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429 lines
13 KiB
429 lines
13 KiB
<?php
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if(isset(Config::$dbType) && Config::$dbType == 'sqlite') {
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ORM::configure('sqlite:' . Config::$dbFilePath);
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} else {
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ORM::configure('mysql:host=' . Config::$dbHost . ';dbname=' . Config::$dbName);
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ORM::configure('username', Config::$dbUsername);
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ORM::configure('password', Config::$dbPassword);
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}
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function render($page, $data) {
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global $app;
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return $app->render('layout.php', array_merge($data, array('page' => $page)));
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};
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function partial($template, $data=array(), $debug=false) {
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global $app;
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if($debug) {
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$tpl = new Savant3(\Slim\Extras\Views\Savant::$savantOptions);
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echo '<pre>' . $tpl->fetch($template . '.php') . '</pre>';
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return '';
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}
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ob_start();
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$tpl = new Savant3(\Slim\Extras\Views\Savant::$savantOptions);
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foreach($data as $k=>$v) {
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$tpl->{$k} = $v;
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}
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$tpl->display($template . '.php');
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return ob_get_clean();
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}
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function js_bookmarklet($partial, $context) {
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return str_replace('+','%20',urlencode(str_replace(array("\n"),array(''),partial($partial, $context))));
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}
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function session($key) {
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if(array_key_exists($key, $_SESSION))
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return $_SESSION[$key];
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else
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return null;
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}
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function k($a, $k, $default=null) {
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if(is_array($k)) {
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$result = true;
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foreach($k as $key) {
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$result = $result && array_key_exists($key, $a);
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}
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return $result;
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} else {
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if(is_array($a) && array_key_exists($k, $a) && $a[$k])
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return $a[$k];
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elseif(is_object($a) && property_exists($a, $k) && $a->$k)
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return $a->$k;
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else
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return $default;
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}
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}
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function display_url($url) {
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$parts = parse_url($url);
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if(isset($parts['path']) && $parts['path'] != '' && $parts['path'] != '/') {
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return preg_replace('/^https?:\/\//','', $url);
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} else {
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return $parts['host'];
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}
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}
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if(!function_exists('http_build_url')) {
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function http_build_url($parsed_url) {
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$scheme = isset($parsed_url['scheme']) ? $parsed_url['scheme'] . '://' : '';
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$host = isset($parsed_url['host']) ? $parsed_url['host'] : '';
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$port = isset($parsed_url['port']) ? ':' . $parsed_url['port'] : '';
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$user = isset($parsed_url['user']) ? $parsed_url['user'] : '';
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$pass = isset($parsed_url['pass']) ? ':' . $parsed_url['pass'] : '';
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$pass = ($user || $pass) ? "$pass@" : '';
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$path = isset($parsed_url['path']) ? $parsed_url['path'] : '';
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$query = isset($parsed_url['query']) ? '?' . $parsed_url['query'] : '';
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$fragment = isset($parsed_url['fragment']) ? '#' . $parsed_url['fragment'] : '';
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return "$scheme$user$pass$host$port$path$query$fragment";
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}
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}
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function micropub_post_for_user(&$user, $params, $file_path = NULL, $json = false) {
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// Now send to the micropub endpoint
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$r = micropub_post($user->micropub_endpoint, $params, $user->micropub_access_token, $file_path, $json);
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$user->last_micropub_response = substr(json_encode($r), 0, 1024);
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$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($r['response'] && ($r['code'] == 201 || $r['code'] == 202)
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&& isset($r['headers']['Location'])) {
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$r['location'] = $r['headers']['Location'][0];
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$user->micropub_success = 1;
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} else {
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$r['location'] = false;
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}
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$user->save();
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return $r;
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}
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function micropub_media_post_for_user(&$user, $file_path) {
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// Send to the media endpoint
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$r = micropub_post($user->micropub_media_endpoint, [], $user->micropub_access_token, $file_path, true, 'file');
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// Check the response and look for a "Location" header containing the URL
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if($r['response'] && preg_match('/Location: (.+)/', $r['response'], $match)) {
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$r['location'] = trim($match[1]);
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} else {
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$r['location'] = false;
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}
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return $r;
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}
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function micropub_post($endpoint, $params, $access_token, $file_path = NULL, $json = false, $file_prop = 'photo') {
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $endpoint);
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curl_setopt($ch, CURLOPT_POST, true);
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// Send the access token in both the header and post body to support more clients
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// https://github.com/aaronpk/Quill/issues/4
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// http://indiewebcamp.com/irc/2015-02-14#t1423955287064
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$httpheaders = array('Authorization: Bearer ' . $access_token);
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if(!$json) {
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$params = array_merge(array(
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'h' => 'entry',
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'access_token' => $access_token
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), $params);
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}
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if(!$file_path) {
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if($json) {
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$params['access_token'] = $access_token;
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$httpheaders[] = 'Content-type: application/json';
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$post = json_encode($params);
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} else {
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$post = http_build_query($params);
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$post = preg_replace('/%5B[0-9]+%5D/', '%5B%5D', $post); // change [0] to []
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}
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} else {
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$mimetype = finfo_file($finfo, $file_path);
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$multipart = new p3k\Multipart();
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$multipart->addArray($params);
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$multipart->addFile($file_prop, $file_path, $mimetype);
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$post = $multipart->data();
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array_push($httpheaders, 'Content-Type: ' . $multipart->contentType());
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}
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curl_setopt($ch, CURLOPT_HTTPHEADER, $httpheaders);
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curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_HEADER, true);
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curl_setopt($ch, CURLINFO_HEADER_OUT, true);
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$response = curl_exec($ch);
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$error = curl_error($ch);
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$sent_headers = curl_getinfo($ch, CURLINFO_HEADER_OUT);
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$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
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$header_str = trim(substr($response, 0, $header_size));
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$request = $sent_headers . (is_string($post) ? $post : http_build_query($post));
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return array(
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'request' => $request,
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'response' => $response,
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'code' => curl_getinfo($ch, CURLINFO_HTTP_CODE),
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'headers' => parse_headers($header_str),
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'error' => $error,
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'curlinfo' => curl_getinfo($ch)
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);
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}
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function micropub_get($endpoint, $params, $access_token) {
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$url = parse_url($endpoint);
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if(!k($url, 'query')) {
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$url['query'] = http_build_query($params);
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} else {
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$url['query'] .= '&' . http_build_query($params);
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}
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$endpoint = http_build_url($url);
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $endpoint);
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curl_setopt($ch, CURLOPT_HTTPHEADER, array(
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'Authorization: Bearer ' . $access_token,
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'Accept: application/json'
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));
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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$response = curl_exec($ch);
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$data = array();
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if($response) {
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$data = json_decode($response, true);
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}
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$error = curl_error($ch);
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return array(
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'response' => $response,
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'data' => $data,
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'error' => $error,
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'curlinfo' => curl_getinfo($ch)
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);
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}
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function parse_headers($headers) {
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$retVal = array();
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$fields = explode("\r\n", preg_replace('/\x0D\x0A[\x09\x20]+/', ' ', $headers));
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foreach($fields as $field) {
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if(preg_match('/([^:]+): (.+)/m', $field, $match)) {
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$match[1] = preg_replace_callback('/(?<=^|[\x09\x20\x2D])./', function($m) {
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return strtoupper($m[0]);
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}, strtolower(trim($match[1])));
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// If there's already a value set for the header name being returned, turn it into an array and add the new value
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$match[1] = preg_replace_callback('/(?<=^|[\x09\x20\x2D])./', function($m) {
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return strtoupper($m[0]);
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}, strtolower(trim($match[1])));
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if(isset($retVal[$match[1]])) {
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$retVal[$match[1]][] = trim($match[2]);
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} else {
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$retVal[$match[1]] = [trim($match[2])];
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}
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}
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}
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return $retVal;
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}
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function get_micropub_config(&$user, $query=[]) {
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$targets = [];
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$r = micropub_get($user->micropub_endpoint, $query, $user->micropub_access_token);
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if($r['data'] && is_array($r['data']) && array_key_exists('syndicate-to', $r['data'])) {
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if(is_array($r['data']['syndicate-to'])) {
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$data = $r['data']['syndicate-to'];
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} else {
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$data = [];
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}
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foreach($data as $t) {
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if(is_array($t) && array_key_exists('service', $t) && array_key_exists('photo', $t['service'])) {
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$icon = $t['service']['photo'];
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} else {
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$icon = false;
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}
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if(is_array($t) && array_key_exists('uid', $t) && array_key_exists('name', $t)) {
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$targets[] = [
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'target' => $t['name'],
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'uid' => $t['uid'],
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'favicon' => $icon
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];
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}
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}
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}
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if(count($targets))
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$user->syndication_targets = json_encode($targets);
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$media_endpoint = false;
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if($r['data'] && is_array($r['data']) && array_key_exists('media-endpoint', $r['data'])) {
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$media_endpoint = $r['data']['media-endpoint'];
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$user->micropub_media_endpoint = $media_endpoint;
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}
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if(count($targets) || $media_endpoint) {
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$user->save();
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}
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return [
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'targets' => $targets,
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'response' => $r
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];
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}
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function static_map($latitude, $longitude, $height=180, $width=700, $zoom=14) {
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return 'https://atlas.p3k.io/map/img?marker[]=lat:' . $latitude . ';lng:' . $longitude . ';icon:small-blue-cutout&basemap=gray&width=' . $width . '&height=' . $height . '&zoom=' . $zoom;
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}
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function relative_time($date) {
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static $rel;
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if(!isset($rel)) {
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$config = array(
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'language' => '\RelativeTime\Languages\English',
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'separator' => ', ',
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'suffix' => true,
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'truncate' => 1,
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);
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$rel = new \RelativeTime\RelativeTime($config);
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}
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return $rel->timeAgo($date);
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}
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function instagram_client() {
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return new Andreyco\Instagram\Client(array(
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'apiKey' => Config::$instagramClientID,
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'apiSecret' => Config::$instagramClientSecret,
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'apiCallback' => Config::$base_url . 'auth/instagram/callback',
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'scope' => array('basic','likes'),
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));
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}
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function validate_photo(&$file) {
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try {
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if ($_SERVER['REQUEST_METHOD'] == 'POST' && count($_POST) < 1 ) {
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throw new RuntimeException('File upload size exceeded.');
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}
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// Undefined | Multiple Files | $_FILES Corruption Attack
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// If this request falls under any of them, treat it invalid.
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if (
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!isset($file['error']) ||
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is_array($file['error'])
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) {
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throw new RuntimeException('Invalid parameters.');
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}
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// Check $file['error'] value.
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switch ($file['error']) {
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case UPLOAD_ERR_OK:
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break;
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case UPLOAD_ERR_NO_FILE:
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throw new RuntimeException('No file sent.');
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case UPLOAD_ERR_INI_SIZE:
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case UPLOAD_ERR_FORM_SIZE:
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throw new RuntimeException('Exceeded filesize limit.');
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default:
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throw new RuntimeException('Unknown errors.');
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}
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// You should also check filesize here.
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if ($file['size'] > 4000000) {
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throw new RuntimeException('Exceeded filesize limit.');
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}
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// DO NOT TRUST $file['mime'] VALUE !!
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// Check MIME Type by yourself.
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$finfo = new finfo(FILEINFO_MIME_TYPE);
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if (false === $ext = array_search(
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$finfo->file($file['tmp_name']),
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array(
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'jpg' => 'image/jpeg',
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'png' => 'image/png',
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'gif' => 'image/gif',
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),
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true
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)) {
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throw new RuntimeException('Invalid file format.');
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}
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} catch (RuntimeException $e) {
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return $e->getMessage();
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}
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}
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// Reads the exif rotation data and actually rotates the photo.
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// Only does anything if the exif library is loaded, otherwise is a noop.
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function correct_photo_rotation($filename) {
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if(class_exists('IMagick')) {
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$image = new IMagick($filename);
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$orientation = $image->getImageOrientation();
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switch($orientation) {
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case IMagick::ORIENTATION_BOTTOMRIGHT:
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$image->rotateImage(new ImagickPixel('#00000000'), 180);
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break;
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case IMagick::ORIENTATION_RIGHTTOP:
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$image->rotateImage(new ImagickPixel('#00000000'), 90);
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break;
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case IMagick::ORIENTATION_LEFTBOTTOM:
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$image->rotateImage(new ImagickPixel('#00000000'), -90);
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break;
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}
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$image->setImageOrientation(IMagick::ORIENTATION_TOPLEFT);
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$image->writeImage($filename);
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}
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}
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function sanitize_editor_html($html) {
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$config = HTMLPurifier_Config::createDefault();
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$config->set('Cache.DefinitionImpl', null);
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$config->set('HTML.AllowedElements', [
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'a',
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'abbr',
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'b',
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'code',
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'del',
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'em',
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'i',
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'img',
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'q',
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'strike',
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'strong',
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'blockquote',
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'pre',
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'p',
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'h1',
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'h2',
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'h3',
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'h4',
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'h5',
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'h6',
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'ul',
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'li',
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'ol'
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]);
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// Allow data: URIs
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$config->set('URI.AllowedSchemes', array('data' => true, 'http' => true, 'https' => true));
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// Strip all classes from elements
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$config->set('Attr.AllowedClasses', '');
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// $def = $config->getHTMLDefinition(true);
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$purifier = new HTMLPurifier($config);
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$sanitized = $purifier->purify($html);
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$sanitized = str_replace("
","\r",$sanitized);
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# Remove empty paragraphs
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$sanitized = str_replace('<p><br /></p>','',$sanitized);
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$sanitized = str_replace('<p></p>','',$sanitized);
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return $sanitized;
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}
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