woocommerce/plugins/woocommerce-admin/bin/combine-pot-files.php

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<?php
/**
* Command line script for merging two .pot files.
*
* @package WooCommerce Admin
*/
/**
* Get the two file names from the command line.
*/
if ( $argc < 2 ) {
echo "Usage: php -f {$argv[0]} source-file.pot destination-file.pot\n";
exit;
}
for ( $index = 1; $index <= 2; $index++ ) {
if ( ! is_file( $argv[ $index ] ) ) {
echo "File not found: {$argv[ $index ]}\n";
exit;
}
}
/**
* Check whether an output locale has been requested.
*/
if ( isset( $argv[3] ) && 0 === stripos( $argv[3], 'lang=' ) ) {
$locale = substr( $argv[3], 5 );
$target_file = preg_replace( '|\.pot?|', "-{$locale}.po", $argv[2] );
} else {
$target_file = $argv[2];
}
/**
* Parse a .pot file into an array.
*
* @param string $file_name Pot file name.
* @return array
*/
function woocommerce_admin_parse_pot( $file_name ) {
$fh = fopen( $file_name, 'r' );
$originals = array();
$references = array();
$messages = array();
$have_msgid = false;
while ( ! feof( $fh ) ) {
$line = trim( fgets( $fh ) );
if ( ! $line ) {
$message = implode( "\n", $messages );
$originals[ $message ] = $references;
$references = array();
$messages = array();
$have_msgid = false;
$message = '';
continue;
}
if ( 'msgid' == substr( $line, 0, 5 ) ) {
$have_msgid = true;
}
if ( $have_msgid ) {
$messages[] = $line;
} else {
$references[] = $line;
}
}
fclose( $fh );
$message = implode( "\n", $messages );
$originals[ $message ] = $references;
return $originals;
}
// Read the translation files.
$originals_1 = woocommerce_admin_parse_pot( $argv[1] );
$originals_2 = woocommerce_admin_parse_pot( $argv[2] );
// Delete the original sources.
unlink( $argv[1] );
unlink( $argv[2] );
// We don't want two .pot headers in the output.
array_shift( $originals_1 );
$fh = fopen( $target_file, 'w' );
foreach ( $originals_2 as $message => $original ) {
// Use the complete message section to match strings to be translated.
if ( isset( $originals_1[ $message ] ) ) {
$original = array_merge( $original, $originals_1[ $message ] );
unset( $originals_1[ $message ] );
}
fwrite( $fh, implode( "\n", $original ) );
fwrite( $fh, "\n" . $message ."\n\n" );
}
foreach ( $originals_1 as $message => $original ) {
fwrite( $fh, implode( "\n", $original ) );
fwrite( $fh, "\n" . $message ."\n\n" );
}
fclose( $fh );
echo "Created {$target_file}\n";