Refactor link previews
This commit is contained in:
Pavel Djundik
parent
c7def1c1b6
commit
14b2ad7938
@ -1096,10 +1096,6 @@ kbd {
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color: #f00;
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}
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#chat .msg.toggle .time {
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visibility: hidden;
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}
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#chat .toggle-button {
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background: #f5f5f5;
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border-radius: 2px;
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@ -1110,6 +1106,10 @@ kbd {
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padding: 0 6px;
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}
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#chat .toggle-button:after {
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content: "···";
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}
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#chat .toggle-content {
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background: #f5f5f5;
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border-radius: 2px;
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@ -1122,10 +1122,6 @@ kbd {
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overflow: hidden;
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}
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#chat .toggle-content a {
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color: inherit;
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}
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#chat .toggle-content img {
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max-width: 100%;
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max-height: 128px;
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@ -1937,10 +1933,6 @@ kbd {
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padding: 0;
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}
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#chat .msg.toggle .time {
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display: none;
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}
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#chat .date-marker,
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#chat .unread-marker {
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margin: 0;
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2
client/js/libs/jquery/stickyscroll.js
vendored
2
client/js/libs/jquery/stickyscroll.js
vendored
@ -37,7 +37,7 @@ import jQuery from "jquery";
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lastStick = Date.now();
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this.scrollTop = this.scrollHeight;
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})
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.on("msg.sticky", keepToBottom)
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.on("keepToBottom.sticky", keepToBottom)
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.scrollBottom();
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return self;
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@ -681,25 +681,6 @@ $(function() {
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});
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});
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chat.on("click", ".toggle-button", function() {
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var self = $(this);
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var localChat = self.closest(".chat");
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var bottom = localChat.isScrollBottom();
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var content = self.parent().next(".toggle-content");
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if (bottom && !content.hasClass("show")) {
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var img = content.find("img");
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if (img.length !== 0 && !img.width()) {
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img.on("load", function() {
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localChat.scrollBottom();
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});
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}
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}
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content.toggleClass("show");
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if (bottom) {
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localChat.scrollBottom();
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}
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});
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var forms = $("#sign-in, #connect, #change-password");
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windows.on("show", "#sign-in", function() {
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@ -30,6 +30,10 @@ const options = $.extend({
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module.exports = options;
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module.exports.shouldOpenMessagePreview = function(type) {
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return (options.links && type === "link") || (options.thumbnails && type === "image");
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};
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for (var i in options) {
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if (i === "userStyles") {
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if (!/[?&]nocss/.test(window.location.search)) {
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@ -35,6 +35,10 @@ function buildChatMessage(data) {
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target = "#chan-" + chat.find(".active").data("id");
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}
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if (data.msg.preview) {
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data.msg.preview.shown = options.shouldOpenMessagePreview(data.msg.preview.type);
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}
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const chan = chat.find(target);
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let template = "msg";
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@ -6,6 +6,7 @@ require("./init");
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require("./join");
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require("./more");
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require("./msg");
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require("./msg_preview");
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require("./names");
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require("./network");
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require("./nick");
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@ -13,6 +14,5 @@ require("./open");
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require("./part");
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require("./quit");
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require("./sync_sort");
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require("./toggle");
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require("./topic");
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require("./users");
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@ -35,7 +35,8 @@ socket.on("msg", function(data) {
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.trigger("msg", [
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target,
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data
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]);
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])
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.trigger("keepToBottom");
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var lastVisible = container.find("div:visible").last();
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if (data.msg.self
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51
client/js/socket-events/msg_preview.js
Normal file
51
client/js/socket-events/msg_preview.js
Normal file
@ -0,0 +1,51 @@
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"use strict";
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const $ = require("jquery");
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const socket = require("../socket");
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const templates = require("../../views");
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const options = require("../options");
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socket.on("msg:preview", function(data) {
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data.preview.shown = options.shouldOpenMessagePreview(data.preview.type);
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const msg = $("#msg-" + data.id);
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const container = msg.parent(".messages");
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const bottom = container.isScrollBottom();
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msg.find(".text").append(templates.msg_preview({preview: data.preview}));
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if (data.preview.shown && bottom) {
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handleImageInPreview(msg.find(".toggle-content"), container);
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}
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container.trigger("keepToBottom");
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});
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$("#chat").on("click", ".toggle-button", function() {
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const self = $(this);
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const container = self.closest(".messages");
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const content = self.parent().next(".toggle-content");
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const bottom = container.isScrollBottom();
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if (bottom && !content.hasClass("show")) {
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handleImageInPreview(content, container);
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}
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content.toggleClass("show");
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// If scrollbar was at the bottom before toggling the preview, keep it at the bottom
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if (bottom) {
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container.scrollBottom();
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}
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});
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function handleImageInPreview(content, container) {
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const img = content.find("img");
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// Trigger scroll logic after the image loads
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if (img.length && !img.width()) {
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img.on("load", function() {
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container.trigger("keepToBottom");
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});
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}
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}
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@ -1,24 +0,0 @@
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"use strict";
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const $ = require("jquery");
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const socket = require("../socket");
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const templates = require("../../views");
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const options = require("../options");
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socket.on("toggle", function(data) {
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const toggle = $("#toggle-" + data.id);
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toggle.parent().after(templates.toggle({toggle: data}));
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switch (data.type) {
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case "link":
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if (options.links) {
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toggle.click();
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}
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break;
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case "image":
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if (options.thumbnails) {
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toggle.click();
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}
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break;
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}
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});
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@ -25,9 +25,9 @@ module.exports = {
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date_marker: require("./date-marker.tpl"),
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msg: require("./msg.tpl"),
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msg_action: require("./msg_action.tpl"),
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msg_preview: require("./msg_preview.tpl"),
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msg_unhandled: require("./msg_unhandled.tpl"),
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network: require("./network.tpl"),
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toggle: require("./toggle.tpl"),
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unread_marker: require("./unread_marker.tpl"),
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user: require("./user.tpl"),
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user_filtered: require("./user_filtered.tpl"),
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@ -7,17 +7,10 @@
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{{> user_name nick=from}}
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{{/if}}
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</span>
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{{#equal type "toggle"}}
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<span class="text">
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<div class="force-newline">
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<button id="toggle-{{id}}" class="toggle-button" aria-label="Toggle prefetched media">···</button>
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</div>
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{{#if toggle}}
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{{> toggle}}
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{{/if}}
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</span>
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{{else}}
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<span class="text">{{{parse text}}}</span>
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{{/equal}}
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<span class="text">
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{{~{parse text}~}}
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{{#if preview}}
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{{> msg_preview}}
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{{/if}}
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</span>
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</div>
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18
client/views/msg_preview.tpl
Normal file
18
client/views/msg_preview.tpl
Normal file
@ -0,0 +1,18 @@
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{{#preview}}
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<div>
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<button class="toggle-button" aria-label="Toggle prefetched media"></button>
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</div>
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<a href="{{link}}" target="_blank" rel="noopener" class="toggle-content toggle-type-{{type}}{{#if shown}} show{{/if}}">
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{{#equal type "image"}}
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<img src="{{link}}">
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{{else}}
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{{#if thumb}}
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<img src="{{thumb}}" class="thumb">
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{{/if}}
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<div class="head">{{head}}</div>
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<div class="body">
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{{body}}
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</div>
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{{/equal}}
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</a>
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{{/preview}}
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@ -1,19 +0,0 @@
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{{#toggle}}
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<div class="toggle-content toggle-type-{{type}}">
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{{#equal type "image"}}
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<a href="{{link}}" target="_blank">
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<img src="{{link}}">
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</a>
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{{else}}
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<a href="{{link}}" target="_blank">
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{{#if thumb}}
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<img src="{{thumb}}" class="thumb">
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{{/if}}
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<div class="head">{{head}}</div>
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<div class="body">
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{{body}}
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</div>
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</a>
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{{/equal}}
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</div>
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{{/toggle}}
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@ -16,7 +16,6 @@ Msg.Type = {
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NOTICE: "notice",
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PART: "part",
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QUIT: "quit",
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TOGGLE: "toggle",
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CTCP: "ctcp",
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TOPIC: "topic",
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TOPIC_SET_BY: "topic_set_by",
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@ -1,35 +1,29 @@
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"use strict";
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const cheerio = require("cheerio");
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const Msg = require("../../models/msg");
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const request = require("request");
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const Helper = require("../../helper");
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const findLinks = require("../../../client/js/libs/handlebars/ircmessageparser/findLinks");
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const es = require("event-stream");
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process.setMaxListeners(0);
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module.exports = function(client, chan, originalMsg) {
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module.exports = function(client, chan, msg) {
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if (!Helper.config.prefetch) {
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return;
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}
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const links = originalMsg.text
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.replace(/\x02|\x1D|\x1F|\x16|\x0F|\x03(?:[0-9]{1,2}(?:,[0-9]{1,2})?)?/g, "")
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.split(" ")
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.filter((w) => /^https?:\/\//.test(w));
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// Remove all IRC formatting characters before searching for links
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const cleanText = msg.text.replace(/\x02|\x1D|\x1F|\x16|\x0F|\x03(?:[0-9]{1,2}(?:,[0-9]{1,2})?)?/g, "");
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// We will only try to prefetch http(s) links
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const links = findLinks(cleanText).filter((w) => /^https?:\/\//.test(w.link));
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if (links.length === 0) {
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return;
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}
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const msg = new Msg({
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type: Msg.Type.TOGGLE,
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time: originalMsg.time,
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self: originalMsg.self,
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});
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chan.pushMessage(client, msg);
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const link = escapeHeader(links[0]);
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const link = escapeHeader(links[0].link);
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fetch(link, function(res) {
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if (res === null) {
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return;
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@ -40,8 +34,7 @@ module.exports = function(client, chan, originalMsg) {
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};
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function parse(msg, url, res, client) {
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var toggle = msg.toggle = {
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id: msg.id,
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const preview = {
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type: "",
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head: "",
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body: "",
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@ -52,35 +45,35 @@ function parse(msg, url, res, client) {
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switch (res.type) {
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case "text/html":
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var $ = cheerio.load(res.text);
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toggle.type = "link";
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toggle.head =
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preview.type = "link";
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preview.head =
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$("meta[property=\"og:title\"]").attr("content")
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|| $("title").text()
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|| "";
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toggle.body =
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preview.body =
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$("meta[property=\"og:description\"]").attr("content")
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|| $("meta[name=\"description\"]").attr("content")
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|| "";
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toggle.thumb =
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preview.thumb =
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$("meta[property=\"og:image\"]").attr("content")
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|| $("meta[name=\"twitter:image:src\"]").attr("content")
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|| "";
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// Make sure thumbnail is a valid url
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if (!/^https?:\/\//.test(toggle.thumb)) {
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toggle.thumb = "";
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if (!/^https?:\/\//.test(preview.thumb)) {
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preview.thumb = "";
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}
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// Verify that thumbnail pic exists and is under allowed size
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if (toggle.thumb.length) {
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fetch(escapeHeader(toggle.thumb), (resThumb) => {
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if (preview.thumb.length) {
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fetch(escapeHeader(preview.thumb), (resThumb) => {
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if (resThumb === null
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|| !(/^image\/.+/.test(resThumb.type))
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|| resThumb.size > (Helper.config.prefetchMaxImageSize * 1024)) {
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toggle.thumb = "";
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preview.thumb = "";
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}
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emitToggle(client, toggle);
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emitPreview(client, msg, preview);
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});
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return;
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@ -93,7 +86,7 @@ function parse(msg, url, res, client) {
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case "image/jpg":
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case "image/jpeg":
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if (res.size < (Helper.config.prefetchMaxImageSize * 1024)) {
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toggle.type = "image";
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preview.type = "image";
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} else {
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return;
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}
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@ -103,21 +96,26 @@ function parse(msg, url, res, client) {
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return;
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}
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emitToggle(client, toggle);
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emitPreview(client, msg, preview);
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}
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function emitToggle(client, toggle) {
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function emitPreview(client, msg, preview) {
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// If there is no title but there is preview or description, set title
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// otherwise bail out and show no preview
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if (!toggle.head.length) {
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if (toggle.thumb.length || toggle.body.length) {
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toggle.head = "Untitled page";
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if (!preview.head.length && preview.type === "link") {
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if (preview.thumb.length || preview.body.length) {
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preview.head = "Untitled page";
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} else {
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return;
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}
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}
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client.emit("toggle", toggle);
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msg.preview = preview;
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client.emit("msg:preview", {
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id: msg.id,
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preview: preview
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});
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}
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function fetch(url, cb) {
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@ -4,10 +4,14 @@ var assert = require("assert");
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var util = require("../util");
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var link = require("../../src/plugins/irc-events/link.js");
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const path = require("path");
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describe("Link plugin", function() {
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before(function(done) {
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this.app = util.createWebserver();
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this.app.get("/real-test-image.png", function(req, res) {
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res.sendFile(path.resolve(__dirname, "../../client/img/apple-touch-icon-120x120.png"));
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});
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this.connection = this.app.listen(9002, done);
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});
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@ -28,11 +32,132 @@ describe("Link plugin", function() {
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link(this.irc, this.network.channels[0], message);
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this.app.get("/basic", function(req, res) {
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res.send("<title>test</title>");
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res.send("<title>test title</title><meta name='description' content='simple description'>");
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});
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this.irc.once("toggle", function(data) {
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assert.equal(data.head, "test");
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this.irc.once("msg:preview", function(data) {
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assert.equal(data.preview.type, "link");
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assert.equal(data.preview.head, "test title");
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assert.equal(data.preview.body, "simple description");
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done();
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});
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});
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it("should prefer og:title over title", function(done) {
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const message = this.irc.createMessage({
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text: "http://localhost:9002/basic-og"
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});
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link(this.irc, this.network.channels[0], message);
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this.app.get("/basic-og", function(req, res) {
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res.send("<title>test</title><meta property='og:title' content='opengraph test'>");
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});
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this.irc.once("msg:preview", function(data) {
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assert.equal(data.preview.head, "opengraph test");
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done();
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});
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});
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it("should prefer og:description over description", function(done) {
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const message = this.irc.createMessage({
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text: "http://localhost:9002/description-og"
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});
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link(this.irc, this.network.channels[0], message);
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this.app.get("/description-og", function(req, res) {
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res.send("<meta name='description' content='simple description'><meta property='og:description' content='opengraph description'>");
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});
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this.irc.once("msg:preview", function(data) {
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assert.equal(data.preview.body, "opengraph description");
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done();
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});
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});
|
||||
|
||||
it("should find og:image with full url", function(done) {
|
||||
const message = this.irc.createMessage({
|
||||
text: "http://localhost:9002/thumb"
|
||||
});
|
||||
|
||||
link(this.irc, this.network.channels[0], message);
|
||||
|
||||
this.app.get("/thumb", function(req, res) {
|
||||
res.send("<title>Google</title><meta property='og:image' content='http://localhost:9002/real-test-image.png'>");
|
||||
});
|
||||
|
||||
this.irc.once("msg:preview", function(data) {
|
||||
assert.equal(data.preview.head, "Google");
|
||||
assert.equal(data.preview.thumb, "http://localhost:9002/real-test-image.png");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
it("should not use thumbnail with invalid url", function(done) {
|
||||
const message = this.irc.createMessage({
|
||||
text: "http://localhost:9002/invalid-thumb"
|
||||
});
|
||||
|
||||
link(this.irc, this.network.channels[0], message);
|
||||
|
||||
this.app.get("/invalid-thumb", function(req, res) {
|
||||
res.send("<title>test</title><meta property='og:image' content='/real-test-image.png'>");
|
||||
});
|
||||
|
||||
this.irc.once("msg:preview", function(data) {
|
||||
assert.equal(data.preview.thumb, "");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
it("should send untitled page if there is a thumbnail", function(done) {
|
||||
const message = this.irc.createMessage({
|
||||
text: "http://localhost:9002/thumb-no-title"
|
||||
});
|
||||
|
||||
link(this.irc, this.network.channels[0], message);
|
||||
|
||||
this.app.get("/thumb-no-title", function(req, res) {
|
||||
res.send("<meta property='og:image' content='http://localhost:9002/real-test-image.png'>");
|
||||
});
|
||||
|
||||
this.irc.once("msg:preview", function(data) {
|
||||
assert.equal(data.preview.head, "Untitled page");
|
||||
assert.equal(data.preview.thumb, "http://localhost:9002/real-test-image.png");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
it("should not send thumbnail if image is 404", function(done) {
|
||||
const message = this.irc.createMessage({
|
||||
text: "http://localhost:9002/thumb-404"
|
||||
});
|
||||
|
||||
link(this.irc, this.network.channels[0], message);
|
||||
|
||||
this.app.get("/thumb-404", function(req, res) {
|
||||
res.send("<title>404 image</title><meta property='og:image' content='http://localhost:9002/this-image-does-not-exist.png'>");
|
||||
});
|
||||
|
||||
this.irc.once("msg:preview", function(data) {
|
||||
assert.equal(data.preview.head, "404 image");
|
||||
assert.equal(data.preview.thumb, "");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
it("should send image preview", function(done) {
|
||||
const message = this.irc.createMessage({
|
||||
text: "http://localhost:9002/real-test-image.png"
|
||||
});
|
||||
|
||||
link(this.irc, this.network.channels[0], message);
|
||||
|
||||
this.irc.once("msg:preview", function(data) {
|
||||
assert.equal(data.preview.type, "image");
|
||||
assert.equal(data.preview.link, "http://localhost:9002/real-test-image.png");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
Loading…
Reference in New Issue
Block a user