+++ /dev/null
-<?php
-namespace JakubOnderka\PhpConsoleHighlighter;
-
-use JakubOnderka\PhpConsoleColor\ConsoleColor;
-
-class Highlighter
-{
- const TOKEN_DEFAULT = 'token_default',
- TOKEN_COMMENT = 'token_comment',
- TOKEN_STRING = 'token_string',
- TOKEN_HTML = 'token_html',
- TOKEN_KEYWORD = 'token_keyword';
-
- const ACTUAL_LINE_MARK = 'actual_line_mark',
- LINE_NUMBER = 'line_number';
-
- /** @var ConsoleColor */
- private $color;
-
- /** @var array */
- private $defaultTheme = array(
- self::TOKEN_STRING => 'red',
- self::TOKEN_COMMENT => 'yellow',
- self::TOKEN_KEYWORD => 'green',
- self::TOKEN_DEFAULT => 'default',
- self::TOKEN_HTML => 'cyan',
-
- self::ACTUAL_LINE_MARK => 'red',
- self::LINE_NUMBER => 'dark_gray',
- );
-
- /**
- * @param ConsoleColor $color
- */
- public function __construct(ConsoleColor $color)
- {
- $this->color = $color;
-
- foreach ($this->defaultTheme as $name => $styles) {
- if (!$this->color->hasTheme($name)) {
- $this->color->addTheme($name, $styles);
- }
- }
- }
-
- /**
- * @param string $source
- * @param int $lineNumber
- * @param int $linesBefore
- * @param int $linesAfter
- * @return string
- * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
- * @throws \InvalidArgumentException
- */
- public function getCodeSnippet($source, $lineNumber, $linesBefore = 2, $linesAfter = 2)
- {
- $tokenLines = $this->getHighlightedLines($source);
-
- $offset = $lineNumber - $linesBefore - 1;
- $offset = max($offset, 0);
- $length = $linesAfter + $linesBefore + 1;
- $tokenLines = array_slice($tokenLines, $offset, $length, $preserveKeys = true);
-
- $lines = $this->colorLines($tokenLines);
-
- return $this->lineNumbers($lines, $lineNumber);
- }
-
- /**
- * @param string $source
- * @return string
- * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
- * @throws \InvalidArgumentException
- */
- public function getWholeFile($source)
- {
- $tokenLines = $this->getHighlightedLines($source);
- $lines = $this->colorLines($tokenLines);
- return implode(PHP_EOL, $lines);
- }
-
- /**
- * @param string $source
- * @return string
- * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
- * @throws \InvalidArgumentException
- */
- public function getWholeFileWithLineNumbers($source)
- {
- $tokenLines = $this->getHighlightedLines($source);
- $lines = $this->colorLines($tokenLines);
- return $this->lineNumbers($lines);
- }
-
- /**
- * @param string $source
- * @return array
- */
- private function getHighlightedLines($source)
- {
- $source = str_replace(array("\r\n", "\r"), "\n", $source);
- $tokens = $this->tokenize($source);
- return $this->splitToLines($tokens);
- }
-
- /**
- * @param string $source
- * @return array
- */
- private function tokenize($source)
- {
- $tokens = token_get_all($source);
-
- $output = array();
- $currentType = null;
- $buffer = '';
-
- foreach ($tokens as $token) {
- if (is_array($token)) {
- switch ($token[0]) {
- case T_INLINE_HTML:
- $newType = self::TOKEN_HTML;
- break;
-
- case T_COMMENT:
- case T_DOC_COMMENT:
- $newType = self::TOKEN_COMMENT;
- break;
-
- case T_ENCAPSED_AND_WHITESPACE:
- case T_CONSTANT_ENCAPSED_STRING:
- $newType = self::TOKEN_STRING;
- break;
-
- case T_WHITESPACE:
- break;
-
- case T_OPEN_TAG:
- case T_OPEN_TAG_WITH_ECHO:
- case T_CLOSE_TAG:
- case T_STRING:
- case T_VARIABLE:
-
- // Constants
- case T_DIR:
- case T_FILE:
- case T_METHOD_C:
- case T_DNUMBER:
- case T_LNUMBER:
- case T_NS_C:
- case T_LINE:
- case T_CLASS_C:
- case T_FUNC_C:
- //case T_TRAIT_C:
- $newType = self::TOKEN_DEFAULT;
- break;
-
- default:
- // Compatibility with PHP 5.3
- if (defined('T_TRAIT_C') && $token[0] === T_TRAIT_C) {
- $newType = self::TOKEN_DEFAULT;
- } else {
- $newType = self::TOKEN_KEYWORD;
- }
- }
- } else {
- $newType = $token === '"' ? self::TOKEN_STRING : self::TOKEN_KEYWORD;
- }
-
- if ($currentType === null) {
- $currentType = $newType;
- }
-
- if ($currentType != $newType) {
- $output[] = array($currentType, $buffer);
- $buffer = '';
- $currentType = $newType;
- }
-
- $buffer .= is_array($token) ? $token[1] : $token;
- }
-
- if (isset($newType)) {
- $output[] = array($newType, $buffer);
- }
-
- return $output;
- }
-
- /**
- * @param array $tokens
- * @return array
- */
- private function splitToLines(array $tokens)
- {
- $lines = array();
-
- $line = array();
- foreach ($tokens as $token) {
- foreach (explode("\n", $token[1]) as $count => $tokenLine) {
- if ($count > 0) {
- $lines[] = $line;
- $line = array();
- }
-
- if ($tokenLine === '') {
- continue;
- }
-
- $line[] = array($token[0], $tokenLine);
- }
- }
-
- $lines[] = $line;
-
- return $lines;
- }
-
- /**
- * @param array $tokenLines
- * @return array
- * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
- * @throws \InvalidArgumentException
- */
- private function colorLines(array $tokenLines)
- {
- $lines = array();
- foreach ($tokenLines as $lineCount => $tokenLine) {
- $line = '';
- foreach ($tokenLine as $token) {
- list($tokenType, $tokenValue) = $token;
- if ($this->color->hasTheme($tokenType)) {
- $line .= $this->color->apply($tokenType, $tokenValue);
- } else {
- $line .= $tokenValue;
- }
- }
- $lines[$lineCount] = $line;
- }
-
- return $lines;
- }
-
- /**
- * @param array $lines
- * @param null|int $markLine
- * @return string
- * @throws \JakubOnderka\PhpConsoleColor\InvalidStyleException
- */
- private function lineNumbers(array $lines, $markLine = null)
- {
- end($lines);
- $lineStrlen = strlen(key($lines) + 1);
-
- $snippet = '';
- foreach ($lines as $i => $line) {
- if ($markLine !== null) {
- $snippet .= ($markLine === $i + 1 ? $this->color->apply(self::ACTUAL_LINE_MARK, ' > ') : ' ');
- }
-
- $snippet .= $this->color->apply(self::LINE_NUMBER, str_pad($i + 1, $lineStrlen, ' ', STR_PAD_LEFT) . '| ');
- $snippet .= $line . PHP_EOL;
- }
-
- return $snippet;
- }
-}
\ No newline at end of file
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