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-rw-r--r--cgi-bin/nea.cgi.in534
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diff --git a/cgi-bin/nea.cgi.in b/cgi-bin/nea.cgi.in
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--- a/cgi-bin/nea.cgi.in
+++ /dev/null
@@ -1,534 +0,0 @@
-#! =GUILE_BINDIR=/guile -s
-=AUTOGENERATED=
-!#
-;;;; News page for Ellinika
-;;;; Copyright (C) 2004, 2005, 2006 Sergey Poznyakoff
-;;;;
-;;;; This program is free software; you can redistribute it and/or modify
-;;;; it under the terms of the GNU General Public License as published by
-;;;; the Free Software Foundation; either version 2 of the License, or
-;;;; (at your option) any later version.
-;;;;
-;;;; This program is distributed in the hope that it will be useful,
-;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;;;; GNU General Public License for more details.
-;;;;
-;;;; You should have received a copy of the GNU General Public License
-;;;; along with this program; if not, write to the Free Software
-;;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-;;;;
-
-;;; Tailor this statement to your needs if necessary.
-;=GUILE_COMMENT=;(set! %load-path (cons "=GUILE_SITE=" %load-path))
-
-(use-modules (www cgi)
- (gamma sql)
- (gamma gettext)
- (xmltools dict)
- (ellinika xlat)
- (ellinika cgi))
-(cgi:init)
-
-(define tmpl (if (and monima-nea-template-file-name
- (cgi:value "timestamp"))
- monima-nea-template-file-name
- nea-template-file-name))
-
-(ellinika-cgi-init tmpl)
-
-(define conn #f)
-(define article #f)
-(define accepted-lang (map
- (lambda (s)
- (cond
- ((string-split s #\;) =>
- (lambda (l)
- (car l)))
- (else
- s)))
- (string-split (or
- (getenv "HTTP_ACCEPT_LANGUAGE")
- "")
- #\,)))
-
-(define nea-max-rows 20) ;; FIXME: Move to the config
-
-(define (permalink tag timestamp)
- (display (string-append "<" tag " class=\"permalink\">"))
- (display "<a href=\"")
- (display (make-cgi-name nea-cgi-path "timestamp" timestamp))
- (display "\">[permanent link]</a>")
- (display (string-append "</" tag ">")))
-
-(define (sql-error-handler err descr)
- (format #t "<h1 class=\"error\">~A</h1>\n"
- (_ "ΣΦΆΛΜΑ: σύνδεση με την βάση δεδομένων απέτυχε."))
- (with-output-to-port
- (current-error-port)
- (lambda ()
- (display err)
- (display ": ")
- (display descr))))
-
-(defmacro catch-sql (expr)
- `(catch 'gsql-error
- (lambda () ,expr)
- (lambda (key err descr)
- (sql-error-handler err descr))))
-
-(defmacro assert-article (. expr)
- `(if article
- (cond
- ((null? article)
- (format #t "<h1 class=\"error\">~A</h1>\n"
- (_ "Κάμια καταχώρηση")))
- (else
- ,@expr))))
-
-(define (make-sql-list input-list)
- (let loop ((str "")
- (input-list input-list))
- (if (null? input-list)
- (string-append "(" str ")")
- (loop (string-append str
- (if (string-null? str) "'" ",'")
- (car input-list) "'")
- (cdr input-list)))))
-
-(define (get-sql-lang conn ident langlist)
- (let ((res (map car (sql-query conn
- (string-append
- "SELECT lang "
- "FROM newsart "
- "WHERE ident=" ident " "
- "AND lang in " (make-sql-list langlist))))))
- (cond
- ((null? res)
- #f)
- (else
- (call-with-current-continuation
- (lambda (return)
- (for-each
- (lambda (elt)
- (if (member elt res)
- (return elt)))
- langlist)))))))
-
-(define (make-my-lang-list)
- (map language-code (cons target-language
- accepted-lang)))
-
-
-(define (collect-entries from fwd)
- (let loop ((start from)
- (result '()))
- (cond
- ((not fwd)
- (set! start (- start nea-max-rows))
- (if (< start 0)
- (set! start 0))))
- (call-with-current-continuation
- (lambda (return)
- (let ((tuples (sql-query
- conn
- (format #f
- "SELECT date,ident FROM news ORDER BY 1 DESC LIMIT ~A,~A"
- start nea-max-rows))))
- (cond
- ((null? tuples)
- (cons start (if fwd (reverse result) result)))
- (else
- (let ((langlist (make-my-lang-list))
- (rest (- nea-max-rows (length result)))
- (ctr 0))
- (for-each
- (lambda (entry)
- (let ((lang (get-sql-lang conn (list-ref entry 1) langlist)))
- (set! ctr (1+ ctr))
- (if lang
- (let ((hdr (sql-query conn
- (string-append
- "SELECT header,lang "
- "FROM newsart "
- "WHERE ident=" (list-ref entry 1) " "
- "AND lang='" lang "' "
- "LIMIT 1"))))
- (cond
- (hdr
- (set! result (cons
- (cons (caar hdr) entry)
- result))
- (set! rest (1- rest))
- (cond
- ((= 0 rest)
- (if fwd
- (return (cons (+ ctr start) (reverse result)))
- (return (cons (+ start (- nea-max-rows ctr))
- result)))))))))))
-
- (if fwd
- tuples
- (reverse tuples)))
-
- (cond
- ((and (not fwd) (= 0 start))
- (cons start (if fwd (reverse result) result)))
- (else
- (if fwd
- (set! start (+ ctr start)))
- (loop start result)))))))))))
-
-(define (summary)
- (catch-sql
- (let* ((count (catch #t
- (lambda ()
- (string->number
- (caar (sql-query conn "SELECT count(*) FROM news"))))
- (lambda args
- 0)))
- (from (catch #t
- (lambda ()
- (let ((x (string->number (cgi:value "from"))))
- (if (< x count)
- x
- 0)))
- (lambda args
- 0)))
- (fwd (let ((dir (cgi:value "dir")))
- (or (not dir)
- (string=? dir "1"))))
- (entries (collect-entries from fwd)))
-
- (let ((start (car entries))
- (result (cdr entries)))
- (cond
- ((null? result)
- (display "<div align=\"center\">")
- (display (_ "Κανένα νέα"))
- (display "</div>"))
- (else
- (let ((num-entries (length result))
- (begin (if fwd from start))
- (end (if fwd start from))
- (id (cgi:value "id")))
-
- (cond
- ((not (and (= from 0) (< num-entries nea-max-rows)))
- (display "<p>")
- (format #t (_ "Εγγραφείς ~A - ~A") begin end)
- (display "</p>")))
-
- (display "<table class=\"news-summary frame\">\n")
- (let ((ctr 0)
- (langlist (make-my-lang-list)))
- (for-each
- (lambda (entry)
- (display "<tr class=\"")
- (display (if (= (modulo ctr 2) 0) "even" "odd"))
- (display "\">\n")
- (set! ctr (1+ ctr))
- (display "<td class=\"date\">")
- (display (list-ref entry 1))
- (display "</td>")
- (display "<td class=\"subject")
- (cond
- ((and id (string=? (list-ref entry 2) id))
- (display " current\">")
- (display (list-ref entry 0)))
- (else
- (display "\"><a href=\"")
- (display (make-cgi-name nea-cgi-path
- "id" (list-ref entry 2)
- "from" (number->string begin)))
- (display "\">")
- (display (list-ref entry 0))
- (display "</a>")))
- (display "</td>")
- (display "\n</tr>\n"))
- result))
- (display "</table>")
-
- (display "<div class=\"menu-bar\" align=\"center\">")
- (cond
- ((> begin 0)
- (display "<span class=\"menu-cell\"><a href=\"")
- (display (apply make-cgi-name
- nea-cgi-path
- "from" (number->string begin)
- "dir" "0"
- (if id
- (list "id" id)
- '())))
- (display "\">")
- (display (_ "Προηγούμενες"))
- (display "</a></span>")))
-
- (cond
- ((< end count)
- (display "<span class=\"menu-cell\"><a href=\"")
- (display (apply make-cgi-name
- nea-cgi-path
- "from" (number->string end)
- "dir" "1"
- (if id
- (list "id" id)
- '())))
- (display "\">")
- (display (_ "Ερχόμενες"))
- (display "</a></span>")))
- (display "</div>"))))))))
-
-(define (display-article-header item)
- (display "<div id=\"news-header\">")
- (format #t "<span class=\"itemdate\">~A</span>\n" (car item))
- (display "<span class=\"itemsubject\">\n")
- (display (list-ref item 2))
- (display "</span>")
- (if (not (cgi:value "timestamp"))
- (permalink "span" (list-ref item 1)))
- (display "</div><!-- news-header -->"))
-
-(define (display-article-text item . rest)
- (let ((class (and (not (null? rest)) (car rest))))
- (cond
- (class
- (display "\n<div class=\"")
- (display class)
- (display "\">\n")
- (display (list-ref item 3))
- (display "</div>\n"))
- (else
- (display (list-ref item 3))))))
-
-(define (main)
- (catch-sql
- (assert-article
- (display-article-header article)
- (display-article-text article "itemtext"))))
-
-(define (title)
- (if article
- (display (if (null? article)
- (string-append
- "<h1 class=\"error\">"
- (_ "Κάμια καταχώρηση")
- "</h1>")
- (list-ref article 2)))))
-
-
-(define (nea-html)
- (let ((explist (list (cons "@@main@@" main)
- (cons "@@summary@@" summary)
- (cons "@@title@@" title)
- (cons "@@article-text@@"
- (lambda ()
- (catch-sql
- (assert-article
- (display-article-text article)))))
- (cons "@@article-date@@"
- (lambda ()
- (catch-sql
- (assert-article
- (display (car article))))))
- (cons "@@article-header@@"
- (lambda ()
- (catch-sql
- (assert-article
- (display (list-ref article 2))))))
- (cons "@@full-header@@"
- (lambda ()
- (catch-sql
- (assert-article
- (display-article-header
- article)))))
- (cons "@@args@@"
- (lambda ()
- (for-each
- (lambda (name)
- (cond
- ((string=? name "LANG"))
- (else
- (let ((v (cgi:value name)))
- (cond ((and v (not (string-null? v)))
- (display "&amp;")
- (display name)
- (display "=")
- (display v)))))))
- (cgi:names)))))))
-
- (do ((line (read-line) (read-line)))
- ((eof-object? line) #f)
- (expand-template explist line)
- (newline))))
-
-(define (nea-rss-header)
- (display "<?xml version=\"1.0\"?>\n")
- (display "<rss version=\"2.0\">
- <channel>
- <title>Τα νέα</title>
- <description>Τα νέα</description>
- <link>http://ellinika.gnu.org.ua</link>")
- (format #t "<language>~A</language>" (language-code target-language))
- (display "
- <generator>EllinikaNea</generator>
- <copyright>2006 Sergey Poznyakoff</copyright>
- <managingEditor>gray@gnu.org.ua</managingEditor>
- <docs>http://blogs.law.harvard.edu/tech/rss</docs>
-"))
-
-(define (nea-rss-footer)
- (display " </channel>
-</rss>"))
-
-(define (nea-sql-connect)
- (let ((conn (sql-connect
- sql-iface sql-host sql-port sql-database
- sql-username sql-password)))
- (sql-query conn "SET NAMES utf8")
- conn))
-
-(define (nea-rss)
- (nea-rss-header)
- (catch 'gsql-error
- (lambda ()
- (let ((conn (nea-sql-connect)))
- (for-each
- (lambda (tuple)
- (display "<item>\n")
- (display "<pubDate>")
- (display (list-ref tuple 0))
- (display "</pubDate>\n")
- (display "<title>")
- (let ((title (sql-query conn
- (string-append
- "SELECT header "
- "FROM newsart "
- "WHERE ident=" (list-ref tuple 2) " "
- "AND lang='"
- (get-sql-lang conn
- (list-ref tuple 2)
- (make-my-lang-list))
- "' "
- "LIMIT 1"))))
- (display (if (not (null? title))
- (caar title)
- (list-ref tuple 0))))
- (display "</title>\n")
- (display "<link>")
- (display (string-append
- (string-downcase cgi-server-protocol-name)
- "://"
- cgi-server-hostname
- "/"
- (make-cgi-name nea-cgi-path "timestamp" (list-ref tuple 1))))
- (display "</link>\n")
- (display "</item>\n"))
- (sql-query
- conn
- (string-append
- "SELECT date,unix_timestamp(date),ident "
- "FROM news "
- "ORDER BY 1 DESC LIMIT 10")))))
- (lambda (key err descr)
- (sql-error-handler err descr)))
- (nea-rss-footer))
-
-
-(define (get-article-by-timestamp ts)
- (let ((tuples (sql-query
- conn
- "SELECT date,unix_timestamp(date),ident FROM news WHERE unix_timestamp(date)=" ts)))
- (cond
- (tuples
- (let* ((res (car tuples))
- (lang (get-sql-lang conn (list-ref res 2) (make-my-lang-list)))
- (art (sql-query conn
- (string-append
- "SELECT header,text,lang "
- "FROM newsart "
- "WHERE ident=" (list-ref res 2) " "
- "AND lang='" lang "' "
- "LIMIT 1"))))
- (append
- (list (list-ref res 0)
- (list-ref res 1))
- (car art)))))))
-
-
-;;; Main
-
-(cond
- ((cgi:value "rss")
- (display "Content-type: text/xml; charset=utf-8\r\n\r\n")
- (nea-rss))
- (else
- (catch 'gsql-error
- (lambda ()
- (display "Content-type: text/html; charset=utf-8\r\n\r\n")
- (set! conn (nea-sql-connect))
- (cond
- ((or (cgi:value "timestamp") (cgi:value "id"))
- (let ((tuples (sql-query
- conn
- (string-append
- "SELECT date,unix_timestamp(date),ident "
- "FROM news "
- "WHERE "
- (cond
- ((cgi:value "timestamp") =>
- (lambda (ts)
- (string-append "unix_timestamp(date)=" ts)))
- ((cgi:value "id") =>
- (lambda (id)
- (string-append "ident=" id))))))))
-
- (if (not (null? tuples))
- (let* ((res (car tuples))
- (lang (get-sql-lang conn
- (list-ref res 2)
- (make-my-lang-list)))
- (art (sql-query
- conn
- (string-append
- "SELECT header,text,lang "
- "FROM newsart "
- "WHERE ident=" (list-ref res 2) " "
- "AND lang='" lang "' "
- "LIMIT 1"))))
- (set! article (append
- (list (list-ref res 0)
- (list-ref res 1))
- (car art))))))))
-
- (with-input-from-file
- (template-file target-language tmpl)
- nea-html)
-
- (sql-connect-close conn))
-
- (lambda (key err descr)
- (with-input-from-file
- (template-file target-language tmpl)
- (lambda ()
- (let ((explist
- (list (cons "@@main@@"
- (lambda ()
- (sql-error-handler err descr)))
- (cons "@@article-text@@"
- (lambda ()
- (sql-error-handler err descr)))
- (cons "@@summary@@" (lambda () #f))
- (cons "@@title@@" (lambda () #f))
- (cons "@@article-date@@" (lambda () #f))
- (cons "@@article-header@@" (lambda () #f))
- (cons "@@full-header@@" (lambda () #f)))))
- (do ((line (read-line) (read-line)))
- ((eof-object? line) #f)
- (expand-template explist line)
- (newline)))))))))
-
-;;;; Local variables:
-;;;; mode: Scheme
-;;;; buffer-file-coding-system: utf-8
-;;;; End:

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