--- /dev/null
+<?php
+
+namespace Drush\Symfony;
+
+use Symfony\Component\Console\Input\ArgvInput;
+
+use Symfony\Component\Console\Exception\RuntimeException;
+
+/**
+ * UnvalidatedArgvInput is an ArgvInput that never reports errors when
+ * extra options are provided.
+ *
+ * If the last argument of the command being called is not an array
+ * argument, then an error will be thrown if there are too many arguments.
+ *
+ * We use this instead of a IndiscriminateInputDefinition in cases where we
+ * know in advance that we wish to disable input validation for all commands.
+ * In contrast, an IndiscriminateInputDefinition is attached to individual
+ * Commands that should accept any option.
+ */
+class LessStrictArgvInput extends ArgvInput
+{
+ private $tokens;
+ private $parsed;
+ protected $additionalOptions = [];
+
+ /**
+ * Constructor.
+ *
+ * @param array|null $argv An array of parameters from the CLI (in the argv format)
+ * @param InputDefinition|null $definition A InputDefinition instance
+ */
+ public function __construct(array $argv = null, InputDefinition $definition = null)
+ {
+ // We have to duplicate the implementation of ArgvInput
+ // because of liberal use of `private`
+ if (null === $argv) {
+ $argv = $_SERVER['argv'];
+ }
+
+ $this->tokens = $argv;
+ // strip the application name
+ array_shift($this->tokens);
+
+ parent::__construct($argv, $definition);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getOption($name)
+ {
+ if (array_key_exists($name, $this->options)) {
+ return $this->options[$name];
+ }
+ if ($this->definition->hasOption($name)) {
+ return $this->definition->getOption($name)->getDefault();
+ }
+ return false;
+ }
+
+ protected function setTokens(array $tokens)
+ {
+ $this->tokens = $tokens;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function parse()
+ {
+ $parseOptions = true;
+ $this->parsed = $this->tokens;
+ while (null !== $token = array_shift($this->parsed)) {
+ if ($parseOptions && '' == $token) {
+ $this->parseArgument($token);
+ } elseif ($parseOptions && '--' == $token) {
+ $parseOptions = false;
+ } elseif ($parseOptions && 0 === strpos($token, '--')) {
+ $this->parseLongOption($token);
+ } elseif ($parseOptions && '-' === $token[0] && '-' !== $token) {
+ $this->parseShortOption($token);
+ } else {
+ $this->parseArgument($token);
+ }
+ }
+ // Put back any options that were injected.
+ $this->options += $this->additionalOptions;
+ }
+
+ /**
+ * Parses a short option.
+ *
+ * @param string $token The current token
+ */
+ private function parseShortOption($token)
+ {
+ $name = substr($token, 1);
+
+ if (strlen($name) > 1) {
+ if ($this->definition->hasShortcut($name[0]) && $this->definition->getOptionForShortcut($name[0])->acceptValue()) {
+ // an option with a value (with no space)
+ $this->addShortOption($name[0], substr($name, 1));
+ } else {
+ $this->parseShortOptionSet($name);
+ }
+ } else {
+ $this->addShortOption($name, null);
+ }
+ }
+
+ /**
+ * Parses a short option set.
+ *
+ * @param string $name The current token
+ */
+ private function parseShortOptionSet($name)
+ {
+ $len = strlen($name);
+ for ($i = 0; $i < $len; ++$i) {
+ if (!$this->definition->hasShortcut($name[$i])) {
+ $this->addShortOption($name[$i]);
+ }
+
+ $option = $this->definition->getOptionForShortcut($name[$i]);
+ if ($option->acceptValue()) {
+ $this->addLongOption($option->getName(), $i === $len - 1 ? null : substr($name, $i + 1));
+
+ break;
+ } else {
+ $this->addLongOption($option->getName(), null);
+ }
+ }
+ }
+
+ /**
+ * Parses a long option.
+ *
+ * @param string $token The current token
+ */
+ private function parseLongOption($token)
+ {
+ $name = substr($token, 2);
+
+ if (false !== $pos = strpos($name, '=')) {
+ if (0 === strlen($value = substr($name, $pos + 1))) {
+ // if no value after "=" then substr() returns "" since php7 only, false before
+ // see http://php.net/manual/fr/migration70.incompatible.php#119151
+ if (\PHP_VERSION_ID < 70000 && false === $value) {
+ $value = '';
+ }
+ array_unshift($this->parsed, $value);
+ }
+ $this->addLongOption(substr($name, 0, $pos), $value);
+ } else {
+ $this->addLongOption($name, null);
+ }
+ }
+
+ /**
+ * Parses an argument.
+ *
+ * @param string $token The current token
+ *
+ * @throws RuntimeException When too many arguments are given
+ */
+ private function parseArgument($token)
+ {
+ $c = count($this->arguments);
+
+ // if input is expecting another argument, add it
+ if ($this->definition->hasArgument($c)) {
+ $arg = $this->definition->getArgument($c);
+ $this->arguments[$arg->getName()] = $arg->isArray() ? [$token] : $token;
+
+ // if last argument isArray(), append token to last argument
+ } elseif ($this->definition->hasArgument($c - 1) && $this->definition->getArgument($c - 1)->isArray()) {
+ $arg = $this->definition->getArgument($c - 1);
+ $this->arguments[$arg->getName()][] = $token;
+
+ // unexpected argument
+ } else {
+ $all = $this->definition->getArguments();
+ if (count($all)) {
+ throw new RuntimeException(sprintf('Too many arguments, expected arguments "%s", provided arguments "%s".', implode('" "', array_keys($all)), implode('" "', array_keys($this->arguments))));
+ }
+
+ throw new RuntimeException(sprintf('No arguments expected, got "%s".', $token));
+ }
+ }
+
+ /**
+ * Adds a short option value.
+ *
+ * @param string $shortcut The short option key
+ * @param mixed $value The value for the option
+ *
+ * @throws RuntimeException When option given doesn't exist
+ */
+ private function addShortOption($shortcut, $value)
+ {
+ if (!$this->definition->hasShortcut($shortcut)) {
+ // Hard to know what to do with unknown short options. Maybe
+ // these should be added to the end of the arguments. This would only
+ // be a good strategy if the last argument was an array argument.
+ // We'll try adding as a long option for now.
+ $this->addLongOption($shortcut, $value);
+ }
+
+ $this->addLongOption($this->definition->getOptionForShortcut($shortcut)->getName(), $value);
+ }
+
+ public function injectAdditionalOptions($additionalOptions)
+ {
+ $this->additionalOptions += $additionalOptions;
+ $this->options += $additionalOptions;
+ }
+
+ /**
+ * Adds a long option value.
+ *
+ * @param string $name The long option key
+ * @param mixed $value The value for the option
+ *
+ * @throws RuntimeException When option given doesn't exist
+ */
+ private function addLongOption($name, $value)
+ {
+ if (!$this->definition->hasOption($name)) {
+ // If we don't know anything about this option, then we'll
+ // assume it is generic.
+ $this->options[$name] = $value;
+ return;
+ }
+
+ $option = $this->definition->getOption($name);
+
+ if (null !== $value && !$option->acceptValue()) {
+ throw new RuntimeException(sprintf('The "--%s" option does not accept a value.', $name));
+ }
+
+ if (in_array($value, ['', null], true) && $option->acceptValue() && count($this->parsed)) {
+ // if option accepts an optional or mandatory argument
+ // let's see if there is one provided
+ $next = array_shift($this->parsed);
+ if ((isset($next[0]) && '-' !== $next[0]) || in_array($next, ['', null], true)) {
+ $value = $next;
+ } else {
+ array_unshift($this->parsed, $next);
+ }
+ }
+
+ if (null === $value) {
+ if ($option->isValueRequired()) {
+ throw new RuntimeException(sprintf('The "--%s" option requires a value.', $name));
+ }
+
+ if (!$option->isArray() && !$option->isValueOptional()) {
+ $value = true;
+ }
+ }
+
+ if ($option->isArray()) {
+ $this->options[$name][] = $value;
+ } else {
+ $this->options[$name] = $value;
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFirstArgument()
+ {
+ foreach ($this->tokens as $token) {
+ if ($token && '-' === $token[0]) {
+ continue;
+ }
+
+ return $token;
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function hasParameterOption($values, $onlyParams = false)
+ {
+ $values = (array) $values;
+
+ foreach ($this->tokens as $token) {
+ if ($onlyParams && $token === '--') {
+ return false;
+ }
+ foreach ($values as $value) {
+ if ($token === $value || 0 === strpos($token, $value.'=')) {
+ return true;
+ }
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getParameterOption($values, $default = false, $onlyParams = false)
+ {
+ $values = (array) $values;
+ $tokens = $this->tokens;
+
+ while (0 < count($tokens)) {
+ $token = array_shift($tokens);
+ if ($onlyParams && $token === '--') {
+ return false;
+ }
+
+ foreach ($values as $value) {
+ if ($token === $value || 0 === strpos($token, $value.'=')) {
+ if (false !== $pos = strpos($token, '=')) {
+ return substr($token, $pos + 1);
+ }
+
+ return array_shift($tokens);
+ }
+ }
+ }
+
+ return $default;
+ }
+
+ /**
+ * Returns a stringified representation of the args passed to the command.
+ *
+ * @return string
+ */
+ public function __toString()
+ {
+ $tokens = array_map(function ($token) {
+ if (preg_match('{^(-[^=]+=)(.+)}', $token, $match)) {
+ return $match[1].$this->escapeToken($match[2]);
+ }
+
+ if ($token && $token[0] !== '-') {
+ return $this->escapeToken($token);
+ }
+
+ return $token;
+ }, $this->tokens);
+
+ return implode(' ', $tokens);
+ }
+}
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