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<?php
/**
* Pipe-related classes.
*
* @link https://contactform7.com/selectable-recipient-with-pipes/
*/
/**
* Class representing a pair of pipe.
*/
class WPCF7_Pipe {
public $before = '';
public $after = '';
public function __construct( $text ) {
$text = (string) $text;
$pipe_pos = strpos( $text, '|' );
if ( false === $pipe_pos ) {
$this->before = $this->after = trim( $text );
} else {
$this->before = trim( substr( $text, 0, $pipe_pos ) );
$this->after = trim( substr( $text, $pipe_pos + 1 ) );
}
}
}
/**
* Class representing a list of pipes.
*/
class WPCF7_Pipes {
private $pipes = array();
public function __construct( array $texts ) {
foreach ( $texts as $text ) {
$this->add_pipe( $text );
}
}
private function add_pipe( $text ) {
$pipe = new WPCF7_Pipe( $text );
$this->pipes[] = $pipe;
}
public function do_pipe( $input ) {
$input_canonical = wpcf7_canonicalize( $input, array(
'strto' => 'as-is',
) );
foreach ( $this->pipes as $pipe ) {
$before_canonical = wpcf7_canonicalize( $pipe->before, array(
'strto' => 'as-is',
) );
if ( $input_canonical === $before_canonical ) {
return $pipe->after;
}
}
return $input;
}
public function collect_befores() {
$befores = array();
foreach ( $this->pipes as $pipe ) {
$befores[] = $pipe->before;
}
return $befores;
}
public function collect_afters() {
$afters = array();
foreach ( $this->pipes as $pipe ) {
$afters[] = $pipe->after;
}
return $afters;
}
public function zero() {
return empty( $this->pipes );
}
public function random_pipe() {
if ( $this->zero() ) {
return null;
}
return $this->pipes[array_rand( $this->pipes )];
}
public function to_array() {
return array_map(
function( WPCF7_Pipe $pipe ) {
return array(
$pipe->before,
$pipe->after,
);
},
$this->pipes
);
}
}
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