/*
* String functions
*
* RSS Power Plus Professional v1.11
* Copyright (c) 2008-2009
* Success on the Internet Pty Ltd
* PO Box 25
* Salisbury SA 5108
* Australia
* Phone: +61 422 512 549
* Fax: +61 8 8425 9657
* Web: http://www.rss-power-plus.com
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*
*/
function get_string_between_sub($search, $from, $start_pos, &$pos1, &$search1, $case_sensitive)
{
if ( !is_array($search) ) $search = array($search);
$pos1_curr = false;
$search1_curr = '';
$pos1 = false;
$search1 = '';
foreach( $search as $search1_curr )
{
$pos1_curr = call_user_func( $case_sensitive ? 'strpos' : 'stripos', $from, $search1_curr, $start_pos );
if ( $pos1_curr === false )
{
continue;
}
else if ( $pos1 === false or $pos1_curr < $pos1 )
{
$pos1 = $pos1_curr;
$search1 = $search1_curr;
}
}
}
// If you pass an array to this function in the 2 first arguments,
// it'll try to find out the minimal position of those 2...
function get_string_between( $s1_arr, $s2_arr, $from, &$start_pos, $case_sensitive = false, $including_outsides = false, $stop_if_not_found = true, $add_search2_length = true )
{
get_string_between_sub($s1_arr, $from, $start_pos, $pos1, $search1, $case_sensitive);
get_string_between_sub($s2_arr, $from, $pos1 === false ? $start_pos : $pos1 + strlen($search1), $pos2, $search2, $case_sensitive);
if ( $pos1 !== false )
{
if ( !$including_outsides )
$pos1 += strlen($search1);
}
else if ( $stop_if_not_found )
{
$start_pos = strlen($from);
return '';
}
else
{
$pos1 = $start_pos;
}
if ( $pos2 !== false )
{
if ( $add_search2_length )
$start_pos = $pos2 + strlen($search2);
if ( $including_outsides )
$pos2 += strlen($search2);
}
else if ( $stop_if_not_found )
{
$start_pos = strlen($from); // top1 r-p-p
return '';
}
else
{
$start_pos = strlen($from);
$pos2 = strlen($from);
}
return substr( $from, $pos1, $pos2 - $pos1 );
}
function is_space( $c )
{
settype($c, 'string');
return in_array($c{0}, array(" ", "\t", "\r", "\n"));
}
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