* tsp-info endpoint added

* different collector services are now implemented

src/App/Service/JcatInfoCollectorService.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace App\Service;
+
+use League\Csv\Reader;
+use League\Csv\Statement;
+use Zend\Config\Config;
+use Zend\Http\Client;
+
+class JcatInfoCollectorService
+{
+    /**
+     * @var Config
+     */
+    private $config;
+
+    /**
+     * @var Client
+     */
+    private $httpClient;
+
+
+    /**
+     * JiraClientService constructor.
+     * @param Client $client
+     * @param Config $config
+     */
+    public function __construct(Client $client, Config $config)
+    {
+        $this->httpClient = $client;
+        $this->config = $config;
+    }
+
+    public function getTrFlow()
+    {
+        /** @var Config $kanbanBoardUriParams */
+        $trFlowUri = $this->config->get('url.jcatTrFlow');
+
+        $response = $this->httpClient
+            ->setUri($trFlowUri)
+            ->send();
+
+        if (!$response->isSuccess()) {
+            throw new \UnexpectedValueException("Bad JCAT result", $response->getStatusCode());
+        }
+
+        return $this->parseFlowHtmlResult($response->getBody());
+    }
+
+    private function parseFlowHtmlResult(string $html)
+    {
+        $xmlErrorHandling = libxml_use_internal_errors(TRUE);
+        $domDocument = new \DOMDocument();
+        $domDocument->loadHTML($html);
+        libxml_clear_errors();
+        libxml_use_internal_errors($xmlErrorHandling);
+
+        $documentXpath = new \DOMXPath($domDocument);
+        /** @var \DOMNodeList $elements */
+        $elements = $documentXpath->query('//tr/td[1]');
+
+        $result = [];
+        /** @var \DOMElement $element */
+        foreach ($elements as $element) {
+            $result[] = trim($element->nodeValue);
+        }
+
+        return array_count_values($result);
+    }
+}