81 lines
2.5 KiB
PHP
81 lines
2.5 KiB
PHP
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<?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 AnchorsPlugin 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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'onPluginsInitialized' => ['onPluginsInitialized', 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 onPluginsInitialized()
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{
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if ($this->isAdmin()) {
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$this->active = false;
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} else {
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$this->enable([
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'onPageInitialized' => ['onPageInitialized', 0],
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'onTwigSiteVariables' => ['onTwigSiteVariables', 0]
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]);
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}
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}
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/**
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* Initialize configuration
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*/
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public function onPageInitialized()
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{
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$defaults = (array) $this->config->get('plugins.anchors');
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/** @var Page $page */
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$page = $this->grav['page'];
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if (isset($page->header()->anchors)) {
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$this->config->set('plugins.anchors', array_merge($defaults, $page->header()->anchors));
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}
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}
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/**
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* if enabled on this page, load the JS + CSS and set the selectors.
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*/
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public function onTwigSiteVariables()
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{
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if ($this->config->get('plugins.anchors.active')) {
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$selectors = $this->config->get('plugins.anchors.selectors', 'h1,h2,h3,h4');
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$visible = "visible: '{$this->config->get('plugins.anchors.visible', 'hover')}',";
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$placement = "placement: '{$this->config->get('plugins.anchors.placement', 'right')}',";
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$icon = $this->config->get('plugins.anchors.icon') ? "icon: '{$this->config->get('plugins.anchors.icon')}'," : '';
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$class = $this->config->get('plugins.anchors.class') ? "class: '{$this->config->get('plugins.anchors.class')}'," : '';
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$truncate = "truncate: {$this->config->get('plugins.anchors.truncate', 64)}";
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$this->grav['assets']->addJs('plugin://anchors/js/anchor.min.js');
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$anchors_init = "$(document).ready(function() {
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anchors.options = {
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$visible
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$placement
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$icon
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$class
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$truncate
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};
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anchors.add('$selectors');
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});";
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$this->grav['assets']->addInlineJs($anchors_init);
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}
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}
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}
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