Menu::resolveCondition() - Code Metrics - Inspection of "Allow condition to be closure" - spatie/menu - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#37)

by Roj

created 2017-04-02 15:39 UTC

Menu::resolveCondition() A

↳ Parent: Menu

Complexity

Conditions	2
Paths	2

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	4
rs	10
c	0
b	0
f	0
cc	2
eloc	2
nc	2
nop	1

<?php

namespace Spatie\Menu;

use Closure;
use Countable;
use Spatie\Menu\Helpers\Arr;
use Spatie\HtmlElement\Attributes;
use Spatie\HtmlElement\HtmlElement;
use Spatie\Menu\Helpers\Reflection;
use Spatie\Menu\Traits\HasHtmlAttributes as HasHtmlAttributesTrait;
use Spatie\Menu\Traits\HasParentAttributes as HasParentAttributesTrait;

class Menu implements Item, Countable, HasHtmlAttributes, HasParentAttributes
{
    use HasHtmlAttributesTrait, HasParentAttributesTrait;

    /** @var array */
    protected $items = [];

    /** @var array */
    protected $filters = [];

    /** @var string */
    protected $prepend, $append = '';


    /** @var array */
    protected $wrap = [];

    /** @var string */
    protected $activeClass = 'active';

    /** @var \Spatie\HtmlElement\Attributes */
    protected $htmlAttributes, $parentAttributes;


    protected function __construct(Item ...$items)
    {
        $this->items = $items;

        $this->htmlAttributes = new Attributes();
        $this->parentAttributes = new Attributes();
    }

    /**
     * Create a new menu, optionally prefilled with items.
     *
     * @param array $items
     *
     * @return static
     */
    public static function new($items = [])
    {
        return new static(...array_values($items));
    }

    /**
     * Build a new menu from an array. The callback receives a menu instance as
     * the accumulator, the array item as the second parameter, and the item's
     * key as the third.
     *
     * @param array|\Iterator $items
     * @param callable $callback
     * @param \Spatie\Menu\Menu|null $initial
     *
     * @return static
     */
    public static function build($items, callable $callback, Menu $initial = null)
    {
        return ($initial ?: static::new())->fill($items, $callback);
    }

    /**
     * Fill a menu from an array. The callback receives a menu instance as
     * the accumulator, the array item as the second parameter, and the item's
     * key as the third.
     *
     * @param array|\Iterator $items
     * @param callable $callback
     *
     * @return static
     */
    public function fill($items, callable $callback)
    {
        $menu = $this;

        foreach ($items as $key => $item) {
            $menu = $callback($menu, $item, $key);
        }

        return $menu;
    }

    /**
     * Add an item to the menu. This also applies all registered filters to the
     * item.
     *
     * @param \Spatie\Menu\Item $item
     *
     * @return $this
     */
    public function add(Item $item)
    {
        foreach ($this->filters as $filter) {
            $this->applyFilter($filter, $item);
        }

        $this->items[] = $item;

        return $this;
    }

    /**
     * Add an item to the menu if a (non-strict) condition is met.
     *
     * @param bool              $condition
     * @param \Spatie\Menu\Item $item
     *
     * @return $this
     */
    public function addIf($condition, Item $item)
    {
        if ($this->resolveCondition($condition)) {
            $this->add($item);
        }

        return $this;
    }

    /**
     * Shortcut function to add a plain link to the menu.
     *
     * @param string $url
     * @param string $text
     *
     * @return $this
     */
    public function link(string $url, string $text)
    {
        return $this->add(Link::to($url, $text));
    }

    /**
     * Add a link to the menu if a (non-strict) condition is met.
     *
     * @param bool   $condition
     * @param string $url
     * @param string $text
     *
     * @return $this
     */
    public function linkIf($condition, string $url, string $text)
    {
        if ($this->resolveCondition($condition)) {
            $this->link($url, $text);
        }

        return $this;
    }

    /**
     * Shortcut function to add raw html to the menu.
     *
     * @param string $html
     * @param array  $parentAttributes
     *
     * @return $this
     */
    public function html(string $html, array $parentAttributes = [])
    {
        return $this->add(Html::raw($html)->setParentAttributes($parentAttributes));
    }

    /**
     * Add a chunk of html if a (non-strict) condition is met.
     *
     * @param bool   $condition
     * @param string $html
     * @param array  $parentAttributes
     *
     * @return $this
     */
    public function htmlIf($condition, string $html, array $parentAttributes = [])
    {
        if ($this->resolveCondition($condition)) {
            $this->html($html, $parentAttributes);
        }

        return $this;
    }

    /**
     * @param $conditional
     * @return bool
     */
    protected function resolveCondition($conditional)
    {
        return is_callable($conditional) ? $conditional() : $conditional;
    }

    /**
     * @param callable|\Spatie\Menu\Menu|\Spatie\Menu\Item $header
     * @param callable|\Spatie\Menu\Menu|null $menu
     *
     * @return $this
     */
    public function submenu($header, $menu = null)

    {
        list($header, $menu) = $this->parseSubmenuArgs(func_get_args());

        $menu = $this->createSubmenuMenu($menu);
        $header = $this->createSubmenuHeader($header);

        return $this->add($menu->prependIf($header, $header));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
    }

    /**
     * @param bool $condition
     * @param callable|\Spatie\Menu\Menu|\Spatie\Menu\Item $header
     * @param callable|\Spatie\Menu\Menu|null $menu
     *
     * @return $this
     */
    public function submenuIf($condition, $header, $menu = null)
    {
        if ($condition) {
            $this->submenu($header, $menu);
        }

        return $this;
    }

    protected function parseSubmenuArgs($args): array
    {
        if (count($args) === 1) {
            return ['', $args[0]];
        }

        return [$args[0], $args[1]];
    }

    /**
     * @param \Spatie\Menu\Menu|callable $menu
     *
     * @return \Spatie\Menu\Menu
     */
    protected function createSubmenuMenu($menu): Menu
    {
        if (is_callable($menu)) {
            $transformer = $menu;
            $menu = $this->blueprint();
            $transformer($menu);
        }

        return $menu;
    }

    /**
     * @param \Spatie\Menu\Item|string $header
     *
     * @return string
     */
    protected function createSubmenuHeader($header): string
    {
        if ($header instanceof Item) {
            $header = $header->render();
        }

        return $header;
    }

    /**
     * Iterate over all the items and apply a callback. If you typehint the
     * item parameter in the callable, it wil only be applied to items of that
     * type.
     *
     * @param callable $callable
     *
     * @return $this
     */
    public function each(callable $callable)
    {
        $type = Reflection::firstParameterType($callable);

        foreach ($this->items as $item) {
            if (! Reflection::itemMatchesType($item, $type)) {
                continue;
            }

            $callable($item);
        }

        return $this;
    }

    /**
     * Register a filter to the menu. When an item is added, all filters will be
     * applied to the item. If you typehint the item parameter in the callable, it
     * will only be applied to items of that type.
     *
     * @param callable $callable
     *
     * @return $this
     */
    public function registerFilter(callable $callable)
    {
        $this->filters[] = $callable;

        return $this;
    }

    /**
     * Apply a filter to an item. Returns the result of the filter.
     *
     * @param callable          $filter
     * @param \Spatie\Menu\Item $item
     */
    protected function applyFilter(callable $filter, Item $item)
    {
        $type = Reflection::firstParameterType($filter);

        if (! Reflection::itemMatchesType($item, $type)) {
            return;
        }

        $filter($item);
    }

    /**
     * Apply a callable to all existing items, and register it as a filter so it
     * will get applied to all new items too. If you typehint the item parameter
     * in the callable, it wil only be applied to items of that type.
     *
     * @param callable $callable
     *
     * @return $this
     */
    public function applyToAll(callable $callable)
    {
        $this->each($callable);
        $this->registerFilter($callable);

        return $this;
    }

    /**
     * Prepend the menu with a string of html on render.
     *
     * @param string $prepend
     *
     * @return $this
     */
    public function prepend(string $prepend)
    {
        $this->prepend = $prepend;

        return $this;
    }

    /**
     * Prepend the menu with a string of html on render if a certain condition is
     * met.
     *
     * @param bool   $condition
     * @param string $prepend
     *
     * @return $this
     */
    public function prependIf($condition, string $prepend)
    {
        if ($this->resolveCondition($condition)) {
            return $this->prepend($prepend);
        }

        return $this;
    }

    /**
     * Append a string of html to the menu on render.
     *
     * @param string $append
     *
     * @return $this
     */
    public function append(string $append)
    {
        $this->append = $append;

        return $this;
    }

    /**
     * Append the menu with a string of html on render if a certain condition is
     * met.
     *
     * @param bool   $condition
     * @param string $append
     *
     * @return static
     */
    public function appendIf($condition, string $append)
    {
        if ($this->resolveCondition($condition)) {
            return $this->append($append);
        }

        return $this;
    }

    /**
     * Wrap the menu in an html element.
     *
     * @param string $element
     * @param array $attributes
     *
     * @return $this
     */
    public function wrap(string $element, $attributes = [])
    {
        $this->wrap = [$element, $attributes];

        return $this;
    }

    /**
     * Determine whether the menu is active.
     *
     * @return bool
     */
    public function isActive(): bool
    {
        foreach ($this->items as $item) {
            if ($item->isActive()) {
                return true;
            }
        }

        return false;
    }

    /**
     * Set multiple items in the menu as active based on a callable that filters
     * through items. If you typehint the item parameter in the callable, it will
     * only be applied to items of that type.
     *
     * @param callable|string $urlOrCallable
     * @param string          $root
     *
     * @return $this
     */
    public function setActive($urlOrCallable, string $root = '/')
    {
        if (is_string($urlOrCallable)) {
            return $this->setActiveFromUrl($urlOrCallable, $root);
        }

        if (is_callable($urlOrCallable)) {
            return $this->setActiveFromCallable($urlOrCallable);
        }

        throw new \InvalidArgumentException('`setActive` requires a pattern or a callable');
    }

    /**
     * Set all relevant children active based on the current request's URL.
     *
     * /, /about, /contact => request to /about will set the about link active.
     *
     * /en, /en/about, /en/contact => request to /en won't set /en active if the
     *                                request root is set to /en.
     *
     * @param string $url  The current request url.
     * @param string $root If the link's URL is an exact match with the request
     *                     root, the link won't be set active. This behavior is
     *                     to avoid having home links active on every request.
     *
     * @return $this
     */
    public function setActiveFromUrl(string $url, string $root = '/')
    {
        $this->applyToAll(function (Menu $menu) use ($url, $root) {
            $menu->setActiveFromUrl($url, $root);
        });

        $this->applyToAll(function (Activatable $item) use ($url, $root) {
            $item->determineActiveForUrl($url, $root);
        });

        return $this;
    }

    /**
     * @param callable $callable
     *
     * @return $this
     */
    public function setActiveFromCallable(callable $callable)
    {
        $this->applyToAll(function (Menu $menu) use ($callable) {
            $menu->setActiveFromCallable($callable);
        });

        $type = Reflection::firstParameterType($callable);

        $this->applyToAll(function (Activatable $item) use ($callable, $type) {
            if (! Reflection::itemMatchesType($item, $type)) {
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
                return;
            }

            if ($callable($item)) {
                $item->setActive();
            }
        });

        return $this;
    }

    /**
     * Set the class name that will be used on active items for this menu.
     *
     * @param string $class
     *
     * @return $this
     */
    public function setActiveClass(string $class)
    {
        $this->activeClass = $class;

        return $this;
    }

    /**
     * Add a class to all items in the menu.
     *
     * @param string $class
     *
     * @return $this
     */
    public function addItemClass(string $class)
    {
        $this->applyToAll(function (HasHtmlAttributes $link) use ($class) {
            $link->addClass($class);
        });

        return $this;
    }

    /**
     * Set an attribute on all items in the menu.
     *
     * @param string $attribute
     * @param string $value
     *
     * @return $this
     */
    public function setItemAttribute(string $attribute, string $value = '')
    {
        $this->applyToAll(function (HasHtmlAttributes $link) use ($attribute, $value) {
            $link->setAttribute($attribute, $value);
        });

        return $this;
    }

    /**
     * Add a parent class to all items in the menu.
     *
     * @param string $class
     *
     * @return $this
     */
    public function addItemParentClass(string $class)
    {
        $this->applyToAll(function (HasParentAttributes $item) use ($class) {
            $item->addParentClass($class);
        });

        return $this;
    }

    /**
     * Add a parent attribute to all items in the menu.
     *
     * @param string $attribute
     * @param string $value
     *
     * @return $this
     */
    public function setItemParentAttribute(string $attribute, string $value = '')
    {
        $this->applyToAll(function (HasParentAttributes $item) use ($attribute, $value) {
            $item->setParentAttribute($attribute, $value);
        });

        return $this;
    }

    /**
     * @param bool $condition
     * @param callable $callable
     *
     * @return $this
     */
    public function if(bool $condition, callable $callable)

    {
        return $condition ? $callable($this) : $this;
    }

    /**
     * Create a empty blueprint of the menu (copies `filters` and `activeClass`).
     *
     * @return static
     */
    public function blueprint()
    {
        $clone = new static();

        $clone->filters = $this->filters;
        $clone->activeClass = $this->activeClass;

        return $clone;
    }

    /**
     * Render the menu.
     *
     * @return string
     */
    public function render(): string
    {
        $contents = HtmlElement::render(
            'ul',
            $this->htmlAttributes->toArray(),
            Arr::map($this->items, function (Item $item) {
                return HtmlElement::render(
                    $item->isActive() ? "li.{$this->activeClass}" : 'li',
                    $item instanceof HasParentAttributes ? $item->parentAttributes() : [],
                    $item->render()
                );
            })
        );

        $menu = "{$this->prepend}{$contents}{$this->append}";

        if (! empty($this->wrap)) {
            return HtmlElement::render($this->wrap[0], $this->wrap[1], $menu);
        }

        return $menu;
    }

    /**
     * The amount of items in the menu.
     *
     * @return int
     */
    public function count(): int
    {
        return count($this->items);
    }

    /**
     * @return string
     */
    public function __toString(): string
    {
        return $this->render();
    }
}


1			<?php
2
3			namespace Spatie\Menu;
4
5			use Closure;
6			use Countable;
7			use Spatie\Menu\Helpers\Arr;
8			use Spatie\HtmlElement\Attributes;
9			use Spatie\HtmlElement\HtmlElement;
10			use Spatie\Menu\Helpers\Reflection;
11			use Spatie\Menu\Traits\HasHtmlAttributes as HasHtmlAttributesTrait;
12			use Spatie\Menu\Traits\HasParentAttributes as HasParentAttributesTrait;
13
14			class Menu implements Item, Countable, HasHtmlAttributes, HasParentAttributes
15			{
16			use HasHtmlAttributesTrait, HasParentAttributesTrait;
17
18			/** @var array */
19			protected $items = [];
20
21			/** @var array */
22			protected $filters = [];
23
24			/** @var string */
25			protected $prepend, $append = '';
			0 ignored issues – show Coding Style introduced 2016-09-26 13:14 UTC by Report Bug Copy Issue Report It is generally advisable to only define one property per statement. Only declaring a single property per statement allows you to later on add doc comments more easily. It is also recommended by PSR2, so it is a common style that many people expect. Loading history...
26
27			/** @var array */
28			protected $wrap = [];
29
30			/** @var string */
31			protected $activeClass = 'active';
32
33			/** @var \Spatie\HtmlElement\Attributes */
34			protected $htmlAttributes, $parentAttributes;
			0 ignored issues – show Coding Style introduced 2016-09-26 13:14 UTC by Report Bug Copy Issue Report It is generally advisable to only define one property per statement. Only declaring a single property per statement allows you to later on add doc comments more easily. It is also recommended by PSR2, so it is a common style that many people expect. Loading history...
35
36			protected function __construct(Item ...$items)
37			{
38			$this->items = $items;
39
40			$this->htmlAttributes = new Attributes();
41			$this->parentAttributes = new Attributes();
42			}
43
44			/**
45			* Create a new menu, optionally prefilled with items.
46			*
47			* @param array $items
48			*
49			* @return static
50			*/
51			public static function new($items = [])
52			{
53			return new static(...array_values($items));
54			}
55
56			/**
57			* Build a new menu from an array. The callback receives a menu instance as
58			* the accumulator, the array item as the second parameter, and the item's
59			* key as the third.
60			*
61			* @param array\|\Iterator $items
62			* @param callable $callback
63			* @param \Spatie\Menu\Menu\|null $initial
64			*
65			* @return static
66			*/
67			public static function build($items, callable $callback, Menu $initial = null)
68			{
69			return ($initial ?: static::new())->fill($items, $callback);
70			}
71
72			/**
73			* Fill a menu from an array. The callback receives a menu instance as
74			* the accumulator, the array item as the second parameter, and the item's
75			* key as the third.
76			*
77			* @param array\|\Iterator $items
78			* @param callable $callback
79			*
80			* @return static
81			*/
82			public function fill($items, callable $callback)
83			{
84			$menu = $this;
85
86			foreach ($items as $key => $item) {
87			$menu = $callback($menu, $item, $key);
88			}
89
90			return $menu;
91			}
92
93			/**
94			* Add an item to the menu. This also applies all registered filters to the
95			* item.
96			*
97			* @param \Spatie\Menu\Item $item
98			*
99			* @return $this
100			*/
101			public function add(Item $item)
102			{
103			foreach ($this->filters as $filter) {
104			$this->applyFilter($filter, $item);
105			}
106
107			$this->items[] = $item;
108
109			return $this;
110			}
111
112			/**
113			* Add an item to the menu if a (non-strict) condition is met.
114			*
115			* @param bool $condition
116			* @param \Spatie\Menu\Item $item
117			*
118			* @return $this
119			*/
120			public function addIf($condition, Item $item)
121			{
122			if ($this->resolveCondition($condition)) {
123			$this->add($item);
124			}
125
126			return $this;
127			}
128
129			/**
130			* Shortcut function to add a plain link to the menu.
131			*
132			* @param string $url
133			* @param string $text
134			*
135			* @return $this
136			*/
137			public function link(string $url, string $text)
138			{
139			return $this->add(Link::to($url, $text));
140			}
141
142			/**
143			* Add a link to the menu if a (non-strict) condition is met.
144			*
145			* @param bool $condition
146			* @param string $url
147			* @param string $text
148			*
149			* @return $this
150			*/
151			public function linkIf($condition, string $url, string $text)
152			{
153			if ($this->resolveCondition($condition)) {
154			$this->link($url, $text);
155			}
156
157			return $this;
158			}
159
160			/**
161			* Shortcut function to add raw html to the menu.
162			*
163			* @param string $html
164			* @param array $parentAttributes
165			*
166			* @return $this
167			*/
168			public function html(string $html, array $parentAttributes = [])
169			{
170			return $this->add(Html::raw($html)->setParentAttributes($parentAttributes));
171			}
172
173			/**
174			* Add a chunk of html if a (non-strict) condition is met.
175			*
176			* @param bool $condition
177			* @param string $html
178			* @param array $parentAttributes
179			*
180			* @return $this
181			*/
182			public function htmlIf($condition, string $html, array $parentAttributes = [])
183			{
184			if ($this->resolveCondition($condition)) {
185			$this->html($html, $parentAttributes);
186			}
187
188			return $this;
189			}
190
191			/**
192			* @param $conditional
193			* @return bool
194			*/
195			protected function resolveCondition($conditional)
196			{
197			return is_callable($conditional) ? $conditional() : $conditional;
198			}
199
200			/**
201			* @param callable\|\Spatie\Menu\Menu\|\Spatie\Menu\Item $header
202			* @param callable\|\Spatie\Menu\Menu\|null $menu
203			*
204			* @return $this
205			*/
206			public function submenu($header, $menu = null)
			0 ignored issues – show Unused Code introduced 2016-06-23 22:17 UTC by Report Bug Copy Issue Report The parameter `$header` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2016-06-23 22:17 UTC by Report Bug Copy Issue Report The parameter `$menu` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
207			{
208			list($header, $menu) = $this->parseSubmenuArgs(func_get_args());
209
210			$menu = $this->createSubmenuMenu($menu);
211			$header = $this->createSubmenuHeader($header);
212
213			return $this->add($menu->prependIf($header, $header));
			0 ignored issues – show Documentation introduced 2016-08-01 14:05 UTC by Report Bug Copy Issue Report `$header` is of type `string`, but the function expects a `boolean`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
214			}
215
216			/**
217			* @param bool $condition
218			* @param callable\|\Spatie\Menu\Menu\|\Spatie\Menu\Item $header
219			* @param callable\|\Spatie\Menu\Menu\|null $menu
220			*
221			* @return $this
222			*/
223			public function submenuIf($condition, $header, $menu = null)
224			{
225			if ($condition) {
226			$this->submenu($header, $menu);
227			}
228
229			return $this;
230			}
231
232			protected function parseSubmenuArgs($args): array
233			{
234			if (count($args) === 1) {
235			return ['', $args[0]];
236			}
237
238			return [$args[0], $args[1]];
239			}
240
241			/**
242			* @param \Spatie\Menu\Menu\|callable $menu
243			*
244			* @return \Spatie\Menu\Menu
245			*/
246			protected function createSubmenuMenu($menu): Menu
247			{
248			if (is_callable($menu)) {
249			$transformer = $menu;
250			$menu = $this->blueprint();
251			$transformer($menu);
252			}
253
254			return $menu;
255			}
256
257			/**
258			* @param \Spatie\Menu\Item\|string $header
259			*
260			* @return string
261			*/
262			protected function createSubmenuHeader($header): string
263			{
264			if ($header instanceof Item) {
265			$header = $header->render();
266			}
267
268			return $header;
269			}
270
271			/**
272			* Iterate over all the items and apply a callback. If you typehint the
273			* item parameter in the callable, it wil only be applied to items of that
274			* type.
275			*
276			* @param callable $callable
277			*
278			* @return $this
279			*/
280			public function each(callable $callable)
281			{
282			$type = Reflection::firstParameterType($callable);
283
284			foreach ($this->items as $item) {
285			if (! Reflection::itemMatchesType($item, $type)) {
286			continue;
287			}
288
289			$callable($item);
290			}
291
292			return $this;
293			}
294
295			/**
296			* Register a filter to the menu. When an item is added, all filters will be
297			* applied to the item. If you typehint the item parameter in the callable, it
298			* will only be applied to items of that type.
299			*
300			* @param callable $callable
301			*
302			* @return $this
303			*/
304			public function registerFilter(callable $callable)
305			{
306			$this->filters[] = $callable;
307
308			return $this;
309			}
310
311			/**
312			* Apply a filter to an item. Returns the result of the filter.
313			*
314			* @param callable $filter
315			* @param \Spatie\Menu\Item $item
316			*/
317			protected function applyFilter(callable $filter, Item $item)
318			{
319			$type = Reflection::firstParameterType($filter);
320
321			if (! Reflection::itemMatchesType($item, $type)) {
322			return;
323			}
324
325			$filter($item);
326			}
327
328			/**
329			* Apply a callable to all existing items, and register it as a filter so it
330			* will get applied to all new items too. If you typehint the item parameter
331			* in the callable, it wil only be applied to items of that type.
332			*
333			* @param callable $callable
334			*
335			* @return $this
336			*/
337			public function applyToAll(callable $callable)
338			{
339			$this->each($callable);
340			$this->registerFilter($callable);
341
342			return $this;
343			}
344
345			/**
346			* Prepend the menu with a string of html on render.
347			*
348			* @param string $prepend
349			*
350			* @return $this
351			*/
352			public function prepend(string $prepend)
353			{
354			$this->prepend = $prepend;
355
356			return $this;
357			}
358
359			/**
360			* Prepend the menu with a string of html on render if a certain condition is
361			* met.
362			*
363			* @param bool $condition
364			* @param string $prepend
365			*
366			* @return $this
367			*/
368			public function prependIf($condition, string $prepend)
369			{
370			if ($this->resolveCondition($condition)) {
371			return $this->prepend($prepend);
372			}
373
374			return $this;
375			}
376
377			/**
378			* Append a string of html to the menu on render.
379			*
380			* @param string $append
381			*
382			* @return $this
383			*/
384			public function append(string $append)
385			{
386			$this->append = $append;
387
388			return $this;
389			}
390
391			/**
392			* Append the menu with a string of html on render if a certain condition is
393			* met.
394			*
395			* @param bool $condition
396			* @param string $append
397			*
398			* @return static
399			*/
400			public function appendIf($condition, string $append)
401			{
402			if ($this->resolveCondition($condition)) {
403			return $this->append($append);
404			}
405
406			return $this;
407			}
408
409			/**
410			* Wrap the menu in an html element.
411			*
412			* @param string $element
413			* @param array $attributes
414			*
415			* @return $this
416			*/
417			public function wrap(string $element, $attributes = [])
418			{
419			$this->wrap = [$element, $attributes];
420
421			return $this;
422			}
423
424			/**
425			* Determine whether the menu is active.
426			*
427			* @return bool
428			*/
429			public function isActive(): bool
430			{
431			foreach ($this->items as $item) {
432			if ($item->isActive()) {
433			return true;
434			}
435			}
436
437			return false;
438			}
439
440			/**
441			* Set multiple items in the menu as active based on a callable that filters
442			* through items. If you typehint the item parameter in the callable, it will
443			* only be applied to items of that type.
444			*
445			* @param callable\|string $urlOrCallable
446			* @param string $root
447			*
448			* @return $this
449			*/
450			public function setActive($urlOrCallable, string $root = '/')
451			{
452			if (is_string($urlOrCallable)) {
453			return $this->setActiveFromUrl($urlOrCallable, $root);
454			}
455
456			if (is_callable($urlOrCallable)) {
457			return $this->setActiveFromCallable($urlOrCallable);
458			}
459
460			throw new \InvalidArgumentException('`setActive` requires a pattern or a callable');
461			}
462
463			/**
464			* Set all relevant children active based on the current request's URL.
465			*
466			* /, /about, /contact => request to /about will set the about link active.
467			*
468			* /en, /en/about, /en/contact => request to /en won't set /en active if the
469			* request root is set to /en.
470			*
471			* @param string $url The current request url.
472			* @param string $root If the link's URL is an exact match with the request
473			* root, the link won't be set active. This behavior is
474			* to avoid having home links active on every request.
475			*
476			* @return $this
477			*/
478			public function setActiveFromUrl(string $url, string $root = '/')
479			{
480			$this->applyToAll(function (Menu $menu) use ($url, $root) {
481			$menu->setActiveFromUrl($url, $root);
482			});
483
484			$this->applyToAll(function (Activatable $item) use ($url, $root) {
485			$item->determineActiveForUrl($url, $root);
486			});
487
488			return $this;
489			}
490
491			/**
492			* @param callable $callable
493			*
494			* @return $this
495			*/
496			public function setActiveFromCallable(callable $callable)
497			{
498			$this->applyToAll(function (Menu $menu) use ($callable) {
499			$menu->setActiveFromCallable($callable);
500			});
501
502			$type = Reflection::firstParameterType($callable);
503
504			$this->applyToAll(function (Activatable $item) use ($callable, $type) {
505			if (! Reflection::itemMatchesType($item, $type)) {
			0 ignored issues – show Documentation introduced 2016-06-21 12:24 UTC by Report Bug Copy Issue Report `$item` is of type `object<Spatie\Menu\Activatable>`, but the function expects a `object<Spatie\Menu\Item>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
506			return;
507			}
508
509			if ($callable($item)) {
510			$item->setActive();
511			}
512			});
513
514			return $this;
515			}
516
517			/**
518			* Set the class name that will be used on active items for this menu.
519			*
520			* @param string $class
521			*
522			* @return $this
523			*/
524			public function setActiveClass(string $class)
525			{
526			$this->activeClass = $class;
527
528			return $this;
529			}
530
531			/**
532			* Add a class to all items in the menu.
533			*
534			* @param string $class
535			*
536			* @return $this
537			*/
538			public function addItemClass(string $class)
539			{
540			$this->applyToAll(function (HasHtmlAttributes $link) use ($class) {
541			$link->addClass($class);
542			});
543
544			return $this;
545			}
546
547			/**
548			* Set an attribute on all items in the menu.
549			*
550			* @param string $attribute
551			* @param string $value
552			*
553			* @return $this
554			*/
555			public function setItemAttribute(string $attribute, string $value = '')
556			{
557			$this->applyToAll(function (HasHtmlAttributes $link) use ($attribute, $value) {
558			$link->setAttribute($attribute, $value);
559			});
560
561			return $this;
562			}
563
564			/**
565			* Add a parent class to all items in the menu.
566			*
567			* @param string $class
568			*
569			* @return $this
570			*/
571			public function addItemParentClass(string $class)
572			{
573			$this->applyToAll(function (HasParentAttributes $item) use ($class) {
574			$item->addParentClass($class);
575			});
576
577			return $this;
578			}
579
580			/**
581			* Add a parent attribute to all items in the menu.
582			*
583			* @param string $attribute
584			* @param string $value
585			*
586			* @return $this
587			*/
588			public function setItemParentAttribute(string $attribute, string $value = '')
589			{
590			$this->applyToAll(function (HasParentAttributes $item) use ($attribute, $value) {
591			$item->setParentAttribute($attribute, $value);
592			});
593
594			return $this;
595			}
596
597			/**
598			* @param bool $condition
599			* @param callable $callable
600			*
601			* @return $this
602			*/
603			public function if(bool $condition, callable $callable)
			0 ignored issues – show Coding Style introduced 2017-02-09 10:29 UTC by Report Bug Copy Issue Report Possible parse error: non-abstract method defined as abstract Loading history... Coding Style introduced 2017-02-09 10:29 UTC by Report Bug Copy Issue Report It is generally advisable to only define one property per statement. Only declaring a single property per statement allows you to later on add doc comments more easily. It is also recommended by PSR2, so it is a common style that many people expect. Loading history...
604			{
605			return $condition ? $callable($this) : $this;
606			}
607
608			/**
609			* Create a empty blueprint of the menu (copies `filters` and `activeClass`).
610			*
611			* @return static
612			*/
613			public function blueprint()
614			{
615			$clone = new static();
616
617			$clone->filters = $this->filters;
618			$clone->activeClass = $this->activeClass;
619
620			return $clone;
621			}
622
623			/**
624			* Render the menu.
625			*
626			* @return string
627			*/
628			public function render(): string
629			{
630			$contents = HtmlElement::render(
631			'ul',
632			$this->htmlAttributes->toArray(),
633			Arr::map($this->items, function (Item $item) {
634			return HtmlElement::render(
635			$item->isActive() ? "li.{$this->activeClass}" : 'li',
636			$item instanceof HasParentAttributes ? $item->parentAttributes() : [],
637			$item->render()
638			);
639			})
640			);
641
642			$menu = "{$this->prepend}{$contents}{$this->append}";
643
644			if (! empty($this->wrap)) {
645			return HtmlElement::render($this->wrap[0], $this->wrap[1], $menu);
646			}
647
648			return $menu;
649			}
650
651			/**
652			* The amount of items in the menu.
653			*
654			* @return int
655			*/
656			public function count(): int
657			{
658			return count($this->items);
659			}
660
661			/**
662			* @return string
663			*/
664			public function __toString(): string
665			{
666			return $this->render();
667			}
668			}
669

spatie / menu

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Pull Request — master (#37)

Menu::resolveCondition() A

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