Merge pull request #553 from owengaspard/env-update

Check for missing environment variables

.gitignore

@@ -170,3 +170,5 @@ reddit-bot-351418-5560ebc49cac.json
 /.idea
 *.pyc
 /video_creation/data/videos.json
+utils/envUpdate.py.old
+envVars.txt

main.py

@@ -6,6 +6,7 @@ from os import getenv, name
 from reddit.subreddit import get_subreddit_threads
 from utils.cleanup import cleanup
 from utils.console import print_markdown, print_step
+from utils.envUpdate import envUpdate
 from video_creation.background import download_background, chop_background_video
 from video_creation.final_video import make_final_video
 from video_creation.screenshot_downloader import download_screenshots_of_reddit_posts
@@ -37,6 +38,7 @@ reddit2fa = getenv("REDDIT_2FA")
 
 
 def main():
+    envUpdate()
     cleanup()
 
     def get_obj():

utils/envUpdate.py

@@ -0,0 +1,48 @@
+import os
+import subprocess
+import tempfile
+import logging
+
+from os import path
+from sys import platform, stderr
+
+log = logging.getLogger(__name__)
+
+def envUpdate():
+    if path.exists(".env.template"):
+        if platform == "win32" or platform == "cygwin":
+            runPS('utils\envUpdateWin.ps1')
+            f = open("envVars.txt", "rb")
+            envTemplate = f.read()
+        elif platform == "darwin" or platform == "linux":
+            envTemplate = subprocess.check_output(
+                "awk -F '=' 'NF {print $1}' .env.template | grep --regexp=^[a-zA-Z]",
+                shell=True,
+            )
+            return
+        tempEnv = tempfile.TemporaryFile()
+        tempEnv.write(envTemplate)
+        tempEnv.seek(0)
+        envVars = tempEnv.readlines()
+
+    missing = []
+    isMissingEnvs = False
+    for env in envVars:
+        try:
+            env = env.decode("utf-8").strip()
+        except AttributeError:
+            env = env.strip()
+
+        if env not in os.environ:
+            isMissingEnvs = True
+            missing.append(env)
+
+    if isMissingEnvs:
+        log.error(
+            f"[ERROR] The following environment variables are missing: {missing}.)"
+        )
+        exit(-1)
+
+def runPS(cmd):
+    completed = subprocess.run(["powershell", "-Command", cmd], capture_output=True)
+    return completed

utils/envUpdateWin.ps1

@@ -0,0 +1,9 @@
+$envFile = Get-Content ".\.env.template" 
+
+$envFile -split "=" | Where-Object {$_ -notmatch '\"'} | Set-Content ".\envVarsbefSpl.txt"
+Get-Content ".\envVarsbefSpl.txt" | Where-Object {$_ -notmatch '\#'} | Set-Content ".\envVarsN.txt"
+Get-Content ".\envVarsN.txt" | Where-Object {$_ -ne ''} | Set-Content ".\envVars.txt"
+Remove-Item ".\envVarsbefSpl.txt"
+Remove-Item ".\envVarsN.txt"
+
+Write-Host $nowSplit