Split up importer, it was becoming very unwieldy

src/EPSG/Import/Codegen.php

@@ -0,0 +1,228 @@
+<?php
+/**
+ * PHPCoord.
+ *
+ * @author Doug Wright
+ */
+declare(strict_types=1);
+
+namespace PHPCoord\EPSG\Import;
+
+use function array_flip;
+use function array_reverse;
+use function dirname;
+use function fclose;
+use function file_get_contents;
+use function file_put_contents;
+use function fopen;
+use function fwrite;
+use const PHP_EOL;
+use PHPCoord\UnitOfMeasure\Angle\Angle;
+use PhpCsFixer\AbstractFixer;
+use PhpCsFixer\Config;
+use PhpCsFixer\Console\ConfigurationResolver;
+use PhpCsFixer\Tokenizer\Tokens;
+use PhpCsFixer\ToolInfo;
+use PhpParser\Lexer\Emulative;
+use PhpParser\NodeTraverser;
+use PhpParser\NodeVisitor\CloningVisitor;
+use PhpParser\Parser\Php7;
+use ReflectionClass;
+use SplFileInfo;
+use function str_repeat;
+use function str_replace;
+use function strlen;
+use function strtolower;
+use function trim;
+use function ucfirst;
+
+class Codegen
+{
+    private string $sourceDir;
+
+    public function __construct()
+    {
+        $this->sourceDir = dirname(__DIR__, 2);
+    }
+
+    public function updateFileConstants(string $fileName, array $data, string $visibility, array $aliases): void
+    {
+        echo "Updating constants in {$fileName}...";
+
+        $lexer = new Emulative(
+            [
+                'usedAttributes' => [
+                    'comments',
+                    'startLine', 'endLine',
+                    'startTokenPos', 'endTokenPos',
+                ],
+            ]
+        );
+        $parser = new Php7($lexer);
+
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor(new CloningVisitor());
+
+        $oldStmts = $parser->parse(file_get_contents($fileName));
+        $oldTokens = $lexer->getTokens();
+
+        $newStmts = $traverser->traverse($oldStmts);
+
+        /*
+         * First remove all existing EPSG consts
+         */
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor(new RemoveExistingConstantsVisitor());
+        $newStmts = $traverser->traverse($newStmts);
+
+        /*
+         * Then add the ones wanted
+         */
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor(new AddNewConstantsVisitor($data, $visibility, $aliases));
+        $newStmts = $traverser->traverse($newStmts);
+
+        $prettyPrinter = new ASTPrettyPrinter();
+        file_put_contents($fileName, $prettyPrinter->printFormatPreserving($newStmts, $oldStmts, $oldTokens));
+        $this->csFixFile($fileName);
+        echo 'done' . PHP_EOL;
+    }
+
+    public function updateFileData(string $fileName, array $data): void
+    {
+        echo "Updating data in {$fileName}...";
+
+        $lexer = new Emulative(
+            [
+                'usedAttributes' => [
+                    'comments',
+                    'startLine', 'endLine',
+                    'startTokenPos', 'endTokenPos',
+                ],
+            ]
+        );
+        $parser = new Php7($lexer);
+
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor(new CloningVisitor());
+
+        $oldStmts = $parser->parse(file_get_contents($fileName));
+        $oldTokens = $lexer->getTokens();
+
+        $newStmts = $traverser->traverse($oldStmts);
+
+        /*
+         * First remove all existing EPSG consts
+         */
+        $traverser = new NodeTraverser();
+        $traverser->addVisitor(new RemoveExistingDataVisitor());
+        $newStmts = $traverser->traverse($newStmts);
+
+        /*
+         * Then add the ones wanted
+         */
+        if ($data) {
+            $traverser = new NodeTraverser();
+            $traverser->addVisitor(new AddNewDataVisitor($data));
+            $traverser->addVisitor(new PrettyPrintDataVisitor());
+            $newStmts = $traverser->traverse($newStmts);
+        }
+
+        $prettyPrinter = new ASTPrettyPrinter();
+        file_put_contents($fileName, $prettyPrinter->printFormatPreserving($newStmts, $oldStmts, $oldTokens));
+        $this->csFixFile($fileName);
+        echo 'done' . PHP_EOL;
+    }
+
+    public function csFixFile(string $fileName): void
+    {
+        /** @var Config $config */
+        $config = require __DIR__ . '/../../../.php-cs-fixer.dist.php';
+
+        $resolver = new ConfigurationResolver(
+            $config,
+            [],
+            dirname($this->sourceDir),
+            new ToolInfo()
+        );
+
+        $file = new SplFileInfo($fileName);
+        $old = file_get_contents($fileName);
+        $fixers = $resolver->getFixers();
+
+        $tokens = Tokens::fromCode($old);
+
+        foreach ($fixers as $fixer) {
+            if (
+                !$fixer instanceof AbstractFixer &&
+                (!$fixer->supports($file) || !$fixer->isCandidate($tokens))
+            ) {
+                continue;
+            }
+
+            $fixer->fix($file, $tokens);
+
+            if ($tokens->isChanged()) {
+                $tokens->clearEmptyTokens();
+                $tokens->clearChanged();
+            }
+        }
+
+        $new = $tokens->generateCode();
+
+        if ($old !== $new) {
+            file_put_contents($fileName, $new);
+        }
+    }
+
+    public function updateDocs(string $class, array $data): void
+    {
+        echo "Updating docs for {$class}...";
+
+        $file = fopen($this->sourceDir . '/../docs/reflection/' . str_replace('phpcoord/', '', str_replace('\\', '/', strtolower($class))) . '.txt', 'wb');
+        $reflectionClass = new ReflectionClass($class);
+        $constants = array_flip(array_reverse($reflectionClass->getConstants())); // make sure aliases are overridden with current
+
+        foreach ($data as $urn => $row) {
+            if ($urn === Angle::EPSG_DEGREE_SUPPLIER_TO_DEFINE_REPRESENTATION) {
+                continue;
+            }
+
+            $name = ucfirst(trim($row['name']));
+            $name = str_replace('_LOWERCASE', '', $name);
+            fwrite($file, $name . "\n");
+            fwrite($file, str_repeat('-', strlen($name)) . "\n\n");
+
+            if (isset($row['type']) && $row['type']) {
+                fwrite($file, '| Type: ' . ucfirst($row['type']) . "\n");
+            }
+            if (isset($row['extent']) && $row['extent']) {
+                fwrite($file, "| Used: {$row['extent']}" . "\n");
+            }
+
+            fwrite($file, "\n.. code-block:: php\n\n");
+            $invokeClass = $reflectionClass;
+            do {
+                if ($invokeClass->hasMethod('fromSRID')) {
+                    fwrite($file, "    {$invokeClass->getShortName()}::fromSRID({$reflectionClass->getShortName()}::{$constants[$urn]})" . "\n");
+                    fwrite($file, "    {$invokeClass->getShortName()}::fromSRID('{$urn}')" . "\n");
+                } elseif ($invokeClass->hasMethod('makeUnit')) {
+                    fwrite($file, "    {$invokeClass->getShortName()}::makeUnit(\$measurement, {$reflectionClass->getShortName()}::{$constants[$urn]})" . "\n");
+                    fwrite($file, "    {$invokeClass->getShortName()}::makeUnit(\$measurement, '{$urn}')" . "\n");
+                }
+            } while ($invokeClass = $invokeClass->getParentClass());
+            fwrite($file, "\n");
+
+            if (trim($row['doc_help'])) {
+                $help = str_replace("\n", "\n\n", trim($row['doc_help']));
+                $help = str_replace('Convert to degrees using algorithm.', '', $help);
+                $help = str_replace('Convert to deg using algorithm.', '', $help);
+                fwrite($file, "{$help}" . "\n");
+            }
+            fwrite($file, "\n");
+        }
+
+        fclose($file);
+        echo 'done' . PHP_EOL;
+    }
+}