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<?php |
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namespace Buttress\Concrete\Locator; |
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use Buttress\Concrete\Locator\Detector\Detector; |
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use Buttress\Concrete\Locator\Detector\LegacyDetector; |
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use Buttress\Concrete\Locator\Detector\ModernDetector; |
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/** |
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* concrete5 installation locator |
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*/ |
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class Locator |
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{ |
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/** @var \Buttress\Concrete\Locator\Site */ |
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protected $location; |
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/** @var Detector[] */ |
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protected $detectors = []; |
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/** @var \Buttress\Concrete\Locator\WebrootLocator */ |
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protected $locator; |
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public function __construct(WebrootLocator $locator, ModernDetector $modern, LegacyDetector $legacy) |
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{ |
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$this->locator = $locator; |
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$this->addDetector($modern); |
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$this->addDetector($legacy); |
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} |
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/** |
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* Add a detector to detect with |
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* |
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* @param \Buttress\Concrete\Locator\Detector\Detector $detector |
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*/ |
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public function addDetector(Detector $detector) |
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{ |
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$this->detectors[] = $detector; |
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} |
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/** |
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* Locate the concrete5 core we're wanting |
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* |
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* @param string|null $currentPath If null is passed, getcwd will be used. |
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* @param bool $recursive |
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* @return \Buttress\Concrete\Locator\Site|null |
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*/ |
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public function getLocation($currentPath = null, $recursive = true) |
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{ |
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// If we weren't given a currentpath, just use the cwd |
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if (!$currentPath) { |
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$currentPath = getcwd(); |
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} |
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// If we have found a webroot |
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if ($path = $this->locator->searchWorkingDirectory($currentPath, $recursive)) { |
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// Check each of the detectors to see if we've found a concrete5 site |
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foreach ($this->detectors as $detector) { |
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if ($result = $detector->detect($path)) { |
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return $result; |
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} |
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} |
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} |
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return null; |
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} |
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} |
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In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: