<?php
// Plugin pour la gestion des fichiers attachés dans <PRé>Textes Julika
// Ne marche qu'avec la version 3.4 et supérieures de Julika

$fichiers_users = "non"; // Autoriser les utilisateurs à poster des fichiers avec leur messages?
$fichiers_max = 500; // Taille maximum d'un fichier (en Ko)

// Pour faire figurer dans le corps du message un lien vers le fichier, on peux
// utiliser la balise ### qui sera remplacée par l'adresse du fichier.
// Exemple pour une image: "Ma photo: <img|###>";

// FIN DE LA CONFIG

$fichiers = "oui";

if(!is_dir("fichiers")) {
    echo "Vous devez créer une répertoire <b>fichiers</b> pour pouvoir utiliser le plugin de gestion des fichiers attachés.";
    exit;
}

function fichier_existe($id) {
    $handle=opendir('fichiers');
    while($file = readdir($handle))
    {
        if(ereg("^".$id."\.",$file)) return TRUE;
    }
    closedir($handle);
    return FALSE;
}

function fichier_url($id) {
    $handle=opendir('fichiers');
    while($file = readdir($handle))
    {
        if(ereg("^".$id."\.",$file)) return "fichiers/".$file;
    }
    closedir($handle);
    return FALSE;
}

function mimetype($filename){
    $file2mime = array(
        "ai"=>"application/postscript",
        "aif"=>"audio/x-aiff",
        "aifc"=>"audio/x-aiff",
        "aiff"=>"audio/x-aiff",
        "asc"=>"text/plain",
        "au"=>"audio/basic",
        "avi"=>"video/x-msvideo",
        "bcpio"=>"application/x-bcpio",
        "bin"=>"application/octet-stream",
        "c"=>"text/plain",
        "cc"=>"text/plain",
        "ccad"=>"application/clariscad",
        "cdf"=>"application/x-netcdf",
        "class"=>"application/octet-stream",
        "cpio"=>"application/x-cpio",
        "cpt"=>"application/mac-compactpro",
        "csh"=>"application/x-csh",
        "css"=>"text/css",
        "dcr"=>"application/x-director",
        "dir"=>"application/x-director",
        "dms"=>"application/octet-stream",
        "doc"=>"application/msword",
        "drw"=>"application/drafting",
        "dvi"=>"application/x-dvi",
        "dwg"=>"application/acad",
        "dxf"=>"application/dxf",
        "dxr"=>"application/x-director",
        "eps"=>"application/postscript",
        "etx"=>"text/x-setext",
        "exe"=>"application/octet-stream",
        "ez"=>"application/andrew-inset",
        "f"=>"text/plain",
        "f90"=>"text/plain",
        "fli"=>"video/x-fli",
        "gif"=>"image/gif",
        "gtar"=>"application/x-gtar",
        "gz"=>"application/x-gzip",
        "h"=>"text/plain",
        "hdf"=>"application/x-hdf",
        "hh"=>"text/plain",
        "hqx"=>"application/mac-binhex40",
        "htm"=>"text/html",
        "html"=>"text/html",
        "ice"=>"x-conference/x-cooltalk",
        "ief"=>"image/ief",
        "iges"=>"model/iges",
        "igs"=>"model/iges",
        "ips"=>"application/x-ipscript",
        "ipx"=>"application/x-ipix",
        "jpe"=>"image/jpeg",
        "jpeg"=>"image/jpeg",
        "jpg"=>"image/jpeg",
        "js"=>"application/x-javascript",
        "kar"=>"audio/midi",
        "latex"=>"application/x-latex",
        "lha"=>"application/octet-stream",
        "lsp"=>"application/x-lisp",
        "lzh"=>"application/octet-stream",
        "m"=>"text/plain",
        "man"=>"application/x-troff-man",
        "me"=>"application/x-troff-me",
        "mesh"=>"model/mesh",
        "mid"=>"audio/midi",
        "midi"=>"audio/midi",
        "mif"=>"application/vnd.mif",
        "mime"=>"www/mime",
        "mov"=>"video/quicktime",
        "movie"=>"video/x-sgi-movie",
        "mp2"=>"audio/mpeg",
        "mp3"=>"audio/mpeg",
        "mpe"=>"video/mpeg",
        "mpeg"=>"video/mpeg",
        "mpg"=>"video/mpeg",
        "mpga"=>"audio/mpeg",
        "ms"=>"application/x-troff-ms",
        "msh"=>"model/mesh",
        "nc"=>"application/x-netcdf",
        "oda"=>"application/oda",
        "pbm"=>"image/x-portable-bitmap",
        "pdb"=>"chemical/x-pdb",
        "pdf"=>"application/pdf",
        "pgm"=>"image/x-portable-graymap",
        "pgn"=>"application/x-chess-pgn",
        "png"=>"image/png",
        "pnm"=>"image/x-portable-anymap",
        "pot"=>"application/mspowerpoint",
        "ppm"=>"image/x-portable-pixmap",
        "pps"=>"application/mspowerpoint",
        "ppt"=>"application/mspowerpoint",
        "ppz"=>"application/mspowerpoint",
        "pre"=>"application/x-freelance",
        "prt"=>"application/pro_eng",
        "ps"=>"application/postscript",
        "qt"=>"video/quicktime",
        "ra"=>"audio/x-realaudio",
        "ram"=>"audio/x-pn-realaudio",
        "ras"=>"image/cmu-raster",
        "rgb"=>"image/x-rgb",
        "rm"=>"audio/x-pn-realaudio",
        "roff"=>"application/x-troff",
        "rpm"=>"audio/x-pn-realaudio-plugin",
        "rtf"=>"text/rtf",
        "rtx"=>"text/richtext",
        "scm"=>"application/x-lotusscreencam",
        "set"=>"application/set",
        "sgm"=>"text/sgml",
        "sgml"=>"text/sgml",
        "sh"=>"application/x-sh",
        "shar"=>"application/x-shar",
        "silo"=>"model/mesh",
        "sit"=>"application/x-stuffit",
        "skd"=>"application/x-koan",
        "skm"=>"application/x-koan",
        "skp"=>"application/x-koan",
        "skt"=>"application/x-koan",
        "smi"=>"application/smil",
        "smil"=>"application/smil",
        "snd"=>"audio/basic",
        "sol"=>"application/solids",
        "spl"=>"application/x-futuresplash",
        "src"=>"application/x-wais-source",
        "step"=>"application/STEP",
        "stl"=>"application/SLA",
        "stp"=>"application/STEP",
        "sv4cpio"=>"application/x-sv4cpio",
        "sv4crc"=>"application/x-sv4crc",
        "swf"=>"application/x-shockwave-flash",
        "t"=>"application/x-troff",
        "tar"=>"application/x-tar",
        "tcl"=>"application/x-tcl",
        "tex"=>"application/x-tex",
        "texi"=>"application/x-texinfo",
        "texinfo"=>"application/x-texinfo",
        "tif"=>"image/tiff",
        "tiff"=>"image/tiff",
        "tr"=>"application/x-troff",
        "tsi"=>"audio/TSP-audio",
        "tsp"=>"application/dsptype",
        "tsv"=>"text/tab-separated-values",
        "txt"=>"text/plain",
        "unv"=>"application/i-deas",
        "ustar"=>"application/x-ustar",
        "vcd"=>"application/x-cdlink",
        "vda"=>"application/vda",
        "viv"=>"video/vnd.vivo",
        "vivo"=>"video/vnd.vivo",
        "vrml"=>"model/vrml",
        "wav"=>"audio/x-wav",
        "wrl"=>"model/vrml",
        "xbm"=>"image/x-xbitmap",
        "xlc"=>"application/vnd.ms-excel",
        "xll"=>"application/vnd.ms-excel",
        "xlm"=>"application/vnd.ms-excel",
        "xls"=>"application/vnd.ms-excel",
        "xlw"=>"application/vnd.ms-excel",
        "xml"=>"text/xml",
        "xpm"=>"image/x-xpixmap",
        "xwd"=>"image/x-xwindowdump",
        "xyz"=>"chemical/x-pdb",
        "zip"=>"application/zip"
    );
    $filename=substr(strtolower(strrchr($filename, '.')), 1);
    $t = $file2mime[$filename];
    if(empty($t)) $t ="Inconnu (".$filename.")";
    return $t;
}

function fichier_type($id) {
    return mimetype(fichier_url($id));
}

function fichier_taille($id) {
    $s = filesize(fichier_url($id));
    $s = round( $s / 1024);
    if($s < 1) $s = 1;
    return $s;
}

function fichier_supprimer($id) {
    return @unlink(fichier_url($id));
}

if(!empty($HTTP_GET_VARS['suppr_fichier'])) {
    fichier_supprimer($HTTP_GET_VARS['suppr_fichier']);
    echo "Fichier supprimé. <a href='javascript:history.back();'>Retour</a>";
    exit;
}

?>