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<?php |
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/** |
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* parsing "old-school" numbers into actual numbers |
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* _ _ _ _ _ _ _ |
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* | _| _||_||_ |_ ||_||_| |
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* ||_ _| | _||_| ||_| _| |
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*/ |
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$characterMapping = [ |
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' | |' => 1, |
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' _ _||_ ' => 2, |
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' _ _| _|' => 3, |
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' |_| |' => 4, |
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' _ |_ _|' => 5, |
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' _ |_ |_|' => 6, |
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' _ | |' => 7, |
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' _ |_||_|' => 8, |
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' _ |_| _|' => 9, |
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' _ | ||_|' => 0, |
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]; |
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$content = file('./file1.txt'); |
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$lines = []; |
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$i = 1; |
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$line = []; |
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foreach ($content as $singleLine) { |
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if ($i <= 3) { |
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$line[] = $singleLine; |
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$i++; |
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} else { |
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$lines[] = $line; |
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$line = []; |
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$i = 1; |
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} |
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} |
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$lines[] = $line; |
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$parsedLines = []; |
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// parse the line into individual characters |
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foreach ($lines as $lineNumber => $line) { |
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$amountOfChars = strlen($line[0])/3; |
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// parse each character in the line |
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$chars = []; |
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for ($i = 0;$i<$amountOfChars;$i++) { |
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$char = ''; |
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foreach ($line as $individualLine) { |
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$start = $i * 3; |
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$char .= str_replace("\n", "", substr($individualLine, $start, 3)); |
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} |
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$parsedLines[$lineNumber][] = $char; |
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} |
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} |
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// echo content in actual numbers; |
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foreach($parsedLines as $lineNumber => $characters) { |
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echo $lineNumber . ': '; |
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foreach($characters as $character) { |
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if (strlen($character) === 9) { |
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echo $characterMapping[$character]; |
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} |
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} |
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echo "\n"; |
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} |
