Menu::processMenuData() - Code Metrics - Inspection of "[wip] Refactor the menu" - elkarte/Elkarte - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — development (#3050)

by John

created 2018-01-19 00:42 UTC

Menu::processMenuData() A

↳ Parent: Menu

Complexity

Conditions	4
Paths	3

Size

Total Lines	15
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
eloc	5
nc	3
nop	0
dl	0
loc	15
ccs	6
cts	6
cp	1
crap	4
rs	9.2
c	0
b	0
f	0

<?php

/**
 * This class contains a standard way of displaying side/drop down menus.
 *
 * @name      ElkArte Forum
 * @copyright ElkArte Forum contributors
 * @license   BSD http://opensource.org/licenses/BSD-3-Clause
 *
 * This file contains code covered by:
 * copyright: 2011 Simple Machines (http://www.simplemachines.org)
 * license:   BSD, See included LICENSE.TXT for terms and conditions.
 *
 * @version   2.0 dev
 */

declare(strict_types=1);

namespace ElkArte\Menu;

use Elk_Exception;
use HttpReq;

/**
 * Class Menu
 *
 * This class implements a standard way of creating menus
 *
 * @package ElkArte\Menu
 */
class Menu
{
	/** @var HttpReq */
	protected $req;

	/** @var array Will hold the created $context */
	protected $menuContext = [];

	/** @var string Used for profile menu for own / any */
	protected $permissionSet;

	/** @var bool If we found the menu item selected */
	protected $foundSection = false;

	/** @var string Current area */
	protected $currentArea = '';

	/** @var null|string The current subaction of the system */
	protected $currentSubaction = '';

	/** @var array Will hold the selected menu data that is returned to the caller */
	private $includeData = [];

	/** @var int Unique menu number */
	private $maxMenuId = 0;

	/** @var MenuOptions  Holds menu options */
	private $menuOptions;

	/** @var array  Holds menu definition structure set by addSection */
	private $menuData = [];

	/**
	 * Initial processing for the menu
	 *
	 * @param HttpReq|null $req
	 */
	public function __construct(HttpReq $req = null)
	{
		global $context;

		// Access to post/get data
		$this->req = $req ?: HttpReq::instance();

		// Every menu gets a unique ID, these are shown in first in, first out order.
		$this->maxMenuId = ($context['max_menu_id'] ?? 0) + 1;

		// This will be all the data for this menu
		$this->menuContext = [];

		// This is necessary only in profile (at least for the core), but we do it always because it's easier
		$this->permissionSet = !empty($context['user']['is_owner']) ? 'own' : 'any';

		// We may have a current subaction
		$this->currentSubaction = $context['current_subaction'] ?? null;

		// Would you like fries with that?
		$this->menuOptions = new MenuOptions;
	}

	/**
	 * Create a menu
	 *
	 * @return array
	 * @throws Elk_Exception
	 */
	public function prepareMenu(): array
	{
		// Build URLs first.
		$this->menuContext['base_url'] = $this->menuOptions->getBaseUrl();
		$this->menuContext['current_action'] = $this->menuOptions->getAction();
		$this->currentArea = $this->req->getQuery('area', 'trim|strval', $this->menuOptions->getArea());
		$this->menuContext['extra_parameters'] = $this->menuOptions->buildAdditionalParams();

		// Process the loopy menu data.
		$this->processMenuData();

		// Here is some activity.
		$this->setActiveButtons();

		// Make sure we created some awesome sauce.
		if (empty($this->includeData))
		{
			// No valid areas -- reject!
			throw new Elk_Exception('no_access');
		}

		// Finally - return information on the selected item.
		return $this->includeData + [
				'current_action' => $this->menuContext['current_action'],
				'current_area' => $this->currentArea,
				'current_section' => !empty($this->menuContext['current_section']) ? $this->menuContext['current_section'] : '',
				'current_subsection' => $this->currentSubaction,
			];
	}

	/**
	 * Prepares tabs for the template.
	 *
	 * This should be called after the area is dispatched, because areas
	 * are usually in their own file. Those files, once dispatched to, hold
	 * some data for the tabs which must be specially combined with subaction
	 * data for everything to work properly.
	 *
	 * Seems complicated, yes.
	 */
	public function prepareTabData(): void
	{
		global $context;

		// Handy shortcut.
		$tabContext = &$context['menu_data_' . $this->maxMenuId]['tab_data'];

		// Tabs are really just subactions.
		if (isset($tabContext['tabs'], $this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections']))
		{
			$tabContext['tabs'] = array_replace_recursive(
				$tabContext['tabs'],
				$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections']
			);

			// Has it been deemed selected?
			$tabContext = array_merge($tabContext, $tabContext['tabs'][$this->currentSubaction]);
		}
	}

	/**
	 * Process the menuData array passed to the class
	 *
	 *   - Only processes areas that are enabled and that the user has permissions
	 */
	protected function processMenuData(): void
	{
		// Now setup the context correctly.
		foreach ($this->menuData as $sectionId => $section)
		{
			// Is this section enabled? and do they have permissions?
			if ($section->isEnabled() && $this->checkPermissions($section))
			{
				$this->setSectionContext($sectionId, $section);

				// Process this menu section
				$this->processSectionAreas($sectionId, $section);
			}
		}
	}

	/**
	 * Determines if the user has the permissions to access the section/area
	 *
	 * If said item did not provide any permission to check, fullly
	 * unfettered access is assumed.
	 *
	 * The profile areas are a bit different in that each permission is
	 * divided into two sets: "own" for owner and "any" for everyone else.
	 *
	 * @param MenuItem $obj area or section being checked
	 *
	 * @return bool
	 */
	private function checkPermissions(MenuItem $obj): bool
	{
		if (!empty($obj->getPermission()))
		{
			// The profile menu has slightly different permissions
			if (isset($obj->getPermission()['own'], $obj->getPermission()['any']))
			{
				return allowedTo($obj->getPermission()[$this->permissionSet]);
			}

			return allowedTo($obj->getPermission());
		}

		return true;
	}

	/**
	 * Checks if the area has a label or not
	 *
	 * @param string   $areaId
	 * @param MenuArea $area
	 *
	 * @return bool
	 */
	private function areaHasLabel(string $areaId, MenuArea $area): bool
	{
		global $txt;

		return !empty($area->getLabel()) || isset($txt[$areaId]);
	}

	/**
	 * Main processing for creating the menu items for all sections
	 *
	 * @param string      $sectionId
	 * @param MenuSection $section
	 */
	protected function processSectionAreas(string $sectionId, MenuSection $section): void
	{
		// Now we cycle through the sections to pick the right area.
		foreach ($section->getAreas() as $areaId => $area)
		{
			// Is the area enabled, Does the user have permission and it has some form of a name
			if ($area->isEnabled() && $this->checkPermissions($area) && $this->areaHasLabel($areaId, $area))
			{
				// Make sure we have a valid current area
				$this->setFirstAreaCurrent($sectionId, $areaId, $area);

				// If this is hidden from view don't do the rest.
				if (!$area->isHidden())
				{
					// First time this section?
					$this->setAreaContext($sectionId, $areaId, $area);

					// Maybe a custom url
					$this->setAreaUrl($sectionId, $areaId, $area);

					// Even a little icon
					$this->setAreaIcon($sectionId, $areaId, $area);

					// Did it have subsections?
					$this->processAreaSubsections($sectionId, $areaId, $area);
				}

				// Is this the current section?
				$this->checkCurrentSection($sectionId, $areaId, $area);
			}
		}
	}

	/**
	 * Checks the menu item to see if it is the currently selected one
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function checkCurrentSection(string $sectionId, string $areaId, MenuArea $area): void
	{
		// Is this the current section?
		if ($this->currentArea == $areaId && !$this->foundSection)
		{
			$this->setAreaCurrent($sectionId, $areaId, $area);

			// Only do this once, m'kay?
			$this->foundSection = true;
		}
	}

	/**
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function setFirstAreaCurrent(string $sectionId, string $areaId, MenuArea $area): void
	{
		// If we don't have an area then the first valid one is our choice.
		if (empty($this->currentArea))
		{
			$this->setAreaCurrent($sectionId, $areaId, $area);
		}
	}

	/**
	 * Simply sets the current area
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function setAreaCurrent(string $sectionId, string $areaId, MenuArea $area): void
	{
		// Update the context if required - as we can have areas pretending to be others. ;)
		$this->menuContext['current_section'] = $sectionId;
		$this->currentArea = $area->getSelect() ?: $areaId;
		$this->includeData = $area->toArray();
	}

	/**
	 * @param MenuItem $obj
	 * @param integer  $idx
	 *
	 * @return string
	 */
	private function parseCounter(MenuItem $obj, int $idx): string
	{
		global $settings;

		$counter = '';
		if (!empty($this->menuOptions->getCounters()[$obj->getCounter()]))
		{
			$counter = sprintf(
				$settings['menu_numeric_notice'][$idx],
				$this->menuOptions->getCounters()[$obj->getCounter()]
			);
		}

		return $counter;
	}

	/**
	 * Sets the various section ID items
	 *
	 * What it does:
	 *   - If the ID is not set, sets it and sets the section title
	 *   - Sets the section title
	 *
	 * @param string      $sectionId
	 * @param MenuSection $section
	 */
	private function setSectionContext(string $sectionId, MenuSection $section): void
	{
		global $txt;

		$this->menuContext['sections'][$sectionId] = [
			'id' => $sectionId,
			'label' => ($section->getLabel() ?: $txt[$sectionId]) . $this->parseCounter($section, 0),
			'url' => $this->menuContext['base_url'] . $this->menuContext['extra_parameters'],
		];
	}

	/**
	 * Sets the various area items
	 *
	 * What it does:
	 *   - If the ID is not set, sets it and sets the area title
	 *   - Sets the area title
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function setAreaContext(string $sectionId, string $areaId, MenuArea $area): void
	{
		global $txt;

		$this->menuContext['sections'][$sectionId]['areas'][$areaId] = [
			'label' => ($area->getLabel() ?: $txt[$areaId]) . $this->parseCounter($area, 1),
		];
	}

	/**
	 * Set the URL for the menu item
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function setAreaUrl(string $sectionId, string $areaId, MenuArea $area): void
	{
		$area->setUrl(
			$this->menuContext['sections'][$sectionId]['areas'][$areaId]['url'] =
				$area->getUrl(
				) ?: $this->menuContext['base_url'] . ';area=' . $areaId . $this->menuContext['extra_parameters']
		);
	}

	/**
	 * Set the menu icon
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	private function setAreaIcon(string $sectionId, string $areaId, MenuArea $area): void
	{
		global $settings;

		// Work out where we should get our menu images from.
		$imagePath = file_exists($settings['theme_dir'] . '/images/admin/change_menu.png')
			? $settings['images_url'] . '/admin'
			: $settings['default_images_url'] . '/admin';

		// Does this area have its own icon?
		if (!empty($area->getIcon()))
		{
			$this->menuContext['sections'][$sectionId]['areas'][$areaId]['icon'] =
				'<img ' . (!empty($area->getClass()) ? 'class="' . $area->getClass(
					) . '" ' : 'style="background: none"') . ' src="' . $imagePath . '/' . $area->getIcon(
				) . '" alt="" />&nbsp;&nbsp;';
		}
		else
		{
			$this->menuContext['sections'][$sectionId]['areas'][$areaId]['icon'] = '';
		}
	}

	/**
	 * Processes all of the subsections for a menu item
	 *
	 * @param string   $sectionId
	 * @param string   $areaId
	 * @param MenuArea $area
	 */
	protected function processAreaSubsections(string $sectionId, string $areaId, MenuArea $area): void
	{
		$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'] = [];

		// For each subsection process the options
		$subSections = array_filter(
			$area->getSubsections(),
			function ($sub) {
				return $this->checkPermissions($sub) && $sub->isEnabled();
			}
		);
		foreach ($subSections as $subId => $sub)
		{
			$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'][$subId] = [
				'label' => $sub->getLabel() . $this->parseCounter($sub, 2),
			];

			$this->setSubsSectionUrl($sectionId, $areaId, $subId, $sub);

			if ($this->currentArea == $areaId)
			{
				$this->setCurrentSubSection($subId, $sub);
			}
		}
		$this->setDefaultSubSection($areaId, $subSections);
	}

	/**
	 * @param string         $sectionId
	 * @param string         $areaId
	 * @param string         $subId
	 * @param MenuSubsection $sub
	 */
	private function setSubsSectionUrl(string $sectionId, string $areaId, string $subId, MenuSubsection $sub): void
	{
		$sub->setUrl(
			$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'][$subId]['url'] =
				$sub->getUrl(
				) ?: $this->menuContext['base_url'] . ';area=' . $areaId . ';sa=' . $subId . $this->menuContext['extra_parameters']
		);
	}

	/**
	 * Set the current subsection
	 *
	 * @param string         $subId
	 * @param MenuSubsection $sub
	 */
	private function setCurrentSubSection(string $subId, MenuSubsection $sub): void
	{
		// Is this the current subsection?
		$subIdCheck = $this->req->getQuery('sa', 'trim', null);
		if (
			$subIdCheck == $subId
			|| in_array($subIdCheck, $sub->getActive(), true)
			|| empty($this->currentSubaction) && $sub->isDefault()
		)
		{
			$this->currentSubaction = $subId;
		}
	}

	/**
	 * Ensures that the current subsection is set.
	 *
	 * @param string $areaId
	 * @param array  $subSections
	 */
	private function setDefaultSubSection(string $areaId, array $subSections): void
	{
		if ($this->currentArea == $areaId && empty($this->currentSubaction))
		{
			$this->currentSubaction = key($subSections) ?? '';
		}
	}

	/**
	 * Checks and updates base and section urls
	 */
	private function setActiveButtons(): void
	{
		// If there are sections quickly goes through all the sections to check if the base menu has an url
		if (!empty($this->menuContext['current_section']))
		{
			$this->menuContext['sections'][$this->menuContext['current_section']]['selected'] = true;
			$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['selected'] =
				true;

			if (!empty($this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections'][$this->currentSubaction]))
			{
				$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections'][$this->currentSubaction]['selected'] =
					true;
			}
		}
	}

	/**
	 * Add the base menu options for this menu
	 *
	 * @param array $menuOptions an array of options that can be used to override some default
	 *                           behaviours. See MenuOptions for details.
	 */
	public function addOptions(array $menuOptions): void
	{
		$this->menuOptions = MenuOptions::buildFromArray($menuOptions);
	}

	/**
	 * @param string      $id
	 * @param MenuSection $section
	 *
	 * @return $this
	 */
	public function addSection(string $id, MenuSection $section): Menu
	{
		$this->menuData[$id] = $section;

		return $this;
	}

	/**
	 * Finalizes items so the computed menu can be used
	 *
	 * What it does:
	 *   - Sets the menu layer in the template stack
	 *   - Loads context with the computed menu context
	 *   - Sets current subaction and current max menu id
	 */
	public function setContext(): void
	{
		global $context;

		// Almost there - load the template and add to the template layers.
		theme()->getTemplates()->load($this->menuOptions->getTemplateName());
		theme()->getLayers()->add($this->menuOptions->getLayerName());

		// Set it all to context for template consumption
		$this->menuContext['layer_name'] = $this->menuOptions->getLayerName();
		$this->menuContext['can_toggle_drop_down'] = $this->menuOptions->isDropDownToggleable();
		$context['max_menu_id'] = $this->maxMenuId;
		$context['current_subaction'] = $this->currentSubaction;
		$this->menuContext['current_subsection'] = $this->currentSubaction;
		$this->menuContext['current_area'] = $this->currentArea;
		$context['menu_data_' . $this->maxMenuId] = $this->menuContext;
	}

	/**
	 * Delete a menu.
	 *
	 * Checks to see if this menu been loaded into context
	 * and, if so, resets $context['max_menu_id'] back to the
	 * last known menu (if any) and remove the template layer
	 * if there aren't any other known menus.
	 */
	public function destroy(): void
	{
		global $context;

		// Has this menu been loaded into context?
		if (isset($context[$menuName = 'menu_data_' . $this->maxMenuId]))
		{
			// Decrement the pointer if this is the final menu in the series.
			if ($this->maxMenuId == $context['max_menu_id'])
			{
				$context['max_menu_id'] = max($context['max_menu_id'] - 1, 0);
			}

			// Remove the template layer if this was the only menu left.
			if ($context['max_menu_id'] == 0)
			{
				theme()->getLayers()->remove($context[$menuName]['layer_name']);
			}

			unset($context[$menuName]);
		}
	}
}


1		<?php
2
3		/**
4		* This class contains a standard way of displaying side/drop down menus.
5		*
6		* @name ElkArte Forum
7		* @copyright ElkArte Forum contributors
8		* @license BSD http://opensource.org/licenses/BSD-3-Clause
9		*
10		* This file contains code covered by:
11		* copyright: 2011 Simple Machines (http://www.simplemachines.org)
12		* license: BSD, See included LICENSE.TXT for terms and conditions.
13		*
14		* @version 2.0 dev
15		*/
16
17		declare(strict_types=1);
18
19		namespace ElkArte\Menu;
20
21		use Elk_Exception;
22		use HttpReq;
23
24		/**
25		* Class Menu
26		*
27		* This class implements a standard way of creating menus
28		*
29		* @package ElkArte\Menu
30		*/
31		class Menu
32		{
33		/** @var HttpReq */
34		protected $req;
35
36		/** @var array Will hold the created $context */
37		protected $menuContext = [];
38
39		/** @var string Used for profile menu for own / any */
40		protected $permissionSet;
41
42		/** @var bool If we found the menu item selected */
43		protected $foundSection = false;
44
45		/** @var string Current area */
46		protected $currentArea = '';
47
48		/** @var null\|string The current subaction of the system */
49		protected $currentSubaction = '';
50
51		/** @var array Will hold the selected menu data that is returned to the caller */
52		private $includeData = [];
53
54		/** @var int Unique menu number */
55		private $maxMenuId = 0;
56
57		/** @var MenuOptions Holds menu options */
58		private $menuOptions;
59
60		/** @var array Holds menu definition structure set by addSection */
61		private $menuData = [];
62
63		/**
64		* Initial processing for the menu
65		*
66		* @param HttpReq\|null $req
67		*/
68	41	public function __construct(HttpReq $req = null)
69		{
70	41	global $context;
71
72		// Access to post/get data
73	41	$this->req = $req ?: HttpReq::instance();
74
75		// Every menu gets a unique ID, these are shown in first in, first out order.
76	41	$this->maxMenuId = ($context['max_menu_id'] ?? 0) + 1;
77
78		// This will be all the data for this menu
79	41	$this->menuContext = [];
80
81		// This is necessary only in profile (at least for the core), but we do it always because it's easier
82	41	$this->permissionSet = !empty($context['user']['is_owner']) ? 'own' : 'any';
83
84		// We may have a current subaction
85	41	$this->currentSubaction = $context['current_subaction'] ?? null;
86
87		// Would you like fries with that?
88	41	$this->menuOptions = new MenuOptions;
89	41	}
90
91		/**
92		* Create a menu
93		*
94		* @return array
95		* @throws Elk_Exception
96		*/
97	40	public function prepareMenu(): array
98		{
99		// Build URLs first.
100	40	$this->menuContext['base_url'] = $this->menuOptions->getBaseUrl();
101	40	$this->menuContext['current_action'] = $this->menuOptions->getAction();
102	40	$this->currentArea = $this->req->getQuery('area', 'trim\|strval', $this->menuOptions->getArea());
103	40	$this->menuContext['extra_parameters'] = $this->menuOptions->buildAdditionalParams();
104
105		// Process the loopy menu data.
106	40	$this->processMenuData();
107
108		// Here is some activity.
109	40	$this->setActiveButtons();
110
111		// Make sure we created some awesome sauce.
112	40	if (empty($this->includeData))
113		{
114		// No valid areas -- reject!
115	2	throw new Elk_Exception('no_access');
116		}
117
118		// Finally - return information on the selected item.
119	38	return $this->includeData + [
120	38	'current_action' => $this->menuContext['current_action'],
121	38	'current_area' => $this->currentArea,
122	38	'current_section' => !empty($this->menuContext['current_section']) ? $this->menuContext['current_section'] : '',
123	38	'current_subsection' => $this->currentSubaction,
124		];
125		}
126
127		/**
128		* Prepares tabs for the template.
129		*
130		* This should be called after the area is dispatched, because areas
131		* are usually in their own file. Those files, once dispatched to, hold
132		* some data for the tabs which must be specially combined with subaction
133		* data for everything to work properly.
134		*
135		* Seems complicated, yes.
136		*/
137	1	public function prepareTabData(): void
138		{
139	1	global $context;
140
141		// Handy shortcut.
142	1	$tabContext = &$context['menu_data_' . $this->maxMenuId]['tab_data'];
143
144		// Tabs are really just subactions.
145	1	if (isset($tabContext['tabs'], $this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections']))
146		{
147		$tabContext['tabs'] = array_replace_recursive(
148		$tabContext['tabs'],
149		$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections']
150		);
151
152		// Has it been deemed selected?
153		$tabContext = array_merge($tabContext, $tabContext['tabs'][$this->currentSubaction]);
154		}
155	1	}
156
157		/**
158		* Process the menuData array passed to the class
159		*
160		* - Only processes areas that are enabled and that the user has permissions
161		*/
162	40	protected function processMenuData(): void
163		{
164		// Now setup the context correctly.
165	40	foreach ($this->menuData as $sectionId => $section)
166		{
167		// Is this section enabled? and do they have permissions?
168	39	if ($section->isEnabled() && $this->checkPermissions($section))
169		{
170	38	$this->setSectionContext($sectionId, $section);
171
172		// Process this menu section
173	39	$this->processSectionAreas($sectionId, $section);
174		}
175		}
176	40	}
177
178		/**
179		* Determines if the user has the permissions to access the section/area
180		*
181		* If said item did not provide any permission to check, fullly
182		* unfettered access is assumed.
183		*
184		* The profile areas are a bit different in that each permission is
185		* divided into two sets: "own" for owner and "any" for everyone else.
186		*
187		* @param MenuItem $obj area or section being checked
188		*
189		* @return bool
190		*/
191	39	private function checkPermissions(MenuItem $obj): bool
192		{
193	39	if (!empty($obj->getPermission()))
194		{
195		// The profile menu has slightly different permissions
196	39	if (isset($obj->getPermission()['own'], $obj->getPermission()['any']))
197		{
198	1	return allowedTo($obj->getPermission()[$this->permissionSet]);
199		}
200
201	39	return allowedTo($obj->getPermission());
202		}
203
204	38	return true;
205		}
206
207		/**
208		* Checks if the area has a label or not
209		*
210		* @param string $areaId
211		* @param MenuArea $area
212		*
213		* @return bool
214		*/
215	38	private function areaHasLabel(string $areaId, MenuArea $area): bool
216		{
217	38	global $txt;
218
219	38	return !empty($area->getLabel()) \|\| isset($txt[$areaId]);
220		}
221
222		/**
223		* Main processing for creating the menu items for all sections
224		*
225		* @param string $sectionId
226		* @param MenuSection $section
227		*/
228	38	protected function processSectionAreas(string $sectionId, MenuSection $section): void
229		{
230		// Now we cycle through the sections to pick the right area.
231	38	foreach ($section->getAreas() as $areaId => $area)
232		{
233		// Is the area enabled, Does the user have permission and it has some form of a name
234	38	if ($area->isEnabled() && $this->checkPermissions($area) && $this->areaHasLabel($areaId, $area))
235		{
236		// Make sure we have a valid current area
237	38	$this->setFirstAreaCurrent($sectionId, $areaId, $area);
238
239		// If this is hidden from view don't do the rest.
240	38	if (!$area->isHidden())
241		{
242		// First time this section?
243	38	$this->setAreaContext($sectionId, $areaId, $area);
244
245		// Maybe a custom url
246	38	$this->setAreaUrl($sectionId, $areaId, $area);
247
248		// Even a little icon
249	38	$this->setAreaIcon($sectionId, $areaId, $area);
250
251		// Did it have subsections?
252	38	$this->processAreaSubsections($sectionId, $areaId, $area);
253		}
254
255		// Is this the current section?
256	38	$this->checkCurrentSection($sectionId, $areaId, $area);
257		}
258		}
259	38	}
260
261		/**
262		* Checks the menu item to see if it is the currently selected one
263		*
264		* @param string $sectionId
265		* @param string $areaId
266		* @param MenuArea $area
267		*/
268	38	private function checkCurrentSection(string $sectionId, string $areaId, MenuArea $area): void
269		{
270		// Is this the current section?
271	38	if ($this->currentArea == $areaId && !$this->foundSection)
272		{
273	38	$this->setAreaCurrent($sectionId, $areaId, $area);
274
275		// Only do this once, m'kay?
276	38	$this->foundSection = true;
277		}
278	38	}
279
280		/**
281		* @param string $sectionId
282		* @param string $areaId
283		* @param MenuArea $area
284		*/
285	38	private function setFirstAreaCurrent(string $sectionId, string $areaId, MenuArea $area): void
286		{
287		// If we don't have an area then the first valid one is our choice.
288	38	if (empty($this->currentArea))
289		{
290	34	$this->setAreaCurrent($sectionId, $areaId, $area);
291		}
292	38	}
293
294		/**
295		* Simply sets the current area
296		*
297		* @param string $sectionId
298		* @param string $areaId
299		* @param MenuArea $area
300		*/
301	38	private function setAreaCurrent(string $sectionId, string $areaId, MenuArea $area): void
302		{
303		// Update the context if required - as we can have areas pretending to be others. ;)
304	38	$this->menuContext['current_section'] = $sectionId;
305	38	$this->currentArea = $area->getSelect() ?: $areaId;
306	38	$this->includeData = $area->toArray();
307	38	}
308
309		/**
310		* @param MenuItem $obj
311		* @param integer $idx
312		*
313		* @return string
314		*/
315	38	private function parseCounter(MenuItem $obj, int $idx): string
316		{
317	38	global $settings;
318
319	38	$counter = '';
320	38	if (!empty($this->menuOptions->getCounters()[$obj->getCounter()]))
321		{
322	2	$counter = sprintf(
323	2	$settings['menu_numeric_notice'][$idx],
324	2	$this->menuOptions->getCounters()[$obj->getCounter()]
325		);
326		}
327
328	38	return $counter;
329		}
330
331		/**
332		* Sets the various section ID items
333		*
334		* What it does:
335		* - If the ID is not set, sets it and sets the section title
336		* - Sets the section title
337		*
338		* @param string $sectionId
339		* @param MenuSection $section
340		*/
341	38	private function setSectionContext(string $sectionId, MenuSection $section): void
342		{
343	38	global $txt;
344
345	38	$this->menuContext['sections'][$sectionId] = [
346	38	'id' => $sectionId,
347	38	'label' => ($section->getLabel() ?: $txt[$sectionId]) . $this->parseCounter($section, 0),
348	38	'url' => $this->menuContext['base_url'] . $this->menuContext['extra_parameters'],
349		];
350	38	}
351
352		/**
353		* Sets the various area items
354		*
355		* What it does:
356		* - If the ID is not set, sets it and sets the area title
357		* - Sets the area title
358		*
359		* @param string $sectionId
360		* @param string $areaId
361		* @param MenuArea $area
362		*/
363	38	private function setAreaContext(string $sectionId, string $areaId, MenuArea $area): void
364		{
365	38	global $txt;
366
367	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId] = [
368	38	'label' => ($area->getLabel() ?: $txt[$areaId]) . $this->parseCounter($area, 1),
369		];
370	38	}
371
372		/**
373		* Set the URL for the menu item
374		*
375		* @param string $sectionId
376		* @param string $areaId
377		* @param MenuArea $area
378		*/
379	38	private function setAreaUrl(string $sectionId, string $areaId, MenuArea $area): void
380		{
381	38	$area->setUrl(
382	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['url'] =
383	38	$area->getUrl(
384	38	) ?: $this->menuContext['base_url'] . ';area=' . $areaId . $this->menuContext['extra_parameters']
385		);
386	38	}
387
388		/**
389		* Set the menu icon
390		*
391		* @param string $sectionId
392		* @param string $areaId
393		* @param MenuArea $area
394		*/
395	38	private function setAreaIcon(string $sectionId, string $areaId, MenuArea $area): void
396		{
397	38	global $settings;
398
399		// Work out where we should get our menu images from.
400	38	$imagePath = file_exists($settings['theme_dir'] . '/images/admin/change_menu.png')
401	38	? $settings['images_url'] . '/admin'
402	38	: $settings['default_images_url'] . '/admin';
403
404		// Does this area have its own icon?
405	38	if (!empty($area->getIcon()))
406		{
407	1	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['icon'] =
408	1	'<img ' . (!empty($area->getClass()) ? 'class="' . $area->getClass(
409	1	) . '" ' : 'style="background: none"') . ' src="' . $imagePath . '/' . $area->getIcon(
410	1	) . '" alt="" />  ';
411		}
412		else
413		{
414	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['icon'] = '';
415		}
416	38	}
417
418		/**
419		* Processes all of the subsections for a menu item
420		*
421		* @param string $sectionId
422		* @param string $areaId
423		* @param MenuArea $area
424		*/
425	38	protected function processAreaSubsections(string $sectionId, string $areaId, MenuArea $area): void
426		{
427	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'] = [];
428
429		// For each subsection process the options
430	38	$subSections = array_filter(
431	38	$area->getSubsections(),
432	38	function ($sub) {
433	38	return $this->checkPermissions($sub) && $sub->isEnabled();
434	38	}
435		);
436	38	foreach ($subSections as $subId => $sub)
437		{
438	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'][$subId] = [
439	38	'label' => $sub->getLabel() . $this->parseCounter($sub, 2),
440		];
441
442	38	$this->setSubsSectionUrl($sectionId, $areaId, $subId, $sub);
443
444	38	if ($this->currentArea == $areaId)
445		{
446	38	$this->setCurrentSubSection($subId, $sub);
447		}
448		}
449	38	$this->setDefaultSubSection($areaId, $subSections);
450	38	}
451
452		/**
453		* @param string $sectionId
454		* @param string $areaId
455		* @param string $subId
456		* @param MenuSubsection $sub
457		*/
458	38	private function setSubsSectionUrl(string $sectionId, string $areaId, string $subId, MenuSubsection $sub): void
459		{
460	38	$sub->setUrl(
461	38	$this->menuContext['sections'][$sectionId]['areas'][$areaId]['subsections'][$subId]['url'] =
462	38	$sub->getUrl(
463	38	) ?: $this->menuContext['base_url'] . ';area=' . $areaId . ';sa=' . $subId . $this->menuContext['extra_parameters']
464		);
465	38	}
466
467		/**
468		* Set the current subsection
469		*
470		* @param string $subId
471		* @param MenuSubsection $sub
472		*/
473	6	private function setCurrentSubSection(string $subId, MenuSubsection $sub): void
474		{
475		// Is this the current subsection?
476	6	$subIdCheck = $this->req->getQuery('sa', 'trim', null);
477		if (
478	6	$subIdCheck == $subId
479	6	\|\| in_array($subIdCheck, $sub->getActive(), true)
480	6	\|\| empty($this->currentSubaction) && $sub->isDefault()
481		)
482		{
483	6	$this->currentSubaction = $subId;
484		}
485	6	}
486
487		/**
488		* Ensures that the current subsection is set.
489		*
490		* @param string $areaId
491		* @param array $subSections
492		*/
493	38	private function setDefaultSubSection(string $areaId, array $subSections): void
494		{
495	38	if ($this->currentArea == $areaId && empty($this->currentSubaction))
496		{
497	33	$this->currentSubaction = key($subSections) ?? '';
498		}
499	38	}
500
501		/**
502		* Checks and updates base and section urls
503		*/
504	40	private function setActiveButtons(): void
505		{
506		// If there are sections quickly goes through all the sections to check if the base menu has an url
507	40	if (!empty($this->menuContext['current_section']))
508		{
509	38	$this->menuContext['sections'][$this->menuContext['current_section']]['selected'] = true;
510	38	$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['selected'] =
511		true;
512
513	38	if (!empty($this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections'][$this->currentSubaction]))
514		{
515	6	$this->menuContext['sections'][$this->menuContext['current_section']]['areas'][$this->currentArea]['subsections'][$this->currentSubaction]['selected'] =
516		true;
517		}
518		}
519	40	}
520
521		/**
522		* Add the base menu options for this menu
523		*
524		* @param array $menuOptions an array of options that can be used to override some default
525		* behaviours. See MenuOptions for details.
526		*/
527	41	public function addOptions(array $menuOptions): void
528		{
529	41	$this->menuOptions = MenuOptions::buildFromArray($menuOptions);
530	41	}
531
532		/**
533		* @param string $id
534		* @param MenuSection $section
535		*
536		* @return $this
537		*/
538	41	public function addSection(string $id, MenuSection $section): Menu
539		{
540	41	$this->menuData[$id] = $section;
541
542	41	return $this;
543		}
544
545		/**
546		* Finalizes items so the computed menu can be used
547		*
548		* What it does:
549		* - Sets the menu layer in the template stack
550		* - Loads context with the computed menu context
551		* - Sets current subaction and current max menu id
552		*/
553	38	public function setContext(): void
554		{
555	38	global $context;
556
557		// Almost there - load the template and add to the template layers.
558	38	theme()->getTemplates()->load($this->menuOptions->getTemplateName());
559	38	theme()->getLayers()->add($this->menuOptions->getLayerName());
560
561		// Set it all to context for template consumption
562	38	$this->menuContext['layer_name'] = $this->menuOptions->getLayerName();
563	38	$this->menuContext['can_toggle_drop_down'] = $this->menuOptions->isDropDownToggleable();
564	38	$context['max_menu_id'] = $this->maxMenuId;
565	38	$context['current_subaction'] = $this->currentSubaction;
566	38	$this->menuContext['current_subsection'] = $this->currentSubaction;
567	38	$this->menuContext['current_area'] = $this->currentArea;
568	38	$context['menu_data_' . $this->maxMenuId] = $this->menuContext;
569	38	}
570
571		/**
572		* Delete a menu.
573		*
574		* Checks to see if this menu been loaded into context
575		* and, if so, resets $context['max_menu_id'] back to the
576		* last known menu (if any) and remove the template layer
577		* if there aren't any other known menus.
578		*/
579	21	public function destroy(): void
580		{
581	21	global $context;
582
583		// Has this menu been loaded into context?
584	21	if (isset($context[$menuName = 'menu_data_' . $this->maxMenuId]))
585		{
586		// Decrement the pointer if this is the final menu in the series.
587	18	if ($this->maxMenuId == $context['max_menu_id'])
588		{
589	18	$context['max_menu_id'] = max($context['max_menu_id'] - 1, 0);
590		}
591
592		// Remove the template layer if this was the only menu left.
593	18	if ($context['max_menu_id'] == 0)
594		{
595	18	theme()->getLayers()->remove($context[$menuName]['layer_name']);
596		}
597
598	18	unset($context[$menuName]);
599		}
600	21	}
601		}
602

elkarte / Elkarte

Pull Request — development (#3050)

Menu::processMenuData() A

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