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mathias |
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<?php
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/**
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* PEAR_REST_13
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*
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* PHP versions 4 and 5
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*
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* @category pear
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* @package PEAR
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @link http://pear.php.net/package/PEAR
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* @since File available since Release 1.4.0a12
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*/
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/**
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* For downloading REST xml/txt files
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*/
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require_once 'PEAR/REST.php';
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require_once 'PEAR/REST/10.php';
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/**
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* Implement REST 1.3
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*
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* @category pear
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* @package PEAR
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @version Release: 1.10.1
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* @link http://pear.php.net/package/PEAR
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* @since Class available since Release 1.4.0a12
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*/
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class PEAR_REST_13 extends PEAR_REST_10
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{
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/**
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* Retrieve information about a remote package to be downloaded from a REST server
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*
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* This is smart enough to resolve the minimum PHP version dependency prior to download
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* @param string $base The uri to prepend to all REST calls
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* @param array $packageinfo an array of format:
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* <pre>
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* array(
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* 'package' => 'packagename',
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* 'channel' => 'channelname',
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* ['state' => 'alpha' (or valid state),]
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* -or-
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* ['version' => '1.whatever']
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* </pre>
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* @param string $prefstate Current preferred_state config variable value
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* @param bool $installed the installed version of this package to compare against
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* @return array|false|PEAR_Error see {@link _returnDownloadURL()}
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*/
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function getDownloadURL($base, $packageinfo, $prefstate, $installed, $channel = false)
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{
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$states = $this->betterStates($prefstate, true);
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if (!$states) {
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return PEAR::raiseError('"' . $prefstate . '" is not a valid state');
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}
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$channel = $packageinfo['channel'];
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$package = $packageinfo['package'];
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$state = isset($packageinfo['state']) ? $packageinfo['state'] : null;
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$version = isset($packageinfo['version']) ? $packageinfo['version'] : null;
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$restFile = $base . 'r/' . strtolower($package) . '/allreleases2.xml';
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$info = $this->_rest->retrieveData($restFile, false, false, $channel);
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if (PEAR::isError($info)) {
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return PEAR::raiseError('No releases available for package "' .
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$channel . '/' . $package . '"');
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}
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if (!isset($info['r'])) {
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return false;
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}
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$release = $found = false;
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if (!is_array($info['r']) || !isset($info['r'][0])) {
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$info['r'] = array($info['r']);
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}
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$skippedphp = false;
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foreach ($info['r'] as $release) {
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if (!isset($this->_rest->_options['force']) && ($installed &&
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version_compare($release['v'], $installed, '<'))) {
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continue;
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}
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if (isset($state)) {
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// try our preferred state first
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if ($release['s'] == $state) {
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if (!isset($version) && version_compare($release['m'], phpversion(), '>')) {
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// skip releases that require a PHP version newer than our PHP version
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$skippedphp = $release;
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continue;
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}
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$found = true;
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break;
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}
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// see if there is something newer and more stable
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// bug #7221
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if (in_array($release['s'], $this->betterStates($state), true)) {
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if (!isset($version) && version_compare($release['m'], phpversion(), '>')) {
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// skip releases that require a PHP version newer than our PHP version
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$skippedphp = $release;
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continue;
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}
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$found = true;
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break;
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}
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} elseif (isset($version)) {
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if ($release['v'] == $version) {
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if (!isset($this->_rest->_options['force']) &&
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!isset($version) &&
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version_compare($release['m'], phpversion(), '>')) {
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// skip releases that require a PHP version newer than our PHP version
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$skippedphp = $release;
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continue;
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}
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$found = true;
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break;
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}
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} else {
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if (in_array($release['s'], $states)) {
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if (version_compare($release['m'], phpversion(), '>')) {
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// skip releases that require a PHP version newer than our PHP version
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$skippedphp = $release;
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continue;
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}
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$found = true;
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break;
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}
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}
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}
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if (!$found && $skippedphp) {
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$found = null;
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}
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return $this->_returnDownloadURL($base, $package, $release, $info, $found, $skippedphp, $channel);
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}
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function getDepDownloadURL($base, $xsdversion, $dependency, $deppackage,
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$prefstate = 'stable', $installed = false, $channel = false)
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{
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$states = $this->betterStates($prefstate, true);
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if (!$states) {
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return PEAR::raiseError('"' . $prefstate . '" is not a valid state');
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}
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$channel = $dependency['channel'];
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$package = $dependency['name'];
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$state = isset($dependency['state']) ? $dependency['state'] : null;
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$version = isset($dependency['version']) ? $dependency['version'] : null;
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$restFile = $base . 'r/' . strtolower($package) .'/allreleases2.xml';
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$info = $this->_rest->retrieveData($restFile, false, false, $channel);
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if (PEAR::isError($info)) {
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return PEAR::raiseError('Package "' . $deppackage['channel'] . '/' . $deppackage['package']
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. '" dependency "' . $channel . '/' . $package . '" has no releases');
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}
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if (!is_array($info) || !isset($info['r'])) {
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return false;
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}
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$exclude = array();
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$min = $max = $recommended = false;
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if ($xsdversion == '1.0') {
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$pinfo['package'] = $dependency['name'];
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$pinfo['channel'] = 'pear.php.net'; // this is always true - don't change this
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switch ($dependency['rel']) {
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case 'ge' :
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$min = $dependency['version'];
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break;
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case 'gt' :
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$min = $dependency['version'];
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$exclude = array($dependency['version']);
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break;
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case 'eq' :
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$recommended = $dependency['version'];
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break;
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case 'lt' :
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$max = $dependency['version'];
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$exclude = array($dependency['version']);
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break;
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case 'le' :
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$max = $dependency['version'];
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break;
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case 'ne' :
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$exclude = array($dependency['version']);
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break;
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}
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} else {
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$pinfo['package'] = $dependency['name'];
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$min = isset($dependency['min']) ? $dependency['min'] : false;
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$max = isset($dependency['max']) ? $dependency['max'] : false;
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$recommended = isset($dependency['recommended']) ?
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$dependency['recommended'] : false;
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if (isset($dependency['exclude'])) {
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if (!isset($dependency['exclude'][0])) {
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$exclude = array($dependency['exclude']);
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}
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}
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}
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$skippedphp = $found = $release = false;
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if (!is_array($info['r']) || !isset($info['r'][0])) {
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$info['r'] = array($info['r']);
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}
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foreach ($info['r'] as $release) {
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if (!isset($this->_rest->_options['force']) && ($installed &&
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version_compare($release['v'], $installed, '<'))) {
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continue;
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}
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if (in_array($release['v'], $exclude)) { // skip excluded versions
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continue;
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}
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// allow newer releases to say "I'm OK with the dependent package"
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if ($xsdversion == '2.0' && isset($release['co'])) {
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if (!is_array($release['co']) || !isset($release['co'][0])) {
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$release['co'] = array($release['co']);
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}
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foreach ($release['co'] as $entry) {
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if (isset($entry['x']) && !is_array($entry['x'])) {
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$entry['x'] = array($entry['x']);
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} elseif (!isset($entry['x'])) {
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$entry['x'] = array();
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}
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if ($entry['c'] == $deppackage['channel'] &&
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strtolower($entry['p']) == strtolower($deppackage['package']) &&
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version_compare($deppackage['version'], $entry['min'], '>=') &&
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version_compare($deppackage['version'], $entry['max'], '<=') &&
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!in_array($release['v'], $entry['x'])) {
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if (version_compare($release['m'], phpversion(), '>')) {
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// skip dependency releases that require a PHP version
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// newer than our PHP version
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$skippedphp = $release;
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continue;
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}
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$recommended = $release['v'];
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break;
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}
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}
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}
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if ($recommended) {
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if ($release['v'] != $recommended) { // if we want a specific
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// version, then skip all others
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continue;
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}
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if (!in_array($release['s'], $states)) {
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// the stability is too low, but we must return the
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// recommended version if possible
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return $this->_returnDownloadURL($base, $package, $release, $info, true, false, $channel);
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}
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}
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266 |
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if ($min && version_compare($release['v'], $min, 'lt')) { // skip too old versions
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continue;
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}
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if ($max && version_compare($release['v'], $max, 'gt')) { // skip too new versions
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continue;
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}
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if ($installed && version_compare($release['v'], $installed, '<')) {
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continue;
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}
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278 |
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if (in_array($release['s'], $states)) { // if in the preferred state...
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280 |
if (version_compare($release['m'], phpversion(), '>')) {
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// skip dependency releases that require a PHP version
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// newer than our PHP version
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283 |
$skippedphp = $release;
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284 |
continue;
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285 |
}
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286 |
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287 |
$found = true; // ... then use it
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288 |
break;
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}
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}
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291 |
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292 |
if (!$found && $skippedphp) {
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293 |
$found = null;
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294 |
}
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295 |
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296 |
return $this->_returnDownloadURL($base, $package, $release, $info, $found, $skippedphp, $channel);
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297 |
}
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298 |
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299 |
/**
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300 |
* List package upgrades but take the PHP version into account.
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301 |
*/
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302 |
function listLatestUpgrades($base, $pref_state, $installed, $channel, &$reg)
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303 |
{
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304 |
$packagelist = $this->_rest->retrieveData($base . 'p/packages.xml', false, false, $channel);
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305 |
if (PEAR::isError($packagelist)) {
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306 |
return $packagelist;
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307 |
}
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308 |
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309 |
$ret = array();
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310 |
if (!is_array($packagelist) || !isset($packagelist['p'])) {
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311 |
return $ret;
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312 |
}
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313 |
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314 |
if (!is_array($packagelist['p'])) {
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315 |
$packagelist['p'] = array($packagelist['p']);
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316 |
}
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317 |
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318 |
foreach ($packagelist['p'] as $package) {
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319 |
if (!isset($installed[strtolower($package)])) {
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320 |
continue;
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321 |
}
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322 |
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323 |
$inst_version = $reg->packageInfo($package, 'version', $channel);
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324 |
$inst_state = $reg->packageInfo($package, 'release_state', $channel);
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325 |
PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
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326 |
$info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .
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327 |
'/allreleases2.xml', false, false, $channel);
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328 |
PEAR::popErrorHandling();
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329 |
if (PEAR::isError($info)) {
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330 |
continue; // no remote releases
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331 |
}
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332 |
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333 |
if (!isset($info['r'])) {
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334 |
continue;
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335 |
}
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336 |
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337 |
$release = $found = false;
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338 |
if (!is_array($info['r']) || !isset($info['r'][0])) {
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339 |
$info['r'] = array($info['r']);
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340 |
}
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341 |
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342 |
// $info['r'] is sorted by version number
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343 |
usort($info['r'], array($this, '_sortReleasesByVersionNumber'));
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344 |
foreach ($info['r'] as $release) {
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345 |
if ($inst_version && version_compare($release['v'], $inst_version, '<=')) {
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346 |
// not newer than the one installed
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347 |
break;
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348 |
}
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349 |
if (version_compare($release['m'], phpversion(), '>')) {
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350 |
// skip dependency releases that require a PHP version
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351 |
// newer than our PHP version
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352 |
continue;
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353 |
}
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354 |
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355 |
// new version > installed version
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356 |
if (!$pref_state) {
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357 |
// every state is a good state
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358 |
$found = true;
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|
359 |
break;
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360 |
} else {
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361 |
$new_state = $release['s'];
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|
362 |
// if new state >= installed state: go
|
|
|
363 |
if (in_array($new_state, $this->betterStates($inst_state, true))) {
|
|
|
364 |
$found = true;
|
|
|
365 |
break;
|
|
|
366 |
} else {
|
|
|
367 |
// only allow to lower the state of package,
|
|
|
368 |
// if new state >= preferred state: go
|
|
|
369 |
if (in_array($new_state, $this->betterStates($pref_state, true))) {
|
|
|
370 |
$found = true;
|
|
|
371 |
break;
|
|
|
372 |
}
|
|
|
373 |
}
|
|
|
374 |
}
|
|
|
375 |
}
|
|
|
376 |
|
|
|
377 |
if (!$found) {
|
|
|
378 |
continue;
|
|
|
379 |
}
|
|
|
380 |
|
|
|
381 |
$relinfo = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/' .
|
|
|
382 |
$release['v'] . '.xml', false, false, $channel);
|
|
|
383 |
if (PEAR::isError($relinfo)) {
|
|
|
384 |
return $relinfo;
|
|
|
385 |
}
|
|
|
386 |
|
|
|
387 |
$ret[$package] = array(
|
|
|
388 |
'version' => $release['v'],
|
|
|
389 |
'state' => $release['s'],
|
|
|
390 |
'filesize' => $relinfo['f'],
|
|
|
391 |
);
|
|
|
392 |
}
|
|
|
393 |
|
|
|
394 |
return $ret;
|
|
|
395 |
}
|
|
|
396 |
}
|