<?php // $Revision: 1.4 $
/* vim: set expandtab ts=4 sw=4 sts=4: */

/**
 * $Id: vcard.class.php,v 1.4 2003/10/28 22:40:46 madbear Exp $
 * 
 * Copyright (c) 2003 by the NetOffice developers
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

/**
 * PHP vCard class v2.0
 * (c) Kai Blankenhorn
 * www.bitfolge.de/en
 * hide@address.com
 * 
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

function encode($string)
{
    return escape(quoted_printable_encode($string));
} 

function escape($string)
{
    return str_replace(";", "\;", $string);
} 
// taken from PHP documentation comments
function quoted_printable_encode($input, $line_max = 76)
{
    $hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
    $lines = preg_split("/(?:\r\n|\r|\n)/", $input);
    $eol = "\r\n";
    $linebreak = "=0D=0A";
    $escape = "=";
    $output = "";

    for ($j = 0;$j < count($lines);$j++) {
        $line = $lines[$j];
        $linlen = strlen($line);
        $newline = "";
        for($i = 0; $i < $linlen; $i++) {
            $c = substr($line, $i, 1);
            $dec = ord($c);
            if (($dec == 32) && ($i == ($linlen - 1))) { // convert space at eol only
                $c = "=20";
            } elseif (($dec == 61) || ($dec < 32) || ($dec > 126)) { // always encode "\t", which is *not* required
                $h2 = floor($dec / 16);
                $h1 = floor($dec % 16);
                $c = $escape . $hex["$h2"] . $hex["$h1"];
            } 
            if ((strlen($newline) + strlen($c)) >= $line_max) { // CRLF is not counted
                $output .= $newline . $escape . $eol; // soft line break; " =\r\n" is okay
                $newline = "    ";
            } 
            $newline .= $c;
        } // end of for
        $output .= $newline;
        if ($j < count($lines)-1) $output .= $linebreak;
    } 
    return trim($output);
} 

class vCard {
    var $properties;
    var $filename;

    function setPhoneNumber($number, $type = "")
    { 
        // type may be PREF | WORK | HOME | VOICE | FAX | MSG | CELL | PAGER | BBS | CAR | MODEM | ISDN | VIDEO or any senseful combination, e.g. "PREF;WORK;VOICE"
        $key = "TEL";
        if ($type != "") $key .= ";" . $type;
        $key .= ";ENCODING=QUOTED-PRINTABLE";
        $this->properties[$key] = quoted_printable_encode($number);
    } 
    // UNTESTED !!!
    function setPhoto($type, $photo) // $type = "GIF" | "JPEG"
    {
        $this->properties["PHOTO;TYPE=$type;ENCODING=BASE64"] = base64_encode($photo);
    } 

    function setFormattedName($name)
    {
        $this->properties["FN"] = quoted_printable_encode($name);
    } 

    function setName($fullName)
    {
        $this->properties["N"] = "$fullName";
        $this->filename = "$fullName.vcf";
        if ($this->properties["FN"] == "") $this->setFormattedName(trim("$fullName"));
    } 

    function setTitle($value)
    {
        $this->properties["TITLE"] = $value;
    } 

    function setOrganization($value)
    {
        $this->properties["ORG"] = $value;
    } 

    function setAddress($postoffice = "", $extended = "", $street = "", $city = "", $region = "", $zip = "", $country = "", $type = "HOME;POSTAL")
    { 
        // $type may be DOM | INTL | POSTAL | PARCEL | HOME | WORK or any combination of these: e.g. "WORK;PARCEL;POSTAL"
        $key = "ADR";
        if ($type != "") $key .= ";$type";
        $key .= ";ENCODING=QUOTED-PRINTABLE";
        $this->properties[$key] = encode($name) . ";" . encode($extended) . ";" . encode($street) . ";" . encode($city) . ";" . encode($region) . ";" . encode($zip) . ";" . encode($country);

        if ($this->properties["LABEL;$type;ENCODING=QUOTED-PRINTABLE"] == "") {
            // $this->setLabel($postoffice, $extended, $street, $city, $region, $zip, $country, $type);
        } 
    } 

    function setLabel($postoffice = "", $extended = "", $street = "", $city = "", $region = "", $zip = "", $country = "", $type = "HOME;POSTAL")
    {
        $label = "";
        if ($postoffice != "") $label .= "$postoffice\r\n";
        if ($extended != "") $label .= "$extended\r\n";
        if ($street != "") $label .= "$street\r\n";
        if ($zip != "") $label .= "$zip ";
        if ($city != "") $label .= "$city\r\n";
        if ($region != "") $label .= "$region\r\n";
        if ($country != "") $country .= "$country\r\n";

        $this->properties["LABEL;$type;ENCODING=QUOTED-PRINTABLE"] = quoted_printable_encode($label);
    } 

    function setEmail($address)
    {
        $this->properties["EMAIL;INTERNET"] = $address;
    } 

    function setNote($note)
    {
        $this->properties["NOTE;ENCODING=QUOTED-PRINTABLE"] = quoted_printable_encode($note);
    } 

    function setURL($url, $type = "")
    { 
        // $type may be WORK | HOME
        $key = "URL";
        if ($type != "") $key .= ";$type";
        $this->properties[$key] = $url;
    } 

    function getVCard()
    {
        $text = "BEGIN:VCARD\r\n";
        $text .= "VERSION:2.1\r\n";
        foreach($this->properties as $key => $value) {
            $text .= "$key:$value\r\n";
        } 
        $text .= "REV:" . date("Y-m-d") . "T" . date("H:i:s") . "Z\r\n";
        $text .= "MAILER:PHP vCard class by Kai Blankenhorn\r\n";
        $text .= "END:VCARD\r\n";
        return $text;
    } 

    function getFileName()
    {
        return $this->filename;
    } 
} 

?>