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Editing: Text.php

<?php
/**
 * A doc generator that outputs text-based documentation.
 *
 * Output is designed to be displayed in a terminal and is wrapped to 100 characters.
 *
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Juliette Reinders Folmer <phpcs_nospam@adviesenzo.nl>
 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
 * @copyright 2024 PHPCSStandards and contributors
 * @license   https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/HEAD/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Generators;

use DOMElement;
use DOMNode;

class Text extends Generator
{

/**
     * Process the documentation for a single sniff.
     *
     * @param \DOMNode $doc The DOMNode object for the sniff.
     *                      It represents the "documentation" tag in the XML
     *                      standard file.
     *
     * @return void
     */
    public function processSniff(DOMNode $doc)
    {
        $content = '';
        foreach ($doc->childNodes as $node) {
            if ($node->nodeName === 'standard') {
                $content .= $this->getFormattedTextBlock($node);
            } else if ($node->nodeName === 'code_comparison') {
                $content .= $this->getFormattedCodeComparisonBlock($node);
            }
        }

if (trim($content) !== '') {
            echo $this->getFormattedTitle($doc), $content;
        }

}//end processSniff()

/**
     * Prints the title area for a single sniff.
     *
     * @param \DOMNode $doc The DOMNode object for the sniff.
     *                      It represents the "documentation" tag in the XML
     *                      standard file.
     *
     * @deprecated 3.12.0 Use Text::getFormattedTitle() instead.
     *
     * @codeCoverageIgnore
     *
     * @return void
     */
    protected function printTitle(DOMNode $doc)
    {
        trigger_error(
            'The '.__METHOD__.'() method is deprecated. Use "echo '.__CLASS__.'::getFormattedTitle()" instead.',
            E_USER_DEPRECATED
        );

echo $this->getFormattedTitle($doc);

}//end printTitle()

/**
     * Format the title area for a single sniff.
     *
     * @param \DOMNode $doc The DOMNode object for the sniff.
     *                      It represents the "documentation" tag in the XML
     *                      standard file.
     *
     * @since 3.12.0 Replaces the deprecated Text::printTitle() method.
     *
     * @return string
     */
    protected function getFormattedTitle(DOMNode $doc)
    {
        $title        = $this->getTitle($doc);
        $standard     = $this->ruleset->name;
        $displayTitle = "$standard CODING STANDARD: $title";
        $titleLength  = strlen($displayTitle);

$output  = PHP_EOL;
        $output .= str_repeat('-', ($titleLength + 4));
        $output .= strtoupper(PHP_EOL."| $displayTitle |".PHP_EOL);
        $output .= str_repeat('-', ($titleLength + 4));
        $output .= PHP_EOL.PHP_EOL;

return $output;

}//end getFormattedTitle()

/**
     * Print a text block found in a standard.
     *
     * @param \DOMNode $node The DOMNode object for the text block.
     *
     * @deprecated 3.12.0 Use Text::getFormattedTextBlock() instead.
     *
     * @codeCoverageIgnore
     *
     * @return void
     */
    protected function printTextBlock(DOMNode $node)
    {
        trigger_error(
            'The '.__METHOD__.'() method is deprecated. Use "echo '.__CLASS__.'::getFormattedTextBlock()" instead.',
            E_USER_DEPRECATED
        );

echo $this->getFormattedTextBlock($node);

}//end printTextBlock()

/**
     * Format a text block found in a standard.
     *
     * @param \DOMNode $node The DOMNode object for the text block.
     *
     * @since 3.12.0 Replaces the deprecated Text::printTextBlock() method.
     *
     * @return string
     */
    protected function getFormattedTextBlock(DOMNode $node)
    {
        $text = $node->nodeValue;
        if (empty($text) === true) {
            return '';
        }

$text = trim($text);
        $text = str_replace(['<em>', '</em>'], '*', $text);

$nodeLines = explode("\n", $text);
        $nodeLines = array_map('trim', $nodeLines);
        $text      = implode(PHP_EOL, $nodeLines);

return wordwrap($text, 100, PHP_EOL).PHP_EOL.PHP_EOL;

}//end getFormattedTextBlock()

/**
     * Print a code comparison block found in a standard.
     *
     * @param \DOMNode $node The DOMNode object for the code comparison block.
     *
     * @deprecated 3.12.0 Use Text::getFormattedCodeComparisonBlock() instead.
     *
     * @codeCoverageIgnore
     *
     * @return void
     */
    protected function printCodeComparisonBlock(DOMNode $node)
    {
        trigger_error(
            'The '.__METHOD__.'() method is deprecated. Use "echo '.__CLASS__.'::getFormattedCodeComparisonBlock()" instead.',
            E_USER_DEPRECATED
        );

echo $this->getFormattedCodeComparisonBlock($node);

}//end printCodeComparisonBlock()

/**
     * Format a code comparison block found in a standard.
     *
     * @param \DOMNode $node The DOMNode object for the code comparison block.
     *
     * @since 3.12.0 Replaces the deprecated Text::printCodeComparisonBlock() method.
     *
     * @return string
     */
    protected function getFormattedCodeComparisonBlock(DOMNode $node)
    {
        $codeBlocks    = $node->getElementsByTagName('code');
        $firstCodeElm  = $codeBlocks->item(0);
        $secondCodeElm = $codeBlocks->item(1);

if (isset($firstCodeElm, $secondCodeElm) === false) {
            // Missing at least one code block.
            return '';
        }

$firstTitleLines = $this->codeTitleToLines($firstCodeElm);
        $firstLines      = $this->codeToLines($firstCodeElm);

$secondTitleLines = $this->codeTitleToLines($secondCodeElm);
        $secondLines      = $this->codeToLines($secondCodeElm);

$titleRow = '';
        if ($firstTitleLines !== [] || $secondTitleLines !== []) {
            $titleRow  = $this->linesToTableRows($firstTitleLines, $secondTitleLines);
            $titleRow .= str_repeat('-', 100).PHP_EOL;
        }//end if

$codeRow = '';
        if ($firstLines !== [] || $secondLines !== []) {
            $codeRow  = $this->linesToTableRows($firstLines, $secondLines);
            $codeRow .= str_repeat('-', 100).PHP_EOL.PHP_EOL;
        }//end if

$output = '';
        if ($titleRow !== '' || $codeRow !== '') {
            $output  = str_repeat('-', 41);
            $output .= ' CODE COMPARISON ';
            $output .= str_repeat('-', 42).PHP_EOL;
            $output .= $titleRow;
            $output .= $codeRow;
        }

return $output;

}//end getFormattedCodeComparisonBlock()

/**
     * Retrieve a code block title and split it into lines for use in an ASCII table.
     *
     * @param \DOMElement $codeElm The DOMElement object for a code block.
     *
     * @since 3.12.0
     *
     * @return array<string>
     */
    private function codeTitleToLines(DOMElement $codeElm)
    {
        $title = trim($codeElm->getAttribute('title'));
        if ($title === '') {
            return [];
        }

$title = wordwrap($title, 46, "\n");

return explode("\n", $title);

}//end codeTitleToLines()

/**
     * Retrieve a code block contents and split it into lines for use in an ASCII table.
     *
     * @param \DOMElement $codeElm The DOMElement object for a code block.
     *
     * @since 3.12.0
     *
     * @return array<string>
     */
    private function codeToLines(DOMElement $codeElm)
    {
        $code = trim($codeElm->nodeValue);
        if ($code === '') {
            return [];
        }

$code = str_replace(['<em>', '</em>'], '', $code);
        return explode("\n", $code);

}//end codeToLines()

/**
     * Transform two sets of text lines into rows for use in an ASCII table.
     *
     * The sets may not contains an equal amount of lines, while the resulting rows should.
     *
     * @param array<string> $column1Lines Lines of text to place in column 1.
     * @param array<string> $column2Lines Lines of text to place in column 2.
     *
     * @return string
     */
    private function linesToTableRows(array $column1Lines, array $column2Lines)
    {
        $maxLines = max(count($column1Lines), count($column2Lines));

$rows = '';
        for ($i = 0; $i < $maxLines; $i++) {
            $column1Text = '';
            if (isset($column1Lines[$i]) === true) {
                $column1Text = $column1Lines[$i];
            }

$column2Text = '';
            if (isset($column2Lines[$i]) === true) {
                $column2Text = $column2Lines[$i];
            }

$rows .= '| ';
            $rows .= $column1Text.str_repeat(' ', max(0, (47 - strlen($column1Text))));
            $rows .= '| ';
            $rows .= $column2Text.str_repeat(' ', max(0, (48 - strlen($column2Text))));
            $rows .= '|'.PHP_EOL;
        }//end for

return $rows;

}//end linesToTableRows()

}//end class

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