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Diffstat (limited to 'modules/video_s3/includes/S3.php')
| -rw-r--r-- | modules/video_s3/includes/S3.php | 1364 |
1 files changed, 0 insertions, 1364 deletions
diff --git a/modules/video_s3/includes/S3.php b/modules/video_s3/includes/S3.php deleted file mode 100644 index e1fcb66..0000000 --- a/modules/video_s3/includes/S3.php +++ /dev/null @@ -1,1364 +0,0 @@ -<?php -/** -* -* Copyright (c) 2008, Donovan Schönknecht. All rights reserved. -* -* Redistribution and use in source and binary forms, with or without -* modification, are permitted provided that the following conditions are met: -* -* - Redistributions of source code must retain the above copyright notice, -* this list of conditions and the following disclaimer. -* - Redistributions in binary form must reproduce the above copyright -* notice, this list of conditions and the following disclaimer in the -* documentation and/or other materials provided with the distribution. -* -* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -* POSSIBILITY OF SUCH DAMAGE. -* -* Amazon S3 is a trademark of Amazon.com, Inc. or its affiliates. -*/ - -/** -* Amazon S3 PHP class -* -* @link http://undesigned.org.za/2007/10/22/amazon-s3-php-class -* @version 0.4.0 -*/ -class S3 { - // ACL flags - const ACL_PRIVATE = 'private'; - const ACL_PUBLIC_READ = 'public-read'; - const ACL_PUBLIC_READ_WRITE = 'public-read-write'; - const ACL_AUTHENTICATED_READ = 'authenticated-read'; - - public static $useSSL = true; - - private static $__accessKey; // AWS Access key - private static $__secretKey; // AWS Secret key - - - /** - * Constructor - if you're not using the class statically - * - * @param string $accessKey Access key - * @param string $secretKey Secret key - * @param boolean $useSSL Enable SSL - * @return void - */ - public function __construct($accessKey = null, $secretKey = null, $useSSL = true) { - if ($accessKey !== null && $secretKey !== null) - self::setAuth($accessKey, $secretKey); - self::$useSSL = $useSSL; - } - - - /** - * Set AWS access key and secret key - * - * @param string $accessKey Access key - * @param string $secretKey Secret key - * @return void - */ - public static function setAuth($accessKey, $secretKey) { - self::$__accessKey = $accessKey; - self::$__secretKey = $secretKey; - } - - - /** - * Get a list of buckets - * - * @param boolean $detailed Returns detailed bucket list when true - * @return array | false - */ - public static function listBuckets($detailed = false) { - $rest = new S3Request('GET', '', ''); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::listBuckets(): [%s] %s", $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - $results = array(); - if (!isset($rest->body->Buckets)) return $results; - - if ($detailed) { - if (isset($rest->body->Owner, $rest->body->Owner->ID, $rest->body->Owner->DisplayName)) - $results['owner'] = array( - 'id' => (string)$rest->body->Owner->ID, 'name' => (string)$rest->body->Owner->ID - ); - $results['buckets'] = array(); - foreach ($rest->body->Buckets->Bucket as $b) - $results['buckets'][] = array( - 'name' => (string)$b->Name, 'time' => strtotime((string)$b->CreationDate) - ); - } else - foreach ($rest->body->Buckets->Bucket as $b) $results[] = (string)$b->Name; - - return $results; - } - - - /* - * Get contents for a bucket - * - * If maxKeys is null this method will loop through truncated result sets - * - * @param string $bucket Bucket name - * @param string $prefix Prefix - * @param string $marker Marker (last file listed) - * @param string $maxKeys Max keys (maximum number of keys to return) - * @param string $delimiter Delimiter - * @param boolean $returnCommonPrefixes Set to true to return CommonPrefixes - * @return array | false - */ - public static function getBucket($bucket, $prefix = null, $marker = null, $maxKeys = null, $delimiter = null, $returnCommonPrefixes = false) { - $rest = new S3Request('GET', $bucket, ''); - if ($prefix !== null && $prefix !== '') $rest->setParameter('prefix', $prefix); - if ($marker !== null && $marker !== '') $rest->setParameter('marker', $marker); - if ($maxKeys !== null && $maxKeys !== '') $rest->setParameter('max-keys', $maxKeys); - if ($delimiter !== null && $delimiter !== '') $rest->setParameter('delimiter', $delimiter); - $response = $rest->getResponse(); - if ($response->error === false && $response->code !== 200) - $response->error = array('code' => $response->code, 'message' => 'Unexpected HTTP status'); - if ($response->error !== false) { - trigger_error(sprintf("S3::getBucket(): [%s] %s", $response->error['code'], $response->error['message']), E_USER_WARNING); - return false; - } - - $results = array(); - - $nextMarker = null; - if (isset($response->body, $response->body->Contents)) - foreach ($response->body->Contents as $c) { - $results[(string)$c->Key] = array( - 'name' => (string)$c->Key, - 'time' => strtotime((string)$c->LastModified), - 'size' => (int)$c->Size, - 'hash' => substr((string)$c->ETag, 1, -1) - ); - $nextMarker = (string)$c->Key; - } - - if ($returnCommonPrefixes && isset($response->body, $response->body->CommonPrefixes)) - foreach ($response->body->CommonPrefixes as $c) - $results[(string)$c->Prefix] = array('prefix' => (string)$c->Prefix); - - if (isset($response->body, $response->body->IsTruncated) && - (string)$response->body->IsTruncated == 'false') return $results; - - if (isset($response->body, $response->body->NextMarker)) - $nextMarker = (string)$response->body->NextMarker; - - // Loop through truncated results if maxKeys isn't specified - if ($maxKeys == null && $nextMarker !== null && (string)$response->body->IsTruncated == 'true') - do { - $rest = new S3Request('GET', $bucket, ''); - if ($prefix !== null && $prefix !== '') $rest->setParameter('prefix', $prefix); - $rest->setParameter('marker', $nextMarker); - if ($delimiter !== null && $delimiter !== '') $rest->setParameter('delimiter', $delimiter); - - if (($response = $rest->getResponse(true)) == false || $response->code !== 200) break; - - if (isset($response->body, $response->body->Contents)) - foreach ($response->body->Contents as $c) { - $results[(string)$c->Key] = array( - 'name' => (string)$c->Key, - 'time' => strtotime((string)$c->LastModified), - 'size' => (int)$c->Size, - 'hash' => substr((string)$c->ETag, 1, -1) - ); - $nextMarker = (string)$c->Key; - } - - if ($returnCommonPrefixes && isset($response->body, $response->body->CommonPrefixes)) - foreach ($response->body->CommonPrefixes as $c) - $results[(string)$c->Prefix] = array('prefix' => (string)$c->Prefix); - - if (isset($response->body, $response->body->NextMarker)) - $nextMarker = (string)$response->body->NextMarker; - - } while ($response !== false && (string)$response->body->IsTruncated == 'true'); - - return $results; - } - - - /** - * Put a bucket - * - * @param string $bucket Bucket name - * @param constant $acl ACL flag - * @param string $location Set as "EU" to create buckets hosted in Europe - * @return boolean - */ - public static function putBucket($bucket, $acl = self::ACL_PRIVATE, $location = false) { - $rest = new S3Request('PUT', $bucket, ''); - $rest->setAmzHeader('x-amz-acl', $acl); - - if ($location !== false) { - $dom = new DOMDocument; - $createBucketConfiguration = $dom->createElement('CreateBucketConfiguration'); - $locationConstraint = $dom->createElement('LocationConstraint', strtoupper($location)); - $createBucketConfiguration->appendChild($locationConstraint); - $dom->appendChild($createBucketConfiguration); - $rest->data = $dom->saveXML(); - $rest->size = strlen($rest->data); - $rest->setHeader('Content-Type', 'application/xml'); - } - $rest = $rest->getResponse(); - - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::putBucket({$bucket}, {$acl}, {$location}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Delete an empty bucket - * - * @param string $bucket Bucket name - * @return boolean - */ - public static function deleteBucket($bucket) { - $rest = new S3Request('DELETE', $bucket); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 204) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::deleteBucket({$bucket}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Create input info array for putObject() - * - * @param string $file Input file - * @param mixed $md5sum Use MD5 hash (supply a string if you want to use your own) - * @return array | false - */ - public static function inputFile($file, $md5sum = true) { - if (!file_exists($file) || !is_file($file) || !is_readable($file)) { - trigger_error('S3::inputFile(): Unable to open input file: '.$file, E_USER_WARNING); - return false; - } - return array('file' => $file, 'size' => filesize($file), - 'md5sum' => $md5sum !== false ? (is_string($md5sum) ? $md5sum : - base64_encode(md5_file($file, true))) : ''); - } - - - /** - * Create input array info for putObject() with a resource - * - * @param string $resource Input resource to read from - * @param integer $bufferSize Input byte size - * @param string $md5sum MD5 hash to send (optional) - * @return array | false - */ - public static function inputResource(&$resource, $bufferSize, $md5sum = '') { - if (!is_resource($resource) || $bufferSize < 0) { - trigger_error('S3::inputResource(): Invalid resource or buffer size', E_USER_WARNING); - return false; - } - $input = array('size' => $bufferSize, 'md5sum' => $md5sum); - $input['fp'] =& $resource; - return $input; - } - - - /** - * Put an object - * - * @param mixed $input Input data - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param constant $acl ACL constant - * @param array $metaHeaders Array of x-amz-meta-* headers - * @param array $requestHeaders Array of request headers or content type as a string - * @return boolean - */ - public static function putObject($input, $bucket, $uri, $acl = self::ACL_PRIVATE, $metaHeaders = array(), $requestHeaders = array()) { - if ($input === false) return false; - $rest = new S3Request('PUT', $bucket, $uri); - - if (is_string($input)) $input = array( - 'data' => $input, 'size' => strlen($input), - 'md5sum' => base64_encode(md5($input, true)) - ); - - // Data - if (isset($input['fp'])) - $rest->fp =& $input['fp']; - elseif (isset($input['file'])) - $rest->fp = @fopen($input['file'], 'rb'); - elseif (isset($input['data'])) - $rest->data = $input['data']; - - // Content-Length (required) - if (isset($input['size']) && $input['size'] >= 0) - $rest->size = $input['size']; - else { - if (isset($input['file'])) - $rest->size = filesize($input['file']); - elseif (isset($input['data'])) - $rest->size = strlen($input['data']); - } - - // Custom request headers (Content-Type, Content-Disposition, Content-Encoding) - if (is_array($requestHeaders)) - foreach ($requestHeaders as $h => $v) $rest->setHeader($h, $v); - elseif (is_string($requestHeaders)) // Support for legacy contentType parameter - $input['type'] = $requestHeaders; - - // Content-Type - if (!isset($input['type'])) { - if (isset($requestHeaders['Content-Type'])) - $input['type'] =& $requestHeaders['Content-Type']; - elseif (isset($input['file'])) - $input['type'] = self::__getMimeType($input['file']); - else - $input['type'] = 'application/octet-stream'; - } - - // We need to post with Content-Length and Content-Type, MD5 is optional - if ($rest->size >= 0 && ($rest->fp !== false || $rest->data !== false)) { - $rest->setHeader('Content-Type', $input['type']); - if (isset($input['md5sum'])) $rest->setHeader('Content-MD5', $input['md5sum']); - - $rest->setAmzHeader('x-amz-acl', $acl); - foreach ($metaHeaders as $h => $v) $rest->setAmzHeader('x-amz-meta-'.$h, $v); - $rest->getResponse(); - } else - $rest->response->error = array('code' => 0, 'message' => 'Missing input parameters'); - - if ($rest->response->error === false && $rest->response->code !== 200) - $rest->response->error = array('code' => $rest->response->code, 'message' => 'Unexpected HTTP status'); - if ($rest->response->error !== false) { - trigger_error(sprintf("S3::putObject(): [%s] %s", $rest->response->error['code'], $rest->response->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Put an object from a file (legacy function) - * - * @param string $file Input file path - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param constant $acl ACL constant - * @param array $metaHeaders Array of x-amz-meta-* headers - * @param string $contentType Content type - * @return boolean - */ - public static function putObjectFile($file, $bucket, $uri, $acl = self::ACL_PRIVATE, $metaHeaders = array(), $contentType = null) { - return self::putObject(self::inputFile($file), $bucket, $uri, $acl, $metaHeaders, $contentType); - } - - - /** - * Put an object from a string (legacy function) - * - * @param string $string Input data - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param constant $acl ACL constant - * @param array $metaHeaders Array of x-amz-meta-* headers - * @param string $contentType Content type - * @return boolean - */ - public static function putObjectString($string, $bucket, $uri, $acl = self::ACL_PRIVATE, $metaHeaders = array(), $contentType = 'text/plain') { - return self::putObject($string, $bucket, $uri, $acl, $metaHeaders, $contentType); - } - - - /** - * Get an object - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param mixed $saveTo Filename or resource to write to - * @return mixed - */ - public static function getObject($bucket, $uri, $saveTo = false) { - $rest = new S3Request('GET', $bucket, $uri); - if ($saveTo !== false) { - if (is_resource($saveTo)) - $rest->fp =& $saveTo; - else - if (($rest->fp = @fopen($saveTo, 'wb')) !== false) - $rest->file = realpath($saveTo); - else - $rest->response->error = array('code' => 0, 'message' => 'Unable to open save file for writing: '.$saveTo); - } - if ($rest->response->error === false) $rest->getResponse(); - - if ($rest->response->error === false && $rest->response->code !== 200) - $rest->response->error = array('code' => $rest->response->code, 'message' => 'Unexpected HTTP status'); - if ($rest->response->error !== false) { - trigger_error(sprintf("S3::getObject({$bucket}, {$uri}): [%s] %s", - $rest->response->error['code'], $rest->response->error['message']), E_USER_WARNING); - return false; - } - return $rest->response; - } - - - /** - * Get object information - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param boolean $returnInfo Return response information - * @return mixed | false - */ - public static function getObjectInfo($bucket, $uri, $returnInfo = true) { - $rest = new S3Request('HEAD', $bucket, $uri); - $rest = $rest->getResponse(); - if ($rest->error === false && ($rest->code !== 200 && $rest->code !== 404)) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::getObjectInfo({$bucket}, {$uri}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return $rest->code == 200 ? $returnInfo ? $rest->headers : true : false; - } - - - /** - * Copy an object - * - * @param string $bucket Source bucket name - * @param string $uri Source object URI - * @param string $bucket Destination bucket name - * @param string $uri Destination object URI - * @param constant $acl ACL constant - * @param array $metaHeaders Optional array of x-amz-meta-* headers - * @param array $requestHeaders Optional array of request headers (content type, disposition, etc.) - * @return mixed | false - */ - public static function copyObject($srcBucket, $srcUri, $bucket, $uri, $acl = self::ACL_PRIVATE, $metaHeaders = array(), $requestHeaders = array()) { - $rest = new S3Request('PUT', $bucket, $uri); - $rest->setHeader('Content-Length', 0); - foreach ($requestHeaders as $h => $v) $rest->setHeader($h, $v); - foreach ($metaHeaders as $h => $v) $rest->setAmzHeader('x-amz-meta-'.$h, $v); - $rest->setAmzHeader('x-amz-acl', $acl); - $rest->setAmzHeader('x-amz-copy-source', sprintf('/%s/%s', $srcBucket, $srcUri)); - if (sizeof($requestHeaders) > 0 || sizeof($metaHeaders) > 0) - $rest->setAmzHeader('x-amz-metadata-directive', 'REPLACE'); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::copyObject({$srcBucket}, {$srcUri}, {$bucket}, {$uri}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return isset($rest->body->LastModified, $rest->body->ETag) ? array( - 'time' => strtotime((string)$rest->body->LastModified), - 'hash' => substr((string)$rest->body->ETag, 1, -1) - ) : false; - } - - - /** - * Set logging for a bucket - * - * @param string $bucket Bucket name - * @param string $targetBucket Target bucket (where logs are stored) - * @param string $targetPrefix Log prefix (e,g; domain.com-) - * @return boolean - */ - public static function setBucketLogging($bucket, $targetBucket, $targetPrefix = null) { - // The S3 log delivery group has to be added to the target bucket's ACP - if ($targetBucket !== null && ($acp = self::getAccessControlPolicy($targetBucket, '')) !== false) { - // Only add permissions to the target bucket when they do not exist - $aclWriteSet = false; - $aclReadSet = false; - foreach ($acp['acl'] as $acl) - if ($acl['type'] == 'Group' && $acl['uri'] == 'http://acs.amazonaws.com/groups/s3/LogDelivery') { - if ($acl['permission'] == 'WRITE') $aclWriteSet = true; - elseif ($acl['permission'] == 'READ_ACP') $aclReadSet = true; - } - if (!$aclWriteSet) $acp['acl'][] = array( - 'type' => 'Group', 'uri' => 'http://acs.amazonaws.com/groups/s3/LogDelivery', 'permission' => 'WRITE' - ); - if (!$aclReadSet) $acp['acl'][] = array( - 'type' => 'Group', 'uri' => 'http://acs.amazonaws.com/groups/s3/LogDelivery', 'permission' => 'READ_ACP' - ); - if (!$aclReadSet || !$aclWriteSet) self::setAccessControlPolicy($targetBucket, '', $acp); - } - - $dom = new DOMDocument; - $bucketLoggingStatus = $dom->createElement('BucketLoggingStatus'); - $bucketLoggingStatus->setAttribute('xmlns', 'http://s3.amazonaws.com/doc/2006-03-01/'); - if ($targetBucket !== null) { - if ($targetPrefix == null) $targetPrefix = $bucket . '-'; - $loggingEnabled = $dom->createElement('LoggingEnabled'); - $loggingEnabled->appendChild($dom->createElement('TargetBucket', $targetBucket)); - $loggingEnabled->appendChild($dom->createElement('TargetPrefix', $targetPrefix)); - // TODO: Add TargetGrants? - $bucketLoggingStatus->appendChild($loggingEnabled); - } - $dom->appendChild($bucketLoggingStatus); - - $rest = new S3Request('PUT', $bucket, ''); - $rest->setParameter('logging', null); - $rest->data = $dom->saveXML(); - $rest->size = strlen($rest->data); - $rest->setHeader('Content-Type', 'application/xml'); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::setBucketLogging({$bucket}, {$uri}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Get logging status for a bucket - * - * This will return false if logging is not enabled. - * Note: To enable logging, you also need to grant write access to the log group - * - * @param string $bucket Bucket name - * @return array | false - */ - public static function getBucketLogging($bucket) { - $rest = new S3Request('GET', $bucket, ''); - $rest->setParameter('logging', null); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::getBucketLogging({$bucket}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - if (!isset($rest->body->LoggingEnabled)) return false; // No logging - return array( - 'targetBucket' => (string)$rest->body->LoggingEnabled->TargetBucket, - 'targetPrefix' => (string)$rest->body->LoggingEnabled->TargetPrefix, - ); - } - - - /** - * Disable bucket logging - * - * @param string $bucket Bucket name - * @return boolean - */ - public static function disableBucketLogging($bucket) { - return self::setBucketLogging($bucket, null); - } - - - /** - * Get a bucket's location - * - * @param string $bucket Bucket name - * @return string | false - */ - public static function getBucketLocation($bucket) { - $rest = new S3Request('GET', $bucket, ''); - $rest->setParameter('location', null); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::getBucketLocation({$bucket}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return (isset($rest->body[0]) && (string)$rest->body[0] !== '') ? (string)$rest->body[0] : 'US'; - } - - - /** - * Set object or bucket Access Control Policy - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param array $acp Access Control Policy Data (same as the data returned from getAccessControlPolicy) - * @return boolean - */ - public static function setAccessControlPolicy($bucket, $uri = '', $acp = array()) { - $dom = new DOMDocument; - $dom->formatOutput = true; - $accessControlPolicy = $dom->createElement('AccessControlPolicy'); - $accessControlList = $dom->createElement('AccessControlList'); - - // It seems the owner has to be passed along too - $owner = $dom->createElement('Owner'); - $owner->appendChild($dom->createElement('ID', $acp['owner']['id'])); - $owner->appendChild($dom->createElement('DisplayName', $acp['owner']['name'])); - $accessControlPolicy->appendChild($owner); - - foreach ($acp['acl'] as $g) { - $grant = $dom->createElement('Grant'); - $grantee = $dom->createElement('Grantee'); - $grantee->setAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance'); - if (isset($g['id'])) { // CanonicalUser (DisplayName is omitted) - $grantee->setAttribute('xsi:type', 'CanonicalUser'); - $grantee->appendChild($dom->createElement('ID', $g['id'])); - } elseif (isset($g['email'])) { // AmazonCustomerByEmail - $grantee->setAttribute('xsi:type', 'AmazonCustomerByEmail'); - $grantee->appendChild($dom->createElement('EmailAddress', $g['email'])); - } elseif ($g['type'] == 'Group') { // Group - $grantee->setAttribute('xsi:type', 'Group'); - $grantee->appendChild($dom->createElement('URI', $g['uri'])); - } - $grant->appendChild($grantee); - $grant->appendChild($dom->createElement('Permission', $g['permission'])); - $accessControlList->appendChild($grant); - } - - $accessControlPolicy->appendChild($accessControlList); - $dom->appendChild($accessControlPolicy); - - $rest = new S3Request('PUT', $bucket, $uri); - $rest->setParameter('acl', null); - $rest->data = $dom->saveXML(); - $rest->size = strlen($rest->data); - $rest->setHeader('Content-Type', 'application/xml'); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::setAccessControlPolicy({$bucket}, {$uri}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Get object or bucket Access Control Policy - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @return mixed | false - */ - public static function getAccessControlPolicy($bucket, $uri = '') { - $rest = new S3Request('GET', $bucket, $uri); - $rest->setParameter('acl', null); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::getAccessControlPolicy({$bucket}, {$uri}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - - $acp = array(); - if (isset($rest->body->Owner, $rest->body->Owner->ID, $rest->body->Owner->DisplayName)) { - $acp['owner'] = array( - 'id' => (string)$rest->body->Owner->ID, 'name' => (string)$rest->body->Owner->DisplayName - ); - } - if (isset($rest->body->AccessControlList)) { - $acp['acl'] = array(); - foreach ($rest->body->AccessControlList->Grant as $grant) { - foreach ($grant->Grantee as $grantee) { - if (isset($grantee->ID, $grantee->DisplayName)) // CanonicalUser - $acp['acl'][] = array( - 'type' => 'CanonicalUser', - 'id' => (string)$grantee->ID, - 'name' => (string)$grantee->DisplayName, - 'permission' => (string)$grant->Permission - ); - elseif (isset($grantee->EmailAddress)) // AmazonCustomerByEmail - $acp['acl'][] = array( - 'type' => 'AmazonCustomerByEmail', - 'email' => (string)$grantee->EmailAddress, - 'permission' => (string)$grant->Permission - ); - elseif (isset($grantee->URI)) // Group - $acp['acl'][] = array( - 'type' => 'Group', - 'uri' => (string)$grantee->URI, - 'permission' => (string)$grant->Permission - ); - else continue; - } - } - } - return $acp; - } - - - /** - * Delete an object - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @return boolean - */ - public static function deleteObject($bucket, $uri) { - $rest = new S3Request('DELETE', $bucket, $uri); - $rest = $rest->getResponse(); - if ($rest->error === false && $rest->code !== 204) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::deleteObject(): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Get a query string authenticated URL - * - * @param string $bucket Bucket name - * @param string $uri Object URI - * @param integer $lifetime Lifetime in seconds - * @param boolean $hostBucket Use the bucket name as the hostname - * @param boolean $https Use HTTPS ($hostBucket should be false for SSL verification) - * @return string - */ - public static function getAuthenticatedURL($bucket, $uri, $lifetime, $hostBucket = false, $https = false) { - $expires = time() + $lifetime; - $uri = str_replace('%2F', '/', rawurlencode($uri)); // URI should be encoded (thanks Sean O'Dea) - return sprintf(($https ? 'https' : 'http').'://%s/%s?AWSAccessKeyId=%s&Expires=%u&Signature=%s', - $hostBucket ? $bucket : $bucket.'.s3.amazonaws.com', $uri, self::$__accessKey, $expires, - urlencode(self::__getHash("GET\n\n\n{$expires}\n/{$bucket}/{$uri}"))); - } - - /** - * Get upload POST parameters for form uploads - * - * @param string $bucket Bucket name - * @param string $uriPrefix Object URI prefix - * @param constant $acl ACL constant - * @param integer $lifetime Lifetime in seconds - * @param integer $maxFileSize Maximum filesize in bytes (default 5MB) - * @param string $successRedirect Redirect URL or 200 / 201 status code - * @param array $amzHeaders Array of x-amz-meta-* headers - * @param array $headers Array of request headers or content type as a string - * @param boolean $flashVars Includes additional "Filename" variable posted by Flash - * @return object - */ - public static function getHttpUploadPostParams($bucket, $uriPrefix = '', $acl = self::ACL_PRIVATE, $lifetime = 3600, $maxFileSize = 5242880, $successRedirect = "201", $amzHeaders = array(), $headers = array(), $flashVars = false) { - // Create policy object - $policy = new stdClass; - $policy->expiration = gmdate('Y-m-d\TH:i:s\Z', (time() + $lifetime)); - $policy->conditions = array(); - $obj = new stdClass; $obj->bucket = $bucket; array_push($policy->conditions, $obj); - $obj = new stdClass; $obj->acl = $acl; array_push($policy->conditions, $obj); - - $obj = new stdClass; // 200 for non-redirect uploads - if (is_numeric($successRedirect) && in_array((int)$successRedirect, array(200, 201))) - $obj->success_action_status = (string)$successRedirect; - else // URL - $obj->success_action_redirect = $successRedirect; - array_push($policy->conditions, $obj); - - array_push($policy->conditions, array('starts-with', '$key', $uriPrefix)); - if ($flashVars) array_push($policy->conditions, array('starts-with', '$Filename', '')); - foreach (array_keys($headers) as $headerKey) - array_push($policy->conditions, array('starts-with', '$'.$headerKey, '')); - foreach ($amzHeaders as $headerKey => $headerVal) { - $obj = new stdClass; $obj->{$headerKey} = (string)$headerVal; array_push($policy->conditions, $obj); - } - array_push($policy->conditions, array('content-length-range', 0, $maxFileSize)); - $policy = base64_encode(str_replace('\/', '/', json_encode($policy))); - - // Create parameters - $params = new stdClass; - $params->AWSAccessKeyId = self::$__accessKey; - $params->key = $uriPrefix.'${filename}'; - $params->acl = $acl; - $params->policy = $policy; unset($policy); - $params->signature = self::__getHash($params->policy); - if (is_numeric($successRedirect) && in_array((int)$successRedirect, array(200, 201))) - $params->success_action_status = (string)$successRedirect; - else - $params->success_action_redirect = $successRedirect; - foreach ($headers as $headerKey => $headerVal) $params->{$headerKey} = (string)$headerVal; - foreach ($amzHeaders as $headerKey => $headerVal) $params->{$headerKey} = (string)$headerVal; - return $params; - } - - /** - * Create a CloudFront distribution - * - * @param string $bucket Bucket name - * @param boolean $enabled Enabled (true/false) - * @param array $cnames Array containing CNAME aliases - * @param string $comment Use the bucket name as the hostname - * @return array | false - */ - public static function createDistribution($bucket, $enabled = true, $cnames = array(), $comment = '') { - self::$useSSL = true; // CloudFront requires SSL - $rest = new S3Request('POST', '', '2008-06-30/distribution', 'cloudfront.amazonaws.com'); - $rest->data = self::__getCloudFrontDistributionConfigXML($bucket.'.s3.amazonaws.com', $enabled, $comment, (string)microtime(true), $cnames); - $rest->size = strlen($rest->data); - $rest->setHeader('Content-Type', 'application/xml'); - $rest = self::__getCloudFrontResponse($rest); - - if ($rest->error === false && $rest->code !== 201) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::createDistribution({$bucket}, ".(int)$enabled.", '$comment'): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } elseif ($rest->body instanceof SimpleXMLElement) - return self::__parseCloudFrontDistributionConfig($rest->body); - return false; - } - - - /** - * Get CloudFront distribution info - * - * @param string $distributionId Distribution ID from listDistributions() - * @return array | false - */ - public static function getDistribution($distributionId) { - self::$useSSL = true; // CloudFront requires SSL - $rest = new S3Request('GET', '', '2008-06-30/distribution/'.$distributionId, 'cloudfront.amazonaws.com'); - $rest = self::__getCloudFrontResponse($rest); - - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::getDistribution($distributionId): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } elseif ($rest->body instanceof SimpleXMLElement) { - $dist = self::__parseCloudFrontDistributionConfig($rest->body); - $dist['hash'] = $rest->headers['hash']; - return $dist; - } - return false; - } - - - /** - * Update a CloudFront distribution - * - * @param array $dist Distribution array info identical to output of getDistribution() - * @return array | false - */ - public static function updateDistribution($dist) { - self::$useSSL = true; // CloudFront requires SSL - $rest = new S3Request('PUT', '', '2008-06-30/distribution/'.$dist['id'].'/config', 'cloudfront.amazonaws.com'); - $rest->data = self::__getCloudFrontDistributionConfigXML($dist['origin'], $dist['enabled'], $dist['comment'], $dist['callerReference'], $dist['cnames']); - $rest->size = strlen($rest->data); - $rest->setHeader('If-Match', $dist['hash']); - $rest = self::__getCloudFrontResponse($rest); - - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::updateDistribution({$dist['id']}, ".(int)$enabled.", '$comment'): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } else { - $dist = self::__parseCloudFrontDistributionConfig($rest->body); - $dist['hash'] = $rest->headers['hash']; - return $dist; - } - return false; - } - - - /** - * Delete a CloudFront distribution - * - * @param array $dist Distribution array info identical to output of getDistribution() - * @return boolean - */ - public static function deleteDistribution($dist) { - self::$useSSL = true; // CloudFront requires SSL - $rest = new S3Request('DELETE', '', '2008-06-30/distribution/'.$dist['id'], 'cloudfront.amazonaws.com'); - $rest->setHeader('If-Match', $dist['hash']); - $rest = self::__getCloudFrontResponse($rest); - - if ($rest->error === false && $rest->code !== 204) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::deleteDistribution({$dist['id']}): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } - return true; - } - - - /** - * Get a list of CloudFront distributions - * - * @return array - */ - public static function listDistributions() { - self::$useSSL = true; // CloudFront requires SSL - $rest = new S3Request('GET', '', '2008-06-30/distribution', 'cloudfront.amazonaws.com'); - $rest = self::__getCloudFrontResponse($rest); - - if ($rest->error === false && $rest->code !== 200) - $rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status'); - if ($rest->error !== false) { - trigger_error(sprintf("S3::listDistributions(): [%s] %s", - $rest->error['code'], $rest->error['message']), E_USER_WARNING); - return false; - } elseif ($rest->body instanceof SimpleXMLElement && isset($rest->body->DistributionSummary)) { - $list = array(); - if (isset($rest->body->Marker, $rest->body->MaxItems, $rest->body->IsTruncated)) { - //$info['marker'] = (string)$rest->body->Marker; - //$info['maxItems'] = (int)$rest->body->MaxItems; - //$info['isTruncated'] = (string)$rest->body->IsTruncated == 'true' ? true : false; - } - foreach ($rest->body->DistributionSummary as $summary) { - $list[(string)$summary->Id] = self::__parseCloudFrontDistributionConfig($summary); - } - return $list; - } - return array(); - } - - - /** - * Get a DistributionConfig DOMDocument - * - * @internal Used to create XML in createDistribution() and updateDistribution() - * @param string $bucket Origin bucket - * @param boolean $enabled Enabled (true/false) - * @param string $comment Comment to append - * @param string $callerReference Caller reference - * @param array $cnames Array of CNAME aliases - * @return string - */ - private static function __getCloudFrontDistributionConfigXML($bucket, $enabled, $comment, $callerReference = '0', $cnames = array()) { - $dom = new DOMDocument('1.0', 'UTF-8'); - $dom->formatOutput = true; - $distributionConfig = $dom->createElement('DistributionConfig'); - $distributionConfig->setAttribute('xmlns', 'http://cloudfront.amazonaws.com/doc/2008-06-30/'); - $distributionConfig->appendChild($dom->createElement('Origin', $bucket)); - $distributionConfig->appendChild($dom->createElement('CallerReference', $callerReference)); - foreach ($cnames as $cname) - $distributionConfig->appendChild($dom->createElement('CNAME', $cname)); - if ($comment !== '') $distributionConfig->appendChild($dom->createElement('Comment', $comment)); - $distributionConfig->appendChild($dom->createElement('Enabled', $enabled ? 'true' : 'false')); - $dom->appendChild($distributionConfig); - return $dom->saveXML(); - } - - - /** - * Parse a CloudFront distribution config - * - * @internal Used to parse the CloudFront DistributionConfig node to an array - * @param object &$node DOMNode - * @return array - */ - private static function __parseCloudFrontDistributionConfig(&$node) { - $dist = array(); - if (isset($node->Id, $node->Status, $node->LastModifiedTime, $node->DomainName)) { - $dist['id'] = (string)$node->Id; - $dist['status'] = (string)$node->Status; - $dist['time'] = strtotime((string)$node->LastModifiedTime); - $dist['domain'] = (string)$node->DomainName; - } - if (isset($node->CallerReference)) - $dist['callerReference'] = (string)$node->CallerReference; - if (isset($node->Comment)) - $dist['comment'] = (string)$node->Comment; - if (isset($node->Enabled, $node->Origin)) { - $dist['origin'] = (string)$node->Origin; - $dist['enabled'] = (string)$node->Enabled == 'true' ? true : false; - } elseif (isset($node->DistributionConfig)) { - $dist = array_merge($dist, self::__parseCloudFrontDistributionConfig($node->DistributionConfig)); - } - if (isset($node->CNAME)) { - $dist['cnames'] = array(); - foreach ($node->CNAME as $cname) $dist['cnames'][(string)$cname] = (string)$cname; - } - return $dist; - } - - - /** - * Grab CloudFront response - * - * @internal Used to parse the CloudFront S3Request::getResponse() output - * @param object &$rest S3Request instance - * @return object - */ - private static function __getCloudFrontResponse(&$rest) { - $rest->getResponse(); - if ($rest->response->error === false && isset($rest->response->body) && - is_string($rest->response->body) && substr($rest->response->body, 0, 5) == '<?xml') { - $rest->response->body = simplexml_load_string($rest->response->body); - // Grab CloudFront errors - if (isset($rest->response->body->Error, $rest->response->body->Error->Code, - $rest->response->body->Error->Message)) { - $rest->response->error = array( - 'code' => (string)$rest->response->body->Error->Code, - 'message' => (string)$rest->response->body->Error->Message - ); - unset($rest->response->body); - } - } - return $rest->response; - } - - - /** - * Get MIME type for file - * - * @internal Used to get mime types - * @param string &$file File path - * @return string - */ - public static function __getMimeType(&$file) { - $type = false; - // Fileinfo documentation says fileinfo_open() will use the - // MAGIC env var for the magic file - if (extension_loaded('fileinfo') && isset($_ENV['MAGIC']) && - ($finfo = finfo_open(FILEINFO_MIME, $_ENV['MAGIC'])) !== false) { - if (($type = finfo_file($finfo, $file)) !== false) { - // Remove the charset and grab the last content-type - $type = explode(' ', str_replace('; charset=', ';charset=', $type)); - $type = array_pop($type); - $type = explode(';', $type); - $type = trim(array_shift($type)); - } - finfo_close($finfo); - - // If anyone is still using mime_content_type() - } elseif (function_exists('mime_content_type')) - $type = trim(mime_content_type($file)); - - if ($type !== false && strlen($type) > 0) return $type; - - // Otherwise do it the old fashioned way - static $exts = array( - 'jpg' => 'image/jpeg', 'gif' => 'image/gif', 'png' => 'image/png', - 'tif' => 'image/tiff', 'tiff' => 'image/tiff', 'ico' => 'image/x-icon', - 'swf' => 'application/x-shockwave-flash', 'pdf' => 'application/pdf', - 'zip' => 'application/zip', 'gz' => 'application/x-gzip', - 'tar' => 'application/x-tar', 'bz' => 'application/x-bzip', - 'bz2' => 'application/x-bzip2', 'txt' => 'text/plain', - 'asc' => 'text/plain', 'htm' => 'text/html', 'html' => 'text/html', - 'css' => 'text/css', 'js' => 'text/javascript', - 'xml' => 'text/xml', 'xsl' => 'application/xsl+xml', - 'ogg' => 'application/ogg', 'mp3' => 'audio/mpeg', 'wav' => 'audio/x-wav', - 'avi' => 'video/x-msvideo', 'mpg' => 'video/mpeg', 'mpeg' => 'video/mpeg', - 'mov' => 'video/quicktime', 'flv' => 'video/x-flv', 'php' => 'text/x-php' - ); - $ext = strtolower(pathInfo($file, PATHINFO_EXTENSION)); - return isset($exts[$ext]) ? $exts[$ext] : 'application/octet-stream'; - } - - - /** - * Generate the auth string: "AWS AccessKey:Signature" - * - * @internal Used by S3Request::getResponse() - * @param string $string String to sign - * @return string - */ - public static function __getSignature($string) { - return 'AWS '.self::$__accessKey.':'.self::__getHash($string); - } - - - /** - * Creates a HMAC-SHA1 hash - * - * This uses the hash extension if loaded - * - * @internal Used by __getSignature() - * @param string $string String to sign - * @return string - */ - private static function __getHash($string) { - return base64_encode(extension_loaded('hash') ? - hash_hmac('sha1', $string, self::$__secretKey, true) : pack('H*', sha1( - (str_pad(self::$__secretKey, 64, chr(0x00)) ^ (str_repeat(chr(0x5c), 64))) . - pack('H*', sha1((str_pad(self::$__secretKey, 64, chr(0x00)) ^ - (str_repeat(chr(0x36), 64))) . $string))))); - } - -} - -final class S3Request { - private $verb, $bucket, $uri, $resource = '', $parameters = array(), - $amzHeaders = array(), $headers = array( - 'Host' => '', 'Date' => '', 'Content-MD5' => '', 'Content-Type' => '' - ); - public $fp = false, $size = 0, $data = false, $response; - - - /** - * Constructor - * - * @param string $verb Verb - * @param string $bucket Bucket name - * @param string $uri Object URI - * @return mixed - */ - function __construct($verb, $bucket = '', $uri = '', $defaultHost = 's3.amazonaws.com') { - $this->verb = $verb; - $this->bucket = strtolower($bucket); - $this->uri = $uri !== '' ? '/'.str_replace('%2F', '/', rawurlencode($uri)) : '/'; - - if ($this->bucket !== '') { - $this->headers['Host'] = $this->bucket.'.'.$defaultHost; - $this->resource = '/'.$this->bucket.$this->uri; - } else { - $this->headers['Host'] = $defaultHost; - //$this->resource = strlen($this->uri) > 1 ? '/'.$this->bucket.$this->uri : $this->uri; - $this->resource = $this->uri; - } - $this->headers['Date'] = gmdate('D, d M Y H:i:s T'); - - $this->response = new STDClass; - $this->response->error = false; - } - - - /** - * Set request parameter - * - * @param string $key Key - * @param string $value Value - * @return void - */ - public function setParameter($key, $value) { - $this->parameters[$key] = $value; - } - - - /** - * Set request header - * - * @param string $key Key - * @param string $value Value - * @return void - */ - public function setHeader($key, $value) { - $this->headers[$key] = $value; - } - - - /** - * Set x-amz-meta-* header - * - * @param string $key Key - * @param string $value Value - * @return void - */ - public function setAmzHeader($key, $value) { - $this->amzHeaders[$key] = $value; - } - - - /** - * Get the S3 response - * - * @return object | false - */ - public function getResponse() { - $query = ''; - if (sizeof($this->parameters) > 0) { - $query = substr($this->uri, -1) !== '?' ? '?' : '&'; - foreach ($this->parameters as $var => $value) - if ($value == null || $value == '') $query .= $var.'&'; - // Parameters should be encoded (thanks Sean O'Dea) - else $query .= $var.'='.rawurlencode($value).'&'; - $query = substr($query, 0, -1); - $this->uri .= $query; - - if (array_key_exists('acl', $this->parameters) || - array_key_exists('location', $this->parameters) || - array_key_exists('torrent', $this->parameters) || - array_key_exists('logging', $this->parameters)) - $this->resource .= $query; - } - $url = ((S3::$useSSL && extension_loaded('openssl')) ? - 'https://':'http://').$this->headers['Host'].$this->uri; - //var_dump($this->bucket, $this->uri, $this->resource, $url); - - // Basic setup - $curl = curl_init(); - curl_setopt($curl, CURLOPT_USERAGENT, 'S3/php'); - - if (S3::$useSSL) { - curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); - curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 1); - } - - curl_setopt($curl, CURLOPT_URL, $url); - - // Headers - $headers = array(); $amz = array(); - foreach ($this->amzHeaders as $header => $value) - if (strlen($value) > 0) $headers[] = $header.': '.$value; - foreach ($this->headers as $header => $value) - if (strlen($value) > 0) $headers[] = $header.': '.$value; - - // Collect AMZ headers for signature - foreach ($this->amzHeaders as $header => $value) - if (strlen($value) > 0) $amz[] = strtolower($header).':'.$value; - - // AMZ headers must be sorted - if (sizeof($amz) > 0) { - sort($amz); - $amz = "\n".implode("\n", $amz); - } else $amz = ''; - - // Authorization string (CloudFront stringToSign should only contain a date) - $headers[] = 'Authorization: ' . S3::__getSignature( - $this->headers['Host'] == 'cloudfront.amazonaws.com' ? $this->headers['Date'] : - $this->verb."\n".$this->headers['Content-MD5']."\n". - $this->headers['Content-Type']."\n".$this->headers['Date'].$amz."\n".$this->resource - ); - - curl_setopt($curl, CURLOPT_HTTPHEADER, $headers); - curl_setopt($curl, CURLOPT_HEADER, false); - curl_setopt($curl, CURLOPT_RETURNTRANSFER, false); - curl_setopt($curl, CURLOPT_WRITEFUNCTION, array(&$this, '__responseWriteCallback')); - curl_setopt($curl, CURLOPT_HEADERFUNCTION, array(&$this, '__responseHeaderCallback')); - curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); - - // Request types - switch ($this->verb) { - case 'GET': break; - case 'PUT': case 'POST': // POST only used for CloudFront - if ($this->fp !== false) { - curl_setopt($curl, CURLOPT_PUT, true); - curl_setopt($curl, CURLOPT_INFILE, $this->fp); - if ($this->size >= 0) - curl_setopt($curl, CURLOPT_INFILESIZE, $this->size); - } elseif ($this->data !== false) { - curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $this->verb); - curl_setopt($curl, CURLOPT_POSTFIELDS, $this->data); - if ($this->size >= 0) - curl_setopt($curl, CURLOPT_BUFFERSIZE, $this->size); - } else - curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $this->verb); - break; - case 'HEAD': - curl_setopt($curl, CURLOPT_CUSTOMREQUEST, 'HEAD'); - curl_setopt($curl, CURLOPT_NOBODY, true); - break; - case 'DELETE': - curl_setopt($curl, CURLOPT_CUSTOMREQUEST, 'DELETE'); - break; - default: break; - } - - // Execute, grab errors - if (curl_exec($curl)) - $this->response->code = curl_getinfo($curl, CURLINFO_HTTP_CODE); - else - $this->response->error = array( - 'code' => curl_errno($curl), - 'message' => curl_error($curl), - 'resource' => $this->resource - ); - - @curl_close($curl); - - // Parse body into XML - if ($this->response->error === false && isset($this->response->headers['type']) && - $this->response->headers['type'] == 'application/xml' && isset($this->response->body)) { - $this->response->body = simplexml_load_string($this->response->body); - - // Grab S3 errors - if (!in_array($this->response->code, array(200, 204)) && - isset($this->response->body->Code, $this->response->body->Message)) { - $this->response->error = array( - 'code' => (string)$this->response->body->Code, - 'message' => (string)$this->response->body->Message - ); - if (isset($this->response->body->Resource)) - $this->response->error['resource'] = (string)$this->response->body->Resource; - unset($this->response->body); - } - } - - // Clean up file resources - if ($this->fp !== false && is_resource($this->fp)) fclose($this->fp); - - return $this->response; - } - - - /** - * CURL write callback - * - * @param resource &$curl CURL resource - * @param string &$data Data - * @return integer - */ - private function __responseWriteCallback(&$curl, &$data) { - if ($this->response->code == 200 && $this->fp !== false) - return fwrite($this->fp, $data); - else - $this->response->body .= $data; - return strlen($data); - } - - - /** - * CURL header callback - * - * @param resource &$curl CURL resource - * @param string &$data Data - * @return integer - */ - private function __responseHeaderCallback(&$curl, &$data) { - if (($strlen = strlen($data)) <= 2) return $strlen; - if (substr($data, 0, 4) == 'HTTP') - $this->response->code = (int)substr($data, 9, 3); - else { - list($header, $value) = explode(': ', trim($data), 2); - if ($header == 'Last-Modified') - $this->response->headers['time'] = strtotime($value); - elseif ($header == 'Content-Length') - $this->response->headers['size'] = (int)$value; - elseif ($header == 'Content-Type') - $this->response->headers['type'] = $value; - elseif ($header == 'ETag') - $this->response->headers['hash'] = $value{0} == '"' ? substr($value, 1, -1) : $value; - elseif (preg_match('/^x-amz-meta-.*$/', $header)) - $this->response->headers[$header] = is_numeric($value) ? (int)$value : $value; - } - return $strlen; - } - -} |