windows-nt/Source/XPSP1/NT/net/tapi/skywalker/tapi3/tapiobjectsafety.h

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2020-09-26 03:20:57 -05:00
#ifndef _TAPI_OBJECT_SAFETY_
#define _TAPI_OBJECT_SAFETY_
#include "PromptedObjectSafety.h"
#include "ScrpScrtDlg.h"
#include "ObjectWithSite.h"
/*++
Copyright (c) 1999 Microsoft Corporation
Module Name:
TAPIObjectSafety.h
Abstract:
Implements IObjectSafety and IObjectWithSite
Manages decision logic of whether tapi functionality should be allowed on
the current page. Checks persistent settings for this page and prompts with
a dialog if necessary.
Objects that need this protection (CTTAPI, CRequest) derive from this
class.
--*/
static const TCHAR gszCookieName[] = _T("TAPI");
class CTAPIObjectSafety : public CPromptedObjectSafety, public CObjectWithSite
{
public:
DECLARE_TRACELOG_CLASS(CTAPIObjectSafety)
//
// call CObjectWithSite's constructor and pass in the cookie name
//
CTAPIObjectSafety()
:CObjectWithSite(gszCookieName)
{
}
//
// implementing CPromptedObjectSafety's pure virtual method
// if the page is not in the safe list, and this is the first
// time we are asking, prompt the user. act accordingly.
// if the user chooses, mark the page safe for scripting (persistently)
//
virtual BOOL Ask()
{
//
// if the object does not have a site pointer. we should not consider
// it to be safe. Do not prompt the user
//
if ( !HaveSite() )
{
return FALSE;
}
EnValidation enCurrentValidation = GetValidation();
//
// if the page has not been validated, try to validate it.
//
if (UNVALIDATED == enCurrentValidation)
{
CScriptSecurityDialog *pDialog = new CScriptSecurityDialog;
//
// if succeeded displaying the dialog
// validate the page based on user's input
//
if ( NULL != pDialog )
{
switch (pDialog->DoModalWithText(IDS_TAPI_SEC_PROMPT))
{
case ID_YES:
Validate(VALIDATED_SAFE);
break;
case ID_NO:
Validate(VALIDATED_UNSAFE);
break;
case ID_YES_DONT_ASK_AGAIN:
Validate(VALIDATED_SAFE_PERMANENT);
break;
default:
break;
}
delete pDialog;
//
// get the new validation.
//
enCurrentValidation = GetValidation();
} // if (NULL != pDialog)
}
//
// by now we either got the validation data or validation did not change
//
// return true if the page is validated as safe
//
return (VALIDATED_SAFE == enCurrentValidation);
}
};
#endif // _TAPI_OBJECT_SAFETY_