Menu
▾
▴
[Opengate-svn] SF.net SVN: opengate: [3]
|
From: <eg...@us...> - 2006-03-31 22:23:54
|
Revision: 3 Author: egore Date: 2006-03-31 14:22:58 -0800 (Fri, 31 Mar 2006) ViewCVS: http://svn.sourceforge.net/opengate/?rev=3&view=rev Log Message: ----------- add initial version of the website Added Paths: ----------- website/ website/about.php website/downloads.php website/extlib/ website/extlib/Snoopy.class.inc website/frame.php website/images/ website/images/menu.png website/images/menu.svg website/images/menu_background.png website/images/menu_left.png website/images/menu_right.png website/images/screenshots/ website/images/screenshots/octavius_apteryx.jpg website/images/screenshots/octavius_phoenix.jpg website/images/screenshots/quantar_storm.jpg website/images/screenshots/quantar_typhoon.jpg website/images/screenshots/solrain_intensity.jpg website/images/screenshots/solrain_pioneer.jpg website/images/screenshots/solrain_premia.jpg website/index.html website/layout.inc website/news.php website/rss_cache.inc website/rss_fetch.inc website/rss_parse.inc website/rss_utils.inc website/screenshots.php Added: website/about.php =================================================================== --- website/about.php (rev 0) +++ website/about.php 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,11 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> + +<body> + <?php + require_once('layout.inc'); + + echo "<h1>About</h1><br>"; + + echo "<p>TODO</p>"; + ?> +</body> \ No newline at end of file Property changes on: website/about.php ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/downloads.php =================================================================== --- website/downloads.php (rev 0) +++ website/downloads.php 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,11 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> + +<body> + <?php + require_once('layout.inc'); + + echo "<h1>Downloads</h1><br>"; + + echo "<p>TODO</p>"; + ?> +</body> \ No newline at end of file Property changes on: website/downloads.php ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/extlib/Snoopy.class.inc =================================================================== --- website/extlib/Snoopy.class.inc (rev 0) +++ website/extlib/Snoopy.class.inc 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,900 @@ +<?php + +/************************************************* + +Snoopy - the PHP net client +Author: Monte Ohrt <mo...@is...> +Copyright (c): 1999-2000 ispi, all rights reserved +Version: 1.0 + + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +You may contact the author of Snoopy by e-mail at: +m...@is... + +Or, write to: +Monte Ohrt +CTO, ispi +237 S. 70th suite 220 +Lincoln, NE 68510 + +The latest version of Snoopy can be obtained from: +http://snoopy.sourceforge.com + +*************************************************/ + +class Snoopy +{ + /**** Public variables ****/ + + /* user definable vars */ + + var $host = "www.php.net"; // host name we are connecting to + var $port = 80; // port we are connecting to + var $proxy_host = ""; // proxy host to use + var $proxy_port = ""; // proxy port to use + var $agent = "Snoopy v1.0"; // agent we masquerade as + var $referer = ""; // referer info to pass + var $cookies = array(); // array of cookies to pass + // $cookies["username"]="joe"; + var $rawheaders = array(); // array of raw headers to send + // $rawheaders["Content-type"]="text/html"; + + var $maxredirs = 5; // http redirection depth maximum. 0 = disallow + var $lastredirectaddr = ""; // contains address of last redirected address + var $offsiteok = true; // allows redirection off-site + var $maxframes = 0; // frame content depth maximum. 0 = disallow + var $expandlinks = true; // expand links to fully qualified URLs. + // this only applies to fetchlinks() + // or submitlinks() + var $passcookies = true; // pass set cookies back through redirects + // NOTE: this currently does not respect + // dates, domains or paths. + + var $user = ""; // user for http authentication + var $pass = ""; // password for http authentication + + // http accept types + var $accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*"; + + var $results = ""; // where the content is put + + var $error = ""; // error messages sent here + var $response_code = ""; // response code returned from server + var $headers = array(); // headers returned from server sent here + var $maxlength = 500000; // max return data length (body) + var $read_timeout = 0; // timeout on read operations, in seconds + // supported only since PHP 4 Beta 4 + // set to 0 to disallow timeouts + var $timed_out = false; // if a read operation timed out + var $status = 0; // http request status + + var $curl_path = "/usr/bin/curl"; + // Snoopy will use cURL for fetching + // SSL content if a full system path to + // the cURL binary is supplied here. + // set to false if you do not have + // cURL installed. See http://curl.haxx.se + // for details on installing cURL. + // Snoopy does *not* use the cURL + // library functions built into php, + // as these functions are not stable + // as of this Snoopy release. + + // send Accept-encoding: gzip? + var $use_gzip = true; + + /**** Private variables ****/ + + var $_maxlinelen = 4096; // max line length (headers) + + var $_httpmethod = "GET"; // default http request method + var $_httpversion = "HTTP/1.0"; // default http request version + var $_submit_method = "POST"; // default submit method + var $_submit_type = "application/x-www-form-urlencoded"; // default submit type + var $_mime_boundary = ""; // MIME boundary for multipart/form-data submit type + var $_redirectaddr = false; // will be set if page fetched is a redirect + var $_redirectdepth = 0; // increments on an http redirect + var $_frameurls = array(); // frame src urls + var $_framedepth = 0; // increments on frame depth + + var $_isproxy = false; // set if using a proxy server + var $_fp_timeout = 30; // timeout for socket connection + +/*======================================================================*\ + Function: fetch + Purpose: fetch the contents of a web page + (and possibly other protocols in the + future like ftp, nntp, gopher, etc.) + Input: $URI the location of the page to fetch + Output: $this->results the output text from the fetch +\*======================================================================*/ + + function fetch($URI) + { + + //preg_match("|^([^:]+)://([^:/]+)(:[\d]+)*(.*)|",$URI,$URI_PARTS); + $URI_PARTS = parse_url($URI); + if (!empty($URI_PARTS["user"])) + $this->user = $URI_PARTS["user"]; + if (!empty($URI_PARTS["pass"])) + $this->pass = $URI_PARTS["pass"]; + + switch($URI_PARTS["scheme"]) + { + case "http": + $this->host = $URI_PARTS["host"]; + if(!empty($URI_PARTS["port"])) + $this->port = $URI_PARTS["port"]; + if($this->_connect($fp)) + { + if($this->_isproxy) + { + // using proxy, send entire URI + $this->_httprequest($URI,$fp,$URI,$this->_httpmethod); + } + else + { + $path = $URI_PARTS["path"].(isset($URI_PARTS["query"]) ? "?".$URI_PARTS["query"] : ""); + // no proxy, send only the path + $this->_httprequest($path, $fp, $URI, $this->_httpmethod); + } + + $this->_disconnect($fp); + + if($this->_redirectaddr) + { + /* url was redirected, check if we've hit the max depth */ + if($this->maxredirs > $this->_redirectdepth) + { + // only follow redirect if it's on this site, or offsiteok is true + if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok) + { + /* follow the redirect */ + $this->_redirectdepth++; + $this->lastredirectaddr=$this->_redirectaddr; + $this->fetch($this->_redirectaddr); + } + } + } + + if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0) + { + $frameurls = $this->_frameurls; + $this->_frameurls = array(); + + while(list(,$frameurl) = each($frameurls)) + { + if($this->_framedepth < $this->maxframes) + { + $this->fetch($frameurl); + $this->_framedepth++; + } + else + break; + } + } + } + else + { + return false; + } + return true; + break; + case "https": + if(!$this->curl_path || (!is_executable($this->curl_path))) { + $this->error = "Bad curl ($this->curl_path), can't fetch HTTPS \n"; + return false; + } + $this->host = $URI_PARTS["host"]; + if(!empty($URI_PARTS["port"])) + $this->port = $URI_PARTS["port"]; + if($this->_isproxy) + { + // using proxy, send entire URI + $this->_httpsrequest($URI,$URI,$this->_httpmethod); + } + else + { + $path = $URI_PARTS["path"].($URI_PARTS["query"] ? "?".$URI_PARTS["query"] : ""); + // no proxy, send only the path + $this->_httpsrequest($path, $URI, $this->_httpmethod); + } + + if($this->_redirectaddr) + { + /* url was redirected, check if we've hit the max depth */ + if($this->maxredirs > $this->_redirectdepth) + { + // only follow redirect if it's on this site, or offsiteok is true + if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok) + { + /* follow the redirect */ + $this->_redirectdepth++; + $this->lastredirectaddr=$this->_redirectaddr; + $this->fetch($this->_redirectaddr); + } + } + } + + if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0) + { + $frameurls = $this->_frameurls; + $this->_frameurls = array(); + + while(list(,$frameurl) = each($frameurls)) + { + if($this->_framedepth < $this->maxframes) + { + $this->fetch($frameurl); + $this->_framedepth++; + } + else + break; + } + } + return true; + break; + default: + // not a valid protocol + $this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n'; + return false; + break; + } + return true; + } + + + +/*======================================================================*\ + Private functions +\*======================================================================*/ + + +/*======================================================================*\ + Function: _striplinks + Purpose: strip the hyperlinks from an html document + Input: $document document to strip. + Output: $match an array of the links +\*======================================================================*/ + + function _striplinks($document) + { + preg_match_all("'<\s*a\s+.*href\s*=\s* # find <a href= + ([\"\'])? # find single or double quote + (?(1) (.*?)\\1 | ([^\s\>]+)) # if quote found, match up to next matching + # quote, otherwise match up to next space + 'isx",$document,$links); + + + // catenate the non-empty matches from the conditional subpattern + + while(list($key,$val) = each($links[2])) + { + if(!empty($val)) + $match[] = $val; + } + + while(list($key,$val) = each($links[3])) + { + if(!empty($val)) + $match[] = $val; + } + + // return the links + return $match; + } + +/*======================================================================*\ + Function: _stripform + Purpose: strip the form elements from an html document + Input: $document document to strip. + Output: $match an array of the links +\*======================================================================*/ + + function _stripform($document) + { + preg_match_all("'<\/?(FORM|INPUT|SELECT|TEXTAREA|(OPTION))[^<>]*>(?(2)(.*(?=<\/?(option|select)[^<>]*>[\r\n]*)|(?=[\r\n]*))|(?=[\r\n]*))'Usi",$document,$elements); + + // catenate the matches + $match = implode("\r\n",$elements[0]); + + // return the links + return $match; + } + + + +/*======================================================================*\ + Function: _striptext + Purpose: strip the text from an html document + Input: $document document to strip. + Output: $text the resulting text +\*======================================================================*/ + + function _striptext($document) + { + + // I didn't use preg eval (//e) since that is only available in PHP 4.0. + // so, list your entities one by one here. I included some of the + // more common ones. + + $search = array("'<script[^>]*?>.*?</script>'si", // strip out javascript + "'<[\/\!]*?[^<>]*?>'si", // strip out html tags + "'([\r\n])[\s]+'", // strip out white space + "'&(quote|#34);'i", // replace html entities + "'&(amp|#38);'i", + "'&(lt|#60);'i", + "'&(gt|#62);'i", + "'&(nbsp|#160);'i", + "'&(iexcl|#161);'i", + "'&(cent|#162);'i", + "'&(pound|#163);'i", + "'&(copy|#169);'i" + ); + $replace = array( "", + "", + "\\1", + "\"", + "&", + "<", + ">", + " ", + chr(161), + chr(162), + chr(163), + chr(169)); + + $text = preg_replace($search,$replace,$document); + + return $text; + } + +/*======================================================================*\ + Function: _expandlinks + Purpose: expand each link into a fully qualified URL + Input: $links the links to qualify + $URI the full URI to get the base from + Output: $expandedLinks the expanded links +\*======================================================================*/ + + function _expandlinks($links,$URI) + { + + preg_match("/^[^\?]+/",$URI,$match); + + $match = preg_replace("|/[^\/\.]+\.[^\/\.]+$|","",$match[0]); + + $search = array( "|^http://".preg_quote($this->host)."|i", + "|^(?!http://)(\/)?(?!mailto:)|i", + "|/\./|", + "|/[^\/]+/\.\./|" + ); + + $replace = array( "", + $match."/", + "/", + "/" + ); + + $expandedLinks = preg_replace($search,$replace,$links); + + return $expandedLinks; + } + +/*======================================================================*\ + Function: _httprequest + Purpose: go get the http data from the server + Input: $url the url to fetch + $fp the current open file pointer + $URI the full URI + $body body contents to send if any (POST) + Output: +\*======================================================================*/ + + function _httprequest($url,$fp,$URI,$http_method,$content_type="",$body="") + { + if($this->passcookies && $this->_redirectaddr) + $this->setcookies(); + + $URI_PARTS = parse_url($URI); + if(empty($url)) + $url = "/"; + $headers = $http_method." ".$url." ".$this->_httpversion."\r\n"; + if(!empty($this->agent)) + $headers .= "User-Agent: ".$this->agent."\r\n"; + if(!empty($this->host) && !isset($this->rawheaders['Host'])) + $headers .= "Host: ".$this->host."\r\n"; + if(!empty($this->accept)) + $headers .= "Accept: ".$this->accept."\r\n"; + + if($this->use_gzip) { + // make sure PHP was built with --with-zlib + // and we can handle gzipp'ed data + if ( function_exists(gzinflate) ) { + $headers .= "Accept-encoding: gzip\r\n"; + } + else { + trigger_error( + "use_gzip is on, but PHP was built without zlib support.". + " Requesting file(s) without gzip encoding.", + E_USER_NOTICE); + } + } + + if(!empty($this->referer)) + $headers .= "Referer: ".$this->referer."\r\n"; + if(!empty($this->cookies)) + { + if(!is_array($this->cookies)) + $this->cookies = (array)$this->cookies; + + reset($this->cookies); + if ( count($this->cookies) > 0 ) { + $cookie_headers .= 'Cookie: '; + foreach ( $this->cookies as $cookieKey => $cookieVal ) { + $cookie_headers .= $cookieKey."=".urlencode($cookieVal)."; "; + } + $headers .= substr($cookie_headers,0,-2) . "\r\n"; + } + } + if(!empty($this->rawheaders)) + { + if(!is_array($this->rawheaders)) + $this->rawheaders = (array)$this->rawheaders; + while(list($headerKey,$headerVal) = each($this->rawheaders)) + $headers .= $headerKey.": ".$headerVal."\r\n"; + } + if(!empty($content_type)) { + $headers .= "Content-type: $content_type"; + if ($content_type == "multipart/form-data") + $headers .= "; boundary=".$this->_mime_boundary; + $headers .= "\r\n"; + } + if(!empty($body)) + $headers .= "Content-length: ".strlen($body)."\r\n"; + if(!empty($this->user) || !empty($this->pass)) + $headers .= "Authorization: BASIC ".base64_encode($this->user.":".$this->pass)."\r\n"; + + $headers .= "\r\n"; + + // set the read timeout if needed + if ($this->read_timeout > 0) + socket_set_timeout($fp, $this->read_timeout); + $this->timed_out = false; + + fwrite($fp,$headers.$body,strlen($headers.$body)); + + $this->_redirectaddr = false; + unset($this->headers); + + // content was returned gzip encoded? + $is_gzipped = false; + + while($currentHeader = fgets($fp,$this->_maxlinelen)) + { + if ($this->read_timeout > 0 && $this->_check_timeout($fp)) + { + $this->status=-100; + return false; + } + + // if($currentHeader == "\r\n") + if(preg_match("/^\r?\n$/", $currentHeader) ) + break; + + // if a header begins with Location: or URI:, set the redirect + if(preg_match("/^(Location:|URI:)/i",$currentHeader)) + { + // get URL portion of the redirect + preg_match("/^(Location:|URI:)\s+(.*)/",chop($currentHeader),$matches); + // look for :// in the Location header to see if hostname is included + if(!preg_match("|\:\/\/|",$matches[2])) + { + // no host in the path, so prepend + $this->_redirectaddr = $URI_PARTS["scheme"]."://".$this->host.":".$this->port; + // eliminate double slash + if(!preg_match("|^/|",$matches[2])) + $this->_redirectaddr .= "/".$matches[2]; + else + $this->_redirectaddr .= $matches[2]; + } + else + $this->_redirectaddr = $matches[2]; + } + + if(preg_match("|^HTTP/|",$currentHeader)) + { + if(preg_match("|^HTTP/[^\s]*\s(.*?)\s|",$currentHeader, $status)) + { + $this->status= $status[1]; + } + $this->response_code = $currentHeader; + } + + if (preg_match("/Content-Encoding: gzip/", $currentHeader) ) { + $is_gzipped = true; + } + + $this->headers[] = $currentHeader; + } + + # $results = fread($fp, $this->maxlength); + $results = ""; + while ( $data = fread($fp, $this->maxlength) ) { + $results .= $data; + if ( + strlen($results) > $this->maxlength ) { + break; + } + } + + // gunzip + if ( $is_gzipped ) { + // per http://www.php.net/manual/en/function.gzencode.php + $results = substr($results, 10); + $results = gzinflate($results); + } + + if ($this->read_timeout > 0 && $this->_check_timeout($fp)) + { + $this->status=-100; + return false; + } + + // check if there is a a redirect meta tag + + if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]+URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match)) + { + $this->_redirectaddr = $this->_expandlinks($match[1],$URI); + } + + // have we hit our frame depth and is there frame src to fetch? + if(($this->_framedepth < $this->maxframes) && preg_match_all("'<frame\s+.*src[\s]*=[\'\"]?([^\'\"\>]+)'i",$results,$match)) + { + $this->results[] = $results; + for($x=0; $x<count($match[1]); $x++) + $this->_frameurls[] = $this->_expandlinks($match[1][$x],$URI_PARTS["scheme"]."://".$this->host); + } + // have we already fetched framed content? + elseif(is_array($this->results)) + $this->results[] = $results; + // no framed content + else + $this->results = $results; + + return true; + } + +/*======================================================================*\ + Function: _httpsrequest + Purpose: go get the https data from the server using curl + Input: $url the url to fetch + $URI the full URI + $body body contents to send if any (POST) + Output: +\*======================================================================*/ + + function _httpsrequest($url,$URI,$http_method,$content_type="",$body="") + { + if($this->passcookies && $this->_redirectaddr) + $this->setcookies(); + + $headers = array(); + + $URI_PARTS = parse_url($URI); + if(empty($url)) + $url = "/"; + // GET ... header not needed for curl + //$headers[] = $http_method." ".$url." ".$this->_httpversion; + if(!empty($this->agent)) + $headers[] = "User-Agent: ".$this->agent; + if(!empty($this->host)) + $headers[] = "Host: ".$this->host; + if(!empty($this->accept)) + $headers[] = "Accept: ".$this->accept; + if(!empty($this->referer)) + $headers[] = "Referer: ".$this->referer; + if(!empty($this->cookies)) + { + if(!is_array($this->cookies)) + $this->cookies = (array)$this->cookies; + + reset($this->cookies); + if ( count($this->cookies) > 0 ) { + $cookie_str = 'Cookie: '; + foreach ( $this->cookies as $cookieKey => $cookieVal ) { + $cookie_str .= $cookieKey."=".urlencode($cookieVal)."; "; + } + $headers[] = substr($cookie_str,0,-2); + } + } + if(!empty($this->rawheaders)) + { + if(!is_array($this->rawheaders)) + $this->rawheaders = (array)$this->rawheaders; + while(list($headerKey,$headerVal) = each($this->rawheaders)) + $headers[] = $headerKey.": ".$headerVal; + } + if(!empty($content_type)) { + if ($content_type == "multipart/form-data") + $headers[] = "Content-type: $content_type; boundary=".$this->_mime_boundary; + else + $headers[] = "Content-type: $content_type"; + } + if(!empty($body)) + $headers[] = "Content-length: ".strlen($body); + if(!empty($this->user) || !empty($this->pass)) + $headers[] = "Authorization: BASIC ".base64_encode($this->user.":".$this->pass); + + for($curr_header = 0; $curr_header < count($headers); $curr_header++) { + $cmdline_params .= " -H \"".$headers[$curr_header]."\""; + } + + if(!empty($body)) + $cmdline_params .= " -d \"$body\""; + + if($this->read_timeout > 0) + $cmdline_params .= " -m ".$this->read_timeout; + + $headerfile = uniqid(time()); + + # accept self-signed certs + $cmdline_params .= " -k"; + exec($this->curl_path." -D \"/tmp/$headerfile\"".escapeshellcmd($cmdline_params)." ".escapeshellcmd($URI),$results,$return); + + if($return) + { + $this->error = "Error: cURL could not retrieve the document, error $return."; + return false; + } + + + $results = implode("\r\n",$results); + + $result_headers = file("/tmp/$headerfile"); + + $this->_redirectaddr = false; + unset($this->headers); + + for($currentHeader = 0; $currentHeader < count($result_headers); $currentHeader++) + { + + // if a header begins with Location: or URI:, set the redirect + if(preg_match("/^(Location: |URI: )/i",$result_headers[$currentHeader])) + { + // get URL portion of the redirect + preg_match("/^(Location: |URI:)(.*)/",chop($result_headers[$currentHeader]),$matches); + // look for :// in the Location header to see if hostname is included + if(!preg_match("|\:\/\/|",$matches[2])) + { + // no host in the path, so prepend + $this->_redirectaddr = $URI_PARTS["scheme"]."://".$this->host.":".$this->port; + // eliminate double slash + if(!preg_match("|^/|",$matches[2])) + $this->_redirectaddr .= "/".$matches[2]; + else + $this->_redirectaddr .= $matches[2]; + } + else + $this->_redirectaddr = $matches[2]; + } + + if(preg_match("|^HTTP/|",$result_headers[$currentHeader])) + { + $this->response_code = $result_headers[$currentHeader]; + if(preg_match("|^HTTP/[^\s]*\s(.*?)\s|",$this->response_code, $match)) + { + $this->status= $match[1]; + } + } + $this->headers[] = $result_headers[$currentHeader]; + } + + // check if there is a a redirect meta tag + + if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]+URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match)) + { + $this->_redirectaddr = $this->_expandlinks($match[1],$URI); + } + + // have we hit our frame depth and is there frame src to fetch? + if(($this->_framedepth < $this->maxframes) && preg_match_all("'<frame\s+.*src[\s]*=[\'\"]?([^\'\"\>]+)'i",$results,$match)) + { + $this->results[] = $results; + for($x=0; $x<count($match[1]); $x++) + $this->_frameurls[] = $this->_expandlinks($match[1][$x],$URI_PARTS["scheme"]."://".$this->host); + } + // have we already fetched framed content? + elseif(is_array($this->results)) + $this->results[] = $results; + // no framed content + else + $this->results = $results; + + unlink("/tmp/$headerfile"); + + return true; + } + +/*======================================================================*\ + Function: setcookies() + Purpose: set cookies for a redirection +\*======================================================================*/ + + function setcookies() + { + for($x=0; $x<count($this->headers); $x++) + { + if(preg_match("/^set-cookie:[\s]+([^=]+)=([^;]+)/i", $this->headers[$x],$match)) + $this->cookies[$match[1]] = $match[2]; + } + } + + +/*======================================================================*\ + Function: _check_timeout + Purpose: checks whether timeout has occurred + Input: $fp file pointer +\*======================================================================*/ + + function _check_timeout($fp) + { + if ($this->read_timeout > 0) { + $fp_status = socket_get_status($fp); + if ($fp_status["timed_out"]) { + $this->timed_out = true; + return true; + } + } + return false; + } + +/*======================================================================*\ + Function: _connect + Purpose: make a socket connection + Input: $fp file pointer +\*======================================================================*/ + + function _connect(&$fp) + { + if(!empty($this->proxy_host) && !empty($this->proxy_port)) + { + $this->_isproxy = true; + $host = $this->proxy_host; + $port = $this->proxy_port; + } + else + { + $host = $this->host; + $port = $this->port; + } + + $this->status = 0; + + if($fp = fsockopen( + $host, + $port, + $errno, + $errstr, + $this->_fp_timeout + )) + { + // socket connection succeeded + + return true; + } + else + { + // socket connection failed + $this->status = $errno; + switch($errno) + { + case -3: + $this->error="socket creation failed (-3)"; + case -4: + $this->error="dns lookup failure (-4)"; + case -5: + $this->error="connection refused or timed out (-5)"; + default: + $this->error="connection failed (".$errno.")"; + } + return false; + } + } +/*======================================================================*\ + Function: _disconnect + Purpose: disconnect a socket connection + Input: $fp file pointer +\*======================================================================*/ + + function _disconnect($fp) + { + return(fclose($fp)); + } + + +/*======================================================================*\ + Function: _prepare_post_body + Purpose: Prepare post body according to encoding type + Input: $formvars - form variables + $formfiles - form upload files + Output: post body +\*======================================================================*/ + + function _prepare_post_body($formvars, $formfiles) + { + settype($formvars, "array"); + settype($formfiles, "array"); + + if (count($formvars) == 0 && count($formfiles) == 0) + return; + + switch ($this->_submit_type) { + case "application/x-www-form-urlencoded": + reset($formvars); + while(list($key,$val) = each($formvars)) { + if (is_array($val) || is_object($val)) { + while (list($cur_key, $cur_val) = each($val)) { + $postdata .= urlencode($key)."[]=".urlencode($cur_val)."&"; + } + } else + $postdata .= urlencode($key)."=".urlencode($val)."&"; + } + break; + + case "multipart/form-data": + $this->_mime_boundary = "Snoopy".md5(uniqid(microtime())); + + reset($formvars); + while(list($key,$val) = each($formvars)) { + if (is_array($val) || is_object($val)) { + while (list($cur_key, $cur_val) = each($val)) { + $postdata .= "--".$this->_mime_boundary."\r\n"; + $postdata .= "Content-Disposition: form-data; name=\"$key\[\]\"\r\n\r\n"; + $postdata .= "$cur_val\r\n"; + } + } else { + $postdata .= "--".$this->_mime_boundary."\r\n"; + $postdata .= "Content-Disposition: form-data; name=\"$key\"\r\n\r\n"; + $postdata .= "$val\r\n"; + } + } + + reset($formfiles); + while (list($field_name, $file_names) = each($formfiles)) { + settype($file_names, "array"); + while (list(, $file_name) = each($file_names)) { + if (!is_readable($file_name)) continue; + + $fp = fopen($file_name, "r"); + $file_content = fread($fp, filesize($file_name)); + fclose($fp); + $base_name = basename($file_name); + + $postdata .= "--".$this->_mime_boundary."\r\n"; + $postdata .= "Content-Disposition: form-data; name=\"$field_name\"; filename=\"$base_name\"\r\n\r\n"; + $postdata .= "$file_content\r\n"; + } + } + $postdata .= "--".$this->_mime_boundary."--\r\n"; + break; + } + + return $postdata; + } +} + +?> Property changes on: website/extlib/Snoopy.class.inc ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/frame.php =================================================================== --- website/frame.php (rev 0) +++ website/frame.php 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,15 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/xhtml1-frameset.dtd"> + +<body> + <?php + + require_once('layout.inc'); + echo "<br/><br/>"; + echo "<table width=\"90%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">\n"; + addFrameEntry("News", "news.php"); + addFrameEntry("About", "about.php"); + addFrameEntry("Downloads", "downloads.php"); + addFrameEntry("Screenshots", "screenshots.php"); + echo "</table>"; + ?> +</body> \ No newline at end of file Property changes on: website/frame.php ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/images/menu.png =================================================================== (Binary files differ) Property changes on: website/images/menu.png ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/menu.svg =================================================================== (Binary files differ) Property changes on: website/images/menu.svg ___________________________________________________________________ Name: svn:mime-type + image/svg+xml Added: website/images/menu_background.png =================================================================== (Binary files differ) Property changes on: website/images/menu_background.png ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/menu_left.png =================================================================== (Binary files differ) Property changes on: website/images/menu_left.png ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/menu_right.png =================================================================== (Binary files differ) Property changes on: website/images/menu_right.png ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/octavius_apteryx.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/octavius_apteryx.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/octavius_phoenix.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/octavius_phoenix.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/quantar_storm.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/quantar_storm.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/quantar_typhoon.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/quantar_typhoon.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/solrain_intensity.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/solrain_intensity.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/solrain_pioneer.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/solrain_pioneer.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/images/screenshots/solrain_premia.jpg =================================================================== (Binary files differ) Property changes on: website/images/screenshots/solrain_premia.jpg ___________________________________________________________________ Name: svn:mime-type + application/octet-stream Added: website/index.html =================================================================== --- website/index.html (rev 0) +++ website/index.html 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,10 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/xhtml1-frameset.dtd"> + +<head> + <title>Opengate</title> +</head> + +<frameset cols="186,*" border="0"> + <frame src="frame.php" name="links" noresize scrolling="no" marginwidth="0" marginheight="0" /> + <frame src="news.php" name="rechts" marginwidth="0" marginheight="0" /> +</frameset> \ No newline at end of file Property changes on: website/index.html ___________________________________________________________________ Name: svn:mime-type + text/html Name: svn:eol-style + native Added: website/layout.inc =================================================================== --- website/layout.inc (rev 0) +++ website/layout.inc 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,48 @@ +<?php +/* + * Project: Opengate: a Jumpgate remake + * File: layout.inc, file containing functions for + * the website design + * Author: Christoph Brill <eg...@us...> + * Version: 0.01 + * License: GPL-2 + * + * The lastest version of Opengate can be obtained from: + * http://opengate.sourceforge.net + * + * For questions, help, comments, discussion, etc., please join the + * Magpie mailing list: + * http://lists.sourceforge.net/lists/listinfo/opengate-devel + * + */ + +function addMenuHeader($title, $url, $date) { + echo "<td height=\"50\" width=\"10\"><img src=\"images/menu_left.png\" alt=\"\" height=\"50\" width=\"10\"></td> + <td style=\"background-image:url(images/menu_background.png)\"><a href=\"$url\">$title</a></td> + <td style=\"background-image:url(images/menu_background.png)\">$published</td> + <td height=\"50\" width=\"4\"><img src=\"images/menu_right.png\" alt=\"\" height=\"50\" width=\"4\"></td> + "; +} + +function addFrameEntry($entry, $url) { + echo "<tr> + <td height=\"50\" width=\"10\"><img src=\"images/menu_left.png\" alt=\"\" height=\"50\" width=\"10\"></td> + <td style=\"background-image:url(images/menu_background.png)\"><a href=\"$url\" target=\"rechts\">$entry</a></td> + <td height=\"50\" width=\"4\"><img src=\"images/menu_right.png\" alt=\"\" height=\"50\" width=\"4\"></td> + </tr> + "; +} + +function addTrenner($name) { + echo "<table width=\"95%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"> + <tr> + <td height=\"50\" width=\"10\"><img src=\"images/menu_left.png\" alt=\"\" height=\"50\" width=\"10\"></td> + <td style=\"background-image:url(images/menu_background.png)\">$name</td> + <td height=\"50\" width=\"4\"><img src=\"images/menu_right.png\" alt=\"\" height=\"50\" width=\"4\"></td> + </tr> + </table> + <br> + "; +} + +?> Property changes on: website/layout.inc ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/news.php =================================================================== --- website/news.php (rev 0) +++ website/news.php 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,31 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> + +<body> + <?php + require_once('rss_fetch.inc'); + require_once('layout.inc'); + + $url = 'http://sourceforge.net/export/rss2_projnews.php?group_id=163481&rss_fulltext=1'; + $rss = fetch_rss($url); + + echo "<h1>News</h1><br>"; + foreach ($rss->items as $item ) { + $title = $item['title']; + $description = $item['description']; + $url = $item['link']; + $published = strtotime($item['pubdate']); + + + + echo "<table width=\"95%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"> + <tr>"; + addMenuHeader($title, $url, $published); + echo "</tr> + <tr> + <td colspan=\"2\">$description</td> + </tr> + </table><br/><br/><br/>\n"; + + } + ?> +</body> \ No newline at end of file Property changes on: website/news.php ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/rss_cache.inc =================================================================== --- website/rss_cache.inc (rev 0) +++ website/rss_cache.inc 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,200 @@ +<?php +/* + * Project: MagpieRSS: a simple RSS integration tool + * File: rss_cache.inc, a simple, rolling(no GC), cache + * for RSS objects, keyed on URL. + * Author: Kellan Elliott-McCrea <ke...@pr...> + * Version: 0.51 + * License: GPL + * + * The lastest version of MagpieRSS can be obtained from: + * http://magpierss.sourceforge.net + * + * For questions, help, comments, discussion, etc., please join the + * Magpie mailing list: + * http://lists.sourceforge.net/lists/listinfo/magpierss-general + * + */ + +class RSSCache { + var $BASE_CACHE = './cache'; // where the cache files are stored + var $MAX_AGE = 3600; // when are files stale, default one hour + var $ERROR = ""; // accumulate error messages + + function RSSCache ($base='', $age='') { + if ( $base ) { + $this->BASE_CACHE = $base; + } + if ( $age ) { + $this->MAX_AGE = $age; + } + + // attempt to make the cache directory + if ( ! file_exists( $this->BASE_CACHE ) ) { + $status = @mkdir( $this->BASE_CACHE, 0755 ); + + // if make failed + if ( ! $status ) { + $this->error( + "Cache couldn't make dir '" . $this->BASE_CACHE . "'." + ); + } + } + } + +/*=======================================================================*\ + Function: set + Purpose: add an item to the cache, keyed on url + Input: url from wich the rss file was fetched + Output: true on sucess +\*=======================================================================*/ + function set ($url, $rss) { + $this->ERROR = ""; + $cache_file = $this->file_name( $url ); + $fp = @fopen( $cache_file, 'w' ); + + if ( ! $fp ) { + $this->error( + "Cache unable to open file for writing: $cache_file" + ); + return 0; + } + + + $data = $this->serialize( $rss ); + fwrite( $fp, $data ); + fclose( $fp ); + + return $cache_file; + } + +/*=======================================================================*\ + Function: get + Purpose: fetch an item from the cache + Input: url from wich the rss file was fetched + Output: cached object on HIT, false on MISS +\*=======================================================================*/ + function get ($url) { + $this->ERROR = ""; + $cache_file = $this->file_name( $url ); + + if ( ! file_exists( $cache_file ) ) { + $this->debug( + "Cache doesn't contain: $url (cache file: $cache_file)" + ); + return 0; + } + + $fp = @fopen($cache_file, 'r'); + if ( ! $fp ) { + $this->error( + "Failed to open cache file for reading: $cache_file" + ); + return 0; + } + + if ($filesize = filesize($cache_file) ) { + $data = fread( $fp, filesize($cache_file) ); + $rss = $this->unserialize( $data ); + + return $rss; + } + + return 0; + } + +/*=======================================================================*\ + Function: check_cache + Purpose: check a url for membership in the cache + and whether the object is older then MAX_AGE (ie. STALE) + Input: url from wich the rss file was fetched + Output: cached object on HIT, false on MISS +\*=======================================================================*/ + function check_cache ( $url ) { + $this->ERROR = ""; + $filename = $this->file_name( $url ); + + if ( file_exists( $filename ) ) { + // find how long ago the file was added to the cache + // and whether that is longer then MAX_AGE + $mtime = filemtime( $filename ); + $age = time() - $mtime; + if ( $this->MAX_AGE > $age ) { + // object exists and is current + return 'HIT'; + } + else { + // object exists but is old + return 'STALE'; + } + } + else { + // object does not exist + return 'MISS'; + } + } + + function cache_age( $cache_key ) { + $filename = $this->file_name( $url ); + if ( file_exists( $filename ) ) { + $mtime = filemtime( $filename ); + $age = time() - $mtime; + return $age; + } + else { + return -1; + } + } + +/*=======================================================================*\ + Function: serialize +\*=======================================================================*/ + function serialize ( $rss ) { + return serialize( $rss ); + } + +/*=======================================================================*\ + Function: unserialize +\*=======================================================================*/ + function unserialize ( $data ) { + return unserialize( $data ); + } + +/*=======================================================================*\ + Function: file_name + Purpose: map url to location in cache + Input: url from wich the rss file was fetched + Output: a file name +\*=======================================================================*/ + function file_name ($url) { + $filename = md5( $url ); + return join( DIRECTORY_SEPARATOR, array( $this->BASE_CACHE, $filename ) ); + } + +/*=======================================================================*\ + Function: error + Purpose: register error +\*=======================================================================*/ + function error ($errormsg, $lvl=E_USER_WARNING) { + // append PHP's error message if track_errors enabled + if ( isset($php_errormsg) ) { + $errormsg .= " ($php_errormsg)"; + } + $this->ERROR = $errormsg; + if ( MAGPIE_DEBUG ) { + trigger_error( $errormsg, $lvl); + } + else { + error_log( $errormsg, 0); + } + } + + function debug ($debugmsg, $lvl=E_USER_NOTICE) { + if ( MAGPIE_DEBUG ) { + $this->error("MagpieRSS [debug] $debugmsg", $lvl); + } + } + +} + +?> Property changes on: website/rss_cache.inc ___________________________________________________________________ Name: svn:mime-type + text/plain Name: svn:eol-style + native Added: website/rss_fetch.inc =================================================================== --- website/rss_fetch.inc (rev 0) +++ website/rss_fetch.inc 2006-03-31 22:22:58 UTC (rev 3) @@ -0,0 +1,458 @@ +<?php +/* + * Project: MagpieRSS: a simple RSS integration tool + * File: rss_fetch.inc, a simple functional interface + to fetching and parsing RSS files, via the + function fetch_rss() + * Author: Kellan Elliott-McCrea <ke...@pr...> + * License: GPL + * + * The lastest version of MagpieRSS can be obtained from: + * http://magpierss.sourceforge.net + * + * For questions, help, comments, discussion, etc., please join the + * Magpie mailing list: + * mag...@li... + * + */ + +// Setup MAGPIE_DIR for use on hosts that don't include +// the current path in include_path. +// with thanks to rajiv and smarty +if (!defined('DIR_SEP')) { + define('DIR_SEP', DIRECTORY_SEPARATOR); +} + +if (!defined('MAGPIE_DIR')) { + define('MAGPIE_DIR', dirname(__FILE__) . DIR_SEP); +} + +require_once( MAGPIE_DIR . 'rss_parse.inc' ); +require_once( MAGPIE_DIR . 'rss_cache.inc' ); + +// for including 3rd party libraries +define('MAGPIE_EXTLIB', MAGPIE_DIR . 'extlib' . DIR_SEP); +require_once( MAGPIE_EXTLIB . 'Snoopy.class.inc'); + + +/* + * CONSTANTS - redefine these in your script to change the + * behaviour of fetch_rss() currently, most options effect the cache + * + * MAGPIE_CACHE_ON - Should Magpie cache parsed RSS objects? + * For me a built in cache was essential to creating a "PHP-like" + * feel to Magpie, see rss_cache.inc for rationale + * + * + * MAGPIE_CACHE_DIR - Where should Magpie cache parsed RSS objects? + * This should be a location that the webserver can write to. If this + * directory does not already exist Mapie will try to be smart and create + * it. This will often fail for permissions reasons. + * + * + * MAGPIE_CACHE_AGE - How long to store cached RSS objects? In seconds. + * + * + * MAGPIE_CACHE_FRESH_ONLY - If remote fetch fails, throw error + * instead of returning stale object? + * + * MAGPIE_DEBUG - Display debugging notices? + * +*/ + + +/*=======================================================================*\ + Function: fetch_rss: + Purpose: return RSS object for the give url + maintain the cache + Input: url of RSS file + Output: parsed RSS object (see rss_parse.inc) + + NOTES ON CACHEING: + If caching is on (MAGPIE_CACHE_ON) fetch_rss will first check the cache. + + NOTES ON RETRIEVING REMOTE FILES: + If conditional gets are on (MAGPIE_CONDITIONAL_GET_ON) fetch_rss will + return a cached object, and touch the cache object upon recieving a + 304. + + NOTES ON FAILED REQUESTS: + If there is an HTTP error while fetching an RSS object, the cached + version will be return, if it exists (and if MAGPIE_CACHE_FRESH_ONLY is off) +\*=======================================================================*/ + +define('MAGPIE_VERSION', '0.72'); + +$MAGPIE_ERROR = ""; + +function fetch_rss ($url) { + // initialize constants + init(); + + if ( !isset($url) ) { + error("fetch_rss called without a url"); + return false; + } + + // if cache is disabled + if ( !MAGPIE_CACHE_ON ) { + // fetch file, and parse it + $resp = _fetch_remote_file( $url ); + if ( is_success( $resp->status ) ) { + return _response_to_rss( $resp ); + } + else { + error("Failed to fetch $url and cache is off"); + return false; + } + } + // else cache is ON + else { + // Flow + // 1. check cache + // 2. if there is a hit, make sure its fresh + // 3. if cached obj fails freshness check, fetch remote + // 4. if remote fails, return stale object, or error + + $cache = new RSSCache( MAGPIE_CACHE_DIR, MAGPIE_CACHE_AGE ); + + if (MAGPIE_DEBUG and $cache->ERROR) { + debug($cache->ERROR, E_USER_WARNING); + } + + + $cache_status = 0; // response of check_cache + $request_headers = array(); // HTTP headers to send with fetch + $rss = 0; // parsed RSS object + $errormsg = 0; // errors, if any + + // store parsed XML by desired output encoding + // as character munging happens at parse time + $cache_key = $url . MAGPIE_OUTPUT_ENCODING; + + if (!$cache->ERROR) { + // return cache HIT, MISS, or STALE + $cache_status = $cache->check_cache( $cache_key); + } + + // if object cached, and cache is fresh, return cached obj + if ( $cache_status == 'HIT' ) { + $rss = $cache->get( $cache_key ); + if ( isset($rss) and $rss ) { + // should be cache age + $rss->from_cache = 1; + if ( MAGPIE_DEBUG > 1) { + debug("MagpieRSS: Cache HIT", E_USER_NOTICE); + } + return $rss; + } + } + + // else attempt a conditional get + + // setup headers + if ( $cache_status == 'STALE' ) { + $rss = $cache->get( $cache_key ); + if ( $rss and $rss->etag and $rss->last_modified ) { + $request_headers['If-None-Match'] = $rss->etag; + $request_headers['If-Last-Modified'] = $rss->last_modified; + } + } + + $resp = _fetch_remote_file( $url, $request_headers ); + + if (isset($resp) and $resp) { + if ($resp->status == '304' ) { + // we have the most current copy + if ( MAGPIE_DEBUG > 1) { + debug("Got 304 for $url"); + } + // reset cache on 304 (at minutillo insistent prodding) + $cache->set($cache_key, $rss); + return $rss; + } + elseif ( is_success( $resp->status ) ) { + $rss = _response_to_rss( $resp ); + if ( $rss ) { + if (MAGPIE_DEBUG > 1) { + debug("Fetch successful"); + } + // add object to cache + $cache->set( $cache_key, $rss ); + return $rss; + } + } + else { + $errormsg = "Failed to fetch $url "; + if ( $resp->status == '-100' ) { + $errormsg .= "(Request timed out after " . MAGPIE_FETCH_TIME_OUT . " seconds)"; + } + elseif ( $resp->error ) { + # compensate for Snoopy's annoying habbit to tacking + # on '\n' + $http_error = substr($resp->error, 0, -2); + $errormsg .= "(HTTP Error: $http_error)"; + } + else { + $errormsg .= "(HTTP Response: " . $resp->response_code .')'; + } + } + } + else { + $errormsg = "Unable to retrieve RSS file for unknown reasons."; + } + + // else fetch failed + + // attempt to return cached object + if ($rss) { + if ( MAGPIE_DEBUG ) { + debug("Returning STALE object for $url"); + } + return $rss; + } + + // else we totally failed + error( $errormsg ); + + return false; + + } // end if ( !MAGPIE_CACHE_ON ) { +} // end fetch_rss() + +/*=======================================================================*\ + Function: error + Purpose: set MAGPIE_ERROR, and trigger error +\*=======================================================================*/ + +function error ($errormsg, $lvl=E_USER_WARNING) { + global $MAGPIE_ERROR; + + // append PHP's error message if track_errors enabled + if ( isset($php_errormsg) ) { + $errormsg .= " ($php_errormsg)"; + } + if ( $errormsg ) { + $errormsg = "MagpieRSS: $errormsg"; + $MAGPIE_ERROR = $errormsg; + trigger_error( $errormsg, $lvl); + } +} + +function debug ($debugmsg, $lvl=E_USER_NOTICE) { + trigger_error("MagpieRSS [debug] $debugmsg", $lvl); +} + +/*=======================================================================*\ + Function: magpie_error + Purpose: accessor for the magpie error variable +\*=======================================================================*/ +function magpie_error ($errormsg="") { + global $MAGPIE_ERROR; + + if ( isset($errormsg) and $errormsg ) { + $MAGPIE_ERROR = $errormsg; + } + + return $MAGPIE_ERROR; +} + +/*=======================================================================*\ + Function: _fetch_remote_file + Purpose: retrieve an arbitrary remote file + Input: url of the remote file + headers to send along with the request (optional) + Output: an HTTP response object (see Snoopy.class.inc) +\*=======================================================================*/ +function _fetch_remote_file ($url, $headers = "" ) { + // Snoopy is an HTTP client in PHP + $client = new Snoopy(); + $client->agent = MAGPIE_USER_AGENT; + $client->read_timeout = MAGPIE_FETCH_TIME_OUT; + $client->use_gzip = MAGPIE_USE_GZIP; + if (is_array($headers) ) { + $client->rawheaders = $headers; + } + + @$client->fetch($url); + return $client; + +} + +/*=======================================================================*\ + Function: _response_to_rss + Purpose: parse an HTTP response object into an RSS object + Input: an HTTP response object (see Snoopy) + Output: parsed RSS object (see rss_parse) +\*=======================================================================*/ +function _response_to_rss ($resp) { + $rss = new MagpieRSS( $resp->results, MAGPIE_OUTPUT_ENCODING, MAGPIE_INPUT_ENCODING, MAGPIE_DETECT_ENCODING ); + + // if RSS parsed successfully + if ( $rss and !$rss->ERROR) { + + // find Etag, and Last-Modified + foreach($resp->headers as $h) { + // 2003-03-02 - Nicola Asuni (www.tecnick.com) - fixed bug "Undefined offset: 1" + if (strpos($h, ": ")) { + list($field, $val) = explode(": ", $h, 2); + } + else { + $field = $h; + $val = ""; + } + + if ( $field == 'ETag' ) { + $rss->etag = $val; + } + + if ( $field == 'Last-Modified' ) { + $rss->last_modified = $val; + } + } + + return $rss; + } // else construct error message + else { + $errormsg = "Failed to parse RSS file."; + + if ($rss) { + $errormsg .= " (" . $rss->ERROR . ")"; + } + error($errormsg); + + return false; + } // end if ($rss and !$rss->error) +} + +/*=======================================================================*\ + Function: init + Purpose: setup constants with default values + check for user overrides +\*=======================================================================*/ +function init () { + if ( defined('MAGPIE_INITALIZED') ) { + return; + } + else { + define('MAGPIE_INITALIZED', true); + } + + if ( !defined('MAGPIE_CACHE_ON') ) { + define('MAGPIE_CACHE_ON', true); + } + + if ( !defined('MAGPIE_CACHE_DIR') ) { + define('MAGPIE_CACHE_DIR', './cache'); + } + + if ( !defined('MAGPIE_CACHE_AGE') ) { + define('MAGPIE_CACHE_AGE', 60*60); // one hour + } + + if ( !defined('MAGPIE_CACHE_FRESH_ONLY') ) { + define('MAGPIE_CACHE_FRESH_ONLY', false); + } + + if ( !defined('MAGPIE_OUTPUT_ENCODING') ) { + define('MAGPIE_OUTPUT_ENCODING', 'ISO-8859-1'); + } + + if ( !defined('MAGPIE_INPUT_ENCODING') ) { + define('MAGPIE_INPUT_ENCODING', null); + } + + if ( !defined('MAGPIE_DETECT_ENCODING') ) { + define('MAGPIE_DETECT_ENCODING', true); + } + + if ( !defined('MAGPIE_DEBUG') ) { + define('MAGPIE_DEBUG', 0); + } + + if ( !defined('MAGPIE_USER_AGENT') ) { + $ua = 'MagpieRSS/'. MAGPIE_VERSION . ' (+http://magpierss.sf.net'; + + if ( MAGPIE_CACHE_ON ) { + $ua = $ua . ')'; + } + else { + $ua = $ua . '; No cache)'; + } + + define('MAGPIE_USER_AGENT', $ua); + } + + if ( !defined('MAGPIE_FETCH_TIME_OUT') ) { + define('MAGPIE_FETCH_TIME_OUT', 5); // 5 second timeout + } + + // use gzip encoding to fetch rss files if supported? + if ( !defined('MAGPIE_USE_GZIP') ) { + define('MAGPIE_USE_GZIP', true); + } +} + +// NOTE: the following code should really be in Snoopy, or at least +// somewhere other then rss_fetch! + +/*=======================================================================*\ + HTTP STATUS CODE PREDICATES... [truncated message content] |
