mirror of https://github.com/BOINC/boinc.git
519 lines
19 KiB
PHP
519 lines
19 KiB
PHP
<?php
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$cvs_version_tracker[]="\$Id$"; //Generated automatically - do not edit
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require_once('../inc/db.inc');
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require_once('../inc/db_forum.inc');
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require_once('../inc/sanitize_html.inc');
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require_once('../inc/time.inc');
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require_once('../inc/forum_moderators.inc');
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define('AVATAR_WIDTH', 100);
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define('AVATAR_HEIGHT',100);
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$special_user_bitfield[0]="Forum moderator";
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$special_user_bitfield[1]="Project administrator";
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$special_user_bitfield[2]="Project developer";
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$special_user_bitfield[3]="Project tester";
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$special_user_bitfield[4]="Volunteer developer";
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$special_user_bitfield[5]="Volunteer tester";
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$special_user_bitfield[6]="Project scientist";
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define('ST_NEW_TIME', 1209600); //3600*24*14 - 14 days
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define('ST_NEW', 'New member');
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define('MAXIMUM_EDIT_TIME',3600); //Maximally allow edits of forums posts up till one hour after posting.
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define('FORUM_OPEN_LINK_IN_NEW_WINDOW',1);
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define('MAX_FORUM_LOGGING_TIME', 604800); //3600*24*7 - 7 days
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define('NO_CONTROLS', 0);
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define('FORUM_CONTROLS', 1);
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define('HELPDESK_CONTROLS', 2);
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define("EXCERPT_LENGTH", "120");
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define('NEW_IMAGE', 'img/unread_post.png');
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define('NEW_IMAGE_STICKY', 'img/unread_sticky.png');
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define('STICKY_IMAGE', 'img/sticky_post.png');
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define('NEW_IMAGE_HEIGHT','15');
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define('EMPHASIZE_IMAGE', 'img/emphasized_post.png');
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define('EMPHASIZE_IMAGE_HEIGHT','15');
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define('FILTER_IMAGE', 'img/filtered_post.png');
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define('FILTER_IMAGE_HEIGHT','15');
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define('RATE_POSITIVE_IMAGE', 'img/rate_positive.png');
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define('RATE_POSITIVE_IMAGE_HEIGHT','9');
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define('RATE_NEGATIVE_IMAGE', 'img/rate_negative.png');
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define('RATE_NEGATIVE_IMAGE_HEIGHT','9');
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define ('SOLUTION', 'This answered my question');
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define ('SUFFERER', 'I also have this question');
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define ('OFF_TOPIC', 'Off-topic');
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define ('DEFAULT_LOW_RATING_THRESHOLD', -25);
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define ('DEFAULT_HIGH_RATING_THRESHOLD', 5);
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$forum_sort_styles['modified-new'] = "Most recent post first";
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$forum_sort_styles['modified-old'] = "Least recent post first";
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//$forum_sort_styles['activity-most'] = "Most recent activity first";
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$forum_sort_styles['views-most'] = "Most views first";
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$forum_sort_styles['replies-most'] = "Most posts first";
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$thread_sort_styles['timestamp'] = "Newest first";
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$thread_sort_styles['timestamp_asc'] = "Oldest first";
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$thread_sort_styles['score'] = "Highest rated first";
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$faq_sort_styles['create_time'] = "Most recent question first";
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$faq_sort_styles['timestamp'] = "Most recent answer first";
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$faq_sort_styles['activity'] = "Most frequently asked first";
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$answer_sort_styles['score'] = "Highest score first";
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$answer_sort_styles['timestamp'] = "Most recent first";
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$answer_sort_styles['timestamp_asc'] = "Oldest first";
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$thread_filter_styles['2'] = "\"Very helpful\"";
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$thread_filter_styles['1'] = "At least \"helpful\"";
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$thread_filter_styles['0'] = "At least \"neutral\"";
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$thread_filter_styles['-1'] = "At least \"unhelpful\"";
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$thread_filter_styles['-2'] = "All posts";
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$post_ratings['2'] = "Very helpful (+2)";
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$post_ratings['1'] = "Helpful (+1)";
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$post_ratings['0'] = "Neutral";
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$post_ratings['-1'] = "Not helpful (-1)";
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$post_ratings['-2'] = "Off topic (-2)";
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// process a user-supplied title to remove HTML stuff
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//
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function cleanup_title($title) {
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$x = trim(htmlspecialchars(strip_tags($title)));
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$x = stripslashes($x); // clean up funky old titles in DB
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if (strlen($x)==0) return "(no title)";
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else return $x;
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}
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/* Check if user has special user bit enabled */
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function isSpecialUser($user, $specialbit){
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return (substr($user->special_user, $specialbit,1)==1);
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}
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function getHasRated($user, $postid){
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return (strstr($user->rated_posts,"|".$postid));
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}
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function getSortStyle($user,$place){
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if ($user->id!=""){
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list($forum,$thread,$faq,$answer)=explode("|",$user->sorting);
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} else {
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list($forum,$thread,$faq,$answer)=explode("|",$_COOKIE['sorting']);
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}
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return $$place;
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}
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// display functions
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function show_posts($thread, $sort_style, $filter, $show_controls=true, $do_coloring=true, $is_helpdesk=false) {
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global $logged_in_user;
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$n = 1;
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if ($show_controls && !$is_helpdesk) {
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$controls = FORUM_CONTROLS;
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} else if ($show_controls && $is_helpdesk) {
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$controls = HELPDESK_CONTROLS;
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} else {
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$controls = NO_CONTROLS;
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}
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if (isSpecialUser($logged_in_user,0)){ // If logged in user is moderator
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$show_hidden_posts = true; // let him see all posts - including hidden ones
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} else {
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$show_hidden_posts = false;
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}
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$posts = getPosts($thread->id, -1, -1, $sort_style, $show_hidden_posts);
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$logged_in_user = getThreadLastVisited($logged_in_user,$thread);
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setThreadLastVisited($logged_in_user,$thread);
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$firstPost = getFirstPost($thread->id);
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if ($is_helpdesk) {
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if ($firstPost) {
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show_post($firstPost, $thread, $logged_in_user, $n, $controls, true,$filter);
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if ($firstPost->timestamp>$logged_in_user->thread_last_visited){
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$first_unread_post=$firstPost;
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}
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}
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}
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while ($post = mysql_fetch_object($posts)) {
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if (!$is_helpdesk || ($is_helpdesk && $post->id != $firstPost->id)) {
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show_post($post, $thread, $logged_in_user, $n, $controls, false, $filter);
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if ($do_coloring) $n = ($n+1)%2;
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if (($post->timestamp>$logged_in_user->thread_last_visited) && (($post->timestamp<$first_unread_post->timestamp) || $first_unread_post->timestamp==0)){
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$first_unread_post=$post;
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}
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}
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}
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if ($logged_in_user->jump_to_unread){
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if ($first_unread_post->id!=""){
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echo "<script>function jumpToUnread(){location.href='#".$first_unread_post->id."';}</script>";
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} else {
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echo "<script>function jumpToUnread(){};</script>";
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}
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}
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}
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function show_post($post, $thread, $logged_in_user, $n, $controls=FORUM_CONTROLS, $separate=false, $filter=true) {
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$user = lookup_user_id($post->user);
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$user = getForumPreferences($user);
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$user->has_avatar = ($user->avatar != "");
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//If the user that made this post is on the list of people to ignore, change thresholds to be more strict
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if (in_array($user->id,explode("|",$logged_in_user->ignorelist))){
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$user_is_on_ignorelist=true;
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$rated_below_threshold = ($logged_in_user->high_rating_threshold>($post->score*$post->votes));
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$rated_above_threshold = ($logged_in_user->high_rating_threshold+abs($logged_in_user->low_rating_threshold)<($post->score*$post->votes));
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} else { //Use normal threshold values
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$rated_below_threshold = ($logged_in_user->low_rating_threshold>($post->score*$post->votes));
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$rated_above_threshold = ($logged_in_user->high_rating_threshold<($post->score*$post->votes));
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}
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$can_edit = $logged_in_user && $user->id == $logged_in_user->id;
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echo "
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<tr class=\"row$n\" valign=\"top\">
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<td>\n\t\t<div class=\"authorcol\">
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<a name=\"$post->id\"></a>
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";
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echo user_links($user, URL_BASE);
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echo "<br>";
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global $special_user_bitfield;
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$fstatus="";
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if ($user->special_user) { //If this user is somehow special
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$keys = array_keys($special_user_bitfield);
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for ($i=0; $i<sizeof($special_user_bitfield);$i++){
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if (isSpecialUser($user,$keys[$i])) $fstatus.=$special_user_bitfield[$keys[$i]]."<br>";
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}
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} else {
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if ($user->create_time>time()-ST_NEW_TIME) $fstatus=ST_NEW."<br>";
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/*...*/
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}
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if ($fstatus) echo "<font size=\"-2\">$fstatus</font>";
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echo "<font size=-2>";
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if (!$filter || !$rated_below_threshold){
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if ($user->has_avatar and $logged_in_user->hide_avatars!=1) {
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echo "<img width=\"".AVATAR_WIDTH."\" height=\"".AVATAR_HEIGHT."\" src=\"".$user->avatar."\" alt=\"Avatar\"><br>";
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}
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echo "Joined: ", gmdate('M j, Y', $user->create_time), "<br>Posts: $user->posts<br>";
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}
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// circumvent various forms of identity spoofing
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// by displaying the user id of the poster.
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// its cheap, easy, and doesn't require any additional database calls.
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echo "ID: $user->id<br>";
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printf("Credit: %.0f<br>", $user->total_credit);
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printf("RAC: %.1f<br>", $user->expavg_credit);
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echo "</font></div></td>\n\t\t<td>
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";
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if ($controls == FORUM_CONTROLS || $controls == HELPDESK_CONTROLS) {
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echo "<form action=\"forum_rate.php?post=", $post->id, "\" method=\"post\">";
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}
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echo "
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<table width=\"100%\" cellpadding=0 cellspacing=0 border=0>
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<tr valign=top>
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<td align=left style=\"border:0px\"><font size=-2>";
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if ($post->timestamp>$logged_in_user->thread_last_visited){
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echo "<img src=\"".NEW_IMAGE."\" alt=\"Unread post\" height=\"".NEW_IMAGE_HEIGHT."\">";
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}
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if ($rated_above_threshold){
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echo "<img src=\"".EMPHASIZE_IMAGE."\" alt=\"!\" height=\"".EMPHASIZE_IMAGE_HEIGHT."\">";
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}
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echo " <a href=\"#$post->id\">Message $post->id</a> - ";
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if ($post->hidden) echo "<font color=red>[deleted] </font>";
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echo "
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Posted ", pretty_time_str($post->timestamp);
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;
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if ($post->parent_post) echo " - in response to <a href=\"#$post->parent_post\">Message ID $post->parent_post</a>.";
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if ($can_edit && $controls != NO_CONTROLS) echo " <a href=\"forum_edit.php?id=$post->id\">[Edit this post]</a>";
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if (isSpecialUser($logged_in_user,0)) show_post_moderation_links($post); //If user is moderator, show links
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if ($post->modified) echo "<br>Last modified: ", pretty_time_Str($post->modified);
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if ($rated_below_threshold && $filter){
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if ($user_is_on_ignorelist) $andtext=" and the user is on your ignore list";
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echo "<br>This post has been filtered (rating: ".($post->score * $post->votes).")$andtext, press <a href=\"?id=".$thread->id."&filter=false#".$post->id."\">here</a> to view this thread without filtering";
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}
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echo "\n</font></td>\n";
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if ($controls == FORUM_CONTROLS) {
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//no special controls in forum
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} else if ($controls == HELPDESK_CONTROLS && $separate) {
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echo "
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<td align=right style=\"border:0px\">
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<input type=submit name=submit value=\"", SUFFERER, "\">
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</td>
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";
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} else if ($controls == HELPDESK_CONTROLS && !$separate) {
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echo "
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<td align=right style=\"border:0px\">
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<input type=submit name=submit value=\"", SOLUTION, "\">
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<input type=submit name=submit value=\"", OFF_TOPIC, "\">
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</td>
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";
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}
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echo "</tr>\n</table>\n";
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if ($controls == FORUM_CONTROLS || $controls == HELPDESK_CONTROLS) {
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echo "</form>";
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}
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//If either filtering is turned off of this post is not below the threshold
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if (!$filter || !$rated_below_threshold){
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$posttext=nl2br(stripslashes($post->content));
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if ($post->signature && !$logged_in_user->hide_signatures){ //If the creator of this post has a signature and
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$posttext.=nl2br("\n".stripslashes($user->signature)); //wants it to be shown for this post AND the logged in
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} //user has signatures enabled: show it
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if ($logged_in_user->images_as_links==1){
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$posttext=image_as_link($posttext);
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}
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if ($logged_in_user->link_popup==1){
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$posttext=externalize_links($posttext);
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}
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echo "<p>", $posttext, "</p>";
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echo "<table width=\"100%\" cellspacing=0 cellpadding=0>
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<tr valign=\"bottom\">
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<td style=\"border:0px;\"><font size=-2><i>ID: ", $post->id;
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if ($controls == HELPDESK_CONTROLS && $separate) {
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echo "</i></font></td>";
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} else if ($controls == HELPDESK_CONTROLS && !$separate) {
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echo " / Score: ", round(($post->score * $post->votes),0), "</i></font></td>";
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} else {
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echo " / Rating: ", round(intval(($post->score * $post->votes)+0.01),0), "</i> - rate: <a href=\"forum_rate.php?post=".$post->id."&choice=p\"><img src=\"".RATE_POSITIVE_IMAGE."\" alt=\"+\" height=\"".RATE_POSITIVE_IMAGE_HEIGHT."\" border=0></a> / <a href=\"forum_rate.php?post=".$post->id."&choice=n\"><img src=\"".RATE_NEGATIVE_IMAGE."\" alt=\"-\" height=\"".RATE_NEGATIVE_IMAGE_HEIGHT."\" border=0></a></font></td>";
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}
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if ($controls == FORUM_CONTROLS) {
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echo "<td align=right style=\"border:0px\">[<a href=\"forum_reply.php?thread=" . $thread->id . "&post=" . $post->id . "#input\">Reply to this post</a>]</td>";
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} else if ($controls == HELPDESK_CONTROLS && !$separate) {
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echo "<td align=right style=\"border:0px\">[<a href=\"forum_reply.php?thread=" . $thread->id . "&post=" . $post->id . "&helpdesk=1#input\">Reply to this answer</a>]</td>";
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}
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echo "</tr></table>";
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}
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echo "</td></tr>";
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if ($separate) {
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echo "
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</table>
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<br><br>
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<table border=0 cellpadding=5 cellspacing=0 width=100%>
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<tr>
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<th>Author</th>
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<th>Answers</th>
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";
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}
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}
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// utility functions
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function externalize_links($text){
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$i=0;$linkpos=true;
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while (true){ //Find a link
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$linkpos=strpos($text,"<a ",$i);
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if ($linkpos===false) break;
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$out.= substr($text,$i,$linkpos-$i)."<a target=\"_new\" "; //Replace with target='_new'
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$i=$linkpos+3;
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}
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$out.=substr($text,$i);
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return $out;
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}
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function image_as_link($text){
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/* This function depends on sanitized HTML - always use KSES or equivalent before using this */
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// Build some regex (should be a *lot* faster)
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$pattern = '@<img src=([^>]+)>@si'; // Gives us the URL in ${1}...
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$replacement = '<a href=${1}>[Image Link]</a>'; // Turns that URL into a hyperlink
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$text = preg_replace($pattern, $replacement, $text);
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return $text;
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}
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function cleanTextBox($content) {
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/* Cleans the contents of a post for dropping in a text box
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* Currently I'm only replacing <'s and >'s with the proper HTML entities
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* ...are there others we should handle? & itself is being escaped somewhere
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* else, probably by the slash stuff in the calling function.
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*/
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$answer = preg_replace('/</','&lt;',preg_replace('/>/','&gt;',$content));
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return $answer;
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}
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function start_forum_table($headings) {
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start_table();
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echo "<tr>";
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for ($i=0; $i<count($headings); $i++) {
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$title = $headings[$i];
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echo "<th class=heading>$title</th>";
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}
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echo "</tr>\n";
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}
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function end_forum_table() {
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echo "</table>\n";
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}
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// generate a "select" element from an array of values
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//
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function select_from_array($name, $array, $selection) {
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$out= "<select name=\"$name\">";
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foreach ($array as $key => $value) {
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$out.= "<option ";
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if ($key == $selection) {
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$out.= "selected ";
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}
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$out.= "value=\"". $key. "\">". $value. "</option>";
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}
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$out.= "</select>";
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return $out;
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}
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function show_select_from_array($name, $array, $selection) {
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echo select_from_array($name,$array,$selection);
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}
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function show_forum_title($forum=NULL, $thread=NULL, $helpdesk=false) {
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echo "<p>\n";
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if (!$forum && !$thread) {
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echo "<p class=\"title\">";
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if ($helpdesk) {
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echo " Questions and problems</p>";
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} else {
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echo " Message boards</p>";
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}
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} else if ($forum && !$thread) {
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echo "<span class=title>";
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if ($helpdesk) {
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echo "<a href=\"forum_help_desk.php\">", " Questions and problems</a> : ";
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} else {
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echo "<a href=\"forum_index.php\">", " Message boards</a> : ";
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}
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echo $forum->title;
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echo "</span><br>";
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} else if ($forum && $thread) {
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echo "<span class=title>";
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if ($helpdesk) {
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echo "<a href=\"forum_help_desk.php\">", " Questions and problems</a> : ";
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} else {
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echo "<a href=\"forum_index.php\">", " Message boards</a> : ";
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}
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echo "<a href=\"forum_forum.php?id=$forum->id\">", $forum->title, "</a> : ";
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echo cleanup_title($thread->title);
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echo "</span><br>";
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} else {
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echo "Invalid input to show_forum_title<br>";
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}
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echo "</p>\n";
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}
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// show a thread with its context (e.g. for search results)
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//
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function show_thread($thread, $n) {
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$forum = getForum($thread->forum);
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$category = getCategory($forum->category);
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$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";
|
|
$content = nl2br(stripslashes($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) {
|
|
$deleted_text = array( "Obscene", "Flame/Hate", "Commercial spam" ); //Todo: factor this array out, it is also used elsewhere
|
|
$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><font size=-2>
|
|
Do not use obscene language
|
|
or threaten other participants;
|
|
we may delete such messages.</font>
|
|
";
|
|
}
|
|
|
|
?>
|