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<?php/*** PEAR_REST_10** PHP versions 4 and 5** LICENSE: This source file is subject to version 3.0 of the PHP license* that is available through the world-wide-web at the following URI:* http://www.php.net/license/3_0.txt. If you did not receive a copy of* the PHP License and are unable to obtain it through the web, please* send a note to license@php.net so we can mail you a copy immediately.** @category pear* @package PEAR* @author Greg Beaver <cellog@php.net>* @copyright 1997-2006 The PHP Group* @license http://www.php.net/license/3_0.txt PHP License 3.0* @version CVS: $Id: 10.php,v 1.43 2006/11/01 05:09:05 cellog Exp $* @link http://pear.php.net/package/PEAR* @since File available since Release 1.4.0a12*//*** For downloading REST xml/txt files*/require_once 'PEAR/REST.php';/*** Implement REST 1.0** @category pear* @package PEAR* @author Greg Beaver <cellog@php.net>* @copyright 1997-2006 The PHP Group* @license http://www.php.net/license/3_0.txt PHP License 3.0* @version Release: 1.5.1* @link http://pear.php.net/package/PEAR* @since Class available since Release 1.4.0a12*/class PEAR_REST_10{/*** @var PEAR_REST*/var $_rest;function PEAR_REST_10($config, $options = array()){$this->_rest = &new PEAR_REST($config, $options);}/*** Retrieve information about a remote package to be downloaded from a REST server** @param string $base The uri to prepend to all REST calls* @param array $packageinfo an array of format:* <pre>* array(* 'package' => 'packagename',* 'channel' => 'channelname',* ['state' => 'alpha' (or valid state),]* -or-* ['version' => '1.whatever']* </pre>* @param string $prefstate Current preferred_state config variable value* @param bool $installed the installed version of this package to compare against* @return array|false|PEAR_Error see {@link _returnDownloadURL()}*/function getDownloadURL($base, $packageinfo, $prefstate, $installed){$channel = $packageinfo['channel'];$package = $packageinfo['package'];$states = $this->betterStates($prefstate, true);if (!$states) {return PEAR::raiseError('"' . $prefstate . '" is not a valid state');}$state = $version = null;if (isset($packageinfo['state'])) {$state = $packageinfo['state'];}if (isset($packageinfo['version'])) {$version = $packageinfo['version'];}$info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) . '/allreleases.xml');if (PEAR::isError($info)) {return PEAR::raiseError('No releases available for package "' .$channel . '/' . $package . '"');}if (!isset($info['r'])) {return false;}$found = false;$release = false;if (!is_array($info['r']) || !isset($info['r'][0])) {$info['r'] = array($info['r']);}foreach ($info['r'] as $release) {if (!isset($this->_rest->_options['force']) && ($installed &&version_compare($release['v'], $installed, '<'))) {continue;}if (isset($state)) {// try our preferred state firstif ($release['s'] == $state) {$found = true;break;}// see if there is something newer and more stable// bug #7221if (in_array($release['s'], $this->betterStates($state), true)) {$found = true;break;}} elseif (isset($version)) {if ($release['v'] == $version) {$found = true;break;}} else {if (in_array($release['s'], $states)) {$found = true;break;}}}return $this->_returnDownloadURL($base, $package, $release, $info, $found);}function getDepDownloadURL($base, $xsdversion, $dependency, $deppackage,$prefstate = 'stable', $installed = false){$channel = $dependency['channel'];$package = $dependency['name'];$states = $this->betterStates($prefstate, true);if (!$states) {return PEAR::raiseError('"' . $prefstate . '" is not a valid state');}$state = $version = null;if (isset($packageinfo['state'])) {$state = $packageinfo['state'];}if (isset($packageinfo['version'])) {$version = $packageinfo['version'];}$info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) . '/allreleases.xml');if (PEAR::isError($info)) {return PEAR::raiseError('Package "' . $deppackage['channel'] . '/' . $deppackage['package']. '" dependency "' . $channel . '/' . $package . '" has no releases');}if (!is_array($info) || !isset($info['r'])) {return false;}$exclude = array();$min = $max = $recommended = false;if ($xsdversion == '1.0') {$pinfo['package'] = $dependency['name'];$pinfo['channel'] = 'pear.php.net'; // this is always true - don't change thisswitch ($dependency['rel']) {case 'ge' :$min = $dependency['version'];break;case 'gt' :$min = $dependency['version'];$exclude = array($dependency['version']);break;case 'eq' :$recommended = $dependency['version'];break;case 'lt' :$max = $dependency['version'];$exclude = array($dependency['version']);break;case 'le' :$max = $dependency['version'];break;case 'ne' :$exclude = array($dependency['version']);break;}} else {$pinfo['package'] = $dependency['name'];$min = isset($dependency['min']) ? $dependency['min'] : false;$max = isset($dependency['max']) ? $dependency['max'] : false;$recommended = isset($dependency['recommended']) ?$dependency['recommended'] : false;if (isset($dependency['exclude'])) {if (!isset($dependency['exclude'][0])) {$exclude = array($dependency['exclude']);}}}$found = false;$release = false;if (!is_array($info['r']) || !isset($info['r'][0])) {$info['r'] = array($info['r']);}foreach ($info['r'] as $release) {if (!isset($this->_rest->_options['force']) && ($installed &&version_compare($release['v'], $installed, '<'))) {continue;}if (in_array($release['v'], $exclude)) { // skip excluded versionscontinue;}// allow newer releases to say "I'm OK with the dependent package"if ($xsdversion == '2.0' && isset($release['co'])) {if (!is_array($release['co']) || !isset($release['co'][0])) {$release['co'] = array($release['co']);}foreach ($release['co'] as $entry) {if (isset($entry['x']) && !is_array($entry['x'])) {$entry['x'] = array($entry['x']);} elseif (!isset($entry['x'])) {$entry['x'] = array();}if ($entry['c'] == $deppackage['channel'] &&strtolower($entry['p']) == strtolower($deppackage['package']) &&version_compare($deppackage['version'], $entry['min'], '>=') &&version_compare($deppackage['version'], $entry['max'], '<=') &&!in_array($release['v'], $entry['x'])) {$recommended = $release['v'];break;}}}if ($recommended) {if ($release['v'] != $recommended) { // if we want a specific// version, then skip all otherscontinue;} else {if (!in_array($release['s'], $states)) {// the stability is too low, but we must return the// recommended version if possiblereturn $this->_returnDownloadURL($base, $package, $release, $info, true);}}}if ($min && version_compare($release['v'], $min, 'lt')) { // skip too old versionscontinue;}if ($max && version_compare($release['v'], $max, 'gt')) { // skip too new versionscontinue;}if ($installed && version_compare($release['v'], $installed, '<')) {continue;}if (in_array($release['s'], $states)) { // if in the preferred state...$found = true; // ... then use itbreak;}}return $this->_returnDownloadURL($base, $package, $release, $info, $found);}/*** Take raw data and return the array needed for processing a download URL** @param string $base REST base uri* @param string $package Package name* @param array $release an array of format array('v' => version, 's' => state)* describing the release to download* @param array $info list of all releases as defined by allreleases.xml* @param bool $found determines whether the release was found or this is the next* best alternative* @return array|PEAR_Error* @access private*/function _returnDownloadURL($base, $package, $release, $info, $found){if (!$found) {$release = $info['r'][0];}$pinfo = $this->_rest->retrieveCacheFirst($base . 'p/' . strtolower($package) . '/' .'info.xml');if (PEAR::isError($pinfo)) {return PEAR::raiseError('Package "' . $package .'" does not have REST info xml available');}$releaseinfo = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/' .$release['v'] . '.xml');if (PEAR::isError($releaseinfo)) {return PEAR::raiseError('Package "' . $package . '" Version "' . $release['v'] .'" does not have REST xml available');}$packagexml = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/' .'deps.' . $release['v'] . '.txt', false, true);if (PEAR::isError($packagexml)) {return PEAR::raiseError('Package "' . $package . '" Version "' . $release['v'] .'" does not have REST dependency information available');}$packagexml = unserialize($packagexml);if (!$packagexml) {$packagexml = array();}$allinfo = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/allreleases.xml');if (!is_array($allinfo['r']) || !isset($allinfo['r'][0])) {$allinfo['r'] = array($allinfo['r']);}$compatible = false;foreach ($allinfo['r'] as $release) {if ($release['v'] != $releaseinfo['v']) {continue;}if (!isset($release['co'])) {break;}$compatible = array();if (!is_array($release['co']) || !isset($release['co'][0])) {$release['co'] = array($release['co']);}foreach ($release['co'] as $entry) {$comp = array();$comp['name'] = $entry['p'];$comp['channel'] = $entry['c'];$comp['min'] = $entry['min'];$comp['max'] = $entry['max'];if (isset($entry['x']) && !is_array($entry['x'])) {$comp['exclude'] = $entry['x'];}$compatible[] = $comp;}if (count($compatible) == 1) {$compatible = $compatible[0];}break;}if (isset($pinfo['dc']) && isset($pinfo['dp'])) {$deprecated = array('channel' => (string) $pinfo['dc'],'package' => trim($pinfo['dp']['_content']));} else {$deprecated = false;}if ($found) {returnarray('version' => $releaseinfo['v'],'info' => $packagexml,'package' => $releaseinfo['p']['_content'],'stability' => $releaseinfo['st'],'url' => $releaseinfo['g'],'compatible' => $compatible,'deprecated' => $deprecated,);} else {returnarray('version' => $releaseinfo['v'],'package' => $releaseinfo['p']['_content'],'stability' => $releaseinfo['st'],'info' => $packagexml,'compatible' => $compatible,'deprecated' => $deprecated,);}}function listPackages($base){$packagelist = $this->_rest->retrieveData($base . 'p/packages.xml');if (PEAR::isError($packagelist)) {return $packagelist;}if (!is_array($packagelist) || !isset($packagelist['p'])) {return array();}if (!is_array($packagelist['p'])) {$packagelist['p'] = array($packagelist['p']);}return $packagelist['p'];}function listAll($base, $dostable, $basic = true, $searchpackage = false, $searchsummary = false){$packagelist = $this->_rest->retrieveData($base . 'p/packages.xml');if (PEAR::isError($packagelist)) {return $packagelist;}if ($this->_rest->config->get('verbose') > 0) {$ui = &PEAR_Frontend::singleton();$ui->log('Retrieving data...0%', false);}$ret = array();if (!is_array($packagelist) || !isset($packagelist['p'])) {return $ret;}if (!is_array($packagelist['p'])) {$packagelist['p'] = array($packagelist['p']);}PEAR::pushErrorHandling(PEAR_ERROR_RETURN);$next = .1;foreach ($packagelist['p'] as $progress => $package) {if ($this->_rest->config->get('verbose') > 0) {if ($progress / count($packagelist['p']) >= $next) {if ($next == .5) {$ui->log('50%', false);} else {$ui->log('.', false);}$next += .1;}}if ($basic) { // remote-list commandif ($dostable) {$latest = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/stable.txt');} else {$latest = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/latest.txt');}if (PEAR::isError($latest)) {$latest = false;}$info = array('stable' => $latest);} else { // list-all command$inf = $this->_rest->retrieveData($base . 'p/' . strtolower($package) . '/info.xml');if (PEAR::isError($inf)) {PEAR::popErrorHandling();return $inf;}if ($searchpackage) {$found = (!empty($searchpackage) && stristr($package, $searchpackage) !== false);if (!$found && !(isset($searchsummary) && !empty($searchsummary)&& (stristr($inf['s'], $searchsummary) !== false|| stristr($inf['d'], $searchsummary) !== false))){continue;};}$releases = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/allreleases.xml');if (PEAR::isError($releases)) {continue;}if (!isset($releases['r'][0])) {$releases['r'] = array($releases['r']);}unset($latest);unset($unstable);unset($stable);unset($state);foreach ($releases['r'] as $release) {if (!isset($latest)) {if ($dostable && $release['s'] == 'stable') {$latest = $release['v'];$state = 'stable';}if (!$dostable) {$latest = $release['v'];$state = $release['s'];}}if (!isset($stable) && $release['s'] == 'stable') {$stable = $release['v'];if (!isset($unstable)) {$unstable = $stable;}}if (!isset($unstable) && $release['s'] != 'stable') {$latest = $unstable = $release['v'];$state = $release['s'];}if (isset($latest) && !isset($state)) {$state = $release['s'];}if (isset($latest) && isset($stable) && isset($unstable)) {break;}}$deps = array();if (!isset($unstable)) {$unstable = false;$state = 'stable';if (isset($stable)) {$latest = $unstable = $stable;}} else {$latest = $unstable;}if (!isset($latest)) {$latest = false;}if ($latest) {$d = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/deps.' .$latest . '.txt');if (!PEAR::isError($d)) {$d = unserialize($d);if ($d) {if (isset($d['required'])) {if (!class_exists('PEAR_PackageFile_v2')) {require_once 'PEAR/PackageFile/v2.php';}if (!isset($pf)) {$pf = new PEAR_PackageFile_v2;}$pf->setDeps($d);$tdeps = $pf->getDeps();} else {$tdeps = $d;}foreach ($tdeps as $dep) {if ($dep['type'] !== 'pkg') {continue;}$deps[] = $dep;}}}}if (!isset($stable)) {$stable = '-n/a-';}if (!$searchpackage) {$info = array('stable' => $latest, 'summary' => $inf['s'], 'description' =>$inf['d'], 'deps' => $deps, 'category' => $inf['ca']['_content'],'unstable' => $unstable, 'state' => $state);} else {$info = array('stable' => $stable, 'summary' => $inf['s'], 'description' =>$inf['d'], 'deps' => $deps, 'category' => $inf['ca']['_content'],'unstable' => $unstable, 'state' => $state);}}$ret[$package] = $info;}PEAR::popErrorHandling();return $ret;}function listLatestUpgrades($base, $state, $installed, $channel, &$reg){$packagelist = $this->_rest->retrieveData($base . 'p/packages.xml');if (PEAR::isError($packagelist)) {return $packagelist;}$ret = array();if (!is_array($packagelist) || !isset($packagelist['p'])) {return $ret;}if (!is_array($packagelist['p'])) {$packagelist['p'] = array($packagelist['p']);}if ($state) {$states = $this->betterStates($state, true);}foreach ($packagelist['p'] as $package) {if (!isset($installed[strtolower($package)])) {continue;}$inst_version = $reg->packageInfo($package, 'version', $channel);PEAR::pushErrorHandling(PEAR_ERROR_RETURN);$info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/allreleases.xml');PEAR::popErrorHandling();if (PEAR::isError($info)) {continue; // no remote releases}if (!isset($info['r'])) {continue;}$found = false;$release = false;if (!is_array($info['r']) || !isset($info['r'][0])) {$info['r'] = array($info['r']);}foreach ($info['r'] as $release) {if ($inst_version && version_compare($release['v'], $inst_version, '<=')) {continue;}if ($state) {if (in_array($release['s'], $states)) {$found = true;break;}} else {$found = true;break;}}if (!$found) {continue;}$relinfo = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/' .$release['v'] . '.xml');if (PEAR::isError($relinfo)) {return $relinfo;}$ret[$package] = array('version' => $release['v'],'state' => $release['s'],'filesize' => $relinfo['f'],);}return $ret;}function packageInfo($base, $package){PEAR::pushErrorHandling(PEAR_ERROR_RETURN);$pinfo = $this->_rest->retrieveData($base . 'p/' . strtolower($package) . '/info.xml');if (PEAR::isError($pinfo)) {PEAR::popErrorHandling();return PEAR::raiseError('Unknown package: "' . $package . '" (Debug: ' .$pinfo->getMessage() . ')');}$releases = array();$allreleases = $this->_rest->retrieveData($base . 'r/' . strtolower($package) .'/allreleases.xml');if (!PEAR::isError($allreleases)) {if (!class_exists('PEAR_PackageFile_v2')) {require_once 'PEAR/PackageFile/v2.php';}if (!is_array($allreleases['r']) || !isset($allreleases['r'][0])) {$allreleases['r'] = array($allreleases['r']);}$pf = new PEAR_PackageFile_v2;foreach ($allreleases['r'] as $release) {$ds = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package) . '/deps.' .$release['v'] . '.txt');if (PEAR::isError($ds)) {continue;}if (!isset($latest)) {$latest = $release['v'];}$pf->setDeps(unserialize($ds));$ds = $pf->getDeps();$info = $this->_rest->retrieveCacheFirst($base . 'r/' . strtolower($package). '/' . $release['v'] . '.xml');if (PEAR::isError($info)) {continue;}$releases[$release['v']] = array('doneby' => $info['m'],'license' => $info['l'],'summary' => $info['s'],'description' => $info['d'],'releasedate' => $info['da'],'releasenotes' => $info['n'],'state' => $release['s'],'deps' => $ds ? $ds : array(),);}} else {$latest = '';}PEAR::popErrorHandling();if (isset($pinfo['dc']) && isset($pinfo['dp'])) {$deprecated = array('channel' => (string) $pinfo['dc'],'package' => trim($pinfo['dp']['_content']));} else {$deprecated = false;}return array('name' => $pinfo['n'],'channel' => $pinfo['c'],'category' => $pinfo['ca']['_content'],'stable' => $latest,'license' => $pinfo['l'],'summary' => $pinfo['s'],'description' => $pinfo['d'],'releases' => $releases,'deprecated' => $deprecated,);}/*** Return an array containing all of the states that are more stable than* or equal to the passed in state** @param string Release state* @param boolean Determines whether to include $state in the list* @return false|array False if $state is not a valid release state*/function betterStates($state, $include = false){static $states = array('snapshot', 'devel', 'alpha', 'beta', 'stable');$i = array_search($state, $states);if ($i === false) {return false;}if ($include) {$i--;}return array_slice($states, $i + 1);}}?>