Updated to compatibility with PHP5

aaronbronow · Oct 2, 2013 · 4f44227 · 4f44227
1 parent 2142c50
commit 4f44227
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Showing 6 changed files with 22 additions and 26 deletions.
diff --git a/demo.php b/demo.php
@@ -43,7 +43,7 @@
 	<? endforeach; ?>
 	</select>
 
-	Debug:
+	Colors:
 	<input type="checkbox" name="colors" value="1" <? if (!empty($_REQUEST['colors'])) echo 'checked'; ?> />
 
 	Big blocks?:

diff --git a/index.php b/index.php
@@ -43,12 +43,6 @@
 	<li><a href="demo-xml.php" target="_blank">Demo XML output</a></li>
 </ul>
 
-<h3>Source</h3>
-
-<ul>
-	<li><a href="http://github.com/laurynas/php-crossword/">Github</a></li>
-</ul>
-
 <h3>Features</h3>
 
 <ul>
@@ -59,10 +53,20 @@
 	<li>Colored debugging</li>
 </ul>
 
+<h3>TODO</h3>
+
+<ul>
+	<li>API Documentation</li>
+	<li>Installation instructions</li>
+	<li>Client Java Applet</li>
+	<li>More databases support...</li>
+</ul>
+
+
 <hr size="1" />
 
 &copy; Laurynas Butkus (laurynas.butkus at gmail.com), 2005
 
 
 </body>
-</html>
+</html>
diff --git a/init.php b/init.php
@@ -14,7 +14,7 @@
 $max_tries = (int)$_REQUEST['max_tries'] ? (int)$_REQUEST['max_tries'] : 10; 
 $groupid = !empty($_REQUEST['groupid']) ? $_REQUEST['groupid'] : 'demo';
 
-$pc =& new PHP_Crossword($rows, $cols);
+$pc = new PHP_Crossword($rows, $cols);
 
 $pc->setGroupID($groupid);	
 $pc->setMaxWords($max_words);

diff --git a/lib/php_crossword.class.php b/lib/php_crossword.class.php
@@ -69,7 +69,7 @@ function PHP_Crossword($rows = 15, $cols = 15)
         $this->cols = (int)$cols;
 
 		// connect to the database
-        $this->db =& new MySQL;
+        $this->db = new MySQL;
     }
 
 	/**
@@ -811,4 +811,4 @@ function generateFromWords($words_list)
 	}
 
 }
-?>
+?>
diff --git a/lib/php_crossword_client.class.php b/lib/php_crossword_client.class.php
@@ -243,7 +243,7 @@ function __getXML_Direct()
 		require_once 'lib/mysql.class.php';
 		require_once 'lib/php_crossword.class.php';
 
-		$pc =& new PHP_Crossword($this->cols, $this->rows);
+		$pc = new PHP_Crossword($this->cols, $this->rows);
 
 		$pc->setGroupID($this->groupid);
 		$pc->setMaxWords($this->words);

diff --git a/lib/php_crossword_grid.class.php b/lib/php_crossword_grid.class.php
@@ -58,7 +58,7 @@ function __initCells()
 	{
 		for ($y = 0; $y < $this->rows; $y++)
 		for ($x = 0; $x < $this->cols; $x++)
-		$this->cells[$x][$y] =& new PHP_Crossword_Cell($x, $y);
+		$this->cells[$x][$y] = new PHP_Crossword_Cell($x, $y);
 	}
 
 	/**
@@ -102,7 +102,7 @@ function &getRandomWord()
 	 */
 	function placeWord($word, $x, $y, $axis)
 	{
-		$w =& new PHP_Crossword_Word($word, $axis, $this->cells[$x][$y]);
+		$w = new PHP_Crossword_Word($word, $axis, $this->cells[$x][$y]);
 
 		++$this->inum; // sandy addition
 		++$this->maxinum; // sandy addition
@@ -118,13 +118,11 @@ function placeWord($word, $x, $y, $axis)
 		{
 			$s = $x;
 			$c =& $cx;
-			$t =& $cy;
 		}
 		else
 		{
 			$s = $y;
 			$c =& $cy;
-			$t =& $cx;
 		}
 
 		// dump( "PLACING WORD: $cx x $cy - {$w->word}" );
@@ -141,21 +139,15 @@ function placeWord($word, $x, $y, $axis)
 		// disable cell before first cell
 		$c = $s - 1;
 		if ($c >= 0 )
-			$this->cells[$cx][$cy]->setCanCross(PC_AXIS_BOTH, FALSE);
+		$this->cells[$cx][$cy]->setCanCross(PC_AXIS_BOTH, FALSE);
 
 		$this->cells[$cx][$cy]->number = $w->inum; // sandy addition
 
-		// disable cell after last cell
+		// disable cell after first cell
 		$c = $s + strlen($word);
 		if (is_object($this->cells[$cx][$cy]))
-			$this->cells[$cx][$cy]->setCanCross(PC_AXIS_BOTH, FALSE);
+		$this->cells[$cx][$cy]->setCanCross(PC_AXIS_BOTH, FALSE);
 
-		// avoid starting "corner word" - which would use the same
-		// number cell as this word
-		$c = $s - 1;
-		$t = $t + 1;
-		if ($c >= 0 && is_object($this->cells[$cx][$cy]))
-			$this->cells[$cx][$cy]->setCanCross(PC_AXIS_BOTH, FALSE);
 	}
 
 	/**
@@ -395,4 +387,4 @@ function getHTML($params = array())
 		return $html;
 	}
 }
-?>
+?>