📄 inc_ppf_api.php
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<?phpclass PPF_Api { var $Key = ''; var $Params = array(); var $SignType = 'md5'; function PPF_Api() { $this -> __construct(); } function __construct() { } function CreateApiSign() { $sign = array(); foreach ($this->Params as $k => $v) { $sign[] = "$k=$v"; } if ($sign) { $sign = implode('&',$sign); switch (strtolower($this->SignType)) { case 'md5': return strtolower(md5($sign.$this->Key)); case 'dsa': die('for future'); break; } }else { die('no.params.to.sign'); } } function SetKey($key) { $this -> Key = $key; } /** * 创建Server/Client端API。 * 使用POST方法。 * */ function CreateApi($client) { $form_header = <<<E <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta http-equiv="pragma" content="no-cache" /><title>PPF Api</title></head><body><p>Loading...<br />Please Wait...</p><form id="form1" name="form1" method="post" action="{$client}">E; $form_footer = <<<E</form><script language="javascript">//setTimeout('document.form1.submit();',10);</script></body></html>E; $form_body = ''; foreach ($this -> Params as $k => $v) { $form_body .= "<input name=\"$k\" type=\"hidden\" value=\"$v\" />"; } $form_body .= "<input name=\"sign\" type=\"hidden\" value=\"" . $this -> CreateApiSign() . "\" />"; $form_body .= "<input name=\"sign_type\" type=\"hidden\" value=\"{$this -> SignType}\" />";// header("Cache-Control: no-cache, must-revalidate"); header("Cache-Control: no-cache"); echo $form_header . $form_body . $form_footer ; exit; } function CreateApiUrl($client) { $params = array(); foreach ($this -> Params as $k => $v) { $params[] = "$k=".urlencode($v); } $params[] = "sign=" . $this -> CreateApiSign(); $params[] = "sign_type={$this -> SignType}"; return $client . '?' . implode('&',$params); } /** * 设置参数 Server All Need * array( * 'action' => $action, client need! * 'data' => array(), client need! //用户信息数组 * 'time' => $timestamp, client need! * 'lang' => gbk / utf-8, * 'step' => step, client need! * 'server' => server api address, * 'return' => return url, client need! * ) * * @param array $param 参数数组 * @param bool $overwrite 是否覆盖 * @param bool $rewrite 是否重写 */ function SetParams($param,$overwrite=true,$rewrite=false) { if ($rewrite) { $this->Params = array(); } foreach ($param as $k => $v) { if ($k == 'sign' || $k == 'sign_type') { continue; } if ($k == 'data') { if (is_array($v)) { $tmp = array(); foreach ($v as $kk => $vv) { $tmp[] = "$kk=$vv"; } if ($tmp) { $v = implode('&',$tmp); } $ppf_api_encoder = new PPF_API_Encoder(); $ppf_api_encoder -> SetKey($this -> Key); $v = $ppf_api_encoder -> Encode($v); }else { } } if ($overwrite) { $this->Params[$k] = $v; }else { !isset($this->Params[$k]) && $this->Params[$k] = $v; } } $this -> InitParams(); } function InitParams() { foreach ($this->Params as $k => $v) { if ($k == 'sign' || $k == 'sign_type' || !$v) { unset($this->Params[$k]); } } ksort($this->Params); reset($this->Params); }}/** * 依赖与一个密钥 Key 将一个字符串加密成一个由 数字 和 a-z 的字符组成的字符串 * 并能以同一个Key 将加密字符串还原. * 加密后将占用2倍的存储空间! * * 此类与 azencoder 完全相同，在ppfapi中重写是为了 独立一个整合开发包 * * @author 蜻蜓@@ <webmaster@ppframe.com> * @copyright http://www.ppframe.com * */class PPF_API_Encoder{ var $Key = 'LAKDJU0F3093&^#$(@*$)jDLKjsoidsk'; /** * 加密函数使用了Key 的加密 * * @param string $string * @return string */ function Encode($string) { return PPF_API_Encoder::azStringEncode($this->keyEncode($string)); } /** * 解密函数使用Key 的解密 * * @param string $string * @return string */ function Decode($string) { $string = PPF_API_Encoder::azStringDecode($string); return $this->keyEncode($string,'DECODE'); } /** * ascii码转换函数 * * @param number $i * @return number */ function asciiEncode($i){ return (255 + $i -97)%255; } /** * ascii 码还原 * * @param number $i * @return number */ function asciiDecode($i) { return ($i + 97)%255; } /** * a-z 的可逆加密算法单字符加密函数 * * @param char $string * @return string */ function azCharEncode($char) { $char = PPF_API_Encoder::asciiEncode(ord($char)); $to = $char % 26; $no = intval($char / 26); $s = PPF_API_Encoder::asciiDecode($to); $s = chr($s); return $no . $s; } /** * a-z 的可逆加密算法双字符解密函数 * * @param string $string * @return char */ function azCharDecode($char) { $i = $char[0] * 26 + PPF_API_Encoder::asciiEncode(ord($char[1])); $i = PPF_API_Encoder::asciiDecode($i); return chr($i); } /** * a-z 的可逆加密算法字符串加密函数 * * @param string $string * @return string */ function azStringEncode($string){ $s = ''; for ($i=0; $i<strlen($string);$i++) { $s .= PPF_API_Encoder::azCharEncode($string[$i]); } return $s; } /** * a-z 的加可逆密算法字符串解密函数 * * @param string $string * @return string */ function azStringDecode($string) { $s = ''; for ($i=0;$i<strlen($string);$i++) { if(!is_numeric($string[$i])) { $i++; continue; } $s .= PPF_API_Encoder::azCharDecode(substr($string,$i,2)); $i++; } return $s; } /** * 依赖于密钥的一个简单加密解密函数. * 增加了前后两个验证串. * * @param string $string * @param string $do ENCODE or DECODE * @return string */ function keyEncode($string , $do = 'ENCODE') { $s = ''; $kl = strlen($this->Key); if ($do == 'DECODE') { $ckpre = substr($string,0,4); $ckaft = substr($string,-4); $string = substr($string,4,-4); } for ($i = 0;$i<strlen($string);$i++) { $s .= $string[$i] ^ $this->Key[$i%$kl]; } if ($do == 'ENCODE') { $ckpre = substr(md5($this->Key.$string),8,4); $ckaft = substr(md5($this->Key.$string),16,4); return $ckpre.$s.$ckaft; }else if($do == 'DECODE') { if ($ckpre == substr(md5($this->Key.$s),8,4) && $ckaft == substr(md5($this->Key.$s),16,4)) { return $s; }else { return ''; } } } function SetKey($key) { $this->Key = $key; }}?>⌨️ 快捷键说明
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