Added Retrogaming.cloud grid provider

ice/gridproviders/__init__.py

@@ -10,4 +10,5 @@
     "consolegrid_provider",
     "grid_image_provider",
     "local_provider",
+    "retrogamingcloud_provider",
 ]

ice/gridproviders/retrogamingcloud_provider.py

@@ -0,0 +1,64 @@
+#!/usr/bin/env python
+# encoding: utf-8
+"""
+retrogamingcloud_provider.py
+
+Created by W on 2017-06-13.
+Copyright (c) 2017 W Anders. All rights reserved.
+"""
+
+import sys
+import os
+import urllib
+import json
+
+import grid_image_provider
+
+from ice.logs import logger
+
+class RetroGamingCloudProvider(grid_image_provider.GridImageProvider):
+
+	@staticmethod
+	def is_enabled():
+		return True
+
+	@staticmethod
+	def api_url():
+		return "http://retrogaming.cloud/api/v1/game"
+
+	def download_image(self, url):
+		(path, headers) = urllib.urlretrieve(url)
+		return path
+
+	def rgc_get_result(self, url):
+		try:
+			response = urllib.urlopen(url)
+			return json.loads(response.read())["results"]
+		except IOError as error:
+			logger.debug(
+				"There was an error contacting Retrogaming.cloud"
+			)
+			return None
+
+	def rgc_search(self, rom):
+		api_root = self.api_url()
+		url = "%s?name=%s" % (api_root, rom.name)
+		return self.rgc_get_result(url)
+
+	def rgc_get_media(self, game_id):
+		api_root = self.api_url()
+		url = "%s/%s/media" % (api_root, game_id)
+		return self.rgc_get_result(url)
+
+	def image_for_rom(self, rom):
+		game_results = self.rgc_search(rom)
+		game_by_console = [game for game in game_results if game["platform"]["key"] == rom.console.shortname]
+		game_verify_by_name = next((game for game in game_by_console if game["name"] == rom.name), None)
+		if game_verify_by_name is None:
+			return None
+		game_id = game_verify_by_name["id"]
+		game_media = self.rgc_get_media(game_id)
+		game_grid_url = next((grid["game"]["most_popular_media_url"] for grid in game_media), None)
+		if game_grid_url is None:
+			return None
+		return self.download_image(game_grid_url)

ice/settings.py

@@ -10,6 +10,7 @@
 from gridproviders.combined_provider import CombinedProvider
 from gridproviders.consolegrid_provider import ConsoleGridProvider
 from gridproviders.local_provider import LocalProvider
+from gridproviders.retrogamingcloud_provider import RetroGamingCloudProvider
 from persistence.backed_object_manager import BackedObjectManager
 from persistence.config_file_backing_store import ConfigFileBackingStore
 from persistence.adapters.console_adapter import ConsoleBackedObjectAdapter
@@ -73,6 +74,7 @@ def image_provider(config):
   providerByName = {
     "local": LocalProvider,
     "consolegrid": ConsoleGridProvider,
+    "retrogamingcloud": RetroGamingCloudProvider,
   }
   normalize = lambda s: s.strip().lower()
   names = map(normalize, config.provider_spec.split(","))