From 9c6f714305460e99c681d9b7f368e13bfe49fdd9 Mon Sep 17 00:00:00 2001
From: nixo <nicolo@nixo.xyz>
Date: Mon, 12 Aug 2019 16:42:08 +0200
Subject: website: Provide JSON package list.

* website/apps/packages/builder.scm (package-json-builder): New
procedure.
(builder): Use it.

Co-authored-by: Ricardo Wurmus <rekado@elephly.net>
Signed-off-by: Ricardo Wurmus <rekado@elephly.net>
---
 website/apps/packages/builder.scm | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/website/apps/packages/builder.scm b/website/apps/packages/builder.scm
index 40a54f9..00e177c 100644
--- a/website/apps/packages/builder.scm
+++ b/website/apps/packages/builder.scm
@@ -1,6 +1,7 @@
 ;;; GNU Guix web site
 ;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2019 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2019 Nicolò Balzarotti <nicolo@nixo.xyz>
 ;;;
 ;;; Initially written by sirgazil
 ;;; who waives all copyright interest on this file.
@@ -36,6 +37,8 @@
   #:use-module (haunt page)
   #:use-module (haunt utils)
   #:use-module (srfi srfi-1)
+  #:use-module (guix packages)
+  #:use-module (json)
   #:export (builder))
 
 
@@ -62,6 +65,7 @@
   (flatten
    (list
     (index-builder)
+    (packages-json-builder)
     (packages-builder)
     (package-list-builder))))
 
@@ -75,6 +79,18 @@
   ;; Maximum number of packages shown on /packages.
   30)
 
+(define (packages-json-builder)
+  "Return a JSON page listing all packages."
+  (define (package->json package)
+    `(("name"     . ,(package-name package))
+      ("version"  . ,(package-version package))
+      ("synopsis" . ,(package-synopsis package))
+      ("homepage" . ,(package-home-page package))))
+  (make-page "packages.json"
+	         (list->vector (map package->json (all-packages)))
+             (lambda args
+               (apply scm->json (append args '(#:pretty #t))))))
+
 (define (index-builder)
   "Return a Haunt page listing some random packages."
   (define (sample n from)
-- 
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