new pisilinux web sites

Internal/package-hypertext/Sheet.php

@@ -0,0 +1,168 @@
+<?php namespace ZN\Hypertext;
+/**
+ * ZN PHP Web Framework
+ * 
+ * "Simplicity is the ultimate sophistication." ~ Da Vinci
+ * 
+ * @package ZN
+ * @license MIT [http://opensource.org/licenses/MIT]
+ * @author  Ozan UYKUN [ozan@znframework.com]
+ */
+
+use ZN\Singleton;
+
+/**
+ * @codeCoverageIgnore
+ */
+class Sheet
+{
+    /**
+     * selector
+     * 
+     * @var string
+     */
+    protected $selector = 'this';
+    
+    /**
+     * attr
+     * 
+     * @var array
+     */
+    protected $attr;
+
+    /**
+     * tag
+     * 
+     * @var bool
+     */
+    protected $tag = false;
+
+    /**
+     * Magic construct
+     * 
+     * @param bool $tag = false
+     * 
+     * @return void
+     */
+    public function __construct($tag = false)
+    {
+        $this->tag = $tag;
+    }
+
+    /**
+     * Sets attributes.
+     * 
+     * @param array $attributes
+     * 
+     * @return $this
+     */
+    public function attr(array $attributes)
+    {
+        $this->attr = $this->attrCreator($attributes);
+
+        return $this;
+    }
+
+    /**
+     * Sets selector.
+     * 
+     * @param string $selector
+     * 
+     * @return $this
+     */
+    public function selector(string $selector)
+    {
+        $this->selector = $selector;
+
+        return $this;
+    }
+
+    /**
+     * Creates element.
+     * 
+     * @param string ...$args
+     * 
+     * @return string
+     */
+    public function create(...$args) : string
+    {
+        $combineTransitions = $args;
+
+        $str  = $this->selector . '{';
+
+        if( ! empty($this->attr) )
+        {
+            $str .= EOL . $this->attr . EOL;
+        } 
+
+        if( ! empty($combineTransitions) ) foreach( $combineTransitions as $transition )
+        {
+            $str .= $transition;
+        }
+
+        $str .= '}' . EOL;
+
+        return $this->tagCreator($str);
+    }
+
+    /**
+     * protected tag
+     * 
+     * @param string $code
+     * 
+     * @return string
+     */
+    protected function tagCreator($code)
+    {
+        if( $this->tag === true )
+        {
+            $style = Singleton::class('ZN\Hypertext\Style');
+
+            return $style->open() . $code . $style->close();
+        }
+
+        $this->defaultVariables();
+
+        return $code;
+    }
+
+    /**
+     * protected attr
+     * 
+     * @param array $attributes = []
+     * 
+     * @return string
+     */
+    protected function attrCreator($attributes = [])
+    {
+        $attribute = '';
+
+        if( is_array($attributes) )
+        {
+            foreach( $attributes as $key => $values )
+            {
+                if( is_numeric($key) )
+                {
+                    $key = $values;
+                }
+
+                $attribute .= ' ' . $key . ':' . $values . ';';
+            }
+        }
+
+        return $attribute;
+    }
+
+    /**
+     * protected default variables
+     * 
+     * @param void
+     * 
+     * @return void
+     */
+    protected function defaultVariables()
+    {
+        $this->attr        = NULL;
+        $this->selector    = 'this';
+    }
+}