<?php

require("settings.php");
require("utilities/comment_key.php");
require("utilities/transform.php");
require("utilities/simplexmlwriter.php");

header("content-type: text/plain");

if(empty($_GET["place_id"]))
	exit("Error: No place id provided.\n");
if(empty($_GET["summary"]))
	exit("Error: No summary provided.\n");
if(empty($_GET["version"]))
	exit("No version provided.\n");

/*if(empty($_GET["key"]))
	exit("Error: No key provided.\n");

if(!key_verify(
	$_GET["key"],
	$settings->comment_key_pass,
	$settings->comment_key_min_age, $settings->comment_key_max_age
	))
	exit("Error: Invalid key.\n");
*/
/******************************************************/

$places = json_decode(file_get_contents("$settings->data_dir/places.json"));

$place = null;
foreach($places as $current_place) {
	if($place->key == $_GET["place_id"]) {
		$place = $current_place;
		break;
	}
}

if($place == null)
	exit("Error: Place id doesn't match.\n");

$new_report = new stdClass();
$new_report->version = escape4xml($_GET["version"]);
$new_report->summary = escape4xml($_GET["summary"]);
$new_report->stack_trace = escape4xml(file_get_contents('php://input'));

$report_dir = "$settings->data_dir/places/$place->name";
$report_filename = "$report_dir/" . slugify($new_report->summary) . ".xml";

// Save the individual report

if(!file_exists($report_filename)) {
	$writer = new SimpleXmlWriter();
	$writer->start();
	$writer->add_xslt("../../theme/stack_traces.xslt");
	$writer->open("error_info");
	$writer->addtag("summary", [], $new_report->summary);
	$writer->open("reports");
	$writer->close();
	$writer->close();
	file_put_contents($report_filename, $writer->render());
}

$report_xml = simplexml_load_file($report_filename);

if($report_xml === false)
	exit("Error: invalid XML generated when creating a new report file.\n");

$report_node = $report_xml->reports->addChild("report");
$report_node->addChild("timestamp", date(DATE_ATOM));
$report_node->addChild("version", $new_report->version);
$report_node->addChild("summary", $new_report->summary);
$report_node->addChild("stack_trace", $new_report->stack_trace);

file_put_contents($report_filename, $report_xml->asXML());

// Update the place index
$place_index_filename = "$report_dir/index.xml";
if(!file_exists($place_index_filename)) {
	$writer = new SimpleXmlWriter();
	$writer->start();
	$writer->add_xslt("../../theme/place_index.xslt");
	$writer->open("errors");
	$writer->close();
	file_put_contents($place_index_filename, $writer->render());
}
$index_xml = simplexml_load_file($place_index_filename);

$index_entry = null;
foreach($index_xml as $entry) {
	if($entry->summary->__toString() != $new_report->summary)
		continue;
	$index_entry = $entry;
	break;
}

if($index_entry == null) {
	$index_entry = $index_xml->addChild("error");
	$index_entry->summary = $new_report->summary;
	$index_entry->last_report = date(DATE_ATOM);
	$index_entry->report_count = 0;
}

$index_entry->report_count = intval($index_entry->report_count) + 1;

file_put_contents($place_index_filename, $index_xml->asXML());