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// It's licensed under the AFFERO GENERAL PUBLIC LICENSE unless stated otherwise.
// You can get copies of the licenses here:
// http://www.affero.org/oagpl.html
// AFFERO GENERAL PUBLIC LICENSE is also included in the file called "COPYING".
mb_internal_encoding('UTF-8');
// Use proxy detecttion
if ($globals['check_behind_proxy']) {
require_once(mnminclude.'check_behind_proxy.php');
$globals['user_ip'] = check_ip_behind_proxy();
} else {
$globals['user_ip'] = $_SERVER["REMOTE_ADDR"];
}
// Warn, we shoud printf "%u" because PHP on 32 bits systems fails with high unsigned numbers
$globals['user_ip_int'] = sprintf("%u", ip2long($globals['user_ip']));
$globals['negative_votes_values'] = Array ( -1 => _('irrelevante'), -2 => _('antigua'), -3 => _('cansina'), -4 => _('amarillista'), -5 => _('spam'), -6 => _('duplicada'), -7 => _('provocación'), -8 => _('llorica'), -9 => _('errónea') );
$globals['extra_js'] = Array();
$globals['extra_css'] = Array();
// For PHP < 5
if ( !function_exists('htmlspecialchars_decode') ) {
function htmlspecialchars_decode($text) {
return strtr($text, array_flip(get_html_translation_table(HTML_SPECIALCHARS)));
}
}
// Check the user's referer.
if( !empty($_SERVER['HTTP_REFERER'])) {
if (preg_match('/http:\/\/'.preg_quote($_SERVER['SERVER_NAME']).'/', $_SERVER['HTTP_REFERER'])) {
$globals['referer'] = 'local';
} elseif (preg_match('/q=|search/', $_SERVER['HTTP_REFERER']) ) {
$globals['referer'] = 'search';
} else {
$globals['referer'] = 'remote';
}
} else {
$globals['referer'] = 'unknown';
}
// Check bots
if (preg_match('/(bot|slurp|wget)\W/i', $_SERVER['HTTP_USER_AGENT'])) {
$globals['bot'] = true;
}
function htmlentities2unicodeentities ($input) {
$htmlEntities = array_values (get_html_translation_table (HTML_ENTITIES, ENT_QUOTES));
$entitiesDecoded = array_keys (get_html_translation_table (HTML_ENTITIES, ENT_QUOTES));
$num = count ($entitiesDecoded);
for ($u = 0; $u < $num; $u++) {
$utf8Entities[$u] = '&#'.ord($entitiesDecoded[$u]).';';
}
return str_replace ($htmlEntities, $utf8Entities, $input);
}
function clean_input_url($string) {
$string = preg_replace('/ /', '+', trim(stripslashes($string)));
return preg_replace('/[<>\r\n\t]/', '', $string);
}
function clean_input_string($string) {
return preg_replace('/[ <>\'\"\r\n\t\(\)]/', '', stripslashes($string));
}
function get_hex_color($color, $prefix = '') {
return $prefix . substr(preg_replace('/[^a-f\d]/i', '', $color), 0, 6);
}
function get_negative_vote($value) {
global $globals;
return $globals['negative_votes_values'][$value];
}
function user_exists($username) {
global $db;
$username = $db->escape($username);
$res=$db->get_var("SELECT count(*) FROM users WHERE user_login='$username'");
if ($res>0) return true;
return false;
}
function email_exists($email) {
global $db;
$parts = explode('@', $email);
$domain = $parts[1];
$subparts = explode('+', $parts[0]); // Because we allow user+extension@gmail.com
$user = $subparts[0];
$user = $db->escape($user);
$domain = $db->escape($domain);
$res=$db->get_var("SELECT count(*) FROM users WHERE user_email LIKE '$user%@$domain'");
if ($res>0) return $res;
return false;
}
function check_ban_list($what, $list) {
if (!empty($list)) {
$domains = preg_split("/[\s,]+/", $list);
foreach ($domains as $domain) {
if (preg_match("/$domain$/i", $what))
return true;
}
}
return false;
}
function check_email($email) {
global $globals;
if (! preg_match('/^[a-zA-Z0-9_\-\.]+(\+[a-zA-Z0-9_\-\.]+)*@[a-zA-Z0-9_\-\.]+\.[a-zA-Z]{2,4}$/', $email))
return false;
if(check_ban_list($email, $globals['forbidden_email_domains'])) return false;
return true;
}
function url_clean($url) {
$array = explode('#', $url, 1);
return $array[0];
}
function check_username($name) {
return (preg_match('/^[a-zçÇñÑ][a-z0-9_\-\.çÇñÑ·]+$/i', $name) && strlen($name) <= 24);
}
function txt_time_diff($from, $now=0){
$txt = '';
if($now==0) $now = time();
$diff=$now-$from;
$days=intval($diff/86400);
$diff=$diff%86400;
$hours=intval($diff/3600);
$diff=$diff%3600;
$minutes=intval($diff/60);
if($days>1) $txt .= " $days "._('días');
else if ($days==1) $txt .= " $days "._('día');
if($hours>1) $txt .= " $hours "._('horas');
else if ($hours==1) $txt .= " $hours "._('hora');
if($minutes>1) $txt .= " $minutes "._('minutos');
else if ($minutes==1) $txt .= " $minutes "._('minuto');
if($txt=='') $txt = ' '. _('pocos segundos');
return $txt;
}
function txt_shorter($string, $len=70) {
if (strlen($string) > $len)
$string = substr($string, 0, $len-3) . "...";
return $string;
}
// Used to get the text content for stories and comments
function clean_text($string, $wrap=0, $replace_nl=true, $maxlength=0) {
$string = stripslashes(trim($string));
$string = html_entity_decode($string, ENT_COMPAT, 'UTF-8');
// Replace two "-" by a single longer one, to avoid problems with xhtml comments
$string = preg_replace('/--/', '', $string);
if ($wrap>0) $string = wordwrap($string, $wrap, " ", 1);
if ($replace_nl) $string = preg_replace('/[\n\t\r]+/s', ' ', $string);
if ($maxlength > 0) $string = mb_substr($string, 0, $maxlength);
return htmlspecialchars($string, ENT_COMPAT, 'UTF-8');
}
function clean_lines($string) {
return preg_replace('/[\n\r]{6,}/', "\n\n", $string);
}
function save_text_to_html($string) {
//$string = strip_tags(trim($string));
//$string= htmlspecialchars(trim($string));
$string= text_to_html($string);
$string = preg_replace("/\r\n|\r|\n/", "\n
\n", $string);
return $string;
}
function text_to_html($string) {
// Dirty trick to allow tagging consecutives words
//$string = preg_replace('/([_*[0-9]) ([#_*])/', "$1 $2", $string);
$string = preg_replace('/([\(\[:\.\s]|^)(https*:\/\/)([^ \t\n\r\]\(\)\&]{5,70})([^ \t\n\r\]\(\)]*)([^ .\t,\n\r\(\)\"\'\]\?])/', '$1$3$5', $string);
$string = preg_replace('/(^|[\W\s])_([^\s<>]+)_/', "$1$2", $string);
$string = preg_replace('/(^|[\W\s])\*([^\s<>]+)\*/', "$1$2", $string);
return $string;
}
function check_integer($which) {
if (is_numeric($_REQUEST[$which])) {
return intval($_REQUEST[$which]);
} else {
return false;
}
}
function get_current_page() {
if(($var=check_integer('page'))) {
return $var;
} else {
return 1;
}
// return $_GET['page']>0 ? $_GET['page'] : 1;
}
function get_search_clause($option='') {
global $db;
if($option == 'boolean') {
$mode = 'IN BOOLEAN MODE';
}
if(!empty($_REQUEST['search'])) {
$_REQUEST['search'] = preg_replace('/\*/', '', trim(substr(strip_tags($_REQUEST['search']), 0, 250))); // to avoid overload in search
$words_count = count(explode(" ", $_REQUEST['search']));
$words = $db->escape($_REQUEST['search']);
if (preg_match('/^tag:/', $words)) {
$_REQUEST['tag'] = 'true';
$words=preg_replace('/^tag: */', '', $words);
} elseif (preg_match('/^date:/', $words) || $words_count == 1) {
$_REQUEST['date'] = 'true';
$mode = 'IN BOOLEAN MODE';
$words=preg_replace('/^date: */', '', $words);
}
if ($_REQUEST['tag'] == 'true') {
$where .= "MATCH (link_tags) AGAINST ('$words' $mode) ";
} elseif ($words_count == 1 && preg_match('/^http[s]*:\/\/|^www\./', $words)) {
// With URLs, search with "like" because mysql (5.0) give erroneous results otherwise
$where = "link_url like '%$words%' ";
} else {
$where = "MATCH (link_url, link_url_title, link_title, link_content, link_tags) AGAINST ('$words' $mode) ";
}
if (!empty($_REQUEST['from'])) {
$where .= " AND link_date > from_unixtime(".intval($_REQUEST['from']).") ";
}
// To avoid showing news still in "limbo"
// it also avoid to show old discarded news
$where .= " AND (link_status != 'discard' OR (link_status = 'discard' AND link_date > date_sub(now(), interval 7 day) AND link_votes > 0)) ";
return $where;
} else {
return false;
}
}
function get_date($epoch) {
return date("Y-m-d", $epoch);
}
function get_date_time($epoch) {
//return date("Y-m-d H:i", $epoch);
return date(" d-m-Y H:i", $epoch);
}
function get_server_name() {
global $server_name;
if(empty($server_name))
return $_SERVER['SERVER_NAME'];
else
return $server_name;
}
function get_user_uri($user, $view='') {
global $globals;
if (!empty($globals['base_user_url'])) {
$uri= $globals['base_url'] . $globals['base_user_url'] . htmlspecialchars($user);
if (!empty($view)) $uri .= "/$view";
} else {
$uri = $globals['base_url'].'user.php?login='.htmlspecialchars($user);
if (!empty($view)) $uri .= "&view=$view";
}
return $uri;
}
function post_get_base_url($option='') {
global $globals;
if (empty($globals['base_sneakme_url'])) {
if (empty($option)) {
return $globals['base_url'].'sneakme/';
} else {
return $globals['base_url'].'sneakme/?id='.$option;
}
} else {
return $globals['base_url'].$globals['base_sneakme_url'].$option;
}
}
function get_avatar_url($user, $avatar, $size) {
global $globals;
if ($avatar > 0 && !empty($globals['avatars_dir'])) {
$file = $globals['avatars_dir'] . '/'. intval($user/$globals['avatars_files_per_dir']) . '/' . $user . "-$size.jpg";
$file_path = mnmpath.'/'.$file;
if (is_readable($file_path)) {
return $globals['base_url'] . $file;
} else {
return $globals['base_url'] . "backend/get_avatar.php?id=$user&size=$size";
}
}
return get_no_avatar_url($size);
}
function get_no_avatar_url($size) {
global $globals;
return $globals['base_url'].'img/common/no-gravatar-2-'.$size.'.jpg';
}
function utf8_substr($str,$start)
{
preg_match_all("/./su", $str, $ar);
if(func_num_args() >= 3) {
$end = func_get_arg(2);
return join("",array_slice($ar[0],$start,$end));
} else {
return join("",array_slice($ar[0],$start));
}
}
function not_found() {
header("HTTP/1.0 404 Not Found");
header("Status: 404 Not Found");
echo '' . "\n";
echo '' . "\n";
echo '' . "\n";
echo '' . "\n";
echo "". _('error') . "\n";
echo '' . "\n";
echo '' . "\n";
echo '' . "\n";
echo "\n";
echo '' . _('error') . ' 3.1415926536
' . _('no encontrado') . '
';
echo "\n";
exit;
}
function get_uppercase_ratio($str) {
$str = trim(htmlspecialchars_decode($str));
$len = mb_strlen($str);
$uppers = preg_match_all('/[A-Z]/', $str, $matches);
if ($uppers > 0 && $len > 0) {
return $uppers/$len;
}
return 0;
}
function do_modified_headers($time, $tag) {
header('Last-Modified: ' . date('r', $time));
header('ETag: "'.$tag.'"');
header('Cache-Control: max-age=5');
}
function get_if_modified() {
// Get client headers - Apache only
$request = apache_request_headers();
if (isset($request['If-Modified-Since'])) {
// Split the If-Modified-Since (Netscape < v6 gets this wrong)
$modifiedSince = explode(';', $request['If-Modified-Since']);
return strtotime($modifiedSince[0]);
} else {
return 0;
}
}
function print_simpleformat_buttons($textarea_id) {
global $globals;
echo '
';
echo '
';
}
function put_smileys($str) {
global $globals;
if ($globals['bot']) return $str;
$str=preg_replace('/:-{0,1}\)/i', ' .$globals['base_url'].'img/smileys/smiley.gif ":-)")
', $str);
$str=preg_replace('/[^t];-{0,1}\)/i', ' .$globals['base_url'].'img/smileys/wink.gif ";)")
', $str);
$str=preg_replace('/:-{0,1}>/i', ' .$globals['base_url'].'img/smileys/cheesy.gif ":->")
', $str);
$str=preg_replace('/:-D|:grin:/i', ' .$globals['base_url'].'img/smileys/grin.gif ":-D")
', $str);
$str=preg_replace('/:oops:|<:\(/i', ' .$globals['base_url'].'img/smileys/embarassed.gif ":oops: <:(")
', $str);
$str=preg_replace('/>:-{0,1}\(/i', ' .$globals['base_url'].'img/smileys/angry.gif ">:-(")
', $str);
$str=preg_replace('/\?(:-){0,1}\(/i', ' .$globals['base_url'].'img/smileys/huh.gif "?(")
', $str);
$str=preg_replace('/:-{0,1}\(/i', ' .$globals['base_url'].'img/smileys/sad.gif ":-(")
', $str);
$str=preg_replace('/:-O/', ' .$globals['base_url'].'img/smileys/shocked.gif ":-O")
', $str);
$str=preg_replace('/ 8-{0,1}[D\)]|:cool:/', ' .$globals['base_url'].'img/smileys/cool.gif ":cool: 8-D")
', $str);
$str=preg_replace('/:roll:/i', ' .$globals['base_url'].'img/smileys/rolleyes.gif ":roll:")
', $str);
$str=preg_replace('/:-P/i', ' .$globals['base_url'].'img/smileys/tongue.gif ":-P")
', $str);
$str=preg_replace('/:-x/i', ' .$globals['base_url'].'img/smileys/lipsrsealed.gif ":-x")
', $str);
$str=preg_replace('/([^ps]):-{0,1}\//i', '$1 .$globals['base_url'].'img/smileys/undecided.gif ":-/ :/")
', $str);
$str=preg_replace('/:\'\(|:cry:/i', ' .$globals['base_url'].'img/smileys/cry.gif ":cry: :\'(")
', $str);
$str=preg_replace('/([^a-zA-Z]|^)[xX]D+|:lol:/', ' .$globals['base_url'].'img/smileys/laugh.gif ":lol: xD")
', $str);
$str=preg_replace('/ :-{0,1}S/i', ' .$globals['base_url'].'img/smileys/confused.gif ":-S :S")
', $str);
$str=preg_replace('/:-{0,1}\|/i', ' .$globals['base_url'].'img/smileys/blank.gif ":-| :|")
', $str);
$str=preg_replace('/:-{0,1}\*/i', ' .$globals['base_url'].'img/smileys/kiss.gif ":-* :*")
', $str);
return $str;
}
// Meta categories helpers
define('META_YES', '
');
define('META_NO', '
');
function meta_get_current() {
global $globals, $db, $current_user;
$globals['meta_current'] = 0;
if (!empty($_COOKIE['mnm_user_meta'])) {
$meta = $db->escape(clean_input_string($_COOKIE['mnm_user_meta']));
$globals['meta_user_default'] = $db->get_var("select category_id from categories where category_uri = '$meta' and category_parent = 0");
}
if (!empty($_REQUEST['meta'])) {
$globals['meta'] = clean_input_string($_REQUEST['meta']);
// Special metas begin with _
if ($globals['meta'][0] == '_') {
if ($globals['meta_user_default'] > 0) {
$globals['meta_skip'] = '?meta=_all';
}
return 0;
}
$meta = $db->escape($globals['meta']);
$globals['meta_current'] = $db->get_var("select category_id from categories where category_uri = '$meta' and category_parent = 0");
if (empty($globals['meta_current'])) {
$globals['meta'] = ''; // Security measure
}
} elseif ($globals['meta_user_default'] > 0) {
// Select user default only if no category has been selected
if(empty($_REQUEST['category']))
$globals['meta_current'] = $globals['meta_user_default'];
} elseif ($current_user->user_id > 0 && ($current_user->user_comment_pref & 2) > 0) {
$globals['meta']= '_friends';
$globals['meta_skip'] = '?meta=_all';
return 0;
}
if ($globals['meta_current'] > 0) {
$globals['meta_categories'] = meta_get_categories_list($globals['meta_current']);
if (empty($globals['meta_categories'])) {
$globals['meta_current'] = 0;
}
$globals['meta_skip'] = '?meta=_all';
}
//echo "meta_current: " . $globals['meta_current'] . "
\n";
return $globals['meta_current'];
}
function meta_get_categories_list($id) {
global $db;
$list = ''; $i = 0;
$categories = $db->get_results("SELECT category_id FROM categories WHERE category_parent = $id");
if (!$categories) return false;
foreach ($categories as $category) {
if ($i>0) $list .= ',';
$i++;
$list .= $category->category_id;
}
return $list;
}
function meta_teaser($current, $default) {
global $globals;
if ($current == $default)
return META_YES;
else
return META_NO;
}
function meta_teaser_item() {
global $globals, $current_user;
if ($globals['meta'][0] != '_' || $globals['meta'] == '_all') { // Ignore special metas
echo ''.meta_teaser($globals['meta_current'], $globals['meta_user_default']).'';
}
}
?>