diff options
Diffstat (limited to 'keyboard/ergodox_ez/util/compile_keymap.py')
| -rw-r--r-- | keyboard/ergodox_ez/util/compile_keymap.py | 710 |
1 files changed, 710 insertions, 0 deletions
diff --git a/keyboard/ergodox_ez/util/compile_keymap.py b/keyboard/ergodox_ez/util/compile_keymap.py new file mode 100644 index 0000000000..7076a6ecb2 --- /dev/null +++ b/keyboard/ergodox_ez/util/compile_keymap.py @@ -0,0 +1,710 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +"""Compiler for keymap.c files + +This scrip will generate a keymap.c file from a simple +markdown file with a specific layout. + +Usage: + python compile_keymap.py INPUT_PATH [OUTPUT_PATH] +""" +from __future__ import division +from __future__ import print_function +from __future__ import absolute_import +from __future__ import unicode_literals + +import os +import io +import re +import sys +import json +import unicodedata +import collections +import itertools as it + +PY2 = sys.version_info.major == 2 + +if PY2: + chr = unichr + + +KEYBOARD_LAYOUTS = { + # These map positions in the parsed layout to + # positions in the KEYMAP MATRIX + 'ergodox_ez': [ + [ 0, 1, 2, 3, 4, 5, 6], [38, 39, 40, 41, 42, 43, 44], + [ 7, 8, 9, 10, 11, 12, 13], [45, 46, 47, 48, 49, 50, 51], + [14, 15, 16, 17, 18, 19 ], [ 52, 53, 54, 55, 56, 57], + [20, 21, 22, 23, 24, 25, 26], [58, 59, 60, 61, 62, 63, 64], + [27, 28, 29, 30, 31 ], [ 65, 66, 67, 68, 69], + [ 32, 33], [70, 71 ], + [ 34], [72 ], + [ 35, 36, 37], [73, 74, 75 ], + ] +} + +ROW_INDENTS = { + 'ergodox_ez': [0, 0, 0, 0, 0, 1, 0, 0, 0, 2, 5, 0, 6, 0, 4, 0] +} + +BLANK_LAYOUTS = [ +# Compact Layout +""" +.------------------------------------.------------------------------------. +| | | | | | | | | | | | | | | +!-----+----+----+----+----+----------!-----+----+----+----+----+----+-----! +| | | | | | | | | | | | | | | +!-----+----+----+----x----x----! ! !----x----x----+----+----+-----! +| | | | | | |-----!-----! | | | | | | +!-----+----+----+----x----x----! ! !----x----x----+----+----+-----! +| | | | | | | | | | | | | | | +'-----+----+----+----+----+----------'----------+----+----+----+----+-----' + | | | | | | ! | | | | | + '------------------------' '------------------------' + .-----------. .-----------. + | | | ! | | + .-----+-----+-----! !-----+-----+-----. + ! ! | | ! | ! ! + ! ! !-----! !-----! ! ! + | | | | ! | | | + '-----------------' '-----------------' +""", + +# Wide Layout +""" +.---------------------------------------------. .---------------------------------------------. +| | | | | | | | ! | | | | | | | +!-------+-----+-----+-----+-----+-------------! !-------+-----+-----+-----+-----+-----+-------! +| | | | | | | | ! | | | | | | | +!-------+-----+-----+-----x-----x-----! ! ! !-----x-----x-----+-----+-----+-------! +| | | | | | |-------! !-------! | | | | | | +!-------+-----+-----+-----x-----x-----! ! ! !-----x-----x-----+-----+-----+-------! +| | | | | | | | ! | | | | | | | +'-------+-----+-----+-----+-----+-------------' '-------------+-----+-----+-----+-----+-------' + | | | | | | ! | | | | | + '------------------------------' '------------------------------' + .---------------. .---------------. + | | | ! | | + .-------+-------+-------! !-------+-------+-------. + ! ! | | ! | ! ! + ! ! !-------! !-------! ! ! + | | | | ! | | | + '-----------------------' '-----------------------' +""", +] + + +DEFAULT_CONFIG = { + "keymaps_includes": [ + "keymap_common.h", + ], + 'filler': "-+.'!:x", + 'separator': "|", + 'default_key_prefix': ["KC_"], +} + + +SECTIONS = [ + 'layout_config', + 'layers', +] + + +# Markdown Parsing + +ONELINE_COMMENT_RE = re.compile(r""" + ^ # comment must be at the start of the line + \s* # arbitrary whitespace + // # start of the comment + (.*) # the comment + $ # until the end of line +""", re.MULTILINE | re.VERBOSE +) + +INLINE_COMMENT_RE = re.compile(r""" + ([\,\"\[\]\{\}\d]) # anythig that might end a expression + \s+ # comment must be preceded by whitespace + // # start of the comment + \s # and succeded by whitespace + (?:[^\"\]\}\{\[]*) # the comment (except things which might be json) + $ # until the end of line +""", re.MULTILINE | re.VERBOSE) + +TRAILING_COMMA_RE = re.compile(r""" + , # the comma + (?:\s*) # arbitrary whitespace + $ # only works if the trailing comma is followed by newline + (\s*) # arbitrary whitespace + ([\]\}]) # end of an array or object +""", re.MULTILINE | re.VERBOSE) + + +def loads(raw_data): + if isinstance(raw_data, bytes): + raw_data = raw_data.decode('utf-8') + + raw_data = ONELINE_COMMENT_RE.sub(r"", raw_data) + raw_data = INLINE_COMMENT_RE.sub(r"\1", raw_data) + raw_data = TRAILING_COMMA_RE.sub(r"\1\2", raw_data) + return json.loads(raw_data) + + +def parse_config(path): + def reset_section(): + section.update({ + 'name': section.get('name', ""), + 'sub_name': "", + 'start_line': -1, + 'end_line': -1, + 'code_lines': [], + }) + + def start_section(line_index, line): + end_section() + if line.startswith("# "): + name = line[2:] + elif line.startswith("## "): + name = line[3:] + else: + name = "" + + name = name.strip().replace(" ", "_").lower() + if name in SECTIONS: + section['name'] = name + else: + section['sub_name'] = name + section['start_line'] = line_index + + def end_section(): + if section['start_line'] >= 0: + if section['name'] == 'layout_config': + config.update(loads("\n".join( + section['code_lines'] + ))) + elif section['sub_name'].startswith('layer'): + layer_name = section['sub_name'] + config['layer_lines'][layer_name] = section['code_lines'] + + reset_section() + + def amend_section(line_index, line): + section['end_line'] = line_index + section['code_lines'].append(line) + + config = DEFAULT_CONFIG.copy() + config.update({ + 'layer_lines': collections.OrderedDict(), + 'macro_ids': {'UM'}, + 'unicode_macros': {}, + }) + + section = {} + reset_section() + + with io.open(path, encoding="utf-8") as fh: + for i, line in enumerate(fh): + if line.startswith("#"): + start_section(i, line) + elif line.startswith(" "): + amend_section(i, line[4:]) + else: + # TODO: maybe parse description + pass + + end_section() + assert 'layout' in config + return config + +# header file parsing + +IF0_RE = re.compile(r""" + ^ + #if 0 + $.*? + #endif +""", re.MULTILINE | re.DOTALL | re.VERBOSE) + + +COMMENT_RE = re.compile(r""" + /\* + .*? + \*/" +""", re.MULTILINE | re.DOTALL | re.VERBOSE) + + +def read_header_file(path): + with io.open(path, encoding="utf-8") as fh: + data = fh.read() + data, _ = COMMENT_RE.subn("", data) + data, _ = IF0_RE.subn("", data) + return data + + +def regex_partial(re_str_fmt, flags): + def partial(*args, **kwargs): + re_str = re_str_fmt.format(*args, **kwargs) + return re.compile(re_str, flags) + return partial + + +KEYDEF_REP = regex_partial(r""" + #define + \s + ( + (?:{}) # the prefixes + (?:\w+) # the key name + ) # capture group end +""", re.MULTILINE | re.DOTALL | re.VERBOSE) + + +ENUM_RE = re.compile(r""" + ( + enum + \s\w+\s + \{ + .*? # the enum content + \} + ; + ) # capture group end +""", re.MULTILINE | re.DOTALL | re.VERBOSE) + + +ENUM_KEY_REP = regex_partial(r""" + ( + {} # the prefixes + \w+ # the key name + ) # capture group end +""", re.MULTILINE | re.DOTALL | re.VERBOSE) + + +def parse_keydefs(config, data): + prefix_options = "|".join(config['key_prefixes']) + keydef_re = KEYDEF_REP(prefix_options) + enum_key_re = ENUM_KEY_REP(prefix_options) + for match in keydef_re.finditer(data): + yield match.groups()[0] + + for enum_match in ENUM_RE.finditer(data): + enum = enum_match.groups()[0] + for key_match in enum_key_re.finditer(enum): + yield key_match.groups()[0] + + +def parse_valid_keys(config, out_path): + basepath = os.path.abspath(os.path.join(os.path.dirname(out_path))) + dirpaths = [] + subpaths = [] + while len(subpaths) < 6: + path = os.path.join(basepath, *subpaths) + dirpaths.append(path) + dirpaths.append(os.path.join(path, "tmk_core", "common")) + dirpaths.append(os.path.join(path, "quantum")) + subpaths.append('..') + + includes = set(config['keymaps_includes']) + includes.add("keycode.h") + + valid_keycodes = set() + for dirpath, include in it.product(dirpaths, includes): + include_path = os.path.join(dirpath, include) + if os.path.exists(include_path): + header_data = read_header_file(include_path) + valid_keycodes.update( + parse_keydefs(config, header_data) + ) + return valid_keycodes + + +# Keymap Parsing + +def iter_raw_codes(layer_lines, filler, separator): + filler_re = re.compile("[" + filler + " ]") + for line in layer_lines: + line, _ = filler_re.subn("", line.strip()) + if not line: + continue + codes = line.split(separator) + for code in codes[1:-1]: + yield code + + +def iter_indexed_codes(raw_codes, key_indexes): + key_rows = {} + key_indexes_flat = [] + + for row_index, key_indexes in enumerate(key_indexes): + for key_index in key_indexes: + key_rows[key_index] = row_index + key_indexes_flat.extend(key_indexes) + assert len(raw_codes) == len(key_indexes_flat) + for raw_code, key_index in zip(raw_codes, key_indexes_flat): + # we keep track of the row mostly for layout purposes + yield raw_code, key_index, key_rows[key_index] + + +LAYER_CHANGE_RE = re.compile(r""" + (DF|TG|MO)\(\d+\) +""", re.VERBOSE) + + +MACRO_RE = re.compile(r""" + M\(\w+\) +""", re.VERBOSE) + + +UNICODE_RE = re.compile(r""" + U[0-9A-F]{4} +""", re.VERBOSE) + + +NON_CODE = re.compile(r""" + ^[^A-Z0-9_]$ +""", re.VERBOSE) + + +def parse_uni_code(raw_code): + macro_id = "UC_" + ( + unicodedata.name(raw_code) + .replace(" ", "_") + .replace("-", "_") + ) + code = "M({})".format(macro_id) + uc_hex = "{:04X}".format(ord(raw_code)) + return code, macro_id, uc_hex + + +def parse_key_code(raw_code, key_prefixes, valid_keycodes): + if raw_code in valid_keycodes: + return raw_code + + for prefix in key_prefixes: + code = prefix + raw_code + if code in valid_keycodes: + return code + + +def parse_code(raw_code, key_prefixes, valid_keycodes): + if not raw_code: + return 'KC_TRNS', None, None + + if LAYER_CHANGE_RE.match(raw_code): + return raw_code, None, None + + if MACRO_RE.match(raw_code): + macro_id = raw_code[2:-1] + return raw_code, macro_id, None + + if UNICODE_RE.match(raw_code): + hex_code = raw_code[1:] + return parse_uni_code(chr(int(hex_code, 16))) + + if NON_CODE.match(raw_code): + return parse_uni_code(raw_code) + + code = parse_key_code(raw_code, key_prefixes, valid_keycodes) + return code, None, None + + +def parse_keymap(config, key_indexes, layer_lines, valid_keycodes): + keymap = {} + raw_codes = list(iter_raw_codes( + layer_lines, config['filler'], config['separator'] + )) + indexed_codes = iter_indexed_codes(raw_codes, key_indexes) + key_prefixes = config['key_prefixes'] + for raw_code, key_index, row_index in indexed_codes: + code, macro_id, uc_hex = parse_code( + raw_code, key_prefixes, valid_keycodes + ) + # TODO: line numbers for invalid codes + err_msg = "Could not parse key '{}' on row {}".format( + raw_code, row_index + ) + assert code is not None, err_msg + # print(repr(raw_code), repr(code), macro_id, uc_hex) + if macro_id: + config['macro_ids'].add(macro_id) + if uc_hex: + config['unicode_macros'][macro_id] = uc_hex + keymap[key_index] = (code, row_index) + return keymap + + +def parse_keymaps(config, valid_keycodes): + keymaps = collections.OrderedDict() + key_indexes = config.get( + 'key_indexes', KEYBOARD_LAYOUTS[config['layout']] + ) + # TODO: maybe validate key_indexes + + for layer_name, layer_lines, in config['layer_lines'].items(): + keymaps[layer_name] = parse_keymap( + config, key_indexes, layer_lines, valid_keycodes + ) + return keymaps + +# keymap.c output + +USERCODE = """ +// Runs just one time when the keyboard initializes. +void matrix_init_user(void) { + +}; + +// Runs constantly in the background, in a loop. +void matrix_scan_user(void) { + uint8_t layer = biton32(layer_state); + + ergodox_board_led_off(); + ergodox_right_led_1_off(); + ergodox_right_led_2_off(); + ergodox_right_led_3_off(); + switch (layer) { + case L1: + ergodox_right_led_1_on(); + break; + case L2: + ergodox_right_led_2_on(); + break; + case L3: + ergodox_right_led_3_on(); + break; + case L4: + ergodox_right_led_1_on(); + ergodox_right_led_2_on(); + break; + case L5: + ergodox_right_led_1_on(); + ergodox_right_led_3_on(); + break; + // case L6: + // ergodox_right_led_2_on(); + // ergodox_right_led_3_on(); + // break; + // case L7: + // ergodox_right_led_1_on(); + // ergodox_right_led_2_on(); + // ergodox_right_led_3_on(); + // break; + default: + ergodox_board_led_off(); + break; + } +}; +""" + +MACROCODE = """ +#define UC_MODE_WIN 0 +#define UC_MODE_LINUX 1 +#define UC_MODE_OSX 2 + +// TODO: allow default mode to be configured +static uint16_t unicode_mode = UC_MODE_WIN; + +uint16_t hextokeycode(uint8_t hex) {{ + if (hex == 0x0) {{ + return KC_P0; + }} + if (hex < 0xA) {{ + return KC_P1 + (hex - 0x1); + }} + return KC_A + (hex - 0xA); +}} + +void unicode_action_function(uint16_t hi, uint16_t lo) {{ + switch (unicode_mode) {{ + case UC_MODE_WIN: + register_code(KC_LALT); + + register_code(KC_PPLS); + unregister_code(KC_PPLS); + + register_code(hextokeycode((hi & 0xF0) >> 4)); + unregister_code(hextokeycode((hi & 0xF0) >> 4)); + register_code(hextokeycode((hi & 0x0F))); + unregister_code(hextokeycode((hi & 0x0F))); + register_code(hextokeycode((lo & 0xF0) >> 4)); + unregister_code(hextokeycode((lo & 0xF0) >> 4)); + register_code(hextokeycode((lo & 0x0F))); + unregister_code(hextokeycode((lo & 0x0F))); + + unregister_code(KC_LALT); + break; + case UC_MODE_LINUX: + register_code(KC_LCTL); + register_code(KC_LSFT); + + register_code(KC_U); + unregister_code(KC_U); + + register_code(hextokeycode((hi & 0xF0) >> 4)); + unregister_code(hextokeycode((hi & 0xF0) >> 4)); + register_code(hextokeycode((hi & 0x0F))); + unregister_code(hextokeycode((hi & 0x0F))); + register_code(hextokeycode((lo & 0xF0) >> 4)); + unregister_code(hextokeycode((lo & 0xF0) >> 4)); + register_code(hextokeycode((lo & 0x0F))); + unregister_code(hextokeycode((lo & 0x0F))); + + unregister_code(KC_LCTL); + unregister_code(KC_LSFT); + break; + case UC_MODE_OSX: + break; + }} +}} + +const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {{ + if (!record->event.pressed) {{ + return MACRO_NONE; + }} + // MACRODOWN only works in this function + switch(id) {{ + case UM: + unicode_mode = (unicode_mode + 1) % 2; + break; +{macro_cases} +{unicode_macro_cases} + default: + break; + }} + return MACRO_NONE; +}}; +""" + + +UNICODE_MACRO_TEMPLATE = """ +case {macro_id}: + unicode_action_function(0x{hi:02x}, 0x{lo:02x}); + break; +""".strip() + + +def unicode_macro_cases(config): + for macro_id, uc_hex in config['unicode_macros'].items(): + hi = int(uc_hex, 16) >> 8 + lo = int(uc_hex, 16) & 0xFF + unimacro_keys = ", ".join( + "T({})".format( + "KP_" + digit if digit.isdigit() else digit + ) for digit in uc_hex + ) + yield UNICODE_MACRO_TEMPLATE.format( + macro_id=macro_id, hi=hi, lo=lo + ) + + +def iter_keymap_lines(keymap, row_indents=None): + col_widths = {} + col = 0 + # first pass, figure out the column widths + prev_row_index = None + for code, row_index in keymap.values(): + if row_index != prev_row_index: + col = 0 + if row_indents: + col = row_indents[row_index] + col_widths[col] = max(len(code), col_widths.get(col, 0)) + prev_row_index = row_index + col += 1 + + # second pass, yield the cell values + col = 0 + prev_row_index = None + for key_index in sorted(keymap): + code, row_index = keymap[key_index] + if row_index != prev_row_index: + col = 0 + yield "\n" + if row_indents: + for indent_col in range(row_indents[row_index]): + pad = " " * (col_widths[indent_col] - 4) + yield (" /*-*/" + pad) + col = row_indents[row_index] + else: + yield pad + yield " {}".format(code) + if key_index < len(keymap) - 1: + yield "," + # This will be yielded on the next iteration when + # we know that we're not at the end of a line. + pad = " " * (col_widths[col] - len(code)) + prev_row_index = row_index + col += 1 + + +def iter_keymap_parts(config, keymaps): + # includes + for include_path in config['keymaps_includes']: + yield '#include "{}"\n'.format(include_path) + + yield "\n" + + # definitions + for i, macro_id in enumerate(sorted(config['macro_ids'])): + yield "#define {} {}\n".format(macro_id, i) + + yield "\n" + + for i, layer_name in enumerate(config['layer_lines']): + yield '#define L{0:<3} {0:<5} // {1}\n'.format(i, layer_name) + + yield "\n" + + # keymaps + yield "const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {\n" + + for i, layer_name in enumerate(config['layer_lines']): + # comment + layer_lines = config['layer_lines'][layer_name] + prefixed_lines = " * " + " * ".join(layer_lines) + yield "/*\n{} */\n".format(prefixed_lines) + + # keymap codes + keymap = keymaps[layer_name] + row_indents = ROW_INDENTS.get(config['layout']) + keymap_lines = "".join(iter_keymap_lines(keymap, row_indents)) + yield "[L{0}] = KEYMAP({1}\n),\n".format(i, keymap_lines) + + yield "};\n\n" + + # no idea what this is for + yield "const uint16_t PROGMEM fn_actions[] = {};\n" + + # macros + yield MACROCODE.format( + macro_cases="", + unicode_macro_cases="\n".join(unicode_macro_cases(config)), + ) + + # TODO: dynamically create blinking lights + yield USERCODE + + +def main(argv=sys.argv[1:]): + if not argv or '-h' in argv or '--help' in argv: + print(__doc__) + return 0 + + in_path = os.path.abspath(argv[0]) + if not os.path.exists(in_path): + print("No such file '{}'".format(in_path)) + return 1 + + if len(argv) > 1: + out_path = os.path.abspath(argv[1]) + else: + dirname = os.path.dirname(in_path) + out_path = os.path.join(dirname, "keymap.c") + + config = parse_config(in_path) + valid_keys = parse_valid_keys(config, out_path) + keymaps = parse_keymaps(config, valid_keys) + + with io.open(out_path, mode="w", encoding="utf-8") as fh: + for part in iter_keymap_parts(config, keymaps): + fh.write(part) + + +if __name__ == '__main__': + sys.exit(main()) |