WordLevelDiff Class Reference

Inheritance diagram for WordLevelDiff:

Collaboration diagram for WordLevelDiff:

Public Member Functions
	__construct ($orig_lines, $closing_lines)
	_split ($lines)
	orig ()
	closing ()
Public Member Functions inherited from MappedDiff
	__construct ($from_lines, $to_lines, $mapped_from_lines, $mapped_to_lines)
	Constructor. More...
Public Member Functions inherited from Diff
	__construct ($from_lines, $to_lines)
	Constructor. More...
	reverse ()
	Compute reversed Diff. More...
	isEmpty ()
	Check for empty diff. More...
	lcs ()
	Compute the length of the Longest Common Subsequence (LCS). More...
	orig ()
	Get the original set of lines. More...
	closing ()
	Get the closing set of lines. More...
	_check ($from_lines, $to_lines)
	Check a Diff for validity. More...

Data Fields
const	MAX_LINE_LENGTH = 10000
Data Fields inherited from Diff
	$edits

Detailed Description

Definition at line 1618 of file class.WordLevelDiff.php.

Constructor & Destructor Documentation

__construct()

WordLevelDiff::__construct	(		$orig_lines,
			$closing_lines
	)

Definition at line 1622 of file class.WordLevelDiff.php.

{

Member Function Documentation

_split()

WordLevelDiff::_split

(

$lines

)

Definition at line 1634 of file class.WordLevelDiff.php.

References array.

                                                           {
                $fname = 'WordLevelDiff::WordLevelDiff';
                //wfProfileIn( $fname );

                list ($orig_words, $orig_stripped) = $this->_split($orig_lines);
                list ($closing_words, $closing_stripped) = $this->_split($closing_lines);

                parent::__construct($orig_words, $closing_words,
                                                  $orig_stripped, $closing_stripped);
                //wfProfileOut( $fname );
        }

        function _split($lines) {
                $fname = 'WordLevelDiff::_split';
                //wfProfileIn( $fname );

                $words = array();
                $stripped = array();
                $first = true;
                foreach ( $lines as $line ) {
                        # If the line is too long, just pretend the entire line is one big word
                        # This prevents resource exhaustion problems
                        if ( $first ) {
                                $first = false;
                        } else {
                                $words[] = "\n";
                                $stripped[] = "\n";
                        }
                        if ( strlen( $line ) > self::MAX_LINE_LENGTH ) {
                                $words[] = $line;

closing()

WordLevelDiff::closing

(

)

Definition at line 1683 of file class.WordLevelDiff.php.

References $orig, and _HWLDF_WordAccumulator\addWords().

                                                {
                        if ($edit->type == 'copy')
                                $orig->addWords($edit->orig);
                        elseif ($edit->orig)
                                $orig->addWords($edit->orig, 'del');
                }
                $lines = $orig->getLines();
                //wfProfileOut( $fname );
                return $lines;
        }

        function closing () {

Here is the call graph for this function:

orig()

WordLevelDiff::orig

(

)

Definition at line 1667 of file class.WordLevelDiff.php.

References array.

                               {
                                $m = array();
                                if (preg_match_all('/ ( [^\S\n]+ | [0-9_A-Za-z\x80-\xff]+ | . ) (?: (?!< \n) [^\S\n])? /xs',
                                        $line, $m))
                                {
                                        $words = array_merge( $words, $m[0] );
                                        $stripped = array_merge( $stripped, $m[1] );
                                }
                        }
                }
                //wfProfileOut( $fname );
                return array($words, $stripped);
        }

        function orig () {

Field Documentation

MAX_LINE_LENGTH

const WordLevelDiff::MAX_LINE_LENGTH = 10000

Definition at line 1620 of file class.WordLevelDiff.php.

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The documentation for this class was generated from the following file:

• Services/COPage/mediawikidiff/class.WordLevelDiff.php