template 엔진 '일단' 추가

e_lib/plates/Template/Data.php

@@ -0,0 +1,93 @@
+<?php
+
+namespace League\Plates\Template;
+
+use LogicException;
+
+/**
+ * Preassigned template data.
+ */
+class Data
+{
+    /**
+     * Variables shared by all templates.
+     * @var array
+     */
+    protected $sharedVariables = array();
+
+    /**
+     * Specific template variables.
+     * @var array
+     */
+    protected $templateVariables = array();
+
+    /**
+     * Add template data.
+     * @param  array             $data;
+     * @param  null|string|array $templates;
+     * @return Data
+     */
+    public function add(array $data, $templates = null)
+    {
+        if (is_null($templates)) {
+            return $this->shareWithAll($data);
+        }
+
+        if (is_array($templates)) {
+            return $this->shareWithSome($data, $templates);
+        }
+
+        if (is_string($templates)) {
+            return $this->shareWithSome($data, array($templates));
+        }
+
+        throw new LogicException(
+            'The templates variable must be null, an array or a string, ' . gettype($templates) . ' given.'
+        );
+    }
+
+    /**
+     * Add data shared with all templates.
+     * @param  array $data;
+     * @return Data
+     */
+    public function shareWithAll($data)
+    {
+        $this->sharedVariables = array_merge($this->sharedVariables, $data);
+
+        return $this;
+    }
+
+    /**
+     * Add data shared with some templates.
+     * @param  array $data;
+     * @param  array $templates;
+     * @return Data
+     */
+    public function shareWithSome($data, array $templates)
+    {
+        foreach ($templates as $template) {
+            if (isset($this->templateVariables[$template])) {
+                $this->templateVariables[$template] = array_merge($this->templateVariables[$template], $data);
+            } else {
+                $this->templateVariables[$template] = $data;
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get template data.
+     * @param  null|string $template;
+     * @return array
+     */
+    public function get($template = null)
+    {
+        if (isset($template, $this->templateVariables[$template])) {
+            return array_merge($this->sharedVariables, $this->templateVariables[$template]);
+        }
+
+        return $this->sharedVariables;
+    }
+}