145 lines
4.3 KiB
PHP
145 lines
4.3 KiB
PHP
<?php namespace Todaymade\Daux\Format\HTMLFile;
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use RuntimeException;
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use Todaymade\Daux\Tree\Content;
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use Todaymade\Daux\Tree\Directory;
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class Book
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{
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protected $cover;
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protected $tree;
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protected $pages = [];
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public function __construct(Directory $tree, $cover)
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{
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$this->tree = $tree;
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$this->cover = $cover;
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}
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protected function getStyles()
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{
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// TODO :: un-hardcode that
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return '<style>' . file_get_contents('themes/daux_singlepage/css/main.min.css') . '</style>';
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}
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protected function getSectionId(Content $node)
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{
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foreach ($this->pages as $id => $page) {
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if ($page['page'] == $node) {
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return $id;
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}
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}
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throw new RuntimeException('Could not find the content page');
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}
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protected function buildNavigation(Directory $tree)
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{
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$nav = [];
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foreach ($tree->getEntries() as $node) {
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if ($node instanceof Content) {
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if ($node->isIndex()) {
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continue;
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}
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$nav[] = [
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'title' => $node->getTitle(),
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'href' => '#section_' . $this->getSectionId($node),
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];
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} elseif ($node instanceof Directory) {
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if (!$node->hasContent()) {
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continue;
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}
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$page_index = ($index = $node->getIndexPage()) ? $index : $node->getFirstPage();
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$nav[] = [
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'title' => $node->getTitle(),
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'href' => '#section_' . $this->getSectionId($page_index),
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'children' => $this->buildNavigation($node),
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];
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}
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}
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return $nav;
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}
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private function renderNavigation($entries)
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{
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$nav = '';
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foreach ($entries as $entry) {
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if (array_key_exists('children', $entry)) {
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if (array_key_exists('href', $entry)) {
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$link = '<a href="' . $entry['href'] . '" class="folder">' . $entry['title'] . '</a>';
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} else {
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$link = '<a href="#" class="aj-nav folder">' . $entry['title'] . '</a>';
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}
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$link .= $this->renderNavigation($entry['children']);
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} else {
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$link = '<a href="' . $entry['href'] . '">' . $entry['title'] . '</a>';
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}
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$nav .= "<li>$link</li>";
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}
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return "<ul>$nav</ul>";
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}
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protected function generateTOC()
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{
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return '<h1>Table of Contents</h1>' .
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$this->renderNavigation($this->buildNavigation($this->tree)) .
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'</div><div class="page-break"> </div>';
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}
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protected function generateCover()
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{
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return "<div style='margin:4em 30% 4em 0;'>" .
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"<h1 style='font-size:40pt; margin-bottom:0;'>{$this->cover['title']}</h1>" .
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"<p><strong>{$this->cover['subject']}</strong> by {$this->cover['author']}</p>" .
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'</div><div class="page-break"> </div>';
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}
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protected function generatePages()
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{
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$content = '';
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foreach ($this->pages as $section => $page) {
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$content .= '<a id="section_' . $section . '"></a>';
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$content .= '<h1>' . $page['page']->getTitle() . '</h1>';
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$content .= '<section class="content">' . $page['content'] . '</section>';
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$content .= '<div class="page-break"> </div>';
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}
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return $content;
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}
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public function addPage($page, $content)
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{
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$this->pages[] = ['page' => $page, 'content' => $content];
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}
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public function generateHead()
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{
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$head = [
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"<title>{$this->cover['title']}</title>",
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"<meta name='description' content='{$this->cover['subject']}' />",
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"<meta name='author' content='{$this->cover['author']}'>",
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"<meta charset='UTF-8'>",
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$this->getStyles(),
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];
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return '<head>' . implode('', $head) . '</head>';
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}
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public function generateBody()
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{
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return '<body>' . $this->generateCover() . $this->generateTOC() . $this->generatePages() . '</body>';
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}
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public function generate()
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{
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return '<!DOCTYPE html><html>' . $this->generateHead() . $this->generateBody() . '</html>';
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}
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}
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