126 lines
2.6 KiB
PHP
126 lines
2.6 KiB
PHP
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<?php
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/**
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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/**
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* Replacement array for FSS with fallback to strtr()
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* Supports lazy initialisation of FSS resource
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*/
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class ReplacementArray {
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private $data = false;
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private $fss = false;
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/**
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* Create an object with the specified replacement array
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* The array should have the same form as the replacement array for strtr()
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* @param array $data
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*/
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function __construct( $data = array() ) {
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$this->data = $data;
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}
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/**
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* @return array
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*/
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function __sleep() {
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return array( 'data' );
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}
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function __wakeup() {
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$this->fss = false;
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}
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/**
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* Set the whole replacement array at once
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* @param array $data
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*/
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function setArray( $data ) {
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$this->data = $data;
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$this->fss = false;
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}
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/**
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* @return array|bool
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*/
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function getArray() {
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return $this->data;
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}
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/**
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* Set an element of the replacement array
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* @param string $from
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* @param string $to
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*/
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function setPair( $from, $to ) {
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$this->data[$from] = $to;
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$this->fss = false;
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}
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/**
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* @param array $data
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*/
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function mergeArray( $data ) {
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$this->data = array_merge( $this->data, $data );
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$this->fss = false;
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}
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/**
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* @param ReplacementArray $other
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*/
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function merge( $other ) {
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$this->data = array_merge( $this->data, $other->data );
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$this->fss = false;
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}
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/**
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* @param string $from
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*/
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function removePair( $from ) {
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unset( $this->data[$from] );
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$this->fss = false;
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}
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/**
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* @param array $data
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*/
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function removeArray( $data ) {
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foreach ( $data as $from => $to ) {
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$this->removePair( $from );
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}
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$this->fss = false;
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}
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/**
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* @param string $subject
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* @return string
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*/
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function replace( $subject ) {
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if ( function_exists( 'fss_prep_replace' ) ) {
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if ( $this->fss === false ) {
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$this->fss = fss_prep_replace( $this->data );
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}
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$result = fss_exec_replace( $this->fss, $subject );
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} else {
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$result = strtr( $subject, $this->data );
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}
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return $result;
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}
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}
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