Chris

.envrc

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+layout pyenv 3.8.4

app/ch05_jinja_templates/starter/pypi_org/app.py

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+import flask
+
+from pypi_org.infrastructure.view_modifiers import response
+app = flask.Flask(__name__)
+app.config['SEND_FILE_MAX_AGE_DEFAULT'] = 0
+
+
+def get_latest_packages():
+    return [
+        {'name': 'flask', 'version': '1.2.3'},
+        {'name': 'sqlachemy', 'version': '2.2.0'},
+        {'name': 'passlib', 'version': '3.0.0'},
+    ]
+
+@app.route('/')
+@response(template_file='home/index.html')
+def index():
+    test_packages = get_latest_packages()
+    return {'packages': test_packages}
+
+@app.route("/about")
+@response(template_file='home/about.html')
+def about():
+    return {}
+    # return flask.render_template('home/about.html')
+    # ^^ replaced with the view modifiers and @response
+
+
+if __name__ == '__main__':
+    app.run(debug=True)

app/ch05_jinja_templates/starter/pypi_org/infrastructure/view_modifiers.py

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+from functools import wraps
+
+import flask
+import werkzeug
+import werkzeug.wrappers
+
+
+def response(*, mimetype: str = None, template_file: str = None):
+    def response_inner(f):
+        # print("Wrapping in response {}".format(f.__name__), flush=True)
+
+        @wraps(f)
+        def view_method(*args, **kwargs):
+            response_val = f(*args, **kwargs)
+
+            if isinstance(response_val, werkzeug.wrappers.Response):
+                return response_val
+
+            if isinstance(response_val, flask.Response):
+                return response_val
+
+            if isinstance(response_val, dict):
+                model = dict(response_val)
+            else:
+                model = dict()
+
+            if template_file and not isinstance(response_val, dict):
+                raise Exception(
+                    "Invalid return type {}, we expected a dict as the return value.".format(type(response_val)))
+
+            if template_file:
+                response_val = flask.render_template(template_file, **response_val)
+
+            resp = flask.make_response(response_val)
+            resp.model = model
+            if mimetype:
+                resp.mimetype = mimetype
+
+            return resp
+
+        return view_method
+
+    return response_inner
+
+
+#
+# def template(template_file: str = None):
+#     def template_inner(f):
+#         @wraps(f)
+#         def view_method(*args, **kwargs):
+#             data_dict = f(*args, **kwargs)
+#             if not isinstance(data_dict, dict):
+#                 raise Exception(
+#                     "Invalid return type {}, we expected a dict as the return value.".format(type(data_dict)))
+#
+#             return flask.render_template(template_file, **data_dict)
+#
+#         return view_method
+#
+#     return template_inner

app/ch05_jinja_templates/starter/pypi_org/static/css/site.css

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+.title {
+    font-weight: bold;
+}
+
+.main_content {
+    padding: 20px;
+}
+
+nav {
+    background-color: #000;
+    padding: 10px;
+    font-size: 20px;
+    color: white;
+}
+
+nav > a {
+    color: white;
+}

app/ch05_jinja_templates/starter/pypi_org/templates/home/about.html

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+{% extends "shared/_layout.html" %}
+
+{% block title %}About{% endblock %}
+
+{% block main_content %}
+<h1>About Python Package Index</h1>
+
+<h2>About</h2>
+
+<div>
+    This is our demo app for our Flask course.
+</div>
+{% endblock %}
+
+{% block additional_css %}<!-- some about stuff -->{% endblock %}
+
+{% block additional_js %}{% endblock %}

app/ch05_jinja_templates/starter/pypi_org/templates/home/index.html

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+{% extends "shared/_layout.html" %}
+
+{% block title %}Homepage
+{% endblock %}
+
+
+{% block main_content %}
+<div class="main_content">
+    <h1>Python Package index</h1>
+
+    <h2>Packages</h2>
+    TODO: Show packages<br>
+
+    {% for p in packages %}
+    <div>
+        <span class="title">
+            {{ p.name }}
+        </span>
+        <span class="version">
+            {{ p.version }}
+        </span>
+    </div>
+    {% endfor %}
+</div>
+{% endblock %}
+
+{% block additional_css %}<!-- some about stuff -->
+{% endblock %}
+
+{% block additional_js %}
+{% endblock %}

app/ch05_jinja_templates/starter/pypi_org/templates/shared/_layout.html

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>{% block title %}{% endblock %} - Pypi.org</title>
+
+    <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
+
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha1/css/bootstrap.min.css" integrity="sha384-r4NyP46KrjDleawBgD5tp8Y7UzmLA05oM1iAEQ17CSuDqnUK2+k9luXQOfXJCJ4I" crossorigin="anonymous">
+    <script src="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha1/js/bootstrap.min.js" integrity="sha384-oesi62hOLfzrys4LxRF63OJCXdXDipiYWBnvTl9Y9/TRlw5xlKIEHpNyvvDShgf/" crossorigin="anonymous"></script>
+
+    <link rel="stylesheet" href="/static/css/site.css">
+    {% block additional_css %}{% endblock %}
+    {% block additional_js %}{% endblock %}
+</head>
+<body>
+
+<nav>
+    <a href="/">Home</a>
+    <a href="/about">About</a>
+</nav>
+
+<div class="main_content">
+    {% block main_content %}{% endblock %}
+</div>
+
+</body>
+</html>

app/ch05_jinja_templates/starter/requirements.txt

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+flask

app/ch06_routing/starter/pypi_org/app.py

@@ -4,33 +4,20 @@
 folder = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
 sys.path.insert(0, folder)
 
-
-from pypi_org.infrastructure.view_modifiers import response
-
 app = flask.Flask(__name__)
 
+def main():
+    register_blueprints()
+    app.run(debug=True)
 
-def get_latest_packages():
-    return [
-        {'name': 'flask', 'version': '1.2.3'},
-        {'name': 'sqlalchemy', 'version': '2.2.0'},
-        {'name': 'passlib', 'version': '3.0.0'},
-    ]
-
-
-@app.route('/')
-@response(template_file='home/index.html')
-def index():
-    test_packages = get_latest_packages()
-    return {'packages': test_packages}
-    # return flask.render_template('home/index.html', packages=test_packages)
-
-
-@app.route('/about')
-@response(template_file='home/about.html')
-def about():
-    return {}
+def register_blueprints():
+    from pypi_org.views import home_views
+    from pypi_org.views import package_views
+    from pypi_org.views import cms_views
+    app.register_blueprint(home_views.blueprint)
+    app.register_blueprint(package_views.blueprint)
+    app.register_blueprint(cms_views.blueprint)
 
 
 if __name__ == '__main__':
-    app.run(debug=True)
+    main()

app/ch06_routing/starter/pypi_org/services/cms_service.py

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+fake_db = {
+    '/company/history': {
+        'page_title': 'Company history',
+        'page_details': 'Details about company history...',
+    },
+    '/company/employees': {
+        'page_title': 'Out team',
+        'page_details': 'Details about company employees...',
+    },
+}
+
+def get_page(url: str) -> dict:
+    if not url:
+        return {}
+
+    url = url.strip().lower()
+    url = '/' + url.lstrip('/')
+
+    page = fake_db.get(url, {})
+    return page
+

app/ch06_routing/starter/pypi_org/services/package_service.py

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+def get_latest_packages():
+    return [
+        {'name': 'flask', 'version': '1.2.3'},
+        {'name': 'sqlalchemy', 'version': '2.2.0'},
+        {'name': 'passlib', 'version': '3.0.0'},
+    ]

app/ch06_routing/starter/pypi_org/templates/cms/page.html

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+{% extends "shared/_layout.html" %}
+{% block title %}{{ page_title }}{% endblock %}
+
+{% block main_content %}
+    <h1>{{ page_title}}</h1>
+
+    <div>
+        {{ page_details }}
+    </div>
+{% endblock %}

app/ch06_routing/starter/pypi_org/templates/packages/details.html

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+{% extends "shared/_layout.html" %}
+{% block main_content %}
+
+    <h1>Python Package Index</h1>
+
+    <h2>Packages</h2>
+
+    {% for p in packages %}
+
+        <div>
+    <span class="title">
+        {{ p.name.upper() }}
+    </span>
+            <span class="version">
+        {{ p.version }}
+    </span>
+        </div>
+
+    {% endfor %}
+{% endblock %}

app/ch06_routing/starter/pypi_org/views/account_views.py

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+import flask
+
+from pypi_org.infrastructure.view_modifiers import response
+
+blueprint = flask.Blueprint('account', __name__, template_folder='templates')
+
+# ######## Index ########
+
+@blueprint.route('/account')
+@response(template_file='home/index.html')
+def index():
+    return {}
+
+
+# ######## Register ########
+
+@blueprint.route('/account/register', methods=['GET'])
+@response(template_file='account/register.html')
+def register_get():
+    return {}
+
+@blueprint.route('/account/register', methods=['POST'])
+@response(template_file='account/register.html')
+def register_get():
+    return {}
+
+# ######## Login ########
+
+@blueprint.route('/account/login', method=['GET'])
+@response(template_file='account/login.html')
+def login_get():
+    return {}
+
+
+# ######## Logout ########
+
+@blueprint.route('/account/logout')
+def logout():
+    return {}

app/ch06_routing/starter/pypi_org/views/cms_views.py

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+import flask
+
+from pypi_org.infrastructure.view_modifiers import response
+import pypi_org.services.cms_service as cms_service
+
+blueprint = flask.Blueprint('cms', __name__, template_folder='templates')
+
+@blueprint.route('/<path:full_url>')
+@response(template_file='cms/page.html')
+def cms_page(full_url: str):
+    print("Getting CMS page for {}".format(full_url))
+    page = cms_service.get_page(full_url)
+    if not page:
+        flask.abort(404)
+
+    return page
+

app/ch06_routing/starter/pypi_org/views/home_views.py

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+import flask
+
+from pypi_org.infrastructure.view_modifiers import response
+import pypi_org.services.package_service as package_service
+from
+
+blueprint = flask.Blueprint('home', __name__, template_folder='templates')
+
+@blueprint.route('/')
+@response(template_file='home/index.html')
+def index():
+    test_packages = package_service.get_latest_packages()
+    return {'packages': test_packages}
+    # return flask.render_template('home/index.html', packages=test_packages)
+
+
+@blueprint.route('/about')
+@response(template_file='home/about.html')
+def about():
+    return {}