Commit 8a7fb93d authored by Ludovic Courtès's avatar Ludovic Courtès

build: Add the 'full-width' class to <img> tags.

* haunt.scm (post-sxml*): New procedure.
(summarize-post): Use it.
(post->sxml)[post-body*]: Use it.
parent 77f44064
......@@ -24,8 +24,24 @@
(define %web-site-title
"Guix-HPC — Reproducible software deployment for high-performance computing")
(define (post-sxml* post)
"Add the 'full-width' class attribute to all 'img' tags of POST so that
they get properly displayed in blog articles."
(let loop ((sxml (post-sxml post)))
(match sxml
(('img ('@ attributes ...) rest ...)
`(img (@ (class "full-width") ,@attributes)
(((? symbol? tag) ('@ attributes ...) rest ...)
`(,tag (@ ,@attributes) ,@(map loop rest)))
(((? symbol? tag) rest ...)
`(,tag ,@(map loop rest)))
((lst ...)
(map loop lst))
(x x))))
(define (summarize-post post uri)
(match (post-sxml post)
(match (post-sxml* post)
((('p paragraph ...) _ ...)
`((p ,@paragraph)
(p (a (@ (href ,uri)) "Continue reading…"))))
......@@ -37,7 +53,7 @@
(define post-body*
(if summarize?
(cut summarize-post <> post-uri)
`(div (@ (class "post"))
(h1 (@ (class "title"))
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