Noosfero/noosfero

/*
 * jquery.socialshareprivacy.js | 2 Klicks fuer mehr Datenschutz
 *
 * Copyright (c) 2012 Mathias Panzenböck
 *
 * is released under the MIT License http://www.opensource.org/licenses/mit-license.php
 *
 * Spread the word, link to us if you can.
 */
(function ($, undefined) {
    "use strict";

    function getQuote (options, uri, settings) {
        var text = $.trim($('article, p').text());
        
        if (text.length <= 600) {
            return text;
        }

        var abbrev = text.slice(0, 597);
        if (/^\w+$/.test(text.slice(596,598))) {
            var match = /^(.*)\s\S*$/.exec(abbrev);
            if (match) {
                abbrev = match[1];
            }
        }
        return $.trim(abbrev) + "\u2026";
    }

    function getClickthru (options, uri) {
        return uri + options.referrer_track;
    }

    function get (self, options, uri, settings, name) {
        var value = options[name];
        if (typeof value === "function") {
            return value.call(self, options, uri, settings);
        }
        return String(value);
    }

    function openTumblr (event) {
        var winx = window.screenX || window.screenLeft;
        var winy = window.screenY || window.screenTop;
        var winw = window.outerWidth || window.innerWidth;
        var winh = window.outerHeight || window.innerHeight;
        var width = 450;
        var height = 430;
        var x = Math.round(winx + (winw - width)  * 0.5);
        var y = Math.round(winy + (winh - height) * 0.5);
        window.open(this.href, 't', 'left='+x+',top='+y+',toolbar=0,resizable=0,status=0,menubar=0,width='+width+',height='+height);
        event.preventDefault();
    }

    $.fn.socialSharePrivacy.settings.services.tumblr = {
        'status'            : true,
        'privacy'           : 'safe',
        'button_class'      : 'tumblr',
        'line_img'          : 'images/tumblr.png',
        'box_img'           : 'images/box_tumblr.png',
        'txt_info'          : 'Post this on Tumblr.',
        'txt_button'        : 'Share on Tubmlr',
        'display_name'      : 'Tumblr',
        'referrer_track'    : '',
        'type'              : 'link', // possible values are 'link', 'quote', 'photo' or 'video'
        // type: 'link':
        'name'              : $.fn.socialSharePrivacy.getTitle,
        'description'       : $.fn.socialSharePrivacy.getDescription,
        // type: 'quote':
        'quote'             : getQuote,
        // type: 'photo':
        'photo'             : $.fn.socialSharePrivacy.getImage,
        'clickthrou'        : getClickthru,
        // type: 'video':
        'embed'             : $.fn.socialSharePrivacy.getEmbed,
        // type: 'photo' or 'video':
        'caption'           : $.fn.socialSharePrivacy.getDescription,
        'button'            : function (options, uri, settings) {
            var $code = $('<a target="_blank"/>').click(openTumblr);
            $('<img>', {
                alt: options.txt_button,
                src: options.path_prefix + (settings.layout === 'line' ? options.line_img : options.box_img)
            }).appendTo($code);
            switch (options.type) {
                case 'link':
                    return $code.attr('href', 'https://www.tumblr.com/share/link?'+$.param({
                        url         : uri + options.referrer_track,
                        name        : get(this, options, uri, settings, 'name'),
                        description : get(this, options, uri, settings, 'description')
                    }));

                case 'quote':
                    return $code.attr('href', 'https://www.tumblr.com/share/quote?'+$.param({
                        source      : uri + options.referrer_track,
                        quote       : get(this, options, uri, settings, 'quote')
                    }));

                case 'photo':
                    return $code.attr('href', 'https://www.tumblr.com/share/photo?'+$.param({
                        source      : get(this, options, uri, settings, 'photo'),
                        caption     : get(this, options, uri, settings, 'caption'),
                        clickthrou  : get(this, options, uri, settings, 'clickthrou')
                    }));

                case 'video':
                    return $code.attr('href', 'https://www.tumblr.com/share/video?'+$.param({
                        embed       : get(this, options, uri, settings, 'embed'),
                        caption     : get(this, options, uri, settings, 'caption')
                    }));
            }
        }
    };
})(jQuery);