Return nil if we cannot strip given output. Change finished_at dateti…

…me only if it does not exist.

Update documentation for v1.1.1 release.

Dockerfile

@@ -31,4 +31,4 @@ CMD rm -f tmp/pids/server.pid && \
     rails s -b 0.0.0.0
 
 LABEL maintainer="Herman Zvonimir Došilović, [email protected]" \
-      version="1.1.0"
+      version="1.1.1"

app/jobs/isolate_job.rb

@@ -72,10 +72,9 @@ def compile
       submission.compile_output = "Compilation time limit exceeded."
     end
 
-    submission.update(
-      status: Status.ce,
-      finished_at: DateTime.now
-    )
+    submission.finished_at ||= DateTime.now
+    submission.status = Status.ce
+    submission.save
 
     return :failure
   end
@@ -108,10 +107,10 @@ def run
   end
 
   def verify
-    submission.finished_at = DateTime.now
+    submission.finished_at ||= DateTime.now
 
-    change_permissions
-    parse_meta
+    change_permissions()
+    parse_meta()
 
     program_stdout = File.read(stdout)
     program_stderr = File.read(stderr)
@@ -164,6 +163,7 @@ def determine_status
   end
 
   def strip_output(output)
+    return nil unless output
     output.split("\n").collect(&:rstrip).join("\n").rstrip
   end
 end

docs/api/docs.md

@@ -12,7 +12,7 @@ Source code is available on [GitHub](https://github.com/judge0/api).
 Dummy client is available [here](/dummy-client.html) and can be used to try and test features of Judge0 API.
 
 # Version
-This document describes Judge0 API version [`v1.1.0`](https://github.com/judge0/api/tree/v1.1.0).
+This document describes Judge0 API version [`v1.1.1`](https://github.com/judge0/api/tree/v1.1.1).
 
 # Date and time formats
 [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) standard is used.

public/docs.html

@@ -26,7 +26,7 @@ <h1 id="header-about">About <a class="permalink" href="#header-about" aria-hidde
 Source code is available on <a href="https://github.com/judge0/api">GitHub</a>.</p>
 <p>Dummy client is available <a href="/dummy-client.html">here</a> and can be used to try and test features of Judge0 API.</p>
 <h1 id="header-version">Version <a class="permalink" href="#header-version" aria-hidden="true">¶</a></h1>
-<p>This document describes Judge0 API version <a href="https://github.com/judge0/api/tree/v1.1.0"><code>v1.1.0</code></a>.</p>
+<p>This document describes Judge0 API version <a href="https://github.com/judge0/api/tree/v1.1.1"><code>v1.1.1</code></a>.</p>
 <h1 id="header-date-and-time-formats">Date and time formats <a class="permalink" href="#header-date-and-time-formats" aria-hidden="true">¶</a></h1>
 <p><a href="https://en.wikipedia.org/wiki/ISO_8601">ISO 8601</a> standard is used.</p>
 <p>Example: <code>2016-09-11T10:19:35Z</code></p>