Merge 'master' branch changes to 'sqlite'

README.md

@@ -1,5 +1,50 @@
 # kvazar-network webapp
 Web-oriented content exploring platform for Kevacoin Blockchain
 
-### demo
-https://kvazar.ml
+### requirements
+```
+php-7.4
+php-curl
+php-mbstring
+php-mysql
+php-sqlite
+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
+#### web
+https://kvazar.today
+
+#### yggdrasil
+[http://[203:7693:ae20:18a6:7689:cb63:c53d:43c6]](http://[203:7693:ae20:18a6:7689:cb63:c53d:43c6])

config-default.php

@@ -10,6 +10,11 @@ define('BASE_URL', '/');
 define('PAGE_LIMIT', 10);
 define('SEF_MODE', false);
 
+define('BASE_URL', 'https://kvazar.today');
+define('PAGE_LIMIT', 10);
+define('SEF_MODE', true);
+define('CACHE_ENABLED', false);
+
 // Database
 define('DB_NAME', 'kvazar.dat');
 define('DB_USERNAME', '');

crontab/sitemap.php

@@ -0,0 +1,59 @@
+<?php
+
+require_once(dirname(__FILE__) . '/../config.php');
+require_once(dirname(__FILE__) . '/../library/mysql.php');
+
+$db = new MySQL();
+
+// Generate url sets
+$transaction  = '<?xml version="1.0" encoding="UTF-8"?>';
+$transaction .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
+
+$namespace    = '<?xml version="1.0" encoding="UTF-8"?>';
+$namespace   .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
+
+$namespaces   = [];
+$transactions = [];
+
+foreach ($db->getData(false, false, false, 0, 1000000) as $value) {
+
+  if (!in_array($value['namehash'], $namespaces)) {
+    $namespace .= '<loc>' . BASE_URL . '/' . $value['namehash'] . '</loc>';
+  }
+
+
+  if (!in_array($value['namehash'], $transactions)) {
+    $transaction .= '<loc>' . BASE_URL . '/' . $value['txid'] . '</loc>';
+  }
+
+  $namespaces[]   = $value['namehash'];
+  $transactions[] = $value['txid'];
+}
+
+$namespace   .= '</urlset>';
+$transaction .= '</urlset>';
+
+$handle = fopen(dirname(__FILE__) . '/../public/sitemap.transaction.xml', 'w');
+fwrite($handle, $transaction);
+fclose($handle);
+
+
+$handle = fopen(dirname(__FILE__) . '/../public/sitemap.namespace.xml', 'w');
+fwrite($handle, $namespace);
+fclose($handle);
+
+
+// Sitemap
+$sitemap  = '<?xml version="1.0" encoding="UTF-8"?>';
+$sitemap .= '<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+$sitemap .= '  <sitemap>';
+$sitemap .= '    <loc>' . BASE_URL . '/sitemap.namespace.xml</loc>';
+$sitemap .= '  </sitemap>';
+$sitemap .= '  <sitemap>';
+$sitemap .= '    <loc>' . BASE_URL . '/sitemap.transaction.xml</loc>';
+$sitemap .= '  </sitemap>';
+$sitemap .= '</sitemapindex>';
+
+$handle = fopen(dirname(__FILE__) . '/../public/sitemap.xml', 'w');
+fwrite($handle, $sitemap);
+fclose($handle);

library/icon.php

@@ -10,7 +10,7 @@ final class Icon {
 
   private $_spriteZ = 800;
 
-  public function generateImageResource($hash, $width, $height, $filter = false) {
+  public function generateImageResource($hash, $width, $height, $filter = false, $radius = 0) {
 
     $this->_width  = $width;
     $this->_height = $height;
@@ -74,14 +74,27 @@ final class Icon {
 
     imagecopyresampled($resized, $identicon, 0, 0, (imagesx($identicon) - $this->_spriteZ * 3) / 2, (imagesx($identicon) - $this->_spriteZ * 3) / 2, $this->_width, $this->_height, $this->_spriteZ * 3, $this->_spriteZ * 3);
 
-    imagecolortransparent($resized, $bg);
-
     if ($filter) {
+
       imagefilter($resized, $filter);
     }
 
+    if ($radius) {
+
+      imagearc($resized, $radius-1, $radius-1, $radius*2, $radius*2, 180, 270, $bg);
+      imagefilltoborder($resized, 0, 0, $bg, $bg);
+      imagearc($resized, $this->_width-$radius, $radius-1, $radius*2, $radius*2, 270, 0, $bg);
+      imagefilltoborder($resized, $this->_width-1, 0, $bg, $bg);
+      imagearc($resized, $radius-1, $this->_height-$radius, $radius*2, $radius*2, 90, 180, $bg);
+      imagefilltoborder($resized, 0, $this->_height-1, $bg, $bg);
+      imagearc($resized, $this->_width-$radius, $this->_height-$radius, $radius*2, $radius*2, 0, 90, $bg);
+      imagefilltoborder($resized, $this->_width-1, $this->_height-1, $bg, $bg);
+
+      imagecolortransparent($resized, $bg);
+    }
+
     ob_start();
-    imagejpeg($resized, null, 100);
+    imagepng($resized);
     imagedestroy($resized);
     return ob_get_clean();
   }

library/sqlite.php

@@ -16,7 +16,7 @@ class SQLite {
     }
   }
 
-  public function getNamespaceName($namehash) {
+  public function getNamespaceValueByNS($ns) {
 
     try {
 
@@ -27,13 +27,13 @@ class SQLite {
 
                                            WHERE `namespace`.`hash` = ?
                                              AND `data`.`ns`        = "1"
-                                             AND `data`.`deleted`   = "0"
+                                             -- AND `data`.`deleted`   = "0" --
 
                                            ORDER BY `data`.`blockId` DESC
 
                                            LIMIT 1');
 
-      $query->execute([$namehash]);
+      $query->execute([$ns]);
 
       $result = $query->fetch();
 
@@ -46,6 +46,28 @@ class SQLite {
     }
   }
 
+  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 {
@@ -65,7 +87,7 @@ class SQLite {
 
                                              WHERE `data`.`txid`    = ?
                                                AND `data`.`ns`      = "0"
-                                               AND `data`.`deleted` = "0"
+                                               -- AND `data`.`deleted` = "0" --
 
                                              ORDER BY `block`.`blockId` DESC
 
@@ -88,7 +110,7 @@ class SQLite {
 
                                              WHERE `namespace`.`hash` = ?
                                                AND `data`.`ns`        = "0"
-                                               AND `data`.`deleted`   = "0"
+                                               -- AND `data`.`deleted`   = "0" --
 
                                              ORDER BY `block`.`blockId` DESC
 
@@ -116,7 +138,7 @@ class SQLite {
                                                 OR  `data`.`txid`      LIKE :search)
 
                                                AND  `data`.`ns`      = "0"
-                                               AND  `data`.`deleted` = "0"
+                                               -- AND  `data`.`deleted` = "0" --
 
                                              ORDER BY `block`.`blockId` DESC
 
@@ -140,7 +162,7 @@ class SQLite {
                                              JOIN `namespace` ON (`namespace`.`nameSpaceId` = `data`.`nameSpaceId`)
 
                                              WHERE `data`.`ns`      = "0"
-                                               AND `data`.`deleted` = "0"
+                                               -- AND `data`.`deleted` = "0" --
 
                                              ORDER BY `block`.`blockId` DESC
 

public/css/app.css

@@ -12,12 +12,19 @@ button::-moz-focus-inner {
 
 input, button {
   opacity: 0.8;
-  color: #5A526C;
+  color: #18102d;
+  background: #BFBACC;
+  border: 0;
+  border-radius: 3px;
+  height: 18px;
+  line-height: 18px;
+  outline: none;
+  text-align: center;
 }
 
 body {
   color: #E8E8E8;
-  background-color: #000;
+  background-color: #18102d;
   font-family: Sans-Serif, Arial;
   font-size: 14px;
   font-weight: normal;
@@ -89,17 +96,19 @@ img:hover {
 
 .b-g::before {
   content: "";
-    background-image: linear-gradient(to left, #9B94BF, #000);
+  background-image: linear-gradient(to left, #9B94BF, #18102d);
   height: 1px;
-    width: 360px;
+  width: 50%;
+  max-width: 360px;
   display: inline-block;
 }
 
 .b-g::after {
   content: "";
-    background-image: linear-gradient(to right, #9B94BF, #000);
+  background-image: linear-gradient(to right, #9B94BF, #18102d);
   height: 1px;
-    width: 360px;
+  width: 50%;
+  max-width: 360px;
   display: inline-block;
 }
 

public/image.php

@@ -1,11 +1,36 @@
 <?php
 
+require_once('../config.php');
 require_once('../library/icon.php');
 
 if (isset($_GET['hash'])) {
 
+  $hash   = md5($_GET['hash']);
+
+  $width  = isset($_GET['width']) ? (int) $_GET['width'] : 60;
+  $height = isset($_GET['height']) ? (int) $_GET['height'] : 60;
+
+  $radius = isset($_GET['radius']) ? (int) $_GET['radius'] : 0;
+
+  header("Content-Type: image/png");
+
+  if (CACHE_ENABLED) {
+
+    $filename = dirname(__FILE__) . '/../cache/' . $hash . '.png';
+
+    if (!file_exists($filename)) {
+
       $icon = new Icon();
 
-  header("Content-Type: image/jpeg");
-  echo $icon->generateImageResource(md5($_GET['hash']), 60, 60, false);
+      file_put_contents($filename, $icon->generateImageResource($hash, $width, $height, false, $radius));
+    }
+
+    echo file_get_contents($filename);
+
+  } else {
+
+    $icon = new Icon();
+
+    echo $icon->generateImageResource($hash, $width, $height, false, $radius);
+  }
 }

public/index.php

@@ -4,7 +4,7 @@ require_once('../config.php');
 require_once('../library/icon.php');
 require_once('../library/sqlite.php');
 
-$query = isset($_GET['q'])  ? $_GET['q'] : false;
+$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']) ? $_GET['page'] : 0;
@@ -41,8 +41,18 @@ if ($page > 0) {
 $db = new SQLite(DB_NAME, DB_USERNAME, DB_PASSWORD);
 
 if ($ns) {
-  $namespaceValue = $db->getNamespaceName($ns);
+
+  $namespaceHash  = $ns;
+  $namespaceValue = $db->getNamespaceValueByNS($ns);
+
+} else if ($tx) {
+
+  $namespaceHash  = $db->getNamespaceHashByTX($tx);
+  $namespaceValue = $db->getNamespaceValueByNS($namespaceHash);
+
 } else {
+
+  $namespaceHash  = false;
   $namespaceValue = false;
 }
 

public/index.phtml

@@ -1,23 +1,27 @@
 <!DOCTYPE html>
 <html>
 <head>
-  <link rel="stylesheet" type="text/css" href="/css/app.css" />
+  <link rel="stylesheet" type="text/css" href="/css/app.css?v=4" />
   <meta charset="UTF-8" />
   <meta name="description" content="Open Source Content Exploring Platform for Kevacoin Blockchain" />
-  <base href="<?php echo BASE_URL; ?>" />
+  <?php if ($namespaceHash) { ?>
+    <link rel="icon" type="image/png" href="/image.php?hash=<?php echo $namespaceHash; ?>&radius=30" />
+  <?php } ?>
   <?php if ($ns) { ?>
     <?php if ($page) { ?>
       <title><?php echo $namespaceValue ? $namespaceValue : $ns; ?> | PART <?php echo $page; ?> | KVAZAR</title>
+      <meta name="robots" content="noindex,follow" />
     <?php } else { ?>
       <title><?php echo $namespaceValue ? $namespaceValue : $ns; ?> | KVAZAR</title>
     <?php } ?>
   <?php } else { ?>
     <?php if ($page) { ?>
       <title>KVAZAR | PART <?php echo $page; ?></title>
+      <meta name="robots" content="noindex,follow" />
     <?php } else if ($tx) { ?>
-  <title><?php echo $tx && isset($data[0]['key']) ? $data[0]['key'] : $tx; ?> | KVAZAR</title>
+      <title><?php echo $tx && isset($data[0]['key']) ? $data[0]['key'] : $tx; ?> | <?php echo ($namespaceValue ? $namespaceValue : ($namespaceHash ? $namespaceHash : false)); ?> | KVAZAR</title>
     <?php } else { ?>
-  <title>KVAZAR | Observe Kevacoin Universe</title>
+      <title>KVAZAR | TODAY</title>
     <?php } ?>
   <?php } ?>
 </head>
@@ -29,7 +33,7 @@
       </div>
       <?php if ($ns) { ?>
         <div class="mx-a mw-560 px-16 pb-16">
-          <img class="br-50 shine" src="image.php?hash=<?php echo $ns; ?>" alt="<?php echo $ns; ?>" />
+          <img class="br-50 shine" src="/image.php?hash=<?php echo $ns; ?>" alt="<?php echo $ns; ?>" />
         </div>
       <?php } ?>
       <div class="mb-36 c-1"><?php echo $namespaceValue ? $namespaceValue : 'Observe Kevacoin Universe'; ?></div>
@@ -44,18 +48,18 @@
         <?php if (!$ns) { ?>
           <div class="mx-a mw-560 mb-16">
             <?php if (SEF_MODE) { ?>
-              <a href="<?php echo $item['namehash']; ?>">
-                <img class="br-50" src="image.php?hash=<?php echo $item['namehash']; ?>" alt="<?php echo $item['namehash']; ?>" />
+              <a href="/<?php echo $item['namehash']; ?>">
+                <img class="br-50" src="/image.php?hash=<?php echo $item['namehash']; ?>" alt="<?php echo $item['namehash']; ?>" />
               </a>
             <?php } else { ?>
-              <a href="?ns=<?php echo $item['namehash']; ?>">
-                <img class="br-50" src="image.php?hash=<?php echo $item['namehash']; ?>" alt="<?php echo $item['namehash']; ?>" />
+              <a href="/?ns=<?php echo $item['namehash']; ?>">
+                <img class="br-50" src="/image.php?hash=<?php echo $item['namehash']; ?>" alt="<?php echo $item['namehash']; ?>" />
               </a>
             <?php } ?>
           </div>
         <?php } ?>
         <?php if (!$tx) { ?>
-        <a class="d-block" href="<?php echo (SEF_MODE ? $item['txid'] : '?tx=' . $item['txid']); ?>">
+        <a class="d-block" href="/<?php echo (SEF_MODE ? $item['txid'] : '?tx=' . $item['txid']); ?>">
         <?php } ?>
           <div class="f-s-16 mb-16 of-a">
             <?php echo $item['key']; ?>
@@ -76,20 +80,20 @@
   <?php if (!$tx && ($newer !== false || $older !== false)) { ?>
     <div class="t-center pt-16 pb-27">
       <?php if ($newer !== false) { ?>
-      <a href="<?php echo $newer; ?>">newer</a>
+      <a href="/<?php echo $newer; ?>"<?php echo $newer ? ' rel="nofollow"' : false; ?>>newer</a>
       <?php } ?>
       <?php if ($newer !== false && $older !== false) { ?>
       |
       <?php } ?>
       <?php if ($older !== false) { ?>
-      <a href="<?php echo $older; ?>">older</a>
+      <a href="/<?php echo $older; ?>"<?php echo $older ? ' rel="nofollow"' : false; ?>>older</a>
       <?php } ?>
     </div>
   <?php } ?>
   <div class="t-center px-16 pb-27">
     <form name="namespace" action="/" method="GET">
       <input class="p-8" type="text" name="q" value="<?php echo ($query ? $query : ''); ?>" placeholder="key, value, block, ns, txid" autocomplete="off" />
-      <button class="p-8 cursor-pointer" type="submit">Search</button>
+      <!--<button class="p-8 cursor-pointer" type="submit">Search</button>-->
     </form>
   </div>
   <div class="t-center px-16 pb-27">

public/robots.txt

@@ -0,0 +1,2 @@
+User-Agent: *
+Sitemap: https://kvazar.today/sitemap.xml