if ( varset($pref['foo']) ) will use the pref, or ''.
* Can set 2nd param to any other default value you like (e.g. false, 0, or whatever)
* $testvalue adds additional test of the value (not just isset())
* Examples:
*
* $something = pref; Bug if pref not set ==> $something = varset(pref);
* $something = isset(pref) ? pref : ""; ==> $something = varset(pref);
* $something = isset(pref) ? pref : default; ==> $something = varset(pref,default);
* $something = isset(pref) && pref ? pref : default; ==> use varsettrue(pref,default)
*
*
* @param mixed $val
* @param mixed $default [optional]
* @return mixed
*/
function varset(&$val, $default='')
{
if (isset($val)) { return $val; }
return $default;
}
/**
* Check if the given string is defined (constant)
*
* @param string $str
* @param mixed $default [optional]
* @return
*/
function defset($str, $default='')
{
if (defined($str)) { return constant($str); }
return $default;
}
/**
* Variant of {@link varset()}, but only return the value if both set AND 'true'
*
* @param mixed $val
* @param mixed $default [optional]
* @return mixed
*/
function varsettrue(&$val, $default='')
{
if (isset($val) && $val) { return $val; }
return $default;
}
/**
* Alias of {@link varsettrue()}
*
* @param mixed $val
* @param mixed $default [optional]
* @return mixed
*/
function vartrue(&$val, $default='')
{
return varsettrue($val, $default);
}
/**
* Variant of {@link defset()}, but only return the value if both defined AND 'true'
*
* @param string $str
* @param mixed $default [optional]
* @return mixed
*/
function defsettrue($str, $default='')
{
if (defined($str) && constant($str)) { return constant($str); }
return $default;
}
/**
* Alias of {@link defsettrue()}
*
* @param string $str
* @param mixed $default [optional]
* @return mixed
*/
function deftrue($str, $default='')
{
if (defined($str) && constant($str)) { return constant($str); }
return $default;
}
function e107_include($fname)
{
global $e107_debug;
$ret = ($e107_debug ? include($fname) : @include($fname));
return $ret;
}
function e107_include_once($fname)
{
global $e107_debug;
if(is_readable($fname))
{
$ret = (!$e107_debug)? @include_once($fname) : include_once($fname);
}
return (isset($ret)) ? $ret : '';
}
function e107_require_once($fname)
{
global $e107_debug;
$ret = ($e107_debug ? require_once($fname) : @require_once($fname));
return $ret;
}
function e107_require($fname)
{
global $e107_debug;
$ret = ($e107_debug ? require($fname) : @require($fname));
return $ret;
}
function print_a($var, $return = FALSE)
{
if( ! $return)
{
echo ''.htmlspecialchars(print_r($var, TRUE), ENT_QUOTES, 'utf-8').'
';
return TRUE;
}
else
{
return ''.htmlspecialchars(print_r($var, true), ENT_QUOTES, 'utf-8').'
';
}
}
/**
* Strips slashes from a var if magic_quotes_gqc is enabled
*
* @param mixed $data
* @return mixed
*/
function strip_if_magic($data)
{
if (MAGIC_QUOTES_GPC == true)
{
return array_stripslashes($data);
}
else
{
return $data;
}
}
/**
* Strips slashes from a string or an array
*
* @param mixed $value
* @return mixed
*/
function array_stripslashes($data)
{
return is_array($data) ? array_map('array_stripslashes', $data) : stripslashes($data);
}
function echo_gzipped_page()
{
if(headers_sent())
{
$encoding = false;
}
elseif( strpos($_SERVER["HTTP_ACCEPT_ENCODING"], 'x-gzip') !== false )
{
$encoding = 'x-gzip';
}
elseif( strpos($_SERVER["HTTP_ACCEPT_ENCODING"],'gzip') !== false )
{
$encoding = 'gzip';
}
else
{
$encoding = false;
}
if($encoding)
{
$contents = ob_get_contents();
ob_end_clean();
header('Content-Encoding: '.$encoding);
print("\x1f\x8b\x08\x00\x00\x00\x00\x00");
$size = strlen($contents);
$contents = gzcompress($contents, 9);
$contents = substr($contents, 0, $size);
print($contents);
exit();
}
else
{
ob_end_flush();
exit();
}
}
?>