From c7426067dd828697fc4b7e4157e811ddd9c4eb36 Mon Sep 17 00:00:00 2001
From: Anton Hvornum <anton.feeds@gmail.com>
Date: Mon, 24 May 2021 13:56:57 +0200
Subject: Implemented load_plugin() which handles local or remote paths. Also
 added some error handling surrounding the loading of plugins.

---
 archinstall/lib/plugins.py | 52 +++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 51 insertions(+), 1 deletion(-)

(limited to 'archinstall/lib')

diff --git a/archinstall/lib/plugins.py b/archinstall/lib/plugins.py
index 7bb5147c..9dfa786b 100644
--- a/archinstall/lib/plugins.py
+++ b/archinstall/lib/plugins.py
@@ -1,5 +1,14 @@
+import hashlib
+import importlib
+import logging
+import os
+import sys
+import urllib.parse
+import urllib.request
 from importlib import metadata
 
+from .output import log
+
 plugins = {}
 
 # 1: List archinstall.plugin definitions
@@ -7,4 +16,45 @@ plugins = {}
 # 3: Initiate the plugin and store it as .name in plugins
 for plugin_definition in metadata.entry_points()['archinstall.plugin']:
 	plugin_entrypoint = plugin_definition.load()
-	plugins[plugin_definition.name] = plugin_entrypoint()
\ No newline at end of file
+	try:
+		plugins[plugin_definition.name] = plugin_entrypoint()
+	except Exception as err:
+		log(err, level=logging.ERROR)
+		log(f"The above error was detected when loading the plugin: {plugin_definition}", fg="red", level=logging.ERROR)
+
+def localize_path(profile_path :str) -> str:
+	if (url := urllib.parse.urlparse(profile_path)).scheme and url.scheme in ('https', 'http'):
+		converted_path = f"/tmp/{os.path.basename(profile_path).replace('.py', '')}_{hashlib.md5(os.urandom(12)).hexdigest()}.py"
+
+		with open(converted_path, "w") as temp_file:
+			temp_file.write(urllib.request.urlopen(url.geturl()).read().decode('utf-8'))
+
+		return converted_path
+	else:
+		return profile_path
+
+def import_via_path(path :str, namespace=None): # -> module (not sure how to write that in type definitions)
+	if not namespace:
+		namespace = os.path.basename(path)
+
+	try:
+		spec = importlib.util.spec_from_file_location(namespace, path)
+		imported = importlib.util.module_from_spec(spec)
+		sys.modules[namespace] = imported
+		spec.loader.exec_module(sys.modules[namespace])
+	except Exception as err:
+		log(err, level=logging.ERROR)
+		log(f"The above error was detected when loading the plugin: {path}", fg="red", level=logging.ERROR)
+
+	return sys.modules[namespace]
+
+def load_plugin(path :str): # -> module (not sure how to write that in type definitions)
+	parsed_url = urllib.parse.urlparse(path)
+
+	# The Profile was not a direct match on a remote URL
+	if not parsed_url.scheme:
+		# Path was not found in any known examples, check if it's an absolute path
+		if os.path.isfile(path):
+			return import_via_path(path)
+	elif parsed_url.scheme in ('https', 'http'):
+		return import_via_path(localize_path(path))
\ No newline at end of file
-- 
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