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updraftplus
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cloudfiles
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cloudfiles.php
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<?php /** * This is the PHP Cloud Files API. * * <code> * # Authenticate to Cloud Files. The default is to automatically try * # to re-authenticate if an authentication token expires. * # * # NOTE: Some versions of cURL include an outdated certificate authority (CA) * # file. This API ships with a newer version obtained directly from * # cURL's web site (http://curl.haxx.se). To use the newer CA bundle, * # call the CF_Authentication instance's 'ssl_use_cabundle()' method. * # * $auth = new CF_Authentication($username, $api_key); * # $auth->ssl_use_cabundle(); # bypass cURL's old CA bundle * $auth->authenticate(); * * # Establish a connection to the storage system * # * # NOTE: Some versions of cURL include an outdated certificate authority (CA) * # file. This API ships with a newer version obtained directly from * # cURL's web site (http://curl.haxx.se). To use the newer CA bundle, * # call the CF_Connection instance's 'ssl_use_cabundle()' method. * # * $conn = new CF_Connection($auth); * # $conn->ssl_use_cabundle(); # bypass cURL's old CA bundle * * # Create a remote Container and storage Object * # * $images = $conn->create_container("photos"); * $bday = $images->create_object("first_birthday.jpg"); * * # Upload content from a local file by streaming it. Note that we use * # a "float" for the file size to overcome PHP's 32-bit integer limit for * # very large files. * # * $fname = "/home/user/photos/birthdays/birthday1.jpg"; # filename to upload * $size = (float) sprintf("%u", filesize($fname)); * $fp = open($fname, "r"); * $bday->write($fp, $size); * * # Or... use a convenience function instead * # * $bday->load_from_filename("/home/user/photos/birthdays/birthday1.jpg"); * * # Now, publish the "photos" container to serve the images by CDN. * # Use the "$uri" value to put in your web pages or send the link in an * # email message, etc. * # * $uri = $images->make_public(); * * # Or... print out the Object's public URI * # * print $bday->public_uri(); * </code> * * See the included tests directory for additional sample code. * * Requres PHP 5.x (for Exceptions and OO syntax) and PHP's cURL module. * * It uses the supporting "cloudfiles_http.php" module for HTTP(s) support and * allows for connection re-use and streaming of content into/out of Cloud Files * via PHP's cURL module. * * See COPYING for license information. * * @author Eric "EJ" Johnson <ej@racklabs.com> * @copyright Copyright (c) 2008, Rackspace US, Inc. * @package php-cloudfiles */ /** */ require_once(UPDRAFTPLUS_DIR."/includes/cloudfiles/cloudfiles_exceptions.php"); require_once(UPDRAFTPLUS_DIR."/includes/cloudfiles/cloudfiles_http.php"); @define("DEFAULT_CF_API_VERSION", 1); @define("MAX_CONTAINER_NAME_LEN", 256); @define("MAX_OBJECT_NAME_LEN", 1024); @define("MAX_OBJECT_SIZE", 5*1024*1024*1024+1); @define("US_AUTHURL", "https://auth.api.rackspacecloud.com"); @define("UK_AUTHURL", "https://lon.auth.api.rackspacecloud.com"); /** * Class for handling Cloud Files Authentication, call it's {@link authenticate()} * method to obtain authorized service urls and an authentication token. * * Example: * <code> * # Create the authentication instance * # * $auth = new CF_Authentication("username", "api_key"); * * # NOTE: For UK Customers please specify your AuthURL Manually * # There is a Predfined constant to use EX: * # * # $auth = new CF_Authentication("username, "api_key", NULL, UK_AUTHURL); * # Using the UK_AUTHURL keyword will force the api to use the UK AuthUrl. * # rather then the US one. The NULL Is passed for legacy purposes and must * # be passed to function correctly. * * # NOTE: Some versions of cURL include an outdated certificate authority (CA) * # file. This API ships with a newer version obtained directly from * # cURL's web site (http://curl.haxx.se). To use the newer CA bundle, * # call the CF_Authentication instance's 'ssl_use_cabundle()' method. * # * # $auth->ssl_use_cabundle(); # bypass cURL's old CA bundle * * # Perform authentication request * # * $auth->authenticate(); * </code> * * @package php-cloudfiles */ class UpdraftPlus_CF_Authentication { public $dbug; public $username; public $api_key; public $auth_host; public $account; /** * Instance variables that are set after successful authentication */ public $storage_url; public $cdnm_url; public $auth_token; /** * Class constructor (PHP 5 syntax) * * @param string $username Mosso username * @param string $api_key Mosso API Access Key * @param string $account <i>Account name</i> * @param string $auth_host <i>Authentication service URI</i> */ function __construct($username=NULL, $api_key=NULL, $account=NULL, $auth_host=US_AUTHURL) { $this->dbug = False; $this->username = $username; $this->api_key = $api_key; $this->account_name = $account; $this->auth_host = $auth_host; $this->storage_url = NULL; $this->cdnm_url = NULL; $this->auth_token = NULL; $this->cfs_http = new UpdraftPlus_CF_Http(DEFAULT_CF_API_VERSION); } /** * Use the Certificate Authority bundle included with this API * * Most versions of PHP with cURL support include an outdated Certificate * Authority (CA) bundle (the file that lists all valid certificate * signing authorities). The SSL certificates used by the Cloud Files * storage system are perfectly valid but have been created/signed by * a CA not listed in these outdated cURL distributions. * * As a work-around, we've included an updated CA bundle obtained * directly from cURL's web site (http://curl.haxx.se). You can direct * the API to use this CA bundle by calling this method prior to making * any remote calls. The best place to use this method is right after * the CF_Authentication instance has been instantiated. * * You can specify your own CA bundle by passing in the full pathname * to the bundle. You can use the included CA bundle by leaving the * argument blank. * * @param string $path Specify path to CA bundle (default to included) */ function ssl_use_cabundle($path=NULL) { $this->cfs_http->ssl_use_cabundle($path); } /** * Attempt to validate Username/API Access Key * * Attempts to validate credentials with the authentication service. It * either returns <kbd>True</kbd> or throws an Exception. Accepts a single * (optional) argument for the storage system API version. * * Example: * <code> * # Create the authentication instance * # * $auth = new CF_Authentication("username", "api_key"); * * # Perform authentication request * # * $auth->authenticate(); * </code> * * @param string $version API version for Auth service (optional) * @return boolean <kbd>True</kbd> if successfully authenticated * @throws AuthenticationException invalid credentials * @throws InvalidResponseException invalid response */ function authenticate($version=DEFAULT_CF_API_VERSION) { list($status,$reason,$surl,$curl,$atoken) = $this->cfs_http->authenticate($this->username, $this->api_key, $this->account_name, $this->auth_host); if ($status == 401) { throw new AuthenticationException("Invalid username or access key."); } if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Unexpected response (".$status."): ".$reason); } if (!($surl || $curl) || !$atoken) { throw new InvalidResponseException( "Expected headers missing from auth service."); } $this->storage_url = $surl; $this->cdnm_url = $curl; $this->auth_token = $atoken; return True; } /** * Use Cached Token and Storage URL's rather then grabbing from the Auth System * * Example: * <code> * #Create an Auth instance * $auth = new CF_Authentication(); * #Pass Cached URL's and Token as Args * $auth->load_cached_credentials("auth_token", "storage_url", "cdn_management_url"); * </code> * * @param string $auth_token A Cloud Files Auth Token (Required) * @param string $storage_url The Cloud Files Storage URL (Required) * @param string $cdnm_url CDN Management URL (Required) * @return boolean <kbd>True</kbd> if successful * @throws SyntaxException If any of the Required Arguments are missing */ function load_cached_credentials($auth_token, $storage_url, $cdnm_url) { if(!$storage_url || !$cdnm_url) { throw new SyntaxException("Missing Required Interface URL's!"); return False; } if(!$auth_token) { throw new SyntaxException("Missing Auth Token!"); return False; } $this->storage_url = $storage_url; $this->cdnm_url = $cdnm_url; $this->auth_token = $auth_token; return True; } /** * Grab Cloud Files info to be Cached for later use with the load_cached_credentials method. * * Example: * <code> * #Create an Auth instance * $auth = new CF_Authentication("UserName","API_Key"); * $auth->authenticate(); * $array = $auth->export_credentials(); * </code> * * @return array of url's and an auth token. */ function export_credentials() { $arr = array(); $arr['storage_url'] = $this->storage_url; $arr['cdnm_url'] = $this->cdnm_url; $arr['auth_token'] = $this->auth_token; return $arr; } /** * Make sure the CF_Authentication instance has authenticated. * * Ensures that the instance variables necessary to communicate with * Cloud Files have been set from a previous authenticate() call. * * @return boolean <kbd>True</kbd> if successfully authenticated */ function authenticated() { if (!($this->storage_url || $this->cdnm_url) || !$this->auth_token) { return False; } return True; } /** * Toggle debugging - set cURL verbose flag */ function setDebug($bool) { $this->dbug = $bool; $this->cfs_http->setDebug($bool); } } /** * Class for establishing connections to the Cloud Files storage system. * Connection instances are used to communicate with the storage system at * the account level; listing and deleting Containers and returning Container * instances. * * Example: * <code> * # Create the authentication instance * # * $auth = new CF_Authentication("username", "api_key"); * * # Perform authentication request * # * $auth->authenticate(); * * # Create a connection to the storage/cdn system(s) and pass in the * # validated CF_Authentication instance. * # * $conn = new CF_Connection($auth); * * # NOTE: Some versions of cURL include an outdated certificate authority (CA) * # file. This API ships with a newer version obtained directly from * # cURL's web site (http://curl.haxx.se). To use the newer CA bundle, * # call the CF_Authentication instance's 'ssl_use_cabundle()' method. * # * # $conn->ssl_use_cabundle(); # bypass cURL's old CA bundle * </code> * * @package php-cloudfiles */ class UpdraftPlus_CF_Connection { public $dbug; public $cfs_http; public $cfs_auth; /** * Pass in a previously authenticated CF_Authentication instance. * * Example: * <code> * # Create the authentication instance * # * $auth = new CF_Authentication("username", "api_key"); * * # Perform authentication request * # * $auth->authenticate(); * * # Create a connection to the storage/cdn system(s) and pass in the * # validated CF_Authentication instance. * # * $conn = new CF_Connection($auth); * * # If you are connecting via Rackspace servers and have access * # to the servicenet network you can set the $servicenet to True * # like this. * * $conn = new CF_Connection($auth, $servicenet=True); * * </code> * * If the environement variable RACKSPACE_SERVICENET is defined it will * force to connect via the servicenet. * * @param obj $cfs_auth previously authenticated CF_Authentication instance * @param boolean $servicenet enable/disable access via Rackspace servicenet. * @throws AuthenticationException not authenticated */ function __construct($cfs_auth, $servicenet=False) { if (isset($_ENV['RACKSPACE_SERVICENET'])) $servicenet=True; $this->cfs_http = new UpdraftPlus_CF_Http(DEFAULT_CF_API_VERSION); $this->cfs_auth = $cfs_auth; if (!$this->cfs_auth->authenticated()) { $e = "Need to pass in a previously authenticated "; $e .= "CF_Authentication instance."; throw new AuthenticationException($e); } $this->cfs_http->setCFAuth($this->cfs_auth, $servicenet=$servicenet); $this->dbug = False; } /** * Toggle debugging of instance and back-end HTTP module * * @param boolean $bool enable/disable cURL debugging */ function setDebug($bool) { $this->dbug = (boolean) $bool; $this->cfs_http->setDebug($this->dbug); } /** * Close a connection * * Example: * <code> * * $conn->close(); * * </code> * * Will close all current cUrl active connections. * */ public function close() { $this->cfs_http->close(); } /** * Cloud Files account information * * Return an array of two floats (since PHP only supports 32-bit integers); * number of containers on the account and total bytes used for the account. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * list($quantity, $bytes) = $conn->get_info(); * print "Number of containers: " . $quantity . "\n"; * print "Bytes stored in container: " . $bytes . "\n"; * </code> * * @return array (number of containers, total bytes stored) * @throws InvalidResponseException unexpected response */ function get_info() { list($status, $reason, $container_count, $total_bytes) = $this->cfs_http->head_account(); #if ($status == 401 && $this->_re_auth()) { # return $this->get_info(); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return array($container_count, $total_bytes); } /** * Create a Container * * Given a Container name, return a Container instance, creating a new * remote Container if it does not exit. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->create_container("my photos"); * </code> * * @param string $container_name container name * @return CF_Container * @throws SyntaxException invalid name * @throws InvalidResponseException unexpected response */ function create_container($container_name=NULL) { if ($container_name != "0" and !isset($container_name)) throw new SyntaxException("Container name not set."); if (!isset($container_name) or $container_name == "") throw new SyntaxException("Container name not set."); if (strpos($container_name, "/") !== False) { $r = "Container name '".$container_name; $r .= "' cannot contain a '/' character."; throw new SyntaxException($r); } if (strlen($container_name) > MAX_CONTAINER_NAME_LEN) { throw new SyntaxException(sprintf( "Container name exeeds %d bytes.", MAX_CONTAINER_NAME_LEN)); } $return_code = $this->cfs_http->create_container($container_name); if (!$return_code) { throw new InvalidResponseException("Invalid response (" . $return_code. "): " . $this->cfs_http->get_error()); } #if ($status == 401 && $this->_re_auth()) { # return $this->create_container($container_name); #} if ($return_code != 201 && $return_code != 202) { throw new InvalidResponseException( "Invalid response (".$return_code."): " . $this->cfs_http->get_error()); } return new UpdraftPlus_CF_Container($this->cfs_auth, $this->cfs_http, $container_name); } /** * Delete a Container * * Given either a Container instance or name, remove the remote Container. * The Container must be empty prior to removing it. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $conn->delete_container("my photos"); * </code> * * @param string|obj $container container name or instance * @return boolean <kbd>True</kbd> if successfully deleted * @throws SyntaxException missing proper argument * @throws InvalidResponseException invalid response * @throws NonEmptyContainerException container not empty * @throws NoSuchContainerException remote container does not exist */ function delete_container($container=NULL) { $container_name = NULL; if (is_object($container)) { if (get_class($container) == "UpdraftPlus_CF_Container") { $container_name = $container->name; } } if (is_string($container)) { $container_name = $container; } if ($container_name != "0" and !isset($container_name)) throw new SyntaxException("Must specify container object or name."); $return_code = $this->cfs_http->delete_container($container_name); if (!$return_code) { throw new InvalidResponseException("Failed to obtain http response"); } #if ($status == 401 && $this->_re_auth()) { # return $this->delete_container($container); #} if ($return_code == 409) { throw new NonEmptyContainerException( "Container must be empty prior to removing it."); } if ($return_code == 404) { throw new NoSuchContainerException( "Specified container did not exist to delete."); } if ($return_code != 204) { throw new InvalidResponseException( "Invalid response (".$return_code."): " . $this->cfs_http->get_error()); } return True; } /** * Return a Container instance * * For the given name, return a Container instance if the remote Container * exists, otherwise throw a Not Found exception. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * print "Number of Objects: " . $images->count . "\n"; * print "Bytes stored in container: " . $images->bytes . "\n"; * </code> * * @param string $container_name name of the remote Container * @return container CF_Container instance * @throws NoSuchContainerException thrown if no remote Container * @throws InvalidResponseException unexpected response */ function get_container($container_name=NULL) { list($status, $reason, $count, $bytes) = $this->cfs_http->head_container($container_name); #if ($status == 401 && $this->_re_auth()) { # return $this->get_container($container_name); #} if ($status == 404) { throw new NoSuchContainerException("Container not found."); } if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response: ".$this->cfs_http->get_error()); } return new UpdraftPlus_3CF_Container($this->cfs_auth, $this->cfs_http, $container_name, $count, $bytes); } /** * Return array of Container instances * * Return an array of CF_Container instances on the account. The instances * will be fully populated with Container attributes (bytes stored and * Object count) * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $clist = $conn->get_containers(); * foreach ($clist as $cont) { * print "Container name: " . $cont->name . "\n"; * print "Number of Objects: " . $cont->count . "\n"; * print "Bytes stored in container: " . $cont->bytes . "\n"; * } * </code> * * @return array An array of CF_Container instances * @throws InvalidResponseException unexpected response */ function get_containers($limit=0, $marker=NULL) { list($status, $reason, $container_info) = $this->cfs_http->list_containers_info($limit, $marker); #if ($status == 401 && $this->_re_auth()) { # return $this->get_containers(); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response: ".$this->cfs_http->get_error()); } $containers = array(); foreach ($container_info as $name => $info) { $containers[] = new UpdraftPlus_CF_Container($this->cfs_auth, $this->cfs_http, $info['name'], $info["count"], $info["bytes"], False); } return $containers; } /** * Return list of remote Containers * * Return an array of strings containing the names of all remote Containers. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $container_list = $conn->list_containers(); * print_r($container_list); * Array * ( * [0] => "my photos", * [1] => "my docs" * ) * </code> * * @param integer $limit restrict results to $limit Containers * @param string $marker return results greater than $marker * @return array list of remote Containers * @throws InvalidResponseException unexpected response */ function list_containers($limit=0, $marker=NULL) { list($status, $reason, $containers) = $this->cfs_http->list_containers($limit, $marker); #if ($status == 401 && $this->_re_auth()) { # return $this->list_containers($limit, $marker); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return $containers; } /** * Return array of information about remote Containers * * Return a nested array structure of Container info. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * * $container_info = $conn->list_containers_info(); * print_r($container_info); * Array * ( * ["my photos"] => * Array * ( * ["bytes"] => 78, * ["count"] => 2 * ) * ["docs"] => * Array * ( * ["bytes"] => 37323, * ["count"] => 12 * ) * ) * </code> * * @param integer $limit restrict results to $limit Containers * @param string $marker return results greater than $marker * @return array nested array structure of Container info * @throws InvalidResponseException unexpected response */ function list_containers_info($limit=0, $marker=NULL) { list($status, $reason, $container_info) = $this->cfs_http->list_containers_info($limit, $marker); #if ($status == 401 && $this->_re_auth()) { # return $this->list_containers_info($limit, $marker); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return $container_info; } /** * Return list of Containers that have been published to the CDN. * * Return an array of strings containing the names of published Containers. * Note that this function returns the list of any Container that has * ever been CDN-enabled regardless of it's existence in the storage * system. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_containers = $conn->list_public_containers(); * print_r($public_containers); * Array * ( * [0] => "images", * [1] => "css", * [2] => "javascript" * ) * </code> * * @param bool $enabled_only Will list all containers ever CDN enabled if * set to false or only currently enabled CDN containers if set to true. * Defaults to false. * @return array list of published Container names * @throws InvalidResponseException unexpected response */ function list_public_containers($enabled_only=False) { list($status, $reason, $containers) = $this->cfs_http->list_cdn_containers($enabled_only); #if ($status == 401 && $this->_re_auth()) { # return $this->list_public_containers(); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return $containers; } /** * Set a user-supplied callback function to report download progress * * The callback function is used to report incremental progress of a data * download functions (e.g. $container->list_objects(), $obj->read(), etc). * The specified function will be periodically called with the number of * bytes transferred until the entire download is complete. This callback * function can be useful for implementing "progress bars" for large * downloads. * * The specified callback function should take a single integer parameter. * * <code> * function read_callback($bytes_transferred) { * print ">> downloaded " . $bytes_transferred . " bytes.\n"; * # ... do other things ... * return; * } * * $conn = new CF_Connection($auth_obj); * $conn->set_read_progress_function("read_callback"); * print_r($conn->list_containers()); * * # output would look like this: * # * >> downloaded 10 bytes. * >> downloaded 11 bytes. * Array * ( * [0] => fuzzy.txt * [1] => space name * ) * </code> * * @param string $func_name the name of the user callback function */ function set_read_progress_function($func_name) { $this->cfs_http->setReadProgressFunc($func_name); } /** * Set a user-supplied callback function to report upload progress * * The callback function is used to report incremental progress of a data * upload functions (e.g. $obj->write() call). The specified function will * be periodically called with the number of bytes transferred until the * entire upload is complete. This callback function can be useful * for implementing "progress bars" for large uploads/downloads. * * The specified callback function should take a single integer parameter. * * <code> * function write_callback($bytes_transferred) { * print ">> uploaded " . $bytes_transferred . " bytes.\n"; * # ... do other things ... * return; * } * * $conn = new CF_Connection($auth_obj); * $conn->set_write_progress_function("write_callback"); * $container = $conn->create_container("stuff"); * $obj = $container->create_object("foo"); * $obj->write("The callback function will be called during upload."); * * # output would look like this: * # >> uploaded 51 bytes. * # * </code> * * @param string $func_name the name of the user callback function */ function set_write_progress_function($func_name) { $this->cfs_http->setWriteProgressFunc($func_name); } /** * Use the Certificate Authority bundle included with this API * * Most versions of PHP with cURL support include an outdated Certificate * Authority (CA) bundle (the file that lists all valid certificate * signing authorities). The SSL certificates used by the Cloud Files * storage system are perfectly valid but have been created/signed by * a CA not listed in these outdated cURL distributions. * * As a work-around, we've included an updated CA bundle obtained * directly from cURL's web site (http://curl.haxx.se). You can direct * the API to use this CA bundle by calling this method prior to making * any remote calls. The best place to use this method is right after * the CF_Authentication instance has been instantiated. * * You can specify your own CA bundle by passing in the full pathname * to the bundle. You can use the included CA bundle by leaving the * argument blank. * * @param string $path Specify path to CA bundle (default to included) */ function ssl_use_cabundle($path=NULL) { $this->cfs_http->ssl_use_cabundle($path); } #private function _re_auth() #{ # $new_auth = new CF_Authentication( # $this->cfs_auth->username, # $this->cfs_auth->api_key, # $this->cfs_auth->auth_host, # $this->cfs_auth->account); # $new_auth->authenticate(); # $this->cfs_auth = $new_auth; # $this->cfs_http->setCFAuth($this->cfs_auth); # return True; #} } /** * Container operations * * Containers are storage compartments where you put your data (objects). * A container is similar to a directory or folder on a conventional filesystem * with the exception that they exist in a flat namespace, you can not create * containers inside of containers. * * You also have the option of marking a Container as "public" so that the * Objects stored in the Container are publicly available via the CDN. * * @package php-cloudfiles */ class UpdraftPlus_CF_Container { public $cfs_auth; public $cfs_http; public $name; public $object_count; public $bytes_used; public $metadata; public $cdn_enabled; public $cdn_streaming_uri; public $cdn_ssl_uri; public $cdn_uri; public $cdn_ttl; public $cdn_log_retention; public $cdn_acl_user_agent; public $cdn_acl_referrer; /** * Class constructor * * Constructor for Container * * @param obj $cfs_auth CF_Authentication instance * @param obj $cfs_http HTTP connection manager * @param string $name name of Container * @param int $count number of Objects stored in this Container * @param int $bytes number of bytes stored in this Container * @throws SyntaxException invalid Container name */ function __construct(&$cfs_auth, &$cfs_http, $name, $count=0, $bytes=0, $docdn=True) { if (strlen($name) > MAX_CONTAINER_NAME_LEN) { throw new SyntaxException("Container name exceeds " . "maximum allowed length."); } if (strpos($name, "/") !== False) { throw new SyntaxException( "Container names cannot contain a '/' character."); } $this->cfs_auth = $cfs_auth; $this->cfs_http = $cfs_http; $this->name = $name; $this->object_count = $count; $this->bytes_used = $bytes; $this->metadata = array(); $this->cdn_enabled = NULL; $this->cdn_uri = NULL; $this->cdn_ssl_uri = NULL; $this->cdn_streaming_uri = NULL; $this->cdn_ttl = NULL; $this->cdn_log_retention = NULL; $this->cdn_acl_user_agent = NULL; $this->cdn_acl_referrer = NULL; if ($this->cfs_http->getCDNMUrl() != NULL && $docdn) { $this->_cdn_initialize(); } } /** * String representation of Container * * Pretty print the Container instance. * * @return string Container details */ function __toString() { $me = sprintf("name: %s, count: %.0f, bytes: %.0f", $this->name, $this->object_count, $this->bytes_used); if ($this->cfs_http->getCDNMUrl() != NULL) { $me .= sprintf(", cdn: %s, cdn uri: %s, cdn ttl: %.0f, logs retention: %s", $this->is_public() ? "Yes" : "No", $this->cdn_uri, $this->cdn_ttl, $this->cdn_log_retention ? "Yes" : "No" ); if ($this->cdn_acl_user_agent != NULL) { $me .= ", cdn acl user agent: " . $this->cdn_acl_user_agent; } if ($this->cdn_acl_referrer != NULL) { $me .= ", cdn acl referrer: " . $this->cdn_acl_referrer; } } return $me; } /** * Enable Container content to be served via CDN or modify CDN attributes * * Either enable this Container's content to be served via CDN or * adjust its CDN attributes. This Container will always return the * same CDN-enabled URI each time it is toggled public/private/public. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->create_container("public"); * * # CDN-enable the container and set it's TTL for a month * # * $public_container->make_public(86400/2); # 12 hours (86400 seconds/day) * </code> * * @param int $ttl the time in seconds content will be cached in the CDN * @returns string the CDN enabled Container's URI * @throws CDNNotEnabledException CDN functionality not returned during auth * @throws AuthenticationException if auth token is not valid/expired * @throws InvalidResponseException unexpected response */ function make_public($ttl=86400) { if ($this->cfs_http->getCDNMUrl() == NULL) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } if ($this->cdn_uri != NULL) { # previously published, assume we're setting new attributes list($status, $reason, $cdn_uri, $cdn_ssl_uri) = $this->cfs_http->update_cdn_container($this->name,$ttl, $this->cdn_log_retention, $this->cdn_acl_user_agent, $this->cdn_acl_referrer); #if ($status == 401 && $this->_re_auth()) { # return $this->make_public($ttl); #} if ($status == 404) { # this instance _thinks_ the container was published, but the # cdn management system thinks otherwise - try again with a PUT list($status, $reason, $cdn_uri, $cdn_ssl_uri) = $this->cfs_http->add_cdn_container($this->name,$ttl); } } else { # publish it for first time list($status, $reason, $cdn_uri, $cdn_ssl_uri) = $this->cfs_http->add_cdn_container($this->name,$ttl); } #if ($status == 401 && $this->_re_auth()) { # return $this->make_public($ttl); #} if (!in_array($status, array(201,202))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_enabled = True; $this->cdn_ttl = $ttl; $this->cdn_ssl_uri = $cdn_ssl_uri; $this->cdn_uri = $cdn_uri; $this->cdn_log_retention = False; $this->cdn_acl_user_agent = ""; $this->cdn_acl_referrer = ""; return $this->cdn_uri; } /** * Purge Containers objects from CDN Cache. * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * $container = $conn->get_container("cdn_enabled"); * $container->purge_from_cdn("user@domain.com"); * # or * $container->purge_from_cdn(); * # or * $container->purge_from_cdn("user1@domain.com,user2@domain.com"); * @returns boolean True if successful * @throws CDNNotEnabledException if CDN Is not enabled on this connection * @throws InvalidResponseException if the response expected is not returned */ function purge_from_cdn($email=null) { if (!$this->cfs_http->getCDNMUrl()) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } $status = $this->cfs_http->purge_from_cdn($this->name, $email); if ($status < 199 or $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return True; } /** * Enable ACL restriction by User Agent for this container. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # Enable ACL by Referrer * $public_container->acl_referrer("Mozilla"); * </code> * * @returns boolean True if successful * @throws CDNNotEnabledException CDN functionality not returned during auth * @throws AuthenticationException if auth token is not valid/expired * @throws InvalidResponseException unexpected response */ function acl_user_agent($cdn_acl_user_agent="") { if ($this->cfs_http->getCDNMUrl() == NULL) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } list($status,$reason) = $this->cfs_http->update_cdn_container($this->name, $this->cdn_ttl, $this->cdn_log_retention, $cdn_acl_user_agent, $this->cdn_acl_referrer ); if (!in_array($status, array(202,404))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_acl_user_agent = $cdn_acl_user_agent; return True; } /** * Enable ACL restriction by referer for this container. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # Enable Referrer * $public_container->acl_referrer("http://www.example.com/gallery.php"); * </code> * * @returns boolean True if successful * @throws CDNNotEnabledException CDN functionality not returned during auth * @throws AuthenticationException if auth token is not valid/expired * @throws InvalidResponseException unexpected response */ function acl_referrer($cdn_acl_referrer="") { if ($this->cfs_http->getCDNMUrl() == NULL) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } list($status,$reason) = $this->cfs_http->update_cdn_container($this->name, $this->cdn_ttl, $this->cdn_log_retention, $this->cdn_acl_user_agent, $cdn_acl_referrer ); if (!in_array($status, array(202,404))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_acl_referrer = $cdn_acl_referrer; return True; } /** * Enable log retention for this CDN container. * * Enable CDN log retention on the container. If enabled logs will * be periodically (at unpredictable intervals) compressed and * uploaded to a ".CDN_ACCESS_LOGS" container in the form of * "container_name.YYYYMMDDHH-XXXX.gz". Requires CDN be enabled on * the account. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # Enable logs retention. * $public_container->log_retention(True); * </code> * * @returns boolean True if successful * @throws CDNNotEnabledException CDN functionality not returned during auth * @throws AuthenticationException if auth token is not valid/expired * @throws InvalidResponseException unexpected response */ function log_retention($cdn_log_retention=False) { if ($this->cfs_http->getCDNMUrl() == NULL) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } list($status,$reason) = $this->cfs_http->update_cdn_container($this->name, $this->cdn_ttl, $cdn_log_retention, $this->cdn_acl_user_agent, $this->cdn_acl_referrer ); if (!in_array($status, array(202,404))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_log_retention = $cdn_log_retention; return True; } /** * Disable the CDN sharing for this container * * Use this method to disallow distribution into the CDN of this Container's * content. * * NOTE: Any content already cached in the CDN will continue to be served * from its cache until the TTL expiration transpires. The default * TTL is typically one day, so "privatizing" the Container will take * up to 24 hours before the content is purged from the CDN cache. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # Disable CDN accessability * # ... still cached up to a month based on previous example * # * $public_container->make_private(); * </code> * * @returns boolean True if successful * @throws CDNNotEnabledException CDN functionality not returned during auth * @throws AuthenticationException if auth token is not valid/expired * @throws InvalidResponseException unexpected response */ function make_private() { if ($this->cfs_http->getCDNMUrl() == NULL) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } list($status,$reason) = $this->cfs_http->remove_cdn_container($this->name); #if ($status == 401 && $this->_re_auth()) { # return $this->make_private(); #} if (!in_array($status, array(202,404))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_enabled = False; $this->cdn_ttl = NULL; $this->cdn_uri = NULL; $this->cdn_ssl_uri = NULL; $this->cdn_streaming_uri - NULL; $this->cdn_log_retention = NULL; $this->cdn_acl_user_agent = NULL; $this->cdn_acl_referrer = NULL; return True; } /** * Check if this Container is being publicly served via CDN * * Use this method to determine if the Container's content is currently * available through the CDN. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # Display CDN accessability * # * $public_container->is_public() ? print "Yes" : print "No"; * </code> * * @returns boolean True if enabled, False otherwise */ function is_public() { return $this->cdn_enabled == True ? True : False; } /** * Create a new remote storage Object * * Return a new Object instance. If the remote storage Object exists, * the instance's attributes are populated. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # This creates a local instance of a storage object but only creates * # it in the storage system when the object's write() method is called. * # * $pic = $public_container->create_object("baby.jpg"); * </code> * * @param string $obj_name name of storage Object * @return obj CF_Object instance */ function create_object($obj_name=NULL) { return new UpdraftPlus_CF_Object($this, $obj_name); } /** * Return an Object instance for the remote storage Object * * Given a name, return a Object instance representing the * remote storage object. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $public_container = $conn->get_container("public"); * * # This call only fetches header information and not the content of * # the storage object. Use the Object's read() or stream() methods * # to obtain the object's data. * # * $pic = $public_container->get_object("baby.jpg"); * </code> * * @param string $obj_name name of storage Object * @return obj CF_Object instance */ function get_object($obj_name=NULL) { return new UpdraftPlus_CF_Object($this, $obj_name, True); } /** * Return a list of Objects * * Return an array of strings listing the Object names in this Container. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $images = $conn->get_container("my photos"); * * # Grab the list of all storage objects * # * $all_objects = $images->list_objects(); * * # Grab subsets of all storage objects * # * $first_ten = $images->list_objects(10); * * # Note the use of the previous result's last object name being * # used as the 'marker' parameter to fetch the next 10 objects * # * $next_ten = $images->list_objects(10, $first_ten[count($first_ten)-1]); * * # Grab images starting with "birthday_party" and default limit/marker * # to match all photos with that prefix * # * $prefixed = $images->list_objects(0, NULL, "birthday"); * * # Assuming you have created the appropriate directory marker Objects, * # you can traverse your pseudo-hierarchical containers * # with the "path" argument. * # * $animals = $images->list_objects(0,NULL,NULL,"pictures/animals"); * $dogs = $images->list_objects(0,NULL,NULL,"pictures/animals/dogs"); * </code> * * @param int $limit <i>optional</i> only return $limit names * @param int $marker <i>optional</i> subset of names starting at $marker * @param string $prefix <i>optional</i> Objects whose names begin with $prefix * @param string $path <i>optional</i> only return results under "pathname" * @return array array of strings * @throws InvalidResponseException unexpected response */ function list_objects($limit=0, $marker=NULL, $prefix=NULL, $path=NULL) { list($status, $reason, $obj_list) = $this->cfs_http->list_objects($this->name, $limit, $marker, $prefix, $path); #if ($status == 401 && $this->_re_auth()) { # return $this->list_objects($limit, $marker, $prefix, $path); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return $obj_list; } /** * Return an array of Objects * * Return an array of Object instances in this Container. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $images = $conn->get_container("my photos"); * * # Grab the list of all storage objects * # * $all_objects = $images->get_objects(); * * # Grab subsets of all storage objects * # * $first_ten = $images->get_objects(10); * * # Note the use of the previous result's last object name being * # used as the 'marker' parameter to fetch the next 10 objects * # * $next_ten = $images->list_objects(10, $first_ten[count($first_ten)-1]); * * # Grab images starting with "birthday_party" and default limit/marker * # to match all photos with that prefix * # * $prefixed = $images->get_objects(0, NULL, "birthday"); * * # Assuming you have created the appropriate directory marker Objects, * # you can traverse your pseudo-hierarchical containers * # with the "path" argument. * # * $animals = $images->get_objects(0,NULL,NULL,"pictures/animals"); * $dogs = $images->get_objects(0,NULL,NULL,"pictures/animals/dogs"); * </code> * * @param int $limit <i>optional</i> only return $limit names * @param int $marker <i>optional</i> subset of names starting at $marker * @param string $prefix <i>optional</i> Objects whose names begin with $prefix * @param string $path <i>optional</i> only return results under "pathname" * @return array array of strings * @throws InvalidResponseException unexpected response */ function get_objects($limit=0, $marker=NULL, $prefix=NULL, $path=NULL, $delimiter=NULL) { list($status, $reason, $obj_array) = $this->cfs_http->get_objects($this->name, $limit, $marker, $prefix, $path, $delimiter); #if ($status == 401 && $this->_re_auth()) { # return $this->get_objects($limit, $marker, $prefix, $path); #} if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $objects = array(); foreach ($obj_array as $obj) { if(!isset($obj['subdir'])) { $tmp = new UpdraftPlus_CF_Object($this, $obj["name"], False, False); $tmp->content_type = $obj["content_type"]; $tmp->content_length = (float) $obj["bytes"]; $tmp->set_etag($obj["hash"]); $tmp->last_modified = $obj["last_modified"]; $objects[] = $tmp; } } return $objects; } /** * Copy a remote storage Object to a target Container * * Given an Object instance or name and a target Container instance or name, copy copies the remote Object * and all associated metadata. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * * # Copy specific object * # * $images->copy_object_to("disco_dancing.jpg","container_target"); * </code> * * @param obj $obj name or instance of Object to copy * @param obj $container_target name or instance of target Container * @param string $dest_obj_name name of target object (optional - uses source name if omitted) * @param array $metadata metadata array for new object (optional) * @param array $headers header fields array for the new object (optional) * @return boolean <kbd>true</kbd> if successfully copied * @throws SyntaxException invalid Object/Container name * @throws NoSuchObjectException remote Object does not exist * @throws InvalidResponseException unexpected response */ function copy_object_to($obj,$container_target,$dest_obj_name=NULL,$metadata=NULL,$headers=NULL) { $obj_name = NULL; if (is_object($obj)) { if (get_class($obj) == "UpdraftPlus_CF_Object") { $obj_name = $obj->name; } } if (is_string($obj)) { $obj_name = $obj; } if (!$obj_name) { throw new SyntaxException("Object name not set."); } if ($dest_obj_name === NULL) { $dest_obj_name = $obj_name; } $container_name_target = NULL; if (is_object($container_target)) { if (get_class($container_target) == "UpdraftPlus_CF_Container") { $container_name_target = $container_target->name; } } if (is_string($container_target)) { $container_name_target = $container_target; } if (!$container_name_target) { throw new SyntaxException("Container name target not set."); } $status = $this->cfs_http->copy_object($obj_name,$dest_obj_name,$this->name,$container_name_target,$metadata,$headers); if ($status == 404) { $m = "Specified object '".$this->name."/".$obj_name; $m.= "' did not exist as source to copy from or '".$container_name_target."' did not exist as target to copy to."; throw new NoSuchObjectException($m); } if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return true; } /** * Copy a remote storage Object from a source Container * * Given an Object instance or name and a source Container instance or name, copy copies the remote Object * and all associated metadata. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * * # Copy specific object * # * $images->copy_object_from("disco_dancing.jpg","container_source"); * </code> * * @param obj $obj name or instance of Object to copy * @param obj $container_source name or instance of source Container * @param string $dest_obj_name name of target object (optional - uses source name if omitted) * @param array $metadata metadata array for new object (optional) * @param array $headers header fields array for the new object (optional) * @return boolean <kbd>true</kbd> if successfully copied * @throws SyntaxException invalid Object/Container name * @throws NoSuchObjectException remote Object does not exist * @throws InvalidResponseException unexpected response */ function copy_object_from($obj,$container_source,$dest_obj_name=NULL,$metadata=NULL,$headers=NULL) { $obj_name = NULL; if (is_object($obj)) { if (get_class($obj) == "UpdraftPlus_CF_Object") { $obj_name = $obj->name; } } if (is_string($obj)) { $obj_name = $obj; } if (!$obj_name) { throw new SyntaxException("Object name not set."); } if ($dest_obj_name === NULL) { $dest_obj_name = $obj_name; } $container_name_source = NULL; if (is_object($container_source)) { if (get_class($container_source) == "UpdraftPlus_CF_Container") { $container_name_source = $container_source->name; } } if (is_string($container_source)) { $container_name_source = $container_source; } if (!$container_name_source) { throw new SyntaxException("Container name source not set."); } $status = $this->cfs_http->copy_object($obj_name,$dest_obj_name,$container_name_source,$this->name,$metadata,$headers); if ($status == 404) { $m = "Specified object '".$container_name_source."/".$obj_name; $m.= "' did not exist as source to copy from or '".$this->name."/".$obj_name."' did not exist as target to copy to."; throw new NoSuchObjectException($m); } if ($status < 200 || $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return true; } /** * Move a remote storage Object to a target Container * * Given an Object instance or name and a target Container instance or name, move copies the remote Object * and all associated metadata and deletes the source Object afterwards * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * * # Move specific object * # * $images->move_object_to("disco_dancing.jpg","container_target"); * </code> * * @param obj $obj name or instance of Object to move * @param obj $container_target name or instance of target Container * @param string $dest_obj_name name of target object (optional - uses source name if omitted) * @param array $metadata metadata array for new object (optional) * @param array $headers header fields array for the new object (optional) * @return boolean <kbd>true</kbd> if successfully moved * @throws SyntaxException invalid Object/Container name * @throws NoSuchObjectException remote Object does not exist * @throws InvalidResponseException unexpected response */ function move_object_to($obj,$container_target,$dest_obj_name=NULL,$metadata=NULL,$headers=NULL) { $retVal = false; if(self::copy_object_to($obj,$container_target,$dest_obj_name,$metadata,$headers)) { $retVal = self::delete_object($obj,$this->name); } return $retVal; } /** * Move a remote storage Object from a source Container * * Given an Object instance or name and a source Container instance or name, move copies the remote Object * and all associated metadata and deletes the source Object afterwards * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * * # Move specific object * # * $images->move_object_from("disco_dancing.jpg","container_target"); * </code> * * @param obj $obj name or instance of Object to move * @param obj $container_source name or instance of target Container * @param string $dest_obj_name name of target object (optional - uses source name if omitted) * @param array $metadata metadata array for new object (optional) * @param array $headers header fields array for the new object (optional) * @return boolean <kbd>true</kbd> if successfully moved * @throws SyntaxException invalid Object/Container name * @throws NoSuchObjectException remote Object does not exist * @throws InvalidResponseException unexpected response */ function move_object_from($obj,$container_source,$dest_obj_name=NULL,$metadata=NULL,$headers=NULL) { $retVal = false; if(self::copy_object_from($obj,$container_source,$dest_obj_name,$metadata,$headers)) { $retVal = self::delete_object($obj,$container_source); } return $retVal; } /** * Delete a remote storage Object * * Given an Object instance or name, permanently remove the remote Object * and all associated metadata. * * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * * $images = $conn->get_container("my photos"); * * # Delete specific object * # * $images->delete_object("disco_dancing.jpg"); * </code> * * @param obj $obj name or instance of Object to delete * @param obj $container name or instance of Container in which the object resides (optional) * @return boolean <kbd>True</kbd> if successfully removed * @throws SyntaxException invalid Object name * @throws NoSuchObjectException remote Object does not exist * @throws InvalidResponseException unexpected response */ function delete_object($obj,$container=NULL) { $obj_name = NULL; if (is_object($obj)) { if (get_class($obj) == "UpdraftPlus_CF_Object") { $obj_name = $obj->name; } } if (is_string($obj)) { $obj_name = $obj; } if (!$obj_name) { throw new SyntaxException("Object name not set."); } $container_name = NULL; if($container === NULL) { $container_name = $this->name; } else { if (is_object($container)) { if (get_class($container) == "UpdraftPlus_CF_Container") { $container_name = $container->name; } } if (is_string($container)) { $container_name = $container; } if (!$container_name) { throw new SyntaxException("Container name source not set."); } } $status = $this->cfs_http->delete_object($container_name, $obj_name); #if ($status == 401 && $this->_re_auth()) { # return $this->delete_object($obj); #} if ($status == 404) { $m = "Specified object '".$container_name."/".$obj_name; $m.= "' did not exist to delete."; throw new NoSuchObjectException($m); } if ($status != 204) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } return True; } /** * Helper function to create "path" elements for a given Object name * * Given an Object whos name contains '/' path separators, this function * will create the "directory marker" Objects of one byte with the * Content-Type of "application/directory". * * It assumes the last element of the full path is the "real" Object * and does NOT create a remote storage Object for that last element. */ function create_paths($path_name) { if ($path_name[0] == '/') { $path_name = mb_substr($path_name, 0, 1); } $elements = explode('/', $path_name, -1); $build_path = ""; foreach ($elements as $idx => $val) { if (!$build_path) { $build_path = $val; } else { $build_path .= "/" . $val; } $obj = new UpdraftPlus_CF_Object($this, $build_path); $obj->content_type = "application/directory"; $obj->write(".", 1); } } /** * Internal method to grab CDN/Container info if appropriate to do so * * @throws InvalidResponseException unexpected response */ private function _cdn_initialize() { list($status, $reason, $cdn_enabled, $cdn_ssl_uri, $cdn_streaming_uri, $cdn_uri, $cdn_ttl, $cdn_log_retention, $cdn_acl_user_agent, $cdn_acl_referrer) = $this->cfs_http->head_cdn_container($this->name); #if ($status == 401 && $this->_re_auth()) { # return $this->_cdn_initialize(); #} if (!in_array($status, array(204,404))) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->cfs_http->get_error()); } $this->cdn_enabled = $cdn_enabled; $this->cdn_streaming_uri = $cdn_streaming_uri; $this->cdn_ssl_uri = $cdn_ssl_uri; $this->cdn_uri = $cdn_uri; $this->cdn_ttl = $cdn_ttl; $this->cdn_log_retention = $cdn_log_retention; $this->cdn_acl_user_agent = $cdn_acl_user_agent; $this->cdn_acl_referrer = $cdn_acl_referrer; } #private function _re_auth() #{ # $new_auth = new CF_Authentication( # $this->cfs_auth->username, # $this->cfs_auth->api_key, # $this->cfs_auth->auth_host, # $this->cfs_auth->account); # $new_auth->authenticate(); # $this->cfs_auth = $new_auth; # $this->cfs_http->setCFAuth($this->cfs_auth); # return True; #} } /** * Object operations * * An Object is analogous to a file on a conventional filesystem. You can * read data from, or write data to your Objects. You can also associate * arbitrary metadata with them. * * @package php-cloudfiles */ class UpdraftPlus_CF_Object { public $container; public $name; public $last_modified; public $content_type; public $content_length; public $metadata; public $headers; public $manifest; private $etag; /** * Class constructor * * @param obj $container CF_Container instance * @param string $name name of Object * @param boolean $force_exists if set, throw an error if Object doesn't exist */ function __construct(&$container, $name, $force_exists=False, $dohead=True) { if ($name[0] == "/") { $r = "Object name '".$name; $r .= "' cannot contain begin with a '/' character."; throw new SyntaxException($r); } if (strlen($name) > MAX_OBJECT_NAME_LEN) { throw new SyntaxException("Object name exceeds " . "maximum allowed length."); } $this->container = $container; $this->name = $name; $this->etag = NULL; $this->_etag_override = False; $this->last_modified = NULL; $this->content_type = NULL; $this->content_length = 0; $this->metadata = array(); $this->headers = array(); $this->manifest = NULL; if ($dohead) { if (!$this->_initialize() && $force_exists) { throw new NoSuchObjectException("No such object '".$name."'"); } } } /** * String representation of Object * * Pretty print the Object's location and name * * @return string Object information */ function __toString() { return $this->container->name . "/" . $this->name; } /** * Internal check to get the proper mimetype. * * This function would go over the available PHP methods to get * the MIME type. * * By default it will try to use the PHP fileinfo library which is * available from PHP 5.3 or as an PECL extension * (http://pecl.php.net/package/Fileinfo). * * It will get the magic file by default from the system wide file * which is usually available in /usr/share/magic on Unix or try * to use the file specified in the source directory of the API * (share directory). * * if fileinfo is not available it will try to use the internal * mime_content_type function. * * @param string $handle name of file or buffer to guess the type from * @return boolean <kbd>True</kbd> if successful * @throws BadContentTypeException */ function _guess_content_type($handle) { if ($this->content_type) return; if (function_exists("finfo_open")) { $local_magic = dirname(__FILE__) . "/share/magic"; $finfo = @finfo_open(FILEINFO_MIME, $local_magic); if (!$finfo) $finfo = @finfo_open(FILEINFO_MIME); if ($finfo) { if (is_file((string)$handle)) $ct = @finfo_file($finfo, $handle); else $ct = @finfo_buffer($finfo, $handle); /* PHP 5.3 fileinfo display extra information like charset so we remove everything after the ; since we are not into that stuff */ if ($ct) { $extra_content_type_info = strpos($ct, "; "); if ($extra_content_type_info) $ct = substr($ct, 0, $extra_content_type_info); } if ($ct && $ct != 'application/octet-stream') $this->content_type = $ct; @finfo_close($finfo); } } if (!$this->content_type && (string)is_file($handle) && function_exists("mime_content_type")) { $this->content_type = @mime_content_type($handle); } if (!$this->content_type) { throw new BadContentTypeException("Required Content-Type not set"); } return True; } /** * String representation of the Object's public URI * * A string representing the Object's public URI assuming that it's * parent Container is CDN-enabled. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * # Print out the Object's CDN URI (if it has one) in an HTML img-tag * # * print "<img src='$pic->public_uri()' />\n"; * </code> * * @return string Object's public URI or NULL */ function public_uri() { if ($this->container->cdn_enabled) { return $this->container->cdn_uri . "/" . $this->name; } return NULL; } /** * String representation of the Object's public SSL URI * * A string representing the Object's public SSL URI assuming that it's * parent Container is CDN-enabled. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * # Print out the Object's CDN SSL URI (if it has one) in an HTML img-tag * # * print "<img src='$pic->public_ssl_uri()' />\n"; * </code> * * @return string Object's public SSL URI or NULL */ function public_ssl_uri() { if ($this->container->cdn_enabled) { return $this->container->cdn_ssl_uri . "/" . $this->name; } return NULL; } /** * String representation of the Object's public Streaming URI * * A string representing the Object's public Streaming URI assuming that it's * parent Container is CDN-enabled. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * # Print out the Object's CDN Streaming URI (if it has one) in an HTML img-tag * # * print "<img src='$pic->public_streaming_uri()' />\n"; * </code> * * @return string Object's public Streaming URI or NULL */ function public_streaming_uri() { if ($this->container->cdn_enabled) { return $this->container->cdn_streaming_uri . "/" . $this->name; } return NULL; } /** * Read the remote Object's data * * Returns the Object's data. This is useful for smaller Objects such * as images or office documents. Object's with larger content should use * the stream() method below. * * Pass in $hdrs array to set specific custom HTTP headers such as * If-Match, If-None-Match, If-Modified-Since, Range, etc. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * $data = $doc->read(); # read image content into a string variable * print $data; * * # Or see stream() below for a different example. * # * </code> * * @param array $hdrs user-defined headers (Range, If-Match, etc.) * @return string Object's data * @throws InvalidResponseException unexpected response */ function read($hdrs=array()) { list($status, $reason, $data) = $this->container->cfs_http->get_object_to_string($this, $hdrs); #if ($status == 401 && $this->_re_auth()) { # return $this->read($hdrs); #} if (($status < 200) || ($status > 299 && $status != 412 && $status != 304)) { throw new InvalidResponseException("Invalid response (".$status."): " . $this->container->cfs_http->get_error()); } return $data; } /** * Streaming read of Object's data * * Given an open PHP resource (see PHP's fopen() method), fetch the Object's * data and write it to the open resource handle. This is useful for * streaming an Object's content to the browser (videos, images) or for * fetching content to a local file. * * Pass in $hdrs array to set specific custom HTTP headers such as * If-Match, If-None-Match, If-Modified-Since, Range, etc. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * # Assuming this is a web script to display the README to the * # user's browser: * # * <?php * // grab README from storage system * // * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * // Hand it back to user's browser with appropriate content-type * // * header("Content-Type: " . $doc->content_type); * $output = fopen("php://output", "w"); * $doc->stream($output); # stream object content to PHP's output buffer * fclose($output); * ?> * * # See read() above for a more simple example. * # * </code> * * @param resource $fp open resource for writing data to * @param array $hdrs user-defined headers (Range, If-Match, etc.) * @return string Object's data * @throws InvalidResponseException unexpected response */ function stream(&$fp, $hdrs=array()) { list($status, $reason) = $this->container->cfs_http->get_object_to_stream($this,$fp,$hdrs); #if ($status == 401 && $this->_re_auth()) { # return $this->stream($fp, $hdrs); #} if (($status < 200) || ($status > 299 && $status != 412 && $status != 304)) { throw new InvalidResponseException("Invalid response (".$status."): " .$reason); } return True; } /** * Store new Object metadata * * Write's an Object's metadata to the remote Object. This will overwrite * an prior Object metadata. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * # Define new metadata for the object * # * $doc->metadata = array( * "Author" => "EJ", * "Subject" => "How to use the PHP tests", * "Version" => "1.2.2" * ); * * # Define additional headers for the object * # * $doc->headers = array( * "Content-Disposition" => "attachment", * ); * * # Push the new metadata up to the storage system * # * $doc->sync_metadata(); * </code> * * @return boolean <kbd>True</kbd> if successful, <kbd>False</kbd> otherwise * @throws InvalidResponseException unexpected response */ function sync_metadata() { if (!empty($this->metadata) || !empty($this->headers) || $this->manifest) { $status = $this->container->cfs_http->update_object($this); #if ($status == 401 && $this->_re_auth()) { # return $this->sync_metadata(); #} if ($status != 202) { throw new InvalidResponseException("Invalid response (" .$status."): ".$this->container->cfs_http->get_error()); } return True; } return False; } /** * Store new Object manifest * * Write's an Object's manifest to the remote Object. This will overwrite * an prior Object manifest. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * # Define new manifest for the object * # * $doc->manifest = "container/prefix"; * * # Push the new manifest up to the storage system * # * $doc->sync_manifest(); * </code> * * @return boolean <kbd>True</kbd> if successful, <kbd>False</kbd> otherwise * @throws InvalidResponseException unexpected response */ function sync_manifest() { return $this->sync_metadata(); } /** * Upload Object's data to Cloud Files * * Write data to the remote Object. The $data argument can either be a * PHP resource open for reading (see PHP's fopen() method) or an in-memory * variable. If passing in a PHP resource, you must also include the $bytes * parameter. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * # Upload placeholder text in my README * # * $doc->write("This is just placeholder text for now..."); * </code> * * @param string|resource $data string or open resource * @param float $bytes amount of data to upload (required for resources) * @param boolean $verify generate, send, and compare MD5 checksums * @return boolean <kbd>True</kbd> when data uploaded successfully * @throws SyntaxException missing required parameters * @throws BadContentTypeException if no Content-Type was/could be set * @throws MisMatchedChecksumException $verify is set and checksums unequal * @throws InvalidResponseException unexpected response */ function write($data=NULL, $bytes=0, $verify=True) { if (!$data && !is_string($data)) { throw new SyntaxException("Missing data source."); } if ($bytes > MAX_OBJECT_SIZE) { throw new SyntaxException("Bytes exceeds maximum object size."); } if ($verify) { if (!$this->_etag_override) { $this->etag = $this->compute_md5sum($data); } } else { $this->etag = NULL; } $close_fh = False; if (!is_resource($data)) { # A hack to treat string data as a file handle. php://memory feels # like a better option, but it seems to break on Windows so use # a temporary file instead. # $fp = fopen("php://temp", "wb+"); #$fp = fopen("php://memory", "wb+"); fwrite($fp, $data, strlen($data)); rewind($fp); $close_fh = True; $this->content_length = (float) strlen($data); if ($this->content_length > MAX_OBJECT_SIZE) { throw new SyntaxException("Data exceeds maximum object size"); } $ct_data = substr($data, 0, 64); } else { // The original Rackspace library used rewind() instead of ftell/fseek here - which meant fseek(0), which was sometimes wrong $fpos = ftell($data); $this->content_length = $bytes; $fp = $data; $ct_data = fread($data, 64); fseek($data, $fpos); } $this->_guess_content_type($ct_data); list($status, $reason, $etag) = $this->container->cfs_http->put_object($this, $fp); #if ($status == 401 && $this->_re_auth()) { # return $this->write($data, $bytes, $verify); #} if ($status == 412) { if ($close_fh) { fclose($fp); } throw new SyntaxException("Missing Content-Type header"); } if ($status == 422) { if ($close_fh) { fclose($fp); } throw new MisMatchedChecksumException( "Supplied and computed checksums do not match."); } if ($status != 201) { if ($close_fh) { fclose($fp); } throw new InvalidResponseException("Invalid response (".$status."): " . $this->container->cfs_http->get_error()); } if (!$verify) { $this->etag = $etag; } if ($close_fh) { fclose($fp); } return True; } /** * Upload Object data from local filename * * This is a convenience function to upload the data from a local file. A * True value for $verify will cause the method to compute the Object's MD5 * checksum prior to uploading. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * # Upload my local README's content * # * $doc->load_from_filename("/home/ej/cloudfiles/readme"); * </code> * * @param string $filename full path to local file * @param boolean $verify enable local/remote MD5 checksum validation * @return boolean <kbd>True</kbd> if data uploaded successfully * @throws SyntaxException missing required parameters * @throws BadContentTypeException if no Content-Type was/could be set * @throws MisMatchedChecksumException $verify is set and checksums unequal * @throws InvalidResponseException unexpected response * @throws IOException error opening file */ function load_from_filename($filename, $verify=True) { $fp = @fopen($filename, "r"); if (!$fp) { throw new IOException("Could not open file for reading: ".$filename); } clearstatcache(); $size = (float) sprintf("%u", filesize($filename)); if ($size > MAX_OBJECT_SIZE) { throw new SyntaxException("File size exceeds maximum object size."); } $this->_guess_content_type($filename); $this->write($fp, $size, $verify); fclose($fp); return True; } /** * Save Object's data to local filename * * Given a local filename, the Object's data will be written to the newly * created file. * * Example: * <code> * # ... authentication/connection/container code excluded * # ... see previous examples * * # Whoops! I deleted my local README, let me download/save it * # * $my_docs = $conn->get_container("documents"); * $doc = $my_docs->get_object("README"); * * $doc->save_to_filename("/home/ej/cloudfiles/readme.restored"); * </code> * * @param string $filename name of local file to write data to * @return boolean <kbd>True</kbd> if successful * @throws IOException error opening file * @throws InvalidResponseException unexpected response */ function save_to_filename($filename) { $fp = @fopen($filename, "wb"); if (!$fp) { throw new IOException("Could not open file for writing: ".$filename); } $result = $this->stream($fp); fclose($fp); return $result; } /** * Purge this Object from CDN Cache. * Example: * <code> * # ... authentication code excluded (see previous examples) ... * # * $conn = new CF_Connection($auth); * $container = $conn->get_container("cdn_enabled"); * $obj = $container->get_object("object"); * $obj->purge_from_cdn("user@domain.com"); * # or * $obj->purge_from_cdn(); * # or * $obj->purge_from_cdn("user1@domain.com,user2@domain.com"); * </code> * @returns boolean True if successful * @throws CDNNotEnabledException if CDN Is not enabled on this connection * @throws InvalidResponseException if the response expected is not returned */ function purge_from_cdn($email=null) { if (!$this->container->cfs_http->getCDNMUrl()) { throw new CDNNotEnabledException( "Authentication response did not indicate CDN availability"); } $status = $this->container->cfs_http->purge_from_cdn($this->container->name . "/" . $this->name, $email); if ($status < 199 or $status > 299) { throw new InvalidResponseException( "Invalid response (".$status."): ".$this->container->cfs_http->get_error()); } return True; } /** * Set Object's MD5 checksum * * Manually set the Object's ETag. Including the ETag is mandatory for * Cloud Files to perform end-to-end verification. Omitting the ETag forces * the user to handle any data integrity checks. * * @param string $etag MD5 checksum hexidecimal string */ function set_etag($etag) { $this->etag = $etag; $this->_etag_override = True; } /** * Object's MD5 checksum * * Accessor method for reading Object's private ETag attribute. * * @return string MD5 checksum hexidecimal string */ function getETag() { return $this->etag; } /** * Compute the MD5 checksum * * Calculate the MD5 checksum on either a PHP resource or data. The argument * may either be a local filename, open resource for reading, or a string. * * <b>WARNING:</b> if you are uploading a big file over a stream * it could get very slow to compute the md5 you probably want to * set the $verify parameter to False in the write() method and * compute yourself the md5 before if you have it. * * @param filename|obj|string $data filename, open resource, or string * @return string MD5 checksum hexidecimal string */ function compute_md5sum(&$data) { if (function_exists("hash_init") && is_resource($data)) { $ctx = hash_init('md5'); $fpos = ftell($data); while (!feof($data)) { $buffer = fgets($data, 65536); hash_update($ctx, $buffer); } $md5 = hash_final($ctx, false); fseek($data, $fpos); } elseif ((string)is_file($data)) { $md5 = md5_file($data); } else { $md5 = md5($data); } return $md5; } /** * PRIVATE: fetch information about the remote Object if it exists */ private function _initialize() { list($status, $reason, $etag, $last_modified, $content_type, $content_length, $metadata, $manifest, $headers) = $this->container->cfs_http->head_object($this); #if ($status == 401 && $this->_re_auth()) { # return $this->_initialize(); #} if ($status == 404) { return False; } if ($status < 200 || $status > 299) { throw new InvalidResponseException("Invalid response (".$status."): " . $this->container->cfs_http->get_error()); } $this->etag = $etag; $this->last_modified = $last_modified; $this->content_type = $content_type; $this->content_length = $content_length; $this->metadata = $metadata; $this->headers = $headers; $this->manifest = $manifest; return True; } /** * Generate a Temp Url for a object * Example: * <code> * # ... authentication code excluded (see previous examples) ... * $conn = new CF_Connection($auth); * $container = $conn->get_container("foo"); * $obj = $container->get_object("foo"); * $tempurl = $obj->get_temp_url("shared_secret", "expire_time_in_seconds", "{HTTP_METHOD}"); (note: replace {HTTP_METHOD} with the request method: GET, POST, PUT, DELETE, etc. * </code> * @returns The temp url */ public function get_temp_url($key, $expires, $method) { $expires += time(); $url = $this->container->cfs_http->getStorageUrl() . '/' . $this->container->name . '/' . $this->name; return $url . '?temp_url_sig=' . hash_hmac('sha1', strtoupper($method) . "\n" . $expires . "\n" . parse_url($url, PHP_URL_PATH), $key) . '&temp_url_expires=' . $expires; } /** * Generate hidden input for form post. * @returns array Returns an associative array with form post input. */ public function get_form_post_input($key, $expires, $redirect, $max_file_size=5368709120, $max_file_count=1) { $expires += time(); $url = $this->container->cfs_http->getStorageUrl() . '/' . $this->container->name . '/' . $this->name; $form_post = array('action' => $url, 'redirect' => $redirect, 'max_file_size' => $max_file_size, 'expires' => $expires, 'file' => $this->name); $form_post['signature'] = hash_hmac('sha1', parse_url($url, PHP_URL_PATH) . "\n" . $redirect . "\n" . $max_file_size . "\n" . $max_file_count . "\n" . $expires, $key ); return $form_post; } #private function _re_auth() #{ # $new_auth = new CF_Authentication( # $this->cfs_auth->username, # $this->cfs_auth->api_key, # $this->cfs_auth->auth_host, # $this->cfs_auth->account); # $new_auth->authenticate(); # $this->container->cfs_auth = $new_auth; # $this->container->cfs_http->setCFAuth($this->cfs_auth); # return True; #} } /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * c-hanging-comment-ender-p: nil * End: */ ?>
/home/sudancam/public_html/0d544/../../.trash/updraftplus/includes/tether/../cloudfiles/cloudfiles.php