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<?php
namespace PhpZip\Model;
use PhpZip\Exception\InvalidArgumentException;
use PhpZip\Exception\ZipEntryNotFoundException;
use PhpZip\Exception\ZipException;
use PhpZip\Model\Entry\ZipChangesEntry;
use PhpZip\Model\Entry\ZipSourceEntry;
use PhpZip\ZipFile;
/**
* Zip Model.
*
* @author Ne-Lexa [email protected]
* @license MIT
*/
class ZipModel implements \Countable
{
/** @var ZipSourceEntry[] */
protected $inputEntries = [];
/** @var ZipEntry[] */
protected $outEntries = [];
/** @var string|null */
protected $archiveComment;
/** @var string|null */
protected $archiveCommentChanges;
/** @var bool */
protected $archiveCommentChanged = false;
/** @var int|null */
protected $zipAlign;
/** @var bool */
private $zip64;
/**
* @param ZipSourceEntry[] $entries
* @param EndOfCentralDirectory $endOfCentralDirectory
*
* @return ZipModel
*/
public static function newSourceModel(array $entries, EndOfCentralDirectory $endOfCentralDirectory)
{
$model = new self();
$model->inputEntries = $entries;
$model->outEntries = $entries;
$model->archiveComment = $endOfCentralDirectory->getComment();
$model->zip64 = $endOfCentralDirectory->isZip64();
return $model;
}
/**
* @return string|null
*/
public function getArchiveComment()
{
if ($this->archiveCommentChanged) {
return $this->archiveCommentChanges;
}
return $this->archiveComment;
}
/**
* @param string $comment
*/
public function setArchiveComment($comment)
{
if ($comment !== null && $comment !== '') {
$comment = (string) $comment;
$length = \strlen($comment);
if ($length > 0xffff) {
throw new InvalidArgumentException('Length comment out of range');
}
}
if ($comment !== $this->archiveComment) {
$this->archiveCommentChanges = $comment;
$this->archiveCommentChanged = true;
} else {
$this->archiveCommentChanged = false;
}
}
/**
* Specify a password for extracting files.
*
* @param string|null $password
*
* @throws ZipException
*/
public function setReadPassword($password)
{
foreach ($this->inputEntries as $entry) {
if ($entry->isEncrypted()) {
$entry->setPassword($password);
}
}
}
/**
* @param string $entryName
* @param string $password
*
* @throws ZipEntryNotFoundException
* @throws ZipException
*/
public function setReadPasswordEntry($entryName, $password)
{
if (!isset($this->inputEntries[$entryName])) {
throw new ZipEntryNotFoundException($entryName);
}
if ($this->inputEntries[$entryName]->isEncrypted()) {
$this->inputEntries[$entryName]->setPassword($password);
}
}
/**
* @return int|null
*/
public function getZipAlign()
{
return $this->zipAlign;
}
/**
* @param int|null $zipAlign
*/
public function setZipAlign($zipAlign)
{
$this->zipAlign = $zipAlign === null ? null : (int) $zipAlign;
}
/**
* @return bool
*/
public function isZipAlign()
{
return $this->zipAlign !== null;
}
/**
* @param string|null $writePassword
*/
public function setWritePassword($writePassword)
{
$this->matcher()->all()->setPassword($writePassword);
}
/**
* Remove password.
*/
public function removePassword()
{
$this->matcher()->all()->setPassword(null);
}
/**
* @param string|ZipEntry $entryName
*/
public function removePasswordEntry($entryName)
{
$this->matcher()->add($entryName)->setPassword(null);
}
/**
* @return bool
*/
public function isArchiveCommentChanged()
{
return $this->archiveCommentChanged;
}
/**
* @param string|ZipEntry $old
* @param string|ZipEntry $new
*
* @throws ZipException
*/
public function renameEntry($old, $new)
{
$old = $old instanceof ZipEntry ? $old->getName() : (string) $old;
$new = $new instanceof ZipEntry ? $new->getName() : (string) $new;
if (isset($this->outEntries[$new])) {
throw new InvalidArgumentException('New entry name ' . $new . ' is exists.');
}
$entry = $this->getEntryForChanges($old);
$entry->setName($new);
$this->deleteEntry($old);
$this->addEntry($entry);
}
/**
* @param string|ZipEntry $entry
*
* @throws ZipEntryNotFoundException
* @throws ZipException
*
* @return ZipChangesEntry|ZipEntry
*/
public function getEntryForChanges($entry)
{
$entry = $this->getEntry($entry);
if ($entry instanceof ZipSourceEntry) {
$entry = new ZipChangesEntry($entry);
$this->addEntry($entry);
}
return $entry;
}
/**
* @param string|ZipEntry $entryName
*
* @throws ZipEntryNotFoundException
*
* @return ZipEntry
*/
public function getEntry($entryName)
{
$entryName = $entryName instanceof ZipEntry ? $entryName->getName() : (string) $entryName;
if (isset($this->outEntries[$entryName])) {
return $this->outEntries[$entryName];
}
throw new ZipEntryNotFoundException($entryName);
}
/**
* @param string|ZipEntry $entry
*
* @return bool
*/
public function deleteEntry($entry)
{
$entry = $entry instanceof ZipEntry ? $entry->getName() : (string) $entry;
if (isset($this->outEntries[$entry])) {
unset($this->outEntries[$entry]);
return true;
}
return false;
}
/**
* @param ZipEntry $entry
*/
public function addEntry(ZipEntry $entry)
{
$this->outEntries[$entry->getName()] = $entry;
}
/**
* Get all entries with changes.
*
* @return ZipEntry[]
*/
public function &getEntries()
{
return $this->outEntries;
}
/**
* @param string|ZipEntry $entryName
*
* @return bool
*/
public function hasEntry($entryName)
{
$entryName = $entryName instanceof ZipEntry ? $entryName->getName() : (string) $entryName;
return isset($this->outEntries[$entryName]);
}
/**
* Delete all entries.
*/
public function deleteAll()
{
$this->outEntries = [];
}
/**
* Count elements of an object.
*
* @see http://php.net/manual/en/countable.count.php
*
* @return int The custom count as an integer.
* </p>
* <p>
* The return value is cast to an integer.
*
* @since 5.1.0
*/
public function count()
{
return \count($this->outEntries);
}
/**
* Undo all changes done in the archive.
*/
public function unchangeAll()
{
$this->outEntries = $this->inputEntries;
$this->unchangeArchiveComment();
}
/**
* Undo change archive comment.
*/
public function unchangeArchiveComment()
{
$this->archiveCommentChanges = null;
$this->archiveCommentChanged = false;
}
/**
* Revert all changes done to an entry with the given name.
*
* @param string|ZipEntry $entry Entry name or ZipEntry
*
* @return bool
*/
public function unchangeEntry($entry)
{
$entry = $entry instanceof ZipEntry ? $entry->getName() : (string) $entry;
if (isset($this->outEntries[$entry], $this->inputEntries[$entry])) {
$this->outEntries[$entry] = $this->inputEntries[$entry];
return true;
}
return false;
}
/**
* @param int $encryptionMethod
*/
public function setEncryptionMethod($encryptionMethod = ZipFile::ENCRYPTION_METHOD_WINZIP_AES_256)
{
$this->matcher()->all()->setEncryptionMethod($encryptionMethod);
}
/**
* @return ZipEntryMatcher
*/
public function matcher()
{
return new ZipEntryMatcher($this);
}
}