Refactored Filesystem::makePathRelative function to correctly handle more use-cases
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@ -302,21 +302,28 @@ class Filesystem
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$startPath = strtr($startPath, '\\', '/');
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}
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// Find for which character the the common path stops
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$offset = 0;
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while (isset($startPath[$offset]) && isset($endPath[$offset]) && $startPath[$offset] === $endPath[$offset]) {
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$offset++;
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// Split the paths into arrays
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$startPathArr = explode('/', trim($startPath, '/'));
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$endPathArr = explode('/', trim($endPath, '/'));
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// Find for which directory the common path stops
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$index = 0;
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while (isset($startPathArr[$index]) && isset($endPathArr[$index]) && $startPathArr[$index] === $endPathArr[$index]) {
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$index++;
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}
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// Determine how deep the start path is relative to the common path (ie, "web/bundles" = 2 levels)
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$diffPath = trim(substr($startPath, $offset), '/');
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$depth = strlen($diffPath) > 0 ? substr_count($diffPath, '/') + 1 : 0;
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$depth = count($startPathArr) - $index;
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// Repeated "../" for each level need to reach the common path
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$traverser = str_repeat('../', $depth);
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$endPathRemainder = implode('/', array_slice($endPathArr, $index));
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// Construct $endPath from traversing to the common path, then to the remaining $endPath
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return $traverser.substr($endPath, $offset);
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$relativePath = $traverser . (strlen($endPathRemainder) > 0 ? $endPathRemainder . '/' : '');
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return (strlen($relativePath) === 0) ? './' : $relativePath;
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}
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/**
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@ -733,6 +733,22 @@ class FilesystemTest extends \PHPUnit_Framework_TestCase
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array('var/lib/symfony/', 'var/lib/symfony/src/Symfony/Component', '../../../'),
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array('/usr/lib/symfony/', '/var/lib/symfony/src/Symfony/Component', '../../../../../../usr/lib/symfony/'),
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array('/var/lib/symfony/src/Symfony/', '/var/lib/symfony/', 'src/Symfony/'),
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array('/aa/bb', '/aa/bb', './'),
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array('/aa/bb', '/aa/bb/', './'),
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array('/aa/bb/', '/aa/bb', './'),
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array('/aa/bb/', '/aa/bb/', './'),
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array('/aa/bb/cc', '/aa/bb/cc/dd', '../'),
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array('/aa/bb/cc', '/aa/bb/cc/dd/', '../'),
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array('/aa/bb/cc/', '/aa/bb/cc/dd', '../'),
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array('/aa/bb/cc/', '/aa/bb/cc/dd/', '../'),
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array('/aa/bb/cc', '/aa', 'bb/cc/'),
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array('/aa/bb/cc', '/aa/', 'bb/cc/'),
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array('/aa/bb/cc/', '/aa', 'bb/cc/'),
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array('/aa/bb/cc/', '/aa/', 'bb/cc/'),
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array('/a/aab/bb', '/a/aa', '../aab/bb/'),
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array('/a/aab/bb', '/a/aa/', '../aab/bb/'),
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array('/a/aab/bb/', '/a/aa', '../aab/bb/'),
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array('/a/aab/bb/', '/a/aa/', '../aab/bb/'),
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);
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if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
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