347 lines
14 KiB
PHP
347 lines
14 KiB
PHP
<?php
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global $utopia, $request, $response;
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use Utopia\Exception;
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use Utopia\Validator\Text;
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use Utopia\Validator\WhiteList;
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use Utopia\Validator\Range;
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use Utopia\Validator\URL;
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use Utopia\Cache\Cache;
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use Utopia\Cache\Adapter\Filesystem;
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use Resize\Resize;
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use BaconQrCode\Renderer\ImageRenderer;
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use BaconQrCode\Renderer\Image\ImagickImageBackEnd;
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use BaconQrCode\Renderer\RendererStyle\RendererStyle;
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use BaconQrCode\Writer;
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$types = [
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'browsers' => include __DIR__ . '/../config/avatars/browsers.php',
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'credit-cards' => include __DIR__ . '/../config/avatars/credit-cards.php',
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'flags' => include __DIR__ . '/../config/avatars/flags.php',
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];
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$avatarCallback = function($type, $code, $width, $height, $quality) use ($types, $response, $request)
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{
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$code = strtolower($code);
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$type = strtolower($type);
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if(!array_key_exists($type, $types)) {
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throw new Exception('Avatar set not found', 404);
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}
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if(!array_key_exists($code, $types[$type])) {
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throw new Exception('Avatar not found', 404);
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}
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if (!extension_loaded('imagick')) {
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throw new Exception('Imagick extension is missing', 500);
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}
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$output = 'png';
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$date = date('D, d M Y H:i:s', time() + (60 * 60 * 24 * 45)) . ' GMT'; // 45 days cache
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$key = md5('/v1/avatars/:type/:code-' . $code .$width . $height . $quality . $output);
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$path = $types[$type][$code];
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$type = 'png';
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if (!file_exists($path)) {
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throw new Exception('File not found in ' . $path, 404);
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}
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$cache = new Cache(new Filesystem('/storage/cache/app-0')); // Limit file number or size
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$data = $cache->load($key, 60 * 60 * 24 * 30 * 3 /* 3 months */);
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if($data) {
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//$output = (empty($output)) ? $type : $output;
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$response
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->setContentType('image/png')
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->addHeader('Expires', $date)
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->addHeader('X-Appwrite-Cache', 'hit')
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->send($data, 0)
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;
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}
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$resize = new Resize(file_get_contents($path));
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$resize->crop((int)$width, (int)$height);
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$output = (empty($output)) ? $type : $output;
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$response
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->setContentType('image/png')
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->addHeader('Expires', $date)
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->addHeader('X-Appwrite-Cache', 'miss')
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->send('', null)
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;
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$data = $resize->output($output, $quality);
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$cache->save($key, $data);
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echo $data;
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unset($resize);
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exit(0);
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};
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$utopia->get('/v1/avatars/credit-cards/:code')
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->desc('Get Credit Card Icon')
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->param('code', '', function () use ($types) {return new WhiteList(array_keys($types['credit-cards'])); }, 'Credit Card Code. Possible values: ' . implode(', ', array_keys($types['credit-cards'])) . '.')
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->param('width', 100, function () {return new Range(0, 2000);}, 'Image width. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('height', 100, function () {return new Range(0, 2000);}, 'Image height. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('quality', 100, function () {return new Range(0, 100);}, 'Image quality. Pass an integer between 0 to 100. Defaults to 100', true)
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->label('scope', 'avatars.read')
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->label('sdk.namespace', 'avatars')
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->label('sdk.method', 'getCreditCard')
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->label('sdk.description', 'Need to display your users with your billing method or there payment methods? The credit card endpoint will return you the icon of the credit card provider you need. Use width, height and quality arguments to change the output settings.')
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->action(function ($code, $width, $height, $quality) use ($avatarCallback) {return $avatarCallback('credit-cards', $code, $width, $height, $quality);});
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$utopia->get('/v1/avatars/browsers/:code')
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->desc('Get Browser Icon')
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->param('code', '', function () use ($types) {return new WhiteList(array_keys($types['browsers'])); }, 'Browser Code.')
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->param('width', 100, function () {return new Range(0, 2000);}, 'Image width. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('height', 100, function () {return new Range(0, 2000);}, 'Image height. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('quality', 100, function () {return new Range(0, 100);}, 'Image quality. Pass an integer between 0 to 100. Defaults to 100', true)
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->label('scope', 'avatars.read')
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->label('sdk.namespace', 'avatars')
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->label('sdk.method', 'getBrowser')
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->label('sdk.description', 'You can use this endpoint to show different browser icons to your users, The code argument receives the browser code as appear in your user /account/sessions endpoint. Use width, height and quality arguments to change the output settings.')
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->action(function ($code, $width, $height, $quality) use ($avatarCallback) {return $avatarCallback('browsers', $code, $width, $height, $quality);});
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$utopia->get('/v1/avatars/flags/:code')
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->desc('Get Country Flag')
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->param('code', '', function () use ($types) {return new WhiteList(array_keys($types['flags'])); }, 'Country Code. ISO Alpha-2 country code format.')
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->param('width', 100, function () {return new Range(0, 2000);}, 'Image width. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('height', 100, function () {return new Range(0, 2000);}, 'Image height. Pass an integer between 0 to 2000. Defaults to 100', true)
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->param('quality', 100, function () {return new Range(0, 100);}, 'Image quality. Pass an integer between 0 to 100. Defaults to 100', true)
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->label('scope', 'avatars.read')
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->label('sdk.namespace', 'avatars')
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->label('sdk.method', 'getFlag')
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->label('sdk.description', 'You can use this endpoint to show different country flags icons to your users, The code argument receives the a 2 letter country code. Use width, height and quality arguments to change the output settings.')
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->action(function ($code, $width, $height, $quality) use ($avatarCallback) {return $avatarCallback('flags', $code, $width, $height, $quality);});
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$utopia->get('/v1/avatars/favicon')
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->desc('Get Favicon')
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->param('url', '', function () {return new URL();}, 'Website URL which you want to fetch the favicon from.')
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->label('scope', 'avatars.read')
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->label('sdk.namespace', 'avatars')
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->label('sdk.method', 'getFavicon')
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->label('sdk.description', 'Use this endpoint to fetch the favorite icon (AKA favicon) of a any remote website URL.')
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->action(
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function($url) use ($response, $request, $version)
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{
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$width = 56;
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$height = 56;
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$quality = 80;
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$output = 'png';
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$date = date('D, d M Y H:i:s', time() + (60 * 60 * 24 * 45)) . ' GMT'; // 45 days cache
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$key = md5('/v2/avatars/favicon-' . $url);
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$type = 'png';
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$cache = new Cache(new Filesystem('/storage/cache/app-0')); // Limit file number or size
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$data = $cache->load($key, 60 * 60 * 24 * 30 * 3 /* 3 months */);
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if($data) {
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$response
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->setContentType('image/png')
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->addHeader('Expires', $date)
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->addHeader('X-Appwrite-Cache', 'hit')
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->send($data, 0)
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;
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}
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if (!extension_loaded('imagick')) {
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throw new Exception('Imagick extension is missing', 500);
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}
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$curl = curl_init();
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curl_setopt_array($curl, [
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CURLOPT_RETURNTRANSFER => 1,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_MAXREDIRS => 3,
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CURLOPT_URL => $url,
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CURLOPT_USERAGENT => sprintf(APP_USERAGENT, $version),
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]);
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$html = curl_exec($curl);
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curl_close($curl);
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if(!$html) {
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throw new Exception('Failed to fetch remote URL', 404);
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}
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$doc = new DOMDocument();
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$doc->strictErrorChecking = false;
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@$doc->loadHTML($html);
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$links = $doc->getElementsByTagName('link');
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$outputHref = '';
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$outputExt = '';
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$space = 0;
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foreach ($links as $link) { /* @var $link DOMElement */
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$href = $link->getAttribute('href');
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$rel = $link->getAttribute('rel');
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$sizes = $link->getAttribute('sizes');
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$absolute = unparse_url(array_merge(parse_url($url), parse_url($href)));
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switch (strtolower($rel)) {
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case 'icon':
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case 'shortcut icon':
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//case 'apple-touch-icon':
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$ext = pathinfo(parse_url($absolute, PHP_URL_PATH), PATHINFO_EXTENSION);
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switch ($ext) {
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case 'ico':
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case 'png':
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case 'jpg':
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case 'jpeg':
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$size = explode('x', strtolower($sizes));
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$sizeWidth = (isset($size[0])) ? (int)$size[0] : 0;
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$sizeHeight = (isset($size[1])) ? (int)$size[1] : 0;
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if(($sizeWidth * $sizeHeight) >= $space) {
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$space = $sizeWidth * $sizeHeight;
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$outputHref = $absolute;
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$outputExt = $ext;
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}
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break;
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}
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break;
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}
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}
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if(empty($outputHref) || empty($outputExt)) {
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$default = parse_url($url);
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$outputHref = $default['scheme'] . '://' . $default['host'] . '/favicon.ico';
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$outputExt = 'ico';
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}
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if('ico' == $outputExt) { // Skip crop, Imagick isn\'t supporting icon files
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$data = @file_get_contents($outputHref, false);
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if(empty($data) || (mb_substr($data, 0, 5) === '<html') || mb_substr($data, 0, 5) === '<!doc') {
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throw new Exception('Favicon not found', 404);
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}
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$cache->save($key, $data);
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$response
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->setContentType('image/x-icon')
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->addHeader('Expires', $date)
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->addHeader('X-Appwrite-Cache', 'miss')
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->send($data, 0)
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;
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}
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$fetch = @file_get_contents($outputHref, false);
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if(!$fetch) {
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throw new Exception('Icon not found', 404);
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}
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$resize = new Resize($fetch);
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$resize->crop((int)$width, (int)$height);
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$output = (empty($output)) ? $type : $output;
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$response
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->setContentType('image/png')
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->addHeader('Expires', $date)
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->addHeader('X-Appwrite-Cache', 'miss')
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->send('', null)
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;
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$data = $resize->output($output, $quality);
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$cache->save($key, $data);
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echo $data;
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unset($resize);
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exit(0);
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}
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);
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$utopia->get('/v1/avatars/qr')
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->desc('Text to QR Generator')
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->param('text', '', function () {return new Text(512);}, 'Plain text to be converted to QR code image')
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->param('size', 400, function () {return new Range(0, 1000);}, 'QR code size. Pass an integer between 0 to 1000. Defaults to 400.', true)
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->param('margin', 1, function () {return new Range(0, 10);}, 'Margin From Edge. Pass an integer between 0 to 10. Defaults to 1.', true)
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->param('download', 0, function () {return new Range(0, 1);}, 'Return resulting image with \'Content-Disposition: attachment \' headers for the browser to start downloading the image. Pass 0 for no header, or 1 for otherwise. Default value is set to 0.', true)
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->label('scope', 'avatars.read')
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->label('sdk.namespace', 'avatars')
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->label('sdk.method', 'getQR')
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->label('sdk.description', 'Converts a given plain text to a QR code image. You can use the query parameters to change the size and style of the resulting image.')
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->action(
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function($text, $size, $margin, $download) use ($response)
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{
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$renderer = new ImageRenderer(
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new RendererStyle($size, $margin),
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new ImagickImageBackEnd('png', 100)
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);
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$writer = new Writer($renderer);
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if($download) {
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$response->addHeader('Content-Disposition', 'attachment; filename="qr.png"');
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}
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$response
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->addHeader('Expires', date('D, d M Y H:i:s', time() + (60 * 60 * 24 * 45)) . ' GMT') // 45 days cache
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->setContentType('image/png')
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->send('', $writer->writeString($text))
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;
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}
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);
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function unparse_url( $parsed_url , $ommit = array( ) )
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{
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if(isset($parsed_url['path']) && mb_substr($parsed_url['path'], 0, 1) !== '/') {
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$parsed_url['path'] = '/' . $parsed_url['path'];
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}
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$p = array();
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$p['scheme'] = isset( $parsed_url['scheme'] ) ? $parsed_url['scheme'] . '://' : '';
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$p['host'] = isset( $parsed_url['host'] ) ? $parsed_url['host'] : '';
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$p['port'] = isset( $parsed_url['port'] ) ? ':' . $parsed_url['port'] : '';
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$p['user'] = isset( $parsed_url['user'] ) ? $parsed_url['user'] : '';
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$p['pass'] = isset( $parsed_url['pass'] ) ? ':' . $parsed_url['pass'] : '';
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$p['pass'] = ( $p['user'] || $p['pass'] ) ? $p['pass']."@" : '';
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$p['path'] = isset( $parsed_url['path'] ) ? $parsed_url['path'] : '';
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$p['query'] = isset( $parsed_url['query'] ) ? '?' . $parsed_url['query'] : '';
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$p['fragment'] = isset( $parsed_url['fragment'] ) ? '#' . $parsed_url['fragment'] : '';
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if ( $ommit )
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{
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foreach ( $ommit as $key )
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{
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if ( isset( $p[ $key ] ) )
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{
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$p[ $key ] = '';
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}
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}
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}
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return $p['scheme'].$p['user'].$p['pass'].$p['host'].$p['port'].$p['path'].$p['query'].$p['fragment'];
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} |