Inheritance diagram for ilExcel:

Collaboration diagram for ilExcel:

Public Member Functions
	__construct ()
	Constructor. More...

	loadFromFile ($filename)
	Loads a spreadsheet from file. More...

	getValidFormats ()
	Get valid file formats. More...

	setFormat ($a_format)
	Set file format. More...

	addSheet ($a_name, $a_activate=true)
	Add sheet. More...

	setActiveSheet ($a_index)
	Set active sheet. More...

	getSheetCount ()
	Returns number of sheets. More...

	getSheetTitle ()
	Return the current sheet title. More...

	setCellByCoordinates ($a_coords, $a_value)
	Set cell value by coordinates. More...

	setCell ($a_row, $a_col, $a_value, $a_datatype=null)
	Set cell value. More...

	setCellArray (array $a_values, $a_top_left="A1", $a_null_value=null)
	Set cell values from array. More...

	getCell ($a_row, $a_col)
	Returns the value of a cell. More...

	getSheetAsArray ()
	Returns the active sheet as an array. More...

	getColumnCount ()
	Returns the number of columns the sheet contains. More...

	getColumnCoord ($a_col)
	Get column "name" from number. More...

	sendToClient ($a_file_name)
	Send workbook to client. More...

	writeToFile ($a_file)
	Save workbook to file. More...

	writeToTmpFile ()

	setBold ($a_coords)
	Set cell(s) to bold. More...

	setColors ($a_coords, $a_background, $a_font=null)
	Set cell(s) colors. More...

	setBorders ($a_coords, $a_top, $a_right=false, $a_bottom=false, $a_left=false)
	Toggle cell(s) borders. More...

	getCoordByColumnAndRow ($pColumn=1, $pRow=1)
	Get cell coordinate (e.g. More...

	addLink ($a_row, $a_column, $a_path)

	columnIndexAdjustment (int $column)
	Adjustment needed because of migration PHPExcel to PhpSpreadsheet. More...

	mergeCells (string $coordinatesRange)

Data Fields
const	FORMAT_XML = "Xlsx"

const	FORMAT_BIFF = "Xls"

Protected Member Functions
	prepareValue ($a_value)
	Prepare value for cell. More...

	prepareDateValue (ilDateTime $a_value)

	prepareBooleanValue ($a_value)

	prepareString ($a_value)

	setDateFormat (Cell $a_cell, $a_value)
	Set date format. More...

	setGlobalAutoSize ()
	Set all existing columns on all sheets to autosize. More...

	prepareStorage ($a_file_name)
	Prepare workbook for storage/delivery. More...

Protected Attributes
	$lng

	$workbook

	$type

Detailed Description

Definition at line 22 of file class.ilExcel.php.

Constructor & Destructor Documentation

◆ __construct()

ilExcel::__construct ( )

Constructor.

Returns: self

Reimplemented in ilAssExcelFormatHelper.

Definition at line 47 of file class.ilExcel.php.

    {
        global $DIC;
 
        $this->lng = $DIC->language();
        $this->setFormat(self::FORMAT_XML);
        $this->workbook = new Spreadsheet();
        $this->workbook->removeSheetByIndex(0);
    }

References $DIC, and setFormat().

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Member Function Documentation

◆ addLink()

ilExcel::addLink	(	$a_row,
		$a_column,
		$a_path
	)

Parameters

$a_row	int
$a_column	int
$a_path

Definition at line 582 of file class.ilExcel.php.

    {
        $column = $this->columnIndexAdjustment($a_column);
 
        $this->workbook->getActiveSheet()->getCellByColumnAndRow($column, $a_row)->getHyperlink()->setUrl($a_path);
    }

References columnIndexAdjustment().

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◆ addSheet()

ilExcel::addSheet	(	$a_name,
		$a_activate = `true`
	)

Add sheet.

Parameters

string	$a_name
bool	$a_activate

Returns: int index

Definition at line 108 of file class.ilExcel.php.

    {
        #20749
        // see Worksheet::$_invalidCharacters;
        $invalid = array('*', ':', '/', '\\', '?', '[', ']', '\'-','\'');
        
        $a_name = str_replace($invalid, "", $a_name);
        
        // #19056 - phpExcel only allows 31 chars
        // see https://github.com/PHPOffice/PHPExcel/issues/79
        $a_name = ilUtil::shortenText($a_name, 31);
        
        $sheet = new Worksheet($this->workbook, $a_name);
        $this->workbook->addSheet($sheet);
        $new_index = $this->workbook->getSheetCount() - 1;
        
        if ((bool) $a_activate) {
            $this->setActiveSheet($new_index);
        }
        
        return $new_index;
    }

References setActiveSheet(), and ilUtil\shortenText().

Referenced by ilSurveyEvaluationGUI\exportResultsDetailsExcel().

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◆ columnIndexAdjustment()

ilExcel::columnIndexAdjustment ( int $column )

Adjustment needed because of migration PHPExcel to PhpSpreadsheet.

PhpExcel column was 0 index based and PhpSpreadshet set this index to 1

Parameters

$column

Returns: int

Definition at line 595 of file class.ilExcel.php.

                                                       : int
    {
        return ++$column;
    }

Referenced by addLink(), getCell(), getColumnCoord(), getCoordByColumnAndRow(), and setCell().

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◆ getCell()

ilExcel::getCell	(	$a_row,
		$a_col
	)

Returns the value of a cell.

Parameters

int	$a_row
int	$a_col

Returns: mixed

Definition at line 350 of file class.ilExcel.php.

    {
        $col = $this->columnIndexAdjustment($a_col);
 
        return $this->workbook->getActiveSheet()->getCellByColumnAndRow($col, $a_row)->getValue();
    }

References columnIndexAdjustment().

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◆ getColumnCoord()

ilExcel::getColumnCoord ( $a_col )

Get column "name" from number.

Parameters

int $a_col

Returns: string

Definition at line 385 of file class.ilExcel.php.

    {
        $col = $this->columnIndexAdjustment($a_col);
 
        return Coordinate::stringFromColumnIndex($col);
    }

References columnIndexAdjustment().

Referenced by ilBookingReservationsTableGUI\fillHeaderExcel(), ilSumScoreTableGUI\fillHeaderExcel(), ilTable2GUI\fillHeaderExcel(), ilTrMatrixTableGUI\fillHeaderExcel(), ilTrObjectUsersPropsTableGUI\fillHeaderExcel(), ilTrSummaryTableGUI\fillHeaderExcel(), and ilTrUserObjectsPropsTableGUI\fillHeaderExcel().

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◆ getColumnCount()

ilExcel::getColumnCount ( )

Returns the number of columns the sheet contains.

Returns: int

Definition at line 374 of file class.ilExcel.php.

    {
        return Coordinate::columnIndexFromString($this->workbook->getActiveSheet()->getHighestDataColumn());
    }

◆ getCoordByColumnAndRow()

ilExcel::getCoordByColumnAndRow	(	$pColumn = `1`,
		$pRow = `1`
	)

Get cell coordinate (e.g.

"B2") for column and row number

Parameters

int	$pColumn
int	$pRow

Returns: string

Definition at line 569 of file class.ilExcel.php.

    {
        $col = $this->columnIndexAdjustment($pColumn);
        $columnLetter = Coordinate::stringFromColumnIndex($col);
 
        return $columnLetter . $pRow;
    }

References columnIndexAdjustment().

Referenced by ilSurveyEvaluationGUI\exportResultsDetailsExcel().

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◆ getSheetAsArray()

ilExcel::getSheetAsArray ( )

Returns the active sheet as an array.

Returns: array

Definition at line 363 of file class.ilExcel.php.

    {
        return $this->workbook->getActiveSheet()->toArray();
    }

◆ getSheetCount()

ilExcel::getSheetCount ( )

Returns number of sheets.

Returns: int

Definition at line 147 of file class.ilExcel.php.

    {
        return $this->workbook->getSheetCount();
    }

◆ getSheetTitle()

ilExcel::getSheetTitle ( )

Return the current sheet title.

Returns: string

Definition at line 158 of file class.ilExcel.php.

    {
        return $this->workbook->getActiveSheet()->getTitle();
    }

◆ getValidFormats()

ilExcel::getValidFormats ( )

Get valid file formats.

Returns: array

Definition at line 79 of file class.ilExcel.php.

    {
        return array(self::FORMAT_XML, self::FORMAT_BIFF);
    }

Referenced by setFormat().

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◆ loadFromFile()

ilExcel::loadFromFile ( $filename )

Loads a spreadsheet from file.

Parameters

$filename

Definition at line 65 of file class.ilExcel.php.

    {
        $this->workbook = IOFactory::load($filename);
    }

References $filename.

◆ mergeCells()

ilExcel::mergeCells ( string $coordinatesRange )

Parameters

string $coordinatesRange A coordinates range string like 'A1:B5'

Exceptions

PhpOffice\PhpSpreadsheet\Exception

Definition at line 604 of file class.ilExcel.php.

                                                         : void
    {
        $this->workbook->getActiveSheet()->mergeCells($coordinatesRange);
    }

◆ prepareBooleanValue()

ilExcel::prepareBooleanValue ( $a_value )

protected

Parameters

bool $a_value

Returns: string

Definition at line 213 of file class.ilExcel.php.

    {
        $lng = $this->lng;
 
        return $a_value ? $lng->txt('yes') : $lng->txt('no');
    }

References $lng.

Referenced by prepareValue().

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◆ prepareDateValue()

ilExcel::prepareDateValue ( ilDateTime $a_value )

protected

Parameters

ilDateTime $a_value

Returns: string

Definition at line 194 of file class.ilExcel.php.

    {
        switch (true) {
            case $a_value instanceof ilDate:
                $a_value = Date::stringToExcel($a_value->get(IL_CAL_DATE));
                break;
 
            default:
                $a_value = Date::stringToExcel($a_value->get(IL_CAL_DATETIME));
                break;
        }
 
        return $a_value;
    }

References ilDateTime\get(), IL_CAL_DATE, and IL_CAL_DATETIME.

Referenced by prepareValue().

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◆ prepareStorage()

ilExcel::prepareStorage ( $a_file_name )

protected

Prepare workbook for storage/delivery.

Definition at line 416 of file class.ilExcel.php.

    {
        $this->setGlobalAutoSize();
        $this->workbook->setActiveSheetIndex(0);
        
        switch ($this->format) {
            case self::FORMAT_BIFF:
                if (!stristr($a_file_name, ".xls")) {
                    $a_file_name .= ".xls";
                }
                break;
            
            case self::FORMAT_XML:
                if (!stristr($a_file_name, ".xlsx")) {
                    $a_file_name .= ".xlsx";
                }
                break;
        }
        
        return $a_file_name;
    }

References FORMAT_BIFF, FORMAT_XML, and setGlobalAutoSize().

Referenced by sendToClient(), and writeToFile().

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◆ prepareString()

ilExcel::prepareString ( $a_value )

protected

Parameters

string $a_value

Returns: string

Reimplemented in ilAssExcelFormatHelper.

Definition at line 224 of file class.ilExcel.php.

    {
        return strip_tags($a_value); // #14542
    }

Referenced by prepareValue().

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◆ prepareValue()

ilExcel::prepareValue ( $a_value )

protected

Prepare value for cell.

Parameters

mixed $a_value

Returns: mixed

Definition at line 174 of file class.ilExcel.php.

    {
        $lng = $this->lng;
        
        // :TODO: does this make sense?
        if (is_bool($a_value)) {
            $a_value = $this->prepareBooleanValue($a_value);
        } elseif ($a_value instanceof ilDateTime) {
            $a_value = $this->prepareDateValue($a_value);
        } elseif (is_string($a_value)) {
            $a_value = $this->prepareString($a_value);
        }
        
        return $a_value;
    }

References $lng, prepareBooleanValue(), prepareDateValue(), and prepareString().

Referenced by setCell(), ilAssExcelFormatHelper\setCell(), setCellArray(), ilAssExcelFormatHelper\setCellByCoordinates(), and setCellByCoordinates().

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◆ sendToClient()

ilExcel::sendToClient ( $a_file_name )

Send workbook to client.

Parameters

string $a_file_name

Definition at line 443 of file class.ilExcel.php.

    {
        require_once('./Services/FileDelivery/classes/class.ilPHPOutputDelivery.php');
 
        $a_file_name = $this->prepareStorage($a_file_name);
        switch ($this->format) {
            case self::FORMAT_BIFF:
                $a_mime_type = ilMimeTypeUtil::APPLICATION__VND_MS_EXCEL;
                break;
 
            case self::FORMAT_XML:
                $a_mime_type = ilMimeTypeUtil::APPLICATION__VND_OPENXMLFORMATS_OFFICEDOCUMENT_SPREADSHEETML_SHEET;
                break;
            default:
                $a_mime_type = ilMimeTypeUtil::APPLICATION__OCTET_STREAM;
                break;
        }
        $tmp_name = ilUtil::ilTempnam();
 
        $writer = IOFactory::createWriter($this->workbook, $this->format);
        $writer->save($tmp_name);
 
        ilFileDelivery::deliverFileAttached($tmp_name, $a_file_name, $a_mime_type, true);
    }

References ilMimeTypeUtil\APPLICATION__OCTET_STREAM, ilMimeTypeUtil\APPLICATION__VND_MS_EXCEL, ilMimeTypeUtil\APPLICATION__VND_OPENXMLFORMATS_OFFICEDOCUMENT_SPREADSHEETML_SHEET, ilFileDelivery\deliverFileAttached(), FORMAT_BIFF, FORMAT_XML, ilUtil\ilTempnam(), and prepareStorage().

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◆ setActiveSheet()

ilExcel::setActiveSheet ( $a_index )

Set active sheet.

Parameters

int $a_index

Definition at line 136 of file class.ilExcel.php.

    {
        $this->workbook->setActiveSheetIndex($a_index);
    }

Referenced by addSheet().

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◆ setBold()

ilExcel::setBold ( $a_coords )

Set cell(s) to bold.

Parameters

string $a_coords

Definition at line 504 of file class.ilExcel.php.

    {
        $this->workbook->getActiveSheet()->getStyle($a_coords)->getFont()->setBold(true);
    }

Referenced by ilSurveyEvaluationGUI\exportResultsDetailsExcel(), ilBookingReservationsTableGUI\fillHeaderExcel(), ilSumScoreTableGUI\fillHeaderExcel(), ilTable2GUI\fillHeaderExcel(), ilLPProgressTableGUI\fillHeaderExcel(), ilTrMatrixTableGUI\fillHeaderExcel(), ilTrObjectUsersPropsTableGUI\fillHeaderExcel(), ilTrSummaryTableGUI\fillHeaderExcel(), ilTrUserObjectsPropsTableGUI\fillHeaderExcel(), and ilAssExcelFormatHelper\setFormattedExcelTitle().

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◆ setBorders()

ilExcel::setBorders	(	$a_coords,
		$a_top,
		$a_right = `false`,
		$a_bottom = `false`,
		$a_left = `false`
	)

Toggle cell(s) borders.

Parameters

string	$a_coords
bool	$a_top
bool	$a_right
bool	$a_bottom
bool	$a_left

Definition at line 543 of file class.ilExcel.php.

    {
        $style = $this->workbook->getActiveSheet()->getStyle($a_coords);
        
        // :TODO: border styles?
        if ($a_top) {
            $style->getBorders()->getTop()->setBorderStyle(Border::BORDER_THIN);
        }
        if ($a_right) {
            $style->getBorders()->getRight()->setBorderStyle(Border::BORDER_THIN);
        }
        if ($a_bottom) {
            $style->getBorders()->getBottom()->setBorderStyle(Border::BORDER_THIN);
        }
        if ($a_left) {
            $style->getBorders()->getLeft()->setBorderStyle(Border::BORDER_THIN);
        }
    }

◆ setCell()

ilExcel::setCell	(	$a_row,
		$a_col,
		$a_value,
		$a_datatype = `null`
	)

Set cell value.

Parameters

int	$a_row
int	$a_col
mixed	$a_value
null	$a_datatype

Exceptions

PhpOffice\PhpSpreadsheet\Exception

Reimplemented in ilAssExcelFormatHelper.

Definition at line 284 of file class.ilExcel.php.

    {
        $col = $this->columnIndexAdjustment($a_col);
 
        if (!is_null($a_datatype)) {
            $this->workbook->getActiveSheet()->setCellValueExplicitByColumnAndRow(
                $col,
                $a_row,
                $this->prepareValue($a_value),
                $a_datatype
            );
        } elseif ($a_value instanceof ilDateTime) {
            $wb = $this->workbook->getActiveSheet()->setCellValueByColumnAndRow(
                $col,
                $a_row,
                $this->prepareValue($a_value)
            );
            $this->setDateFormat($wb->getCellByColumnAndRow($col, $a_row), $a_value);
        } elseif (is_numeric($a_value)) {
            $wb = $this->workbook->getActiveSheet()->setCellValueExplicitByColumnAndRow(
                $col,
                $a_row,
                $this->prepareValue($a_value),
                DataType::TYPE_NUMERIC
            );
        } else {
            $wb = $this->workbook->getActiveSheet()->setCellValueExplicitByColumnAndRow(
                $col,
                $a_row,
                $this->prepareValue($a_value),
                DataType::TYPE_STRING
            );
        }
    }

References columnIndexAdjustment(), prepareValue(), and setDateFormat().

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◆ setCellArray()

ilExcel::setCellArray	(	array	$a_values,
			$a_top_left = `"A1"`,
			$a_null_value = `null`
	)

Set cell values from array.

Parameters

array	$a_values
string	$a_top_left
mixed	$a_null_value

Definition at line 326 of file class.ilExcel.php.

    {
        foreach ($a_values as $row_idx => $cols) {
            if (is_array($cols)) {
                foreach ($cols as $col_idx => $col_value) {
                    $a_values[$row_idx][$col_idx] = $this->prepareValue($col_value);
                }
            } else {
                $a_values[$row_idx] = $this->prepareValue($cols);
            }
        }
        
        $this->workbook->getActiveSheet()->fromArray($a_values, $a_null_value, $a_top_left);
    }

References $cols, and prepareValue().

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◆ setCellByCoordinates()

ilExcel::setCellByCoordinates	(	$a_coords,
		$a_value
	)

Set cell value by coordinates.

Parameters

string	$a_coords
mixed	$a_value

Reimplemented in ilAssExcelFormatHelper.

Definition at line 252 of file class.ilExcel.php.

    {
        if ($a_value instanceof ilDateTime) {
            $wb = $this->workbook->getActiveSheet()->setCellValue(
                $a_coords,
                $this->prepareValue($a_value)
            );
            $cell = $wb->getCell($a_coords);
            $this->setDateFormat($cell, $a_value);
        } elseif (is_numeric($a_value)) {
            $this->workbook->getActiveSheet()->setCellValueExplicit(
                $a_coords,
                $this->prepareValue($a_value),
                DataType::TYPE_NUMERIC
            );
        } else {
            $this->workbook->getActiveSheet()->setCellValueExplicit(
                $a_coords,
                $this->prepareValue($a_value),
                DataType::TYPE_STRING
            );
        }
    }

References prepareValue(), and setDateFormat().

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◆ setColors()

ilExcel::setColors	(	$a_coords,
		$a_background,
		$a_font = `null`
	)

Set cell(s) colors.

Parameters

string	$a_coords
string	$a_background
string	$a_font

Definition at line 516 of file class.ilExcel.php.

    {
        $opts = array(
            'fill' => array(
                'fillType' => Fill::FILL_SOLID,
                'color' => array('rgb' => $a_background)
            )
        );
        
        if ($a_font) {
            $opts['font'] = array(
                'color' => array('rgb' => $a_font)
            );
        }
        
        $this->workbook->getActiveSheet()->getStyle($a_coords)->applyFromArray($opts);
    }

Referenced by ilSurveyEvaluationGUI\exportResultsDetailsExcel(), ilSurveyEvaluationGUI\parseResultsToExcel(), and ilAssExcelFormatHelper\setFormattedExcelTitle().

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◆ setDateFormat()

ilExcel::setDateFormat	(	Cell	$a_cell,
			$a_value
	)

protected

Set date format.

Parameters

Cell	$a_cell
mixed	$a_value

Definition at line 235 of file class.ilExcel.php.

    {
        if ($a_value instanceof ilDate) {
            // :TODO: i18n?
            $a_cell->getStyle()->getNumberFormat()->setFormatCode("dd.mm.yyyy");
        } elseif ($a_value instanceof ilDateTime) {
            // :TODO: i18n?
            $a_cell->getStyle()->getNumberFormat()->setFormatCode("dd.mm.yyyy hh:mm:ss");
        }
    }

Referenced by setCell(), and setCellByCoordinates().

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◆ setFormat()

ilExcel::setFormat ( $a_format )

Set file format.

Parameters

string $a_format

Definition at line 89 of file class.ilExcel.php.

    {
        if (in_array($a_format, $this->getValidFormats())) {
            $this->format = $a_format;
        }
    }

References getValidFormats().

Referenced by __construct().

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◆ setGlobalAutoSize()

ilExcel::setGlobalAutoSize ( )

protected

Set all existing columns on all sheets to autosize.

Definition at line 395 of file class.ilExcel.php.

    {
        // this may change the active sheet
        foreach ($this->workbook->getWorksheetIterator() as $worksheet) {
            $this->workbook->setActiveSheetIndex($this->workbook->getIndex($worksheet));
            $sheet = $this->workbook->getActiveSheet();
            $cellIterator = $sheet->getRowIterator()->current()->getCellIterator();
            $cellIterator->setIterateOnlyExistingCells(true);
            foreach ($cellIterator as $cell) {
                $sheet->getColumnDimension($cell->getColumn())->setAutoSize(true);
            }
        }
    }

Referenced by prepareStorage().

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◆ writeToFile()

ilExcel::writeToFile ( $a_file )

Save workbook to file.

Parameters

string $a_file full path

Definition at line 473 of file class.ilExcel.php.

    {
        $a_file = $this->prepareStorage($a_file);
        
        $writer = IOFactory::createWriter($this->workbook, $this->format);
        $writer->save($a_file);
    }

References prepareStorage().

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◆ writeToTmpFile()

ilExcel::writeToTmpFile ( )

Returns: string

Exceptions

PHPExcel_Reader_Exception

Definition at line 486 of file class.ilExcel.php.

    {
        $writer = IOFactory::createWriter($this->workbook, $this->format);
        $filename = ilUtil::ilTempnam();
        $writer->save($filename);
        
        return $filename;
    }

References $filename, and ilUtil\ilTempnam().

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Field Documentation

◆ $lng

ilExcel::$lng

protected

Definition at line 27 of file class.ilExcel.php.

Referenced by prepareBooleanValue(), and prepareValue().

◆ $type

ilExcel::$type

protected

Definition at line 37 of file class.ilExcel.php.

◆ $workbook

ilExcel::$workbook

protected

Definition at line 32 of file class.ilExcel.php.

◆ FORMAT_BIFF

const ilExcel::FORMAT_BIFF = "Xls"

Definition at line 40 of file class.ilExcel.php.

Referenced by prepareStorage(), and sendToClient().

◆ FORMAT_XML

const ilExcel::FORMAT_XML = "Xlsx"

Definition at line 39 of file class.ilExcel.php.

Referenced by prepareStorage(), and sendToClient().

The documentation for this class was generated from the following file:

Services/Excel/classes/class.ilExcel.php

Public Member Functions

Data Fields

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ addLink()

◆ addSheet()

◆ columnIndexAdjustment()

◆ getCell()

◆ getColumnCoord()

◆ getColumnCount()

◆ getCoordByColumnAndRow()

◆ getSheetAsArray()

◆ getSheetCount()

◆ getSheetTitle()

◆ getValidFormats()

◆ loadFromFile()

◆ mergeCells()

◆ prepareBooleanValue()

◆ prepareDateValue()

◆ prepareStorage()

◆ prepareString()

◆ prepareValue()

◆ sendToClient()

◆ setActiveSheet()

◆ setBold()

◆ setBorders()

◆ setCell()

◆ setCellArray()

◆ setCellByCoordinates()

◆ setColors()

◆ setDateFormat()

◆ setFormat()

◆ setGlobalAutoSize()

◆ writeToFile()

◆ writeToTmpFile()

Field Documentation

◆ $lng

◆ $type

◆ $workbook

◆ FORMAT_BIFF

◆ FORMAT_XML