Move Docusaurus 1 files into directory (#966)

* Move Docusaurus 1 into v1 directory

* Update Circle CI commands for new v1 dir

* Remove OC

* Fix tests

v1/lib/core/BlogPageLayout.js

@@ -0,0 +1,77 @@
+/**
+ * Copyright (c) 2017-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const React = require('react');
+const BlogPost = require('./BlogPost.js');
+const BlogSidebar = require('./BlogSidebar.js');
+const Container = require('./Container.js');
+const MetadataBlog = require('./MetadataBlog.js');
+const Site = require('./Site.js');
+const utils = require('./utils.js');
+
+// used to generate entire blog pages, i.e. collection of truncated blog posts
+class BlogPageLayout extends React.Component {
+  getPageURL(page) {
+    let url = `${this.props.config.baseUrl}blog/`;
+    if (page > 0) {
+      url += `page${page + 1}/`;
+    }
+    return url;
+  }
+
+  render() {
+    const perPage = this.props.metadata.perPage;
+    const page = this.props.metadata.page;
+    return (
+      <Site
+        title="Blog"
+        language="en"
+        config={this.props.config}
+        className="blog"
+        metadata={{blog: true, blogListing: true}}>
+        <div className="docMainWrapper wrapper">
+          <BlogSidebar
+            language={this.props.language}
+            config={this.props.config}
+          />
+          <Container className="mainContainer postContainer blogContainer">
+            <div className="posts">
+              {MetadataBlog.slice(page * perPage, (page + 1) * perPage).map(
+                post => (
+                  <BlogPost
+                    post={post}
+                    content={post.content}
+                    truncate
+                    key={
+                      utils.getPath(post.path, this.props.config.cleanUrl) +
+                      post.title
+                    }
+                    config={this.props.config}
+                  />
+                ),
+              )}
+              <div className="docs-prevnext">
+                {page > 0 && (
+                  <a className="docs-prev" href={this.getPageURL(page - 1)}>
+                    ← Prev
+                  </a>
+                )}
+                {MetadataBlog.length > (page + 1) * perPage && (
+                  <a className="docs-next" href={this.getPageURL(page + 1)}>
+                    Next →
+                  </a>
+                )}
+              </div>
+            </div>
+          </Container>
+        </div>
+      </Site>
+    );
+  }
+}
+
+module.exports = BlogPageLayout;