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Code Issues Projects Releases Wiki Activity

resolve merge #8 conflicts

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d47081 2023-03-14 02:06:49 +02:00
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commit 28b395476b
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47
README.md
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# kvazar-network webapp
Web-oriented content exploring platform for Kevacoin Blockchain
### requirements
```
php-7.4
php-curl
php-mbstring
php-mysql
php-pdo
php-bcmath
php-gd
```
#### database
https://github.com/kvazar-network/database
##### MySQL
https://github.com/kvazar-network/webapp/tree/master
##### SQLite
https://github.com/kvazar-network/webapp/tree/sqlite
#### crontab
```
0 0 * * * /path-to/php /path-to/crontab/sitemap.php > /dev/null 2>&1
```
### nginx sef_mode example
```
location / {
try_files $uri $uri/ =404 @sef;
}
location @sef {
rewrite ^(/.*)$ /?$1 last;
}
```
### examples
#### yggdrasil
[http://[203:9fd0:95df:54d7:29db:5ee1:fe2d:95c7]](http://[203:9fd0:95df:54d7:29db:5ee1:fe2d:95c7])

183
library/mysql.php
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<?php
class MySQL {
private _$db;
public function __construct() {
try {
$this->_db = new PDO('mysql:dbname=' . DB_NAME . ';host=' . DB_HOST . ';port=' . DB_PORT . ';charset=utf8', DB_USERNAME, DB_PASSWORD, [PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8']);
$this->_db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$this->_db->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
$this->_db->setAttribute(PDO::ATTR_TIMEOUT, 600);
} catch(PDOException $e) {
trigger_error($e->getMessage());
}
}
public function getNamespaceValueByNS($ns) {
try {
$query = $this->_db->prepare('SELECT `data`.`value` AS `value`
FROM `data`
JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
WHERE `namespace`.`hash` = ?
AND `data`.`ns` = "1"
-- AND `data`.`deleted` = "0" --
ORDER BY `data`.`blockId` DESC
LIMIT 1');
$query->execute([$ns]);
return $query->rowCount() ? $query->fetch()['value'] : [];
} catch(PDOException $e) {
trigger_error($e->getMessage());
return false;
}
}
public function getNamespaceHashByTX($txid) {
try {
$query = $this->_db->prepare('SELECT `namespace`.`hash`
FROM `namespace`
JOIN `data` ON (`data`.`nameSpaceId` = `namespace`.`nameSpaceId`)
WHERE `data`.`txid` = ?');
$query->execute([$txid]);
return $query->rowCount() ? $query->fetch()['hash'] : [];
} catch(PDOException $e) {
trigger_error($e->getMessage());
return false;
}
}
public function getData($namehash = false, $txid = false, $search = false, $start = 0, $limit = 10) {
try {
if ($txid) {
$query = $this->_db->prepare('SELECT `block`.`blockId` AS `block`,
`namespace`.`hash` AS `namehash`,
`data`.`time` AS `time`,
`data`.`key` AS `key`,
`data`.`value` AS `value`,
`data`.`txid` AS `txid`
FROM `data`
JOIN `block` ON (`block`.`blockId` = `data`.`blockId`)
JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
WHERE `data`.`txid` = ?
AND `data`.`ns` = "0"
-- AND `data`.`deleted` = "0" --
ORDER BY `block`.`blockId` DESC
LIMIT ' . (int) $start . ',' . (int) $limit);
$query->execute([$txid]);
} else if ($namehash) {
$query = $this->_db->prepare('SELECT `block`.`blockId` AS `block`,
`namespace`.`hash` AS `namehash`,
`data`.`time` AS `time`,
`data`.`key` AS `key`,
`data`.`value` AS `value`,
`data`.`txid` AS `txid`
FROM `data`
JOIN `block` ON (`block`.`blockId` = `data`.`blockId`)
JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
WHERE `namespace`.`hash` = ?
AND `data`.`ns` = "0"
-- AND `data`.`deleted` = "0" --
ORDER BY `block`.`blockId` DESC
LIMIT ' . (int) $start . ',' . (int) $limit);
$query->execute([$namehash]);
} else if ($search) {
$query = $this->_db->prepare('SELECT `block`.`blockId` AS `block`,
`namespace`.`hash` AS `namehash`,
`data`.`time` AS `time`,
`data`.`key` AS `key`,
`data`.`value` AS `value`,
`data`.`txid` AS `txid`
FROM `data`
JOIN `block` ON (`block`.`blockId` = `data`.`blockId`)
JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
WHERE (`data`.`key` LIKE :search
OR `data`.`value` LIKE :search
OR `block`.`blockId` LIKE :search
OR `namespace`.`hash` LIKE :search
OR `data`.`txid` LIKE :search)
AND `data`.`ns` = "0"
-- AND `data`.`deleted` = "0" --
ORDER BY `block`.`blockId` DESC
LIMIT ' . (int) $start . ',' . (int) $limit);
$query->bindValue(':search', '%' . $search . '%', PDO::PARAM_STR);
$query->execute();
} else {
$query = $this->_db->prepare('SELECT `block`.`blockId` AS `block`,
`namespace`.`hash` AS `namehash`,
`data`.`time` AS `time`,
`data`.`key` AS `key`,
`data`.`value` AS `value`,
`data`.`txid` AS `txid`
FROM `data`
JOIN `block` ON (`block`.`blockId` = `data`.`blockId`)
JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
WHERE `data`.`ns` = "0"
-- AND `data`.`deleted` = "0" --
ORDER BY `block`.`blockId` DESC
LIMIT ' . (int) $start . ',' . (int) $limit);
$query->execute();
}
return $query->rowCount() ? $query->fetchAll() : [];
} catch(PDOException $e) {
trigger_error($e->getMessage());
return false;
}
}
}

130
public/index.php
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<?php
require_once('../config.php');
require_once('../library/icon.php');
require_once('../library/mysql.php');
$query = isset($_GET['q']) ? preg_replace('/[\W\D\S]+/', '', $_GET['q']) : false;
$ns = isset($_GET['ns']) ? preg_replace('/[^a-zA-Z0-9]+/', '', $_GET['ns']) : false;
$tx = isset($_GET['tx']) ? preg_replace('/[^a-zA-Z0-9]+/', '', $_GET['tx']) : false;
$page = (int) isset($_GET['page']) ? $_GET['page'] : 0;
if (SEF_MODE && isset($_SERVER['QUERY_STRING'])) {
$q = explode('/', $_SERVER['QUERY_STRING']);
if (isset($q[1])) {
if (strlen($q[1]) == 34) {
$ns = preg_replace('/[^a-zA-Z0-9]+/', '', $q[1]);
} else if (strlen($q[1]) > 34) {
$tx = preg_replace('/[^a-zA-Z0-9]+/', '', $q[1]);
} else {
$page = (int) $q[1];
}
}
if (isset($q[2])) {
if (strlen($q[2]) == 34) {
$ns = preg_replace('/[^a-zA-Z0-9]+/', '', $q[2]);
} else {
$page = (int) $q[2];
}
}
}
if ($page > 0) {
$limit = PAGE_LIMIT * $page - PAGE_LIMIT;
} else {
$limit = PAGE_LIMIT * $page;
}
$db = new MySQL();
if ($ns) {
$namespaceHash = $ns;
$namespaceValue = $db->getNamespaceValueByNS($ns);
} else if ($tx) {
$namespaceHash = $db->getNamespaceHashByTX($tx);
$namespaceValue = $db->getNamespaceValueByNS($namespaceHash);
} else {
$namespaceHash = false;
$namespaceValue = false;
}
$data = [];
foreach ($db->getData($ns, $tx, $query, $limit, PAGE_LIMIT) as $value) {
$data[] = [
'namehash' => $value['namehash'],
'block' => $value['block'],
'txid' => $value['txid'],
'time' => date('d-m-Y H:i', $value['time']),
'key' => nl2br(trim($value['key'])),
'value' => nl2br(trim($value['value'])),
];
}
if (SEF_MODE) {
if (in_array($page, [0, 1])) {
$newer = false;
} else {
if ($page == 2) {
$newer = ($ns ? $ns : '');
} else {
$newer = ($ns ? $ns . '/' . ($page - 1) : ($page - 1));
}
}
if ($data) {
if (in_array($page, [0, 1])) {
$older = ($ns ? $ns . '/2' : '/2');
} else {
$older = ($ns ? $ns . '/' . ($page + 1) : '/' . ($page + 1));
}
} else {
$older = false;
}
} else {
if (in_array($page, [0, 1])) {
$newer = false;
} else {
if ($page == 2) {
$newer = ($ns ? '?ns=' . $ns : ($query ? '?q=' . $query : ''));
} else {
$newer = ($ns ? '?ns=' . $ns . '&page=' . ($page - 1) : '?page=' . ($page - 1) . ($query ? '&q=' . $query : ''));
}
}
if ($data) {
if (in_array($page, [0, 1])) {
$older = ($ns ? '?ns=' . $ns . '&page=2' : '?page=2' . ($query ? '&q=' . $query : ''));
} else {
$older = ($ns ? '?ns=' . $ns . '&page=' . ($page + 1) : '?page=' . ($page + 1) . ($query ? '&q=' . $query : ''));
}
} else {
$older = false;
}
}
if ($ns) {
if ($page) {
$hrefThisPage = $ns . '/' . $page;
} else {
$hrefThisPage = $ns;
}
} else {
if ($page) {
$hrefThisPage = $page;
} else {
$hrefThisPage = '';
}
}
require_once('index.phtml');