public static void SnippetWillBeEmptyWhenInstrumentationKeyIsNotDefined()
{
var telemetryConfigurationWithNullKey = new TelemetryConfiguration();
var snippet = new JavaScriptSnippet(telemetryConfigurationWithNullKey, GetOptions(false), null);
Assert.Equal(string.Empty, snippet.FullScript);
}
/// <summary>
/// Init script helper - need a csp-nonce in the context
/// </summary>
/// <param name="httpContext">Your IHttpContext</param>
/// <param name="aiJavaScriptSnippet">the snip-it from app insights</param>
public ApplicationInsightsJsHelper(IHttpContextAccessor httpContext, JavaScriptSnippet aiJavaScriptSnippet = null)
{
_httpContext = httpContext;
if (aiJavaScriptSnippet != null && !string.IsNullOrEmpty(aiJavaScriptSnippet.FullScript))
{
_aiJavaScriptSnippet = aiJavaScriptSnippet;
}
}
public static void SnippetWillBeEmptyWhenInstrumentationKeyIsEmpty()
{
var telemetryConfigurationWithEmptyKey = new TelemetryConfiguration {
InstrumentationKey = string.Empty
};
var snippet = new JavaScriptSnippet(telemetryConfigurationWithEmptyKey, GetOptions(false), null, encoder);
Assert.Equal(string.Empty, snippet.FullScript);
}
public AnalyticsViewComponent(
ISettingService settingService,
JavaScriptSnippet jsSnippet,
IHostingEnvironment env)
{
_settingSvc = settingService;
_jsSnippet = jsSnippet;
_env = env;
}
public static void SnippetWillBeEmptyWhenInstrumentationKeyIsEmpty()
{
var telemetryConfigurationWithEmptyKey = new TelemetryConfiguration {
InstrumentationKey = string.Empty
};
var snippet = new JavaScriptSnippet(telemetryConfigurationWithEmptyKey);
Assert.Equal(string.Empty, snippet.FullScript.ToString());
}
public static void SnippetWillIncludeEscapedAuthUserNameIfEnabledAndAuthenticated()
{
string unittestkey = "unittestkey";
var telemetryConfiguration = new TelemetryConfiguration {
InstrumentationKey = unittestkey
};
var snippet = new JavaScriptSnippet(telemetryConfiguration, GetOptions(true), GetHttpContextAccessor("user\\name", true));
Assert.Contains("setAuthenticatedUserContext(\"user\\\\name\")", snippet.FullScript);
}
public static void SnippetWillIncludeInstrumentationKeyAsSubstring()
{
string unittestkey = "unittestkey";
var telemetryConfiguration = new TelemetryConfiguration {
InstrumentationKey = unittestkey
};
var snippet = new JavaScriptSnippet(telemetryConfiguration, GetOptions(false), null);
Assert.Contains("instrumentationKey: '" + unittestkey + "'", snippet.FullScript);
}
public static void CrossSiteScriptingIsBlockedByEncoding()
{
string unittestkey = "unittestkey";
var telemetryConfiguration = new TelemetryConfiguration {
InstrumentationKey = unittestkey
};
var snippet = new JavaScriptSnippet(telemetryConfiguration, GetOptions(true), GetHttpContextAccessor("<script>alert('hack');</script>", true), encoder);
Assert.Contains("setAuthenticatedUserContext(\"\\u003Cscript\\u003Ealert(\\u0027hack\\u0027);", snippet.FullScript);
}
public static void SnippetWillNotIncludeAuthUserNameIfEnabledAndAuthenticated()
{
string unittestkey = "unittestkey";
var telemetryConfiguration = new TelemetryConfiguration {
InstrumentationKey = unittestkey
};
var snippet = new JavaScriptSnippet(telemetryConfiguration, GetOptions(true), GetHttpContextAccessor("username", false), encoder);
Assert.DoesNotContain("setAuthenticatedUserContext", snippet.FullScript);
}
public static void SnippetWillIncludeConnectionStringAsSubstring()
{
string testConnString = "InstrumentationKey=00000000-0000-0000-0000-000000000000";
var telemetryConfiguration = new TelemetryConfiguration {
ConnectionString = testConnString
};
var snippet = new JavaScriptSnippet(telemetryConfiguration, GetOptions(false), null, encoder);
Assert.Contains("connectionString: '" + testConnString + "'", snippet.FullScript);
}
public static void SnippetWillBeEmptyWhenTelemetryDisabled()
{
var telemetryConfigurationWithEmptyKey = new TelemetryConfiguration
{
InstrumentationKey = "NonEmpty",
DisableTelemetry = true
};
var snippet = new JavaScriptSnippet(telemetryConfigurationWithEmptyKey, GetOptions(false), null);
Assert.Equal(string.Empty, snippet.FullScript);
}
/// <summary>
/// Gets a code snippet with instrumentation key initialized from <see cref="TelemetryConfiguration"/>.
/// </summary>
/// <param name="snippet">The <see cref="JavaScriptSnippet"/> to use.</param>
/// <param name="context">The current HTTP context.</param>
/// <returns>
/// JavaScript code snippet with instrumentation key or empty if instrumentation key was not set for the application.
/// </returns>
public static string FullScriptWithCspNonce(this JavaScriptSnippet snippet, HttpContext context)
{
string script = snippet.FullScript;
if (!string.IsNullOrEmpty(script))
{
int index = script.IndexOf(OpeningScriptTag);
if (index > -1)
{
string nonce = context.EnsureCspNonce();
script = script.Insert(index + OpeningScriptTag.Length, $"nonce=\"{nonce}\" ");
}
}
return(script);
}
protected override void RenderControl(IHtmlWriter writer, IDotvvmRequestContext context)
{
var doNotTrack = false;
if (context.HttpContext.Request.Headers.TryGetValue("DNT", out var doNotTrackHeaderValue))
{
doNotTrack = string.Equals(doNotTrackHeaderValue, "1");
}
if (!doNotTrack)
{
var javascriptSnippet = new JavaScriptSnippet(telemetryConfiguration.Value, applicationInsightsServiceOptions, httpContextAccessor);
writer.WriteUnencodedText(javascriptSnippet.FullScript);
}
base.RenderControl(writer, context);
}
public ApplicationInsightsTelemetryClient(TelemetryClient telemetryClient, JavaScriptSnippet snippet)
{
_appInsights = telemetryClient;
_javascript = snippet;
}
/// <summary>
/// Extension method to inject Application Insights JavaScript snippet into cshml files.
/// </summary>
/// <param name="helper">Html helper object to align with razor code style.</param>
/// <param name="configuration">Telemetry configuraiton to initialize snippet.</param>
/// <returns>JavaScript snippt to insert into html page.</returns>
public static HtmlString ApplicationInsightsJavaScript(this IHtmlHelper helper, TelemetryConfiguration configuration)
{
JavaScriptSnippet snippet = new JavaScriptSnippet(configuration);
return(new HtmlString(snippet.FullScript));
}
public InsightsJavaScriptSnippet(JavaScriptSnippet snippet)
{
_snippet = snippet;
}
public ApplicationInsightsJsHelper(IHttpContextAccessor accessor, JavaScriptSnippet aiJavaScriptSnippet)
{
_aiJavaScriptSnippet = aiJavaScriptSnippet;
_httpContextAccessor = accessor;
}
/// <summary>
/// Initializes the <see cref="JavaScriptSnippetTagHelperComponent"/>.
/// </summary>
/// <param name="javaScriptSnippet">The <see cref="JavaScriptSnippet"/> to inject in the head tag.</param>
public JavaScriptSnippetTagHelperComponent(JavaScriptSnippet javaScriptSnippet)
{
_javaScriptSnippet = javaScriptSnippet.FullScript;
}
public ApplicationInsightsJsHelper(IHttpContextAccessor httpContext, JavaScriptSnippet aiJavaScriptSnippet)
{
_httpContext = httpContext;
_aiJavaScriptSnippet = aiJavaScriptSnippet;
}
