100 lines
3.0 KiB
PHP
100 lines
3.0 KiB
PHP
<?php
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class WPML_XML2Array implements WPML_XML_Transform {
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private $contents;
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private $get_attributes;
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public function get( $contents, $get_attributes = true ) {
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$this->contents = $contents;
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$this->get_attributes = (bool) $get_attributes;
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$xml_values = array();
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if ( $this->contents && function_exists( 'xml_parser_create' ) ) {
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$parser = xml_parser_create();
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xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, 0 );
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xml_parser_set_option( $parser, XML_OPTION_SKIP_WHITE, 1 );
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xml_parse_into_struct( $parser, $this->contents, $xml_values );
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xml_parser_free( $parser );
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}
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// Initializations
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$xml_array = array();
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$current = &$xml_array;
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// Go through the tags.
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foreach ( $xml_values as $data ) {
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unset( $attributes, $value );// Remove existing values, or there will be trouble
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$tag = $data['tag'];
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$type = $data['type'];
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$level = $data['level'];
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$value = isset( $data['value'] ) ? $data['value'] : '';
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$attributes = isset( $data['attributes'] ) ? $data['attributes'] : array();
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$item = $this->get_item( $value, $attributes );
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// See tag status and do the needed.
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if ( 'open' === $type ) {// The starting of the tag '<tag>'
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$parent[ $level - 1 ] = &$current;
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if ( ! is_array( $current ) || ( ! isset( $current[ $tag ] ) ) ) { // Insert New tag
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$current[ $tag ] = $item;
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$current = &$current[ $tag ];
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} else { // There was another element with the same tag name
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if ( isset( $current[ $tag ][0] ) ) {
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$current[ $tag ][] = $item;
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} else {
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$current[ $tag ] = array( $current[ $tag ], $item );
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}
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$last = count( $current[ $tag ] ) - 1;
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$current = &$current[ $tag ][ $last ];
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}
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} elseif ( 'complete' === $type ) { // Tags that ends in 1 line '<tag />'
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// See if the key is already taken.
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if ( ! isset( $current[ $tag ] ) ) { // New Key
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$current[ $tag ] = $item;
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} else { // If taken, put all things inside a list(array)
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if ( ( is_array( $current[ $tag ] ) && ! $this->get_attributes )// If it is already an array...
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|| ( isset( $current[ $tag ][0] ) && is_array( $current[ $tag ][0] ) && $this->get_attributes )
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) {
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$current[ $tag ][] = $item;
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} else { // If it is not an array...
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$current[ $tag ] = array( $current[ $tag ], $item );
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}
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}
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} elseif ( 'close' === $type && isset( $parent ) ) { // End of tag '</tag>'
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$current = &$parent[ $level - 1 ];
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}
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}
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return $xml_array;
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}
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/**
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* @param mixed|null $value
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* @param array $attributes
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*
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* @return array
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*/
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private function get_item( $value, array $attributes ) {
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$item = array();
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if ( $this->get_attributes ) {// The second argument of the function decides this.
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if ( null !== $value ) {
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$item['value'] = $value;
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}
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if ( null !== $attributes ) {
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foreach ( $attributes as $attr => $val ) {
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$item['attr'][ $attr ] = $val;
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}
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}
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} else {
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$item = $value;
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}
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return $item;
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}
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}
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