feat: reverse shares (#86)

* add first concept * add reverse share funcionality to frontend * allow creator to limit share expiration * moved reverse share in seperate module * add table to manage reverse shares * delete complete share if reverse share was deleted * optimize function names * add db migration * enable reverse share email notifications * fix config variable descriptions * fix migration for new installations
2026-04-17 04:33:15 +02:00 · 2023-01-26 13:44:04 +01:00
parent 1ceb07b89e
commit 4a5fb549c6
43 changed files with 1456 additions and 280 deletions
--- a/frontend/src/components/admin/configuration/AdminConfigTable.tsx
+++ b/frontend/src/components/admin/configuration/AdminConfigTable.tsx
@@ -100,7 +100,7 @@ const AdminConfigTable = () => {
                  <Space h="lg" />
                </>
              ))}
-              {category == "email" && (
+              {category == "smtp" && (
                <Group position="right">
                  <TestEmailButton />
                </Group>
--- a/frontend/src/components/navBar/ActionAvatar.tsx
+++ b/frontend/src/components/navBar/ActionAvatar.tsx
@@ -1,6 +1,6 @@
 import { ActionIcon, Avatar, Menu } from "@mantine/core";
 import Link from "next/link";
-import { TbDoorExit, TbLink, TbSettings, TbUser } from "react-icons/tb";
+import { TbDoorExit, TbSettings, TbUser } from "react-icons/tb";
 import useUser from "../../hooks/user.hook";
 import authService from "../../services/auth.service";

@@ -11,17 +11,10 @@ const ActionAvatar = () => {
    <Menu position="bottom-start" withinPortal>
      <Menu.Target>
        <ActionIcon>
-          <Avatar size={28} radius="xl" />
+          <Avatar size={28} />
        </ActionIcon>
      </Menu.Target>
      <Menu.Dropdown>
-        <Menu.Item
-          component={Link}
-          href="/account/shares"
-          icon={<TbLink size={14} />}
-        >
-          My shares
-        </Menu.Item>
        <Menu.Item component={Link} href="/account" icon={<TbUser size={14} />}>
          My account
        </Menu.Item>
--- a/frontend/src/components/navBar/NavBar.tsx
+++ b/frontend/src/components/navBar/NavBar.tsx
@@ -1,4 +1,5 @@
 import {
+  ActionIcon,
  Box,
  Burger,
  Container,
@@ -13,10 +14,12 @@ import {
 import { useDisclosure } from "@mantine/hooks";
 import Link from "next/link";
 import { ReactNode, useEffect, useState } from "react";
+import { TbPlus } from "react-icons/tb";
 import useConfig from "../../hooks/config.hook";
 import useUser from "../../hooks/user.hook";
 import Logo from "../Logo";
 import ActionAvatar from "./ActionAvatar";
+import NavbarShareMenu from "./NavbarShareMenu";

 const HEADER_HEIGHT = 60;

@@ -117,6 +120,9 @@ const NavBar = () => {
      link: "/upload",
      label: "Upload",
    },
+    {
+      component: <NavbarShareMenu />,
+    },
    {
      component: <ActionAvatar />,
    },
--- a/frontend/src/components/navBar/NavbarShareMenu.tsx
+++ b/frontend/src/components/navBar/NavbarShareMenu.tsx
@@ -0,0 +1,29 @@
+import { ActionIcon, Menu } from "@mantine/core";
+import Link from "next/link";
+import { TbArrowLoopLeft, TbLink } from "react-icons/tb";
+
+const NavbarShareMneu = () => {
+  return (
+    <Menu position="bottom-start" withinPortal>
+      <Menu.Target>
+        <ActionIcon>
+          <TbLink />
+        </ActionIcon>
+      </Menu.Target>
+      <Menu.Dropdown>
+        <Menu.Item component={Link} href="/account/shares" icon={<TbLink />}>
+          My shares
+        </Menu.Item>
+        <Menu.Item
+          component={Link}
+          href="/account/reverseShares"
+          icon={<TbArrowLoopLeft />}
+        >
+          Reverse shares
+        </Menu.Item>
+      </Menu.Dropdown>
+    </Menu>
+  );
+};
+
+export default NavbarShareMneu;
--- a/frontend/src/components/share/FileList.tsx
+++ b/frontend/src/components/share/FileList.tsx
@@ -2,7 +2,7 @@ import { ActionIcon, Loader, Skeleton, Table } from "@mantine/core";
 import { TbCircleCheck, TbDownload } from "react-icons/tb";
 import shareService from "../../services/share.service";

-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";

 const FileList = ({
  files,
@@ -28,7 +28,7 @@ const FileList = ({
          : files!.map((file) => (
              <tr key={file.name}>
                <td>{file.name}</td>
-                <td>{byteStringToHumanSizeString(file.size)}</td>
+                <td>{byteToHumanSizeString(file.size)}</td>
                <td>
                  {file.uploadingState ? (
                    file.uploadingState != "finished" ? (
--- a/frontend/src/components/share/FileSizeInput.tsx
+++ b/frontend/src/components/share/FileSizeInput.tsx
@@ -0,0 +1,62 @@
+import { Col, Grid, NumberInput, Select } from "@mantine/core";
+import { useEffect, useState } from "react";
+import {
+  byteToUnitAndSize,
+  unitAndSizeToByte,
+} from "../../utils/fileSize.util";
+
+const FileSizeInput = ({
+  label,
+  value,
+  onChange,
+}: {
+  label: string;
+  value: number;
+  onChange: (number: number) => void;
+}) => {
+  const [unit, setUnit] = useState("MB");
+  const [size, setSize] = useState(100);
+
+  useEffect(() => {
+    const { unit, size } = byteToUnitAndSize(value);
+    setUnit(unit);
+    setSize(size);
+  }, [value]);
+
+  return (
+    <Grid align="flex-end">
+      <Col xs={6}>
+        <NumberInput
+          min={1}
+          max={99999}
+          precision={0}
+          variant="filled"
+          label={label}
+          value={size}
+          onChange={(value) => {
+            setSize(value!);
+            onChange(unitAndSizeToByte(unit, value!));
+          }}
+        />
+      </Col>
+      <Col xs={6}>
+        <Select
+          data={[
+            { label: "B", value: "B" },
+            { label: "KB", value: "KB" },
+            { label: "MB", value: "MB" },
+            { label: "GB", value: "GB" },
+            { label: "TB", value: "TB" },
+          ]}
+          value={unit}
+          onChange={(value) => {
+            setUnit(value!);
+            onChange(unitAndSizeToByte(value!, size));
+          }}
+        />
+      </Col>
+    </Grid>
+  );
+};
+
+export default FileSizeInput;
--- a/frontend/src/components/share/modals/showCompletedReverseShareModal.tsx
+++ b/frontend/src/components/share/modals/showCompletedReverseShareModal.tsx
@@ -0,0 +1,68 @@
+import { ActionIcon, Button, Stack, TextInput, Title } from "@mantine/core";
+import { useClipboard } from "@mantine/hooks";
+import { useModals } from "@mantine/modals";
+import { ModalsContextProps } from "@mantine/modals/lib/context";
+import { TbCopy } from "react-icons/tb";
+import toast from "../../../utils/toast.util";
+
+const showCompletedReverseShareModal = (
+  modals: ModalsContextProps,
+  link: string,
+  getReverseShares: () => void
+) => {
+  return modals.openModal({
+    closeOnClickOutside: false,
+    withCloseButton: false,
+    closeOnEscape: false,
+    title: (
+      <Stack align="stretch" spacing={0}>
+        <Title order={4}>Reverse share link</Title>
+      </Stack>
+    ),
+    children: <Body link={link} getReverseShares={getReverseShares} />,
+  });
+};
+
+const Body = ({
+  link,
+  getReverseShares,
+}: {
+  link: string;
+  getReverseShares: () => void;
+}) => {
+  const clipboard = useClipboard({ timeout: 500 });
+  const modals = useModals();
+
+  return (
+    <Stack align="stretch">
+      <TextInput
+        readOnly
+        variant="filled"
+        value={link}
+        rightSection={
+          window.isSecureContext && (
+            <ActionIcon
+              onClick={() => {
+                clipboard.copy(link);
+                toast.success("Your link was copied to the keyboard.");
+              }}
+            >
+              <TbCopy />
+            </ActionIcon>
+          )
+        }
+      />
+
+      <Button
+        onClick={() => {
+          modals.closeAll();
+          getReverseShares();
+        }}
+      >
+        Done
+      </Button>
+    </Stack>
+  );
+};
+
+export default showCompletedReverseShareModal;
--- a/frontend/src/components/share/modals/showCreateReverseShareModal.tsx
+++ b/frontend/src/components/share/modals/showCreateReverseShareModal.tsx
@@ -0,0 +1,156 @@
+import {
+  Button,
+  Col,
+  Grid,
+  Group,
+  NumberInput,
+  Select,
+  Stack,
+  Switch,
+  Text,
+  Title,
+} from "@mantine/core";
+import { useForm } from "@mantine/form";
+import { useModals } from "@mantine/modals";
+import { ModalsContextProps } from "@mantine/modals/lib/context";
+import shareService from "../../../services/share.service";
+import { getExpirationPreview } from "../../../utils/date.util";
+import toast from "../../../utils/toast.util";
+import FileSizeInput from "../FileSizeInput";
+import showCompletedReverseShareModal from "./showCompletedReverseShareModal";
+
+const showCreateReverseShareModal = (
+  modals: ModalsContextProps,
+  showSendEmailNotificationOption: boolean,
+  getReverseShares: () => void
+) => {
+  return modals.openModal({
+    title: <Title order={4}>Create reverse share</Title>,
+    children: (
+      <Body
+        showSendEmailNotificationOption={showSendEmailNotificationOption}
+        getReverseShares={getReverseShares}
+      />
+    ),
+  });
+};
+
+const Body = ({
+  getReverseShares,
+  showSendEmailNotificationOption,
+}: {
+  getReverseShares: () => void;
+  showSendEmailNotificationOption: boolean;
+}) => {
+  const modals = useModals();
+
+  const form = useForm({
+    initialValues: {
+      maxShareSize: 104857600,
+      sendEmailNotification: false,
+      expiration_num: 1,
+      expiration_unit: "-days",
+    },
+  });
+  return (
+    <Group>
+      <form
+        onSubmit={form.onSubmit(async (values) => {
+          shareService
+            .createReverseShare(
+              values.expiration_num + values.expiration_unit,
+              values.maxShareSize,
+              values.sendEmailNotification
+            )
+            .then(({ link }) => {
+              modals.closeAll();
+              showCompletedReverseShareModal(modals, link, getReverseShares);
+            })
+            .catch(toast.axiosError);
+        })}
+      >
+        <Stack align="stretch">
+          <div>
+            <Grid align={form.errors.link ? "center" : "flex-end"}>
+              <Col xs={6}>
+                <NumberInput
+                  min={1}
+                  max={99999}
+                  precision={0}
+                  variant="filled"
+                  label="Share expiration"
+                  {...form.getInputProps("expiration_num")}
+                />
+              </Col>
+              <Col xs={6}>
+                <Select
+                  {...form.getInputProps("expiration_unit")}
+                  data={[
+                    // Set the label to singular if the number is 1, else plural
+                    {
+                      value: "-minutes",
+                      label:
+                        "Minute" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-hours",
+                      label:
+                        "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-days",
+                      label:
+                        "Day" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-weeks",
+                      label:
+                        "Week" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-months",
+                      label:
+                        "Month" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                  ]}
+                />
+              </Col>
+            </Grid>
+            <Text
+              mt="sm"
+              italic
+              size="xs"
+              sx={(theme) => ({
+                color: theme.colors.gray[6],
+              })}
+            >
+              {getExpirationPreview("reverse share", form)}
+            </Text>
+          </div>
+          <FileSizeInput
+            label="Max share size"
+            value={form.values.maxShareSize}
+            onChange={(number) => form.setFieldValue("maxShareSize", number)}
+          />
+          {showSendEmailNotificationOption && (
+            <Switch
+              mt="xs"
+              labelPosition="left"
+              label="Send email notification"
+              description="Send an email notification when a share is created with this reverse share link"
+              {...form.getInputProps("sendEmailNotification", {
+                type: "checkbox",
+              })}
+            />
+          )}
+
+          <Button mt="md" type="submit">
+            Create
+          </Button>
+        </Stack>
+      </form>
+    </Group>
+  );
+};
+
+export default showCreateReverseShareModal;
--- a/frontend/src/components/upload/Dropzone.tsx
+++ b/frontend/src/components/upload/Dropzone.tsx
@@ -4,7 +4,7 @@ import { Dispatch, ForwardedRef, SetStateAction, useRef } from "react";
 import { TbCloudUpload, TbUpload } from "react-icons/tb";
 import useConfig from "../../hooks/config.hook";
 import { FileUpload } from "../../types/File.type";
-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
 import toast from "../../utils/toast.util";

 const useStyles = createStyles((theme) => ({
@@ -33,10 +33,12 @@ const useStyles = createStyles((theme) => ({

 const Dropzone = ({
  isUploading,
+  maxShareSize,
  files,
  setFiles,
 }: {
  isUploading: boolean;
+  maxShareSize: number;
  files: FileUpload[];
  setFiles: Dispatch<SetStateAction<FileUpload[]>>;
 }) => {
@@ -58,10 +60,10 @@ const Dropzone = ({
            0
          );

-          if (fileSizeSum > config.get("MAX_SHARE_SIZE")) {
+          if (fileSizeSum > maxShareSize) {
            toast.error(
-              `Your files exceed the maximum share size of ${byteStringToHumanSizeString(
-                config.get("MAX_SHARE_SIZE")
+              `Your files exceed the maximum share size of ${byteToHumanSizeString(
+                maxShareSize
              )}.`
            );
          } else {
@@ -84,9 +86,8 @@ const Dropzone = ({
          </Text>
          <Text align="center" size="sm" mt="xs" color="dimmed">
            Drag&apos;n&apos;drop files here to start your share. We can accept
-            only files that are less than{" "}
-            {byteStringToHumanSizeString(config.get("MAX_SHARE_SIZE"))} in
-            total.
+            only files that are less than {byteToHumanSizeString(maxShareSize)}{" "}
+            in total.
          </Text>
        </div>
      </MantineDropzone>
--- a/frontend/src/components/upload/ExpirationPreview.tsx
+++ b/frontend/src/components/upload/ExpirationPreview.tsx
@@ -1,19 +0,0 @@
-import moment from "moment";
-
-const ExpirationPreview = ({ form }: { form: any }) => {
-  const value = form.values.never_expires
-    ? "never"
-    : form.values.expiration_num + form.values.expiration_unit;
-  if (value === "never") return "This share will never expire.";
-
-  const expirationDate = moment()
-    .add(
-      value.split("-")[0],
-      value.split("-")[1] as moment.unitOfTime.DurationConstructor
-    )
-    .toDate();
-
-  return `This share will expire on ${moment(expirationDate).format("LLL")}`;
-};
-
-export default ExpirationPreview;
--- a/frontend/src/components/upload/FileList.tsx
+++ b/frontend/src/components/upload/FileList.tsx
@@ -2,7 +2,7 @@ import { ActionIcon, Table } from "@mantine/core";
 import { Dispatch, SetStateAction } from "react";
 import { TbTrash } from "react-icons/tb";
 import { FileUpload } from "../../types/File.type";
-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
 import UploadProgressIndicator from "./UploadProgressIndicator";

 const FileList = ({
@@ -19,7 +19,7 @@ const FileList = ({
  const rows = files.map((file, i) => (
    <tr key={i}>
      <td>{file.name}</td>
-      <td>{byteStringToHumanSizeString(file.size.toString())}</td>
+      <td>{byteToHumanSizeString(file.size)}</td>
      <td>
        {file.uploadingProgress == 0 ? (
          <ActionIcon
--- a/frontend/src/components/upload/modals/showCreateUploadModal.tsx
+++ b/frontend/src/components/upload/modals/showCreateUploadModal.tsx
@@ -5,7 +5,6 @@ import {
  Checkbox,
  Col,
  Grid,
-  Group,
  MultiSelect,
  NumberInput,
  PasswordInput,
@@ -24,12 +23,13 @@ import { TbAlertCircle } from "react-icons/tb";
 import * as yup from "yup";
 import shareService from "../../../services/share.service";
 import { CreateShare } from "../../../types/share.type";
-import ExpirationPreview from "../ExpirationPreview";
+import { getExpirationPreview } from "../../../utils/date.util";

 const showCreateUploadModal = (
  modals: ModalsContextProps,
  options: {
    isUserSignedIn: boolean;
+    isReverseShare: boolean;
    appUrl: string;
    allowUnauthenticatedShares: boolean;
    enableEmailRecepients: boolean;
@@ -54,6 +54,7 @@ const CreateUploadModalBody = ({
  uploadCallback: (createShare: CreateShare) => void;
  options: {
    isUserSignedIn: boolean;
+    isReverseShare: boolean;
    appUrl: string;
    allowUnauthenticatedShares: boolean;
    enableEmailRecepients: boolean;
@@ -89,7 +90,7 @@ const CreateUploadModalBody = ({
    validate: yupResolver(validationSchema),
  });
  return (
-    <Group>
+    <>
      {showNotSignedInAlert && !options.isUserSignedIn && (
        <Alert
          withCloseButton
@@ -161,72 +162,78 @@ const CreateUploadModalBody = ({
            {options.appUrl}/share/
            {form.values.link == "" ? "myAwesomeShare" : form.values.link}
          </Text>
-          <Grid align={form.errors.link ? "center" : "flex-end"}>
-            <Col xs={6}>
-              <NumberInput
-                min={1}
-                max={99999}
-                precision={0}
-                variant="filled"
-                label="Expiration"
-                placeholder="n"
-                disabled={form.values.never_expires}
-                {...form.getInputProps("expiration_num")}
+          {!options.isReverseShare && (
+            <>
+              <Grid align={form.errors.link ? "center" : "flex-end"}>
+                <Col xs={6}>
+                  <NumberInput
+                    min={1}
+                    max={99999}
+                    precision={0}
+                    variant="filled"
+                    label="Expiration"
+                    placeholder="n"
+                    disabled={form.values.never_expires}
+                    {...form.getInputProps("expiration_num")}
+                  />
+                </Col>
+                <Col xs={6}>
+                  <Select
+                    disabled={form.values.never_expires}
+                    {...form.getInputProps("expiration_unit")}
+                    data={[
+                      // Set the label to singular if the number is 1, else plural
+                      {
+                        value: "-minutes",
+                        label:
+                          "Minute" +
+                          (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-hours",
+                        label:
+                          "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-days",
+                        label:
+                          "Day" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-weeks",
+                        label:
+                          "Week" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-months",
+                        label:
+                          "Month" +
+                          (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-years",
+                        label:
+                          "Year" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                    ]}
+                  />
+                </Col>
+              </Grid>
+              <Checkbox
+                label="Never Expires"
+                {...form.getInputProps("never_expires")}
              />
-            </Col>
-            <Col xs={6}>
-              <Select
-                disabled={form.values.never_expires}
-                {...form.getInputProps("expiration_unit")}
-                data={[
-                  // Set the label to singular if the number is 1, else plural
-                  {
-                    value: "-minutes",
-                    label:
-                      "Minute" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-hours",
-                    label:
-                      "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-days",
-                    label: "Day" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-weeks",
-                    label:
-                      "Week" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-months",
-                    label:
-                      "Month" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-years",
-                    label:
-                      "Year" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                ]}
-              />
-            </Col>
-          </Grid>
-          <Checkbox
-            label="Never Expires"
-            {...form.getInputProps("never_expires")}
-          />
-          {/* Preview expiration date text */}
-          <Text
-            italic
-            size="xs"
-            sx={(theme) => ({
-              color: theme.colors.gray[6],
-            })}
-          >
-            {ExpirationPreview({ form })}
-          </Text>
+              <Text
+                italic
+                size="xs"
+                sx={(theme) => ({
+                  color: theme.colors.gray[6],
+                })}
+              >
+                {getExpirationPreview("share", form)}
+              </Text>
+            </>
+          )}
          <Accordion>
            <Accordion.Item value="description" sx={{ borderBottom: "none" }}>
              <Accordion.Control>Description</Accordion.Control>
@@ -296,7 +303,7 @@ const CreateUploadModalBody = ({
          <Button type="submit">Share</Button>
        </Stack>
      </form>
-    </Group>
+    </>
  );
 };

--- a/frontend/src/pages/account/reverseShares.tsx
+++ b/frontend/src/pages/account/reverseShares.tsx
@@ -0,0 +1,200 @@
+import {
+  ActionIcon,
+  Box,
+  Button,
+  Center,
+  Group,
+  LoadingOverlay,
+  Stack,
+  Table,
+  Text,
+  Title,
+  Tooltip,
+} from "@mantine/core";
+import { useClipboard } from "@mantine/hooks";
+import { useModals } from "@mantine/modals";
+import moment from "moment";
+import { useRouter } from "next/router";
+import { useEffect, useState } from "react";
+import { TbInfoCircle, TbLink, TbPlus, TbTrash } from "react-icons/tb";
+import showShareLinkModal from "../../components/account/showShareLinkModal";
+import Meta from "../../components/Meta";
+import showCreateReverseShareModal from "../../components/share/modals/showCreateReverseShareModal";
+import useConfig from "../../hooks/config.hook";
+import useUser from "../../hooks/user.hook";
+import shareService from "../../services/share.service";
+import { MyReverseShare } from "../../types/share.type";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
+import toast from "../../utils/toast.util";
+
+const MyShares = () => {
+  const modals = useModals();
+  const clipboard = useClipboard();
+  const router = useRouter();
+  const config = useConfig();
+
+  const { user } = useUser();
+
+  const [reverseShares, setReverseShares] = useState<MyReverseShare[]>();
+
+  const getReverseShares = () => {
+    shareService
+      .getMyReverseShares()
+      .then((shares) => setReverseShares(shares));
+  };
+
+  useEffect(() => {
+    getReverseShares();
+  }, []);
+
+  if (!user) {
+    router.replace("/");
+  } else {
+    if (!reverseShares) return <LoadingOverlay visible />;
+    return (
+      <>
+        <Meta title="My shares" />
+        <Group position="apart" align="baseline" mb={20}>
+          <Group align="center" spacing={3} mb={30}>
+            <Title order={3}>My reverse shares</Title>
+            <Tooltip
+              position="bottom"
+              multiline
+              width={220}
+              label="A reverse share allows you to generate a unique URL for a single-use share for an external user."
+              events={{ hover: true, focus: false, touch: true }}
+            >
+              <ActionIcon>
+                <TbInfoCircle />
+              </ActionIcon>
+            </Tooltip>
+          </Group>
+          <Button
+            onClick={() =>
+              showCreateReverseShareModal(
+                modals,
+                config.get("SMTP_ENABLED"),
+                getReverseShares
+              )
+            }
+            leftIcon={<TbPlus size={20} />}
+          >
+            Create
+          </Button>
+        </Group>
+        {reverseShares.length == 0 ? (
+          <Center style={{ height: "70vh" }}>
+            <Stack align="center" spacing={10}>
+              <Title order={3}>It's empty here 👀</Title>
+              <Text>You don't have any reverse shares.</Text>
+            </Stack>
+          </Center>
+        ) : (
+          <Box sx={{ display: "block", overflowX: "auto" }}>
+            <Table>
+              <thead>
+                <tr>
+                  <th>Name</th>
+                  <th>Visitors</th>
+                  <th>Max share size</th>
+                  <th>Expires at</th>
+                  <th></th>
+                </tr>
+              </thead>
+              <tbody>
+                {reverseShares.map((reverseShare) => (
+                  <tr key={reverseShare.id}>
+                    <td>
+                      {reverseShare.share ? (
+                        reverseShare.share?.id
+                      ) : (
+                        <Text color="dimmed">No share created yet</Text>
+                      )}
+                    </td>
+                    <td>{reverseShare.share?.views ?? "0"}</td>
+                    <td>
+                      {byteToHumanSizeString(
+                        parseInt(reverseShare.maxShareSize)
+                      )}
+                    </td>
+                    <td>
+                      {moment(reverseShare.shareExpiration).unix() === 0
+                        ? "Never"
+                        : moment(reverseShare.shareExpiration).format("LLL")}
+                    </td>
+                    <td>
+                      <Group position="right">
+                        {reverseShare.share && (
+                          <ActionIcon
+                            color="victoria"
+                            variant="light"
+                            size={25}
+                            onClick={() => {
+                              if (window.isSecureContext) {
+                                clipboard.copy(
+                                  `${config.get("APP_URL")}/share/${
+                                    reverseShare.share!.id
+                                  }`
+                                );
+                                toast.success(
+                                  "The share link was copied to the keyboard."
+                                );
+                              } else {
+                                showShareLinkModal(
+                                  modals,
+                                  reverseShare.share!.id,
+                                  config.get("APP_URL")
+                                );
+                              }
+                            }}
+                          >
+                            <TbLink />
+                          </ActionIcon>
+                        )}
+                        <ActionIcon
+                          color="red"
+                          variant="light"
+                          size={25}
+                          onClick={() => {
+                            modals.openConfirmModal({
+                              title: `Delete reverse share`,
+                              children: (
+                                <Text size="sm">
+                                  Do you really want to delete this reverse
+                                  share? If you do, the share will be deleted as
+                                  well.
+                                </Text>
+                              ),
+                              confirmProps: {
+                                color: "red",
+                              },
+                              labels: { confirm: "Confirm", cancel: "Cancel" },
+                              onConfirm: () => {
+                                shareService.removeReverseShare(
+                                  reverseShare.id
+                                );
+                                setReverseShares(
+                                  reverseShares.filter(
+                                    (item) => item.id !== reverseShare.id
+                                  )
+                                );
+                              },
+                            });
+                          }}
+                        >
+                          <TbTrash />
+                        </ActionIcon>
+                      </Group>
+                    </td>
+                  </tr>
+                ))}
+              </tbody>
+            </Table>
+          </Box>
+        )}
+      </>
+    );
+  }
+};
+
+export default MyShares;
--- a/frontend/src/pages/account/shares.tsx
+++ b/frontend/src/pages/account/shares.tsx
@@ -1,5 +1,6 @@
 import {
  ActionIcon,
+  Box,
  Button,
  Center,
  Group,
@@ -61,83 +62,85 @@ const MyShares = () => {
            </Stack>
          </Center>
        ) : (
-          <Table>
-            <thead>
-              <tr>
-                <th>Name</th>
-                <th>Visitors</th>
-                <th>Expires at</th>
-                <th></th>
-              </tr>
-            </thead>
-            <tbody>
-              {shares.map((share) => (
-                <tr key={share.id}>
-                  <td>{share.id}</td>
-                  <td>{share.views}</td>
-                  <td>
-                    {moment(share.expiration).unix() === 0
-                      ? "Never"
-                      : moment(share.expiration).format("LLL")}
-                  </td>
-                  <td>
-                    <Group position="right">
-                      <ActionIcon
-                        color="victoria"
-                        variant="light"
-                        size={25}
-                        onClick={() => {
-                          if (window.isSecureContext) {
-                            clipboard.copy(
-                              `${config.get("APP_URL")}/share/${share.id}`
-                            );
-                            toast.success(
-                              "Your link was copied to the keyboard."
-                            );
-                          } else {
-                            showShareLinkModal(
-                              modals,
-                              share.id,
-                              config.get("APP_URL")
-                            );
-                          }
-                        }}
-                      >
-                        <TbLink />
-                      </ActionIcon>
-                      <ActionIcon
-                        color="red"
-                        variant="light"
-                        size={25}
-                        onClick={() => {
-                          modals.openConfirmModal({
-                            title: `Delete share ${share.id}`,
-                            children: (
-                              <Text size="sm">
-                                Do you really want to delete this share?
-                              </Text>
-                            ),
-                            confirmProps: {
-                              color: "red",
-                            },
-                            labels: { confirm: "Confirm", cancel: "Cancel" },
-                            onConfirm: () => {
-                              shareService.remove(share.id);
-                              setShares(
-                                shares.filter((item) => item.id !== share.id)
-                              );
-                            },
-                          });
-                        }}
-                      >
-                        <TbTrash />
-                      </ActionIcon>
-                    </Group>
-                  </td>
+          <Box sx={{ display: "block", overflowX: "auto" }}>
+            <Table>
+              <thead>
+                <tr>
+                  <th>Name</th>
+                  <th>Visitors</th>
+                  <th>Expires at</th>
+                  <th></th>
                </tr>
-              ))}
-            </tbody>
-          </Table>
+              </thead>
+              <tbody>
+                {shares.map((share) => (
+                  <tr key={share.id}>
+                    <td>{share.id}</td>
+                    <td>{share.views}</td>
+                    <td>
+                      {moment(share.expiration).unix() === 0
+                        ? "Never"
+                        : moment(share.expiration).format("LLL")}
+                    </td>
+                    <td>
+                      <Group position="right">
+                        <ActionIcon
+                          color="victoria"
+                          variant="light"
+                          size={25}
+                          onClick={() => {
+                            if (window.isSecureContext) {
+                              clipboard.copy(
+                                `${config.get("APP_URL")}/share/${share.id}`
+                              );
+                              toast.success(
+                                "Your link was copied to the keyboard."
+                              );
+                            } else {
+                              showShareLinkModal(
+                                modals,
+                                share.id,
+                                config.get("APP_URL")
+                              );
+                            }
+                          }}
+                        >
+                          <TbLink />
+                        </ActionIcon>
+                        <ActionIcon
+                          color="red"
+                          variant="light"
+                          size={25}
+                          onClick={() => {
+                            modals.openConfirmModal({
+                              title: `Delete share ${share.id}`,
+                              children: (
+                                <Text size="sm">
+                                  Do you really want to delete this share?
+                                </Text>
+                              ),
+                              confirmProps: {
+                                color: "red",
+                              },
+                              labels: { confirm: "Confirm", cancel: "Cancel" },
+                              onConfirm: () => {
+                                shareService.remove(share.id);
+                                setShares(
+                                  shares.filter((item) => item.id !== share.id)
+                                );
+                              },
+                            });
+                          }}
+                        >
+                          <TbTrash />
+                        </ActionIcon>
+                      </Group>
+                    </td>
+                  </tr>
+                ))}
+              </tbody>
+            </Table>
+          </Box>
        )}
      </>
    );
--- a/frontend/src/pages/upload/[reverseShareToken].tsx
+++ b/frontend/src/pages/upload/[reverseShareToken].tsx
@@ -0,0 +1,43 @@
+import { LoadingOverlay } from "@mantine/core";
+import { useModals } from "@mantine/modals";
+import { GetServerSidePropsContext } from "next";
+import { useEffect, useState } from "react";
+import Upload from ".";
+import showErrorModal from "../../components/share/showErrorModal";
+import shareService from "../../services/share.service";
+
+export function getServerSideProps(context: GetServerSidePropsContext) {
+  return {
+    props: { reverseShareToken: context.params!.reverseShareToken },
+  };
+}
+
+const Share = ({ reverseShareToken }: { reverseShareToken: string }) => {
+  const modals = useModals();
+  const [isLoading, setIsLoading] = useState(true);
+
+  const [maxShareSize, setMaxShareSize] = useState(0);
+
+  useEffect(() => {
+    shareService
+      .setReverseShare(reverseShareToken)
+      .then((reverseShareTokenData) => {
+        setMaxShareSize(parseInt(reverseShareTokenData.maxShareSize));
+        setIsLoading(false);
+      })
+      .catch(() => {
+        showErrorModal(
+          modals,
+          "Invalid Link",
+          "This link is invalid. Please check your link."
+        );
+        setIsLoading(false);
+      });
+  }, []);
+
+  if (isLoading) return <LoadingOverlay visible />;
+
+  return <Upload isReverseShare maxShareSize={maxShareSize} />;
+};
+
+export default Share;
--- a/frontend/src/pages/upload/index.tsx
+++ b/frontend/src/pages/upload/index.tsx
@@ -2,27 +2,34 @@ import { Button, Group } from "@mantine/core";
 import { useModals } from "@mantine/modals";
 import { cleanNotifications } from "@mantine/notifications";
 import { AxiosError } from "axios";
+import { getCookie } from "cookies-next";
 import { useRouter } from "next/router";
 import pLimit from "p-limit";
 import { useEffect, useState } from "react";
-import Meta from "../components/Meta";
-import Dropzone from "../components/upload/Dropzone";
-import FileList from "../components/upload/FileList";
-import showCompletedUploadModal from "../components/upload/modals/showCompletedUploadModal";
-import showCreateUploadModal from "../components/upload/modals/showCreateUploadModal";
-import useConfig from "../hooks/config.hook";
-import useUser from "../hooks/user.hook";
-import shareService from "../services/share.service";
-import { FileUpload } from "../types/File.type";
-import { CreateShare, Share } from "../types/share.type";
-import toast from "../utils/toast.util";
+import Meta from "../../components/Meta";
+import Dropzone from "../../components/upload/Dropzone";
+import FileList from "../../components/upload/FileList";
+import showCompletedUploadModal from "../../components/upload/modals/showCompletedUploadModal";
+import showCreateUploadModal from "../../components/upload/modals/showCreateUploadModal";
+import useConfig from "../../hooks/config.hook";
+import useUser from "../../hooks/user.hook";
+import shareService from "../../services/share.service";
+import { FileUpload } from "../../types/File.type";
+import { CreateShare, Share } from "../../types/share.type";
+import toast from "../../utils/toast.util";

 const promiseLimit = pLimit(3);
 const chunkSize = 10 * 1024 * 1024; // 10MB
 let errorToastShown = false;
 let createdShare: Share;

-const Upload = () => {
+const Upload = ({
+  maxShareSize,
+  isReverseShare = false,
+}: {
+  maxShareSize?: number;
+  isReverseShare: boolean;
+}) => {
  const router = useRouter();
  const modals = useModals();

@@ -31,6 +38,8 @@ const Upload = () => {
  const [files, setFiles] = useState<FileUpload[]>([]);
  const [isUploading, setisUploading] = useState(false);

+  maxShareSize ??= parseInt(config.get("MAX_SHARE_SIZE"));
+
  const uploadFiles = async (share: CreateShare) => {
    setisUploading(true);
    createdShare = await shareService.create(share);
@@ -138,9 +147,9 @@ const Upload = () => {
    ) {
      shareService
        .completeShare(createdShare.id)
-        .then(() => {
+        .then((share) => {
          setisUploading(false);
-          showCompletedUploadModal(modals, createdShare, config.get("APP_URL"));
+          showCompletedUploadModal(modals, share, config.get("APP_URL"));
          setFiles([]);
        })
        .catch(() =>
@@ -149,8 +158,13 @@ const Upload = () => {
    }
  }, [files]);

-  if (!user && !config.get("ALLOW_UNAUTHENTICATED_SHARES")) {
+  if (
+    !user &&
+    !config.get("ALLOW_UNAUTHENTICATED_SHARES") &&
+    !getCookie("reverse_share_token")
+  ) {
    router.replace("/");
+    return null;
  } else {
    return (
      <>
@@ -164,11 +178,14 @@ const Upload = () => {
                modals,
                {
                  isUserSignedIn: user ? true : false,
+                  isReverseShare,
                  appUrl: config.get("APP_URL"),
                  allowUnauthenticatedShares: config.get(
                    "ALLOW_UNAUTHENTICATED_SHARES"
                  ),
-                  enableEmailRecepients: config.get("ENABLE_EMAIL_RECIPIENTS"),
+                  enableEmailRecepients: config.get(
+                    "ENABLE_SHARE_EMAIL_RECIPIENTS"
+                  ),
                },
                uploadFiles
              );
@@ -177,7 +194,12 @@ const Upload = () => {
            Share
          </Button>
        </Group>
-        <Dropzone files={files} setFiles={setFiles} isUploading={isUploading} />
+        <Dropzone
+          maxShareSize={maxShareSize}
+          files={files}
+          setFiles={setFiles}
+          isUploading={isUploading}
+        />
        {files.length > 0 && <FileList files={files} setFiles={setFiles} />}
      </>
    );
--- a/frontend/src/services/share.service.ts
+++ b/frontend/src/services/share.service.ts
@@ -1,6 +1,8 @@
+import { setCookie } from "cookies-next";
 import { FileUploadResponse } from "../types/File.type";
 import {
  CreateShare,
+  MyReverseShare,
  MyShare,
  Share,
  ShareMetaData,
@@ -98,6 +100,34 @@ const uploadFile = async (
  ).data;
 };

+const createReverseShare = async (
+  shareExpiration: string,
+  maxShareSize: number,
+  sendEmailNotification: boolean
+) => {
+  return (
+    await api.post("reverseShares", {
+      shareExpiration,
+      maxShareSize: maxShareSize.toString(),
+      sendEmailNotification,
+    })
+  ).data;
+};
+
+const getMyReverseShares = async (): Promise<MyReverseShare[]> => {
+  return (await api.get("reverseShares")).data;
+};
+
+const setReverseShare = async (reverseShareToken: string) => {
+  const { data } = await api.get(`/reverseShares/${reverseShareToken}`);
+  setCookie("reverse_share_token", reverseShareToken);
+  return data;
+};
+
+const removeReverseShare = async (id: string) => {
+  await api.delete(`/reverseShares/${id}`);
+};
+
 export default {
  create,
  completeShare,
@@ -109,4 +139,8 @@ export default {
  isShareIdAvailable,
  downloadFile,
  uploadFile,
+  setReverseShare,
+  createReverseShare,
+  getMyReverseShares,
+  removeReverseShare,
 };
--- a/frontend/src/types/share.type.ts
+++ b/frontend/src/types/share.type.ts
@@ -26,6 +26,13 @@ export type MyShare = Share & {
  cratedAt: Date;
 };

+export type MyReverseShare = {
+  id: string;
+  maxShareSize: string;
+  shareExpiration: Date;
+  share?: MyShare;
+};
+
 export type ShareSecurity = {
  maxViews?: number;
  password?: string;
--- a/frontend/src/utils/date.util.ts
+++ b/frontend/src/utils/date.util.ts
@@ -0,0 +1,26 @@
+import moment from "moment";
+
+export const getExpirationPreview = (
+  name: string,
+  form: {
+    values: {
+      never_expires?: boolean;
+      expiration_num: number;
+      expiration_unit: string;
+    };
+  }
+) => {
+  const value = form.values.never_expires
+    ? "never"
+    : form.values.expiration_num + form.values.expiration_unit;
+  if (value === "never") return `This ${name} will never expire.`;
+
+  const expirationDate = moment()
+    .add(
+      value.split("-")[0],
+      value.split("-")[1] as moment.unitOfTime.DurationConstructor
+    )
+    .toDate();
+
+  return `This ${name} will expire on ${moment(expirationDate).format("LLL")}`;
+};
--- a/frontend/src/utils/fileSize.util.ts
+++ b/frontend/src/utils/fileSize.util.ts
@@ -0,0 +1,23 @@
+export function byteToHumanSizeString(bytes: number) {
+  const sizes = ["B", "KB", "MB", "GB", "TB"];
+  if (bytes == 0) return "0 Byte";
+  const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)).toString());
+  return (bytes / Math.pow(1024, i)).toFixed(1).toString() + " " + sizes[i];
+}
+
+export function byteToUnitAndSize(bytes: number) {
+  const units = ["B", "KB", "MB", "GB", "TB"];
+  if (bytes == 0) return { unit: "B", size: 0 };
+  const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)).toString());
+
+  return {
+    size: parseFloat((bytes / Math.pow(1024, i)).toFixed(1)),
+    unit: units[i],
+  };
+}
+
+export function unitAndSizeToByte(unit: string, size: number) {
+  const units = ["B", "KB", "MB", "GB", "TB"];
+  const i = units.indexOf(unit);
+  return Math.pow(1024, i) * size;
+}
--- a/frontend/src/utils/math/byteStringToHumanSizeString.util.ts
+++ b/frontend/src/utils/math/byteStringToHumanSizeString.util.ts
@@ -1,11 +0,0 @@
-export function byteStringToHumanSizeString(bytes: string) {
-  const bytesNumber = parseInt(bytes);
-  const sizes = ["B", "KB", "MB", "GB", "TB"];
-  if (bytesNumber == 0) return "0 Byte";
-  const i = parseInt(
-    Math.floor(Math.log(bytesNumber) / Math.log(1024)).toString()
-  );
-  return (
-    (bytesNumber / Math.pow(1024, i)).toFixed(1).toString() + " " + sizes[i]
-  );
-}