Initial commit

UpdateAssistant/library/Archive.php

@@ -0,0 +1,103 @@
+<?php
+/**
+ * Typecho update assistant.
+ *
+ * @package UpdateAssistant
+ * @author  mrgeneral
+ * @version 1.0.1
+ * @link    https://www.chengxiaobai.cn
+ */
+
+class Archive extends Base
+{
+    protected function compress($archiveName, $targets, $workRootPath)
+    {
+        $archiveRealPath = rtrim($workRootPath, '/.\\') . DIRECTORY_SEPARATOR . 'archive' . DIRECTORY_SEPARATOR . 'back' . DIRECTORY_SEPARATOR . $archiveName . '.zip';
+
+        // cache
+        if (is_file($archiveRealPath)) {
+            return true;
+        }
+
+        $archive = new ZipArchive();
+        $archive->open($archiveRealPath, ZipArchive::CREATE);
+
+        foreach ($targets as $realPath => $realRootPath) {
+            if (!is_dir($realPath)) {
+                $archive->addFile($realPath, str_replace($realRootPath, '', $realPath));
+                continue;
+            }
+
+            $directoryIterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($realPath), RecursiveIteratorIterator::SELF_FIRST);
+
+            foreach ($directoryIterator as $fileInfo) {
+                if (in_array($fileInfo->getFilename(), ['.', '..'])) {
+                    continue;
+                }
+
+                if ($fileInfo->isDir()) {
+                    $archive->addEmptyDir(str_replace($realRootPath, '', $fileInfo->getRealPath()));
+                } else {
+                    $archive->addFile($fileInfo->getRealPath(), str_replace($realRootPath, '', $fileInfo->getRealPath()));
+                }
+            }
+        }
+
+        if (!$archive->close()) {
+            throw new Exception('Compress failed!');
+        }
+
+        return $archiveRealPath;
+    }
+
+    protected function decompression($archiveName, $workRootPath)
+    {
+        $tmpPath         = rtrim($workRootPath, '/.\\') . DIRECTORY_SEPARATOR . 'tmp' . DIRECTORY_SEPARATOR;
+        $archiveRealPath = rtrim($workRootPath, '/.\\') . DIRECTORY_SEPARATOR . 'archive' . DIRECTORY_SEPARATOR . $archiveName . '.zip';
+        $archive         = new ZipArchive();
+
+        if ($archive->open($archiveRealPath) !== true) {
+            throw new Exception('Open archive failed!');
+        }
+
+        $this->clearPath($tmpPath);
+
+        $archive->extractTo($tmpPath);
+
+        if (!$archive->close()) {
+            throw new Exception('Decompression failed!');
+        }
+
+        foreach (scandir($tmpPath) as $item) {
+            if (!in_array($item, ['.', '..']) && is_dir($tmpPath . $item)) {
+                return $tmpPath . $item . DIRECTORY_SEPARATOR;
+            }
+        }
+
+        return $tmpPath;
+    }
+
+    protected function clearPath($realPath)
+    {
+        if (!is_dir($realPath)) {
+            return unlink($realPath);
+        }
+
+        $directoryIterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($realPath), RecursiveIteratorIterator::CHILD_FIRST);
+
+        foreach ($directoryIterator as $fileInfo) {
+            if (in_array($fileInfo->getFilename(), ['.', '..'])) {
+                continue;
+            }
+
+            if ($fileInfo->isDir()) {
+                $this->clearPath($fileInfo->getRealPath());
+                rmdir($fileInfo->getRealPath());
+            } elseif (substr($fileInfo->getPath(), -3) !== 'tmp') {
+                unlink($fileInfo->getRealPath());
+            }
+        }
+
+        return true;
+    }
+}

UpdateAssistant/library/Base.php

@@ -0,0 +1,110 @@
+<?php
+/**
+ * Typecho update assistant.
+ *
+ * @package UpdateAssistant
+ * @author  mrgeneral
+ * @version 1.0.1
+ * @link    https://www.chengxiaobai.cn
+ */
+
+abstract class Base
+{
+    protected static $instance;
+
+    protected $handler;
+
+    protected $defaultHeaders = [
+        'User-Agent'    => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3_CXB) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36',
+        'Referer'       => 'https://github.com/typecho/typecho',
+        'Cache-Control' => 'max-age=0',
+    ];
+
+    public function __construct()
+    {
+        if (!extension_loaded('zip')) {
+            throw new Exception('Not found zip extension!');
+        }
+
+        if (function_exists('curl_exec')) {
+            $this->handler = 'curlHandler';
+        } elseif (ini_get('allow_url_fopen')) {
+            $this->handler = 'streamHandler';
+        } else {
+            throw new Exception('Requires cURL or set allow_url_fopen = 1 in your php.ini!');
+        }
+    }
+
+    protected static function getInstance()
+    {
+        if (static::$instance instanceof static) {
+            return static::$instance;
+        }
+
+        return static::$instance = new static;
+    }
+
+    public static function __callStatic($name, $arguments)
+    {
+        return call_user_func_array([static::getInstance(), $name], $arguments);
+    }
+
+    protected function curlHandler($url, $storedFileRealPath = '', $options = [], $headers = [])
+    {
+        $defaultOptions = [
+            CURLOPT_FOLLOWLOCATION => true,
+            CURLOPT_RETURNTRANSFER => true,
+            CURLOPT_CONNECTTIMEOUT => 3,
+            CURLOPT_TIMEOUT        => 60,
+            CURLOPT_HTTPHEADER     => $this->buildHeaders(array_merge($this->defaultHeaders, $headers)),
+        ];
+
+        if (!empty($storedFileRealPath)) {
+            $fileHandler                  = fopen($storedFileRealPath, 'wb+');
+            $defaultOptions[CURLOPT_FILE] = $fileHandler;
+        }
+
+        $curl = curl_init($url);
+        curl_setopt_array($curl, $options + $defaultOptions);
+        $result = curl_exec($curl);
+
+        if (curl_getinfo($curl, CURLINFO_HTTP_CODE) !== 200) {
+            curl_close($curl);
+            throw new Exception('Request failed, please try again!');
+        }
+
+        curl_close($curl);
+
+        return empty($storedFileRealPath) ? $result : fclose($fileHandler);
+    }
+
+    protected function streamHandler($url, $storedFileRealPath = '', $options = [], $headers = [])
+    {
+        $context = [
+            'http' => [
+                'header'           => implode("\r\n", $this->buildHeaders(array_merge($this->defaultHeaders, $headers))),
+                'protocol_version' => '1.1',
+                'ignore_errors'    => true,
+                'timeout'          => 60,
+                'follow_location'  => 5,
+            ],
+        ];
+
+        $streamHandler = fopen($url, 'rb', null, stream_context_create(array_merge($context, $options)));
+        $result        = empty($storedFileRealPath) ? stream_get_contents($streamHandler) : file_put_contents($storedFileRealPath, $streamHandler, LOCK_EX);
+        fclose($streamHandler);
+
+        return $result;
+    }
+
+    private function buildHeaders($headers = [])
+    {
+        $result = [];
+
+        foreach ($headers as $name => $value) {
+            $result[] = "$name: $value";
+        }
+
+        return $result;
+    }
+}

UpdateAssistant/library/Downloader.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * Typecho update assistant.
+ *
+ * @package UpdateAssistant
+ * @author  mrgeneral
+ * @version 1.0.1
+ * @link    https://www.chengxiaobai.cn
+ */
+
+class Downloader extends Base
+{
+    protected function down($isDevelop, $archiveName, $workRootPath)
+    {
+        $downloadUrl     = 'https://github.com/typecho/typecho/archive/master.zip';
+        $archiveRealPath = rtrim($workRootPath, '/.\\') . DIRECTORY_SEPARATOR . 'archive' . DIRECTORY_SEPARATOR . $archiveName . '.zip';
+
+        // cache
+        if (is_file($archiveRealPath)) {
+            return true;
+        }
+
+        if (!$isDevelop) {
+            $content = $this->{$this->handler}('http://typecho.org/version.json');
+
+            if (empty($content)
+                || null === ($content = json_decode($content, true))
+                || empty($content['release'])
+                || empty($content['version'])
+            ) {
+                throw new Exception('Fetch release version failed!');
+            }
+
+            $downloadUrl = sprintf('https://github.com/typecho/typecho/archive/v%s-%s-release.zip', $content['release'], $content['version']);
+        }
+
+        return $this->{$this->handler}($downloadUrl, $archiveRealPath);
+    }
+}

UpdateAssistant/library/Version.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * Typecho update assistant.
+ *
+ * @package UpdateAssistant
+ * @author  mrgeneral
+ * @version 1.0.1
+ * @link    https://www.chengxiaobai.cn
+ */
+
+class Version extends Base
+{
+
+    protected function getVersion($isDevelop = true)
+    {
+        return $isDevelop ? $this->getDevelop() : $this->getRelease();
+    }
+
+    protected function getDevelop()
+    {
+        $content = $this->{$this->handler}(
+            'https://raw.githubusercontent.com/typecho/typecho/master/var/Typecho/Common.php',
+            '',
+            [],
+            ['Referer' => 'https://github.com/typecho/typecho/blob/master/var/Typecho/Common.php']
+        );
+
+        if (empty($content) || !preg_match('/const VERSION = \'(\w.*)\';/', $content, $result)) {
+            throw new Exception('Fetch develop version failed!');
+        }
+
+        return $result[1];
+    }
+
+    protected function getRelease()
+    {
+        $content = $this->{$this->handler}('http://typecho.org/version.json');
+
+        if (empty($content)
+            || null === ($content = json_decode($content, true))
+            || empty($content['release'])
+            || empty($content['version'])
+        ) {
+            throw new Exception('Fetch release version failed!');
+        }
+
+        return sprintf('%s/%s', $content['release'], $content['version']);
+    }
+
+    protected function compare($currentVersion, $remoteVersion, $operator)
+    {
+        return version_compare(str_replace('/', '.', $currentVersion), str_replace('/', '.', $remoteVersion), $operator);
+    }
+
+    protected function toString($version)
+    {
+        return implode(array_map(function ($subVersion) {
+            return sprintf('%02s', $subVersion);
+        }, explode('.', str_replace('/', '.', $version))));
+    }
+}