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徐永宾
2020-08-06 15:36:28 +08:00
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290
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/APC.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_APC
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_APC extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Prefix used to uniquely identify cache data for this worksheet
*
* @access private
* @var string
*/
private $cachePrefix = null;
/**
* Cache timeout
*
* @access private
* @var integer
*/
private $cacheTime = 600;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @access private
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
if (!apc_store(
$this->cachePrefix . $this->currentObjectID . '.cache',
serialize($this->currentObject),
$this->cacheTime
)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell ' . $this->currentObjectID . ' in APC');
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @access public
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->cellCache[$pCoord] = true;
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
*
* @access public
* @param string $pCoord Coordinate address of the cell to check
* @throws PHPExcel_Exception
* @return boolean
*/
public function isDataSet($pCoord)
{
// Check if the requested entry is the current object, or exists in the cache
if (parent::isDataSet($pCoord)) {
if ($this->currentObjectID == $pCoord) {
return true;
}
// Check if the requested entry still exists in apc
$success = apc_fetch($this->cachePrefix.$pCoord.'.cache');
if ($success === false) {
// Entry no longer exists in APC, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in APC cache');
}
return true;
}
return false;
}
/**
* Get cell at a specific coordinate
*
* @access public
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (parent::isDataSet($pCoord)) {
$obj = apc_fetch($this->cachePrefix . $pCoord . '.cache');
if ($obj === false) {
// Entry no longer exists in APC, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in APC cache');
}
} else {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize($obj);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Delete a cell in cache identified by coordinate address
*
* @access public
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
// Delete the entry from APC
apc_delete($this->cachePrefix.$pCoord.'.cache');
// Delete the entry from our cell address array
parent::deleteCacheData($pCoord);
}
/**
* Clone the cell collection
*
* @access public
* @param PHPExcel_Worksheet $parent The new worksheet
* @throws PHPExcel_Exception
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
// Get a new id for the new file name
$baseUnique = $this->getUniqueID();
$newCachePrefix = substr(md5($baseUnique), 0, 8) . '.';
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
if ($cellID != $this->currentObjectID) {
$obj = apc_fetch($this->cachePrefix . $cellID . '.cache');
if ($obj === false) {
// Entry no longer exists in APC, so clear it from the cache array
parent::deleteCacheData($cellID);
throw new PHPExcel_Exception('Cell entry ' . $cellID . ' no longer exists in APC');
}
if (!apc_store($newCachePrefix . $cellID . '.cache', $obj, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell ' . $cellID . ' in APC');
}
}
}
$this->cachePrefix = $newCachePrefix;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if ($this->currentObject !== null) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
// Flush the APC cache
$this->__destruct();
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
* @param array of mixed $arguments Additional initialisation arguments
*/
public function __construct(PHPExcel_Worksheet $parent, $arguments)
{
$cacheTime = (isset($arguments['cacheTime'])) ? $arguments['cacheTime'] : 600;
if ($this->cachePrefix === null) {
$baseUnique = $this->getUniqueID();
$this->cachePrefix = substr(md5($baseUnique), 0, 8) . '.';
$this->cacheTime = $cacheTime;
parent::__construct($parent);
}
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
apc_delete($this->cachePrefix . $cellID . '.cache');
}
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!function_exists('apc_store')) {
return false;
}
if (apc_sma_info() === false) {
return false;
}
return true;
}
}

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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/CacheBase.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_CacheBase
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
abstract class PHPExcel_CachedObjectStorage_CacheBase
{
/**
* Parent worksheet
*
* @var PHPExcel_Worksheet
*/
protected $parent;
/**
* The currently active Cell
*
* @var PHPExcel_Cell
*/
protected $currentObject = null;
/**
* Coordinate address of the currently active Cell
*
* @var string
*/
protected $currentObjectID = null;
/**
* Flag indicating whether the currently active Cell requires saving
*
* @var boolean
*/
protected $currentCellIsDirty = true;
/**
* An array of cells or cell pointers for the worksheet cells held in this cache,
* and indexed by their coordinate address within the worksheet
*
* @var array of mixed
*/
protected $cellCache = array();
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
*/
public function __construct(PHPExcel_Worksheet $parent)
{
// Set our parent worksheet.
// This is maintained within the cache controller to facilitate re-attaching it to PHPExcel_Cell objects when
// they are woken from a serialized state
$this->parent = $parent;
}
/**
* Return the parent worksheet for this cell collection
*
* @return PHPExcel_Worksheet
*/
public function getParent()
{
return $this->parent;
}
/**
* Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
*/
public function isDataSet($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return true;
}
// Check if the requested entry exists in the cache
return isset($this->cellCache[$pCoord]);
}
/**
* Move a cell object from one address to another
*
* @param string $fromAddress Current address of the cell to move
* @param string $toAddress Destination address of the cell to move
* @return boolean
*/
public function moveCell($fromAddress, $toAddress)
{
if ($fromAddress === $this->currentObjectID) {
$this->currentObjectID = $toAddress;
}
$this->currentCellIsDirty = true;
if (isset($this->cellCache[$fromAddress])) {
$this->cellCache[$toAddress] = &$this->cellCache[$fromAddress];
unset($this->cellCache[$fromAddress]);
}
return true;
}
/**
* Add or Update a cell in cache
*
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function updateCacheData(PHPExcel_Cell $cell)
{
return $this->addCacheData($cell->getCoordinate(), $cell);
}
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID && !is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObjectID = $this->currentObject = null;
}
if (is_object($this->cellCache[$pCoord])) {
$this->cellCache[$pCoord]->detach();
unset($this->cellCache[$pCoord]);
}
$this->currentCellIsDirty = false;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
return array_keys($this->cellCache);
}
/**
* Sort the list of all cell addresses currently held in cache by row and column
*
* @return string[]
*/
public function getSortedCellList()
{
$sortKeys = array();
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $column, $row);
$sortKeys[sprintf('%09d%3s', $row, $column)] = $coord;
}
ksort($sortKeys);
return array_values($sortKeys);
}
/**
* Get highest worksheet column and highest row that have cell records
*
* @return array Highest column name and highest row number
*/
public function getHighestRowAndColumn()
{
// Lookup highest column and highest row
$col = array('A' => '1A');
$row = array(1);
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $c, $r);
$row[$r] = $r;
$col[$c] = strlen($c).$c;
}
if (!empty($row)) {
// Determine highest column and row
$highestRow = max($row);
$highestColumn = substr(max($col), 1);
}
return array(
'row' => $highestRow,
'column' => $highestColumn
);
}
/**
* Return the cell address of the currently active cell object
*
* @return string
*/
public function getCurrentAddress()
{
return $this->currentObjectID;
}
/**
* Return the column address of the currently active cell object
*
* @return string
*/
public function getCurrentColumn()
{
sscanf($this->currentObjectID, '%[A-Z]%d', $column, $row);
return $column;
}
/**
* Return the row address of the currently active cell object
*
* @return integer
*/
public function getCurrentRow()
{
sscanf($this->currentObjectID, '%[A-Z]%d', $column, $row);
return (integer) $row;
}
/**
* Get highest worksheet column
*
* @param string $row Return the highest column for the specified row,
* or the highest column of any row if no row number is passed
* @return string Highest column name
*/
public function getHighestColumn($row = null)
{
if ($row == null) {
$colRow = $this->getHighestRowAndColumn();
return $colRow['column'];
}
$columnList = array(1);
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $c, $r);
if ($r != $row) {
continue;
}
$columnList[] = PHPExcel_Cell::columnIndexFromString($c);
}
return PHPExcel_Cell::stringFromColumnIndex(max($columnList) - 1);
}
/**
* Get highest worksheet row
*
* @param string $column Return the highest row for the specified column,
* or the highest row of any column if no column letter is passed
* @return int Highest row number
*/
public function getHighestRow($column = null)
{
if ($column == null) {
$colRow = $this->getHighestRowAndColumn();
return $colRow['row'];
}
$rowList = array(0);
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $c, $r);
if ($c != $column) {
continue;
}
$rowList[] = $r;
}
return max($rowList);
}
/**
* Generate a unique ID for cache referencing
*
* @return string Unique Reference
*/
protected function getUniqueID()
{
if (function_exists('posix_getpid')) {
$baseUnique = posix_getpid();
} else {
$baseUnique = mt_rand();
}
return uniqid($baseUnique, true);
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
$this->currentCellIsDirty;
$this->storeData();
$this->parent = $parent;
if (($this->currentObject !== null) && (is_object($this->currentObject))) {
$this->currentObject->attach($this);
}
} // function copyCellCollection()
/**
* Remove a row, deleting all cells in that row
*
* @param string $row Row number to remove
* @return void
*/
public function removeRow($row)
{
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $c, $r);
if ($r == $row) {
$this->deleteCacheData($coord);
}
}
}
/**
* Remove a column, deleting all cells in that column
*
* @param string $column Column ID to remove
* @return void
*/
public function removeColumn($column)
{
foreach ($this->getCellList() as $coord) {
sscanf($coord, '%[A-Z]%d', $c, $r);
if ($c == $column) {
$this->deleteCacheData($coord);
}
}
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
return true;
}
}

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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/DiscISAM.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_DiscISAM
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_DiscISAM extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Name of the file for this cache
*
* @var string
*/
private $fileName = null;
/**
* File handle for this cache file
*
* @var resource
*/
private $fileHandle = null;
/**
* Directory/Folder where the cache file is located
*
* @var string
*/
private $cacheDirectory = null;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
fseek($this->fileHandle, 0, SEEK_END);
$this->cellCache[$this->currentObjectID] = array(
'ptr' => ftell($this->fileHandle),
'sz' => fwrite($this->fileHandle, serialize($this->currentObject))
);
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
fseek($this->fileHandle, $this->cellCache[$pCoord]['ptr']);
$this->currentObject = unserialize(fread($this->fileHandle, $this->cellCache[$pCoord]['sz']));
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
// Get a new id for the new file name
$baseUnique = $this->getUniqueID();
$newFileName = $this->cacheDirectory.'/PHPExcel.'.$baseUnique.'.cache';
// Copy the existing cell cache file
copy($this->fileName, $newFileName);
$this->fileName = $newFileName;
// Open the copied cell cache file
$this->fileHandle = fopen($this->fileName, 'a+');
}
/**
* Clear the cell collection and disconnect from our parent
*
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
// Close down the temporary cache file
$this->__destruct();
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
* @param array of mixed $arguments Additional initialisation arguments
*/
public function __construct(PHPExcel_Worksheet $parent, $arguments)
{
$this->cacheDirectory = ((isset($arguments['dir'])) && ($arguments['dir'] !== null))
? $arguments['dir']
: PHPExcel_Shared_File::sys_get_temp_dir();
parent::__construct($parent);
if (is_null($this->fileHandle)) {
$baseUnique = $this->getUniqueID();
$this->fileName = $this->cacheDirectory.'/PHPExcel.'.$baseUnique.'.cache';
$this->fileHandle = fopen($this->fileName, 'a+');
}
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
if (!is_null($this->fileHandle)) {
fclose($this->fileHandle);
unlink($this->fileName);
}
$this->fileHandle = null;
}
}

103
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/ICache.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_ICache
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
interface PHPExcel_CachedObjectStorage_ICache
{
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell);
/**
* Add or Update a cell in cache
*
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function updateCacheData(PHPExcel_Cell $cell);
/**
* Fetch a cell from cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to retrieve
* @return PHPExcel_Cell Cell that was found, or null if not found
* @throws PHPExcel_Exception
*/
public function getCacheData($pCoord);
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord);
/**
* Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
*/
public function isDataSet($pCoord);
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList();
/**
* Get the list of all cell addresses currently held in cache sorted by column and row
*
* @return string[]
*/
public function getSortedCellList();
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent);
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable();
}

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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/Igbinary.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_Igbinary
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_Igbinary extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$this->cellCache[$this->currentObjectID] = igbinary_serialize($this->currentObject);
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
} // function _storeData()
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
} // function addCacheData()
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = igbinary_unserialize($this->cellCache[$pCoord]);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
} // function getCacheData()
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
} // function unsetWorksheetCells()
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!function_exists('igbinary_serialize')) {
return false;
}
return true;
}
}

308
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/Memcache.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_Memcache
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_Memcache extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Prefix used to uniquely identify cache data for this worksheet
*
* @var string
*/
private $cachePrefix = null;
/**
* Cache timeout
*
* @var integer
*/
private $cacheTime = 600;
/**
* Memcache interface
*
* @var resource
*/
private $memcache = null;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$obj = serialize($this->currentObject);
if (!$this->memcache->replace($this->cachePrefix . $this->currentObjectID . '.cache', $obj, null, $this->cacheTime)) {
if (!$this->memcache->add($this->cachePrefix . $this->currentObjectID . '.cache', $obj, null, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception("Failed to store cell {$this->currentObjectID} in MemCache");
}
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
} // function _storeData()
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->cellCache[$pCoord] = true;
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
} // function addCacheData()
/**
* Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
* @return boolean
*/
public function isDataSet($pCoord)
{
// Check if the requested entry is the current object, or exists in the cache
if (parent::isDataSet($pCoord)) {
if ($this->currentObjectID == $pCoord) {
return true;
}
// Check if the requested entry still exists in Memcache
$success = $this->memcache->get($this->cachePrefix.$pCoord.'.cache');
if ($success === false) {
// Entry no longer exists in Memcache, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in MemCache');
}
return true;
}
return false;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (parent::isDataSet($pCoord)) {
$obj = $this->memcache->get($this->cachePrefix . $pCoord . '.cache');
if ($obj === false) {
// Entry no longer exists in Memcache, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception("Cell entry {$pCoord} no longer exists in MemCache");
}
} else {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize($obj);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
// Delete the entry from Memcache
$this->memcache->delete($this->cachePrefix . $pCoord . '.cache');
// Delete the entry from our cell address array
parent::deleteCacheData($pCoord);
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
// Get a new id for the new file name
$baseUnique = $this->getUniqueID();
$newCachePrefix = substr(md5($baseUnique), 0, 8) . '.';
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
if ($cellID != $this->currentObjectID) {
$obj = $this->memcache->get($this->cachePrefix.$cellID.'.cache');
if ($obj === false) {
// Entry no longer exists in Memcache, so clear it from the cache array
parent::deleteCacheData($cellID);
throw new PHPExcel_Exception("Cell entry {$cellID} no longer exists in MemCache");
}
if (!$this->memcache->add($newCachePrefix . $cellID . '.cache', $obj, null, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception("Failed to store cell {$cellID} in MemCache");
}
}
}
$this->cachePrefix = $newCachePrefix;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
// Flush the Memcache cache
$this->__destruct();
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
* @param array of mixed $arguments Additional initialisation arguments
*/
public function __construct(PHPExcel_Worksheet $parent, $arguments)
{
$memcacheServer = (isset($arguments['memcacheServer'])) ? $arguments['memcacheServer'] : 'localhost';
$memcachePort = (isset($arguments['memcachePort'])) ? $arguments['memcachePort'] : 11211;
$cacheTime = (isset($arguments['cacheTime'])) ? $arguments['cacheTime'] : 600;
if (is_null($this->cachePrefix)) {
$baseUnique = $this->getUniqueID();
$this->cachePrefix = substr(md5($baseUnique), 0, 8) . '.';
// Set a new Memcache object and connect to the Memcache server
$this->memcache = new Memcache();
if (!$this->memcache->addServer($memcacheServer, $memcachePort, false, 50, 5, 5, true, array($this, 'failureCallback'))) {
throw new PHPExcel_Exception("Could not connect to MemCache server at {$memcacheServer}:{$memcachePort}");
}
$this->cacheTime = $cacheTime;
parent::__construct($parent);
}
}
/**
* Memcache error handler
*
* @param string $host Memcache server
* @param integer $port Memcache port
* @throws PHPExcel_Exception
*/
public function failureCallback($host, $port)
{
throw new PHPExcel_Exception("memcache {$host}:{$port} failed");
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
$this->memcache->delete($this->cachePrefix.$cellID . '.cache');
}
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!function_exists('memcache_add')) {
return false;
}
return true;
}
}

118
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/Memory.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_Memory
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_Memory extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Dummy method callable from CacheBase, but unused by Memory cache
*
* @return void
*/
protected function storeData()
{
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
$this->cellCache[$pCoord] = $cell;
// Set current entry to the new/updated entry
$this->currentObjectID = $pCoord;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
$this->currentObjectID = null;
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
// Return requested entry
return $this->cellCache[$pCoord];
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
$newCollection = array();
foreach ($this->cellCache as $k => &$cell) {
$newCollection[$k] = clone $cell;
$newCollection[$k]->attach($this);
}
$this->cellCache = $newCollection;
}
/**
* Clear the cell collection and disconnect from our parent
*
*/
public function unsetWorksheetCells()
{
// Because cells are all stored as intact objects in memory, we need to detach each one from the parent
foreach ($this->cellCache as $k => &$cell) {
$cell->detach();
$this->cellCache[$k] = null;
}
unset($cell);
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
}

133
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/MemoryGZip.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_MemoryGZip
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_MemoryGZip extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$this->cellCache[$this->currentObjectID] = gzdeflate(serialize($this->currentObject));
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize(gzinflate($this->cellCache[$pCoord]));
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
}

129
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/MemorySerialized.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_MemorySerialized
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_MemorySerialized extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$this->cellCache[$this->currentObjectID] = serialize($this->currentObject);
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize($this->cellCache[$pCoord]);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
}

200
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/PHPTemp.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_PHPTemp
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_PHPTemp extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Name of the file for this cache
*
* @var string
*/
private $fileHandle = null;
/**
* Memory limit to use before reverting to file cache
*
* @var integer
*/
private $memoryCacheSize = null;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
fseek($this->fileHandle, 0, SEEK_END);
$this->cellCache[$this->currentObjectID] = array(
'ptr' => ftell($this->fileHandle),
'sz' => fwrite($this->fileHandle, serialize($this->currentObject))
);
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
if (!isset($this->cellCache[$pCoord])) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
fseek($this->fileHandle, $this->cellCache[$pCoord]['ptr']);
$this->currentObject = unserialize(fread($this->fileHandle, $this->cellCache[$pCoord]['sz']));
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
// Open a new stream for the cell cache data
$newFileHandle = fopen('php://temp/maxmemory:' . $this->memoryCacheSize, 'a+');
// Copy the existing cell cache data to the new stream
fseek($this->fileHandle, 0);
while (!feof($this->fileHandle)) {
fwrite($newFileHandle, fread($this->fileHandle, 1024));
}
$this->fileHandle = $newFileHandle;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
// Close down the php://temp file
$this->__destruct();
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
* @param array of mixed $arguments Additional initialisation arguments
*/
public function __construct(PHPExcel_Worksheet $parent, $arguments)
{
$this->memoryCacheSize = (isset($arguments['memoryCacheSize'])) ? $arguments['memoryCacheSize'] : '1MB';
parent::__construct($parent);
if (is_null($this->fileHandle)) {
$this->fileHandle = fopen('php://temp/maxmemory:' . $this->memoryCacheSize, 'a+');
}
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
if (!is_null($this->fileHandle)) {
fclose($this->fileHandle);
}
$this->fileHandle = null;
}
}

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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/SQLite.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_SQLite
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_SQLite extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Database table name
*
* @var string
*/
private $TableName = null;
/**
* Database handle
*
* @var resource
*/
private $DBHandle = null;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
if (!$this->DBHandle->queryExec("INSERT OR REPLACE INTO kvp_".$this->TableName." VALUES('".$this->currentObjectID."','".sqlite_escape_string(serialize($this->currentObject))."')")) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
$query = "SELECT value FROM kvp_".$this->TableName." WHERE id='".$pCoord."'";
$cellResultSet = $this->DBHandle->query($query, SQLITE_ASSOC);
if ($cellResultSet === false) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
} elseif ($cellResultSet->numRows() == 0) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$cellResult = $cellResultSet->fetchSingle();
$this->currentObject = unserialize($cellResult);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Is a value set for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
*/
public function isDataSet($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return true;
}
// Check if the requested entry exists in the cache
$query = "SELECT id FROM kvp_".$this->TableName." WHERE id='".$pCoord."'";
$cellResultSet = $this->DBHandle->query($query, SQLITE_ASSOC);
if ($cellResultSet === false) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
} elseif ($cellResultSet->numRows() == 0) {
// Return null if requested entry doesn't exist in cache
return false;
}
return true;
}
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
$this->currentObject->detach();
$this->currentObjectID = $this->currentObject = null;
}
// Check if the requested entry exists in the cache
$query = "DELETE FROM kvp_".$this->TableName." WHERE id='".$pCoord."'";
if (!$this->DBHandle->queryExec($query)) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
$this->currentCellIsDirty = false;
}
/**
* Move a cell object from one address to another
*
* @param string $fromAddress Current address of the cell to move
* @param string $toAddress Destination address of the cell to move
* @return boolean
*/
public function moveCell($fromAddress, $toAddress)
{
if ($fromAddress === $this->currentObjectID) {
$this->currentObjectID = $toAddress;
}
$query = "DELETE FROM kvp_".$this->TableName." WHERE id='".$toAddress."'";
$result = $this->DBHandle->exec($query);
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$query = "UPDATE kvp_".$this->TableName." SET id='".$toAddress."' WHERE id='".$fromAddress."'";
$result = $this->DBHandle->exec($query);
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
return true;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
$query = "SELECT id FROM kvp_".$this->TableName;
$cellIdsResult = $this->DBHandle->unbufferedQuery($query, SQLITE_ASSOC);
if ($cellIdsResult === false) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
$cellKeys = array();
foreach ($cellIdsResult as $row) {
$cellKeys[] = $row['id'];
}
return $cellKeys;
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
$this->currentCellIsDirty;
$this->storeData();
// Get a new id for the new table name
$tableName = str_replace('.', '_', $this->getUniqueID());
if (!$this->DBHandle->queryExec('CREATE TABLE kvp_'.$tableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)
AS SELECT * FROM kvp_'.$this->TableName)
) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
// Copy the existing cell cache file
$this->TableName = $tableName;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
// Close down the temporary cache file
$this->__destruct();
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
*/
public function __construct(PHPExcel_Worksheet $parent)
{
parent::__construct($parent);
if (is_null($this->DBHandle)) {
$this->TableName = str_replace('.', '_', $this->getUniqueID());
$_DBName = ':memory:';
$this->DBHandle = new SQLiteDatabase($_DBName);
if ($this->DBHandle === false) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
if (!$this->DBHandle->queryExec('CREATE TABLE kvp_'.$this->TableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)')) {
throw new PHPExcel_Exception(sqlite_error_string($this->DBHandle->lastError()));
}
}
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
if (!is_null($this->DBHandle)) {
$this->DBHandle->queryExec('DROP TABLE kvp_'.$this->TableName);
}
$this->DBHandle = null;
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!function_exists('sqlite_open')) {
return false;
}
return true;
}
}

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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/SQLite3.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_SQLite3
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_SQLite3 extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Database table name
*
* @var string
*/
private $TableName = null;
/**
* Database handle
*
* @var resource
*/
private $DBHandle = null;
/**
* Prepared statement for a SQLite3 select query
*
* @var SQLite3Stmt
*/
private $selectQuery;
/**
* Prepared statement for a SQLite3 insert query
*
* @var SQLite3Stmt
*/
private $insertQuery;
/**
* Prepared statement for a SQLite3 update query
*
* @var SQLite3Stmt
*/
private $updateQuery;
/**
* Prepared statement for a SQLite3 delete query
*
* @var SQLite3Stmt
*/
private $deleteQuery;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$this->insertQuery->bindValue('id', $this->currentObjectID, SQLITE3_TEXT);
$this->insertQuery->bindValue('data', serialize($this->currentObject), SQLITE3_BLOB);
$result = $this->insertQuery->execute();
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
$this->selectQuery->bindValue('id', $pCoord, SQLITE3_TEXT);
$cellResult = $this->selectQuery->execute();
if ($cellResult === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$cellData = $cellResult->fetchArray(SQLITE3_ASSOC);
if ($cellData === false) {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize($cellData['value']);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Is a value set for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
*/
public function isDataSet($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return true;
}
// Check if the requested entry exists in the cache
$this->selectQuery->bindValue('id', $pCoord, SQLITE3_TEXT);
$cellResult = $this->selectQuery->execute();
if ($cellResult === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$cellData = $cellResult->fetchArray(SQLITE3_ASSOC);
return ($cellData === false) ? false : true;
}
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
$this->currentObject->detach();
$this->currentObjectID = $this->currentObject = null;
}
// Check if the requested entry exists in the cache
$this->deleteQuery->bindValue('id', $pCoord, SQLITE3_TEXT);
$result = $this->deleteQuery->execute();
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$this->currentCellIsDirty = false;
}
/**
* Move a cell object from one address to another
*
* @param string $fromAddress Current address of the cell to move
* @param string $toAddress Destination address of the cell to move
* @return boolean
*/
public function moveCell($fromAddress, $toAddress)
{
if ($fromAddress === $this->currentObjectID) {
$this->currentObjectID = $toAddress;
}
$this->deleteQuery->bindValue('id', $toAddress, SQLITE3_TEXT);
$result = $this->deleteQuery->execute();
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$this->updateQuery->bindValue('toid', $toAddress, SQLITE3_TEXT);
$this->updateQuery->bindValue('fromid', $fromAddress, SQLITE3_TEXT);
$result = $this->updateQuery->execute();
if ($result === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
return true;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
$query = "SELECT id FROM kvp_".$this->TableName;
$cellIdsResult = $this->DBHandle->query($query);
if ($cellIdsResult === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
$cellKeys = array();
while ($row = $cellIdsResult->fetchArray(SQLITE3_ASSOC)) {
$cellKeys[] = $row['id'];
}
return $cellKeys;
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
$this->currentCellIsDirty;
$this->storeData();
// Get a new id for the new table name
$tableName = str_replace('.', '_', $this->getUniqueID());
if (!$this->DBHandle->exec('CREATE TABLE kvp_'.$tableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)
AS SELECT * FROM kvp_'.$this->TableName)
) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
// Copy the existing cell cache file
$this->TableName = $tableName;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
// Close down the temporary cache file
$this->__destruct();
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
*/
public function __construct(PHPExcel_Worksheet $parent)
{
parent::__construct($parent);
if (is_null($this->DBHandle)) {
$this->TableName = str_replace('.', '_', $this->getUniqueID());
$_DBName = ':memory:';
$this->DBHandle = new SQLite3($_DBName);
if ($this->DBHandle === false) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
if (!$this->DBHandle->exec('CREATE TABLE kvp_'.$this->TableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)')) {
throw new PHPExcel_Exception($this->DBHandle->lastErrorMsg());
}
}
$this->selectQuery = $this->DBHandle->prepare("SELECT value FROM kvp_".$this->TableName." WHERE id = :id");
$this->insertQuery = $this->DBHandle->prepare("INSERT OR REPLACE INTO kvp_".$this->TableName." VALUES(:id,:data)");
$this->updateQuery = $this->DBHandle->prepare("UPDATE kvp_".$this->TableName." SET id=:toId WHERE id=:fromId");
$this->deleteQuery = $this->DBHandle->prepare("DELETE FROM kvp_".$this->TableName." WHERE id = :id");
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
if (!is_null($this->DBHandle)) {
$this->DBHandle->exec('DROP TABLE kvp_'.$this->TableName);
$this->DBHandle->close();
}
$this->DBHandle = null;
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!class_exists('SQLite3', false)) {
return false;
}
return true;
}
}

289
vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/Wincache.php vendored Normal file
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<?php
/**
* PHPExcel_CachedObjectStorage_Wincache
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_CachedObjectStorage
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CachedObjectStorage_Wincache extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache
{
/**
* Prefix used to uniquely identify cache data for this worksheet
*
* @var string
*/
private $cachePrefix = null;
/**
* Cache timeout
*
* @var integer
*/
private $cacheTime = 600;
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$obj = serialize($this->currentObject);
if (wincache_ucache_exists($this->cachePrefix.$this->currentObjectID.'.cache')) {
if (!wincache_ucache_set($this->cachePrefix.$this->currentObjectID.'.cache', $obj, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell '.$this->currentObjectID.' in WinCache');
}
} else {
if (!wincache_ucache_add($this->cachePrefix.$this->currentObjectID.'.cache', $obj, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell '.$this->currentObjectID.' in WinCache');
}
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Add or Update a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to update
* @param PHPExcel_Cell $cell Cell to update
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function addCacheData($pCoord, PHPExcel_Cell $cell)
{
if (($pCoord !== $this->currentObjectID) && ($this->currentObjectID !== null)) {
$this->storeData();
}
$this->cellCache[$pCoord] = true;
$this->currentObjectID = $pCoord;
$this->currentObject = $cell;
$this->currentCellIsDirty = true;
return $cell;
}
/**
* Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
*
* @param string $pCoord Coordinate address of the cell to check
* @return boolean
*/
public function isDataSet($pCoord)
{
// Check if the requested entry is the current object, or exists in the cache
if (parent::isDataSet($pCoord)) {
if ($this->currentObjectID == $pCoord) {
return true;
}
// Check if the requested entry still exists in cache
$success = wincache_ucache_exists($this->cachePrefix.$pCoord.'.cache');
if ($success === false) {
// Entry no longer exists in Wincache, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in WinCache');
}
return true;
}
return false;
}
/**
* Get cell at a specific coordinate
*
* @param string $pCoord Coordinate of the cell
* @throws PHPExcel_Exception
* @return PHPExcel_Cell Cell that was found, or null if not found
*/
public function getCacheData($pCoord)
{
if ($pCoord === $this->currentObjectID) {
return $this->currentObject;
}
$this->storeData();
// Check if the entry that has been requested actually exists
$obj = null;
if (parent::isDataSet($pCoord)) {
$success = false;
$obj = wincache_ucache_get($this->cachePrefix.$pCoord.'.cache', $success);
if ($success === false) {
// Entry no longer exists in WinCache, so clear it from the cache array
parent::deleteCacheData($pCoord);
throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in WinCache');
}
} else {
// Return null if requested entry doesn't exist in cache
return null;
}
// Set current entry to the requested entry
$this->currentObjectID = $pCoord;
$this->currentObject = unserialize($obj);
// Re-attach this as the cell's parent
$this->currentObject->attach($this);
// Return requested entry
return $this->currentObject;
}
/**
* Get a list of all cell addresses currently held in cache
*
* @return string[]
*/
public function getCellList()
{
if ($this->currentObjectID !== null) {
$this->storeData();
}
return parent::getCellList();
}
/**
* Delete a cell in cache identified by coordinate address
*
* @param string $pCoord Coordinate address of the cell to delete
* @throws PHPExcel_Exception
*/
public function deleteCacheData($pCoord)
{
// Delete the entry from Wincache
wincache_ucache_delete($this->cachePrefix.$pCoord.'.cache');
// Delete the entry from our cell address array
parent::deleteCacheData($pCoord);
}
/**
* Clone the cell collection
*
* @param PHPExcel_Worksheet $parent The new worksheet
* @return void
*/
public function copyCellCollection(PHPExcel_Worksheet $parent)
{
parent::copyCellCollection($parent);
// Get a new id for the new file name
$baseUnique = $this->getUniqueID();
$newCachePrefix = substr(md5($baseUnique), 0, 8) . '.';
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
if ($cellID != $this->currentObjectID) {
$success = false;
$obj = wincache_ucache_get($this->cachePrefix.$cellID.'.cache', $success);
if ($success === false) {
// Entry no longer exists in WinCache, so clear it from the cache array
parent::deleteCacheData($cellID);
throw new PHPExcel_Exception('Cell entry '.$cellID.' no longer exists in Wincache');
}
if (!wincache_ucache_add($newCachePrefix.$cellID.'.cache', $obj, $this->cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell '.$cellID.' in Wincache');
}
}
}
$this->cachePrefix = $newCachePrefix;
}
/**
* Clear the cell collection and disconnect from our parent
*
* @return void
*/
public function unsetWorksheetCells()
{
if (!is_null($this->currentObject)) {
$this->currentObject->detach();
$this->currentObject = $this->currentObjectID = null;
}
// Flush the WinCache cache
$this->__destruct();
$this->cellCache = array();
// detach ourself from the worksheet, so that it can then delete this object successfully
$this->parent = null;
}
/**
* Initialise this new cell collection
*
* @param PHPExcel_Worksheet $parent The worksheet for this cell collection
* @param array of mixed $arguments Additional initialisation arguments
*/
public function __construct(PHPExcel_Worksheet $parent, $arguments)
{
$cacheTime = (isset($arguments['cacheTime'])) ? $arguments['cacheTime'] : 600;
if (is_null($this->cachePrefix)) {
$baseUnique = $this->getUniqueID();
$this->cachePrefix = substr(md5($baseUnique), 0, 8).'.';
$this->cacheTime = $cacheTime;
parent::__construct($parent);
}
}
/**
* Destroy this cell collection
*/
public function __destruct()
{
$cacheList = $this->getCellList();
foreach ($cacheList as $cellID) {
wincache_ucache_delete($this->cachePrefix.$cellID.'.cache');
}
}
/**
* Identify whether the caching method is currently available
* Some methods are dependent on the availability of certain extensions being enabled in the PHP build
*
* @return boolean
*/
public static function cacheMethodIsAvailable()
{
if (!function_exists('wincache_ucache_add')) {
return false;
}
return true;
}
}