mirror of
https://github.com/dmuth/diceware.git
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75 lines
1.2 KiB
PHP
75 lines
1.2 KiB
PHP
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#!/usr/bin/env php
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<?php
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/**
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* This script creates the Javascript code with the wordlist based on
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* the 10,000 most used English words found at https://github.com/first20hours/google-10000-english
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*
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* It filters out anything less than 4 characters so we get decent words.
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*/
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if (php_sapi_name() != "cli") {
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print "This script can only be run from the command line!\n";
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exit(1);
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}
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/**
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* Read in our wordlist and return an array with all words that
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* passed validation.
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*
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* @param string $filename The filename
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*
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* @return array An array of words
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*
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*/
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function readWordList($filename) {
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$retval = array();
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$fp = @fopen($filename, "r");
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if (!$fp) {
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throw new Exception("Could not open '$filename' for reading");
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}
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while ($line = fgets($fp)) {
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$word = rtrim($line);
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$len = strlen($word);
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//
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// Removing anything with less than 5 characters leaves us with 7781 words,
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// just slightly more than the 7776 (6^5) words we need. What a happen coincidence!
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//
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if ($len < 5) {
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continue;
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}
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$retval[] = $word;
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}
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fclose($fp);
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return($retval);
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} // End of readWordList()
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/**
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* Our main entry point.
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*/
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function main() {
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$filename = "google-10000-english.txt";
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$words = readWordList($filename);
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} // End of main()
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main();
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