Initial work on #14.

config/services.yaml

@@ -10,6 +10,7 @@ parameters:
     # To not register any fetchresourcelist plugins, use app.plugins.fetchresourcelist []
     app.plugins.fetchresourcelist: ['app:riprap:plugin:fetchresourcelist:from:file']
     app.plugins.fetchresourcelist.from.file.paths: ['resources/riprap_resource_ids.txt']
+    app.plugins.fetchresourcelist.from.drupal.baseurl: ['http://localhost:8000']
 
     # To not register any fetchdigest plugins, use app.plugins.fetchdigest [].
     # Currently we only allow one fetchdigest plugin per fixity event (i.e., this

src/Command/PluginFetchResourceListFromDrupal.php

@@ -0,0 +1,61 @@
+<?php
+// src/Command/PluginFetchResourceListFromDrupal.php
+namespace App\Command;
+
+use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
+
+use Psr\Log\LoggerInterface;
+
+use App\Entity\Event;
+use App\Service\FixityEventDetailManager;
+
+class PluginFetchResourceListFromDrupal extends ContainerAwareCommand
+{
+    private $params;
+
+    public function __construct(
+        ParameterBagInterface $params = null,
+        LoggerInterface $logger = null,
+        FixityEventDetailManager $event_detail = null
+    ) {
+        $this->params = $params;
+        $this->input_files = $this->params->get('app.plugins.fetchresourcelist.from.drupal.baseurl');
+
+        $this->logger = $logger;
+        $this->event_detail = $event_detail;
+
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setName('app:riprap:plugin:fetchresourcelist:from:drupal')
+            ->setDescription("A Riprap plugin for reading a list of resource URLs from Drupal's JSON:API. To use this plugin, that contrib module (https://www.drupal.org/project/jsonapi) needs to be installed on the source Drupal instance.");
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        // @todo: See https://github.com/mjordan/riprap/issues/14.
+
+/*
+        foreach ($this->input_files as $input_file) {
+            $resource_ids = file($input_file, FILE_IGNORE_NEW_LINES);
+            foreach ($resource_ids as $resource_id) {
+                // This is a string containing one resource ID (URL) per line;
+                $output->writeln($resource_id);
+            }
+        }
+*/
+
+
+        // $this->logger is null while testing.
+        if ($this->logger) {
+            $this->logger->info("PluginPersistToDatabase executed");
+        }
+    }
+}