/**
* @param level Document protecton level
* @param pwd Document password - clear text
* @since 2.1.1
* @author Howard Shank ([email protected])
*/
public bool SetProtection(int level, String pwd)
{
bool result = false;
if (this.protectionHash == null)
{
if (!SetProtectionLevel(level))
{
result = false;
}
else
{
protectionHash = RtfProtection.GenerateHash(pwd);
result = true;
}
}
else
{
if (this.protectionHash.Equals(RtfProtection.GenerateHash(pwd)))
{
if (!SetProtectionLevel(level))
{
result = false;
}
else
{
protectionHash = RtfProtection.GenerateHash(pwd);
result = true;
}
}
}
return(result);
}
/**
* @param oldPwd Old password - clear text
* @param newPwd New password - clear text
* @return true if password set, false if password not set
* @since 2.1.1
* @author Howard Shank ([email protected])
*/
public bool SetNewPassword(String oldPwd, String newPwd)
{
bool result = false;
if (this.protectionHash.Equals(RtfProtection.GenerateHash(oldPwd)))
{
this.protectionHash = RtfProtection.GenerateHash(newPwd);
result = true;
}
return(result);
}
/**
* @param pwd Document password - clear text
* @return true if document unprotected, false if protection is not removed.
* @since 2.1.1
* @author Howard Shank ([email protected])
*/
public bool UnprotectDocument(String pwd)
{
bool result = false;
if (this.protectionHash.Equals(RtfProtection.GenerateHash(pwd)))
{
this.protectionLevel = RtfProtection.LEVEL_NONE;
this.protectionHash = null;
result = true;
}
return(result);
}
