Preparations for AdventOfCode section

www/internals/adventofcode.php

@@ -0,0 +1,128 @@
+<?php
+
+class AdventOfCode
+{
+	const YEARS =
+	[
+		'2018' => [ 'url-aoc'=>'https://adventofcode.com/2018/day/', 'blog-id' => 23, 'github' => 'https://github.com/Mikescher/AdventOfCode2018' ],
+		'2019' => [ 'url-aoc'=>'https://adventofcode.com/2019/day/', 'blog-id' => 24, 'github' => 'https://github.com/Mikescher/AdventOfCode2019' ],
+	];
+
+	const LANGUAGES =
+	[
+		'cs' => ['ext'=>'linq', 'css'=>'language-csharp', 'name'=>'C#'],
+	];
+
+	public static function listAllFromAllYears()
+	{
+		$all = require (__DIR__ . '/../statics/aoc/__all.php');
+
+		array_walk($all, function(&$value, $year) { array_walk($value, function (&$innervalue) use ($year) { $innervalue = self::readSingle($year, $innervalue); }); });
+
+		return $all;
+	}
+
+	public static function listSingleYear($year)
+	{
+		$all = require (__DIR__ . '/../statics/aoc/__all.php');
+
+		return array_map('self::readSingle', $all[$year]);
+	}
+
+	public static function listYears()
+	{
+		$all = require (__DIR__ . '/../statics/aoc/__all.php');
+
+		return array_keys($all);
+	}
+
+	public static function readSingle($year, $a)
+	{
+		$yeardata = self::YEARS[$year];
+
+		$n2p = str_pad($a['day'], 2, '0', STR_PAD_LEFT);
+		$a['day-padded'] = $n2p;
+
+		$a['url']       = '/blog/' . $yeardata['blog-id'] . '/Advent_of_Code_' . $year . '/day-' . $n2p;
+		$a['canonical'] = "https://www.mikescher.com" . $a['url'];
+
+		$a['url_aoc']    = $yeardata['url-aoc'] . $a['day']; // adventofcode.com/{year}/day/{day}
+
+		$a['file_challenge'] = (__DIR__ . '/../statics/aoc/'.$year.'/'.$n2p.'_challenge.txt');
+		$a['file_input']     = (__DIR__ . '/../statics/aoc/'.$year.'/'.$n2p.'_input.txt');
+
+		$solutionfiles = [];
+
+		foreach ($a['languages'] as $language)
+		{
+			for ($i=1; $i <= $a['parts']; $i++)
+			{
+				$solutionfiles []= (__DIR__ . '/../statics/aoc/' . $year . '/' . $n2p . '-' . $i . '.' . self::LANGUAGES[$language]['ext']);
+			}
+		}
+
+		$a['file_solutions'] = $solutionfiles;
+
+		return $a;
+	}
+
+	public static function getDayFromStrIdent($year, $ident)
+	{
+		$e = explode('-', $ident, 2); // day-xxx
+		if (count($e)!==2) return null;
+
+		$i = intval($e[1], 10);
+		if ($i == 0) return null;
+
+		return self::getSingleDay($year, $i);
+	}
+
+	public static function getSingleDay($year, $day)
+	{
+		foreach (self::listSingleYear($year) as $aocd) {
+			if ($aocd['day'] == $day) return $aocd;
+		}
+		return null;
+	}
+
+	public static function checkConsistency()
+	{
+		$warn = null;
+
+		foreach (self::listAllFromAllYears() as $year => $yd)
+		{
+			$daylist = [];
+			$titlelist = [];
+
+			if (!array_key_exists($year, self::YEARS)) return ['result'=>'err', 'message' => 'Invalid Year: ' . $year];
+
+			foreach ($yd as $aocdata)
+			{
+				if (in_array($aocdata['day'], $daylist)) return ['result'=>'err', 'message' => 'Duplicate day ' . $aocdata['day']];
+				$daylist []= $aocdata['day'];
+
+				if (in_array($aocdata['title'], $titlelist)) return ['result'=>'err', 'message' => 'Duplicate title ' . $aocdata['title']];
+				$titlelist []= $aocdata['title'];
+
+				if (count($aocdata['solutions']) !== $aocdata['parts'])      return ['result'=>'err', 'message' => 'Not enough solution-values in day' . $aocdata['day']];
+				if (count($aocdata['file_solutions']) !== $aocdata['parts']) return ['result'=>'err', 'message' => 'Not enough solution-files in day' . $aocdata['day']];
+
+				if (!file_exists($aocdata['file_challenge'])) return ['result'=>'err', 'message' => 'file_challenge not found ' . $aocdata['file_challenge']];
+				if (!file_exists($aocdata['file_input']))     return ['result'=>'err', 'message' => 'file_input not found ' .     $aocdata['file_input']];
+
+				foreach ($aocdata['file_solutions'] as $sfile)
+				{
+					if (!file_exists($sfile)) return ['result'=>'err', 'message' => 'file_solution[?] not found ' . $sfile];
+				}
+
+				foreach ($aocdata['languages'] as $lang)
+				{
+					if (!array_key_exists($lang, self::LANGUAGES)) return ['result'=>'err', 'message' => 'Unknown language ' . $lang];
+				}
+			}
+		}
+
+		if ($warn != null) return $warn;
+		return ['result'=>'ok', 'message' => ''];
+	}
+}

www/internals/blog.php

@@ -6,10 +6,10 @@ class Blog
 	{
 		$all = require (__DIR__ . '/../statics/blog/__all.php');
 
-		return array_map('self::completeSingle', $all);
+		return array_map('self::readSingle', $all);
 	}
 
-	private static function completeSingle($d)
+	private static function readSingle($d)
 	{
 		if ($d['cat']==='blog')
 			$d['url'] = "/blog/" . $d['id'] . "/" . destructiveUrlEncode($d['title']);
@@ -20,6 +20,8 @@ class Blog
 
 		$d['file_fragment'] = __DIR__ . '/../statics/blog/' . $d['fragment'];
 
+		if (!array_key_exists('extras', $d)) $d['extras'] = [];
+
 		return $d;
 	}
 
@@ -66,6 +68,12 @@ class Blog
 
 				// aok
 
+			} else if ($post['type'] === 'aoc') {
+
+				if (!array_key_exists('aoc:year', $post['extras'])) return ['result'=>'err', 'message' => 'AdventOfCode metadata [aoc:year] missing: ' . $post['title']];
+
+				// aok
+
 			} else {
 
 				return ['result'=>'err', 'message' => 'Unknown type ' . $post['type']];

www/internals/euler.php

@@ -34,7 +34,7 @@ class Euler
 
 	public static function getEulerProblemFromStrIdent($ident)
 	{
-		$e = explode('-', $ident, 2);
+		$e = explode('-', $ident, 2); // problem-xxx
 		if (count($e)!==2) return null;
 
 		$i = intval($e[1], 10);