $this->clear();
            $this->merge($query);
        }
        
        /**
         *    Empties the request of parameters.
         *    @access public
         */
        function clear() {
            $this->_request = array();
        }
        
        /**
         *    Adds a parameter to the query.
         *    @param string $key            Key to add value to.
         *    @param string/array $value    New data.
         *    @access public
         */
        function add($key, $value) {
            if ($value === false) {
                return;
            }
            if (is_array($value)) {
                foreach ($value as $item) {
                    $this->_addPair($key, $item);
                }
            } else {
                $this->_addPair($key, $value);
            }
        }
        
        /**
         *    Adds a new value into the request.
         *    @param string $key            Key to add value to.
         *    @param string/array $value    New data.
         *    @access private
         */
        function _addPair($key, $value) {
            $this->_request[] = new SimpleEncodedPair($key, $value);
        }
        
        /**
         *    Adds a MIME part to the query. Does nothing for a
         *    form encoded packet.
         *    @param string $key          Key to add value to.
         *    @param string $content      Raw data.
         *    @param hash $filename       Original filename.
         *    @access public
         */
        function attach($key, $content, $filename) {
            $this->_request[] = new SimpleAttachment($key, $content, $filename);
        }
        
        /**
         *    Adds a set of parameters to this query.
         *    @param array/SimpleQueryString $query  Multiple values are
         *                                           as lists on a single key.