92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
<?php
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namespace dokuwiki\plugin\luxtools;
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/**
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* Maps scratchpad aliases (used in wiki pages) to full filesystem file paths.
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*
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* Config format (one per line):
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* /full/path/to/pad-file.txt
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* A> padname
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*
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* The next A> line assigns an alias for the previously listed file.
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*/
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class ScratchpadMap
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{
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/** @var array<string, array{alias:string, path:string}> */
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protected $map = [];
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/**
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* @param string $config
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*/
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public function __construct($config)
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{
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$this->map = $this->parseConfig((string)$config);
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}
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/**
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* Resolve the given alias to a full file path.
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*
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* @param string $alias
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* @return string
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* @throws \Exception
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*/
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public function resolve($alias)
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{
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$alias = trim((string)$alias);
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if ($alias === '') throw new \Exception('Empty alias');
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if (!isset($this->map[$alias])) {
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throw new \Exception('Unknown scratchpad alias');
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}
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return (string)$this->map[$alias]['path'];
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}
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/**
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* Return the parsed mapping.
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*
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* @return array<string, array{alias:string, path:string}>
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*/
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public function getMap()
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{
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return $this->map;
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}
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/**
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* @param string $config
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* @return array<string, array{alias:string, path:string}>
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*/
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protected function parseConfig($config)
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{
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$map = [];
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$lines = explode("\n", (string)$config);
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$lastFile = '';
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foreach ($lines as $line) {
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$line = trim($line);
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if ($line === '') continue;
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if (str_starts_with($line, 'A>')) {
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$alias = trim(substr($line, 2));
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if ($alias === '' || $lastFile === '') continue;
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$map[$alias] = [
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'alias' => $alias,
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'path' => $lastFile,
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];
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continue;
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}
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// Treat as file path (no trailing slash enforced)
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$filePath = Path::cleanPath($line, false);
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if ($filePath === '' || str_ends_with($filePath, '/')) {
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// Ignore invalid entries; they will not be resolvable
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$lastFile = '';
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continue;
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}
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$lastFile = $filePath;
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}
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return $map;
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}
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}
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