<?php
/*
* This file is part of Web Instant Messenger project.
*
* Copyright (c) 2005-2008 Web Messenger Community
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Evgeny Gryaznov - initial API and implementation
*/
session_start();
require_once(dirname(__FILE__).'/converter.php');
require_once(dirname(__FILE__).'/config.php');
$version = 'v1.4.3';
function myiconv($in_enc, $out_enc, $string) {
global $_utf8win1251, $_win1251utf8;
if($in_enc == $out_enc ) {
return $string;
}
if( function_exists('iconv') ) {
$converted = @iconv($in_enc, $out_enc, $string);
if( $converted !== FALSE ) {
return $converted;
}
}
if( $in_enc == "cp1251" && $out_enc == "utf-8" )
return strtr($string, $_win1251utf8);
if( $in_enc == "utf-8" && $out_enc == "cp1251" )
return strtr($string, $_utf8win1251);
return $string; // do not know how to convert
}
function verifyparam( $name, $regexp, $default = null ) {
if( isset( $_GET[$name] ) ) {
$val = $_GET[$name];
if( preg_match( $regexp, $val ) )
return $val;
} else if( isset( $_POST[$name] ) ) {
$val = $_POST[$name];
if( preg_match( $regexp, $val ) )
return $val;
} else {
if( isset( $default ) )
return $default;
}
echo "<html><head></head><body>Wrong parameter used or absent: ".$name."</body></html>";
exit;
}
function debugexit_print( $var ) {
echo "<html><body><pre>";
print_r( $var );
echo "</pre></body></html>";
exit;
}
function get_user_locale() {
global $available_locales, $default_locale;
if( isset($_COOKIE['webim_locale']) ) {
$requested_lang = $_COOKIE['webim_locale'];
if( in_array($requested_lang,$available_locales) )
return $requested_lang;
}
if( isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ) {
$requested_langs = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
foreach( $requested_langs as $requested_lang) {
if( strlen($requested_lang) > 2 )
$requested_lang = substr($requested_lang,0,2);
if( in_array($requested_lang,$available_locales) )
return $requested_lang;
}
}
if( in_array($default_locale,$available_locales) )
return $default_locale;
return 'en';
}
function get_locale() {
global $available_locales, $webimroot;
$locale = verifyparam("locale", "/^[\w-]{2,5}$/", "");
if( $locale && in_array($locale,$available_locales) ) {
$_SESSION['locale'] = $locale;
setcookie('webim_locale', $locale, time()+60*60*24*1000, "$webimroot/");
} else if( isset($_SESSION['locale']) ){
$locale = $_SESSION['locale'];
}
if( !$locale || !in_array($locale,$available_locales) )
$locale = get_user_locale();
return $locale;
}
$current_locale = get_locale();
setlocale(LC_TIME, $current_locale);
$messages = array();
$output_encoding = array();
function get_locale_links($href) {
global $available_locales, $current_locale;
$localeLinks = "";
foreach($available_locales as $k) {
if( strlen($localeLinks) > 0 )
$localeLinks .= " • ";
if( $k == $current_locale )
$localeLinks .= $k;
else
$localeLinks .= "<a href=\"$href?locale=$k\">$k</a>";
}
return $localeLinks;
}
function load_messages($locale) {
global $messages, $webim_encoding, $output_encoding;
$hash = array();
$current_encoding = $webim_encoding;
$fp = fopen(dirname(__FILE__)."/../locales/$locale/properties", "r");
while (!feof($fp)) {
$line = fgets($fp, 4096);
$keyval = split("=", $line, 2 );
if( isset($keyval[1]) ) {
if($keyval[0] == 'encoding') {
$current_encoding = trim($keyval[1]);
} else if($keyval[0] == 'output_encoding') {
$output_encoding[$locale] = trim($keyval[1]);
} else if( $current_encoding == $webim_encoding ) {
$hash[$keyval[0]] = str_replace("\\n", "\n",trim($keyval[1]));
} else {
$hash[$keyval[0]] = myiconv($current_encoding, $webim_encoding, str_replace("\\n", "\n",trim($keyval[1])));
}
}
}
fclose($fp);
$messages[$locale] = $hash;
}
function getoutputenc() {
global $current_locale, $output_encoding, $webim_encoding, $messages;
if(!isset($messages[$current_locale]))
load_messages($current_locale);
return isset($output_encoding[$current_locale]) ? $output_encoding[$current_locale] : $webim_encoding;
}
function getstring_($text,$locale) {
global $messages;
if(!isset($messages[$locale]))
load_messages($locale);
$localized = $messages[$locale];
if( isset($localized[$text]) )
return $localized[$text];
return "!".$text;
}
function getstring($text) {
global $current_locale;
return getstring_($text,$current_locale);
}
function getlocal($text) {
global $current_locale, $webim_encoding;
return myiconv($webim_encoding,getoutputenc(), getstring_($text,$current_locale));
}
function getlocal_($text,$locale) {
global $webim_encoding;
return myiconv($webim_encoding,getoutputenc(), getstring_($text,$locale));
}
function topage($text) {
global $webim_encoding;
return myiconv($webim_encoding,getoutputenc(), $text);
}
function getstring2_($text,$params,$locale) {
$string = getstring_($text,$locale);
for( $i = 0; $i < count($params); $i++ ) {
$string = str_replace("{".$i."}", $params[$i], $string);
}
return $string;
}
function getstring2($text,$params) {
global $current_locale;
return getstring2_($text,$params,$current_locale);
}
function getlocal2($text,$params) {
global $current_locale, $webim_encoding;
$string = myiconv($webim_encoding,getoutputenc(), getstring_($text,$current_locale));
for( $i = 0; $i < count($params); $i++ ) {
$string = str_replace("{".$i."}", $params[$i], $string);
}
return $string;
}
/* ajax server actions use utf-8 */
function getrawparam( $name ) {
global $webim_encoding;
if( isset($_POST[$name]) )
return myiconv("utf-8",$webim_encoding,$_POST[$name]);
die("no ".$name." parameter");
}
/* form processors use current Output encoding */
function getparam( $name ) {
global $webim_encoding;
if( isset($_POST[$name]) )
return myiconv(getoutputenc(), $webim_encoding, $_POST[$name]);
die("no ".$name." parameter");
}
function connect() {
global $mysqlhost, $mysqllogin, $mysqlpass, $mysqldb, $dbencoding, $force_charset_in_connection;
$link = @mysql_connect($mysqlhost,$mysqllogin ,$mysqlpass )
or die('Could not connect: ' . mysql_error());
mysql_select_db($mysqldb,$link) or die('Could not select database');
if( $force_charset_in_connection ) {
mysql_query("SET NAMES '$dbencoding'", $link);
}
return $link;
}
function perform_query($query,$link) {
mysql_query($query,$link)
or die(' Query failed: '.mysql_error()/*.": ".$query*/);
}
function select_one_row($query,$link) {
$result = mysql_query($query,$link) or die(' Query failed: ' .
mysql_error().": ".$query);
$line = mysql_fetch_array($result, MYSQL_ASSOC);
mysql_free_result($result);
return $line;
}
function select_multi_assoc($query, $link) {
$sqlresult = mysql_query($query,$link) or die(' Query failed: ' .
mysql_error().": ".$query);
$result = array();
while ($row = mysql_fetch_array($sqlresult, MYSQL_ASSOC)) {
$result[] = $row;
}
mysql_free_result($sqlresult);
return $result;
}
function start_xml_output() {
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Pragma: no-cache");
header("Content-type: text/xml; charset=utf-8");
echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
}
function start_html_output() {
$charset = getstring("output_charset");
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Pragma: no-cache");
header("Content-type: text/html".(isset($charset)?"; charset=".$charset:""));
}
function escape_with_cdata($text) {
return "<![CDATA[" . str_replace("]]>", "]]>]]><![CDATA[",$text) . "]]>";
}
function form_value($key) {
global $page;
if( isset($page) && isset($page["form$key"]) )
return $page["form$key"];
return "";
}
function form_value_cb($key) {
global $page;
if( isset($page) && isset($page["form$key"]) )
return $page["form$key"] === true;
return false;
}
function no_field($key) {
return getlocal2("errors.required",array(getlocal($key)));
}
function failed_uploading_file($filename, $key) {
return getlocal2("errors.failed.uploading.file",
array($filename, getlocal($key)));
}
function wrong_field($key) {
return getlocal2("errors.wrong_field",array(getlocal($key)));
}
function get_popup($href,$message,$title,$wndName,$options) {
return "<a href=\"$href\" target=\"_blank\" ".($title?"title=\"$title\" ":"")."onclick=\"if(navigator.userAgent.toLowerCase().indexOf('opera') != -1 && window.event.preventDefault) window.event.preventDefault();this.newWindow = window.open('$href', '$wndName', '$options');this.newWindow.focus();this.newWindow.opener=window;return false;\">$message</a>";
}
function get_image($href,$width,$height) {
if( $width != 0 && $height != 0 )
return "<img src=\"$href\" border=\"0\" width=\"$width\" height=\"$height\"/>";
return "<img src=\"$href\" border=\"0\"/>";
}
function get_gifimage_size($filename) {
if( function_exists('gd_info')) {
$info = gd_info();
if( isset($info['GIF Read Support']) && $info['GIF Read Support'] ) {
$img = @imagecreatefromgif($filename);
if($img) {
$height = imagesy($img);
$width = imagesx($img);
imagedestroy($img);
return array($width,$height);
}
}
}
return array(0,0);
}
function add_params($servlet, $params) {
$infix = '?';
if( strstr($servlet,$infix) !== FALSE )
$infix = '&';
foreach($params as $k => $v) {
$servlet .= $infix.$k."=".$v;
$infix = '&';
}
return $servlet;
}
function div($a,$b) {
return ($a-($a % $b)) / $b;
}
function date_diff($seconds) {
$minutes = div($seconds,60);
$seconds = $seconds % 60;
if( $minutes < 60 ) {
return sprintf("%02d:%02d",$minutes, $seconds);
} else {
$hours = div($minutes,60);
$minutes = $minutes % 60;
return sprintf("%02d:%02d:%02d",$hours, $minutes, $seconds);
}
}
function is_valid_email($email) {
return preg_match("/^[^@]+@[^\.]+(\.[^\.]+)*$/", $email);
}
function quote_smart($value,$link) {
if (get_magic_quotes_gpc()) {
$value = stripslashes($value);
}
return mysql_real_escape_string($value,$link);
}
function get_app_location($showhost,$issecure) {
global $webimroot;
if( $showhost ) {
return ($issecure?"https://":"http://").$_SERVER['HTTP_HOST'].$webimroot;
} else {
return $webimroot;
}
}
function get_month_selection($fromtime,$totime) {
$start = getdate($fromtime);
$month = $start['mon'];
$year = $start['year'];
$result = array();
do {
$current = mktime(0,0,0,$month,1,$year);
$result[date("m.y",$current)] = strftime("%B, %Y",$current);
$month++;
if( $month > 12 ) {
$month = 1;
$year++;
}
} while( $current < $totime );
return $result;
}
function get_form_date($day,$month) {
if( preg_match('/^(\d{2}).(\d{2})$/', $month, $matches)) {
return mktime(0,0,0,$matches[1],$day,$matches[2]);
}
return 0;
}
function set_form_date($utime,$prefix) {
global $page;
$page["form${prefix}day"] = date("d", $utime);
$page["form${prefix}month"] = date("m.y", $utime);
}
function webim_mail($toaddr, $reply_to, $subject, $body) {
global $webim_encoding, $webim_from_email, $mail_encoding;
$headers = "From: $webim_from_email\r\n"
."Reply-To: ".myiconv($webim_encoding, $mail_encoding, $reply_to)."\r\n"
."Content-Type: text/plain; charset=$mail_encoding\r\n"
.'X-Mailer: PHP/'.phpversion();
$real_subject = "=?".$mail_encoding."?B?".base64_encode(myiconv($webim_encoding,$mail_encoding,$subject))."?=";
mail($toaddr, $real_subject, wordwrap(myiconv($webim_encoding, $mail_encoding, $body),70), $headers);
}
$settings = array(
'email' => '', /* inbox for left messages */
'title' => 'Your Company',
'hosturl' => 'http://webim.sourceforge.net',
'logo' => '',
'enableban' => '0',
'usernamepattern' => '{name}',
'usercanchangename' => '1',
'chatstyle' => 'default',
'chattitle' => 'Live Support'
);
$settingsloaded = false;
$settings_in_db = array();
function loadsettings() {
global $settingsloaded, $settings_in_db, $settings;
if($settingsloaded) {
return;
}
$settingsloaded = true;
$link = connect();
$sqlresult = mysql_query('select vckey,vcvalue from chatconfig',$link) or die(' Query failed: '.mysql_error().": ".$query);
while ($row = mysql_fetch_array($sqlresult, MYSQL_ASSOC)) {
$name = $row['vckey'];
$settings[$name] = $row['vcvalue'];
$settings_in_db[$name] = true;
}
mysql_free_result($sqlresult);
mysql_close($link);
}
function getchatstyle() {
global $settings;
$chatstyle = verifyparam( "style", "/^\w+$/", "");
if($chatstyle) {
return $chatstyle;
}
loadsettings();
return $settings['chatstyle'];
}
?>