/**
* Hook for add_filter('locale ', ...), change the user interface language
*
* @param string $lang
*
* @return string
*/
function set_locale($lang)
{
// Cheap cache
static $loc = '__UNSET__';
if (is_admin()) {
// go with the user setting
// get_current_user_id uses wp_get_current_user which may not be available the first time(s) get_locale is called
if ('__UNSET__' == $loc && function_exists('wp_get_current_user')) {
$loc = get_user_option('user_interface_lang');
}
} elseif ($GLOBALS['pagenow'] == 'wp-signup.php') {
// use global setting
$loc = get_site_option('WPLANG');
} else {
// go with the book info setting
$metadata = \PressBooks\Book::getBookInformation();
if ('__UNSET__' == $loc && !empty($metadata['pb_language'])) {
$locations = \PressBooks\L10n\wplang_codes();
$loc = $locations[$metadata['pb_language']];
}
}
// Return
if ('__UNSET__' == $loc) {
return $lang;
} else {
return $loc ? $loc : $lang;
}
}
/**
* Imports user selected chapters from an instance of PB
*
* @param array $chapters
* Array(
[5] => Array(
[222] => chapter
)
[14] => Array(
[164] => front-matter
)
)
* @return type
*/
function import(array $chapters)
{
$this->chapters = $chapters;
$chapters_to_import = $this->getChapters();
libxml_use_internal_errors(true);
foreach ($chapters_to_import as $new_post) {
// Load HTMl snippet into DOMDocument using UTF-8 hack
$utf8_hack = '<?xml version="1.0" encoding="UTF-8"?>';
$doc = new \DOMDocument();
$doc->loadHTML($utf8_hack . $new_post['post_content']);
// Download images, change image paths
$doc = $this->scrapeAndKneadImages($doc);
$html = $doc->saveXML($doc->documentElement);
// Remove auto-created <html> <body> and <!DOCTYPE> tags.
$html = preg_replace('/^<!DOCTYPE.+?>/', '', str_replace(array('<html>', '</html>', '<body>', '</body>'), array('', '', '', ''), $html));
$import_post = array('post_title' => $new_post['post_title'], 'post_content' => $html, 'post_type' => $new_post['post_type'], 'post_status' => $new_post['post_status']);
// set post parent
if ('chapter' == $new_post['post_type']) {
$post_parent = $this->getChapterParent();
$import_post['post_parent'] = $post_parent;
}
// woot, woot!
$pid = wp_insert_post($import_post);
// check for errors, redirect and record
if (is_wp_error($pid)) {
error_log('\\PBT\\Import\\PBImport()->import error at `wp_insert_post()`: ' . $pid->get_error_message());
\PBT\Search\ApiSearch::revokeCurrentImport();
\Pressbooks\Redirect\location(get_bloginfo('url') . '/wp-admin/admin.php?page=api_search_import');
}
// set post metadata
$this->setPostMeta($pid, $new_post);
\Pressbooks\Book::consolidatePost($pid, get_post($pid));
}
return \PBT\Search\ApiSearch::revokeCurrentImport();
}
function thincc_ajax()
{
$sitename = sanitize_key(get_bloginfo('name'));
if (!empty($sitename)) {
$sitename .= '.';
}
$filename = $sitename . 'wordpress.' . date('Y-m-d');
$options = process_thincc_options($_POST);
if (isset($_POST['download']) && $_POST['download'] == '0') {
$options['version'] = 'thin';
$options['inline'] = true;
$manifest = new \CC\Manifest(\PressBooks\Book::getBookStructure('', true), $options);
$manifest->build_manifest();
header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename=' . $filename . '.xml');
header('Content-Type: text/plain; charset=' . get_option('blog_charset'), true);
echo '<pre>', htmlentities($manifest), '</pre>';
} else {
if (!isset($options['version'])) {
$options['version'] = '1.2';
}
$manifest = new \CC\Manifest(\PressBooks\Book::getBookStructure('', true), $options);
$manifest->build_manifest();
$file = $manifest->build_zip();
header('Content-Type: application/vnd.ims.imsccv1p2+application/zip');
header('Content-Length: ' . filesize($file));
header('Content-Disposition: attachment; filename="' . $filename . '.zip"');
readfile($file);
}
}
function pbt_get_microdata_meta_elements()
{
// map items that are already captured
$html = '';
$micro_mapping = array('about' => 'pb_bisac_subject', 'alternativeHeadline' => 'pb_subtitle', 'author' => 'pb_author', 'contributor' => 'pb_contributing_authors', 'copyrightHolder' => 'pb_copyright_holder', 'copyrightYear' => 'pb_copyright_year', 'datePublished' => 'pb_publication_date', 'description' => 'pb_about_50', 'editor' => 'pb_editor', 'image' => 'pb_cover_image', 'inLanguage' => 'pb_language', 'keywords' => 'pb_keywords_tags', 'publisher' => 'pb_publisher');
$metadata = \PressBooks\Book::getBookInformation();
// create microdata elements
foreach ($micro_mapping as $itemprop => $content) {
if (array_key_exists($content, $metadata)) {
if ('pb_publication_date' == $content) {
$content = date('Y-m-d', $metadata[$content]);
} else {
$content = $metadata[$content];
}
$html .= "<meta itemprop='" . $itemprop . "' content='" . $content . "' id='" . $itemprop . "'>\n";
}
}
// add elements that aren't captured, and don't need user input
$pb_bisac_subject = '';
// Pressbooks Metadata: fixes the undefined index pb_bisac_subject notice
if (isset($metadata['pb_bisac_subject'])) {
$pb_bisac_subject = $metadata['pb_bisac_subject'];
}
$lrmi_meta = array('educationalAlignment' => $pb_bisac_subject, 'educationalUse' => 'Open textbook study', 'audience' => 'student', 'interactivityType' => 'mixed', 'learningResourceType' => 'textbook', 'typicalAgeRange' => '17-');
foreach ($lrmi_meta as $itemprop => $content) {
// @todo parse educationalAlignment items into alignmentOjects
$html .= "<meta itemprop='" . $itemprop . "' content='" . $content . "' id='" . $itemprop . "'>\n";
}
return $html;
}
/**
* Displays a Book widget
*/
function display_book_widget()
{
$book_structure = \PressBooks\Book::getBookStructure();
// front-matter
echo "<ul><li><h4>" . __('Front Matter', 'pressbooks') . "</h4></li><ul>";
foreach ($book_structure['front-matter'] as $fm) {
$title = !empty($fm['post_title']) ? $fm['post_title'] : '…';
echo "<li class='front-matter'><a href='post.php?post=" . $fm['ID'] . "&action=edit'>" . $title . "</a></li>\n";
}
echo "</ul>";
// parts
foreach ($book_structure['part'] as $part) {
$title = !empty($part['post_title']) ? $part['post_title'] : '…';
echo "<ul><li><h4><a href='post.php?post=" . $part['ID'] . "&action=edit'>" . $title . "</a></h4></li><ul>\n";
// chapters
foreach ($part['chapters'] as $chapter) {
$title = !empty($chapter['post_title']) ? $chapter['post_title'] : '…';
echo "<li class='chapter'><a href='post.php?post=" . $chapter['ID'] . "&action=edit'>" . $title . "</a></li>\n";
}
echo "</ul>\n";
}
// back-matter
echo "<li><h4>" . __('Back Matter', 'pressbooks') . "</h4></li><ul>";
foreach ($book_structure['back-matter'] as $bm) {
$title = !empty($bm['post_title']) ? $bm['post_title'] : '…';
echo "<li class='back-matter'><a href='post.php?post=" . $bm['ID'] . "&action=edit'>" . $title . "</a></li>\n";
}
echo "</ul>";
// add, organize
echo "</ul>\n";
echo '<div class="part-buttons"><a href="post-new.php?post_type=chapter">' . __('Add', 'pressbooks') . '</a> | <a class="remove" href="admin.php?page=pressbooks">' . __('Organize', 'pressbooks') . '</a></div>';
}
/**
* Delete 'pressbooks_current_import' option, delete the file too.
*
* @return bool
*/
function revokeCurrentImport()
{
$current_import = get_option('pressbooks_current_import');
if (is_array($current_import) && isset($current_import['file']) && is_file($current_import['file'])) {
unlink($current_import['file']);
}
\Pressbooks\Book::deleteBookObjectCache();
delete_transient('dirsize_cache');
/** @see get_dirsize() */
return delete_option('pressbooks_current_import');
}
/**
* @param array $current_import
*/
function import(array $current_import)
{
try {
$imscc = new IMSCCParser($current_import['file']);
} catch (\Exception $e) {
return FALSE;
}
$items = $imscc->manifestGetItems();
$match_ids = array_flip(array_keys($current_import['chapters']));
$total = 0;
if (!empty($items)) {
$current_post_parent = -1;
foreach ($items as $id => $item) {
// Skip
if (!$this->flaggedForImport($id)) {
continue;
}
if (!isset($match_ids[$id])) {
continue;
}
$post_type = $this->determinePostType($id);
$new_post = array('post_title' => wp_strip_all_tags($item['title']), 'post_type' => $post_type, 'post_status' => 'part' == $post_type ? 'publish' : 'draft');
if ('part' != $post_type) {
$new_post['post_content'] = $imscc->getContent($id);
}
if ('chapter' == $post_type) {
if ($current_post_parent == -1) {
$new_post['post_parent'] = $this->getChapterParent();
} else {
$new_post['post_parent'] = $current_post_parent;
}
}
$pid = wp_insert_post(add_magic_quotes($new_post));
//store part post ID to use as parent for subsequent chapters
if ('part' == $post_type) {
$current_post_parent = $pid;
}
// @todo postmeta like author
update_post_meta($pid, 'pb_show_title', 'on');
update_post_meta($pid, 'pb_export', 'on');
if ('part' == $post_type && $imscc->getContent($id)) {
update_post_meta($pid, 'pb_part_content', $imscc->getContent($id));
}
Book::consolidatePost($pid, get_post($pid));
++$total;
}
}
// Done
$_SESSION['pb_notices'][] = sprintf(__('Imported %d chapters.', 'pressbooks'), $total);
$imscc->cleanUp();
return $this->revokeCurrentImport();
}
/**
* Adds and Removes some admin buttons
*
* @since 1.0.1
*/
function adminMenuAdjuster() {
if ( \Pressbooks\Book::isBook() ) {
add_menu_page( __( 'Import', $this->plugin_slug ), __( 'Import', $this->plugin_slug ), 'edit_posts', 'pb_import', '\PressBooks\Admin\Laf\display_import', '', 15 );
add_options_page( __( 'PressBooks Textbook Settings', $this->plugin_slug ), __( 'PB Textbook', $this->plugin_slug ), 'manage_options', $this->plugin_slug . '-settings', array( $this, 'displayPluginAdminPage' ) );
add_menu_page( __( 'PressBooks Textbook', $this->plugin_slug ), __( 'PB Textbook', $this->plugin_slug ), 'edit_posts', $this->plugin_slug , array( $this, 'displayPBTPage' ), '', 64 );
// check if the functionality we need is available
if ( class_exists('\PressBooks\Api_v1\Api') ){
add_submenu_page( $this->plugin_slug, __('Search and Import', $this->plugin_slug), __('Search and Import', $this->plugin_slug), 'edit_posts', 'api_search_import',array( $this, 'displayApiSearchPage' ), '', 65 );
}
add_submenu_page( $this->plugin_slug, __('Download Textbooks', $this->plugin_slug), __('Download Textbooks', $this->plugin_slug), 'edit_posts', 'download_textbooks',array( $this, 'displayDownloadTextbooks' ), '', 66 );
add_menu_page( 'Plugins', 'Plugins', 'manage_network_plugins', 'plugins.php', '', 'dashicons-admin-plugins', 67 );
remove_menu_page( 'pb_sell' );
}
}
/**
* Register theme directories, set a filter that hides themes under certain conditions
*/
function registerThemeDirectories()
{
// No trailing slash, otherwise we get a double slash bug
// @see \PressBooks\Metadata::fixDoubleSlashBug
register_theme_directory(PB_PLUGIN_DIR . 'themes-root');
register_theme_directory(PB_PLUGIN_DIR . 'themes-book');
if (is_admin()) {
if (Book::isBook()) {
add_filter('allowed_themes', array($this, 'allowedBookThemes'));
} else {
add_filter('allowed_themes', array($this, 'allowedRootThemes'));
}
}
}
function add_theme($themes)
{
$merge_themes = array();
if (\Pressbooks\Book::isBook()) {
$registered_themes = search_theme_directories();
foreach ($registered_themes as $key => $val) {
if ($val['theme_root'] == __DIR__ . '/themes') {
$merge_themes[$key] = 1;
}
}
// add our theme
$themes = array_merge($themes, $merge_themes);
}
return $themes;
}
/**
* Add the plugin's specific themes to the PressBooks theme filter.
* Inspirated from Textbook's one.
*
* @since 0.1
* @param array $themes The currently allowed themes in PressBooks
* @return array The array from the input, with the plugin's themes
*/
public function add_themes_to_filter($themes)
{
$pbt_themes = array();
if (\Pressbooks\Book::isBook()) {
$registered_themes = search_theme_directories();
foreach ($registered_themes as $key => $val) {
if ($val['theme_root'] == plugin_dir_path(dirname(__FILE__)) . 'themes') {
$pbt_themes[$key] = 1;
}
}
// add our theme to the whitelist
$themes = array_merge($themes, $pbt_themes);
return $themes;
} else {
return $themes;
}
}
function hide_menus()
{
global $wpdb;
$user = wp_get_current_user();
$restricted = $wpdb->get_results('SELECT * FROM wp_sitemeta WHERE meta_key = "pressbooks_network_managers"');
if ($restricted) {
$restricted = maybe_unserialize($restricted[0]->meta_value);
} else {
$restricted = array();
}
if (in_array($user->ID, $restricted) && !\PressBooks\Book::isBook()) {
remove_menu_page("themes.php");
remove_menu_page("plugins.php");
remove_menu_page("settings.php");
remove_menu_page("update-core.php");
remove_menu_page("admin.php?page=pb_stats");
}
}
/**
* Adds and Removes some admin buttons
*
* @since 1.0.1
*/
function adminMenuAdjuster()
{
if (\Pressbooks\Book::isBook()) {
add_menu_page(__('Import', $this->plugin_slug), __('Import', $this->plugin_slug), 'edit_posts', 'pb_import', '\\Pressbooks\\Admin\\Laf\\display_import', 'dashicons-upload', 15);
add_options_page(__('Pressbooks Textbook Settings', $this->plugin_slug), __('PB Textbook', $this->plugin_slug), 'manage_options', $this->plugin_slug . '-settings', array($this, 'displayPluginAdminPage'));
add_menu_page(__('Pressbooks Textbook', $this->plugin_slug), __('PB Textbook', $this->plugin_slug), 'edit_posts', $this->plugin_slug, array($this, 'displayPBTPage'), 'dashicons-tablet', 64);
// check if the functionality we need is available
if (class_exists('\\Pressbooks\\Modules\\Api_v1\\Api')) {
add_submenu_page($this->plugin_slug, __('Search and Import', $this->plugin_slug), __('Search and Import', $this->plugin_slug), 'edit_posts', 'api_search_import', array($this, 'displayApiSearchPage'), '', 65);
}
add_submenu_page($this->plugin_slug, __('Download Textbooks', $this->plugin_slug), __('Download Textbooks', $this->plugin_slug), 'edit_posts', 'download_textbooks', array($this, 'displayDownloadTextbooks'), '', 66);
if (version_compare(PB_PLUGIN_VERSION, '2.7') >= 0) {
remove_menu_page('pb_publish');
} else {
remove_menu_page('pb_sell');
}
}
}
function pbt_get_microdata_meta_elements()
{
// map items that are already captured
$html = '';
$micro_mapping = array('about' => 'pb_bisac_subject', 'alternativeHeadline' => 'pb_subtitle', 'author' => 'pb_author', 'contributor' => 'pb_contributing_authors', 'copyrightHolder' => 'pb_copyright_holder', 'copyrightYear' => 'pb_copyright_year', 'datePublished' => 'pb_publication_date', 'description' => 'pb_about_50', 'editor' => 'pb_editor', 'image' => 'pb_cover_image', 'inLanguage' => 'pb_language', 'keywords' => 'pb_keywords_tags', 'publisher' => 'pb_publisher');
$metadata = \PressBooks\Book::getBookInformation();
// create microdata elements
foreach ($micro_mapping as $itemprop => $content) {
if (array_key_exists($content, $metadata)) {
if ('pb_publication_date' == $content) {
$content = date('Y-m-d', $metadata[$content]);
} else {
$content = $metadata[$content];
}
$html .= "<meta itemprop='" . $itemprop . "' content='" . $content . "' id='" . $itemprop . "'>\n";
}
}
return $html;
}
/**
* Create $this->outputPath
*
* @return bool
*/
function convert()
{
// Create ICML
$vars = array('meta' => \PressBooks\Book::getBookInformation(), 'book_contents' => $this->preProcessBookContents(\PressBooks\Book::getBookContents()));
$cc_copyright = strip_tags($this->doCopyrightLicense($vars['meta']));
$vars['do_copyright_license'] = $cc_copyright;
$book_html = $this->loadTemplate(__DIR__ . '/templates/xhtml.php', $vars);
$content = $this->transformXML($book_html, PB_PLUGIN_DIR . 'symbionts/icml/tkbr2icml-v044.xsl');
// Save ICML as file in exports folder
$filename = $this->timestampedFileName('.icml');
file_put_contents($filename, $content);
$this->outputPath = $filename;
if (!filesize($this->outputPath)) {
$this->logError($this->bookHtmlError($book_html));
unlink($this->outputPath);
return false;
}
return true;
}
/**
* Pummel then insert HTML into our database
*
* @param string $href
* @param string $post_type
* @param int $chapter_parent
* @param string $domain domain name of the webpage
*/
function kneadandInsert($html, $post_type, $chapter_parent, $domain)
{
$matches = array();
$meta = $this->getLicenseAttribution($html);
$author = isset($meta['authors']) ? $meta['authors'] : $this->getAuthors($html);
$license = isset($meta['license']) ? $this->extractCCLicense($meta['license']) : '';
// get the title, preference to title set by PB
preg_match('/<h2 class="entry-title">(.*)<\\/h2>/', $html, $matches);
if (!empty($matches[1])) {
$title = wp_strip_all_tags($matches[1]);
} else {
preg_match('/<title>(.+)<\\/title>/', $html, $matches);
$title = !empty($matches[1]) ? wp_strip_all_tags($matches[1]) : '__UNKNOWN__';
}
// just get the body
preg_match('/(?:<body[^>]*>)(.*)<\\/body>/isU', $html, $matches);
// get rid of stuff we don't need
$body = $this->regexSearchReplace($matches[1]);
// clean it up
$xhtml = $this->tidy($body);
$body = $this->kneadHtml($xhtml, $post_type, $domain);
$new_post = array('post_title' => $title, 'post_content' => $body, 'post_type' => $post_type, 'post_status' => 'draft');
if ('chapter' == $post_type) {
$new_post['post_parent'] = $chapter_parent;
}
$pid = wp_insert_post(add_magic_quotes($new_post));
if (!empty($author)) {
update_post_meta($pid, 'pb_section_author', $author);
}
if (!empty($license)) {
update_post_meta($pid, 'pb_section_license', $license);
}
update_post_meta($pid, 'pb_show_title', 'on');
update_post_meta($pid, 'pb_export', 'on');
Book::consolidatePost($pid, get_post($pid));
// Reorder
}
/**
* Fetch next or previous Pressbooks post ID
* This is taken from PB's inner code to find the next page
*
* @param string $what prev, next
*
* @return ID of requested post
*/
function get_pb_page_id($what = 'next')
{
global $blog_id;
global $post;
$current_post_id = $post->ID;
$book_structure = \PressBooks\Book::getBookStructure();
$order = $book_structure['__order'];
$pos = array_keys($order);
$what = $what == 'next' ? 'next' : 'prev';
// Move internal pointer to correct position
reset($pos);
while ($find_me = current($pos)) {
if ($find_me == $current_post_id) {
break;
} else {
next($pos);
}
}
// Get next/previous
$what($pos);
while ($post_id = current($pos)) {
if ($order[$post_id]['post_status'] == 'publish') {
break;
} elseif (current_user_can_for_blog($blog_id, 'read')) {
break;
} else {
$what($pos);
}
}
return $post_id;
}
/**
* Expose public information about a book
*
* @param array $args
* @return array of book information
*/
protected function getBooksById(array $args)
{
$book = array();
if (empty($args['id'])) {
foreach ($this->public_books as $book_id) {
@$book[$book_id];
$book[$book_id]['book_id'] = $book_id;
$book[$book_id]['book_url'] = get_blogaddress_by_id($book_id);
$book[$book_id]['book_meta'] = \PressBooks\Book::getBookInformation(intval($book_id));
$book_structure = \PressBooks\Book::getBookStructure(intval($book_id));
$book[$book_id]['book_toc'] = $this->getToc($book_structure, $book_id);
}
} else {
// check if blog_id is in the collection
if (!in_array($args['id'], $this->public_books)) {
return $this->apiErrors('empty');
}
$book[$args['id']]['book_id'] = $args['id'];
$book[$args['id']]['book_url'] = get_blogaddress_by_id($args['id']);
$book[$args['id']]['book_meta'] = \PressBooks\Book::getBookInformation(intval($args['id']));
$book_structure = \PressBooks\Book::getBookStructure(intval($args['id']));
$book[$args['id']]['book_toc'] = $this->getToc($book_structure, $args['id']);
}
return $book;
}
/**
* Try to determine if a URL is pointing to internal content.
*
* @param $url
* @param string $type front-matter, part, chapter, back-matter, ...
* @param int $pos (optional) position of content, used when creating filenames like: chapter-001, chapter-002, ...
*
* @return bool|string
*/
protected function fuzzyHrefMatch($url, $type, $pos)
{
if (!$pos) {
return false;
}
$url = trim($url);
$url = rtrim($url, '/');
$last_part = explode('/', $url);
$last_pos = count($last_part) - 1;
$anchor = '';
// Look for #anchors
if ($last_pos > 0 && '#' == substr(trim($last_part[$last_pos]), 0, 1)) {
$anchor = trim($last_part[$last_pos]);
$last_part = trim($last_part[$last_pos - 1]);
} elseif (false !== strpos($last_part[$last_pos], '#')) {
list($last_part, $anchor) = explode('#', $last_part[$last_pos]);
$anchor = trim("#{$anchor}");
$last_part = trim($last_part);
} else {
$last_part = trim($last_part[$last_pos]);
}
if (!$last_part) {
return false;
}
$lookup = \PressBooks\Book::getBookStructure();
$lookup = $lookup['__export_lookup'];
if (!isset($lookup[$last_part])) {
return false;
}
$domain = parse_url($url);
$domain = @$domain['host'];
if ($domain) {
$domain2 = parse_url(wp_guess_url());
if ($domain != @$domain2['host']) {
return false;
}
}
// Seems legit...
$new_type = $lookup[$last_part];
$new_pos = 0;
foreach ($lookup as $p => $t) {
if ($t == $new_type) {
++$new_pos;
}
if ($p == $last_part) {
break;
}
}
$new_url = "{$new_type}-" . sprintf("%03s", $new_pos) . "-{$last_part}.{$this->filext}";
if ($anchor) {
$new_url .= $anchor;
}
return $new_url;
}
/**
* WP Hook for action 'wp_update_attachment_metadata'. Deal with user editing cover image from Media Library.
*/
function save_attachment($data, $post_id)
{
if (empty($data['file'])) {
return $data;
}
// Bail
$post = get_post($post_id);
$meta_post = (new \PressBooks\Metadata())->getMetaPost();
// PHP 5.4+
$upload_dir = wp_upload_dir();
$url = untrailingslashit($upload_dir['baseurl']) . "/{$data['file']}";
if ($meta_post && $post && $post->post_parent == $meta_post->ID) {
// Update pb_cover_image to point to edited file
update_post_meta($meta_post->ID, 'pb_cover_image', $url);
\PressBooks\Book::deleteBookObjectCache();
} elseif ($post && strpos($post->post_name, 'pb-catalog-logo') === 0) {
// Update pb_catalog_logo to point to edited file
update_user_meta($post->post_author, 'pb_catalog_logo', $url);
}
return $data;
}
/**
* Pummel then insert HTML into our database
*
* @param string $html
* @param string $title
* @param string $post_type (front-matter', 'chapter', 'back-matter')
* @param int $chapter_parent
*/
protected function kneadAndInsert($html, $title, $post_type, $chapter_parent)
{
$body = $this->tidy($html);
$body = $this->kneadHTML($body);
$title = wp_strip_all_tags($title);
$new_post = array('post_title' => $title, 'post_content' => $body, 'post_type' => $post_type, 'post_status' => 'draft');
if ('chapter' == $post_type) {
$new_post['post_parent'] = $chapter_parent;
}
$pid = wp_insert_post(add_magic_quotes($new_post));
update_post_meta($pid, 'pb_show_title', 'on');
update_post_meta($pid, 'pb_export', 'on');
Book::consolidatePost($pid, get_post($pid));
// Reorder
}
/**
* Add Edit CSS menu.
*/
function add_menu()
{
if (Book::isBook() && CustomCss::isCustomCss()) {
add_theme_page(__('Edit CSS', 'pressbooks'), __('Edit CSS', 'pressbooks'), 'edit_theme_options', 'pb_custom_css', __NAMESPACE__ . '\\display_custom_css');
}
}
/**
* Put a Part/Chapter/Front Matter/Back Matter in the trash
*
* @param int $pid
*
* @return bool
*/
static function deletePost($pid)
{
if (false == Book::isBook() || wp_is_post_revision($pid) || 'auto-draft' == get_post_status($pid)) {
return false;
}
/** @var $wpdb \wpdb */
global $wpdb;
// remove chapter/part/front matter
// decrement order of everything with a higher order, and if chapter, only within that part
$post = get_post($pid);
$order = $post->menu_order;
$type = $post->post_type;
$parent = $post->post_parent;
$query = "UPDATE {$wpdb->posts} SET menu_order = menu_order - 1 WHERE menu_order > {$order} AND post_type = '{$type}' ";
if ('chapter' == $type) {
$query .= " AND post_parent = {$parent} ";
}
$success = $wpdb->query($query);
clean_post_cache($post);
if ('part' == $type) {
// We're setting two things here - the new post_parent (to the first part)
// And the new menu order for the chapters that were in the part being deleted.
$new_parent_id = $wpdb->get_var("SELECT ID\n\t\t\t\t\t\t\t\t\t\t FROM {$wpdb->posts}\n\t\t\t\t\t\t\t\t\t\tWHERE post_type = 'part'\n\t\t\t\t\t\t\t\t\t\t AND post_status = 'publish'\n\t\t\t\t\t\t\t\t\t\t AND NOT ID = {$pid}\n\t\t\t\t\t\t\t\t\t ORDER BY menu_order\n\t\t\t\t\t\t\t\t\t\tLIMIT 1 ");
if ($new_parent_id) {
$existing_numposts = $wpdb->get_var("SELECT COUNT(1) AS numposts FROM {$wpdb->posts} WHERE post_type = 'chapter' AND post_parent = {$new_parent_id} ");
$query = "UPDATE {$wpdb->posts} SET post_parent = {$new_parent_id}, menu_order = menu_order + {$existing_numposts} WHERE post_parent = {$pid} AND post_type = 'chapter' ";
$success = $wpdb->query($query);
} else {
$query = "UPDATE {$wpdb->posts} SET post_status = 'trash' WHERE post_parent = {$pid} AND post_type = 'chapter' ";
$success = $wpdb->query($query);
}
wp_cache_flush();
}
static::deleteBookObjectCache();
return $success ? true : false;
}
/**
* @param array $book_contents
* @param array $metadata
*/
protected function echoBackMatter($book_contents, $metadata)
{
$back_matter_printf = '<div class="back-matter %s" id="%s">';
$back_matter_printf .= '<div class="back-matter-title-wrap"><h3 class="back-matter-number">%s</h3><h1 class="back-matter-title">%s</h1></div>';
$back_matter_printf .= '<div class="ugc back-matter-ugc">%s</div>%s';
$back_matter_printf .= '</div>';
$i = $s = 1;
foreach ($book_contents['back-matter'] as $back_matter) {
if (!$back_matter['export']) {
continue;
}
$id = $back_matter['ID'];
$subclass = \PressBooks\Taxonomy\back_matter_type($id);
$slug = $back_matter['post_name'];
$title = get_post_meta($id, 'pb_show_title', true) ? $back_matter['post_title'] : '<span class="display-none">' . $back_matter['post_title'] . '</span>';
// Preserve auto-indexing in Prince using hidden span
$content = $back_matter['post_content'];
$short_title = trim(get_post_meta($id, 'pb_short_title', true));
$subtitle = trim(get_post_meta($id, 'pb_subtitle', true));
$author = trim(get_post_meta($id, 'pb_section_author', true));
$sections = \PressBooks\Book::getSubsections($id);
if ($sections) {
$content = \PressBooks\Book::tagSubsections($content);
}
if ($author) {
$content = '<h2 class="chapter-author">' . Sanitize\decode($author) . '</h2>' . $content;
}
if ($subtitle) {
$content = '<h2 class="chapter-subtitle">' . Sanitize\decode($subtitle) . '</h2>' . $content;
}
if ($short_title) {
$content = '<h6 class="short-title">' . Sanitize\decode($short_title) . '</h6>' . $content;
}
printf($back_matter_printf, $subclass, $slug, $i, Sanitize\decode($title), $content, $this->doEndnotes($id));
echo "\n";
++$i;
}
}
/**
* Simple revoke of an import (user hits the 'cancel' button)
*
* @return type
*/
static function revokeCurrentImport()
{
\Pressbooks\Book::deleteBookObjectCache();
return delete_option('pbt_current_import');
}
<?php
/**
* Change core WordPress strings using $overrides array.
*
* @author PressBooks <*****@*****.**>
* @license GPLv2 (or any later version)
* @see pressbooks/includes/pb-l10n.php
*/
$overrides = array('My Sites' => 'Mina Böcker', 'Create a New Site' => 'Skapa en ny bok');
if (\PressBooks\Book::isBook()) {
$overrides['Settings'] = 'Inställningar';
$overrides['Visit Site'] = 'Besök Bok';
$overrides['Edit Site'] = 'Visa Bok';
$overrides['Du har använt din utrymmeskvot. Vänligen ta bort filer innan du lägger upp.'] = 'Tyvärr, du har använt alla dina lagringskvoten. Vill du ha mer utrymme? Uppgradera din bok.';
}
return $overrides;
/**
* WP_Ajax hook for pb_delete_cover_image
*/
function delete_cover_image()
{
if (current_user_can_for_blog(get_current_blog_id(), 'upload_files') && check_ajax_referer('pb-delete-cover-image')) {
$image_url = $_POST['filename'];
$pid = $_POST['pid'];
// Delete old images
$old_id = \PressBooks\Image\attachment_id_from_url($image_url);
if ($old_id) {
wp_delete_attachment($old_id, true);
}
update_post_meta($pid, 'pb_cover_image', \PressBooks\Image\default_cover_url());
\PressBooks\Book::deleteBookObjectCache();
}
// @see http://codex.wordpress.org/AJAX_in_Plugins#Error_Return_Values
// Will append 0 to returned json string if we don't die()
die;
}
/**
* Tag the subsections
*
* @param $content string
*
* @return string
*/
function pb_tag_sections($content, $id)
{
return \PressBooks\Book::tagSubsections($content, $id);
}
/**
* Restructures \PressBooks\Book::getBookContents() into a format more useful
* for direct iteration, and tracks a nesting level for Bookmark and ToC
* entries.
*
* @return array
*/
function getOrderedBookContents()
{
$book_contents = \PressBooks\Book::getBookContents();
$ordered = array();
foreach ($book_contents as $type => $struct) {
if (strpos($type, '__') === 0) {
continue;
// Skip __magic keys
}
switch ($type) {
case 'part':
foreach ($struct as $part) {
$part_content = trim(get_post_meta($part['ID'], 'pb_part_content', true));
if ($part_content || $this->atLeastOneExport($part['chapters'])) {
if (!empty($part['post_content'])) {
$part['mpdf_level'] = 1;
$part['post_content'] .= $part_content;
} else {
$part['post_content'] = $part_content;
$part['mpdf_level'] = 0;
}
$ordered[] = $part;
foreach ($part['chapters'] as $chapter) {
if (!$chapter['export']) {
continue;
}
$chapter['mpdf_level'] = $part['mpdf_level'] + 1;
$ordered[] = $chapter;
if (\PressBooks\Export\Export::shouldParseSections() == true) {
$sections = \PressBooks\Book::getSubsections($chapter['ID']);
if ($sections) {
foreach ($sections as $section) {
$section['mpdf_level'] = $part['mpdf_level'] + 2;
$ordered[] = $section;
}
}
}
}
}
}
break;
default:
foreach ($struct as $item) {
if (!$item['export']) {
continue;
}
$item['mpdf_level'] = 1;
$ordered[] = $item;
if (\PressBooks\Export\Export::shouldParseSections() == true) {
$sections = \PressBooks\Book::getSubsections($item['ID']);
if ($sections) {
foreach ($sections as $section) {
$section['mpdf_level'] = 2;
$ordered[] = $section;
}
}
}
}
break;
}
}
return $ordered;
}
function pressbooks_copyright_license()
{
$option = get_option('pressbooks_theme_options_global');
$book_meta = \PressBooks\Book::getBookInformation();
// if they don't want to see it, return
// at minimum we need book copyright information set
if (isset($option['copyright_license']) && false == $option['copyright_license'] || !isset($option['copyright_license']) || !isset($book_meta['pb_book_license'])) {
return '';
}
global $post;
$id = $post->ID;
$title = is_front_page() ? get_bloginfo('name') : $post->post_title;
$post_meta = get_post_meta($id);
$link = get_permalink($id);
$html = $license = $copyright_holder = '';
$transient = get_transient("license-inf-{$id}");
$updated = array($license, $copyright_holder, $title);
$changed = false;
$lang = $book_meta['pb_language'];
// Copyright holder, set in order of precedence
if (isset($post_meta['pb_section_author'])) {
// section author overrides book author, copyrightholder
$copyright_holder = $post_meta['pb_section_author'][0];
} elseif (isset($book_meta['pb_copyright_holder'])) {
// book copyright holder overrides book author
$copyright_holder = $book_meta['pb_copyright_holder'];
} elseif (isset($book_meta['pb_author'])) {
// book author is the fallback, default
$copyright_holder = $book_meta['pb_author'];
}
// Copyright license, set in order of precedence
if (isset($post_meta['pb_section_license'])) {
// section copyright overrides book
$license = $post_meta['pb_section_license'][0];
} elseif (isset($book_meta['pb_book_license'])) {
// book is the fallback, default
$license = $book_meta['pb_book_license'];
}
//delete_transient("license-inf-$id");
// check if the user has changed anything
if (is_array($transient)) {
foreach ($updated as $val) {
if (!array_key_exists($val, $transient)) {
$changed = true;
}
}
}
// if the cache has expired, or the user changed the license
if (false === $transient || true == $changed) {
// get xml response from API
$response = \PressBooks\Metadata::getLicenseXml($license, $copyright_holder, $link, $title, $lang);
try {
// convert to object
$result = simplexml_load_string($response);
// evaluate it for errors
if (!false === $result || !isset($result->html)) {
throw new \Exception('Creative Commons license API not returning expected results at Pressbooks\\Metadata::getLicenseXml');
} else {
// process the response, return html
$html = \PressBooks\Metadata::getWebLicenseHtml($result->html);
}
} catch (\Exception $e) {
error_log($e->getMessage());
}
// store it with the license as a key
$value = array($license => $html, $copyright_holder => '', $title => '');
// expires in 24 hours
set_transient("license-inf-{$id}", $value, 86400);
} else {
$html = $transient[$license];
}
return $html;
}
