ND/Web/Pages/Forum.pm

   1 #**************************************************************************
   2 #   Copyright (C) 2006 by Michael Andreen <harvATruinDOTnu>               *
   3 #                                                                         *
   4 #   This program is free software; you can redistribute it and/or modify  *
   5 #   it under the terms of the GNU General Public License as published by  *
   6 #   the Free Software Foundation; either version 2 of the License, or     *
   7 #   (at your option) any later version.                                   *
   8 #                                                                         *
   9 #   This program is distributed in the hope that it will be useful,       *
  10 #   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12 #   GNU General Public License for more details.                          *
  13 #                                                                         *
  14 #   You should have received a copy of the GNU General Public License     *
  15 #   along with this program; if not, write to the                         *
  16 #   Free Software Foundation, Inc.,                                       *
  17 #   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  18 #**************************************************************************/
  19
  20 package ND::Web::Pages::Forum;
  21 use strict;
  22 use warnings;
  23 use ND::Web::Forum;
  24 use CGI qw/:standard/;
  25 use ND::Web::Include;
  26 use ND::Include;
  27
  28 $ND::PAGES{forum} = {parse => \&parse, process => \&process, render=> \&render};
  29
  30 sub parse {
  31         my ($uri) = @_;
  32         if ($uri =~ m{^/.*/allUnread}){
  33                 param('allUnread',1);
  34         }
  35 }
  36
  37 sub process {
  38
  39 }
  40
  41 sub render {
  42         my ($DBH,$BODY) = @_;
  43
  44         $ND::TEMPLATE->param(TITLE => 'Forum');
  45
  46         $DBH->do(q{UPDATE users SET last_forum_visit = NOW() WHERE uid = $1},undef,$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  47
  48         my $board;
  49         if(param('b')){
  50                 my $boards = $DBH->prepare(q{SELECT fb.fbid AS id,fb.board, bool_or(fa.post) AS post, bool_or(fa.moderate) AS moderate
  51                         FROM forum_boards fb NATURAL JOIN forum_access fa
  52                         WHERE fb.fbid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
  53                         WHERE uid = $2))
  54                         GROUP BY fb.fbid,fb.board});
  55                 $board = $DBH->selectrow_hashref($boards,undef,param('b'),$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  56         }
  57         if (param('markAsRead')){
  58                 my $threads = $DBH->prepare(q{SELECT ft.ftid AS id,ft.subject,count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,count(fp.fpid) AS posts, max(fp.time)::timestamp as last_post
  59                 FROM forum_threads ft JOIN forum_posts fp USING (ftid) LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
  60                 WHERE ((ft.fbid IS NULL AND $1 IS NULL) OR ft.fbid = $1) AND fp.time <= $3
  61                 GROUP BY ft.ftid, ft.subject
  62                 HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= 1
  63                 });
  64
  65                 $threads->bind_param('$1',$board->{id},{TYPE => DBI::SQL_INTEGER }) or $ND::ERROR .= p($DBH->errstr);
  66                 $threads->bind_param('$2',$ND::UID,{TYPE => DBI::SQL_INTEGER }) or $ND::ERROR .= p($DBH->errstr);
  67                 $threads->bind_param('$3',param('markAsRead')) or $ND::ERROR .= p($DBH->errstr);
  68                 $threads->execute or $ND::ERROR .= p($DBH->errstr);
  69                 while (my $thread = $threads->fetchrow_hashref){
  70                         markThreadAsRead $thread->{id};
  71                 }
  72         }
  73
  74         my $thread;
  75         my $findThread = $DBH->prepare(q{SELECT ft.ftid AS id,ft.subject, bool_or(fa.post) AS post, bool_or(fa.moderate) AS moderate
  76                 FROM forum_boards fb NATURAL JOIN forum_access fa NATURAL JOIN forum_threads ft
  77                 WHERE ft.ftid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
  78                 WHERE uid = $2))
  79                 GROUP BY ft.ftid,ft.subject});
  80         if(param('t')){
  81                 $thread = $DBH->selectrow_hashref($findThread,undef,param('t'),$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  82         }
  83
  84         if (defined param('cmd')){
  85                 if(param('cmd') eq 'Submit'){
  86                         $DBH->begin_work;
  87                         if ($board && $board->{post}){
  88                                 $thread = addForumThread $DBH,$board,$ND::UID,param('subject');
  89                         }
  90                         if ($thread && $thread->{post}){
  91                                 addForumPost($DBH,$thread,$ND::UID,param('message'));
  92                         }
  93                         $DBH->commit or $ND::ERROR .= p($DBH->errstr);
  94                 }
  95                 if(param('cmd') eq 'Move' && $board->{moderate}){
  96                         $DBH->begin_work;
  97                         my $moveThread = $DBH->prepare(q{UPDATE forum_threads SET fbid = $1 WHERE ftid = $2 AND fbid = $3});
  98                         for my $param (param()){
  99                                 if ($param =~ /t:(\d+)/){
 100                                         $moveThread->execute(param('board'),$1,$board->{id}) or $ND::ERROR .= p($DBH->errstr);
 101                                         if ($moveThread->rows > 0){
 102                                                 log_message $ND::UID, qq{Moved thread: $1 to board: $board->{id}};
 103                                         }
 104                                 }
 105                         }
 106                         $DBH->commit or $ND::ERROR .= p($DBH->errstr);
 107                 }
 108         }
 109
 110         my $categories = $DBH->prepare(q{SELECT fcid AS id,category FROM forum_categories ORDER BY fcid});
 111         my $boards = $DBH->prepare(q{SELECT fb.fbid AS id,fb.board, bool_or(fa.post) AS post
 112                 FROM forum_boards fb NATURAL JOIN forum_access fa
 113                 WHERE fb.fcid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
 114                 WHERE uid = $2))
 115                 GROUP BY fb.fbid,fb.board
 116                 ORDER BY fb.fbid
 117                         });
 118         my $threads = $DBH->prepare(q{SELECT ft.ftid AS id,ft.subject,count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,count(fp.fpid) AS posts, date_trunc('seconds',max(fp.time)::timestamp) as last_post
 119                 FROM forum_threads ft JOIN forum_posts fp USING (ftid) LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
 120                 WHERE ft.fbid = $1
 121                 GROUP BY ft.ftid, ft.subject
 122                 HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= $3
 123                 ORDER BY last_post DESC});
 124
 125         if ($thread){ #Display the thread
 126                 $BODY->param(Thread => viewForumThread $thread);
 127
 128         }elsif(defined param('allUnread')){ #List threads in this board
 129                 $BODY->param(AllUnread => 1);
 130                 $BODY->param(Id => $board->{id});
 131                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 132                 $BODY->param(Date => $time);
 133                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 134                 my @categories;
 135                 while (my $category = $categories->fetchrow_hashref){
 136                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 137                         my @boards;
 138                         while (my $board = $boards->fetchrow_hashref){
 139                                 $threads->execute($board->{id},$ND::UID,1) or $ND::ERROR .= p($DBH->errstr);
 140                                 my $i = 0;
 141                                 my @threads;
 142                                 while (my $thread = $threads->fetchrow_hashref){
 143                                         $i++;
 144                                         $thread->{Odd} = $i % 2;
 145                                         push @threads,$thread;
 146                                 }
 147                                 $board->{Threads} = \@threads;
 148                                 delete $board->{post};
 149                                 push @boards,$board if $i > 0;
 150                         }
 151                         $category->{Boards} = \@boards;
 152                         delete $category->{id};
 153                         push @categories,$category if @boards;
 154                 }
 155                 $BODY->param(Categories => \@categories);
 156
 157         }elsif($board){ #List threads in this board
 158                 $BODY->param(Board => $board->{board});
 159                 $BODY->param(Post => $board->{post});
 160                 $BODY->param(Moderate => $board->{moderate});
 161                 $BODY->param(Id => $board->{id});
 162                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 163                 $BODY->param(Date => $time);
 164                 $threads->execute($board->{id},$ND::UID,0) or $ND::ERROR .= p($DBH->errstr);
 165                 my $i = 0;
 166                 my @threads;
 167                 while (my $thread = $threads->fetchrow_hashref){
 168                         $i++;
 169                         $thread->{Odd} = $i % 2;
 170                         push @threads,$thread;
 171                 }
 172                 $BODY->param(Threads => \@threads);
 173
 174                 if ($board->{moderate}){
 175                         $categories->execute or $ND::ERROR .= p($DBH->errstr);
 176                         my @categories;
 177                         while (my $category = $categories->fetchrow_hashref){
 178                                 $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 179                                 my @boards;
 180                                 while (my $b = $boards->fetchrow_hashref){
 181                                         next if (not $b->{post} or $b->{id} == $board->{id});
 182                                         delete $b->{post};
 183                                         push @boards,$b;
 184                                 }
 185                                 $category->{Boards} = \@boards;
 186                                 delete $category->{id};
 187                                 push @categories,$category if @boards;
 188                         }
 189                         $BODY->param(Categories => \@categories);
 190                 }
 191
 192         }else{ #List boards
 193                 $BODY->param(Overview => 1);
 194                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 195                 my $boards = $DBH->prepare(q{SELECT fb.fbid AS id,fb.board,count(NULLIF(COALESCE(fp.fpid::boolean,FALSE) AND COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,date_trunc('seconds',max(fp.time)::timestamp) as last_post
 196                         FROM forum_boards fb LEFT OUTER JOIN (forum_threads ft JOIN forum_posts fp USING (ftid)) ON fb.fbid = ft.fbid LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
 197                         WHERE fb.fcid = $1 AND
 198                         fb.fbid IN (SELECT fbid FROM forum_access WHERE gid IN (SELECT groups($2)))
 199                         GROUP BY fb.fbid, fb.board
 200                         ORDER BY fb.fbid        });
 201                 my @categories;
 202                 while (my $category = $categories->fetchrow_hashref){
 203                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 204                         my @boards;
 205                         my $i = 0;
 206                         while (my $board = $boards->fetchrow_hashref){
 207                                 $i++;
 208                                 $board->{Odd} = $i % 2;
 209                                 push @boards,$board;
 210                         }
 211                         $category->{Boards} = \@boards;
 212                         delete $category->{id};
 213                         push @categories,$category if $i > 0;
 214                 }
 215                 $BODY->param(Categories => \@categories);
 216
 217         }
 218         return $BODY;
 219 }
 220
 221 1;
 222