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draft kevacoin driver
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yggverse
parent
2590873ca9
commit
99b4436e0f
@ -1,3 +1,208 @@
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<?php
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// @TODO
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namespace Yggverse\Next\Controller\Nex;
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class Kevacoin extends \Yggverse\Next\Abstract\Type\Nex
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{
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private \Yggverse\Next\Model\Kevacoin $_kevacoin;
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public function init()
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{
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// Validate environment arguments defined for this type
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if (!$this->_environment->get('rpcscheme'))
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{
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throw new \Exception(
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_('rpcscheme argument required!')
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);
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}
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if (!$this->_environment->get('rpchost'))
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{
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throw new \Exception(
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_('rpchost argument required!')
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);
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}
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if (!$this->_environment->get('rpcport'))
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{
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throw new \Exception(
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_('rpcport argument required!')
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);
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}
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if (!$this->_environment->get('rpcuser'))
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{
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throw new \Exception(
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_('rpcuser argument required!')
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);
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}
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if (!$this->_environment->get('rpcpassword'))
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{
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throw new \Exception(
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_('rpcpassword argument required!')
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);
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}
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if (!$this->_environment->get('namespace'))
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{
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throw new \Exception(
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_('namespace argument required!')
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);
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}
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// Init KevaCoin
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$this->_kevacoin = new \Yggverse\Next\Model\Kevacoin(
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$this->_environment->get('rpcscheme'),
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$this->_environment->get('rpcuser'),
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$this->_environment->get('rpcpassword'),
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$this->_environment->get('rpchost'),
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$this->_environment->get('rpcport'),
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$this->_environment->get('namespace')
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);
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// Dump event
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if ($this->_environment->get('dump'))
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{
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print(
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str_replace(
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[
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'{time}',
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'{host}',
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'{port}',
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'{rpcscheme}',
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'{rpchost}',
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'{rpcport}',
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'{namespace}'
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],
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[
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(string) date('c'),
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(string) $this->_environment->get('host'),
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(string) $this->_environment->get('port'),
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(string) $this->_environment->get('port'),
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(string) $this->_environment->get('rpcscheme'),
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(string) $this->_environment->get('rpchost'),
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(string) $this->_environment->get('rpcport'),
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(string) $this->_environment->get('namespace')
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],
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_('[{time}] [init] kevacoin server at nex://{host}:{port} connected to {rpcscheme}://{rpchost}:{rpcport}/{namespace}')
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) . PHP_EOL
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);
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}
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}
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public function onMessage(
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\Ratchet\ConnectionInterface $connection,
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$request
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) {
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// Define response
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$response = null;
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// Filter request
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$request = trim(
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urldecode(
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filter_var(
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$request,
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FILTER_SANITIZE_URL
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)
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)
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);
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// Route
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switch (true)
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{
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// Try single record
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case $value = $this->_kevacoin->getValue($request):
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$response = $value;
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break;
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// Try virtual FS tree listing
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case $list = $this->_kevacoin->getTree($request):
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$line = [];
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foreach ($list as $item)
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{
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// Build gemini text link
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if ($item['link'])
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{
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$link =
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[
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'=>', // gemtext format
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$item['file'] ? $item['link']
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: $item['link'] . '/'
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];
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// Append alt name on link urlencoded
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if ($item['name'] != $item['link'])
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{
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$link[] = $item['name'];
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}
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// Append link to the new line
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$line[] = implode(
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' ',
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$link
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);
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}
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}
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// Merge lines to response
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$response = implode(
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PHP_EOL,
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$line
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);
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break;
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}
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// Dump event
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if ($this->_environment->get('dump'))
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{
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// Print debug from template
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print(
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str_ireplace(
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[
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'{time}',
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'{host}',
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'{crid}',
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'{path}',
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'{size}'
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],
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[
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(string) date('c'),
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(string) $connection->remoteAddress,
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(string) $connection->resourceId,
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(string) $request,
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(string) mb_strlen(
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$response
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)
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],
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_('[{time}] [message] incoming connection {host}#{crid} "{path}" {size} bytes')
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) . PHP_EOL
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);
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}
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// Noting to return?
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if (empty($response))
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{
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// Try failure file on defined
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/* @TODO fix
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if ($fail = $this->_filesystem->file($this->_environment->get('fail')))
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{
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$response = $fail;
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}
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*/
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}
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// Send response
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$connection->send(
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$response
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);
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// Disconnect
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$connection->close();
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}
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}
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@ -46,4 +46,98 @@ class Kevacoin
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// Init namespace
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$this->_namespace = $namespace;
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}
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// Get record by key
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public function get(
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string $key
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): ?array
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{
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// Skip meta entities
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if (str_starts_with($key, '_'))
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{
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return null;
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}
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// Get record
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return $this->_client->kevaGet(
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$this->_namespace,
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$key
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);
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}
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// Find records by key query
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public function find(
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string $query
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): array
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{
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$records = [];
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foreach ((array) $this->_client->kevaFilter($this->_namespace, $query) as $record)
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{
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// Skip meta entities
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if (str_starts_with($record['key'], '_'))
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{
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continue;
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}
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// Append record
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$records[] = $record;
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}
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return $records;
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}
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// Get record value by key
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public function getValue(
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string $key
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): ?string
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{
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// Use common method
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if ($record = $this->get($key))
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{
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return $record['value'];
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}
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return null;
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}
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// Build records as the FS tree by virtual path prefix in keys
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public function getTree(
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string $prefix
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): array
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{
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$list = [];
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foreach ($this->find($prefix) as $record)
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{
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// Remove prefix from path
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$path = trim(
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str_replace(
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$prefix,
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'',
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$record['key']
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),
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'/'
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);
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// Parse segments
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if ($part = explode('/', $path))
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{
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// Append this level segments only
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$list[] =
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[
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'name' => $part[0],
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'link' => urlencode(
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$part[0]
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),
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// if more than 1 segment, the item is virtual directory
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'file' => count(
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$part
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) == 1
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];
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}
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}
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return $list;
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}
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}
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