1 files changed, 144 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/src/components/request-details/CachePanel.js b/devtools/client/netmonitor/src/components/request-details/CachePanel.js
new file mode 100644
index 0000000000..5f3db6c501
--- /dev/null
+++ b/devtools/client/netmonitor/src/components/request-details/CachePanel.js
@@ -0,0 +1,144 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const {
+  Component,
+  createFactory,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+const {
+  L10N,
+} = require("resource://devtools/client/netmonitor/src/utils/l10n.js");
+const {
+  fetchNetworkUpdatePacket,
+} = require("resource://devtools/client/netmonitor/src/utils/request-utils.js");
+
+// Components
+const TreeViewClass = require("resource://devtools/client/shared/components/tree/TreeView.js");
+const PropertiesView = createFactory(
+  require("resource://devtools/client/netmonitor/src/components/request-details/PropertiesView.js")
+);
+
+const { div, input } = dom;
+
+const CACHE = L10N.getStr("netmonitor.cache.cache");
+const DATA_SIZE = L10N.getStr("netmonitor.cache.dataSize");
+const EXPIRES = L10N.getStr("netmonitor.cache.expires");
+const FETCH_COUNT = L10N.getStr("netmonitor.cache.fetchCount");
+const LAST_FETCHED = L10N.getStr("netmonitor.cache.lastFetched");
+const LAST_MODIFIED = L10N.getStr("netmonitor.cache.lastModified");
+const DEVICE = L10N.getStr("netmonitor.cache.device");
+const NOT_AVAILABLE = L10N.getStr("netmonitor.cache.notAvailable");
+const EMPTY = L10N.getStr("netmonitor.cache.empty");
+
+/**
+ * Cache panel component
+ * This tab lists full details of any cache information of the response.
+ */
+class CachePanel extends Component {
+  static get propTypes() {
+    return {
+      connector: PropTypes.object.isRequired,
+      openLink: PropTypes.func,
+      request: PropTypes.object.isRequired,
+    };
+  }
+
+  componentDidMount() {
+    const { connector, request } = this.props;
+    fetchNetworkUpdatePacket(connector.requestData, request, ["responseCache"]);
+  }
+
+  // FIXME: https://bugzilla.mozilla.org/show_bug.cgi?id=1774507
+  UNSAFE_componentWillReceiveProps(nextProps) {
+    const { connector, request } = nextProps;
+    fetchNetworkUpdatePacket(connector.requestData, request, ["responseCache"]);
+  }
+
+  renderSummary(label, value) {
+    return div(
+      { className: "tabpanel-summary-container cache-summary" },
+      div(
+        {
+          className: "tabpanel-summary-label cache-summary-label",
+        },
+        label + ":"
+      ),
+      input({
+        className: "tabpanel-summary-value textbox-input devtools-monospace",
+        readOnly: true,
+        value,
+      })
+    );
+  }
+
+  getProperties(responseCache) {
+    let responseCacheObj;
+    let cacheObj;
+    try {
+      responseCacheObj = Object.assign({}, responseCache);
+      responseCacheObj = responseCacheObj.cache;
+    } catch (e) {
+      return null;
+    }
+    try {
+      cacheObj = Object.assign({}, responseCacheObj);
+    } catch (e) {
+      return null;
+    }
+    return cacheObj;
+  }
+
+  getDate(timestamp) {
+    if (!timestamp) {
+      return null;
+    }
+    const d = new Date(parseInt(timestamp, 10) * 1000);
+    return d.toLocaleDateString() + " " + d.toLocaleTimeString();
+  }
+
+  render() {
+    const { request } = this.props;
+    const { responseCache } = request;
+
+    let object;
+    const cache = this.getProperties(responseCache);
+
+    if (
+      cache.lastFetched ||
+      cache.fetchCount ||
+      cache.storageDataSize ||
+      cache.lastModified ||
+      cache.expirationTime ||
+      cache.deviceID
+    ) {
+      object = {
+        [CACHE]: {
+          [LAST_FETCHED]: this.getDate(cache.lastFetched) || NOT_AVAILABLE,
+          [FETCH_COUNT]: cache.fetchCount || NOT_AVAILABLE,
+          [DATA_SIZE]: cache.storageDataSize || NOT_AVAILABLE,
+          [LAST_MODIFIED]: this.getDate(cache.lastModified) || NOT_AVAILABLE,
+          [EXPIRES]: this.getDate(cache.expirationTime) || NOT_AVAILABLE,
+          [DEVICE]: cache.deviceID || NOT_AVAILABLE,
+        },
+      };
+    } else {
+      return div({ className: "empty-notice" }, EMPTY);
+    }
+
+    return div(
+      { className: "panel-container security-panel" },
+      PropertiesView({
+        object,
+        enableFilter: false,
+        expandedNodes: TreeViewClass.getExpandedNodes(object),
+      })
+    );
+  }
+}
+
+module.exports = CachePanel;