385 lines
12 KiB
PHP
385 lines
12 KiB
PHP
<?php
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require_once 'TlDocumentationGenerator.php';
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class DoxygenTlDocumentationGenerator extends TlDocumentationGenerator
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{
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private function getParameterTypeName($type)
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{
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switch ($type) {
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case 'Bool':
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return 'bool ';
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case 'int32':
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return 'std::int32_t ';
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case 'int53':
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case 'int64':
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return 'std::int64_t ';
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case 'double':
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return 'double ';
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case 'string':
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case 'bytes':
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return 'std::string const &';
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default:
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if (substr($type, 0, 6) === 'vector') {
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if ($type[6] !== '<' || $type[strlen($type) - 1] !== '>') {
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return '';
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}
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return 'std::vector<'.$this->getTypeName(substr($type, 7, -1)).'> &&';
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}
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if (preg_match('/[^A-Za-z0-9.]/', $type)) {
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return '';
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}
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return 'object_ptr<'.$this->getClassName($type).'> &&';
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}
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}
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protected function escapeDocumentation($doc)
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{
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$doc = htmlspecialchars($doc);
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$doc = str_replace('*/', '*/', $doc);
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$doc = str_replace('#', '\#', $doc);
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return $doc;
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}
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protected function getFieldName($name, $class_name)
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{
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if (substr($name, 0, 6) === 'param_') {
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$name = substr($name, 6);
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}
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return $name.'_';
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}
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protected function getClassName($type)
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{
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return implode(explode('.', trim($type, "\r\n ;")));
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}
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protected function getTypeName($type)
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{
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switch ($type) {
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case 'Bool':
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return 'bool';
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case 'int32':
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return 'std::int32_t';
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case 'int53':
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case 'int64':
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return 'std::int64_t';
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case 'double':
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return 'double';
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case 'string':
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case 'bytes':
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return 'std::string';
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case 'bool':
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case 'int':
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case 'long':
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case 'Int':
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case 'Long':
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case 'Int32':
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case 'Int53':
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case 'Int64':
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case 'Double':
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case 'String':
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case 'Bytes':
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$this->printError("Wrong type $type");
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return '';
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default:
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if (substr($type, 0, 6) === 'vector') {
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if ($type[6] !== '<' || $type[strlen($type) - 1] !== '>') {
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$this->printError("Wrong vector subtype in $type");
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return '';
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}
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return 'std::vector<'.$this->getTypeName(substr($type, 7, -1)).'>';
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}
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if (preg_match('/[^A-Za-z0-9.]/', $type)) {
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$this->printError("Wrong type $type");
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return '';
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}
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return 'object_ptr<'.$this->getClassName($type).'>';
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}
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}
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protected function getBaseClassName($is_function)
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{
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return $is_function ? 'Function' : 'Object';
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}
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protected function needRemoveLine($line)
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{
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$line = trim($line);
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return strpos($line, '/**') === 0 || strpos($line, '*') === 0 || strpos($line, '///') === 0;
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}
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protected function needSkipLine($line)
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{
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$tline = trim($line);
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return empty($tline) || $tline[0] === '}' || $tline === 'public:' || strpos($line, '#pragma ') === 0 ||
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strpos($line, '#include <') === 0 || strpos($tline, 'return ') === 0 || strpos($tline, 'namespace') === 0 ||
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preg_match('/class [A-Za-z0-9_]*;/', $line) || $tline === 'if (value == nullptr) {' ||
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strpos($line, 'JNIEnv') || strpos($line, 'jfieldID') || $tline === 'virtual ~Object() {' ||
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$tline === 'virtual void store(TlStorerToString &s, const char *field_name) const = 0;';
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}
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protected function isHeaderLine($line)
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{
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return strpos($line, 'template <') === 0;
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}
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protected function extractClassName($line)
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{
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if (strpos($line, 'class ') === 0) {
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return explode(' ', trim($line))[1];
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}
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return '';
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}
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protected function fixLine($line)
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{
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if (strpos($line, 'ID = ') > 0 || strpos($line, 'ReturnType = ') > 0 || strpos($line, 'using BaseObject = ') === 0) {
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return substr($line, 0, strpos($line, '='));
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}
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if (strpos($line, 'class Function: ') === 0) {
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return 'class Function';
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}
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if (strpos($line, 'class Object {') === 0 || strpos($line, 'class Object: public TlObject {') === 0) {
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return 'class Object';
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}
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return $line;
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}
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protected function addGlobalDocumentation()
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{
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$this->addDocumentation('#include "td/tl/TlObject.h"', <<<EOT
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/**
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* \\file
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* Contains declarations of all functions and types which represent a public TDLib interface.
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*/
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EOT
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);
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$this->addDocumentation('using BaseObject', <<<EOT
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/**
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* This class is a base class for all TDLib API classes and functions.
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*/
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EOT
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);
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$this->addDocumentation('using object_ptr = ::td::tl_object_ptr<Type>;', <<<EOT
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/**
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* A smart wrapper to store a pointer to a TDLib API object. Can be treated as an analogue of std::unique_ptr.
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*/
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EOT
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);
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$this->addDocumentation('object_ptr<Type> make_object(Args &&... args) {', <<<EOT
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/**
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* A function to create a dynamically allocated TDLib API object. Can be treated as an analogue of std::make_unique.
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* Usage example:
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* \\code
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* auto get_authorization_state_request = td::td_api::make_object<td::td_api::getAuthorizationState>();
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* auto message_text = td::td_api::make_object<td::td_api::formattedText>("Hello, world!!!",
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* std::vector<td::td_api::object_ptr<td::td_api::textEntity>>());
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* auto send_message_request = td::td_api::make_object<td::td_api::sendMessage>(chat_id, 0, nullptr, nullptr,
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* td::td_api::make_object<td::td_api::inputMessageText>(std::move(message_text), false, true));
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* \\endcode
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*
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* \\tparam Type Type of an object to construct.
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* \\param[in] args Arguments to pass to the object constructor.
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* \\return Wrapped pointer to the created object.
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*/
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EOT
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);
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$this->addDocumentation('object_ptr<ToType> move_object_as(FromType &&from) {', <<<EOT
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/**
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* A function to cast a wrapped in td::td_api::object_ptr TDLib API object to its subclass or superclass.
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* Casting an object to an incorrect type will lead to undefined behaviour.
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* Usage example:
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* \\code
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* td::td_api::object_ptr<td::td_api::callState> call_state = ...;
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* switch (call_state->get_id()) {
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* case td::td_api::callStatePending::ID: {
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* auto state = td::td_api::move_object_as<td::td_api::callStatePending>(call_state);
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* // use state
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* break;
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* }
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* case td::td_api::callStateExchangingKeys::ID: {
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* // no additional fields, no casting is needed
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* break;
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* }
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* case td::td_api::callStateReady::ID: {
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* auto state = td::td_api::move_object_as<td::td_api::callStateReady>(call_state);
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* // use state
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* break;
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* }
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* case td::td_api::callStateHangingUp::ID: {
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* // no additional fields, no casting is needed
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* break;
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* }
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* case td::td_api::callStateDiscarded::ID: {
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* auto state = td::td_api::move_object_as<td::td_api::callStateDiscarded>(call_state);
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* // use state
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* break;
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* }
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* case td::td_api::callStateError::ID: {
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* auto state = td::td_api::move_object_as<td::td_api::callStateError>(call_state);
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* // use state
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* break;
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* }
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* default:
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* assert(false);
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* }
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* \\endcode
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*
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* \\tparam ToType Type of a TDLib API object to move to.
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* \\tparam FromType Type of a TDLib API object to move from, this is auto-deduced.
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* \\param[in] from Wrapped in td::td_api::object_ptr pointer to a TDLib API object.
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*/
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EOT
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);
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$this->addDocumentation('std::string to_string(const BaseObject &value);', <<<EOT
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/**
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* Returns a string representation of the TDLib API object.
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* \\param[in] value The object.
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* \\return Object string representation.
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*/
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EOT
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);
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$this->addDocumentation('std::string to_string(const object_ptr<T> &value) {', <<<EOT
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/**
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* Returns a string representation of the TDLib API object.
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* \\tparam T Object type, auto-deduced.
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* \\param[in] value The object.
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* \\return Object string representation.
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*/
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EOT
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);
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$this->addDocumentation(' void store(TlStorerToString &s, const char *field_name) const final;', <<<EOT
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/**
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* Helper function for to_string method. Appends string representation of the object to the storer.
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* \\param[in] s Storer to which object string representation will be appended.
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* \\param[in] field_name Object field_name if applicable.
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*/
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EOT
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);
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$this->addDocumentation('class Object', <<<EOT
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/**
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* This class is a base class for all TDLib API classes.
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*/
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EOT
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);
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$this->addDocumentation('class Function', <<<EOT
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/**
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* This class is a base class for all TDLib API functions.
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*/
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EOT
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);
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$this->addDocumentation(' static const std::int32_t ID', <<<EOT
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/// Identifier uniquely determining a type of the object.
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EOT
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);
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$this->addDocumentation(' std::int32_t get_id() const final {', <<<EOT
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/**
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* Returns identifier uniquely determining a type of the object.
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* \\return this->ID.
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*/
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EOT
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);
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$this->addDocumentation(' virtual std::int32_t get_id() const = 0;', <<<EOT
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/**
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* Returns identifier uniquely determining a type of the object.
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* \\return this->ID.
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*/
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EOT
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);
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$this->addDocumentation(' using ReturnType', <<<EOT
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/// Typedef for the type returned by the function.
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EOT
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);
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}
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protected function addAbstractClassDocumentation($class_name, $documentation)
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{
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$this->addDocumentation("class $class_name: public Object {", <<<EOT
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/**
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* This class is an abstract base class.
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* $documentation
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*/
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EOT
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);
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}
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protected function getFunctionReturnTypeDescription($return_type, $for_constructor)
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{
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$shift = $for_constructor ? ' ' : ' ';
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return PHP_EOL.$shift.'*'.PHP_EOL.$shift."* Returns $return_type.";
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}
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protected function addClassDocumentation($class_name, $base_class_name, $description)
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{
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$this->addDocumentation("class $class_name final : public $base_class_name {", <<<EOT
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/**
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* $description
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*/
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EOT
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);
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}
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protected function addFieldDocumentation($class_name, $field_name, $type_name, $field_info, $may_be_null)
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{
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$this->addDocumentation($class_name." $type_name $field_name;", <<<EOT
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/// $field_info
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EOT
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);
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}
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protected function addDefaultConstructorDocumentation($class_name, $class_description)
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{
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$this->addDocumentation(" $class_name();", <<<EOT
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/**
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* $class_description
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*/
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EOT
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);
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}
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protected function addFullConstructorDocumentation($class_name, $class_description, $known_fields, $info)
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{
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$explicit = count($known_fields) === 1 ? 'explicit ' : '';
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$full_constructor = " $explicit$class_name(";
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$colon = '';
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foreach ($known_fields as $name => $type) {
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$full_constructor .= $colon.$this->getParameterTypeName($type).$this->getFieldName($name, $class_name);
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$colon = ', ';
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}
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$full_constructor .= ');';
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$full_doc = <<<EOT
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/**
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* $class_description
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*
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EOT;
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foreach ($known_fields as $name => $type) {
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$full_doc .= ' * \\param[in] '.$this->getFieldName($name, $class_name).' '.$info[$name].PHP_EOL;
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}
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$full_doc .= ' */';
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$this->addDocumentation($full_constructor, $full_doc);
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}
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}
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$generator = new DoxygenTlDocumentationGenerator();
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$generator->generate($argv[1], $argv[2]);
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