Merge pull request #454 from acrox999/bluditv2

Generate title and description (if empty) from the content.

bl-kernel/dbpages.class.php

@@ -31,7 +31,20 @@ class dbPages extends dbJSON
 	{
 		$dataForDb = array();	// This data will be saved in the database
 		$dataForFile = array(); // This data will be saved in the file
-
+		
+		// Generate title if empty
+		if( empty($args['title']) ) {
+			$args['title'] = Text::truncate($args['content'], 60);
+			
+			// Assign the new title to the slug as well.
+			$args['slug'] = $args['title'];
+		}
+		
+		// Generate description if empty
+		if( empty($args['description']) ) {
+			$args['description'] = Text::truncate($args['content'], 100);
+		}		
+		
 		// Generate key
 		$key = $this->generateKey($args['slug'], $args['parent']);
 

bl-kernel/helpers/text.class.php

@@ -227,4 +227,30 @@ class Text {
 			create_function('$input', 'return "<pre><code $input[1]>".htmlentities($input[2])."</code></pre>";'),
 			$string);
 	}
+	
+	// Truncates the string under the limit specified by the limit parameter.
+	public static function truncate($string, $limit, $end = '...')
+	{
+		// Check if over $limit
+		if(mb_strlen($string) > $limit) {
+			
+			// Check if string is only one word
+			if(preg_match('/\s/', $string)) {
+				
+				// Append the string specified by the end parameter to the end of the string as it is over the limit.
+				$truncate = trim(mb_substr($string, 0, mb_strpos($string, ' ', $limit, 'UTF-8'), 'UTF-8'));
+			} else {
+				$truncate = trim(mb_substr($string, 0, $limit, 'UTF-8'));
+			}
+			$truncate = $truncate.$end;
+		} else {
+			$truncate = $string;
+		}
+		
+		if(empty($truncate)) {
+			return '';
+		}
+
+		return $truncate;
+	}
 }