+Библиотека хлебных крошек для Laravel

composer.json

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+{
+    "name": "artmark/laravel-breadcrumbs",
+    "type": "library",
+    "license": "Proprietary",
+    "authors": [
+        {
+            "name": "Andrey Pokidov",
+            "email": "pokidov@e-traffic.ru"
+        }
+    ],
+    "require": {
+    },
+    "autoload": {
+        "psr-0": {
+            "Artmark\\BreadCrumbs\\": "src/"
+        }
+    }
+}

src/Breadcrumbs.php

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+<?php
+
+namespace Artmark\CrumbSequence;
+
+/**
+ * Description of CrumbSequence
+ *
+ * @author Andrey Pokidov <pokidov@e-traffic.ru>
+ */
+class CrumbSequence
+{
+    /**
+     *
+     * @var CrumbSequence
+     */
+    private static $instance = null;
+    
+    /**
+     *
+     * @var CrumbInterface[]
+     */
+    private $crumbs = [];
+
+    private function __construct()
+    {
+    }
+    
+    /**
+     * 
+     * @return CrumbSequence
+     */
+    public static function instance()
+    {
+        if (is_null(self::$instance)) {
+            self::$instance = new CrumbSequence();
+        }
+        
+        return self::$instance;
+    }
+    
+    /**
+     * 
+     * @return CrumbInterface[]
+     */
+    public function crumbs()
+    {
+        return $this->crumbs;
+    }
+    
+    /**
+     * 
+     * @return $this
+     */
+    public function reset()
+    {
+        if (count($this->crumbs) > 0) {
+            $this->crumbs = [];
+        }
+        
+        return $this;
+    }
+    
+    /**
+     * 
+     * @param string $url
+     * @param string $label
+     * @param string $icon
+     * @return $this
+     */
+    public function append(string $url, string $label, string $icon = '')
+    {
+        $this->push(new Crumb($url, $label, $icon));
+        
+        return $this;
+    }
+    
+    /**
+     * 
+     * @param CrumbInterface $crumb
+     * @return $this
+     */
+    public function push(CrumbInterface $crumb)
+    {
+        if (!in_array($crumb, $this->crumbs)) {
+            $this->crumbs[] = $crumb;
+        }
+        
+        return $this;
+    }
+}

src/Crumb.php

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+<?php
+
+namespace Artmark\BreadCrumbs;
+
+/**
+ * Description of Crumb
+ *
+ * @author Andrey Pokidov <pokidov@e-traffic.ru>
+ */
+class Crumb implements CrumbInterface
+{
+    /**
+     *
+     * @var string
+     */
+    private $url;
+    
+    /**
+     *
+     * @var string
+     */
+    private $label;
+    
+    /**
+     *
+     * @var string
+     */
+    private $icon;
+    
+    public function __construct(string $url, string $label, string $icon = '')
+    {
+        $this->url = trim($url);
+        $this->label = trim($label);
+        $this->icon = trim($icon);
+    }
+    
+    /**
+     * URL ссылки элемента хлебных крошек
+     * @return string
+     */
+    public function url()
+    {
+        return $this->url;
+    }
+    
+    /**
+     * Текст элемента хлебных крошек
+     * @return string
+     */
+    public function label()
+    {
+        return $this->label;
+    }
+    
+    /**
+     * Задана или нет иконка для элемента хлебных крошек
+     * @return boolean
+     */
+    public function hasIcon()
+    {
+        return !empty($this->icon);
+    }
+    
+    /**
+     * Возвращает URL иконки
+     * @return string
+     */
+    public function icon()
+    {
+        return $this->icon;
+    }
+}

src/CrumbInterface.php

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+<?php
+
+namespace Artmark\BreadCrumbs;
+
+/**
+ * Description of CrumbInterface
+ *
+ * @author Andrey Pokidov <pokidov@e-traffic.ru>
+ */
+interface CrumbInterface
+{
+    /**
+     * URL ссылки элемента хлебных крошек
+     * @return string
+     */
+    public function url();
+    
+    /**
+     * Текст элемента хлебных крошек
+     * @return string
+     */
+    public function label();
+    
+    /**
+     * Задана или нет иконка для элемента хлебных крошек
+     * @return boolean
+     */
+    public function hasIcon();
+    
+    /**
+     * Возвращает URL иконки
+     * @return string
+     */
+    public function icon();
+}