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<?php |
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namespace App\Controllers\Admin; |
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use App\Models\CategoryModel; |
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use App\Models\PostModel; |
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use App\Models\TagModel; |
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use Core\AdminController; |
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use Core\Constant; |
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use Core\Container; |
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class Post extends AdminController |
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{ |
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protected $siteConfig; |
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protected $pagination; |
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private $categoryModel; |
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private $tagModel; |
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private $postModel; |
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public function __construct(Container $container) |
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{ |
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$this->loadModules[] = 'SiteConfig'; |
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$this->loadModules[] = 'pagination'; |
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parent::__construct($container); |
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$this->categoryModel = new CategoryModel($this->container); |
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$this->tagModel = new TagModel($this->container); |
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$this->postModel = new PostModel($this->container); |
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//adding the necessary default data |
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$this->data['configs'] = $this->siteConfig->getSiteConfig(); |
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$this->data['categories'] = $this->categoryModel->getCategories(); |
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} |
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/** |
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* add tags to a post |
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* @param array $tags list of tags to apply |
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* @param int $postId the post to add tags to |
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* @throws \Exception |
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*/ |
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private function addTags(array $tags, int $postId): void |
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{ |
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foreach ($tags as $tag) { |
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if (isset($tag["id"])) { |
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$this->tagModel->addTagToPost($postId, $tag["id"]); |
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continue; |
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} |
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$this->tagModel->addNewTagToPost($postId, $tag["name"]); |
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} |
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} |
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/** |
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* page for new post |
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*/ |
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public function new() |
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{ |
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$this->onlyAdmin(); |
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$this->data['tags'] = $this->tagModel->getTags(); |
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$this->renderView('Admin/Post'); |
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} |
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/** |
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* Lists all the posts |
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* @param string $page |
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* @param int $postsPerPage |
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* @throws \ReflectionException |
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* @throws \Twig_Error_Loader |
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* @throws \Twig_Error_Runtime |
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* @throws \Twig_Error_Syntax |
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*/ |
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public function list(string $page = "page-1", int $postsPerPage = Constant::LIST_PER_PAGE) |
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{ |
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$this->onlyAdmin(); |
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$totalPosts = $this->postModel->totalNumberFullPosts(); |
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$pagination = $this->pagination->getPagination($page, $totalPosts, $postsPerPage); |
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if ($postsPerPage !== Constant::LIST_PER_PAGE) { |
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$this->data['paginationPostsPerPage'] = $postsPerPage; |
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} |
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$this->data["posts"] = $this->postModel->getFullPosts($pagination["offset"], $postsPerPage); |
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$this->data['pagination'] = $pagination; |
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$this->renderView("Admin/ListPost"); |
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} |
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/** |
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* Shows the post to modify and update |
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* @throws \ReflectionException |
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* @throws \Twig_Error_Loader |
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* @throws \Twig_Error_Runtime |
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* @throws \Twig_Error_Syntax |
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* @throws \ErrorException |
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*/ |
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public function modify(string $slug): void |
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{ |
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$this->onlyAdmin(); |
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$postId = $this->postModel->getPostIdFromSlug($slug); |
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$this->data['post'] = $this->postModel->getSinglePost($postId); |
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$this->data['postTags'] = $this->tagModel->getTagsOnPost($postId); |
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$this->data['tags'] = $this->tagModel->getTags(); |
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$this->renderView('Admin/Post'); |
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} |
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/** |
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* Create a new post |
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* @throws \Exception |
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*/ |
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public function createNewPost() |
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{ |
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//Security checks |
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$this->onlyAdmin(); |
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if (!$this->request->isPost()) { |
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$this->alertBox->setAlert('Only post messages allowed', 'error'); |
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$this->response->redirect('admin'); |
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} |
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$posts = $this->container->getRequest()->getDataFull(); |
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$userSessionId = $this->container->getSession()->get("user_id"); |
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$title = trim($posts["postTitle"]); |
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$postImage = $posts["postImage"]; |
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$postSlug = trim($posts["postSlug"]); |
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$article = $posts["postTextArea"]; |
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$idCategory = $posts["categorySelector"]; |
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$published = $posts["isPublished"]; |
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$onFrontPage = $posts["isOnFrontPage"]; |
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$idUser = $userSessionId; |
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if (!is_int($idUser) || $idUser === null) { |
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throw new \Error("Invalid userID"); |
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} |
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//security and error checks |
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$error = false; |
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if ($title == "") { |
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$error = true; |
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$this->alertBox->setAlert("empty title not allowed", "error"); |
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} |
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if ($postSlug == "") { |
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$error = true; |
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$this->alertBox->setAlert("empty slug not allowed", "error"); |
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} |
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if (!$this->postModel->isPostSlugUnique($postSlug)) { |
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$error = true; |
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$this->alertBox->setAlert("Slug not unique", "error"); |
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} |
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if ($error) { |
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$this->container->getResponse()->redirect("admin/post/new"); |
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} |
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$postId = $this->postModel->newPost($title, $postImage, $idCategory, $article, $idUser, $published, |
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$onFrontPage, |
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$postSlug); |
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//Taking care of tags. |
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if (isset($posts["tags"])) { |
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$this->addTags($posts["tags"], $postId); |
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} |
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//checking result and redirecting |
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if ($postId != null) { |
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$this->alertBox->setAlert("Post " . $title . " Created"); |
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$this->container->getResponse()->redirect("admin/post/modify/" . $postSlug); |
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} |
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$this->alertBox->setAlert("Error creating " . $title, "error"); |
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$this->container->getResponse()->redirect("admin/post/new"); |
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} |
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/** |
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* update a post |
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* @throws \Exception |
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*/ |
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public function modifyPost() |
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{ |
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//Security checks |
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$this->onlyAdmin(); |
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if (!$this->request->isPost()) { |
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$this->alertBox->setAlert('Only post messages allowed', 'error'); |
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$this->response->redirect('admin'); |
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} |
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$posts = $this->container->getRequest()->getDataFull(); |
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$postId = $posts["postId"]; |
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$title = trim($posts["postTitle"]); |
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$postImage = $posts["postImage"]; |
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$postSlug = trim($posts["postSlug"]); |
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$article = $posts["postTextArea"]; |
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$idCategory = $posts["categorySelector"]; |
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$published = $posts["isPublished"]; |
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$onFrontPage = $posts["isOnFrontPage"]; |
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//security and error checks |
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$originalPostSlug = $this->postModel->getpostSlugFromId($postId); |
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$error = false; |
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if ($title == "") { |
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$error = true; |
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$this->alertBox->setAlert("empty title not allowed", "error"); |
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} |
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if ($postSlug == "") { |
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$error = true; |
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$this->alertBox->setAlert("empty slug not allowed", "error"); |
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} |
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if ($postSlug != $originalPostSlug) //if the slug has been updated |
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{ |
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if (!$this->postModel->isPostSlugUnique($postSlug)) { |
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$error = true; |
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$originalPostSlug = $this->postModel->getPostSlugFromId($postId); |
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$this->alertBox->setAlert("Slug not unique", "error"); |
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} |
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} |
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if ($error) { |
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$this->container->getResponse()->redirect("admin/post/modify/$originalPostSlug"); |
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} |
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//Update the post |
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$postUpdate = $this->postModel->modifyPost($postId, $title, $postImage, $idCategory, $article, $published, |
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$onFrontPage, $postSlug); |
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// Tags |
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//remove all tags |
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$this->tagModel->removeTagsOnPost($postId); |
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//set new tags |
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if (isset($posts["tags"])) { |
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$this->addTags($posts["tags"], $postId); |
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} |
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//checking result and redirecting |
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if ($postUpdate) { |
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$this->alertBox->setAlert("Post " . $title . " Updated"); |
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$this->container->getResponse()->redirect("admin/post/modify/" . $postSlug); |
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} |
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$this->alertBox->setAlert("Error updating " . $title, "error"); |
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$this->container->getResponse()->redirect("admin/post/modify/" . $originalPostSlug); |
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} |
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/** |
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* deletes a specific post |
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* @param int $postId |
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* @throws \Exception |
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*/ |
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public function deletePost(int $postId) |
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{ |
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$postTitle = $this->postModel->getTitleFromId($postId); |
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//first remove tags or foreign key error |
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$this->tagModel->removeTagsOnPost($postId); |
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$removedPost = $this->postModel->deletePost($postId); |
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if ($removedPost) { |
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$this->alertBox->setAlert("Post " . $postTitle . " deleted"); |
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} |
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$this->response->redirect("admin/post/list/"); |
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} |
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} |
Starbugstone /
blogoc
