Akatsuki-Misaki/ArchiSteamFarm
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Get used to null propagation

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JustArchi
2016-07-10 20:17:35 +02:00
parent 0b06df4352
commit feb3fbfe59
11 changed files with 28 additions and 79 deletions
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21
ArchiSteamFarm/ArchiWebHandler.cs
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@@ -377,11 +377,8 @@ namespace ArchiSteamFarm {
string request = SteamCommunityURL + "/my/games/?xml=1";
XmlDocument response = await WebBrowser.UrlGetToXMLRetry(request).ConfigureAwait(false);
if (response == null) {
return null;
}
XmlNodeList xmlNodeList = response.SelectNodes("gamesList/games/game");
XmlNodeList xmlNodeList = response?.SelectNodes("gamesList/games/game");
if ((xmlNodeList == null) || (xmlNodeList.Count == 0)) {
return null;
}
@@ -492,11 +489,8 @@ namespace ArchiSteamFarm {
string request = SteamCommunityURL + "/tradeoffer/" + tradeID + "?l=english";
HtmlDocument htmlDocument = await WebBrowser.UrlGetToHtmlDocumentRetry(request).ConfigureAwait(false);
if (htmlDocument == null) {
return null;
}
HtmlNode htmlNode = htmlDocument.DocumentNode.SelectSingleNode("//div[@class='pagecontent']/script");
HtmlNode htmlNode = htmlDocument?.DocumentNode.SelectSingleNode("//div[@class='pagecontent']/script");
if (htmlNode == null) { // Trade can be no longer valid
return null;
}
@@ -713,11 +707,8 @@ namespace ArchiSteamFarm {
string request = SteamCommunityURL + "/my/inventory/json/" + Steam.Item.SteamAppID + "/" + Steam.Item.SteamContextID + "?trading=" + (tradable ? "1" : "0") + "&start=" + currentPage;
JObject jObject = await WebBrowser.UrlGetToJObjectRetry(request).ConfigureAwait(false);
if (jObject == null) {
return null;
}
IEnumerable<JToken> descriptions = jObject.SelectTokens("$.rgDescriptions.*");
IEnumerable<JToken> descriptions = jObject?.SelectTokens("$.rgDescriptions.*");
if (descriptions == null) {
return null; // OK, empty inventory
}
@@ -913,11 +904,7 @@ namespace ArchiSteamFarm {
string request = SteamCommunityURL + "/my/videos";
Uri uri = await WebBrowser.UrlHeadToUriRetry(request).ConfigureAwait(false);
if (uri == null) {
return null;
}
return !uri.AbsolutePath.StartsWith("/login", StringComparison.Ordinal);
return !uri?.AbsolutePath.StartsWith("/login", StringComparison.Ordinal);
}
private async Task<bool> RefreshSessionIfNeeded() {