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<?php
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// $Id: ezmlm-threads.php,v 1.6 2008-08-25 15:19:15 alexandre_tb Exp $
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//
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// ezmlm-threads.php - ezmlm-php v2.0
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// --------------------------------------------------------------
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// Builds, maintains & displays thread caches
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// These cache files live in $ezmlm->tmpdir and are serialized
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// php objects that can be unserialized and displayed easily
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// --------------------------------------------------------------
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require_once("ezmlm.php");
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require_once("ezmlm-parser.php");
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require_once ('ezmlm-langue-fr.php');
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// CLASS: ezmlm_threads will build, maintain & display thread files (even if a thread is only 1 msg)
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class ezmlm_threads extends ezmlm_php {
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// load: this is the main function that should be called.
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// it first checks to see if the cache files are stale, if they are it calls build
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// other wise it loads them and calls display
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function load($month) {
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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$checksum = $this->tempdir . "/ezmlm-php-" . $this->listname . "-" . $month . "-" . "checksum";
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} else {
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$checksum = $this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month . "-" . "checksum";
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}
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$md5 = '' ;
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if (!is_file($checksum)) {
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$this->build($month);
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} else {
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$fd = fopen($checksum,"r");
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while (!preg_match('/^md5:/', $md5)) { $md5 = fgets($fd,4096); }
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fclose($fd);
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$md5 = rtrim(preg_replace('/^md5:/', '', $md5), "\n");
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if ($md5 != $this->md5_of_file($this->listdir . "/archive/threads/" . $month)) {
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print "<!-- $md5 ne " . $this->md5_of_file($this->listdir . "/archive/threads/" . $month) . " -->\n";
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$this->build($month);
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}
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}
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$html = $this->display($month);
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return $html ;
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}
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// display: this loads each cache file sequentially and displays the messages in them
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// there is no checking of checksum's done here so load() is the preferred method to
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// view the threads
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function display($month) {
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$html = '' ;
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$seq = 0;
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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$cache = $this->tempdir . "/ezmlm-php-" . $this->listname . "-" . $month;
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} else {
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$cache = $this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month;
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}
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// Le lien par date et par thread
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$html .= '[ '.$this->makelink('action=show_month&actionargs[]='.$month, 'par date').' ]' ;
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$months = array(1 => 'January', 2 => 'February', 3 => 'March', 4 => 'April', 5 => 'May', 6 => 'June', 7 => 'July', 8 => 'August',
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9 => 'September', 10 => 'October', 11 => 'November', 12 => 'December');
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// remplac� par le tableau globals $mois dans ezmlm.php
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$html .= '<h2>'.FIL_DE_DISCUSSION.' pour '.$GLOBALS['mois'][((int)substr($month,4,2) / 1) -1] .', ' . substr($month,0,4) . '</h2>'."\n";
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$html .= '<table class="table_cadre">'."\n";
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$html .= '<tr><th>Num</th><th>De</th><th>Sujet</th><th>Date</th></tr>'."\n";
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$html .= '<tr><td colspan="3"><hr /></td></tr>'."\n";
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$ctc .= 0;
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if (is_file($cache)) {
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include($cache);
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}
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$html .= '<tr><td colspan="3"></td></tr>'."\n";
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$html .= '</table>'."\n";
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return $html ;
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}
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function thread_to_html($thread) {
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$html = '';
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$lastdepth = -1;
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$ctc = 0 ;
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$thread_curr = $thread;
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$class = array ('ligne_paire', 'ligne_impaire') ;
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while ($thread_curr != NULL) {
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preg_match ('!/archive/([0-9]*)/([0-9]*)!', $thread_curr->file, $match) ;
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if (!isset($GLOBALS['fichiers_analyses'][$match[1]][$match[2]])) {
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$message = file_get_contents($this->listdir . "/archive/" . $msgdir . "/" . $msgfile) ;
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$mimeDecode = new Mail_mimeDecode($message) ;
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$mailDecode = $mimeDecode->decode() ;
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//$msg = new ezmlm_parser();
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//$msg->parse_file($this->listdir . $thread_curr->file, TRUE);
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} else {
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$mailDecode = $GLOBALS['fichiers_analyses'][$match[1]][$match[2]] ;
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}
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$actionargs = preg_split("/\//", $thread_curr->file);
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$html .= '<tr class="'.$class[$ctc].'">'."\n";
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$html .= '<td>'.$actionargs[2].$actionargs[3].'</td><td>';
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$html .= $this->makelink('action=show_author_msgs&actionargs[]='.
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$this->makehash($this->decode_iso($mailDecode->headers['from'])),$this->decode_iso($this->protect_email($mailDecode->headers['from'],TRUE)));
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$html .= '</td>'."\n";
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$html .= '<td><b>';
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//$html .= " <a name=\"" . urlencode($thread_curr->file) . "\">"; A quoi �a sert ?
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for ($i = 0; $i < $thread_curr->depth; $i++) {
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$html .= " ";
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}
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if (($this->thread_subjlen > 0) and (strlen($this->decode_iso($mailDecode->headers['subject'])) > $this->thread_subjlen)) {
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$subject = substr($this->decode_iso($mailDecode->headers['subject']), 0, ($this->thread_subjlen - 3 - ($thread_curr->depth * 2)));
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$subject = $subject . "...";
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} else {
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$subject = $this->decode_iso($mailDecode->headers['subject']);
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}
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$subject = preg_replace("/\[" . $this->listname . "\]/", "", $subject);
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$html .= $this->makelink("action=show_msg&actionargs[]=" . $actionargs[2] . "&actionargs[]=" . $actionargs[3], $subject);
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$html .= "</b></td>\n";
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$html .= '<td>' .$this->date_francaise($mailDecode->headers['date']).'</td>'."\n";
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$html .= "</tr>\n";
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$ctc++;
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if ($ctc == count($this->tablecolours)) { $ctc = 0; }
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$lastdepth = $thread_curr->depth;
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$thread_curr = $thread_curr->next;
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}
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$html .= '<tr><td colspan="3"><hr noshade size="1" /></td></tr>'."\n";
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return $html;
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}
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// build: takes one argument in the format YYYYMM and builds the thread cache file
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// for that month if the ezmlm thread file exists. The resulting cache file is then
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// stored in $this->tmpdir;
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function build($month) {
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if (!is_file($this->listdir . "/archive/threads/" . $month)) { return FALSE; }
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "-" . $month,"w+");
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} else {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month,"w+");
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}
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fclose($fd2);
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$i=0;
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// ouverture du fichier thread de ezmlm
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// Ils sont class�s mois par mois
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$fd1 = fopen($this->listdir . "/archive/threads/" . $month, "r");
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while (!feof($fd1)) {
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$line = fgets($fd1,4096);
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if (preg_match('/^[0-9]*\:[a-z]* \[.*/', $line)) {
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// valid ezmlm thread file entry
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// On place dans $subjectfile le chemin vers le fichier sujet
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$subjectfile = preg_replace("/^[0-9]*\:([a-z]*) \[.*/", "\\1", $line);
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$subjectfile = substr($subjectfile,0,2) . '/' . substr($subjectfile,2,18);
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$thread_head = NULL;
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$thread_curr = NULL;
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$thread_temp = NULL;
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$thread_depth = 1;
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if (!is_file($this->listdir . "/archive/subjects/" . $subjectfile)) { continue; }
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// on ouvre le fichier sujet
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// Celui-ci contient sur la premi�re ligne le hash du sujet puis le sujet
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// sur les autres lignes :
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// num_message:ann�emois:hash_auteur nom_auteur
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$fd2 = fopen($this->listdir . "/archive/subjects/" . $subjectfile, "r");
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while (!feof($fd2)) {
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$line2 = fgets($fd2,4096);
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if (preg_match('/^[0-9]/',$line2)) {
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$msgnum = preg_replace('/^([0-9]*):.*/', '\\1', $line2);
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$msgfile = $msgnum % 100;
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$msgdir = (int)($msgnum / 100);
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if ($msgfile < 10) { $msgfile = "0" . $msgfile; }
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//$msg = new ezmlm_parser();
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//$msg->parse_file_headers($this->listdir . "/archive/" . $msgdir . "/" . $msgfile, TRUE);
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$message = file_get_contents($this->listdir . "/archive/" . $msgdir . "/" . $msgfile) ;
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$mimeDecode = new Mail_mimeDecode($message) ;
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$mailDecode = $mimeDecode->decode() ;
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// On stocke le fichier analys�e pour r�utilisation ult�rieure
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$GLOBALS['fichiers_analyses'][$msgdir][$msgfile] = $mailDecode ;
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$msgid = (isset ($mailDecode->headers['message-id']) ? $mailDecode->headers['message-id'] : '');
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$inreply = (isset($mailDecode->headers['in-reply-to']) ? $mailDecode->headers['in-reply-to'] : '');
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$references = (isset ($mailDecode->headers['references']) ? $mailDecode->headers['references'] : '') ;
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$thread_depth = 1;
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if ($thread_head == NULL) {
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$thread_head = new ezmlm_thread(0,'/archive/' . $msgdir . '/' . $msgfile,$msgid);
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} else {
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$thread_curr = new ezmlm_thread($depth,'/archive/' . $msgdir . '/' . $msgfile,$msgid);
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if ($inreply != '') { $thread_curr->inreply = $inreply; }
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if ($references != '') { $thread_curr->references = $references; }
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$thread_head->append($thread_curr);
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}
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}
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}
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fclose($fd2);
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// so now after all that mess $thread_head contains a full thread tree
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// first build the depth of each message based on 'in-reply-to' and 'references'
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unset($thread_temp);
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$thread_temp = NULL;
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$thread_curr =& $thread_head->next;
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while (get_class($thread_curr) == 'ezmlm_thread') {
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unset($thread_temp);
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$thread_temp = NULL;
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if ($thread_curr->inreply != '') { $thread_temp =& $thread_head->find_msgid($thread_curr->inreply); }
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if ($thread_temp == NULL) {
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if ($thread_curr->references != '') {
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$refs = preg_split('/ /', $thread_curr->references);
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$refs = array_pop($refs);
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$thread_temp =& $thread_head->find_msgid($refs);
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}
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}
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if ($thread_temp == NULL) {
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// we couldn't find anything... set depth to 1, the default
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$thread_curr->depth = 1;
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} else {
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// we found a reference, set it to it's depth + 1
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$thread_curr->depth = $thread_temp->depth + 1;
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}
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$thread_curr =& $thread_curr->next;
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}
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// now write it to a temp file named MONTH-SEQ where seq is cronologic sequence order of the thread.
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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@mkdir($this->tempdir . "/ezmlm-php-" . $this->listname, 0755);
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "-" . $month, "a");
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} else {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month, "a");
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}
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} else {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month, "a");
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}
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fputs($fd2,$this->thread_to_html($thread_head));
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fclose($fd2);
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}
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}
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// finally store our checksum
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if (!is_dir($this->tempdir . "/ezmlm-php-" . $this->listname)) {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "-" . $month . "-" . "checksum","w+");
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} else {
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$fd2 = fopen($this->tempdir . "/ezmlm-php-" . $this->listname . "/" . $month . "-" . "checksum","w+");
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}
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fputs($fd2,"md5:" . $this->md5_of_file($this->listdir . "/archive/threads/" . $month) . "\n");
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fclose($fd2);
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fclose($fd1);
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return TRUE;
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}
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// listmessages: prints out a nice little calendar and displays the message
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// totals for each month. The link jumps to the thread listing.
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// On lit le repetoire archive/threads/ qui contient un fichier par moi avec tous les thread, par sujet
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// Presentes comme suit
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// num_thread:hash [taille_du_thread] Sujet du thread (le dernier)
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// les messages sont ranges par leur numero
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function listmessages() {
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if (!is_dir($this->listdir . "/archive/threads/")) {
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return false ;
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}
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$res = '<table id="petit_calendrier">'."\n";
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$res .= " <tr>\n";
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$res .= " <td></td>" ;
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foreach ($GLOBALS['mois'] as $valeur) $res .= '<th>'.$valeur.'</th>' ;
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$res .=" </tr>\n";
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$res .= $this->calendrierMessage();
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$res .= "</table>\n";
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return $res;
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/*
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$threadcount = array();
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$repertoire_archive = opendir($this->listdir . "/archive/");
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$tableau_annee = array();
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while (false !== ($item = readdir($repertoire_archive))) {
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// $item contient les noms des repertoires
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// on ne garde que ceux qui sont des chiffres
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if (preg_match('/[0-9]+/', $item)) {
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// on ouvre le fichier d index de chaque repertoire
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$fichier_index = fopen($this->listdir.'/archive/'.$item.'/index', 'r');
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$compteur = 0 ;
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while (!feof($fichier_index)) {
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// On ignore la premiere ligne
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$temp = fgets($fichier_index, 4096);
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// dans la seconde on recupere la date
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295 |
$temp = fgets($fichier_index, 4096);
|
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|
296 |
preg_match('/\t([0-9]+) ([a-zA-Z][a-zA-Z][a-zA-Z]) ([0-9][0-9][0-9][0-9])/', $temp, $match) ;
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|
|
297 |
if ($match[0] != '') {
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|
|
298 |
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|
|
299 |
$threadmonth = date('n', strtotime($match[0])) ;
|
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|
300 |
$threadyear = date('Y', strtotime($match[0])) ;
|
|
|
301 |
$threadcount[$threadyear][$threadmonth]++;
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|
302 |
if (!in_array($threadyear, $tableau_annee)) array_push ($tableau_annee, $threadyear);
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|
|
303 |
}
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|
|
304 |
}
|
|
|
305 |
fclose ($fichier_index);
|
|
|
306 |
}
|
|
|
307 |
}
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|
|
308 |
if (count($threadcount) == 0) return 'Il n\y a pas de messages dans les archives';
|
|
|
309 |
// La partie qui suit, simple, cree la table avec le nombre de message echange chaque mois
|
|
|
310 |
$res = '<table id="petit_calendrier">'."\n";
|
|
|
311 |
$res .= " <tr>\n";
|
|
|
312 |
$res .= " <td></td>" ;
|
|
|
313 |
foreach ($GLOBALS['mois'] as $valeur) $res .= '<th>'.$valeur.'</th>' ;
|
|
|
314 |
$res .=" </tr>\n";
|
|
|
315 |
arsort($tableau_annee);
|
|
|
316 |
foreach ($tableau_annee as $annee) {
|
|
|
317 |
$res .= " <tr>\n";
|
|
|
318 |
$res .= ' <td class="col_annee">'.$annee.'</td>';
|
|
|
319 |
for ($i = 1; $i <= 12; $i++) {
|
|
|
320 |
$res .= '<td class="mois">';
|
|
|
321 |
if (isset($threadcount[$annee][$i]) && $threadcount[$annee][$i] > 0) {
|
|
|
322 |
$res .= $this->makelink('action=show_month&actionargs[]='.$annee.($i < 10 ? '0'.$i:$i),$threadcount[$annee][$i]);
|
|
|
323 |
}
|
|
|
324 |
$res .= '</td>';
|
|
|
325 |
}
|
|
|
326 |
$res .= '</tr>'."\n";
|
|
|
327 |
}
|
|
|
328 |
$res .= "</table>\n";
|
|
|
329 |
return $res ;
|
|
|
330 |
*/
|
|
|
331 |
}
|
|
|
332 |
/*
|
|
|
333 |
* Cree un fichier liste.calendrierPermanent qui contient
|
|
|
334 |
* le nombre de message par mois pour toutes les annees
|
|
|
335 |
* depuis le debut de la liste sauf la derniere
|
|
|
336 |
*
|
|
|
337 |
*/
|
|
|
338 |
function calculeCalendrierPermanent($Annnee = '') {
|
|
|
339 |
$numArchive = $this->getNumArchive();
|
|
|
340 |
$dernierRepertoire = floor($numArchive / 100);
|
|
|
341 |
|
|
|
342 |
$threadcount = array();
|
|
|
343 |
$tableau_annee = array();
|
|
|
344 |
|
|
|
345 |
|
|
|
346 |
for ($rep_courant = $dernierRepertoire; $rep_courant >= 0; $rep_courant--) {
|
|
|
347 |
$fichier_index = file ($this->listdir.'/archive/'.$rep_courant.'/index', FILE_IGNORE_NEW_LINES);
|
|
|
348 |
|
|
|
349 |
// On parcours le fichier a l envers
|
|
|
350 |
for ($j = count($fichier_index)-1; $j >= 0; $j-=2) {
|
|
|
351 |
preg_match('/\t([0-9]+) ([a-zA-Z][a-zA-Z][a-zA-Z]) ([0-9][0-9][0-9][0-9])/', $fichier_index[$j], $match) ;
|
|
|
352 |
if ($match[0] != '') {
|
|
|
353 |
$threadmonth = date('n', strtotime($match[0])) ;
|
|
|
354 |
$threadyear = date('Y', strtotime($match[0])) ;
|
|
|
355 |
if ($Annnee != '') {
|
|
|
356 |
if ($threadyear < date('Y')) {
|
|
|
357 |
$sortir = true;
|
|
|
358 |
break;
|
|
|
359 |
}
|
|
|
360 |
} else {
|
|
|
361 |
if ($threadyear == date('Y')) continue;
|
|
|
362 |
}
|
|
|
363 |
$threadcount[$threadyear][$threadmonth]++;
|
|
|
364 |
if (!in_array($threadyear, $tableau_annee)) array_push ($tableau_annee, $threadyear);
|
|
|
365 |
}
|
|
|
366 |
}
|
|
|
367 |
if ($sortir) break;
|
|
|
368 |
}
|
|
|
369 |
$res = '';
|
|
|
370 |
arsort($tableau_annee);
|
|
|
371 |
foreach ($tableau_annee as $annee) {
|
|
|
372 |
$res .= " <tr>\n";
|
|
|
373 |
$res .= ' <td class="col_annee">'.$annee.'</td>';
|
|
|
374 |
for ($i = 1; $i <= 12; $i++) {
|
|
|
375 |
$res .= '<td class="mois">';
|
|
|
376 |
if (isset($threadcount[$annee][$i]) && $threadcount[$annee][$i] > 0) {
|
|
|
377 |
$res .= $this->makelink('action=show_month&actionargs[]='.$annee.($i < 10 ? '0'.$i:$i),$threadcount[$annee][$i]);
|
|
|
378 |
}
|
|
|
379 |
$res .= '</td>';
|
|
|
380 |
}
|
|
|
381 |
$res .= '</tr>'."\n";
|
|
|
382 |
}
|
|
|
383 |
return $res;
|
|
|
384 |
}
|
|
|
385 |
function ecrireFichierCalendrier() {
|
|
|
386 |
$html = $this->calculeCalendrierPermanent();
|
|
|
387 |
$f = fopen ('tmp/'.$this->listname.'.calendrier', 'w') ;
|
|
|
388 |
fwrite ($f, $html);
|
|
|
389 |
fclose($f);
|
|
|
390 |
return $html;
|
|
|
391 |
}
|
|
|
392 |
|
|
|
393 |
function calendrierMessage() {
|
|
|
394 |
$html = '';
|
|
|
395 |
// On ajoute la derniere annee
|
|
|
396 |
$html .= $this->calculeCalendrierPermanent(date ('Y'));
|
|
|
397 |
|
|
|
398 |
if ($this->isFichierCalendrierExiste()) {
|
|
|
399 |
// S il existe mais qu il est trop vieux, il faut le recalculer
|
|
|
400 |
if ($this->isDoitRecalculerCalendrier()) {
|
|
|
401 |
$annees = $this->getAnneesARecalculer();
|
|
|
402 |
$html .= $this->calculeCalendrierPermanent($annees);
|
|
|
403 |
}
|
|
|
404 |
$html .= file_get_contents('tmp/'.$this->listname.'.calendrier');
|
|
|
405 |
} else {
|
|
|
406 |
$html .= $this->ecrireFichierCalendrier();
|
|
|
407 |
}
|
|
|
408 |
return $html;
|
|
|
409 |
}
|
|
|
410 |
|
|
|
411 |
function isFichierCalendrierExiste() {
|
|
|
412 |
if (file_exists('tmp/'.$this->listname.'.calendrier')) {
|
|
|
413 |
return true;
|
|
|
414 |
}
|
|
|
415 |
return false;
|
|
|
416 |
}
|
|
|
417 |
function isDoitRecalculerCalendrier() {
|
|
|
418 |
|
|
|
419 |
if (date ('Y', fileatime('tmp/'.$this->listname.'.calendrier')) != date('Y')) return true;
|
|
|
420 |
return false;
|
|
|
421 |
}
|
|
|
422 |
|
|
|
423 |
function getAnneesARecalculer() {
|
|
|
424 |
// On suppose que l index de ezmlm est correct
|
|
|
425 |
$anneeFichierCalendrier = date ('Y', fileatime('tmp/'.$this->listname.'.calendrier'));
|
|
|
426 |
return $anneeFichierCalendrier + 1;
|
|
|
427 |
}
|
|
|
428 |
|
|
|
429 |
}
|
|
|
430 |
|
|
|
431 |
// CLASS: ezmlm-thread is a quick little class to allow us to define
|
|
|
432 |
// a structure of the current thread in a single-linked list.
|
|
|
433 |
// it's a little messy since php doesn't support pointers like C does
|
|
|
434 |
// so we have to use references and a head object to append to the list.
|
|
|
435 |
class ezmlm_thread {
|
|
|
436 |
var $next;
|
|
|
437 |
var $depth;
|
|
|
438 |
var $file;
|
|
|
439 |
var $msgid;
|
|
|
440 |
var $inreply;
|
|
|
441 |
var $references;
|
|
|
442 |
function append($thread) {
|
|
|
443 |
$thread_curr =& $this;
|
|
|
444 |
while ($thread_curr->next != NULL) {
|
|
|
445 |
$thread_curr =& $thread_curr->next;
|
|
|
446 |
}
|
|
|
447 |
$thread_curr->next = $thread;
|
|
|
448 |
}
|
|
|
449 |
function &find_msgid($msgid) {
|
|
|
450 |
$thread_curr =& $this;
|
|
|
451 |
while ($thread_curr->next != NULL) {
|
|
|
452 |
if (trim($thread_curr->msgid) == trim($msgid)) { return $thread_curr; }
|
|
|
453 |
$thread_curr =& $thread_curr->next;
|
|
|
454 |
}
|
|
|
455 |
return NULL;
|
|
|
456 |
}
|
|
|
457 |
function ezmlm_thread($depth,$file,$msgid) {
|
|
|
458 |
$this->depth = $depth;
|
|
|
459 |
$this->file = $file;
|
|
|
460 |
$this->msgid = $msgid;
|
|
|
461 |
$this->next = NULL;
|
|
|
462 |
}
|
|
|
463 |
}
|
|
|
464 |
?>
|