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