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-rw-r--r--modules/book.module53
-rw-r--r--modules/book/book.module53
2 files changed, 94 insertions, 12 deletions
diff --git a/modules/book.module b/modules/book.module
index 4656d4222..b21138a16 100644
--- a/modules/book.module
+++ b/modules/book.module
@@ -167,7 +167,7 @@ function book_form(&$node, &$help, &$error) {
$output .= form_textarea(t("Log message"), "log", $node->log, 60, 5, t("An explanation of the additions or updates being made to help the group understand your motivations."));
if (user_access("administer nodes")) {
- $output .= form_select(t("Weight"), "weight", $node->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 pages will sink and the lighter pages will be positioned nearer the top."));
+ $output .= form_weight(t("Weight"), "weight", $node->weight, 15, t("The heavier pages will sink and the lighter pages will be positioned nearer the top."));
if (user_access("create php content")) {
$output .= form_select("Type", "format", $node->format, array(0 => "HTML / text", 1 => "PHP"));
}
@@ -221,7 +221,7 @@ function book_node_link($node = 0) {
$page = db_fetch_object(db_query("SELECT * FROM book WHERE nid = '%d'", $node->nid));
$output .= form_select(t("Parent"), "parent", $page->parent, book_toc(), t("The parent subject or category the page belongs in."));
- $output .= form_select(t("Weight"), "weight", $page->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 pages will sink and the lighter pages will be positioned nearer the top."));
+ $output .= form_weight(t("Weight"), "weight", $node->weight, 15, t("The heavier pages will sink and the lighter pages will be positioned nearer the top."));
if ($page->nid) {
$output .= form_submit(t("Update book outline"));
@@ -280,7 +280,6 @@ function book_revision_load($page, $conditions = array()) {
/*
** Return the path (call stack) to a certain book page.
*/
-
function book_location($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 WHERE n.nid = '%d'", $node->parent));
if ($parent->title) {
@@ -290,6 +289,48 @@ function book_location($node, $nodes = array()) {
return $nodes;
}
+function book_location_down($node, $nodes = array()) {
+ $last_direct_child = db_fetch_object(db_query("SELECT n.nid, n.title, b.parent FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d ORDER BY b.weight DESC, n.title DESC", $node->nid));
+ if ($last_direct_child) {
+ array_push($nodes, $last_direct_child);
+ $nodes = book_location_down($last_direct_child, $nodes);
+ }
+ return $nodes;
+}
+
+function book_prev($node) {
+ // previous on the same level
+ $direct_above = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') AND (b.weight < %d OR (b.weight = %d AND n.title < '%s')) ORDER BY b.weight DESC, n.title DESC", $node->parent, $node->weight, $node->weight, $node->title));
+ if ($direct_above) {
+ // get last leaf of $above
+ $path = book_location_down($direct_above);
+ return $path ? array_pop($path) : $direct_above;
+ }
+ else {
+ // direct parent
+ $prev = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE n.nid = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '')", $node->parent));
+ return $prev;
+ }
+}
+
+function book_next($node) {
+ // get first direct child
+ $child = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight ASC, n.title ASC", $node->nid));
+ if ($child) {
+ return $child;
+ }
+
+ // no direct child: get next for this level or any parent
+ array_push($path = book_location($node), $node); // path to root node including this one
+ // loop through nodes to root, starting with this node
+ while ($leaf = array_pop($path)) {
+ $next = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') AND (b.weight > %d OR (b.weight = %d AND n.title > '%s')) ORDER BY b.weight ASC, n.title ASC", $leaf->parent, $leaf->weight, $leaf->weight, $leaf->title));
+ if ($next) {
+ return $next;
+ }
+ }
+}
+
function book_body($node) {
global $op;
@@ -349,9 +390,9 @@ function book_view($node, $main = 0) {
** Construct the "next" and "previous" links:
*/
- if ($node->nid && $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 WHERE n.status = 1 AND b.parent = '%d' AND (b.weight > '%d' OR (b.weight = '%d' AND n.title > '%s')) AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight ASC, n.title ASC", $node->parent, $node->weight, $node->weight, $node->title));
- $prev = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE n.status = 1 AND b.parent = '%d' AND (b.weight < '%d' OR (b.weight = '%d' AND n.title < '%s')) AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight DESC, n.title DESC", $node->parent, $node->weight, $node->weight, $node->title));
+ if ($node->nid) {
+ $prev = book_prev($node);
+ $next = book_next($node);
}
$output .= "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\" width=\"100%\">";
diff --git a/modules/book/book.module b/modules/book/book.module
index 4656d4222..b21138a16 100644
--- a/modules/book/book.module
+++ b/modules/book/book.module
@@ -167,7 +167,7 @@ function book_form(&$node, &$help, &$error) {
$output .= form_textarea(t("Log message"), "log", $node->log, 60, 5, t("An explanation of the additions or updates being made to help the group understand your motivations."));
if (user_access("administer nodes")) {
- $output .= form_select(t("Weight"), "weight", $node->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 pages will sink and the lighter pages will be positioned nearer the top."));
+ $output .= form_weight(t("Weight"), "weight", $node->weight, 15, t("The heavier pages will sink and the lighter pages will be positioned nearer the top."));
if (user_access("create php content")) {
$output .= form_select("Type", "format", $node->format, array(0 => "HTML / text", 1 => "PHP"));
}
@@ -221,7 +221,7 @@ function book_node_link($node = 0) {
$page = db_fetch_object(db_query("SELECT * FROM book WHERE nid = '%d'", $node->nid));
$output .= form_select(t("Parent"), "parent", $page->parent, book_toc(), t("The parent subject or category the page belongs in."));
- $output .= form_select(t("Weight"), "weight", $page->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 pages will sink and the lighter pages will be positioned nearer the top."));
+ $output .= form_weight(t("Weight"), "weight", $node->weight, 15, t("The heavier pages will sink and the lighter pages will be positioned nearer the top."));
if ($page->nid) {
$output .= form_submit(t("Update book outline"));
@@ -280,7 +280,6 @@ function book_revision_load($page, $conditions = array()) {
/*
** Return the path (call stack) to a certain book page.
*/
-
function book_location($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 WHERE n.nid = '%d'", $node->parent));
if ($parent->title) {
@@ -290,6 +289,48 @@ function book_location($node, $nodes = array()) {
return $nodes;
}
+function book_location_down($node, $nodes = array()) {
+ $last_direct_child = db_fetch_object(db_query("SELECT n.nid, n.title, b.parent FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d ORDER BY b.weight DESC, n.title DESC", $node->nid));
+ if ($last_direct_child) {
+ array_push($nodes, $last_direct_child);
+ $nodes = book_location_down($last_direct_child, $nodes);
+ }
+ return $nodes;
+}
+
+function book_prev($node) {
+ // previous on the same level
+ $direct_above = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') AND (b.weight < %d OR (b.weight = %d AND n.title < '%s')) ORDER BY b.weight DESC, n.title DESC", $node->parent, $node->weight, $node->weight, $node->title));
+ if ($direct_above) {
+ // get last leaf of $above
+ $path = book_location_down($direct_above);
+ return $path ? array_pop($path) : $direct_above;
+ }
+ else {
+ // direct parent
+ $prev = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE n.nid = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '')", $node->parent));
+ return $prev;
+ }
+}
+
+function book_next($node) {
+ // get first direct child
+ $child = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight ASC, n.title ASC", $node->nid));
+ if ($child) {
+ return $child;
+ }
+
+ // no direct child: get next for this level or any parent
+ array_push($path = book_location($node), $node); // path to root node including this one
+ // loop through nodes to root, starting with this node
+ while ($leaf = array_pop($path)) {
+ $next = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE b.parent = %d AND n.status = 1 AND (n.moderate = 0 OR n.revisions != '') AND (b.weight > %d OR (b.weight = %d AND n.title > '%s')) ORDER BY b.weight ASC, n.title ASC", $leaf->parent, $leaf->weight, $leaf->weight, $leaf->title));
+ if ($next) {
+ return $next;
+ }
+ }
+}
+
function book_body($node) {
global $op;
@@ -349,9 +390,9 @@ function book_view($node, $main = 0) {
** Construct the "next" and "previous" links:
*/
- if ($node->nid && $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 WHERE n.status = 1 AND b.parent = '%d' AND (b.weight > '%d' OR (b.weight = '%d' AND n.title > '%s')) AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight ASC, n.title ASC", $node->parent, $node->weight, $node->weight, $node->title));
- $prev = db_fetch_object(db_query("SELECT n.nid, n.title FROM node n LEFT JOIN book b ON n.nid = b.nid WHERE n.status = 1 AND b.parent = '%d' AND (b.weight < '%d' OR (b.weight = '%d' AND n.title < '%s')) AND (n.moderate = 0 OR n.revisions != '') ORDER BY b.weight DESC, n.title DESC", $node->parent, $node->weight, $node->weight, $node->title));
+ if ($node->nid) {
+ $prev = book_prev($node);
+ $next = book_next($node);
}
$output .= "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\" width=\"100%\">";
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-21 19:33:14 +0000