From 61e467a969ae3b811241a9dfda11b7da9d202518 Mon Sep 17 00:00:00 2001
From: Yury Delendik <ydelendik@mozilla.com>
Date: Mon, 22 Sep 2014 16:23:58 -0500
Subject: [PATCH] PDF.js version 1.0.224

---
 bower.json            |  2 +-
 build/pdf.combined.js | 27 +++++++++++++++++++++++----
 build/pdf.js          |  4 ++--
 build/pdf.worker.js   | 27 +++++++++++++++++++++++----
 package.json          |  2 +-
 5 files changed, 50 insertions(+), 12 deletions(-)

diff --git a/bower.json b/bower.json
index df27936d6..a1a0f0493 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.0.221",
+  "version": "1.0.224",
   "keywords": [
     "Mozilla",
     "pdf",
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index 9dcba2d3c..b0fbfb0e1 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.221';
-PDFJS.build = 'b7d8296';
+PDFJS.version = '1.0.224';
+PDFJS.build = '5cd6483';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -8902,6 +8902,10 @@ var ChunkedStream = (function ChunkedStreamClosure() {
       return this.end - this.start;
     },
 
+    get isEmpty() {
+      return this.length === 0;
+    },
+
     getByte: function ChunkedStream_getByte() {
       var pos = this.pos;
       if (pos >= this.end) {
@@ -25332,7 +25336,13 @@ var Font = (function FontClosure() {
       this.defaultVMetrics = properties.defaultVMetrics;
     }
 
-    if (!file) {
+    if (!file || file.isEmpty) {
+      if (file) {
+        // Some bad PDF generators will include empty font files,
+        // attempting to recover by assuming that no file exists.
+        warn('Font file is empty in "' + name + '" (' + this.loadedName + ')');
+      }
+
       this.missingFile = true;
       // The file data is not specified. Trying to fix the font name
       // to be used with the canvas.font.
@@ -39647,6 +39657,9 @@ var Stream = (function StreamClosure() {
     get length() {
       return this.end - this.start;
     },
+    get isEmpty() {
+      return this.length === 0;
+    },
     getByte: function Stream_getByte() {
       if (this.pos >= this.end) {
         return -1;
@@ -39740,6 +39753,12 @@ var DecodeStream = (function DecodeStreamClosure() {
   }
 
   DecodeStream.prototype = {
+    get isEmpty() {
+      while (!this.eof && this.bufferLength === 0) {
+        this.readBlock();
+      }
+      return this.bufferLength === 0;
+    },
     ensureBuffer: function DecodeStream_ensureBuffer(requested) {
       var buffer = this.buffer;
       var current;
@@ -39825,7 +39844,7 @@ var DecodeStream = (function DecodeStreamClosure() {
       }
       return new Stream(this.buffer, start, length, dict);
     },
-    skip: function Stream_skip(n) {
+    skip: function DecodeStream_skip(n) {
       if (!n) {
         n = 1;
       }
diff --git a/build/pdf.js b/build/pdf.js
index 3ac9d645e..f0842d23d 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.221';
-PDFJS.build = 'b7d8296';
+PDFJS.version = '1.0.224';
+PDFJS.build = '5cd6483';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/build/pdf.worker.js b/build/pdf.worker.js
index 721dc4300..93c9e3482 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.221';
-PDFJS.build = 'b7d8296';
+PDFJS.version = '1.0.224';
+PDFJS.build = '5cd6483';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -4309,6 +4309,10 @@ var ChunkedStream = (function ChunkedStreamClosure() {
       return this.end - this.start;
     },
 
+    get isEmpty() {
+      return this.length === 0;
+    },
+
     getByte: function ChunkedStream_getByte() {
       var pos = this.pos;
       if (pos >= this.end) {
@@ -20739,7 +20743,13 @@ var Font = (function FontClosure() {
       this.defaultVMetrics = properties.defaultVMetrics;
     }
 
-    if (!file) {
+    if (!file || file.isEmpty) {
+      if (file) {
+        // Some bad PDF generators will include empty font files,
+        // attempting to recover by assuming that no file exists.
+        warn('Font file is empty in "' + name + '" (' + this.loadedName + ')');
+      }
+
       this.missingFile = true;
       // The file data is not specified. Trying to fix the font name
       // to be used with the canvas.font.
@@ -35054,6 +35064,9 @@ var Stream = (function StreamClosure() {
     get length() {
       return this.end - this.start;
     },
+    get isEmpty() {
+      return this.length === 0;
+    },
     getByte: function Stream_getByte() {
       if (this.pos >= this.end) {
         return -1;
@@ -35147,6 +35160,12 @@ var DecodeStream = (function DecodeStreamClosure() {
   }
 
   DecodeStream.prototype = {
+    get isEmpty() {
+      while (!this.eof && this.bufferLength === 0) {
+        this.readBlock();
+      }
+      return this.bufferLength === 0;
+    },
     ensureBuffer: function DecodeStream_ensureBuffer(requested) {
       var buffer = this.buffer;
       var current;
@@ -35232,7 +35251,7 @@ var DecodeStream = (function DecodeStreamClosure() {
       }
       return new Stream(this.buffer, start, length, dict);
     },
-    skip: function Stream_skip(n) {
+    skip: function DecodeStream_skip(n) {
       if (!n) {
         n = 1;
       }
diff --git a/package.json b/package.json
index 1cd22cc3f..4dfb68bbc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.0.221",
+  "version": "1.0.224",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [
     "Mozilla",