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generate_api_functions.py
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generate_api_functions.py
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""""""
import importlib
class ApiGenerator:
"""API生成器"""""
def __init__(self, filename: str, prefix: str, name: str, class_name: str):
"""Constructor"""
self.filename = filename
self.prefix = prefix
self.name = name
self.class_name = class_name
self.callbacks = {}
self.functions = {}
self.lines = {}
self.structs = {}
self.typedefs = {}
self.load_constant()
self.load_struct()
def load_constant(self) -> None:
""""""
if self.name == "md":
module_names = ["esunny_md_commen_typedef", "esunny_md_data_typedef"]
# module_names = ["tap_md_commen_typedef", "tap_md_data_typedef"]
elif self.name == "td":
module_names = ["esunny_td_commen_typedef", "esunny_td_data_typedef"]
# module_names = ["tap_td_commen_typedef", "tap_td_data_typedef"]
for module_name in module_names:
module = importlib.import_module(module_name)
for name in dir(module):
if "__" not in name:
self.typedefs[name] = getattr(module, name)
def load_struct(self):
"""加载Struct"""
module_names = ["esunny_md_data_struct", "esunny_md_commen_struct", "esunny_td_data_struct", "esunny_td_commen_struct"]
# module_names = ["tap_md_data_struct", "tap_md_commen_struct", "tap_td_data_struct", "tap_td_commen_struct"]
for module_name in module_names:
module = importlib.import_module(module_name)
for name in dir(module):
if "__" not in name:
self.structs[name] = getattr(module, name)
def run(self):
"""运行生成"""
self.f_cpp = open(self.filename, "r")
for line in self.f_cpp:
self.process_line(line)
self.f_cpp.close()
# print("self.callbacks=",self.callbacks,"\n\n")
# print("self.functions=", self.functions,"\n\n")
# print("self.lines=", self.lines,"\n\n")
# print("self.structs=", self.structs,"\n\n")
# print("self.typedefs=", self.typedefs,"\n\n")
self.generate_header_define()
self.generate_header_process()
self.generate_header_on()
self.generate_header_function()
self.generate_source_task()
self.generate_source_switch()
self.generate_source_process()
self.generate_source_function()
self.generate_source_on()
self.generate_source_module()
print(f"{self.name}_API生成成功")
def process_line(self, line: str):
"""处理每行"""
line = line.replace(";", "")
line = line.replace("\n", "")
line = line.replace("\t", "")
line = line.replace("{}", "")
if self.name == "md":
if "virtual void TAP_CDECL On" in line:
self.process_callback(line)
elif "virtual TAPIINT32 ES_CDECL Qry" in line:
self.process_function(line)
elif "virtual TAPIINT32 TAP_CDECL Qry" in line:
self.process_function(line)
elif self.name == "td":
if "virtual void ES_CDECL On" in line:
self.process_callback(line)
elif "virtual TAPIINT32 ES_CDECL Qry" in line:
self.process_function(line)
elif "virtual TAPIINT32 TAP_CDECL Qry" in line:
self.process_function(line)
def process_callback(self, line: str):
"""处理回调函数"""
name = line[line.index("On"):line.index("(")]
line = line.replace(" ", "")
new_line = self.standard_format(line)
self.lines[name] = new_line
d = self.generate_arg_dict(line)
self.callbacks[name] = d
def standard_format(self, line: str):
""""""
line = line.split("=")[0]
if self.name == "md":
line = line.replace("virtual void TAP_CDECL", "virtual void")
elif self.name == "td":
line = line.replace("virtual void ES_CDECL", "virtual void")
header = line.split("(")[0]
args_str = line[line.index("(") + 1:line.index(")")]
if not args_str:
f_content = ""
else:
args = args_str.split(",")
content = ""
for arg in args:
words = arg.split(" ")
if len(words) > 2:
tap_type = words[-2]
name = words[-1]
if "::" in tap_type:
tap_type = tap_type.split("::")[1]
cpp_type = self.typedefs.get(tap_type, "dict")
if cpp_type == "dict":
cpp_type = tap_type
item = f"{cpp_type} {name}, "
content = content + item
elif len(words) == 2:
tap_type = words[0]
name = words[1]
if "::" in tap_type:
tap_type = tap_type.split("::")[1]
cpp_type = self.typedefs[tap_type]
item = f"{cpp_type} {name}, "
content = content + item
f_content = content[:-2]
new_line = f"{header}({f_content})"
return new_line
def process_function(self, line: str):
"""处理主动函数"""
name = line[line.index("Qry"):line.index("(")]
d = self.generate_arg_dict(line)
self.functions[name] = d
def generate_arg_dict(self, line: str):
"""生成参数字典"""
args_str = line[line.index("(") + 1:line.index(")")]
if not args_str:
return {}
args = args_str.split(",")
d = {}
for arg in args:
words = arg.split(" ")
words = [word for word in words if word]
tap_type = words[-2].replace("*", "")
name = words[-1].replace("*", "")
if "::" in tap_type:
tap_type = tap_type.split("::")[1]
cpp_type = self.typedefs.get(tap_type, tap_type)
if cpp_type == "dict":
cpp_type = tap_type
d[name] = cpp_type
return d
def generate_header_define(self):
""""""
filename = f"{self.prefix}_{self.name}_header_define.h"
with open(filename, "w") as f:
for n, name in enumerate(self.callbacks.keys()):
line = f"#define {name.upper()} {n}\n"
f.write(line)
def generate_header_process(self):
""""""
filename = f"{self.prefix}_{self.name}_header_process.h"
with open(filename, "w") as f:
for name in self.callbacks.keys():
name = name.replace("On", "process")
line = f"void {name}(Task *task);\n\n"
f.write(line)
def generate_header_on(self):
""""""
filename = f"{self.prefix}_{self.name}_header_on.h"
with open(filename, "w") as f:
for function_name, d in self.callbacks.items():
function_name = function_name.replace("On", "on")
args_list = []
for name, type_ in d.items():
if type_ == "unsigned int":
args_list.append("unsigned int session")
elif type_ == "int":
if name == "errorCode":
args_list.append("int error")
elif name == "reasonCode":
args_list.append("int reason")
else:
args_list.append(f"int {name}")
elif type_ == "char":
args_list.append("char last")
elif type_ == "string":
args_list.append(f"string {name}")
else:
args_list.append("const dict &data")
args_str = ", ".join(args_list)
line = f"virtual void {function_name}({args_str}) {{}};\n\n"
f.write(line)
def generate_header_function(self):
""""""
filename = f"{self.prefix}_{self.name}_header_function.h"
with open(filename, "w") as f:
for function_name, d in self.functions.items():
function_name = function_name.replace("Qry", "qry")
args_list = []
for name, type_ in d.items():
if type_ == "unsigned int":
args_list.append("unsigned int session")
else:
args_list.append("const dict &data")
args_str = ", ".join(args_list)
line = f"int {function_name}({args_str});\n\n"
f.write(line)
def generate_source_task(self):
""""""
filename = f"{self.prefix}_{self.name}_source_task.cpp"
with open(filename, "w") as f:
for name, d in self.callbacks.items():
line = self.lines[name]
f.write(line.replace("virtual void ",
f"void {self.class_name}::") + "\n")
f.write("{\n")
f.write("\tTask task = Task();\n")
f.write(f"\ttask.task_name = {name.upper()};\n")
for field, type_ in d.items():
if type_ == "unsigned int":
f.write(f"\ttask.task_id = {field};\n")
elif type_ == "int":
f.write(f"\ttask.task_int = {field};\n")
elif type_ == "char":
f.write(f"\ttask.task_last = {field};\n")
elif type_ == "string":
f.write(f"\ttask.task_string = {field};\n")
else:
f.write(f"\tif ({field})\n")
f.write("\t{\n")
f.write(f"\t\t{type_} *task_data = new {type_}();\n")
f.write(f"\t\t*task_data = *{field};\n")
f.write("\t\ttask.task_data = task_data;\n")
f.write("\t}\n")
f.write("\tthis->task_queue.push(task);\n")
f.write("};\n\n")
def generate_source_switch(self):
""""""
filename = f"{self.prefix}_{self.name}_source_switch.cpp"
with open(filename, "w") as f:
for name in self.callbacks.keys():
process_name = name.replace("On", "process")
f.write(f"case {name.upper()}:\n")
f.write("{\n")
f.write(f"\tthis->{process_name}(&task);\n")
f.write("\tbreak;\n")
f.write("}\n\n")
def generate_source_process(self):
""""""
filename = f"{self.prefix}_{self.name}_source_process.cpp"
with open(filename, "w") as f:
for name, d in self.callbacks.items():
process_name = name.replace("On", "process")
on_name = name.replace("On", "on")
f.write(
f"void {self.class_name}::{process_name}(Task *task)\n")
f.write("{\n")
if len(d.keys()) == 0:
f.write(f"\tthis->{on_name}();\n")
f.write("};\n\n")
else:
f.write("\tgil_scoped_acquire acquire;\n")
args = []
for field, type_ in d.items():
if type_ == "unsigned int":
args.append("task->task_id")
elif type_ == "int":
args.append("task->task_int")
elif type_ == "string":
args.append("task->task_string")
elif type_ == "char":
args.append("task->task_last")
else:
args.append("data")
f.write("\tdict data;\n")
f.write("\tif (task->task_data)\n")
f.write("\t{\n")
f.write(
f"\t\t{type_} *task_data = ({type_}*)task->task_data;\n")
struct_fields = self.structs[type_]
for struct_field, struct_type in struct_fields.items():
if struct_type == "string":
f.write(
f"\t\tdata[\"{struct_field}\"] = toUtf(task_data->{struct_field});\n")
else:
f.write(
f"\t\tdata[\"{struct_field}\"] = task_data->{struct_field};\n")
f.write("\t\tdelete task_data;\n")
f.write("\t}\n")
args_str = ", ".join(args)
f.write(f"\tthis->{on_name}({args_str});\n")
f.write("};\n\n")
def generate_source_function(self):
""""""
filename = f"{self.prefix}_{self.name}_source_function.cpp"
with open(filename, "w") as f:
for name, d in self.functions.items():
req_name = name.replace("Qry", "qry")
length = len(d.keys())
if length == 1:
f.write(f"int {self.class_name}::{req_name}(unsigned int session)\n")
f.write("{\n")
f.write(f"\tint i = this->api->{name}(session);\n")
f.write("\treturn i;\n")
f.write("};\n\n")
else:
type_ = list(d.values())[-1]
f.write(
f"int {self.class_name}::{req_name}(unsigned int session, const dict &req)\n")
f.write("{\n")
f.write(f"\t{type_} myreq = {type_}();\n")
f.write("\tmemset(&myreq, 0, sizeof(myreq));\n")
struct_fields = self.structs[type_]
for struct_field, struct_type in struct_fields.items():
if struct_type == "string":
line = f"\tgetString(req, \"{struct_field}\", myreq.{struct_field});\n"
else:
line = f"\tget{struct_type.capitalize()}(req, \"{struct_field}\", &myreq.{struct_field});\n"
f.write(line)
f.write(f"\tint i = this->api->{name}(session, &myreq);\n")
f.write("\treturn i;\n")
f.write("};\n\n")
def generate_source_on(self):
""""""
filename = f"{self.prefix}_{self.name}_source_on.cpp"
with open(filename, "w") as f:
for name, d in self.callbacks.items():
on_name = name.replace("On", "on")
args = []
bind_args = ["void", self.class_name, on_name]
for field, type_ in d.items():
if type_ == "unsigned int":
args.append("unsigned int session")
bind_args.append("session")
elif type_ == "char":
args.append("char last")
bind_args.append("last")
elif type_ == "int":
if field == "errorCode":
args.append("int error")
bind_args.append("error")
else:
args.append(f"int {field}")
bind_args.append(f"{field}")
elif type_ == "string":
args.append(f"string {field}")
bind_args.append(f"{field}")
else:
args.append("const dict &data")
bind_args.append("data")
args_str = ", ".join(args)
bind_args_str = ", ".join(bind_args)
f.write(f"void {on_name}({args_str}) override\n")
f.write("{\n")
f.write("\ttry\n")
f.write("\t{\n")
f.write(f"\t\tPYBIND11_OVERLOAD({bind_args_str});\n")
f.write("\t}\n")
f.write("\tcatch (const error_already_set &e)\n")
f.write("\t{\n")
f.write("\t\tcout << e.what() << endl;\n")
f.write("\t}\n")
f.write("};\n\n")
def generate_source_module(self):
""""""
filename = f"{self.prefix}_{self.name}_source_module.cpp"
with open(filename, "w") as f:
for name in self.functions.keys():
name = name.replace("Qry", "qry")
f.write(f".def(\"{name}\", &{self.class_name}::{name})\n")
f.write("\n")
for name in self.callbacks.keys():
name = name.replace("On", "on")
f.write(f".def(\"{name}\", &{self.class_name}::{name})\n")
f.write(";\n")
if __name__ == "__main__":
md_generator = ApiGenerator("../include/esunny/TapQuoteAPI.h", "esunny", "md", "MdApi")
md_generator.run()
td_generator = ApiGenerator("../include/esunny/EsTradeAPI.h", "esunny", "td", "TdApi")
td_generator.run()