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#!/usr/bin/env php
<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
use Zend\Console;
use Zend\File\ClassFileLocator;
use Zend\Loader\StandardAutoloader;
/**
* Generate class maps for use with autoloading.
*
* Usage:
* --help|-h Get usage message
* --library|-l [ <string> ] Library to parse; if none provided, assumes
* current directory
* --output|-o [ <string> ] Where to write autoload file; if not provided,
* assumes "autoload_classmap.php" in library directory
* --append|-a Append to autoload file if it exists
* --overwrite|-w Whether or not to overwrite existing autoload
* file
* --ignore|-i [ <string> ] Comma-separated namespaces to ignore
* --sort|-s Alphabetically sort classes
*/
$zfLibraryPath = getenv('LIB_PATH') ? getenv('LIB_PATH') : __DIR__ . '/../library';
if (is_dir($zfLibraryPath)) {
// Try to load StandardAutoloader from library
if (false === include($zfLibraryPath . '/Zend/Loader/StandardAutoloader.php')) {
echo 'Unable to locate autoloader via library; aborting' . PHP_EOL;
exit(2);
}
} else {
// Try to load StandardAutoloader from include_path
if (false === include('Zend/Loader/StandardAutoloader.php')) {
echo 'Unable to locate autoloader via include_path; aborting' . PHP_EOL;
exit(2);
}
}
$libraryPath = getcwd();
// Setup autoloading
$loader = new StandardAutoloader(array('autoregister_zf' => true));
$loader->register();
$rules = array(
'help|h' => 'Get usage message',
'library|l-s' => 'Library to parse; if none provided, assumes current directory',
'output|o-s' => 'Where to write autoload file; if not provided, assumes "autoload_classmap.php" in library directory',
'append|a' => 'Append to autoload file if it exists',
'overwrite|w' => 'Whether or not to overwrite existing autoload file',
'ignore|i-s' => 'Comma-separated namespaces to ignore',
'sort|s' => 'Alphabetically sort classes',
);
try {
$opts = new Console\Getopt($rules);
$opts->parse();
} catch (Console\Exception\RuntimeException $e) {
echo $e->getUsageMessage();
exit(2);
}
if ($opts->getOption('h')) {
echo $opts->getUsageMessage();
exit(0);
}
$ignoreNamespaces = array();
if (isset($opts->i)) {
$ignoreNamespaces = explode(',', $opts->i);
}
$relativePathForClassmap = '';
if (isset($opts->l)) {
if (!is_dir($opts->l)) {
echo 'Invalid library directory provided' . PHP_EOL
. PHP_EOL;
echo $opts->getUsageMessage();
exit(2);
}
$libraryPath = $opts->l;
}
$libraryPath = str_replace(DIRECTORY_SEPARATOR, '/', realpath($libraryPath));
$usingStdout = false;
$appending = $opts->getOption('a');
$output = $libraryPath . '/autoload_classmap.php';
if (isset($opts->o)) {
$output = $opts->o;
if ('-' == $output) {
$output = STDOUT;
$usingStdout = true;
} elseif (is_dir($output)) {
echo 'Invalid output file provided' . PHP_EOL
. PHP_EOL;
echo $opts->getUsageMessage();
exit(2);
} elseif (!is_writeable(dirname($output))) {
echo "Cannot write to '$output'; aborting." . PHP_EOL
. PHP_EOL
. $opts->getUsageMessage();
exit(2);
} elseif (file_exists($output) && !$opts->getOption('w') && !$appending) {
echo "Autoload file already exists at '$output'," . PHP_EOL
. "but 'overwrite' or 'appending' flag was not specified; aborting." . PHP_EOL
. PHP_EOL
. $opts->getUsageMessage();
exit(2);
} else {
// We need to add the $libraryPath into the relative path that is created in the classmap file.
$classmapPath = str_replace(DIRECTORY_SEPARATOR, '/', realpath(dirname($output)));
// Simple case: $libraryPathCompare is in $classmapPathCompare
if (strpos($libraryPath, $classmapPath) === 0) {
$relativePathForClassmap = substr($libraryPath, strlen($classmapPath) + 1) . '/';
} else {
$libraryPathParts = explode('/', $libraryPath);
$classmapPathParts = explode('/', $classmapPath);
// Find the common part
$count = count($classmapPathParts);
for ($i = 0; $i < $count; $i++) {
if (!isset($libraryPathParts[$i]) || $libraryPathParts[$i] != $classmapPathParts[$i]) {
// Common part end
break;
}
}
// Add parent dirs for the subdirs of classmap
$relativePathForClassmap = str_repeat('../', $count - $i);
// Add library subdirs
$count = count($libraryPathParts);
for (; $i < $count; $i++) {
$relativePathForClassmap .= $libraryPathParts[$i] . '/';
}
}
}
}
if (!$usingStdout) {
if ($appending) {
echo "Appending to class file map '$output' for library in '$libraryPath'..." . PHP_EOL;
} else {
echo "Creating class file map for library in '$libraryPath'..." . PHP_EOL;
}
}
// Get the ClassFileLocator, and pass it the library path
$l = new ClassFileLocator($libraryPath);
// Iterate over each element in the path, and create a map of
// classname => filename, where the filename is relative to the library path
$map = new stdClass;
foreach ($l as $file) {
$filename = str_replace($libraryPath . '/', '', str_replace(DIRECTORY_SEPARATOR, '/', $file->getPath()) . '/' . $file->getFilename());
// Add in relative path to library
$filename = $relativePathForClassmap . $filename;
foreach ($file->getClasses() as $class) {
foreach ($ignoreNamespaces as $ignoreNs) {
if ($ignoreNs == substr($class, 0, strlen($ignoreNs))) {
continue 2;
}
}
$map->{$class} = $filename;
}
}
$map = (array) $map;
if ($opts->getOption('s')) {
ksort($map);
}
if ($appending) {
$content = var_export($map, true) . ';';
// Prefix with __DIR__; modify the generated content
$content = preg_replace("#(=> ')#", "=> __DIR__ . '/", $content);
// Fix \' strings from injected DIRECTORY_SEPARATOR usage in iterator_apply op
$content = str_replace("\\'", "'", $content);
// Convert to an array and remove the first "array("
$content = explode("\n", $content);
array_shift($content);
// Load existing class map file and remove the closing "bracket ");" from it
$existing = file($output, FILE_IGNORE_NEW_LINES);
array_pop($existing);
// Merge
$content = implode("\n", array_merge($existing, $content));
} else {
// Create a file with the class/file map.
// Stupid syntax highlighters make separating < from PHP declaration necessary
$content = '<' . "?php\n"
. "// Generated by ZF2's ./bin/classmap_generator.php\n"
. 'return ' . var_export($map, true) . ';';
// Prefix with __DIR__; modify the generated content
$content = preg_replace("#(=> ')#", "=> __DIR__ . '/", $content);
// Fix \' strings from injected DIRECTORY_SEPARATOR usage in iterator_apply op
$content = str_replace("\\'", "'", $content);
}
// Remove unnecessary double-backslashes
$content = str_replace('\\\\', '\\', $content);
// Exchange "array (" width "array("
$content = str_replace('array (', 'array(', $content);
// Identing array content
$content = preg_replace('(\n )', "\n ", $content);
// Align "=>" operators to match coding standard
preg_match_all('(\n\s+([^=]+)=>)', $content, $matches, PREG_SET_ORDER);
$maxWidth = 0;
foreach ($matches as $match) {
$maxWidth = max($maxWidth, strlen($match[1]));
}
$content = preg_replace_callback('(\n\s+([^=]+)=>)', function ($matches) {
global $maxWidth;
return str_replace(' =>', str_repeat(' ', $maxWidth - strlen($matches[1])) . ' =>', $matches[0]);
}, $content);
// Make the file end by EOL
$content = rtrim($content, "\n") . "\n";
// Write the contents to disk
file_put_contents($output, $content);
if (!$usingStdout) {
echo "Wrote classmap file to '" . realpath($output) . "'" . PHP_EOL;
}
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