hugo_encryptor/shortcodes/hugo-encryptor.html

{{/*
    ## Hugo Encrypt
    ### Params:
    - `password`：

        require param
    - Simple

        {{% hugo-encryptor "your password" %}}
your content
{{% /hugo-encryptor %}}

*/}}
{{/* DEFAULTS */}}

<hugo-encryptor>
  <p>以下内容被密码保护</p>
  <input id="hugo-encryptor-password" placeholder="请输入密码" />
  <input
    type="button"
    value="提交"
    onclick="hugoDecrypt(document.getElementById('hugo-encryptor-password').value,'input')"
  />
  <cipher-text data-password="{{ .Get 0 }}" style="display:none;">
    <p id="verifyText" style="display:none;">
      The quick brown fox jumps over the lazy dog
    </p>
    {{ .Inner }}
  </cipher-text>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/crypto-js.js"></script>
  <script>
    let cipher = document.getElementsByTagName("cipher-text")[0];
    const storageKey = location.pathname + "password";
    const userStorage = {{ if .Site.Params.hugoEncryptorStorage }} window['{{.Site.Params.hugoEncryptorStorage}}Storage'] {{ else }} localStorage {{ end }};
    /**
     * @name: decrypt
     * @description: decrypt cipher text by password
     * @param {String} cipher_text
     * @param {String} password
     * @return:{String} decryptedData
     */
    const decrypt = function(cipher_text, password) {
      password = password.padEnd(16, "\0");
      let key = CryptoJS.enc.Utf8.parse(password);
      let decryptedData = CryptoJS.AES.decrypt(cipher_text, key, {
        iv: key,
        mode: CryptoJS.mode.CBC,
        padding: CryptoJS.pad.Pkcs7
      });
      return decryptedData.toString(CryptoJS.enc.Utf8);
    };
    /**
     * @name:hugoDecrypt
     * @description: judge the password ,and decrypt post
     * @param {String} password
     * @param {String} type
     */
    const hugoDecrypt = function(password, type) {
      try {
        let cipher_text = cipher.innerText;
        let decrypted_text = decrypt(cipher_text, password);
        if (
          decrypted_text.includes("The quick brown fox jumps over the lazy dog")
        ) {
          cipher.parentElement.outerHTML = decrypted_text;
          userStorage.setItem(storageKey, password);
        } else {
          if (type === "input") {
            alert("密码错误！");
          } else if (type === "storage") {
            userStorage.removeItem(storageKey);
          }
        }
        document.getElementById("verifyText").outerHTML = "";
      } catch (error) {
        console.log(error);
        if (type === "input") {
          alert("密码错误！");
        } else if (type === "storage") {
          userStorage.removeItem(location.pathname + "password");
        }
      }
    };
  </script>
  <script>
    window.onload = () => {
      if (userStorage.getItem(storageKey)) {
        hugoDecrypt(userStorage.getItem(storageKey), "storage");
      }
    };
  </script>
</hugo-encryptor>