Yeah, that was my old way of doing this thing, but it ties classes too much, so I discarded that code. Thank you, larzeni
> Sent: Saturday, April 28, 2018 at 12:49 AM > From: "pico.dev" <pico....@gmail.com> > To: "Tapestry users" <users@tapestry.apache.org> > Subject: Re: Access request from tml / standard servlet api role support > > Maybe other alternative is create a base page class that has this and > some/all application pages extends > > @Inject > RequestGlobals m_requestGlobals; > > public boolean isUserAdmin() > > El sáb., 28 abr. 2018 a las 0:41, pico.dev (<pico....@gmail.com>) escribió: > > > Hi, > > > > Maybe you can implement a new conditional component that checks the role > > and render or not its body. Something like this: > > > > <t:isUserInRole role="ADMIN"> > > <a t:id="saveButton" type="button" href="#">SAVE DATA</a> > > </t:isuserInRole> > > > > See https://tapestry.apache.org/component-rendering.html > > > > Regards, > > > > El sáb., 28 abr. 2018 a las 0:12, Luca Arzeni (<l.arz...@iname.com>) > > escribió: > > > >> Hi, > >> I'm using tapestry5.4 with java 8. > >> > >> I am using the standard servlet API to check if a user is in role or not, > >> to hide or show buttons, links, and so on. > >> > >> For example, I need to show a button to the user only if the user has > >> been granted a role. > >> > >> My usual way to to this is: > >> > >> 1) create a method in the page, for example: > >> > >> @Inject > >> RequestGlobals m_requestGlobals; > >> > >> public boolean isUserAdmin() { > >> if (m_requestGlobals == null) { > >> return false; > >> } > >> return m_requestGlobals.isUserInRole("ADMIN"); > >> } > >> > >> 2) then, in the tml, check the method using a t:if component, for example: > >> > >> <t:if test="userAdmin"> > >> <a t:id="saveButton" type="button" href="#">SAVE DATA</a> > >> </t:if> > >> > >> This is not so good, since I must reimplement the same method in many > >> pages. > >> > >> Is there any way could I access the requestGlobals directly from tml? > >> > >> My goql would be to write, directly in the tml, something like: > >> > >> > >> <t:if test="request.isuserInRole('ADMIN')"> > >> <a t:id="saveButton" type="button" href="#">SAVE DATA</a> > >> </t:if> > >> > >> > >> Is it possible to do this with tapestry5? > >> > >> Thanks in advance, > >> larzeni > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org > >> For additional commands, e-mail: users-h...@tapestry.apache.org > >> > >> > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org
