forum.module 2.87 KB
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<?php

$module = array("type" => "forum_type",
                "page" => "forum_page",
                "admin" => "forum_admin");

$format = array(0 => HTML, 1 => PHP, 2 => text);

function forum_type() {
  return array("forum", "forum");
}

function forum_status() {
  return array(dumped, posted);
}

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function forum_view($node) {
  global $theme;
  $output .= "<P><A HREF=\"module.php?mod=forum\">Forum</A> / <B><A HREF=\"node.php?id=$node->nid\">". check_output($node->title) ."</A></B>:</P><P>". check_output($node->body) ."</P>";
  $theme->box(t("Discussion forum"), $output);
}

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function forum_form($edit = array()) {
  global $format;

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  $form .= form_textfield(t("Subject"), "title", $edit[title], 50, 64);
  $form .= structure_form("forum", $edit);
  $form .= form_textarea(t("Body"), "body", $edit[body], 50, 10);
  $form .= form_hidden("nid", $edit[nid]);
  $form .= form_submit("Save forum");
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  return form("admin.php?mod=forum", $form);
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}

function forum_save($edit) {
  global $status;
  node_save(array_merge($edit, array(type => "forum", status => $status[posted])));
}

function forum_num_comments($nid) {
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  $value = db_fetch_object(db_query("SELECT COUNT(cid) AS count FROM comments WHERE lid = '$nid'"));
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  return ($value) ? $value->count : 0;
}

function forum_last_comment($nid) {
  $value = db_fetch_object(db_query("SELECT timestamp FROM comments WHERE lid = '$nid' ORDER BY timestamp DESC LIMIT 1"));
  return ($value) ? format_date($value->timestamp, "small") : "&nbsp;";
}

function forum_page() {
  global $theme;

  $result = db_query("SELECT nid FROM node WHERE type = 'forum' ORDER BY title");

  $output .= "<TABLE BORDER=\"0\" CELLSPACING=\"4\" CELLPADDING=\"4\">\n";
  $output .= " <TR><TH>". t("Forum") ."</TH><TH>". t("Comments") ."</TH><TH>". t("Last comment") ."</TH></TR>";
  while ($node = db_fetch_object($result)) {
    $node = node_get_object("nid", $node->nid);
    $output .= " <TR><TD><A HREF=\"node.php?id=$node->nid\">". check_output($node->title) ."</A><BR><SMALL>". check_output($node->body, 1) ."</SMALL></TD><TD ALIGN=\"center\">". forum_num_comments($node->nid) ."</TD><TD ALIGN=\"center\">". forum_last_comment($node->nid) ."</TD></TR>";
  }
  $output .= "</TABLE>\n";

  $theme->header();
  $theme->box(t("Discussion forum"), $output);
  $theme->footer();
}

function forum_overview() {
  return node_overview(array(0, "WHERE n.type = 'forum' ORDER BY n.title"));
}

function forum_admin() {
  global $id, $op, $edit, $type;

  print "<SMALL><A HREF=\"admin.php?mod=forum&op=add\">add new forum</A> | <A HREF=\"admin.php?mod=forum\">overview</A></SMALL><HR>\n";

  $type = ($type ? $type : 0);

  switch ($op) {
    case "add":
      print forum_form();
      break;
    case "edit":
      print forum_form(node_get_array(nid, $id));
      break;
   case "Save forum":
      print status(forum_save($edit));
      // fall through:
    default:
      print forum_overview();
  }
}

?>