This class handles all operations on files (attachments) in directory ilias_data/mail. More...

Inheritance diagram for ilFileDataMail:

Collaboration diagram for ilFileDataMail:

Public Member Functions
	__construct ($a_user_id=0)
	Constructor call base constructors checks if directory is writable and sets the optional user_id. More...

	initDirectory ()
	init directory overwritten method public More...

	getUploadLimit ()

	getAttachmentsTotalSizeLimit ()

	getMailPath ()
	get mail path public More...

	getAbsoluteAttachmentPoolPathPrefix ()

	getAttachmentPathByMD5Filename ($a_filename, $a_mail_id)
	get the path of a specific attachment More...

	getAttachmentPath ($a_filename, $a_mail_id)
	get the path of a specific attachment More...

	adoptAttachments ($a_attachments, $a_mail_id)
	adopt attachments (in case of forwarding a mail) More...

	checkReadWrite ()
	check if directory is writable overwritten method from base class private More...

	getUserFilesData ()
	get all attachments of a specific user public More...

	storeAsAttachment ($a_filename, $a_content)
	Store content as attachment. More...

	storeUploadedFile ($file)

	copyAttachmentFile ($a_abs_path, $a_new_name)
	Copy files in mail directory. More...

	rotateFiles ($a_path)
	rotate files with same name recursive method More...

	unlinkFiles ($a_filenames)
	unlink files: expects an array of filenames e.g. More...

	unlinkFile ($a_filename)
	unlink one uploaded file expects a filename e.g 'foo' More...

	getAbsolutePath ($fileName)
	get absolute path of filename More...

	saveFiles ($a_mail_id, array $a_attachments)
	Saves all attachment files in a specific mail directory .../mail/<calculated_path>/mail_<mail_id>_<user_id>/... More...

	saveFile ($a_mail_id, $a_attachment)
	save attachment file in a specific mail directory .../mail/<calculated_path>/mail_<mail_id>_<user_id>/... More...

	checkFilesExist ($a_files)
	check if files exist More...

	assignAttachmentsToDirectory ($a_mail_id, $a_sent_mail_id)
	assign attachments to mail directory More...

	deassignAttachmentFromDirectory ($a_mail_id)
	dassign attachments from mail directory More...

	__deleteAttachmentDirectory ($a_rel_path)

Public Member Functions inherited from ilFileData
	__construct ()
	Constructor class bas constructor and read path of directory from ilias.ini setup an mail object public. More...

	checkPath ($a_path)
	check if path exists and is writable More...

	getPath ()
	get Path public More...

Public Member Functions inherited from ilFile
	__construct ()
	Constructor get ilias object public. More...

	deleteTrailingSlash ($a_path)
	delete trailing slash of path variables More...

Static Public Member Functions
static	getStorage ($a_mail_id, $a_usr_id)

static	_lookupDiskUsageOfUser ($user_id)
	Returns the number of bytes used on the harddisk for mail attachments, by the user with the specified user id. More...

Data Fields
	$user_id

	$mail_path

Data Fields inherited from ilFile
	$path

	$ilias

Protected Member Functions
	initAttachmentMaxUploadSize ()

Protected Attributes
	$mail_max_upload_file_size

Detailed Description

This class handles all operations on files (attachments) in directory ilias_data/mail.

Author: Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version: $Id$ Class ilFileDataMail

Definition at line 18 of file class.ilFileDataMail.php.

Constructor & Destructor Documentation

◆ __construct()

ilFileDataMail::__construct ( $a_user_id = 0 )

Constructor call base constructors checks if directory is writable and sets the optional user_id.

Parameters

integereger user_id public

Definition at line 46 of file class.ilFileDataMail.php.

References checkReadWrite(), and initAttachmentMaxUploadSize().

     {
         define('MAILPATH', 'mail');
         parent::__construct();
         $this->mail_path = parent::getPath() . "/" . MAILPATH;
         $this->checkReadWrite();
         $this->user_id = $a_user_id;
 
         $this->initAttachmentMaxUploadSize();
     }

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Member Function Documentation

◆ __deleteAttachmentDirectory()

ilFileDataMail::__deleteAttachmentDirectory ( $a_rel_path )

Definition at line 507 of file class.ilFileDataMail.php.

References ilUtil\delDir().

Referenced by deassignAttachmentFromDirectory().

     {
         ilUtil::delDir($this->mail_path . "/" . $a_rel_path);
         
         return true;
     }

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◆ _lookupDiskUsageOfUser()

static ilFileDataMail::_lookupDiskUsageOfUser ( $user_id )

static

Returns the number of bytes used on the harddisk for mail attachments, by the user with the specified user id.

Parameters

int user id.

Returns: array{'count'=>integer,'size'=>integer} // an associative array with the disk // usage in bytes and the count of attachments.

Definition at line 559 of file class.ilFileDataMail.php.

References $DIC, $file, $ilDB, ilFile\$path, $query, $res, $row, $size, $user_id, array, ilUtil\dirsize(), ilDBConstants\FETCHMODE_ASSOC, ilUtil\getDataDir(), and getMailPath().

Referenced by ilObjMailAccess\_lookupDiskUsageOfUser().

     {
         // XXX - This method is extremely slow. We should
         // use a cache to speed it up, for example, we should
         // store the disk space used in table mail_attachment.
         global $DIC;
 
         $mail_data_dir = ilUtil::getDataDir('filesystem') . DIRECTORY_SEPARATOR . "mail";
 
         $q = "SELECT path " .
             "FROM mail_attachment ma " .
             "JOIN mail m ON ma.mail_id=m.mail_id " .
             "WHERE m.user_id = " . $DIC->database()->quote($user_id);
         $result_set = $DIC->database()->query($q);
         $size = 0;
         $count = 0;
         while ($row = $result_set->fetchRow(ilDBConstants::FETCHMODE_ASSOC)) {
             $attachment_path = $mail_data_dir . DIRECTORY_SEPARATOR . $row['path'];
             $attachment_size = ilUtil::dirsize($attachment_path);
             if ($attachment_size != -1) {
                 $size += $attachment_size;
             }
             $count++;
         }
         return array('count'=>$count, 'size'=>$size);
     }

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◆ adoptAttachments()

ilFileDataMail::adoptAttachments	(	$a_attachments,
		$a_mail_id
	)

adopt attachments (in case of forwarding a mail)

Parameters

array	attachments
integer	mail_id public

Returns: string error message

Definition at line 193 of file class.ilFileDataMail.php.

References $file, ilFile\$path, getAttachmentPath(), and getMailPath().

     {
         if (is_array($a_attachments)) {
             foreach ($a_attachments as $file) {
                 $path = $this->getAttachmentPath($file, $a_mail_id);
                 if (!copy($path, $this->getMailPath() . '/' . $this->user_id . '_' . $file)) {
                     return "ERROR: $this->getMailPath().'/'.$this->user_id.'_'.$file cannot be created";
                 }
             }
         } else {
             return "ARRAY REQUIRED";
         }
         return '';
     }

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◆ assignAttachmentsToDirectory()

ilFileDataMail::assignAttachmentsToDirectory	(	$a_mail_id,
		$a_sent_mail_id
	)

assign attachments to mail directory

Parameters

integer	mail_id
integer	key for directory assignment public

Returns: bool

Definition at line 451 of file class.ilFileDataMail.php.

References $ilDB, $res, and array.

     {
         global $ilDB;
         
         /*              $query = "INSERT INTO mail_attachment ".
                     "SET mail_id = ".$ilDB->quote($a_mail_id).", ".
                     "path = ".$ilDB->quote($this->user_id."_".$a_sent_mail_id)." ";
                 $res = $this->ilias->db->query($query);
         */
 
         $oStorage = self::getStorage($a_sent_mail_id, $this->user_id);
         $res = $ilDB->manipulateF(
             '
                         INSERT INTO mail_attachment 
                         ( mail_id, path) VALUES (%s, %s)',
             array('integer', 'text'),
             array($a_mail_id, $oStorage->getRelativePathExMailDirectory())
         );
     }

◆ checkFilesExist()

ilFileDataMail::checkFilesExist ( $a_files )

check if files exist

Parameters

array filenames to check public

Returns: bool

Definition at line 432 of file class.ilFileDataMail.php.

References $file.

     {
         if ($a_files) {
             foreach ($a_files as $file) {
                 if (!file_exists($this->mail_path . '/' . $this->user_id . '_' . $file)) {
                     return false;
                 }
             }
             return true;
         }
         return true;
     }

◆ checkReadWrite()

ilFileDataMail::checkReadWrite ( )

check if directory is writable overwritten method from base class private

Returns: bool

Definition at line 214 of file class.ilFileDataMail.php.

Referenced by __construct().

     {
         if (is_writable($this->mail_path) && is_readable($this->mail_path)) {
             return true;
         } else {
             $this->ilias->raiseError("Mail directory is not readable/writable by webserver: " . $this->mail_path, $this->ilias->error_obj->FATAL);
         }
     }

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◆ copyAttachmentFile()

ilFileDataMail::copyAttachmentFile	(	$a_abs_path,
		$a_new_name
	)

Copy files in mail directory.

This is used for sending ILIAS generated mails with attachments

Parameters

array Array with files. Absolute path required public

Returns

Definition at line 312 of file class.ilFileDataMail.php.

References getMailPath().

     {
         @copy($a_abs_path, $this->getMailPath() . "/" . $this->user_id . "_" . $a_new_name);
         
         return true;
     }

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◆ deassignAttachmentFromDirectory()

ilFileDataMail::deassignAttachmentFromDirectory ( $a_mail_id )

dassign attachments from mail directory

Parameters

integer mail_id public

Returns: bool

Definition at line 476 of file class.ilFileDataMail.php.

References $ilDB, ilFile\$path, $res, $row, __deleteAttachmentDirectory(), array, and ilDBConstants\FETCHMODE_OBJECT.

     {
         global $ilDB;
         // IF IT'S THE LAST MAIL CONTAINING THESE ATTACHMENTS => DELETE ATTACHMENTS
         $res = $ilDB->query("SELECT path FROM mail_attachment
                                 WHERE mail_id = " . $ilDB->quote($a_mail_id, 'integer'));
     
         while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
             $path = $row->path;
         }
         if ($path) {
             $res = $ilDB->query("SELECT COUNT(mail_id) count_mail_id FROM mail_attachment 
                                         WHERE path = " . $ilDB->quote($path, 'text')) ;
             
             while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
                 $cnt_mail_id = $row->count_mail_id;
             }
             if ($cnt_mail_id == 1) {
                 $this->__deleteAttachmentDirectory($path);
             }
         }
 
         $res = $ilDB->manipulateF(
             "DELETE FROM mail_attachment 
                                 WHERE mail_id = %s",
             array('integer'),
             array($a_mail_id)
         );
         return true;
     }

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◆ getAbsoluteAttachmentPoolPathPrefix()

ilFileDataMail::getAbsoluteAttachmentPoolPathPrefix ( )

Returns: string

Definition at line 110 of file class.ilFileDataMail.php.

Referenced by getAbsolutePath().

     {
         return $this->mail_path . '/' . $this->user_id . '_';
     }

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◆ getAbsolutePath()

ilFileDataMail::getAbsolutePath ( $fileName )

get absolute path of filename

Parameters

string relative path public

Returns: string absolute path

Definition at line 371 of file class.ilFileDataMail.php.

References getAbsoluteAttachmentPoolPathPrefix().

     {
         return $this->getAbsoluteAttachmentPoolPathPrefix() . $fileName;
     }

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◆ getAttachmentPath()

ilFileDataMail::getAttachmentPath	(	$a_filename,
		$a_mail_id
	)

get the path of a specific attachment

Parameters

string	filename
integer	mail_id public

Returns: string path

Definition at line 161 of file class.ilFileDataMail.php.

References $ilDB, ilFile\$path, $query, $row, and getMailPath().

Referenced by adoptAttachments().

     {
         global $ilDB;
         
         /*              $query = "SELECT path FROM mail_attachment ".
                     "WHERE mail_id = ".$ilDB->quote($a_mail_id)."";
         
                 $row = $this->ilias->db->getRow($query,ilDBConstants::FETCHMODE_OBJECT);
                 $path = $this->getMailPath().'/'.$row->path.'/'.$a_filename;
         */
         $query = $ilDB->query("SELECT path FROM mail_attachment " .
             "WHERE mail_id = " . $ilDB->quote($a_mail_id, 'integer') . "");
 
         while ($row = $ilDB->fetchObject($query)) {
             $path = $this->getMailPath() . '/' . $row->path . '/' . $a_filename;
         }
             
         if (file_exists($path)) {
             if (is_readable($path)) {
                 return $path;
             }
             return '';
         }
         return '';
     }

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◆ getAttachmentPathByMD5Filename()

ilFileDataMail::getAttachmentPathByMD5Filename	(	$a_filename,
		$a_mail_id
	)

get the path of a specific attachment

Parameters

string	md5 encrypted filename
integer	mail_id public

Returns: string path

Definition at line 122 of file class.ilFileDataMail.php.

References $file, $files, $ilDB, ilFile\$path, $query, $row, array, ilUtil\getDir(), and getMailPath().

     {
         global $ilDB;
         
         /*              $query = "SELECT path FROM mail_attachment ".
                     "WHERE mail_id = ".$ilDB->quote($a_mail_id)."";
         
                 $row = $this->ilias->db->getRow($query,ilDBConstants::FETCHMODE_OBJECT);
                 $path = $this->getMailPath().'/'.$row->path;
         */
         $query = $ilDB->query("SELECT path FROM mail_attachment 
                                   WHERE mail_id = " . $ilDB->quote($a_mail_id, 'integer') . "");
         
         $rel_path = "";
         while ($row = $ilDB->fetchObject($query)) {
             $rel_path = $row->path;
             $path = $this->getMailPath() . '/' . $row->path;
         }
 
         $files = ilUtil::getDir($path);
         foreach ((array) $files as $file) {
             if ($file['type'] == 'file' && md5($file['entry']) == $a_filename) {
                 return array(
                     'path' => $this->getMailPath() . '/' . $rel_path . '/' . $file['entry'],
                     'filename' => $file['entry']
                 );
             }
         }
         return '';
     }

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◆ getAttachmentsTotalSizeLimit()

ilFileDataMail::getAttachmentsTotalSizeLimit ( )

Returns: float|null

Definition at line 87 of file class.ilFileDataMail.php.

     {
         $max_size = $this->ilias->getSetting('mail_maxsize_attach', '');
         if (!strlen($max_size)) {
             return null;
         }
 
         return (float) $this->ilias->getSetting('mail_maxsize_attach', 0) * 1024;
     }

◆ getMailPath()

ilFileDataMail::getMailPath ( )

get mail path public

Returns: string path

Definition at line 102 of file class.ilFileDataMail.php.

References $mail_path.

Referenced by _lookupDiskUsageOfUser(), adoptAttachments(), copyAttachmentFile(), getAttachmentPath(), getAttachmentPathByMD5Filename(), storeAsAttachment(), and storeUploadedFile().

     {
         return $this->mail_path;
     }

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◆ getStorage()

static ilFileDataMail::getStorage	(	$a_mail_id,
		$a_usr_id
	)

static

Definition at line 392 of file class.ilFileDataMail.php.

References array.

     {
         static $fsstorage_cache = array();
         
         if (!is_object($fsstorage_cache[$a_mail_id][$a_usr_id])) {
             include_once 'Services/Mail/classes/class.ilFSStorageMail.php';
             $fsstorage_cache[$a_mail_id][$a_usr_id] = new ilFSStorageMail($a_mail_id, $a_usr_id);
         }
         
         return $fsstorage_cache[$a_mail_id][$a_usr_id];
     }

◆ getUploadLimit()

ilFileDataMail::getUploadLimit ( )

Returns: int

Definition at line 79 of file class.ilFileDataMail.php.

References $mail_max_upload_file_size.

Referenced by storeAsAttachment().

     {
         return $this->mail_max_upload_file_size;
     }

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◆ getUserFilesData()

ilFileDataMail::getUserFilesData ( )

get all attachments of a specific user public

Returns: array

Definition at line 227 of file class.ilFileDataMail.php.

References $file, $files, $rest, and array.

     {
         return $this->getUnsentFiles();
     }

◆ initAttachmentMaxUploadSize()

ilFileDataMail::initAttachmentMaxUploadSize ( )

protected

Todo:: mjansen: Unfortunately we cannot reuse the implementation of ilFileInputGUI

Definition at line 517 of file class.ilFileDataMail.php.

References array.

Referenced by __construct().

     {
         // Copy of ilFileInputGUI: begin
         // get the value for the maximal uploadable filesize from the php.ini (if available)
         $umf = ini_get("upload_max_filesize");
         // get the value for the maximal post data from the php.ini (if available)
         $pms = ini_get("post_max_size");
 
         //convert from short-string representation to "real" bytes
         $multiplier_a = array("K" => 1024, "M" => 1024 * 1024, "G" => 1024 * 1024 * 1024);
 
         $umf_parts = preg_split("/(\d+)([K|G|M])/", $umf, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
         $pms_parts = preg_split("/(\d+)([K|G|M])/", $pms, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
 
         if (count($umf_parts) == 2) {
             $umf = $umf_parts[0] * $multiplier_a[$umf_parts[1]];
         }
         if (count($pms_parts) == 2) {
             $pms = $pms_parts[0] * $multiplier_a[$pms_parts[1]];
         }
 
         // use the smaller one as limit
         $max_filesize = min($umf, $pms);
 
         if (!$max_filesize) {
             $max_filesize = max($umf, $pms);
         }
         // Copy of ilFileInputGUI: end
 
         $this->mail_max_upload_file_size = $max_filesize;
     }

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◆ initDirectory()

ilFileDataMail::initDirectory ( )

init directory overwritten method public

Returns: string path

Definition at line 63 of file class.ilFileDataMail.php.

References ilFileData\getPath().

     {
         if (is_writable($this->getPath())) {
             if (mkdir($this->getPath() . '/' . MAILPATH)) {
                 if (chmod($this->getPath() . '/' . MAILPATH, 0755)) {
                     $this->mail_path = $this->getPath() . '/' . MAILPATH;
                     return true;
                 }
             }
         }
         return false;
     }

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◆ rotateFiles()

ilFileDataMail::rotateFiles ( $a_path )

rotate files with same name recursive method

Parameters

string filename private

Returns: bool

Definition at line 328 of file class.ilFileDataMail.php.

Referenced by storeAsAttachment(), and storeUploadedFile().

     {
         if (file_exists($a_path)) {
             $this->rotateFiles($a_path . ".old");
             return \ilFileUtils::rename($a_path, $a_path . '.old');
         }
         return true;
     }

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◆ saveFile()

ilFileDataMail::saveFile	(	$a_mail_id,
		$a_attachment
	)

save attachment file in a specific mail directory .../mail/<calculated_path>/mail_<mail_id>_<user_id>/...

Parameters

integer	mail id of mail in sent box
array	filenames to save public

Returns: bool

Definition at line 411 of file class.ilFileDataMail.php.

Referenced by saveFiles().

     {
         $oStorage = self::getStorage($a_mail_id, $this->user_id);
         $oStorage->create();
         $storage_directory = $oStorage->getAbsolutePath();
                 
         if (@!is_dir($storage_directory)) {
             return false;
         }
         
         return copy(
             $this->mail_path . '/' . $this->user_id . '_' . $a_attachment,
             $storage_directory . '/' . $a_attachment
         );
     }

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◆ saveFiles()

ilFileDataMail::saveFiles	(		$a_mail_id,
		array	$a_attachments
	)

Saves all attachment files in a specific mail directory .../mail/<calculated_path>/mail_<mail_id>_<user_id>/...

Parameters

integer	$a_mail_id	id of mail in sent box
array	$a_attachments	to save

Definition at line 381 of file class.ilFileDataMail.php.

References saveFile().

     {
         if (!is_numeric($a_mail_id) || $a_mail_id < 1) {
             throw new InvalidArgumentException('The passed mail_id must be a valid integer!');
         }
 
         foreach ($a_attachments as $attachment) {
             $this->saveFile($a_mail_id, $attachment);
         }
     }

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◆ storeAsAttachment()

ilFileDataMail::storeAsAttachment	(	$a_filename,
		$a_content
	)

Store content as attachment.

Parameters

object	$a_filename
object	$a_content

Returns

Definition at line 268 of file class.ilFileDataMail.php.

References $a_content, $name, ilUtil\_sanitizeFilemame(), getMailPath(), getUploadLimit(), and rotateFiles().

     {
         if (strlen($a_content) >= $this->getUploadLimit()) {
             return 1;
         }
 
         $name = ilUtil::_sanitizeFilemame($a_filename);
         $this->rotateFiles($this->getMailPath() . '/' . $this->user_id . '_' . $name);
 
         $abs_path = $this->getMailPath() . '/' . $this->user_id . '_' . $name;
         
         if (!$fp = @fopen($abs_path, 'w+')) {
             return false;
         }
         if (@fwrite($fp, $a_content) === false) {
             @fclose($fp);
             return false;
         }
         @fclose($fp);
         return true;
     }

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◆ storeUploadedFile()

ilFileDataMail::storeUploadedFile ( $file )

Parameters

array $file

Definition at line 293 of file class.ilFileDataMail.php.

References $file, ilUtil\_sanitizeFilemame(), getMailPath(), and rotateFiles().

     {
         $file['name'] = ilUtil::_sanitizeFilemame($file['name']);
 
         $this->rotateFiles($this->getMailPath() . '/' . $this->user_id . '_' . $file['name']);
 
         ilUtil::moveUploadedFile(
             $file['tmp_name'],
             $file['name'],
             $this->getMailPath() . '/' . $this->user_id . '_' . $file['name']
         );
     }

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◆ unlinkFile()

ilFileDataMail::unlinkFile ( $a_filename )

unlink one uploaded file expects a filename e.g 'foo'

Parameters

string filename to delete public

Returns: bool

Definition at line 359 of file class.ilFileDataMail.php.

Referenced by unlinkFiles().

     {
         if (file_exists($this->mail_path . '/' . basename($this->user_id . '_' . $a_filename))) {
             return unlink($this->mail_path . '/' . basename($this->user_id . '_' . $a_filename));
         }
     }

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◆ unlinkFiles()

ilFileDataMail::unlinkFiles ( $a_filenames )

unlink files: expects an array of filenames e.g.

array('foo','bar')

Parameters

array filenames to delete public

Returns: string error message with filename that couldn't be deleted

Definition at line 342 of file class.ilFileDataMail.php.

References $file, and unlinkFile().

     {
         if (is_array($a_filenames)) {
             foreach ($a_filenames as $file) {
                 if (!$this->unlinkFile($file)) {
                     return $file;
                 }
             }
         }
         return '';
     }

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Field Documentation

◆ $mail_max_upload_file_size

ilFileDataMail::$mail_max_upload_file_size

protected

Definition at line 37 of file class.ilFileDataMail.php.

Referenced by getUploadLimit().

◆ $mail_path

ilFileDataMail::$mail_path

Definition at line 32 of file class.ilFileDataMail.php.

Referenced by getMailPath().

◆ $user_id

ilFileDataMail::$user_id

Definition at line 25 of file class.ilFileDataMail.php.

Referenced by _lookupDiskUsageOfUser().

The documentation for this class was generated from the following file:

Services/Mail/classes/class.ilFileDataMail.php

Public Member Functions

Static Public Member Functions

Data Fields

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ __deleteAttachmentDirectory()

◆ _lookupDiskUsageOfUser()

◆ adoptAttachments()

◆ assignAttachmentsToDirectory()

◆ checkFilesExist()

◆ checkReadWrite()

◆ copyAttachmentFile()

◆ deassignAttachmentFromDirectory()

◆ getAbsoluteAttachmentPoolPathPrefix()

◆ getAbsolutePath()

◆ getAttachmentPath()

◆ getAttachmentPathByMD5Filename()

◆ getAttachmentsTotalSizeLimit()

◆ getMailPath()

◆ getStorage()

◆ getUploadLimit()

◆ getUserFilesData()

◆ initAttachmentMaxUploadSize()

◆ initDirectory()

◆ rotateFiles()

◆ saveFile()

◆ saveFiles()

◆ storeAsAttachment()

◆ storeUploadedFile()

◆ unlinkFile()

◆ unlinkFiles()

Field Documentation

◆ $mail_max_upload_file_size

◆ $mail_path

◆ $user_id