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files >> //proc/thread-self/root/opt/cloudlinux/alt-php73/root/usr/share/pear/PEAR/ChannelFile.php
<?php /** * PEAR_ChannelFile, the channel handling class * * PHP versions 4 and 5 * * @category pear * @package PEAR * @author Greg Beaver <cellog@php.net> * @copyright 1997-2009 The Authors * @license http://opensource.org/licenses/bsd-license.php New BSD License * @link http://pear.php.net/package/PEAR * @since File available since Release 1.4.0a1 */ /** * Needed for error handling */ require_once 'PEAR/ErrorStack.php'; require_once 'PEAR/XMLParser.php'; require_once 'PEAR/Common.php'; /** * Error code if the channel.xml <channel> tag does not contain a valid version */ define('PEAR_CHANNELFILE_ERROR_NO_VERSION', 1); /** * Error code if the channel.xml <channel> tag version is not supported (version 1.0 is the only supported version, * currently */ define('PEAR_CHANNELFILE_ERROR_INVALID_VERSION', 2); /** * Error code if parsing is attempted with no xml extension */ define('PEAR_CHANNELFILE_ERROR_NO_XML_EXT', 3); /** * Error code if creating the xml parser resource fails */ define('PEAR_CHANNELFILE_ERROR_CANT_MAKE_PARSER', 4); /** * Error code used for all sax xml parsing errors */ define('PEAR_CHANNELFILE_ERROR_PARSER_ERROR', 5); /**#@+ * Validation errors */ /** * Error code when channel name is missing */ define('PEAR_CHANNELFILE_ERROR_NO_NAME', 6); /** * Error code when channel name is invalid */ define('PEAR_CHANNELFILE_ERROR_INVALID_NAME', 7); /** * Error code when channel summary is missing */ define('PEAR_CHANNELFILE_ERROR_NO_SUMMARY', 8); /** * Error code when channel summary is multi-line */ define('PEAR_CHANNELFILE_ERROR_MULTILINE_SUMMARY', 9); /** * Error code when channel server is missing for protocol */ define('PEAR_CHANNELFILE_ERROR_NO_HOST', 10); /** * Error code when channel server is invalid for protocol */ define('PEAR_CHANNELFILE_ERROR_INVALID_HOST', 11); /** * Error code when a mirror name is invalid */ define('PEAR_CHANNELFILE_ERROR_INVALID_MIRROR', 21); /** * Error code when a mirror type is invalid */ define('PEAR_CHANNELFILE_ERROR_INVALID_MIRRORTYPE', 22); /** * Error code when an attempt is made to generate xml, but the parsed content is invalid */ define('PEAR_CHANNELFILE_ERROR_INVALID', 23); /** * Error code when an empty package name validate regex is passed in */ define('PEAR_CHANNELFILE_ERROR_EMPTY_REGEX', 24); /** * Error code when a <function> tag has no version */ define('PEAR_CHANNELFILE_ERROR_NO_FUNCTIONVERSION', 25); /** * Error code when a <function> tag has no name */ define('PEAR_CHANNELFILE_ERROR_NO_FUNCTIONNAME', 26); /** * Error code when a <validatepackage> tag has no name */ define('PEAR_CHANNELFILE_ERROR_NOVALIDATE_NAME', 27); /** * Error code when a <validatepackage> tag has no version attribute */ define('PEAR_CHANNELFILE_ERROR_NOVALIDATE_VERSION', 28); /** * Error code when a mirror does not exist but is called for in one of the set* * methods. */ define('PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND', 32); /** * Error code when a server port is not numeric */ define('PEAR_CHANNELFILE_ERROR_INVALID_PORT', 33); /** * Error code when <static> contains no version attribute */ define('PEAR_CHANNELFILE_ERROR_NO_STATICVERSION', 34); /** * Error code when <baseurl> contains no type attribute in a <rest> protocol definition */ define('PEAR_CHANNELFILE_ERROR_NOBASEURLTYPE', 35); /** * Error code when a mirror is defined and the channel.xml represents the __uri pseudo-channel */ define('PEAR_CHANNELFILE_URI_CANT_MIRROR', 36); /** * Error code when ssl attribute is present and is not "yes" */ define('PEAR_CHANNELFILE_ERROR_INVALID_SSL', 37); /**#@-*/ /** * Mirror types allowed. Currently only internet servers are recognized. */ $GLOBALS['_PEAR_CHANNELS_MIRROR_TYPES'] = array('server'); /** * The Channel handling class * * @category pear * @package PEAR * @author Greg Beaver <cellog@php.net> * @copyright 1997-2009 The Authors * @license http://opensource.org/licenses/bsd-license.php New BSD License * @version Release: 1.10.5 * @link http://pear.php.net/package/PEAR * @since Class available since Release 1.4.0a1 */ class PEAR_ChannelFile { /** * @access private * @var PEAR_ErrorStack * @access private */ var $_stack; /** * Supported channel.xml versions, for parsing * @var array * @access private */ var $_supportedVersions = array('1.0'); /** * Parsed channel information * @var array * @access private */ var $_channelInfo; /** * index into the subchannels array, used for parsing xml * @var int * @access private */ var $_subchannelIndex; /** * index into the mirrors array, used for parsing xml * @var int * @access private */ var $_mirrorIndex; /** * Flag used to determine the validity of parsed content * @var boolean * @access private */ var $_isValid = false; function __construct() { $this->_stack = new PEAR_ErrorStack('PEAR_ChannelFile'); $this->_stack->setErrorMessageTemplate($this->_getErrorMessage()); $this->_isValid = false; } /** * @return array * @access protected */ function _getErrorMessage() { return array( PEAR_CHANNELFILE_ERROR_INVALID_VERSION => 'While parsing channel.xml, an invalid version number "%version% was passed in, expecting one of %versions%', PEAR_CHANNELFILE_ERROR_NO_VERSION => 'No version number found in <channel> tag', PEAR_CHANNELFILE_ERROR_NO_XML_EXT => '%error%', PEAR_CHANNELFILE_ERROR_CANT_MAKE_PARSER => 'Unable to create XML parser', PEAR_CHANNELFILE_ERROR_PARSER_ERROR => '%error%', PEAR_CHANNELFILE_ERROR_NO_NAME => 'Missing channel name', PEAR_CHANNELFILE_ERROR_INVALID_NAME => 'Invalid channel %tag% "%name%"', PEAR_CHANNELFILE_ERROR_NO_SUMMARY => 'Missing channel summary', PEAR_CHANNELFILE_ERROR_MULTILINE_SUMMARY => 'Channel summary should be on one line, but is multi-line', PEAR_CHANNELFILE_ERROR_NO_HOST => 'Missing channel server for %type% server', PEAR_CHANNELFILE_ERROR_INVALID_HOST => 'Server name "%server%" is invalid for %type% server', PEAR_CHANNELFILE_ERROR_INVALID_MIRROR => 'Invalid mirror name "%name%", mirror type %type%', PEAR_CHANNELFILE_ERROR_INVALID_MIRRORTYPE => 'Invalid mirror type "%type%"', PEAR_CHANNELFILE_ERROR_INVALID => 'Cannot generate xml, contents are invalid', PEAR_CHANNELFILE_ERROR_EMPTY_REGEX => 'packagenameregex cannot be empty', PEAR_CHANNELFILE_ERROR_NO_FUNCTIONVERSION => '%parent% %protocol% function has no version', PEAR_CHANNELFILE_ERROR_NO_FUNCTIONNAME => '%parent% %protocol% function has no name', PEAR_CHANNELFILE_ERROR_NOBASEURLTYPE => '%parent% rest baseurl has no type', PEAR_CHANNELFILE_ERROR_NOVALIDATE_NAME => 'Validation package has no name in <validatepackage> tag', PEAR_CHANNELFILE_ERROR_NOVALIDATE_VERSION => 'Validation package "%package%" has no version', PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND => 'Mirror "%mirror%" does not exist', PEAR_CHANNELFILE_ERROR_INVALID_PORT => 'Port "%port%" must be numeric', PEAR_CHANNELFILE_ERROR_NO_STATICVERSION => '<static> tag must contain version attribute', PEAR_CHANNELFILE_URI_CANT_MIRROR => 'The __uri pseudo-channel cannot have mirrors', PEAR_CHANNELFILE_ERROR_INVALID_SSL => '%server% has invalid ssl attribute "%ssl%" can only be yes or not present', ); } /** * @param string contents of package.xml file * @return bool success of parsing */ function fromXmlString($data) { if (preg_match('/<channel\s+version="([0-9]+\.[0-9]+)"/', $data, $channelversion)) { if (!in_array($channelversion[1], $this->_supportedVersions)) { $this->_stack->push(PEAR_CHANNELFILE_ERROR_INVALID_VERSION, 'error', array('version' => $channelversion[1])); return false; } $parser = new PEAR_XMLParser; $result = $parser->parse($data); if ($result !== true) { if ($result->getCode() == 1) { $this->_stack->push(PEAR_CHANNELFILE_ERROR_NO_XML_EXT, 'error', array('error' => $result->getMessage())); } else { $this->_stack->push(PEAR_CHANNELFILE_ERROR_CANT_MAKE_PARSER, 'error'); } return false; } $this->_channelInfo = $parser->getData(); return true; } else { $this->_stack->push(PEAR_CHANNELFILE_ERROR_NO_VERSION, 'error', array('xml' => $data)); return false; } } /** * @return array */ function toArray() { if (!$this->_isValid && !$this->validate()) { return false; } return $this->_channelInfo; } /** * @param array * * @return PEAR_ChannelFile|false false if invalid */ public static function &fromArray( $data, $compatibility = false, $stackClass = 'PEAR_ErrorStack' ) { $a = new PEAR_ChannelFile($compatibility, $stackClass); $a->_fromArray($data); if (!$a->validate()) { $a = false; return $a; } return $a; } /** * Unlike {@link fromArray()} this does not do any validation * * @param array * * @return PEAR_ChannelFile */ public static function &fromArrayWithErrors( $data, $compatibility = false, $stackClass = 'PEAR_ErrorStack' ) { $a = new PEAR_ChannelFile($compatibility, $stackClass); $a->_fromArray($data); return $a; } /** * @param array * @access private */ function _fromArray($data) { $this->_channelInfo = $data; } /** * Wrapper to {@link PEAR_ErrorStack::getErrors()} * @param boolean determines whether to purge the error stack after retrieving * @return array */ function getErrors($purge = false) { return $this->_stack->getErrors($purge); } /** * Unindent given string (?) * * @param string $str The string that has to be unindented. * @return string * @access private */ function _unIndent($str) { // remove leading newlines $str = preg_replace('/^[\r\n]+/', '', $str); // find whitespace at the beginning of the first line $indent_len = strspn($str, " \t"); $indent = substr($str, 0, $indent_len); $data = ''; // remove the same amount of whitespace from following lines foreach (explode("\n", $str) as $line) { if (substr($line, 0, $indent_len) == $indent) { $data .= substr($line, $indent_len) . "\n"; } } return $data; } /** * Parse a channel.xml file. Expects the name of * a channel xml file as input. * * @param string $descfile name of channel xml file * @return bool success of parsing */ function fromXmlFile($descfile) { if (!file_exists($descfile) || !is_file($descfile) || !is_readable($descfile) || (!$fp = fopen($descfile, 'r'))) { require_once 'PEAR.php'; return PEAR::raiseError("Unable to open $descfile"); } // read the whole thing so we only get one cdata callback // for each block of cdata fclose($fp); $data = file_get_contents($descfile); return $this->fromXmlString($data); } /** * Parse channel information from different sources * * This method is able to extract information about a channel * from an .xml file or a string * * @access public * @param string Filename of the source or the source itself * @return bool */ function fromAny($info) { if (is_string($info) && file_exists($info) && strlen($info) < 255) { $tmp = substr($info, -4); if ($tmp == '.xml') { $info = $this->fromXmlFile($info); } else { $fp = fopen($info, "r"); $test = fread($fp, 5); fclose($fp); if ($test == "<?xml") { $info = $this->fromXmlFile($info); } } if (PEAR::isError($info)) { require_once 'PEAR.php'; return PEAR::raiseError($info); } } if (is_string($info)) { $info = $this->fromXmlString($info); } return $info; } /** * Return an XML document based on previous parsing and modifications * * @return string XML data * * @access public */ function toXml() { if (!$this->_isValid && !$this->validate()) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID); return false; } if (!isset($this->_channelInfo['attribs']['version'])) { $this->_channelInfo['attribs']['version'] = '1.0'; } $channelInfo = $this->_channelInfo; $ret = "<?xml version=\"1.0\" encoding=\"ISO-8859-1\" ?>\n"; $ret .= "<channel version=\"" . $channelInfo['attribs']['version'] . "\" xmlns=\"http://pear.php.net/channel-1.0\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://pear.php.net/dtd/channel-" . $channelInfo['attribs']['version'] . " http://pear.php.net/dtd/channel-" . $channelInfo['attribs']['version'] . ".xsd\"> <name>$channelInfo[name]</name> <summary>" . htmlspecialchars($channelInfo['summary'])."</summary> "; if (isset($channelInfo['suggestedalias'])) { $ret .= ' <suggestedalias>' . $channelInfo['suggestedalias'] . "</suggestedalias>\n"; } if (isset($channelInfo['validatepackage'])) { $ret .= ' <validatepackage version="' . $channelInfo['validatepackage']['attribs']['version']. '">' . htmlspecialchars($channelInfo['validatepackage']['_content']) . "</validatepackage>\n"; } $ret .= " <servers>\n"; $ret .= ' <primary'; if (isset($channelInfo['servers']['primary']['attribs']['ssl'])) { $ret .= ' ssl="' . $channelInfo['servers']['primary']['attribs']['ssl'] . '"'; } if (isset($channelInfo['servers']['primary']['attribs']['port'])) { $ret .= ' port="' . $channelInfo['servers']['primary']['attribs']['port'] . '"'; } $ret .= ">\n"; if (isset($channelInfo['servers']['primary']['rest'])) { $ret .= $this->_makeRestXml($channelInfo['servers']['primary']['rest'], ' '); } $ret .= " </primary>\n"; if (isset($channelInfo['servers']['mirror'])) { $ret .= $this->_makeMirrorsXml($channelInfo); } $ret .= " </servers>\n"; $ret .= "</channel>"; return str_replace("\r", "\n", str_replace("\r\n", "\n", $ret)); } /** * Generate the <rest> tag * @access private */ function _makeRestXml($info, $indent) { $ret = $indent . "<rest>\n"; if (isset($info['baseurl']) && !isset($info['baseurl'][0])) { $info['baseurl'] = array($info['baseurl']); } if (isset($info['baseurl'])) { foreach ($info['baseurl'] as $url) { $ret .= "$indent <baseurl type=\"" . $url['attribs']['type'] . "\""; $ret .= ">" . $url['_content'] . "</baseurl>\n"; } } $ret .= $indent . "</rest>\n"; return $ret; } /** * Generate the <mirrors> tag * @access private */ function _makeMirrorsXml($channelInfo) { $ret = ""; if (!isset($channelInfo['servers']['mirror'][0])) { $channelInfo['servers']['mirror'] = array($channelInfo['servers']['mirror']); } foreach ($channelInfo['servers']['mirror'] as $mirror) { $ret .= ' <mirror host="' . $mirror['attribs']['host'] . '"'; if (isset($mirror['attribs']['port'])) { $ret .= ' port="' . $mirror['attribs']['port'] . '"'; } if (isset($mirror['attribs']['ssl'])) { $ret .= ' ssl="' . $mirror['attribs']['ssl'] . '"'; } $ret .= ">\n"; if (isset($mirror['rest'])) { if (isset($mirror['rest'])) { $ret .= $this->_makeRestXml($mirror['rest'], ' '); } $ret .= " </mirror>\n"; } else { $ret .= "/>\n"; } } return $ret; } /** * Generate the <functions> tag * @access private */ function _makeFunctionsXml($functions, $indent, $rest = false) { $ret = ''; if (!isset($functions[0])) { $functions = array($functions); } foreach ($functions as $function) { $ret .= "$indent<function version=\"" . $function['attribs']['version'] . "\""; if ($rest) { $ret .= ' uri="' . $function['attribs']['uri'] . '"'; } $ret .= ">" . $function['_content'] . "</function>\n"; } return $ret; } /** * Validation error. Also marks the object contents as invalid * @param error code * @param array error information * @access private */ function _validateError($code, $params = array()) { $this->_stack->push($code, 'error', $params); $this->_isValid = false; } /** * Validation warning. Does not mark the object contents invalid. * @param error code * @param array error information * @access private */ function _validateWarning($code, $params = array()) { $this->_stack->push($code, 'warning', $params); } /** * Validate parsed file. * * @access public * @return boolean */ function validate() { $this->_isValid = true; $info = $this->_channelInfo; if (empty($info['name'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_NAME); } elseif (!$this->validChannelServer($info['name'])) { if ($info['name'] != '__uri') { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_NAME, array('tag' => 'name', 'name' => $info['name'])); } } if (empty($info['summary'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_SUMMARY); } elseif (strpos(trim($info['summary']), "\n") !== false) { $this->_validateWarning(PEAR_CHANNELFILE_ERROR_MULTILINE_SUMMARY, array('summary' => $info['summary'])); } if (isset($info['suggestedalias'])) { if (!$this->validChannelServer($info['suggestedalias'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_NAME, array('tag' => 'suggestedalias', 'name' =>$info['suggestedalias'])); } } if (isset($info['localalias'])) { if (!$this->validChannelServer($info['localalias'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_NAME, array('tag' => 'localalias', 'name' =>$info['localalias'])); } } if (isset($info['validatepackage'])) { if (!isset($info['validatepackage']['_content'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NOVALIDATE_NAME); } if (!isset($info['validatepackage']['attribs']['version'])) { $content = isset($info['validatepackage']['_content']) ? $info['validatepackage']['_content'] : null; $this->_validateError(PEAR_CHANNELFILE_ERROR_NOVALIDATE_VERSION, array('package' => $content)); } } if (isset($info['servers']['primary']['attribs'], $info['servers']['primary']['attribs']['port']) && !is_numeric($info['servers']['primary']['attribs']['port'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_PORT, array('port' => $info['servers']['primary']['attribs']['port'])); } if (isset($info['servers']['primary']['attribs'], $info['servers']['primary']['attribs']['ssl']) && $info['servers']['primary']['attribs']['ssl'] != 'yes') { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_SSL, array('ssl' => $info['servers']['primary']['attribs']['ssl'], 'server' => $info['name'])); } if (isset($info['servers']['primary']['rest']) && isset($info['servers']['primary']['rest']['baseurl'])) { $this->_validateFunctions('rest', $info['servers']['primary']['rest']['baseurl']); } if (isset($info['servers']['mirror'])) { if ($this->_channelInfo['name'] == '__uri') { $this->_validateError(PEAR_CHANNELFILE_URI_CANT_MIRROR); } if (!isset($info['servers']['mirror'][0])) { $info['servers']['mirror'] = array($info['servers']['mirror']); } foreach ($info['servers']['mirror'] as $mirror) { if (!isset($mirror['attribs']['host'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_HOST, array('type' => 'mirror')); } elseif (!$this->validChannelServer($mirror['attribs']['host'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_HOST, array('server' => $mirror['attribs']['host'], 'type' => 'mirror')); } if (isset($mirror['attribs']['ssl']) && $mirror['attribs']['ssl'] != 'yes') { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_SSL, array('ssl' => $info['ssl'], 'server' => $mirror['attribs']['host'])); } if (isset($mirror['rest'])) { $this->_validateFunctions('rest', $mirror['rest']['baseurl'], $mirror['attribs']['host']); } } } return $this->_isValid; } /** * @param string rest - protocol name this function applies to * @param array the functions * @param string the name of the parent element (mirror name, for instance) */ function _validateFunctions($protocol, $functions, $parent = '') { if (!isset($functions[0])) { $functions = array($functions); } foreach ($functions as $function) { if (!isset($function['_content']) || empty($function['_content'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_FUNCTIONNAME, array('parent' => $parent, 'protocol' => $protocol)); } if ($protocol == 'rest') { if (!isset($function['attribs']['type']) || empty($function['attribs']['type'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NOBASEURLTYPE, array('parent' => $parent, 'protocol' => $protocol)); } } else { if (!isset($function['attribs']['version']) || empty($function['attribs']['version'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_FUNCTIONVERSION, array('parent' => $parent, 'protocol' => $protocol)); } } } } /** * Test whether a string contains a valid channel server. * @param string $ver the package version to test * @return bool */ function validChannelServer($server) { if ($server == '__uri') { return true; } return (bool) preg_match(PEAR_CHANNELS_SERVER_PREG, $server); } /** * @return string|false */ function getName() { if (isset($this->_channelInfo['name'])) { return $this->_channelInfo['name']; } return false; } /** * @return string|false */ function getServer() { if (isset($this->_channelInfo['name'])) { return $this->_channelInfo['name']; } return false; } /** * @return int|80 port number to connect to */ function getPort($mirror = false) { if ($mirror) { if ($mir = $this->getMirror($mirror)) { if (isset($mir['attribs']['port'])) { return $mir['attribs']['port']; } if ($this->getSSL($mirror)) { return 443; } return 80; } return false; } if (isset($this->_channelInfo['servers']['primary']['attribs']['port'])) { return $this->_channelInfo['servers']['primary']['attribs']['port']; } if ($this->getSSL()) { return 443; } return 80; } /** * @return bool Determines whether secure sockets layer (SSL) is used to connect to this channel */ function getSSL($mirror = false) { if ($mirror) { if ($mir = $this->getMirror($mirror)) { if (isset($mir['attribs']['ssl'])) { return true; } return false; } return false; } if (isset($this->_channelInfo['servers']['primary']['attribs']['ssl'])) { return true; } return false; } /** * @return string|false */ function getSummary() { if (isset($this->_channelInfo['summary'])) { return $this->_channelInfo['summary']; } return false; } /** * @param string protocol type * @param string Mirror name * @return array|false */ function getFunctions($protocol, $mirror = false) { if ($this->getName() == '__uri') { return false; } $function = $protocol == 'rest' ? 'baseurl' : 'function'; if ($mirror) { if ($mir = $this->getMirror($mirror)) { if (isset($mir[$protocol][$function])) { return $mir[$protocol][$function]; } } return false; } if (isset($this->_channelInfo['servers']['primary'][$protocol][$function])) { return $this->_channelInfo['servers']['primary'][$protocol][$function]; } return false; } /** * @param string Protocol type * @param string Function name (null to return the * first protocol of the type requested) * @param string Mirror name, if any * @return array */ function getFunction($type, $name = null, $mirror = false) { $protocols = $this->getFunctions($type, $mirror); if (!$protocols) { return false; } foreach ($protocols as $protocol) { if ($name === null) { return $protocol; } if ($protocol['_content'] != $name) { continue; } return $protocol; } return false; } /** * @param string protocol type * @param string protocol name * @param string version * @param string mirror name * @return boolean */ function supports($type, $name = null, $mirror = false, $version = '1.0') { $protocols = $this->getFunctions($type, $mirror); if (!$protocols) { return false; } foreach ($protocols as $protocol) { if ($protocol['attribs']['version'] != $version) { continue; } if ($name === null) { return true; } if ($protocol['_content'] != $name) { continue; } return true; } return false; } /** * Determines whether a channel supports Representational State Transfer (REST) protocols * for retrieving channel information * @param string * @return bool */ function supportsREST($mirror = false) { if ($mirror == $this->_channelInfo['name']) { $mirror = false; } if ($mirror) { if ($mir = $this->getMirror($mirror)) { return isset($mir['rest']); } return false; } return isset($this->_channelInfo['servers']['primary']['rest']); } /** * Get the URL to access a base resource. * * Hyperlinks in the returned xml will be used to retrieve the proper information * needed. This allows extreme extensibility and flexibility in implementation * @param string Resource Type to retrieve */ function getBaseURL($resourceType, $mirror = false) { if ($mirror == $this->_channelInfo['name']) { $mirror = false; } if ($mirror) { $mir = $this->getMirror($mirror); if (!$mir) { return false; } $rest = $mir['rest']; } else { $rest = $this->_channelInfo['servers']['primary']['rest']; } if (!isset($rest['baseurl'][0])) { $rest['baseurl'] = array($rest['baseurl']); } foreach ($rest['baseurl'] as $baseurl) { if (strtolower($baseurl['attribs']['type']) == strtolower($resourceType)) { return $baseurl['_content']; } } return false; } /** * Since REST does not implement RPC, provide this as a logical wrapper around * resetFunctions for REST * @param string|false mirror name, if any */ function resetREST($mirror = false) { return $this->resetFunctions('rest', $mirror); } /** * Empty all protocol definitions * @param string protocol type * @param string|false mirror name, if any */ function resetFunctions($type, $mirror = false) { if ($mirror) { if (isset($this->_channelInfo['servers']['mirror'])) { $mirrors = $this->_channelInfo['servers']['mirror']; if (!isset($mirrors[0])) { $mirrors = array($mirrors); } foreach ($mirrors as $i => $mir) { if ($mir['attribs']['host'] == $mirror) { if (isset($this->_channelInfo['servers']['mirror'][$i][$type])) { unset($this->_channelInfo['servers']['mirror'][$i][$type]); } return true; } } return false; } return false; } if (isset($this->_channelInfo['servers']['primary'][$type])) { unset($this->_channelInfo['servers']['primary'][$type]); } return true; } /** * Set a channel's protocols to the protocols supported by pearweb */ function setDefaultPEARProtocols($version = '1.0', $mirror = false) { switch ($version) { case '1.0' : $this->resetREST($mirror); if (!isset($this->_channelInfo['servers'])) { $this->_channelInfo['servers'] = array('primary' => array('rest' => array())); } elseif (!isset($this->_channelInfo['servers']['primary'])) { $this->_channelInfo['servers']['primary'] = array('rest' => array()); } return true; break; default : return false; break; } } /** * @return array */ function getMirrors() { if (isset($this->_channelInfo['servers']['mirror'])) { $mirrors = $this->_channelInfo['servers']['mirror']; if (!isset($mirrors[0])) { $mirrors = array($mirrors); } return $mirrors; } return array(); } /** * Get the unserialized XML representing a mirror * @return array|false */ function getMirror($server) { foreach ($this->getMirrors() as $mirror) { if ($mirror['attribs']['host'] == $server) { return $mirror; } } return false; } /** * @param string * @return string|false * @error PEAR_CHANNELFILE_ERROR_NO_NAME * @error PEAR_CHANNELFILE_ERROR_INVALID_NAME */ function setName($name) { return $this->setServer($name); } /** * Set the socket number (port) that is used to connect to this channel * @param integer * @param string|false name of the mirror server, or false for the primary */ function setPort($port, $mirror = false) { if ($mirror) { if (!isset($this->_channelInfo['servers']['mirror'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } if (isset($this->_channelInfo['servers']['mirror'][0])) { foreach ($this->_channelInfo['servers']['mirror'] as $i => $mir) { if ($mirror == $mir['attribs']['host']) { $this->_channelInfo['servers']['mirror'][$i]['attribs']['port'] = $port; return true; } } return false; } elseif ($this->_channelInfo['servers']['mirror']['attribs']['host'] == $mirror) { $this->_channelInfo['servers']['mirror']['attribs']['port'] = $port; $this->_isValid = false; return true; } } $this->_channelInfo['servers']['primary']['attribs']['port'] = $port; $this->_isValid = false; return true; } /** * Set the socket number (port) that is used to connect to this channel * @param bool Determines whether to turn on SSL support or turn it off * @param string|false name of the mirror server, or false for the primary */ function setSSL($ssl = true, $mirror = false) { if ($mirror) { if (!isset($this->_channelInfo['servers']['mirror'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } if (isset($this->_channelInfo['servers']['mirror'][0])) { foreach ($this->_channelInfo['servers']['mirror'] as $i => $mir) { if ($mirror == $mir['attribs']['host']) { if (!$ssl) { if (isset($this->_channelInfo['servers']['mirror'][$i] ['attribs']['ssl'])) { unset($this->_channelInfo['servers']['mirror'][$i]['attribs']['ssl']); } } else { $this->_channelInfo['servers']['mirror'][$i]['attribs']['ssl'] = 'yes'; } return true; } } return false; } elseif ($this->_channelInfo['servers']['mirror']['attribs']['host'] == $mirror) { if (!$ssl) { if (isset($this->_channelInfo['servers']['mirror']['attribs']['ssl'])) { unset($this->_channelInfo['servers']['mirror']['attribs']['ssl']); } } else { $this->_channelInfo['servers']['mirror']['attribs']['ssl'] = 'yes'; } $this->_isValid = false; return true; } } if ($ssl) { $this->_channelInfo['servers']['primary']['attribs']['ssl'] = 'yes'; } else { if (isset($this->_channelInfo['servers']['primary']['attribs']['ssl'])) { unset($this->_channelInfo['servers']['primary']['attribs']['ssl']); } } $this->_isValid = false; return true; } /** * @param string * @return string|false * @error PEAR_CHANNELFILE_ERROR_NO_SERVER * @error PEAR_CHANNELFILE_ERROR_INVALID_SERVER */ function setServer($server, $mirror = false) { if (empty($server)) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_SERVER); return false; } elseif (!$this->validChannelServer($server)) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_NAME, array('tag' => 'name', 'name' => $server)); return false; } if ($mirror) { $found = false; foreach ($this->_channelInfo['servers']['mirror'] as $i => $mir) { if ($mirror == $mir['attribs']['host']) { $found = true; break; } } if (!$found) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } $this->_channelInfo['mirror'][$i]['attribs']['host'] = $server; return true; } $this->_channelInfo['name'] = $server; return true; } /** * @param string * @return boolean success * @error PEAR_CHANNELFILE_ERROR_NO_SUMMARY * @warning PEAR_CHANNELFILE_ERROR_MULTILINE_SUMMARY */ function setSummary($summary) { if (empty($summary)) { $this->_validateError(PEAR_CHANNELFILE_ERROR_NO_SUMMARY); return false; } elseif (strpos(trim($summary), "\n") !== false) { $this->_validateWarning(PEAR_CHANNELFILE_ERROR_MULTILINE_SUMMARY, array('summary' => $summary)); } $this->_channelInfo['summary'] = $summary; return true; } /** * @param string * @param boolean determines whether the alias is in channel.xml or local * @return boolean success */ function setAlias($alias, $local = false) { if (!$this->validChannelServer($alias)) { $this->_validateError(PEAR_CHANNELFILE_ERROR_INVALID_NAME, array('tag' => 'suggestedalias', 'name' => $alias)); return false; } if ($local) { $this->_channelInfo['localalias'] = $alias; } else { $this->_channelInfo['suggestedalias'] = $alias; } return true; } /** * @return string */ function getAlias() { if (isset($this->_channelInfo['localalias'])) { return $this->_channelInfo['localalias']; } if (isset($this->_channelInfo['suggestedalias'])) { return $this->_channelInfo['suggestedalias']; } if (isset($this->_channelInfo['name'])) { return $this->_channelInfo['name']; } return ''; } /** * Set the package validation object if it differs from PEAR's default * The class must be includeable via changing _ in the classname to path separator, * but no checking of this is made. * @param string|false pass in false to reset to the default packagename regex * @return boolean success */ function setValidationPackage($validateclass, $version) { if (empty($validateclass)) { unset($this->_channelInfo['validatepackage']); } $this->_channelInfo['validatepackage'] = array('_content' => $validateclass); $this->_channelInfo['validatepackage']['attribs'] = array('version' => $version); } /** * Add a protocol to the provides section * @param string protocol type * @param string protocol version * @param string protocol name, if any * @param string mirror name, if this is a mirror's protocol * @return bool */ function addFunction($type, $version, $name = '', $mirror = false) { if ($mirror) { return $this->addMirrorFunction($mirror, $type, $version, $name); } $set = array('attribs' => array('version' => $version), '_content' => $name); if (!isset($this->_channelInfo['servers']['primary'][$type]['function'])) { if (!isset($this->_channelInfo['servers'])) { $this->_channelInfo['servers'] = array('primary' => array($type => array())); } elseif (!isset($this->_channelInfo['servers']['primary'])) { $this->_channelInfo['servers']['primary'] = array($type => array()); } $this->_channelInfo['servers']['primary'][$type]['function'] = $set; $this->_isValid = false; return true; } elseif (!isset($this->_channelInfo['servers']['primary'][$type]['function'][0])) { $this->_channelInfo['servers']['primary'][$type]['function'] = array( $this->_channelInfo['servers']['primary'][$type]['function']); } $this->_channelInfo['servers']['primary'][$type]['function'][] = $set; return true; } /** * Add a protocol to a mirror's provides section * @param string mirror name (server) * @param string protocol type * @param string protocol version * @param string protocol name, if any */ function addMirrorFunction($mirror, $type, $version, $name = '') { if (!isset($this->_channelInfo['servers']['mirror'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } $setmirror = false; if (isset($this->_channelInfo['servers']['mirror'][0])) { foreach ($this->_channelInfo['servers']['mirror'] as $i => $mir) { if ($mirror == $mir['attribs']['host']) { $setmirror = &$this->_channelInfo['servers']['mirror'][$i]; break; } } } else { if ($this->_channelInfo['servers']['mirror']['attribs']['host'] == $mirror) { $setmirror = &$this->_channelInfo['servers']['mirror']; } } if (!$setmirror) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } $set = array('attribs' => array('version' => $version), '_content' => $name); if (!isset($setmirror[$type]['function'])) { $setmirror[$type]['function'] = $set; $this->_isValid = false; return true; } elseif (!isset($setmirror[$type]['function'][0])) { $setmirror[$type]['function'] = array($setmirror[$type]['function']); } $setmirror[$type]['function'][] = $set; $this->_isValid = false; return true; } /** * @param string Resource Type this url links to * @param string URL * @param string|false mirror name, if this is not a primary server REST base URL */ function setBaseURL($resourceType, $url, $mirror = false) { if ($mirror) { if (!isset($this->_channelInfo['servers']['mirror'])) { $this->_validateError(PEAR_CHANNELFILE_ERROR_MIRROR_NOT_FOUND, array('mirror' => $mirror)); return false; } $setmirror = false; if (isset($this->_channelInfo['servers']['mirror'][0])) { foreach ($this->_channelInfo['servers']['mirror'] as $i => $mir) { if ($mirror == $mir['attribs']['host']) { $setmirror = &$this->_channelInfo['servers']['mirror'][$i]; break; } } } else { if ($this->_channelInfo['servers']['mirror']['attribs']['host'] == $mirror) { $setmirror = &$this->_channelInfo['servers']['mirror']; } } } else { $setmirror = &$this->_channelInfo['servers']['primary']; } $set = array('attribs' => array('type' => $resourceType), '_content' => $url); if (!isset($setmirror['rest'])) { $setmirror['rest'] = array(); } if (!isset($setmirror['rest']['baseurl'])) { $setmirror['rest']['baseurl'] = $set; $this->_isValid = false; return true; } elseif (!isset($setmirror['rest']['baseurl'][0])) { $setmirror['rest']['baseurl'] = array($setmirror['rest']['baseurl']); } foreach ($setmirror['rest']['baseurl'] as $i => $url) { if ($url['attribs']['type'] == $resourceType) { $this->_isValid = false; $setmirror['rest']['baseurl'][$i] = $set; return true; } } $setmirror['rest']['baseurl'][] = $set; $this->_isValid = false; return true; } /** * @param string mirror server * @param int mirror http port * @return boolean */ function addMirror($server, $port = null) { if ($this->_channelInfo['name'] == '__uri') { return false; // the __uri channel cannot have mirrors by definition } $set = array('attribs' => array('host' => $server)); if (is_numeric($port)) { $set['attribs']['port'] = $port; } if (!isset($this->_channelInfo['servers']['mirror'])) { $this->_channelInfo['servers']['mirror'] = $set; return true; } if (!isset($this->_channelInfo['servers']['mirror'][0])) { $this->_channelInfo['servers']['mirror'] = array($this->_channelInfo['servers']['mirror']); } $this->_channelInfo['servers']['mirror'][] = $set; return true; } /** * Retrieve the name of the validation package for this channel * @return string|false */ function getValidationPackage() { if (!$this->_isValid && !$this->validate()) { return false; } if (!isset($this->_channelInfo['validatepackage'])) { return array('attribs' => array('version' => 'default'), '_content' => 'PEAR_Validate'); } return $this->_channelInfo['validatepackage']; } /** * Retrieve the object that can be used for custom validation * @param string|false the name of the package to validate. If the package is * the channel validation package, PEAR_Validate is returned * @return PEAR_Validate|false false is returned if the validation package * cannot be located */ function &getValidationObject($package = false) { if (!class_exists('PEAR_Validate')) { require_once 'PEAR/Validate.php'; } if (!$this->_isValid) { if (!$this->validate()) { $a = false; return $a; } } if (isset($this->_channelInfo['validatepackage'])) { if ($package == $this->_channelInfo['validatepackage']) { // channel validation packages are always validated by PEAR_Validate $val = new PEAR_Validate; return $val; } if (!class_exists(str_replace('.', '_', $this->_channelInfo['validatepackage']['_content']))) { if ($this->isIncludeable(str_replace('_', '/', $this->_channelInfo['validatepackage']['_content']) . '.php')) { include_once str_replace('_', '/', $this->_channelInfo['validatepackage']['_content']) . '.php'; $vclass = str_replace('.', '_', $this->_channelInfo['validatepackage']['_content']); $val = new $vclass; } else { $a = false; return $a; } } else { $vclass = str_replace('.', '_', $this->_channelInfo['validatepackage']['_content']); $val = new $vclass; } } else { $val = new PEAR_Validate; } return $val; } function isIncludeable($path) { $possibilities = explode(PATH_SEPARATOR, ini_get('include_path')); foreach ($possibilities as $dir) { if (file_exists($dir . DIRECTORY_SEPARATOR . $path) && is_readable($dir . DIRECTORY_SEPARATOR . $path)) { return true; } } return false; } /** * This function is used by the channel updater and retrieves a value set by * the registry, or the current time if it has not been set * @return string */ function lastModified() { if (isset($this->_channelInfo['_lastmodified'])) { return $this->_channelInfo['_lastmodified']; } return time(); } }
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