Commit 75a6f4de authored by Gábor Hojtsy's avatar Gábor Hojtsy
Browse files

#160200 by dvessel and chx: better theming support for book module

parent 98a5fb14
<?php
// $Id$
/**
* @file book-all-books-block.tpl.php
* Default theme implementation for rendering book outlines within a block.
* This template is used only when the block is configured to "show block on
* all pages" which presents Multiple independent books on all pages.
*
* Available variables:
* - $book_menus: Array of book outlines rendered as an unordered list. It is
* keyed to the parent book ID which is also the ID of the parent node
* containing an entire outline.
*
* @see template_preprocess_book_all_books_block()
*/
?>
<?php foreach ($book_menus as $book_id => $menu) : ?>
<div id="book-block-menu-<?php print $book_id; ?>" class="book-block-menu">
<?php print $menu; ?>
</div>
<?php endforeach; ?>
<?php
// $Id$
/**
* @file book-export-html.tpl.php
* Default theme implementation for printed version of book outline.
*
* Available variables:
* - $title: Top level node title.
* - $head: Header tags.
* - $language: Language code. e.g. "en" for english.
* - $language_rtl: TRUE or FALSE depending on right to left language scripts.
* - $base_url: URL to home page.
* - $content: Nodes within the current outline rendered through
* book-node-export-html.tpl.php.
*
* @see template_preprocess_book_export_html()
*/
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="<?php print $language->language; ?>" xml:lang="<?php print $language->language; ?>">
<head>
<title><?php print $title; ?></title>
<?php print $head; ?>
<base href="<?php print $base_url; ?>" />
<link type="text/css" rel="stylesheet" href="misc/print.css" />
<?php if ($language_rtl): ?>
<link type="text/css" rel="stylesheet" href="misc/print-rtl.css" />
<?php endif; ?>
</head>
<body>
<?php
/**
* The given node is /embedded to its absolute depth in a top level
* section/. For example, a child node with depth 2 in the hierarchy is
* contained in (otherwise empty) &lt;div&gt; elements corresponding to
* depth 0 and depth 1. This is intended to support WYSIWYG output - e.g.,
* level 3 sections always look like level 3 sections, no matter their
* depth relative to the node selected to be exported as printer-friendly
* HTML.
*/
$div_close = '';
?>
<?php for ($i = 1; $i < $depth; $i++) : ?>
<div class="section-<?php print $i; ?>">
<?php $div_close .= '</div>'; ?>
<?php endfor; ?>
<?php print $contents; ?>
<?php print $div_close; ?>
</body>
</html>
<?php
// $Id$
/**
* @file book-navigation.tpl.php
* Default theme implementation to navigate books. Presented under nodes that
* are a part of book outlines.
*
* Available variables:
* - $tree: The immediate children of the current node rendered as an
* unordered list.
* - $current_depth: Depth of the current node within the book outline.
* Provided for context.
* - $prev_url: URL to the previous node.
* - $prev_title: Title of the previous node.
* - $parent_url: URL to the parent node.
* - $parent_title: Title of the parent node. Not printed by default. Provided
* as an option.
* - $next_url: URL to the next node.
* - $next_title: Title of the next node.
* - $has_links: Flags TRUE whenever the previous, parent or next data has a
* value.
* - $book_id: The book ID of the current outline being viewed. Same as the
* node ID containing the entire outline. Provided for context.
* - $book_url: The book/node URL of the current outline being viewed.
* Provided as an option. Not used by default.
* - $book_title: The book/node title of the current outline being viewed.
* Provided as an option. Not used by default.
*
* @see template_preprocess_book_navigation()
*/
?>
<?php if ($tree || $has_links): ?>
<div id="book-navigation-<?php print $book_id; ?>" class="book-navigation">
<?php print $tree; ?>
<?php if ($has_links): ?>
<div class="page-links clear-block">
<?php if ($prev_url) : ?>
<a href="<?php print $prev_url; ?>" class="page-previous" title="<?php print t('Go to previous page'); ?>"><?php print t('‹ ') . $prev_title; ?></a>
<?php endif; ?>
<?php if ($parent_url) : ?>
<a href="<?php print $parent_url; ?>" class="page-up" title="<?php print t('Go to parent page'); ?>"><?php print t('up'); ?></a>
<?php endif; ?>
<?php if ($next_url) : ?>
<a href="<?php print $next_url; ?>" class="page-next" title="<?php print t('Go to next page'); ?>"><?php print $next_title . t(' ›'); ?></a>
<?php endif; ?>
</div>
<?php endif; ?>
</div>
<?php endif; ?>
<?php
// $Id$
/**
* @file book-node-export-html.tpl.php
* Default theme implementation for rendering a single node in a printer
* friendly outline.
*
* @see book-node-export-html.tpl.php
* Where it is collected and printed out.
*
* Available variables:
* - $depth: Depth of the current node inside the outline.
* - $title: Node title.
* - $content: Node content.
* - $children: All the child nodes recursively rendered through this file.
*
* @see template_preprocess_book_node_export_html()
*/
?>
<div id="node-<?php print $node->nid; ?>" class="section-<?php print $depth; ?>">
<h1 class="book-heading"><?php print $title; ?></h1>
<?php print $content; ?>
<?php print $children; ?>
</div>
......@@ -13,10 +13,11 @@ function book_theme() {
return array(
'book_navigation' => array(
'arguments' => array('book_link' => NULL),
'template' => 'book-navigation',
),
'book_export_html' => array(
'arguments' => array('title' => NULL, 'content' => NULL),
'file' => 'book.pages.inc',
'arguments' => array('title' => NULL, 'contents' => NULL, 'depth' => NULL),
'template' => 'book-export-html',
),
'book_admin_table' => array(
'arguments' => array('form' => NULL),
......@@ -26,6 +27,11 @@ function book_theme() {
),
'book_all_books_block' => array(
'arguments' => array('book_menus' => array()),
'template' => 'book-all-books-block',
),
'book_node_export_html' => array(
'arguments' => array('node' => NULL, 'children' => NULL),
'template' => 'book-node-export-html',
),
);
}
......@@ -191,18 +197,18 @@ function book_block($op = 'list', $delta = 0, $edit = array()) {
$block['subject'] = t('Book navigation');
$book_menus = array();
$pseudo_tree = array(0 => array('below' => FALSE));
foreach (book_get_books() as $book) {
foreach (book_get_books() as $book_id => $book) {
if ($book['bid'] == $current_bid) {
// If the current page is a node associated with a book, the menu
// needs to be retrieved.
$book_menus[] = menu_tree_output(menu_tree_all_data($node->book['menu_name'], $node->book));
$book_menus[$book_id] = menu_tree_output(menu_tree_all_data($node->book['menu_name'], $node->book));
}
else {
// Since we know we will only display a link to the top node, there
// is no reason to run an additional menu tree query for each book.
$book['in_active_trail'] = FALSE;
$pseudo_tree[0]['link'] = $book;
$book_menus[] = menu_tree_output($pseudo_tree);
$book_menus[$book_id] = menu_tree_output($pseudo_tree);
}
}
$block['content'] = theme('book_all_books_block', $book_menus);
......@@ -239,19 +245,6 @@ function book_block($op = 'list', $delta = 0, $edit = array()) {
}
}
/**
* Generate the HTML output for the block showing all book menus.
*
* @ingroup themeable
*/
function theme_book_all_books_block($book_menus) {
$output = '';
foreach ($book_menus as $menu) {
$output .= '<div class="book-block-menu">'. $menu ."</div>\n";
}
return $output;
}
/**
* Generate the HTML output for a link to a book title when used as a block title.
*
......@@ -283,7 +276,7 @@ function book_get_books() {
while ($link = db_fetch_array($result2)) {
$link['href'] = $link['link_path'];
$link['options'] = unserialize($link['options']);
$all_books[] = $link;
$all_books[$link['bid']] = $link;
}
}
}
......@@ -782,46 +775,59 @@ function _book_link_defaults($nid) {
}
/**
* Prepares the links to the children of the page and the previous/up/next navigation.
* Process variables for book-navigation.tpl.php.
*
* These navigation elements are added to the content of a node in the book
* outline when it is viewed as a page and in similar contexts.
* The $variables array contains the following arguments:
* - $book_link
*
* @ingroup themeable
* @see book-navigation.tpl.php
*/
function theme_book_navigation($book_link) {
$output = '';
$links = '';
function template_preprocess_book_navigation(&$variables) {
$book_link = $variables['book_link'];
// Provide extra variables for themers. Not needed by default.
$variables['book_id'] = $book_link['bid'];
$variables['book_title'] = check_plain($book_link['link_title']);
$variables['book_url'] = 'node/'. $book_link['bid'];
$variables['current_depth'] = $book_link['depth'];
$variables['tree'] = '';
if ($book_link['mlid']) {
$tree = book_children($book_link);
$variables['tree'] = book_children($book_link);
if ($prev = book_prev($book_link)) {
drupal_add_link(array('rel' => 'prev', 'href' => url($prev['href'])));
$links .= l(t('‹ ') . $prev['title'], $prev['href'], array('attributes' => array('class' => 'page-previous', 'title' => t('Go to previous page'))));
$prev_href = url($prev['href']);
drupal_add_link(array('rel' => 'prev', 'href' => $prev_href));
$variables['prev_url'] = $prev_href;
$variables['prev_title'] = check_plain($prev['title']);
}
if ($book_link['plid'] && $parent = book_link_load($book_link['plid'])) {
drupal_add_link(array('rel' => 'up', 'href' => url($parent['href'])));
$links .= l(t('up'), $parent['href'], array('attributes' => array('class' => 'page-up', 'title' => t('Go to parent page'))));
$parent_href = url($parent['href']);
drupal_add_link(array('rel' => 'up', 'href' => $parent_href));
$variables['parent_url'] = $parent_href;
$variables['parent_title'] = check_plain($parent['title']);
}
if ($next = book_next($book_link)) {
drupal_add_link(array('rel' => 'next', 'href' => url($next['href'])));
$links .= l($next['title'] . t(' ›'), $next['href'], array('attributes' => array('class' => 'page-next', 'title' => t('Go to next page'))));
$next_href = url($next['href']);
drupal_add_link(array('rel' => 'next', 'href' => $next_href));
$variables['next_url'] = $next_href;
$variables['next_title'] = check_plain($next['title']);
}
}
if (isset($tree) || isset($links)) {
$output = '<div class="book-navigation">';
if (isset($tree)) {
$output .= $tree;
}
if (isset($links)) {
$output .= '<div class="page-links clear-block">'. $links .'</div>';
}
$output .= '</div>';
$variables['has_links'] = FALSE;
// Link variables to filter for values and set state of the flag variable.
$links = array('prev_url', 'prev_title', 'parent_url', 'parent_title', 'next_url', 'next_title');
foreach ($links as $link) {
if (isset($variables[$link])) {
// Flag when there is a value.
$variables['has_links'] = TRUE;
}
else {
// Set empty to prevent notices.
$variables[$link] = '';
}
}
return $output;
}
/**
......@@ -864,51 +870,57 @@ function book_toc($bid, $exclude = array(), $depth_limit) {
return $toc;
}
/**
* Process variables for book-export-html.tpl.php.
*
* The $variables array contains the following arguments:
* - $title
* - $contents
* - $depth
*
* @see book-export-html.tpl.php
*/
function template_preprocess_book_export_html(&$variables) {
global $base_url, $language;
$variables['title'] = check_plain($variables['title']);
$variables['base_url'] = $base_url;
$variables['language'] = $language;
$variables['language_rtl'] = (defined('LANGUAGE_RTL') && $language->direction == LANGUAGE_RTL) ? TRUE : FALSE;
$variables['head'] = drupal_get_html_head();
}
/**
* Traverse the book tree to build printable or exportable output.
*
* During the traversal, the $visit_pre() callback is applied to each
* During the traversal, the $visit_func() callback is applied to each
* node, and is called recursively for each child of the node (in weight,
* title order). Finally, the output of the $visit_post() callback is
* appended before returning the generated output.
* title order).
*
* @param $tree
* A subtree of the book menu hierarchy, rooted at the current page.
* @param $visit_pre
* @param $visit_func
* A function callback to be called upon visiting a node in the tree.
* @param $visit_post
* A function callback to be called after visiting a node in the tree,
* but before recursively visiting children.
* @return
* The output generated in visiting each node.
*/
function book_export_traverse($tree, $visit_pre, $visit_post) {
function book_export_traverse($tree, $visit_func) {
$output = '';
foreach ($tree as $data) {
// Note- access checking is already performed when building the tree.
$node = node_load($data['link']['nid'], FALSE);
if ($node) {
$depth = $node->book['depth'];
if (function_exists($visit_pre)) {
$output .= call_user_func($visit_pre, $node, $depth);
}
else {
// Use the default function.
$output .= book_node_visitor_html_pre($node, $depth);
}
if ($node = node_load($data['link']['nid'], FALSE)) {
$children = '';
if ($data['below']) {
$output .= book_export_traverse($data['below'], $visit_pre, $visit_post);
$children = book_export_traverse($data['below'], $visit_func);
}
if (function_exists($visit_post)) {
$output .= call_user_func($visit_post, $node, $depth);
if (function_exists($visit_func)) {
$output .= call_user_func($visit_func, $node, $children);
}
else {
// Use the default function.
$output .= book_node_visitor_html_post($node, $depth);
$output .= book_node_export($node, $children);
}
}
}
......@@ -918,47 +930,37 @@ function book_export_traverse($tree, $visit_pre, $visit_post) {
/**
* Generates printer-friendly HTML for a node.
*
* This function is a 'pre-node' visitor function.
*
* @see book_export_traverse().
*
* @param $node
* The node to generate output for.
* @param $depth
* The depth of the given node in the hierarchy. This
* is used only for generating output.
* @param $children
* All the rendered child nodes within the current node.
* @return
* The HTML generated for the given node.
*/
function book_node_visitor_html_pre($node, $depth) {
function book_node_export($node, $children = '') {
$node->build_mode = NODE_BUILD_PRINT;
$node = node_build_content($node, FALSE, FALSE);
$node->body = drupal_render($node->content);
$output = "<div id=\"node-". $node->nid ."\" class=\"section-$depth\">\n";
$output .= "<h1 class=\"book-heading\">". check_plain($node->title) ."</h1>\n";
$output .= drupal_render($node->content);
return $output;
return theme('book_node_export_html', $node, $children);
}
/**
* Finishes up generation of printer-friendly HTML after visiting a node.
* Process variables for book-node-export-html.tpl.php.
*
* This function is a 'post-node' visitor function.
* The $variables array contains the following arguments:
* - $node
* - $children
*
* @see book_export_traverse().
*
* @param $node
* The node to generate output for.
* @param $depth
* The depth of the given node in the hierarchy. This
* is used only for generating output.
* @return
* The HTML appended after the given node.
* @see book-node-export-html.tpl.php
*/
function book_node_visitor_html_post($node, $depth) {
return "</div>\n";
function template_preprocess_book_node_export_html(&$variables) {
$variables['depth'] = $variables['node']->book['depth'];
$variables['title'] = check_plain($variables['node']->title);
$variables['content'] = $variables['node']->body;
}
/**
......
......@@ -73,47 +73,19 @@ function book_export($type, $nid) {
*/
function book_export_html($nid) {
if (user_access('access printer-friendly version')) {
$content = '';
$export_data = array();
$node = node_load($nid);
if (isset($node->book)) {
$depth = $node->book['depth'];
for ($i = 1; $i < $depth; $i++) {
$content .= "<div class=\"section-$i\">\n";
}
$tree = book_menu_subtree_data($node->book);
$content .= book_export_traverse($tree, 'book_node_visitor_html_pre', 'book_node_visitor_html_post');
for ($i = 1; $i < $depth; $i++) {
$content .= "</div>\n";
}
$contents = book_export_traverse($tree, 'book_node_export');
}
return theme('book_export_html', check_plain($node->title), $content);
return theme('book_export_html', $node->title, $contents, $node->book['depth']);
}
else {
drupal_access_denied();
}
}
/**
* How the book's HTML export should be themed
*
* @ingroup themeable
*/
function theme_book_export_html($title, $content) {
global $base_url, $language;
$html = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
$html .= '<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">';
$html .= "<head>\n<title>". $title ."</title>\n";
$html .= '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
$html .= '<base href="'. $base_url .'/" />'."\n";
$html .= '<link type="text/css" rel="stylesheet" href="misc/print.css" />';
if (defined('LANGUAGE_RTL') && $language->direction == LANGUAGE_RTL) {
$html .= '<link type="text/css" rel="stylesheet" href="misc/print-rtl.css" />';
}
$html .= "</head>\n<body>\n". $content ."\n</body>\n</html>\n";
return $html;
}
/**
* Menu callback; show the outline form for a single node.
*/
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment