File: apache-dir.lisp

package info (click to toggle)
cl-lml2 1.6.6-4.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, sid
  • size: 184 kB
  • sloc: lisp: 1,316; makefile: 39
file content (197 lines) | stat: -rw-r--r-- 7,053 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
;;;; Name:          lml2.asd
;;;; Purpose:       ASDF definition file for Lisp Markup Language Version 2
;;;; Programmer:    Kevin M. Rosenberg
;;;; Date Started:  Aug 2002
;;;;
;;;; $Id: lml2.asd 7061 2003-09-07 06:34:45Z kevin $
;;;;
;;;; This file, part of LML2, is Copyright (c) 2002 by Kevin M. Rosenberg
;;;;
;;;; LML2 users are granted the rights to distribute and use this software
;;;; as governed by the terms of the GNU General Public License v2
;;;; (http://www.gnu.org/licenses/gpl.html)
;;;; *************************************************************************

(in-package #:lml2)

(defparameter *apache-name-width* 24)

(defun write-name-trailing-spaces (stream name)
  (let* ((spaces (- *apache-name-width* (length name))))
    (when (plusp spaces)
      (print-n-chars #\space spaces stream))))

(defun write-name-link (stream link name)
  (html-stream
   stream
   ((:a :href link) (:princ (string-maybe-shorten name *apache-name-width*))))
  (write-name-trailing-spaces stream name))

(defun universal-time-to-apache-date (utime)
  (multiple-value-bind
        (second minute hour day-of-month month year day-of-week daylight-p zone)
      (decode-universal-time utime)
    (declare (ignore second day-of-week daylight-p zone))
    (format nil
            (formatter "~2,'0D-~3/kmrcl::monthname/-~4,'0D ~2,'0D:~2,'0D")
            day-of-month month year hour minute)))

(defun sort-dir-entries (entries sort-field direct)
  (case sort-field
    (:name
     (sort entries
           (lambda (a b)
             (funcall (if (eq direct :asc) #'string-lessp #'string-greaterp)
                      (aif (third a) it "")
                      (aif (third b) it "")))))
    (:modified
     (sort entries
           (lambda (a b)
             (funcall (if (eq direct :asc) #'< #'>)
                      (aif (fourth a) it 0)
                      (aif (fourth b) it 0)))))
    (:size
     (sort entries
           (lambda (a b)
             (funcall (if (eq direct :asc) #'< #'>)
                      (aif (fifth a) it 0)
                      (aif (fifth b) it 0)))))
    (:description
     (sort entries
           (lambda (a b)
             (funcall (if (eq direct :asc) #'string-lessp #'string-greaterp)
                      (aif (sixth a) it "")
                      (aif (sixth b) it "")))))
    (t
     entries)))

(defun write-html-apache-directory (stream title entries this-url &key parent address query-string
                                    icon-base)
  (let* ((query (when query-string (split-uri-query-string query-string)))
         (sort-field (if query
                         (cond
                           ((string-equal (caar query) "N") :name)
                           ((string-equal (caar query) "M") :modified)
                           ((string-equal (caar query) "S") :size)
                           ((string-equal (caar query) "D") :description)
                           (t :name))
                         :name))
         (dir (cond
                ((and query (string-equal (cdr (first query)) "D") :desc))
                (t :asc))))
    (setq entries (sort-dir-entries entries sort-field dir))

    (html-stream
     stream
     "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0 Transitional//EN\" \"http://www.w3.org/TR/REC-html40/loose.dtd\">"
     :newline
     (:html
      :newline
      (:head
       :newline
       (:title (:princ title)))
      :newline
      ((:body :bgcolor "#FFFFFF" :text "#000000")
       :newline
       (:table
        (:tr
         ((:td :bgcolor "#FFFFFF" :class "title")
          ((:font :size "+3" :face "Hevetica,Arial,sans-serif")
           (:b (:princ title))))))
       :newline
       (:pre
        (when icon-base
          (html-stream
           stream
           ((:img :border "0"
                  :src (format nil "~Ablank.png" icon-base)
                  :alt "     "))))
        " "
        ((:a :href (format nil "~A?N=~A" this-url
                           (if (and (eq sort-field :name) (eq dir :asc))
                               "D" "A")))
         "Name")
        (:princ (format nil "~20A" ""))
        " "
        ((:a :href (format nil "~A?M=~A" this-url
                           (if (and (eq sort-field :modified) (eq dir :asc))
                               "D" "A")))
         "Last modified")
        "      "
        ((:a :href (format nil "~A?S=~A" this-url
                           (if (and (eq sort-field :size) (eq dir :asc))
                               "D" "A")))
         "Size")
        "   "
        ((:a :href (format nil "~A?D=~A" this-url
                           (if (and (eq sort-field :description) (eq dir :asc))
                               "D" "A")))
         "Description")
        :newline
        (:princ "<hr noshade align=\"left\" width=\"80%\">")
        :newline
        (when parent
          (html-stream
           stream
           (when icon-base
             (html-stream
              stream
              ((:img :border "0"
                     :src (format nil "~Aback.png" icon-base)
                     :alt "[DIR]"))))
           " "
           (write-name-link stream (first parent) (second parent))
           " "
           (print-n-chars #\space 17 stream)
           "     -"
           :newline))
        (dolist (entry entries)
          (html-stream
           stream
           (when icon-base
             (html-stream
              stream
              ((:img :border "0"
                     :src
                     (case (car entry)
                       (:dir (format nil "~Afolder.png" icon-base))
                       (:text (format nil "~Atext.png" icon-base))
                       (t (format nil "~Af.png" icon-base)))
                     :alt
                     (case (car entry)
                       (:dir "[DIR]")
                       (:text "[TXT]")
                       (t "[FIL]"))))))
           " "
           (write-name-link stream (second entry) (third entry))
           " "
           (:princ (universal-time-to-apache-date (fourth entry)))
           (:princ
            (cond
              ((or (eq :dir (first entry))
                   (null (fifth entry)))
               "     -")
              ((< (fifth entry) (* 1024 1024))
               (format nil "~5,' Dk" (round (fifth entry) 1024)))
              ((< (fifth entry) (* 1024 1024 1024))
               (format nil "~5,' Dm" (round (fifth entry) (* 1024 1024))))
              (t
               (format nil "~5,' Dg" (round (fifth entry) (* 1024 1024 1024))))
              ))
           " "
           (:princ
            (if (sixth entry)
                (sixth entry)
                ""))
           :newline)))
       (:princ "<hr noshade align=\"left\" width=\"80%\">")
       :newline
       (when address
         (html-stream
          stream
          (:address address))))))))