exported from svn
This commit is contained in:
Jeena
commit
03995d3bc6
85 changed files with 14765 additions and 0 deletions
244
xmlrpc.php
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244
xmlrpc.php
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<?php # A class for getting and sending Pingbacks
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$HTTP_RAW_POST_DATA = trim($HTTP_RAW_POST_DATA);
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if(!defined('JLOG_BASEPATH')) require_once('.'.DIRECTORY_SEPARATOR.'scripts'.DIRECTORY_SEPARATOR.'prepend.inc.php');
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require_once(JLOG_BASEPATH.'scripts'.DIRECTORY_SEPARATOR.'ixr-library.inc.php');
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require_once(JLOG_BASEPATH.'scripts'.DIRECTORY_SEPARATOR.'jlogHTTP_Request.php');
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if(defined("JLOG_ADMIN") === false) {
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function ping($args) {
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$pingback = new Jlog_GetPingback(JLOG_DB_CONTENT, JLOG_DB_COMMENTS, JLOG_PATH, new_sid());
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$pingback->get_ping($args);
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if($pingback->validate()) {
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$pingback->write_to_db();
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return "Thanks for your ping.";
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}
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}
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$server = new IXR_Server(array('pingback.ping' => 'ping'));
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}
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class Jlog_GetPingback {
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var $errors = array(); // array
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var $method = ""; // string
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var $sourceURI = ""; // string
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var $targetURI = array(); // array incl: orginal, parsed [array from parse_url()], y, m, url
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var $title = ""; // string
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var $sid = ""; // string
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function Jlog_GetPingback($db_content, $db_comments, $path, $sid = NULL) {
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$this->db_content = $db_content;
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$this->db_comments = $db_comments;
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$this->path = $path;
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if($sid != NULL) $this->sid = $sid;
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}
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function get_ping($uris) {
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$ymurls = array();
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$tmp_host_got = "";
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$tmp_host_path_parsed = array();
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$tmp_host_path = "";
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$this->sourceURI = trim($uris[0]);
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$this->targetURI['orginal'] = trim(str_replace(array('"','<', '>', '&'), array('"', '<', '>', '&'), $uris[1]));
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$this->targetURI['parsed'] = parse_url($this->targetURI['orginal']);
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$tmp_host_got = str_replace('www.', '', $this->targetURI['parsed']['host']).$this->targetURI['parsed']['path'];
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$tmp_host_path_parsed = parse_url($this->path);
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$tmp_host_path = str_replace('www.', '', $tmp_host_path_parsed['host']).'/log.php';
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if(!empty($this->targetURI['parsed']['query']) AND ($tmp_host_got == $tmp_host_path)) {
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$ymurls = explode('&', $this->targetURI['parsed']['query']);
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$this->_counter = count($ymurls);
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foreach($ymurls AS $ymurl) {
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if(substr($ymurl, 0, 2) == 'y=') $this->targetURI['y'] = substr($ymurl, 2);
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elseif(substr($ymurl, 0, 2) == 'm=') $this->targetURI['m'] = substr($ymurl, 2);
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elseif(substr($ymurl, 0, 4) == 'url=') $this->targetURI['url'] = substr($ymurl, 4);
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}
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}
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else {
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### Plugin Hook
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global $plugins;
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$tmp_URI = $plugins->callHook('xmlrpcPermalink', $this->targetURI['orginal']);
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$regex = "#^".$this->path."/([0-9]{4})/?([0-9]{2})/?([a-z0-9_\-]+)$#";
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preg_match($regex, $tmp_URI, $matches);
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$this->targetURI['y'] = $matches[1];
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$this->targetURI['m'] = $matches[2];
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$this->targetURI['url'] = $matches[3];
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}
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}
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function validate() {
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if(!strpos($this->targetURI['orginal'], str_replace(array('http://', 'https://'), '', str_replace('www.', '', $this->path))))
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$this->send_error(0, 'Target URI ('.$this->targetURI['orginal'].') is not this page: '.$this->path);
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// is there such a post?
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$sql = "SELECT id, allowpingback FROM ".$this->db_content." WHERE
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YEAR(date) = '".escape_for_mysql($this->targetURI['y'])."' AND
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MONTH(date) = '".escape_for_mysql($this->targetURI['m'])."' AND
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url = '".escape_for_mysql($this->targetURI['url'])."' AND
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section = 'weblog'
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LIMIT 1";
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$blog = new Query($sql);
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if($blog->error()) $this->send_error(0, 'Could not read my database.');
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$blogrow = $blog->fetch();
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if($blog->numRows() != 1) $this->send_error(32, 'The specified target URI does not exist.'.$this->targetURI['orginal']);
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if($blogrow['allowpingback'] === 0) $this->send_error(33, 'The specified target URI cannot be used as a target. It it is not a pingback-enabled resource.');
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else $this->reference = $blogrow['id'];
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$s =& new HTTP_Request($this->sourceURI);
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if(PEAR::isError($s->sendRequest())) $this->send_error(16, 'The source URI does not exist.');
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else {
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$source = $s->getResponseBody();
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$source = strip_tags(str_replace('<!DOCTYPE','<DOCTYPE', $source), '<title><a>');
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if (!$this->isLinkInHTML($this->targetURI['orginal'], $source))
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$this->send_error(17, 'The source URI does not contain a link to the target URI, and so cannot be used as a source.');
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preg_match('|<title>([^<]*?)</title>|is', $source, $title);
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if(! $utf8 = preg_match ('/charset\s*=\s*utf-8/i', $s->getResponseHeader("Content-Type")))
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$utf8 = 'application/xhtml+xml' == strtolower(trim($s->getResponseHeader("Content-Type")));
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// since text in database is utf8 encoded, we need to *en*code the title to utf8 if it isn't already, not *de*code it
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$this->title = empty($title[1]) ? $this->sourceURI : html_entity_decode($utf8 ? $title[1] : utf8_encode($title[1]));
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}
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$sql = "SELECT COUNT(*) AS ping FROM ".$this->db_comments." WHERE
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reference = '".escape_for_mysql($blogrow['id'])."' AND
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homepage = '".escape_for_mysql($this->sourceURI)."' AND
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name = '".escape_for_mysql($this->title)."' AND
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type = 'pingback'
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LIMIT 1";
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$p = new Query($sql);
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if($p->error()) $this->send_error(0, 'Could not read my database.');
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$f = $p->fetch();
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if($f['ping'] > 0) $this->send_error(48, 'The pingback has already been registered.');
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if(count($this->errors) > 0) return false;
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else return true;
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}
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function write_to_db() {
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$sql = "INSERT INTO ".$this->db_comments." (
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sid,
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name,
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homepage,
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reference,
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date,
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type
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)
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VALUES (
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'".escape_for_mysql($this->sid)."',
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'".escape_for_mysql($this->title)."',
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'".escape_for_mysql($this->sourceURI)."',
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'".escape_for_mysql($this->reference)."',
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NOW(),
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'pingback'
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)";
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$ping = new Query($sql);
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if($ping->error()) $this->send_error(0, 'Could not write to database.');
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}
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function send_error($nr, $string) {
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$this->errors[] = $nr." ".$string;
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$error = new IXR_Error($nr, $string);
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$this->send_xml($error->getXml());
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}
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function get_errors() {
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return $this->errors;
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}
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function send_xml($xml) {
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header('Connection: close');
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header('Content-Length: '.strlen($xml));
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header('Content-Type: text/xml');
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header('Date: '.date('r'));
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echo $xml;
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exit;
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}
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function isLinkInHTML($search, $html) {
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preg_match_all('#<a[^>]+href\s*=\s*("([^"]+)"|\'([^\']+)\')[^>]*>(.+)</a>#Ui', $html, $matches);
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$links = array_unique(array_merge($matches[2], $matches[3]));
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foreach($links as $link) {
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if($search === str_replace('&', '&', $link)) return true;
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}
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return false;
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}
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}
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class Jlog_SendPingback {
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var $pageslinkedto = array();
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var $useragent = "";
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function Jlog_SendPingback($html, $pagelinkedfrom, $useragent) {
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// neet to prevent & in url
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$this->pagelinkedfrom = htmlspecialchars_decode($pagelinkedfrom);
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$this->useragent = $useragent;
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preg_match_all('#<a[^>]+href\s*=\s*("([^"]+)"|\'([^\']+)\')[^>]*>(.+)</a>#Ui', $html, $matches);
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$pageslinkedto = array();
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$pageslinkedto = array_unique(array_merge($matches[2], $matches[3]));
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$count = count($pageslinkedto);
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for($i = 0; $count > $i; $i++) {
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if(substr($pageslinkedto[$i], 0, 4) !== "http") unset($pageslinkedto[$i]);
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// htmlspecialchars_decode is easier than str_replace
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else $pageslinkedto[$i] = htmlspecialchars_decode($pageslinkedto[$i]);
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}
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$this->pageslinkedto = $pageslinkedto;
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}
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function doPingbacks() {
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foreach($this->pageslinkedto as $pagelinkedto) {
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$feedback[] = $this->send($pagelinkedto);
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}
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return $feedback;
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}
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function send($pagelinkedto) {
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$s =& new HTTP_Request($pagelinkedto);
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if(PEAR::isError($s->sendRequest())) return $pagelinkedto." — Error: The source URI does not exist.";
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else {
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$xmlrpcserver = $s->getResponseHeader("X-Pingback");
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if(!empty($xmlrpcserver));
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else {
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if(preg_match('<link rel="pingback" href="([^"]+)" ?/?>', $s->getResponseBody(), $matches)) {
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$xmlrpcserver = $matches[1];
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}
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else return $pagelinkedto." — This is not a pingback-enabled resource.";
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}
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$client = new IXR_Client($xmlrpcserver);
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$client->timeout = 3;
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$client->useragent = $this->useragent;
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// when set to true, this outputs debug messages by itself
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$client->debug = false;
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if (! $client->query('pingback.ping', $this->pagelinkedfrom, $pagelinkedto ) )
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return $pagelinkedto." — Error: ".$client->getErrorMessage();
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else return $pagelinkedto." — ".$client->getResponse();
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}
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}
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}
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?>
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