From 509cf528d7c34883956a979f270df145393b8bb3 Mon Sep 17 00:00:00 2001
From: Markus Birth <mbirth@gmail.com>
Date: Sun, 12 Nov 2017 16:35:28 +0100
Subject: [PATCH] Started parser class.
---
index.php | 23 ++++++++++++++---------
lib/TclUpdates/XmlParser.php | 31 +++++++++++++++++++++++++++++++
lib/autoloader.php | 6 ++++++
3 files changed, 51 insertions(+), 9 deletions(-)
create mode 100755 lib/TclUpdates/XmlParser.php
create mode 100755 lib/autoloader.php
diff --git a/index.php b/index.php
index 25e6a3e..260fb61 100644
--- a/index.php
+++ b/index.php
@@ -1,28 +1,33 @@
<?php
+require_once 'lib/autoloader.php';
+
+use \TclUpdates\XmlParser;
+
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
- $input_xml = file_get_contents('php://input', false, NULL, -1, 8192); // read max 8 KiB
+ $input_xml = file_get_contents('php://input', false, null, -1, 8192); // read max 8 KiB
if (strlen($input_xml) >= 8192) {
- // Max length, probably even longer, definitely no XML
+ // Max length, probably even longer, definitely no data we want
http_response_code(413); // "Payload too large"
exit;
}
- $dom = new DOMDocument();
- $load_ok = $dom->loadXML($input_xml, LIBXML_NOENT);
- if (!$load_ok || $dom->childNodes->length < 1) {
+ $xp = new XmlParser();
+ $load_ok = $xp->loadXmlFromString($input_xml);
+ if (!$load_ok) {
// XML could not be parsed - invalid or no XML
http_response_code(406); // "Not acceptable"
exit;
}
- $root_node = $dom->childNodes->item(0);
- if ($root_node->nodeName != 'GOTU') {
- // Root node isn't <GOTU>, so no update XML
+ if (!$xp->validateGOTU()) {
+ // No root node or root node isn't <GOTU>, so no update XML
http_response_code(412); // "Precondition failed"
exit;
}
// ### At this point we can be relatively sure to have the XML we want
echo "Input length is " . strlen($input_xml) . " Bytes." . PHP_EOL;
- echo $input_xml . PHP_EOL;
+ #echo $input_xml . PHP_EOL;
+
+
// TODO: Check if it's XML
// If so: Store a copy for re-parsing (or to print out and hang up on a wall)
// Then parse XML into database
diff --git a/lib/TclUpdates/XmlParser.php b/lib/TclUpdates/XmlParser.php
new file mode 100755
index 0000000..f4f4625
--- /dev/null
+++ b/lib/TclUpdates/XmlParser.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace TclUpdates;
+
+class XmlParser
+{
+ private $dom;
+
+ public function __construct()
+ {
+ $this->dom = new \DOMDocument();
+ }
+
+ public function loadXMLFromString($xml)
+ {
+ $xml_ok = $this->dom->loadXML($xml, LIBXML_NOENT);
+ return $xml_ok;
+ }
+
+ public function validateGOTU()
+ {
+ if ($this->dom->childNodes->length < 1) {
+ return false;
+ }
+ $root_node = $this->dom->childNodes->item(0);
+ if ($root_node->nodeName != 'GOTU') {
+ return false;
+ }
+ return true;
+ }
+}
diff --git a/lib/autoloader.php b/lib/autoloader.php
new file mode 100755
index 0000000..1cc2a51
--- /dev/null
+++ b/lib/autoloader.php
@@ -0,0 +1,6 @@
+<?php
+
+set_include_path(__DIR__ . PATH_SEPARATOR . get_include_path());
+
+// PSR-4
+spl_autoload_register();