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author | Bo Yang <paulyang1211@gmail.com> | 2018-01-23 15:46:06 -0800 |
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committer | Bo Yang <paulyang1211@gmail.com> | 2018-01-23 15:46:06 -0800 |
commit | 99002ae47a3f88f64ff44dbd80452360e0e5fbc4 (patch) | |
tree | c711557f45024c07f22148bd7f8dc31d61081271 /php/src/Google/Protobuf/Internal/GPBUtil.php | |
parent | a721bf6d294915b412e4ba6b5d92a9b84c6bfef9 (diff) | |
download | protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.tar.gz protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.tar.bz2 protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.zip |
Initialize python-wheel branch
Diffstat (limited to 'php/src/Google/Protobuf/Internal/GPBUtil.php')
-rw-r--r-- | php/src/Google/Protobuf/Internal/GPBUtil.php | 571 |
1 files changed, 0 insertions, 571 deletions
diff --git a/php/src/Google/Protobuf/Internal/GPBUtil.php b/php/src/Google/Protobuf/Internal/GPBUtil.php deleted file mode 100644 index 76f84cbd..00000000 --- a/php/src/Google/Protobuf/Internal/GPBUtil.php +++ /dev/null @@ -1,571 +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, $klass) - { - if (!$var instanceof $klass && !is_null($var)) { - throw new \Exception("Expect message."); - } - } - - 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) - { - $classname = implode('_', explode('.', $name)); - return static::getClassNamePrefix($classname, $file_proto) . $classname; - } - - 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 { - $classname = - implode('\\', array_map('ucwords', explode('.', $package))). - "\\".$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"); - } -} |