;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*- ;;;; ************************************************************************* ;;;; FILE IDENTIFICATION ;;;; ;;;; Name: downloads.lisp ;;;; Purpose: Generate downloads page ;;;; Programmer: Kevin M. Rosenberg ;;;; Date Started: Aug 2002 ;;;; ;;;; $Id$ ;;;; ;;;; This file, part of LML2, is Copyright (c) 2000-2003 by Kevin Rosenberg. ;;;; Rights of modification and redistribution are in the LICENSE file. ;;;; ;;;; ************************************************************************* (in-package #:lml2) (defstruct dl-data base url name indent signed) (defun list-files (files dl-data) "List files in a directory for downloading" ;;files.sort() (mapcar (lambda (f) (print-file f dl-data)) files)) (defun strip-dl-base (file base) (let ((fdir (pathname-directory file)) (bdir (pathname-directory base))) (make-pathname :name (pathname-name file) :type (pathname-type file) :directory (when (> (length fdir) (length bdir)) (append '(:absolute) (subseq fdir (length bdir) (length fdir))))))) (defun print-file (file dl-data) (let ((size 0) (modtime (date-string (file-write-date file))) (basename (namestring (make-pathname :name (pathname-name file) :type (pathname-type file)))) (dl-name (strip-dl-base file (dl-data-base dl-data))) (sig-path (concatenate 'string (namestring file) ".asc"))) (when (plusp (length basename)) (with-open-file (strm file :direction :input) (setq size (round (/ (file-length strm) 1024)))) (lml-format "~A" (dl-data-url dl-data) dl-name basename) (lml-princ "") (lml-format " (~A, ~:D KB)" modtime size) (when (probe-file sig-path) (setf (dl-data-signed dl-data) t) (lml-format " [Signature]" (dl-data-url dl-data) dl-name)) (html :br)))) (defun display-header (name url) (lml-princ "

Download

") (lml-princ "
") (lml-format "

Browse ~A Download Site

" name) (let ((*print-circle* nil)) (lml-format "~A" url url))) (defun display-footer (dl-data) (when (dl-data-signed dl-data) (lml-princ "

GPG Public Key

") (lml-princ "Use this key to verify file signtatures")) (lml-princ "
")) (defun print-sect-title (title dl-data) (lml-format "~A" (dl-data-indent dl-data) title (dl-data-indent dl-data))) (defun match-base-name? (name base-name) (let ((len-base-name (length base-name))) (when (>= (length name) len-base-name) (string= name base-name :end1 len-base-name :end2 len-base-name)))) (defun match-base-name-latest? (name base-name) (let* ((latest (concatenate 'string base-name "-latest")) (len-latest (length latest))) (when (>= (length name) len-latest) (string= name latest :end1 len-latest :end2 len-latest)))) (defun filter-against-base (files base-name) (delete-if-not (lambda (f) (match-base-name? (pathname-name f) base-name)) files)) (defun filter-latest (files base-name) (delete-if (lambda (f) (match-base-name-latest? (pathname-name f) base-name)) files)) (defun sort-pathnames (list) (sort list (lambda (a b) (string< (namestring a) (namestring b))))) (defun display-one-section (title pat dl-data) (let ((files (sort-pathnames (filter-latest (filter-against-base (directory pat) (dl-data-name dl-data)) (dl-data-name dl-data))))) (when files (print-sect-title title dl-data) (lml-princ "
") (list-files files dl-data) (lml-princ "
")))) (defun display-sections (sects dl-data) (when sects (let ((title (car sects)) (value (cadr sects))) (if (consp title) (dolist (sect sects) (display-sections sect dl-data)) (if (consp value) (progn (print-sect-title title dl-data) (incf (dl-data-indent dl-data)) (display-sections value dl-data) (decf (dl-data-indent dl-data))) (display-one-section title value dl-data)))))) (defun display-page (pkg-name pkg-base dl-base dl-url sects) (let ((dl-data (make-dl-data :indent 3 :base dl-base :url dl-url :name pkg-base :signed nil))) (display-header pkg-name dl-url) (dolist (sect sects) (display-sections sect dl-data)) (display-footer dl-data))) (defun std-dl-page (pkg-name pkg-base dl-base dl-url) (let ((base (parse-namestring dl-base))) (let ((tgz-path (make-pathname :defaults base :type "gz" :name :wild)) (zip-path (make-pathname :defaults base :type "zip" :name :wild)) (doc-path (make-pathname :defaults base :type "pdf" :name :wild))) (display-page pkg-name pkg-base dl-base dl-url `(("Manual" ,doc-path) ("Source Code" (("Unix (.tar.gz)" ,tgz-path) ("Windows (.zip)" ,zip-path)))))))) (defun full-dl-page (pkg-name pkg-base dl-base dl-url) (let ((base (parse-namestring dl-base))) (let ((tgz-path (make-pathname :defaults base :type "gz" :name :wild)) (zip-path (make-pathname :defaults base :type "zip" :name :wild)) (doc-path (make-pathname :defaults base :type "pdf" :name :wild)) (deb-path (merge-pathnames (make-pathname :directory '(:relative "linux-debian") :type :wild :name :wild) base)) (rpm-path (merge-pathnames (make-pathname :directory '(:relative "linux-rpm") :type :wild :name :wild) base)) (w32-path (merge-pathnames (make-pathname :directory '(:relative "win32") :type :wild :name :wild) base))) (display-page pkg-name pkg-base dl-base dl-url `(("Manual" ,doc-path) ("Source Code" (("Unix (.tar.gz)" ,tgz-path) ("Windows (.zip)" ,zip-path))) ("Binaries" (("Linux Binaries" (("Debian Linux" ,deb-path) ("RedHat Linux" ,rpm-path))) ("Windows Binaries" ,w32-path))))))))