Revert of DevTools: clean up scripts folder

third_party/WebKit/Source/devtools/scripts/CodeGeneratorFrontend.py

+#!/usr/bin/env python
+# Copyright (c) 2011 Google Inc. All rights reserved.
+# Copyright (c) 2012 Intel Corporation. All rights reserved.
+#
+# 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.
+
+import os.path
+import sys
+import string
+import optparse
+import re
+try:
+    import json
+except ImportError:
+    import simplejson as json
+
+cmdline_parser = optparse.OptionParser()
+cmdline_parser.add_option("--output_js_dir")
+
+try:
+    arg_options, arg_values = cmdline_parser.parse_args()
+    if (len(arg_values) != 1):
+        raise Exception("Exactly one plain argument expected (found %s)" % len(arg_values))
+    input_json_filename = arg_values[0]
+    output_js_dirname = arg_options.output_js_dir
+    if not output_js_dirname:
+        raise Exception("Output .js directory must be specified")
+except Exception:
+    # Work with python 2 and 3 http://docs.python.org/py3k/howto/pyporting.html
+    exc = sys.exc_info()[1]
+    sys.stderr.write("Failed to parse command-line arguments: %s\n\n" % exc)
+    sys.stderr.write("Usage: <script> some.json --output_js_dir <output_js_dir>\n")
+    exit(1)
+
+
+def fix_camel_case(name):
+    prefix = ""
+    if name[0] == "-":
+        prefix = "Negative"
+        name = name[1:]
+    refined = re.sub(r'-(\w)', lambda pat: pat.group(1).upper(), name)
+    refined = to_title_case(refined)
+    return prefix + re.sub(r'(?i)HTML|XML|WML|API', lambda pat: pat.group(0).upper(), refined)
+
+
+def to_title_case(name):
+    return name[:1].upper() + name[1:]
+
+
+class RawTypes(object):
+    @staticmethod
+    def get_js(json_type):
+        if json_type == "boolean":
+            return "boolean"
+        elif json_type == "string":
+            return "string"
+        elif json_type == "array":
+            return "object"
+        elif json_type == "object":
+            return "object"
+        elif json_type == "integer":
+            return "number"
+        elif json_type == "number":
+            return "number"
+        elif json_type == "any":
+            raise Exception("Unsupported")
+        else:
+            raise Exception("Unknown type: %s" % json_type)
+
+
+class TypeData(object):
+    def __init__(self, json_type):
+        if "type" not in json_type:
+            raise Exception("Unknown type")
+        json_type_name = json_type["type"]
+        self.raw_type_js_ = RawTypes.get_js(json_type_name)
+
+    def get_raw_type_js(self):
+        return self.raw_type_js_
+
+
+class TypeMap:
+    def __init__(self, api):
+        self.map_ = {}
+        for json_domain in api["domains"]:
+            domain_name = json_domain["domain"]
+
+            domain_map = {}
+            self.map_[domain_name] = domain_map
+
+            if "types" in json_domain:
+                for json_type in json_domain["types"]:
+                    type_name = json_type["id"]
+                    type_data = TypeData(json_type)
+                    domain_map[type_name] = type_data
+
+    def get(self, domain_name, type_name):
+        return self.map_[domain_name][type_name]
+
+
+def resolve_param_raw_type_js(json_parameter, scope_domain_name):
+    if "$ref" in json_parameter:
+        json_ref = json_parameter["$ref"]
+        return get_ref_data_js(json_ref, scope_domain_name)
+    elif "type" in json_parameter:
+        json_type = json_parameter["type"]
+        return RawTypes.get_js(json_type)
+    else:
+        raise Exception("Unknown type")
+
+
+def get_ref_data_js(json_ref, scope_domain_name):
+    dot_pos = json_ref.find(".")
+    if dot_pos == -1:
+        domain_name = scope_domain_name
+        type_name = json_ref
+    else:
+        domain_name = json_ref[:dot_pos]
+        type_name = json_ref[dot_pos + 1:]
+
+    return type_map.get(domain_name, type_name).get_raw_type_js()
+
+
+input_file = open(input_json_filename, "r")
+json_string = input_file.read()
+json_api = json.loads(json_string)
+
+
+class Templates:
+    def get_this_script_path_(absolute_path):
+        absolute_path = os.path.abspath(absolute_path)
+        components = []
+
+        def fill_recursive(path_part, depth):
+            if depth <= 0 or path_part == '/':
+                return
+            fill_recursive(os.path.dirname(path_part), depth - 1)
+            components.append(os.path.basename(path_part))
+
+        # Typical path is /Source/platform/inspector_protocol/CodeGenerator.py
+        # Let's take 4 components from the real path then.
+        fill_recursive(absolute_path, 4)
+
+        return "/".join(components)
+
+    file_header_ = ("// File is generated by %s\n\n" % get_this_script_path_(sys.argv[0]) +
+"""// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+""")
+
+    backend_js = string.Template(file_header_ + """
+
+$domainInitializers
+""")
+
+
+type_map = TypeMap(json_api)
+
+
+class Generator:
+    backend_js_domain_initializer_list = []
+
+    @staticmethod
+    def go():
+        for json_domain in json_api["domains"]:
+            domain_name = json_domain["domain"]
+            domain_name_lower = domain_name.lower()
+            if domain_name_lower == "console":
+                continue
+
+            Generator.backend_js_domain_initializer_list.append("// %s.\n" % domain_name)
+
+            if "types" in json_domain:
+                for json_type in json_domain["types"]:
+                    if "type" in json_type and json_type["type"] == "string" and "enum" in json_type:
+                        enum_name = "%s.%s" % (domain_name, json_type["id"])
+                        Generator.process_enum(json_type, enum_name)
+                    elif json_type["type"] == "object":
+                        if "properties" in json_type:
+                            for json_property in json_type["properties"]:
+                                if "type" in json_property and json_property["type"] == "string" and "enum" in json_property:
+                                    enum_name = "%s.%s%s" % (domain_name, json_type["id"], to_title_case(json_property["name"]))
+                                    Generator.process_enum(json_property, enum_name)
+
+            if "events" in json_domain:
+                for json_event in json_domain["events"]:
+                    Generator.process_event(json_event, domain_name)
+
+            if "commands" in json_domain:
+                for json_command in json_domain["commands"]:
+                    Generator.process_command(json_command, domain_name)
+
+            Generator.backend_js_domain_initializer_list.append("\n")
+
+    @staticmethod
+    def process_enum(json_enum, enum_name):
+        enum_members = []
+        for member in json_enum["enum"]:
+            enum_members.append("%s: \"%s\"" % (fix_camel_case(member), member))
+
+        Generator.backend_js_domain_initializer_list.append("InspectorBackend.registerEnum(\"%s\", {%s});\n" % (
+            enum_name, ", ".join(enum_members)))
+
+    @staticmethod
+    def process_event(json_event, domain_name):
+        event_name = json_event["name"]
+
+        json_parameters = json_event.get("parameters")
+
+        backend_js_event_param_list = []
+        if json_parameters:
+            for parameter in json_parameters:
+                parameter_name = parameter["name"]
+                backend_js_event_param_list.append("\"%s\"" % parameter_name)
+
+        Generator.backend_js_domain_initializer_list.append("InspectorBackend.registerEvent(\"%s.%s\", [%s]);\n" % (
+            domain_name, event_name, ", ".join(backend_js_event_param_list)))
+
+    @staticmethod
+    def process_command(json_command, domain_name):
+        json_command_name = json_command["name"]
+
+        js_parameters_text = ""
+        if "parameters" in json_command:
+            json_params = json_command["parameters"]
+            js_param_list = []
+
+            for json_parameter in json_params:
+                json_param_name = json_parameter["name"]
+                js_bind_type = resolve_param_raw_type_js(json_parameter, domain_name)
+
+                optional = json_parameter.get("optional")
+
+
+                js_param_text = "{\"name\": \"%s\", \"type\": \"%s\", \"optional\": %s}" % (
+                    json_param_name,
+                    js_bind_type,
+                    ("true" if ("optional" in json_parameter and json_parameter["optional"]) else "false"))
+
+                js_param_list.append(js_param_text)
+
+            js_parameters_text = ", ".join(js_param_list)
+
+
+        backend_js_reply_param_list = []
+        if "returns" in json_command:
+            for json_return in json_command["returns"]:
+                json_return_name = json_return["name"]
+                backend_js_reply_param_list.append("\"%s\"" % json_return_name)
+
+        js_reply_list = "[%s]" % ", ".join(backend_js_reply_param_list)
+        if "error" in json_command:
+            has_error_data_param = "true"
+        else:
+            has_error_data_param = "false"
+
+        Generator.backend_js_domain_initializer_list.append("InspectorBackend.registerCommand(\"%s.%s\", [%s], %s, %s);\n" % (domain_name, json_command_name, js_parameters_text, js_reply_list, has_error_data_param))
+
+Generator.go()
+
+backend_js_file = open(output_js_dirname + "/InspectorBackendCommands.js", "w")
+
+backend_js_file.write(Templates.backend_js.substitute(None,
+    domainInitializers="".join(Generator.backend_js_domain_initializer_list)))
+
+backend_js_file.close()