|
public Match ( |
||
| headers | /// List of HTTP headers to use for the detection /// | |
| return | ||
/// <summary>
/// Gets the match from the cache for the useragent or if not
/// present in the cache from the detection provider.
/// </summary>
/// <param name="userAgent">The user agent whose properties are needed</param>
/// <returns>A results object for the user agent</returns>
private static InternalResult GetMatchByUserAgent(string userAgent)
{
InternalResult result;
if (_cacheUserAgent._itemsActive.TryGetValue(userAgent, out result) == false)
{
// The result wasn't in the cache so find it from the 51Degrees provider.
var match = _provider.Match(userAgent);
// Construct the results for the values and the profile Ids.
result = new InternalResult(
new SortedList <string, string>(_numberOfProperties),
match.ProfileIds.OrderBy(i =>
i.Key).SelectMany(i =>
BitConverter.GetBytes(i.Value)).ToArray());
// Load the values into the results.
foreach (var property in _requiredProperties.SelectMany(i =>
i.Value))
{
var values = match[property];
if (values != null)
{
result.Values.Add(property.Name, values.ToString());
}
}
// Load the dynamic values into the results.
foreach (var dynamicProperty in _dynamicProperties)
{
// Add special properties for the detection.
switch (dynamicProperty)
{
case DynamicProperties.Id:
result.Values.Add("Id", String.Join(
Constants.ProfileSeperator,
match.ProfileIds.OrderBy(i =>
i.Key).Select(i => i.Value.ToString())));
break;
case DynamicProperties.Difference:
result.Values.Add("Difference", match.Difference.ToString());
break;
case DynamicProperties.Method:
result.Values.Add("Method", match.Method.ToString());
break;
}
}
// Add the results to the cache.
_cacheUserAgent._itemsActive[userAgent] = result;
}
// Ensure the result is added to the background cache.
//_cacheUserAgent.SetBackground(userAgent, result);
_cacheUserAgent.AddRecent(userAgent, result);
return(result);
}
/// <summary>
/// In a single thread loops through the useragents in the file
/// provided perform a match with the data set provided passing
/// control back to the method provided for further processing.
/// </summary>
/// <param name="provider"></param>
/// <param name="userAgents"></param>
/// <param name="method"></param>
/// <returns>Counts for each of the methods used</returns>
internal static Results DetectLoopSingleThreaded(Provider provider, IEnumerable<string> userAgents, ProcessMatch method, object state)
{
provider.DataSet.ResetCache();
var match = provider.CreateMatch();
var results = new Results();
foreach (var line in userAgents)
{
provider.Match(line.Trim(), match);
method(results, match, state);
results.Count++;
results.Methods[match.Method]++;
}
AssertPool(provider);
ReportMethods(results.Methods);
ReportProvider(provider);
ReportTime(results);
return results;
}
/// <summary>
/// Using multiple threads loops through the useragents in the file
/// provided perform a match with the data set provided passing
/// control back to the method provided for further processing.
/// </summary>
/// <param name="provider"></param>
/// <param name="userAgents"></param>
/// <param name="method"></param>
/// <returns>Counts for each of the methods used</returns>
internal static Results DetectLoopMultiThreaded(Provider provider, IEnumerable<string> userAgents, ProcessMatch method, object state)
{
provider.DataSet.ResetCache();
var results = new Results();
Parallel.ForEach(userAgents, line =>
{
var match = provider.Match(line.Trim());
method(results, match, state);
Interlocked.Increment(ref results.Count);
lock (results.Methods)
{
results.Methods[match.Method] = results.Methods[match.Method] + 1;
}
});
AssertPool(provider);
ReportMethods(results.Methods);
ReportProvider(provider);
ReportTime(results);
return results;
}
// Snippet Start
public static void Run(string fileName)
{
// DataSet is the object used to interact with the data file.
// StreamFactory creates Dataset with pool of binary readers to
// perform device lookup using file on disk.
DataSet dataSet = StreamFactory.Create(fileName, false);
// Provides access to device detection functions.
Provider provider = new Provider(dataSet);
// Used to store and access detection results.
Match match;
// Contains boolean detection result for the IsMobile property.
bool IsMobileBool;
// User-Agent string of an iPhone mobile device.
string mobileUserAgent = ("Mozilla/5.0 (iPhone; CPU iPhone " +
"OS 7_1 like Mac OS X) AppleWebKit/537.51.2 (KHTML, like " +
"Gecko) 'Version/7.0 Mobile/11D167 Safari/9537.53");
// User-Agent string of Firefox Web browser version 41 on desktop.
string desktopUserAgent = ("Mozilla/5.0 (Windows NT 6.3; " +
"WOW64; rv:41.0) Gecko/20100101 Firefox/41.0");
// User-Agent string of a MediaHub device.
string mediaHubUserAgent = ("Mozilla/5.0 (Linux; Android " +
"4.4.2; X7 Quad Core Build/KOT49H) AppleWebKit/537.36 " +
"(KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 " +
"Safari/537.36");
Console.WriteLine("Starting Strongly Typed Example.");
// Carries out a match for a mobile User-Agent.
Console.WriteLine("\nMobile User-Agent: " + mobileUserAgent);
match = provider.Match(mobileUserAgent);
IsMobileBool = getIsMobileBool(match);
if (IsMobileBool)
{
Console.WriteLine(" Mobile");
}
else
{
Console.WriteLine(" Non-Mobile");
}
// Carries out a match for a desktop User-Agent.
Console.WriteLine("\nDesktop User-Agent: " + desktopUserAgent);
match = provider.Match(desktopUserAgent);
IsMobileBool = getIsMobileBool(match);
if (IsMobileBool)
{
Console.WriteLine(" Mobile");
}
else
{
Console.WriteLine(" Non-Mobile");
}
// Carries out a match for a MediaHub User-Agent.
Console.WriteLine("\nMediaHub User-Agent: " + mediaHubUserAgent);
match = provider.Match(mediaHubUserAgent);
IsMobileBool = getIsMobileBool(match);
if (IsMobileBool) {
Console.WriteLine(" Mobile");
}
else
{
Console.WriteLine(" Non-Mobile");
}
// Finally close the dataset, releasing resources and file locks.
dataSet.Dispose();
}
// Snippet Start
public static void Run(string fileName)
{
// DataSet is the object used to interact with the data file.
// StreamFactory creates Dataset with pool of binary readers to
// perform device lookup using file on disk. The type if
// disposable and is therefore contained in using block to
// ensure file handles and resources are freed.
using (DataSet dataSet = StreamFactory.Create(fileName, false))
{
// Provides access to device detection functions.
Provider provider = new Provider(dataSet);
// Used to store and access detection results.
Match match;
// Contains detection result for the IsMobile property.
string IsMobile;
// User-Agent string of an iPhone mobile device.
string mobileUserAgent = ("Mozilla/5.0 (iPhone; CPU iPhone " +
"OS 7_1 like Mac OS X) AppleWebKit/537.51.2 (KHTML, like " +
"Gecko) 'Version/7.0 Mobile/11D167 Safari/9537.53");
// User-Agent string of Firefox Web browser version 41 on desktop.
string desktopUserAgent = ("Mozilla/5.0 (Windows NT 6.3; " +
"WOW64; rv:41.0) Gecko/20100101 Firefox/41.0");
// User-Agent string of a MediaHub device.
string mediaHubUserAgent = ("Mozilla/5.0 (Linux; Android " +
"4.4.2; X7 Quad Core Build/KOT49H) AppleWebKit/537.36 " +
"(KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 " +
"Safari/537.36");
Console.WriteLine("Staring Getting Started Example.");
// Carries out a match for a mobile User-Agent.
Console.WriteLine("\nMobile User-Agent: " + mobileUserAgent);
match = provider.Match(mobileUserAgent);
IsMobile = match["IsMobile"].ToString();
Console.WriteLine(" IsMobile: " + IsMobile);
// Carries out a match for a desktop User-Agent.
Console.WriteLine("\nDesktop User-Agent: " + desktopUserAgent);
match = provider.Match(desktopUserAgent);
IsMobile = match["IsMobile"].ToString();
Console.WriteLine(" IsMobile: " + IsMobile);
// Carries out a match for a MediaHub User-Agent.
Console.WriteLine("\nMediaHub User-Agent: " + mediaHubUserAgent);
match = provider.Match(mediaHubUserAgent);
IsMobile = match["IsMobile"].ToString();
Console.WriteLine(" IsMobile: " + IsMobile);
// Returns the number of profiles that are Mobile.
Console.WriteLine("\nNumber of mobile profiles: {0}",
dataSet.FindProfiles("IsMobile", "True").Length);
}
}
// Snippet Start
public static void Run(string fileName, string inputFile)
{
// DataSet is the object used to interact with the data file.
// StreamFactory creates Dataset with pool of binary readers to
// perform device lookup using file on disk.
DataSet dataSet = StreamFactory.Create(fileName, false);
// Provides access to device detection functions.
Provider provider = new Provider(dataSet);
// Used to store and access detection results.
// Same match will be reused multiple times to avoid unnecessary
// object creation.
Match match = provider.CreateMatch();;
// Name of the output file results will be saved to.
string outputFile = "OfflineProcessingOutput.csv";
// How many lines of the input CSV file to read.
const int linesToRead = 20;
// Line currently being read.
int currentLine = 0;
// HTTP User-Agent string to match, taken from input the CSV file.
string userAgent;
// 51Degrees properties to append the CSV file with.
// For the full list of properties see:
// https://51degrees.com/resources/property-dictionary
string[] properties = { "IsMobile", "PlatformName", "PlatformVersion" };
// Opens input and output files.
StreamReader fin = new StreamReader(inputFile);
StreamWriter fout = new StreamWriter(outputFile);
Console.WriteLine("Starting Offline Processing Example.");
// Print CSV headers to output file.
fout.Write("User-Agent");
for (int i = 0; i < properties.Count(); i++)
{
fout.Write("|" + properties[i]);
}
fout.Write("\n");
while ((userAgent = fin.ReadLine()) != null &&
currentLine < linesToRead)
{
// Match current User-Agent. Match object reused.
provider.Match(userAgent, match);
// Write the User-Agent.
fout.Write(userAgent);
// Append properties.
foreach (var property in properties)
{
fout.Write("|" + match[property]);
}
fout.Write("\n");
currentLine++;
}
fin.Close();
fout.Close();
Console.WriteLine("Output Written to " + outputFile);
// Finally close the dataset, releasing resources and file locks.
dataSet.Dispose();
}
