/// <summary>
/// Transform each form element to a HtmlFormTag.
/// </summary>
/// <param name="htmlDoc"> The HTML DOM Document to process.</param>
public static HtmlFormTagCollection TransformFormElements(IHTMLDocument2 htmlDoc, Uri currentUri)
{
// For each form, add in temp FormTags Collection
FormConverter converter = new FormConverter();
HtmlFormTagCollection formCollection = new HtmlFormTagCollection(htmlDoc.forms.length);
try
{
foreach ( HTMLFormElementClass formElement in htmlDoc.forms )
{
System.Windows.Forms.Application.DoEvents();
// Convert to HTML Form Tag
HtmlFormTag form = converter.ConvertToHtmlFormTag(formElement, currentUri);
if ( !formCollection.ContainsKey(form.Name) )
{
formCollection.Add(form.Name, form);
}
}
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.ToString());
Microsoft.ApplicationBlocks.ExceptionManagement.ExceptionManager.Publish(ex);
}
return formCollection;
}
/// <summary>
/// Creates a new FormsEditor.
/// </summary>
/// <param name="forms"> Form collection to load.</param>
/// <param name="sessionData"> ResponseBuffer data.</param>
/// <param name="parserSettings"> Parser Settings.</param>
/// <param name="inspectorConfiguration"> The inspector configuration.</param>
public FormsEditor(HtmlFormTagCollection forms, ResponseBuffer sessionData, HtmlParserProperties parserSettings, InspectorConfiguration inspectorConfiguration)
: this()
{
this.SessionData = sessionData;
this.InspectorConfig = inspectorConfiguration;
// set parser settings
_parserSettings = parserSettings;
// Load tree
LoadFormTree(forms);
}
internal HtmlFormTagCollectionEnumerator(HtmlFormTagCollection enumerable)
{
innerEnumerator = enumerable.InnerHash.GetEnumerator();
}
public HtmlFormTagCollection Clone()
{
HtmlFormTagCollection clone = new HtmlFormTagCollection();
clone.innerHash = (Hashtable) innerHash.Clone();
return clone;
}
public static HtmlFormTagCollection Synchronized(HtmlFormTagCollection nonSync)
{
HtmlFormTagCollection sync = new HtmlFormTagCollection();
sync.innerHash = Hashtable.Synchronized(nonSync.innerHash);
return sync;
}
/// <summary>
/// Validates that the forms has an action attribute available.
/// </summary>
/// <param name="forms"> The HtmlFormTagCollection to validate.</param>
/// <returns> Returns a string with the form that needs to be checked.</returns>
private string ValidateFormsReport(HtmlFormTagCollection forms)
{
StringBuilder report = new StringBuilder();
// print validate forms report for correction
// check each form for correctness
foreach (DictionaryEntry de in forms)
{
HtmlFormTag form = (HtmlFormTag)de.Value;
if ( form.Action.Length == 0 )
{
report.AppendFormat("Form {0} has no Action attribute. Please add value in Editor.",form.Name);
}
}
return report.ToString();
}
/// <summary>
/// Validates that the forms has an action attribute available.
/// </summary>
/// <param name="forms"> The HtmlFormTagCollection to validate.</param>
/// <param name="currentUri"> The current uri of the request.</param>
/// <returns> Returns true if forms are valid, else false.</returns>
private bool ValidateForms(HtmlFormTagCollection forms, Uri currentUri)
{
bool retVal = true;
// check each form for correctness
foreach (DictionaryEntry de in forms)
{
HtmlFormTag form = (HtmlFormTag)de.Value;
if ( form.Action.Length == 0 )
{
form.Action = currentUri.Authority + currentUri.AbsolutePath;
break;
}
}
return retVal;
}
/// <summary>
/// Loads the form editor.
/// </summary>
/// <param name="sender"> The sender object.</param>
/// <param name="e"> The LoadFormsEditorEventArgs.</param>
private void LoadFormsEditor(object sender, LoadFormsEditorEventArgs e)
{
// Add as a pending call if is still loading.
if ( InspectorState == GBInspectorState.Complete )
{
DisplayForms(e.FormCollection, false);
formCollection = null;
}
else
{
formCollection = e.FormCollection;
}
}
/// <summary>
/// Matches the post data to a form in a form collection.
/// </summary>
/// <param name="formCollection"> The form collection.</param>
/// <param name="data"> The post data string.</param>
/// <returns> A HtmlFormTag.</returns>
public HtmlFormTag MatchPostDataToForm(HtmlFormTagCollection formCollection, string data)
{
FormConverter converter = new FormConverter();
PostDataCollection postDataItems = converter.GetPostDataCollection(data);
int matchByFieldName = 0;
HtmlFormTagCollection formMatchByCount = new HtmlFormTagCollection();
#region First Match By Count
foreach (DictionaryEntry de in formCollection)
{
HtmlFormTag form = (HtmlFormTag)de.Value;
// if match count is unique then use that form
if ( postDataItems.Count == form.Count )
{
formMatchByCount.Add(form.Name, form);
}
}
#endregion
HtmlFormTag foundFormTag = null;
if ( formMatchByCount.Count == 0 )
{
#region Then Match by Field Names, select the one with the matching more fields
int weight = 0;
string currentForm = string.Empty;
Hashtable formKeysFound = new Hashtable(formCollection.Count);
foreach ( DictionaryEntry de in formCollection )
{
HtmlFormTag form = (HtmlFormTag)de.Value;
ArrayList keysToMaintain = new ArrayList();
// if match by field name is unique then use that form
for (int i=0;i<postDataItems.Count;i++ )
{
string name = postDataItems.Keys[i];
// all values has to be found, else exit
if ( form.ContainsKey(name) )
{
keysToMaintain.Add(name);
matchByFieldName++;
}
}
// form keys to maintain
formKeysFound.Add(form.Name, keysToMaintain);
// Example: 31 Forms Items, but match only 29 equals 2
if ( matchByFieldName > 0 )
{
if ( (matchByFieldName - form.Count) < weight )
{
weight = matchByFieldName - form.Count;
currentForm = form.Name;
}
matchByFieldName = 0;
}
}
// select form and remove not needed items
foundFormTag = formCollection[currentForm];
if ( foundFormTag != null )
{
ArrayList itemKeys = (ArrayList)formKeysFound[currentForm];
// remove other fields from FormTag
HtmlFormTag clone = foundFormTag.CloneTag();
foundFormTag.Clear();
for (int j=0;j<itemKeys.Count;j++)
{
string itemName = (string)itemKeys[j];
foundFormTag.Add(itemName, clone[itemName]);
}
}
#endregion
}
else
{
#region Then Match by Field Names
foreach ( DictionaryEntry de in formMatchByCount )
{
HtmlFormTag form = (HtmlFormTag)de.Value;
Hashtable formKeysFound = new Hashtable(formCollection.Count);
ArrayList keysToMaintain = new ArrayList();
// if match by field name is unique then use that form
for (int i=0;i<postDataItems.Count;i++ )
{
string name = postDataItems.Keys[i];
// all values has to be found, else exit
if ( form.ContainsKey(name) )
{
keysToMaintain.Add(name);
matchByFieldName++;
}
else
{
matchByFieldName = -1;
break;
}
}
// form keys to maintain
formKeysFound.Add(form.Name, keysToMaintain);
if ( matchByFieldName != -1 )
{
// found, return first occurence no matter what
foundFormTag = form;
ArrayList itemKeys = (ArrayList)formKeysFound[foundFormTag.Name];
// remove other fields from FormTag
HtmlFormTag clone = foundFormTag.CloneTag();
foundFormTag.Clear();
for (int j=0;j<itemKeys.Count;j++)
{
string itemName = (string)itemKeys[j];
foundFormTag.Add(itemName, clone[itemName]);
}
}
}
#endregion
}
return foundFormTag;
}
private void mnuCreateFormFromQueryString_Click(object sender, System.EventArgs e)
{
if ( _currentRequestUri.Query.Length > 0 )
{
HtmlFormTag formTag = CreateFormFromQueryString(_currentRequestUri);
base.WebRequest.Form.ReadHtmlFormTag(formTag);
HtmlFormTagCollection collection = new HtmlFormTagCollection();
collection.Add(formTag.Name, formTag);
LoadFormTree(collection);
}
else
{
MessageBox.Show("No query string found.", AppLocation.ApplicationName, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
/// <summary>
/// Loads the request.
/// </summary>
/// <param name="index"> The current request index.</param>
/// <param name="scripting"> The scripting application.</param>
/// <param name="request"> The current web request.</param>
public override void LoadRequest(int index, ScriptingApplication scripting ,Ecyware.GreenBlue.Engine.Scripting.WebRequest request)
{
base.LoadRequest (index, scripting, request);
try
{
//_httpRequestType = request.RequestType;
_currentRequestUri = new Uri(request.Url);
if ( request.Form.Elements.Length > 0 )
{
HtmlFormTagCollection forms = new HtmlFormTagCollection(1);
_form = request.Form.WriteHtmlFormTag();
forms.Add(request.Form.Name, _form);
// Load tree
LoadFormTree(forms);
}
else
{
DisplayNoDataMessage();
}
}
catch ( Exception ex )
{
MessageBox.Show(ex.ToString(), AppLocation.ApplicationName, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// Loads the forms into the form tree.
/// </summary>
/// <param name="forms"></param>
public void LoadFormTree(HtmlFormTagCollection forms)
{
formEditor.Clear();
foreach (DictionaryEntry de in forms)
{
HtmlFormTag form = (HtmlFormTag)de.Value;
StringBuilder label = new StringBuilder();
// add Form node
label.Append("<form name=");
label.Append((string)de.Key);
label.Append(" method=");
label.Append(form.Method);
label.Append(" action=");
label.Append(form.Action);
if ( form.OnSubmit != null )
{
if ( form.OnSubmit.Length > 0 )
{
label.Append(" onsubmit=");
label.Append(form.OnSubmit);
}
}
label.Append(">");
FormEditorNode formNode = formEditor.AddFormNode(label.ToString(),form);
for (int i=0;i<form.Count;i++)
{
FormEditorNode child = new FormEditorNode();
HtmlTagBaseList controlArray = (HtmlTagBaseList)((DictionaryEntry)form[i]).Value;
foreach (HtmlTagBase tag in controlArray)
{
if (tag is HtmlALinkTag)
{
HtmlALinkTag a=(HtmlALinkTag)tag;
AddALinkNode(formNode, a);
}
if (tag is HtmlInputTag)
{
HtmlInputTag input=(HtmlInputTag)tag;
AddInputNode(formNode,input);
}
if (tag is HtmlButtonTag)
{
HtmlButtonTag button = (HtmlButtonTag)tag;
AddButtonNode(formNode,button);
}
if (tag is HtmlSelectTag)
{
HtmlSelectTag select = (HtmlSelectTag)tag;
AddSelectNode(formNode,select);
}
if (tag is HtmlTextAreaTag)
{
HtmlTextAreaTag textarea=(HtmlTextAreaTag)tag;
AddTextAreaNode(formNode,textarea);
}
}
}
}
formEditor.ExpandAll();
}
/// <summary>
/// Gets the form tag collection.
/// </summary>
/// <returns> A HtmlFormTagCollection.</returns>
public HtmlFormTagCollection GetFormCollection()
{
HtmlFormTagCollection forms = new HtmlFormTagCollection();
foreach (DictionaryEntry de in this)
{
UnitTestItem uti = (UnitTestItem)de.Value;
forms.Add(uti.Form.Name,uti.Form);
}
return forms;
}
// Fires when the browser ActiveX control finishes loading a document
private void OnComplete(IHTMLDocument2 htmlDoc)
{
// Adds some event handlers to the DOM Document
AddEventsToDoc(htmlDoc);
formCollection = HtmlDomTransformation.TransformFormElements(htmlDoc, new Uri(htmlDoc.location.toString()));
// FIX: This might be no longer neccesary because
// it injects code into the document.
//SetFormOnSubmit(htmlDoc);
// check if it is NewWindow
if ( isNewWindow )
{
RequestGetEventArgs args = new RequestGetEventArgs();
args.Url = (string)web.LocationURL;
args.InspectorRequestAction = InspectorAction.WebBrowserGet;
this.StartEvent(this, args);
isNewWindow = false;
}
// raise load links event
if ( LoadLinksEvent != null )
{
LoadLinksEventArgs args = new LoadLinksEventArgs();
args.Frames = HtmlDomTransformation.TransformFrameElements(htmlDoc);
args.Anchors = HtmlDomTransformation.TransformAnchorElements(htmlDoc);
args.Links = HtmlDomTransformation.TransformLinksElements(htmlDoc);
LoadLinksEvent.BeginInvoke(this, args, new AsyncCallback(FireAndForget), null);
}
// raise load forms event
if ( LoadFormsEditorEvent != null )
{
// Transform form elements to HTML DOM Document.
LoadFormsEditorEvent.BeginInvoke(this, new LoadFormsEditorEventArgs(postData, formCollection), new AsyncCallback(FireAndForget),null);
}
// reset
inspectorState = InspectorAction.Idle;
}
public HtmlFormTagCollection(HtmlFormTagCollection original)
{
innerHash = new Hashtable (original.innerHash);
}
/// <summary>
/// Display the form collection in editor.
/// </summary>
/// <param name="forms"></param>
/// <param name="showCreateMessage"></param>
private void DisplayForms(HtmlFormTagCollection forms, bool showCreateMessage)
{
if ( forms.Count > 0 )
{
// Validate Forms
if ( ValidateForms(forms, (Uri)this.CurrentResponseBuffer.ResponseHeaderCollection["Response Uri"]))
{
// Create new FormEditor Window and apply events
formeditor = new FormsEditor(forms, this.CurrentResponseBuffer, this.SnifferProperties, this.InspectorConfig);
formeditor.RequestPostEvent += new Ecyware.GreenBlue.GreenBlueMain.FormsEditor.RequestPostEventHandler(formeditor_RequestPostEvent);
formeditor.ApplyMenuSettingsEvent += new ApplyMenuSettingsEventHandler(formeditor_ApplyMenuSettingsEvent);
formeditor.PluginMenus = this.mnSessionMenus;
Uri url = (Uri)CurrentResponseBuffer.ResponseHeaderCollection["Response Uri"];
RemoveAndAddDocument(formeditor, "Forms Editor", false);
if ( showCreateMessage )
{
string message = "A Forms Editor Tree has been created.";
ChangeStatusBarEventArgs args = new ChangeStatusBarEventArgs(0,message,null);
ChangeStatusBarPanelEvent(this,args);
}
}
else
{
string message = ValidateFormsReport(forms);
ChangeStatusBarEventArgs args = new ChangeStatusBarEventArgs(0,message,null);
ChangeStatusBarPanelEvent(this,args);
}
}
else
{
if ( showCreateMessage )
{
string message = "This page has no forms.";
ChangeStatusBarEventArgs args = new ChangeStatusBarEventArgs(0,message,null);
ChangeStatusBarPanelEvent(this,args);
}
}
}
/// <summary>
/// Creates a new LoadFormsEditorEventArgs.
/// </summary>
/// <param name="postData"> Post data in bytes.</param>
/// <param name="forms"> Form collection.</param>
public LoadFormsEditorEventArgs(byte[] postData, HtmlFormTagCollection forms)
{
this.PostData = postData;
this.FormCollection = forms;
}
/// <summary>
/// Loads the forms into a HtmlFormTagCollection.
/// </summary>
/// <param name="html"> The parsed HTML content.</param>
/// <returns> Returns a HtmlFormTagCollection with the forms contained in the HTML.</returns>
public HtmlFormTagCollection LoadForm(string html)
{
HtmlFormTagCollection forms;
try
{
forms = new HtmlFormTagCollection();
XPathDocument doc;
if ( HasForms(html) )
{
doc = this.DocumentCache;
XPathNavigator nav = doc.CreateNavigator();
#region "Set namespaces"
if ( this.NamespaceCache == null)
{
//create prefix<->namespace mappings (if any)
XmlNamespaceManager nsMgr = new XmlNamespaceManager(nav.NameTable);
// resolve namespaces before loading document
Hashtable values = ResolveNamespaces(new XmlTextReader(new StringReader(html)));
foreach (DictionaryEntry de in values)
{
nsMgr.AddNamespace((string)de.Key,(string)de.Value);
}
this.NamespaceCache = nsMgr;
}
#endregion
int i=0;
XPathExpression expr = nav.Compile("//form");
expr.SetContext(this.NamespaceCache);
// select all form elements
XPathNodeIterator nodes = nav.Select(expr);
#region Build Form Tag
while (nodes.MoveNext())
{
HtmlFormTag f = new HtmlFormTag();
f.FormIndex = i;
f.Id=nodes.Current.GetAttribute("id",nodes.Current.NamespaceURI);
f.Style=nodes.Current.GetAttribute("style",nodes.Current.NamespaceURI);
f.Enctype=nodes.Current.GetAttribute("enctype",nodes.Current.NamespaceURI);
f.Class=nodes.Current.GetAttribute("class",nodes.Current.NamespaceURI);
f.Name=nodes.Current.GetAttribute("name",nodes.Current.NamespaceURI);
f.Action=nodes.Current.GetAttribute("action",nodes.Current.NamespaceURI);
f.Method=nodes.Current.GetAttribute("method",nodes.Current.NamespaceURI);
f.Id=nodes.Current.GetAttribute("id",nodes.Current.NamespaceURI);
f.OnSubmit=nodes.Current.GetAttribute("onsubmit",nodes.Current.NamespaceURI);
if (f.Action.Length == 0 )
{
// add dummy action
f.Action = "dummyAction";
}
if ( f.Method.Length==0 )
{
f.Method="get";
}
if ( f.Id!=String.Empty )
{
f.Name = f.Id;
}
if ( forms.ContainsKey(f.Name) )
{
forms.Add("_" + f.Name,f);
}
else
{
if ( f.Name!=String.Empty )
{
forms.Add(f.Name,f);
}
if (f.Id==String.Empty && f.Name == String.Empty )
{
f.Id = "Form " + i;
f.Name = "Form " + i;
forms.Add(f.Name,f);
}
}
#region " Loop thru descendants from Form"
// Select descendants, childs
XPathNodeIterator items = nodes.Current.SelectDescendants(XPathNodeType.Element,true);
int autoId = 0;
while ( items.MoveNext() )
{
// if exists, add to same HtmlTagBaseList type
// else create new
string name = items.Current.GetAttribute("name",items.Current.NamespaceURI);
string id = items.Current.GetAttribute("id",items.Current.NamespaceURI);
string onclick = items.Current.GetAttribute("onclick",items.Current.NamespaceURI);
if ( onclick == String.Empty )
{
onclick = items.Current.GetAttribute("onClick",items.Current.NamespaceURI);
}
// prioritize name use
// else use id
if ( name == String.Empty )
{
name = id;
// if no id, generate one
if ( name == String.Empty )
{
id = autoId.ToString();
name = id;
}
}
switch ( items.Current.Name )
{
case "div":
if ( onclick != String.Empty )
{
AddCommonTag(f,onclick,id,name);
}
break;
case "span":
if ( onclick != String.Empty )
{
AddCommonTag(f,onclick,id,name);
}
break;
case "a":
HtmlALinkTag a = CreateLinkTag(items.Current);
if ( f.ContainsKey(name) )
{
// just add the value
HtmlTagBaseList array = ((HtmlTagBaseList)f[name]);
array.Add(a);
}
else
{
HtmlTagBaseList list = new HtmlTagBaseList();
list.Add(a);
f.Add("a" + autoId.ToString(),list);
}
break;
case "input":
// if exists, add to same HtmlTagBaseList type
// else create new
// verify by name and type
HtmlInputTag input = FillInputTag(items.Current);
input.Name = name;
if ( f.ContainsKey(name) )
{
// just add the value
HtmlTagBaseList array = ((HtmlTagBaseList)f[name]);
array.Add(input);
}
else
{
HtmlTagBaseList list = new HtmlTagBaseList();
//HtmlInputTag input = FillInputTag(items.Current);
list.Add(input);
f.Add(input.Name,list);
}
break;
case "button":
// if exists, add to same HtmlTagBaseList type
// else create new
// verify by name
HtmlButtonTag button = FillButtonTag(items.Current);
button.Name = name;
if ( f.ContainsKey(name) )
{
// just add the value
HtmlTagBaseList array = ((HtmlTagBaseList)f[name]);
//HtmlButtonTag button = FillButtonTag(items.Current);
array.Add(button);
}
else
{
HtmlTagBaseList buttonList = new HtmlTagBaseList();
buttonList.Add(button);
f.Add(button.Name,buttonList);
}
break;
case "select":
// if exists, add to same HtmlTagBaseList type
// else create new
// verify by name
HtmlSelectTag select = CreateSelectTag(items.Current);
select.Name = name;
if ( f.ContainsKey(name) )
{
HtmlTagBaseList array = ((HtmlTagBaseList)f[name]);
array.Add(select);
}
else
{
HtmlTagBaseList selectList = new HtmlTagBaseList();
//HtmlSelectTag select = FillSelectTag(items.Current);
selectList.Add(select);
f.Add(select.Name,selectList);
}
break;
case "textarea":
// if exists, add to same HtmlTagBaseList type
// else create new
// verify by name
HtmlTextAreaTag textarea = FillTextAreaTag(items.Current);
textarea.Name = name;
if ( f.ContainsKey(name) )
{
HtmlTagBaseList array = ((HtmlTagBaseList)f[name]);
//HtmlTextAreaTag textarea = FillTextAreaTag(items.Current);
array.Add(textarea);
}
else
{
HtmlTagBaseList textAreaList = new HtmlTagBaseList();
textAreaList.Add(textarea);
f.Add(textarea.Name,textAreaList);
}
break;
}
// increase
autoId++;
}
i++;
#endregion
}
#endregion
}
}
catch
{
throw;
}
return forms;
}
