77 lines
2.2 KiB
PHP
77 lines
2.2 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Abstract class for the link transformations plugins
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*
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* @package PhpMyAdmin-Transformations
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* @subpackage Link
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*/
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namespace PMA\libraries\plugins\transformations\abs;
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use PMA\libraries\plugins\TransformationsPlugin;
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if (!defined('PHPMYADMIN')) {
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exit;
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}
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/**
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* Provides common methods for all of the link transformations plugins.
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*
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* @package PhpMyAdmin
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*/
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abstract class TextLinkTransformationsPlugin extends TransformationsPlugin
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{
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/**
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* Gets the transformation description of the specific plugin
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*
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* @return string
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*/
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public static function getInfo()
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{
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return __(
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'Displays a link; the column contains the filename. The first option'
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. ' is a URL prefix like "http://www.example.com/". The second option'
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. ' is a title for the link.'
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);
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}
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/**
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* Does the actual work of each specific transformations plugin.
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*
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* @param string $buffer text to be transformed
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* @param array $options transformation options
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* @param string $meta meta information
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*
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* @return string
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*/
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public function applyTransformation($buffer, $options = array(), $meta = '')
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{
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$url = (isset($options[0]) ? $options[0] : '') . ((isset($options[2]) && $options[2]) ? '' : $buffer);
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$parsed = parse_url($url);
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/* Do not allow javascript links */
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if (! isset($parsed['scheme']) || ! in_array(strtolower($parsed['scheme']), array('http', 'https', 'ftp', 'mailto'))) {
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return htmlspecialchars($url);
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}
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return '<a href="'
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. htmlspecialchars($url)
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. '" title="'
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. htmlspecialchars(isset($options[1]) ? $options[1] : '')
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. '" target="_blank" rel="noopener noreferrer">'
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. htmlspecialchars(isset($options[1]) ? $options[1] : $buffer)
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. '</a>';
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}
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/* ~~~~~~~~~~~~~~~~~~~~ Getters and Setters ~~~~~~~~~~~~~~~~~~~~ */
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/**
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* Gets the transformation name of the specific plugin
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*
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* @return string
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*/
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public static function getName()
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{
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return "TextLink";
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}
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}
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