db install process

Dockerfile

@@ -23,6 +23,7 @@ EXPOSE 80 443
 
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 COPY ttrss.conf /etc/php7/php-fpm.d/ttrss.conf
+COPY install-db.php /var/lib/tt-rss-install/install-db.php
 
 ADD https://git.tt-rss.org/fox/tt-rss/archive/18.12.tar.gz /tmp/ttrss.tar.gz
 RUN tar -xzf /tmp/ttrss.tar.gz -C /var/lib

install-db.php

@@ -0,0 +1,26 @@
+<?php
+
+require "/var/lib/tt-rss/config.php";
+
+$pdo = pdo_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME, DB_TYPE, DB_PORT);
+
+if (!$pdo) {
+  print_error("Unable to connect to database using specified parameters.");
+  exit;
+}
+
+$lines = explode(";", preg_replace("/[\r\n]/", "",
+            file_get_contents("/var/lib/tt-rss/schema/ttrss_schema_".basename(DB_TYPE).".sql")));
+
+foreach ($lines as $line) {
+  if (strpos($line, "--") !== 0 && $line) {
+    $res = $pdo->query($line);
+
+    if (!$res) {
+      print_notice("Query: $line");
+      print_error("Error: " . implode(", ", $this->pdo->errorInfo()));
+    }
+  }
+}
+
+print_notice("Database initialization completed.");