X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/e08b42e8ad054ec67522d7ac1aaae5dc68cb3d01..refs/tags/wordpress-4.4.2-scripts:/wp-includes/wp-diff.php
diff --git a/wp-includes/wp-diff.php b/wp-includes/wp-diff.php
index dc335e30..832a62f8 100644
--- a/wp-includes/wp-diff.php
+++ b/wp-includes/wp-diff.php
@@ -8,7 +8,7 @@
* @subpackage Diff
*/
-if ( !class_exists( 'Text_Diff' ) ) {
+if ( ! class_exists( 'Text_Diff', false ) ) {
/** Text_Diff class */
require( dirname(__FILE__).'/Text/Diff.php' );
/** Text_Diff_Renderer class */
@@ -28,27 +28,27 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
/**
* @see Text_Diff_Renderer::_leading_context_lines
* @var int
- * @access protected
+ * @access public
* @since 2.6.0
*/
- var $_leading_context_lines = 10000;
+ public $_leading_context_lines = 10000;
/**
* @see Text_Diff_Renderer::_trailing_context_lines
* @var int
- * @access protected
+ * @access public
* @since 2.6.0
*/
- var $_trailing_context_lines = 10000;
+ public $_trailing_context_lines = 10000;
/**
- * {@internal Missing Description}}
+ * Threshold for when a diff should be saved or omitted.
*
* @var float
* @access protected
* @since 2.6.0
*/
- var $_diff_threshold = 0.6;
+ protected $_diff_threshold = 0.6;
/**
* Inline display helper object name.
@@ -57,7 +57,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @access protected
* @since 2.6.0
*/
- var $inline_diff_renderer = 'WP_Text_Diff_Renderer_inline';
+ protected $inline_diff_renderer = 'WP_Text_Diff_Renderer_inline';
/**
* Should we show the split view or not
@@ -66,7 +66,9 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @access protected
* @since 3.6.0
*/
- var $_show_split_view = true;
+ protected $_show_split_view = true;
+
+ protected $compat_fields = array( '_show_split_view', 'inline_diff_renderer', '_diff_threshold' );
/**
* Constructor - Call parent constructor with params array.
@@ -77,7 +79,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
*
* @param array $params
*/
- function __construct( $params = array() ) {
+ public function __construct( $params = array() ) {
parent::__construct( $params );
if ( isset( $params[ 'show_split_view' ] ) )
$this->_show_split_view = $params[ 'show_split_view' ];
@@ -89,7 +91,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param string $header
* @return string
*/
- function _startBlock( $header ) {
+ public function _startBlock( $header ) {
return '';
}
@@ -99,7 +101,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param array $lines
* @param string $prefix
*/
- function _lines( $lines, $prefix=' ' ) {
+ public function _lines( $lines, $prefix=' ' ) {
}
/**
@@ -108,7 +110,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param string $line HTML-escape the value.
* @return string
*/
- function addedLine( $line ) {
+ public function addedLine( $line ) {
return "
{$line} | ";
}
@@ -119,7 +121,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param string $line HTML-escape the value.
* @return string
*/
- function deletedLine( $line ) {
+ public function deletedLine( $line ) {
return "{$line} | ";
}
@@ -129,7 +131,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param string $line HTML-escape the value.
* @return string
*/
- function contextLine( $line ) {
+ public function contextLine( $line ) {
return "{$line} | ";
}
@@ -138,23 +140,40 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
*
* @return string
*/
- function emptyLine() {
+ public function emptyLine() {
return ' | ';
}
/**
* @ignore
- * @access private
+ * @access public
*
* @param array $lines
* @param bool $encode
* @return string
*/
- function _added( $lines, $encode = true ) {
+ public function _added( $lines, $encode = true ) {
$r = '';
foreach ($lines as $line) {
- if ( $encode )
- $line = htmlspecialchars( $line );
+ if ( $encode ) {
+ $processed_line = htmlspecialchars( $line );
+
+ /**
+ * Contextually filter a diffed line.
+ *
+ * Filters TextDiff processing of diffed line. By default, diffs are processed with
+ * htmlspecialchars. Use this filter to remove or change the processing. Passes a context
+ * indicating if the line is added, deleted or unchanged.
+ *
+ * @since 4.1.0
+ *
+ * @param String $processed_line The processed diffed line.
+ * @param String $line The unprocessed diffed line.
+ * @param string null The line context. Values are 'added', 'deleted' or 'unchanged'.
+ */
+ $line = apply_filters( 'process_text_diff_html', $processed_line, $line, 'added' );
+ }
+
if ( $this->_show_split_view ) {
$r .= '' . $this->emptyLine() . $this->emptyLine() . $this->addedLine( $line ) . "
\n";
} else {
@@ -166,17 +185,21 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
/**
* @ignore
- * @access private
+ * @access public
*
* @param array $lines
* @param bool $encode
* @return string
*/
- function _deleted( $lines, $encode = true ) {
+ public function _deleted( $lines, $encode = true ) {
$r = '';
foreach ($lines as $line) {
- if ( $encode )
- $line = htmlspecialchars( $line );
+ if ( $encode ) {
+ $processed_line = htmlspecialchars( $line );
+
+ /** This filter is documented in wp-includes/wp-diff.php */
+ $line = apply_filters( 'process_text_diff_html', $processed_line, $line, 'deleted' );
+ }
if ( $this->_show_split_view ) {
$r .= '' . $this->deletedLine( $line ) . $this->emptyLine() . $this->emptyLine() . "
\n";
} else {
@@ -189,17 +212,21 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
/**
* @ignore
- * @access private
+ * @access public
*
* @param array $lines
* @param bool $encode
* @return string
*/
- function _context( $lines, $encode = true ) {
+ public function _context( $lines, $encode = true ) {
$r = '';
foreach ($lines as $line) {
- if ( $encode )
- $line = htmlspecialchars( $line );
+ if ( $encode ) {
+ $processed_line = htmlspecialchars( $line );
+
+ /** This filter is documented in wp-includes/wp-diff.php */
+ $line = apply_filters( 'process_text_diff_html', $processed_line, $line, 'unchanged' );
+ }
if ( $this->_show_split_view ) {
$r .= '' . $this->contextLine( $line ) . $this->emptyLine() . $this->contextLine( $line ) . "
\n";
} else {
@@ -215,14 +242,14 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* (TRAC style) sometimes these lines can actually be deleted or added rows.
* We do additional processing to figure that out
*
- * @access private
+ * @access public
* @since 2.6.0
*
* @param array $orig
* @param array $final
* @return string
*/
- function _changed( $orig, $final ) {
+ public function _changed( $orig, $final ) {
$r = '';
// Does the aforementioned additional processing
@@ -246,7 +273,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
$diff = $renderer->render( $text_diff );
// If they're too different, don't include any or
- if ( $diff_count = preg_match_all( '!(.*?|.*?)!', $diff, $diff_matches ) ) {
+ if ( preg_match_all( '!(.*?|.*?)!', $diff, $diff_matches ) ) {
// length of all text between or
$stripped_matches = strlen(strip_tags( join(' ', $diff_matches[0]) ));
// since we count lengith of text between or (instead of picking just one),
@@ -309,11 +336,11 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
*
* @since 2.6.0
*
- * @param unknown_type $orig
- * @param unknown_type $final
- * @return unknown
+ * @param array $orig
+ * @param array $final
+ * @return array
*/
- function interleave_changed_lines( $orig, $final ) {
+ public function interleave_changed_lines( $orig, $final ) {
// Contains all pairwise string comparisons. Keys are such that this need only be a one dimensional array.
$matches = array();
@@ -402,7 +429,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param string $string2
* @return int
*/
- function compute_string_distance( $string1, $string2 ) {
+ public function compute_string_distance( $string1, $string2 ) {
// Vectors containing character frequency for all chars in each string
$chars1 = count_chars($string1);
$chars2 = count_chars($string2);
@@ -414,7 +441,7 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
if ( !$string1 )
return $difference;
- // Return distance per charcter (of string1)
+ // Return distance per character (of string1).
return $difference / strlen($string1);
}
@@ -426,10 +453,69 @@ class WP_Text_Diff_Renderer_Table extends Text_Diff_Renderer {
* @param int $b
* @return int
*/
- function difference( $a, $b ) {
+ public function difference( $a, $b ) {
return abs( $a - $b );
}
+ /**
+ * Make private properties readable for backwards compatibility.
+ *
+ * @since 4.0.0
+ * @access public
+ *
+ * @param string $name Property to get.
+ * @return mixed Property.
+ */
+ public function __get( $name ) {
+ if ( in_array( $name, $this->compat_fields ) ) {
+ return $this->$name;
+ }
+ }
+
+ /**
+ * Make private properties settable for backwards compatibility.
+ *
+ * @since 4.0.0
+ * @access public
+ *
+ * @param string $name Property to check if set.
+ * @param mixed $value Property value.
+ * @return mixed Newly-set property.
+ */
+ public function __set( $name, $value ) {
+ if ( in_array( $name, $this->compat_fields ) ) {
+ return $this->$name = $value;
+ }
+ }
+
+ /**
+ * Make private properties checkable for backwards compatibility.
+ *
+ * @since 4.0.0
+ * @access public
+ *
+ * @param string $name Property to check if set.
+ * @return bool Whether the property is set.
+ */
+ public function __isset( $name ) {
+ if ( in_array( $name, $this->compat_fields ) ) {
+ return isset( $this->$name );
+ }
+ }
+
+ /**
+ * Make private properties un-settable for backwards compatibility.
+ *
+ * @since 4.0.0
+ * @access public
+ *
+ * @param string $name Property to unset.
+ */
+ public function __unset( $name ) {
+ if ( in_array( $name, $this->compat_fields ) ) {
+ unset( $this->$name );
+ }
+ }
}
/**
@@ -448,7 +534,7 @@ class WP_Text_Diff_Renderer_inline extends Text_Diff_Renderer_inline {
* @param string $newlineEscape
* @return string
*/
- function _splitOnWords($string, $newlineEscape = "\n") {
+ public function _splitOnWords($string, $newlineEscape = "\n") {
$string = str_replace("\0", '', $string);
$words = preg_split( '/([^\w])/u', $string, -1, PREG_SPLIT_DELIM_CAPTURE );
$words = str_replace( "\n", $newlineEscape, $words );