protected function prepare()
{
if (Type::determinePickle($this->path, $matches) < 1) {
throw new \Exception('Not a pickle git URI');
}
$this->name = $matches['package'];
$extension = $this->fetchPackageJson();
$versionParser = new VersionParser();
if ($matches['version'] == '') {
$versions = array_keys($extension['packages'][$this->name]);
if (count($versions) > 1) {
$versionToUse = $versions[1];
} else {
$versionToUse = $versions[0];
}
} else {
$versionConstraints = $versionParser->parseConstraints($matches['version']);
/* versions are sorted decreasing */
foreach ($extension['packages'][$this->name] as $version => $release) {
$constraint = new VersionConstraint('=', $versionParser->normalize($version));
if ($versionConstraints->matches($constraint)) {
$versionToUse = $version;
break;
}
}
}
$package = $extension['packages'][$this->name][$versionToUse];
$this->version = $versionToUse;
$this->normalizedVersion = $versionParser->normalize($versionToUse);
$this->name = $matches['package'];
$this->prettyVersion = $this->version;
$this->url = $package['source']['url'];
$this->reference = $package['source']['reference'];
$this->type = $package['source']['type'];
}
