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<?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;
}
}
?>
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