From fc11a23f6561407883aa2f6107f14f9089ac85af Mon Sep 17 00:00:00 2001
From: ks129 <45097959+ks129@users.noreply.github.com>
Date: Tue, 6 Oct 2020 20:37:34 +0300
Subject: Implement fetching contributors and last modification date from
 GitHub

---
 pydis_site/apps/content/utils.py          | 38 ++++++++++++++++++++++++++++++-
 pydis_site/apps/content/views/article.py  |  3 ++-
 pydis_site/templates/content/article.html | 18 +++++++++++++++
 3 files changed, 57 insertions(+), 2 deletions(-)

(limited to 'pydis_site')

diff --git a/pydis_site/apps/content/utils.py b/pydis_site/apps/content/utils.py
index e164c39f..0c2a027d 100644
--- a/pydis_site/apps/content/utils.py
+++ b/pydis_site/apps/content/utils.py
@@ -1,12 +1,17 @@
 import os
 from pathlib import Path
-from typing import Dict, Optional, Union
+from typing import Dict, List, Optional, Union
 
+import requests
 import yaml
+from dateutil import parser
 from django.conf import settings
 from django.http import Http404
 from markdown2 import markdown
 
+COMMITS_URL = "https://api.github.com/repos/{owner}/{name}/commits?path={path}&sha={branch}"
+BASE_ARTICLES_LOCATION = "pydis_site/apps/content/resources/content/"
+
 
 def _get_base_path() -> Path:
     """Have extra function for base path getting for testability."""
@@ -79,3 +84,34 @@ def get_article(article: str, category: Optional[str]) -> Dict[str, Union[str, D
     )
 
     return {"article": str(html), "metadata": html.metadata}
+
+
+def get_github_information(
+        article: str,
+        category: Optional[str] = None
+) -> Dict[str, Union[List[str], str]]:
+    """Get article last modified date and contributors from GitHub."""
+    result = requests.get(
+        COMMITS_URL.format(
+            owner=settings.SITE_REPOSITORY_OWNER,
+            name=settings.SITE_REPOSITORY_NAME,
+            branch=settings.SITE_REPOSITORY_BRANCH,
+            path=f"{BASE_ARTICLES_LOCATION}{f'{category}/' if category else ''}{article}.md"
+        )
+    )
+
+    if result.status_code == 200:
+        data = result.json()
+        return {
+            "last_modified": parser.isoparse(
+                data[0]["commit"]["committer"]["date"]
+            ).strftime("%dth %B %Y"),
+            "contributors": {
+                c["commit"]["committer"]["name"]: c["committer"]["html_url"] for c in data
+            }
+        }
+    else:
+        return {
+            "last_modified": "N/A",
+            "contributors": []
+        }
diff --git a/pydis_site/apps/content/views/article.py b/pydis_site/apps/content/views/article.py
index 02e8103f..42b92cee 100644
--- a/pydis_site/apps/content/views/article.py
+++ b/pydis_site/apps/content/views/article.py
@@ -5,7 +5,7 @@ from django.http import HttpResponse
 from django.shortcuts import render
 from django.views import View
 
-from pydis_site.apps.content.utils import get_article, get_category
+from pydis_site.apps.content.utils import get_article, get_category, get_github_information
 
 
 class ArticleView(View):
@@ -38,5 +38,6 @@ class ArticleView(View):
                         article_result["metadata"].get("relevant_link_values", "").split(",")
                     ) if link != "" and value != ""
                 },
+                "github_data": get_github_information(article, category),
             }
         )
diff --git a/pydis_site/templates/content/article.html b/pydis_site/templates/content/article.html
index 5e090050..151d6cf5 100644
--- a/pydis_site/templates/content/article.html
+++ b/pydis_site/templates/content/article.html
@@ -33,11 +33,29 @@
         <div class="content">
             <div class="container">
                 <h1 class="title">{{ article.metadata.title }}</h1>
+                <p class="subtitle is-size-6"><strong>Last modified:</strong> {{ github_data.last_modified }}</p>
                 <div class="columns is-variable is-8">
                     <div class="column is-two-thirds">
                         {{ article.article|safe }}
                     </div>
                     <div class="column">
+                        <div class="card">
+                            <div class="card-header">
+                                <p class="card-header-title">Contributors</p>
+                            </div>
+                            <div class="card-content">
+                                {% if github_data.contributors|length %}
+                                    <div class="tags">
+                                        {% for user, profile_url in github_data.contributors.items %}
+                                            <span class="tag"><a href="{{ profile_url }}">{{ user }}</a></span>
+                                        {% endfor %}
+                                    </div>
+                                {% else %}
+                                <p>N/A</p>
+                                {% endif %}
+                            </div>
+                        </div>
+
                         {% if relevant_links|length > 0 %}
                         <div class="box">
                             <p class="menu-label">Relevant links</p>
-- 
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