From: Javier Sancho <jsf@jsancho.org>
Date: Wed, 28 Feb 2018 11:29:14 +0000 (+0100)
Subject: Merge branch 'master' into spanish
X-Git-Url: https://git.jsancho.org/?p=blog.git;a=commitdiff_plain;h=ae8a981f0444272331857bafdc18da0c49deedb5;hp=48bc31e7d6e4770020ede089d8851a0178cdea9d

Merge branch 'master' into spanish
---

diff --git a/haunt.scm b/haunt.scm
index 5003a42..da6bb84 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)