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world_util.js
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world_util.js
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/*global Traveller,Util,Handlebars */ // for lint and IDEs
(global => {
'use strict';
const $ = s => document.querySelector(s);
const $$ = s => Array.from(document.querySelectorAll(s));
function worldImageURL(world, type) {
const S3_PREFIX = 'https://travellermap.s3.amazonaws.com/images/';
switch (type) {
case 'map':
return S3_PREFIX + 'maps/'
+ encodeURIComponent(world.SectorAbbreviation) + ' '
+ encodeURIComponent(world.Hex) + '.jpg';
case 'map_thumb':
return S3_PREFIX + 'maps/thumbs/'
+ encodeURIComponent(world.SectorAbbreviation) + ' '
+ encodeURIComponent(world.Hex) + '.jpg';
case 'render':
return S3_PREFIX + 'worlds/'
+ encodeURIComponent(world.SectorAbbreviation) + ' '
+ encodeURIComponent(world.Hex) + '.png';
case 'generic':
return S3_PREFIX + 'generic_worlds/'
+ (world.UWP.Siz === '0' ? 'Belt' : `Hyd${world.UWP.Hyd}`) + '.png';
case 'background':
return S3_PREFIX + 'world_backgrounds/' + world;
default:
throw new Error(`worldImageURL: type '${type}' is not known`);
}
}
const STARPORT_TABLE = {
// Starports
A: 'Excellent',
B: 'Good',
C: 'Routine',
D: 'Poor',
E: 'Frontier Installation',
X: 'None or Unknown',
// Spaceports
F: 'Good',
G: 'Poor',
H: 'Primitive',
Y: 'None',
'?': 'Unknown'
};
const SIZ_TABLE = {
0: 'Asteroid Belt',
S: 'Small World', // MegaTraveller
1: '1,600km (0.12g)',
2: '3,200km (0.25g)',
3: '4,800km (0.38g)',
4: '6,400km (0.50g)',
5: '8,000km (0.63g)',
6: '9,600km (0.75g)',
7: '11,200km (0.88g)',
8: '12,800km (1.0g)',
9: '14,400km (1.12g)',
A: '16,000km (1.25g)',
B: '17,600km (1.38g)',
C: '19,200km (1.50g)',
D: '20,800km (1.63g)',
E: '22,400km (1.75g)',
F: '24,000km (2.0g)',
X: 'Unknown',
'?': 'Unknown'
};
const ATM_TABLE = {
0: 'No atmosphere',
1: 'Trace',
2: 'Very thin; Tainted',
3: 'Very thin',
4: 'Thin; Tainted',
5: 'Thin',
6: 'Standard',
7: 'Standard; Tainted',
8: 'Dense',
9: 'Dense; Tainted',
A: 'Exotic',
B: 'Corrosive',
C: 'Insidious',
D: 'Dense, high',
E: 'Thin, low',
F: 'Unusual',
X: 'Unknown',
'?': 'Unknown'
};
const HYD_TABLE = {
0: 'Desert World',
1: '10%',
2: '20%',
3: '30%',
4: '40%',
5: '50%',
6: '60%',
7: '70%',
8: '80%',
9: '90%',
A: 'Water World',
X: 'Unknown',
'?': 'Unknown'
};
const POP_TABLE = {
0: 'Unpopulated',
1: 'Tens',
2: 'Hundreds',
3: 'Thousands',
4: 'Tens of thousands',
5: 'Hundreds of thousands',
6: 'Millions',
7: 'Tens of millions',
8: 'Hundreds of millions',
9: 'Billions',
A: 'Tens of billions',
B: 'Hundreds of billions',
C: 'Trillions',
D: 'Tens of trillions',
E: 'Hundreds of tillions',
F: 'Quadrillions',
X: 'Unknown',
'?': 'Unknown'
};
const GOV_TABLE = {
0: 'No Government Structure',
1: 'Company/Corporation',
2: 'Participating Democracy',
3: 'Self-Perpetuating Oligarchy',
4: 'Representative Democracy',
5: 'Feudal Technocracy',
6: 'Captive Government / Colony',
7: 'Balkanization',
8: 'Civil Service Bureaucracy',
9: 'Impersonal Bureaucracy',
A: 'Charismatic Dictator',
B: 'Non-Charismatic Dictator',
C: 'Charismatic Oligarchy',
D: 'Religious Dictatorship',
E: 'Religious Autocracy',
F: 'Totalitarian Oligarchy',
X: 'Unknown',
'?': 'Unknown',
// Legacy/Non-Human
G: 'Small Station or Facility',
H: 'Split Clan Control',
J: 'Single On-world Clan Control',
K: 'Single Multi-world Clan Control',
L: 'Major Clan Control',
M: 'Vassal Clan Control',
N: 'Major Vassal Clan Control',
P: 'Small Station or Facility',
Q: 'Krurruna or Krumanak Rule for Off-world Steppelord',
R: 'Steppelord On-world Rule',
S: 'Sept',
T: 'Unsupervised Anarchy',
U: 'Supervised Anarchy',
W: 'Committee'
//X: 'Droyne Hierarchy' // Need a hack for this
};
const LAW_TABLE = {
0: 'No prohibitions',
1: 'Body pistols, explosives, and poison gas prohibited',
2: 'Portable energy weapons prohibited',
3: 'Machine guns, automatic rifles prohibited',
4: 'Light assault weapons prohibited',
5: 'Personal concealable weapons prohibited',
6: 'All firearms except shotguns prohibited',
7: 'Shotguns prohibited',
8: 'Long bladed weapons controlled; open possession prohibited',
9: 'Possession of weapons outside the home prohibited',
A: 'Weapon possession prohibited',
B: 'Rigid control of civilian movement',
C: 'Unrestricted invasion of privacy',
D: 'Paramilitary law enforcement',
E: 'Full-fledged police state',
F: 'All facets of daily life regularly legislated and controlled',
G: 'Severe punishment for petty infractions',
H: 'Legalized oppressive practices',
J: 'Routinely oppressive and restrictive',
K: 'Excessively oppressive and restrictive',
L: 'Totally oppressive and restrictive',
S: 'Special/Variable situation',
X: 'Unknown',
'?': 'Unknown'
};
const TECH_TABLE = {
0: 'Stone Age',
1: 'Bronze, Iron',
2: 'Printing Press',
3: 'Basic Science',
4: 'External Combustion',
5: 'Mass Production',
6: 'Nuclear Power',
7: 'Miniaturized Electronics',
8: 'Quality Computers',
9: 'Anti-Gravity',
A: 'Interstellar community',
B: 'Lower Average Imperial',
C: 'Average Imperial',
D: 'Above Average Imperial',
E: 'Above Average Imperial',
F: 'Technical Imperial Maximum',
G: 'Robots',
H: 'Artificial Intelligence',
J: 'Personal Disintegrators',
K: 'Plastic Metals',
L: 'Comprehensible only as technological magic',
X: 'Unknown',
'?': 'Unknown'
};
const IX_IMP_TABLE = {
'-3': 'Very unimportant',
'-2': 'Very unimportant',
'-1': 'Unimportant',
'0': 'Unimportant',
'1': 'Ordinary',
'2': 'Ordinary',
'3': 'Ordinary',
'4': 'Important',
'5': 'Very important',
'?': 'Unknown'
};
const EX_RESOURCES_TABLE = {
2: 'Very scarce',
3: 'Very scarce',
4: 'Scarce',
5: 'Scarce',
6: 'Few',
7: 'Few',
8: 'Moderate',
9: 'Moderate',
A: 'Abundant',
B: 'Abundant',
C: 'Very abundant',
D: 'Very abundant',
E: 'Extremely abundant',
F: 'Extremely abundant',
G: 'Extremely abundant',
H: 'Extremely abundant',
J: 'Extremely abundant',
'?': 'Unknown'
};
const EX_LABOR_TABLE = POP_TABLE;
const EX_INFRASTRUCTURE_TABLE = {
0: 'Non-existent',
1: 'Extremely limited',
2: 'Extremely limited',
3: 'Very limited',
4: 'Very limited',
5: 'Limited',
6: 'Limited',
7: 'Generally available',
8: 'Generally available',
9: 'Extensive',
A: 'Extensive',
B: 'Very extensive',
C: 'Very extensive',
D: 'Comprehensive',
E: 'Comprehensive',
F: 'Very comprehensive',
G: 'Very comprehensive',
H: 'Very comprehensive',
'?': 'Unknown'
};
const EX_EFFICIENCY_TABLE = {
'-5': 'Extremely poor',
'-4': 'Very poor',
'-3': 'Poor',
'-2': 'Fair',
'-1': 'Average',
'0': 'Average',
'+1': 'Average',
'+2': 'Good',
'+3': 'Improved',
'+4': 'Advanced',
'+5': 'Very advanced',
'?': 'Unknown'
};
const CX_HETEROGENEITY_TABLE = {
0: 'N/A',
1: 'Monolithic',
2: 'Monolithic',
3: 'Monolithic',
4: 'Harmonious',
5: 'Harmonious',
6: 'Harmonious',
7: 'Discordant',
8: 'Discordant',
9: 'Discordant',
A: 'Discordant',
B: 'Discordant',
C: 'Fragmented',
D: 'Fragmented',
E: 'Fragmented',
F: 'Fragmented',
G: 'Fragmented',
'?': 'Unknown'
};
const CX_ACCEPTANCE_TABLE = {
0: 'N/A',
1: 'Extremely xenophobic',
2: 'Very xenophobic',
3: 'Xenophobic',
4: 'Extremely aloof',
5: 'Very aloof',
6: 'Aloof',
7: 'Aloof',
8: 'Friendly',
9: 'Friendly',
A: 'Very friendly',
B: 'Extremely friendly',
C: 'Xenophilic',
D: 'Very Xenophilic',
E: 'Extremely xenophilic',
F: 'Extremely xenophilic',
'?': 'Unknown'
};
const CX_STRANGENESS_TABLE = {
0: 'N/A',
1: 'Very typical',
2: 'Typical',
3: 'Somewhat typical',
4: 'Somewhat distinct',
5: 'Distinct',
6: 'Very distinct',
7: 'Confusing',
8: 'Very confusing',
9: 'Extremely confusing',
A: 'Incomprehensible',
'?': 'Unknown'
};
const CX_SYMBOLS_TABLE = {
0: 'Extremely concrete',
1: 'Extremely concrete',
2: 'Very concrete',
3: 'Very concrete',
4: 'Concrete',
5: 'Concrete',
6: 'Somewhat concrete',
7: 'Somewhat concrete',
8: 'Somewhat abstract',
9: 'Somewhat abstract',
A: 'Abstract',
B: 'Abstract',
C: 'Very abstract',
D: 'Very abstract',
E: 'Extremely abstract',
F: 'Extremely abstract',
G: 'Extremely abstract',
H: 'Incomprehensibly abstract',
J: 'Incomprehensibly abstract',
K: 'Incomprehensibly abstract',
L: 'Incomprehensibly abstract',
'?': 'Unknown'
};
const NOBILITY_TABLE = {
B: 'Knight',
c: 'Baronet',
C: 'Baron',
D: 'Marquis',
e: 'Viscount',
E: 'Count',
f: 'Duke',
F: 'Subsector Duke',
G: 'Archduke',
H: 'Emperor',
'?': 'Unknown'
};
const REMARKS_TABLE = {
// Planetary
As: 'Asteroid Belt',
De: 'Desert',
Fl: 'Fluid Hydrographics (in place of water)',
Ga: 'Garden World',
He: 'Hellworld',
Ic: 'Ice Capped',
Oc: 'Ocean World',
Va: 'Vacuum World',
Wa: 'Water World',
// Population
Di: 'Dieback',
Ba: 'Barren',
Lo: 'Low Population',
Ni: 'Non-Industrial',
Ph: 'Pre-High Population',
Hi: 'High Population',
// Economic
Pa: 'Pre-Agricultural',
Ag: 'Agricultural',
Na: 'Non-Agricultural',
Px: 'Prison, Exile Camp',
Pi: 'Pre-Industrial',
In: 'Industrialized',
Po: 'Poor',
Pr: 'Pre-Rich',
Ri: 'Rich',
// Climate
Fr: 'Frozen',
Ho: 'Hot',
Co: 'Cold',
Lk: 'Locked',
Tr: 'Tropic',
Tu: 'Tundra',
Tz: 'Twilight Zone',
// Secondary
Fa: 'Farming',
Mi: 'Mining',
Mr: 'Military Rule',
Pe: 'Penal Colony',
Re: 'Reserve',
// Political
Cp: 'Subsector Capital',
Cs: 'Sector Capital',
Cx: 'Capital',
Cy: 'Colony',
// Special
Sa: 'Satellite',
Fo: 'Forbidden',
Pz: 'Puzzle',
Da: 'Danger',
Ab: 'Data Repository',
An: 'Ancient Site',
Rs: 'Research Station',
RsA: 'Research Station Alpha',
RsB: 'Research Station Beta',
RsG: 'Research Station Gamma',
RsD: 'Research Station Delta',
RsE: 'Research Station Epsilon',
RsZ: 'Research Station Zeta',
RsH: 'Research Station Eta',
RsT: 'Research Station Theta',
// Legacy
Nh: 'Non-Hiver Population',
Nk: "Non-K'kree Population",
Tp: 'Terra-prime',
Tn: 'Terra-norm',
Lt: 'Low Technology',
Ht: 'High Technology',
//Fa: 'Fascinating', // Conflicts with T5: Farming.
St: 'Steppeworld',
Ex: 'Exile Camp',
//Pr: 'Prison World', // Conflicts with T5: Pre-Rich.
Xb: 'Xboat Station',
Cr: 'Reserve Capital'
};
const REMARKS_PATTERNS = [
// Special
[/^Rs\w$/, 'Research Station'],
[/^Rw:?\w$/, 'Refugee World'],
// Ownership
[ /^O:\d\d\d\d$/, 'Controlled'],
[ /^O:\d\d\d\d-\w+$/, 'Controlled'],
[ /^O:\w\w$/, 'Controlled'],
[ /^Mr:\d\d\d\d$/, 'Military rule'],
// Sophonts
[ /^\[.*\]\??$/, 'Homeworld'],
[ /^\(.*\)\??$/, 'Homeworld'],
[ /^\(.*\)(\d)$/, 'Homeworld, Population $1$`0%'],
[ /^Di\(.*\)$/, 'Homeworld, Extinct'],
[ /^([A-Z][A-Za-z']{3})([0-9W?])$/, decodeSophontPopulation],
[ /^([ACDFHIMVXZ])([0-9w])$/, decodeSophontPopulation],
// Comments
[ /^\{.*\}$/, '']
];
const BASE_TABLE = {
C: 'Corsair Base',
D: 'Naval Depot',
E: 'Embassy',
H: 'Hiver Supply Base', // For TNE
I: 'Interface', // For TNE
K: 'Naval Base',
L: 'Naval Base', // Obsolete
M: 'Military Base',
N: 'Naval Base',
O: 'Naval Outpost', // Obsolete
R: 'Clan Base',
S: 'Scout Base',
// T: 'Terminus', // For TNE - name Collision
T: 'Tlauku Base',
V: 'Exploration Base',
W: 'Way Station',
X: 'Relay Station', // Obsolete
Z: 'Naval/Military Base' // Obsolete
};
const SOPHONT_TABLE = {
// Legacy codes
'A': 'Aslan',
'C': 'Chirper',
'D': 'Droyne',
'F': 'Non-Hiver',
'H': 'Hiver',
'I': 'Ithklur',
'M': 'Human',
'V': 'Vargr',
'X': 'Addaxur',
'Z': 'Zhodani'
// T5SS codes populated by live data
};
// Promise - resolved once sophont table is fully populated.
const SOPHONTS_FETCHED = (async () => {
const response = await fetch(Traveller.MapService.makeURL('/t5ss/sophonts'));
if (!response.ok) throw Error(response.statusText);
const sophonts = await response.json();
sophonts.forEach(sophont => {
SOPHONT_TABLE[sophont.Code] = sophont.Name;
});
})();
// Promise - resolved once world details is available.
const DETAILS_FETCHED = (async () => {
const response = await fetch(Traveller.MapService.makeURL('/res/maps/world_details.json'));
if (!response.ok) throw Error(response.statusText);
return await response.json();
})();
const STELLAR_TABLE = {
// Ordinary stars
Ia: 'Supergiant',
Ib: 'Supergiant',
II: 'Giant',
III: 'Giant',
IV: 'Subgiant',
V: 'Dwarf (Main Sequence)',
VI: 'Subdwarf', // Obsolete
VII: 'White Dwarf', // Obsolete
// Compact stars
D: 'White Dwarf',
BD: 'Brown Dwarf',
BH: 'Black Hole',
PSR: 'Pulsar',
NS: 'Neutron Star'
};
const STELLAR_OVERRIDES = {
// Avoid "blue dwarf" for O and B, "white dwarf" for A.
'Main Sequence': /^[OBA][0-9] V$/,
};
const STELLAR_COLOR = {
'Blue': /^[OB][0-9] /,
'White': /^A[0-9] /,
'Yellow-White': /^F[0-9] /,
'Yellow': /^G[0-9] /,
'Orange': /^K[0-9] /,
'Red': /^M[0-9] /,
};
const fetch_status = new Map();
async function fetchImage(url) {
if (fetch_status.has(url) && !fetch_status.get(url))
throw new Error('Image not available');
try {
const img = await Util.fetchImage(url);
fetch_status.set(url, true);
return img;
} catch (err) {
fetch_status.set(url, false);
throw err;
}
}
async function checkImage(url) {
if (fetch_status.has(url))
return fetch_status.get(url);
try {
const img = await fetchImage(url);
return true;
} catch (ex) {
showConsoleNotice();
return false;
}
}
function decodeSophontPopulation(match, code, pop) {
const name = SOPHONT_TABLE[code] || 'Sophont';
if (pop === '0')
pop = '< 10%';
else if (pop === 'W' || pop === 'w')
pop = '100%';
else if (pop === '?')
pop = 'Unknown';
else
pop = pop + '0%';
return `${name}, Population ${pop}`;
}
function numberWithCommas(x) {
return String(x).replace(/\B(?=(\d{3})+(?!\d))/g, ',');
}
Traveller.splitUWP = function splitUWP(uwp) {
return {
Starport: uwp.substring(0, 1),
Siz: uwp.substring(1, 2),
Atm: uwp.substring(2, 3),
Hyd: uwp.substring(3, 4),
Pop: uwp.substring(4, 5),
Gov: uwp.substring(5, 6),
Law: uwp.substring(6, 7),
Tech: uwp.substring(8, 9)
};
};
Traveller.splitPBG = function splitPBG(pbg) {
function fix(value, replacement) {
return value === -1 ? replacement : value;
}
return {
Pop: Traveller.fromHex(pbg.substring(0, 1)),
Belts: fix(Traveller.fromHex(pbg.substring(1, 2)), '???'),
GG: fix(Traveller.fromHex(pbg.substring(2, 3)), '???')
};
};
Traveller.splitRemarks = function splitRemarks(remarks) {
if (!remarks) return [];
return remarks.match(/(Di)?\([^)]*\)[0-9?]?|\[[^\]]*\][0-9?]?|{[^}]*}|\S+/g);
};
Traveller.parseIx = function parseIx(ix) {
return parseFloat((ix || '').replace(/^{\s*|\s*}$/g, ''));
};
function hasCode(world, c) {
return world.Remarks && world.Remarks.some(r => r.code === c);
}
Traveller.prepareWorld = async world => {
if (!world) return undefined;
await Promise.all([SOPHONTS_FETCHED, DETAILS_FETCHED]);
world.raw = Object.assign({}, world);
world.isPlaceholder = (world.UWP === 'XXXXXXX-X' || world.UWP === '???????-?');
// UWP - StSAHPGL-T
world.UWP = Traveller.splitUWP(world.UWP);
world.UWP.StarportBlurb = STARPORT_TABLE[world.UWP.Starport];
world.UWP.SizBlurb = SIZ_TABLE[world.UWP.Siz];
world.UWP.AtmBlurb = ATM_TABLE[world.UWP.Atm];
world.UWP.HydBlurb = HYD_TABLE[world.UWP.Hyd];
world.UWP.PopBlurb = POP_TABLE[world.UWP.Pop];
world.UWP.GovBlurb = GOV_TABLE[world.UWP.Gov];
world.UWP.LawBlurb = LAW_TABLE[world.UWP.Law];
world.UWP.TechBlurb = TECH_TABLE[world.UWP.Tech];
// PBG
world.PBG = Traveller.splitPBG(world.PBG);
world.PopMult = world.PBG.Pop;
world.PopExp = Traveller.fromHex(world.UWP.Pop);
if (world.PopExp > 0 && world.PopMult === 0)
world.PopMult = 1;
if (world.PopExp >= 0 && world.PopMult >= 0)
world.TotalPopulation = numberWithCommas(world.PopMult * Math.pow(10, world.PopExp));
const UNICODE_MINUS = '\u2212'; // U+2212 MINUS SIGN
// Importance {Ix}
if (!world.Ix) delete world.Ix;
if (world.Ix) {
const ix = Traveller.parseIx(world.Ix);
world.Ix = {
Imp: String(ix)
};
world.Ix.ImpBlurb = IX_IMP_TABLE[world.Ix.Imp];
world.Ix.Imp = world.Ix.Imp.replace('-', UNICODE_MINUS);
}
// Economics (Ex)
if (!world.Ex) delete world.Ex;
if (world.Ex) {
const ex = world.Ex.replace(/^\(\s*|\s*\)$/g, '');
world.Ex = {
Res: ex.substring(0, 1),
Lab: ex.substring(1, 2),
Inf: ex.substring(2, 3),
Eff: ex.substring(3)
};
world.Ex.ResBlurb = EX_RESOURCES_TABLE[world.Ex.Res];
world.Ex.LabBlurb = EX_LABOR_TABLE[world.Ex.Lab];
world.Ex.InfBlurb = EX_INFRASTRUCTURE_TABLE[world.Ex.Inf];
world.Ex.EffBlurb = EX_EFFICIENCY_TABLE[world.Ex.Eff];
world.Ex.Eff = world.Ex.Eff.replace('-', UNICODE_MINUS);
}
// Culture [Cx]
if (!world.Cx) delete world.Cx;
if (world.Cx) {
const cx = world.Cx.replace(/^\[\s*|\s*\]$/g, '');
world.Cx = {
Het: cx.substring(0, 1),
Acc: cx.substring(1, 2),
Str: cx.substring(2, 3),
Sym: cx.substring(3, 4)
};
world.Cx.HetBlurb = CX_HETEROGENEITY_TABLE[world.Cx.Het];
world.Cx.AccBlurb = CX_ACCEPTANCE_TABLE[world.Cx.Acc];
world.Cx.StrBlurb = CX_STRANGENESS_TABLE[world.Cx.Str];
world.Cx.SymBlurb = CX_SYMBOLS_TABLE[world.Cx.Sym];
}
// Nobility
if (world.Nobility) {
world.Nobility = world.Nobility.split('').map(
s => s.replace(/./, n => NOBILITY_TABLE[n] || '???')
);
}
// Remarks
if (world.Remarks) {
world.Remarks = Traveller.splitRemarks(world.Remarks).map(s => {
if (s in REMARKS_TABLE) return {code: s, detail: REMARKS_TABLE[s]};
for (let i = 0; i < REMARKS_PATTERNS.length; ++i) {
const pattern = REMARKS_PATTERNS[i][0], replacement = REMARKS_PATTERNS[i][1];
if (pattern.test(s)) return {code: s, detail: s.replace(pattern, replacement)};
}
return {code: s, detail: '???'};
});
}
// Bases
world.Bases = ((code, allegiance) => {
if (allegiance.match(/^Zh/)) {
if (code == 'KM') return 'Zhodani Base';
if (code == 'W') return 'Zhodani Relay Station';
}
return code.split('').map(code => BASE_TABLE[code]);
})(world.Bases || '', world.Allegiance || '');
if (world.Remarks) {
world.Remarks.forEach(remark => {
if (['Re','Px','Ex'].includes(remark.code) || remark.code.startsWith('Rs'))
world.Bases.push(remark.detail);
});
}
// Stars
world.Stars = world.Stellar
.replace(/[OBAFGKM][0-9] D/g, 'D')
.split(/\s+(?!Ia|Ib|II|III|IV|V|VI|VII)/)
.map(code => {
const last = code.split(/\s+/).pop();
let detail = STELLAR_TABLE[last];
Object.keys(STELLAR_OVERRIDES).forEach(key => {
if (code.match(STELLAR_OVERRIDES[key]))
detail = key;
});
// Prepend color for ordinary stars
Object.keys(STELLAR_COLOR).forEach(key => {
if (code.match(STELLAR_COLOR[key]))
detail = key + ' ' + detail;
});
return {code, detail};
});
// Zone
world.Zone = (zone => {
switch (zone) {
case 'A': return { rule: 'Caution', rating: 'Amber', className: 'amber'};
case 'R': return { rule: 'Restricted', rating: 'Red', className: 'red'};
case 'B': return { rule: 'Technologically Elevated Dictatorship',
rating: 'c/o Coalition Data Services', className: 'ted'};
case 'F': return { rule: 'Forbidden', rating: 'c/o Consulate Data Services',
className: 'forbidden'};
case 'U': return { rule: 'Unabsorbed', rating: 'c/o Consulate Data Services',
className: 'unabsorbed'};
default: return { rule: 'No Restrictions', rating: 'Green', className: 'green'};
}
})(world.Zone);
// Worlds
if (world.Worlds) {
world.Worlds = Number(world.Worlds);
world.OtherWorlds = Math.max(world.Worlds - 1 - world.PBG.Belts - world.PBG.GG, 0);
}
// Wiki Links
function makeWikiURL(suffix) {
return 'https://wiki.travellerrpg.com/' + encodeURIComponent(suffix.replace(/ /g, '_'));
}
world.world_url = makeWikiURL(world.Name + ' (world)');
world.world_url_noscheme = world.world_url.replace(/^\w+:\/\//, '');
world.ss_url = makeWikiURL(world.SubsectorName + ' Subsector');
world.ss_url_noscheme = world.ss_url.replace(/^\w+:\/\//, '');
world.sector_url = makeWikiURL(world.Sector + ' Sector');
world.sector_url_noscheme = world.sector_url.replace(/^\w+:\/\//, '');
// Map Generator
const GENERATOR_BASE = 'https://travellerworlds.com/';
const map_generator_options = {
hex: world.Hex,
sector: world.Sector,
name: world.Name,
uwp: world.raw.UWP,
tc: Traveller.splitRemarks(world.raw.Remarks),
iX: Traveller.parseIx(world.raw.Ix) || '',
eX: world.raw.Ex || '',
cX: world.raw.Cx || '',
pbg: world.raw.PBG,
worlds: world.raw.Worlds,
bases: world.raw.Bases,
travelZone: world.raw.Zone,
nobz: world.raw.Nobility,
allegiance: world.raw.Allegiance,
stellar: world.raw.Stellar,
seed: world.Hex + world.Hex,
place_nobz: 1
};
world.map_link = Util.makeURL(GENERATOR_BASE + '', map_generator_options);
world.map_source_link = Util.makeURL(GENERATOR_BASE + '', map_generator_options);
const map_thumb = worldImageURL(world, 'map_thumb');
const map = worldImageURL(world, 'map');
world.map_exists = checkImage(map_thumb);
world.map_exists.then(async exists => {
if (exists) {
world.map_thumb = map_thumb;
world.map = map;
world.map_details = (await DETAILS_FETCHED)[world.SectorAbbreviation + ' ' + world.Hex];
}
});
return world;
};
function supportsCompositeMode(ctx, mode) {
const orig = ctx.globalCompositeOperation;
ctx.globalCompositeOperation = mode;
const result = ctx.globalCompositeOperation === mode;
ctx.globalCompositeOperation = orig;
return result;
}
const showConsoleNotice = Util.once(() => {
if (!console || !console.log) return;
console.log('The "404 (Not Found)" error for world images is expected, and is not a bug.');
});
Traveller.renderWorldImage = async (world, canvas) => {
if (!world) return undefined;
const w = canvas.width, h = canvas.height;
const bg = worldImageURL(
(!world.isPlaceholder && hasCode(world, 'Sa')) ? 'gg.jpg' : 'stars.png',
'background');
const SIZES = [
{ width: 0.80, height: 0.45 },
{ width: 0.25, height: 0.25 },
{ width: 0.30, height: 0.30 },
{ width: 0.35, height: 0.35 },
{ width: 0.40, height: 0.40 },
{ width: 0.45, height: 0.45 },
{ width: 0.50, height: 0.50 },
{ width: 0.55, height: 0.55 },
{ width: 0.60, height: 0.60 },
{ width: 0.65, height: 0.65 },
{ width: 0.70, height: 0.70 },
{ width: 0.75, height: 0.75 },
{ width: 0.80, height: 0.80 },
{ width: 0.85, height: 0.85 },
{ width: 0.90, height: 0.90 },
{ width: 0.95, height: 0.95 }
];
const render = worldImageURL(world, 'render');
const generic = worldImageURL(world, 'generic');
let isRender = true;
const size = SIZES[world.UWP.Siz] || {width: 0.5, height: 0.5};
const images = await Promise.all([
// Background
fetchImage(bg),
// Foreground
(async () => {
if (world.isPlaceholder)
return null;
try {
const image = await fetchImage(render);
size.height = size.width * image.naturalHeight / image.naturalWidth;
return image;
} catch (ex) {
showConsoleNotice();
isRender = false;
return await fetchImage(generic);
}
})()
]);
const bgimg = images[0];
const fgimg = images[1]; // null if isPlaceholder
const ctx = canvas.getContext('2d');
ctx.save();
try {
ctx.imageSmoothingEnabled = true;
if (!fgimg) {
ctx.drawImage(bgimg, 0, 0, w, h);
const label = '?';
const th = h * 2/3;
ctx.font = `${th}px sans-serif`;
ctx.fillStyle = 'white';
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillText(label, w/2, h/2);
return world;
}
const iw = w * size.width, ih = h * size.height;
const ix = (w - iw) / 2, iy = (h - ih) / 2;
let m;
if (!isRender &&
supportsCompositeMode(ctx, 'destination-in') &&
supportsCompositeMode(ctx, 'destination-over') &&
supportsCompositeMode(ctx, 'multiply') &&
world.Stars && (m = /^([OBAFGKM])([0-9])/.exec(world.Stars[0].code))) {
// Advanced - color blend image.
const t = class2temp(m[1], m[2]);
const c = temp2color(t);
ctx.fillStyle = `rgb(${c.r},${c.g},${c.b})`;
ctx.fillRect(ix, iy, iw, ih);
ctx.globalCompositeOperation = 'destination-in';
ctx.drawImage(fgimg, ix, iy, iw, ih);
ctx.globalCompositeOperation = 'multiply';
ctx.drawImage(fgimg, ix, iy, iw, ih);
ctx.globalCompositeOperation = 'destination-over';
ctx.drawImage(bgimg, 0, 0, w, h);
} else {
// Basic - background then foreground.
ctx.drawImage(bgimg, 0, 0, w, h);
ctx.drawImage(fgimg, ix, iy, iw, ih);
}
return world;
} finally {
ctx.restore();
}
};
// Convert stellar class (e.g. 'G', '2') to temperature (Kelvin).
// Curve fit based on data from:
// http://www.uni.edu/morgans/astro/course/Notes/section2/spectraltemps.html
function class2temp(c, f) {
const n = 'OBAFGKM'.indexOf(c) + Number(f) / 10;
return 26684.83 * Math.pow(n, -1.127977);
}