# coding:UTF-8
import os
from xml.dom import minidom

class ConfigException(Exception):
    '''
    配置檔案例外
    '''
    pass


class ReadXml():
    '''
    讀取xml資訊
    '''
    def __init__(self,file = None):
        if file == None:
            xmlPath = os.path.split(os.path.realpath(__file__))[0] +  "\\config.xml"
        else:
            xmlPath = file
        print(xmlPath)
        try:
            root = minidom.parse(xmlPath)
            self.dom = root.documentElement
        except Exception as err:
            raise ConfigException("xml讀取異常",xmlPath)

    def db_server_info(self):
        db_dom = self.dom.getElementsByTagName("db_server")
        db_info = {}
        db_info["ip"] = db_dom[0].getAttribute("ip")
        db_info["port"] = db_dom[0].getAttribute("port")
        db_info["name"] = db_dom[0].getAttribute("name")
        db_info["user"] = db_dom[0].getAttribute("user")
        db_info["passwd"] = db_dom[0].getAttribute("passwd")
        return db_info

    def rest_server_info(self):
        rest_dom = self.dom.getElementsByTagName("rest_server")
        rest_info = {}
        rest_info["ip"] = rest_dom[0].getAttribute("ip")
        rest_info["port"] = rest_dom[0].getAttribute("port")
        return rest_info

    def thrift_server_info(self):
        thrift_dom = self.dom.getElementsByTagName("thrift_server")
        thrift_info = {}
        thrift_info["ip"] = thrift_dom[0].getAttribute("ip")
        thrift_info["port"] = thrift_dom[0].getAttribute("port")
        return thrift_info

    def path_info(self):
        path_dom = self.dom.getElementsByTagName("path")
        path_info = {}
        device_dom = path_dom[0].getElementsByTagName("device")[0]
        path_info["device"] = device_dom.firstChild.data
        preprocess_dom = path_dom[0].getElementsByTagName("preprocess")[0]
        path_info["preprocess"] = device_dom.firstChild.data
        match_dom = path_dom[0].getElementsByTagName("match")[0]
        path_info["match"] = device_dom.firstChild.data
        facedb_dom = path_dom[0].getElementsByTagName("facedb")[0]
        path_info["facedb"] = device_dom.firstChild.data
        person_dom = path_dom[0].getElementsByTagName("person")[0]
        path_info["person"] = device_dom.firstChild.data
        require_dom = path_dom[0].getElementsByTagName("require")[0]
        path_info["require"] = device_dom.firstChild.data
        facepic_dom = path_dom[0].getElementsByTagName("facepic")[0]
        path_info["facepic"] = device_dom.firstChild.data
        video_dom = path_dom[0].getElementsByTagName("video")[0]
        path_info["video"] = device_dom.firstChild.data
        grab_dom = path_dom[0].getElementsByTagName("grab_remark")[0]
        path_info["grab_remark"] = device_dom.firstChild.data
        return path_info

    def camera_info(self):
        camera_dom = self.dom.getElementsByTagName("camera_device")
        cameras_info = []
        for camer in camera_dom:
            camera_info = {}
            camera_info["camera_device"] = camer.getAttribute("ip")
            camera_info["port"] = camer.getAttribute("port")
            camera_info["user"] = camer.getAttribute("user")
            camera_info["passwd"] = camer.getAttribute("passwd")
            cameras_info.append(camera_info)
        return cameras_info

    def mailto_info(self):
        mailto_dom = self.dom.getElementsByTagName("mail_to")
        mailto_info = [mailto.firstChild.data for mailto in mailto_dom]
        return mailto_info


if __name__ == "__main__":
    c = ReadXml()
    print(c.mailto_info())
 

要讀取的xml檔案：

<?xml version="1.0" encoding="utf-8"?>
<catalog>
		<db_server ip="192.168.29.142" port="3306" name="opzoon_api_0422" user="opzoon" passwd="123.com">
		</db_server>
		<rest_server ip="192.168.29.142" port="5000">
		</rest_server>
		<thrift_server ip="192.168.29.142" port="5050">
		</thrift_server>
		<thrift_match ip="192.168.29.142" port="5051">
		</thrift_match>
		<thrift_preprocess ip="192.168.29.142" port="5052">
		</thrift_preprocess>
		<path>
				<device>/v2/devices</device>
				<preprocess>/v2/collections</preprocess>
				<match>/v2/matchs</match>
				<facedb>/v2/facedbs</facedb> 
				<person>/v2/persons</person>
				<require>/v2/facesearchresult</require>
				<facepic>/v2/facepic</facepic>
				<video>/v2/videos</video>
				<grab_remark>/v2/grab_remark</grab_remark>
		</path>
		<camera_device ip="192.168.30.227" port='80' user="admin" passwd="opzoon123456">
		</camera_device>
		<camera_device ip="192.168.50.190" port='80' user="admin" passwd="12345">
		</camera_device>
		<camera_device_invalid ip="10.10.10.10" port='80' user="admin" passwd="12345">
		</camera_device_invalid>>
		<mail_from user="
 
[email protected]" passwd="pmbfzpanmiqjyias">
		</mail_from>
		<mail_to>[email protected]</mail_to>
		<mail_to>[email protected]</mail_to>
</catalog>