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Refactor the utility method to download a string

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Also fix exceptional resource leak CID18224
This commit is contained in:
_aLfa_ 2014-09-26 19:31:01 +02:00
parent df4b30379e
commit a1c753818f
2 changed files with 15 additions and 23 deletions
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18
src/Forms/GoogleTranslate.cs
View File

@ -378,13 +378,10 @@ namespace Nikse.SubtitleEdit.Forms
public static Encoding GetScreenScrapingEncoding(string languagePair)
{
WebClient webClient = null;
try
{
string url = String.Format("http://translate.google.com/?hl=en&eotf=1&sl={0}&tl={1}&q={2}", languagePair.Substring(0, 2), languagePair.Substring(3), "123 456");
webClient = new WebClient();
webClient.Proxy = Utilities.GetProxy();
string result = webClient.DownloadString(url).ToLower();
var result = Utilities.DownloadString(url).ToLower();
int idx = result.IndexOf("charset", StringComparison.Ordinal);
int end = result.IndexOf('"', idx + 8);
string charset = result.Substring(idx, end - idx).Replace("charset=", string.Empty);
@ -394,13 +391,6 @@ namespace Nikse.SubtitleEdit.Forms
{
return Encoding.Default;
}
finally
{
if (webClient != null)
{
webClient.Dispose();
}
}
}
/// <summary>
@ -418,11 +408,7 @@ namespace Nikse.SubtitleEdit.Forms
//string url = String.Format("http://www.google.com/translate_t?hl=en&ie=UTF8&text={0}&langpair={1}", HttpUtility.UrlEncode(input), languagePair);
string url = String.Format("http://translate.google.com/?hl=en&eotf=1&sl={0}&tl={1}&q={2}", languagePair.Substring(0, 2), languagePair.Substring(3), Utilities.UrlEncode(input));
var webClient = new WebClient();
webClient.Proxy = Utilities.GetProxy();
webClient.Encoding = encoding;
string result = webClient.DownloadString(url);
webClient.Dispose();
var result = Utilities.DownloadString(url);
int startIndex = result.IndexOf("<span id=result_box", StringComparison.Ordinal);
var sb = new StringBuilder();
if (startIndex > 0)

20
src/Logic/Utilities.cs
View File

@ -306,12 +306,18 @@ namespace Nikse.SubtitleEdit.Logic
return -1;
}
public static string ReadTextFileViaUrlAndProxyIfAvailable(string url)
/// <summary>
/// Downloads the requested resource as a <see cref="String"/> using the configured <see cref="WebProxy"/>.
/// </summary>
/// <param name="address">A <see cref="String"/> containing the URI to download.</param>
/// <returns>A <see cref="String"/> containing the requested resource.</returns>
public static string DownloadString(string address)
{
var wc = new WebClient { Proxy = GetProxy() };
var ms = new MemoryStream(wc.DownloadData(url));
var reader = new StreamReader(ms);
return reader.ReadToEnd().Trim();
using (var wc = new WebClient())
{
wc.Proxy = GetProxy();
return wc.DownloadString(address).Trim();
}
}
public static WebProxy GetProxy()
@ -2118,7 +2124,7 @@ namespace Nikse.SubtitleEdit.Logic
{
try
{
string xml = ReadTextFileViaUrlAndProxyIfAvailable(Configuration.Settings.WordLists.NamesEtcUrl);
var xml = DownloadString(Configuration.Settings.WordLists.NamesEtcUrl);
namesEtcDoc.LoadXml(xml);
loaded = true;
}
@ -2157,7 +2163,7 @@ namespace Nikse.SubtitleEdit.Logic
{
try
{
string xml = ReadTextFileViaUrlAndProxyIfAvailable(Configuration.Settings.WordLists.NamesEtcUrl);
var xml = DownloadString(Configuration.Settings.WordLists.NamesEtcUrl);
namesEtcDoc.LoadXml(xml);
loaded = true;
}