From 864ff90859459615872d3d3b5e1574ac08c3839a Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Wed, 26 Oct 2016 22:51:05 +0200 Subject: website: main-page: Show posts provided by Haunt. * website/www.scm (%atom-url, fetch-news, ) (news-items, news-entry->sxml): Remove. (post->summary-sxml): New procedure. (main-page): Add 'site' and 'posts' parameters. Use them to create the "news-box". * website/haunt.scm : Add separate builder for guix.html. --- website/haunt.scm | 19 +++++++++---- website/www.scm | 84 ++++++++++++------------------------------------------- 2 files changed, 31 insertions(+), 72 deletions(-) diff --git a/website/haunt.scm b/website/haunt.scm index 7e694d2..761d488 100644 --- a/website/haunt.scm +++ b/website/haunt.scm @@ -28,6 +28,7 @@ (haunt builder blog) (haunt builder atom) (ice-9 match) + (srfi srfi-1) (www) (www utils) (www news)) @@ -71,12 +72,18 @@ (email . "guix-devel@gnu.org")) #:readers (list sxml-reader) #:builders - `(,@(map (match-lambda - ((file-name contents) - (lambda (site posts) - (with-url-parameters - (make-page file-name (contents) sxml->html))))) - %web-pages) + `(,(lambda (site posts) ;the main page + (with-url-parameters + (make-page "guix.html" (main-page site posts) + sxml->html))) + ,@(filter-map (match-lambda + (("guix.html" _) ;handled above + #f) + ((file-name contents) + (lambda (site posts) + (with-url-parameters + (make-page file-name (contents) sxml->html))))) + %web-pages) ,(blog #:theme (parameterized-theme %news-haunt-theme) #:prefix "news") ,(atom-feed #:file-name "news/feed.xml" diff --git a/website/www.scm b/website/www.scm index 01e6a93..459629f 100644 --- a/website/www.scm +++ b/website/www.scm @@ -22,16 +22,15 @@ (define-module (www) #:use-module (www utils) #:use-module (www shared) - #:use-module (www packages) #:use-module (www download) #:use-module (www donate) #:use-module (www about) #:use-module (www contribute) #:use-module (www help) #:use-module (www security) + #:use-module (www news) + #:use-module (haunt post) #:use-module (sxml simple) - #:use-module (sxml match) - #:use-module (web client) #:use-module (srfi srfi-1) #:use-module (srfi srfi-9) #:use-module (srfi srfi-19) @@ -43,56 +42,6 @@ export-web-page export-web-site)) -(define %atom-url - ;; The web site's news feed. - "http://savannah.gnu.org/news/atom.php?group=guix") - -(define (fetch-news) - "Return the SXML tree of the Atom news feed." - (call-with-values - (lambda () - (http-get %atom-url)) - (lambda (response contents) - (call-with-input-string contents - (lambda (port) - (xml->sxml port - #:namespaces '((atom . "http://www.w3.org/2005/Atom") - (xhtml . "http://www.w3.org/1999/xhtml")) - #:trim-whitespace? #t)))))) - -(define-record-type - (news-entry url title date author content) - news-entry? - (url news-entry-url) ;string - (title news-entry-title) ;string - (date news-entry-date) ;SRFI-19 date - (author news-entry-author) ;sxml - (content news-entry-content)) ;sxml - -(define (news-items) - "Return the list of taken from the web site's RSS feed." - (sxml-match (fetch-news) - ((*TOP* (*PI* ,pi ...) - (atom:feed - (atom:id ,feed-id) - (atom:link) - (atom:title ,feed-title) - (atom:updated ,feed-updated) - (atom:entry - (atom:id ,id) - (atom:link (@ (href ,link))) - (atom:title ,title) - (atom:updated ,updated) - (atom:author (atom:name ,author)) - (atom:content ,content) - ,rest ...) - ... - )) - (map news-entry - link title - (map (cut string->date <> "~Y-~m-~d") updated) - author content)))) - (define %video-url ;; Note: No "http:" so that people viewing the parent page via HTTPS get ;; the video via HTTPS as well (otherwise some browsers complain.) @@ -120,15 +69,16 @@ character." (let ((space (string-index str #\space n))) (string-take str (or space n))))) -(define (news-entry->sxml entry) - "Return the an SXML tree representing ENTRY, a ." - `(a (@ (href ,(news-entry-url entry)) +(define (post->summary-sxml post url) + "Return the an SXML tree representing POST, a Haunt blog post, with a link +to URL." + `(a (@ (href ,url) (class "news-entry")) - (h4 ,(news-entry-title entry)) + (h4 ,(post-ref post 'title)) (p (@ (class "news-date")) - ,(date->string (news-entry-date entry) "~B ~e, ~Y")) + ,(date->string (post-date post) "~B ~e, ~Y")) (p (@ (class "news-summary")) - ,(summarize-string (sxml->string* (news-entry-content entry)) + ,(summarize-string (sxml->string* (post-sxml post)) 170) "…"))) @@ -141,7 +91,9 @@ character." (class "screenshot-thumb") (alt ,alt))))) -(define (main-page) +(define* (main-page #:optional site (posts '())) + "Produce the main page showing a subset of POSTS, a list of Haunt blog +posts." `(html (@ (lang "en")) ,(html-page-header "GNU's advanced distro and transactional package manager" @@ -260,8 +212,12 @@ packaging API. ") (div (@ (id "news-box")) (h2 "News") - ,@(map news-entry->sxml (take (news-items) 3)) - (p (a (@ (href "https://savannah.gnu.org/news/?group=guix") + ,@(map (lambda (post) + (post->summary-sxml post + (post-url post site))) + (take (posts/reverse-chronological posts) + (min 3 (length posts)))) + (p (a (@ (href ,(base-url "news")) (class "hlink-more-dark")) "More news"))) @@ -368,7 +324,3 @@ Distribution.") file-name-separator-string filename)))) %web-pages)) - -;; Local Variables: -;; eval: (put 'sxml-match 'scheme-indent-function 1) -;; End: -- cgit v1.2.3