Users can ignore other users in the forums

svn path=/trunk/boinc/; revision=4999

html/inc/forum.inc

@@ -228,6 +228,7 @@ function getForumPreferences($user){
         $user->rated_posts=$prefs->rated_posts;
 	$user->low_rating_threshold=$prefs->low_rating_threshold;
 	$user->high_rating_threshold=$prefs->high_rating_threshold;
+        $user->ignorelist=$prefs->ignorelist;
         $user->forum_preferences=1;
 	
 	//Set defaults in certain cases:
@@ -459,8 +460,18 @@ function show_post($post, $thread, $logged_in_user, $n, $controls=FORUM_CONTROLS
     $data = mysql_query("SELECT userid FROM profile WHERE userid = " . $user->id);                //Lookup existance of profile for user
     $user->has_profile = (mysql_numrows($data) > 0);                                                //and store this info in the user object
     $user->has_avatar = ($user->avatar != "");                                                        //for later access
+
+    //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;
 
@@ -527,7 +538,8 @@ function show_post($post, $thread, $logged_in_user, $n, $controls=FORUM_CONTROLS
     if ($can_edit && $controls != NO_CONTROLS) echo "&nbsp;<a href=\"forum_edit.php?id=$post->id\">[Edit this post]</a>";
     if ($post->modified) echo "<br>Last modified: ", pretty_time_Str($post->modified);
     if ($rated_below_threshold && $filter){
-	echo "<br>This post has been filtered (rating: ".($post->score * $post->votes)."), press <a href=\"?id=".$thread->id."&amp;filter=false#".$post->id."\">here</a> to view this thread without filtering";
+	if ($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";
@@ -555,7 +567,7 @@ function show_post($post, $thread, $logged_in_user, $n, $controls=FORUM_CONTROLS
         echo "</form>";
     }
 
-    if (!$filter || !$rated_below_threshold){
+    if (!$filter || !$rated_below_threshold){							//If either filtering is turned off of this post is not below the threshold
         $posttext=nl2br(stripslashes($post->content));
         if ($post->signature && !$logged_in_user->hide_signatures){                                //If the creator of this post has a signature and
             $posttext.=nl2br("\n".stripslashes($user->signature));                                //wants it to be shown for this post AND the logged in

html/user/edit_forum_preferences_action.php

@@ -5,9 +5,12 @@ require_once("../inc/user.inc");
 require_once("../inc/profile.inc");
 require_once("../inc/util.inc");
 require_once("../inc/image.inc");
+require_once("../inc/forum.inc");
+
 
 db_init();
 $user = get_logged_in_user();
+$user = getForumPreferences($user);
 
 $avatar_url = mysql_escape_string($HTTP_POST_VARS["avatar_url"]);
 if (substr($avatar_url,0,4)!="http") $avatar_url="http://".$avatar_url;
@@ -51,7 +54,7 @@ $hide_signatures = ($HTTP_POST_VARS["forum_hide_signatures"]!="");
 $jump_to_unread = ($HTTP_POST_VARS["forum_jump_to_unread"]!="");
 $low_rating_threshold = intval($HTTP_POST_VARS["forum_low_rating_threshold"]);
 $high_rating_threshold = intval($HTTP_POST_VARS["forum_high_rating_threshold"]);
-
+$add_user_to_filter = ($HTTP_POST_VARS["add_user_to_filter"]!="");
 
 $no_signature_by_default=($HTTP_POST_VARS["signature_enable"]=="");
 $signature = sanitize_html(stripslashes($HTTP_POST_VARS["signature"]));
@@ -68,6 +71,24 @@ $answer_sort = $HTTP_POST_VARS["answer_sort"];
 $forum_sorting=mysql_escape_string(implode("|",array($forum_sort,$thread_sort,$faq_sort,$answer_sort)));
 $has_prefs=mysql_query("select * from forum_preferences where userid='".$user->id."'");
 
+if ($add_user_to_filter){					//see if we should add any users to the ignorelist
+    $user_to_add = $HTTP_POST_VARS["forum_filter_user"];
+    if ($user_to_add!="" and $user_to_add==strval(intval($user_to_add))){
+	$ignorelist = $user->ignorelist."|".$user_to_add;
+    } else {
+	$ignorelist = $user->ignorelist;
+    }
+}
+$ignored_users = explode("|",$ignorelist);
+for ($i=1;$i<sizeof($ignored_users);$i++){
+    if ($HTTP_POST_VARS["remove".$ignored_users[$i]]!=""){
+	//this user will be removed
+    } else {
+	//the user should be in the new list
+	$real_ignorelist.="|".$ignored_users[$i];
+    }
+}
+
 $result = mysql_query(
     "update forum_preferences set 
         avatar_type='".$avatar_type."', 
@@ -81,6 +102,7 @@ $result = mysql_query(
         jump_to_unread='".$jump_to_unread."',
         hide_signatures='".$hide_signatures."',
         low_rating_threshold='".$low_rating_threshold."',
+	ignorelist='".$real_ignorelist."',
         high_rating_threshold='".$high_rating_threshold."'
     where userid=$user->id"
 );

html/user/edit_forum_preferences_form.php

@@ -94,6 +94,27 @@ row2("Filtering".
     "
 );
 
+$filtered_userlist=explode("|",$user->ignorelist);
+for ($i=1;$i<sizeof($filtered_userlist);$i++){
+    $filtered_user = lookup_user_id($filtered_userlist[$i]);
+    $forum_filtered_userlist.="<input type =\"submit\" name=\"remove".$filtered_userlist[$i]."\" value=\"Remove\"> ".$filtered_userlist[$i]." - ".user_links($filtered_user,URL_BASE)."<br>";
+}
+row2("Filtered users".
+    "<br><font size=-2>Ignore specific users<br>You can define a list of users to ignore.<br>These users will have to write posts with very high<br> rating in order to not be filtered.</font>",
+    "<table><tr><td>
+	$forum_filtered_userlist
+    </td></tr></table>
+    <table width=\"380\">
+	<tr><td width=\"32\"><input type=\"text\" name=\"forum_filter_user\" style=\"width: 80px;\"></td><td>Userid (For instance: 123456789)</td></tr>
+	<tr><td colspan=\"2\"><input type=\"submit\" name=\"add_user_to_filter\" value=\"Add user to filter\"></td></tr>
+	<tr><td colspan=2>
+	    Please note that you can only filter a limited number of users.
+	</td></tr>	
+    </table>
+    "
+);
+
+
 
 if ($user->no_signature_by_default==0){$enable_signature="checked=\"checked\"";} else {$enable_signature="";}
 $signature=stripslashes($user->signature);