166 lines
6.0 KiB
Python
166 lines
6.0 KiB
Python
import xlwt
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import time
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import os
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from django.conf import settings
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from datetime import datetime
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from openpyxl import Workbook, styles
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from openpyxl.drawing.image import Image
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from openpyxl.utils import get_column_letter, column_index_from_string
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def len_byte(value):
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# 获取字符串长度，一个中文的长度为2
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length = len(value)
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utf8_length = len(value.encode('utf-8'))
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length = (utf8_length - length) / 2 + length
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return int(length)
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def export_excel(field_data: list, data: list, FileName: str):
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"""
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Excel导出
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:param data: 数据源
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:param field_data: 首行数据源（表头）
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:param file_path: 文件保存路径（默认保存在media路径）
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:param FileName: 文件保存名字
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:return:返回文件的下载url完整路径
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"""
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wbk = xlwt.Workbook(encoding='utf-8')
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sheet = wbk.add_sheet('Sheet1', cell_overwrite_ok=True) # 第二参数用于确认同一个cell单元是否可以重设值。
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style = xlwt.XFStyle() # 赋值style为XFStyle()，初始化样式
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# 设置居中
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wbk.set_colour_RGB(0x23, 0, 60, 139)
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xlwt.add_palette_colour("custom_colour_35", 0x23)
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tab_al = xlwt.Alignment()
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tab_al.horz = 0x02 # 设置水平居中
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tab_al.vert = 0x01 # 设置垂直居中
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# 设置表头单元格背景颜色
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tab_pattern = xlwt.Pattern() # 创建一个模式
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tab_pattern.pattern = xlwt.Pattern.SOLID_PATTERN # 设置其模式为实型
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tab_pattern.pattern_fore_colour = 55
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# 设置单元格内字体样式
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tab_fnt = xlwt.Font() # 创建一个文本格式，包括字体、字号和颜色样式特性
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tab_fnt.height = 200
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default_width = 14
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tab_fnt.name = u'楷体' # 设置其字体为微软雅黑
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tab_fnt.colour_index = 1 # 设置其字体颜色
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# 设置单元格下框线样式
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tab_borders = xlwt.Borders()
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tab_borders.left = xlwt.Borders.THIN
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tab_borders.right = xlwt.Borders.THIN
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tab_borders.top = xlwt.Borders.THIN
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tab_borders.bottom = xlwt.Borders.THIN
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tab_borders.left_colour = 23
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tab_borders.right_colour = 23
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tab_borders.bottom_colour = 23
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tab_borders.top_colour = 23
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# 把数据写入excel中
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# 所有表格单元格样式
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# 先生成表头
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style.alignment = tab_al # 设置居中
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style.pattern = tab_pattern # 设置表头单元格背景颜色
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style.font = tab_fnt # 设置单元格内字体样式
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style.borders = tab_borders
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for index, ele in enumerate(field_data):
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sheet.write_merge(0, 0, index, index, ele, style) # (列开始, 列结束, 行开始, 行结束, '数据内容')
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# 确定栏位宽度
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col_width = []
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for index, ele in enumerate(data):
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for inx, values in enumerate(ele):
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if index == 0:
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col_width.append(len_byte(str(values)))
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else:
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if col_width[inx] < len_byte(str(values)):
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col_width[inx] = len_byte(str(values))
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# 设置栏位宽度，栏位宽度小于10时候采用默认宽度
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for i in range(len(col_width)):
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if col_width[i] > 10:
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width = col_width[i] if col_width[i] < 36 else 36
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sheet.col(i).width = 256 * (width + 6)
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else:
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sheet.col(i).width = 256 * (default_width)
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row = 1
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# 内容背景颜色
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left_pattern = xlwt.Pattern() # 创建一个模式
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left_pattern.pattern = xlwt.Pattern.SOLID_PATTERN # 设置其模式为实型
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left_pattern.pattern_fore_colour = 1
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# 设置单元格内字体样式
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left_fnt = xlwt.Font() # 创建一个文本格式，包括字体、字号和颜色样式特性
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left_fnt.height = 200
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left_fnt.name = u'楷体' # 设置其字体为微软雅黑
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left_fnt.colour_index = 0 # 设置其字体颜色
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left_style = style
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left_style.pattern = left_pattern
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left_style.font = left_fnt
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for results in data:
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for index, values in enumerate(results):
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sheet.write(row, index, label=values, style=left_style)
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row += 1
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FileNameF = FileName + datetime.now().strftime('%Y%m%d%H%M%S') + '.xls'
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path = '/media/temp/'
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pathRoot = settings.BASE_DIR + path
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if not os.path.exists(pathRoot):
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os.makedirs(pathRoot)
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path_name = os.path.join(pathRoot, FileNameF)
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wbk.save(path_name)
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return path + FileNameF
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def export_excel_img(field_data: list, data: list, FileName: str):
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"""
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带有image的Excel导出
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:param data: 数据源
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:param field_data: 首行数据源（表头）{'name':'', 'type':''}
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:param img_field_indexs: 图片字段名index列表
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:param file_path: 文件保存路径（默认保存在media路径）
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:param FileName: 文件保存名字
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:return:返回文件的下载url完整路径
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"""
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wb = Workbook()
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ws = wb.active
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imgs = []
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for index, value in enumerate(field_data):
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cell = ws.cell(column=index+1, row=1)
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cell.value = value['name']
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cell.font = styles.Font(bold=True)
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letter = get_column_letter(index+1)
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value['letter'] = letter
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ws.column_dimensions[letter].width = 10 # 修改列宽
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if value['type'] == 'img':
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ws.column_dimensions[letter].width = 15 # 修改列宽
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for i1, v1 in enumerate(data):
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for i2, v2 in enumerate(v1):
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cell = ws.cell(column=i2+1, row=i1+2)
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if v2 and field_data[i2]['type'] == 'img':
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ws.row_dimensions[i1+2].height = 70
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try:
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img = Image(settings.BASE_DIR + v2)
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img.width, img.height = (90, 90)
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imgs.append((img, field_data[i2]['letter'] + str(i1+2)))
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except: # 这里先不做处理
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pass
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else:
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cell.value = v2
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for i in imgs:
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ws.add_image(i[0], i[1])
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FileNameF = FileName + datetime.now().strftime('%Y%m%d%H%M%S') + '.xlsx'
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path = '/temp/'
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pathRoot = settings.BASE_DIR + path
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if not os.path.exists(pathRoot):
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os.makedirs(pathRoot)
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path_name = os.path.join(pathRoot, FileNameF)
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wb.save(path_name)
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return path + FileNameF
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