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<?php
/**
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category PHP
* @author V.Krishn <vkrishn4@gmail.com>
* @copyright Copyright (c) 2012-2015 V.Krishn <vkrishn4@gmail.com>
* @license GPL
* @link http://github.com/insteps/phputils
* @version 0.1.2
*
*/
/**
* Parse a CSV string into an array for php 4+.
* @param string $input String
* @param string $delimiter String
* @param string $enclosure String
* @return array
*/
function str_getcsv4($input, $delimiter = ',', $enclosure = '"') {
if( ! preg_match("/[$enclosure]/", $input) ) {
return (array)preg_replace(array("/^\\s*/", "/\\s*$/"), '', explode($delimiter, $input));
}
$token = "##"; $token2 = "::";
//alternate tokens "\034\034", "\035\035", "%%";
$t1 = preg_replace(array("/\\\[$enclosure]/", "/$enclosure{2}/",
"/[$enclosure]\\s*[$delimiter]\\s*[$enclosure]\\s*/", "/\\s*[$enclosure]\\s*/"),
array($token2, $token2, $token, $token), trim(trim(trim($input), $enclosure)));
$a = explode($token, $t1);
foreach($a as $k=>$v) {
if ( preg_match("/^{$delimiter}/", $v) || preg_match("/{$delimiter}$/", $v) ) {
$a[$k] = trim($v, $delimiter); $a[$k] = preg_replace("/$delimiter/", "$token", $a[$k]);
}
}
$a = explode($token, implode($token, $a));
return (array)preg_replace(array("/^\\s/", "/\\s$/", "/$token2/"), array('', '', $enclosure), $a);
}
/**
* Parse a CSV string into an array for php 4+. (Alternate)
* @param string $input String
* @param string $delimiter String
* @param string $enclosure String
* @return array
*/
function str_getcsv4a($input, $delimiter = ',', $enclosure = '"') {
if( ! preg_match("/[$enclosure]/", $input) ) {
return (array)preg_replace(array("/^\\s*/", "/\\s*$/"), '', explode($delimiter, $input));
}
$a = explode($delimiter, $input);
$on = NULL;
foreach($a as $k=>$v) {
if ( preg_match("/{$enclosure}$/", rtrim($v)) ) {
$on = 0;
$c[] = $v; $b[] = trim(trim(implode(',', $c)), $enclosure);
unset($c); continue;
}
if ( preg_match("/^{$enclosure}/", ltrim($v)) ) {
$on = 1; unset($c);
$v = ltrim(ltrim($v), $enclosure);
}
if ( $on ) { $c[] = $v; continue; }
$b[] = trim($a[$k]);
}
return (array)$b;
}
if ( ! function_exists('str_getcsv')) {
function str_getcsv($input, $delimiter = ',', $enclosure = '"') {
//return str_getcsv4($input, $delimiter, $enclosure); //OLDER
return str_getcsv4a($input, $delimiter, $enclosure); //NEWER
}
}
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