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;;;; -*- coding: utf-8; mode: lisp -*-
;;;; Copyright 2007, Matthias Andreas Benkard.
;;;------------------------------------------------------------------------
;;; This file is part of The Mulkblog Project.
;;;
;;; The Mulkblog Project is free software. You can redistribute it and/or
;;; modify it under the terms of the Affero General Public License as
;;; published by Affero, Inc.; either version 1 of the License, or
;;; (at your option) any later version.
;;;
;;; The Mulkblog Project 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
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the Affero General Public
;;; License in the COPYING file that comes with The Mulkblog Project; if
;;; not, write to Affero, Inc., 510 Third Street, Suite 225, San
;;; Francisco, CA 94107 USA.
;;;------------------------------------------------------------------------
(in-package #:mulk.journal)
(defun call-with-initialised-journal (func)
(let* ((*site* (if (file-exists-p #p"/home/mulk") :mst-plus :nfs.net))
(*debugging-p* (eq *site* :mst-plus))
(*query* #+clisp (mapcan #'(lambda (param)
(list (keywordify param)
(http-query-parameter param)))
(http-query-parameter-list))
#-clisp '())
(*http-env* (http-get-env-vars))
(*subpath-query* (subseq (gethash "REQUEST_URI" *http-env*)
(length (ecase *site*
(:mst-plus (gethash "SCRIPT_NAME" *http-env*))
(:nfs.net "/journal")))))
(*subpath-string* (subseq *subpath-query*
0
(or (position #\? *subpath-query*)
(length *subpath-query*))))
(*subpath* (split-sequence #\/ *subpath-string*
:remove-empty-subseqs t))
(*post-number* (parse-integer (or (first *subpath*)
(getf *query* :id ""))
:junk-allowed t #|| :radix 12 ||#))
(*action* (or (keywordify (getf *query* :action))
(cond ((string= "feed" (first *subpath*)) :view-atom-feed)
((string= "comment-feed" (first *subpath*)) :view-comment-feed)
((string= "debug" (first *subpath*)) :view-debugging-page)
((string= "preview" (car (last *subpath*))) :preview-entry)
((string= "trackback" (car (last *subpath*))) :post-trackback)
((string= "save" (car (last *subpath*))) :save-entry)
(*post-number* :view)
(t nil))))
(*method* (keywordify (gethash "REQUEST_METHOD" *http-env*)))
(*if-modified-since* #+clisp (ext:getenv "HTTP_IF_MODIFIED_SINCE")
#-clisp nil)
(*script-filename* (pathname-as-file
(or (gethash "SCRIPT_FILENAME" *http-env*)
"/home/mulk/Dokumente/Projekte/Mulkblog/journal.cgi")))
(*script-dir* (make-pathname
:directory (pathname-directory *script-filename*)))
(*site-root* (ecase *site*
(:mst-plus *script-dir*)
(:nfs.net
#+clisp (format nil "~A/" (ext:getenv "NFSN_SITE_ROOT"))
#-clisp (error "Don't know where to look for stuff."))))
(*data-dir* (ecase *site*
(:mst-plus *script-dir*)
(:nfs.net (merge-pathnames #p"protected/journal/"
*site-root*))))
(*cache-dir* (merge-pathnames #p"cache/" *data-dir*))
(*wordpress-key* (with-open-file (file (merge-pathnames
"wordpress-api-key.key"
*data-dir*))
(read-line file)))
(database-file (merge-pathnames #p"journal.sqlite3" *data-dir*))
(sqlite-library (merge-pathnames #p"libsqlite3.so"
(ecase *site*
(:mst-plus #p"/usr/lib/")
(:nfs.net #p"/usr/local/lib/")))))
(clsql:push-library-path *script-dir*)
(clsql:push-library-path #p"/usr/local/lib/")
(push *script-dir* clsql-sys:*foreign-library-search-paths*)
(clsql-uffi::load-uffi-foreign-library)
(uffi:load-foreign-library (merge-pathnames "clsql_uffi.so"
*script-dir*))
(uffi:load-foreign-library sqlite-library)
(clsql:with-database (db (list (namestring database-file))
:database-type :sqlite3
:make-default t)
(assert db)
(funcall func))))
(defun dispatch-admin-action ()
(case *action*
(:preview-entry (let ((entry (and *post-number*
(find-entry *post-number*))))
(preview-entry (or (getf *query* :title nil)
(and entry (title-of entry))
"")
(or (getf *query* :body nil)
(and entry (body-of entry))
"")
*post-number*)))
(:save-entry (with-transaction ()
(let* ((entry (if *post-number*
(find-entry *post-number*)
(make-instance 'journal-entry
:id (make-journal-entry-id)
:uuid (make-uuid)
:date (get-universal-time)
:last-modification nil
:categories ()
:comments ()))))
(when *post-number*
(setf (last-modification-of entry)
(get-universal-time)))
(setf *post-number* (id-of entry))
(setf (body-of entry) (getf *query* :body)
(title-of entry) (getf *query* :title))
(update-records-from-instance entry)))
(show-web-journal))
(otherwise (show-web-journal))))
(defun dispatch-user-action ()
#.(locally-enable-sql-reader-syntax)
(case *action*
(:post-comment (with-transaction ()
(let* ((entry (find-entry *post-number*))
(comment
(make-instance 'journal-comment
:id (make-journal-comment-id)
:uuid (make-uuid)
:entry-id (id-of entry)
:date (get-universal-time)
:author (getf *query* :author)
:email (getf *query* :email)
:website (getf *query* :website)
:body (getf *query* :comment-body)
:submitter-ip (gethash "REMOTE_ADDR" *http-env*)
:submitter-user-agent (gethash "HTTP_USER_AGENT" *http-env*))))
(push comment (comments-about entry))
(with-slots (spam-p) comment
(setq spam-p (detect-spam comment
:referrer (gethash "HTTP_REFERER" *http-env*)))
(when spam-p
(push (format nil
"<p>Ihr Kommentar wurde als ~
mögliche unerwünschte ~
Werbung (Spam) klassifiert. Der ~
Inhaber dieses Journals wird Ihre ~
Nachricht manuell moderieren ~
müssen, weshalb eine ~
Veröffentlichung noch etwas ~
auf sich warten lassen kann.</p> ~
~
<p>Wenn Sie ganz sichergehen ~
wollen, daß Ihr Beitrag ~
veröffentlicht wird, dann ~
können Sie versuchen, ihn ~
abzuändern und erneut ~
einzuschicken.</p>~
~
<p>Hinweis: Diese Website verwendet ~
<a href=\"http://akismet.com/\">Akismet</a> ~
für die Spamerkennung.</p>")
*journal-warnings*))
(unless spam-p
(push (format nil
"<p>Unmoderierte Kommentierung wurde ~
aufgrund des hohen Spamaufkommens ~
in diesem Blog deaktiviert. Ihr Kommentar ~
wurde daher an den Betreiber des Blogs ~
geschickt, welcher ihn freischalten wird, ~
sobald er dazu kommt.</p>")
*journal-warnings*)))
(update-records-from-instance comment)
(update-records-from-instance entry)
(unless (spamp comment)
(update-records 'journal_comment
:where [= [slot-value 'journal-comment 'id] (id-of comment)]
:av-pairs `((spam_p nil))))
(when (eq *site* :nfs.net)
(mail-comment *notification-email* comment entry))))
(show-web-journal))
(:post-trackback (with-transaction ()
(let* ((entry (find-entry *post-number*))
(trackback
(make-instance 'journal-trackback
:id (make-journal-trackback-id)
:uuid (make-uuid)
:entry-id (id-of entry)
:date (get-universal-time)
:blog-name (getf *query* :blog-name)
:title (getf *query* :title)
:excerpt (getf *query* :excerpt)
:url (getf *query* :url)
:submitter-ip (gethash "REMOTE_ADDR" *http-env*)
:submitter-user-agent (gethash "HTTP_USER_AGENT" *http-env*))))
(http-send-headers "application/atom+xml; charset=UTF-8")
(cond
((getf *query* :url)
(push trackback (trackbacks-about entry))
(format t "<?xml version=\"1.0\" encoding=\"utf-8\"?>~&<response>~&<error>0</error>~&</response>"))
(t
(format t "<?xml version=\"1.0\" encoding=\"utf-8\"?>~&<response>~&<error>1</error>~&<message>No URI was provided.</message>~&</response>")))
(with-slots (spam-p) trackback
(setq spam-p (detect-spam trackback
:referrer (gethash "HTTP_REFERER" *http-env*))))
(update-records-from-instance trackback)
(update-records-from-instance entry)
(unless (spamp trackback)
(update-records 'journal_trackback
:where [= [slot-value 'journal-trackback 'id] (id-of trackback)]
:av-pairs `((spam_p nil))))
(when (eq *site* :nfs.net)
(mail-trackback *notification-email* trackback entry)))))
(:view-atom-feed (show-atom-feed))
(:view-comment-feed (show-comment-feed))
(:view-debugging-page (show-debugging-page))
(otherwise (show-web-journal)))
#.(restore-sql-reader-syntax-state))
#+clisp
(defun journal-main ()
(let ((encoding (ext:make-encoding :charset charset:utf-8)))
(ext:letf* ((custom:*terminal-encoding* encoding)
(custom:*foreign-encoding* encoding)
(custom:*misc-encoding* encoding)
(custom:*pathname-encoding* encoding)
(custom:*default-file-encoding* encoding))
(with-initialised-journal
(let ((*random-state* (make-random-state t)))
(if (member "--admin-mode"
(coerce (ext:argv) 'list)
:test #'string=)
(dispatch-admin-action)
(dispatch-user-action)))))))
#+clisp
(defun cl-user::script-main ()
(dolist (env-var '("HTTP_CACHE_CONTROL" "HTTP_IF_MODIFIED_SINCE"))
(pushnew env-var http::*http-env-vars*))
(http:http-init)
(setq cffi:*default-foreign-encoding* :iso-8859-15)
(handler-bind
((error #'
(lambda (e)
(declare (ignorable e))
(<:html
(<:head
(<:title "Kompottkins Weisheiten: Fehler"))
(<:body
(<:h1 "Kompottkins Weisheiten: Fehlerbericht")
(<:p "Leider ist waehrend der Bearbeitung Ihrer Anfrage ein
Fehler aufgetreten. Wir bitten dies zu entschuldigen.
Ein detaillierter Fehlerbericht folgt.")
(<:pre (<:as-html (with-output-to-string (out)
#+clisp (system::pretty-print-condition e out)
#+clisp (system::print-backtrace :out out)))))))))
(journal-main)))
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