343 lines
15 KiB
Perl
343 lines
15 KiB
Perl
package WebGUI::Discussion;
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#-------------------------------------------------------------------
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# WebGUI is Copyright 2001-2002 Plain Black Software.
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#-------------------------------------------------------------------
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# Please read the legal notices (docs/legal.txt) and the license
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# (docs/license.txt) that came with this distribution before using
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# this software.
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#-------------------------------------------------------------------
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# http://www.plainblack.com info@plainblack.com
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#-------------------------------------------------------------------
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use strict;
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use Tie::CPHash;
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use WebGUI::DateTime;
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use WebGUI::HTML;
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use WebGUI::HTMLForm;
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use WebGUI::International;
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use WebGUI::Session;
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use WebGUI::SQL;
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use WebGUI::URL;
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#-------------------------------------------------------------------
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sub _deleteReplyTree {
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my ($sth, %data, $messageId);
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tie %data, 'Tie::CPHash';
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$sth = WebGUI::SQL->read("select messageId from discussion where pid=$_[0] order by messageId");
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while (%data = $sth->hash) {
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_deleteReplyTree($data{messageId});
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WebGUI::SQL->write("delete from discussion where messageId=$data{messageId}");
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}
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$sth->finish;
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}
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#-------------------------------------------------------------------
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sub _duplicateReplyTree {
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my ($sth, %data, $newMessageId);
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$sth = WebGUI::SQL->read("select * from discussion where pid=$_[0] order by messageId");
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while (%data = $sth->hash) {
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$newMessageId = getNextId("messageId");
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WebGUI::SQL->write("insert into discussion values ($newMessageId, $_[2], $_[3], $_[1], $data{userId}, "
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.quote($data{username}).", ".quote($data{subject}).", ".quote($data{message}).
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", $data{dateOfPost}, $_[4])");
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_duplicateReplyTree($data{messageId},$newMessageId,$_[2],$_[3],$_[4]);
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}
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$sth->finish;
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}
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#-------------------------------------------------------------------
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sub duplicate {
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my ($sth, %data, $newMessageId, $oldSubId, $newSubId);
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$oldSubId = $_[2] || 0;
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$newSubId = $_[3] || 0;
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$sth = WebGUI::SQL->read("select * from discussion where wobjectId=$_[0] and pid=0 and subId=$oldSubId order by messageId");
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while (%data = $sth->hash) {
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$newMessageId = getNextId("messageId");
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WebGUI::SQL->write("insert into discussion values ($newMessageId, $newMessageId, $_[1], 0, $data{userId}, ".quote($data{username}).", ".quote($data{subject}).", ".quote($data{message}).", $data{dateOfPost}, $newSubId)");
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_duplicateReplyTree($data{messageId},$newMessageId,$newMessageId,$_[1],$newSubId);
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}
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$sth->finish;
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}
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#-------------------------------------------------------------------
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sub deleteMessage {
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my ($output);
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$output = '<h1>'.WebGUI::International::get(42).'</h1>';
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$output .= WebGUI::International::get(401);
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$output .= '<p>';
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$output .= '<div align="center"><a href="'.WebGUI::URL::page('func=deleteMessageConfirm&wid='.
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$session{form}{wid}.'&mid='.$session{form}{mid}).'">';
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$output .= WebGUI::International::get(44);
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$output .= '</a>';
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$output .= ' <a href="'.WebGUI::URL::page('func=showMessage&wid='.
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$session{form}{wid}.'&mid='.$session{form}{mid}).'">';
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$output .= WebGUI::International::get(45);
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$output .= '</a></div>';
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return $output;
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}
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#-------------------------------------------------------------------
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sub deleteMessageConfirm {
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_deleteReplyTree($session{form}{mid});
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WebGUI::SQL->write("delete from discussion where messageId=$session{form}{mid}");
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return "";
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}
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#-------------------------------------------------------------------
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sub formatHeader {
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my $output;
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$output = '<b>'.WebGUI::International::get(237).'</b> '.formatSubject($_[0]).'<br>' if ($_[0] ne "");
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$output .= '<b>'.WebGUI::International::get(238).'</b>
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<a href="'.WebGUI::URL::page('op=viewProfile&uid='.$_[1]).'">'.$_[2].'</a><br>' if ($_[1] && $_[2] ne "");
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$output .= "<b>".WebGUI::International::get(239)."</b> ".epochToHuman($_[3],"%z %Z")."<br>" if ($_[3]);
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$output .= "<b>".WebGUI::International::get(514).":</b> ".$_[4]."<br>" if ($_[4]);
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return $output;
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}
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#-------------------------------------------------------------------
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sub formatMessage {
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my $output;
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$output = $_[0];
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$output = WebGUI::HTML::filter($output);
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unless ($output =~ /\<div\>/ig || $output =~ /\<br\>/ig || $output =~ /\<p\>/ig) {
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$output =~ s/\n/\<br\>/g;
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}
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return $output;
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}
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#-------------------------------------------------------------------
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sub formatSubject {
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my $output;
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$output = $_[0];
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$output = WebGUI::HTML::filter($output,'all');
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return $output;
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}
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#-------------------------------------------------------------------
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sub getMessage {
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my (%message);
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tie %message, 'Tie::CPHash';
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%message = WebGUI::SQL->quickHash("select * from discussion where messageId='$_[0]'");
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return %message;
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}
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#-------------------------------------------------------------------
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sub post {
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my ($html, $header, $footer, $f, %message);
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tie %message, 'Tie::CPHash';
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$f = WebGUI::HTMLForm->new;
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if ($session{form}{replyTo} ne "") { # is a reply
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$header = WebGUI::International::get(234);
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%message = getMessage($session{form}{replyTo});
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$footer = formatHeader($message{subject},$message{userId},$message{username},$message{dateOfPost},$message{views})
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.'<p>'.formatMessage($message{message});
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$message{message} = "";
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$message{subject} = formatSubject("Re: ".$message{subject});
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$session{form}{mid} = "new";
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$f->hidden("replyTo",$session{form}{replyTo});
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if ($session{user}{userId} == 1) {
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$f->text("visitorName",WebGUI::International::get(438));
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}
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} elsif ($session{form}{mid} eq "new") { # is an entirely new thread
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$header = WebGUI::International::get(231);
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if ($session{user}{userId} == 1) {
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$f->text("visitorName",WebGUI::International::get(438));
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}
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} else { # is editing an existing message
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$header = WebGUI::International::get(228);
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%message = getMessage($session{form}{mid});
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$footer = formatHeader($message{subject},$message{userId},$message{username},$message{dateOfPost},$message{views})
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.'<p>'.formatMessage($message{message});
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$message{subject} = formatSubject($message{subject});
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}
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$f->hidden("func","postSave");
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$f->hidden("wid",$session{form}{wid});
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$f->hidden("sid",$session{form}{sid});
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$f->hidden("mid",$session{form}{mid});
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$f->text("subject",WebGUI::International::get(229),$message{subject});
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$f->HTMLArea("message",WebGUI::International::get(230),$message{message});
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$f->submit;
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$html = '<h1>'.$header.'</h1>';
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$html .= $f->print;
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$html .= '<p/>'.$footer;
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return $html;
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}
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#-------------------------------------------------------------------
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sub postSave {
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my ($rid, $username, $pid);
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if ($session{form}{subject} eq "") {
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$session{form}{subject} = WebGUI::International::get(232);
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}
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if ($session{form}{message} eq "") {
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$session{form}{subject} .= ' '.WebGUI::International::get(233);
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}
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if ($session{form}{mid} eq "new") {
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if ($session{user}{userId} = 1) {
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if ($session{form}{visitorName} eq "") {
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$username = $session{user}{username};
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} else {
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$username = $session{form}{visitorName};
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}
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} else {
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$username = $session{user}{username};
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}
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if ($session{form}{sid} eq "") {
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$session{form}{sid} = 0;
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}
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$session{form}{mid} = getNextId("messageId");
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if ($session{form}{replyTo} ne "") {
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($rid) = WebGUI::SQL->quickArray("select rid from discussion where messageId=$session{form}{replyTo}");
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$pid = $session{form}{replyTo};
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} else {
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$rid = $session{form}{mid};
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$pid = 0;
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}
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WebGUI::SQL->write("insert into discussion (messageId, wobjectId, subId, rid, pid, userId, username) values
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($session{form}{mid},$session{form}{wid},$session{form}{sid},$rid,$pid,$session{user}{userId},".quote($username).")");
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} elsif ($session{setting}{addEditStampToPosts}) {
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$session{form}{message} = "\n --- (Edited at ".localtime(time)." by $session{user}{username}) --- \n\n".$session{form}{message};
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}
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WebGUI::SQL->write("update discussion set subject=".quote($session{form}{subject}).",
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message=".quote($session{form}{message}).", dateOfPost=".time()." where messageId=$session{form}{mid}");
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return "";
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}
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#-------------------------------------------------------------------
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sub purge {
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WebGUI::SQL->write("delete from discussion where wobjectId=$_[0]");
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}
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#-------------------------------------------------------------------
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sub showMessage {
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my (@data, $html, %message, $sqlAdd);
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tie %message, 'Tie::CPHash';
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if ($session{form}{sid}) {
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$sqlAdd = " and subId=$session{form}{sid}";
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}
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if ($session{form}{mid} eq "") {
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($session{form}{mid}) = WebGUI::SQL->quickArray("select min(messageId) from discussion where wobjectId=$session{form}{wid}".$sqlAdd);
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}
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WebGUI::SQL->write("update discussion set views=views+1 where messageId=$session{form}{mid}");
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%message = getMessage($session{form}{mid});
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if ($message{messageId}) {
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$html .= '<h1>'.$message{subject}.'</h1>';
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$html .= '<table width="100%" cellpadding=3 cellspacing=1 border=0><tr><td class="tableHeader">';
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$html .= formatHeader($message{subject},$message{userId},$message{username},$message{dateOfPost},$message{views});
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$html .= '</td>';
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$html .= '<td rowspan=2 valign="top" class="tableMenu" nowrap>';
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$html .= $_[0];
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@data = WebGUI::SQL->quickArray("select max(messageId) from discussion
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where wobjectId=$message{wobjectId} and pid=0 and messageId<$message{rid}".$sqlAdd);
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if ($data[0] ne "") {
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$html .= '<a href="'.WebGUI::URL::page('func=showMessage&mid='.$data[0].'&sid='.$session{form}{sid}.'&wid='.
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$session{form}{wid}).'">« '.WebGUI::International::get(513).'</a><br>';
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}
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@data = WebGUI::SQL->quickArray("select min(messageId) from discussion
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where wobjectId=$message{wobjectId} and pid=0 and messageId>$message{rid}".$sqlAdd);
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if ($data[0] ne "") {
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$html .= '<a href="'.WebGUI::URL::page('func=showMessage&mid='.$data[0].'&sid='.$session{form}{sid}.'&wid='.
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$session{form}{wid}).'">'.WebGUI::International::get(512).' »</a><br>';
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}
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$html .= '</tr><tr><td class="tableData">';
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$html .= formatMessage($message{message}).'<p>';
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$html .= '</td></tr></table>';
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} else {
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$html = WebGUI::International::get(402);
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}
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return $html;
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}
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#-------------------------------------------------------------------
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sub showReplyTree {
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my (@data, $html, %message, @data);
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tie %message, 'Tie::CPHash';
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%message = getMessage($session{form}{mid});
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if ($message{messageId}) {
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$html .= '<table border=0 cellpadding=2 cellspacing=1 width="100%">';
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$html .= '<tr><td class="tableHeader">'.WebGUI::International::get(229).
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'</td><td class="tableHeader">'.WebGUI::International::get(244).
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'</td><td class="tableHeader">'.WebGUI::International::get(245).'</td></tr>';
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@data = WebGUI::SQL->quickArray("select messageId,subject,username,dateOfPost,userId from discussion where messageId=$message{rid}");
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$data[1] = WebGUI::HTML::filter($data[1],'all');
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$html .= '<tr';
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if ($session{form}{mid} eq $message{rid}) {
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$html .= ' class="highlight"';
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}
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$html .= '><td class="tableData"><a href="'.WebGUI::URL::page('func=showMessage&mid='.$data[0].'&wid='.
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$message{wobjectId}).'">'.substr($data[1],0,30).'</a></td><td class="tableData"><a href="'.
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WebGUI::URL::page('op=viewProfile&uid='.$data[4]).'">'.$data[2].
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'</a></td><td class="tableData">'.
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epochToHuman($data[3],"%z %Z").'</td></tr>';
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$html .= traverseReplyTree($message{rid},0);
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$html .= "</table>";
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}
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return $html;
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}
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#-------------------------------------------------------------------
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sub showThreads {
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my ($sth, %data, $html, $sql);
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$sql = "select * from discussion where wobjectId=$session{form}{wid}";
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if ($session{form}{sid}) {
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$sql .= " and subId=$session{form}{sid}";
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}
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$sql .= " and pid=0 order by messageId desc";
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$sth = WebGUI::SQL->read($sql);
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$html .= '<table border=0 cellpadding=2 cellspacing=1 width="100%">';
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if ($session{user}{discussionLayout} eq "flat") {
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while (%data = $sth->hash) {
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$html .= '<tr><td class="tableHeader">';
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$html .= formatHeader($data{subject},$data{userId},$data{username},$data{dateOfPost},$data{views});
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$html .= '</td></tr>';
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$html .= '<tr><td class="tableData">'.formatMessage($data{message}).'</td></tr>';
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}
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} else {
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$html .= '<table border=0 cellpadding=2 cellspacing=1 width="100%">';
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$html .= '<tr><td class="tableHeader">'.WebGUI::International::get(229).'</td>
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<td class="tableHeader">'.WebGUI::International::get(244).'</td>
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<td class="tableHeader">'.WebGUI::International::get(245).'</td></tr>';
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while (%data = $sth->hash) {
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$data{subject} = WebGUI::HTML::filter($data{subject},'all');
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$html .= '<tr';
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if ($data{messageId} == $session{form}{mid}) {
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$html .= ' class="highlight"';
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}
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$html .= '><td class="tableData"><a href="'.WebGUI::URL::page('func=showMessage&mid='.
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$data{messageId}.'&wid='.$session{form}{wid}.'&sid='.$session{form}{sid}).'">'.substr($data{subject},0,30).
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'</a></td><td class="tableData"><a href="'.
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WebGUI::URL::page('op=viewProfile&uid='.$data{userId}).'">'.$data{username}.
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'</a></td><td class="tableData">'.epochToHuman($data{dateOfPost},"%z %Z").
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'</td></tr>';
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$html .= WebGUI::Discussion::traverseReplyTree($data{messageId},1);
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}
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$html .= '</table>';
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}
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$html .= '</table>';
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$sth->finish;
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return $html;
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}
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#-------------------------------------------------------------------
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sub traverseReplyTree {
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my ($sth, @data, $html, $depth, $i);
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for ($i=0;$i<=$_[1];$i++) {
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$depth .= " ";
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}
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$sth = WebGUI::SQL->read("select messageId,subject,username,dateOfPost,userId from discussion where pid=$_[0] order by messageId");
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while (@data = $sth->array) {
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$data[1] = WebGUI::HTML::filter($data[1],'all');
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$html .= '<tr';
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if ($session{form}{mid} eq $data[0]) {
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$html .= ' class="highlight"';
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}
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$html .= '><td class="tableData">'.$depth.'<a href="'.WebGUI::URL::page('func=showMessage&mid='.$data[0].'&wid='.$session{form}{wid}.'&sid='.$session{form}{sid}).'">'.substr($data[1],0,30).'</a></td><td class="tableData"><a href="'.WebGUI::URL::page('op=viewProfile&uid='.$data[4]).'">'.$data[2].'</a></td><td class="tableData">'.epochToHuman($data[3],"%z %Z").'</td></tr>';
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$html .= traverseReplyTree($data[0],$_[1]+1);
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}
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$sth->finish;
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return $html;
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}
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1;
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