Implements basic writing functionality

Classes/PHPExcel/Writer/OpenDocument/Content.php

@@ -36,6 +36,9 @@
  */
 class PHPExcel_Writer_OpenDocument_Content extends PHPExcel_Writer_OpenDocument_WriterPart
 {
+    const NUMBER_COLS_REPEATED_MAX = 1024;
+    const NUMBER_ROWS_REPEATED_MAX = 1048576;
+
     /**
      * Write content.xml to XML format
      *
@@ -46,7 +49,7 @@ class PHPExcel_Writer_OpenDocument_Content extends PHPExcel_Writer_OpenDocument_
     public function write(PHPExcel $pPHPExcel = null)
     {
         if (!$pPHPExcel) {
-            $pPHPExcel = $this->getParentWriter()->getPHPExcel();
+            $pPHPExcel = $this->getParentWriter()->getPHPExcel(); /* @var $pPHPExcel PHPExcel */
         }
 
         $objWriter = null;
@@ -102,12 +105,7 @@ class PHPExcel_Writer_OpenDocument_Content extends PHPExcel_Writer_OpenDocument_
             $objWriter->startElement('office:body');
                 $objWriter->startElement('office:spreadsheet');
                     $objWriter->writeElement('table:calculation-settings');
-                    $objWriter->startElement('table:table');
+                    $this->_writeSheets($objWriter);
-                        $objWriter->writeAttribute('table:name', '');
-                        $objWriter->writeElement('office:forms');
-                        $objWriter->writeElement('table:table-column');
-                        $objWriter->writeElement('table:table-row');
-                    $objWriter->endElement();
                     $objWriter->writeElement('table:named-expressions');
                 $objWriter->endElement();
             $objWriter->endElement();
@@ -115,4 +113,155 @@ class PHPExcel_Writer_OpenDocument_Content extends PHPExcel_Writer_OpenDocument_
 
         return $objWriter->getData();
     }
+
+    /**
+     * Write sheets
+     *
+     * @param PHPExcel_Shared_XMLWriter $objWriter
+     */
+    private function _writeSheets(PHPExcel_Shared_XMLWriter $objWriter)
+    {
+        $pPHPExcel = $this->getParentWriter()->getPHPExcel(); /* @var $pPHPExcel PHPExcel */
+
+        $sheet_count = $pPHPExcel->getSheetCount();
+        for ($i = 0; $i < $sheet_count; $i++) {
+            //$this->getWriterPart('Worksheet')->writeWorksheet());
+            $objWriter->startElement('table:table');
+                $objWriter->writeAttribute('table:name', $pPHPExcel->getSheet($i)->getTitle());
+                $objWriter->writeElement('office:forms');
+                $objWriter->startElement('table:table-column');
+                    $objWriter->writeAttribute('table:number-columns-repeated', self::NUMBER_COLS_REPEATED_MAX);
+                $objWriter->endElement();
+                $this->_writeRows($objWriter, $pPHPExcel->getSheet($i));
+            $objWriter->endElement();
+        }
+    }
+
+    /**
+     * Write rows of the specified sheet
+     *
+     * @param PHPExcel_Shared_XMLWriter $objWriter
+     * @param PHPExcel_Worksheet $sheet
+     */
+    private function _writeRows(PHPExcel_Shared_XMLWriter $objWriter, PHPExcel_Worksheet $sheet)
+    {
+        $number_rows_repeated = self::NUMBER_ROWS_REPEATED_MAX;
+        $span_row = 0;
+        $rows = $sheet->getRowIterator();
+        while ($rows->valid()) {
+            $number_rows_repeated--;
+            $row = $rows->current();
+            if ($row->getCellIterator()->valid()) {
+                if ($span_row) {
+                    $objWriter->startElement('table:table-row');
+                    if ($span_row > 1) {
+                        $objWriter->writeAttribute('table:number-rows-repeated', $span_row);
+                    }
+                    $objWriter->startElement('table:table-cell');
+                        $objWriter->writeAttribute('table:number-columns-repeated', self::NUMBER_COLS_REPEATED_MAX);
+                    $objWriter->endElement();
+                    $objWriter->endElement();
+                    $span_row = 0;
+                }
+                $objWriter->startElement('table:table-row');
+                $this->_writeCells($objWriter, $row);
+                $objWriter->endElement();
+            } else {
+                $span_row++;
+            }
+            $rows->next();
+        }
+    }
+
+    /**
+     * Write cells of the specified row
+     *
+     * @param PHPExcel_Shared_XMLWriter $objWriter
+     * @param PHPExcel_Worksheet_Row $row
+     * @throws PHPExcel_Writer_Exception
+     */
+    private function _writeCells(PHPExcel_Shared_XMLWriter $objWriter, PHPExcel_Worksheet_Row $row)
+    {
+        $number_cols_repeated = self::NUMBER_COLS_REPEATED_MAX;
+        $prev_column = -1;
+        $cells = $row->getCellIterator();
+        while ($cells->valid()) {
+            $cell = $cells->current();
+            $column = PHPExcel_Cell::columnIndexFromString($cell->getColumn()) - 1;
+
+            $this->_writeCellSpan($objWriter, $column, $prev_column);
+            $objWriter->startElement('table:table-cell');
+
+            switch ($cell->getDataType()) {
+                case PHPExcel_Cell_DataType::TYPE_BOOL:
+                    $objWriter->writeAttribute('office:value-type', 'boolean');
+                    $objWriter->writeAttribute('office:value', $cell->getValue());
+                    $objWriter->writeElement('text:p', $cell->getValue());
+                    break;
+
+                case PHPExcel_Cell_DataType::TYPE_ERROR:
+                    throw new PHPExcel_Writer_Exception('Writing of error not implemented yet.');
+                    break;
+
+                case PHPExcel_Cell_DataType::TYPE_FORMULA:
+                    try {
+                        $formula_value = PHPExcel_Calculation::getInstance()->calculateCellValue($cell);
+                    } catch (Exception $e) {
+                        $formula_value = $cell->getValue();
+                    }
+                    $objWriter->writeAttribute('table:formula', 'of:' . $cell->getValue());
+                    $objWriter->writeAttribute('office:value-type', 'float');
+                    $objWriter->writeAttribute('office:value', $formula_value);
+                    $objWriter->writeElement('text:p', $formula_value);
+                    break;
+
+                case PHPExcel_Cell_DataType::TYPE_INLINE:
+                    throw new PHPExcel_Writer_Exception('Writing of inline not implemented yet.');
+                    break;
+
+                case PHPExcel_Cell_DataType::TYPE_NUMERIC:
+                    $objWriter->writeAttribute('office:value-type', 'float');
+                    $objWriter->writeAttribute('office:value', $cell->getValue());
+                    $objWriter->writeElement('text:p', $cell->getValue());
+                    break;
+
+                case PHPExcel_Cell_DataType::TYPE_STRING:
+                    $objWriter->writeAttribute('office:value-type', 'string');
+                    $objWriter->writeElement('text:p', $cell->getValue());
+                    break;
+            }
+            $objWriter->endElement();
+            $prev_column = $column;
+            $cells->next();
+        }
+        $number_cols_repeated = $number_cols_repeated - $prev_column - 1;
+        if ($number_cols_repeated > 0) {
+            if ($number_cols_repeated > 1) {
+                $objWriter->startElement('table:table-cell');
+                $objWriter->writeAttribute('table:number-columns-repeated', $number_cols_repeated);
+                $objWriter->endElement();
+            } else {
+                $objWriter->writeElement('table:table-cell');
+            }
+        }
+    }
+
+    /**
+     * Write span
+     *
+     * @param PHPExcel_Shared_XMLWriter $objWriter
+     * @param integer $curColumn
+     * @param integer $prevColumn
+     */
+    private function _writeCellSpan(PHPExcel_Shared_XMLWriter $objWriter, $curColumn, $prevColumn)
+    {
+        $diff = $curColumn - $prevColumn - 1;
+        if (1 === $diff) {
+            $objWriter->writeElement('table:table-cell');
+        } elseif ($diff > 1) {
+            $objWriter->startElement('table:table-cell');
+                $objWriter->writeAttribute('table:number-columns-repeated', $diff);
+            $objWriter->endElement();
+        }
+    }
 }