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diff --git a/third_party/protobuf/3.6.0/php/src/Google/Protobuf/Internal/GPBUtil.php b/third_party/protobuf/3.6.0/php/src/Google/Protobuf/Internal/GPBUtil.php
deleted file mode 100644
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--- a/third_party/protobuf/3.6.0/php/src/Google/Protobuf/Internal/GPBUtil.php
+++ /dev/null
@@ -1,579 +0,0 @@
-<?php
-
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc. All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-namespace Google\Protobuf\Internal;
-
-use Google\Protobuf\Duration;
-use Google\Protobuf\FieldMask;
-use Google\Protobuf\Internal\GPBType;
-use Google\Protobuf\Internal\RepeatedField;
-use Google\Protobuf\Internal\MapField;
-
-function camel2underscore($input) {
- preg_match_all(
- '!([A-Z][A-Z0-9]*(?=$|[A-Z][a-z0-9])|[A-Za-z][a-z0-9]+)!',
- $input,
- $matches);
- $ret = $matches[0];
- foreach ($ret as &$match) {
- $match = $match == strtoupper($match) ? strtolower($match) : lcfirst($match);
- }
- return implode('_', $ret);
-}
-
-class GPBUtil
-{
- const NANOS_PER_MILLISECOND = 1000000;
- const NANOS_PER_MICROSECOND = 1000;
- const TYPE_URL_PREFIX = 'type.googleapis.com/';
-
- public static function divideInt64ToInt32($value, &$high, &$low, $trim = false)
- {
- $isNeg = (bccomp($value, 0) < 0);
- if ($isNeg) {
- $value = bcsub(0, $value);
- }
-
- $high = bcdiv($value, 4294967296);
- $low = bcmod($value, 4294967296);
- if (bccomp($high, 2147483647) > 0) {
- $high = (int) bcsub($high, 4294967296);
- } else {
- $high = (int) $high;
- }
- if (bccomp($low, 2147483647) > 0) {
- $low = (int) bcsub($low, 4294967296);
- } else {
- $low = (int) $low;
- }
-
- if ($isNeg) {
- $high = ~$high;
- $low = ~$low;
- $low++;
- if (!$low) {
- $high = (int)($high + 1);
- }
- }
-
- if ($trim) {
- $high = 0;
- }
- }
-
- public static function checkString(&$var, $check_utf8)
- {
- if (is_array($var) || is_object($var)) {
- throw new \InvalidArgumentException("Expect string.");
- }
- if (!is_string($var)) {
- $var = strval($var);
- }
- if ($check_utf8 && !preg_match('//u', $var)) {
- throw new \Exception("Expect utf-8 encoding.");
- }
- }
-
- public static function checkEnum(&$var)
- {
- static::checkInt32($var);
- }
-
- public static function checkInt32(&$var)
- {
- if (is_numeric($var)) {
- $var = intval($var);
- } else {
- throw new \Exception("Expect integer.");
- }
- }
-
- public static function checkUint32(&$var)
- {
- if (is_numeric($var)) {
- if (PHP_INT_SIZE === 8) {
- $var = intval($var);
- $var |= ((-(($var >> 31) & 0x1)) & ~0xFFFFFFFF);
- } else {
- if (bccomp($var, 0x7FFFFFFF) > 0) {
- $var = bcsub($var, "4294967296");
- }
- $var = (int) $var;
- }
- } else {
- throw new \Exception("Expect integer.");
- }
- }
-
- public static function checkInt64(&$var)
- {
- if (is_numeric($var)) {
- if (PHP_INT_SIZE == 8) {
- $var = intval($var);
- } else {
- if (is_float($var) ||
- is_integer($var) ||
- (is_string($var) &&
- bccomp($var, "9223372036854774784") < 0)) {
- $var = number_format($var, 0, ".", "");
- }
- }
- } else {
- throw new \Exception("Expect integer.");
- }
- }
-
- public static function checkUint64(&$var)
- {
- if (is_numeric($var)) {
- if (PHP_INT_SIZE == 8) {
- $var = intval($var);
- } else {
- $var = number_format($var, 0, ".", "");
- }
- } else {
- throw new \Exception("Expect integer.");
- }
- }
-
- public static function checkFloat(&$var)
- {
- if (is_float($var) || is_numeric($var)) {
- $var = floatval($var);
- } else {
- throw new \Exception("Expect float.");
- }
- }
-
- public static function checkDouble(&$var)
- {
- if (is_float($var) || is_numeric($var)) {
- $var = floatval($var);
- } else {
- throw new \Exception("Expect float.");
- }
- }
-
- public static function checkBool(&$var)
- {
- if (is_array($var) || is_object($var)) {
- throw new \Exception("Expect boolean.");
- }
- $var = boolval($var);
- }
-
- public static function checkMessage(&$var, $klass, $newClass = null)
- {
- if (!$var instanceof $klass && !is_null($var)) {
- throw new \Exception("Expect $klass.");
- }
- }
-
- public static function checkRepeatedField(&$var, $type, $klass = null)
- {
- if (!$var instanceof RepeatedField && !is_array($var)) {
- throw new \Exception("Expect array.");
- }
- if (is_array($var)) {
- $tmp = new RepeatedField($type, $klass);
- foreach ($var as $value) {
- $tmp[] = $value;
- }
- return $tmp;
- } else {
- if ($var->getType() != $type) {
- throw new \Exception(
- "Expect repeated field of different type.");
- }
- if ($var->getType() === GPBType::MESSAGE &&
- $var->getClass() !== $klass) {
- throw new \Exception(
- "Expect repeated field of different message.");
- }
- return $var;
- }
- }
-
- public static function checkMapField(&$var, $key_type, $value_type, $klass = null)
- {
- if (!$var instanceof MapField && !is_array($var)) {
- throw new \Exception("Expect dict.");
- }
- if (is_array($var)) {
- $tmp = new MapField($key_type, $value_type, $klass);
- foreach ($var as $key => $value) {
- $tmp[$key] = $value;
- }
- return $tmp;
- } else {
- if ($var->getKeyType() != $key_type) {
- throw new \Exception("Expect map field of key type.");
- }
- if ($var->getValueType() != $value_type) {
- throw new \Exception("Expect map field of value type.");
- }
- if ($var->getValueType() === GPBType::MESSAGE &&
- $var->getValueClass() !== $klass) {
- throw new \Exception(
- "Expect map field of different value message.");
- }
- return $var;
- }
- }
-
- public static function Int64($value)
- {
- return new Int64($value);
- }
-
- public static function Uint64($value)
- {
- return new Uint64($value);
- }
-
- public static function getClassNamePrefix(
- $classname,
- $file_proto)
- {
- $option = $file_proto->getOptions();
- $prefix = is_null($option) ? "" : $option->getPhpClassPrefix();
- if ($prefix !== "") {
- return $prefix;
- }
-
- $reserved_words = array(
- "abstract"=>0, "and"=>0, "array"=>0, "as"=>0, "break"=>0,
- "callable"=>0, "case"=>0, "catch"=>0, "class"=>0, "clone"=>0,
- "const"=>0, "continue"=>0, "declare"=>0, "default"=>0, "die"=>0,
- "do"=>0, "echo"=>0, "else"=>0, "elseif"=>0, "empty"=>0,
- "enddeclare"=>0, "endfor"=>0, "endforeach"=>0, "endif"=>0,
- "endswitch"=>0, "endwhile"=>0, "eval"=>0, "exit"=>0, "extends"=>0,
- "final"=>0, "for"=>0, "foreach"=>0, "function"=>0, "global"=>0,
- "goto"=>0, "if"=>0, "implements"=>0, "include"=>0,
- "include_once"=>0, "instanceof"=>0, "insteadof"=>0, "interface"=>0,
- "isset"=>0, "list"=>0, "namespace"=>0, "new"=>0, "or"=>0,
- "print"=>0, "private"=>0, "protected"=>0, "public"=>0, "require"=>0,
- "require_once"=>0, "return"=>0, "static"=>0, "switch"=>0,
- "throw"=>0, "trait"=>0, "try"=>0, "unset"=>0, "use"=>0, "var"=>0,
- "while"=>0, "xor"=>0, "int"=>0, "float"=>0, "bool"=>0, "string"=>0,
- "true"=>0, "false"=>0, "null"=>0, "void"=>0, "iterable"=>0
- );
-
- if (array_key_exists(strtolower($classname), $reserved_words)) {
- if ($file_proto->getPackage() === "google.protobuf") {
- return "GPB";
- } else {
- return "PB";
- }
- }
-
- return "";
- }
-
- public static function getClassNameWithoutPackage(
- $name,
- $file_proto)
- {
- $parts = explode('.', $name);
- foreach ($parts as $i => $part) {
- $parts[$i] = static::getClassNamePrefix($parts[$i], $file_proto) . $parts[$i];
- }
- return implode('\\', $parts);
- }
-
- public static function getFullClassName(
- $proto,
- $containing,
- $file_proto,
- &$message_name_without_package,
- &$classname,
- &$fullname)
- {
- // Full name needs to start with '.'.
- $message_name_without_package = $proto->getName();
- if ($containing !== "") {
- $message_name_without_package =
- $containing . "." . $message_name_without_package;
- }
-
- $package = $file_proto->getPackage();
- if ($package === "") {
- $fullname = "." . $message_name_without_package;
- } else {
- $fullname = "." . $package . "." . $message_name_without_package;
- }
-
- $class_name_without_package =
- static::getClassNameWithoutPackage($message_name_without_package, $file_proto);
-
- $option = $file_proto->getOptions();
- if (!is_null($option) && $option->hasPhpNamespace()) {
- $namespace = $option->getPhpNamespace();
- if ($namespace !== "") {
- $classname = $namespace . "\\" . $class_name_without_package;
- return;
- } else {
- $classname = $class_name_without_package;
- return;
- }
- }
-
- if ($package === "") {
- $classname = $class_name_without_package;
- } else {
- $parts = array_map('ucwords', explode('.', $package));
- foreach ($parts as $i => $part) {
- $parts[$i] = self::getClassNamePrefix($part, $file_proto).$part;
- }
- $classname =
- implode('\\', $parts) .
- "\\".self::getClassNamePrefix($class_name_without_package,$file_proto).
- $class_name_without_package;
- }
- }
-
- public static function combineInt32ToInt64($high, $low)
- {
- $isNeg = $high < 0;
- if ($isNeg) {
- $high = ~$high;
- $low = ~$low;
- $low++;
- if (!$low) {
- $high = (int) ($high + 1);
- }
- }
- $result = bcadd(bcmul($high, 4294967296), $low);
- if ($low < 0) {
- $result = bcadd($result, 4294967296);
- }
- if ($isNeg) {
- $result = bcsub(0, $result);
- }
- return $result;
- }
-
- public static function parseTimestamp($timestamp)
- {
- // prevent parsing timestamps containing with the non-existant year "0000"
- // DateTime::createFromFormat parses without failing but as a nonsensical date
- if (substr($timestamp, 0, 4) === "0000") {
- throw new \Exception("Year cannot be zero.");
- }
- // prevent parsing timestamps ending with a lowercase z
- if (substr($timestamp, -1, 1) === "z") {
- throw new \Exception("Timezone cannot be a lowercase z.");
- }
-
- $nanoseconds = 0;
- $periodIndex = strpos($timestamp, ".");
- if ($periodIndex !== false) {
- $nanosecondsLength = 0;
- // find the next non-numeric character in the timestamp to calculate
- // the length of the nanoseconds text
- for ($i = $periodIndex + 1, $length = strlen($timestamp); $i < $length; $i++) {
- if (!is_numeric($timestamp[$i])) {
- $nanosecondsLength = $i - ($periodIndex + 1);
- break;
- }
- }
- if ($nanosecondsLength % 3 !== 0) {
- throw new \Exception("Nanoseconds must be disible by 3.");
- }
- if ($nanosecondsLength > 9) {
- throw new \Exception("Nanoseconds must be in the range of 0 to 999,999,999 nanoseconds.");
- }
- if ($nanosecondsLength > 0) {
- $nanoseconds = substr($timestamp, $periodIndex + 1, $nanosecondsLength);
- $nanoseconds = intval($nanoseconds);
-
- // remove the nanoseconds and preceding period from the timestamp
- $date = substr($timestamp, 0, $periodIndex - 1);
- $timezone = substr($timestamp, $periodIndex + $nanosecondsLength);
- $timestamp = $date.$timezone;
- }
- }
-
- $date = \DateTime::createFromFormat(\DateTime::RFC3339, $timestamp, new \DateTimeZone("UTC"));
- if ($date === false) {
- throw new \Exception("Invalid RFC 3339 timestamp.");
- }
-
- $value = new \Google\Protobuf\Timestamp();
- $seconds = $date->format("U");
- $value->setSeconds($seconds);
- $value->setNanos($nanoseconds);
- return $value;
- }
-
- public static function formatTimestamp($value)
- {
- if (bccomp($value->getSeconds(), "253402300800") != -1) {
- throw new GPBDecodeException("Duration number too large.");
- }
- if (bccomp($value->getSeconds(), "-62135596801") != 1) {
- throw new GPBDecodeException("Duration number too small.");
- }
- $nanoseconds = static::getNanosecondsForTimestamp($value->getNanos());
- if (!empty($nanoseconds)) {
- $nanoseconds = ".".$nanoseconds;
- }
- $date = new \DateTime('@'.$value->getSeconds(), new \DateTimeZone("UTC"));
- return $date->format("Y-m-d\TH:i:s".$nanoseconds."\Z");
- }
-
- public static function parseDuration($value)
- {
- if (strlen($value) < 2 || substr($value, -1) !== "s") {
- throw new GPBDecodeException("Missing s after duration string");
- }
- $number = substr($value, 0, -1);
- if (bccomp($number, "315576000001") != -1) {
- throw new GPBDecodeException("Duration number too large.");
- }
- if (bccomp($number, "-315576000001") != 1) {
- throw new GPBDecodeException("Duration number too small.");
- }
- $pos = strrpos($number, ".");
- if ($pos !== false) {
- $seconds = substr($number, 0, $pos);
- if (bccomp($seconds, 0) < 0) {
- $nanos = bcmul("0" . substr($number, $pos), -1000000000);
- } else {
- $nanos = bcmul("0" . substr($number, $pos), 1000000000);
- }
- } else {
- $seconds = $number;
- $nanos = 0;
- }
- $duration = new Duration();
- $duration->setSeconds($seconds);
- $duration->setNanos($nanos);
- return $duration;
- }
-
- public static function formatDuration($value)
- {
- if (bccomp($value->getSeconds(), "315576000001") != -1) {
- throw new GPBDecodeException("Duration number too large.");
- }
- if (bccomp($value->getSeconds(), "-315576000001") != 1) {
- throw new GPBDecodeException("Duration number too small.");
- }
- return strval(bcadd($value->getSeconds(),
- $value->getNanos() / 1000000000.0, 9));
- }
-
-
-
- public static function parseFieldMask($paths_string)
- {
- $path_strings = explode(",", $paths_string);
- $field_mask = new FieldMask();
- $paths = $field_mask->getPaths();
- foreach($path_strings as &$path_string) {
- $field_strings = explode(".", $path_string);
- foreach($field_strings as &$field_string) {
- $field_string = camel2underscore($field_string);
- }
- $path_string = implode(".", $field_strings);
- $paths[] = $path_string;
- }
- return $field_mask;
- }
-
- public static function formatFieldMask($field_mask)
- {
- $converted_paths = [];
- foreach($field_mask->getPaths() as $path) {
- $fields = explode('.', $path);
- $converted_path = [];
- foreach ($fields as $field) {
- $segments = explode('_', $field);
- $start = true;
- $converted_segments = "";
- foreach($segments as $segment) {
- if (!$start) {
- $converted = ucfirst($segment);
- } else {
- $converted = $segment;
- $start = false;
- }
- $converted_segments .= $converted;
- }
- $converted_path []= $converted_segments;
- }
- $converted_path = implode(".", $converted_path);
- $converted_paths []= $converted_path;
- }
- return implode(",", $converted_paths);
- }
-
- public static function getNanosecondsForTimestamp($nanoseconds)
- {
- if ($nanoseconds == 0) {
- return '';
- }
- if ($nanoseconds % static::NANOS_PER_MILLISECOND == 0) {
- return sprintf('%03d', $nanoseconds / static::NANOS_PER_MILLISECOND);
- }
- if ($nanoseconds % static::NANOS_PER_MICROSECOND == 0) {
- return sprintf('%06d', $nanoseconds / static::NANOS_PER_MICROSECOND);
- }
- return sprintf('%09d', $nanoseconds);
- }
-
- public static function hasSpecialJsonMapping($msg)
- {
- return is_a($msg, 'Google\Protobuf\Any') ||
- is_a($msg, "Google\Protobuf\ListValue") ||
- is_a($msg, "Google\Protobuf\Struct") ||
- is_a($msg, "Google\Protobuf\Value") ||
- is_a($msg, "Google\Protobuf\Duration") ||
- is_a($msg, "Google\Protobuf\Timestamp") ||
- is_a($msg, "Google\Protobuf\FieldMask") ||
- static::hasJsonValue($msg);
- }
-
- public static function hasJsonValue($msg)
- {
- return is_a($msg, "Google\Protobuf\DoubleValue") ||
- is_a($msg, "Google\Protobuf\FloatValue") ||
- is_a($msg, "Google\Protobuf\Int64Value") ||
- is_a($msg, "Google\Protobuf\UInt64Value") ||
- is_a($msg, "Google\Protobuf\Int32Value") ||
- is_a($msg, "Google\Protobuf\UInt32Value") ||
- is_a($msg, "Google\Protobuf\BoolValue") ||
- is_a($msg, "Google\Protobuf\StringValue") ||
- is_a($msg, "Google\Protobuf\BytesValue");
- }
-}