← All changes | classes/Visualizer/Source.php +110 -1 3.0.9 → 3.1.3 View file →

		@@ -207,9 +207,9 @@
207	207	case 'number':
208	208	$data[ $i ] = ( is_numeric( $data[ $i ] ) ) ? floatval( $data[ $i ] ) : ( is_numeric( str_replace( ',', '', $data[ $i ] ) ) ? floatval( str_replace( ',', '', $data[ $i ] ) ) : null );
209	209	break;
210	210	case 'boolean':
211		- $data[ $i ] = ! empty( $data[ $i ] ) ? filter_validate( $data[ $i ], FILTER_VALIDATE_BOOLEAN ) : null;
	211	+ $data[ $i ] = ! empty( $data[ $i ] ) ? filter_var( $data[ $i ], FILTER_VALIDATE_BOOLEAN ) : null;
212	212	break;
213	213	case 'timeofday':
214	214	$date = new DateTime( '1984-03-16T' . $data[ $i ] );
215	215	if ( $date ) {
		@@ -245,7 +245,116 @@
245	245	if ( ! function_exists( 'mb_detect_encoding' ) || mb_detect_encoding( $datum ) !== 'ASCII' ) {
246	246	$datum = \ForceUTF8\Encoding::toUTF8( $datum );
247	247	}
248	248	return $datum;
	249	+ }
	250	+
	251	+ /**
	252	+ * Determines the formats of date/time columns.
	253	+ *
	254	+ * @access public
	255	+ *
	256	+ * @param array $series The actual array of series.
	257	+ * @param array $data The actual array of data.
	258	+ *
	259	+ * @return array
	260	+ */
	261	+ public static final function get_date_formats_if_exists( $series, $data ) {
	262	+ $date_formats = array();
	263	+ $types = array();
	264	+ $index = 0;
	265	+ foreach ( $series as $column ) {
	266	+ if ( in_array( $column['type'], array( 'date', 'datetime', 'timeofday' ) ) ) {
	267	+ $types[] = array( 'index' => $index, 'type' => $column['type'] );
	268	+ }
	269	+ $index++;
	270	+ }
	271	+
	272	+ if ( ! $types ) {
	273	+ return $date_formats;
	274	+ }
	275	+
	276	+ $random = $data;
	277	+ // let's randomly pick 5 data points instead of cycling through the entire data set.
	278	+ if ( count( $data ) > 5 ) {
	279	+ $random = array();
	280	+ for ( $x = 0; $x < 5; $x++ ) {
	281	+ $random = $data[ rand( 0, count( $data ) - 1 ) ];
	282	+ }
	283	+ }
	284	+
	285	+ foreach ( $types as $type ) {
	286	+ $formats = array();
	287	+ foreach ( $random as $datum ) {
	288	+ $f = self::determine_date_format( $datum[ $type['index'] ], $type['type'] );
	289	+ if ( $f ) {
	290	+ $formats[] = $f;
	291	+ }
	292	+ }
	293	+ // if there are multiple formats, use the most frequent format.
	294	+ $formats = array_filter( $formats );
	295	+ if ( $formats ) {
	296	+ $formats = array_count_values( $formats );
	297	+ arsort( $formats );
	298	+ $formats = array_keys( $formats );
	299	+ $final_format = reset( $formats );
	300	+ // we have determined the PHP format; now we have to change this into the JS format where m = MM, d = DD etc.
	301	+ $date_formats[] = array( 'index' => $type['index'], 'format' => str_replace( array( 'Y', 'm', 'd', 'H', 'i', 's' ), array( 'YYYY', 'MM', 'DD', 'HH', 'mm', 'ss' ), $final_format ) );
	302	+ }
	303	+ }
	304	+ return $date_formats;
	305	+ }
	306	+
	307	+ /**
	308	+ * Determines the date/time format of the given string.
	309	+ *
	310	+ * @access private
	311	+ *
	312	+ * @param string $value The string.
	313	+ * @param string $type 'date', 'timeofday' or 'datetime'.
	314	+ *
	315	+ * @return string|null
	316	+ */
	317	+ private static final function determine_date_format( $value, $type ) {
	318	+ if ( version_compare( phpversion(), '5.3.0', '<' ) ) {
	319	+ return null;
	320	+ }
	321	+
	322	+ $formats = array(
	323	+ 'Y/m/d',
	324	+ 'Y-m-d',
	325	+ 'm/d/Y',
	326	+ 'm-d-Y',
	327	+ 'd-m-Y',
	328	+ 'd/m/Y',
	329	+ );
	330	+
	331	+ switch ( $type ) {
	332	+ case 'datetime':
	333	+ $formats += array(
	334	+ 'Y/m/d H:i:s',
	335	+ 'Y-m-d H:i:s',
	336	+ 'm/d/Y H:i:s',
	337	+ 'm-d-Y H:i:s',
	338	+ );
	339	+ break;
	340	+ case 'timeofday':
	341	+ $formats += array(
	342	+ 'H:i:s',
	343	+ 'H:i',
	344	+ );
	345	+ break;
	346	+ }
	347	+
	348	+ $formats = apply_filters( 'visualizer_date_formats', $formats, $type );
	349	+
	350	+ foreach ( $formats as $format ) {
	351	+ $return = DateTime::createFromFormat( $format, $value );
	352	+ if ( $return !== false ) {
	353	+ return $format;
	354	+ }
	355	+ }
	356	+ // invalid format
	357	+ return null;
249	358	}
250	359
251	360	}