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IO foldable
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| <?php | |
| abstract class IO_Foldable { | |
| public function __call( $method, $args ) { | |
| if ( strpos( $method, 'foldable_' ) === 0 ) { | |
| $file = array_shift( $args ); | |
| return $this->fold_io( $file, array( $this, substr( $method, 9 ) ), $args ); | |
| } | |
| } | |
| protected function fold_io( $file, $foldable, $args = [] ) { | |
| $file = fopen( $file, 'r' ); | |
| $ctx = []; | |
| while ( false !== ( $line = fgets( $file ) ) ) { | |
| $tmp_args = array_merge( [ $ctx, $line ], $args ); | |
| $ctx_new = call_user_func_array( $foldable, $tmp_args ); | |
| if ( false === $ctx_new ) { | |
| break; | |
| } | |
| $ctx = $ctx_new; | |
| } | |
| fclose( $file ); | |
| return $ctx; | |
| } | |
| } | |
| class WR_Changelog extends IO_Foldable { | |
| /** | |
| * Changelog release header line (WooCommerce.com pattern). | |
| * Example: 2020-xx-xx - version 1.2.3 | |
| * | |
| * @var regexp | |
| */ | |
| private static $pattern1 = '/(?<date>[x|*|0-9]{4}[-|.|_][x|*|0-9]{2}[-|.|_][x|*|0-9]{2})\s-\sversion\s(?<version>[0-9]+.[0-9]+.[0-9]+-?[a-z]*)/i'; | |
| /** | |
| * Changelog release header line (WordPress.org pattern). | |
| * Example: = 1.2.3 - 2020-xx-xx = | |
| * | |
| * @var regexp | |
| */ | |
| private static $pattern2 = '/=\s?(?<version>[0-9]+\.[0-9]+\.[0-9]+-?[a-z]*)\s(-\s)?(?<date>[x|*|0-9]{4}[-|\/][x|*|0-9]{2}[-|\/][x|*|0-9]{2})\s?=/i'; | |
| /** | |
| * New version to generate changelog for. | |
| * | |
| * @var string | |
| */ | |
| private $version = ''; | |
| public function __construct( $version ) { | |
| $this->version = $version; | |
| } | |
| /** | |
| * Remove the prefix section of a changelog entry. | |
| * | |
| * @param string $line Changelog entry. | |
| * @return string Trimmed line. | |
| */ | |
| private function trim_prefix( $line ) { | |
| return ltrim( $line, '*>- ' ); | |
| } | |
| public function get_current( $ctx, $line ) { | |
| if ( empty( $ctx ) ) { | |
| $ctx = [ 'start' => false, 'changes' => [] ]; | |
| } | |
| $line = rtrim( $line, "\r\n" ); | |
| if ( $ctx['start'] ) { | |
| // If we encounter an empty line stop processing. | |
| if ( empty( $line ) ) { | |
| return false; | |
| } | |
| // Add changelog entry. | |
| $ctx['changes'][] = $this->trim_prefix( $line ); | |
| return $ctx; | |
| } | |
| // Check for first starting pattern. | |
| if ( preg_match( self::$pattern1, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $ctx['start'] = $line; | |
| } | |
| // Check for second starting pattern. | |
| if ( preg_match( self::$pattern2, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $ctx['start'] = $line; | |
| } | |
| return $ctx; | |
| } | |
| } | |
| $changelog = new WR_Changelog( '1.2.3' ); | |
| var_dump( $changelog->foldable_get_current( '/Users/boro/dev/ext/woocommerce-bookings/changelog.txt' ) ); | |
| /* | |
| $ php io.php | |
| /Users/boro/Desktop/io.php:103: | |
| array(2) { | |
| 'start' => | |
| string(26) "2014-05-19 - version 1.2.3" | |
| 'changes' => | |
| array(3) { | |
| [0] => | |
| string(35) "Fix - Backend saving of product ID." | |
| [1] => | |
| string(48) "Fix - Base cost to include min person type cost." | |
| [2] => | |
| string(60) "Fix - Custom get_price method for wider plugin compatibility" | |
| } | |
| } | |
| */ |
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| <?php | |
| function fold_io( $file, $foldable ) { | |
| $file = fopen( $file ); | |
| $ctx = []; | |
| while ( false !== ( $line = fgets( $file ) ) ) { | |
| $ctx = $foldable( $ctx, $line ); | |
| if ( empty( $ctx ) ) { | |
| break; | |
| } | |
| } | |
| fclose( $file ); | |
| return $ctx; | |
| } | |
| /** | |
| * Get current changelog entries. | |
| */ | |
| function foldable_get_current( $ctx, $line ) { | |
| if ( empty( $ctx ) ) { | |
| $ctx = [ 'start' => false, 'changes' => [] ]; | |
| } | |
| $line = rtrim( $line, "\r\n" ); | |
| if ( $ctx['start'] ) { | |
| // If we encounter an empty line stop processing. | |
| if ( empty( $line ) ) { | |
| return []; | |
| } | |
| // Add changelog entry. | |
| $ctx['changes'][] = $this->trim_prefix( $line ); | |
| return $ctx; | |
| } | |
| // Check for first starting pattern. | |
| if ( preg_match( self::$pattern1, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $ctx['start'] = $line; | |
| } | |
| // Check for second starting pattern. | |
| if ( preg_match( self::$pattern2, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $ctx['start'] = $line; | |
| } | |
| return $ctx; | |
| } |
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| <?php | |
| /** | |
| * Get current changelog entries. | |
| */ | |
| function get_current() { | |
| $file = fopen( $this->folder . 'changelog.txt', 'r' ); | |
| $start = false; | |
| $changes = []; | |
| // Read the changelog line by line. | |
| while ( false !== ( $line = fgets( $file ) ) ) { | |
| $line = rtrim( $line, "\r\n" ); | |
| if ( $start ) { | |
| // If we encounter an empty line stop processing. | |
| if ( empty( $line ) ) { | |
| break; | |
| } | |
| // Add changelog entry. | |
| $changes[] = $this->trim_prefix( $line ); | |
| continue; | |
| } | |
| // Check for first starting pattern. | |
| if ( preg_match( self::$pattern1, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $start = $line; | |
| } | |
| // Check for second starting pattern. | |
| if ( preg_match( self::$pattern2, $line, $matches ) && $this->version === $matches['version'] ) { | |
| $start = $line; | |
| } | |
| } | |
| fclose( $file ); | |
| return [ | |
| 'start' => $start, | |
| 'changes' => $changes, | |
| ]; | |
| } |
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foldable_get_currentis pure and testableget_currentis not pure and not (easily) testable