gemdrive-server-js/grant.html at master · gemdrive/gemdrive-server-js · GitHub

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<!doctype html>
<html>
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1" />

    <style>

      html, body, main {
        font-family: Verdana;
        height: 100%;
      }

      main {
        display: flex;
        justify-content: center;
        align-items: center;
      }

      .content {
        padding: 20px;
        border: 1px solid #ccc;
      }

      .header-text {
        font-size: 18px;
        margin-bottom: 15px;
      }

      .perm-list {
        max-height: 70vh;
        overflow-y: scroll;
      }
      .perm-list-item {
        margin: 10px;
        padding: 10px;
        border: 1px solid #ccc;
      }

      .gemdrive-button {
        border: transparent;
        font-size: 20px;
        padding: .5em 1em;
        cursor: pointer;
        color: white;
        border-radius: 4px;
        text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
      }

      .button-confirm {
        background: rgb(28, 184, 65);
        /* this is a green */
      }

      .button-cancel {
        background: rgb(202, 60, 60);
        /* this is a maroon */
      }

      .button-row {
        display: flex;
        justify-content: center;
      }

      .button-row__button {
        margin: 10px;
      }

      #email-container {
        font-weight: bold;
      }

      .perms-list {
        list-style-type: none;
      }

      .path {
        padding: .5em 0;
        font-weight: bold;
        font-size: 1.2em;
        font-family: Courier New;
      }

      .success, .fail {
        padding: 20px;
        font-size: 22px;
        border: 1px solid #ccc;
      }

    </style>
  </head>

  <body>
    <main>
      <div class='content'>
        <div class='header-text'>
          <span id='email-container'></span>
          requests access to the following:
        </div>
        <div class='perm-list'></div>

        <div class='button-row'>
          <button class='gemdrive-button button-confirm button-row__button'>Approve</button>
          <button class='gemdrive-button button-cancel button-row__button'>Deny</button>
        </div>
      </div>

      <div class='success' hidden>
        Successfully updated permissions. You may close this tab.
      </div>

      <div class='fail' hidden>
        Failed to update permissions. You may close this tab.
      </div>

    </main>

    <script>

      const contentEl = document.querySelector('.content');
      const successEl = document.querySelector('.success');
      const failEl = document.querySelector('.fail');
      const permListEl = document.querySelector('.perm-list');
      const emailEl = document.querySelector('#email-container');
      const authorizeBtnEl = document.querySelector('.button-confirm');
      const denyBtnEl = document.querySelector('.button-cancel');

      let dialog = null;

      const urlParams = new URLSearchParams(window.location.search);

      const scope = urlParams.get('scope');
      const email = urlParams.get('email');
      //history.pushState(null, '', window.location.pathname);

      emailEl.innerText = email;

      const allPerms = parsePermsFromScope(scope);

      if (!allPathsSet(allPerms)) {
        authorizeBtnEl.setAttribute('disabled', true);
        authorizeBtnEl.setAttribute('title', "Must make selections");
      }

      for (let i = 0; i < allPerms.length; i++) {

        const permParams = allPerms[i];

        const item = PermListItem(i, permParams);
        permListEl.appendChild(item.dom);

        item.dom.addEventListener('perms-changed', (e) => {
          const { key, perm } = e.detail;
          allPerms[key].perm = perm;
        });

      }

      authorizeBtnEl.addEventListener('click', (e) => {

        const driveUri = window.location.href.split('/.gemdrive/auth/grant')[0];

        const grantUrl = driveUri + '/.gemdrive/auth/addPerms';

        fetch(grantUrl, {
          method: 'POST',
          body: JSON.stringify({
            email,
            requests: allPerms,
          }),
        })
        .then(response => {
          if (response.status === 200) {
            return response.text();
          }
          else {
            throw new Error("Failed");
          }
        })
        .then(text => {
          contentEl.setAttribute('hidden', true);
          successEl.removeAttribute('hidden');
        })
        .catch(e => {
          contentEl.setAttribute('hidden', true);
          failEl.removeAttribute('hidden');
          console.error(e);
        });
      });

      denyBtnEl.addEventListener('click', (e) => {
        contentEl.setAttribute('hidden', true);
        failEl.removeAttribute('hidden');
      });

      function allPathsSet(perms) {
        return perms
          .map(p => p.path !== undefined && p.path.length > 0)
          .reduce((acc, curr) => {
            return acc && curr;
          }, true);
      }


      function parsePermsFromScope(scope) {

        const allPerms = [];

        const items = scope.split(' ');
        for (const item of items) {
          const perms = {};
          const params = item.split(';');
          for (const param of params) {
            const parts = param.split('=');
            const key = parts[0];
            const value = parts[1];
            perms[key] = value.replace(/\[\]/g, ' ');
          }

          allPerms.push(perms);
        }

        return allPerms;
      }


      function PermListItem(key, permParams) {
        const dom = document.createElement('div');
        dom.classList.add('perm-list-item');

        const pathContainerEl = document.createElement('div');
        dom.appendChild(pathContainerEl);

        const itemTypeText = permParams.type === 'dir' ? "Directory" : "File";
        const typeLabelEl = document.createElement('div');
        pathContainerEl.appendChild(typeLabelEl);
        typeLabelEl.innerText = itemTypeText;

        if (permParams.hint) {
          typeLabelEl.innerText += ": " + permParams.hint;
        }

        const pathEl = document.createElement('div');
        pathEl.classList.add('path');
        pathContainerEl.appendChild(pathEl);

        if (permParams.path) {
          pathEl.innerText = permParams.path;
        }

        const permsEl = document.createElement('span');
        dom.appendChild(permsEl);
        permsEl.classList.add('perms-list');

        const readCheckEl = document.createElement('input');
        permsEl.appendChild(readCheckEl);
        readCheckEl.setAttribute('type', 'checkbox');
        readCheckEl.setAttribute('checked', true);
        readCheckEl.setAttribute('disabled', true);
        const readLabelEl = document.createElement('span');
        permsEl.appendChild(readLabelEl);
        readLabelEl.innerText = " Read ";

        const writeCheckEl = document.createElement('input');
        permsEl.appendChild(writeCheckEl);
        writeCheckEl.setAttribute('type', 'checkbox');
        const writeLabelEl = document.createElement('span');
        permsEl.appendChild(writeLabelEl);
        writeLabelEl.innerText = " Write";

        if (permParams.perm === 'write') {
          writeCheckEl.setAttribute('checked', true);
        }

        writeCheckEl.addEventListener('change', (e) => {

          dom.dispatchEvent(new CustomEvent('perms-changed', {
            bubbles: true,
            detail: {
              key,
              perm: e.target.checked ? 'write' : 'read',
            },
          }));
        });

        function onPathChange(newPath) {
          pathEl.innerText = newPath;
        }

        return {
          dom,
          onPathChange,
        };
      }

    </script>
  </body>
</html>