1 files changed, 144 insertions, 0 deletions
diff --git a/browser/extensions/screenshots/background/senderror.js b/browser/extensions/screenshots/background/senderror.js
new file mode 100644
index 0000000000..cad0fc52ce
--- /dev/null
+++ b/browser/extensions/screenshots/background/senderror.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/. */
+
+/* globals startBackground, analytics, communication, catcher, log, browser, getStrings */
+
+"use strict";
+
+this.senderror = (function() {
+  const exports = {};
+
+  // Do not show an error more than every ERROR_TIME_LIMIT milliseconds:
+  const ERROR_TIME_LIMIT = 3000;
+
+  const messages = {
+    REQUEST_ERROR: {
+      titleKey: "screenshots-request-error-title",
+      infoKey: "screenshots-request-error-details",
+    },
+    CONNECTION_ERROR: {
+      titleKey: "screenshots-connection-error-title",
+      infoKey: "screenshots-connection-error-details",
+    },
+    LOGIN_ERROR: {
+      titleKey: "screenshots-request-error-title",
+      infoKey: "screenshots-login-error-details",
+    },
+    LOGIN_CONNECTION_ERROR: {
+      titleKey: "screenshots-connection-error-title",
+      infoKey: "screenshots-connection-error-details",
+    },
+    UNSHOOTABLE_PAGE: {
+      titleKey: "screenshots-unshootable-page-error-title",
+      infoKey: "screenshots-unshootable-page-error-details",
+    },
+    EMPTY_SELECTION: {
+      titleKey: "screenshots-empty-selection-error-title",
+    },
+    PRIVATE_WINDOW: {
+      titleKey: "screenshots-private-window-error-title",
+      infoKey: "screenshots-private-window-error-details",
+    },
+    generic: {
+      titleKey: "screenshots-generic-error-title",
+      infoKey: "screenshots-generic-error-details",
+      showMessage: true,
+    },
+  };
+
+  communication.register("reportError", (sender, error) => {
+    catcher.unhandled(error);
+  });
+
+  let lastErrorTime;
+
+  exports.showError = async function(error) {
+    if (lastErrorTime && Date.now() - lastErrorTime < ERROR_TIME_LIMIT) {
+      return;
+    }
+    lastErrorTime = Date.now();
+    const id = crypto.randomUUID();
+    let popupMessage = error.popupMessage || "generic";
+    if (!messages[popupMessage]) {
+      popupMessage = "generic";
+    }
+
+    let item = messages[popupMessage];
+    if (!("title" in item)) {
+      let keys = [{ id: item.titleKey }];
+      if ("infoKey" in item) {
+        keys.push({ id: item.infoKey });
+      }
+
+      [item.title, item.info] = await getStrings(keys);
+    }
+
+    let title = item.title;
+    let message = item.info || "";
+    const showMessage = item.showMessage;
+    if (error.message && showMessage) {
+      if (message) {
+        message += "\n" + error.message;
+      } else {
+        message = error.message;
+      }
+    }
+    if (Date.now() - startBackground.startTime > 5 * 1000) {
+      browser.notifications.create(id, {
+        type: "basic",
+        // FIXME: need iconUrl for an image, see #2239
+        title,
+        message,
+      });
+    }
+  };
+
+  exports.reportError = function(e) {
+    if (!analytics.isTelemetryEnabled()) {
+      log.error("Telemetry disabled. Not sending critical error:", e);
+      return;
+    }
+    const exception = new Error(e.message);
+    exception.stack = e.multilineStack || e.stack || undefined;
+
+    // To improve Sentry reporting & grouping, replace the
+    // moz-extension://$uuid base URL with a generic resource:// URL.
+    if (exception.stack) {
+      exception.stack = exception.stack.replace(
+        /moz-extension:\/\/[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/g,
+        "resource://screenshots-addon"
+      );
+    }
+    const rest = {};
+    for (const attr in e) {
+      if (
+        ![
+          "name",
+          "message",
+          "stack",
+          "multilineStack",
+          "popupMessage",
+          "version",
+          "sentryPublicDSN",
+          "help",
+          "fromMakeError",
+        ].includes(attr)
+      ) {
+        rest[attr] = e[attr];
+      }
+    }
+    rest.stack = exception.stack;
+  };
+
+  catcher.registerHandler(errorObj => {
+    if (!errorObj.noPopup) {
+      exports.showError(errorObj);
+    }
+    if (!errorObj.noReport) {
+      exports.reportError(errorObj);
+    }
+  });
+
+  return exports;
+})();