unzipper - npm Package Compare versions

Comparing version 0.7.4 to 0.7.5

lib/extract.js

@@ -16,3 +16,3 @@ module.exports = Extract;
 
-  Parse.call(self);
+  Parse.call(self,opts);
 
@@ -19,0 +19,0 @@ self.on('entry', function(entry) {

lib/parse.js

@@ -47,4 +47,15 @@ var util = require('util');
       self._readFile();
-    else if (signature === 0x02014b50)
-      self._readCentralDirectoryFileHeader();
+    else if (signature === 0x02014b50) {
+      // Hack to (optionally) bypass central directory at the end
+      // A proper fix would be to debug invalid signature 0x6064b50
+      if (self._opts.bypassDirectory) {
+        self.__ended = true;
+        self.stream(Infinity).pipe(NoopStream()).on('finish',function() {
+            self.end();
+            self.push(null);
+        });
+      }
+      else
+        self._readCentralDirectoryFileHeader();
+    }
     else if (signature === 0x06054b50)
@@ -125,2 +136,24 @@ self._readEndOfCentralDirectoryRecord();
       self.pull(vars.extraFieldLength).then(function(extraField) {
+        var extra = binary.parse(extraField)
+          .word16lu('signature')
+          .word16lu('partsize')
+          .word64lu('uncompressedSize')
+          .word64lu('compressedSize')
+          .word64lu('offset')
+          .word64lu('disknum')
+          .vars;
+       
+        if (vars.compressedSize === 0xffffffff)
+          vars.compressedSize = extra.compressedSize;
+        
+        if (vars.uncompressedSize  === 0xffffffff)
+          vars.uncompressedSize= extra.uncompressedSize;
+
+        if (self._opts.verbose)
+          console.log({
+            filename:fileName,
+            vars: vars,
+            extra: extra
+          });
+
         var fileSizeKnown = !(vars.flags & 0x08),
@@ -127,0 +160,0 @@ eof;

lib/parseOne.js

@@ -9,3 +9,3 @@ var Stream = require('stream');
 
-function parseOne(match) {
+function parseOne(match,opts) {
   var inStream = Stream.PassThrough({objectMode:true});
@@ -33,3 +33,3 @@ var outStream = Stream.PassThrough();
 
-  inStream.pipe(Parse())
+  inStream.pipe(Parse(opts))
     .pipe(transform)
@@ -36,0 +36,0 @@ .on('finish',function() {

lib/PullStream.js

@@ -18,6 +18,4 @@ var Stream = require('stream');
   self.on('finish',function() {
+    self.finished = true;
     self.emit('chunk',false);
-    process.nextTick(function() {
-      self.finished = true;
-    });
   });
@@ -81,3 +79,3 @@ }
     if (!done) {
-      if (self.finished) {
+      if (self.finished && !this.__ended) {
         self.removeListener('chunk',pull);
@@ -84,0 +82,0 @@ p.emit('error','FILE_ENDED');

package.json

 {
   "name": "unzipper",
-  "version": "0.7.4",
+  "version": "0.7.5",
   "description": "Unzip cross-platform streaming API ",
@@ -5,0 +5,0 @@ "author": "Evan Oxfeld <[e-mail]>",

README.md

@@ -20,2 +20,7 @@ # unzipper [![Build Status](https://api.travis-ci.org/ZJONSSON/node-unzipper.png)](https://api.travis-ci.org/ZJONSSON/node-unzipper)
 
+## Options
+The following options can be passed to the parser:
+* `verbose : boolean` - logs information to screen
+* `bypassDirectory : boolean` - stop parsing when we reach the central directory
+
 ## Quick Examples
@@ -22,0 +27,0 @@

New alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

44226

increased by1.21%

Lines of code

703

increased by0.29%

Number of lines in readme file

144

increased by3.6%

Number of low supply chain risk alerts

9

decreased by-10%

Worsened metrics

Number of package files

30

decreased by-3.23%

No dependency changes