thimbl.php
View Options

	<?php

	/**
	* Represents a controller to process the Thimbl client request
	*/
	class ThimblController {
	///
	/// Constants
	///

	/**
	* The path to the server to not finger
	*
	* @const
	*/
	const BLOCKLIST_FILE = 'finger/blocklist.txt';

	///
	/// Private properties
	///

	/**
	* Thimbl document from a plan file
	*
	* @var ThimblDocument\|null
	*/
	private $thimblDocument = null;

	/**
	* A finger client instance used to fetch the plan file containing the Thimbl feed
	*
	* @var FingerClient
	*/
	private $client;

	/**
	* Errors occured during request processing
	*
	* @var array
	*/
	private $errors = [];

	/**
	* Runs the controller logic
	*/
	public function run () {
	if (array_key_exists('user', $_REQUEST)) {
	$this->processThimblClientRequest();
	}

	if (count($this->errors)) {
	$this->printErrors();
	}

	$this->printInputForm();

	if ($this->thimblDocument !== null) {
	$this->printThimblFeed();
	}
	}

	/**
	* Processes Thimbl client request
	*/
	public function processThimblClientRequest() {
	require_once('FingerClient.php');

	$this->client = FingerClient::fromAddress($_REQUEST['user']);
	if ($this->client === null) {
	$this->errors[] = 'Invalid Finger address format.';
	return;
	}

	$this->handleBlockList();

	if (!$this->client->Run()) {
	$this->errors[] = $this->client->lastError;
	return;
	}

	$this->client->Parse();
	if (!$planField = $this->client->Get('Plan')) {
	$this->errors[] = 'Finger connection successful, but there is no plan file.';
	return;
	}

	require_once('ThimblDocument.php');
	if (!$this->thimblDocument = ThimblDocument::FromJSON($planField)) {
	$this->printDebugPlanMessage($planField);
	}
	}

	/**
	* Prints debug .plan message
	*
	* @param string $planField
	*/
	private function printDebugPlanMessage ($planField) {
	echo '<div class="alert-box alert">Finger connection successful, but the plan file format is not a Thimbl one.<br />';
	echo 'JSON error returned by the parser: ', json_last_error_msg();
	echo '</div>';
	echo "<h2>Plan file for $_REQUEST[user]</h2>";
	echo '<pre>', clean_string($planField), '</pre>';
	}

	/**
	* Handles blocklist
	*/
	private function handleBlockList () {
	if (file_exists(self::BLOCKLIST_FILE)) {
	$blockListedServers = explode(
	"\n",
	trim(
	file_get_contents(self::BLOCKLIST_FILE)
	)
	);
	$this->client->AddToBlocklist($blockListedServers);
	}
	}

	/**
	* Prints errors
	*/
	public function printErrors () {
	foreach ($this->errors as $error) {
	echo '<div class="alert-box alert">', $error, '</div>';
	}
	}

	/**
	* Prints input form
	*/
	public function printInputForm () {
	include('thimbl_inputForm.html');
	}

	public function printThimblFeed () {
	$plan = $this->thimblDocument;

	echo "<h2>Thimbl feed for $_REQUEST[user]</h2>";
	require_once('thimbl_feed.php');
	}
	}

	(new ThimblController())->run();

File Metadata

Mime Type: text/x-php
Expires: Sat, Oct 11, 20:05 (4 h, 15 m)
Storage Engine: blob
Storage Format: Raw Data
Storage Handle: 3055862
Default Alt Text: thimbl.php (3 KB)

thimbl.php
No OneTemporary
Actions

thimbl.php
View Options

File Metadata

Event Timeline

thimbl.phpNo OneTemporaryActions

thimbl.phpView Options

File Metadata

Event Timeline

thimbl.php
No OneTemporary
Actions

thimbl.php
View Options