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authorSergey Poznyakoff <gray@gnu.org.ua>2006-10-08 21:40:09 (GMT)
committer Sergey Poznyakoff <gray@gnu.org.ua>2006-10-08 21:40:09 (GMT)
commit109cf4d84378cbfce6b157ac854383be2a9ea866 (patch) (side-by-side diff)
tree9c1b4a25f39d3f7bf7a8ecf879b1b40014f4af5a
parentc4a4896b38006d9966ffd6112e27539ba0efeaca (diff)
downloadellinika-109cf4d84378cbfce6b157ac854383be2a9ea866.tar.gz
ellinika-109cf4d84378cbfce6b157ac854383be2a9ea866.tar.bz2
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git-svn-id: file:///home/puszcza/svnroot/ellinika/trunk@460 941c8c0f-9102-463b-b60b-cd22ce0e6858
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--cgi-bin/dict.scm4621
-rw-r--r--cgi-bin/nea.scm4536
-rw-r--r--ellinika/cgi.scm4 (renamed from ellinika/cgi.scmi)41
3 files changed, 1185 insertions, 13 deletions
diff --git a/cgi-bin/dict.scm4 b/cgi-bin/dict.scm4
new file mode 100644
index 0000000..ab445d4
--- a/dev/null
+++ b/cgi-bin/dict.scm4
@@ -0,0 +1,621 @@
+;;;; Greek Dictionary Web Engine
+;;;; 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.
+(set! %load-path (cons "GUILE_SITE" %load-path))
+
+(use-modules ifelse(IFACE,[CGI],(www cgi),(guile-user))
+ (ice-9 rdelim)
+ (gamma sql)
+ (gamma gettext)
+ (xmltools dict)
+ (ellinika xlat)
+ (ellinika cgi))
+
+ifelse(IFACE,[CGI],(cgi:init))
+
+(ellinika-cgi-init dict-template-file-name)
+
+;; Τα μέρη του λογου
+(define part-of-speech '())
+
+(define (sql-error-handler err descr)
+ (format #t "<h1 class=\"error\">~A</h1>\n"
+ (_ "ΣΦΆΛΜΑ: σύνδεση με το λέξικο απέτυχε."))
+ (with-output-to-port
+ (current-error-port)
+ (lambda ()
+ (display err)
+ (display ": ")
+ (display descr))))
+
+(define (mk-dict-connect)
+ (let ((db-connection #f))
+ (lambda (. rest)
+ (cond
+ ((null? rest)
+ (if (not db-connection)
+ (begin
+ (set! db-connection
+ (sql-connect
+ sql-iface sql-host sql-port sql-database
+ sql-username sql-password))
+ (sql-query db-connection "SET NAMES utf8")
+ )))
+ (else
+ (if db-connection
+ (sql-connect-close db-connection))
+ (set! db-connection #f)))
+ db-connection)))
+
+(define dict-connect (mk-dict-connect))
+
+(defmacro catch-sql-failure (expr)
+ `(catch 'gsql-error
+ (lambda () ,expr)
+ (lambda (key err descr)
+ (sql-error-handler err descr))))
+
+(defmacro ignore-sql-failure (expr)
+ `(catch 'gsql-error
+ (lambda () ,expr)
+ (lambda (key err descr)
+ #f)))
+
+(define (load-pos)
+ (ignore-sql-failure
+ (let ((conn (dict-connect)))
+ (let ((plist (my-sql-query
+ conn
+ "SELECT name,id FROM pos WHERE canonical='Y' order by id")))
+ (set! part-of-speech
+ (cons
+ (cons "κανένα μέρος του λόγου" #f)
+ (map
+ (lambda (x)
+ (cons (car x) (cadr x)))
+ plist)))))))
+
+;; Protect occurences of " in a string.
+;; Usual backslash escapes do not work in INPUT widgets, so I
+;; change all quotation marks to &#34;
+;; Possibly not the better solution, though...
+(define (protect string)
+ (list->string
+ (apply append
+ (map
+ (lambda (x)
+ (if (eq? x #\")
+ (list #\& #\# #\3 #\4 #\;)
+ (list x)))
+ (string->list string)))))
+
+(define (get-topic-list)
+ (let ((categories #f))
+ (letrec ((getcat
+ (lambda ()
+ (ignore-sql-failure
+ (let ((conn (dict-connect)))
+ (let ((ctg (my-sql-query
+ conn
+ (string-append
+ "SELECT t.category, c.title, c.description "
+ "FROM category c,topic t "
+ "WHERE c.lang='" (language-code target-language) "' "
+ "AND c.category=t.category GROUP BY 1 ORDER BY 1"))))
+ (if (null? ctg)
+ '()
+ (map
+ (lambda (category)
+ (let ((topics (my-sql-query
+ conn
+ (string-append
+ "SELECT ident,title FROM topic WHERE category="
+ (car category)
+ " ORDER BY title"))))
+ (append category (if (null? topics)
+ '()
+ (list topics)))))
+ ctg))))))))
+ (if (not categories)
+ (set! categories (or (getcat) '())))
+ categories)))
+
+(define (join-widget widget-id tabindex)
+ (let* ((name (string-append "join" widget-id))
+ (selected-choice (or (let ((s (cgi:value name)))
+ (if s
+ (string->number s)
+ #f))
+ 0)))
+ (display (string-append "<SELECT NAME=\""
+ name
+ "\" TABINDEX=\""
+ tabindex
+ "\">"))
+ (display "<OPTION VALUE=\"0\"")
+ (if (= selected-choice 0)
+ (display " selected"))
+ (display ">") (display (_"και")) (display "</OPTION>")
+ (display "<OPTION VALUE=\"1\"")
+ (if (= selected-choice 1)
+ (display " selected"))
+ (display ">") (display (_"ή")) (display "</OPTION>")
+ (display "</SELECT>")))
+
+(define (main-form)
+ (load-pos)
+ (display "<FORM ACTION=\"")
+ (display (make-cgi-name cgi-script-name))
+ (display "\" METHOD=POST>
+<table class=\"noframe\">
+<tr>
+ <td>")
+ (display (_"Εισάγετε τη λέξη"))
+ (display "
+ </td>
+ <td>
+ <input size=\"36\" name=\"key\" tabindex=\"1\"")
+ (let ((value (cgi:value "key")))
+ (if value
+ (begin
+ (display "value=\"")
+ (display (protect value))
+ (display "\""))))
+ (display ">
+ </td>
+</tr>")
+
+ (display "<tr><td colspan=\"3\" align=\"center\">")
+ (display (_"Συμπληρωματικοί όροι"))
+ (display "</td></tr>")
+
+ (display "
+<tr>
+ <td>")
+ (display (_"Επιλέξτε το μέρος του λόγου"))
+ (display "</td><td>")
+
+ (let ((selected-choice (or (let ((s (cgi:value "POS")))
+ (if s
+ (string->number s)
+ #f))
+ 0))
+ (index 0))
+
+ (display "<select name=\"POS\" tabindex=\"2\">")
+
+ (for-each
+ (lambda (x)
+ (let ((name (car x)))
+ (display "<option value=")
+ (display index)
+ (if (= index selected-choice)
+ (display " selected"))
+ (display ">")
+ (display name)
+ (set! index (1+ index))))
+ part-of-speech)
+ (display "</select>"))
+
+ (display "</td><td>")
+ (join-widget "pos" "3")
+ (display "</td></tr>")
+
+ (let ((tabindex 4))
+ (for-each
+ (lambda (category)
+ (display "<tr><td>")
+ (display (list-ref category 1))
+ (display "</td><td>")
+ (let ((selected-choice (or (let ((s (cgi:value (list-ref category 0))))
+ (if s
+ (string->number s)
+ #f))
+ 0)))
+
+ (display (string-append
+ "<select name=\""
+ (list-ref category 0)
+ "\" tabindex=\""
+ (number->string tabindex)
+ "\">"))
+ (set! tabindex (1+ tabindex))
+ (display "<option value=0>---")
+ (for-each
+ (lambda (x)
+ (let ((id (car x))
+ (name (car (cdr x))))
+ (display "<option value=")
+ (display id)
+ (if (eq? (string->number id) selected-choice)
+ (display " selected"))
+ (display ">")
+ (display name)
+ (display "</option>")))
+ (list-ref category 3))
+ (display "</select>")
+ (display "</td><td>")
+ (join-widget (list-ref category 0) (number->string tabindex))
+ (display "</td></tr>")
+ (set! tabindex (1+ tabindex))))
+ (get-topic-list))
+
+ (display "
+<tr>
+ <td colspan=\"3\" align=\"center\">
+ <input type=\"submit\" name=\"search\" value=\"")
+ (display (_"Αναζήτηση"))
+ (display "\" tabindex=\"")
+ (display tabindex)
+ (display "\">
+ </td>
+</tr>
+</table>
+</form>
+<p>")))
+
+;;
+(define (replace-tilde word sentence)
+ (apply
+ string-append
+ (let loop ((lst '())
+ (str sentence))
+ (cond
+ ((string-index str #\~) =>
+ (lambda (x)
+ (loop
+ (append lst (list (substring str 0 x) word))
+ (substring str (1+ x)))))
+ ((string-null? str)
+ lst)
+ (else
+ (append lst (list str)))))))
+
+;;
+(define (display-results rlist)
+ (let ((x (car rlist)))
+ (display "<table class=\"noframe\">")
+ (display "<tr><td>")
+ (display (car x))
+ (display "</td>")
+ (cond
+ ((list-ref x 3)
+ (display "<td>")
+ (let ((href (assoc (list-ref x 2) word-forms-reference)))
+ (cond
+ (href
+ (display "<a href=\"")
+ (cond
+ (ref-loc
+ (display ref-loc)
+ (display "/")))
+ (display (language-code target-language))
+ (display "/")
+ (display (cdr href))
+ (display (dict:encode-string (car x)))
+ (display "\">")
+ (display (list-ref x 3))
+ (display "</a>"))
+ (else
+ (display (list-ref x 3)))))
+ (display "</td>")))
+ (display "<td>")
+ (display (list-ref x 2))
+ (display "</td></tr>"))
+ (for-each
+ (lambda (x)
+ (display "<tr><td>")
+ (display (1+ (string->number (list-ref x 4))))
+ (display "</td><td>")
+ (display (replace-tilde (car x) (list-ref x 5)))
+ (display ";</td></tr>"))
+ rlist)
+ (display "</table>")
+ (newline))
+
+(define (display-cross-reference word)
+ (display "<a href=\"")
+ (display (make-cgi-name cgi-script-name "IDENT" (dict:encode-string word)))
+ (display "\">")
+ (display word)
+ (display "</a>"))
+
+(define (display-xref rlist text)
+ (display text)
+ (let ((n 0))
+ (for-each
+ (lambda (x)
+ (if (> n 0)
+ (display ", "))
+ (set! n (1+ n))
+ (display-cross-reference (car x)))
+ rlist))
+ (display ";"))
+
+(define (sort-result input-list)
+ (let ((output-list '())
+ (current-element '()))
+ (for-each
+ (lambda (x)
+ (cond
+ ((or (null? current-element)
+ (= (string->number (cadr x))
+ (string->number (cadr (car current-element)))))
+ (set! current-element (cons x current-element)))
+ (else
+ (set! output-list (cons (reverse current-element) output-list))
+ (set! current-element (list x)))))
+ input-list)
+ (cons (reverse current-element) output-list)))
+
+
+(define (search-failure key)
+ (display "<h2>")
+ (format #t (_"Συγγνώμη, η λέξη \"~A\" δεν βρέθηκε στο λέξικο.") key)
+ (display "</h2>"))
+
+(define (my-sql-query conn query)
+ (catch #t
+ (lambda ()
+ (sql-query conn query))
+ (lambda args
+ '())))
+
+(define (fuzzy-search conn key theme pos)
+ (let ((where-cond (list (string-append
+ "WHERE dict.ident=articles.ident and articles.lang='"
+ (language-code target-language)
+ "' AND")))
+ (select-stmt "SELECT DISTINCT dict.word FROM ")
+ (from-list (list ",articles" "dict")))
+
+ (cond
+ ((not (null? theme))
+ (set! where-cond (cons " topic_tab.word_ident=dict.ident"
+ where-cond))
+ (set! from-list (cons ",topic_tab" from-list))))
+
+ (cond
+ ((not (string-null? key))
+ (if (not (null? theme))
+ (set! where-cond (cons " AND" where-cond)))
+ (set! where-cond (cons (string-append
+ " dict.sound LIKE \""
+ (ellinika:sounds-like key)
+ "%\"")
+ where-cond))))
+
+ (cond
+ ((> (string->number pos) 0)
+ (let ((pos-entry
+ (list-ref part-of-speech (string->number pos))))
+ (if (or (not (string-null? key)) (not (null? theme)))
+ (set! where-cond (cons
+ (if (string=? (cgi:value "joinpos") "0")
+ " AND"
+ " OR")
+ where-cond)))
+
+ (set! where-cond (cons
+ (string-append " (dict.pos & "
+ (cdr pos-entry)
+ ") = "
+ (cdr pos-entry))
+ where-cond)))))
+
+ (let ((result
+ (my-sql-query conn
+ (string-append
+ select-stmt
+
+ " "
+
+ (apply
+ string-append
+ (reverse from-list))
+
+ " "
+
+ (apply
+ string-append
+ (append
+ (reverse where-cond)
+ (map
+ (lambda (x)
+ (cond
+ ((boolean? x)
+ (if x " AND" " OR"))
+ (else
+ (if (not (member ",topic_tab" from-list))
+ (set! from-list
+ (cons ",topic_tab"
+ from-list)))
+ (string-append
+ " topic_tab.topic_ident=" x))))
+ theme)))
+
+ " ORDER BY dict.word"))))
+
+ (cond
+ ((null? result)
+ (search-failure key))
+ (else
+ (display "<table width=\"100%\" class=\"noframe\">")
+ (let* ((result-length (length result))
+ (lim (1+ (inexact->exact (/ result-length match-list-columns)))))
+ (do ((i 0 (1+ i)))
+ ((= i lim) #f)
+ (display "<tr>")
+ (do ((j i (+ j lim)))
+ ((>= j result-length) #f)
+ (display "<td>")
+ (display-cross-reference (car (list-ref result j)))
+ (display "</td>"))
+ (display "</tr>")))
+ (display "</table>"))))))
+
+
+(define (dict-search)
+ (let ((keyval (if (cgi:value "IDENT")
+ (dict:decode-string (cgi:value "IDENT"))
+ (cgi:value "key")))
+ (theme (do ((catlist (get-topic-list) (cdr catlist))
+ (ret '()))
+ ((null? catlist) ret)
+ (let ((name (caar catlist)))
+ (let ((v (cgi:value name)))
+ (if (and v (> (string->number v) 0))
+ (set! ret (append
+ ret
+ (list (= (string->number
+ (cgi:value (string-append "join" name))) 0)
+ v))))))))
+ (pos (or (cgi:value "POS") "0")))
+
+ (catch-sql-failure
+ (let ((conn (dict-connect)))
+ (cond
+ ((and keyval
+ (not (string-null? keyval))
+ (null? theme)
+ (= (string->number pos) 0))
+ (display "<hr>")
+ (let* ((key (ellinika:translate-input keyval))
+ (result (my-sql-query
+ conn
+ (string-append
+ "SELECT dict.word,dict.ident,pos.abbr,dict.forms,articles.subindex,articles.meaning "
+ "FROM dict,articles,pos WHERE dict.word=\""
+ key
+ "\" AND dict.ident=articles.ident "
+ "AND articles.lang='" (language-code target-language) "' "
+ "AND dict.pos=pos.id AND pos.canonical='Y' order by dict.ident, articles.subindex"))))
+
+ (cond
+ ((null? result)
+ (fuzzy-search conn key theme pos))
+ (else
+ (for-each
+ (lambda (entry)
+ (display-results entry)
+ (let ((ant (my-sql-query
+ conn
+ (string-append
+ "SELECT dict.word FROM dict,links WHERE links.type='ANT' AND links.ident="
+ (cadr (car entry))
+ " AND dict.ident=links.xref ORDER BY word"))))
+ (if (and ant (not (null? ant)))
+ (display-xref ant
+ (if (= (length ant) 1)
+ (_"Αντώνυμο: ") (_"Αντώνυμα: ")))))
+ (display "<p>")
+ (let ((x (my-sql-query
+ conn
+ (string-append
+ "SELECT dict.word FROM dict,links WHERE links.type='XREF' AND links.ident="
+ (cadr (car entry))
+ " AND dict.ident=links.xref ORDER BY word"))))
+ (if (and x (not (null? x)))
+ (display-xref x (_"Βλέπετε επίσης ")))))
+ (sort-result result))))))
+ ((or (not (null? theme)) (> (string->number pos) 0))
+ (display "<hr>")
+ (fuzzy-search conn
+ (ellinika:translate-input (or keyval "")) theme pos)))))))
+
+;;;
+
+(define (stat key)
+ (let ((stat-data #f))
+ (if (not stat-data)
+ (set! stat-data
+ (or
+ (ignore-sql-failure
+ (my-sql-query (dict-connect)
+ (string-append
+ "SELECT count,updated from stat WHERE lang='"
+ (language-code target-language)
+ "'")))
+ '())))
+
+ (if (null? stat-data)
+ "<>"
+ (case key
+ ((#:updated)
+ (list-ref (car stat-data) 1))
+ ((#:count)
+ (list-ref (car stat-data) 0))
+ (else
+ "<>")))))
+
+
+;;;
+
+(define (dict-html)
+ (let ((explist (list
+ (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))))
+ (cons "@@dict@@"
+ (lambda ()
+ (main-form)
+ (dict-search)))
+ (cons "@@stat_updated@@"
+ (lambda ()
+ (display (stat #:updated))))
+ (cons "@@stat_count@@"
+ (lambda ()
+ (display
+ (let ((s (stat #:count)))
+ (if (string=? s "<>")
+ s
+ (let ((n (string->number s)))
+ (string-append s " "
+ (ngettext "λέξη" "λέξεις"
+ n)))))))))))
+ (do ((line (read-line) (read-line)))
+ ((eof-object? line) #f)
+ (expand-template explist line)
+ (newline))))
+
+;;; Main
+ifelse(IFACE,[CGI],(display ["Content-type: text/html; charset=utf-8\r\n\r\n"]))
+
+(with-input-from-file
+ (template-file target-language dict-template-file-name)
+ dict-html)
+
+(dict-connect #t)
+
+;;;; Local variables:
+;;;; mode: Scheme
+;;;; buffer-file-coding-system: utf-8
+;;;; End:
+
diff --git a/cgi-bin/nea.scm4 b/cgi-bin/nea.scm4
new file mode 100644
index 0000000..20e1803
--- a/dev/null
+++ b/cgi-bin/nea.scm4
@@ -0,0 +1,536 @@
+;;;; 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.
+(set! %load-path (cons "GUILE_SITE" %load-path))
+
+(use-modules ifelse(IFACE,[CGI],(www cgi),(guile-user))
+ (gamma sql)
+ (gamma gettext)
+ (xmltools dict)
+ (ellinika xlat)
+ (ellinika cgi))
+
+ifelse(IFACE,[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 cgi-script-name "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 cgi-script-name
+ "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
+ cgi-script-name
+ "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
+ cgi-script-name
+ "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 cgi-script-name
+ "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")
+ ifelse(IFACE,[CGI],
+ (display ["Content-type: text/xml; charset=utf-8\r\n\r\n"]),
+ (request-rec:set-content-type! Request ["text/xml; charset=UTF-8"]))
+ (nea-rss))
+ (else
+ (catch 'gsql-error
+ (lambda ()
+ ifelse(IFACE,[CGI],dnl
+ (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:
diff --git a/ellinika/cgi.scmi b/ellinika/cgi.scm4
index b4da8f9..dc7c05d 100644
--- a/ellinika/cgi.scmi
+++ b/ellinika/cgi.scm4
@@ -1,5 +1,4 @@
;;;; -*- scheme -*-
-=AUTOGENERATED=
;;;; Greek Dictionary Web Engine
;;;; Copyright (C) 2005 Sergey Poznyakoff
;;;;
@@ -17,24 +16,40 @@
;;;; along with this program; if not, write to the Free Software
;;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
;;;;
-
(define-module (ellinika cgi))
-(use-modules (www cgi)
+(use-modules ifelse(IFACE,[CGI],(www cgi),(guile-user))
(gamma gettext)
(ellinika i18n))
-
+
+ifelse(IFACE,[CGI],,dnl
+(define form-data
+ (append
+ (parse-form-data
+ (table:get (request-rec:subprocess-env Request) "QUERY_STRING"))
+ (if (= (request-rec:method-number Request) 2)
+ (parse-form-data (read-post-data Request))
+ '())))
+
+(define-public (cgi:value name)
+ (assoc-ref form-data name))
+
+(define-public (cgi:names)
+ (map car form-data))
+
+(define-public cgi-script-name
+ (table:get (request-rec:subprocess-env Request)
+ "SCRIPT_NAME"))
+)
+
+
;;; User-definable variables
-(define-public base-dir "=PREFIX=")
-(define-public html-dir "=HTMLDIR=")
-(define-public sysconf-dir "=SYSCONFDIR=")
-(define-public locale-path "=LOCALEDIR=:/usr/share/locale:/usr/local/share/locale")
+(define-public base-dir "PREFIX")
+(define-public html-dir "HTMLDIR")
+(define-public sysconf-dir "SYSCONFDIR")
+(define-public locale-path "LOCALEDIR:/usr/share/locale:/usr/local/share/locale")
(define-public ref-loc #f)
-(define-public dict-cgi-path "cgi-bin/dict.cgi")
-(define-public nea-cgi-path "cgi-bin/nea.cgi") ;; Path to the cgi (relative
- ;; to the Base HREF)
-
(define-public config-file-name "ellinika.conf")
(define-public dict-template-file-name "dict.html")
(define-public nea-template-file-name "nea.html")
@@ -142,7 +157,7 @@ THUNK.
(if (file-exists? (template-file x template-file-name))
(set! target-language x)))))
;;; Initialize i18n
- (let ((x (locale-setup target-language "=PACKAGE=" locale-path)))
+ (let ((x (locale-setup target-language "PACKAGE" locale-path)))
(if x
(set! target-language x))))

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