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fn_core.php
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fn_core.php
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<?php
/**
* This file is part of playSMS.
*
* playSMS 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 3 of the License, or
* (at your option) any later version.
*
* playSMS 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 playSMS. If not, see <http://www.gnu.org/licenses/>.
*/
defined('_SECURE_') or die('Forbidden');
/**
* Protection againts SQL injection especially when magic_quotes_gpc set to "Off"
*
* @param array $array
* $_POST or $_GET
* @return array
*/
function core_array_addslashes($array) {
if (is_array($array)) {
foreach ($array as $key => $value) {
if (!is_array($value)) {
$new_arr[$key] = addslashes($value);
}
if (is_array($value)) {
$new_arr[$key] = core_array_addslashes($value);
}
}
}
return $new_arr;
}
/**
* Protection againts SQL injection especially when magic_quotes_gpc set to "Off"
*
* @param mixed $data
* simple variable or array of variables
* @return mixed
*/
function core_addslashes($data) {
if (is_array($data)) {
$data = core_array_addslashes($data);
} else {
$data = addslashes($data);
}
return $data;
}
/**
* Protection againts XSS
*
* @param array $array
* $_POST or $_GET
* @return array
*/
function core_array_htmlspecialchars($array) {
if (is_array($array)) {
foreach ($array as $key => $value) {
if (!is_array($value)) {
$new_arr[$key] = htmlspecialchars($value);
}
if (is_array($value)) {
$new_arr[$key] = core_array_htmlspecialchars($value);
}
}
}
return $new_arr;
}
/**
* Protection againts XSS
*
* @param mixed $data
* simple variable or array of variables
* @return mixed
*/
function core_htmlspecialchars($data) {
if (is_array($data)) {
$data = core_array_htmlspecialchars($data);
} else {
$data = htmlspecialchars($data);
}
return $data;
}
/**
* Display untrusted user input, protection againts XSS using HTMLPurifier()
*
* @param mixed $data
* untrusted inputs
* @return mixed
*/
function core_sanitize_inputs($data) {
$config = HTMLPurifier_Config::createDefault();
$config->set('Attr.EnableID', TRUE);
$config->set('HTML.SafeObject', TRUE);
$config->set('HTML.SafeEmbed', TRUE);
$config->set('Output.FlashCompat', TRUE);
$config->set('HTML.SafeIframe', TRUE);
$config->set('URI.SafeIframeRegexp', '%^https://(www.youtube.com/embed/|player.vimeo.com/video/)%');
$config->set('HTML.Allowed', '*[style|class],p,ol,li,ul,b,u,strike,strong,blockquote,em,br,span,div,a[href|title|target|rel],img[src|alt|title|width|height|hspace|vspace],hr,font,pre,table[cellpadding|cellspacing],tr,td,th,tbody,thead,h1,h2,h3,h4,h5,iframe[src|width|height]');
$hp = new HTMLPurifier($config);
if (is_array($data)) {
foreach ($data as $key => $value) {
if (is_array($value)) {
$ret[$key] = core_display_html($value);
} else {
$value = stripslashes($value);
$value = $hp->purify($value);
$value = addslashes($value);
$ret[$key] = $value;
}
}
} else {
$data = stripslashes($data);
$data = $hp->purify($data);
$data = addslashes($data);
$ret = $data;
}
return $ret;
}
/**
* Set the language for the user, if it's no defined just leave it with the default
*
* @param string $var_username
* Username
* @return boolean TRUE if valid
*/
function core_setuserlang($username = "") {
global $core_config;
$c_lang_module = core_lang_get();
$db_query = "SELECT language_module FROM " . _DB_PREF_ . "_tblUser WHERE flag_deleted='0' AND username='$username'";
$db_result = dba_query($db_query);
$db_row = dba_fetch_array($db_result);
if (trim($db_row['language_module'])) {
$c_lang_module = $db_row['language_module'];
}
if (defined('LC_MESSAGES')) {
// linux
setlocale(LC_MESSAGES, $c_lang_module, $c_lang_module . '.utf8', $c_lang_module . '.utf-8', $c_lang_module . '.UTF8', $c_lang_module . '.UTF-8');
} else {
// windows
putenv('LC_ALL={' . $c_lang_module . '}');
}
}
// fixme anton
// enforced to declare function _() for gettext replacement if no PHP gettext extension found
// it is also possible to completely remove gettext and change multi-lang with translation array
if (!function_exists('_')) {
function _($text) {
return $text;
}
}
function core_query_sanitize($var) {
$var = str_replace("/", "", $var);
$var = str_replace("|", "", $var);
$var = str_replace("\\", "", $var);
$var = str_replace("\"", "", $var);
$var = str_replace('\'', "", $var);
$var = str_replace("..", "", $var);
$var = strip_tags($var);
return $var;
}
function core_sanitize_path($var) {
$var = str_replace("|", "", $var);
$var = str_replace("..", "", $var);
$var = strip_tags($var);
return $var;
}
function core_hook($c_plugin, $c_function, $c_param = array()) {
$c_fn = $c_plugin . '_hook_' . $c_function;
if ($c_plugin && $c_function && function_exists($c_fn)) {
return call_user_func_array($c_fn, $c_param);
}
}
/**
* Call function that hook caller function
*
* @global array $core_config
* @param string $function_name
* @param array $arguments
* @return string
*/
function core_call_hook($function_name = '', $arguments = array()) {
global $core_config;
$ret = NULL;
if (!$function_name) {
if (_PHP_VER_ >= 50400) {
$f = debug_backtrace(0, 2);
// PHP 5.4.0 and above
} else {
$f = debug_backtrace();
// PHP prior to 5.4.0
}
$function_name = $f[1]['function'];
$arguments = $f[1]['args'];
}
for ($c = 0; $c < count($core_config['featurelist']); $c++) {
if ($ret = core_hook($core_config['featurelist'][$c], $function_name, $arguments)) {
break;
}
}
return $ret;
}
function playsmsd() {
// plugin feature
core_call_hook();
// plugin gateway
$smscs = gateway_getall_smsc_names();
foreach ($smscs as $smsc) {
$smsc_data = gateway_get_smscbyname($smsc);
$gateways[] = $smsc_data['gateway'];
}
if (is_array($gateways)) {
$gateways = array_unique($gateways);
foreach ($gateways as $gateway) {
core_hook($gateway, 'playsmsd');
}
}
// plugin themes
core_hook(core_themes_get(), 'playsmsd');
}
function playsmsd_once($param) {
// plugin feature
core_call_hook();
// plugin gateway
$smscs = gateway_getall_smsc_names();
foreach ($smscs as $smsc) {
$smsc_data = gateway_get_smscbyname($smsc);
$gateways[] = $smsc_data['gateway'];
}
if (is_array($gateways)) {
$gateways = array_unique($gateways);
foreach ($gateways as $gateway) {
core_hook($gateway, 'playsmsd_once', array(
$param
));
}
}
// plugin themes
core_hook(core_themes_get(), 'playsmsd_once', array(
$param
));
}
function core_str2hex($string) {
$hex = '';
$len = strlen($string);
for ($i = 0; $i < $len; $i++) {
$hex .= str_pad(dechex(ord($string[$i])), 2, 0, STR_PAD_LEFT);
}
return $hex;
}
/**
* Display untrusted HTML data, protection againts XSS using HTMLPurifier()
*
* @param mixed $data
* untrusted inputs
* @return mixed
*/
function core_display_html($data) {
$config = HTMLPurifier_Config::createDefault();
$config->set('Attr.EnableID', TRUE);
$config->set('HTML.SafeObject', TRUE);
$config->set('HTML.SafeEmbed', TRUE);
$config->set('Output.FlashCompat', TRUE);
$config->set('HTML.SafeIframe', TRUE);
$config->set('URI.SafeIframeRegexp', '%^https://(www.youtube.com/embed/|player.vimeo.com/video/)%');
$config->set('HTML.Allowed', '*[style|class],p,ol,li,ul,b,u,strike,strong,blockquote,em,br,span,div,a[href|title|target|rel],img[src|alt|title|width|height|hspace|vspace],hr,font,pre,table[cellpadding|cellspacing],tr,td,th,tbody,thead,h1,h2,h3,h4,h5,iframe[src|width|height]');
$hp = new HTMLPurifier($config);
if (is_array($data)) {
foreach ($data as $key => $value) {
if (is_array($value)) {
$ret[$key] = core_display_html($value);
} else {
$value = $hp->purify($value);
$ret[$key] = $value;
}
}
} else {
$value = $hp->purify($data);
$ret = $value;
}
return $ret;
}
/**
* Format text for safe display on the web
*
* @param $text original
* text
* @param $len length
* of text
* @return formatted text
*/
function core_display_text($text, $len = 0) {
$hp = new HTMLPurifier();
if (is_array($text)) {
foreach ($text as $item) {
$ret[] = core_display_text((string) $item, $len);
}
} else {
$text = $hp->purify($text);
$text = strip_tags($text);
$text = ($len > 0 ? substr($text, 0, $len) . '..' : $text);
}
return $text;
}
/*
* Format $data for safe display on the web @param $data original $data @return formatted $data
*/
function core_display_data($data) {
if (is_array($data)) {
foreach ($data as $key => $val) {
$data[$key] = core_display_text($val);
}
} else {
$data = core_display_text($data);
}
return $data;
}
/**
* Convert timestamp to datetime in UTC
*
* @param $timestamp timestamp
* @return current date and time
*/
function core_convert_datetime($timestamp) {
global $core_config;
$tz = core_get_timezone();
$ret = date($core_config['datetime']['format'], $timestamp);
return $ret;
}
/**
* Get current server date and time in GMT+0
*
* @return current date and time
*/
function core_get_datetime() {
global $core_config;
$tz = core_get_timezone();
$dt = date($core_config['datetime']['format'], time());
$ret = core_adjust_datetime($dt, $tz);
return $ret;
}
/**
* Get current server date in GMT+0
*
* @return current date
*/
function core_get_date() {
$ret = core_get_datetime();
$arr = explode(' ', $ret);
$ret = $arr[0];
return $ret;
}
/**
* Get current server time in GMT+0
*
* @return current time
*/
function core_get_time() {
$ret = core_get_datetime();
$arr = explode(' ', $ret);
$ret = $arr[1];
return $ret;
}
/**
* Get timezone
*
* @param $username username
* or empty for default timezone
* @return timezone
*/
function core_get_timezone($username = '') {
global $core_config;
$ret = '';
if ($username) {
$list = dba_search(_DB_PREF_ . '_tblUser', 'datetime_timezone', array(
'flag_deleted' => 0,
'username' => $username
));
$ret = $list[0]['datetime_timezone'];
}
if (!$ret) {
$ret = $core_config['main']['gateway_timezone'];
}
return $ret;
}
/**
* Calculate timezone string into number of seconds offset
*
* @param $tz timezone
* @return offset in number of seconds
*/
function core_datetime_offset($tz = 0) {
$n = (int) $tz;
$m = $n % 100;
$h = ($n - $m) / 100;
$num = ($h * 3600) + ($m * 60);
return ($num ? $num : 0);
}
/**
* Format and adjust date/time from GMT+0 to user's timezone for web display purposes
*
* @param $time date/time
* @param $tz timezone
* @return formatted date/time with adjusted timezone
*/
function core_display_datetime($time, $tz = 0) {
global $core_config, $user_config;
$time = trim($time);
$ret = $time;
if ($time && ($time != '0000-00-00 00:00:00')) {
if (!$tz) {
if (!($tz = $user_config['datetime_timezone'])) {
$tz = $core_config['main']['gateway_timezone'];
}
}
$time = strtotime($time);
$off = core_datetime_offset($tz);
// the difference between core_display_datetime() and core_adjust_datetime()
// core_display_datetime() will set to user's timezone (+offset)
$ret = $time + $off;
$ret = date($core_config['datetime']['format'], $ret);
}
return $ret;
}
/**
* Format text to proper date/time format
*
* @param string $text
* @return string
*/
function core_format_datetime($text) {
global $core_config;
$ts = strtotime($text);
$ret = date($core_config['datetime']['format'], $ts);
return $ret;
}
/**
* Format and adjust date/time to GMT+0 for log or incoming SMS saving purposes
*
* @param $time date/time
* @param $tz timezone
* @return formatted date/time with adjusted timezone
*/
function core_adjust_datetime($time, $tz = 0) {
global $core_config, $user_config;
$time = trim($time);
$ret = $time;
if ($time && ($time != '0000-00-00 00:00:00')) {
if (!$tz) {
if (!($tz = $user_config['datetime_timezone'])) {
$tz = $core_config['main']['gateway_timezone'];
}
}
$time = strtotime($time);
$off = core_datetime_offset($tz);
// the difference between core_display_datetime() and core_adjust_datetime()
// core_adjust_datetime() will set to GTM+0 (-offset)
$ret = $time - $off;
$ret = date($core_config['datetime']['format'], $ret);
}
return $ret;
}
/**
* Generates a new string, for example a new password
*/
function core_get_random_string($length = 8, $valid_chars = '') {
$valid_chars = str_replace(' ', '', $valid_chars);
if (!$valid_chars) {
$valid_chars = "abcdefghjkmnpqrstuxyvwzABCDEFGHJKLMNPQRSTUXYVWZ@#$%&";
}
$valid_char_len = strlen($valid_chars);
$result = "";
for ($i = 0; $i < $length; $i++) {
$index = mt_rand(0, $valid_char_len - 1);
$result .= $valid_chars[$index];
}
return $result;
}
/**
* Sanitize username
*/
function core_sanitize_username($username) {
$username = preg_replace("/[^A-Za-z0-9\.\-\_]/", '', $username);
return $username;
}
/**
* Sanitize to alpha-numeric only
*/
function core_sanitize_alphanumeric($string) {
// $text = preg_replace("/[^A-Za-z0-9]/", '', $text);
$string = trim(preg_replace('/[^\p{L}\p{N}]+/u', '', $string));
return $string;
}
/**
* Sanitize to alpha only
*/
function core_sanitize_alpha($string) {
// $text = preg_replace("/[^A-Za-z]/", '', $text);
$string = trim(preg_replace('/[^\p{L}]+/u', '', $string));
return $string;
}
/**
* Sanitize to numeric only
*/
function core_sanitize_numeric($string) {
// $text = preg_replace("/[^0-9]/", '', $text);
$string = trim(preg_replace('/[^\p{N}]+/u', '', $string));
return $string;
}
/**
* Sanitize SMS sender
*/
function core_sanitize_sender($string) {
// $string = core_sanitize_alphanumeric($string);
// allows alphanumeric, space, dash, underscore
$string = trim(preg_replace('/[^\p{L}\p{N}]\s-_+/u', '', $string));
$string = substr($string, 0, 16);
if (preg_match('/[^\p{L}\p{N}]\s-_+/u', $string) == TRUE) {
$string = substr($string, 0, 11);
}
return $string;
}
/**
* Sanitize SMS footer
*/
function core_sanitize_footer($text) {
$text = str_replace('"', "'", $text);
if (strlen($text) > 30) {
$text = substr($text, 0, 30);
}
return $text;
}
/**
* Function: core_net_match()
* ref: http://stackoverflow.com/a/10422605 (Volomike)
*
* This function returns a boolean value.
* Usage: core_net_match("IP RANGE", "IP ADDRESS")
*/
function core_net_match($network, $ip) {
$network = trim($network);
$orig_network = $network;
$ip = trim($ip);
if ($ip == $network) {
//_p("used network ($network) for ($ip)\n");
return TRUE;
}
$network = str_replace(' ', '', $network);
if (strpos($network, '*') !== FALSE) {
if (strpos($network, '/') !== FALSE) {
$asParts = explode('/', $network);
$network = @$asParts[0];
}
$nCount = substr_count($network, '*');
$network = str_replace('*', '0', $network);
if ($nCount == 1) {
$network .= '/24';
} else if ($nCount == 2) {
$network .= '/16';
} else if ($nCount == 3) {
$network .= '/8';
} else if ($nCount > 3) {
return TRUE;
// if *.*.*.*, then all, so matched
}
}
//_p("from original network($orig_network), used network ($network) for ($ip)\n");
$d = strpos($network, '-');
if ($d === FALSE) {
$ip_arr = explode('/', $network);
if (!preg_match("@\d*\.\d*\.\d*\.\d*@", $ip_arr[0], $matches)) {
$ip_arr[0] .= ".0";
// Alternate form 194.1.4/24
}
$network_long = ip2long($ip_arr[0]);
$x = ip2long($ip_arr[1]);
$mask = long2ip($x) == $ip_arr[1] ? $x : (0xffffffff << (32 - $ip_arr[1]));
$ip_long = ip2long($ip);
return ($ip_long & $mask) == ($network_long & $mask);
} else {
$from = trim(ip2long(substr($network, 0, $d)));
$to = trim(ip2long(substr($network, $d + 1)));
$ip = ip2long($ip);
return ($ip >= $from and $ip <= $to);
}
}
/**
* Function: core_string_to_gsm()
* This function encodes an UTF-8 string into GSM 03.38
* Since UTF-8 is largely ASCII compatible, and GSM 03.38 is somewhat compatible, unnecessary conversions are removed.
* Specials chars such as € can be encoded by using an escape char \x1B in front of a backwards compatible (similar) char.
* UTF-8 chars which doesn't have a GSM 03.38 equivalent is replaced with a question mark.
* UTF-8 continuation bytes (\x08-\xBF) are replaced when encountered in their valid places, but
* any continuation bytes outside of a valid UTF-8 sequence is not processed.
* Based on https://github.com/onlinecity/php-smpp
*
* @param string $string
* @return string
*/
function core_string_to_gsm($string) {
$dict = array(
'@' => "\x00",
'£' => "\x01",
'$' => "\x02",
'¥' => "\x03",
'è' => "\x04",
'é' => "\x05",
'ù' => "\x06",
'ì' => "\x07",
'ò' => "\x08",
'Ç' => "\x09",
'Ø' => "\x0B",
'ø' => "\x0C",
'Å' => "\x0E",
'å' => "\x0F",
'Δ' => "\x10",
'_' => "\x11",
'Φ' => "\x12",
'Γ' => "\x13",
'Λ' => "\x14",
'Ω' => "\x15",
'Π' => "\x16",
'Ψ' => "\x17",
'Σ' => "\x18",
'Θ' => "\x19",
'Ξ' => "\x1A",
'Æ' => "\x1C",
'æ' => "\x1D",
'ß' => "\x1E",
'É' => "\x1F",
// all \x2? removed
// all \x3? removed
// all \x4? removed
'Ä' => "\x5B",
'Ö' => "\x5C",
'Ñ' => "\x5D",
'Ü' => "\x5E",
'§' => "\x5F",
'¿' => "\x60",
'ä' => "\x7B",
'ö' => "\x7C",
'ñ' => "\x7D",
'ü' => "\x7E",
'à' => "\x7F",
'^' => "\x1B\x14",
'{' => "\x1B\x28",
'}' => "\x1B\x29",
'\\' => "\x1B\x2F",
'[' => "\x1B\x3C",
'~' => "\x1B\x3D",
']' => "\x1B\x3E",
'|' => "\x1B\x40",
'€' => "\x1B\x65"
);
// '
$converted = strtr($string, $dict);
return $converted;
}
/**
* Function: core_detect_unicode()
* This function returns an boolean indicating if string needs to be converted to utf
* to be send as an SMS
*
* @param $text string
* to check
* @return int unicode
*/
function core_detect_unicode($text) {
$unicode = 0;
$textgsm = core_string_to_gsm($text);
$match = preg_match_all('/([\\xC0-\\xDF].)|([\\xE0-\\xEF]..)|([\\xF0-\\xFF]...)/m', $textgsm, $matches);
if ($match !== FALSE) {
if ($match == 0) {
$unicode = 0;
} else {
$unicode = 1;
}
} else {
//TODO broken regexp in this case, warn user
}
return $unicode;
}
/**
* SMS strlen() based on unicode status
*
* @param string $text
* @param string $encoding
* @return integer Length of text
*/
function core_smslen($text, $encoding = "") {
if (function_exists('mb_strlen') && core_detect_unicode($text)) {
if ($encoding = trim($encoding)) {
$len = mb_strlen($text, $encoding);
} else {
$len = mb_strlen($text, "UTF-8");
}
} else if (core_detect_unicode($text)) {
$len = strlen(utf8_decode($text));
} else {
$len = strlen($text);
}
return (int) $len;
}
/**
* Function: array_to_xml()
* ref: http://stackoverflow.com/a/3289602 (onokazu)
*
* This function returns an xml format of an array
* Usage: core_array_to_xml(ARRAY, SimpleXMLElement OBJECT)
*/
function core_array_to_xml($arr = array(), SimpleXMLElement $xml) {
foreach ($arr as $k => $v) {
if (is_numeric($k)) {
$k = 'item';
}
if (is_array($v)) {
core_array_to_xml($v, $xml->addChild($k));
} else {
$xml->addChild($k, $v);
}
}
return $xml;
}
/**
* XML to array using SimpleXML
*/
function core_xml_to_array($xml) {
$loaded = simplexml_load_string($xml);
$json = json_encode($loaded);
$var = json_decode($json, TRUE);
return $var;
}
/**
* Object to array
*/
function core_object_to_array($data) {
if (is_object($data)) {
$result = array();
foreach ((array) $data as $key => $value) {
$result[$key] = core_object_to_array($value);
}
return $result;
}
return $data;
}
/**
* Convert array to CSV formatted string
*
* @param array $item
* @return string
*/
function core_csv_format($item) {
$ret = '';
foreach ($item as $row) {
$entry = '';
foreach ($row as $field) {
$field = str_replace('"', "'", $field);
$entry .= '"' . $field . '",';
}
$entry = substr($entry, 0, -1);
$ret .= $entry . "\n";
}
return $ret;
}
/**
* Download content as a file
*
* @param string $content
* @param string $fn
* @param string $content_type
* @param string $charset
* @param string $content_encoding
* @param string $convert_encoding_to
*/
function core_download($content, $fn = '', $content_type = '', $charset = '', $content_encoding = '', $convert_encoding_to = '') {
$fn = ($fn ? $fn : 'download.txt');
$content_type = (trim($content_type) ? strtolower(trim($content_type)) : 'text/plain');
$charset = strtolower(trim($charset));
ob_end_clean();
header('Pragma: public');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
if ($content_encoding) {
header('Content-Encoding: ' . $content_encoding);
}
if ($charset) {
header('Content-Type: ' . $content_type . '; charset=' . $charset);
} else {
header('Content-Type: ' . $content_type);
}
header('Content-Disposition: attachment; filename=' . $fn);
if ($convert_encoding_to) {
if (function_exists('iconv')) {
$content = iconv($convert_encoding_to, $content_encoding, $content);
} else if (function_exists('mb_convert_encoding')) {
$content = mb_convert_encoding($content, $convert_encoding_to, $content_encoding);
}
}
_p($content);
die();
}
/**
* Get default SMSC
*
* @global array $core_config
* @return string
*/
function core_smsc_get() {
global $core_config;
$ret = core_call_hook();
if (!$ret) {
return $core_config['main']['gateway_module'];
}
return $ret;
}
/**
* Get default gateway based on default SMSC
*
* @global array $core_config
* @return string
*/
function core_gateway_get() {
global $core_config;
$ret = core_call_hook();
if (!$ret) {
$smsc = core_smsc_get();
$smsc_data = gateway_get_smscbyname($smsc);
$gateway = $smsc_data['gateway'];
return $gateway;
}
return $ret;
}
/**
* Get active language
*
* @global array $core_config
* @return string
*/
function core_lang_get() {
global $core_config, $user_config;
$ret = core_call_hook();
if (!$ret) {
return ($user_config['language_module'] ? $user_config['language_module'] : $core_config['main']['language_module']);
}
return $ret;
}
/**
* Get active themes
*
* @global array $core_config
* @return string
*/
function core_themes_get() {
global $core_config;
$ret = core_call_hook();
if (!$ret) {
return $core_config['main']['themes_module'];
}
return $ret;
}
/**
* Get status of plugin, loaded or not
*
* @param integer $uid
* @param string $plugin_category
* @param string $plugin_name
* @return boolean
*/
function core_plugin_get_status($uid, $plugin_category, $plugin_name) {
$ret = FALSE;
// check config.php and fn.php
$plugin_category = core_sanitize_path($plugin_category);
$plugin_name = core_sanitize_path($plugin_name);
$fn_cnf = _APPS_PATH_PLUG_ . '/' . $plugin_category . '/' . $plugin_name . '/config.php';
$fn_lib = _APPS_PATH_PLUG_ . '/' . $plugin_category . '/' . $plugin_name . '/fn.php';
if (file_exists($fn_cnf) && $fn_lib) {
// check plugin_status registry
$status = registry_search($uid, $plugin_category, $plugin_name, 'enabled');
// $status = 1 for disabled
// $status = 2 for enabled
if ($status == 2) {
$ret = TRUE;
}
}
return $ret;
}
/**
* Set status of plugin
*