| @@ -247,114 +247,5 @@ | ||
| 247 | 247 | } |
| 248 | 248 | return $datum; |
| 249 | 249 | } |
| 250 | 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; | |
| 358 | - } | |
| 359 | - | |
| 360 | 251 | } |
