NDWeb/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 NDWeb::Pages::Forum;
  21 use strict;
  22 use warnings;
  23 use NDWeb::Forum;
  24 use CGI qw/:standard/;
  25 use NDWeb::Include;
  26 use ND::Include;
  27
  28 use base qw/NDWeb::XMLPage/;
  29
  30 $NDWeb::Page::PAGES{forum} = __PACKAGE__;
  31
  32 sub parse {
  33         my $self = shift;
  34         if ($self->{URI} =~ m{^/.*/allUnread}){
  35                 $self->{allUnread} = 1;
  36         }elsif ($self->{URI} =~ m{^/.*/search(?:/(.*))?}){
  37                 bless $self, 'NDWeb::Pages::Forum::Search';
  38                 $self->{PAGE} = 'forum/search';
  39         }
  40 }
  41
  42 sub render_body {
  43         my $self = shift;
  44         my ($BODY) = @_;
  45         $self->{TITLE} = 'Forum';
  46         my $DBH = $self->{DBH};
  47
  48         $DBH->do(q{UPDATE users SET last_forum_visit = NOW() WHERE uid = $1},undef,$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  49
  50         my $board;
  51         if(param('b')){
  52                 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
  53                         FROM forum_boards fb NATURAL JOIN forum_access fa
  54                         WHERE fb.fbid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
  55                         WHERE uid = $2))
  56                         GROUP BY fb.fbid,fb.board,fb.fcid});
  57                 $board = $DBH->selectrow_hashref($boards,undef,param('b'),$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  58         }
  59         if (param('markAsRead')){
  60                 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
  61                 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
  62                 WHERE ((ft.fbid IS NULL AND $1 IS NULL) OR ft.fbid = $1) AND fp.time <= $3
  63                 GROUP BY ft.ftid, ft.subject
  64                 HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= 1
  65                 });
  66
  67                 $threads->bind_param('$1',$board->{id},{TYPE => DBI::SQL_INTEGER }) or $ND::ERROR .= p($DBH->errstr);
  68                 $threads->bind_param('$2',$ND::UID,{TYPE => DBI::SQL_INTEGER }) or $ND::ERROR .= p($DBH->errstr);
  69                 $threads->bind_param('$3',param('markAsRead')) or $ND::ERROR .= p($DBH->errstr);
  70                 $threads->execute or $ND::ERROR .= p($DBH->errstr);
  71                 while (my $thread = $threads->fetchrow_hashref){
  72                         markThreadAsRead $thread->{id};
  73                 }
  74         }
  75
  76         my $thread;
  77         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,ft.sticky
  78                 FROM forum_boards fb NATURAL JOIN forum_access fa NATURAL JOIN forum_threads ft
  79                 WHERE ft.ftid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
  80                 WHERE uid = $2))
  81                 GROUP BY ft.ftid,ft.subject,ft.fbid,fb.board,fb.fcid,ft.sticky});
  82         if(param('t')){
  83                 $thread = $DBH->selectrow_hashref($findThread,undef,param('t'),$ND::UID) or $ND::ERROR .= p($DBH->errstr);
  84         }
  85
  86         if (defined param('cmd')){
  87                 if(param('cmd') eq 'Submit' or param('cmd') eq 'Preview'){
  88                         $DBH->begin_work;
  89                         if ($board && $board->{post}){
  90                                 $thread = addForumThread $DBH,$board,$ND::UID,param('subject');
  91                         }
  92                         if (param('cmd') eq 'Submit' and $thread && $thread->{post}){
  93                                 addForumPost($DBH,$thread,$ND::UID,param('message'));
  94                                 $self->{RETURN} = 'REDIRECT';
  95                                 $self->{REDIR_LOCATION} = "/forum?t=$thread->{id}#NewPosts";
  96                         }
  97                         $DBH->commit or $ND::ERROR .= p($DBH->errstr);
  98                         return if $self->{RETURN};
  99                 }
 100                 if(param('cmd') eq 'Move' && $board->{moderate}){
 101                         $DBH->begin_work;
 102                         my $moveThread = $DBH->prepare(q{UPDATE forum_threads SET fbid = $1 WHERE ftid = $2 AND fbid = $3});
 103                         for my $param (param()){
 104                                 if ($param =~ /t:(\d+)/){
 105                                         $moveThread->execute(param('board'),$1,$board->{id}) or $ND::ERROR .= p($DBH->errstr);
 106                                         if ($moveThread->rows > 0){
 107                                                 log_message $ND::UID, qq{Moved thread: $1 to board: }.param('board');
 108                                         }
 109                                 }
 110                         }
 111                         $DBH->commit or $ND::ERROR .= p($DBH->errstr);
 112                 }
 113                 if($thread && param('cmd') eq 'Sticky' && $thread->{moderate}){
 114                         if ($DBH->do(q{UPDATE forum_threads SET sticky = TRUE WHERE ftid = ?}, undef,$thread->{id})){
 115                                 $thread->{sticky} = 1;
 116                         }else{
 117                                 $ND::ERROR .= p($DBH->errstr);
 118                         }
 119                 }
 120                 if($thread && param('cmd') eq 'Unsticky' && $thread->{moderate}){
 121                         if ($DBH->do(q{UPDATE forum_threads SET sticky = FALSE WHERE ftid = ?}, undef,$thread->{id})){
 122                                 $thread->{sticky} = 0;
 123                         }else{
 124                                 $ND::ERROR .= p($DBH->errstr);
 125                         }
 126                 }
 127         }
 128
 129         my $categories = $DBH->prepare(q{SELECT fcid AS id,category FROM forum_categories ORDER BY fcid});
 130         my $boards = $DBH->prepare(q{SELECT fb.fbid AS id,fb.board, bool_or(fa.post) AS post
 131                 FROM forum_boards fb NATURAL JOIN forum_access fa
 132                 WHERE fb.fcid = $1 AND (gid = -1 OR gid IN (SELECT gid FROM groupmembers
 133                 WHERE uid = $2))
 134                 GROUP BY fb.fbid,fb.board
 135                 ORDER BY fb.fbid
 136                         });
 137         my $threads = $DBH->prepare(q{SELECT ft.ftid AS id,u.username,ft.subject,
 138                 count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,count(fp.fpid) AS posts,
 139                 date_trunc('seconds',max(fp.time)::timestamp) as last_post,
 140                 min(fp.time)::date as posting_date, ft.sticky
 141                 FROM forum_threads ft JOIN forum_posts fp USING (ftid)
 142                         JOIN users u ON u.uid = ft.uid
 143                         LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
 144                 WHERE ft.fbid = $1
 145                 GROUP BY ft.ftid, ft.subject,ft.sticky,u.username
 146                 HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= $3
 147                 ORDER BY sticky DESC,last_post DESC});
 148
 149         if ($thread){ #Display the thread
 150                 $BODY->param(Title =>  $thread->{subject});
 151                 $BODY->param(FBID =>  $thread->{fbid});
 152                 $BODY->param(Board =>  $thread->{board});
 153                 $BODY->param(FTID =>  $thread->{id});
 154                 $BODY->param(Moderate =>  $thread->{moderate});
 155                 $BODY->param(Sticky =>  $thread->{sticky} ? 'Unsticky' : 'Sticky');
 156                 $BODY->param(Thread => viewForumThread $thread);
 157                 my ($category) = $DBH->selectrow_array(q{SELECT category FROM forum_categories WHERE fcid = $1}
 158                         ,undef,$thread->{fcid}) or $ND::ERROR .= p($DBH->errstr);
 159                 $BODY->param(Category =>  $category);
 160
 161         }elsif(defined $self->{allUnread}){ #List threads in this board
 162                 $BODY->param(AllUnread => 1);
 163                 $BODY->param(Id => $board->{id});
 164                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 165                 $BODY->param(Date => $time);
 166                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 167                 my @categories;
 168                 while (my $category = $categories->fetchrow_hashref){
 169                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 170                         my @boards;
 171                         while (my $board = $boards->fetchrow_hashref){
 172                                 next if $board->{id} < 0;
 173                                 $threads->execute($board->{id},$ND::UID,1) or $ND::ERROR .= p($DBH->errstr);
 174                                 my @threads;
 175                                 while (my $thread = $threads->fetchrow_hashref){
 176                                         push @threads,$thread;
 177                                 }
 178                                 $board->{Threads} = \@threads;
 179                                 delete $board->{post};
 180                                 push @boards,$board if $threads->rows > 0;
 181                         }
 182                         $category->{Boards} = \@boards;
 183                         delete $category->{id};
 184                         push @categories,$category if @boards;
 185                 }
 186                 $BODY->param(Categories => \@categories);
 187
 188         }elsif($board){ #List threads in this board
 189                 $BODY->param(ViewBoard => 1);
 190                 $BODY->param(Title => $board->{board});
 191                 $BODY->param(Post => $board->{post});
 192                 $BODY->param(Moderate => $board->{moderate});
 193                 $BODY->param(Id => $board->{id});
 194                 $BODY->param(FBID => $board->{id});
 195                 $BODY->param(Board => $board->{board});
 196                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 197                 $BODY->param(Date => $time);
 198                 $threads->execute($board->{id},$ND::UID,0) or $ND::ERROR .= p($DBH->errstr);
 199                 my @threads;
 200                 while (my $thread = $threads->fetchrow_hashref){
 201                         push @threads,$thread;
 202                 }
 203                 $BODY->param(Threads => \@threads);
 204
 205                 if ($board->{moderate}){
 206                         $categories->execute or $ND::ERROR .= p($DBH->errstr);
 207                         my @categories;
 208                         while (my $category = $categories->fetchrow_hashref){
 209                                 $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 210
 211                                 my @boards;
 212                                 while (my $b = $boards->fetchrow_hashref){
 213                                         next if (not $b->{post} or $b->{id} == $board->{id});
 214                                         delete $b->{post};
 215                                         push @boards,$b;
 216                                 }
 217                                 $category->{Boards} = \@boards;
 218                                 delete $category->{id};
 219                                 push @categories,$category if @boards;
 220                         }
 221                         $BODY->param(Categories => \@categories);
 222                 }
 223                 my ($category) = $DBH->selectrow_array(q{SELECT category FROM forum_categories WHERE fcid = $1}
 224                         ,undef,$board->{fcid}) or $ND::ERROR .= p($DBH->errstr);
 225                 $BODY->param(Category =>  $category);
 226         }else{ #List boards
 227                 $BODY->param(Overview => 1);
 228                 $categories->execute or $ND::ERROR .= p($DBH->errstr);
 229                 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
 230                         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
 231                         WHERE fb.fcid = $1 AND
 232                         fb.fbid IN (SELECT fbid FROM forum_access WHERE gid IN (SELECT groups($2)))
 233                         GROUP BY fb.fbid, fb.board
 234                         ORDER BY fb.fbid        });
 235                 my @categories;
 236                 while (my $category = $categories->fetchrow_hashref){
 237                         $boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
 238                         my @boards;
 239                         while (my $board = $boards->fetchrow_hashref){
 240                                 push @boards,$board;
 241                         }
 242                         $category->{Boards} = \@boards;
 243                         delete $category->{id};
 244                         push @categories,$category if $boards->rows > 0;
 245                 }
 246                 $BODY->param(Categories => \@categories);
 247
 248         }
 249         return $BODY;
 250 }
 251
 252 1;
 253