banana/misc.inc.php

   1 <?php
   2 /********************************************************************************
   3  * include/misc.inc.php : Misc functions
   4  * -------------------------
   5  *
   6  * This file is part of the banana distribution
   7  * Copyright: See COPYING files that comes with this distribution
   8  ********************************************************************************/
   9
  10 /********************************************************************************
  11  *  MISC
  12  */
  13
  14 function _b_($str) { return utf8_decode(dgettext('banana', utf8_encode($str))); }
  15
  16 function to_entities($str) {
  17     require_once 'banana/utf8.php';
  18     return utf8entities(htmlentities($str, ENT_NOQUOTES, 'UTF-8'));
  19 }
  20
  21 /********************************************************************************
  22  *  HEADER STUFF
  23  */
  24
  25 function _headerdecode($charset, $c, $str) {
  26     $s = ($c == 'Q') ? quoted_printable_decode($str) : base64_decode($str);
  27     $s = iconv($charset, 'iso-8859-15', $s);
  28     return str_replace('_', ' ', $s);
  29 }
  30
  31 function headerDecode($value) {
  32     $val = preg_replace('/(=\?[^?]*\?[BQ]\?[^?]*\?=) (=\?[^?]*\?[BQ]\?[^?]*\?=)/', '\1\2', $value);
  33     return preg_replace('/=\?([^?]*)\?([BQ])\?([^?]*)\?=/e', '_headerdecode("\1", "\2", "\3")', $val);
  34 }
  35
  36 function header_translate($hdr) {
  37     switch ($hdr) {
  38         case 'from':            return _b_('De');
  39         case 'subject':         return _b_('Sujet');
  40         case 'newsgroups':      return _b_('Forums');
  41         case 'followup-to':     return _b_('Suivi-à');
  42         case 'date':            return _b_('Date');
  43         case 'organization':    return _b_('Organisation');
  44         case 'references':      return _b_('Références');
  45         case 'x-face':          return _b_('Image');
  46         default:
  47             if (function_exists('hook_headerTranslate')
  48                     && $res = hook_headerTranslate($hdr)) {
  49                 return $res;
  50             }
  51             return $hdr;
  52     }
  53 }
  54
  55 function formatDisplayHeader($_header,$_text) {
  56     global $banana;
  57     switch ($_header) {
  58         case "date":
  59             return formatDate($_text);
  60
  61         case "followup-to":
  62             case "newsgroups":
  63             $res = "";
  64             $groups = preg_split("/[\t ]*,[\t ]*/",$_text);
  65             foreach ($groups as $g) {
  66                 $res.="<a href='?group=$g'>$g</a>, ";
  67             }
  68             return substr($res,0, -2);
  69
  70         case "from":
  71             return formatFrom($_text);
  72
  73         case "references":
  74             $rsl     = "";
  75             $ndx     = 1;
  76             $text    = str_replace("><","> <",$_text);
  77             $text    = preg_split("/[ \t]/",strtr($text,$banana->spool->ids));
  78             $parents = preg_grep("/^\d+$/",$text);
  79             $p       = array_pop($parents);
  80             $par_ok  = Array();
  81
  82             while ($p) {
  83                 $par_ok[]=$p;
  84                 $p = $banana->spool->overview[$p]->parent;
  85             }
  86             foreach (array_reverse($par_ok) as $p) {
  87                 $rsl .= "<a href=\"?group={$banana->spool->group}&amp;artid=$p\">$ndx</a> ";
  88                 $ndx++;
  89             }
  90             return $rsl;
  91
  92         case "x-face":
  93             return '<img src="xface.php?face='.base64_encode($_text).'"  alt="x-face" />';
  94
  95         default:
  96             if (function_exists('hook_formatDisplayHeader')
  97                     && $res = hook_formatDisplayHeader($_header, $_text))
  98             {
  99                 return $res;
 100             }
 101             return htmlentities($_text);
 102     }
 103 }
 104
 105 /********************************************************************************
 106  *  FORMATTING STUFF
 107  */
 108
 109 function formatDate($_text) {
 110     return strftime("%A %d %B %Y, %H:%M (fuseau serveur)", strtotime($_text));
 111 }
 112
 113 function fancyDate($stamp) {
 114     $today  = intval(time() / (24*3600));
 115     $dday   = intval($stamp / (24*3600));
 116
 117     if ($today == $dday) {
 118         $format = "%H:%M";
 119     } elseif ($today == 1 + $dday) {
 120         $format = _b_('hier')." %H:%M";
 121     } elseif ($today < 7 + $dday) {
 122         $format = '%a %H:%M';
 123     } else {
 124         $format = '%a %e %b';
 125     }
 126     return strftime($format, $stamp);
 127 }
 128
 129 function formatFrom($text) {
 130 #     From: mark@cbosgd.ATT.COM
 131 #     From: mark@cbosgd.ATT.COM (Mark Horton)
 132 #     From: Mark Horton <mark@cbosgd.ATT.COM>
 133     $mailto = '<a href="&#109;&#97;&#105;&#108;&#116;&#111;&#58;';
 134
 135     $result = htmlentities($text);
 136     if (preg_match("/^([^ ]+)@([^ ]+)$/",$text,$regs)) {
 137         $result="$mailto{$regs[1]}&#64;{$regs[2]}\">".htmlentities($regs[1]."&#64;".$regs[2])."</a>";
 138     }
 139     if (preg_match("/^([^ ]+)@([^ ]+) \((.*)\)$/",$text,$regs)) {
 140         $result="$mailto{$regs[1]}&#64;{$regs[2]}\">".htmlentities($regs[3])."</a>";
 141     }
 142     if (preg_match("/^\"?([^<>\"]+)\"? +<(.+)@(.+)>$/",$text,$regs)) {
 143         $result="$mailto{$regs[2]}&#64;{$regs[3]}\">".htmlentities($regs[1])."</a>";
 144     }
 145     return preg_replace("/\\\(\(|\))/","\\1",$result);
 146 }
 147
 148 function displayshortcuts($first = -1) {
 149     global $banana;
 150     extract($banana->state);
 151
 152     $res  = '<div class="banana_scuts">';
 153     $res .= '[<a href="?">'._b_('Liste des forums').'</a>] ';
 154     if (is_null($group)) {
 155         return $res.'[<a href="?subscribe=1">'._b_('Abonnements').'</a>]</div>';
 156     }
 157
 158     $res .= "[<a href=\"?group=$group\">$group</a>] ";
 159
 160     if (is_null($artid)) {
 161         $res .= "[<a href=\"?group=$group&amp;action=new\">"._b_('Nouveau message')."</a>] ";
 162         if (sizeof($banana->spool->overview)>$banana->tmax) {
 163             $res .= '<br />';
 164             $n = intval(log(count($banana->spool->overview), 10))+1;
 165             for ($ndx=1; $ndx <= sizeof($banana->spool->overview); $ndx += $banana->tmax) {
 166                 if ($first==$ndx) {
 167                     $fmt = "[%0{$n}u-%0{$n}u] ";
 168                 } else {
 169                     $fmt = "[<a href=\"?group=$group&amp;first=$ndx\">%0{$n}u-%0{$n}u</a>] ";
 170                 }
 171                 $res .= sprintf($fmt, $ndx, min($ndx+$banana->tmax-1,sizeof($banana->spool->overview)));
 172             }
 173         }
 174     } else {
 175         $res .= "[<a href=\"?group=$group&amp;artid=$artid&amp;action=new\">"
 176             ._b_('Répondre')."</a>] ";
 177         if ($banana->post->checkcancel()) {
 178             $res .= "[<a href=\"?group=$group&amp;artid=$artid&amp;action=cancel\">"
 179                 ._b_('Annuler ce message')."</a>] ";
 180         }
 181     }
 182     return $res.'</div>';
 183 }
 184
 185 /********************************************************************************
 186  *  FORMATTING STUFF : BODY
 187  */
 188
 189 function wrap($text, $_prefix="")
 190 {
 191     $parts = preg_split("/\n-- ?\n/", $text);
 192     if (count($parts)  >1) {
 193         $sign = "\n-- \n" . array_pop($parts);
 194         $text = join("\n-- \n", $parts);
 195     } else {
 196         $sign = '';
 197         $text = $text;
 198     }
 199
 200     global $banana;
 201     $length = $banana->wrap;
 202     $cmd = "echo ".escapeshellarg($text)." | perl -MText::Autoformat -e 'autoformat {left=>1, right=>$length, all=>1 };'";
 203     exec($cmd, $result);
 204
 205     return $_prefix.join("\n$_prefix", $result).($_prefix ? '' : $sign);
 206 }
 207
 208 function formatbody($_text) {
 209     $res  = "\n\n" . to_entities(wrap($_text, ""))."\n\n";
 210     $res  = preg_replace("/(&lt;|&gt;|&quot;)/", " \\1 ", $res);
 211     $res  = preg_replace('/(["\[])?((https?|ftp|news):\/\/[a-z@0-9.~%$£µ&i#\-+=_\/\?]*)(["\]])?/i', "\\1<a href=\"\\2\">\\2</a>\\4", $res);
 212     $res  = preg_replace("/ (&lt;|&gt;|&quot;) /", "\\1", $res);
 213
 214     $parts = preg_split("/\n-- ?\n/", $res);
 215
 216     if (count($parts) > 1) {
 217         $sign = "</pre><hr style='width: 100%; margin: 1em 0em; ' /><pre>" . array_pop($parts);
 218         return join("\n-- \n", $parts).$sign;
 219     } else {
 220         return $res;
 221     }
 222 }
 223
 224 ?>