1 ;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
2 ;;;; *************************************************************************
3 ;;;; FILE IDENTIFICATION
5 ;;;; Name: downloads.lisp
6 ;;;; Purpose: Generate downloads page
7 ;;;; Programmer: Kevin M. Rosenberg
8 ;;;; Date Started: Aug 2002
12 ;;;; This file, part of LML2, is Copyright (c) 2000-2003 by Kevin Rosenberg.
13 ;;;; Rights of modification and redistribution are in the LICENSE file.
15 ;;;; *************************************************************************
20 (defstruct dl-data base url name indent signed)
22 (defun list-files (files dl-data)
23 "List files in a directory for downloading"
25 (mapcar (lambda (f) (print-file f dl-data)) files))
27 (defun strip-dl-base (file base)
28 (let ((fdir (pathname-directory file))
29 (bdir (pathname-directory base)))
31 :name (pathname-name file)
32 :type (pathname-type file)
34 (when (> (length fdir) (length bdir))
36 (subseq fdir (length bdir) (length fdir)))))))
38 (defun print-file (file dl-data)
40 (modtime (date-string (file-write-date file)))
42 (make-pathname :name (pathname-name file)
43 :type (pathname-type file))))
44 (dl-name (strip-dl-base file (dl-data-base dl-data)))
45 (sig-path (concatenate 'string (namestring file) ".asc")))
46 (when (plusp (length basename))
47 (with-open-file (strm file :direction :input)
48 (setq size (round (/ (file-length strm) 1024))))
49 (lml-format "<a href=\"~A~A\">~A</a>"
50 (dl-data-url dl-data) dl-name basename)
51 (lml-princ "<span class=\"modtime\">")
52 (lml-format " (~A, <b>~:D <span style=\"font-size:90%;\">KB</span></b>)</span>" modtime size)
53 (when (probe-file sig-path)
54 (setf (dl-data-signed dl-data) t)
55 (lml-format " [<a href=\"~A~A.asc\">Signature</a>]"
56 (dl-data-url dl-data) dl-name))
59 (defun display-header (name url)
60 (lml-princ "<h1>Download</h1>")
61 (lml-princ "<div class=\"mainbody\">")
62 (lml-format "<h3>Browse ~A Download Site</h3>" name)
63 (lml-format "<a style=\"padding-left:20pt;\" href=\"~A\">~A</a>" url url))
65 (defun display-footer (dl-data)
66 (when (dl-data-signed dl-data)
67 (lml-princ "<h3>GPG Public Key</h3>")
68 (lml-princ "Use this <a href=\"https://www.b9.com/kevin.gpg.asc\">key</a> to verify file signtatures"))
71 (defun print-sect-title (title dl-data)
72 (lml-format "<h~D>~A</h~D>"
73 (dl-data-indent dl-data) title (dl-data-indent dl-data)))
75 (defun match-base-name? (name base-name)
76 (let ((len-base-name (length base-name)))
77 (when (>= (length name) len-base-name)
78 (string= name base-name :end1 len-base-name :end2 len-base-name))))
80 (defun match-base-name-latest? (name base-name)
81 (let* ((latest (concatenate 'string base-name "-latest"))
82 (len-latest (length latest)))
83 (when (>= (length name) len-latest)
84 (string= name latest :end1 len-latest :end2 len-latest))))
86 (defun filter-against-base (files base-name)
88 (lambda (f) (match-base-name? (pathname-name f) base-name))
91 (defun filter-latest (files base-name)
93 (lambda (f) (match-base-name-latest? (pathname-name f) base-name))
96 (defun sort-pathnames (list)
97 (sort list (lambda (a b) (string< (namestring a) (namestring b)))))
99 (defun display-one-section (title pat dl-data)
100 (let ((files (sort-pathnames
102 (filter-against-base (directory pat) (dl-data-name dl-data))
103 (dl-data-name dl-data)))))
105 (print-sect-title title dl-data)
106 (lml-princ "<div style=\"padding-left: 20pt;\">")
107 (list-files files dl-data)
108 (lml-princ "</div>"))))
110 (defun display-sections (sects dl-data)
112 (let ((title (car sects))
113 (value (cadr sects)))
116 (display-sections sect dl-data))
119 (print-sect-title title dl-data)
120 (incf (dl-data-indent dl-data))
121 (display-sections value dl-data)
122 (decf (dl-data-indent dl-data)))
123 (display-one-section title value dl-data))))))
125 (defun display-page (pkg-name pkg-base dl-base dl-url sects)
126 (let ((dl-data (make-dl-data :indent 3
131 (display-header pkg-name dl-url)
133 (display-sections sect dl-data))
134 (display-footer dl-data)))
136 (defun std-dl-page (pkg-name pkg-base dl-base dl-url)
137 (let ((base (parse-namestring dl-base)))
138 (let ((tgz-path (make-pathname :defaults base :type "gz" :name :wild))
139 (zip-path (make-pathname :defaults base :type "zip" :name :wild))
140 (doc-path (make-pathname :defaults base :type "pdf" :name :wild)))
141 (display-page pkg-name pkg-base dl-base dl-url
142 `(("Manual" ,doc-path)
144 (("Unix (.tar.gz)" ,tgz-path)
145 ("Windows (.zip)" ,zip-path))))))))
147 (defun full-dl-page (pkg-name pkg-base dl-base dl-url)
148 (let ((base (parse-namestring dl-base)))
149 (let ((tgz-path (make-pathname :defaults base :type "gz" :name :wild))
150 (zip-path (make-pathname :defaults base :type "zip" :name :wild))
151 (doc-path (make-pathname :defaults base :type "pdf" :name :wild))
152 (deb-path (merge-pathnames
153 (make-pathname :directory '(:relative "linux-debian")
154 :type :wild :name :wild)
156 (rpm-path (merge-pathnames
157 (make-pathname :directory '(:relative "linux-rpm")
158 :type :wild :name :wild)
160 (w32-path (merge-pathnames
161 (make-pathname :directory '(:relative "win32")
162 :type :wild :name :wild)
164 (display-page pkg-name pkg-base dl-base dl-url
165 `(("Manual" ,doc-path)
167 (("Unix (.tar.gz)" ,tgz-path)
168 ("Windows (.zip)" ,zip-path)))
171 (("Debian Linux" ,deb-path)
172 ("RedHat Linux" ,rpm-path)))
173 ("Windows Binaries" ,w32-path))))))))