Merge pull request #46 from yang991178/0.6.3

Version 0.6.3
2020-07-27 13:04:53 +08:00 · 2020-07-27 13:04:53 +08:00 · 5927bf3441
parent 58e1f185b2 a345b6ce3e
commit 5927bf3441
29 changed files with 7654 additions and 102 deletions
--- a/.github/workflows/release-linux.yml
+++ b/.github/workflows/release-linux.yml
@ -25,6 +25,8 @@ jobs:
    - name: Get release
      id: get_release
      uses: bruceadams/get-release@v1.2.0
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    - name: Upload AppImage to release assets
      uses: actions/upload-release-asset@v1
--- a/.gitignore
+++ b/.gitignore
@ -3,6 +3,5 @@ dist/*.js
 dist/*.js.map
 dist/*.html
 bin/*
-package-lock.json
 .DS_Store
 *.provisionprofile
--- a/dist/styles/cards.css
+++ b/dist/styles/cards.css
@ -1,4 +1,5 @@
 .info {
+    display: flex;
    position: relative;
    margin: 10px 12px;
    line-height: 16px;
@ -12,13 +13,20 @@
    font-size: 12px;
    vertical-align: top;
    display: inline-block;
-    max-width: 144px;
+    flex-grow: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
 }
+.info span.creator {
+    color: var(--neutralSecondaryAlt);
+}
+.info span.creator::before {
+    display: inline-block;
+    content: "/";
+    margin: 0 5px;
+}
 .info span.time {
-    float: right;
    font-size: 12px;
 }

@ -26,7 +34,6 @@
    display: block;
    width: 16px;
    height: 16px;
-    float: right;
    text-align: center;
 }
 .read-indicator::after {
@ -80,6 +87,9 @@
    left: 0;
    background: #0003;
 }
+.card span.h {
+    background: #fce10080;
+}

 .default-card {
    display: inline-block;
--- a/package-lock.json
+++ b/package-lock.json
--- a/package.json
+++ b/package.json
@ -1,6 +1,6 @@
 {
  "name": "fluent-reader",
-  "version": "0.6.2",
+  "version": "0.6.3",
  "description": "A simplistic, modern desktop RSS reader",
  "main": "./dist/electron.js",
  "scripts": {
--- a/src/bridges/utils.ts
+++ b/src/bridges/utils.ts
@ -1,4 +1,5 @@
 import { ipcRenderer } from "electron"
+import { ImageCallbackTypes } from "../schema-types"

 const utilsBridge = {
    platform: process.platform,
@ -7,8 +8,8 @@ const utilsBridge = {
        return ipcRenderer.sendSync("get-version")
    },

-    openExternal: (url: string) => {
-        ipcRenderer.invoke("open-external", url)
+    openExternal: (url: string, background=false) => {
+        ipcRenderer.invoke("open-external", url, background)
    },

    showErrorBox: (title: string, content: string) => {
@ -54,6 +55,9 @@ const utilsBridge = {
            callback(pos, text)
        })
    },
+    imageCallback: (type: ImageCallbackTypes) => {
+        ipcRenderer.invoke("image-callback", type)
+    },

    addWebviewKeydownListener: (callback: (event: Electron.Input) => any) => {
        ipcRenderer.removeAllListeners("webview-keydown")
--- a/src/components/article.tsx
+++ b/src/components/article.tsx
@ -19,6 +19,7 @@ type ArticleProps = {
    toggleStarred: (item: RSSItem) => void
    toggleHidden: (item: RSSItem) => void
    textMenu: (text: string, position: [number, number]) => void
+    imageMenu: (position: [number, number]) => void
    dismissContextMenu: () => void
 }

@ -71,7 +72,7 @@ class Article extends React.Component<ArticleProps, ArticleState> {
                key: "openInBrowser",
                text: intl.get("openExternal"),
                iconProps: { iconName: "NavigateExternalInline" },
-                onClick: this.openInBrowser
+                onClick: e => { window.utils.openExternal(this.props.item.link, window.utils.platform === "darwin" ? e.metaKey : e.ctrlKey) }
            },
            {
                key: "copyURL",
@ -95,7 +96,8 @@ class Article extends React.Component<ArticleProps, ArticleState> {

    contextMenuHandler = (pos: [number, number], text: string) => {
        if (pos) {
-            this.props.textMenu(text, pos)
+            if (text) this.props.textMenu(text, pos)
+            else this.props.imageMenu(pos)
        } else {
            this.props.dismissContextMenu()
        }
@ -169,10 +171,6 @@ class Article extends React.Component<ArticleProps, ArticleState> {
        if (refocus) refocus.focus()
    }

-    openInBrowser = () => {
-        window.utils.openExternal(this.props.item.link)
-    }
-
    toggleWebpage = () => {
        if (this.state.loadWebpage) {
            this.setState({loadWebpage: false})
--- a/src/components/cards/card.tsx
+++ b/src/components/cards/card.tsx
@ -7,18 +7,25 @@ export namespace Card {
        feedId: string
        item: RSSItem
        source: RSSSource
+        keyword: string
        shortcuts: (item: RSSItem, key: string) => void
        markRead: (item: RSSItem) => void
        contextMenu: (feedId: string, item: RSSItem, e) => void
        showItem: (fid: string, item: RSSItem) => void
    }

-    export const openInBrowser = (props: Props) => {
+    const openInBrowser = (props: Props, e: React.MouseEvent) => {
        props.markRead(props.item)
-        window.utils.openExternal(props.item.link)
+        window.utils.openExternal(props.item.link, window.utils.platform === "darwin" ? e.metaKey : e.ctrlKey)
    }

-    export const onClick = (props: Props, e: React.MouseEvent) => {
+    export const bindEventsToProps = (props: Props) => ({
+        onClick: (e: React.MouseEvent) => onClick(props, e),
+        onMouseUp: (e: React.MouseEvent) => onMouseUp(props, e),
+        onKeyDown: (e: React.KeyboardEvent) => onKeyDown(props, e),
+    })
+
+    const onClick = (props: Props, e: React.MouseEvent) => {
        e.preventDefault()
        e.stopPropagation()
        switch (props.source.openTarget) {
@ -29,25 +36,25 @@ export namespace Card {
                break
            }
            case SourceOpenTarget.External: {
-                openInBrowser(props)
+                openInBrowser(props, e)
                break
            }
        }
    }

-    export const onMouseUp = (props: Props, e: React.MouseEvent) => {
+    const onMouseUp = (props: Props, e: React.MouseEvent) => {
        e.preventDefault()
        e.stopPropagation()
        switch (e.button) {
            case 1:
-                openInBrowser(props)
+                openInBrowser(props, e)
                break
            case 2:
                props.contextMenu(props.feedId, props.item, e)
        }
    }

-    export const onKeyDown = (props: Props, e: React.KeyboardEvent) => {
+    const onKeyDown = (props: Props, e: React.KeyboardEvent) => {
        props.shortcuts(props.item, e.key)
    }
 }
--- a/src/components/cards/compact-card.tsx
+++ b/src/components/cards/compact-card.tsx
@ -2,6 +2,7 @@ import * as React from "react"
 import { Card } from "./card"
 import CardInfo from "./info"
 import Time from "../utils/time"
+import Highlights from "./highlights"

 const className = (props: Card.Props) => {
    let cn = ["card", "compact-card"]
@ -12,15 +13,13 @@ const className = (props: Card.Props) => {
 const CompactCard: React.FunctionComponent<Card.Props> = (props) => (
    <div
        className={className(props)}
-        onClick={e => Card.onClick(props, e)}
-        onMouseUp={e => Card.onMouseUp(props, e)}
-        onKeyDown={e => Card.onKeyDown(props, e)}
+        {...Card.bindEventsToProps(props)}
        data-iid={props.item._id}
        data-is-focusable>
        <CardInfo source={props.source} item={props.item} hideTime />
        <div className="data">
-            <span className="title">{props.item.title}</span>
-            <span className={"snippet" + (props.item.thumb ? "" : " show")}>{props.item.snippet.slice(0, 325)}</span>
+            <span className="title"><Highlights text={props.item.title} keyword={props.keyword} title /></span>
+            <span className="snippet"><Highlights text={props.item.snippet} keyword={props.keyword} /></span>
        </div>
        <Time date={props.item.date} />
    </div>
--- a/src/components/cards/default-card.tsx
+++ b/src/components/cards/default-card.tsx
@ -1,6 +1,7 @@
 import * as React from "react"
 import { Card } from "./card"
 import CardInfo from "./info"
+import Highlights from "./highlights"

 const className = (props: Card.Props) => {
    let cn = ["card", "default-card"]
@ -12,9 +13,7 @@ const className = (props: Card.Props) => {
 const DefaultCard: React.FunctionComponent<Card.Props> = (props) => (
    <div
        className={className(props)}
-        onClick={e => Card.onClick(props, e)}
-        onMouseUp={e => Card.onMouseUp(props, e)}
-        onKeyDown={e => Card.onKeyDown(props, e)}
+        {...Card.bindEventsToProps(props)}
        data-iid={props.item._id}
        data-is-focusable>
        {props.item.thumb ? (
@ -25,8 +24,10 @@ const DefaultCard: React.FunctionComponent<Card.Props> = (props) => (
            <img className="head" src={props.item.thumb} />
        ) : null}
        <CardInfo source={props.source} item={props.item} />
-        <h3 className="title">{props.item.title}</h3>
-        <p className={"snippet" + (props.item.thumb ? "" : " show")}>{props.item.snippet.slice(0, 325)}</p>
+        <h3 className="title"><Highlights text={props.item.title} keyword={props.keyword} title /></h3>
+        <p className={"snippet" + (props.item.thumb ? "" : " show")}>
+            <Highlights text={props.item.snippet} keyword={props.keyword} />
+        </p>
    </div>
 )

--- a/src/components/cards/highlights.tsx
+++ b/src/components/cards/highlights.tsx
@ -0,0 +1,51 @@
+import * as React from "react"
+import { validateRegex } from "../../scripts/utils"
+
+type HighlightsProps = {
+    text: string
+    keyword: string
+    title?: boolean
+}
+
+const Highlights: React.FunctionComponent<HighlightsProps> = (props) => {
+    const spans: [string, boolean][] = new Array()
+    let regex: RegExp
+    if (props.keyword === "" || !(regex = validateRegex(props.keyword, "g"))) {
+        if (props.title) spans.push([props.text, false])
+        else spans.push([props.text.substr(0, 325), false])
+    } else if (props.title) {
+        let match: RegExpExecArray
+        do {
+            const startIndex = regex.lastIndex
+            match = regex.exec(props.text)
+            if (match) {
+                if (startIndex != match.index) {
+                    spans.push([props.text.substring(startIndex, match.index), false])
+                }
+                spans.push([match[0], true])
+            } else {
+                spans.push([props.text.substr(startIndex), false])
+            }
+        } while (match && regex.lastIndex < props.text.length)
+    } else {
+        const match = regex.exec(props.text)
+        if (match) {
+            if (match.index != 0) {
+                const startIndex = Math.max(match.index - 25, props.text.lastIndexOf(" ", Math.max(match.index - 10, 0)))
+                spans.push([props.text.substring(Math.max(0, startIndex), match.index), false])
+            }
+            spans.push([match[0], true])
+            if (regex.lastIndex < props.text.length) {
+                spans.push([props.text.substr(regex.lastIndex, 300), false])
+            }
+        } else {
+            spans.push([props.text.substr(0, 325), false])
+        }
+    }
+
+    return <>
+        {spans.map(([text, flag]) => flag ? <span className="h">{text}</span> : text)}
+    </>
+}
+
+export default Highlights
--- a/src/components/cards/info.tsx
+++ b/src/components/cards/info.tsx
@ -7,15 +7,21 @@ type CardInfoProps = {
    source: RSSSource
    item: RSSItem
    hideTime?: boolean
+    showCreator?: boolean
 }

 const CardInfo: React.FunctionComponent<CardInfoProps> = (props) => (
    <p className="info">
        {props.source.iconurl ? <img src={props.source.iconurl} /> : null}
-        <span className="name">{props.source.name}</span>
-        {props.hideTime ? null : <Time date={props.item.date} />}
-        {props.item.hasRead ? null : <span className="read-indicator"></span>}
+        <span className="name">
+            {props.source.name}
+            {props.showCreator && props.item.creator && (
+                <span className="creator">{props.item.creator}</span>
+            )}
+        </span>
        {props.item.starred ? <span className="starred-indicator"></span> : null}
+        {props.item.hasRead ? null : <span className="read-indicator"></span>}
+        {props.hideTime ? null : <Time date={props.item.date} />}
    </p>
 )

--- a/src/components/cards/list-card.tsx
+++ b/src/components/cards/list-card.tsx
@ -1,6 +1,7 @@
 import * as React from "react"
 import { Card } from "./card"
 import CardInfo from "./info"
+import Highlights from "./highlights"

 const className = (props: Card.Props) => {
    let cn = ["card", "list-card"]
@ -11,9 +12,7 @@ const className = (props: Card.Props) => {
 const ListCard: React.FunctionComponent<Card.Props> = (props) => (
    <div
        className={className(props)}
-        onClick={e => Card.onClick(props, e)}
-        onMouseUp={e => Card.onMouseUp(props, e)}
-        onKeyDown={e => Card.onKeyDown(props, e)}
+        {...Card.bindEventsToProps(props)}
        data-iid={props.item._id}
        data-is-focusable>
        {props.item.thumb ? (
@ -21,7 +20,7 @@ const ListCard: React.FunctionComponent<Card.Props> = (props) => (
        ) : null}
        <div className="data">
            <CardInfo source={props.source} item={props.item} />
-            <h3 className="title">{props.item.title}</h3>
+            <h3 className="title"><Highlights text={props.item.title} keyword={props.keyword} title /></h3>
        </div>
    </div>
 )
--- a/src/components/cards/magazine-card.tsx
+++ b/src/components/cards/magazine-card.tsx
@ -1,6 +1,7 @@
 import * as React from "react"
 import { Card } from "./card"
 import CardInfo from "./info"
+import Highlights from "./highlights"

 const className = (props: Card.Props) => {
    let cn = ["card", "magazine-card"]
@ -12,9 +13,7 @@ const className = (props: Card.Props) => {
 const MagazineCard: React.FunctionComponent<Card.Props> = (props) => (
    <div
        className={className(props)}
-        onClick={e => Card.onClick(props, e)}
-        onMouseUp={e => Card.onMouseUp(props, e)}
-        onKeyDown={e => Card.onKeyDown(props, e)}
+        {...Card.bindEventsToProps(props)}
        data-iid={props.item._id}
        data-is-focusable>
        {props.item.thumb ? (
@ -22,10 +21,10 @@ const MagazineCard: React.FunctionComponent<Card.Props> = (props) => (
        ) : null}
        <div className="data">
            <div>
-                <h3 className="title">{props.item.title}</h3>
-                <p className={"snippet" + (props.item.thumb ? "" : " show")}>{props.item.snippet.slice(0, 325)}</p>
+                <h3 className="title"><Highlights text={props.item.title} keyword={props.keyword} title /></h3>
+                <p className="snippet"><Highlights text={props.item.snippet} keyword={props.keyword} /></p>
            </div>
-            <CardInfo source={props.source} item={props.item} />
+            <CardInfo source={props.source} item={props.item} showCreator />
        </div>
    </div>
 )
--- a/src/components/context-menu.tsx
+++ b/src/components/context-menu.tsx
@ -6,7 +6,7 @@ import { ContextualMenu, IContextualMenuItem, ContextualMenuItemType, Directiona
 import { ContextMenuType } from "../scripts/models/app"
 import { RSSItem } from "../scripts/models/item"
 import { ContextReduxProps } from "../containers/context-menu-container"
-import { ViewType } from "../schema-types"
+import { ViewType, ImageCallbackTypes } from "../schema-types"
 import { FilterType } from "../scripts/models/feed"

 export type ContextMenuProps = ContextReduxProps & {
@ -75,9 +75,9 @@ export class ContextMenu extends React.Component<ContextMenuProps> {
                    key: "openInBrowser",
                    text: intl.get("openExternal"),
                    iconProps: { iconName: "NavigateExternalInline" },
-                    onClick: () => {
+                    onClick: (e) => {
                        this.props.markRead(this.props.item)
-                        window.utils.openExternal(this.props.item.link)
+                        window.utils.openExternal(this.props.item.link, window.utils.platform === "darwin" ? e.metaKey : e.ctrlKey)
                    }
                },
                {
@ -152,6 +152,38 @@ export class ContextMenu extends React.Component<ContextMenuProps> {
                },
                getSearchItem(this.props.text)
            ]
+            case ContextMenuType.Image: return [
+                {
+                    key: "openInBrowser",
+                    text: intl.get("openExternal"),
+                    iconProps: { iconName: "NavigateExternalInline" },
+                    onClick: (e) => { 
+                        if (window.utils.platform === "darwin" ? e.metaKey : e.ctrlKey) {
+                            window.utils.imageCallback(ImageCallbackTypes.OpenExternalBg)
+                        } else {
+                            window.utils.imageCallback(ImageCallbackTypes.OpenExternal)
+                        }
+                    }
+                },
+                {
+                    key: "saveImageAs",
+                    text: intl.get("context.saveImageAs"),
+                    iconProps: { iconName: "SaveTemplate" },
+                    onClick: () => { window.utils.imageCallback(ImageCallbackTypes.SaveAs) }
+                },
+                {
+                    key: "copyImage",
+                    text: intl.get("context.copyImage"),
+                    iconProps: { iconName: "FileImage" },
+                    onClick: () => { window.utils.imageCallback(ImageCallbackTypes.Copy) }
+                },
+                {
+                    key: "copyImageURL",
+                    text: intl.get("context.copyImageURL"),
+                    iconProps: { iconName: "Link" },
+                    onClick: () => { window.utils.imageCallback(ImageCallbackTypes.CopyLink) }
+                }
+            ]
            case ContextMenuType.View: return [
                {
                    key: "section_1",
--- a/src/components/feeds/cards-feed.tsx
+++ b/src/components/feeds/cards-feed.tsx
@ -47,6 +47,7 @@ class CardsFeed extends React.Component<FeedProps> {
            key={item._id}
            item={item}
            source={this.props.sourceMap[item.source]}
+            keyword={this.props.keyword}
            shortcuts={this.props.shortcuts}
            markRead={this.props.markRead}
            contextMenu={this.props.contextMenu}
--- a/src/components/feeds/feed.tsx
+++ b/src/components/feeds/feed.tsx
@ -11,6 +11,7 @@ export type FeedProps = FeedReduxProps & {
    viewType: ViewType
    items: RSSItem[]
    sourceMap: Object
+    keyword: string
    shortcuts: (item: RSSItem, key: string) => void
    markRead: (item: RSSItem) => void
    contextMenu: (feedId: string, item: RSSItem, e) => void
--- a/src/components/feeds/list-feed.tsx
+++ b/src/components/feeds/list-feed.tsx
@ -16,6 +16,7 @@ class ListFeed extends React.Component<FeedProps> {
            key: item._id,
            item: item, 
            source: this.props.sourceMap[item.source], 
+            keyword: this.props.keyword,
            shortcuts: this.props.shortcuts,
            markRead: this.props.markRead,
            contextMenu: this.props.contextMenu,
--- a/src/containers/article-container.tsx
+++ b/src/containers/article-container.tsx
@ -5,7 +5,7 @@ import { RSSItem, markUnread, markRead, toggleStarred, toggleHidden, itemShortcu
 import { AppDispatch } from "../scripts/utils"
 import { dismissItem, showOffsetItem } from "../scripts/models/page"
 import Article from "../components/article"
-import { openTextMenu, closeContextMenu } from "../scripts/models/app"
+import { openTextMenu, closeContextMenu, openImageMenu } from "../scripts/models/app"

 type ArticleContainerProps = {
    itemId: string
@ -35,6 +35,7 @@ const mapDispatchToProps = (dispatch: AppDispatch) => {
        toggleStarred: (item: RSSItem) => dispatch(toggleStarred(item)),
        toggleHidden: (item: RSSItem) => dispatch(toggleHidden(item)),
        textMenu: (text: string, position: [number, number]) => dispatch(openTextMenu(text, position)),
+        imageMenu: (position: [number, number]) => dispatch(openImageMenu(position)),
        dismissContextMenu: () => dispatch(closeContextMenu())
    }
 }
--- a/src/containers/context-menu-container.tsx
+++ b/src/containers/context-menu-container.tsx
@ -38,6 +38,10 @@ const mapStateToProps = createSelector(
                event: context.event,
                sids: context.target
            }
+            case ContextMenuType.Image: return {
+                type: context.type,
+                position: context.position
+            }
            default: return { type: ContextMenuType.Hidden }
        }
    }
--- a/src/containers/feed-container.tsx
+++ b/src/containers/feed-container.tsx
@ -16,15 +16,17 @@ interface FeedContainerProps {
 const getSources = (state: RootState) => state.sources
 const getItems = (state: RootState) => state.items
 const getFeed = (state: RootState, props: FeedContainerProps) => state.feeds[props.feedId]
+const getKeyword = (state: RootState) => state.page.filter.search
 const getView = (_, props: FeedContainerProps) => props.viewType

 const makeMapStateToProps = () => {
    return createSelector(
-        [getSources, getItems, getFeed, getView],
-        (sources, items, feed, viewType) => ({
+        [getSources, getItems, getFeed, getView, getKeyword],
+        (sources, items, feed, viewType, keyword) => ({
            feed: feed,
            items: feed.iids.map(iid => items[iid]),
            sourceMap: sources,
+            keyword: keyword,
            viewType: viewType
        })
    )
--- a/src/electron.ts
+++ b/src/electron.ts
@ -3,7 +3,6 @@ import { ThemeSettings, SchemaTypes } from "./schema-types"
 import { store } from "./main/settings"
 import performUpdate from "./main/update-scripts"
 import { WindowManager } from "./main/window"
-import { openExternal } from "./main/utils"

 if (!process.mas) {
    const locked = app.requestSingleInstanceLock()
@ -85,14 +84,3 @@ ipcMain.handle("import-all-settings", (_, configs: SchemaTypes) => {
        winManager.mainWindow.close()
    }, process.platform === "darwin" ? 1000 : 0); // Why ???
 })
-
-app.on("web-contents-created", (_, contents) => {
-    contents.on("new-window", (event, url) => {
-        if (winManager.hasWindow()) event.preventDefault()
-        if (contents.getType() === "webview") openExternal(url)
-    })
-    contents.on("will-navigate", (event, url) => {
-        event.preventDefault()
-        if (contents.getType() === "webview") openExternal(url)
-    })
-})
--- a/src/main/utils.ts
+++ b/src/main/utils.ts
@ -1,19 +1,41 @@
-import { ipcMain, shell, dialog, app, session, webContents, clipboard } from "electron"
+import { ipcMain, shell, dialog, app, session, clipboard } from "electron"
 import { WindowManager } from "./window"
 import fs = require("fs")
-
-export function openExternal(url: string) {
-    if (url.startsWith("https://") || url.startsWith("http://"))
-        shell.openExternal(url)
-}
+import { ImageCallbackTypes } from "../schema-types"

 export function setUtilsListeners(manager: WindowManager) {
+    async function openExternal(url: string, background=false) {
+        if (url.startsWith("https://") || url.startsWith("http://")) {
+            if (background && process.platform === "darwin") {
+                shell.openExternal(url, { activate: false })
+            } else if (background && manager.hasWindow()) {
+                manager.mainWindow.setAlwaysOnTop(true)
+                await shell.openExternal(url)
+                setTimeout(() => manager.mainWindow.setAlwaysOnTop(false), 1000)
+            } else {
+                shell.openExternal(url)
+            }
+        }
+    }
+    
+    app.on("web-contents-created", (_, contents) => {
+        contents.on("new-window", (event, url, _, disposition) => {
+            if (manager.hasWindow()) event.preventDefault()
+            if (contents.getType() === "webview") openExternal(url, disposition === "background-tab")
+        })
+        contents.on("will-navigate", (event, url) => {
+            event.preventDefault()
+            if (contents.getType() === "webview") openExternal(url)
+        })
+    })
+    
+
    ipcMain.on("get-version", (event) => {
        event.returnValue = app.getVersion()
    })

-    ipcMain.handle("open-external", (_, url: string) => {
-        openExternal(url)
+    ipcMain.handle("open-external", (_, url: string, background: boolean) => {
+        openExternal(url, background)
    })

    ipcMain.handle("show-error-box", (_, title, content) => {
@ -88,8 +110,30 @@ export function setUtilsListeners(manager: WindowManager) {
                }
            })
            contents.on("context-menu", (_, params) => {
-                if (params.selectionText && manager.hasWindow()) {
-                    manager.mainWindow.webContents.send("webview-context-menu", [params.x, params.y], params.selectionText)
+                if ((params.hasImageContents || params.selectionText) && manager.hasWindow()) {
+                    if (params.hasImageContents) {
+                        ipcMain.removeHandler("image-callback")
+                        ipcMain.handleOnce("image-callback", (_, type: ImageCallbackTypes) => {
+                            switch (type) {
+                                case ImageCallbackTypes.OpenExternal:
+                                case ImageCallbackTypes.OpenExternalBg:
+                                    openExternal(params.srcURL, type === ImageCallbackTypes.OpenExternalBg)
+                                    break
+                                case ImageCallbackTypes.SaveAs: 
+                                    contents.session.downloadURL(params.srcURL)
+                                    break
+                                case ImageCallbackTypes.Copy:
+                                    contents.copyImageAt(params.x, params.y)
+                                    break
+                                case ImageCallbackTypes.CopyLink: 
+                                    clipboard.writeText(params.srcURL)
+                                    break
+                            }
+                        })
+                        manager.mainWindow.webContents.send("webview-context-menu", [params.x, params.y])
+                    } else {
+                        manager.mainWindow.webContents.send("webview-context-menu", [params.x, params.y], params.selectionText)
+                    }
                    contents.executeJavaScript(`new Promise(resolve => {
                        const dismiss = () => {
                            document.removeEventListener("mousedown", dismiss)
@ -142,6 +186,10 @@ export function setUtilsListeners(manager: WindowManager) {
        if (manager.hasWindow()) {
            const win = manager.mainWindow
            if (win.isMinimized()) win.restore()
+            if (process.platform === "win32") { 
+                win.setAlwaysOnTop(true)
+                win.setAlwaysOnTop(false)
+            }
            win.focus()
        }
    })
--- a/src/schema-types.ts
+++ b/src/schema-types.ts
@ -32,6 +32,10 @@ export const enum SearchEngines {
    Google, Bing, Baidu, DuckDuckGo
 }

+export const enum ImageCallbackTypes {
+    OpenExternal, OpenExternalBg, SaveAs, Copy, CopyLink
+}
+
 export type SchemaTypes = {
    version: string
    theme: ThemeSettings
--- a/src/scripts/i18n/en-US.json
+++ b/src/scripts/i18n/en-US.json
@ -83,7 +83,10 @@
        "starredOnly": "Starred only",
        "fullSearch": "Search in full text",
        "showHidden": "Show hidden articles",
-        "manageSources": "Manage sources"
+        "manageSources": "Manage sources",
+        "saveImageAs": "Save image as …",
+        "copyImage": "Copy image",
+        "copyImageURL": "Copy image link"
    },
    "searchEngine": {
        "name": "Search engine",
@ -113,6 +116,7 @@
        "errorParse": "An error has occurred when parsing the OPML file.",
        "errorParseHint": "Please ensure that the file isn't corrupted and is encoded with UTF-8.",
        "errorImport": "Error importing {count, plural, =1 {# source} other {# sources}}.",
+        "exist": "This source already exists.",
        "opmlFile": "OPML File",
        "name": "Source name",
        "editName": "Edit name",
--- a/src/scripts/i18n/zh-CN.json
+++ b/src/scripts/i18n/zh-CN.json
@ -83,7 +83,10 @@
        "starredOnly": "仅星标文章",
        "fullSearch": "在正文中搜索",
        "showHidden": "显示隐藏文章",
-        "manageSources": "管理订阅源"
+        "manageSources": "管理订阅源",
+        "saveImageAs": "将图像另存为",
+        "copyImage": "复制图像",
+        "copyImageURL": "复制图像链接"
    },
    "searchEngine": {
        "name": "搜索引擎",
@ -111,6 +114,7 @@
        "errorParse": "解析OPML文件时出错",
        "errorParseHint": "请确保OPML文件完整且使用UTF-8编码。",
        "errorImport": "导入{count}项订阅源时出错",
+        "exist": "该订阅源已存在",
        "opmlFile": "OPML文件",
        "name": "订阅源名称",
        "editName": "修改名称",
--- a/src/scripts/models/app.ts
+++ b/src/scripts/models/app.ts
@ -1,5 +1,5 @@
 import intl from "react-intl-universal"
-import { INIT_SOURCES, SourceActionTypes, ADD_SOURCE, UPDATE_SOURCE, DELETE_SOURCE, initSources } from "./source"
+import { INIT_SOURCES, SourceActionTypes, ADD_SOURCE, UPDATE_SOURCE, DELETE_SOURCE, initSources, SourceOpenTarget } from "./source"
 import { RSSItem, ItemActionTypes, FETCH_ITEMS, fetchItems } from "./item"
 import { ActionStatus, AppThunk, getWindowBreakpoint } from "../utils"
 import { INIT_FEEDS, FeedActionTypes, ALL, initFeeds } from "./feed"
@ -10,7 +10,7 @@ import locales from "../i18n/_locales"
 import * as db from "../db"

 export const enum ContextMenuType {
-    Hidden, Item, Text, View, Group
+    Hidden, Item, Text, View, Group, Image
 }

 export const enum AppLogType {
@ -74,6 +74,7 @@ export const OPEN_ITEM_MENU = "OPEN_ITEM_MENU"
 export const OPEN_TEXT_MENU = "OPEN_TEXT_MENU"
 export const OPEN_VIEW_MENU = "OPEN_VIEW_MENU"
 export const OPEN_GROUP_MENU = "OPEN_GROUP_MENU"
+export const OPEN_IMAGE_MENU = "OPEN_IMAGE_MENU"

 interface CloseContextMenuAction {
    type: typeof CLOSE_CONTEXT_MENU
@ -102,8 +103,13 @@ interface OpenGroupMenuAction {
    sids: number[]
 }

+interface OpenImageMenuAction {
+    type: typeof OPEN_IMAGE_MENU
+    position: [number, number]
+}
+
 export type ContextMenuActionTypes = CloseContextMenuAction | OpenItemMenuAction 
-    | OpenTextMenuAction | OpenViewMenuAction | OpenGroupMenuAction
+    | OpenTextMenuAction | OpenViewMenuAction | OpenGroupMenuAction | OpenImageMenuAction

 export const TOGGLE_LOGS = "TOGGLE_LOGS"
 export const PUSH_NOTIFICATION = "PUSH_NOTIFICATION"
@ -163,6 +169,13 @@ export function openGroupMenu(sids: number[], event: React.MouseEvent): ContextM
    }
 }

+export function openImageMenu(position: [number, number]): ContextMenuActionTypes {
+    return {
+        type: OPEN_IMAGE_MENU,
+        position: position
+    }
+}
+
 export function toggleMenu(): AppThunk {
    return (dispatch, getState) => {
        dispatch({ type: TOGGLE_MENU })
@ -213,14 +226,16 @@ export function setupAutoFetch(): AppThunk {

 export function pushNotification(item: RSSItem): AppThunk {
    return (dispatch, getState) => {
-        const state = getState()
-        const sourceName = state.sources[item.source].name
+        const sourceName = getState().sources[item.source].name
        if (!window.utils.isFocused()) {
            const options = { body: sourceName } as any
            if (item.thumb) options.icon = item.thumb
            const notification = new Notification(item.title, options)
            notification.onclick = () => {
-                if (!getState().app.settings.display) {
+                const state = getState()
+                if (state.sources[item.source].openTarget === SourceOpenTarget.External) {
+                    window.utils.openExternal(item.link)
+                } else if (!state.app.settings.display) {
                    window.utils.focus()
                    dispatch(showItemFromId(item._id))
                }
@ -422,6 +437,13 @@ export function appReducer(
                target: action.sids
            }
        }
+        case OPEN_IMAGE_MENU: return {
+            ...state,
+            contextMenu: {
+                type: ContextMenuType.Image,
+                position: action.position
+            }
+        }
        case TOGGLE_MENU: return {
            ...state,
            menu: !state.menu
--- a/src/scripts/models/source.ts
+++ b/src/scripts/models/source.ts
@ -204,29 +204,26 @@ export function addSourceFailure(err, batch: boolean): SourceActionTypes {
    }
 }

-function insertSource(source: RSSSource, trials = 0): AppThunk<Promise<RSSSource>> {
-    return (dispatch, getState) => {
+let insertPromises = Promise.resolve()
+function insertSource(source: RSSSource): AppThunk<Promise<RSSSource>> {
+    return (_, getState) => {
        return new Promise((resolve, reject) => {
-            if (trials >= 25) {
-                reject("Failed to insert the source into NeDB.")
-                return
-            }
-            let sids = Object.values(getState().sources).map(s => s.sid)
-            source.sid = Math.max(...sids, -1) + 1
-            db.sdb.insert(source, (err, inserted) => {
-                if (err) {
-                    if (/^Can't insert key [0-9]+,/.test(err.message)) {
-                        console.log("sid conflict")
-                        dispatch(insertSource(source, trials + 1))
-                            .then(inserted => resolve(inserted))
-                            .catch(err => reject(err))
+            insertPromises = insertPromises.then(() => new Promise(innerResolve => {
+                let sids = Object.values(getState().sources).map(s => s.sid)
+                source.sid = Math.max(...sids, -1) + 1
+                db.sdb.insert(source, (err, inserted) => {
+                    if (err) {
+                        if ((new RegExp(`^Can't insert key ${source.url},`)).test(err.message)) {
+                            reject(intl.get("sources.exist"))
+                        } else {
+                            reject(err)
+                        }
                    } else {
-                        reject(err)
+                        resolve(inserted)
                    }
-                } else {
-                    resolve(inserted)
-                }
-            })
+                    innerResolve()
+                })
+            }))
        })
    }

--- a/src/scripts/utils.ts
+++ b/src/scripts/utils.ts
@ -47,7 +47,7 @@ export async function parseRSS(url: string) {
            throw new Error(intl.get("log.parseError"))
        }
    } else {
-        throw new Error(result.statusText)
+        throw new Error(result.status + " " + result.statusText)
    }
 }

@ -182,9 +182,9 @@ export function calculateItemSize(): Promise<number> {
    })
 }

-export function validateRegex(regex: string): RegExp {
+export function validateRegex(regex: string, flags = ""): RegExp {
    try {
-        return new RegExp(regex)
+        return new RegExp(regex, flags)
    } catch {
        return null
    }