Added wordpress

1 files changed, 508 insertions, 0 deletions

diff --git a/srcs/wordpress/wp-includes/pomo/po.php b/srcs/wordpress/wp-includes/pomo/po.php
new file mode 100644
index 0000000..f5ddf5f
--- /dev/null
+++ b/srcs/wordpress/wp-includes/pomo/po.php
@@ -0,0 +1,508 @@
+<?php
+/**
+ * Class for working with PO files
+ *
+ * @version $Id: po.php 1158 2015-11-20 04:31:23Z dd32 $
+ * @package pomo
+ * @subpackage po
+ */
+
+require_once dirname( __FILE__ ) . '/translations.php';
+
+if ( ! defined( 'PO_MAX_LINE_LEN' ) ) {
+	define( 'PO_MAX_LINE_LEN', 79 );
+}
+
+ini_set( 'auto_detect_line_endings', 1 );
+
+/**
+ * Routines for working with PO files
+ */
+if ( ! class_exists( 'PO', false ) ) :
+	class PO extends Gettext_Translations {
+
+		var $comments_before_headers = '';
+
+		/**
+		 * Exports headers to a PO entry
+		 *
+		 * @return string msgid/msgstr PO entry for this PO file headers, doesn't contain newline at the end
+		 */
+		function export_headers() {
+			$header_string = '';
+			foreach ( $this->headers as $header => $value ) {
+				$header_string .= "$header: $value\n";
+			}
+			$poified = PO::poify( $header_string );
+			if ( $this->comments_before_headers ) {
+				$before_headers = $this->prepend_each_line( rtrim( $this->comments_before_headers ) . "\n", '# ' );
+			} else {
+				$before_headers = '';
+			}
+			return rtrim( "{$before_headers}msgid \"\"\nmsgstr $poified" );
+		}
+
+		/**
+		 * Exports all entries to PO format
+		 *
+		 * @return string sequence of mgsgid/msgstr PO strings, doesn't containt newline at the end
+		 */
+		function export_entries() {
+			//TODO sorting
+			return implode( "\n\n", array_map( array( 'PO', 'export_entry' ), $this->entries ) );
+		}
+
+		/**
+		 * Exports the whole PO file as a string
+		 *
+		 * @param bool $include_headers whether to include the headers in the export
+		 * @return string ready for inclusion in PO file string for headers and all the enrtries
+		 */
+		function export( $include_headers = true ) {
+			$res = '';
+			if ( $include_headers ) {
+				$res .= $this->export_headers();
+				$res .= "\n\n";
+			}
+			$res .= $this->export_entries();
+			return $res;
+		}
+
+		/**
+		 * Same as {@link export}, but writes the result to a file
+		 *
+		 * @param string $filename where to write the PO string
+		 * @param bool $include_headers whether to include tje headers in the export
+		 * @return bool true on success, false on error
+		 */
+		function export_to_file( $filename, $include_headers = true ) {
+			$fh = fopen( $filename, 'w' );
+			if ( false === $fh ) {
+				return false;
+			}
+			$export = $this->export( $include_headers );
+			$res    = fwrite( $fh, $export );
+			if ( false === $res ) {
+				return false;
+			}
+			return fclose( $fh );
+		}
+
+		/**
+		 * Text to include as a comment before the start of the PO contents
+		 *
+		 * Doesn't need to include # in the beginning of lines, these are added automatically
+		 */
+		function set_comment_before_headers( $text ) {
+			$this->comments_before_headers = $text;
+		}
+
+		/**
+		 * Formats a string in PO-style
+		 *
+		 * @param string $string the string to format
+		 * @return string the poified string
+		 */
+		public static function poify( $string ) {
+			$quote   = '"';
+			$slash   = '\\';
+			$newline = "\n";
+
+			$replaces = array(
+				"$slash" => "$slash$slash",
+				"$quote" => "$slash$quote",
+				"\t"     => '\t',
+			);
+
+			$string = str_replace( array_keys( $replaces ), array_values( $replaces ), $string );
+
+			$po = $quote . implode( "${slash}n$quote$newline$quote", explode( $newline, $string ) ) . $quote;
+			// add empty string on first line for readbility
+			if ( false !== strpos( $string, $newline ) &&
+				( substr_count( $string, $newline ) > 1 || ! ( $newline === substr( $string, -strlen( $newline ) ) ) ) ) {
+				$po = "$quote$quote$newline$po";
+			}
+			// remove empty strings
+			$po = str_replace( "$newline$quote$quote", '', $po );
+			return $po;
+		}
+
+		/**
+		 * Gives back the original string from a PO-formatted string
+		 *
+		 * @param string $string PO-formatted string
+		 * @return string enascaped string
+		 */
+		public static function unpoify( $string ) {
+			$escapes               = array(
+				't'  => "\t",
+				'n'  => "\n",
+				'r'  => "\r",
+				'\\' => '\\',
+			);
+			$lines                 = array_map( 'trim', explode( "\n", $string ) );
+			$lines                 = array_map( array( 'PO', 'trim_quotes' ), $lines );
+			$unpoified             = '';
+			$previous_is_backslash = false;
+			foreach ( $lines as $line ) {
+				preg_match_all( '/./u', $line, $chars );
+				$chars = $chars[0];
+				foreach ( $chars as $char ) {
+					if ( ! $previous_is_backslash ) {
+						if ( '\\' == $char ) {
+							$previous_is_backslash = true;
+						} else {
+							$unpoified .= $char;
+						}
+					} else {
+						$previous_is_backslash = false;
+						$unpoified            .= isset( $escapes[ $char ] ) ? $escapes[ $char ] : $char;
+					}
+				}
+			}
+
+			// Standardise the line endings on imported content, technically PO files shouldn't contain \r
+			$unpoified = str_replace( array( "\r\n", "\r" ), "\n", $unpoified );
+
+			return $unpoified;
+		}
+
+		/**
+		 * Inserts $with in the beginning of every new line of $string and
+		 * returns the modified string
+		 *
+		 * @param string $string prepend lines in this string
+		 * @param string $with prepend lines with this string
+		 */
+		public static function prepend_each_line( $string, $with ) {
+			$lines  = explode( "\n", $string );
+			$append = '';
+			if ( "\n" === substr( $string, -1 ) && '' === end( $lines ) ) {
+				// Last line might be empty because $string was terminated
+				// with a newline, remove it from the $lines array,
+				// we'll restore state by re-terminating the string at the end
+				array_pop( $lines );
+				$append = "\n";
+			}
+			foreach ( $lines as &$line ) {
+				$line = $with . $line;
+			}
+			unset( $line );
+			return implode( "\n", $lines ) . $append;
+		}
+
+		/**
+		 * Prepare a text as a comment -- wraps the lines and prepends #
+		 * and a special character to each line
+		 *
+		 * @access private
+		 * @param string $text the comment text
+		 * @param string $char character to denote a special PO comment,
+		 *  like :, default is a space
+		 */
+		public static function comment_block( $text, $char = ' ' ) {
+			$text = wordwrap( $text, PO_MAX_LINE_LEN - 3 );
+			return PO::prepend_each_line( $text, "#$char " );
+		}
+
+		/**
+		 * Builds a string from the entry for inclusion in PO file
+		 *
+		 * @param Translation_Entry $entry the entry to convert to po string (passed by reference).
+		 * @return false|string PO-style formatted string for the entry or
+		 *  false if the entry is empty
+		 */
+		public static function export_entry( &$entry ) {
+			if ( null === $entry->singular || '' === $entry->singular ) {
+				return false;
+			}
+			$po = array();
+			if ( ! empty( $entry->translator_comments ) ) {
+				$po[] = PO::comment_block( $entry->translator_comments );
+			}
+			if ( ! empty( $entry->extracted_comments ) ) {
+				$po[] = PO::comment_block( $entry->extracted_comments, '.' );
+			}
+			if ( ! empty( $entry->references ) ) {
+				$po[] = PO::comment_block( implode( ' ', $entry->references ), ':' );
+			}
+			if ( ! empty( $entry->flags ) ) {
+				$po[] = PO::comment_block( implode( ', ', $entry->flags ), ',' );
+			}
+			if ( $entry->context ) {
+				$po[] = 'msgctxt ' . PO::poify( $entry->context );
+			}
+			$po[] = 'msgid ' . PO::poify( $entry->singular );
+			if ( ! $entry->is_plural ) {
+				$translation = empty( $entry->translations ) ? '' : $entry->translations[0];
+				$translation = PO::match_begin_and_end_newlines( $translation, $entry->singular );
+				$po[]        = 'msgstr ' . PO::poify( $translation );
+			} else {
+				$po[]         = 'msgid_plural ' . PO::poify( $entry->plural );
+				$translations = empty( $entry->translations ) ? array( '', '' ) : $entry->translations;
+				foreach ( $translations as $i => $translation ) {
+					$translation = PO::match_begin_and_end_newlines( $translation, $entry->plural );
+					$po[]        = "msgstr[$i] " . PO::poify( $translation );
+				}
+			}
+			return implode( "\n", $po );
+		}
+
+		public static function match_begin_and_end_newlines( $translation, $original ) {
+			if ( '' === $translation ) {
+				return $translation;
+			}
+
+			$original_begin    = "\n" === substr( $original, 0, 1 );
+			$original_end      = "\n" === substr( $original, -1 );
+			$translation_begin = "\n" === substr( $translation, 0, 1 );
+			$translation_end   = "\n" === substr( $translation, -1 );
+
+			if ( $original_begin ) {
+				if ( ! $translation_begin ) {
+					$translation = "\n" . $translation;
+				}
+			} elseif ( $translation_begin ) {
+				$translation = ltrim( $translation, "\n" );
+			}
+
+			if ( $original_end ) {
+				if ( ! $translation_end ) {
+					$translation .= "\n";
+				}
+			} elseif ( $translation_end ) {
+				$translation = rtrim( $translation, "\n" );
+			}
+
+			return $translation;
+		}
+
+		/**
+		 * @param string $filename
+		 * @return boolean
+		 */
+		function import_from_file( $filename ) {
+			$f = fopen( $filename, 'r' );
+			if ( ! $f ) {
+				return false;
+			}
+			$lineno = 0;
+			while ( true ) {
+				$res = $this->read_entry( $f, $lineno );
+				if ( ! $res ) {
+					break;
+				}
+				if ( $res['entry']->singular == '' ) {
+					$this->set_headers( $this->make_headers( $res['entry']->translations[0] ) );
+				} else {
+					$this->add_entry( $res['entry'] );
+				}
+			}
+			PO::read_line( $f, 'clear' );
+			if ( false === $res ) {
+				return false;
+			}
+			if ( ! $this->headers && ! $this->entries ) {
+				return false;
+			}
+			return true;
+		}
+
+		/**
+		 * Helper function for read_entry
+		 *
+		 * @param string $context
+		 * @return bool
+		 */
+		protected static function is_final( $context ) {
+			return ( $context === 'msgstr' ) || ( $context === 'msgstr_plural' );
+		}
+
+		/**
+		 * @param resource $f
+		 * @param int      $lineno
+		 * @return null|false|array
+		 */
+		function read_entry( $f, $lineno = 0 ) {
+			$entry = new Translation_Entry();
+			// where were we in the last step
+			// can be: comment, msgctxt, msgid, msgid_plural, msgstr, msgstr_plural
+			$context      = '';
+			$msgstr_index = 0;
+			while ( true ) {
+				$lineno++;
+				$line = PO::read_line( $f );
+				if ( ! $line ) {
+					if ( feof( $f ) ) {
+						if ( self::is_final( $context ) ) {
+							break;
+						} elseif ( ! $context ) { // we haven't read a line and eof came
+							return null;
+						} else {
+							return false;
+						}
+					} else {
+						return false;
+					}
+				}
+				if ( $line == "\n" ) {
+					continue;
+				}
+				$line = trim( $line );
+				if ( preg_match( '/^#/', $line, $m ) ) {
+					// the comment is the start of a new entry
+					if ( self::is_final( $context ) ) {
+						PO::read_line( $f, 'put-back' );
+						$lineno--;
+						break;
+					}
+					// comments have to be at the beginning
+					if ( $context && $context != 'comment' ) {
+						return false;
+					}
+					// add comment
+					$this->add_comment_to_entry( $entry, $line );
+				} elseif ( preg_match( '/^msgctxt\s+(".*")/', $line, $m ) ) {
+					if ( self::is_final( $context ) ) {
+						PO::read_line( $f, 'put-back' );
+						$lineno--;
+						break;
+					}
+					if ( $context && $context != 'comment' ) {
+						return false;
+					}
+					$context         = 'msgctxt';
+					$entry->context .= PO::unpoify( $m[1] );
+				} elseif ( preg_match( '/^msgid\s+(".*")/', $line, $m ) ) {
+					if ( self::is_final( $context ) ) {
+						PO::read_line( $f, 'put-back' );
+						$lineno--;
+						break;
+					}
+					if ( $context && $context != 'msgctxt' && $context != 'comment' ) {
+						return false;
+					}
+					$context          = 'msgid';
+					$entry->singular .= PO::unpoify( $m[1] );
+				} elseif ( preg_match( '/^msgid_plural\s+(".*")/', $line, $m ) ) {
+					if ( $context != 'msgid' ) {
+						return false;
+					}
+					$context          = 'msgid_plural';
+					$entry->is_plural = true;
+					$entry->plural   .= PO::unpoify( $m[1] );
+				} elseif ( preg_match( '/^msgstr\s+(".*")/', $line, $m ) ) {
+					if ( $context != 'msgid' ) {
+						return false;
+					}
+					$context             = 'msgstr';
+					$entry->translations = array( PO::unpoify( $m[1] ) );
+				} elseif ( preg_match( '/^msgstr\[(\d+)\]\s+(".*")/', $line, $m ) ) {
+					if ( $context != 'msgid_plural' && $context != 'msgstr_plural' ) {
+						return false;
+					}
+					$context                      = 'msgstr_plural';
+					$msgstr_index                 = $m[1];
+					$entry->translations[ $m[1] ] = PO::unpoify( $m[2] );
+				} elseif ( preg_match( '/^".*"$/', $line ) ) {
+					$unpoified = PO::unpoify( $line );
+					switch ( $context ) {
+						case 'msgid':
+							$entry->singular .= $unpoified;
+							break;
+						case 'msgctxt':
+							$entry->context .= $unpoified;
+							break;
+						case 'msgid_plural':
+							$entry->plural .= $unpoified;
+							break;
+						case 'msgstr':
+							$entry->translations[0] .= $unpoified;
+							break;
+						case 'msgstr_plural':
+							$entry->translations[ $msgstr_index ] .= $unpoified;
+							break;
+						default:
+							return false;
+					}
+				} else {
+					return false;
+				}
+			}
+
+			$have_translations = false;
+			foreach ( $entry->translations as $t ) {
+				if ( $t || ( '0' === $t ) ) {
+					$have_translations = true;
+					break;
+				}
+			}
+			if ( false === $have_translations ) {
+				$entry->translations = array();
+			}
+
+			return array(
+				'entry'  => $entry,
+				'lineno' => $lineno,
+			);
+		}
+
+		/**
+		 * @staticvar string   $last_line
+		 * @staticvar boolean  $use_last_line
+		 *
+		 * @param     resource $f
+		 * @param     string   $action
+		 * @return boolean
+		 */
+		function read_line( $f, $action = 'read' ) {
+			static $last_line     = '';
+			static $use_last_line = false;
+			if ( 'clear' == $action ) {
+				$last_line = '';
+				return true;
+			}
+			if ( 'put-back' == $action ) {
+				$use_last_line = true;
+				return true;
+			}
+			$line          = $use_last_line ? $last_line : fgets( $f );
+			$line          = ( "\r\n" == substr( $line, -2 ) ) ? rtrim( $line, "\r\n" ) . "\n" : $line;
+			$last_line     = $line;
+			$use_last_line = false;
+			return $line;
+		}
+
+		/**
+		 * @param Translation_Entry $entry
+		 * @param string            $po_comment_line
+		 */
+		function add_comment_to_entry( &$entry, $po_comment_line ) {
+			$first_two = substr( $po_comment_line, 0, 2 );
+			$comment   = trim( substr( $po_comment_line, 2 ) );
+			if ( '#:' == $first_two ) {
+				$entry->references = array_merge( $entry->references, preg_split( '/\s+/', $comment ) );
+			} elseif ( '#.' == $first_two ) {
+				$entry->extracted_comments = trim( $entry->extracted_comments . "\n" . $comment );
+			} elseif ( '#,' == $first_two ) {
+				$entry->flags = array_merge( $entry->flags, preg_split( '/,\s*/', $comment ) );
+			} else {
+				$entry->translator_comments = trim( $entry->translator_comments . "\n" . $comment );
+			}
+		}
+
+		/**
+		 * @param string $s
+		 * @return sring
+		 */
+		public static function trim_quotes( $s ) {
+			if ( substr( $s, 0, 1 ) == '"' ) {
+				$s = substr( $s, 1 );
+			}
+			if ( substr( $s, -1, 1 ) == '"' ) {
+				$s = substr( $s, 0, -1 );
+			}
+			return $s;
+		}
+	}
+endif;