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Modify logic behind ... and more in file path.

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Changes all equal or longer then 3 multidots setups to be treated as .
This removes other potentialy dangerus situations and brings it closer to windows in how it treats said dots.
This commit is contained in:
Wojbie 2017-07-30 14:11:25 +02:00
parent 579f7443a8
commit 0d5397db34
1 changed files with 4 additions and 3 deletions
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7
src/main/java/dan200/computercraft/core/filesystem/FileSystem.java
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@ -765,14 +765,15 @@ public class FileSystem
Stack<String> outputParts = new Stack<String>(); Stack<String> outputParts = new Stack<String>();
for( String part : parts ) for( String part : parts )
{ {
if( part.length() == 0 || part.equals( "." ) ) if( part.length() == 0 || part.equals( "." ) || part.matches( "^\\.{3,}$" ) )
{ {
// . is redundant // . is redundant
// ... and more are treated as .
continue; continue;
} }
else if( part.equals( ".." ) || part.equals( "..." ) ) else if( part.equals( ".." ) )
{ {
// .. or ... can cancel out the last folder entered // .. can cancel out the last folder entered
if( !outputParts.empty() ) if( !outputParts.empty() )
{ {
String top = outputParts.peek(); String top = outputParts.peek();