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vendor/alibabacloud/tea-fileform/src/FileForm.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace AlibabaCloud\Tea\FileForm;
+
+class FileForm
+{
+    public static function getBoundary()
+    {
+        return (string) (mt_rand(10000000000000, 99999999999999));
+    }
+
+    public static function toFileForm($map, $boundary)
+    {
+        return new FileFormStream($map, $boundary);
+    }
+}

vendor/alibabacloud/tea-fileform/src/FileForm/FileField.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace AlibabaCloud\Tea\FileForm\FileForm;
+
+use AlibabaCloud\Tea\Model;
+
+class FileField extends Model
+{
+    public $filename;
+    public $contentType;
+    public $content;
+
+    public function __construct($config = [])
+    {
+        $this->_required = [
+            'filename'    => true,
+            'contentType' => true,
+            'content'     => true,
+        ];
+        parent::__construct($config);
+    }
+}

vendor/alibabacloud/tea-fileform/src/FileFormStream.php

@@ -0,0 +1,321 @@
+<?php
+
+namespace AlibabaCloud\Tea\FileForm;
+
+use AlibabaCloud\Tea\FileForm\FileForm\FileField;
+use GuzzleHttp\Psr7\Stream;
+use Psr\Http\Message\StreamInterface;
+
+/**
+ * @internal
+ * @coversNothing
+ */
+class FileFormStream implements StreamInterface
+{
+    /**
+     * @var resource
+     */
+    private $stream;
+    private $index     = 0;
+    private $form      = [];
+    private $boundary  = '';
+    private $streaming = false;
+    private $keys      = [];
+
+    /**
+     * @var Stream
+     */
+    private $currStream;
+
+    private $size;
+    private $uri;
+    private $seekable;
+    private $readable = true;
+    private $writable = true;
+
+    public function __construct($map, $boundary)
+    {
+        $this->stream   = fopen('php://memory', 'a+');
+        $this->form     = $map;
+        $this->boundary = $boundary;
+        $this->keys     = array_keys($map);
+        do {
+            $read = $this->readForm(1024);
+        } while (null !== $read);
+        $meta           = stream_get_meta_data($this->stream);
+        $this->seekable = $meta['seekable'];
+        $this->uri      = $this->getMetadata('uri');
+        $this->seek(0);
+        $this->seek(0);
+    }
+
+    /**
+     * Closes the stream when the destructed.
+     */
+    public function __destruct()
+    {
+        $this->close();
+    }
+
+    public function __toString()
+    {
+        try {
+            $this->seek(0);
+
+            return (string) stream_get_contents($this->stream);
+        } catch (\Exception $e) {
+            return '';
+        }
+    }
+
+    /**
+     * @param int $length
+     *
+     * @return false|int|string
+     */
+    public function readForm($length)
+    {
+        if ($this->streaming) {
+            if (null !== $this->currStream) {
+                // @var string $content
+                $content = $this->currStream->read($length);
+                if (false !== $content && '' !== $content) {
+                    fwrite($this->stream, $content);
+
+                    return $content;
+                }
+
+                return $this->next("\r\n");
+            }
+
+            return $this->next();
+        }
+        $keysCount = \count($this->keys);
+        if ($this->index > $keysCount) {
+            return null;
+        }
+        if ($keysCount > 0) {
+            if ($this->index < $keysCount) {
+                $this->streaming = true;
+
+                $name  = $this->keys[$this->index];
+                $field = $this->form[$name];
+                if (!empty($field) && $field instanceof FileField) {
+                    if (!empty($field->content)) {
+                        $this->currStream = $field->content;
+
+                        $str = '--' . $this->boundary . "\r\n" .
+                            'Content-Disposition: form-data; name="' . $name . '"; filename="' . $field->filename . "\"\r\n" .
+                            'Content-Type: ' . $field->contentType . "\r\n\r\n";
+                        $this->write($str);
+
+                        return $str;
+                    }
+
+                    return $this->next();
+                }
+                $val = $field;
+                $str = '--' . $this->boundary . "\r\n" .
+                    'Content-Disposition: form-data; name="' . $name . "\"\r\n\r\n" .
+                    $val . "\r\n";
+                fwrite($this->stream, $str);
+
+                return $str;
+            }
+            if ($this->index == $keysCount) {
+                return $this->next('--' . $this->boundary . "--\r\n");
+            }
+
+            return null;
+        }
+
+        return null;
+    }
+
+    public function getContents()
+    {
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+
+        $contents = stream_get_contents($this->stream);
+
+        if (false === $contents) {
+            throw new \RuntimeException('Unable to read stream contents');
+        }
+
+        return $contents;
+    }
+
+    public function close()
+    {
+        if (isset($this->stream)) {
+            if (\is_resource($this->stream)) {
+                fclose($this->stream);
+            }
+            $this->detach();
+        }
+    }
+
+    public function detach()
+    {
+        if (!isset($this->stream)) {
+            return null;
+        }
+
+        $result = $this->stream;
+        unset($this->stream);
+        $this->size = $this->uri = null;
+
+        return $result;
+    }
+
+    public function getSize()
+    {
+        if (null !== $this->size) {
+            return $this->size;
+        }
+
+        if (!isset($this->stream)) {
+            return null;
+        }
+
+        // Clear the stat cache if the stream has a URI
+        if ($this->uri) {
+            clearstatcache(true, $this->uri);
+        }
+
+        $stats = fstat($this->stream);
+        if (isset($stats['size'])) {
+            $this->size = $stats['size'];
+
+            return $this->size;
+        }
+
+        return null;
+    }
+
+    public function isReadable()
+    {
+        return $this->readable;
+    }
+
+    public function isWritable()
+    {
+        return $this->writable;
+    }
+
+    public function isSeekable()
+    {
+        return $this->seekable;
+    }
+
+    public function eof()
+    {
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+
+        return feof($this->stream);
+    }
+
+    public function tell()
+    {
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+
+        $result = ftell($this->stream);
+
+        if (false === $result) {
+            throw new \RuntimeException('Unable to determine stream position');
+        }
+
+        return $result;
+    }
+
+    public function rewind()
+    {
+        $this->seek(0);
+    }
+
+    public function seek($offset, $whence = SEEK_SET)
+    {
+        $whence = (int) $whence;
+
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+        if (!$this->seekable) {
+            throw new \RuntimeException('Stream is not seekable');
+        }
+        if (-1 === fseek($this->stream, $offset, $whence)) {
+            throw new \RuntimeException('Unable to seek to stream position ' . $offset . ' with whence ' . var_export($whence, true));
+        }
+    }
+
+    public function read($length)
+    {
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+        if (!$this->readable) {
+            throw new \RuntimeException('Cannot read from non-readable stream');
+        }
+        if ($length < 0) {
+            throw new \RuntimeException('Length parameter cannot be negative');
+        }
+
+        if (0 === $length) {
+            return '';
+        }
+
+        $string = fread($this->stream, $length);
+        if (false === $string) {
+            throw new \RuntimeException('Unable to read from stream');
+        }
+
+        return $string;
+    }
+
+    public function write($string)
+    {
+        if (!isset($this->stream)) {
+            throw new \RuntimeException('Stream is detached');
+        }
+        if (!$this->writable) {
+            throw new \RuntimeException('Cannot write to a non-writable stream');
+        }
+
+        // We can't know the size after writing anything
+        $this->size = null;
+        $result     = fwrite($this->stream, $string);
+
+        if (false === $result) {
+            throw new \RuntimeException('Unable to write to stream');
+        }
+
+        return $result;
+    }
+
+    public function getMetadata($key = null)
+    {
+        if (!isset($this->stream)) {
+            return $key ? null : [];
+        }
+
+        $meta = stream_get_meta_data($this->stream);
+
+        return isset($meta[$key]) ? $meta[$key] : null;
+    }
+
+    private function next($endStr = '')
+    {
+        $this->streaming = false;
+        ++$this->index;
+        $this->write($endStr);
+        $this->currStream = null;
+
+        return $endStr;
+    }
+}