protected void sm_ResolveScriptReference(object sender, ScriptReferenceEventArgs e)
{
if (System.Array.IndexOf(MicrosoftJavaScript, e.Script.Name) >= 0)
{
if (AquariumExtenderBase.EnableCombinedScript)
{
string lang = CultureInfo.CurrentUICulture.IetfLanguageTag.ToLower();
string scriptPath = ResolveUrl(String.Format("~/appservices/combined-{0}.{1}.js", ApplicationServices.Version, lang));
if (ApplicationServices.IsTouchClient)
scriptPath = String.Format("{0}?_touch", scriptPath);
e.Script.Path = scriptPath;
e.Script.ResourceUICultures = null;
return;
}
e.Script.Name = ("MyCompany.Scripts." + e.Script.Name);
e.Script.Assembly = typeof(AquariumExtenderBase).Assembly.FullName;
}
}
/// <summary>
/// Checks if script reference contains already loaded script link and replaces
/// it with empty script.
/// </summary>
/// <param name="e">A <see cref="ScriptReferenceEventArgs" /> that contains event data.</param>
protected override void OnResolveScriptReference(ScriptReferenceEventArgs e)
{
base.OnResolveScriptReference(e);
if (IsInAsyncPostBack) ProcessLoadedScripts(e.Script);
}
protected override void OnResolveScriptReference(ScriptReferenceEventArgs e)
{
try
{
base.OnResolveScriptReference(e);
#region Profiling scripts
if (OptimizerConfig.EnableProfiler)
{
bool isFound = false;
foreach (ScriptReference reference in _profilerScripts)
{
if (reference.Assembly == e.Script.Assembly && reference.Name == e.Script.Name && reference.Path == e.Script.Path)
{
isFound = true;
break;
}
}
if (!isFound)
{
ScriptReference objScrRef = new ScriptReference(e.Script.Name, e.Script.Assembly);
if (!string.IsNullOrEmpty(e.Script.Name) && string.IsNullOrEmpty(e.Script.Assembly))
{
//TODO: if resource belongs to System.Web.Extensions.dll, it does not provide assembly info that's why hard-coded assembly name is written to get it in profiler
objScrRef.Assembly = "System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35";
}
objScrRef.Path = e.Script.Path;
objScrRef.IgnoreScriptPath = e.Script.IgnoreScriptPath;
objScrRef.NotifyScriptLoaded = e.Script.NotifyScriptLoaded;
objScrRef.ResourceUICultures = e.Script.ResourceUICultures;
objScrRef.ScriptMode = e.Script.ScriptMode;
_profilerScripts.Add(objScrRef);
objScrRef = null;
}
}
#endregion
#region Combining Client Scripts
bool isAssemblyBased = ((e.Script.Assembly.Length > 0) ? true : false);
bool isPathBased = ((e.Script.Path.Length > 0) ? true : false);
bool isNameBased = ((e.Script.Path.Length == 0 && e.Script.Assembly.Length == 0 && e.Script.Name.Length > 0) ? true : false);
if (OptimizerConfig.Enable && (isAssemblyBased || isPathBased || isNameBased))
{
ScriptElement element = null;
try
{
if (isAssemblyBased)
element = OptimizerConfig.GetScriptByResource(e.Script.Name, e.Script.Assembly);
else if (isPathBased)
{
element = OptimizerConfig.GetScriptByPath(e.Script.Path);
if (null != element)
{
if (!OptimizerHelper.IsValidExtension(element, ".js"))
{
element = null;
}
else if (!OptimizerHelper.IsAbsolutePathExists(element))
{
string absolutePath = OptimizerHelper.GetAbsolutePath(element);
element = null;
}
}
}
else if (isNameBased)
element = OptimizerConfig.GetScriptByName(e.Script.Name);
}
catch (Exception exc)
{
element = null;
}
if (element != null)
{
if (!_scriptContents.ContainsKey(element.Key))
{
_scriptContents.Add(element.Key, element.GetContents());
}
if (!_scripts.ContainsKey(element.Key))
{
try
{
_scripts.Add(element.Key, e.Script);
e.Script.Assembly = string.Empty;
e.Script.Name = string.Empty;
StringBuilder objStrBuilder = new StringBuilder();
objStrBuilder.Append(HANDLER_PATH);
foreach (KeyValuePair<string, ScriptReference> script in _scripts)
{
objStrBuilder.Append(script.Key + ".");
}
string strPath = objStrBuilder.ToString();
objStrBuilder = null;
foreach (KeyValuePair<string, ScriptReference> script in _scripts)
{
script.Value.Path = strPath;
}
}
catch { }
}
else
{
e.Script.Assembly = string.Empty;
e.Script.Name = string.Empty;
e.Script.Path = BLOCKED_HANDLER_PATH;
}
}
}
#endregion
}
catch (Exception ex)
{
this.Page.Response.Write(ex.ToString().Replace("\n", "<br>"));
}
}
protected override void OnResolveScriptReference(ScriptReferenceEventArgs e)
{
base.OnResolveScriptReference(e);
// If combining scripts and this is a candidate script
if (_combineScripts && !String.IsNullOrEmpty(e.Script.Assembly) && !String.IsNullOrEmpty(e.Script.Name))
{
// Initialize
ScriptReference scriptReference = e.Script;
ScriptEntry scriptEntry = new ScriptEntry(scriptReference);
if (IsScriptCombinable(scriptEntry))
{
if (!_scriptEntries.Contains(scriptEntry))
{
// Haven't seen this script yet; add it to the list and invalidate the Url
_scriptEntries.Add(scriptEntry);
_combinedScriptUrl = null;
}
if (null == _combinedScriptUrl)
{
// Url is invalid; update it
_combinedScriptUrl = String.Format(CultureInfo.InvariantCulture, "{0}?{1}={2}&{3}={4}", ((null != _combineScriptsHandlerUrl) ? _combineScriptsHandlerUrl.ToString() : Page.Request.Path), HiddenFieldParamName, HiddenFieldName, CombinedScriptsParamName, HttpUtility.UrlEncode(SerializeScriptEntries(_scriptEntries, false)));
}
// Remove the script from the list and track it
scriptReference.Name = "";
scriptReference.Assembly = "";
_disabledScriptReferences.Add(scriptReference);
// Update the common (combined) Url for all tracked scripts
foreach (ScriptReference disabledScriptReference in _disabledScriptReferences)
{
disabledScriptReference.Path = _combinedScriptUrl;
}
}
else
{
// See if we've already seen this uncombinable script reference
bool alreadySeen = false;
foreach (ScriptReference uncombinableScriptReference in _uncombinableScriptReferences)
{
if ((uncombinableScriptReference.Assembly == scriptReference.Assembly) && (uncombinableScriptReference.Name == scriptReference.Name))
{
alreadySeen = true;
}
}
if (!alreadySeen)
{
// Haven't seen the script reference yet, so we need to stop building the current combined script
// file and let the uncombinable script reference be output so as not to alter the ordering of
// scripts (which may have dependencies). Update our state so we'll start building a new combined
// script file with the next combinable script.
// Note: _combinedScriptUrl was initially cleared here. While that's correct behavior (and was
// released without issue), not clearing it means that we can omit an unnecessary <script> tag
// for the scenario "CombinableA, Uncombinable?, CombinableA, Uncombinable?" because the second
// instance of CombinableA will reuse the URL from the first (vs. an empty one) and ScriptManager
// will detect and omit the redundant URL.
_uncombinableScriptReferences.Add(scriptReference);
_disabledScriptReferences.Clear();
foreach (ScriptEntry se in _scriptEntries)
{
se.Loaded = true;
}
}
}
}
}
private void ResolveScriptReferenceHandler(object sender, ScriptReferenceEventArgs e) {
var clonedReference = string.IsNullOrEmpty(e.Script.Path) ?
new ScriptReference(e.Script.Name, e.Script.Assembly) :
new ScriptReference(e.Script.Path);
clonedReference.IgnoreScriptPath = e.Script.IgnoreScriptPath;
clonedReference.ResourceUICultures = e.Script.ResourceUICultures;
clonedReference.ScriptMode = ScriptMode.Auto;
_references.Add(clonedReference);
}
