FetLife Feed Picture Lightbox Viewer

Allows you to view feed pictures in a lightbox and includes keyboard shortcuts (left/right arrow, l for like, escape to close)

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

/**
 */
// ==UserScript==
// @name           FetLife Feed Picture Lightbox Viewer
// @version        1.0
// @namespace      https://fetlife.com
// @description    Allows you to view feed pictures in a lightbox and includes keyboard shortcuts (left/right arrow, l for like, escape to close)
// @include        https://fetlife.com/home
// @grant          GM_log
// @grant          GM_xmlhttpRequest
// @grant          GM_addStyle
// ==/UserScript==

GM_addStyle('\
#gm_lightbox { position: fixed; display: none; width: 100%; height: ' + window.innerHeight + 'px; top: 0; left: 0; background-color: rgba(206, 206, 206, 0.51); }\
#gm_lightbox .gm_container { height: 85%; margin: 30px; padding: 20px; box-sizing: border-box; background-color: #0e0e0e; border-radius: 10px; }\
#gm_lightbox .gm_container .clear { clear:both; }\
#gm_lightbox .gm_container .top { }\
#gm_lightbox .gm_container .top .gallery .gm_current img { background-color: #949494; }\
#gm_lightbox .gm_container hr { margin: 10px 0; }\
#gm_lightbox .gm_container .left { float: left; width: 33%; }\
#gm_lightbox .gm_container .left .caption { margin-top: 20px; clear: both; padding: 10px; background-color: #2b2b2b; }\
#gm_lightbox .gm_container .right { height: 80%; margin-left: 35%; }\
\
#gm_lightbox .gm_container .love { position: relative; display: inline-block; border: 1px solid #888; padding: 7px 12px; background-color: #111; color: #111; font-weight: bold;\
text-decoration: none; text-align: center; -moz-box-shadow: 0 1px 3px rgba(0,0,0,0.5); -webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.5); box-shadow: 0 1px 3px rgba(0,0,0,0.5); text-shadow: 0 1px 0 rgba(255,255,255,0.3);\
cursor: pointer; background-image: -webkit-linear-gradient(top, #272727, #030303); color: #DDD; border-color: #171717; }\
#gm_lightbox .gm_container .love .picto { font-family: "Pictos"; line-height: 0; }\
#gm_lightbox .gm_container .love .picto.red { color: #A00; }\
');

(function() {
    'use strict';

    $('body #maincontent').append('<div id="gm_lightbox"><div class="gm_container">\
<div class="top"><div class="gallery"></div></div>\
<div class="clear"></div><hr>\
<div class="left"><a class="love btnsqr dark"><span class="picto pu2">k</span> Love</a><div class="caption"></div></div>\
<div class="right"><div class="img"></div></div>\
</div></div>');

    var $currentImg = {};
    var $lightbox = $('#gm_lightbox');
    var $gallery = $('#gm_lightbox .top .gallery');
    var $caption = $('#gm_lightbox .left .caption');
    var $love = $('#gm_lightbox a.love .picto');

    // hide lightbox when clicking outside
    $(document).click(function(event) {
        if($(event.target).attr('id') == 'gm_lightbox') {
            hideLightbox();
        }
    });

    $('#stories').on('click', '.story a[href*=pictures]', function(e) {
        e.preventDefault();

        $(this).addClass('gm_current');
        $lightbox.find('.gallery').html($(this).parent().html());

        loadImage($(this).attr('href'));
    });

    $lightbox.on('click', 'a.love', function(e) {
        e.preventDefault();

        loveImage();
    });

    $gallery.on('click', 'a[href*=pictures]', function(e) {
        e.preventDefault();

        if ($(this).hasClass('gm_current')) {
            return;
        }

        $gallery.find('a.gm_current').removeClass('gm_current');
        $(this).addClass('gm_current');

        loadImage($(this).attr('href'));
    });

    $(document).keyup(function(e) {
        if (e.keyCode == 27) { // escape key
            hideLightbox();
        } else if (e.keyCode == 37) { // left key
            setGalleryImage($gallery.find('.gm_current'), $gallery.find('.gm_current').prev());
        } else if (e.keyCode == 39) { // right key
            setGalleryImage($gallery.find('.gm_current'), $gallery.find('.gm_current').next());
        } else if (e.keyCode == 76) { // l key
            loveImage();
        }
    });

    function loadImage(link) {
        GM_xmlhttpRequest({
            'method': 'GET',
            headers: {
                "Accept": "application/json"
            },
            'url': 'https://fetlife.com' + link,
            'onload': function (response) {
                $currentImg = JSON.parse(response.responseText);

                $lightbox.find('.img').html('<img src="' + $currentImg.image_url + '"/>');
                showLightbox();

                // set caption
                $caption.html(($currentImg.caption == '') ? '<em>No caption</em>' : $currentImg.caption);

                // set love button
                if ($currentImg.current_user_loves_this && !$love.hasClass('red')) {
                    $love.addClass('red');
                } else if (!$currentImg.current_user_loves_this && $love.hasClass('red')) {
                    $love.removeClass('red');
                }
            }
        });
    }

    function setGalleryImage(currentImg, newImg) {
        if (newImg.length == 0) {
            return;
        }

        currentImg.removeClass('gm_current');
        newImg.addClass('gm_current');

        loadImage(newImg.attr('href'));
    }

    function loveImage() {
        GM_xmlhttpRequest({
            'method': 'POST',
            headers: {
                "Accept": "application/json",
                "x-csrf-token": $('meta[name="csrf-token"]').attr('content'),
                "x-requested-with": "XMLHttpRequest"
            },
            'url': $currentImg.toggle_love_status_url,
            'onload': function (response) {
                if (response.status == 200) {
                    $love.toggleClass('red');
                }
                else {
                    alert('An error occured with the request');
                }
            }
        });
    }

    function hideLightbox() {
        $lightbox.hide();
        $('nav.fl-nav').show();
    }
    function showLightbox() {
        $lightbox.show();
        $('nav.fl-nav').hide();

        var height = $lightbox.find('.right').height();
        $lightbox.find('.right img').css('max-height', height+'px');
    }
    function toggleLightbox() {
        if ($lightbox.css('display') == 'block') {
            hideLightbox();
        }
        else {
            showLightbox();
        }
    }
})();