[bib] RequestUpload

Facilitates uploading requests by adding an upload link to request page sidebar and populating the upload form with info available on the page.

Verzia zo dňa 06.11.2014. Pozri najnovšiu verziu.

// ==UserScript==
// @name            [bib] RequestUpload
// @namespace       varb
// @version         0.6
// @description     Facilitates uploading requests by adding an upload link to request page sidebar and populating the upload form with info available on the page.
// @include         /^https?://bibliotik.org/(request|torrent)s/\d+/
// @include         /^https?://bibliotik.org/upload/\w+/
// @require         https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js
// @grant           GM_setValue
// @grant           GM_getValue
// @grant           GM_deleteValue
// @grant           GM_addStyle
// @grant           GM_xmlhttpRequest
// @license         WTFPL Version 2; http://www.wtfpl.net/txt/copying/
// ==/UserScript==

var FORMATS = {'MP3':1,'PDF':2,'CBR':3,'DJVU':4,'CBZ':5,'CHM':6,'FLAC':10,'SPX':13,'TXT':14,'EPUB':15,'MOBI':16,'M4A':17,'M4B':18,'AZW3':21};
var LANGS = {'English':1,'German':2,'French':3,'Spanish':4,'Italian':5,'Latin':6,'Japanese':7,'Swedish':8,'Norwegian':9,'Dutch':12,'Russian':13,'Portuguese':14,'Danish':15,'Korean':16,'Chinese':17,'Polish':18,'Arabic':19,'Irish':20,'Greek':21,'Turkish':22,'Hungarian':23,'Thai':24,'Indonesian':25,'Bulgarian':26};

$(document).ready(function () {

    console.log('requp: initialized');

    var page = location.pathname.split('/')[1];
    switch (page) {
        case 'requests':
            onReqPage();
            break;
        case 'upload':
            onUploadPage();
            break;
        case 'torrents':
            onTorrentPage();
            break;
        default:
            console.log('requp: unhandled page ' + page);
    }

});

function onReqPage() {
    var category, lang, overdrive = false, req = {};
    var reqid = location.pathname.split('/').slice(-1);
    var reqdetails = $('#requestDetails').text();

    if ($('#filled').length)
        return;

    var _match = reqdetails.match(/(?:(\w+),\s)?(\w+)\scategory/);
    if (!_match) {
        console.log('requp: cannot establish category');
        return;
    }
    lang = _match[1];
    category = _match[2];

    // add upload link to req page sidebar
    var uppageurl = location.origin + '/upload/' + category.toLowerCase() + '?reqid=' + reqid;
    $('<a/>', {id: 'upreq', href: uppageurl, text: 'Upload Request'})
        .appendTo('#sidebar ul:first').wrap('<li></li>').after('<span></span>')
        .on('click', function (e) {
            var $self = $(this);

            if (!overdrive) {
                GM_setValue(reqid, JSON.stringify(req));
                return;
            }

            e.preventDefault();
            $self.next().addClass('loading');
            fetchODListing()
                .then(parseODListing)
                .then(updateISBN)
                .done(function (oddata) {
                    GM_setValue(reqid, JSON.stringify($.extend(req, oddata)));
                    location.href = $self.attr('href');
                })
                .fail(function (reason) {
                    console.error('requp: ' + reason);
                    if (confirm('Failed to acquire OverDrive listing.\nProceed to upload page?'))
                        location.href = $self.attr('href');
                    $self.next().removeClass('loading');
                });
        });

    // save fill request form
    req.fillform = $('#TorrentIdField').parents('form').find(':hidden').serializeArray();

    // collect reusable info
    var $description = $('#description');
    req.title = $('h1').text().match(/\/\s*(.+?)(?:\s\[Retail\]$|$)/)[1];
    req.publishers = $('#published a').map(function () { return this.text }).toArray();
    req.tags = $('#details_tags a').map(function () {
        if (this.text.indexOf('overdrive') === -1)
            return this.text;
        overdrive = true;
    }).toArray();
    req.overdrive = overdrive;
    req.retail = reqdetails.indexOf('Retail') !== -1;
    req.lang = lang;
    req.format = $('#requestDetails strong').text().split('/');
    var $authors = $('#creatorlist');
    req.authors = $authors.find('a').map(function () { return this.text }).toArray();
    if (category === 'Comics') {
        req.artists = $authors.next('#creatorlist').find('a')
                              .map(function () { return this.text }).toArray();
    }
    var _isbnmatch = $description.text().match(/Overdrive Listing \((\d+)\)/);
    req.isbn = _isbnmatch ? _isbnmatch[1] : '';

    function fetchODListing() {
        var dfr = new $.Deferred();
        var odurl = $('a:contains(Overdrive Listing)').attr('href');
        if (!odurl)
            return dfr.reject('could not find od listing url').promise();

        GM_xmlhttpRequest({
            method: 'GET',
            url: odurl,
            onload: function (res) { dfr.resolve(res.responseText) },
            onerror: function (res) {
                dfr.reject('failed fetching od listing: ' + res.status + ' ' + res.statusText);
            }
        });
        return dfr.promise();
    }

    function parseODListing(page) {
        var dfr = new $.Deferred(), $page = $(page), oddata = {}, ed;

        try {
            var subt = $('h2.subtitle', $page).contents()[0];
            subt = subt && subt.textContent.trim() ? ': ' + subt.textContent.trim() : '';
            oddata.title = $('h1.title', $page).text().trim() + subt;
            // because innerHTML doesn't behave identically across implementations
            oddata._odid = page.match(/meta.+?od:id.+?content=\"([-\w]+)\"/)[1];
            oddata._formats = $('.meta-accordion span:contains(Format)', $page).next().text();
            oddata.pubdate = $('dt:contains(Publication Date)', $page).next().text();
            oddata.desc = $('.description', $page).contents().slice(0, -4).toArray()
                .reduce(function (p, c) { return p + stripNode(c) }, '').trim();
            var $auth = $('.meta-accordion span:contains(Creators)', $page).next().find('dd');
            if ($auth.length)
                oddata.authors = $auth.map(function () { return this.textContent }).toArray();
            if (ed = $('dt:contains(Edition)', $page).next().text()) {
                var suffix = [null, 'st', 'nd', 'rd'];
                oddata.title += ' (' + ed + (ed.match(/([^1]|\b)[123]$/)
                                ? suffix[ed.substr(-1)] : 'th') + ' Edition)';
            }
        } catch (e) {
            return dfr.reject('failed parsing od listing: ' + e.message).promise();
        }

        return dfr.resolve(oddata).promise();

        function stripNode(n) {
            if (n.nodeType === 3)
                return n.textContent;
            if (n.nodeType === 1)
                switch (n.nodeName) {
                    case 'P':
                        if (n.textContent.trim())
                            return '\n' + stripChildNodes(n) + '\n';
                        break;
                    case 'BR':
                        return '\n';
                    case 'I':
                    case 'EM':
                        return '[i]' + stripChildNodes(n) + '[/i]';
                    case 'B':
                    case 'STRONG':
                        return '[b]' + stripChildNodes(n) + '[/b]';
                    case 'UL':
                        return '\n[ul]' + stripChildNodes(n) + '[/ul]';
                    case 'OL':
                        return '\n[ol]' + stripChildNodes(n) + '[/ol]';
                    case 'LI':
                        return '[*]' + stripChildNodes(n) + '\n';
                }
            return '';

            function stripChildNodes(n) {
                return $(n.childNodes).toArray()
                    .reduce(function (p, c) { return p + stripNode(c) }, '');
            }
        }
    }

    function updateISBN(oddata) {
        var dfr = new $.Deferred(), requests = [];

        // look up isbn when one isn't available or when multiple formats are requested
        if (req.isbn && req.format.length === 1)
            return dfr.resolve(oddata).promise();

        var formatcodes = {WMA: 25, MP3: 425, EPUB: 410, PDF: 50, Kindle: 420};
        for (var format in formatcodes) {
            // skip if not available or requested
            var requested = format === 'Kindle' ? $(req.format).is(['MOBI','AZW3'])
                                                : $(req.format).is([format]);
            if (oddata._formats.indexOf(format) === -1 || !requested) continue;
            requests.push(isbnRequest(oddata._odid, format, formatcodes[format]));
        }

        $.when.apply($, requests).done(function (/* {format:'', isbn:''}|null, ... */) {
            oddata.formatisbn = {};
            for (var i = 0; i < arguments.length; i++) {
                if (!arguments[i]) continue;
                oddata.formatisbn[arguments[i].format] = arguments[i].isbn;
            }
            // for other formats
            oddata.isbn = req.isbn || oddata.formatisbn.EPUB || oddata.formatisbn.PDF;
            dfr.resolve(oddata);
        }).fail(function (reason) {
            // no need to propagate the error
            console.error('requp: ' + reason);
            dfr.resolve(oddata);
        });

        return dfr.promise();

        function isbnRequest(odid, format, code) {
            var dfr = new $.Deferred();

            GM_xmlhttpRequest({
                method: 'GET',
                url: 'http://www.contentreserve.com/TitleInfo.asp?ID={'+odid+'}&Format='+code,
                onload: function (res) {
                    var $page = $(res.responseText, null);
                    var isbn = $('td:contains(ISBN):last', $page).next().text().trim();
                    dfr.resolve(isbn ? {format: format, isbn: isbn} : null);
                },
                onerror: function (res) {
                    dfr.reject('failed looking up isbn: ' + res.status + ' ' + res.statusText);
                }
            });

            return dfr.promise();
        }
    }
}

function onUploadPage() {
    var reqid, _match;
    if (_match = location.search.match(/reqid=(\w+)/))
        reqid = _match[1];
    else
        return;
    var _req = GM_getValue(reqid);
    if (!_req) {
        console.log('requp: no data available');
        return;
    }
    var req = JSON.parse(_req);
    GM_deleteValue(reqid);

    // populate upload form fields
    $('#TitleField').val(req.title);
    $('#TagsField').val(req.tags.join(', '));
    $('#AuthorsField').val(req.authors.join(', '));
    if (req.artists && req.artists.length)
        $('#ArtistsField').val(req.artists.join(', '));
    if (req.format.length === 1)
        $('#FormatField').val(FORMATS[req.format[0]]);
    $('#PublishersField').val(req.publishers.join(', '));
    $('#LanguageField').val(LANGS[req.lang]);
    $('#RetailField').prop('checked', req.retail);
    $('#IsbnField').val(req.isbn);
    $('#DescriptionField').val(req.desc);
    $('#YearField').val(req.pubdate);
    if (req.formatisbn) {
        $('#FormatField').on('change', function () {
            var format = $(this).find(':selected').text();
            $('#IsbnField').val(req.formatisbn[format] || req.isbn);
        });
    }

    // save fill request form again for the torrent page
    $('#TitleField').parents('form').on('submit', function (e) {
        if (! (this.IsbnField.value && this.FormatField.value !== 'noformat')) {
            alert('Either ISBN or Format is empty.');
            e.preventDefault();
        }

        var key = this.IsbnField.value
            + $(this.FormatField).find(':selected').text();
        GM_setValue(key, JSON.stringify({ id: reqid, fillform: req.fillform }));
    });
}

function onTorrentPage() {
    var _match, _req;
    if (_match = $('#details_content_info').text().match(/^\s*(\w+).+?\((\d+)\)/)) {
        var key = _match[2] + _match[1]; // isbn + format
        if (_req = GM_getValue(key)) {
            GM_deleteValue(key);
        } else {
            console.log('requp: no linked request');
            return;
        }
    } else {
        console.log('requp: failed to parse isbn/format');
        return;
    }

    var req = JSON.parse(_req);
    var torrid = location.pathname.split('/').slice(-1);
    req.fillform.push({name: 'TorrentIdField', value: torrid});

    // add fill request link
    $('<a/>', {href: '/requests/' + req.id, text: 'Fill Request', id: 'fillreq'})
        .on('click', function (e) {
            var $self = $(this);
            e.preventDefault();
            $self.next().addClass('loading').text('');
            $.post(this.href, $.param(req.fillform)).done(function () {
                location.href = this.url;
            }).fail(function (xhr) {
                $self.next().removeClass('loading').text(xhr.status + ' ' + xhr.statusText);
                console.error('requp: failed to fill request');
            });
        }).appendTo('#sidebar ul').wrap('<li></li>').after('<span></span>');
}

GM_addStyle('#fillreq+span,#upreq+span{margin-left:10px;font-size:0.8em;}.loading{height:12px;width:12px;background-repeat:no-repeat;display:inline-block;background-image:url(data:image/gif;base64,R0lGODlhDAAMAIQAAAQCBIyKjERCRCQiJNze3BQSFPTy9DQ2NHx+fBwaHPz6/AwKDJyanExOTOzq7Dw+PAQGBCwqLOTi5BQWFPT29Dw6PBweHPz+/JyenFRWVP///wAAAAAAAAAAAAAAAAAAACH/C05FVFNDQVBFMi4wAwEAAAAh+QQJCAAaACwAAAAADAAMAAAFQ6CmKcxTTA+jiJpzAHB8OBr1xnhFMXgPYA9fg0DICAo+msZgQeIgFNElEuwhVoGUD2Cx/BQ3X2Xl8s1YpMdkIsCsNCEAIfkECQgAEwAsAAAAAAwADACEBAIElJKUPDo85OLkHB4cZGZkFBIUREJE/Pr8nJqc7OrsHBocPD48NDY0bGpsFBYUREZEnJ6c7O7s////AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABUDgNCEJYzxMgoiT0gBw3CjjG98CEtw8UPY3EzD2MPAgA0kBgOINRIjHIcGjiQgRhA1WWAVyrS3gJLCOSg9pVhQCACH5BAkIABIALAAAAAAMAAwAhAQCBJSWlDQ2NOzq7ERGRAwODMzKzDw+PJyenPz6/BQWFAQGBJyanDw6PExOTBQSFERCRPz+/P///wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVCoCQlwfEoB5OI0iAAcCwM4xvfDXnvAHPwNxMwpngMYajYwWD4wSCMGK21gCESr8JqVADkWq+AKACYsRIMiMMBuYpCACH5BAkIABUALAAAAAAMAAwAhAQCBIyOjDw6POTi5BweHGRmZPz6/BQSFExKTOzq7JyanERCRBwaHDw+POTm5DQ2NGxqbPz+/BQWFOzu7JyenP///wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVCYFUZSnNIjWKIVfIAcPwk4xvfAnnvQMnfpl9McgAUJoPFDiVZVRy7hYIREU12FMMjEDEUcCsXoyijiQyUhUSyyIpCACH5BAkIABQALAAAAAAMAAwAhAQCBJSSlDQ2NMzKzBQSFERCROzq7JyanAwODDw+PBwaHPz6/AQGBJSWlDw6PMzOzBQWFExKTJyenPz+/P///wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVAIEUtTUJAybGIlCEAcCwY4xvfDgkgzB0ficbCkPABEhHWwAhJipY+VGBY9BUOOyNMsrAZcy2vjCZaACGQAlcUAgAh+QQJCAAUACwAAAAADAAMAIQEAgSUkpQ8Ojzk4uQcHhxkZmT08vQUEhREQkScmpzs6uwcGhw8Pjzk5uQ0NjRsamz8+vwUFhRERkScnpz///8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFQiBFQQlzREwCiZTiEBEgA44yOsFYzIAABQSWgQcoRVaUAdEEKCgGEmLkQJQyqjxEAjubQBxcH6UBJtZYJEYkgvCKQgAh+QQJCAAYACwAAAAADAAMAIQEAgSEgoQ0NjTc3twUEhT08vRMTkwMCgycmpw8Pjzs6uwcGhz8+vwEBgSEhoQ8Ojzk4uQUFhRUUlQMDgycnpxEQkTs7uz8/vz///8AAAAAAAAAAAAAAAAAAAAAAAAAAAAFRSCGMUgiCAnCiJgiAAHDOICgjO+xjhPwkABAwyKyHIKlIMAwgBiUCYJyqoxIqdNIAjutILhKCuPF/bXIUxuLlIhEKmJRCAAh+QQJCAASACwAAAAADAAMAIQEAgSUlpQ8Ojzk4uQkIiRsamwUEhREQkT8+vycnpzs6uwcGhycmpw8Pjw0NjQUFhRERkTs7uz///8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFQqAkIUFjPA2DiJLiADDwEI4yvnGxBgIZwzbRItH4AQYixONgMB4GioKsafyhqr8DAxtLIHDVXgscq7EQjMZj6RWFAAA7);}');