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vendor/phpoffice/phpexcel/Classes/PHPExcel/CachedObjectStorage/CacheBase.php
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| 1 | -<?php | |
| 2 | - | |
| 3 | -/** | |
| 4 | - * PHPExcel_CachedObjectStorage_CacheBase | |
| 5 | - * | |
| 6 | - * Copyright (c) 2006 - 2015 PHPExcel | |
| 7 | - * | |
| 8 | - * This library is free software; you can redistribute it and/or | |
| 9 | - * modify it under the terms of the GNU Lesser General Public | |
| 10 | - * License as published by the Free Software Foundation; either | |
| 11 | - * version 2.1 of the License, or (at your option) any later version. | |
| 12 | - * | |
| 13 | - * This library is distributed in the hope that it will be useful, | |
| 14 | - * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 | - * Lesser General Public License for more details. | |
| 17 | - * | |
| 18 | - * You should have received a copy of the GNU Lesser General Public | |
| 19 | - * License along with this library; if not, write to the Free Software | |
| 20 | - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 21 | - * | |
| 22 | - * @category PHPExcel | |
| 23 | - * @package PHPExcel_CachedObjectStorage | |
| 24 | - * @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel) | |
| 25 | - * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL | |
| 26 | - * @version ##VERSION##, ##DATE## | |
| 27 | - */ | |
| 28 | -abstract class PHPExcel_CachedObjectStorage_CacheBase | |
| 29 | -{ | |
| 30 | - /** | |
| 31 | - * Parent worksheet | |
| 32 | - * | |
| 33 | - * @var PHPExcel_Worksheet | |
| 34 | - */ | |
| 35 | - protected $parent; | |
| 36 | - | |
| 37 | - /** | |
| 38 | - * The currently active Cell | |
| 39 | - * | |
| 40 | - * @var PHPExcel_Cell | |
| 41 | - */ | |
| 42 | - protected $currentObject = null; | |
| 43 | - | |
| 44 | - /** | |
| 45 | - * Coordinate address of the currently active Cell | |
| 46 | - * | |
| 47 | - * @var string | |
| 48 | - */ | |
| 49 | - protected $currentObjectID = null; | |
| 50 | - | |
| 51 | - /** | |
| 52 | - * Flag indicating whether the currently active Cell requires saving | |
| 53 | - * | |
| 54 | - * @var boolean | |
| 55 | - */ | |
| 56 | - protected $currentCellIsDirty = true; | |
| 57 | - | |
| 58 | - /** | |
| 59 | - * An array of cells or cell pointers for the worksheet cells held in this cache, | |
| 60 | - * and indexed by their coordinate address within the worksheet | |
| 61 | - * | |
| 62 | - * @var array of mixed | |
| 63 | - */ | |
| 64 | - protected $cellCache = array(); | |
| 65 | - | |
| 66 | - /** | |
| 67 | - * Initialise this new cell collection | |
| 68 | - * | |
| 69 | - * @param PHPExcel_Worksheet $parent The worksheet for this cell collection | |
| 70 | - */ | |
| 71 | - public function __construct(PHPExcel_Worksheet $parent) | |
| 72 | - { | |
| 73 | - // Set our parent worksheet. | |
| 74 | - // This is maintained within the cache controller to facilitate re-attaching it to PHPExcel_Cell objects when | |
| 75 | - // they are woken from a serialized state | |
| 76 | - $this->parent = $parent; | |
| 77 | - } | |
| 78 | - | |
| 79 | - /** | |
| 80 | - * Return the parent worksheet for this cell collection | |
| 81 | - * | |
| 82 | - * @return PHPExcel_Worksheet | |
| 83 | - */ | |
| 84 | - public function getParent() | |
| 85 | - { | |
| 86 | - return $this->parent; | |
| 87 | - } | |
| 88 | - | |
| 89 | - /** | |
| 90 | - * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell? | |
| 91 | - * | |
| 92 | - * @param string $pCoord Coordinate address of the cell to check | |
| 93 | - * @return boolean | |
| 94 | - */ | |
| 95 | - public function isDataSet($pCoord) | |
| 96 | - { | |
| 97 | - if ($pCoord === $this->currentObjectID) { | |
| 98 | - return true; | |
| 99 | - } | |
| 100 | - // Check if the requested entry exists in the cache | |
| 101 | - return isset($this->cellCache[$pCoord]); | |
| 102 | - } | |
| 103 | - | |
| 104 | - /** | |
| 105 | - * Move a cell object from one address to another | |
| 106 | - * | |
| 107 | - * @param string $fromAddress Current address of the cell to move | |
| 108 | - * @param string $toAddress Destination address of the cell to move | |
| 109 | - * @return boolean | |
| 110 | - */ | |
| 111 | - public function moveCell($fromAddress, $toAddress) | |
| 112 | - { | |
| 113 | - if ($fromAddress === $this->currentObjectID) { | |
| 114 | - $this->currentObjectID = $toAddress; | |
| 115 | - } | |
| 116 | - $this->currentCellIsDirty = true; | |
| 117 | - if (isset($this->cellCache[$fromAddress])) { | |
| 118 | - $this->cellCache[$toAddress] = &$this->cellCache[$fromAddress]; | |
| 119 | - unset($this->cellCache[$fromAddress]); | |
| 120 | - } | |
| 121 | - | |
| 122 | - return true; | |
| 123 | - } | |
| 124 | - | |
| 125 | - /** | |
| 126 | - * Add or Update a cell in cache | |
| 127 | - * | |
| 128 | - * @param PHPExcel_Cell $cell Cell to update | |
| 129 | - * @return PHPExcel_Cell | |
| 130 | - * @throws PHPExcel_Exception | |
| 131 | - */ | |
| 132 | - public function updateCacheData(PHPExcel_Cell $cell) | |
| 133 | - { | |
| 134 | - return $this->addCacheData($cell->getCoordinate(), $cell); | |
| 135 | - } | |
| 136 | - | |
| 137 | - /** | |
| 138 | - * Delete a cell in cache identified by coordinate address | |
| 139 | - * | |
| 140 | - * @param string $pCoord Coordinate address of the cell to delete | |
| 141 | - * @throws PHPExcel_Exception | |
| 142 | - */ | |
| 143 | - public function deleteCacheData($pCoord) | |
| 144 | - { | |
| 145 | - if ($pCoord === $this->currentObjectID && !is_null($this->currentObject)) { | |
| 146 | - $this->currentObject->detach(); | |
| 147 | - $this->currentObjectID = $this->currentObject = null; | |
| 148 | - } | |
| 149 | - | |
| 150 | - if (is_object($this->cellCache[$pCoord])) { | |
| 151 | - $this->cellCache[$pCoord]->detach(); | |
| 152 | - unset($this->cellCache[$pCoord]); | |
| 153 | - } | |
| 154 | - $this->currentCellIsDirty = false; | |
| 155 | - } | |
| 156 | - | |
| 157 | - /** | |
| 158 | - * Get a list of all cell addresses currently held in cache | |
| 159 | - * | |
| 160 | - * @return string[] | |
| 161 | - */ | |
| 162 | - public function getCellList() | |
| 163 | - { | |
| 164 | - return array_keys($this->cellCache); | |
| 165 | - } | |
| 166 | - | |
| 167 | - /** | |
| 168 | - * Sort the list of all cell addresses currently held in cache by row and column | |
| 169 | - * | |
| 170 | - * @return string[] | |
| 171 | - */ | |
| 172 | - public function getSortedCellList() | |
| 173 | - { | |
| 174 | - $sortKeys = array(); | |
| 175 | - foreach ($this->getCellList() as $coord) { | |
| 176 | - sscanf($coord, '%[A-Z]%d', $column, $row); | |
| 177 | - $sortKeys[sprintf('%09d%3s', $row, $column)] = $coord; | |
| 178 | - } | |
| 179 | - ksort($sortKeys); | |
| 180 | - | |
| 181 | - return array_values($sortKeys); | |
| 182 | - } | |
| 183 | - | |
| 184 | - /** | |
| 185 | - * Get highest worksheet column and highest row that have cell records | |
| 186 | - * | |
| 187 | - * @return array Highest column name and highest row number | |
| 188 | - */ | |
| 189 | - public function getHighestRowAndColumn() | |
| 190 | - { | |
| 191 | - // Lookup highest column and highest row | |
| 192 | - $col = array('A' => '1A'); | |
| 193 | - $row = array(1); | |
| 194 | - foreach ($this->getCellList() as $coord) { | |
| 195 | - sscanf($coord, '%[A-Z]%d', $c, $r); | |
| 196 | - $row[$r] = $r; | |
| 197 | - $col[$c] = strlen($c).$c; | |
| 198 | - } | |
| 199 | - if (!empty($row)) { | |
| 200 | - // Determine highest column and row | |
| 201 | - $highestRow = max($row); | |
| 202 | - $highestColumn = substr(max($col), 1); | |
| 203 | - } | |
| 204 | - | |
| 205 | - return array( | |
| 206 | - 'row' => $highestRow, | |
| 207 | - 'column' => $highestColumn | |
| 208 | - ); | |
| 209 | - } | |
| 210 | - | |
| 211 | - /** | |
| 212 | - * Return the cell address of the currently active cell object | |
| 213 | - * | |
| 214 | - * @return string | |
| 215 | - */ | |
| 216 | - public function getCurrentAddress() | |
| 217 | - { | |
| 218 | - return $this->currentObjectID; | |
| 219 | - } | |
| 220 | - | |
| 221 | - /** | |
| 222 | - * Return the column address of the currently active cell object | |
| 223 | - * | |
| 224 | - * @return string | |
| 225 | - */ | |
| 226 | - public function getCurrentColumn() | |
| 227 | - { | |
| 228 | - sscanf($this->currentObjectID, '%[A-Z]%d', $column, $row); | |
| 229 | - return $column; | |
| 230 | - } | |
| 231 | - | |
| 232 | - /** | |
| 233 | - * Return the row address of the currently active cell object | |
| 234 | - * | |
| 235 | - * @return integer | |
| 236 | - */ | |
| 237 | - public function getCurrentRow() | |
| 238 | - { | |
| 239 | - sscanf($this->currentObjectID, '%[A-Z]%d', $column, $row); | |
| 240 | - return (integer) $row; | |
| 241 | - } | |
| 242 | - | |
| 243 | - /** | |
| 244 | - * Get highest worksheet column | |
| 245 | - * | |
| 246 | - * @param string $row Return the highest column for the specified row, | |
| 247 | - * or the highest column of any row if no row number is passed | |
| 248 | - * @return string Highest column name | |
| 249 | - */ | |
| 250 | - public function getHighestColumn($row = null) | |
| 251 | - { | |
| 252 | - if ($row == null) { | |
| 253 | - $colRow = $this->getHighestRowAndColumn(); | |
| 254 | - return $colRow['column']; | |
| 255 | - } | |
| 256 | - | |
| 257 | - $columnList = array(1); | |
| 258 | - foreach ($this->getCellList() as $coord) { | |
| 259 | - sscanf($coord, '%[A-Z]%d', $c, $r); | |
| 260 | - if ($r != $row) { | |
| 261 | - continue; | |
| 262 | - } | |
| 263 | - $columnList[] = PHPExcel_Cell::columnIndexFromString($c); | |
| 264 | - } | |
| 265 | - return PHPExcel_Cell::stringFromColumnIndex(max($columnList) - 1); | |
| 266 | - } | |
| 267 | - | |
| 268 | - /** | |
| 269 | - * Get highest worksheet row | |
| 270 | - * | |
| 271 | - * @param string $column Return the highest row for the specified column, | |
| 272 | - * or the highest row of any column if no column letter is passed | |
| 273 | - * @return int Highest row number | |
| 274 | - */ | |
| 275 | - public function getHighestRow($column = null) | |
| 276 | - { | |
| 277 | - if ($column == null) { | |
| 278 | - $colRow = $this->getHighestRowAndColumn(); | |
| 279 | - return $colRow['row']; | |
| 280 | - } | |
| 281 | - | |
| 282 | - $rowList = array(0); | |
| 283 | - foreach ($this->getCellList() as $coord) { | |
| 284 | - sscanf($coord, '%[A-Z]%d', $c, $r); | |
| 285 | - if ($c != $column) { | |
| 286 | - continue; | |
| 287 | - } | |
| 288 | - $rowList[] = $r; | |
| 289 | - } | |
| 290 | - | |
| 291 | - return max($rowList); | |
| 292 | - } | |
| 293 | - | |
| 294 | - /** | |
| 295 | - * Generate a unique ID for cache referencing | |
| 296 | - * | |
| 297 | - * @return string Unique Reference | |
| 298 | - */ | |
| 299 | - protected function getUniqueID() | |
| 300 | - { | |
| 301 | - if (function_exists('posix_getpid')) { | |
| 302 | - $baseUnique = posix_getpid(); | |
| 303 | - } else { | |
| 304 | - $baseUnique = mt_rand(); | |
| 305 | - } | |
| 306 | - return uniqid($baseUnique, true); | |
| 307 | - } | |
| 308 | - | |
| 309 | - /** | |
| 310 | - * Clone the cell collection | |
| 311 | - * | |
| 312 | - * @param PHPExcel_Worksheet $parent The new worksheet | |
| 313 | - * @return void | |
| 314 | - */ | |
| 315 | - public function copyCellCollection(PHPExcel_Worksheet $parent) | |
| 316 | - { | |
| 317 | - $this->currentCellIsDirty; | |
| 318 | - $this->storeData(); | |
| 319 | - | |
| 320 | - $this->parent = $parent; | |
| 321 | - if (($this->currentObject !== null) && (is_object($this->currentObject))) { | |
| 322 | - $this->currentObject->attach($this); | |
| 323 | - } | |
| 324 | - } // function copyCellCollection() | |
| 325 | - | |
| 326 | - /** | |
| 327 | - * Remove a row, deleting all cells in that row | |
| 328 | - * | |
| 329 | - * @param string $row Row number to remove | |
| 330 | - * @return void | |
| 331 | - */ | |
| 332 | - public function removeRow($row) | |
| 333 | - { | |
| 334 | - foreach ($this->getCellList() as $coord) { | |
| 335 | - sscanf($coord, '%[A-Z]%d', $c, $r); | |
| 336 | - if ($r == $row) { | |
| 337 | - $this->deleteCacheData($coord); | |
| 338 | - } | |
| 339 | - } | |
| 340 | - } | |
| 341 | - | |
| 342 | - /** | |
| 343 | - * Remove a column, deleting all cells in that column | |
| 344 | - * | |
| 345 | - * @param string $column Column ID to remove | |
| 346 | - * @return void | |
| 347 | - */ | |
| 348 | - public function removeColumn($column) | |
| 349 | - { | |
| 350 | - foreach ($this->getCellList() as $coord) { | |
| 351 | - sscanf($coord, '%[A-Z]%d', $c, $r); | |
| 352 | - if ($c == $column) { | |
| 353 | - $this->deleteCacheData($coord); | |
| 354 | - } | |
| 355 | - } | |
| 356 | - } | |
| 357 | - | |
| 358 | - /** | |
| 359 | - * Identify whether the caching method is currently available | |
| 360 | - * Some methods are dependent on the availability of certain extensions being enabled in the PHP build | |
| 361 | - * | |
| 362 | - * @return boolean | |
| 363 | - */ | |
| 364 | - public static function cacheMethodIsAvailable() | |
| 365 | - { | |
| 366 | - return true; | |
| 367 | - } | |
| 368 | -} | |
| 1 | +<?php | |
| 2 | +/** | |
| 3 | + * PHPExcel | |
| 4 | + * | |
| 5 | + * Copyright (c) 2006 - 2014 PHPExcel | |
| 6 | + * | |
| 7 | + * This library is free software; you can redistribute it and/or | |
| 8 | + * modify it under the terms of the GNU Lesser General Public | |
| 9 | + * License as published by the Free Software Foundation; either | |
| 10 | + * version 2.1 of the License, or (at your option) any later version. | |
| 11 | + * | |
| 12 | + * This library is distributed in the hope that it will be useful, | |
| 13 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | + * Lesser General Public License for more details. | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU Lesser General Public | |
| 18 | + * License along with this library; if not, write to the Free Software | |
| 19 | + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 20 | + * | |
| 21 | + * @category PHPExcel | |
| 22 | + * @package PHPExcel_CachedObjectStorage | |
| 23 | + * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) | |
| 24 | + * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL | |
| 25 | + * @version ##VERSION##, ##DATE## | |
| 26 | + */ | |
| 27 | + | |
| 28 | + | |
| 29 | +/** | |
| 30 | + * PHPExcel_CachedObjectStorage_CacheBase | |
| 31 | + * | |
| 32 | + * @category PHPExcel | |
| 33 | + * @package PHPExcel_CachedObjectStorage | |
| 34 | + * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) | |
| 35 | + */ | |
| 36 | +abstract class PHPExcel_CachedObjectStorage_CacheBase { | |
| 37 | + | |
| 38 | + /** | |
| 39 | + * Parent worksheet | |
| 40 | + * | |
| 41 | + * @var PHPExcel_Worksheet | |
| 42 | + */ | |
| 43 | + protected $_parent; | |
| 44 | + | |
| 45 | + /** | |
| 46 | + * The currently active Cell | |
| 47 | + * | |
| 48 | + * @var PHPExcel_Cell | |
| 49 | + */ | |
| 50 | + protected $_currentObject = null; | |
| 51 | + | |
| 52 | + /** | |
| 53 | + * Coordinate address of the currently active Cell | |
| 54 | + * | |
| 55 | + * @var string | |
| 56 | + */ | |
| 57 | + protected $_currentObjectID = null; | |
| 58 | + | |
| 59 | + | |
| 60 | + /** | |
| 61 | + * Flag indicating whether the currently active Cell requires saving | |
| 62 | + * | |
| 63 | + * @var boolean | |
| 64 | + */ | |
| 65 | + protected $_currentCellIsDirty = true; | |
| 66 | + | |
| 67 | + /** | |
| 68 | + * An array of cells or cell pointers for the worksheet cells held in this cache, | |
| 69 | + * and indexed by their coordinate address within the worksheet | |
| 70 | + * | |
| 71 | + * @var array of mixed | |
| 72 | + */ | |
| 73 | + protected $_cellCache = array(); | |
| 74 | + | |
| 75 | + | |
| 76 | + /** | |
| 77 | + * Initialise this new cell collection | |
| 78 | + * | |
| 79 | + * @param PHPExcel_Worksheet $parent The worksheet for this cell collection | |
| 80 | + */ | |
| 81 | + public function __construct(PHPExcel_Worksheet $parent) { | |
| 82 | + // Set our parent worksheet. | |
| 83 | + // This is maintained within the cache controller to facilitate re-attaching it to PHPExcel_Cell objects when | |
| 84 | + // they are woken from a serialized state | |
| 85 | + $this->_parent = $parent; | |
| 86 | + } // function __construct() | |
| 87 | + | |
| 88 | + | |
| 89 | + /** | |
| 90 | + * Return the parent worksheet for this cell collection | |
| 91 | + * | |
| 92 | + * @return PHPExcel_Worksheet | |
| 93 | + */ | |
| 94 | + public function getParent() | |
| 95 | + { | |
| 96 | + return $this->_parent; | |
| 97 | + } | |
| 98 | + | |
| 99 | + /** | |
| 100 | + * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell? | |
| 101 | + * | |
| 102 | + * @param string $pCoord Coordinate address of the cell to check | |
| 103 | + * @return boolean | |
| 104 | + */ | |
| 105 | + public function isDataSet($pCoord) { | |
| 106 | + if ($pCoord === $this->_currentObjectID) { | |
| 107 | + return true; | |
| 108 | + } | |
| 109 | + // Check if the requested entry exists in the cache | |
| 110 | + return isset($this->_cellCache[$pCoord]); | |
| 111 | + } // function isDataSet() | |
| 112 | + | |
| 113 | + | |
| 114 | + /** | |
| 115 | + * Move a cell object from one address to another | |
| 116 | + * | |
| 117 | + * @param string $fromAddress Current address of the cell to move | |
| 118 | + * @param string $toAddress Destination address of the cell to move | |
| 119 | + * @return boolean | |
| 120 | + */ | |
| 121 | + public function moveCell($fromAddress, $toAddress) { | |
| 122 | + if ($fromAddress === $this->_currentObjectID) { | |
| 123 | + $this->_currentObjectID = $toAddress; | |
| 124 | + } | |
| 125 | + $this->_currentCellIsDirty = true; | |
| 126 | + if (isset($this->_cellCache[$fromAddress])) { | |
| 127 | + $this->_cellCache[$toAddress] = &$this->_cellCache[$fromAddress]; | |
| 128 | + unset($this->_cellCache[$fromAddress]); | |
| 129 | + } | |
| 130 | + | |
| 131 | + return TRUE; | |
| 132 | + } // function moveCell() | |
| 133 | + | |
| 134 | + | |
| 135 | + /** | |
| 136 | + * Add or Update a cell in cache | |
| 137 | + * | |
| 138 | + * @param PHPExcel_Cell $cell Cell to update | |
| 139 | + * @return PHPExcel_Cell | |
| 140 | + * @throws PHPExcel_Exception | |
| 141 | + */ | |
| 142 | + public function updateCacheData(PHPExcel_Cell $cell) { | |
| 143 | + return $this->addCacheData($cell->getCoordinate(),$cell); | |
| 144 | + } // function updateCacheData() | |
| 145 | + | |
| 146 | + | |
| 147 | + /** | |
| 148 | + * Delete a cell in cache identified by coordinate address | |
| 149 | + * | |
| 150 | + * @param string $pCoord Coordinate address of the cell to delete | |
| 151 | + * @throws PHPExcel_Exception | |
| 152 | + */ | |
| 153 | + public function deleteCacheData($pCoord) { | |
| 154 | + if ($pCoord === $this->_currentObjectID && !is_null($this->_currentObject)) { | |
| 155 | + $this->_currentObject->detach(); | |
| 156 | + $this->_currentObjectID = $this->_currentObject = null; | |
| 157 | + } | |
| 158 | + | |
| 159 | + if (is_object($this->_cellCache[$pCoord])) { | |
| 160 | + $this->_cellCache[$pCoord]->detach(); | |
| 161 | + unset($this->_cellCache[$pCoord]); | |
| 162 | + } | |
| 163 | + $this->_currentCellIsDirty = false; | |
| 164 | + } // function deleteCacheData() | |
| 165 | + | |
| 166 | + | |
| 167 | + /** | |
| 168 | + * Get a list of all cell addresses currently held in cache | |
| 169 | + * | |
| 170 | + * @return string[] | |
| 171 | + */ | |
| 172 | + public function getCellList() { | |
| 173 | + return array_keys($this->_cellCache); | |
| 174 | + } // function getCellList() | |
| 175 | + | |
| 176 | + | |
| 177 | + /** | |
| 178 | + * Sort the list of all cell addresses currently held in cache by row and column | |
| 179 | + * | |
| 180 | + * @return string[] | |
| 181 | + */ | |
| 182 | + public function getSortedCellList() { | |
| 183 | + $sortKeys = array(); | |
| 184 | + foreach ($this->getCellList() as $coord) { | |
| 185 | + sscanf($coord,'%[A-Z]%d', $column, $row); | |
| 186 | + $sortKeys[sprintf('%09d%3s',$row,$column)] = $coord; | |
| 187 | + } | |
| 188 | + ksort($sortKeys); | |
| 189 | + | |
| 190 | + return array_values($sortKeys); | |
| 191 | + } // function sortCellList() | |
| 192 | + | |
| 193 | + | |
| 194 | + | |
| 195 | + /** | |
| 196 | + * Get highest worksheet column and highest row that have cell records | |
| 197 | + * | |
| 198 | + * @return array Highest column name and highest row number | |
| 199 | + */ | |
| 200 | + public function getHighestRowAndColumn() | |
| 201 | + { | |
| 202 | + // Lookup highest column and highest row | |
| 203 | + $col = array('A' => '1A'); | |
| 204 | + $row = array(1); | |
| 205 | + foreach ($this->getCellList() as $coord) { | |
| 206 | + sscanf($coord,'%[A-Z]%d', $c, $r); | |
| 207 | + $row[$r] = $r; | |
| 208 | + $col[$c] = strlen($c).$c; | |
| 209 | + } | |
| 210 | + if (!empty($row)) { | |
| 211 | + // Determine highest column and row | |
| 212 | + $highestRow = max($row); | |
| 213 | + $highestColumn = substr(max($col),1); | |
| 214 | + } | |
| 215 | + | |
| 216 | + return array( 'row' => $highestRow, | |
| 217 | + 'column' => $highestColumn | |
| 218 | + ); | |
| 219 | + } | |
| 220 | + | |
| 221 | + | |
| 222 | + /** | |
| 223 | + * Return the cell address of the currently active cell object | |
| 224 | + * | |
| 225 | + * @return string | |
| 226 | + */ | |
| 227 | + public function getCurrentAddress() | |
| 228 | + { | |
| 229 | + return $this->_currentObjectID; | |
| 230 | + } | |
| 231 | + | |
| 232 | + /** | |
| 233 | + * Return the column address of the currently active cell object | |
| 234 | + * | |
| 235 | + * @return string | |
| 236 | + */ | |
| 237 | + public function getCurrentColumn() | |
| 238 | + { | |
| 239 | + sscanf($this->_currentObjectID, '%[A-Z]%d', $column, $row); | |
| 240 | + return $column; | |
| 241 | + } | |
| 242 | + | |
| 243 | + /** | |
| 244 | + * Return the row address of the currently active cell object | |
| 245 | + * | |
| 246 | + * @return integer | |
| 247 | + */ | |
| 248 | + public function getCurrentRow() | |
| 249 | + { | |
| 250 | + sscanf($this->_currentObjectID, '%[A-Z]%d', $column, $row); | |
| 251 | + return (integer) $row; | |
| 252 | + } | |
| 253 | + | |
| 254 | + /** | |
| 255 | + * Get highest worksheet column | |
| 256 | + * | |
| 257 | + * @param string $row Return the highest column for the specified row, | |
| 258 | + * or the highest column of any row if no row number is passed | |
| 259 | + * @return string Highest column name | |
| 260 | + */ | |
| 261 | + public function getHighestColumn($row = null) | |
| 262 | + { | |
| 263 | + if ($row == null) { | |
| 264 | + $colRow = $this->getHighestRowAndColumn(); | |
| 265 | + return $colRow['column']; | |
| 266 | + } | |
| 267 | + | |
| 268 | + $columnList = array(1); | |
| 269 | + foreach ($this->getCellList() as $coord) { | |
| 270 | + sscanf($coord,'%[A-Z]%d', $c, $r); | |
| 271 | + if ($r != $row) { | |
| 272 | + continue; | |
| 273 | + } | |
| 274 | + $columnList[] = PHPExcel_Cell::columnIndexFromString($c); | |
| 275 | + } | |
| 276 | + return PHPExcel_Cell::stringFromColumnIndex(max($columnList) - 1); | |
| 277 | + } | |
| 278 | + | |
| 279 | + /** | |
| 280 | + * Get highest worksheet row | |
| 281 | + * | |
| 282 | + * @param string $column Return the highest row for the specified column, | |
| 283 | + * or the highest row of any column if no column letter is passed | |
| 284 | + * @return int Highest row number | |
| 285 | + */ | |
| 286 | + public function getHighestRow($column = null) | |
| 287 | + { | |
| 288 | + if ($column == null) { | |
| 289 | + $colRow = $this->getHighestRowAndColumn(); | |
| 290 | + return $colRow['row']; | |
| 291 | + } | |
| 292 | + | |
| 293 | + $rowList = array(0); | |
| 294 | + foreach ($this->getCellList() as $coord) { | |
| 295 | + sscanf($coord,'%[A-Z]%d', $c, $r); | |
| 296 | + if ($c != $column) { | |
| 297 | + continue; | |
| 298 | + } | |
| 299 | + $rowList[] = $r; | |
| 300 | + } | |
| 301 | + | |
| 302 | + return max($rowList); | |
| 303 | + } | |
| 304 | + | |
| 305 | + | |
| 306 | + /** | |
| 307 | + * Generate a unique ID for cache referencing | |
| 308 | + * | |
| 309 | + * @return string Unique Reference | |
| 310 | + */ | |
| 311 | + protected function _getUniqueID() { | |
| 312 | + if (function_exists('posix_getpid')) { | |
| 313 | + $baseUnique = posix_getpid(); | |
| 314 | + } else { | |
| 315 | + $baseUnique = mt_rand(); | |
| 316 | + } | |
| 317 | + return uniqid($baseUnique,true); | |
| 318 | + } | |
| 319 | + | |
| 320 | + /** | |
| 321 | + * Clone the cell collection | |
| 322 | + * | |
| 323 | + * @param PHPExcel_Worksheet $parent The new worksheet | |
| 324 | + * @return void | |
| 325 | + */ | |
| 326 | + public function copyCellCollection(PHPExcel_Worksheet $parent) { | |
| 327 | + $this->_currentCellIsDirty; | |
| 328 | + $this->_storeData(); | |
| 329 | + | |
| 330 | + $this->_parent = $parent; | |
| 331 | + if (($this->_currentObject !== NULL) && (is_object($this->_currentObject))) { | |
| 332 | + $this->_currentObject->attach($this); | |
| 333 | + } | |
| 334 | + } // function copyCellCollection() | |
| 335 | + | |
| 336 | + /** | |
| 337 | + * Remove a row, deleting all cells in that row | |
| 338 | + * | |
| 339 | + * @param string $row Row number to remove | |
| 340 | + * @return void | |
| 341 | + */ | |
| 342 | + public function removeRow($row) { | |
| 343 | + foreach ($this->getCellList() as $coord) { | |
| 344 | + sscanf($coord,'%[A-Z]%d', $c, $r); | |
| 345 | + if ($r == $row) { | |
| 346 | + $this->deleteCacheData($coord); | |
| 347 | + } | |
| 348 | + } | |
| 349 | + } | |
| 350 | + | |
| 351 | + /** | |
| 352 | + * Remove a column, deleting all cells in that column | |
| 353 | + * | |
| 354 | + * @param string $column Column ID to remove | |
| 355 | + * @return void | |
| 356 | + */ | |
| 357 | + public function removeColumn($column) { | |
| 358 | + foreach ($this->getCellList() as $coord) { | |
| 359 | + sscanf($coord,'%[A-Z]%d', $c, $r); | |
| 360 | + if ($c == $column) { | |
| 361 | + $this->deleteCacheData($coord); | |
| 362 | + } | |
| 363 | + } | |
| 364 | + } | |
| 365 | + | |
| 366 | + /** | |
| 367 | + * Identify whether the caching method is currently available | |
| 368 | + * Some methods are dependent on the availability of certain extensions being enabled in the PHP build | |
| 369 | + * | |
| 370 | + * @return boolean | |
| 371 | + */ | |
| 372 | + public static function cacheMethodIsAvailable() { | |
| 373 | + return true; | |
| 374 | + } | |
| 375 | + | |
| 376 | +} | |