generate.php

<?php
// Some php functions for generating the site
if (!defined('TLB'))
	die('No direct access...');

/* Get the first part of the syllable: Either a consonant or a consonant cluster
 * Does not take into consideration that it is possible to open a Na'vi syllable with no consonant
 */
function getInitial() {
	$type;
	$result;

	/* 70% of the time, the syllable will start with single letter
	 * 30% of the time, the syllable will start with a consonant cluster
	 */
	if (rand(0,100) <= 70) {
		$type="single";
	} else {
		$type="cluster";
	}

	/* single consonant starts the syllable
	 * The way this is done, it appears that as we go down this list, they get more common
	 */
	if ($type == "single") {

		$rn = rand(0, 100);
		if ($rn <= 4) { $result = "px"; }
		else if ($rn <= 8) { $result = "tx"; }
		else if ($rn <= 12) { $result = "kx"; }
		else if ($rn <= 17) { $result = "p"; }
		else if ($rn <= 22) { $result = "t"; }
		else if ($rn <= 27) { $result = "k"; }
		else if ($rn <= 32) { $result = "ts"; }
		else if ($rn <= 37) { $result = "f"; }
		else if ($rn <= 42) { $result = "s"; }
		else if ($rn <= 47) { $result = "h"; }
		else if ($rn <= 52) { $result = "v"; }
		else if ($rn <= 57) { $result = "z"; }
		else if ($rn <= 62) { $result = "m"; }
		else if ($rn <= 67) { $result = "n"; }
		else if ($rn <= 72) { $result = "ng"; }
		else if ($rn <= 77) { $result = "r"; }
		else if ($rn <= 82) { $result = "l"; }
		else if ($rn <= 87) { $result = "w"; }
		else if ($rn <= 92) { $result = "n"; }
		else { $result = "'"; }

	// consonant cluster starts the syllable
	} else {
		$ro = rand(1, 3);

		// start with f
		if ($ro == 1) {
			$rp = rand(1, 100);
			if ($rp <= 5) { $result = "fpx"; }
			else if ($rp <= 11) { $result = "fkx"; }
			else if ($rp <= 16) { $result = "ftx"; }
			else if ($rp <= 25) { $result = "ft"; }
			else if ($rp <= 33) { $result = "fp"; }
			else if ($rp <= 42) { $result = "fk"; }
			else if ($rp <= 50) { $result = "fm"; }
			else if ($rp <= 57) { $result = "fn"; }
			else if ($rp <= 63) { $result = "fng"; }
			else if ($rp <= 70) { $result = "fr"; }
			else if ($rp <= 78) { $result = "fl"; }
			else if ($rp <= 86) { $result = "fw"; }
			else if ($rp <= 94) { $result = "fy"; }
			else { $result = "fr"; }

		// start with s
		} else if ($ro == 2) {
			$rp = rand(1, 100);
			if ($rp <= 5) { $result = "spx"; }
			else if ($rp <= 11) { $result = "skx"; }
			else if ($rp <= 16) { $result = "stx"; }
			else if ($rp <= 25) { $result = "st"; }
			else if ($rp <= 33) { $result = "sp"; }
			else if ($rp <= 42) { $result = "sk"; }
			else if ($rp <= 50) { $result = "sm"; }
			else if ($rp <= 57) { $result = "sn"; }
			else if ($rp <= 63) { $result = "sng"; }
			else if ($rp <= 70) { $result = "sr"; }
			else if ($rp <= 78) { $result = "sl"; }
			else if ($rp <= 86) { $result = "sw"; }
			else if ($rp <= 94) { $result = "sy"; }
			else	{ $result = "sr"; }

		// start with ts
		} else if ($ro == 3) {
			$rp = rand(1, 100);
			if ($rp <= 5) { $result = "tspx"; }
			else if ($rp <= 11) { $result = "tskx"; }
			else if ($rp <= 16) { $result = "tstx"; }
			else if ($rp <= 25) { $result = "tst"; }
			else if ($rp <= 33) { $result = "tsp"; }
			else if ($rp <= 42) { $result = "tsk"; }
			else if ($rp <= 50) { $result = "tsm"; }
			else if ($rp <= 57) { $result = "tsn"; }
			else if ($rp <= 63) { $result = "tsng"; }
			else if ($rp <= 70) { $result = "tsr"; }
			else if ($rp <= 78) { $result = "tsl"; }
			else if ($rp <= 86) { $result = "tsw"; }
			else if ($rp <= 94) { $result = "tsy"; }
			else {$result = "tsr";}
		}
	}
	return $result;
}

// Get a vowel or diphthong as the center of the syllable
function getNucleus() {
	$isDiphthong;
	$result;

	//randomly select whether vowel or diphthong
	if (rand(0,100) > 20) {
		$isDiphthong="kehe";
	} else {
		$isDiphthong="srane";
	}

	// randomly select a diphthong
	if ($isDiphthong == "srane") {
		$rx = rand(0, 100);
		if ($rx <= 25) { $result = "ew"; }
		else if ($rx <= 50) { $result = "aw"; }
		else if ($rx <= 75) { $result = "ay"; }
		else if ($rx <= 100) { $result = "ey"; }

	// randomly select a vowel
	} else {
		$ry = rand(1, 100);
		if ($ry <= 25) { $result = "a"; }
		else if ($ry <= 40) { $result = "e"; }
		else if ($ry <= 55) { $result = "o"; }
		else if ($ry <= 70) { $result = "u"; }
		else if ($ry <= 80) { $result = "ì"; }
		else if ($ry <= 85) { $result = "ä"; }
		else { $result = "a"; }
	}
	return $result;
}

// Get a consonant (or not) to end the syllable with
function getCoda() {
	$result;
	$rz = rand(0, 320);

	if ($rz <= 4) { $result = "px"; }
	else if ($rz <= 8) { $result = "tx"; }
	else if ($rz <= 12) { $result = "kx"; }
	else if ($rz <= 20) { $result = "p"; }
	else if ($rz <= 28) { $result = "t"; }
	else if ($rz <= 44) { $result = "k"; }
	else if ($rz <= 49) { $result = "k"; }
	else if ($rz <= 58) { $result = "m"; }
	else if ($rz <= 70) { $result = "n"; }
	else if ($rz <= 76) { $result = "ng"; }
	else if ($rz <= 80) { $result = "r"; }
	else if ($rz <= 85) { $result = "l"; }
	else { $result=""; } // syllable will end with the vowel from getNucleus()

	return $result;
}

/* Validate the input vars from the URL - No ridiculousness this time -- at all. :P
 * Acceptable Ranges:
 * 1 ≤ $a, $b, $c ≤ 4
 * 1 ≤ $k ≤ 100
 */
function valid($a, $b, $c, $k) {
	/* a, b, c, k not set, usually a fresh referal from index.php
	 * Requiring at least index.php?page=generator&a=1&b=1&c=1&k=1 is so lame. So having unset abck is valid
	 * Also happens if any or all elements in form are not selected and submitted. Should also be valid
	 */
	if (!isset($a) || !isset($b) || !isset($c) || !isset($k)) {
		return true;
	}

	// They all need to be integers
	if (!preg_match('/^\d+$/' , $a . $b . $c . $k))
	{
		return false;
	}

	// disallow generating HRH.gif amounts of names
	if ($k > 100) {
		return false;
	}

	// lolwut, zero syllables? Negative syllables?
	if ($a < 1 || $b < 1 || $c < 1 || $k < 1) {
			return false;

	// Probably Vawmataw or someone trying to be funny by generating HRH.gif amounts of syllables
	} else if ($a > 4 || $b > 4 || $c > 4) {
		return false;

	// they are all set and with values between and including 1 thru 4
	} else {
		return true;
	}

}

/* Main function to generate the names
 * Echo a generated name and the user form and footer
 * Get vars from URL or form to generate another name
 */
function name_gen()
{
	global $txt;

	echo '<h2>';

	$a = isset($_REQUEST["a"]) ? $_REQUEST["a"] : 1; // number of syllables in the First name
	$b = isset($_REQUEST["b"]) ? $_REQUEST["b"] : 1; // number of syllables in the Family name
	$c = isset($_REQUEST["c"]) ? $_REQUEST["c"] : 1; // number of syllables in the Parent's name
    $k = isset($_REQUEST["k"]) ? $_REQUEST["k"] : 1; // number of names to be generated

	// No funny business, y'all. :P
	if (!valid($a, $b, $c, $_REQUEST["k"])) {
		echo $txt['g_n_try'], ' </h2>';
	} else {
		$mk=0;
		while ($mk < $k) { // Do entire generator process k times
			$i=0;

			// BUILD FIRST NAME
			echo ucfirst(getInitial().getNucleus()); // echo First syllable: CV
			while ($i <= $a - 2) {
				echo getInitial().getNucleus(); // echo some more CV until $a syllables
				$i++;
			}
			echo getCoda(); // Maybe end the syllable with something, maybe not

			$i=0; // reset counter back to 0 for next part of the name

			echo " te ";

			// BUILD FAMILY NAME
			echo ucfirst(getInitial().getNucleus()); // CV
			while ($i <= $b - 2) {
				echo getInitial().getNucleus(); // CV
				$i++;
			}
			echo getCoda(); // C or None

			$i=0; // reset again for last part of name

			echo " ";

			// BUILD PARENT'S NAME
			echo ucfirst(getInitial().getNucleus());
			while ($i <= $c - 2) {
				echo getInitial().getNucleus();
				$i++;
			}
			echo getCoda();$i=0;

			echo "'it";

			// 50/50 chance of male/female name; TODO: Possibly make this something that the user can choose?
			if (rand(0,1)==0) {
				echo "an";
			} else {
				echo "e";
			}

			echo "<br />"; // Need this to ensure each name generated is on its own line
			$mk++; // Increment number of times entire process finished
		}

		echo '</h2>'; // close h2 tag enclosing generated names
	}

	// echo the user input form and generator info footer
	echo '
	<br />
	<hr>
	<style>select{display:block;}</style>
	<div class="row">
		<form class="col s12" name="sform" action="index.php" method="get">
			<input type="hidden" name="p" value="generator">
			<div class="row">
				<div class="input-field col s12 l4">
					<select name="a">
						<option value="" disabled selected>', $txt['g_first_name'], '</option>
						<option value="1">1</option>
						<option value="2">2</option>
						<option value="3">3</option>
						<option value="4">4</option>
					</select>
				</div>
			</div>
			<div class="row">
				<div class="input-field col s12 l4">
					<select name="b">
						<option value="" disabled selected>', $txt['g_family_name'], '</option>
						<option value="1">1</option>
						<option value="2">2</option>
						<option value="3">3</option>
						<option value="4">4</option>
					</select>
				</div>
			</div>
			<div class="row">
				<div class="input-field col s12 l4">
					<select name="c">
						<option value="" disabled selected>', $txt['g_parent_name'], '</option>
						<option value="1">1</option>
						<option value="2">2</option>
						<option value="3">3</option>
						<option value="4">4</option>
					</select>
				</div>
			</div>
			<div class="row">
				<div class="input-field col s12 l4">
					<select name="k">
						<option value="" disabled selected>', $txt['g_number_of_name'], '</option>
						<option value="1">1</option>
						<option value="5">5</option>
						<option value="10">10</option>
						<option value="50">50</option>
						<option value="100">100</option>
					</select>
				</div>
			</div>
			<button class="btn waves-effect waves-light amber black-text" type="submit">
				', $txt['g_generate'], '
				<i class="material-icons right">send</i>
			</button>
		</form>
	</div>
	<div style="margin-top: 18px; text-align: center; border-top: 1px solid #eeeeee; padding-top: 5px; ">', $txt['g_credits'], '</div>';
}
?>