thanks very much,
I would not be able to do find it and to do that I didn´t know until now that Atom feeds are different to RSS feeds. it worked, fantastic Gottfried tpeplt <[email protected]> writes: > Gfp <[email protected]> writes: > >> I wanted to create a new rss group >> >> https://planet.guix.gnu.org/ >> >> and I added that on gwene. >> >> This group name is already in use for >> https://planet.guix.gnu.org/atom.xml. >> >> but in gnus >> foreign groups >> rss group >> >> it does not allow me to add this group >> >> „wrong type argument listp, html“ >> >> what does that mean? >> > > 1. Restating the problem, after starting gnus, select from the menu: > Groups -> Foreign groups -> Make an RSS group > > or, from the keyboard, type > G R > > At the prompt "URL to Search for RSS: ", type > > https://planet.guix.gnu.org > > followed by RET (the Return/Enter key). The error message > displayed is: > > Wrong type argument: listp, html > > This is because the URL did not contain the trailing text > "atom.xml". > > If we type G R a second time and add "atom.xml" to the URL: > > https://planet.guix.gnu.org/atom.xml > > then Emacs responds with: > > No feeds found for https://planet.guix.gnu.org/atom.xml > > So, Gnus does not recognize the URL as an RSS feed. > > 2. Check to see whether your URL is a valid RSS feed using: > > https://www.rssboard.org/rss-validator/ > > When https://planet.guix.gnu.org/atom.xml is entered into > the RSS validator tool, it reports: > > "This is a valid Atom 1.0 feed." > > It is not an RSS feed, but it is an Atom feed. So, you > will need to use Gnus support for Atom feeds instead of its > support for RSS feeds. Evaluate the following expression in > Emacs in order to read the Gnus manual section on reading an > Atom feed: > > (info "(gnus) Atom") > > Using the instructions there, we have the following steps > to read an Atom feed: > > a. M-x gnus > b. In the *Group* buffer, type B to invoke the command > ‘gnus-group-browse-foreign-server’. > c. At the prompt > Which back end: nntp > delete ‘nntp’ and enter ‘nnatom’ > d. At the prompt > Address: > enter the URL, but without "http://"; or "https://": > Address: planet.guix.gnu.org/atom.xml > Emacs responds with three messages: > Contacting host: planet.guix.gnu.org:443 > Reading active file...done > Connecting to planet.guix.gnu.org/atom.xml...done > e. Emacs displays a buffer with the following name: > *Gnus Browse Server* {nnatom:planet.guix.gnu.org/atom.xml} > In this buffer is a single line with the text: > U 199: Planet Guixp > f. To subscribe to this new group: > menu -> Browse -> Toggle Subscribe > or type u > The next time you start Gnus, the > planet.guix.org/atom.xml group should be included in your > *Group* buffer > g. Press RET (Enter or Return key) to view the messages > in this new group. > > 3. Extra information about RSS groups. > > Evaluate the following expression in Emacs to read about > RSS: > > (info "(gnus) RSS") > > This section contains the following example of an RSS > feed: > > https://cliki.net/site/recent-changes > > When this URL is entered into the RSS validator tool: > > https://www.rssboard.org/rss-validator/ > > then the tool reports: > > "This feed does not validate." > > followed by several descriptive error messages. So the > example in the Gnus manual is neither a valid RSS feed > nor a valid Atom feed.
