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-rw-r--r--lib/phpFlickr/PEAR/Net/Socket.php528
-rw-r--r--lib/phpFlickr/PEAR/Net/URL.php410
2 files changed, 0 insertions, 938 deletions
diff --git a/lib/phpFlickr/PEAR/Net/Socket.php b/lib/phpFlickr/PEAR/Net/Socket.php
deleted file mode 100644
index 96f2c4bf1..000000000
--- a/lib/phpFlickr/PEAR/Net/Socket.php
+++ /dev/null
@@ -1,528 +0,0 @@
-<?php
-//
-// +----------------------------------------------------------------------+
-// | PHP Version 4 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1997-2003 The PHP Group |
-// +----------------------------------------------------------------------+
-// | This source file is subject to version 2.0 of the PHP license, |
-// | that is bundled with this package in the file LICENSE, and is |
-// | available at through the world-wide-web at |
-// | http://www.php.net/license/2_02.txt. |
-// | If you did not receive a copy of the PHP license and are unable to |
-// | obtain it through the world-wide-web, please send a note to |
-// | license@php.net so we can mail you a copy immediately. |
-// +----------------------------------------------------------------------+
-// | Authors: Stig Bakken <ssb@php.net> |
-// | Chuck Hagenbuch <chuck@horde.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: Socket.php 32 2005-08-01 06:21:02Z dancoulter $
-
-require_once 'PEAR.php';
-
-define('NET_SOCKET_READ', 1);
-define('NET_SOCKET_WRITE', 2);
-define('NET_SOCKET_ERROR', 3);
-
-/**
- * Generalized Socket class.
- *
- * @version 1.1
- * @author Stig Bakken <ssb@php.net>
- * @author Chuck Hagenbuch <chuck@horde.org>
- */
-class Net_Socket extends PEAR {
-
- /**
- * Socket file pointer.
- * @var resource $fp
- */
- var $fp = null;
-
- /**
- * Whether the socket is blocking. Defaults to true.
- * @var boolean $blocking
- */
- var $blocking = true;
-
- /**
- * Whether the socket is persistent. Defaults to false.
- * @var boolean $persistent
- */
- var $persistent = false;
-
- /**
- * The IP address to connect to.
- * @var string $addr
- */
- var $addr = '';
-
- /**
- * The port number to connect to.
- * @var integer $port
- */
- var $port = 0;
-
- /**
- * Number of seconds to wait on socket connections before assuming
- * there's no more data. Defaults to no timeout.
- * @var integer $timeout
- */
- var $timeout = false;
-
- /**
- * Number of bytes to read at a time in readLine() and
- * readAll(). Defaults to 2048.
- * @var integer $lineLength
- */
- var $lineLength = 2048;
-
- /**
- * Connect to the specified port. If called when the socket is
- * already connected, it disconnects and connects again.
- *
- * @param string $addr IP address or host name.
- * @param integer $port TCP port number.
- * @param boolean $persistent (optional) Whether the connection is
- * persistent (kept open between requests
- * by the web server).
- * @param integer $timeout (optional) How long to wait for data.
- * @param array $options See options for stream_context_create.
- *
- * @access public
- *
- * @return boolean | PEAR_Error True on success or a PEAR_Error on failure.
- */
- function connect($addr, $port = 0, $persistent = null, $timeout = null, $options = null)
- {
- if (is_resource($this->fp)) {
- @fclose($this->fp);
- $this->fp = null;
- }
-
- if (!$addr) {
- return $this->raiseError('$addr cannot be empty');
- } elseif (strspn($addr, '.0123456789') == strlen($addr) ||
- strstr($addr, '/') !== false) {
- $this->addr = $addr;
- } else {
- $this->addr = @gethostbyname($addr);
- }
-
- $this->port = $port % 65536;
-
- if ($persistent !== null) {
- $this->persistent = $persistent;
- }
-
- if ($timeout !== null) {
- $this->timeout = $timeout;
- }
-
- $openfunc = $this->persistent ? 'pfsockopen' : 'fsockopen';
- $errno = 0;
- $errstr = '';
- if ($options && function_exists('stream_context_create')) {
- if ($this->timeout) {
- $timeout = $this->timeout;
- } else {
- $timeout = 0;
- }
- $context = stream_context_create($options);
- $fp = @$openfunc($this->addr, $this->port, $errno, $errstr, $timeout, $context);
- } else {
- if ($this->timeout) {
- $fp = @$openfunc($this->addr, $this->port, $errno, $errstr, $this->timeout);
- } else {
- $fp = @$openfunc($this->addr, $this->port, $errno, $errstr);
- }
- }
-
- if (!$fp) {
- return $this->raiseError($errstr, $errno);
- }
-
- $this->fp = $fp;
-
- return $this->setBlocking($this->blocking);
- }
-
- /**
- * Disconnects from the peer, closes the socket.
- *
- * @access public
- * @return mixed true on success or an error object otherwise
- */
- function disconnect()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- @fclose($this->fp);
- $this->fp = null;
- return true;
- }
-
- /**
- * Find out if the socket is in blocking mode.
- *
- * @access public
- * @return boolean The current blocking mode.
- */
- function isBlocking()
- {
- return $this->blocking;
- }
-
- /**
- * Sets whether the socket connection should be blocking or
- * not. A read call to a non-blocking socket will return immediately
- * if there is no data available, whereas it will block until there
- * is data for blocking sockets.
- *
- * @param boolean $mode True for blocking sockets, false for nonblocking.
- * @access public
- * @return mixed true on success or an error object otherwise
- */
- function setBlocking($mode)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $this->blocking = $mode;
- socket_set_blocking($this->fp, $this->blocking);
- return true;
- }
-
- /**
- * Sets the timeout value on socket descriptor,
- * expressed in the sum of seconds and microseconds
- *
- * @param integer $seconds Seconds.
- * @param integer $microseconds Microseconds.
- * @access public
- * @return mixed true on success or an error object otherwise
- */
- function setTimeout($seconds, $microseconds)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return socket_set_timeout($this->fp, $seconds, $microseconds);
- }
-
- /**
- * Returns information about an existing socket resource.
- * Currently returns four entries in the result array:
- *
- * <p>
- * timed_out (bool) - The socket timed out waiting for data<br>
- * blocked (bool) - The socket was blocked<br>
- * eof (bool) - Indicates EOF event<br>
- * unread_bytes (int) - Number of bytes left in the socket buffer<br>
- * </p>
- *
- * @access public
- * @return mixed Array containing information about existing socket resource or an error object otherwise
- */
- function getStatus()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return socket_get_status($this->fp);
- }
-
- /**
- * Get a specified line of data
- *
- * @access public
- * @return $size bytes of data from the socket, or a PEAR_Error if
- * not connected.
- */
- function gets($size)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return @fgets($this->fp, $size);
- }
-
- /**
- * Read a specified amount of data. This is guaranteed to return,
- * and has the added benefit of getting everything in one fread()
- * chunk; if you know the size of the data you're getting
- * beforehand, this is definitely the way to go.
- *
- * @param integer $size The number of bytes to read from the socket.
- * @access public
- * @return $size bytes of data from the socket, or a PEAR_Error if
- * not connected.
- */
- function read($size)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return @fread($this->fp, $size);
- }
-
- /**
- * Write a specified amount of data.
- *
- * @param string $data Data to write.
- * @param integer $blocksize Amount of data to write at once.
- * NULL means all at once.
- *
- * @access public
- * @return mixed true on success or an error object otherwise
- */
- function write($data, $blocksize = null)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- if (is_null($blocksize) && !OS_WINDOWS) {
- return fwrite($this->fp, $data);
- } else {
- if (is_null($blocksize)) {
- $blocksize = 1024;
- }
-
- $pos = 0;
- $size = strlen($data);
- while ($pos < $size) {
- $written = @fwrite($this->fp, substr($data, $pos, $blocksize));
- if ($written === false) {
- return false;
- }
- $pos += $written;
- }
-
- return $pos;
- }
- }
-
- /**
- * Write a line of data to the socket, followed by a trailing "\r\n".
- *
- * @access public
- * @return mixed fputs result, or an error
- */
- function writeLine($data)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return fwrite($this->fp, $data . "\r\n");
- }
-
- /**
- * Tests for end-of-file on a socket descriptor.
- *
- * @access public
- * @return bool
- */
- function eof()
- {
- return (is_resource($this->fp) && feof($this->fp));
- }
-
- /**
- * Reads a byte of data
- *
- * @access public
- * @return 1 byte of data from the socket, or a PEAR_Error if
- * not connected.
- */
- function readByte()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- return ord(@fread($this->fp, 1));
- }
-
- /**
- * Reads a word of data
- *
- * @access public
- * @return 1 word of data from the socket, or a PEAR_Error if
- * not connected.
- */
- function readWord()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $buf = @fread($this->fp, 2);
- return (ord($buf[0]) + (ord($buf[1]) << 8));
- }
-
- /**
- * Reads an int of data
- *
- * @access public
- * @return integer 1 int of data from the socket, or a PEAR_Error if
- * not connected.
- */
- function readInt()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $buf = @fread($this->fp, 4);
- return (ord($buf[0]) + (ord($buf[1]) << 8) +
- (ord($buf[2]) << 16) + (ord($buf[3]) << 24));
- }
-
- /**
- * Reads a zero-terminated string of data
- *
- * @access public
- * @return string, or a PEAR_Error if
- * not connected.
- */
- function readString()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $string = '';
- while (($char = @fread($this->fp, 1)) != "\x00") {
- $string .= $char;
- }
- return $string;
- }
-
- /**
- * Reads an IP Address and returns it in a dot formated string
- *
- * @access public
- * @return Dot formated string, or a PEAR_Error if
- * not connected.
- */
- function readIPAddress()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $buf = @fread($this->fp, 4);
- return sprintf("%s.%s.%s.%s", ord($buf[0]), ord($buf[1]),
- ord($buf[2]), ord($buf[3]));
- }
-
- /**
- * Read until either the end of the socket or a newline, whichever
- * comes first. Strips the trailing newline from the returned data.
- *
- * @access public
- * @return All available data up to a newline, without that
- * newline, or until the end of the socket, or a PEAR_Error if
- * not connected.
- */
- function readLine()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $line = '';
- $timeout = time() + $this->timeout;
- while (!feof($this->fp) && (!$this->timeout || time() < $timeout)) {
- $line .= @fgets($this->fp, $this->lineLength);
- if (substr($line, -1) == "\n") {
- return rtrim($line, "\r\n");
- }
- }
- return $line;
- }
-
- /**
- * Read until the socket closes, or until there is no more data in
- * the inner PHP buffer. If the inner buffer is empty, in blocking
- * mode we wait for at least 1 byte of data. Therefore, in
- * blocking mode, if there is no data at all to be read, this
- * function will never exit (unless the socket is closed on the
- * remote end).
- *
- * @access public
- *
- * @return string All data until the socket closes, or a PEAR_Error if
- * not connected.
- */
- function readAll()
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $data = '';
- while (!feof($this->fp)) {
- $data .= @fread($this->fp, $this->lineLength);
- }
- return $data;
- }
-
- /**
- * Runs the equivalent of the select() system call on the socket
- * with a timeout specified by tv_sec and tv_usec.
- *
- * @param integer $state Which of read/write/error to check for.
- * @param integer $tv_sec Number of seconds for timeout.
- * @param integer $tv_usec Number of microseconds for timeout.
- *
- * @access public
- * @return False if select fails, integer describing which of read/write/error
- * are ready, or PEAR_Error if not connected.
- */
- function select($state, $tv_sec, $tv_usec = 0)
- {
- if (!is_resource($this->fp)) {
- return $this->raiseError('not connected');
- }
-
- $read = null;
- $write = null;
- $except = null;
- if ($state & NET_SOCKET_READ) {
- $read[] = $this->fp;
- }
- if ($state & NET_SOCKET_WRITE) {
- $write[] = $this->fp;
- }
- if ($state & NET_SOCKET_ERROR) {
- $except[] = $this->fp;
- }
- if (false === ($sr = stream_select($read, $write, $except, $tv_sec, $tv_usec))) {
- return false;
- }
-
- $result = 0;
- if (count($read)) {
- $result |= NET_SOCKET_READ;
- }
- if (count($write)) {
- $result |= NET_SOCKET_WRITE;
- }
- if (count($except)) {
- $result |= NET_SOCKET_ERROR;
- }
- return $result;
- }
-
-}
diff --git a/lib/phpFlickr/PEAR/Net/URL.php b/lib/phpFlickr/PEAR/Net/URL.php
deleted file mode 100644
index 38e26fd15..000000000
--- a/lib/phpFlickr/PEAR/Net/URL.php
+++ /dev/null
@@ -1,410 +0,0 @@
-<?php
-// +-----------------------------------------------------------------------+
-// | Copyright (c) 2002-2004, Richard Heyes |
-// | All rights reserved. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | o Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | o Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution.|
-// | o The names of the authors may not be used to endorse or promote |
-// | products derived from this software without specific prior written |
-// | permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
-// | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
-// | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
-// | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
-// | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
-// | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
-// | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
-// | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
-// | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
-// | |
-// +-----------------------------------------------------------------------+
-// | Author: Richard Heyes <richard at php net> |
-// +-----------------------------------------------------------------------+
-//
-// $Id: URL.php 32 2005-08-01 06:21:02Z dancoulter $
-//
-// Net_URL Class
-
-class Net_URL
-{
- /**
- * Full url
- * @var string
- */
- var $url;
-
- /**
- * Protocol
- * @var string
- */
- var $protocol;
-
- /**
- * Username
- * @var string
- */
- var $username;
-
- /**
- * Password
- * @var string
- */
- var $password;
-
- /**
- * Host
- * @var string
- */
- var $host;
-
- /**
- * Port
- * @var integer
- */
- var $port;
-
- /**
- * Path
- * @var string
- */
- var $path;
-
- /**
- * Query string
- * @var array
- */
- var $querystring;
-
- /**
- * Anchor
- * @var string
- */
- var $anchor;
-
- /**
- * Whether to use []
- * @var bool
- */
- var $useBrackets;
-
- /**
- * PHP4 Constructor
- *
- * @see __construct()
- */
- function Net_URL($url = null, $useBrackets = true)
- {
- $this->__construct($url, $useBrackets);
- }
-
- /**
- * PHP5 Constructor
- *
- * Parses the given url and stores the various parts
- * Defaults are used in certain cases
- *
- * @param string $url Optional URL
- * @param bool $useBrackets Whether to use square brackets when
- * multiple querystrings with the same name
- * exist
- */
- function __construct($url = null, $useBrackets = true)
- {
- $HTTP_SERVER_VARS = !empty($_SERVER) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS'];
-
- $this->useBrackets = $useBrackets;
- $this->url = $url;
- $this->user = '';
- $this->pass = '';
- $this->host = '';
- $this->port = 80;
- $this->path = '';
- $this->querystring = array();
- $this->anchor = '';
-
- // Only use defaults if not an absolute URL given
- if (!preg_match('/^[a-z0-9]+:\/\//i', $url)) {
-
- $this->protocol = (@$HTTP_SERVER_VARS['HTTPS'] == 'on' ? 'https' : 'http');
-
- /**
- * Figure out host/port
- */
- if (!empty($HTTP_SERVER_VARS['HTTP_HOST']) AND preg_match('/^(.*)(:([0-9]+))?$/U', $HTTP_SERVER_VARS['HTTP_HOST'], $matches)) {
- $host = $matches[1];
- if (!empty($matches[3])) {
- $port = $matches[3];
- } else {
- $port = $this->getStandardPort($this->protocol);
- }
- }
-
- $this->user = '';
- $this->pass = '';
- $this->host = !empty($host) ? $host : (isset($HTTP_SERVER_VARS['SERVER_NAME']) ? $HTTP_SERVER_VARS['SERVER_NAME'] : 'localhost');
- $this->port = !empty($port) ? $port : (isset($HTTP_SERVER_VARS['SERVER_PORT']) ? $HTTP_SERVER_VARS['SERVER_PORT'] : $this->getStandardPort($this->protocol));
- $this->path = !empty($HTTP_SERVER_VARS['PHP_SELF']) ? $HTTP_SERVER_VARS['PHP_SELF'] : '/';
- $this->querystring = isset($HTTP_SERVER_VARS['QUERY_STRING']) ? $this->_parseRawQuerystring($HTTP_SERVER_VARS['QUERY_STRING']) : null;
- $this->anchor = '';
- }
-
- // Parse the url and store the various parts
- if (!empty($url)) {
- $urlinfo = parse_url($url);
-
- // Default querystring
- $this->querystring = array();
-
- foreach ($urlinfo as $key => $value) {
- switch ($key) {
- case 'scheme':
- $this->protocol = $value;
- $this->port = $this->getStandardPort($value);
- break;
-
- case 'user':
- case 'pass':
- case 'host':
- case 'port':
- $this->$key = $value;
- break;
-
- case 'path':
- if ($value{0} == '/') {
- $this->path = $value;
- } else {
- $path = dirname($this->path) == DIRECTORY_SEPARATOR ? '' : dirname($this->path);
- $this->path = sprintf('%s/%s', $path, $value);
- }
- break;
-
- case 'query':
- $this->querystring = $this->_parseRawQueryString($value);
- break;
-
- case 'fragment':
- $this->anchor = $value;
- break;
- }
- }
- }
- }
-
- /**
- * Returns full url
- *
- * @return string Full url
- * @access public
- */
- function getURL()
- {
- $querystring = $this->getQueryString();
-
- $this->url = $this->protocol . '://'
- . $this->user . (!empty($this->pass) ? ':' : '')
- . $this->pass . (!empty($this->user) ? '@' : '')
- . $this->host . ($this->port == $this->getStandardPort($this->protocol) ? '' : ':' . $this->port)
- . $this->path
- . (!empty($querystring) ? '?' . $querystring : '')
- . (!empty($this->anchor) ? '#' . $this->anchor : '');
-
- return $this->url;
- }
-
- /**
- * Adds a querystring item
- *
- * @param string $name Name of item
- * @param string $value Value of item
- * @param bool $preencoded Whether value is urlencoded or not, default = not
- * @access public
- */
- function addQueryString($name, $value, $preencoded = false)
- {
- if ($preencoded) {
- $this->querystring[$name] = $value;
- } else {
- $this->querystring[$name] = is_array($value) ? array_map('rawurlencode', $value): rawurlencode($value);
- }
- }
-
- /**
- * Removes a querystring item
- *
- * @param string $name Name of item
- * @access public
- */
- function removeQueryString($name)
- {
- if (isset($this->querystring[$name])) {
- unset($this->querystring[$name]);
- }
- }
-
- /**
- * Sets the querystring to literally what you supply
- *
- * @param string $querystring The querystring data. Should be of the format foo=bar&x=y etc
- * @access public
- */
- function addRawQueryString($querystring)
- {
- $this->querystring = $this->_parseRawQueryString($querystring);
- }
-
- /**
- * Returns flat querystring
- *
- * @return string Querystring
- * @access public
- */
- function getQueryString()
- {
- if (!empty($this->querystring)) {
- foreach ($this->querystring as $name => $value) {
- if (is_array($value)) {
- foreach ($value as $k => $v) {
- $querystring[] = $this->useBrackets ? sprintf('%s[%s]=%s', $name, $k, $v) : ($name . '=' . $v);
- }
- } elseif (!is_null($value)) {
- $querystring[] = $name . '=' . $value;
- } else {
- $querystring[] = $name;
- }
- }
- $querystring = implode(ini_get('arg_separator.output'), $querystring);
- } else {
- $querystring = '';
- }
-
- return $querystring;
- }
-
- /**
- * Parses raw querystring and returns an array of it
- *
- * @param string $querystring The querystring to parse
- * @return array An array of the querystring data
- * @access private
- */
- function _parseRawQuerystring($querystring)
- {
- $parts = preg_split('/[' . preg_quote(ini_get('arg_separator.input'), '/') . ']/', $querystring, -1, PREG_SPLIT_NO_EMPTY);
- $return = array();
-
- foreach ($parts as $part) {
- if (strpos($part, '=') !== false) {
- $value = substr($part, strpos($part, '=') + 1);
- $key = substr($part, 0, strpos($part, '='));
- } else {
- $value = null;
- $key = $part;
- }
- if (substr($key, -2) == '[]') {
- $key = substr($key, 0, -2);
- if (@!is_array($return[$key])) {
- $return[$key] = array();
- $return[$key][] = $value;
- } else {
- $return[$key][] = $value;
- }
- } elseif (!$this->useBrackets AND !empty($return[$key])) {
- $return[$key] = (array)$return[$key];
- $return[$key][] = $value;
- } else {
- $return[$key] = $value;
- }
- }
-
- return $return;
- }
-
- /**
- * Resolves //, ../ and ./ from a path and returns
- * the result. Eg:
- *
- * /foo/bar/../boo.php => /foo/boo.php
- * /foo/bar/../../boo.php => /boo.php
- * /foo/bar/.././/boo.php => /foo/boo.php
- *
- * This method can also be called statically.
- *
- * @param string $url URL path to resolve
- * @return string The result
- */
- function resolvePath($path)
- {
- $path = explode('/', str_replace('//', '/', $path));
-
- for ($i=0; $i<count($path); $i++) {
- if ($path[$i] == '.') {
- unset($path[$i]);
- $path = array_values($path);
- $i--;
-
- } elseif ($path[$i] == '..' AND ($i > 1 OR ($i == 1 AND $path[0] != '') ) ) {
- unset($path[$i]);
- unset($path[$i-1]);
- $path = array_values($path);
- $i -= 2;
-
- } elseif ($path[$i] == '..' AND $i == 1 AND $path[0] == '') {
- unset($path[$i]);
- $path = array_values($path);
- $i--;
-
- } else {
- continue;
- }
- }
-
- return implode('/', $path);
- }
-
- /**
- * Returns the standard port number for a protocol
- *
- * @param string $scheme The protocol to lookup
- * @return integer Port number or NULL if no scheme matches
- *
- * @author Philippe Jausions <Philippe.Jausions@11abacus.com>
- */
- function getStandardPort($scheme)
- {
- switch (strtolower($scheme)) {
- case 'http': return 80;
- case 'https': return 443;
- case 'ftp': return 21;
- case 'imap': return 143;
- case 'imaps': return 993;
- case 'pop3': return 110;
- case 'pop3s': return 995;
- default: return null;
- }
- }
-
- /**
- * Forces the URL to a particular protocol
- *
- * @param string $protocol Protocol to force the URL to
- * @param integer $port Optional port (standard port is used by default)
- */
- function setProtocol($protocol, $port = null)
- {
- $this->protocol = $protocol;
- $this->port = is_null($port) ? $this->getStandardPort() : $port;
- }
-
-}
-?>