295 lines
9.4 KiB
JavaScript
295 lines
9.4 KiB
JavaScript
/**
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* Copyright © Mnemosyne LLC
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*
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* This file is licensed under the GPLv2.
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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*/
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Transmission.fmt = (function () {
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var speed_K = 1000;
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var speed_B_str = 'B/s';
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var speed_K_str = 'kB/s';
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var speed_M_str = 'MB/s';
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var speed_G_str = 'GB/s';
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var speed_T_str = 'TB/s';
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var size_K = 1000;
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var size_B_str = 'B';
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var size_K_str = 'kB';
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var size_M_str = 'MB';
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var size_G_str = 'GB';
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var size_T_str = 'TB';
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var mem_K = 1024;
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var mem_B_str = 'B';
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var mem_K_str = 'KiB';
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var mem_M_str = 'MiB';
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var mem_G_str = 'GiB';
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var mem_T_str = 'TiB';
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return {
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/*
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* Format a percentage to a string
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*/
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percentString: function (x) {
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if (x < 10.0) {
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return x.toTruncFixed(2);
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} else if (x < 100.0) {
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return x.toTruncFixed(1);
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} else {
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return x.toTruncFixed(0);
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}
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},
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/*
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* Format a ratio to a string
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*/
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ratioString: function (x) {
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if (x === -1) {
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return "None";
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}
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if (x === -2) {
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return '∞';
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}
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return this.percentString(x);
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},
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/**
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* Formats the a memory size into a human-readable string
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* @param {Number} bytes the filesize in bytes
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* @return {String} human-readable string
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*/
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mem: function (bytes) {
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if (bytes < mem_K)
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return [bytes, mem_B_str].join(' ');
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var convertedSize;
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var unit;
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if (bytes < Math.pow(mem_K, 2)) {
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convertedSize = bytes / mem_K;
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unit = mem_K_str;
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} else if (bytes < Math.pow(mem_K, 3)) {
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convertedSize = bytes / Math.pow(mem_K, 2);
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unit = mem_M_str;
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} else if (bytes < Math.pow(mem_K, 4)) {
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convertedSize = bytes / Math.pow(mem_K, 3);
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unit = mem_G_str;
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} else {
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convertedSize = bytes / Math.pow(mem_K, 4);
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unit = mem_T_str;
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}
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// try to have at least 3 digits and at least 1 decimal
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return convertedSize <= 9.995 ? [convertedSize.toTruncFixed(2), unit].join(' ') : [convertedSize.toTruncFixed(1), unit].join(' ');
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},
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/**
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* Formats the a disk capacity or file size into a human-readable string
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* @param {Number} bytes the filesize in bytes
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* @return {String} human-readable string
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*/
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size: function (bytes) {
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if (bytes < size_K) {
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return [bytes, size_B_str].join(' ');
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}
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var convertedSize;
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var unit;
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if (bytes < Math.pow(size_K, 2)) {
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convertedSize = bytes / size_K;
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unit = size_K_str;
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} else if (bytes < Math.pow(size_K, 3)) {
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convertedSize = bytes / Math.pow(size_K, 2);
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unit = size_M_str;
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} else if (bytes < Math.pow(size_K, 4)) {
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convertedSize = bytes / Math.pow(size_K, 3);
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unit = size_G_str;
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} else {
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convertedSize = bytes / Math.pow(size_K, 4);
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unit = size_T_str;
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}
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// try to have at least 3 digits and at least 1 decimal
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return convertedSize <= 9.995 ? [convertedSize.toTruncFixed(2), unit].join(' ') : [convertedSize.toTruncFixed(1), unit].join(' ');
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},
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speedBps: function (Bps) {
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return this.speed(this.toKBps(Bps));
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},
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toKBps: function (Bps) {
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return Math.floor(Bps / speed_K);
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},
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speed: function (KBps) {
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var speed = KBps;
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if (speed <= 999.95) { // 0 KBps to 999 K
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return [speed.toTruncFixed(0), speed_K_str].join(' ');
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}
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speed /= speed_K;
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if (speed <= 99.995) { // 1 M to 99.99 M
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return [speed.toTruncFixed(2), speed_M_str].join(' ');
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}
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if (speed <= 999.95) { // 100 M to 999.9 M
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return [speed.toTruncFixed(1), speed_M_str].join(' ');
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}
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// insane speeds
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speed /= speed_K;
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return [speed.toTruncFixed(2), speed_G_str].join(' ');
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},
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timeInterval: function (seconds) {
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var days = Math.floor(seconds / 86400),
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hours = Math.floor((seconds % 86400) / 3600),
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minutes = Math.floor((seconds % 3600) / 60),
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seconds = Math.floor(seconds % 60),
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d = days + ' ' + (days > 1 ? 'days' : 'day'),
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h = hours + ' ' + (hours > 1 ? 'hours' : 'hour'),
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m = minutes + ' ' + (minutes > 1 ? 'minutes' : 'minute'),
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s = seconds + ' ' + (seconds > 1 ? 'seconds' : 'second');
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if (days) {
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if (days >= 4 || !hours) {
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return d;
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}
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return d + ', ' + h;
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}
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if (hours) {
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if (hours >= 4 || !minutes) {
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return h;
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}
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return h + ', ' + m;
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}
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if (minutes) {
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if (minutes >= 4 || !seconds) {
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return m;
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}
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return m + ', ' + s;
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}
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return s;
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},
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timestamp: function (seconds) {
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if (!seconds) {
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return 'N/A';
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}
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var myDate = new Date(seconds * 1000);
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var now = new Date();
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var date = "";
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var time = "";
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var sameYear = now.getFullYear() === myDate.getFullYear();
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var sameMonth = now.getMonth() === myDate.getMonth();
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var dateDiff = now.getDate() - myDate.getDate();
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if (sameYear && sameMonth && Math.abs(dateDiff) <= 1) {
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if (dateDiff === 0) {
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date = "Today";
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} else if (dateDiff === 1) {
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date = "Yesterday";
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} else {
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date = "Tomorrow";
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}
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} else {
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date = myDate.toDateString();
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}
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var hours = myDate.getHours();
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var period = "AM";
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if (hours > 12) {
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hours = hours - 12;
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period = "PM";
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}
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if (hours === 0) {
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hours = 12;
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}
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if (hours < 10) {
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hours = "0" + hours;
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}
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var minutes = myDate.getMinutes();
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if (minutes < 10) {
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minutes = "0" + minutes;
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}
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var seconds = myDate.getSeconds();
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if (seconds < 10) {
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seconds = "0" + seconds;
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}
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time = [hours, minutes, seconds].join(':');
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return [date, time, period].join(' ');
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},
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ngettext: function (msgid, msgid_plural, n) {
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// TODO(i18n): http://doc.qt.digia.com/4.6/i18n-plural-rules.html
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return n === 1 ? msgid : msgid_plural;
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},
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countString: function (msgid, msgid_plural, n) {
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return [n.toStringWithCommas(), this.ngettext(msgid, msgid_plural, n)].join(' ');
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},
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peerStatus: function (flagStr) {
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var formattedFlags = [];
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for (var i = 0, flag; flag = flagStr[i]; ++i) {
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var explanation = null;
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switch (flag) {
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case "O":
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explanation = "Optimistic unchoke";
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break;
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case "D":
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explanation = "Downloading from this peer";
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break;
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case "d":
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explanation = "We would download from this peer if they'd let us";
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break;
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case "U":
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explanation = "Uploading to peer";
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break;
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case "u":
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explanation = "We would upload to this peer if they'd ask";
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break;
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case "K":
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explanation = "Peer has unchoked us, but we're not interested";
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break;
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case "?":
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explanation = "We unchoked this peer, but they're not interested";
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break;
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case "E":
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explanation = "Encrypted Connection";
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break;
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case "H":
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explanation = "Peer was discovered through Distributed Hash Table (DHT)";
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break;
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case "X":
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explanation = "Peer was discovered through Peer Exchange (PEX)";
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break;
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case "I":
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explanation = "Peer is an incoming connection";
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break;
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case "T":
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explanation = "Peer is connected via uTP";
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break;
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};
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if (!explanation) {
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formattedFlags.push(flag);
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} else {
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formattedFlags.push("<span title=\"" + flag + ': ' + explanation + "\">" + flag + "</span>");
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};
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};
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return formattedFlags.join('');
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}
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}
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})();
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