Implement basic tag management.

TODO.md

@@ -1,7 +1,5 @@
 TODO:
 
-* Album/tag management
-
 * Alleen persoonstags tonen bij foto's.
 
 * Gebruikers persoonstags laten verwijderen vanaf fotopagina.

controllers/EditTag.php

@@ -0,0 +1,152 @@
+<?php
+/*****************************************************************************
+ * EditTag.php
+ * Contains the tag edit controller.
+ *
+ * Kabuki CMS (C) 2013-2017, Aaron van Geffen
+ *****************************************************************************/
+
+class EditTag extends HTMLController
+{
+	public function __construct()
+	{
+		// Ensure it's just admins at this point.
+		if (!Registry::get('user')->isAdmin())
+			throw new NotAllowedException();
+
+		$id_tag = isset($_GET['id']) ? (int) $_GET['id'] : 0;
+		if (empty($id_tag) && !isset($_GET['add']))
+			throw new UnexpectedValueException('Requested tag not found or not requesting a new tag.');
+
+		// Adding an tag?
+		if (isset($_GET['add']))
+		{
+			parent::__construct('Add a new tag');
+			$form_title = 'Add a new tag';
+			$this->page->addClass('edittag');
+		}
+		// Deleting one?
+		elseif (isset($_GET['delete']))
+		{
+			// So far so good?
+			$tag = Tag::fromId($id_tag);
+			if (Session::validateSession('get') && $tag->kind !== 'Album' && $tag->delete())
+			{
+				header('Location: ' . BASEURL . '/managetags/');
+				exit;
+			}
+			else
+				trigger_error('Cannot delete tag: an error occured while processing the request.', E_USER_ERROR);
+		}
+		// Editing one, then, surely.
+		else
+		{
+			$tag = Tag::fromId($id_tag);
+			if ($tag->kind === 'Album')
+				trigger_error('Cannot edit tag: is actually an album.', E_USER_ERROR);
+
+			parent::__construct('Edit tag \'' . $tag->tag . '\'');
+			$form_title = 'Edit tag \'' . $tag->tag . '\'';
+			$this->page->addClass('edittag');
+		}
+
+		// Session checking!
+		if (empty($_POST))
+			Session::resetSessionToken();
+		else
+			Session::validateSession();
+
+		if ($id_tag)
+			$after_form = '<a href="' . BASEURL . '/edittag/?id=' . $id_tag . '&delete&' . Session::getSessionTokenKey() . '=' . Session::getSessionToken() . '" class="btn btn-danger" onclick="return confirm(\'Are you sure you want to delete this tag? You cannot undo this!\');">Delete tag</a>';
+		elseif (!$id_tag)
+			$after_form = '<button name="submit_and_new" class="btn">Save and add another</button>';
+
+		$form = new Form([
+			'request_url' => BASEURL . '/edittag/?' . ($id_tag ? 'id=' . $id_tag : 'add'),
+			'content_below' => $after_form,
+			'fields' => [
+				'id_parent' => [
+					'type' => 'numeric',
+					'label' => 'Parent tag ID',
+				],
+				'id_asset_thumb' => [
+					'type' => 'numeric',
+					'label' => 'Thumbnail asset ID',
+					'is_optional' => true,
+				],
+				'kind' => [
+					'type' => 'select',
+					'label' => 'Kind of tag',
+					'options' => [
+						'Location' => 'Location',
+						'Person' => 'Person',
+					],
+				],
+				'tag' => [
+					'type' => 'text',
+					'label' => 'Tag title',
+					'size' => 50,
+					'maxlength' => 255,
+				],
+				'slug' => [
+					'type' => 'text',
+					'label' => 'URL slug',
+					'size' => 50,
+					'maxlength' => 255,
+				],
+				'description' => [
+					'type' => 'textbox',
+					'label' => 'Description',
+					'size' => 50,
+					'maxlength' => 255,
+					'is_optional' => true,
+				],
+			],
+		]);
+
+		// Create the form, add in default values.
+		$form->setData($id_tag ? get_object_vars($tag) : $_POST);
+		$formview = new FormView($form, $form_title ?? '');
+		$this->page->adopt($formview);
+
+		if (!empty($_POST))
+		{
+			$form->verify($_POST);
+
+			// Anything missing?
+			if (!empty($form->getMissing()))
+				return $formview->adopt(new Alert('Some data missing', 'Please fill out the following fields: ' . implode(', ', $form->getMissing()), 'error'));
+
+			$data = $form->getData();
+
+			// Quick stripping.
+			$data['slug'] = strtr(strtolower($data['slug']), [' ' => '-', '--' => '-', '&' => 'and', '=>' => '', "'" => "", ":"=> "", '/' => '-', '\\' => '-']);
+
+			// Creating a new tag?
+			if (!$id_tag)
+			{
+				$return = Tag::createNew($data);
+				if ($return === false)
+					return $formview->adopt(new Alert('Cannot create this tag', 'Something went wrong while creating the tag...', 'error'));
+
+				if (isset($_POST['submit_and_new']))
+				{
+					header('Location: ' . BASEURL . '/edittag/?add');
+					exit;
+				}
+			}
+			// Just updating?
+			else
+			{
+				foreach ($data as $key => $value)
+					$tag->$key = $value;
+
+				$tag->save();
+			}
+
+			// Redirect to the tag management page.
+			header('Location: ' . BASEURL . '/managetags/');
+			exit;
+		}
+	}
+}

controllers/ManageTags.php

@@ -15,6 +15,17 @@ class ManageTags extends HTMLController
 			throw new NotAllowedException();
 
 		$options = [
+			'form' => [
+				'action' => BASEURL . '/edittag/',
+				'method' => 'get',
+				'class' => 'floatright',
+				'buttons' => [
+					'add' => [
+						'type' => 'submit',
+						'caption' => 'Add new tag',
+					],
+				],
+			],
 			'columns' => [
 				'id_post' => [
 					'value' => 'id_tag',
@@ -25,7 +36,7 @@ class ManageTags extends HTMLController
 					'header' => 'Tag',
 					'is_sortable' => true,
 					'parse' => [
-						'link' => BASEURL . '/managetag/?id={ID_TAG}',
+						'link' => BASEURL . '/edittag/?id={ID_TAG}',
 						'data' => 'tag',
 					],
 				],
@@ -33,7 +44,7 @@ class ManageTags extends HTMLController
 					'header' => 'Slug',
 					'is_sortable' => true,
 					'parse' => [
-						'link' => BASEURL . '/managetag/?id={ID_TAG}',
+						'link' => BASEURL . '/edittag/?id={ID_TAG}',
 						'data' => 'slug',
 					],
 				],
@@ -54,6 +65,7 @@ class ManageTags extends HTMLController
 			'title' => 'Manage tags',
 			'no_items_label' => 'No tags meet the requirements of the current filter.',
 			'items_per_page' => 30,
+			'index_class' => 'floatleft',
 			'base_url' => BASEURL . '/managetags/',
 			'get_data' => function($offset = 0, $limit = 30, $order = '', $direction = 'up') {
 				if (!in_array($order, ['id_post', 'tag', 'slug', 'kind', 'count']))

models/Dispatcher.php

@@ -14,6 +14,7 @@ class Dispatcher
 			'albums' => 'ViewPhotoAlbums',
 			'editalbum' => 'EditAlbum',
 			'editasset' => 'EditAsset',
+			'edittag' => 'EditTag',
 			'edituser' => 'EditUser',
 			'login' => 'Login',
 			'logout' => 'Logout',