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 warn $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
  55                                 gid IN (SELECT groups($2))
  56                         GROUP BY fb.fbid,fb.board,fb.fcid
  57                 });
  58                 $board = $DBH->selectrow_hashref($boards,undef,param('b'),$ND::UID) or warn $DBH->errstr;
  59         }
  60         if (param('markAsRead')){
  61                 my $threads = $DBH->prepare(q{SELECT ft.ftid AS id,ft.subject
  62                         ,count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread
  63                         ,count(fp.fpid) AS posts, max(fp.time)::timestamp as last_post
  64                         FROM forum_threads ft
  65                                 JOIN forum_posts fp USING (ftid)
  66                                 LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
  67                         WHERE ((ft.fbid IS NULL AND $1 IS NULL) OR ft.fbid = $1) AND fp.time <= $3
  68                         GROUP BY ft.ftid, ft.subject
  69                         HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= 1
  70                 });
  71
  72                 $threads->bind_param('$1',$board->{id},{TYPE => DBI::SQL_INTEGER }) or warn $DBH->errstr;
  73                 $threads->bind_param('$2',$ND::UID,{TYPE => DBI::SQL_INTEGER }) or warn $DBH->errstr;
  74                 $threads->bind_param('$3',param('markAsRead')) or warn $DBH->errstr;
  75                 $threads->execute or warn $DBH->errstr;
  76                 while (my $thread = $threads->fetchrow_hashref){
  77                         markThreadAsRead $thread->{id};
  78                 }
  79         }
  80
  81         my $thread;
  82         if(param('t')){
  83                 my $findThread = $DBH->prepare(q{SELECT ft.ftid AS id,ft.subject, bool_or(fa.post) AS post
  84                         , bool_or(fa.moderate) AS moderate,ft.fbid,fb.board,fb.fcid,ft.sticky
  85                         FROM forum_boards fb NATURAL JOIN forum_access fa NATURAL JOIN forum_threads ft
  86                         WHERE ft.ftid = $1 AND
  87                                 gid IN (SELECT groups($2))
  88                         GROUP BY ft.ftid,ft.subject,ft.fbid,fb.board,fb.fcid,ft.sticky
  89                 });
  90                 $thread = $DBH->selectrow_hashref($findThread,undef,param('t'),$ND::UID) or warn $DBH->errstr;
  91         }
  92
  93         if (defined param('cmd')){
  94                 if(param('cmd') eq 'Submit' or param('cmd') eq 'Preview'){
  95                         $DBH->begin_work;
  96                         if ($board && $board->{post}){
  97                                 $thread = addForumThread $DBH,$board,$ND::UID,param('subject');
  98                         }
  99                         if (param('cmd') eq 'Submit' and $thread && $thread->{post}){
 100                                 addForumPost($DBH,$thread,$ND::UID,param('message'));
 101                                 $self->{RETURN} = 'REDIRECT';
 102                                 $self->{REDIR_LOCATION} = "/forum?t=$thread->{id}#NewPosts";
 103                         }
 104                         $DBH->commit or warn $DBH->errstr;
 105                         return if $self->{RETURN};
 106                 }
 107                 if(param('cmd') eq 'Move' && $board->{moderate}){
 108                         $DBH->begin_work;
 109                         my $moveThread = $DBH->prepare(q{UPDATE forum_threads SET fbid = $1 WHERE ftid = $2 AND fbid = $3});
 110                         for my $param (param()){
 111                                 if ($param =~ /t:(\d+)/){
 112                                         $moveThread->execute(param('board'),$1,$board->{id}) or warn $DBH->errstr;
 113                                         if ($moveThread->rows > 0){
 114                                                 log_message $ND::UID, qq{Moved thread: $1 to board: }.param('board');
 115                                         }
 116                                 }
 117                         }
 118                         $DBH->commit or warn $DBH->errstr;
 119                 }
 120                 if($thread && param('cmd') eq 'Sticky' && $thread->{moderate}){
 121                         if ($DBH->do(q{UPDATE forum_threads SET sticky = TRUE WHERE ftid = ?}, undef,$thread->{id})){
 122                                 $thread->{sticky} = 1;
 123                         }else{
 124                                 warn $DBH->errstr;
 125                         }
 126                 }
 127                 if($thread && param('cmd') eq 'Unsticky' && $thread->{moderate}){
 128                         if ($DBH->do(q{UPDATE forum_threads SET sticky = FALSE WHERE ftid = ?}, undef,$thread->{id})){
 129                                 $thread->{sticky} = 0;
 130                         }else{
 131                                 warn $DBH->errstr;
 132                         }
 133                 }
 134         }
 135
 136
 137         if ($thread){ #Display the thread
 138                 $BODY->param(Title =>  $thread->{subject});
 139                 $BODY->param(FBID =>  $thread->{fbid});
 140                 $BODY->param(Board =>  $thread->{board});
 141                 $BODY->param(FTID =>  $thread->{id});
 142                 $BODY->param(Moderate =>  $thread->{moderate});
 143                 $BODY->param(Sticky =>  $thread->{sticky} ? 'Unsticky' : 'Sticky');
 144                 $BODY->param(Thread => viewForumThread $thread);
 145                 my ($category) = $DBH->selectrow_array(q{SELECT category FROM forum_categories WHERE fcid = $1}
 146                         ,undef,$thread->{fcid}) or warn $DBH->errstr;
 147                 $BODY->param(Category =>  $category);
 148
 149         }elsif(defined $self->{allUnread}){ #List threads in this board
 150                 $BODY->param(AllUnread => 1);
 151
 152                 my $threads = $DBH->prepare(q{SELECT fcid,category,fbid,board,ft.ftid AS id,u.username,ft.subject,
 153                 count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,count(fp.fpid) AS posts,
 154                 date_trunc('seconds',max(fp.time)::timestamp) as last_post,
 155                 min(fp.time)::date as posting_date, ft.sticky
 156                 FROM forum_categories fc
 157                         JOIN forum_boards fb USING (fcid)
 158                         JOIN forum_threads ft USING (fbid)
 159                         JOIN forum_posts fp USING (ftid)
 160                         JOIN users u ON u.uid = ft.uid
 161                         LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $1) ftv ON ftv.ftid = ft.ftid
 162                 WHERE fbid > 0 AND
 163                         fb.fbid IN (SELECT fbid FROM forum_access WHERE gid IN (SELECT groups($1)))
 164                 GROUP BY fcid,category,fbid,board,ft.ftid, ft.subject,ft.sticky,u.username
 165                 HAVING count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) >= 1
 166                 ORDER BY fcid,fbid,sticky DESC,last_post DESC});
 167
 168                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 169                 $BODY->param(Date => $time);
 170                 $threads->execute($ND::UID) or warn $DBH->errstr;
 171                 my @categories;
 172                 my $category = {fcid => 0};
 173                 my $board = {id => 0};
 174                 while (my $thread = $threads->fetchrow_hashref){
 175                         if ($category->{fcid} != $thread->{fcid}){
 176                                 delete $category->{fcid};
 177                                 $category = {fcid => $thread->{fcid}, category => $thread->{category}};
 178                                 push @categories,$category;
 179                         }
 180                         if ($board->{id} != $thread->{fbid}){
 181                                 $board = {id => $thread->{fbid}, board => $thread->{board}};
 182                                 push @{$category->{Boards}},$board;
 183                         }
 184                         delete $thread->{fcid};
 185                         delete $thread->{fbid};
 186                         delete $thread->{category};
 187                         delete $thread->{board};
 188                         push @{$board->{Threads}},$thread;
 189                 }
 190                 delete $category->{fcid};
 191                 $BODY->param(Categories => \@categories);
 192
 193         }elsif($board){ #List threads in this board
 194                 $BODY->param(ViewBoard => 1);
 195                 $BODY->param(Title => $board->{board});
 196                 $BODY->param(Post => $board->{post});
 197                 $BODY->param(Moderate => $board->{moderate});
 198                 $BODY->param(Id => $board->{id});
 199                 $BODY->param(FBID => $board->{id});
 200                 $BODY->param(Board => $board->{board});
 201                 my ($time) = $DBH->selectrow_array('SELECT now()::timestamp',undef);
 202                 $BODY->param(Date => $time);
 203
 204                 my $threads = $DBH->prepare(q{SELECT ft.ftid AS id,u.username,ft.subject
 205                         ,count(NULLIF(COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread,count(fp.fpid) AS posts
 206                         ,date_trunc('seconds',max(fp.time)::timestamp) as last_post
 207                         ,min(fp.time)::date as posting_date, ft.sticky
 208                         FROM forum_threads ft
 209                                 JOIN forum_posts fp USING (ftid)
 210                                 JOIN users u ON u.uid = ft.uid
 211                                 LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $2) ftv ON ftv.ftid = ft.ftid
 212                         WHERE ft.fbid = $1
 213                         GROUP BY ft.ftid, ft.subject,ft.sticky,u.username
 214                         ORDER BY sticky DESC,last_post DESC
 215                 }) or warn $DBH->errstr;
 216                 $threads->execute($board->{id},$ND::UID) or warn $DBH->errstr;
 217                 my @threads;
 218                 while (my $thread = $threads->fetchrow_hashref){
 219                         push @threads,$thread;
 220                 }
 221                 $BODY->param(Threads => \@threads);
 222
 223                 if ($board->{moderate}){
 224                         my $categories = $DBH->prepare(q{SELECT fcid AS id,category FROM forum_categories ORDER BY fcid});
 225                         my $boards = $DBH->prepare(q{SELECT fb.fbid AS id,fb.board, bool_or(fa.post) AS post
 226                                 FROM forum_boards fb NATURAL JOIN forum_access fa
 227                                 WHERE fb.fcid = $1 AND
 228                                         gid IN (SELECT groups($2))
 229                                 GROUP BY fb.fbid,fb.board
 230                                 ORDER BY fb.fbid
 231                         });
 232                         $categories->execute or warn $DBH->errstr;
 233                         my @categories;
 234                         while (my $category = $categories->fetchrow_hashref){
 235                                 $boards->execute($category->{id},$ND::UID) or warn $DBH->errstr;
 236
 237                                 my @boards;
 238                                 while (my $b = $boards->fetchrow_hashref){
 239                                         next if (not $b->{post} or $b->{id} == $board->{id});
 240                                         delete $b->{post};
 241                                         push @boards,$b;
 242                                 }
 243                                 $category->{Boards} = \@boards;
 244                                 delete $category->{id};
 245                                 push @categories,$category if @boards;
 246                         }
 247                         $BODY->param(Categories => \@categories);
 248                 }
 249                 my ($category) = $DBH->selectrow_array(q{SELECT category FROM forum_categories WHERE fcid = $1}
 250                         ,undef,$board->{fcid}) or warn $DBH->errstr;
 251                 $BODY->param(Category =>  $category);
 252         }else{ #List boards
 253                 $BODY->param(Overview => 1);
 254                 my $boards = $DBH->prepare(q{SELECT fcid,category,fb.fbid AS id,fb.board
 255                         ,count(NULLIF(COALESCE(fp.fpid::BOOLEAN,FALSE)
 256                                 AND COALESCE(fp.time > ftv.time,TRUE),FALSE)) AS unread
 257                         ,date_trunc('seconds',max(fp.time)::timestamp) as last_post
 258                         FROM forum_categories
 259                                 JOIN forum_boards fb USING (fcid)
 260                                 LEFT OUTER JOIN forum_threads ft USING (fbid)
 261                                 LEFT OUTER JOIN forum_posts fp USING (ftid)
 262                                 LEFT OUTER JOIN (SELECT * FROM forum_thread_visits WHERE uid = $1) ftv USING (ftid)
 263                         WHERE EXISTS (SELECT fbid FROM forum_access WHERE fbid = fb.fbid AND gid IN (SELECT groups($1)))
 264                         GROUP BY fcid,category,fb.fbid, fb.board
 265                         ORDER BY fcid,fb.fbid
 266                 });
 267                 $boards->execute($ND::UID) or warn $DBH->errstr;
 268                 my @categories;
 269                 my $category = {fcid => 0};
 270                 while (my $board = $boards->fetchrow_hashref){
 271                         if ($category->{fcid} != $board->{fcid}){
 272                                 delete $category->{fcid};
 273                                 $category = {fcid => $board->{fcid}, category => $board->{category}};
 274                                 push @categories,$category;
 275                         }
 276                         delete $board->{fcid};
 277                         delete $board->{category};
 278                         push @{$category->{Boards}},$board;
 279                 }
 280                 delete $category->{fcid};
 281                 $BODY->param(Categories => \@categories);
 282
 283         }
 284         return $BODY;
 285 }
 286
 287 1;
 288