mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 20:54:46 +00:00
25 lines
538 B
PHP
25 lines
538 B
PHP
<?php
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// Turn foo/../bar/../baz/ into baz/
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function smarty_modifier_collapse_path($p)
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{
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$p=explode('/', $p);
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$o=array();
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for ($i=0; $i<sizeof($p); $i++)
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{
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// Skip meaningless . or empty terms.
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if (''==$p[$i] || '.'==$p[$i])
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continue;
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// Consider if we can pop something off the list.
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if ('..'==$p[$i] && $i>0 && '..'!=$o[sizeof($o)-1])
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{
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array_pop($o);
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continue;
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}
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array_push($o, $p[$i]);
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}
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return implode('/', $o);
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}
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?>
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