From: Javier Sancho <jsf@jsancho.org>
Date: Wed, 28 Feb 2018 11:29:31 +0000 (+0100)
Subject: Merge branch 'master' into english
X-Git-Url: https://git.jsancho.org/?p=blog.git;a=commitdiff_plain;h=222184207ce31c9588c7c3cd5533469ae13a74ec;hp=871680aeaace3977f22a937446bd17db6dd50432

Merge branch 'master' into english
---

diff --git a/haunt.scm b/haunt.scm
index 0a6fa50..8924dd6 100644
--- a/haunt.scm
+++ b/haunt.scm
@@ -90,10 +90,16 @@
                             (site-post-slug site post) ".html"))
 
 	   (define (get-paragraphs sxml count)
-	     (let ((pars (filter
-			  (lambda (e) (and (pair? e) (eq? (car e) 'p)))
-			  sxml)))
-	       (list-head pars (min count (length pars)))))
+             (define (getp sxml count res)
+               (cond ((or (= count 0) (null? sxml))
+                      res)
+                     ((and (pair? (car sxml)) (eq? (caar sxml) 'p))
+                      (getp (cdr sxml) (- count 1) (cons (car sxml) res)))
+                     ((and (pair? (car sxml)) (eq? (caar sxml) 'a))
+                      (getp (cdr sxml) count (cons (car sxml) res)))
+                     (else
+                      (getp (cdr sxml) count res))))
+             (reverse (getp sxml count '())))
 		     
            (define (post-summary post)
              (or (post-ref post 'summary)