154 lignes
3.3 KiB
PHP
154 lignes
3.3 KiB
PHP
<?php namespace Todaymade\Daux\Tree;
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class Content extends Entry
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{
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/** @var string */
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protected $content;
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/** @var Content */
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protected $previous;
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/** @var Content */
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protected $next;
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/** @var array */
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protected $attributes;
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/**
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* @return string
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*/
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public function getContent()
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{
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if (!$this->content) {
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$this->content = file_get_contents($this->getPath());
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}
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if ($this->attributes === null) {
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$this->parseAttributes();
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}
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return $this->content;
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}
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/**
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* @param string $content
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*/
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public function setContent($content)
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{
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$this->content = $content;
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}
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/**
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* @return Content
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*/
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public function getPrevious()
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{
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return $this->previous;
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}
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/**
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* @param Content $previous
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*/
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public function setPrevious($previous)
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{
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$this->previous = $previous;
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}
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/**
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* @return Content
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*/
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public function getNext()
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{
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return $this->next;
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}
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/**
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* @param Content $next
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*/
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public function setNext($next)
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{
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$this->next = $next;
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}
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public function isIndex()
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{
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// At some point, it was recommended that
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// an index page starts with an underscore.
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// This is not mandatory anymore, both with
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// and without underscore are supported.
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return $this->name == 'index' || $this->name == '_index';
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}
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public function getTitle()
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{
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if ($title = $this->getAttribute('title')) {
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return $title;
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}
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return parent::getTitle();
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}
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protected function parseAttributes()
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{
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// We set an empty array first to
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// avoid a loop when "parseAttributes"
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// is called in "getContent"
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$this->attributes = [];
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$content = $this->getContent();
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$sections = preg_split('/\s+-{3,}\s+/', $content, 2);
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// Only do it if we have two sections
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if (count($sections) != 2) {
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return;
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}
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// Parse the different attributes
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$lines = preg_split('/\n/', $sections[0]);
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foreach ($lines as $line) {
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$parts = preg_split('/:/', $line, 2);
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if (count($parts) !== 2) continue;
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$key = strtolower(trim($parts[0]));
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$value = trim($parts[1]);
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$this->attributes[$key] = $value;
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}
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// Only remove the content if we have at least one attribute
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if (count($this->attributes) > 0) {
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$this->setContent($sections[1]);
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}
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}
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public function setAttributes(array $attributes)
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{
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$this->attributes = $attributes;
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}
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public function getAttribute($key = null)
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{
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if ($this->attributes === null) {
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$this->parseAttributes();
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}
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if (is_null($key)) {
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return $this->attributes;
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}
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if (!array_key_exists($key, $this->attributes)) {
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return null;
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}
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return $this->attributes[$key];
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}
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public function dump()
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{
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$dump = parent::dump();
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$dump['prev'] = $this->getPrevious() ? $this->getPrevious()->getUrl() : '';
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$dump['next'] = $this->getNext() ? $this->getNext()->getUrl() : '';
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return $dump;
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}
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}
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