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@ -26,8 +26,13 @@ Codewalkers PHP Coding Contest of July 2002 |
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Author Àngel Fenoy from Arenys de Mar, Barcelona. |
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*/ |
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defined('MOODLE_INTERNAL') || die(); |
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/** |
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* The class cross computes a crossword. |
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* |
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* @package mod_game |
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* @copyright 2014 Vasilis Daloukas |
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
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*/ |
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class Cross |
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{ |
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public $minputanswers; // Contains the words and the answers. |
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@ -58,6 +63,15 @@ class Cross |
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public $mreps; // Repetition of each word. |
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public $maveragereps; // Average of repetitions. |
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/** |
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* Set words for computing. |
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* |
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* @param array $answers |
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* @param int $maxcols |
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* @param array reps |
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* |
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* @return \moodle_url |
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*/ |
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public function setwords( $answers, $maxcols, $reps) { |
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$this->mreps = array(); |
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foreach ($reps as $word => $r) { |
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@ -114,6 +128,9 @@ class Cross |
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return count( $this->mwords); |
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} |
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/** |
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* Randomizes the words. |
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*/ |
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public function randomize() { |
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$n = count( $this->mwords); |
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for ($j = 0; $j <= $n / 4; $j++) { |
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@ -123,6 +140,18 @@ class Cross |
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} |
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} |
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/** |
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* Compute one crossword. |
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* |
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* @param stdClass crossm |
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* @param stdClass crossm |
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* @param string $letters |
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* @param int minwords |
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* @param int maxwords |
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* @param int mtimelimit |
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* |
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* @return the crossword |
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*/ |
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public function computedata( &$crossm, &$crossd, &$letters, $minwords, $maxwords, $mtimelimit=3) { |
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$t1 = time(); |
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@ -141,7 +170,7 @@ class Cross |
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// Selects the size of the cross. |
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$n20 = mt_rand( $this->mn20min, $this->mn20max); |
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if (!$this->computenextcross( $n20, $t1, $ctries, $minwords, $maxwords, $nochange)) { |
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if (!$this->computenextcross( $n20, $ctries, $minwords, $maxwords, $nochange)) { |
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break; |
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} |
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@ -160,7 +189,18 @@ class Cross |
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return $this->savepuzzle( $crossm, $crossd, $ctries, time() - $t1); |
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} |
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public function computenextcross( $n20, $t1, $ctries, $minwords, $maxwords, &$nochange) { |
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/** |
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* Compute the next crossword. |
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* |
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* @param int $n20 |
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* @param int $ctries |
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* @param int $minwords |
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* @param int $maxwords |
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* @param int &$nochange |
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* |
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* @return \moodle_url |
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*/ |
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public function computenextcross( $n20, $ctries, $minwords, $maxwords, &$nochange) { |
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$maxw = $n20; |
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$n21 = $n20 + 1; |
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@ -247,6 +287,22 @@ class Cross |
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return true; |
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} |
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/** |
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* Compute the scrore of one crossword. |
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* |
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* @param string $puzzle |
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* @param int $n20 |
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* @param int $n22 |
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* @param int $n2222 |
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* @param int $nwords |
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* @param int @$nconnectors |
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* @param int @$nfilleds |
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* @param int @$cspaces |
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* @param stdClass $crossword |
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* @param array reps |
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* |
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* @return \moodle_url |
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*/ |
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public function computescore( $puzzle, $n20, $n22, $n2222, $nwords, &$nconnectors, &$nfilleds, &$cspaces, $crossword) { |
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$nconnectors = $nfilleds = 0; |
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$puzzle00 = str_replace('.', '0', $puzzle); |
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@ -279,6 +335,15 @@ class Cross |
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return $score - 10 * $sumrep; |
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} |
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/** |
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* Compute puzzle info. |
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* |
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* @param int $n20 |
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* @param int $crosspos |
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* @param int $crossdir |
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* @param stdClass $crossword |
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* @param boolean bprint |
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*/ |
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public function computepuzzleinfo( $n20, $crosspos, $crossdir, $crossword, $bprint=false) { |
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$bprint = false; |
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$n22 = $n20 + 2; |
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@ -344,6 +409,14 @@ class Cross |
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} |
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} |
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/** |
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* Save the crossword to database. |
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* |
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* @param array &$crossm |
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* @param array &$crossd |
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* @param int ctries |
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* @param int time |
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*/ |
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public function savepuzzle( &$crossm, &$crossd, $ctries, $time) { |
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$n22 = $this->mbestn20 + 2; |
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@ -410,12 +483,24 @@ class Cross |
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return (count( $crossd) > 0); |
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} |
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/** |
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* Swaps two variables. |
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* |
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* @param $a |
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* @param $b |
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*/ |
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public function swap( &$a, &$b) { |
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$temp = $a; |
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$a = $b; |
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$b = $temp; |
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} |
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/** |
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* Displays a crossword. |
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* |
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* @param sting $puzzle |
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* @param int $n20 |
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*/ |
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public function displaycross($puzzle, $n20) { |
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$n21 = $n20 + 1; |
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$n22 = $n20 + 2; |
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@ -453,6 +538,23 @@ class Cross |
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return $ret.'</tr></table>'; |
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} |
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/** |
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* Scans a positions. |
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* |
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* @param int $pos |
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* @param int $dir |
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* @param int $valblanc |
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* @param string &$puzzle |
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* @param array &$words |
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* @param &$magics |
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* @param poss |
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* @param #ccrosspos |
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* @param crossdir |
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* @param crosssword |
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* @param int $n20 |
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* |
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* @return true if it is ok. |
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*/ |
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public function scan_pos($pos, $dir, $valblanc, &$puzzle, &$words, &$magics, |
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&$poss, &$crosspos, &$crossdir, &$crossword, $n20) { |
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@ -578,6 +680,15 @@ class Cross |
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return false; |
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} |
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/** |
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* my_preg_match (backward compatibility). |
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* |
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* @param $w |
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* @param @words |
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* @param &$word |
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* |
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* @return true if it is ok. |
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*/ |
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public function my_preg_match( $w, $words, &$word) { |
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$a = explode( ";", $words); |
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$lenw = game_strlen( $w); |
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@ -604,6 +715,13 @@ class Cross |
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return false; |
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} |
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/** |
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* Set a char to the specified position. |
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* |
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* @param @$s |
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* @param int $pos |
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* @param char $char |
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*/ |
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public function setchar( &$s, $pos, $char) { |
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$ret = ""; |
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@ -614,6 +732,17 @@ class Cross |
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$s = $ret . $char . game_substr( $s, $pos + 1, game_strlen( $s) - $pos - 1); |
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} |
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/** |
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* Show html base. |
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* |
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* @param $crossm |
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* @param $crossd |
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* @param boolean $showsolution |
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* @param boolean $showhtmlsolutions |
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* @param boolean $showstudentguess |
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* @param stdClass $context |
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* @param stdClass $game |
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*/ |
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public function showhtml_base( $crossm, $crossd, $showsolution, $showhtmlsolutions, $showstudentguess, $context, $game) { |
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$this->mLegendh = array(); |
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$this->mLegendv = array(); |
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@ -735,10 +864,26 @@ class Cross |
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return $sret; |
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} |
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/** |
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* Compares length of two strings. |
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* |
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* @param string $a |
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* @param string $b |
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* |
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* @return -1 if a < b, 0 if equal |
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*/ |
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public function cmp($a, $b) { |
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return game_strlen($b) - game_strlen($a); |
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} |
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/** |
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* Compares two strings with random |
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* |
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* @param string $a |
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* @param string $b |
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* |
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* @return -1 if a < b, 0 if equal |
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*/ |
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public function cmp_magic($a, $b) { |
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return (game_strlen($a) + mt_rand(0, 3)) - (game_strlen($b) - mt_rand(0, 1)); |
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} |
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bdaloukas
8 years ago