<?php
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function require_login(&$app) {
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$params = $app->request()->params();
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if(array_key_exists('token', $params)) {
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try {
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$data = JWT::decode($params['token'], Config::$jwtSecret);
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$_SESSION['user_id'] = $data->user_id;
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$_SESSION['me'] = $data->me;
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} catch(DomainException $e) {
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header('X-Error: DomainException');
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$app->redirect('/', 301);
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} catch(UnexpectedValueException $e) {
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header('X-Error: UnexpectedValueException');
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$app->redirect('/', 301);
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}
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}
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if(!array_key_exists('user_id', $_SESSION)) {
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$app->redirect('/');
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return false;
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} else {
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return ORM::for_table('users')->find_one($_SESSION['user_id']);
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}
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}
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function generate_login_token() {
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return JWT::encode(array(
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'user_id' => $_SESSION['user_id'],
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'me' => $_SESSION['me'],
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'created_at' => time()
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), Config::$jwtSecret);
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}
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$app->get('/new', function() use($app) {
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if($user=require_login($app)) {
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$entry = false;
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$photo_url = false;
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$test_response = '';
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if($user->last_micropub_response) {
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try {
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if(@json_decode($user->last_micropub_response)) {
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$d = json_decode($user->last_micropub_response);
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$test_response = $d->response;
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}
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} catch(Exception $e) {
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}
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}
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$html = render('new-post', array(
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'title' => 'New Post',
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'micropub_endpoint' => $user->micropub_endpoint,
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'micropub_scope' => $user->micropub_scope,
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'micropub_access_token' => $user->micropub_access_token,
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'response_date' => $user->last_micropub_response_date,
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'syndication_targets' => json_decode($user->syndication_targets, true),
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'test_response' => $test_response,
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'location_enabled' => $user->location_enabled
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));
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$app->response()->body($html);
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}
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});
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$app->post('/prefs', function() use($app) {
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if($user=require_login($app)) {
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$params = $app->request()->params();
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$user->location_enabled = $params['enabled'];
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$user->save();
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}
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$app->response()->body(json_encode(array(
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'result' => 'ok'
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)));
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});
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$app->get('/creating-a-token-endpoint', function() use($app) {
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$app->redirect('http://indiewebcamp.com/token-endpoint', 301);
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});
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$app->get('/creating-a-micropub-endpoint', function() use($app) {
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$html = render('creating-a-micropub-endpoint', array('title' => 'Creating a Micropub Endpoint'));
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$app->response()->body($html);
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});
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$app->get('/docs', function() use($app) {
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$html = render('docs', array('title' => 'Documentation'));
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$app->response()->body($html);
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});
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$app->get('/add-to-home', function() use($app) {
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$params = $app->request()->params();
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if(array_key_exists('token', $params) && !session('add-to-home-started')) {
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// Verify the token and sign the user in
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try {
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$data = JWT::decode($params['token'], Config::$jwtSecret);
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$_SESSION['user_id'] = $data->user_id;
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$_SESSION['me'] = $data->me;
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$app->redirect('/new', 301);
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} catch(DomainException $e) {
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header('X-Error: DomainException');
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$app->redirect('/', 301);
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} catch(UnexpectedValueException $e) {
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header('X-Error: UnexpectedValueException');
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$app->redirect('/', 301);
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}
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} else {
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if($user=require_login($app)) {
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if(array_key_exists('start', $params)) {
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$_SESSION['add-to-home-started'] = true;
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$token = JWT::encode(array(
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'user_id' => $_SESSION['user_id'],
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'me' => $_SESSION['me'],
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'created_at' => time()
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), Config::$jwtSecret);
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$app->redirect('/add-to-home?token='.$token, 301);
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} else {
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unset($_SESSION['add-to-home-started']);
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$html = render('add-to-home', array('title' => 'Teacup'));
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$app->response()->body($html);
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}
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}
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}
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});
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$app->post('/micropub/post', function() use($app) {
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if($user=require_login($app)) {
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$params = $app->request()->params();
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// Remove any blank params
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$params = array_filter($params, function($v){
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return $v !== '';
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});
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// Now send to the micropub endpoint
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$r = micropub_post($user->micropub_endpoint, $params, $user->micropub_access_token);
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$request = $r['request'];
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$response = $r['response'];
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$user->last_micropub_response = json_encode($r);
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$user->last_micropub_response_date = date('Y-m-d H:i:s');
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// Check the response and look for a "Location" header containing the URL
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if($response && preg_match('/Location: (.+)/', $response, $match)) {
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$location = $match[1];
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$user->micropub_success = 1;
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} else {
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$location = false;
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}
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$user->save();
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$app->response()->body(json_encode(array(
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'request' => htmlspecialchars($request),
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'response' => htmlspecialchars($response),
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'location' => $location,
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'error' => $r['error'],
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'curlinfo' => $r['curlinfo']
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)));
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}
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});
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