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,fb.fcid
  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,fb.fcid});
  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,ft.fbid,fb.board,fb.fcid
  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,ft.fbid,fb.board,fb.fcid});
  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: }.param('board');
 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(Title =>  $thread->{subject});
 127                 $BODY->param(FBID =>  $thread->{fbid});
 128                 $BODY->param(Board =>  $thread->{board});
 129                 $BODY->param(Thread => viewForumThread $thread);
 130                 my ($category) = $DBH->selectrow_array(q{SELECT category FROM forum_categories WHERE fcid = $1}
 131                         ,undef,$thread->{fcid}) or $ND::ERROR .= p($DBH->errstr);
 132                 $BODY->param(Category =>  $category);
 133
 134         }elsif(defined param('allUnread')){ #List threads in this board
 135                 $BODY->param(AllUnread => 1);
 136                 $BODY->param(Id => $board->{id});
 137                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 138                 $BODY->param(Date => $time);
 139                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 140                 my @categories;
 141                 while (my $category = $categories->fetchrow_hashref){
 142                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 143                         my @boards;
 144                         while (my $board = $boards->fetchrow_hashref){
 145                                 $threads->execute($board->{id},$ND::UID,1) or $ND::ERROR .= p($DBH->errstr);
 146                                 my $i = 0;
 147                                 my @threads;
 148                                 while (my $thread = $threads->fetchrow_hashref){
 149                                         $i++;
 150                                         $thread->{Odd} = $i % 2;
 151                                         push @threads,$thread;
 152                                 }
 153                                 $board->{Threads} = \@threads;
 154                                 delete $board->{post};
 155                                 push @boards,$board if $i > 0;
 156                         }
 157                         $category->{Boards} = \@boards;
 158                         delete $category->{id};
 159                         push @categories,$category if @boards;
 160                 }
 161                 $BODY->param(Categories => \@categories);
 162
 163         }elsif($board){ #List threads in this board
 164                 $BODY->param(ViewBoard => 1);
 165                 $BODY->param(Title => $board->{board});
 166                 $BODY->param(Post => $board->{post});
 167                 $BODY->param(Moderate => $board->{moderate});
 168                 $BODY->param(Id => $board->{id});
 169                 $BODY->param(FBID => $board->{id});
 170                 $BODY->param(Board => $board->{board});
 171                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 172                 $BODY->param(Date => $time);
 173                 $threads->execute($board->{id},$ND::UID,0) or $ND::ERROR .= p($DBH->errstr);
 174                 my $i = 0;
 175                 my @threads;
 176                 while (my $thread = $threads->fetchrow_hashref){
 177                         $i++;
 178                         $thread->{Odd} = $i % 2;
 179                         push @threads,$thread;
 180                 }
 181                 $BODY->param(Threads => \@threads);
 182
 183                 if ($board->{moderate}){
 184                         $categories->execute or $ND::ERROR .= p($DBH->errstr);
 185                         my @categories;
 186                         while (my $category = $categories->fetchrow_hashref){
 187                                 $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 188                                 if ($category->{id} == $board->{fcid}){
 189                                         $BODY->param(Category => $category->{category});
 190                                 }
 191
 192                                 my @boards;
 193                                 while (my $b = $boards->fetchrow_hashref){
 194                                         next if (not $b->{post} or $b->{id} == $board->{id});
 195                                         delete $b->{post};
 196                                         push @boards,$b;
 197                                 }
 198                                 $category->{Boards} = \@boards;
 199                                 delete $category->{id};
 200                                 push @categories,$category if @boards;
 201                         }
 202                         $BODY->param(Categories => \@categories);
 203                 }
 204
 205         }else{ #List boards
 206                 $BODY->param(Overview => 1);
 207                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 208                 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
 209                         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
 210                         WHERE fb.fcid = $1 AND
 211                         fb.fbid IN (SELECT fbid FROM forum_access WHERE gid IN (SELECT groups($2)))
 212                         GROUP BY fb.fbid, fb.board
 213                         ORDER BY fb.fbid        });
 214                 my @categories;
 215                 while (my $category = $categories->fetchrow_hashref){
 216                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 217                         my @boards;
 218                         my $i = 0;
 219                         while (my $board = $boards->fetchrow_hashref){
 220                                 $i++;
 221                                 $board->{Odd} = $i % 2;
 222                                 push @boards,$board;
 223                         }
 224                         $category->{Boards} = \@boards;
 225                         delete $category->{id};
 226                         push @categories,$category if $i > 0;
 227                 }
 228                 $BODY->param(Categories => \@categories);
 229
 230         }
 231         return $BODY;
 232 }
 233
 234 1;
 235