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boinc/html/inc/forum.inc

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<?php
$cvs_version_tracker[]="\$Id$"; //Generated automatically - do not edit
require_once('../inc/db.inc');
require_once('../inc/db_forum.inc');
require_once('../inc/time.inc');
require_once('../inc/forum_moderators.inc');
require_once('../inc/text_transform.inc');
define('AVATAR_WIDTH', 100);
define('AVATAR_HEIGHT',100);
$special_user_bitfield[0]="Forum moderator";
$special_user_bitfield[1]="Project administrator";
$special_user_bitfield[2]="Project developer";
$special_user_bitfield[3]="Project tester";
$special_user_bitfield[4]="Volunteer developer";
$special_user_bitfield[5]="Volunteer tester";
$special_user_bitfield[6]="Project scientist";
define('ST_NEW_TIME', 1209600); //3600*24*14 - 14 days
define('ST_NEW', 'New member');
define('MAXIMUM_EDIT_TIME',3600); //Maximally allow edits of forums posts up till one hour after posting.
define('FORUM_OPEN_LINK_IN_NEW_WINDOW',1);
define('MAX_FORUM_LOGGING_TIME', 604800); //3600*24*7 - 7 days
define('NO_CONTROLS', 0);
define('FORUM_CONTROLS', 1);
define('HELPDESK_CONTROLS', 2);
define("EXCERPT_LENGTH", "120");
define('NEW_IMAGE', 'img/unread_post.png');
define('NEW_IMAGE_STICKY', 'img/unread_sticky.png');
define('STICKY_IMAGE', 'img/sticky_post.png');
define('NEW_IMAGE_HEIGHT','15');
define('EMPHASIZE_IMAGE', 'img/emphasized_post.png');
define('EMPHASIZE_IMAGE_HEIGHT','15');
define('FILTER_IMAGE', 'img/filtered_post.png');
define('FILTER_IMAGE_HEIGHT','15');
define('RATE_POSITIVE_IMAGE', 'img/rate_positive.png');
define('RATE_POSITIVE_IMAGE_HEIGHT','9');
define('RATE_NEGATIVE_IMAGE', 'img/rate_negative.png');
define('RATE_NEGATIVE_IMAGE_HEIGHT','9');
define('REPORT_POST_IMAGE', 'img/report_post.png');
define('REPORT_POST_IMAGE_HEIGHT','9');
define ('SOLUTION', 'This answered my question');
define ('SUFFERER', 'I also have this question');
define ('OFF_TOPIC', 'Off-topic');
define ('DEFAULT_LOW_RATING_THRESHOLD', -25);
define ('DEFAULT_HIGH_RATING_THRESHOLD', 5);
$forum_sort_styles['modified-new'] = "Most recent post first";
$forum_sort_styles['modified-old'] = "Least recent post first";
//$forum_sort_styles['activity-most'] = "Most recent activity first";
$forum_sort_styles['views-most'] = "Most views first";
$forum_sort_styles['replies-most'] = "Most posts first";
$thread_sort_styles['timestamp'] = "Newest first";
$thread_sort_styles['timestamp_asc'] = "Oldest first";
$thread_sort_styles['score'] = "Highest rated first";
$faq_sort_styles['create_time'] = "Most recent question first";
$faq_sort_styles['timestamp'] = "Most recent answer first";
$faq_sort_styles['activity'] = "Most frequently asked first";
$answer_sort_styles['score'] = "Highest score first";
$answer_sort_styles['timestamp'] = "Most recent first";
$answer_sort_styles['timestamp_asc'] = "Oldest first";
$thread_filter_styles['2'] = "\"Very helpful\"";
$thread_filter_styles['1'] = "At least \"helpful\"";
$thread_filter_styles['0'] = "At least \"neutral\"";
$thread_filter_styles['-1'] = "At least \"unhelpful\"";
$thread_filter_styles['-2'] = "All posts";
$post_ratings['2'] = "Very helpful (+2)";
$post_ratings['1'] = "Helpful (+1)";
$post_ratings['0'] = "Neutral";
$post_ratings['-1'] = "Not helpful (-1)";
$post_ratings['-2'] = "Off topic (-2)";
$config_xml = get_config();
$allow_ratings = true;
if (parse_element($config_xml,"<no_forum_rating/>") != null) { $allow_ratings = false; }
// process a user-supplied title to remove HTML stuff
//
function cleanup_title($title) {
$x = trim(htmlspecialchars(strip_tags($title)));
$x = stripslashes($x); // clean up funky old titles in DB
if (strlen($x)==0) return "(no title)";
else return $x;
}
/* Check if user has special user bit enabled */
function isSpecialUser($user, $specialbit){
return (substr($user->special_user, $specialbit,1)==1);
}
function getHasRated($user, $postid){
return (strstr($user->rated_posts,"|".$postid));
}
function getSortStyle($user,$place){
if ($user->id!=""){
list($forum,$thread,$faq,$answer)=explode("|",$user->sorting);
} else {
list($forum,$thread,$faq,$answer)=explode("|",$_COOKIE['sorting']);
}
return $$place;
}
// display functions
function show_posts($thread, $sort_style, $filter, $show_controls=true, $do_coloring=true, $is_helpdesk=false) {
global $logged_in_user;
$n = 1;
if ($show_controls && !$is_helpdesk) {
$controls = FORUM_CONTROLS;
} else if ($show_controls && $is_helpdesk) {
$controls = HELPDESK_CONTROLS;
} else {
$controls = NO_CONTROLS;
}
// If logged in user is moderator,
// let him see all posts - including hidden ones
//
if (isSpecialUser($logged_in_user,0)){
$show_hidden_posts = true;
} else {
$show_hidden_posts = false;
}
$posts = getPosts($thread->id, -1, -1, $sort_style, $show_hidden_posts);
$postcount = mysql_num_rows($posts);
$logged_in_user = getThreadLastVisited($logged_in_user,$thread);
setThreadLastVisited($logged_in_user,$thread);
$firstPost = getFirstPost($thread->id);
$postnumber=0; $previous_post=0;
if ($is_helpdesk) {
if ($firstPost) {
show_post($firstPost, $thread, $logged_in_user, $n, $controls, true,$filter);
$postnumber=1; $previous_post=1;
if ($firstPost->timestamp>$logged_in_user->thread_last_visited){
$first_unread_post=$firstPost;
}
}
}
//$logged_in_user->minimum_wrap_postcount=13;
//$logged_in_user->display_wrap_postcount=12;
$no_wraparound = get_str("nowrap",true);
while ($post = mysql_fetch_object($posts)) {
if (!$is_helpdesk || ($is_helpdesk && $post->id != $firstPost->id)) {
$postnumber++;
if (
(!$logged_in_user->minimum_wrap_postcount) //If the user hasn't enabled the feature to display only a certain amount of posts, simply display all of them.
|| ($postcount <= $logged_in_user->minimum_wrap_postcount) //If it is enabled and we havent yet hit the limit, simply display all
|| ($no_wraparound) // If the user has asked to display all the posts just display them
||
(
($postcount > $logged_in_user->minimum_wrap_postcount) //If it is enabled and we have hit the limit AND we have the minimum wraparound number of posts or more
&&
(
($postnumber==1 || $postnumber==$postcount) // Let's display the post only if it is the first post
||
(
(($postnumber > $postcount-$logged_in_user->display_wrap_postcount) //or it is one of the last wrap_display_postcount posts.
&& ($sort_style=="timestamp_asc"))
||
(($postnumber <= $logged_in_user->display_wrap_postcount) //or it is one of the last wrap_display_postcount posts.
&& ($sort_style=="timestamp"))
|| (substr($sort_style,0,4)!="time")
)
|| ($post->timestamp > $logged_in_user->thread_last_visited) //or if this post is unread
)
)
){
if ($postnumber!=$previous_post+1){
//A number of posts were hidden, display a way to unhide them:
echo "<tr class=\"postseperator\"><td></td><td colspan=2>
Only the first post and the last ".($logged_in_user->display_wrap_postcount)." posts
(of the ".($postcount)." posts in this thread)
are displayed. <br />
<a href=\"?id=".$thread->id."&amp;nowrap=true\">Click here to also display the remaining posts</a>.</td></tr>";
}
$previous_post=$postnumber;
show_post($post, $thread, $logged_in_user, $n, $controls, false, $filter);
if ($do_coloring) $n = ($n+1)%2;
if (($post->timestamp>$logged_in_user->thread_last_visited) && (($post->timestamp<$first_unread_post->timestamp) || $first_unread_post->timestamp==0)){
$first_unread_post=$post;
}
}
}
}
if ($logged_in_user->jump_to_unread){
if ($first_unread_post->id!=""){
echo "<script>function jumpToUnread(){location.href='#".$first_unread_post->id."';}</script>";
} else {
echo "<script>function jumpToUnread(){};</script>";
}
}
}
function show_post($post, $thread, $logged_in_user, $n, $controls=FORUM_CONTROLS, $separate=false, $filter=true) {
global $allow_ratings;
$user = lookup_user_id($post->user);
$user = getForumPreferences($user);
$user->has_avatar = ($user->avatar != "");
//If the user that made this post is on the list of people to ignore, change thresholds to be more strict
if (in_array($user->id,explode("|",$logged_in_user->ignorelist))){
$user_is_on_ignorelist=true;
$rated_below_threshold = ($logged_in_user->high_rating_threshold>($post->score*$post->votes));
$rated_above_threshold = ($logged_in_user->high_rating_threshold+abs($logged_in_user->low_rating_threshold)<($post->score*$post->votes));
} else { //Use normal threshold values
$rated_below_threshold = ($logged_in_user->low_rating_threshold>($post->score*$post->votes));
$rated_above_threshold = ($logged_in_user->high_rating_threshold<($post->score*$post->votes));
}
$can_edit = ($logged_in_user && $user->id == $logged_in_user->id); //Only the creator can edit the post
//$can_edit = ((isSpecialUser($logged_in_user,0)) || ($logged_in_user && $user->id == $logged_in_user->id));// Everybody assumes we can edit posts, why not make it so?
echo "
<tr class=\"row$n\" valign=\"top\">
<td rowspan=\"3\">\n\t\t<div class=\"authorcol\">
<a name=\"$post->id\"></a>
";
echo user_links($user, URL_BASE);
echo "<br>";
global $special_user_bitfield;
$fstatus="";
if ($user->special_user) {
$keys = array_keys($special_user_bitfield);
for ($i=0; $i<sizeof($special_user_bitfield);$i++) {
if (isSpecialUser($user,$keys[$i])) {
$fstatus.=$special_user_bitfield[$keys[$i]]."<br>";
}
}
} else {
if ($user->create_time>time()-ST_NEW_TIME) {
$fstatus=ST_NEW."<br>";
}
}
if ($fstatus) echo "<font size=\"-2\">$fstatus</font>";
echo "<font size=-2>";
if (!$filter || !$rated_below_threshold){
if ($user->has_avatar and $logged_in_user->hide_avatars!=1) {
echo "<img width=\"".AVATAR_WIDTH."\" height=\"".AVATAR_HEIGHT."\" src=\"".$user->avatar."\" alt=\"Avatar\"><br>";
}
echo "Joined: ", gmdate('M j, Y', $user->create_time), "<br>Posts: $user->posts<br>";
}
// circumvent various forms of identity spoofing
// by displaying the user id of the poster.
// its cheap, easy, and doesn't require any additional database calls.
echo "ID: $user->id<br>";
// printf("Credit: %.0f<br>", $user->total_credit);
echo "Credit: ".number_format($user->total_credit)."<br>";
// printf("RAC: %.1f<br>", $user->expavg_credit);
echo "RAC: ".number_format($user->expavg_credit)."<br>";
echo "</font></div></td>\n\t\t
";
if ($controls == FORUM_CONTROLS || $controls == HELPDESK_CONTROLS) {
echo "<form action=\"forum_rate.php?post=", $post->id, "\" method=\"post\">";
}
if ($controls == FORUM_CONTROLS){
echo "<td align=left colspan=2 class=\"postheader\" valign=\"top\"><font size=-2>";
} else {
echo "<td align=left class=\"postheader\" valign=\"top\"><font size=-2>";
}
if ($post->timestamp>$logged_in_user->thread_last_visited){
echo "<img src=\"".NEW_IMAGE."\" alt=\"Unread post\" height=\"".NEW_IMAGE_HEIGHT."\">";
}
if ($rated_above_threshold){
echo "<img src=\"".EMPHASIZE_IMAGE."\" alt=\"!\" height=\"".EMPHASIZE_IMAGE_HEIGHT."\">";
}
echo " <a href=\"#$post->id\">Message $post->id</a> - ";
if ($post->hidden) echo "<font color=red>[deleted] </font>";
echo "
Posted ", pretty_time_str($post->timestamp);
;
if ($post->parent_post) echo " - in response to <a href=\"#$post->parent_post\">Message ID $post->parent_post</a>.";
if ($can_edit && $controls != NO_CONTROLS) echo "&nbsp;<a href=\"forum_edit.php?id=$post->id\">[Edit this post]</a>";
if (isSpecialUser($logged_in_user,0)) show_post_moderation_links($post); //If user is moderator, show links
if ($post->modified) echo "<br>Last modified: ", pretty_time_Str($post->modified);
if ($rated_below_threshold && $filter){
if ($user_is_on_ignorelist) $andtext=" and the user is on your ignore list";
echo "<br>This post has been filtered (rating: ".($post->score * $post->votes).")$andtext, press <a href=\"?id=".$thread->id."&amp;filter=false#".$post->id."\">here</a> to view this thread without filtering";
}
echo "\n</font></td>\n";
if ($controls == FORUM_CONTROLS) {
//no special controls in forum
//echo "<td class=\"postheader\"></td>";
} else if ($controls == HELPDESK_CONTROLS && $separate) {
echo "
<td align=right class=\"postheader\">
<input type=submit name=submit value=\"", SUFFERER, "\">
</td>
";
} else if ($controls == HELPDESK_CONTROLS && !$separate) {
echo "
<td align=right class=\"postheader\">
<input type=submit name=submit value=\"", SOLUTION, "\">
<input type=submit name=submit value=\"", OFF_TOPIC, "\">
</td>
";
}
echo "</tr>\n";
if ($controls == FORUM_CONTROLS || $controls == HELPDESK_CONTROLS) {
echo "</form>";
}
echo "<tr class=\"row$n\"><td class=\"postbody\" colspan=\"2\">";
//If either filtering is turned off of this post is not below the threshold
if (!$filter || !$rated_below_threshold){
$posttext = $post->content;
// If the creator of this post has a signature and
// wants it to be shown for this post AND the logged in
// user has signatures enabled: show it
//
if ($post->signature && !$logged_in_user->hide_signatures){
$posttext.="\n____________\n".$user->signature;
}
$options = get_transform_settings_from_user($logged_in_user);
$posttext = output_transform($posttext,$options);
echo "<p>", $posttext, "</p>";
echo "</td></tr><tr><td class=\"postfooter\"><font size=-2><i>ID: ", $post->id;
if ($controls == HELPDESK_CONTROLS && $separate) {
echo "</i></font></td>";
} else if ($controls == HELPDESK_CONTROLS && !$separate) {
echo " / Score: ", round(($post->score * $post->votes),0), "</i></font></td>";
} else {
if ($allow_ratings == true) {
$rating = floor($post->score*$post->votes + 0.01);
echo " | Rating: ", $rating, "</i> | rate: <a href=\"forum_rate.php?post=".$post->id."&amp;choice=p\"><img src=\"".RATE_POSITIVE_IMAGE."\" alt=\"+\" height=\"".RATE_POSITIVE_IMAGE_HEIGHT."\" border=0></a> / <a href=\"forum_rate.php?post=".$post->id."&amp;choice=n\"><img src=\"".RATE_NEGATIVE_IMAGE."\" alt=\"-\" height=\"".RATE_NEGATIVE_IMAGE_HEIGHT."\" border=0></a> - <a href=\"forum_report_post.php?post=".$post->id."\"><img src=\"".REPORT_POST_IMAGE."\" alt=\"Report this post as offensive\" height=\"".REPORT_POST_IMAGE_HEIGHT."\" border=0></a></font></td>";
} else {
echo " | <a href=\"forum_report_post.php?post=".$post->id."\"><img src=\"".REPORT_POST_IMAGE."\" alt=\"Report this post as offensive\" height=\"".REPORT_POST_IMAGE_HEIGHT."\" border=0></a></font></td>";
}
}
if ($controls == FORUM_CONTROLS) {
echo "<td align=right class=\"postfooter\">[<a href=\"forum_reply.php?thread=" . $thread->id . "&amp;post=" . $post->id . "#input\">Reply to this post</a>]</td>";
} else if ($controls == HELPDESK_CONTROLS && !$separate) {
echo "<td align=right class=\"postfooter\">[<a href=\"forum_reply.php?thread=" . $thread->id . "&amp;post=" . $post->id . "&helpdesk=1#input\">Reply to this answer</a>]</td>";
} else {
echo "<td class=\"postfooter\"></td>";
}
echo "</tr>";
}
echo "</td></tr>";
echo "<tr class=\"postseperator\"><td colspan=3></td></tr>";
if ($separate) {
$headings = array(array("Author","authorcol"), "Message","");
echo "<tr class=\"helpdeskseperator\"><td></td></tr>";
start_forum_table($headings, "id=\"thread\" width=100%");
}
}
// utility functions
function start_forum_table($headings, $extra="width=100%") {
start_table($extra." cellspacing=0");
echo "<tr>";
for ($i=0; $i<count($headings); $i++) {
if (is_array($headings[$i])){
$title = $headings[$i][0];
$class = $headings[$i][1];
} else {
$title = $headings[$i];
$class = "heading";
}
echo "<th class=$class>$title</th>";
}
echo "</tr>\n";
}
function end_forum_table() {
echo "</table>\n";
}
// generate a "select" element from an array of values
//
function select_from_array($name, $array, $selection) {
$out= "<select name=\"$name\">";
foreach ($array as $key => $value) {
$out.= "<option ";
if ($key == $selection) {
$out.= "selected ";
}
$out.= "value=\"". $key. "\">". $value. "</option>";
}
$out.= "</select>";
return $out;
}
function show_select_from_array($name, $array, $selection) {
echo select_from_array($name,$array,$selection);
}
function show_forum_title($forum=NULL, $thread=NULL, $helpdesk=false) {
echo "<p>\n";
if (!$forum && !$thread) {
echo "<p class=\"title\">";
if ($helpdesk) {
echo " Questions and problems</p>";
} else {
echo " Message boards</p>";
}
} else if ($forum && !$thread) {
echo "<span class=title>";
if ($helpdesk) {
echo "<a href=\"forum_help_desk.php\">", " Questions and problems</a> : ";
} else {
echo "<a href=\"forum_index.php\">", " Message boards</a> : ";
}
echo $forum->title;
echo "</span><br>";
} else if ($forum && $thread) {
echo "<span class=title>";
if ($helpdesk) {
echo "<a href=\"forum_help_desk.php\">", " Questions and problems</a> : ";
} else {
echo "<a href=\"forum_index.php\">", " Message boards</a> : ";
}
echo "<a href=\"forum_forum.php?id=$forum->id\">", $forum->title, "</a> : ";
echo cleanup_title($thread->title);
echo "</span><br>";
} else {
echo "Invalid input to show_forum_title<br>";
}
echo "</p>\n";
}
// show a thread with its context (e.g. for search results)
//
function show_thread($thread, $n) {
$forum = getForum($thread->forum);
$category = getCategory($forum->category);
$first_post = getFirstPost($thread->id);
$title = cleanup_title($thread->title);
$where = $category->is_helpdesk?"Questions and answers":"Message boards";
$top_url = $category->is_helpdesk?"forum_help_desk.php":"forum_index.php";
$excerpt = sub_sentence(stripslashes($first_post->content), ' ', EXCERPT_LENGTH, true);
$posted = time_diff_str($thread->create_time, time());
$last = time_diff_str($thread->timestamp, time());
$m = $n%2;
echo "
<tr class=\"row$m\">
<td><font size=\"-2\">
$n) Posted $posted
<br>
Last response $last
</td>
<td valign=top>
<a href=\"$top_url\">$where</a> : $category->name :
<a href=\"forum_forum.php?id=$forum->id\">$forum->title</a> :
<a href=\"forum_thread.php?id=$thread->id\">$title</a>
<br>
<font size=\"-2\">$excerpt</font>
</td>
</tr>
";
}
// show a post with its context (e.g. for search results)
//
function show_post2($post, $n) {
$thread = getThread($post->thread);
$forum = getForum($thread->forum);
$category = getCategory($forum->category);
$where = $category->is_helpdesk?"Questions and answers":"Message boards";
$top_url = $category->is_helpdesk?"forum_help_desk.php":"forum_index.php";
$content = output_transform($post->content);
$when = time_diff_str($post->timestamp, time());
$user = lookup_user_id($post->user);
$title = cleanup_title($thread->title);
$m = $n%2;
if($post->hidden) {
//Todo: factor this array out, it is also used elsewhere
$deleted_text = array( "Obscene", "Flame/Hate", "Commercial spam", "Doublepost", "Off Topic", "Flamebait" );
$deleted = "<br><font color=red>[Deleted " .
"by a moderator as " . $deleted_text[$post->hidden-1] .
"] </font>";
} else {
$deleted = "";
}
echo "
<tr class=row$m>
<td>
$n) <a href=\"$top_url\">$where</a> : $category->name :
<a href=\"forum_forum.php?id=$forum->id\">$forum->title</a> :
<a href=\"forum_thread.php?id=$thread->id\">$title</a>
<br>
Posted $when by $user->name $deleted
<hr>
$content
</td>
</tr>
";
}
function show_forum_summary($forum) {
$x = time_diff_str($forum->timestamp, time());
echo "
<tr class=row1>
<td>
<b>
<a href=forum_forum.php?id=$forum->id>", $forum->title,
"</a></b>
<br><font size=-2>", $forum->description, "
</td>
<td>", $forum->threads, "</td>
<td>", $forum->posts, "</td>
<td>", $x, "</td>
</tr>
";
}
function post_warning() {
return "<br><br>
<table><tr><td>
<font size=-2>
Rules:
<ul>
<li> No commercial advertisements.
<li> No messages whose only intention is to annoy or antagonize other people.
<li> No messages whose only intention is to hijack a thread.
<li> No messages that are deliberately hostile or insulting.
<li> No abusive comments involving race, religion,
nationality, gender, class or sexuality.
<li> No obscene language.
</ul>
<a href=moderation.php>More info</a>
</font>
</td></tr></table>
";
}
?>
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