Can use a user-defined array instead of _GET
[banana.git] / banana / post.inc.php
index c994908..996e9ca 100644 (file)
@@ -23,6 +23,8 @@ class BananaPost
     var $pj;
     /** poster name */
     var $name;
+    /** test validity */
+    var $valid = true;
 
     /** constructor
      * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case)  
@@ -33,12 +35,17 @@ class BananaPost
         $this->id       = $_id;
         $this->pj       = array();
         $this->messages = array();
-        $this->_header();
+        if (!$this->_header()) {
+            $this->valid = false; 
+            return null;
+        }
+
 
         if ($body = $banana->nntp->body($_id)) {
             $this->body = join("\n", $body);
         } else {
-            return ($this = null);
+            $this->valid = false;
+            return null;
         }
         
         if (isset($this->headers['content-transfer-encoding'])) {
@@ -49,10 +56,11 @@ class BananaPost
             }
         }
 
-        if (preg_match("@multipart/([^;]+);@", $this->headers['content-type'], $mpart_type)) {
-            preg_match("/boundary=\"?([^ \"]+)\"?/", $this->headers['content-type'], $mpart_boundary);
-            $this->_split_multipart($mpart_type[1], $mpart_boundary[1]);
+        if ($this->_split_multipart($this->headers, $this->body)) {
+            $this->set_body_to_part(0);
         } else {
+            $this->_split_multipart($mpart_type[1], $mpart_boundary[1]);
+            $this->_find_uuencode();
             if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) {
                 $this->body = iconv($matches[1], 'utf-8', $this->body);
             } else {
@@ -61,24 +69,68 @@ class BananaPost
         }
     }
 
+    /** find and add uuencoded attachments
+     */
+    function _find_uuencode()
+    {
+        if (preg_match_all('@\n(begin \d+ ([^\r\n]+)\r?(?:\n(?!end)[^\n]*)*\nend)@', $this->body, $matches, PREG_SET_ORDER)) {
+            foreach ($matches as $match) {
+                $mime = trim(exec('echo '.escapeshellarg($match[1]).' | uudecode -o /dev/stdout | file -bi -'));
+                if ($mime != 'application/x-empty') {
+                    $this->body = trim(str_replace($match[0], '', $this->body));
+                    $body = $match[1];
+                    $header['content-type'] = $mime.'; name="'.$match[2].'"';
+                    $header['content-transfer-encoding'] = 'x-uuencode';
+                    $header['content-disposition'] = 'attachment; filename="'.$match[2].'"';
+                    $this->_add_attachment(Array('headers' => $header, 'body' => $body));
+                }
+            }
+        }
+    }
+
     /** split multipart messages
      * @param $type STRING multipart type description
      * @param $boundary STRING multipart boundary identification string
      */
-    function _split_multipart($type, $boundary)
+    function _split_multipart($headers, $body)
     {
-        $parts = preg_split("/\n--$boundary(--|\n)/", $this->body);
+        if (!preg_match("@multipart/([^;]+);@", $headers['content-type'], $type)) {
+            return false;
+        }
+            
+        preg_match("/boundary=\"?([^ \"]+)\"?/", $headers['content-type'], $boundary);
+        $boundary = $boundary[1];
+        $type     = $type[1];
+        $parts    = preg_split("@\n--$boundary(--|\n)@", $body);
         foreach ($parts as $part) {
-            $part = $this->_get_part($part);
+            $part         = $this->_get_part($part);
             $local_header = $part['headers'];
-            $local_body = $part['body'];
-            if (isset($local_header['content-disposition']) && preg_match("/attachment/", $local_header['content-disposition'])) {
-                $this->_add_attachment($part);
-            } else if (isset($local_header['content-type']) && preg_match("@text/([^;]+);@", $local_header['content-type'], $format)) {
-               array_push($this->messages, $part);
+            $local_body   = $part['body'];
+            if (!$this->_split_multipart($local_header, $local_body)) {
+                $is_text = isset($local_header['content-type']) && preg_match("@text/([^;]+);@", $local_header['content-type'])
+                         && (!isset($local_header['content-disposition']) || !preg_match('@attachment@', $local_header['content-disposition'])); 
+
+                // alternative ==> multiple formats for messages
+                if ($type == 'alternative' && $is_text) {
+                    array_push($this->messages, $part);
+
+                // !alternative ==> une body, others are attachments
+                } else if ($is_text) {
+                    if (count($this->messages) == 0) {
+                        $this->body = $local_body;
+                        foreach (array_keys($local_header) as $key) {
+                            $this->header[$key] = $local_header[$key];
+                        }
+                        array_push($this->messages, $part);
+                    } else {
+                        $this->_add_attachment($part);
+                    }
+                } else {
+                    $this->_add_attachment($part);
+                }
             }
         }
-        $this->set_body_to_part(0);
+        return true;
     }
 
     /** extract new headers from the part
@@ -92,16 +144,24 @@ class BananaPost
         while (count($lines)) {
             $line = array_shift($lines);
             if ($line != "") {
-                list($hdr, $val) = split(":[ \t\r]*", $line, 2);
-                $hdr = strtolower($hdr);
-                if (in_array($hdr, $banana->parse_hdr)) {
-                    $local_headers[$hdr] = $val;
+                if (preg_match('@^[\t\r ]+@', $line) && isset($hdr)) {
+                    $local_headers[$hdr] .= ' '.trim($line);
+                } else {
+                    list($hdr, $val) = split(":[ \t\r]*", $line, 2);
+                    $hdr = strtolower($hdr);
+                    if (in_array($hdr, $banana->parse_hdr)) {
+                        $local_headers[$hdr] = $val;
+                    }
                 }
             } else {
                 break;
             }
         }
-        return Array('headers' => $local_headers, 'body' => join("\n", $lines)); 
+        $local_body = join("\n", $lines);
+        if (preg_match("/quoted-printable/", $local_headers['content-transfer-encoding'])) {
+            $local_body = quoted_printable_decode($local_body);
+        }
+        return Array('headers' => $local_headers, 'body' => $local_body); 
     }
 
     /** add an attachment
@@ -111,16 +171,10 @@ class BananaPost
         $local_header = $part['headers'];
         $local_body = $part['body'];
 
-        if (!isset($local_header['content-transfer-encoding'])) {
-            return false;
-        }
-
-        if (isset($local_header['content-disposition'])) {
-            if (preg_match("/attachment/", $local_header['content-disposition'])) {
-                preg_match("/filename=\"?([^\"]+)\"?/", $local_header['content-disposition'], $filename);
-                $filename = $filename[1];
-            }
-        }
+        if ((isset($local_header['content-disposition']) && preg_match("/filename=\"?([^\"]+)\"?/", $local_header['content-disposition'], $filename))
+            || (isset($local_header['content-type']) && preg_match("/name=\"?([^\"]+)\"?/", $local_header['content-type'], $filename))) {
+            $filename = $filename[1];
+        }           
         if (!isset($filename)) {
             $filename = "attachment".count($pj);
         }
@@ -174,6 +228,8 @@ class BananaPost
             }                
             if ($file['encoding'] == 'base64') {
                 echo base64_decode($file['data']);
+            } else if ($file['encoding'] == 'x-uuencode') {                
+                passthru('echo '.escapeshellarg($file['data']).' | uudecode -o /dev/stdout');
             } else {
                 header('Content-Transfer-Encoding: '.$file['encoding']);
                 echo $file['data'];
@@ -205,7 +261,7 @@ class BananaPost
             $this->body = iconv($matches[1], 'utf-8', $this->body);
         } else {
             $this->body = utf8_encode($this->body);
-        }                                                        
+        }
         return true;
     }
 
@@ -214,7 +270,6 @@ class BananaPost
         global $banana;
         $hdrs = $banana->nntp->head($this->id);
         if (!$hdrs) {
-            $this = null;
             return false;
         }
 
@@ -243,6 +298,7 @@ class BananaPost
         $this->name = $this->headers['from'];
         $this->name = preg_replace('/<[^ ]*>/', '', $this->name);
         $this->name = trim($this->name);
+        return true;
     }
 
     function checkcancel()
@@ -287,15 +343,24 @@ class BananaPost
 
         $res  = '<table class="bicol banana_msg" cellpadding="0" cellspacing="0">';
         $res .= '<tr><th colspan="2">'._b_('En-têtes').'</th></tr>';
+        $res .= '<tr><td class="headers"><table cellpadding="0" cellspacing="0">';
 
         foreach ($banana->show_hdr as $hdr) {
             if (isset($this->headers[$hdr])) {
                 $res2 = formatdisplayheader($hdr, $this->headers[$hdr]);
-                if ($res2) {
+                if ($res2 && ($hdr != 'x-face' || !$banana->formatxface)) {
                     $res .= '<tr><td class="hdr">'.header_translate($hdr)."</td><td class='val'>$res2</td></tr>\n";
+                } else if ($res2) {
+                    $xface = $res2;
                 }
             }
         }
+        $res .= '</table></td><td class="xface">';
+
+        if ($xface) {
+            $res .= $xface;
+        }
+        $res .= '</td></tr>';
 
         $res .= '<tr><th colspan="2">'._b_('Corps');
         if (count($this->messages) > 1) {
@@ -308,7 +373,10 @@ class BananaPost
                 preg_match("@text/([^;]+);@", $this->messages[$i]['headers']['content-type'], $format);
                 $format = textFormat_translate($format[1]);
                 if ($i != $partid) {
-                    $res .= '<a href="?group='.$banana->state['group'].'&artid='.$this->id.'&part='.$i.'">'.$format.'</a>';
+                    $res .= makeHREF(Array('group' => $banana->state['group'],
+                                                                                  'artid' => $this->id,
+                                                                                  'part'  => $i),
+                                                                        $format);
                 } else {
                     $res .= $format;
                 }
@@ -335,8 +403,16 @@ class BananaPost
             $i = 0;
             foreach ($this->pj as $file) {
                 $res .= $file['filename'].' ('.$file['MIME'].') : ';
-                $res .= '<a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'">télécharger</a>';
-                $res .= ' . <a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'&action=view" target="_blank">aperçu</a>';
+                $res .= makeHREF(Array('group' => $banana->state['group'],
+                                                      'artid' => $this->id,
+                                                                          'pj'    => $i),
+                                                                _b_('télécharger'));
+                               $res .= ' . ';
+                $res .= makeHREF(Array('group' => $banana->state['group'],
+                                       'artid' => $this->id,
+                                       'pj'    => $i,
+                                                                          'action'=> 'view'),
+                                 _b_('aperçu'));
                 $res .=  '<br/>';
                 $i++;
             }