Branch main to in-progress

Author: Arjan

7 - dealing with errors/after-context/app.py

@@ -0,0 +1,21 @@
+from flask import Flask, jsonify, abort
+from db import fetch_blogs, fetch_blog, NotFoundError, NotAuthorizedError
+
+app = Flask(__name__)
+
+@app.route('/')
+def hello_world():
+    return 'Hello, World!'
+
+@app.route('/blogs')
+def all_blogs():
+    return jsonify(fetch_blogs())
+
+@app.route('/blogs/<id>')
+def get_blog(id):
+    try:
+        return jsonify(fetch_blog(id))
+    except NotFoundError:
+        abort(404, description="Resource not found")
+    except NotAuthorizedError:
+        abort(403, description="Access denied")

7 - dealing with errors/after-context/db.py

@@ -43,7 +43,7 @@ def fetch_blog(id: str):
         with SQLite('application.db') as cur:
 
             # execute the query and fetch the data
-            cur.execute(f"SELECT * FROM blogs where id='{id}'")
+            cur.execute(f"SELECT * FROM blogs where id=?", [id])
             result = cur.fetchone()
 
             # return the result or raise an error

7 - dealing with errors/after/app.py

@@ -0,0 +1,21 @@
+from flask import Flask, jsonify, abort
+from db import fetch_blogs, fetch_blog, NotFoundError, NotAuthorizedError
+
+app = Flask(__name__)
+
+@app.route('/')
+def hello_world():
+    return 'Hello, World!'
+
+@app.route('/blogs')
+def all_blogs():
+    return jsonify(fetch_blogs())
+
+@app.route('/blogs/<id>')
+def get_blog(id):
+    try:
+        return jsonify(fetch_blog(id))
+    except NotFoundError:
+        abort(404, description="Resource not found")
+    except NotAuthorizedError:
+        abort(403, description="Access denied")

7 - dealing with errors/after/db.py

@@ -43,7 +43,7 @@ def fetch_blog(id: str):
         cur = con.cursor()
 
         # execute the query and fetch the data
-        cur.execute(f"SELECT * FROM blogs where id='{id}'")
+        cur.execute(f"SELECT * FROM blogs where id=?", [id])
         result = cur.fetchone()
 
         # return the result or raise an error

7 - dealing with errors/before/app.py

@@ -0,0 +1,7 @@
+from flask import Flask, jsonify, abort
+
+app = Flask(__name__)
+
+@app.route('/')
+def hello_world():
+    return 'Hello, World!'