#!/usr/bin/env python
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#
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# Script to sort the game controller database entries in SDL_gamecontroller.c
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import re
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filename = "SDL_gamecontrollerdb.h"
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input = open(filename)
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output = open(filename + ".new", "w")
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parsing_controllers = False
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controllers = []
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controller_guids = {}
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conditionals = []
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split_pattern = re.compile(r'([^"]*")([^,]*,)([^,]*,)([^"]*)(".*)')
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def find_element(prefix, bindings):
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i=0
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for element in bindings:
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if element.startswith(prefix):
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return i
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i=(i + 1)
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return -1
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def save_controller(line):
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global controllers
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match = split_pattern.match(line)
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entry = [ match.group(1), match.group(2), match.group(3) ]
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bindings = sorted(match.group(4).split(","))
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if (bindings[0] == ""):
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bindings.pop(0)
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pos=find_element("sdk", bindings)
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if pos >= 0:
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bindings.append(bindings.pop(pos))
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pos=find_element("hint:", bindings)
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if pos >= 0:
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bindings.append(bindings.pop(pos))
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entry.extend(",".join(bindings) + ",")
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entry.append(match.group(5))
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controllers.append(entry)
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if ',sdk' in line or ',hint:' in line:
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conditionals.append(entry[1])
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def write_controllers():
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global controllers
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global controller_guids
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# Check for duplicates
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for entry in controllers:
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if (entry[1] in controller_guids and entry[1] not in conditionals):
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current_name = entry[2]
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existing_name = controller_guids[entry[1]][2]
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print("Warning: entry '%s' is duplicate of entry '%s'" % (current_name, existing_name))
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if (not current_name.startswith("(DUPE)")):
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entry[2] = "(DUPE) " + current_name
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if (not existing_name.startswith("(DUPE)")):
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controller_guids[entry[1]][2] = "(DUPE) " + existing_name
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controller_guids[entry[1]] = entry
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for entry in sorted(controllers, key=lambda entry: entry[2]+"-"+entry[1]):
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line = "".join(entry) + "\n"
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line = line.replace("\t", " ")
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if not line.endswith(",\n") and not line.endswith("*/\n"):
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print("Warning: '%s' is missing a comma at the end of the line" % (line))
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output.write(line)
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controllers = []
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controller_guids = {}
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for line in input:
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if (parsing_controllers):
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if (line.startswith("{")):
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output.write(line)
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elif (line.startswith(" NULL")):
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parsing_controllers = False
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write_controllers()
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output.write(line)
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elif (line.startswith("#if")):
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print("Parsing " + line.strip())
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output.write(line)
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elif (line.startswith("#endif")):
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write_controllers()
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output.write(line)
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else:
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save_controller(line)
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else:
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if (line.startswith("static const char *s_ControllerMappings")):
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parsing_controllers = True
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output.write(line)
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output.close()
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print("Finished writing %s.new" % filename)
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