opencafe /
datium
| @@ 230-257 (lines=28) @@ | ||
| 227 | * |
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| 228 | *\_________________________________________________________/ |
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| 229 | */ |
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| 230 | 'leap_year' => function ($year) { |
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| 231 | ||
| 232 | $a = 0.025; |
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| 233 | ||
| 234 | $b = 266; |
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| 235 | ||
| 236 | if ($year > 0) { |
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| 237 | $leapDays0 = (($year + 38) % 2820)*0.24219 + $a; |
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| 238 | // 0.24219 ~ extra days of one year |
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| 239 | $leapDays1 = (($year + 39) % 2820)*0.24219 + $a; |
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| 240 | // 38 days is the difference of epoch to 2820-year cycle |
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| 241 | } elseif ($year < 0) { |
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| 242 | $leapDays0 = (($year + 39) % 2820)*0.24219 + $a; |
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| 243 | $leapDays1 = (($year + 40) % 2820)*0.24219 + $a; |
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| 244 | } else { |
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| 245 | return false; |
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| 246 | } |
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| 247 | ||
| 248 | $frac0 = intval(($leapDays0 - intval($leapDays0))*1000); |
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| 249 | $frac1 = intval(($leapDays1 - intval($leapDays1))*1000); |
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| 250 | ||
| 251 | if ($frac0 <= $b && $frac1 > $b) { |
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| 252 | return true; |
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| 253 | } else { |
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| 254 | return false; |
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| 255 | } |
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| 256 | ||
| 257 | }, |
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| 258 | ||
| 259 | /************************************************************ |
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| 260 | * Weekend |
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| @@ 355-382 (lines=28) @@ | ||
| 352 | * |
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| 353 | *\_________________________________________________________/ |
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| 354 | */ |
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| 355 | 'leap_year' => function ($year) { |
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| 356 | ||
| 357 | $a = 0.025; |
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| 358 | ||
| 359 | $b = 266; |
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| 360 | ||
| 361 | if ($year > 0) { |
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| 362 | $leapDays0 = (($year + 38) % 2820)*0.24219 + $a; |
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| 363 | // 0.24219 ~ extra days of one year |
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| 364 | $leapDays1 = (($year + 39) % 2820)*0.24219 + $a; |
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| 365 | // 38 days is the difference of epoch to 2820-year cycle |
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| 366 | } elseif ($year < 0) { |
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| 367 | $leapDays0 = (($year + 39) % 2820)*0.24219 + $a; |
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| 368 | $leapDays1 = (($year + 40) % 2820)*0.24219 + $a; |
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| 369 | } else { |
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| 370 | return false; |
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| 371 | } |
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| 372 | ||
| 373 | $frac0 = intval(($leapDays0 - intval($leapDays0))*1000); |
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| 374 | $frac1 = intval(($leapDays1 - intval($leapDays1))*1000); |
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| 375 | ||
| 376 | if ($frac0 <= $b && $frac1 > $b) { |
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| 377 | return true; |
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| 378 | } else { |
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| 379 | return false; |
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| 380 | } |
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| 381 | ||
| 382 | }, |
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| 383 | ||
| 384 | /************************************************************ |
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| 385 | * Weekend |
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