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<?php |
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/* this file is part of pipelines */ |
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namespace Ktomk\Pipelines\Value\Env; |
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/** |
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* --env-file <value> |
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*/ |
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class EnvFile implements \IteratorAggregate, \Countable |
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{ |
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/** |
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* @var array|EnvVar[] |
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*/ |
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private $env = array(); |
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/** |
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* @var string |
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*/ |
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private $path; |
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/** |
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* @param string $path |
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*/ |
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public function __construct($path) |
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{ |
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$this->path = (string)$path; |
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$this->loadPath($this->path); |
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} |
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public function __toString() |
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{ |
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return $this->path; |
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} |
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/** |
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* @return array |
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*/ |
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public function getPairs() |
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{ |
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$pairs = array(); |
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foreach ($this->env as $var) { |
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$pairs[] = $var->getPair(); |
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} |
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return $pairs; |
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} |
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public function count() |
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{ |
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return count($this->env); |
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} |
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public function getIterator() |
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{ |
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return new \ArrayIterator($this->env); |
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} |
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private function loadPath($path) |
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{ |
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$lines = @file($path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES); |
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if (false === $lines) { |
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throw new \InvalidArgumentException(sprintf( |
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"File read error: '%s'", |
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$path |
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)); |
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} |
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$definitions = preg_grep('~^(\s*#.*|\s*)$~', $lines, PREG_GREP_INVERT); |
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if (false === $definitions) { |
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// @codeCoverageIgnoreStart |
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throw new \UnexpectedValueException(sprintf( |
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"Failure getting definitions from file: '%s'", |
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$path |
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)); |
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// @codeCoverageIgnoreEnd |
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} |
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$this->addEnvVarDefs($definitions); |
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} |
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private function addEnvVarDefs(array $envVarDefs) |
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{ |
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foreach ($envVarDefs as $index => $envVarDef) { |
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try { |
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$var = new EnvVar($envVarDef); |
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} catch (\InvalidArgumentException $exception) { |
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$context = new \ErrorException( |
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$exception->getMessage(), |
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0, |
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1, |
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$this->path, |
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$index + 1, |
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$exception |
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); |
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throw new \InvalidArgumentException( |
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sprintf('%s:%d %s', $this->path, $index + 1, $exception->getMessage()), |
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0, |
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$context |
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); |
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} |
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$this->env[] = $var; |
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} |
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} |
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} |
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ktomk /
pipelines
