mirror of
https://github.com/transmission/transmission
synced 2024-12-26 01:27:28 +00:00
305 lines
7.4 KiB
JavaScript
305 lines
7.4 KiB
JavaScript
/**
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*** This file Copyright (C) Mnemosyne LLC
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***
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*** This code is licensed under the GPL version 2.
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*** For more details, see 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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{
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var speed_K = 1000;
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var speed_B_str = 'B';
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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 = 1024;
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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 = 'KB';
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var mem_M_str = 'MB';
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var mem_G_str = 'GB';
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var mem_T_str = 'TB';
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return {
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updateUnits: function(u)
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{
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/*
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speed_K = u['speed-bytes'];
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speed_K_str = u['speed-units'][0];
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speed_M_str = u['speed-units'][1];
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speed_G_str = u['speed-units'][2];
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speed_T_str = u['speed-units'][3];
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size_K = u['size-bytes'];
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size_K_str = u['size-units'][0];
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size_M_str = u['size-units'][1];
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size_G_str = u['size-units'][2];
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size_T_str = u['size-units'][3];
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mem_K = u['memory-bytes'];
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mem_K_str = u['memory-units'][0];
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mem_M_str = u['memory-units'][1];
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mem_G_str = u['memory-units'][2];
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mem_T_str = u['memory-units'][3];
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*/
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},
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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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* 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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else if (x == -2)
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return '∞';
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else
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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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{
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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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{
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convertedSize = bytes / mem_K;
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unit = mem_K_str;
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}
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else if (bytes < Math.pow(mem_K, 3))
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{
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convertedSize = bytes / Math.pow(mem_K, 2);
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unit = mem_M_str;
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}
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else if (bytes < Math.pow(mem_K, 4))
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{
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convertedSize = bytes / Math.pow(mem_K, 3);
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unit = mem_G_str;
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}
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else
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{
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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(' ')
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: [ 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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{
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if (bytes < size_K)
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return [ bytes, size_B_str ].join(' ');
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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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{
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convertedSize = bytes / size_K;
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unit = size_K_str;
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}
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else if (bytes < Math.pow(size_K, 3))
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{
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convertedSize = bytes / Math.pow(size_K, 2);
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unit = size_M_str;
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}
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else if (bytes < Math.pow(size_K, 4))
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{
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convertedSize = bytes / Math.pow(size_K, 3);
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unit = size_G_str;
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}
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else
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{
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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(' ')
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: [ convertedSize.toTruncFixed(1), unit ].join(' ');
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},
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speedBps: function(Bps)
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{
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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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{
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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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{
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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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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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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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// 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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{
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var result;
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var days = Math.floor(seconds / 86400);
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var hours = Math.floor((seconds % 86400) / 3600);
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var minutes = Math.floor((seconds % 3600) / 60);
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var seconds = Math.floor((seconds % 3600) % 60);
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if (days > 0 && hours == 0)
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result = [ days, 'days' ];
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else if (days > 0 && hours > 0)
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result = [ days, 'days', hours, 'hr' ];
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else if (hours > 0 && minutes == 0)
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result = [ hours, 'hr' ];
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else if (hours > 0 && minutes > 0)
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result = [ hours,'hr', minutes, 'min' ];
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else if (minutes > 0 && seconds == 0)
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result = [ minutes, 'min' ];
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else if (minutes > 0 && seconds > 0)
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result = [ minutes, 'min', seconds, 'seconds' ];
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else
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result = [ seconds, 'seconds' ];
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return result.join(' ');
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},
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timestamp: function(seconds)
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{
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if (!seconds)
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return 'N/A';
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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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}
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else if (dateDiff == 1){
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date = "Yesterday";
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}
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else{
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date = "Tomorrow";
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}
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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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plural: function(i, word)
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{
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return [ i, ' ', word, (word==1?'':'s') ].join('');
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},
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peerStatus: function( flagStr )
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{
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var formattedFlags = [];
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for (var i=0, flag; flag=flagStr[i]; ++i)
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{
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var explanation = null;
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switch (flag)
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{
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case "O": explanation = "Optimistic unchoke"; break;
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case "D": explanation = "Downloading from this peer"; break;
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case "d": explanation = "We would download from this peer if they'd let us"; break;
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case "U": explanation = "Uploading to peer"; break;
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case "u": explanation = "We would upload to this peer if they'd ask"; break;
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case "K": explanation = "Peer has unchoked us, but we're not interested"; break;
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case "?": explanation = "We unchoked this peer, but they're not interested"; break;
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case "E": explanation = "Encrypted Connection"; break;
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case "H": explanation = "Peer was discovered through Distributed Hash Table (DHT)"; break;
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case "X": explanation = "Peer was discovered through Peer Exchange (PEX)"; break;
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case "I": explanation = "Peer is an incoming connection"; break;
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case "T": explanation = "Peer is connected via uTP"; break;
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}
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if( explanation == null ) {
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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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