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author	paulo
date	Thu, 01 Sep 2016 18:22:23 -0600
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1 <html>

2 <head>

3 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">

4 <title>Life Calendar</title>

5 <style type="text/css">

6 body {

7 padding: 0;

8 margin: 0;

9 position: relative;

10 font-family: sans-serif;

11 background-size: cover;

12 }

14 a, a:visited {

15 color: #70BCF9;

16 }

18 table {

19 width: 100%;

20 height: 100%;

21 }

23 table, td {

24 border: 1px solid;

25 border-collapse: collapse;

26 padding: 0;

27 margin: 0;

28 }

30 div#welcome {

31 display: none;

33 width: 50vw;

34 margin: 8vh auto 0;

35 }

37 div#welcome h1 {

38 text-align: center;

39 text-transform: uppercase;

40 font-family: serif;

41 font-size: 4em;

42 }

43 div#welcome form {

44 border: 1px solid #999999;

45 padding: 10px 20px;

46 }

48 div#welcome .settings {

49 margin-left: 5px;

50 padding: 5px;

51 }

53 div#welcome div#footer {

54 color: #a6a6a6;

55 padding-top: 50px;

56 text-align: center;

57 }

59 #settingsForm span.unhappyMessage {

60 font-size: 0.8em;

61 padding-left: 10px;

62 }

64 div#tooltip {

65 background-color: #5070D0;

66 padding: 0.5em;

67 }

69 div#tooltip h1 {

70 color: #DFDFDF;

71 font-size: 1.25em;

72 margin: 1px;

73 }

75 div#tooltip h2 {

76 color: #AAAAAA;

77 font-size: 0.75em;

78 font-weight: normal;

79 margin: 1px;

80 }

82 td {

83 border-color: #FFFFFF;

84 }

86 table {

87 border-color: #FFFFFF;

88 }

90 tr.previous td {

91 background-color: #BBBBBB;

92 }

94 tr.current td.partial {

95 background-color: #CCDDCC;

96 }

98 tr.current td.today {

99 background-color: #DDDDCC;

100 }

101

102 tr.current td.future {

103 background-color: #DDCCCC;

104 }

105

106 tr.future {

107 background-color: #DDDDDD;

108 }

109

110 </style>

111 <script src="jquery-2.1.3.min.js"></script>

112 <script src="happy.js"></script>

113 <script src="tooltip.js"></script>

114

115 <script type="text/javascript">

116 var nWeeks = 52;

117 var nMsPerDay = 3600 * 24 * 1000;

118 var nMsPerWeek = 7 * nMsPerDay;

119 var QSParams;

120

121 var birthday;

122 var birthdayString;

123 var birthdayDate;

124

125 var lifespan;

126

127 var age;

128 var ageYears;

129 var remainder;

130

131 var previousYears;

132 var futureYears;

133 var remainderWeeks;

134 var restOfYearWeeks;

135

136 function validateBirthday(birthday) {

137 var birthdayPattern = /^[0-9]{4}-[0-9]{2}-[0-9]{2}$/;

138 return birthdayPattern.test( $("#birthday").val());

139 }

140

141 function validateLifespan(lifespan) {

142 var lifespanPattern = /^[0-9]{1,3}$/;

143 return lifespanPattern.test( $("#lifespan").val());

144 }

145

146 // Read a page's GET URL variables and return them as an associative array.

147 // From http://jquery-howto.blogspot.ca/2009/09/get-url-parameters-values-with-jquery.html

148 function getQSParams()

149 {

150 var vars = [], hash;

151 var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');

152 for(var i = 0; i < hashes.length; i++)

153 {

154 hash = hashes[i].split('=');

155 vars.push(hash[0]);

156 vars[hash[0]] = hash[1];

157 }

158 return vars;

159 }

160

161 function isLeapYear(year) {

162 var d = new Date(year, 1, 28);

163 d.setDate(d.getDate() + 1);

164 return d.getMonth() == 1;

165 }

166

167 function getAge(date) {

168 var d = new Date(date), now = new Date();

169 var years = now.getFullYear() - d.getFullYear();

170 d.setFullYear(d.getFullYear() + years);

171 if (d > now) {

172 years--;

173 d.setFullYear(d.getFullYear() - 1);

174 }

175 var days = (now.getTime() - d.getTime()) / nMsPerDay;

176 return years + days / (isLeapYear(now.getFullYear()) ? 366 : 365);

177 }

178

179 function getCalendar(d, week, year) {

180 var c = new Date(d);

181 c.setFullYear(d.getFullYear() + year);

182 c.setTime(c.getTime() + (week * nMsPerWeek));

183 return c;

184 }

185

186 function getWeekYearCal(e, week) {

187 var yearParent = e.parentNode;

188 var calParent = yearParent.parentNode;

189 var year;

190 for (year = 0; year < calParent.childNodes.length; year++) {

191 if (calParent.childNodes[year] === yearParent) {

192 break;

193 }

194 }

195 var cal = getCalendar(birthdayDate, week, year);

196 return {

197 week: week,

198 year: year,

199 cal: cal,

200 }

201 }

202

203 function loop(x, f) {

204 for (var i = 0; i < x; f(i++));

205 }

206

207 function mapLoop(x, f) {

208 var ret = [];

209 for (var i = 0; i < x; i++) {

210 ret.push(f(i));

211 }

212 return ret;

213 }

214

215 function cycleColors(e) {

216 var colors = [

217 undefined,

218 "black",

219 "red",

220 "green",

221 "blue",

222 "white",

223 ];

224

225 var i = 0;

226 for (; i < colors.length, colors[i] != e._fill_color; i++);

227 e._fill_color = colors[(i + 1) % colors.length];

228 if (e._fill_color != undefined) {

229 e.setAttribute("style", "background-color: " + e._fill_color);

230 } else {

231 e.setAttribute("style", undefined);

232 }

233 }

234

235 function _createElement(tagName, className) {

236 var e = document.createElement(tagName);

237 if (className) {

238 e.className = className;

239 }

240 return e;

241 }

242

243 function weekElem(className) {

244 return _createElement("td", className);

245 }

246

247 function yearElem(className) {

248 return _createElement("tr", className);

249 }

250

251 function yearWeekElems() {

252 return mapLoop(nWeeks, function(i) {

253 var e = weekElem();

254 addWeekMouseEvents(e, i);

255 return e;

256 });

257 }

258

259 function addWeekMouseEvents(e, i) {

260 e.addEventListener("mouseover", function(evt) {

261 var wyc = getWeekYearCal(e, i);

262 var calYear = wyc.cal.getFullYear();

263 var calMonth = wyc.cal.getMonth() + 1;

264 var calDay = wyc.cal.getDate();

265 createTooltip(evt, calYear + '-' + calMonth + '-' + calDay, "(Week: " + wyc.week + ", Year: " + wyc.year + ")");

266 });

267 e.addEventListener("click", function() {

268 cycleColors(e);

269 });

270 }

271

272 $( document ).ready(function() {

273 $( "#settingsForm" ).isHappy({

274 fields: {

275 '#birthday': {

276 required: true,

277 test: validateBirthday,

278 message: 'Please enter your birthday (like YYYY-MM-DD).'

279 },

280 '#lifespan': {

281 required: true,

282 test: validateLifespan,

283 message: 'Please enter your expected lifespan (like 90)'

284 }

285 }

286 });

287

288 QSParams = getQSParams();

289

290 if(!("birthday" in QSParams) | !("lifespan" in QSParams)) {

291 // Show the form

292 $("#welcome").css("display", "block");

293

294 // Give the first field focus

295 $("#birthday").focus();

296 return;

297 }

298

299 $("body").append( '<table id="calendar"></table>' );

300

301 birthday = QSParams["birthday"];

302 birthdayString = birthday + "T00:00:00";

303 birthdayDate = new Date(birthdayString);

304

305 lifespan = QSParams["lifespan"];

306

307 age = getAge(birthdayDate);

308 ageYears = Math.floor(age);

309 remainder = age - ageYears;

310

311 previousYears = (ageYears).toFixed(0);

312

313 if( lifespan > ageYears) {

314 futureYears = lifespan - ageYears - 1;

315 remainderWeeks = Math.floor(remainder * nWeeks);

316 restOfYearWeeks = Math.ceil(nWeeks - remainderWeeks) - 1;

317 } else {

318 futureYears = 0;

319 remainderWeeks = nWeeks;

320 restOfYearWeeks = 0;

321 }

322

323 // Fill in lived years

324 loop(previousYears, function() {

325 var tr = yearElem("previous");

326 $(tr).append(yearWeekElems());

327 $("#calendar").append(tr);

328 })

329

330 // Fill in the current birth-year (the number of weeks elapsed since the most recent birthday.)

331 var current_tr = yearElem("current");

332 loop(remainderWeeks, function(i) {

333 var e = weekElem("partial");

334 addWeekMouseEvents(e, i);

335 $(current_tr).append(e);

336 })

337 var e = weekElem("today");

338 addWeekMouseEvents(e, remainderWeeks);

339 $(current_tr).append(e);

340 loop(restOfYearWeeks, function(i) {

341 var e = weekElem("future");

342 addWeekMouseEvents(e, remainderWeeks + 1 + i);

343 $(current_tr).append(e);

344 })

345 $("#calendar").append(current_tr);

346

347 // Fill in future years

348 loop(futureYears, function() {

349 var tr = yearElem("future");

350 $(tr).append(yearWeekElems());

351 $("#calendar").append(tr);

352 })

353 });

354 </script>

355 </head>

356 <body>

357 <div id="welcome">

358 <h1>Life Calendar</h1>

359 <p>

360 A minimalist life calendar. Shows the number of weeks you've lived and the number of weeks you

361 have left.

362 </p>

363 <form method="get" action="" id="settingsForm">

364 <p>

365 <label for="birthday">Birthday:

366 <input class="settings" id="birthday" name="birthday" placeholder="1985-01-01"/>

367 </label>

368 </p>

369 <p>

370 <label for="lifespan">Life expectancy:

371 <input class="settings" id="lifespan" name="lifespan" placeholder="90"/>

372 </label>

373 </p>

374 <p>

375 <input type="submit" id="submit" value="Show calendar" />

376 </p>

377 </form>

378 <div id="footer">

379 <p>

380 Based on <a href="http://waitbutwhy.com/2014/05/life-weeks.html">Your Life in Weeks</a>

381 and <a href="http://count.life">count.life</a>.

382 </p>

383 </div>

384 </div>

385 </body>

386 </html>

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