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<?php
/**
* PEAR_REST_11 - implement faster list-all/remote-list command
*
* 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 1.4.3
*/
/**
* For downloading REST xml/txt files
*/
require_once 'PEAR/REST.php';
/**
* Implement REST 1.1
*
* @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: 1.10.16
* @link http://pear.php.net/package/PEAR
* @since Class available since Release 1.4.3
*/
class PEAR_REST_11
{
/**
* @var PEAR_REST
*/
var $_rest;
function __construct($config, $options = array())
{
$this->_rest = new PEAR_REST($config, $options);
}
function listAll($base, $dostable, $basic = true, $searchpackage = false, $searchsummary = false, $channel = false)
{
$categorylist = $this->_rest->retrieveData($base . 'c/categories.xml', false, false, $channel);
if (PEAR::isError($categorylist)) {
return $categorylist;
}
$ret = array();
if (!is_array($categorylist['c']) || !isset($categorylist['c'][0])) {
$categorylist['c'] = array($categorylist['c']);
}
PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
foreach ($categorylist['c'] as $progress => $category) {
$category = $category['_content'];
$packagesinfo = $this->_rest->retrieveData($base .
'c/' . urlencode($category) . '/packagesinfo.xml', false, false, $channel);
if (PEAR::isError($packagesinfo)) {
continue;
}
if (!is_array($packagesinfo) || !isset($packagesinfo['pi'])) {
continue;
}
if (!is_array($packagesinfo['pi']) || !isset($packagesinfo['pi'][0])) {
$packagesinfo['pi'] = array($packagesinfo['pi']);
}
foreach ($packagesinfo['pi'] as $packageinfo) {
if (empty($packageinfo)) {
continue;
}
$info = $packageinfo['p'];
$package = $info['n'];
$releases = isset($packageinfo['a']) ? $packageinfo['a'] : false;
unset($latest);
unset($unstable);
unset($stable);
unset($state);
if ($releases) {
if (!isset($releases['r'][0])) {
$releases['r'] = array($releases['r']);
}
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') {
$unstable = $release['v'];
$state = $release['s'];
}
if (isset($latest) && !isset($state)) {
$state = $release['s'];
}
if (isset($latest) && isset($stable) && isset($unstable)) {
break;
}
}
}
if ($basic) { // remote-list command
if (!isset($latest)) {
$latest = false;
}
if ($dostable) {
// $state is not set if there are no releases
if (isset($state) && $state == 'stable') {
$ret[$package] = array('stable' => $latest);
} else {
$ret[$package] = array('stable' => '-n/a-');
}
} else {
$ret[$package] = array('stable' => $latest);
}
continue;
}
// list-all command
if (!isset($unstable)) {
$unstable = false;
$state = 'stable';
if (isset($stable)) {
$latest = $unstable = $stable;
}
} else {
$latest = $unstable;
}
if (!isset($latest)) {
$latest = false;
}
$deps = array();
if ($latest && isset($packageinfo['deps'])) {
if (!is_array($packageinfo['deps']) ||
!isset($packageinfo['deps'][0])
) {
$packageinfo['deps'] = array($packageinfo['deps']);
}
$d = false;
foreach ($packageinfo['deps'] as $dep) {
if ($dep['v'] == $latest) {
$d = unserialize($dep['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;
}
}
}
$info = array(
'stable' => $latest,
'summary' => $info['s'],
'description' => $info['d'],
'deps' => $deps,
'category' => $info['ca']['_content'],
'unstable' => $unstable,
'state' => $state
);
$ret[$package] = $info;
}
}
PEAR::popErrorHandling();
return $ret;
}
/**
* List all categories of a REST server
*
* @param string $base base URL of the server
* @return array of categorynames
*/
function listCategories($base, $channel = false)
{
$categorylist = $this->_rest->retrieveData($base . 'c/categories.xml', false, false, $channel);
if (PEAR::isError($categorylist)) {
return $categorylist;
}
if (!is_array($categorylist) || !isset($categorylist['c'])) {
return array();
}
if (isset($categorylist['c']['_content'])) {
// only 1 category
$categorylist['c'] = array($categorylist['c']);
}
return $categorylist['c'];
}
/**
* List packages in a category of a REST server
*
* @param string $base base URL of the server
* @param string $category name of the category
* @param boolean $info also download full package info
* @return array of packagenames
*/
function listCategory($base, $category, $info = false, $channel = false)
{
if ($info == false) {
$url = '%s'.'c/%s/packages.xml';
} else {
$url = '%s'.'c/%s/packagesinfo.xml';
}
$url = sprintf($url,
$base,
urlencode($category));
// gives '404 Not Found' error when category doesn't exist
$packagelist = $this->_rest->retrieveData($url, false, false, $channel);
if (PEAR::isError($packagelist)) {
return $packagelist;
}
if (!is_array($packagelist)) {
return array();
}
if ($info == false) {
if (!isset($packagelist['p'])) {
return array();
}
if (!is_array($packagelist['p']) ||
!isset($packagelist['p'][0])) { // only 1 pkg
$packagelist = array($packagelist['p']);
} else {
$packagelist = $packagelist['p'];
}
return $packagelist;
}
// info == true
if (!isset($packagelist['pi'])) {
return array();
}
if (!is_array($packagelist['pi']) ||
!isset($packagelist['pi'][0])) { // only 1 pkg
$packagelist_pre = array($packagelist['pi']);
} else {
$packagelist_pre = $packagelist['pi'];
}
$packagelist = array();
foreach ($packagelist_pre as $i => $item) {
// compatibility with r/<latest.txt>.xml
if (isset($item['a']['r'][0])) {
// multiple releases
$item['p']['v'] = $item['a']['r'][0]['v'];
$item['p']['st'] = $item['a']['r'][0]['s'];
} elseif (isset($item['a'])) {
// first and only release
$item['p']['v'] = $item['a']['r']['v'];
$item['p']['st'] = $item['a']['r']['s'];
}
$packagelist[$i] = array('attribs' => $item['p']['r'],
'_content' => $item['p']['n'],
'info' => $item['p']);
}
return $packagelist;
}
/**
* 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);
}
}
?>
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