163 lines
4.3 KiB
PHP
163 lines
4.3 KiB
PHP
<?php namespace RainLab\Blog\Components;
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use Event;
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use BackendAuth;
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use Cms\Classes\Page;
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use Cms\Classes\ComponentBase;
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use RainLab\Blog\Models\Post as BlogPost;
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class Post extends ComponentBase
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{
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/**
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* @var RainLab\Blog\Models\Post The post model used for display.
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*/
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public $post;
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/**
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* @var string Reference to the page name for linking to categories.
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*/
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public $categoryPage;
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public function componentDetails()
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{
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return [
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'name' => 'rainlab.blog::lang.settings.post_title',
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'description' => 'rainlab.blog::lang.settings.post_description'
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];
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}
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public function defineProperties()
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{
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return [
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'slug' => [
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'title' => 'rainlab.blog::lang.settings.post_slug',
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'description' => 'rainlab.blog::lang.settings.post_slug_description',
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'default' => '{{ :slug }}',
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'type' => 'string',
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],
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'id' => [
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'title' => 'Post Id',
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'description' => 'Post Id',
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'default' => '{{ :id }}',
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'type' => 'string',
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],
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'categoryPage' => [
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'title' => 'rainlab.blog::lang.settings.post_category',
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'description' => 'rainlab.blog::lang.settings.post_category_description',
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'type' => 'dropdown',
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'default' => 'blog/category',
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],
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];
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}
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public function getCategoryPageOptions()
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{
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return Page::sortBy('baseFileName')->lists('baseFileName', 'baseFileName');
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}
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public function init()
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{
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Event::listen('translate.localePicker.translateParams', function ($page, $params, $oldLocale, $newLocale) {
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$newParams = $params;
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if (isset($params['slug'])) {
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$records = BlogPost::transWhere('slug', $params['slug'], $oldLocale)->first();
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if ($records) {
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$records->translateContext($newLocale);
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$newParams['slug'] = $records['slug'];
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}
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}
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return $newParams;
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});
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}
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public function onRun()
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{
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$this->categoryPage = $this->page['categoryPage'] = $this->property('categoryPage');
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$this->post = $this->page['post'] = $this->loadPost();
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if (!$this->post) {
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$this->setStatusCode(404);
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return $this->controller->run('404');
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}
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}
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public function onRender()
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{
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if (empty($this->post)) {
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$this->post = $this->page['post'] = $this->loadPost();
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}
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}
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protected function loadPost()
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{
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$slug = $this->property('slug');
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$post = new BlogPost;
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$query = $post->query();
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if ($post->isClassExtendedWith('RainLab.Translate.Behaviors.TranslatableModel')) {
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$query->transWhere('slug', $slug);
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} else {
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$query->where('slug', $slug);
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}
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if (!$this->checkEditor()) {
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$query->isPublished();
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}
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$post = $query->first();
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/*
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* Add a "url" helper attribute for linking to each category
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*/
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if ($post && $post->exists && $post->categories->count()) {
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$post->categories->each(function($category) {
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$category->setUrl($this->categoryPage, $this->controller);
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});
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}
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return $post;
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}
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public function previousPost()
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{
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return $this->getPostSibling(-1);
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}
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public function nextPost()
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{
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return $this->getPostSibling(1);
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}
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protected function getPostSibling($direction = 1)
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{
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if (!$this->post) {
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return;
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}
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$method = $direction === -1 ? 'previousPost' : 'nextPost';
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if (!$post = $this->post->$method()) {
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return;
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}
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$postPage = $this->getPage()->getBaseFileName();
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$post->setUrl($postPage, $this->controller);
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$post->categories->each(function($category) {
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$category->setUrl($this->categoryPage, $this->controller);
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});
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return $post;
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}
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protected function checkEditor()
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{
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$backendUser = BackendAuth::getUser();
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return $backendUser && $backendUser->hasAccess('rainlab.blog.access_posts');
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}
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}
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