66 lines
1.9 KiB
PHP
66 lines
1.9 KiB
PHP
<?php
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namespace Grav\Plugin;
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use \Grav\Common\Plugin;
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use \Grav\Common\Grav;
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use \Grav\Common\Page\Page;
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class HighlightPlugin extends Plugin
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{
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/**
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* @return array
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*/
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public static function getSubscribedEvents()
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{
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return [
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'onPageInitialized' => ['onPageInitialized', 0]
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];
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}
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/**
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* Initialize configuration
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*/
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public function onPageInitialized()
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{
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if ($this->isAdmin()) {
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$this->active = false;
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return;
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}
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$defaults = (array) $this->config->get('plugins.highlight');
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/** @var Page $page */
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$page = $this->grav['page'];
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if (isset($page->header()->highlight)) {
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$this->config->set('plugins.highlight', array_merge($defaults, $page->header()->highlight));
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}
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if ($this->config->get('plugins.highlight.enabled')) {
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$this->enable([
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'onTwigSiteVariables' => ['onTwigSiteVariables', 0]
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]);
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}
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}
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/**
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* if enabled on this page, load the JS + CSS theme.
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*/
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public function onTwigSiteVariables()
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{
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$init = "$(document).ready(function() {\n";
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$init .= "$('pre code').each(function(i, block) {\n";
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$init .= "hljs.highlightBlock(block);\n";
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if ($this->config->get('plugins.highlight.lines')) {
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$init .= "hljs.initLineNumbersOnLoad();\n";
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}
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$init .= "});\n";
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$init .= "});\n";
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$theme = $this->config->get('plugins.highlight.theme') ?: 'default';
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$this->grav['assets']->addCss('plugin://highlight/css/'.$theme.'.css');
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$this->grav['assets']->addJs('plugin://highlight/js/highlight.pack.js');
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if ($this->config->get('plugins.highlight.lines')) {
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$this->grav['assets']->addJs('plugin://highlight/js/highlightjs-line-numbers.min.js');
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}
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$this->grav['assets']->addInlineJs($init);
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}
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}
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