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123 lines
2.9 KiB
PHP
123 lines
2.9 KiB
PHP
<?php
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/**
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*
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* This file is part of the phpBB Forum Software package.
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*
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* @copyright (c) phpBB Limited <https://www.phpbb.com>
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* @license GNU General Public License, version 2 (GPL-2.0)
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*
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* For full copyright and license information, please see
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* the docs/CREDITS.txt file.
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*
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*/
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namespace phpbb\textformatter\s9e;
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/**
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* Text manipulation utilities
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*/
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class utils implements \phpbb\textformatter\utils_interface
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{
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/**
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* Replace BBCodes and other formatting elements with whitespace
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*
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* NOTE: preserves smilies as text
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*
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* @param string $xml Parsed text
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* @return string Plain text
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*/
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public function clean_formatting($xml)
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{
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// Insert a space before <s> and <e> then remove formatting
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$xml = preg_replace('#<[es]>#', ' $0', $xml);
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return \s9e\TextFormatter\Utils::removeFormatting($xml);
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}
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/**
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* Return given string between quotes
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*
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* Will use either single- or double- quotes depending on whichever requires to be escaped.
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* Quotes and backslashes are escaped with backslashes where necessary
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*
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* @param string $str Original string
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* @return string Escaped string within quotes
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*/
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protected function enquote($str)
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{
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$quote = (strpos($str, '"') === false || strpos($str, "'") !== false) ? '"' : "'";
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return $quote . addcslashes($str, '\\' . $quote) . $quote;
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}
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/**
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* {@inheritdoc}
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*/
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public function generate_quote($text, array $attributes = array())
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{
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$quote = '[quote';
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if (isset($attributes['author']))
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{
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// Add the author as the BBCode's default attribute
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$quote .= '=' . $this->enquote($attributes['author']);
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unset($attributes['author']);
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}
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foreach ($attributes as $name => $value)
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{
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$quote .= ' ' . $name . '=' . $this->enquote($value);
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}
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$quote .= ']' . $text . '[/quote]';
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return $quote;
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}
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/**
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* Get a list of quote authors, limited to the outermost quotes
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*
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* @param string $xml Parsed text
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* @return string[] List of authors
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*/
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public function get_outermost_quote_authors($xml)
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{
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$authors = array();
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if (strpos($xml, '<QUOTE ') === false)
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{
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return $authors;
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}
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$dom = new \DOMDocument;
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$dom->loadXML($xml);
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$xpath = new \DOMXPath($dom);
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foreach ($xpath->query('//QUOTE[not(ancestor::QUOTE)]/@author') as $author)
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{
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$authors[] = $author->textContent;
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}
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return $authors;
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}
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/**
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* Remove given BBCode and its content, at given nesting depth
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*
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* @param string $xml Parsed text
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* @param string $bbcode_name BBCode's name
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* @param integer $depth Minimum nesting depth (number of parents of the same name)
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* @return string Parsed text
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*/
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public function remove_bbcode($xml, $bbcode_name, $depth = 0)
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{
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return \s9e\TextFormatter\Utils::removeTag($xml, strtoupper($bbcode_name), $depth);
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}
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/**
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* Return a parsed text to its original form
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*
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* @param string $xml Parsed text
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* @return string Original plain text
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*/
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public function unparse($xml)
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{
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return \s9e\TextFormatter\Unparser::unparse($xml);
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}
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}
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