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MyHentaiComics Downloader

Rapidly Downloads all the pages of a specific comic

当前为 2016-02-21 提交的版本，查看 最新版本。

// ==UserScript==
// @name         MyHentaiComics Downloader
// @namespace    ElectricHum/H/
// @version      0.1
// @description  Rapidly Downloads all the pages of a specific comic
// @author       ElectricHum
// @match        http://myhentaicomics.com/index.php/*
// @exclude      http://myhentaicomics.com/index.php/*/*
// @grant        none
// @require      http://code.jquery.com/jquery-1.12.0.min.js
// @compatible   chrome Must allow multiple downloads
// ==/UserScript==

var myDL = window.myDL = {};

/*When debug is set to one, more useful text for debugging will appear*/
myDL.debug = 0;

myDL.getPagesNumber = function()
{
    //Returns the amount of pages the comic has
    return parseInt($("#g-content .g-info").text().split(" of ")[1]);
};

myDL.getFirst = function()
{
    //Returns the starting page
    var thumbnailsrc = $(".g-thumbnail:first").attr("src").split("/");
    thumbnailsrc = thumbnailsrc[thumbnailsrc.length - 1];
    thumbnailsrc = thumbnailsrc.split("/")[0].split(".");
    var start = parseInt(thumbnailsrc[0]);
    if (this.debug)
        console.log("[DEBUG]: Start = " + start);
    return start;
};

myDL.getFormat = function()
{
    //Returns the extension of the pictures
    var thumbnailsrc = $(".g-thumbnail:first").attr("src").split("/");
    thumbnailsrc = thumbnailsrc[thumbnailsrc.length - 1];
    thumbnailsrc = thumbnailsrc.split("/");
    var format = thumbnailsrc[thumbnailsrc.length -1].split(".")[1];
    if (this.debug)
        console.log("[DEBUG]: Extension="+format);
    return format;
};

myDL.getTitle = function()
{
    //Returns the Title of the comic
    var title = $("#g-header .g-active").text().trim();
    if (this.debug)
        console.log("[DEBUG]: Title="+title);
    return title;
};

myDL.downloadImg = function(url)
{
    // Downloads image from url
    if (this.debug)
        console.log("Downloaded: " + url);
    $("body").append('<a class="myDL_tmp" style="display:none;" download href="' + url + '">Temp</a>');
    var anchor = document.getElementsByClassName("myDL_tmp")[0];
    anchor.click();
    anchor.remove();
};

myDL.DownloadAllImgs = function()
{
    var first = this.getFirst();
    var last = first + this.getPagesNumber();
    var baseUrl = "http://myhentaicomics.com/var/resizes/" + encodeURIComponent(this.getTitle()) + "/";
    for(i = first; i < last; i++)
    {
        if (this.debug)
            console.log("Downloaded "+ i);
        //Adds the starting 0's the site uses as a file structure before the number and extension
        var dlUrl = baseUrl;
        if(i < 10)
            dlUrl += "00";
        else if(i < 100)
            dlUrl += "0";
        dlUrl += String(i) + "." + this.getFormat();
        this.downloadImg(dlUrl);
    }
};

myDL.init = function()
{
    //Creates a button to initialise the downloading
    $("#g-header").after('<div id="myDL_box"></div>');
    $("#myDL_box").append('<button onclick="myDL.DownloadAllImgs()">Download all</button>');
    $("#myDL_box").append('<span style="float:right;" onclick="myDL.debug=1">Debug</span>');
};

$("document").ready(function () {
    //When the page loads, the magic happens
    myDL.init();
});