Subversion-Projekte lars-tiefland.php_share

<?php

/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */

/**

 * Storage class for HTML::Table data

 *

 * This class stores data for tables built with HTML_Table. When having

 * more than one instance, it can be used for grouping the table into the

 * parts <thead>...</thead>, <tfoot>...</tfoot> and <tbody>...</tbody>.

 *

 * PHP versions 4 and 5

 *

 * LICENSE:

 *

 * Copyright (c) 2005-2007, Adam Daniel <adaniel1@eesus.jnj.com>,

 *                          Bertrand Mansion <bmansion@mamasam.com>,

 *                          Mark Wiesemann <wiesemann@php.net>

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 *    * Redistributions of source code must retain the above copyright

 *      notice, this list of conditions and the following disclaimer.

 *    * Redistributions in binary form must reproduce the above copyright

 *      notice, this list of conditions and the following disclaimer in the

 *      documentation and/or other materials provided with the distribution.

 *    * The names of the authors may not be used to endorse or promote products

 *      derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 * @category   HTML

 * @package    HTML_Table

 * @author     Adam Daniel <adaniel1@eesus.jnj.com>

 * @author     Bertrand Mansion <bmansion@mamasam.com>

 * @license    http://www.opensource.org/licenses/bsd-license.php New BSD License

 * @version    CVS: $Id: Storage.php 234674 2007-04-29 16:31:06Z wiesemann $

 * @link       http://pear.php.net/package/HTML_Table

 */

/**

 * Storage class for HTML::Table data

 *

 * This class stores data for tables built with HTML_Table. When having

 * more than one instance, it can be used for grouping the table into the

 * parts <thead>...</thead>, <tfoot>...</tfoot> and <tbody>...</tbody>.

 *

 * @category   HTML

 * @package    HTML_Table

 * @author     Adam Daniel <adaniel1@eesus.jnj.com>

 * @author     Bertrand Mansion <bmansion@mamasam.com>

 * @author     Mark Wiesemann <wiesemann@php.net>

 * @copyright  2005-2006 The PHP Group

 * @license    http://www.opensource.org/licenses/bsd-license.php New BSD License

 * @version    Release: @package_version@

 * @link       http://pear.php.net/package/HTML_Table

 */

class HTML_Table_Storage extends HTML_Common {

    /**

     * Value to insert into empty cells

     * @var    string

     * @access private

     */

    var $_autoFill = ' ';

    /**

     * Automatically adds a new row or column if a given row or column index

     * does not exist

     * @var    bool

     * @access private

     */

    var $_autoGrow = true;

    /**

     * Array containing the table structure

     * @var     array

     * @access  private

     */

    var $_structure = array();

    /**

     * Number of rows composing in the table

     * @var     int

     * @access  private

     */

    var $_rows = 0;

    /**

     * Number of column composing the table

     * @var     int

     * @access  private

     */

    var $_cols = 0;

    /**

     * Tracks the level of nested tables

     * @var    int

     * @access private

     */

    var $_nestLevel = 0;

    /**

     * Whether to use <thead>, <tfoot> and <tbody> or not

     * @var    bool

     * @access private

     */

    var $_useTGroups = false;

    /**

     * Class constructor

     * @param    int      $tabOffset

     * @param    bool     $useTGroups        Whether to use <thead>, <tfoot> and

     *                                       <tbody> or not

     * @access   public

     */

    function HTML_Table_Storage($tabOffset = 0, $useTGroups = false)

    {

        HTML_Common::HTML_Common(null, (int)$tabOffset);

        $this->_useTGroups = (boolean)$useTGroups;

    }

    /**

     * Sets the useTGroups value

     * @param   boolean   $useTGroups

     * @access  public

     */

    function setUseTGroups($useTGroups)

    {

        $this->_useTGroups = $useTGroups;

    }

    /**

     * Returns the useTGroups value

     * @access   public

     * @return   boolean

     */

    function getUseTGroups()

    {

        return $this->_useTGroups;

    }

    /**

     * Sets the autoFill value

     * @param   mixed   $fill

     * @access  public

     */

    function setAutoFill($fill)

    {

        $this->_autoFill = $fill;

    }

    /**

     * Returns the autoFill value

     * @access   public

     * @return   mixed

     */

    function getAutoFill()

    {

        return $this->_autoFill;

    }

    /**

     * Sets the autoGrow value

     * @param    bool   $fill

     * @access   public

     */

    function setAutoGrow($grow)

    {

        $this->_autoGrow = $grow;

    }

    /**

     * Returns the autoGrow value

     * @access   public

     * @return   mixed

     */

    function getAutoGrow()

    {

        return $this->_autoGrow;

    }

    /**

     * Sets the number of rows in the table

     * @param    int     $rows

     * @access   public

     */

    function setRowCount($rows)

    {

        $this->_rows = $rows;

    }

    /**

     * Sets the number of columns in the table

     * @param    int     $cols

     * @access   public

     */

    function setColCount($cols)

    {

        $this->_cols = $cols;

    }

    /**

     * Returns the number of rows in the table

     * @access   public

     * @return   int

     */

    function getRowCount()

    {

        return $this->_rows;

    }

    /**

     * Gets the number of columns in the table

     *

     * If a row index is specified, the count will not take

     * the spanned cells into account in the return value.

     *

     * @param    int    Row index to serve for cols count

     * @access   public

     * @return   int

     */

    function getColCount($row = null)

    {

        if (!is_null($row)) {

            $count = 0;

            foreach ($this->_structure[$row] as $cell) {

                if (is_array($cell)) {

                    $count++;

                }

            }

            return $count;

        }

        return $this->_cols;

    }

    /**

     * Sets a rows type 'TH' or 'TD'

     * @param    int         $row    Row index

     * @param    string      $type   'TH' or 'TD'

     * @access   public

     */

    function setRowType($row, $type)

    {

        for ($counter = 0; $counter < $this->_cols; $counter++) {

            $this->_structure[$row][$counter]['type'] = $type;

        }

    }

    /**

     * Sets a columns type 'TH' or 'TD'

     * @param    int         $col    Column index

     * @param    string      $type   'TH' or 'TD'

     * @access   public

     */

    function setColType($col, $type)

    {

        for ($counter = 0; $counter < $this->_rows; $counter++) {

            $this->_structure[$counter][$col]['type'] = $type;

        }

    }

    /**

     * Sets the cell attributes for an existing cell.

     *

     * If the given indices do not exist and autoGrow is true then the given

     * row and/or col is automatically added.  If autoGrow is false then an

     * error is returned.

     * @param    int        $row         Row index

     * @param    int        $col         Column index

     * @param    mixed      $attributes  Associative array or string of table

     *                                   row attributes

     * @access   public

     * @throws   PEAR_Error

     */

    function setCellAttributes($row, $col, $attributes)

    {

        if (   isset($this->_structure[$row][$col])

            && $this->_structure[$row][$col] == '__SPANNED__'

           ) {

             return;

        }

        $attributes = $this->_parseAttributes($attributes);

        $err = $this->_adjustEnds($row, $col, 'setCellAttributes', $attributes);

        if (PEAR::isError($err)) {

            return $err;

        }

        $this->_structure[$row][$col]['attr'] = $attributes;

        $this->_updateSpanGrid($row, $col);

    }

    /**

     * Updates the cell attributes passed but leaves other existing attributes

     * intact

     * @param    int     $row         Row index

     * @param    int     $col         Column index

     * @param    mixed   $attributes  Associative array or string of table row

     *                                attributes

     * @access   public

     */

    function updateCellAttributes($row, $col, $attributes)

    {

        if (   isset($this->_structure[$row][$col])

            && $this->_structure[$row][$col] == '__SPANNED__'

           ) {

            return;

        }

        $attributes = $this->_parseAttributes($attributes);

        $err = $this->_adjustEnds($row, $col, 'updateCellAttributes', $attributes);

        if (PEAR::isError($err)) {

            return $err;

        }

        $this->_updateAttrArray($this->_structure[$row][$col]['attr'], $attributes);

        $this->_updateSpanGrid($row, $col);

    }

    /**

     * Returns the attributes for a given cell

     * @param    int     $row         Row index

     * @param    int     $col         Column index

     * @return   array

     * @access   public

     */

    function getCellAttributes($row, $col)

    {

        if (   isset($this->_structure[$row][$col])

            && $this->_structure[$row][$col] != '__SPANNED__'

           ) {

            return $this->_structure[$row][$col]['attr'];

        } elseif (!isset($this->_structure[$row][$col])) {

            return PEAR::raiseError('Invalid table cell reference[' .

                $row . '][' . $col . '] in HTML_Table::getCellAttributes');

        }

        return;

    }

    /**

     * Sets the cell contents for an existing cell

     *

     * If the given indices do not exist and autoGrow is true then the given

     * row and/or col is automatically added.  If autoGrow is false then an

     * error is returned.

     * @param    int      $row        Row index

     * @param    int      $col        Column index

     * @param    mixed    $contents   May contain html or any object with a

     *                                toHTML() method; if it is an array (with

     *                                strings and/or objects), $col will be used

     *                                as start offset and the array elements will

     *                                be set to this and the following columns

     *                                in $row

     * @param    string   $type       (optional) Cell type either 'TH' or 'TD'

     * @access   public

     * @throws   PEAR_Error

     */

    function setCellContents($row, $col, $contents, $type = 'TD')

    {

        if (is_array($contents)) {

            foreach ($contents as $singleContent) {

                $ret = $this->_setSingleCellContents($row, $col, $singleContent,

                                                     $type);

                if (PEAR::isError($ret)) {

                    return $ret;

                }

                $col++;

            }

        } else {

            $ret = $this->_setSingleCellContents($row, $col, $contents, $type);

            if (PEAR::isError($ret)) {

                return $ret;

            }

        }

    }

    /**

     * Sets the cell contents for a single existing cell

     *

     * If the given indices do not exist and autoGrow is true then the given

     * row and/or col is automatically added.  If autoGrow is false then an

     * error is returned.

     * @param    int      $row        Row index

     * @param    int      $col        Column index

     * @param    mixed    $contents   May contain html or any object with a

     *                                toHTML() method; if it is an array (with

     *                                strings and/or objects), $col will be used

     *                                as start offset and the array elements will

     *                                be set to this and the following columns

     *                                in $row

     * @param    string   $type       (optional) Cell type either 'TH' or 'TD'

     * @access   private

     * @throws   PEAR_Error

     */

    function _setSingleCellContents($row, $col, $contents, $type = 'TD')

    {

        if (   isset($this->_structure[$row][$col])

            && $this->_structure[$row][$col] == '__SPANNED__'

           ) {

            return;

        }

        $err = $this->_adjustEnds($row, $col, 'setCellContents');

        if (PEAR::isError($err)) {

            return $err;

        }

        $this->_structure[$row][$col]['contents'] = $contents;

        $this->_structure[$row][$col]['type'] = $type;

    }

    /**

     * Returns the cell contents for an existing cell

     * @param    int        $row    Row index

     * @param    int        $col    Column index

     * @access   public

     * @return   mixed

     */

    function getCellContents($row, $col)

    {

        if (   isset($this->_structure[$row][$col])

            && $this->_structure[$row][$col] == '__SPANNED__'

           ) {

            return;

        }

        if (!isset($this->_structure[$row][$col])) {

            return PEAR::raiseError('Invalid table cell reference[' .

                $row . '][' . $col . '] in HTML_Table::getCellContents');

        }

        return $this->_structure[$row][$col]['contents'];

    }

    /**

     * Sets the contents of a header cell

     * @param    int     $row

     * @param    int     $col

     * @param    mixed   $contents

     * @param    mixed   $attributes  Associative array or string of table row

     *                                attributes

     * @access   public

     */

    function setHeaderContents($row, $col, $contents, $attributes = null)

    {

        $this->setCellContents($row, $col, $contents, 'TH');

        if (!is_null($attributes)) {

            $this->updateCellAttributes($row, $col, $attributes);

        }

    }

    /**

     * Adds a table row and returns the row identifier

     * @param    array    $contents   (optional) Must be a indexed array of valid

     *                                           cell contents

     * @param    mixed    $attributes (optional) Associative array or string of

     *                                           table row attributes. This can

     *                                           also be an array of attributes,

     *                                           in which case the attributes

     *                                           will be repeated in a loop.

     * @param    string   $type       (optional) Cell type either 'th' or 'td'

     * @param    bool     $inTR                  false if attributes are to be

     *                                           applied in TD tags; true if

     *                                           attributes are to be applied in

     *                                            TR tag

     * @return   int

     * @access   public

     */

    function addRow($contents = null, $attributes = null, $type = 'td',

        $inTR = false)

    {

        if (isset($contents) && !is_array($contents)) {

            return PEAR::raiseError('First parameter to HTML_Table::addRow ' .

                                    'must be an array');

        }

        if (is_null($contents)) {

          $contents = array();

        }

        $type = strtolower($type);

        $row = $this->_rows++;

        foreach ($contents as $col => $content) {

            if ($type == 'td') {

                $this->setCellContents($row, $col, $content);

            } elseif ($type == 'th') {

                $this->setHeaderContents($row, $col, $content);

            }

        }

        $this->setRowAttributes($row, $attributes, $inTR);

        return $row;

    }

    /**

     * Sets the row attributes for an existing row

     * @param    int      $row            Row index

     * @param    mixed    $attributes     Associative array or string of table

     *                                    row attributes. This can also be an

     *                                    array of attributes, in which case the

     *                                    attributes will be repeated in a loop.

     * @param    bool     $inTR           false if attributes are to be applied

     *                                    in TD tags; true if attributes are to

     *                                    be applied in TR tag

     * @access   public

     * @throws   PEAR_Error

     */

    function setRowAttributes($row, $attributes, $inTR = false)

    {

        if (!$inTR) {

            $multiAttr = $this->_isAttributesArray($attributes);

            for ($i = 0; $i < $this->_cols; $i++) {

                if ($multiAttr) {

                    $this->setCellAttributes($row, $i,

                        $attributes[$i - ((ceil(($i + 1) / count($attributes))) - 1) * count($attributes)]);

                } else {

                    $this->setCellAttributes($row, $i, $attributes);

                }

            }

        } else {

            $attributes = $this->_parseAttributes($attributes);

            $err = $this->_adjustEnds($row, 0, 'setRowAttributes', $attributes);

            if (PEAR::isError($err)) {

                return $err;

            }

            $this->_structure[$row]['attr'] = $attributes;

        }

    }

    /**

     * Updates the row attributes for an existing row

     * @param    int      $row            Row index

     * @param    mixed    $attributes     Associative array or string of table

     *                                    row attributes

     * @param    bool     $inTR           false if attributes are to be applied

     *                                    in TD tags; true if attributes are to

     *                                    be applied in TR tag

     * @access   public

     * @throws   PEAR_Error

     */

    function updateRowAttributes($row, $attributes = null, $inTR = false)

    {

        if (!$inTR) {

            $multiAttr = $this->_isAttributesArray($attributes);

            for ($i = 0; $i < $this->_cols; $i++) {

                if ($multiAttr) {

                    $this->updateCellAttributes($row, $i,

                        $attributes[$i - ((ceil(($i + 1) / count($attributes))) - 1) * count($attributes)]);

                } else {

                    $this->updateCellAttributes($row, $i, $attributes);

                }

            }

        } else {

            $attributes = $this->_parseAttributes($attributes);

            $err = $this->_adjustEnds($row, 0, 'updateRowAttributes', $attributes);

            if (PEAR::isError($err)) {

                return $err;

            }

            $this->_updateAttrArray($this->_structure[$row]['attr'], $attributes);

        }

    }

    /**

     * Returns the attributes for a given row as contained in the TR tag

     * @param    int     $row         Row index

     * @return   array

     * @access   public

     */

    function getRowAttributes($row)

    {

        if (isset($this->_structure[$row]['attr'])) {

            return $this->_structure[$row]['attr'];

        }

        return;

    }

    /**

     * Alternates the row attributes starting at $start

     * @param    int      $start            Row index of row in which alternating

     *                                      begins

     * @param    mixed    $attributes1      Associative array or string of table

     *                                      row attributes

     * @param    mixed    $attributes2      Associative array or string of table

     *                                      row attributes

     * @param    bool     $inTR             false if attributes are to be applied

     *                                      in TD tags; true if attributes are to

     *                                      be applied in TR tag

     * @param    int      $firstAttributes  (optional) Which attributes should be

     *                                      applied to the first row, 1 or 2.

     * @access   public

     */

    function altRowAttributes($start, $attributes1, $attributes2, $inTR = false,

        $firstAttributes = 1)

    {

        for ($row = $start; $row < $this->_rows; $row++) {

            if (($row + $start + ($firstAttributes - 1)) % 2 == 0) {

                $attributes = $attributes1;

            } else {

                $attributes = $attributes2;

            }

            $this->updateRowAttributes($row, $attributes, $inTR);

        }

    }

    /**

     * Adds a table column and returns the column identifier

     * @param    array    $contents   (optional) Must be a indexed array of valid

     *                                cell contents

     * @param    mixed    $attributes (optional) Associative array or string of

     *                                table row attributes

     * @param    string   $type       (optional) Cell type either 'th' or 'td'

     * @return   int

     * @access   public

     */

    function addCol($contents = null, $attributes = null, $type = 'td')

    {

        if (isset($contents) && !is_array($contents)) {

            return PEAR::raiseError('First parameter to HTML_Table::addCol ' .

                                    'must be an array');

        }

        if (is_null($contents)) {

          $contents = array();

        }

        $type = strtolower($type);

        $col = $this->_cols++;

        foreach ($contents as $row => $content) {

            if ($type == 'td') {

                $this->setCellContents($row, $col, $content);

            } elseif ($type == 'th') {

                $this->setHeaderContents($row, $col, $content);

            }

        }

        $this->setColAttributes($col, $attributes);

        return $col;

    }

    /**

     * Sets the column attributes for an existing column

     * @param    int      $col            Column index

     * @param    mixed    $attributes     (optional) Associative array or string

     *                                    of table row attributes

     * @access   public

     */

    function setColAttributes($col, $attributes = null)

    {

        $multiAttr = $this->_isAttributesArray($attributes);

        for ($i = 0; $i < $this->_rows; $i++) {

            if ($multiAttr) {

                $this->setCellAttributes($i, $col,

                    $attributes[$i - ((ceil(($i + 1) / count($attributes))) - 1) * count($attributes)]);

            } else {

                $this->setCellAttributes($i, $col, $attributes);

            }

        }

    }

    /**

     * Updates the column attributes for an existing column

     * @param    int      $col            Column index

     * @param    mixed    $attributes     (optional) Associative array or string

     *                                    of table row attributes

     * @access   public

     */

    function updateColAttributes($col, $attributes = null)

    {

        $multiAttr = $this->_isAttributesArray($attributes);

        for ($i = 0; $i < $this->_rows; $i++) {

            if ($multiAttr) {

                $this->updateCellAttributes($i, $col,

                    $attributes[$i - ((ceil(($i + 1) / count($attributes))) - 1) * count($attributes)]);

            } else {

                $this->updateCellAttributes($i, $col, $attributes);

            }

        }

    }

    /**

     * Sets the attributes for all cells

     * @param    mixed    $attributes        (optional) Associative array or

     *                                       string of table row attributes

     * @access   public

     */

    function setAllAttributes($attributes = null)

    {

        for ($i = 0; $i < $this->_rows; $i++) {

            $this->setRowAttributes($i, $attributes);

        }

    }

    /**

     * Updates the attributes for all cells

     * @param    mixed    $attributes        (optional) Associative array or

     *                                       string of table row attributes

     * @access   public

     */

    function updateAllAttributes($attributes = null)

    {

        for ($i = 0; $i < $this->_rows; $i++) {

            $this->updateRowAttributes($i, $attributes);

        }

    }

    /**

     * Returns the table rows as HTML

     * @access   public

     * @return   string

     */

    function toHtml($tabs = null, $tab = null)

    {

        $strHtml = '';

        if (is_null($tabs)) {

            $tabs = $this->_getTabs();

        }

        if (is_null($tab)) {

            $tab = $this->_getTab();

        }

        $lnEnd = $this->_getLineEnd();

        if ($this->_useTGroups) {

            $extraTab = $tab;

        } else {

            $extraTab = '';

        }

        if ($this->_cols > 0) {

            for ($i = 0 ; $i < $this->_rows ; $i++) {

                $attr = '';

                if (isset($this->_structure[$i]['attr'])) {

                    $attr = $this->_getAttrString($this->_structure[$i]['attr']);

                }

                $strHtml .= $tabs .$tab . $extraTab . '<tr'.$attr.'>' . $lnEnd;

                for ($j = 0 ; $j < $this->_cols ; $j++) {

                    $attr     = '';

                    $contents = '';

                    $type     = 'td';

                    if (isset($this->_structure[$i][$j]) && $this->_structure[$i][$j] == '__SPANNED__') {

                        continue;

                    }

                    if (isset($this->_structure[$i][$j]['type'])) {

                        $type = (strtolower($this->_structure[$i][$j]['type']) == 'th' ? 'th' : 'td');

                    }

                    if (isset($this->_structure[$i][$j]['attr'])) {

                        $attr = $this->_structure[$i][$j]['attr'];

                    }

                    if (isset($this->_structure[$i][$j]['contents'])) {

                        $contents = $this->_structure[$i][$j]['contents'];

                    }

                    $strHtml .= $tabs . $tab . $tab . $extraTab . "<$type" . $this->_getAttrString($attr) . '>';

                    if (is_object($contents)) {

                        // changes indent and line end settings on nested tables

                        if (is_subclass_of($contents, 'html_common')) {

                            $contents->setTab($tab . $extraTab);

                            $contents->setTabOffset($this->_tabOffset + 3);

                            $contents->_nestLevel = $this->_nestLevel + 1;

                            $contents->setLineEnd($this->_getLineEnd());

                        }

                        if (method_exists($contents, 'toHtml')) {

                            $contents = $contents->toHtml();

                        } elseif (method_exists($contents, 'toString')) {

                            $contents = $contents->toString();

                        }

                    }

                    if (is_array($contents)) {

                        $contents = implode(', ', $contents);

                    }

                    if (isset($this->_autoFill) && $contents === '') {

                        $contents = $this->_autoFill;

                    }

                    $strHtml .= $contents;

                    $strHtml .= "</$type>" . $lnEnd;

                }

                $strHtml .= $tabs . $tab . $extraTab . '</tr>' . $lnEnd;

            }

        }

        return $strHtml;

    }

    /**

     * Checks if rows or columns are spanned

     * @param    int        $row            Row index

     * @param    int        $col            Column index

     * @access   private

     */

    function _updateSpanGrid($row, $col)

    {

        if (isset($this->_structure[$row][$col]['attr']['colspan'])) {

            $colspan = $this->_structure[$row][$col]['attr']['colspan'];

        }

        if (isset($this->_structure[$row][$col]['attr']['rowspan'])) {

            $rowspan = $this->_structure[$row][$col]['attr']['rowspan'];

        }

        if (isset($colspan)) {

            for ($j = $col + 1; (($j < $this->_cols) && ($j <= ($col + $colspan - 1))); $j++) {

                $this->_structure[$row][$j] = '__SPANNED__';

            }

        }

        if (isset($rowspan)) {

            for ($i = $row + 1; (($i < $this->_rows) && ($i <= ($row + $rowspan - 1))); $i++) {

                $this->_structure[$i][$col] = '__SPANNED__';

            }

        }

        if (isset($colspan) && isset($rowspan)) {

            for ($i = $row + 1; (($i < $this->_rows) && ($i <= ($row + $rowspan - 1))); $i++) {

                for ($j = $col + 1; (($j <= $this->_cols) && ($j <= ($col + $colspan - 1))); $j++) {

                    $this->_structure[$i][$j] = '__SPANNED__';

                }

            }

        }

    }

    /**

    * Adjusts ends (total number of rows and columns)

    * @param    int     $row        Row index

    * @param    int     $col        Column index

    * @param    string  $method     Method name of caller

    *                               Used to populate PEAR_Error if thrown.

    * @param    array   $attributes Assoc array of attributes

    *                               Default is an empty array.

    * @access   private

    * @throws   PEAR_Error

    */

    function _adjustEnds($row, $col, $method, $attributes = array())

    {

        $colspan = isset($attributes['colspan']) ? $attributes['colspan'] : 1;

        $rowspan = isset($attributes['rowspan']) ? $attributes['rowspan'] : 1;

        if (($row + $rowspan - 1) >= $this->_rows) {

            if ($this->_autoGrow) {

                $this->_rows = $row + $rowspan;

            } else {

                return PEAR::raiseError('Invalid table row reference[' .

                    $row . '] in HTML_Table::' . $method);

            }

        }

        if (($col + $colspan - 1) >= $this->_cols) {

            if ($this->_autoGrow) {

                $this->_cols = $col + $colspan;

            } else {

                return PEAR::raiseError('Invalid table column reference[' .

                    $col . '] in HTML_Table::' . $method);

            }

        }

    }

    /**

    * Tells if the parameter is an array of attribute arrays/strings

    * @param    mixed   $attributes Variable to test

    * @access   private

    * @return   bool

    */

    function _isAttributesArray($attributes)

    {

        if (is_array($attributes) && isset($attributes[0])) {

            if (is_array($attributes[0]) || (is_string($attributes[0]) && count($attributes) > 1)) {

                return true;

            }

        }

        return false;

    }

}

?>