X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=inc%2Fhttp-functions.php;h=9398678b10d3ec170bf7e798b1508ddf25a3e39e;hb=3971209b0996a1b0506d6ddaf7326432933eae1b;hp=0dfce733ea63bbf75b3346ab8efa3b986aa85436;hpb=ed2e4260898a75477dd0bffad49732fdf702717e;p=mailer.git diff --git a/inc/http-functions.php b/inc/http-functions.php index 0dfce733ea..9398678b10 100644 --- a/inc/http-functions.php +++ b/inc/http-functions.php @@ -46,16 +46,28 @@ function sendHttpHeaders () { $now = gmdate('D, d M Y H:i:s') . ' GMT'; // Send HTTP header - sendHeader('HTTP/1.1 ' . getHttpStatus()); + addHttpHeader('HTTP/1.1 ' . getHttpStatus()); // General headers for no caching - sendHeader('Expires: ' . $now); // RFC2616 - Section 14.21 - sendHeader('Last-Modified: ' . $now); - sendHeader('Cache-Control: no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0'); // HTTP/1.1 - sendHeader('Pragma: no-cache'); // HTTP/1.0 - sendHeader('Connection: Close'); - sendHeader('Content-Type: ' . getContentType() . '; charset=UTF-8'); - sendHeader('Content-Language: ' . getLanguage()); + addHttpHeader('Expires: ' . $now); // RFC2616 - Section 14.21 + addHttpHeader('Last-Modified: ' . $now); + addHttpHeader('Cache-Control: no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0'); // HTTP/1.1 + addHttpHeader('Pragma: no-cache'); // HTTP/1.0 + addHttpHeader('Connection: Close'); + addHttpHeader('Content-Type: ' . getContentType() . '; charset=UTF-8'); + addHttpHeader('Content-Language: ' . getLanguage()); +} + +// Checks wether the URL is full-qualified (http[s]:// + hostname [+ request data]) +function isFullQualifiedUrl ($url) { + // Do we have cache? + if (!isset($GLOBALS[__FUNCTION__][$url])) { + // Determine it + $GLOBALS[__FUNCTION__][$url] = ((substr($url, 0, 7) == 'http://') || (substr($url, 0, 8) == 'https://')); + } // END - if + + // Return cache + return $GLOBALS[__FUNCTION__][$url]; } // Generates the full GET URL from given base URL and data array @@ -63,6 +75,18 @@ function generateGetUrlFromBaseUrlData ($baseUrl, $requestData = array()) { // Init URL $getUrl = $baseUrl; + // Is it full-qualified? + if (!isFullQualifiedUrl($getUrl)) { + // Need to prepend a slash? + if (substr($getUrl, 0, 1) != '/') { + // Prepend it + $getUrl = '/' . $getUrl; + } // END - if + + // Prepend http://hostname from mxchange.org server + $getUrl = getServerUrl() . $getUrl; + } // END - if + // Add data $body = http_build_query($requestData, '', '&'); @@ -106,17 +130,51 @@ function removeHttpHostNameFromUrl ($url) { return $url; } -// Send a HEAD request +// Sends a HTTP request (GET, POST, HEAD are currently supported) +function sendHttpRequest ($requestType, $baseUrl, $requestData = array(), $removeHeader = false) { + // Init response + $response = array(); + + // Start "detecting" the request type + switch ($requestType) { + case 'HEAD': // Send a HTTP/1.1 HEAD request + $response = sendHeadRequest($baseUrl, $requestData); + break; + + case 'GET': // Send a HTTP/1.1 GET request + $response = sendGetRequest($baseUrl, $requestData, $removeHeader); + break; + + case 'POST': // Send a HTTP/1.1 POST request + $response = sendPostRequest($baseUrl, $requestData, $removeHeader); + break; + + default: // Unsupported HTTP request, this is really bad and needs fixing + debug_report_bug(__FUNCTION__, __LINE__, 'Unsupported request detected. requestType=' . $requestType . ',baseUrl=' . $baseUrl . ',requestData()=' . count($requestData)); + break; + } // END - switch + + // Return response + return $response; +} + +// Sends a HEAD request function sendHeadRequest ($baseUrl, $requestData = array()) { // Generate full GET URL $getUrl = generateGetUrlFromBaseUrlData($baseUrl, $requestData); + // Do we have http[s]:// in front of the URL? + if (isFullQualifiedUrl($getUrl)) { + // Remove http[s]:// from URL + $getUrl = removeHttpHostNameFromUrl($getUrl); + } elseif (substr($getUrl, 0, 1) != '/') { + // Prepend a slash + $getUrl = '/' . $getUrl; + } + // Extract hostname and port from script $host = extractHostnameFromUrl($baseUrl); - // Remove http[s]:// from url - $getUrl = removeHttpHostNameFromUrl($getUrl); - // Generate HEAD request header $request = 'HEAD ' . trim($getUrl) . ' HTTP/1.1' . getConfig('HTTP_EOL'); $request .= 'Host: ' . $host . getConfig('HTTP_EOL'); @@ -144,12 +202,18 @@ function sendGetRequest ($baseUrl, $requestData = array(), $removeHeader = false // Generate full GET URL $getUrl = generateGetUrlFromBaseUrlData($baseUrl, $requestData); + // Do we have http[s]:// in front of the URL? + if (isFullQualifiedUrl($getUrl)) { + // Remove http[s]:// from url + $getUrl = removeHttpHostNameFromUrl($getUrl); + } elseif (substr($getUrl, 0, 1) != '/') { + // Prepend a slash + $getUrl = '/' . $getUrl; + } + // Extract hostname and port from script $host = extractHostnameFromUrl($baseUrl); - // Remove http[s]:// from url - $getUrl = removeHttpHostNameFromUrl($getUrl); - // Generate GET request header $request = 'GET ' . trim($getUrl) . ' HTTP/1.1' . getConfig('HTTP_EOL'); $request .= 'Host: ' . $host . getConfig('HTTP_EOL'); @@ -180,15 +244,24 @@ function sendGetRequest ($baseUrl, $requestData = array(), $removeHeader = false // Send a POST request function sendPostRequest ($baseUrl, $requestData, $removeHeader = false) { + // Copy baseUrl to getUrl + $getUrl = $baseUrl; + + // Do we have http[s]:// in front of the URL? + if (isFullQualifiedUrl($getUrl)) { + // Remove http[s]:// from url + $getUrl = removeHttpHostNameFromUrl($getUrl); + } elseif (substr($getUrl, 0, 1) != '/') { + // Prepend a slash + $getUrl = '/' . $getUrl; + } + // Extract host name from script $host = extractHostnameFromUrl($baseUrl); // Construct request body $body = http_build_query($requestData, '', '&'); - // Remove http(s)://$host from base URL - $baseUrl = removeHttpHostNameFromUrl($baseUrl); - // Generate POST request header $request = 'POST ' . trim($baseUrl) . ' HTTP/1.0' . getConfig('HTTP_EOL'); $request .= 'Host: ' . $host . getConfig('HTTP_EOL'); @@ -222,7 +295,7 @@ function sendPostRequest ($baseUrl, $requestData, $removeHeader = false) { return $response; } -// Sends a raw request to another host +// Sends a raw request (string) to given host (hostnames will be solved) function sendRawRequest ($host, $request) { //* DEBUG: */ die('host='.$host.',request=
'.$request.'
'); // Init errno and errdesc with 'all fine' values @@ -235,18 +308,9 @@ function sendRawRequest ($host, $request) { // Initialize array $response = array('', '', ''); - // Default is not to use proxy - $useProxy = false; - // Default is non-broken HTTP server implementation $GLOBALS['is_http_server_broken'] = false; - // Are proxy settins set? - if (isProxyUsed()) { - // Then use it - $useProxy = true; - } // END - if - // Load include loadIncludeOnce('inc/classes/resolver.class.php'); @@ -265,7 +329,7 @@ function sendRawRequest ($host, $request) { $resolver = new HostnameResolver(); // Open connection - if ($useProxy === true) { + if (isProxyUsed() === true) { // Resolve hostname into IP address $ip = $resolver->resolveHostname(compileRawCode(getProxyHost())); @@ -278,6 +342,7 @@ function sendRawRequest ($host, $request) { // Connect to host directly $fp = fsockopen($ip, $port, $errno, $errdesc, 30); } + //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'ip=' . $ip . ',host=' . $host . ',isProxyUsed()=' . intval(isProxyUsed())); // Is there a link? if (!is_resource($fp)) { @@ -291,7 +356,7 @@ function sendRawRequest ($host, $request) { } // Do we use proxy? - if ($useProxy === true) { + if (isProxyUsed() === true) { // Setup proxy tunnel $response = setupProxyTunnel($host, $port, $fp); @@ -379,7 +444,7 @@ function sendRawRequest ($host, $request) { // No response, maybe timeout $response = array('', '', ''); logDebugMessage(__FUNCTION__, __LINE__, 'Invalid empty response array, maybe timed out?'); - } elseif ((substr(strtolower($response[0]), 0, 11) == 'proxy-agent') && ($useProxy === true)) { + } elseif ((substr(strtolower($response[0]), 0, 11) == 'proxy-agent') && (isProxyUsed() === true)) { // Proxy header detected, so remove two lines array_shift($response); array_shift($response); @@ -519,6 +584,71 @@ function isBrokenHttpServerImplentation () { return $isBroken; } +// Extract host from script name +function extractHostnameFromUrl (&$script) { + // Use default SERVER_URL by default... ;) So? + $url = getServerUrl(); + + // Is this URL valid? + if (substr($script, 0, 7) == 'http://') { + // Use the hostname from script URL as new hostname + $url = substr($script, 7); + $extract = explode('/', $url); + $url = $extract[0]; + // Done extracting the URL :) + } // END - if + + // Extract host name + $host = str_replace('http://', '', $url); + if (isInString('/', $host)) { + $host = substr($host, 0, strpos($host, '/')); + } // END - if + + // Generate relative URL + //* DEBUG: */ debugOutput('SCRIPT=' . $script); + if (substr(strtolower($script), 0, 7) == 'http://') { + // But only if http:// is in front! + $script = substr($script, (strlen($url) + 7)); + } elseif (substr(strtolower($script), 0, 8) == 'https://') { + // Does this work?! + $script = substr($script, (strlen($url) + 8)); + } + + //* DEBUG: */ debugOutput('SCRIPT=' . $script); + if (substr($script, 0, 1) == '/') { + $script = substr($script, 1); + } // END - if + + // Return host name + return $host; +} + +// Adds a HTTP header to array +function addHttpHeader ($header) { + // Send the header + //* DEBUG: */ logDebugMessage(__FUNCTION__ . ': header=' . $header); + $GLOBALS['http_header'][] = trim($header); +} + +// Flushes all HTTP headers +function flushHttpHeaders () { + // Is the header already sent? + if (headers_sent()) { + // Then abort here + debug_report_bug(__FUNCTION__, __LINE__, 'Headers already sent!'); + } // END - if + + // Flush all headers if found + if ((isset($GLOBALS['http_header'])) && (is_array($GLOBALS['http_header']))) { + foreach ($GLOBALS['http_header'] as $header) { + header($header); + } // END - foreach + } // END - if + + // Mark them as flushed + $GLOBALS['http_header'] = array(); +} + //----------------------------------------------------------------------------- // Automatically re-created functions, all taken from user comments on www.php.net //-----------------------------------------------------------------------------