body = $book[body];
$this->parent = $book[parent];
$this->weight = $book[weight];
}
}
function book_status() {
return array(dumped, expired, queued, posted);
}
function book_location($node, $nodes = array()) {
$parent = db_fetch_object(db_query("SELECT n.nid, n.title, b.parent FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.nid = '$node->parent'"));
if ($parent->title) {
$nodes = book_location($parent, $nodes);
array_push($nodes, $parent);
}
return $nodes;
}
function book_view($node, $main = 0) {
global $status, $theme;
if ($node->nid && $node->parent) {
$list = book_parent_query($node->parent);
$next = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.status = '$status[posted]' AND $list AND b.weight > '$node->weight' ORDER BY b.weight ASC"));
$prev = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.status = '$status[posted]' AND $list AND b.weight < '$node->weight' ORDER BY b.weight DESC"));
}
$output .= "\n";
if ($node->title) {
foreach (book_location($node) as $level) {
$location .= "$indent nid\">$level->title
";
$indent .= "-";
}
$output .= " | $location | ". node_control($node) ." |
\n";
$output .= "
|
";
$output .= " ". check_output($node->title) ."". ($node->body ? "
Last updated by ". format_username($node->userid) ." on ". format_date($node->timestamp) ." " : "") ." |
\n";
}
if ($node->body) {
$output .= "
". check_output($node->body, 1) ." |
";
}
if ($node->nid) {
$output .= "
". book_tree($node->nid) ." |
";
}
$output .= "
|
";
$output .= " | ". ($prev ? "nid\">". t("previous") ."" : t("previous")) ." | index | ". ($next ? "nid\">". t("next") ."" : t("next")) ." |
\n";
$output .= " | ". ($prev ? "". check_output($prev->title) ."" : " ") ." | ". ($node->parent ? "parent\">". t("up") ."" : t("up")) ." | ". ($next ? "". check_output($next->title) ."" : " ") ." |
\n";
$output .= "
\n";
$theme->box(t("Handbook"), $output);
}
function book_search($keys) {
global $status, $user;
$result = db_query("SELECT n.*, u.userid FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid LEFT JOIN users u ON n.author = u.id WHERE n.type = 'book' AND n.status = '$status[posted]' AND (n.title LIKE '%". check_input($keys) ."%' OR b.body LIKE '%". check_input($keys) ."%') ORDER BY n.timestamp DESC LIMIT 20");
while ($node = db_fetch_object($result)) {
$find[$i++] = array("title" => check_output($node->title), "link" => (user_access($user, "book") ? "admin.php?mod=book&op=edit&id=$node->nid" : "node.php?id=$node->nid"), "user" => $node->userid, "date" => $node->timestamp);
}
return $find;
}
function book_parent_query($parent) {
if ($parent != "") {
$list = array();
foreach (book_parent($parent) as $pid) array_push($list, "b.parent = $pid");
}
else {
$list = array("b.parent = ''");
}
return "(". implode(" OR ", $list) .")";
}
function book_toc($parent = "", $indent = "", $toc = array()) {
global $status, $user;
// select all child nodes:
$result = db_query("SELECT n.*, b.* FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.type = 'book' AND n.status = '$status[posted]' AND ". book_parent_query($parent) ." ORDER BY b.weight");
// add root node:
if (user_access($user, "book")) {
$toc[0] = " ";
}
// build table of contents:
while ($node = db_fetch_object($result)) {
$toc[$node->nid] = "$indent $node->title";
$toc = book_toc($node->nid, "$indent-", $toc);
}
return $toc;
}
function book_form($edit = array()) {
global $allowed_html, $REQUEST_URI, $user;
$form .= form_item(t("Author"), format_username(($edit[userid] ? $edit[userid] : $user->userid)));
$form .= form_hidden(userid, $edit[userid]);
$form .= form_textfield(t("Subject"), "title", $edit[title], 50, 64);
$form .= form_item(t("Category"), category_form_select("book", $edit));
if ($edit[pid]) {
$node = node_get_object("nid", $edit[pid]);
$form .= form_item(t("Parent"), "id\">". check_output($node->title) ."", t("The parent subject or category the page belongs in."));
$form .= form_hidden("parent", $edit[parent]);
}
else {
$form .= form_select(t("Parent"), "parent", $edit[parent], book_toc(), t("The parent subject or category the page belongs in."));
}
$form .= form_textarea(t("Content"), "body", $edit[body], 50, 10, t("Allowed HTML tags") .": ". htmlspecialchars($allowed_html));
$form .= form_textarea(t("Log message"), "log", $edit[log], 50, 5, t("An explanation of the additions or updates being made to help the group understand your motivations."));
if (user_access($user, "book")) {
$form .= form_select(t("Weight"), "weight", $edit[weight], array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30), t("The heavier nodes will sink and the lighter nodes will be positioned nearer the top."));
}
if ($edit[nid] > 0) {
$form .= form_hidden("pid", $edit[pid]);
$form .= form_hidden("nid", $edit[nid]);
}
if (!$edit) {
$form .= form_submit(t("Preview"));
}
else if (!$edit[title]) {
$form .= "". t("Warning: you did not supply a title.") ."\n";
$form .= form_submit(t("Preview"));
}
else {
$form .= form_submit(t("Preview"));
$form .= form_submit(t("Submit"));
}
return form($REQUEST_URI, $form);
}
function book_save($edit) {
global $status, $user;
if (!$edit[nid]) {
node_save($edit, array(author => $user->id, body, cid, comment => category_comment($edit[cid]), log, moderate => topic_moderate($edit[tid]), promote => category_promote($edit[cid]), score => 0, status => (category_submission($edit[cid]) ? $status[queued] : $status[posted]), tid, timestamp => time(), title, type => "book", votes => 0, weight));
}
else if (user_access($user)) {
node_save($edit, array(body, cid, log, parent, tid, title, type => "book", weight));
}
}
function book_parent($nid) {
global $status;
if ($node = node_get_object("nid", $nid)) {
$list[$nid] = $nid;
}
if ($node->pid) {
$list = array_merge($list, book_parent($node->pid));
}
return $list ? $list : array();
}
function book_tree($parent = "", $depth = 0) {
global $PHP_SELF, $status;
if ($depth < 3 || strstr($PHP_SELF,"admin.php")) {
// select all child nodes:
$result = db_query("SELECT n.*, b.* FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.type = 'book' AND n.status = '$status[posted]' AND ". book_parent_query($parent) ." ORDER BY b.weight");
// render output:
while ($node = db_fetch_object($result)) {
$output .= "
nid\">". check_output($node->title) ."". ($PHP_SELF == "/admin.php" ? " (weight: $node->weight/$node->parent, status: $node->status) (nid\">edit)" : "") ."\n";
$output .= book_tree($node->nid, $depth + 1);
}
$output = "";
}
return $output;
}
function book_list($query = array()) {
return node_overview($query);
}
function book_query($type = "") {
global $status;
$queries = array(array("recent book pages", "WHERE n.type = 'book' ORDER BY n.timestamp DESC"), array("posted book pages", "WHERE n.type = 'book' AND n.status = '$status[posted]' ORDER BY n.timestamp DESC"), array("queued book pages", "WHERE n.type = 'book' AND n.status = '$status[queued]' ORDER BY n.timestamp DESC"), array("dumped book pages", "WHERE n.type = 'book' AND n.status = '$status[dumped]' ORDER BY n.timestamp DESC"));
return ($queries[$type] ? $queries[$type] : $queries);
}
function book_admin() {
global $op, $id, $edit, $mod, $keys, $type, $user;
print "add new page | book listing | search book | list overview | tree overview
\n";
$type = $type ? $type : 0;
switch ($op) {
case "add":
print book_form();
break;
case "edit":
print book_form(node_get_array(nid, $id));
break;
case "listing":
print node_listing(book_query());
break;
case "search":
print search_form($keys);
print search_data($keys, $mod);
break;
case "tree":
print book_tree();
break;
case t("Preview"):
book_view(new Book($edit));
print book_form($edit);
break;
case t("Submit"):
book_save($edit);
// fall through:
default:
print book_list(book_query($type));
}
}
function book_page() {
global $status, $theme;
$result = db_query("SELECT n.*, b.* FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE b.parent = 0 AND n.status = $status[posted] ORDER BY b.weight");
while ($node = db_fetch_object($result)) {
$output .= "nid\">". check_output($node->title) ."". check_output($node->body, 1) ."
";
}
$theme->header();
$theme->box(t("Handbook"), "$output
");
$theme->footer();
}
function book_update($id) {
global $status;
if ($node = node_get_object("nid", $id)) {
if ($node->status != $status[posted]) {
return t("You can only update accepted pages: pages that are still queued or already expired can not be updated.");
}
else if (db_result(db_query("SELECT COUNT(nid) FROM node WHERE pid = '$node->nid' AND status = '$status[queued]'"))) {
return t("There is already an update for this node in the queue: we can only process one update at once.");
}
else {
return book_form(array(nid => -1, pid => $id, title => $node->title, body => $node->body, parent => $node->parent));
}
}
}
function book_user() {
global $edit, $id, $op, $theme, $user;
$title = t("Submit");
switch($op) {
case "update":
$theme->box($title, book_update($id));
break;
case t("Preview"):
book_view(new Book($edit));
$theme->box($title, book_form($edit));
break;
case t("Submit"):
book_save($edit);
$theme->box($title, t("Thank you for your submission."));
break;
default:
$theme->box($title, book_form());
}
}
function book_export_html($parent = "", $depth = 0) {
global $status;
$result = db_query("SELECT n.*, b.* FROM node n LEFT JOIN book b ON n.nid = b.nid AND n.lid = b.lid WHERE n.type = 'book' AND n.status = '$status[posted]' AND b.parent = '$parent' ORDER BY b.weight");
while ($node = db_fetch_object($result)) {
$output .= "". check_output($node->title) ."";
if ($node->body) $output .= check_output($node->body, 1);
if ($node->pid) $output .= book_export_html($node->pid, $depth + 1);
$output .= book_export_html($node->nid, $depth + 1);
}
return $output;
}
function book_export($uri) {
if ($uri[2] == "book") {
print book_export_html($uri[3], $depth = 1);
}
}
?>