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<?php
namespace phorkie;
class SetupCheck
{
protected $deps = array(
'pear.php.net/VersionControl_Git' => 'VersionControl_Git',
'pear.twig-project.org/Twig' => 'Twig_Autoloader',
'pear.php.net/Date_HumanDiff' => 'Date_HumanDiff',
'pear.php.net/HTTP_Request2' => 'HTTP_Request2',
'pear.php.net/Pager' => 'Pager',
'pear.php.net/Services_Libravatar' => 'Services_Libravatar',
);
protected $writableDirs;
public function __construct()
{
$cfg = $GLOBALS['phorkie']['cfg'];
$this->writableDirs = array(
'gitdir' => $cfg['gitdir'],
'workdir' => $cfg['workdir'],
);
}
public static function run()
{
$sc = new self();
$sc->checkDeps();
$sc->checkDirs();
$sc->checkGit();
$sc->checkDatabase();
}
public function checkDeps()
{
foreach ($this->deps as $package => $class) {
if (!class_exists($class, true)) {
$this->fail('PEAR package not installed: ' . $package);
}
}
}
public function checkDirs()
{
foreach ($this->writableDirs as $name => $dir) {
if (!is_dir($dir)) {
$this->fail($name . ' directory does not exist at ' . $dir);
}
if (!is_writable($dir)) {
$this->fail($name . ' directory is not writable at ' . $dir);
}
}
}
public function checkGit()
{
$line = exec('git --version', $lines, $retval);
if ($retval !== 0) {
$this->fail('Running git executable failed.');
}
if (!preg_match('#^git version ([0-9.]+)$#', $line, $matches)) {
$this->fail('git version output format unexpected: ' . $line);
}
if (version_compare($matches[1], '1.7.5') < 0) {
$this->fail(
'git version needs to be at least 1.7.5, got: ' . $matches[1]
);
}
}
public function checkDatabase()
{
$dbs = new Database();
$dbs->getSetup()->setup();
}
public function fail($msg)
{
throw new Exception($msg);
}
}
?>
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