<?php
/********************************************************************************
* include/posts.inc.php : class for posts
* -----------------------
*
* This file is part of the banana distribution
* Copyright: See COPYING files that comes with this distribution
********************************************************************************/

/** class for posts
 */

class NNTPPost {
    /** headers */
    var $headers;
    /** body */
    var $body;

    /** constructor
     * @param $_nntp RESOURCE handle to NNTP socket
     * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case)  
     */
    function NNTPPost(&$_nntp, $_id) {
        $this->headers = new headers($_nntp, $_id);
        if (!$this->headers) {
            $this = null;
            return false;
        }
        $this->body = join("\n", $_nntp->body($_id));
        if (isset($this->headers->contentencoding) && preg_match("/base64/", $this->headers->contentencoding)) {
            $this->body = base64_decode($this->body);
        }
        if (isset($this->headers->contentencoding) && preg_match("/quoted-printable/", $this->headers->contentencoding)) {
            $this->body = quoted_printable_decode($this->body);
        }
        if (preg_match('!charset=([^;]*);!', $this->headers->contenttype, $matches)) {
            $this->body = iconv($matches[1], 'iso-8859-1', $this->body);
        }
    }
}

/** class for headers
 */

class Headers {
    /** MSGNUM : *local* spool id */
    var $nb;            // numéro du post
    /** MSGID : Message-ID */
    var $msgid;         // Message-ID
    /** From header */
    var $from;          // From
    /** Name (if present in From header) */
    var $name;
    /** Mail (in From header) */
    var $mail;
    /** Subject header */
    var $subject;       // Subject
    /** Newsgroup¨ header */
    var $newsgroups;    // Newsgroups
    /** Followup-To header */
    var $followup;
    /** Content-Type header */
    var $contenttype;
    /** Content-Transfer-Encoding header */
    var $contentencoding;
    /** Date header */
    var $date;
    /** Organization header */
    var $organization;
    /** References header */
    var $references;

    /** constructor
     * @param $_nntp RESOURCE handle to NNTP socket
     * @param $_id STRING MSGNUM or MSGID
     */

    function headers(&$_nntp, $_id) {
        global $news;
        $hdrs = $_nntp->head($_id);
        if (!$hdrs) {
            $this = null;
            return false;
        }
        // parse headers
        foreach ($hdrs as $line) {
            if (preg_match("/^[\t\r ]+/", $line)) {
                $line = ($lasthdr=="X-Face"?"":" ").ltrim($line);
                if (in_array($lasthdr, array_keys($news['head'])))  {
                    $this->{$news['head'][$lasthdr]} .= $line;
                }
            } else {
                list($hdr, $val) = split(":[ \t\r]*", $line, 2);
                if (in_array($hdr, array_keys($news['head']))) {
                    $this->{$news['head'][$hdr]} = $val;
                }
                $lasthdr = $hdr;
            }
        }
        // decode headers
        foreach ($news['hdecode'] as $hdr) {
            if (isset($this->$hdr)) {
                $this->$hdr = headerDecode($this->$hdr);
            }
        }
        // sets name and mail
        $this->name = $this->from;
        $this->mail = $this->from;
        if (preg_match("/(.*)<(.*)@(.*)>/", $val, $match)) {
            $this->name = str_replace("\"", "", trim($match[1]));
            $this->mail = $match[2]."@".$match[3];
        }
        if (preg_match("/([\w\.]+)@([\w\.]+) \((.*)\)/", $val, $match)) {
            $this->name = trim($match[3]);
            $this->mail = $match[1]."@".$match[2];
        }
        $this->nb       = $_id;
        $retour->numerr = 0;
    }
}

?>