Arcpy导出ArcGIS全部坐标系及目录结构

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import arcpy
import os
import json

def checkDir(dir):
    if not os.path.exists(dir):
        os.makedirs(dir)

# 获取所有内置的坐标系
spatial_references = arcpy.ListSpatialReferences()

# 输出坐标系文件的目录
output_directory = r"D:\file\program\py\ExportSpatialReference\output"

# 遍历所有坐标系并导出为.prj文件
for spatial_reference in spatial_references:
    try:
        # 创建一个空间参考对象
        spatial_ref_obj = arcpy.SpatialReference(spatial_reference)
        
        # 获取坐标系的WKT（Well-Known Text）表示
        wkt = spatial_ref_obj.exportToString()
        
        # 构建.prj文件的完整路径
        prj_file_name = f"{spatial_reference}.prj"
        prj_file_path = os.path.join(output_directory, prj_file_name).replace('/','\\')
        checkDir(os.path.dirname(prj_file_path))
        # 将WKT写入.prj文件
        with open(prj_file_path, 'w') as prj_file:
            prj_file.write(wkt)
        
        print(f"坐标系文件 {prj_file_path} 已成功导出")
    except Exception as e:
        print(str(e))

def generate_folder_structure(folder_path):
    folder_structure = {
        "type": "folder",
        "name": os.path.basename(folder_path),
        "content": []
    }

    for item in os.listdir(folder_path):
        item_path = os.path.join(folder_path, item)
        if os.path.isdir(item_path):
            # 递归处理子文件夹
            folder_structure["content"].append(generate_folder_structure(item_path))
        else:
            # 处理文件
            file_info = {
                "type": "file",
                "name": item
            }
            folder_structure["content"].append(file_info)

    return folder_structure

# 生成文件夹结构的JSON
folder_structure_json = generate_folder_structure(output_directory)

# 将JSON保存到文件
with open(r"D:\file\program\py\ExportSpatialReference\folder_structure.json", "w") as json_file:
    json.dump(folder_structure_json, json_file, indent=4)

print("文件夹结构已保存为folder_structure.json")