13d491f75SAndreas Gohr<?php 23d491f75SAndreas Gohr/** 33d491f75SAndreas Gohr * A simple renderer that allows downloading of code and file snippets 43d491f75SAndreas Gohr * 53d491f75SAndreas Gohr * @author Andreas Gohr <andi@splitbrain.org> 63d491f75SAndreas Gohr */ 73d491f75SAndreas Gohrif(!defined('DOKU_INC')) die('meh.'); 83d491f75SAndreas Gohr 93d491f75SAndreas Gohrclass Doku_Renderer_code extends Doku_Renderer { 103d491f75SAndreas Gohr var $_codeblock = 0; 113d491f75SAndreas Gohr 123d491f75SAndreas Gohr /** 133d491f75SAndreas Gohr * Send the wanted code block to the browser 143d491f75SAndreas Gohr * 153d491f75SAndreas Gohr * When the correct block was found it exits the script. 16*f50a239bSTakamura * 17*f50a239bSTakamura * @param string $text 18*f50a239bSTakamura * @param string $language 19*f50a239bSTakamura * @param string $filename 203d491f75SAndreas Gohr */ 210ea51e63SMatt Perry function code($text, $language = null, $filename = '') { 22f0859d4bSTom N Harris global $INPUT; 233d491f75SAndreas Gohr if(!$language) $language = 'txt'; 243d491f75SAndreas Gohr if(!$filename) $filename = 'snippet.'.$language; 253009a773SAndreas Gohr $filename = utf8_basename($filename); 262d3f0c16SAndreas Gohr $filename = utf8_stripspecials($filename, '_'); 273d491f75SAndreas Gohr 28ece4159bSAndreas Gohr // send CRLF to Windows clients 29ece4159bSAndreas Gohr if(strpos($INPUT->server->str('HTTP_USER_AGENT'), 'Windows') !== false) { 30ece4159bSAndreas Gohr $text = str_replace("\n", "\r\n", $text); 31ece4159bSAndreas Gohr } 32ece4159bSAndreas Gohr 33f0859d4bSTom N Harris if($this->_codeblock == $INPUT->str('codeblock')) { 343d491f75SAndreas Gohr header("Content-Type: text/plain; charset=utf-8"); 353d491f75SAndreas Gohr header("Content-Disposition: attachment; filename=$filename"); 363d491f75SAndreas Gohr header("X-Robots-Tag: noindex"); 373d491f75SAndreas Gohr echo trim($text, "\r\n"); 383d491f75SAndreas Gohr exit; 393d491f75SAndreas Gohr } 403d491f75SAndreas Gohr 413d491f75SAndreas Gohr $this->_codeblock++; 423d491f75SAndreas Gohr } 433d491f75SAndreas Gohr 443d491f75SAndreas Gohr /** 453d491f75SAndreas Gohr * Wraps around code() 46*f50a239bSTakamura * 47*f50a239bSTakamura * @param string $text 48*f50a239bSTakamura * @param string $language 49*f50a239bSTakamura * @param string $filename 503d491f75SAndreas Gohr */ 510ea51e63SMatt Perry function file($text, $language = null, $filename = '') { 52f9d4952bSAndreas Gohr $this->code($text, $language, $filename); 533d491f75SAndreas Gohr } 543d491f75SAndreas Gohr 553d491f75SAndreas Gohr /** 563d491f75SAndreas Gohr * This should never be reached, if it is send a 404 573d491f75SAndreas Gohr */ 583d491f75SAndreas Gohr function document_end() { 599d2e1be6SAndreas Gohr http_status(404); 603d491f75SAndreas Gohr echo '404 - Not found'; 613d491f75SAndreas Gohr exit; 623d491f75SAndreas Gohr } 633d491f75SAndreas Gohr 643d491f75SAndreas Gohr /** 653d491f75SAndreas Gohr * Return the format of the renderer 663d491f75SAndreas Gohr * 673d491f75SAndreas Gohr * @returns string 'code' 683d491f75SAndreas Gohr */ 693d491f75SAndreas Gohr function getFormat() { 703d491f75SAndreas Gohr return 'code'; 713d491f75SAndreas Gohr } 723d491f75SAndreas Gohr} 73