add error artifacts for local build

docs/build_version_doc/artifacts/.htaccess

@@ -4,7 +4,6 @@ RewriteRule ^get_started/why_mxnet.html$ %{ENV:default_version}/faq/why_mxnet.ht
 RewriteRule ^get_started.*$ %{ENV:default_version}/install/ [R=301,L]
 RewriteRule ^how_to.*$ %{ENV:default_version}/faq/ [R=301,L]
 RewriteRule ^api/python/symbol.html$ %{ENV:default_version}/api/python/symbol/symbol.html [R=301,L]
-RewriteRule ^(?:versions\/[^\/]+\/)?community/index.html$ %{ENV:default_version}/community/contribute.html [R=301,L]
 
 # Navigation bar redirects to latest info
 RewriteCond %{ENV:default_version}#\/$1 !^([^#]+)#\1$

docs/build_version_doc/artifacts/404.html

@@ -44,7 +44,7 @@
     </div>
     <div>
     <span id="page-does-not-exist"></span><h1>Page Does Not Exist</h1>
-    <p>If you’re here that means you requested a page that doesn’t exist. Sorry about that! Maybe try the search box to find what you’re looking for, or navigate to the <a href="https://mxnet.incubator.apache.org/index.html">Home Page</a>. Also, make sure you’re looking in the correct version, as some features may only be available in <a href="https://github.com/apache/incubator-mxnet/releases">newer versions</a> or the <a href="https://mxnet.incubator.apache.org/versions/master">master branch</a>.</p>
+    <p>If you’re here that means you requested a page that doesn’t exist. Sorry about that! Maybe try the search box to find what you’re looking for, or navigate to the <a href="/">Home Page</a>. Also, make sure you’re looking in the correct version, as some features may only be available in <a href="https://github.com/apache/incubator-mxnet/releases">newer versions</a> or the <a href="/versions/master">master branch</a>.</p>
     </div>
   </body>
 </html>

docs/build_version_doc/update_all_version.sh

@@ -78,27 +78,6 @@ for tag in $tag_list; do
     echo "$tag" >> "$tag_file"
 done
 
-function update_mxnet_css {
-  tag=$1
-  echo "Begin update fixes.."
-  # All fixes are done on the master branch of mxnet-incubator repository
-  # During a nightly build, these fixes will be patched to all the versions in the asf-site repository including the master folder under versions directory.
-  # copy <master folder location> <version folder location>
-
-  echo "Copying mxnet.css from artifacts folder..."
-  cp "artifacts/mxnet.css"  "$built/versions/$tag/_static"
-
-  echo "Update fixes complete.."
-}
-
-function update_error_pages {
-  tag=$1
-  # Static error pages avoid many issues with redirects and templating
-  echo "Copying error pages from artifacts folder..."
-  cp "artifacts/404.html"  "$built/versions/$tag/error"
-  cp "artifacts/api.html"  "$built/versions/$tag/error"
-  echo "Error copies complete..."
-}
 
 # Update the specified tags with the Versions dropdown
 # Add various artifacts depending on the version
@@ -108,17 +87,6 @@ for tag in $tag_list; do
 
     python AddVersion.py --root_url "$root_url" --file_path "$built/versions/$tag" --current_version "$tag" --tag_default "$tag_default" || exit 1
 
-    # Patch any fixes to all versions except 0.11.0.
-    # Version 0.11.0 has old theme and does not make use of the current mxnet.css
-    # It also has its install page in /getting_started, so we skip updating that
-    if [ $tag != '0.11.0' ]; then
-        if [ -d $built/versions/$tag ]; then
-            echo "The $tag is going to be updated with new css and install pages."
-            update_mxnet_css $tag
-            update_error_pages $tag
-        fi
-    fi
-
     # Update all the files that are required to go into the root folder or live version
     if [ $tag == $tag_default ]
     then

docs/mxdoc.py

@@ -16,6 +16,7 @@
 # under the License.
 
 """A sphnix-doc plugin to build mxnet docs"""
+from __future__ import print_function
 import subprocess
 import re
 import os
@@ -434,6 +435,18 @@ def add_buttons(app, docname, source):
 
         # source[i] = '\n'.join(lines)
 
+
+def copy_artifacts(app):
+    """Copies artifacts needed for website presentation"""
+    print("Copying artifacts...")
+    dest_path = app.builder.outdir + '/error/'
+    _run_cmd('cd ' + app.builder.srcdir)
+    _run_cmd('cp build_version_doc/artifacts/404.html ' + dest_path)
+    _run_cmd('cp build_version_doc/artifacts/api.html ' + dest_path)
+    dest_path = app.builder.outdir + '/_static/'
+    _run_cmd('cp _static/mxnet.css ' + dest_path)
+
+
 def setup(app):
     # If MXNET_DOCS_BUILD_MXNET is set something different than 1
     # Skip the build step
@@ -458,6 +471,7 @@ def setup(app):
     if _R_DOCS:
         print("Building R Docs!")
         app.connect("builder-inited", build_r_docs)
+    app.connect("builder-inited", copy_artifacts)
     app.connect('source-read', convert_table)
     app.connect('source-read', add_buttons)
     app.add_config_value('recommonmark_config', {