DuckDuckGo-getImageのソースを表示

== 概要 ==
※モジュールではありません。<br>
大量アクセス対策としてUserAgentをそのまま送るか偽装して送信します。BAN対策

== コード ==
<syntaxhighlight lang="python3">
class ddg:
    
    @classmethod
    def image(cls,query):
        try:
            headers=autoUserAgent()
            token = cls._fetch_token(query,headers=headers)
            time.sleep((random.randint(0,3))+(0.1*random.randint(0,10)))
            return {"word":query,
                    "Developer":"https://www.DuckDuckGo.com/",
                    "Response":cls._fetch_search_urls(query, token,headers=headers)}
        except:
            return {"word":query,
                    "Developer":"https://www.DuckDuckGo.com/",
                    "Response":None}

    @classmethod
    def image_all(cls,query):
        try:
            headers=autoUserAgent()
            token = cls._fetch_token(query,headers=headers)
            time.sleep((random.randint(0,3))+(0.1*random.randint(0,10)))
            return {"word":query,
                    "Developer":"https://www.startpage.com/",
                    "Response":cls._fetch_search_urls(query, token, what=False,headers=headers)}
        except:
            return {"word":query,
                    "Developer":"https://www.startpage.com/",
                    "Response":None}

    @classmethod
    def _fetch_token(cls,query, URL="https://duckduckgo.com/",headers={"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36"}):
        res = requests.post(URL, data={'q': query})
        if res.status_code != 200:
            return ""
        match = re.search(r"vqd='([\d-]+)'", res.text, re.M|re.I)
        if match is None:
            return ""
        return match.group(1)
        
    @classmethod
    def _fetch_search_urls(cls,query, token, URL="https://duckduckgo.com/", what=True,headers={"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36"}):
        query = {
            "vqd": token,
            "q": query,
            "l": "wt-wt",
            "o": "json",
            "f": ",,,",
            "p": "2"
        }
        urls = []

        res = requests.get(URL+"i.js", params=query,headers=headers)
        if res.status_code != 200:
            return urls

        data = json.loads(res.text)
        for result in data["results"]:
            image = result["image"]
            if "http://" in image:
                image = result["thumbnail"]
            urls.append({
                "url":result["url"],
                "title":result["title"],
                "description":result["title"],
                'user_name':result["source"],
                "image":[image]
            })
            
        if what:
            return urls

        while "next" in data:
            res = requests.get(URL+data["next"], params=query,headers=headers)
            if res.status_code != 200:
                return urls
            data = json.loads(res.text)
            for result in data["results"]:
                image = result["image"]
                if "http://" in image:
                    image = result["thumbnail"]
                urls.append({
                "url":result["url"],
                "title":result["title"],
                "description":result["title"],
                'user_name':result["source"],
                "image":[image]
            })
        return urls

</syntaxhighlight>