Bump asciidoctorj to 1.5.0.

Formerly asciidoctor-java-integration. This will fix the mixed content
issue when serving the docs over https.

Change-Id: I1f5ba308151e710299cd8c6fa69d93839ece7443

Documentation/asciidoc.defs

@@ -24,6 +24,7 @@ def genasciidoc(
   asciidoc = [
       '$(exe //lib/asciidoctor:asciidoc)',
       '-z', '$OUT',
+      '--base-dir', '$SRCDIR',
       '--tmp', '$TMP',
       '--in-ext', '".txt%s"' % EXPN,
       '--out-ext', '".html"',
@@ -57,7 +58,9 @@ def genasciidoc(
       out = ex,
     )
 
-    asciidoc.append('$(location :%s)' % ex)
+    # The new AsciiDoctor requires both the css file and include files are under
+    # the same directory. Luckily Buck allows us to use :target as SRCS now.
+    newsrcs.append(':%s' % ex)
 
   genrule(
     name = name,

Documentation/config.defs

@@ -16,5 +16,6 @@ def documentation_attributes(revision):
     'last-update-label!',
     'source-highlighter=prettify',
     'stylesheet=doc.css',
+    'linkcss=true',
     'revnumber="%s"' % revision,
   ]

lib/asciidoctor/BUCK

@@ -15,6 +15,7 @@ java_library(
     ':jruby',
     '//lib:args4j',
     '//lib:guava',
+    '//lib/log:api',
   ],
   visibility = ['//tools/eclipse:classpath'],
 )
@@ -42,8 +43,8 @@ java_library(
 
 maven_jar(
   name = 'asciidoctor',
-  id = 'org.asciidoctor:asciidoctor-java-integration:0.1.4',
-  sha1 = '3596c7142fd30d7b65a0e64ba294f3d9d4bd538f',
+  id = 'org.asciidoctor:asciidoctorj:1.5.0',
+  sha1 = '192df5660f72a0fb76966dcc64193b94fba65f99',
   license = 'Apache2.0',
   visibility = [],
   attach_source = False,

lib/asciidoctor/java/AsciiDoctor.java

@@ -53,6 +53,9 @@ public class AsciiDoctor {
   @Option(name = "--out-ext", usage = "extension for output files")
   private String outExt = ".html";
 
+  @Option(name = "--base-dir", usage = "base directory")
+  private File basedir;
+
   @Option(name = "--tmp", usage = "temporary output path")
   private File tmpdir;
 
@@ -82,7 +85,7 @@ public class AsciiDoctor {
     OptionsBuilder optionsBuilder = OptionsBuilder.options();
 
     optionsBuilder.backend(backend).docType(DOCTYPE).eruby(ERUBY)
-      .safe(SafeMode.UNSAFE);
+      .safe(SafeMode.UNSAFE).baseDir(basedir);
     // XXX(fishywang): ideally we should just output to a string and add the
     // content into zip. But asciidoctor will actually ignore all attributes if
     // not output to a file. So we *have* to output to a file then read the