369 lines
11 KiB
PHP
369 lines
11 KiB
PHP
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<?php
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namespace app\common\library\printer\party;
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/**
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* 飞鹅云打印机API类
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* Class FeieHttpClient
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* @package app\common\library\printer\party
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*/
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class FeieHttpClient
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{
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// Request vars
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var $host;
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var $port;
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var $path;
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var $method;
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var $postdata = '';
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var $cookies = [];
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var $referer;
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var $accept = 'text/xml,application/xml,application/xhtml+xml,text/html,text/plain,image/png,image/jpeg,image/gif,*/*';
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var $accept_encoding = 'gzip';
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var $accept_language = 'en-us';
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var $user_agent = 'Incutio HttpClient v0.9';
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var $timeout = 20;
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var $use_gzip = true;
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var $persist_cookies = true;
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var $persist_referers = true;
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var $debug = false;
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var $handle_redirects = true;
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var $max_redirects = 5;
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var $headers_only = false;
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var $username;
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var $password;
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var $status;
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var $headers = [];
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var $content = '';
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var $errormsg;
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var $redirect_count = 0;
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var $cookie_host = '';
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public function __construct($host, $port = 80)
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{
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$this->host = $host;
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$this->port = $port;
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}
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function get($path, $data = false)
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{
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$this->path = $path;
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$this->method = 'GET';
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if ($data) {
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$this->path .= '?' . $this->buildQueryString($data);
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}
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return $this->doRequest();
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}
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function post($path, $data)
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{
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$this->path = $path;
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$this->method = 'POST';
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$this->postdata = $this->buildQueryString($data);
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return $this->doRequest();
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}
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function buildQueryString($data)
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{
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$querystring = '';
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if (is_array($data)) {
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foreach ($data as $key => $val) {
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if (is_array($val)) {
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foreach ($val as $val2) {
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$querystring .= urlencode($key) . '=' . urlencode($val2) . '&';
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}
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} else {
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$querystring .= urlencode($key) . '=' . urlencode($val) . '&';
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}
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}
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$querystring = substr($querystring, 0, -1); // Eliminate unnecessary &
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} else {
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$querystring = $data;
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}
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return $querystring;
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}
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function doRequest()
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{
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if (!$fp = @fsockopen($this->host, $this->port, $errno, $errstr, $this->timeout)) {
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switch ($errno) {
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case -3:
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$this->errormsg = 'Socket creation failed (-3)';
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break;
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case -4:
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$this->errormsg = 'DNS lookup failure (-4)';
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break;
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case -5:
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$this->errormsg = 'Connection refused or timed out (-5)';
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break;
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default:
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$this->errormsg = 'Connection failed (' . $errno . ')';
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$this->errormsg .= ' ' . $errstr;
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$this->debug($this->errormsg);
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}
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return false;
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}
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socket_set_timeout($fp, $this->timeout);
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$request = $this->buildRequest();
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$this->debug('Request', $request);
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fwrite($fp, $request);
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$this->headers = [];
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$this->content = '';
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$this->errormsg = '';
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$inHeaders = true;
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$atStart = true;
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while (!feof($fp)) {
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$line = fgets($fp, 4096);
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if ($atStart) {
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$atStart = false;
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if (!preg_match('/HTTP\/(\\d\\.\\d)\\s*(\\d+)\\s*(.*)/', $line, $m)) {
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$this->errormsg = "Status code line invalid: " . htmlentities($line);
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$this->debug($this->errormsg);
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return false;
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}
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// $http_version = $m[1];
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$this->status = $m[2];
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// $status_string = $m[3];
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$this->debug(trim($line));
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continue;
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}
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if ($inHeaders) {
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if (trim($line) == '') {
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$inHeaders = false;
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$this->debug('Received Headers', $this->headers);
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if ($this->headers_only) {
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break;
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}
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continue;
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}
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if (!preg_match('/([^:]+):\\s*(.*)/', $line, $m)) {
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continue;
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}
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$key = strtolower(trim($m[1]));
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$val = trim($m[2]);
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if (isset($this->headers[$key])) {
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if (is_array($this->headers[$key])) {
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$this->headers[$key][] = $val;
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} else {
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$this->headers[$key] = [$this->headers[$key], $val];
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}
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} else {
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$this->headers[$key] = $val;
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}
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continue;
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}
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$this->content .= $line;
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}
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fclose($fp);
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if (isset($this->headers['content-encoding']) && $this->headers['content-encoding'] == 'gzip') {
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$this->debug('Content is gzip encoded, unzipping it');
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$this->content = substr($this->content, 10);
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$this->content = gzinflate($this->content);
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}
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if ($this->persist_cookies && isset($this->headers['set-cookie']) && $this->host == $this->cookie_host) {
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$cookies = $this->headers['set-cookie'];
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if (!is_array($cookies)) {
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$cookies = [$cookies];
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}
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foreach ($cookies as $cookie) {
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if (preg_match('/([^=]+)=([^;]+);/', $cookie, $m)) {
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$this->cookies[$m[1]] = $m[2];
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}
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}
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$this->cookie_host = $this->host;
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}
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if ($this->persist_referers) {
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$this->debug('Persisting referer: ' . $this->getRequestURL());
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$this->referer = $this->getRequestURL();
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}
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if ($this->handle_redirects) {
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if (++$this->redirect_count >= $this->max_redirects) {
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$this->errormsg = 'Number of redirects exceeded maximum (' . $this->max_redirects . ')';
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$this->debug($this->errormsg);
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$this->redirect_count = 0;
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return false;
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}
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$location = isset($this->headers['location']) ? $this->headers['location'] : '';
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$uri = isset($this->headers['uri']) ? $this->headers['uri'] : '';
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if ($location || $uri) {
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$url = parse_url($location . $uri);
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return $this->get($url['path']);
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}
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}
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return true;
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}
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function buildRequest()
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{
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$headers = [];
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$headers[] = "{$this->method} {$this->path} HTTP/1.0";
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$headers[] = "Host: {$this->host}";
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$headers[] = "User-Agent: {$this->user_agent}";
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$headers[] = "Accept: {$this->accept}";
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if ($this->use_gzip) {
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$headers[] = "Accept-encoding: {$this->accept_encoding}";
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}
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$headers[] = "Accept-language: {$this->accept_language}";
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if ($this->referer) {
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$headers[] = "Referer: {$this->referer}";
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}
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if ($this->cookies) {
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$cookie = 'Cookie: ';
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foreach ($this->cookies as $key => $value) {
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$cookie .= "$key=$value; ";
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}
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$headers[] = $cookie;
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}
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if ($this->username && $this->password) {
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$headers[] = 'Authorization: BASIC ' . base64_encode($this->username . ':' . $this->password);
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}
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if ($this->postdata) {
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$headers[] = 'Content-Type: application/x-www-form-urlencoded';
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$headers[] = 'Content-Length: ' . strlen($this->postdata);
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}
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$request = implode("\r\n", $headers) . "\r\n\r\n" . $this->postdata;
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return $request;
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}
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function getStatus()
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{
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return $this->status;
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}
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function getContent()
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{
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return $this->content;
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}
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function getHeaders()
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{
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return $this->headers;
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}
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function getHeader($header)
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{
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$header = strtolower($header);
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if (isset($this->headers[$header])) {
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return $this->headers[$header];
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} else {
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return false;
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}
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}
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function getError()
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{
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return $this->errormsg;
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}
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function getCookies()
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{
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return $this->cookies;
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}
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function getRequestURL()
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{
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$url = 'http://' . $this->host;
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if ($this->port != 80) {
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$url .= ':' . $this->port;
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}
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$url .= $this->path;
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return $url;
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}
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function setUserAgent($string)
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{
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$this->user_agent = $string;
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}
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function setAuthorization($username, $password)
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{
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$this->username = $username;
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$this->password = $password;
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}
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function setCookies($array)
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{
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$this->cookies = $array;
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}
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function useGzip($boolean)
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{
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$this->use_gzip = $boolean;
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}
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function setPersistCookies($boolean)
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{
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$this->persist_cookies = $boolean;
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}
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function setPersistReferers($boolean)
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{
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$this->persist_referers = $boolean;
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}
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function setHandleRedirects($boolean)
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{
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$this->handle_redirects = $boolean;
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}
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function setMaxRedirects($num)
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{
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$this->max_redirects = $num;
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}
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function setHeadersOnly($boolean)
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{
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$this->headers_only = $boolean;
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}
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function setDebug($boolean)
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{
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$this->debug = $boolean;
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}
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function quickGet($url)
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{
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$bits = parse_url($url);
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$host = $bits['host'];
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$port = isset($bits['port']) ? $bits['port'] : 80;
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$path = isset($bits['path']) ? $bits['path'] : '/';
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if (isset($bits['query'])) {
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$path .= '?' . $bits['query'];
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}
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$client = new self($host, $port);
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if (!$client->get($path)) {
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return false;
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} else {
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return $client->getContent();
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}
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}
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function quickPost($url, $data)
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{
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$bits = parse_url($url);
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$host = $bits['host'];
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$port = isset($bits['port']) ? $bits['port'] : 80;
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$path = isset($bits['path']) ? $bits['path'] : '/';
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$client = new self($host, $port);
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if (!$client->post($path, $data)) {
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return false;
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} else {
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return $client->getContent();
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}
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}
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function debug($msg, $object = false)
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{
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if ($this->debug) {
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print '<div style="border: 1px solid red; padding: 0.5em; margin: 0.5em;"><strong>HttpClient Debug:</strong> ' . $msg;
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if ($object) {
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ob_start();
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print_r($object);
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$content = htmlentities(ob_get_contents());
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ob_end_clean();
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print '<pre>' . $content . '</pre>';
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}
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print '</div>';
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}
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}
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}
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