boinc/html/forum/forum.inc

346 lines
11 KiB
PHP

<?php
require_once('../include/database.inc');
class Category {
var $id;
var $name;
function Category($id = -1, $name = '') {
$vars = get_class_vars('Category');
foreach ($vars as $var => $value)
$this->$var = $$var;
}
function getForums() {
$sql = 'SELECT * FROM forum WHERE category = '.$this->id.' ORDER BY orderID ASC';
return sql_query($sql);
}
}
class Forum {
var $id;
var $category;
var $orderID;
var $title;
var $description;
var $timestamp;
var $threads;
var $posts;
function Forum($id = -1, $category = -1, $orderID = -1, $title = '', $description = '', $timestamp = 0, $threads = 0, $posts = 0) {
$vars = get_class_vars('Forum');
foreach ($vars as $var => $value)
$this->$var = $$var;
}
function getThreads($min = -1, $nRec = -1) {
$sql = 'SELECT * FROM thread WHERE forum = '.$this->id.' ORDER BY timestamp DESC';
if ($min > -1) {
$sql .= ' LIMIT '.$min;
if ($nRec > -1)
$sql .= ', '.$nRec;
} elseif ($nRec > -1)
$sql .= ' LIMIT '.$nRec;
return sql_query($sql);
}
}
class Thread {
var $id;
var $forum;
var $owner;
var $title;
var $timestamp;
var $views;
var $replies;
function Thread($id = -1, $forum = -1, $owner = -1, $title = '', $timestamp = 0, $views = 0, $replies = 0) {
$vars = get_class_vars('Thread');
foreach ($vars as $var => $value)
$this->$var = $$var;
}
function getPosts($min = -1, $nRec = -1) {
$sql = 'SELECT * FROM post WHERE thread = '.$this->id.' ORDER BY id ASC';
if ($min > -1) {
$sql .= ' LIMIT '.$min;
if ($nRec > -1)
$sql .= ', '.$nRec;
} elseif ($nRec > -1)
$sql .= ' LIMIT '.$nRec;
return sql_query($sql);
}
function getRootPostsArray() {
$sql = 'SELECT * FROM post WHERE (thread = '.$this->id.') AND (parent_post IS NULL) ORDER BY id ASC';
$result = sql_query($sql);
if (mysql_num_rows($result) == 0) return NULL;
while ($obj = mysql_fetch_object($result)) {
$posts[] = $obj;
}
return $posts;
}
// Returns an array containing all posts in this thread ordered hierarchically.;
function getOrderedPostArray() {
$rootPosts = $this->getRootPostsArray();
// Sort $rootPosts by date (most recent first);
foreach($rootPosts as $post) {
$childPosts = $post->getChildPostArray();
$orderedPosts = array_merge($orderedPosts, $childPosts);
}
return $orderedPosts;
}
function post($content) {
$title = addslashes(htmlentities($this->title));
$content = addslashes(htmlentities($content));
$sql = "INSERT INTO thread (forum, owner, title, timestamp) VALUES (".$this->forum.", ".$this->owner.", '".$title."', UNIX_TIMESTAMP())";
$result = sql_query($sql);
if (!$result)
return false;
$this->id = sql_insert_id();
$post = new Post();
$post->thread = $this->id;
$post->user = $this->owner;
$post->content = $content;
$postID = $post->insert();
$sql = "UPDATE user SET posts = posts + 1 WHERE id = ".$this->owner." LIMIT 1";
sql_query($sql);
$sql = "UPDATE forum SET threads = threads + 1, posts = posts + 1, timestamp = UNIX_TIMESTAMP() WHERE id = ".$this->forum." LIMIT 1";
sql_query($sql);
return $thread->id;
}
function reply($user = -1, $content = "", $parent_post=NULL) {
$content = addslashes(htmlentities($content));
$post = new Post();
$post->thread = $this->id;
$post->user = $user;
$post->content = $content;
$post->parent_post = $parent_post;
$postID = $post->insert();
$sql = "UPDATE user SET posts = posts + 1 WHERE id = ".$user." LIMIT 1";
sql_query($sql);
$sql = "UPDATE thread SET replies = replies + 1, timestamp = UNIX_TIMESTAMP() WHERE id = ".$this->id." LIMIT 1";
sql_query($sql);
$sql = "UPDATE forum SET posts = posts + 1, timestamp = UNIX_TIMESTAMP() WHERE id = ".$this->forum." LIMIT 1";
sql_query($sql);
}
function incView() {
$sql = "UPDATE thread SET views = views + 1 WHERE id = ".$this->id." LIMIT 1";
sql_query($sql);
}
}
class Post {
var $id;
var $thread;
var $parent_post;
var $user;
var $timestamp;
var $content;
var $modified;
function Post($id = -1, $thread = -1, $user = -1, $timestamp = 0, $content = "", $modified = NULL, $parent_post = NULL) {
$vars = get_class_vars('Post');
foreach ($vars as $var => $value)
$this->$var = $$var;
}
function insert() {
$sql = "INSERT INTO post (thread, user, timestamp, content, parent_post) VALUES (".$this->thread.", ".$this->user.", UNIX_TIMESTAMP(), '".$this->content."', ".$this->parent_post.")";
$result = sql_query($sql);
if (!$result)
return false;
return ($this->id = sql_insert_id());
}
function update($content) {
$sql = "UPDATE post SET content = \"$content\", modified = UNIX_TIMESTAMP() WHERE id = " . $this->id;
$result = sql_query($sql);
if (!$result)
return false;
return true;
}
function getImmediateChildren() {
$sql = "SELECT * FROM post WHERE parent_post = " . $this->id . " ORDER BY timestamp DESC";
return sql_query($sql);
}
function getChildPostArray() {
$sql = "SELECT * FROM post WHERE parent_id = ".$this->id;
$result = sql_query($sql);
// Base case
if (mysql_num_rows($result) == 0) return array($this);
while ($obj = mysql_fetch_object($result)) {
$childPosts[] = $obj;
}
// Add ourselves to the array before our children
$sortedArray[] = $this;
// Sort $childPosts by date (most recent first);
foreach ($childPosts as $post) {
$childArray = $post->getChildPostArray();
$sortedArray = array_merge($sortedArray, $childArray);
}
return $sortedArray;
}
}
/* group database functions */
function getCategories() {
$langID = (!empty($_SESSION['lang']['id']))?$_SESSION['lang']['id']:1;
$sql = "SELECT * FROM category WHERE lang = ".$langID." ORDER BY orderID ASC";
return sql_query($sql);
}
function getNextCategory($result) {
$category = sql_fetch_array($result);
if (!$category)
return false;
foreach ($category as $var => $value)
$category[$var] = stripslashes($value);
return new Category($category['id'], $category['name']);
}
function getNextForum($result) {
$forum = sql_fetch_array($result);
if (!$forum)
return false;
foreach ($forum as $var => $value)
$forum[$var] = stripslashes($value);
return new Forum($forum['id'], $forum['category'], $forum['orderID'], $forum['title'], $forum['description'], $forum['timestamp'], $forum['threads'], $forum['posts']);
}
function getNextThread($result) {
$thread = sql_fetch_array($result);
if (!$thread)
return false;
foreach ($thread as $var => $value)
$thread[$var] = stripslashes($value);
return new Thread($thread['id'], $thread['forum'], $thread['owner'], $thread['title'], $thread['timestamp'], $thread['views'], $thread['replies']);
}
function getNextPost($result) {
$post = sql_fetch_array($result);
if (!$post)
return false;
foreach ($post as $var => $value)
$post[$var] = stripslashes($value);
return new Post($post['id'], $post['thread'], $post['user'], $post['timestamp'], $post['content'], $post['modified'], $post['parent_post']);
}
/* specific database functions */
function getForum($forumID) {
$sql = "SELECT * FROM forum WHERE id = ".$forumID;
return getNextForum(sql_query($sql));
}
function getThread($threadID) {
$sql = "SELECT * FROM thread WHERE id = ".$threadID;
return getNextThread(sql_query($sql));
}
function getPost($postID) {
$sql = "SELECT * FROM post WHERE id = ".$postID;
return getNextPost(sql_query($sql));
}
/* display functions */
function show_posts($thread, $show_controls=true, $do_coloring=true) {
global $logged_in_user;
$n = 0;
$posts = $thread->getPosts();
while ($post = getNextPost($posts)) {
show_post($post, $thread, $logged_in_user, $n, $show_controls);
if ($do_coloring) $n = ($n+1)%2;
}
}
function show_post($post, $thread, $logged_in_user, $n, $show_controls=true) {
$user = getUser($post->user);
$can_edit = $logged_in_user && $user->id == $logged_in_user->id;
echo "
<tr class=\"row$n\" style=\"vertical-align:top\">
<td>
<a name= $post->id ></a>
<p style=\"font-weight:bold\">
";
if ($user->has_profile) {
echo "<a href=\"../view_profile.php?userid=$post->user\">$user->name</a>";
} else {
echo $user->name;
}
echo "
</p>
<p style=\"font-size:8pt\">
Joined: ", date('M j, Y', $user->create_time),
"<br>Posts: $user->posts
</p>
</td>
<td>
<form action=\"rate.php?post=", $post->id, "\" method=\"post\">
<table width=100% cellspacing=0 cellpadding=0>
<tr valign=\"top\">
<td align=\"left\" style=\"border:0px\"><p style=\"font-size:8pt\">
Posted: ", date('D M j, Y g:i a', $post->timestamp);
if ($post->parent_post) echo " in response to <a href=#$post->parent_post>Message ID $post->parent_post</a>.";
if ($can_edit && $show_controls) echo "&nbsp;<a href=\"edit.php?id=$post->id\">[Edit this post]</a>";
if ($post->modified) echo "<br>Last Modified: ", date('D M j, Y g:i a', $post->modified);
echo "
</p>
</td>
";
if ($show_controls) {
echo "
<td align=\"right\" style=\"border:0px\">Rate this post:
<select name=\"rating\">
<option value=\"2\">Excellent (+2)</option>
<option value=\"1\">Helpful (+1)</option>
<option selected value=\"0\">Neutral</option>
<option value=\"-1\">Unhelpful (-1)</option>
<option value=\"-2\">Useless (-2)</option>
</select>
<input type=\"submit\" value=\"Rate\">
</td>
";
}
echo "
</tr></table>
</form>
<p>", nl2br(stripslashes($post->content)), "</p>";
if ($show_controls) {
//echo "<table width=100% border=0 cellpadding=0 cellspacing=0><tr><td align=left style=\"border:0px;\">Left</td><td align=right>Right</td></tr></table>";
//echo "<div align=\"left\">Rating</div>";
echo "<div align=\"right\">[<a href=\"reply.php?thread=", $thread->id, "&post=", $post->id, "#input\">Reply to this post</a>]</div></td></tr>";
}
}
?>