PhutilRemarkupEngineRemarkupCodeBlockRule.php
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	<?php

	/*
	* Copyright 2011 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	class PhutilRemarkupEngineRemarkupCodeBlockRule
	extends PhutilRemarkupEngineBlockRule {

	public function getBlockPattern() {
	return "/^\s{2,}/";
	}

	public function shouldMergeBlocks() {
	return true;
	}

	public function markupText($text) {
	// Normalize the text back to a 0-level indent.
	$min_indent = 80;
	$lines = explode("\n", $text);
	foreach ($lines as $line) {
	for ($ii = 0; $ii < strlen($line); $ii++) {
	if ($line[$ii] != ' ') {
	$min_indent = min($ii, $min_indent);
	break;
	}
	}
	}
	if ($min_indent) {
	$indent_string = str_repeat(' ', $min_indent);
	$text = preg_replace('/^'.$indent_string.'/m', '', $text);
	}
	return '<code>'.$this->applyRules($text).'</code>';
	}
	}