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朋友圈表格导出

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This commit is contained in:
wong
2025-11-28 16:03:56 +08:00
parent 5087190816
commit 5691d78004
6 changed files with 654 additions and 15 deletions
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184
Server/application/common/controller/ExportController.php
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@@ -26,6 +26,11 @@ class ExportController extends Controller
* @param array $rows 数据行，需与 $headers 的 key 对应
* @param array $imageColumns 需要渲染为图片的列 key 列表
* @param string $sheetName 工作表名称
* @param array $options 额外选项：
* - imageWidth(图片宽度，默认100)
* - imageHeight(图片高度，默认100)
* - imageColumnWidth(图片列宽，默认15)
* - titleRow(标题行内容，支持多行文本数组)
*
* @throws Exception
*/
@@ -34,7 +39,8 @@ class ExportController extends Controller
array $headers,
array $rows,
array $imageColumns = [],
$sheetName = 'Sheet1'
$sheetName = 'Sheet1',
array $options = []
) {
if (empty($headers)) {
throw new Exception('导出列定义不能为空');
@@ -43,22 +49,114 @@ class ExportController extends Controller
throw new Exception('导出数据不能为空');
}
// 默认选项
$imageWidth = isset($options['imageWidth']) ? (int)$options['imageWidth'] : 100;
$imageHeight = isset($options['imageHeight']) ? (int)$options['imageHeight'] : 100;
$imageColumnWidth = isset($options['imageColumnWidth']) ? (float)$options['imageColumnWidth'] : 15;
$rowHeight = isset($options['rowHeight']) ? (int)$options['rowHeight'] : ($imageHeight + 10);
$excel = new PHPExcel();
$sheet = $excel->getActiveSheet();
$sheet->setTitle($sheetName);
$columnKeys = array_keys($headers);
$totalColumns = count($columnKeys);
$lastColumnLetter = self::columnLetter($totalColumns - 1);
// 写入表头
// 定义特定列的固定宽度（如果未指定则使用默认值）
$columnWidths = isset($options['columnWidths']) ? $options['columnWidths'] : [];
// 检查是否有标题行
$titleRow = isset($options['titleRow']) ? $options['titleRow'] : null;
$dataStartRow = 1; // 数据开始行（表头行）
// 如果有标题行，先写入标题行
if ($titleRow && is_array($titleRow) && !empty($titleRow)) {
$dataStartRow = 2; // 数据从第2行开始（第1行是标题，第2行是表头）
// 合并标题行单元格（从第一列到最后一列）
$titleRange = 'A1:' . $lastColumnLetter . '1';
$sheet->mergeCells($titleRange);
// 构建标题内容（支持多行）
$titleContent = '';
if (is_array($titleRow)) {
$titleContent = implode("\n", $titleRow);
} else {
$titleContent = (string)$titleRow;
}
// 写入标题
$sheet->setCellValue('A1', $titleContent);
// 设置标题行样式
$sheet->getStyle('A1')->applyFromArray([
'font' => ['bold' => true, 'size' => 16],
'alignment' => [
'horizontal' => \PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
'vertical' => \PHPExcel_Style_Alignment::VERTICAL_CENTER,
'wrap' => true
],
'fill' => [
'type' => \PHPExcel_Style_Fill::FILL_SOLID,
'color' => ['rgb' => 'FFF8DC'] // 浅黄色背景
],
'borders' => [
'allborders' => [
'style' => \PHPExcel_Style_Border::BORDER_THIN,
'color' => ['rgb' => '000000']
]
]
]);
$sheet->getRowDimension(1)->setRowHeight(80); // 标题行高度
}
// 写入表头并设置列宽
$headerRow = $dataStartRow;
foreach ($columnKeys as $index => $key) {
$columnLetter = self::columnLetter($index);
$sheet->setCellValue($columnLetter . '1', $headers[$key]);
$sheet->getColumnDimension($columnLetter)->setAutoSize(true);
$sheet->setCellValue($columnLetter . $headerRow, $headers[$key]);
// 如果是图片列，设置固定列宽
if (in_array($key, $imageColumns, true)) {
$sheet->getColumnDimension($columnLetter)->setWidth($imageColumnWidth);
} elseif (isset($columnWidths[$key])) {
// 如果指定了该列的宽度，使用指定宽度
$sheet->getColumnDimension($columnLetter)->setWidth($columnWidths[$key]);
} else {
// 否则自动调整
$sheet->getColumnDimension($columnLetter)->setAutoSize(true);
}
}
// 设置表头样式
$headerRange = 'A' . $headerRow . ':' . $lastColumnLetter . $headerRow;
$sheet->getStyle($headerRange)->applyFromArray([
'font' => ['bold' => true, 'size' => 11],
'alignment' => [
'horizontal' => \PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
'vertical' => \PHPExcel_Style_Alignment::VERTICAL_CENTER,
'wrap' => true
],
'fill' => [
'type' => \PHPExcel_Style_Fill::FILL_SOLID,
'color' => ['rgb' => 'FFF8DC']
],
'borders' => [
'allborders' => [
'style' => \PHPExcel_Style_Border::BORDER_THIN,
'color' => ['rgb' => '000000']
]
]
]);
$sheet->getRowDimension($headerRow)->setRowHeight(30); // 增加表头行高以确保文本完整显示
// 写入数据与图片
$dataRowStart = $dataStartRow + 1; // 数据从表头行下一行开始
foreach ($rows as $rowIndex => $rowData) {
$excelRow = $rowIndex + 2; // 数据从第 2 行开始
$excelRow = $dataRowStart + $rowIndex; // 数据行
$maxRowHeight = $rowHeight; // 记录当前行的最大高度
foreach ($columnKeys as $colIndex => $key) {
$columnLetter = self::columnLetter($colIndex);
$cell = $columnLetter . $excelRow;
@@ -67,21 +165,79 @@ class ExportController extends Controller
if (in_array($key, $imageColumns, true) && !empty($value)) {
$imagePath = self::resolveImagePath($value);
if ($imagePath) {
$drawing = new PHPExcel_Worksheet_Drawing();
$drawing->setPath($imagePath);
$drawing->setCoordinates($cell);
$drawing->setOffsetX(5);
$drawing->setOffsetY(5);
$drawing->setHeight(60);
$drawing->setWorksheet($sheet);
$sheet->getRowDimension($excelRow)->setRowHeight(60);
// 获取图片实际尺寸并等比例缩放
$imageSize = @getimagesize($imagePath);
if ($imageSize) {
$originalWidth = $imageSize[0];
$originalHeight = $imageSize[1];
// 计算等比例缩放后的尺寸
$ratio = min($imageWidth / $originalWidth, $imageHeight / $originalHeight);
$scaledWidth = $originalWidth * $ratio;
$scaledHeight = $originalHeight * $ratio;
// 确保不超过最大尺寸
if ($scaledWidth > $imageWidth) {
$scaledWidth = $imageWidth;
$scaledHeight = $originalHeight * ($imageWidth / $originalWidth);
}
if ($scaledHeight > $imageHeight) {
$scaledHeight = $imageHeight;
$scaledWidth = $originalWidth * ($imageHeight / $originalHeight);
}
$drawing = new PHPExcel_Worksheet_Drawing();
$drawing->setPath($imagePath);
$drawing->setCoordinates($cell);
// 居中显示图片（Excel列宽1单位≈7像素，行高1单位≈0.75像素）
$cellWidthPx = $imageColumnWidth * 7;
$cellHeightPx = $maxRowHeight * 0.75;
$offsetX = max(2, ($cellWidthPx - $scaledWidth) / 2);
$offsetY = max(2, ($cellHeightPx - $scaledHeight) / 2);
$drawing->setOffsetX((int)$offsetX);
$drawing->setOffsetY((int)$offsetY);
$drawing->setWidth((int)$scaledWidth);
$drawing->setHeight((int)$scaledHeight);
$drawing->setWorksheet($sheet);
// 更新行高以适应图片（留出一些边距）
$neededHeight = (int)($scaledHeight / 0.75) + 10;
if ($neededHeight > $maxRowHeight) {
$maxRowHeight = $neededHeight;
}
} else {
// 如果无法获取图片尺寸，使用默认尺寸
$drawing = new PHPExcel_Worksheet_Drawing();
$drawing->setPath($imagePath);
$drawing->setCoordinates($cell);
$drawing->setOffsetX(5);
$drawing->setOffsetY(5);
$drawing->setWidth($imageWidth);
$drawing->setHeight($imageHeight);
$drawing->setWorksheet($sheet);
}
} else {
$sheet->setCellValue($cell, $value);
$sheet->setCellValue($cell, '');
}
} else {
$sheet->setCellValue($cell, $value);
// 设置文本对齐和换行
$style = $sheet->getStyle($cell);
$style->getAlignment()->setVertical(\PHPExcel_Style_Alignment::VERTICAL_CENTER);
$style->getAlignment()->setWrapText(true);
// 根据列类型设置水平对齐
if (in_array($key, ['date', 'postTime'])) {
$style->getAlignment()->setHorizontal(\PHPExcel_Style_Alignment::HORIZONTAL_CENTER);
} else {
$style->getAlignment()->setHorizontal(\PHPExcel_Style_Alignment::HORIZONTAL_LEFT);
}
}
}
// 设置行高
$sheet->getRowDimension($excelRow)->setRowHeight($maxRowHeight);
}
$safeName = preg_replace('/[^\w\-]/', '_', $fileName ?: 'export_' . date('Ymd_His'));