commit ed79985fbad786ae95ccd1d23b64c1263fa6e64d
Author: Tobias Reisinger <tobias@msrg.cc>
Date:   Fri Mar 5 01:12:34 2021 +0100

    Init

diff --git a/.drone.yml b/.drone.yml
new file mode 100644
index 0000000..5ee3080
--- /dev/null
+++ b/.drone.yml
@@ -0,0 +1,30 @@
+kind: pipeline
+name: default
+
+steps:
+- name: generate
+  image: knovus/drone-openfaas
+  settings:
+    template: python3-http
+
+- name: build
+  image: plugins/docker
+  settings:
+    username:
+      from_secret: docker_registry_user
+    password:
+      from_secret: docker_registry_pass
+    registry: registry.serguzim.me
+    repo: registry.serguzim.me/faas/${DRONE_REPO_NAME}
+    context: ./build/${DRONE_REPO_NAME}/
+    dockerfile: ./build/${DRONE_REPO_NAME}/Dockerfile
+    tags: latest
+
+- name: deploy
+  image: knovus/drone-openfaas
+  settings:
+    deploy: true
+    url: https://faas.serguzim.me
+    password:
+      from_secret: openfaas_password
+    registry: registry.serguzim.me
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4fda848
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+build/
+template/
diff --git a/src/handler.py b/src/handler.py
new file mode 100644
index 0000000..075d7d7
--- /dev/null
+++ b/src/handler.py
@@ -0,0 +1,39 @@
+from bs4 import BeautifulSoup
+import numpy as np
+import requests
+
+def handle(event, context):
+
+    page = requests.get('https://courses.wiso.uni-tuebingen.de/matrix/matrix-of-the-day')
+
+    soup = BeautifulSoup(page.text, 'html.parser')
+
+    matrix_tag = soup.find_all('div', class_='matrix')[0].contents
+    matrix_msg = matrix_tag[1].contents[0]
+    matrix_split = matrix_tag[2].split('\n')
+
+    while '' in matrix_split:
+        matrix_split.remove('')
+
+    for i in range(len(matrix_split)):
+        char = matrix_split[i]
+        if char == '&':
+            matrix_split[i] = ' '
+        if char == '\\\\':
+            matrix_split[i] = ';'
+
+    a = np.matrix(''.join(matrix_split[1:-1]).rstrip(';'))
+
+    result = {}
+
+    result['message'] = matrix_msg
+    result['matrix'] = str(a)
+    result['determinant'] = np.linalg.det(a)
+
+    return {
+        "statusCode": 200,
+        "body": result,
+        "headers": {
+            "content-type": "application/json",
+        },
+    }
diff --git a/src/requirements.txt b/src/requirements.txt
new file mode 100644
index 0000000..1e43eae
--- /dev/null
+++ b/src/requirements.txt
@@ -0,0 +1,3 @@
+beautifulsoup4==4.9.3
+numpy==1.20.1
+requests==2.25.1
diff --git a/stack.yml b/stack.yml
new file mode 100644
index 0000000..f97f486
--- /dev/null
+++ b/stack.yml
@@ -0,0 +1,9 @@
+provider:
+  name: openfaas
+  gateway: https://faas.serguzim.me
+
+functions:
+  determinant-of-the-day:
+    lang: python3-http
+    handler: ./src
+    image: registry.serguzim.me/faas/determinant-of-the-day