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msd2/wordpress/wp-content/plugins/contact-form-7/includes/pipe.php

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+<?php
+
+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 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( $before ) {
+		foreach ( $this->pipes as $pipe ) {
+			if ( $pipe->before == $before ) {
+				return $pipe->after;
+			}
+		}
+
+		return $before;
+	}
+
+	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 )];
+	}
+}