import time
import platform
import os
import subprocess

class Main:
    def __init__(self, url, outputFilePath):
        self.url = url
        self.outputFilePath = outputFilePath
        # temp file name
        self.fileName = str(time.time()) + ".html"
        
    def _is_windows(self):
        if "Windows" in str(platform.uname()):
            return True
        else:
            return False    
      
    def run(self):
        if self._is_windows():
            proc = subprocess.Popen(["cmd", "/c", "casperjs %s/site.js --url=%s --outputfile=%s" % (self.outputFilePath, self.url, self.fileName) ], stdout=subprocess.PIPE)
        else:
            proc = subprocess.Popen(["bash", "-c", "cd %s && casperjs site.js --url=%s --outputfile=%s" % (self.outputFilePath, self.url, self.fileName) ], stdout=subprocess.PIPE)  
        out = proc.communicate()[0]
        htmlFileName = ''
        # 因为输出路径在windows不确定，所以这里加了所有可能的路径判断
        if os.path.isfile(self.fileName):
            htmlFileName = self.fileName
        elif os.path.isfile(os.path.join(self.outputFilePath, self.fileName)):
            htmlFileName = os.path.join(self.outputFilePath, self.fileName)
        elif os.path.isfile(os.path.join(os.path.dirname(os.path.realpath(__file__)), self.fileName)):
            htmlFileName = os.path.join(os.path.dirname(os.path.realpath(__file__)), self.fileName)    
        if (not os.path.isfile(htmlFileName)):
            print('Failed to get html content from ', self.url)

if __name__ == '__main__':
    Main(url="http://www.mouser.cn/Mobile/",
         outputFilePath="C:\\SourcePython\\uuspider\\test").run();