kvazar
/
geminiapp
mirror of https://github.com/kvazar-network/geminiapp.git
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ghost 9 months ago
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  1. 57
      example/config.json
  2. 2
      host/.gitignore
  3. 510
      src/server.php

57
example/config.json
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{
"geminiapp":
{
"server":
{
"host":"127.0.0.1",
"port":1965
},
"pagination":
{
"limit":10
},
"links":
[
"https://github.com/kvazar-network/geminiapp GitHub"
],
"string":
{
"title":"Kvazar",
"description":"Observe Kevacoin Universe",
"navigation":"Navigation",
"main":"Main",
"latest":"Latest",
"search":"Search",
"part":"Part",
"namespace":"Namespace",
"key":"Key",
"value":"Value",
"results":"Results",
"older":"Older",
"newer":"Newer",
"nothing":"Nothing"
}
},
"manticore":
{
"server":
{
"host":"127.0.0.1",
"port":9308
},
"index":
{
"document":{
"name":"kvazar",
"meta":
{
"morphology":"stem_cz,stem_enru",
"index_exact_words":1,
"html_strip":1,
"min_word_len":3,
"min_prefix_len":3
}
}
}
}
}

2
host/.gitignore vendored
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*
!.gitignore

510
src/server.php
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<?php
// Load dependencies
require_once __DIR__ . '/../vendor/autoload.php';
// Check arguments
if (empty($argv[1]))
{
exit(_('Configured hostname required as argument!') . PHP_EOL);
}
// Check cert exists
if (!file_exists(__DIR__ . '/../host/' . $argv[1] . '/cert.pem'))
{
exit(
sprintf(
_('Certificate for host "%s" not found!') . PHP_EOL,
$argv[1]
)
);
}
// Check key exists
if (!file_exists(__DIR__ . '/../host/' . $argv[1] . '/key.rsa'))
{
exit(
sprintf(
_('Key for host "%s" not found!') . PHP_EOL,
$argv[1]
)
);
}
// Check host configured
if (!file_exists(__DIR__ . '/../host/' . $argv[1] . '/config.json'))
{
exit(
sprintf(
_('Host "%s" not configured!') . PHP_EOL,
$argv[1]
)
);
}
// Init config
$config = json_decode(
file_get_contents(
__DIR__ . '/../host/' . $argv[1] . '/config.json'
)
);
// Init index
$index = new \Kvazar\Index\Manticore(
$config->manticore->index->document->name,
(array) $config->manticore->index->document->meta,
$config->manticore->server->host,
$config->manticore->server->port
);
// Init server
$server = new \Yggverse\TitanII\Server();
$server->setCert(
__DIR__ . '/../host/' . $argv[1] . '/cert.pem'
);
$server->setKey(
__DIR__ . '/../host/' . $argv[1] . '/key.rsa'
);
$server->setHandler(
function (\Yggverse\TitanII\Request $request): \Yggverse\TitanII\Response
{
global $config;
global $index;
$response = new \Yggverse\TitanII\Response();
$response->setCode(
20
);
$response->setMeta(
'text/gemini; charset=utf-8'
);
// Route begin
switch (true)
{
case null == $request->getPath():
case false == $request->getPath():
case '' == $request->getPath():
$response->setCode(
30
);
$response->setMeta(
sprintf(
'gemini://%s%s/',
$config->geminiapp->server->host,
$config->geminiapp->server->port == 1965 ? null : ':' . $config->geminiapp->server->port
)
);
break;
// Main
case '/' == $request->getPath():
case preg_match('/\/(N[A-z0-9]{33})/', $request->getPath(), $ns):
$part = 1;
$search = '';
$namespace = null;
$h1 = [];
$filter = [];
$result = [];
// Parse request
parse_str(
$request->getQuery(),
$attribute
);
if (isset($attribute['search']))
{
$search = urldecode(
(string) $attribute['search']
);
}
if (isset($attribute['part']))
{
$part = (int) $attribute['part'];
}
if (isset($ns[1]))
{
$namespace = $ns[1];
}
// Build header
if ($search)
{
$h1[] = $search;
$h1[] = $config->geminiapp->string->search;
if ($part > 1)
{
$h1[] = sprintf(
'%s %d',
$config->geminiapp->string->part,
$part
);
}
$h1[] = $config->geminiapp->string->title;
}
else if ($namespace)
{
// Find namespace alias
if ($aliases = $index->get('_KEVA_NS', $filter))
{
foreach ($aliases as $alias)
{
if ($alias['value'])
{
$h1[] = $alias['value'];
break;
}
}
}
// Not found, use hash
else
{
$h1[] = $namespace;
}
$h1[] = $config->geminiapp->string->title;
}
else
{
if ($part > 1)
{
$h1[] = sprintf(
'%s %d',
$config->geminiapp->string->part,
$part
);
$h1[] = $config->geminiapp->string->title;
}
else
{
$h1[] = $config->geminiapp->string->title;
$h1[] = $config->geminiapp->string->description;
}
}
$result[] = sprintf(
'# %s',
implode(
' · ',
$h1
)
);
// Menu
$result[] = sprintf(
'=> /search %s',
$config->geminiapp->string->search
);
// Append links
if ($namespace || $search || $part > 1)
{
$result[] = sprintf(
'=> / %s',
$config->geminiapp->string->main
);
}
else
{
foreach ($config->geminiapp->links as $link)
{
$result[] = sprintf(
'=> %s',
$link
);
}
}
// Get records
if ($namespace)
{
$filter =
[
'crc32_namespace' => crc32(
$namespace
)
];
}
$records = $index->get(
$search,
$filter,
[
'time' => 'desc'
],
$part > 1 ? ($part - 1) * $config->geminiapp->pagination->limit : 0,
$config->geminiapp->pagination->limit
);
// Append h2
$result[] = sprintf(
'## %s',
$search ? $config->geminiapp->string->results : $config->geminiapp->string->latest
);
if ($records)
{
// Append latest records
foreach ($records as $record)
{
$result[] = sprintf(
'### %s',
$record['key']
);
$result[] = $record['value'];
$result[] = sprintf(
'=> /%s %s in %d',
$record['transaction'],
date(
'Y-m-d',
$record['time']
),
$record['block']
);
}
// Append navigation
$result[] = sprintf(
'## %s',
$config->geminiapp->string->navigation
);
// Pagination
$older = [];
$newer = [];
if ($search)
{
$older[] = sprintf(
'search=%s',
urlencode(
$search
)
);
$newer[] = sprintf(
'search=%s',
urlencode(
$search
)
);
}
$older[] = sprintf(
'part=%d',
$part + 1
);
if ($part > 1)
{
$newer[] = sprintf(
'part=%d',
$part - 1
);
}
// Links
if ($older)
{
$result[] = sprintf(
'=> /%s?%s %s',
$namespace,
implode(
'&',
$older,
),
$config->geminiapp->string->older
);
}
if ($newer)
{
$result[] = sprintf(
'=> /%s?%s %s',
$namespace,
implode(
'&',
$newer,
),
$config->geminiapp->string->newer
);
}
}
else
{
$result[] = $config->geminiapp->string->nothing;
}
$response->setContent(
implode(
PHP_EOL,
$result
)
);
break;
// Transaction page
case preg_match('/\/([A-f0-9]{64})/', $request->getPath(), $attribute):
$result = [];
foreach (
$index->get(
$attribute[1],
[
'crc32_transaction' => crc32(
$attribute[1]
)
],
[
'time' => 'desc'
],
0, 1
) as $record
) {
if ($record['transaction'] == $attribute[1])
{
// Header
$result[] = sprintf(
'# %s',
$record['key']
);
// Body
$result[] = sprintf(
'``` %s',
$config->geminiapp->string->value
);
$result[] = $record['value'];
$result[] = '```';
$result[] = sprintf(
'%s in %d',
date(
'Y-m-d',
$record['time']
),
$record['block']
);
// Footer
$result[] = sprintf(
'## %s',
$config->geminiapp->string->navigation
);
$result[] = sprintf(
'=> /%s %s',
$record['namespace'],
$config->geminiapp->string->namespace
);
$result[] = sprintf(
'=> /search %s',
$config->geminiapp->string->search
);
$result[] = sprintf(
'=> / %s',
$config->geminiapp->string->main
);
break;
}
}
$response->setContent(
implode(
PHP_EOL,
$result
)
);
break;
// Search page
case '/search' == $request->getPath():
if (empty($request->getQuery()))
{
$response->setCode(
10
);
$response->setMeta(
$config->geminiapp->string->search
);
}
else
{
$response->setCode(
30
);
$response->setMeta(
sprintf(
'gemini://%s%s/?search=%s',
$config->geminiapp->server->host,
$config->geminiapp->server->port == 1965 ? null : ':' . $config->geminiapp->server->port,
$request->getQuery()
)
);
}
break;
// Not found
default:
$response->setCode(
51
);
$response->setMeta(
$config->geminiapp->string->nothing
);
}
return $response;
}
);
// Start server
printf(
_('Server "%s" started on %s:%d') . PHP_EOL,
$argv[1],
$config->geminiapp->server->host,
$config->geminiapp->server->port
);
$server->start(
$config->geminiapp->server->host,
$config->geminiapp->server->port
);
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