Add php template engine

Dockerfile

@@ -5,6 +5,8 @@ COPY ./app /usr/src/app
 RUN apk add --no-cache --virtual .gyp \
         python \
         make \
+        php7 \
+        php7-json \
         g++
 
 RUN cd /usr/src/app && \

app/templating/PhpEngine.js

@@ -0,0 +1,45 @@
+const BaseEngine = require('./BaseEngine');
+const { spawnSync } = require('child_process');
+const path = require('path');
+
+const type = 'php';
+
+module.exports = class PhpEngine extends BaseEngine {
+  static get type() {
+    return type;
+  }
+
+  getType() {
+    return type;
+  }
+
+  render({bodyFilePath, body, endpoint, request, context }) {
+    const mockservr = JSON.stringify({
+      request: {
+        url: request.url,
+        path: request.path,
+        method: request.method,
+        headers: request.headers,
+        query: request.query
+      },
+      endpoint,
+      context
+    });
+    const bodyFilePathDirname = path.dirname(bodyFilePath);
+    const absoluteBodyFilePath = path.resolve(bodyFilePath);
+    const phpRoot = `<?php
+      $_MOCKSERVR = json_decode(<<<JSON
+        ${mockservr}
+JSON, 'true');
+      include('${absoluteBodyFilePath}');
+    `;
+    const phpProcess = spawnSync('php', [], {
+      input: phpRoot,
+      stdio: 'pipe',
+      encoding: 'utf-8'
+    });
+
+    console.log(phpProcess.stderr);
+    return phpProcess.stdout;
+  }
+};

app/templating/TemplateEnginesStack.js

@@ -1,5 +1,6 @@
 const VelocityEngine = require('./VelocityEngine');
 const TwigEngine = require('./TwigEngine');
+const PhpEngine = require('./PhpEngine');
 
 const defaultEngine = 'twig';
 
@@ -8,6 +9,7 @@ module.exports = class TemplateEnginesStack {
     this.engines = [
       new VelocityEngine(),
       new TwigEngine(),
+      new PhpEngine(),
     ];
   }
 

app/templating/TwigEngine.js

@@ -14,8 +14,6 @@ module.exports = class TwigEngine extends BaseEngine {
   }
 
   render({bodyFilePath, body, endpoint, request, context }) {
-
-    console.log(path.dirname(bodyFilePath));
     const template = Twig.twig({
       data: body,
       namespaces: { 'template-root-dir': path.dirname(bodyFilePath) }