instaclear

Lightweight script that monitors your instagram-journey and kills annoying overlays at real-time mode. It let you save photos just using default context-menu.

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,才能安装此脚本。

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Userscripts ,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         instaclear
// @namespace    sanyabeat.instaclear
// @version      1.14
// @description  Lightweight script that monitors your instagram-journey and kills annoying overlays at real-time mode. It let you save photos just using default context-menu.
// @author       sanyabeast <[email protected]>
// @match        https://www.instagram.com/
// @match        https://www.instagram.com/*
// @match        https://www.instagram.com/*/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    console.log("%cinstacler works", "color: magenta")

    const video_dl_btn_style = `
        position: absolute;
        top: 4px;
        right: 4px;
        background: transparent;
        width: 30px; height: 24px;
        text-align: center;
        border: none;
        cursor: pointer;
    `;

    function trycatch ( cb ) {
        try { cb(); } catch ( err ) { console.warn( err ) }
    }

    function enable_hires(){
        trycatch ( ()=>{
            let processed_count = 0
            let image_els = document.querySelectorAll("[srcset]")
            for ( let i = 0; i < image_els.length; i++ ) {
                let img = image_els[i]
                if (!img.ic_processed){
                    img.sizes = "2000px"
                    processed_count++
                    img.ic_processed = true
                }
            }

            if (processed_count > 0 ) console.log(`%cjust enabled hi-res for ${processed_count + 1} images`, "color: cyan")
        } )

        return true
    }

    function make_videos () {
        let vids = document.querySelectorAll("video")
        let processed_count = 0
        trycatch( ()=>{
            for(let i=0;i<vids.length;i++){
                let v = vids[i]
                if (v._processed) return
                v._processed = true
                processed_count++
                let p = v.parentNode
                if (p && p.parentNode && p.parentNode.parentNode && p.parentNode.parentNode.parentNode ){
                    p = p.parentNode.parentNode.parentNode
                    let btn = parse_html(`<a href="${v.src}" target="_blank" style="${video_dl_btn_style}" class="instclr btn">💾</a>`)
                    p.appendChild(btn)
                }
            }
        } )

        if (processed_count > 0 ) console.log(`%cjust processed  ${processed_count + 1} videos`, "color: #4caf50")
        return true
    }

    function parse_html (html){ let d = document.createElement("div"); d.innerHTML = html; let dom = d.children[0]; return dom; }

    function clear_instagram () {
        trycatch ( ()=>{
            let cleared_count = 0
            let o = document.querySelectorAll("div + div");
            for ( let i=0; i<o.length; i++ ){
                if (o[i].attributes.length === 1 && o[i].children.length === 0 && o[i].style.zIndex !== "-1") {
                    cleared_count++
                    o[i].style.zIndex = "-1"
                }
            }

            if (cleared_count > 0 ) console.log(`%cjust cleared ${cleared_count + 1} emptyboxes`, "color: orange")
        } )

        return true
    }

    let observer = new MutationObserver( e => setTimeout( o => enable_hires() && clear_instagram() && make_videos(), 250) );
    observer.observe( document.body, { attributes: true, childList: true, subtree: true } );

    function fire_event (el, etype){
        if (!el) return
        if (el.fireEvent) {
            el.fireEvent('on' + etype);
        } else {
            var evObj = document.createEvent('Events');
            evObj.initEvent(etype, true, false);
            el.dispatchEvent(evObj);
        }
    }

    document.addEventListener("mousewheel", ( evt )=>{
        let view_section_el = document.querySelector("article[role=presentation] > header + div + div")
        let next_button_el = document.querySelector(".coreSpriteRightPaginationArrow")
        let prev_button_el = document.querySelector(".coreSpriteLeftPaginationArrow")

        if ( view_section_el ) {
            let class_name = view_section_el.className
            if ( evt.srcElement.closest(`.${class_name}`) ) {
                fire_event( evt.deltaY > 0 ? next_button_el : prev_button_el, "click" )
            }

        }

    })
})();