| 1 | #!/usr/bin/python |
| 2 | # |
| 3 | # Convert xorg keys from hal FDIs files to xorg.conf InputClass sections. |
| 4 | # Modified from Martin Pitt's original fdi2mpi.py script: |
| 5 | # http://cgit.freedesktop.org/media-player-info/tree/tools/fdi2mpi.py |
| 6 | # |
| 7 | # (C) 2010 Dan Nicholson |
| 8 | # (C) 2009 Canonical Ltd. |
| 9 | # Author: Dan Nicholson <dbn.lists@gmail.com> |
| 10 | # Author: Martin Pitt <martin.pitt@ubuntu.com> |
| 11 | # |
| 12 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
| 13 | # of this software and associated documentation files (the "Software"), to |
| 14 | # deal in the Software without restriction, including without limitation the |
| 15 | # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 16 | # sell copies of the Software, and to permit persons to whom the Software is |
| 17 | # fur- nished to do so, subject to the following conditions: |
| 18 | # |
| 19 | # The above copyright notice and this permission notice shall be included in |
| 20 | # all copies or substantial portions of the Software. |
| 21 | # |
| 22 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 23 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 24 | # FIT- NESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 25 | # THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 26 | # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CON- |
| 27 | # NECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 28 | |
| 29 | import sys, xml.dom.minidom |
| 30 | |
| 31 | # dict converting <match> tags to Match* entries |
| 32 | match_table = { |
| 33 | 'info.product': 'MatchProduct', |
| 34 | 'input.product': 'MatchProduct', |
| 35 | 'info.vendor': 'MatchVendor', |
| 36 | 'input.vendor': 'MatchVendor', |
| 37 | 'info.device': 'MatchDevicePath', |
| 38 | 'linux.device_file': 'MatchDevicePath', |
| 39 | '/org/freedesktop/Hal/devices/computer:system.kernel.name': 'MatchOS', |
| 40 | '@info.parent:pnp.id': 'MatchPnPID', |
| 41 | } |
| 42 | |
| 43 | # dict converting info.capabilities list to Match* entries |
| 44 | cap_match_table = { |
| 45 | 'input.keys': 'MatchIsKeyboard', |
| 46 | 'input.keyboard': 'MatchIsKeyboard', |
| 47 | 'input.keypad': 'MatchIsKeyboard', |
| 48 | 'input.mouse': 'MatchIsPointer', |
| 49 | 'input.joystick': 'MatchIsJoystick', |
| 50 | 'input.tablet': 'MatchIsTablet', |
| 51 | 'input.touchpad': 'MatchIsTouchpad', |
| 52 | 'input.touchscreen': 'MatchIsTouchscreen', |
| 53 | } |
| 54 | |
| 55 | def device_glob(path): |
| 56 | '''Convert a contains device path to a glob entry''' |
| 57 | if path[0] != '/': |
| 58 | path = '*' + path |
| 59 | return path + '*' |
| 60 | |
| 61 | def parse_match(node): |
| 62 | '''Parse a <match> tag to a tuple with InputClass values''' |
| 63 | match = None |
| 64 | value = None |
| 65 | booltype = False |
| 66 | |
| 67 | # see what type of key we have |
| 68 | if node.attributes.has_key('key'): |
| 69 | key = node.attributes['key'].nodeValue |
| 70 | if key in match_table: |
| 71 | match = match_table[key] |
| 72 | elif key == 'info.capabilities': |
| 73 | booltype = True |
| 74 | |
| 75 | # bail out now if it's unrecognized |
| 76 | if not match and not booltype: |
| 77 | return (match, value) |
| 78 | |
| 79 | if node.attributes.has_key('string'): |
| 80 | value = node.attributes['string'].nodeValue |
| 81 | elif node.attributes.has_key('contains'): |
| 82 | value = node.attributes['contains'].nodeValue |
| 83 | if match == 'MatchDevicePath': |
| 84 | value = device_glob(value) |
| 85 | elif booltype and value in cap_match_table: |
| 86 | match = cap_match_table[value] |
| 87 | value = 'yes' |
| 88 | elif node.attributes.has_key('string_outof'): |
| 89 | value = node.attributes['string_outof'].nodeValue.replace(';','|') |
| 90 | elif node.attributes.has_key('contains_outof'): |
| 91 | all_values = node.attributes['contains_outof'].nodeValue.split(';') |
| 92 | for v in all_values: |
| 93 | if match == 'MatchDevicePath': |
| 94 | v = device_glob(v) |
| 95 | elif match == 'MatchPnPID' and len(v) < 7: |
| 96 | v += '*' |
| 97 | if value: |
| 98 | value += '|' + v |
| 99 | else: |
| 100 | value = v |
| 101 | |
| 102 | return (match, value) |
| 103 | |
| 104 | def parse_options(node): |
| 105 | '''Parse the x11_* options and return InputClass entries''' |
| 106 | driver = '' |
| 107 | ignore = False |
| 108 | options = [] |
| 109 | for n in node.childNodes: |
| 110 | if n.nodeType != xml.dom.minidom.Node.ELEMENT_NODE: |
| 111 | continue |
| 112 | |
| 113 | tag = n.tagName |
| 114 | key = n.attributes['key'].nodeValue |
| 115 | value = '' |
| 116 | |
| 117 | if n.hasChildNodes(): |
| 118 | content_node = n.childNodes[0] |
| 119 | assert content_node.nodeType == xml.dom.Node.TEXT_NODE |
| 120 | value = content_node.nodeValue |
| 121 | |
| 122 | if tag == 'match': |
| 123 | continue |
| 124 | assert tag in ('addset', 'merge', 'append', 'remove') |
| 125 | |
| 126 | if tag == 'remove' and key == 'input.x11_driver': |
| 127 | ignore = True |
| 128 | elif key == 'input.x11_driver': |
| 129 | driver = value |
| 130 | elif key.startswith('input.x11_options.'): |
| 131 | option = key.split('.', 2)[2] |
| 132 | options.append((option, value)) |
| 133 | |
| 134 | return (driver, ignore, options) |
| 135 | |
| 136 | def is_match_node(node): |
| 137 | '''Check if a node is a <match> element''' |
| 138 | return node.nodeType == xml.dom.minidom.Node.ELEMENT_NODE and \ |
| 139 | node.tagName == 'match' |
| 140 | |
| 141 | def parse_all_matches(node): |
| 142 | '''Parse a x11 match tag and any parents that don't supply their |
| 143 | own options''' |
| 144 | matches = [] |
| 145 | |
| 146 | while True: |
| 147 | (key, value) = parse_match(node) |
| 148 | if key and value: |
| 149 | matches.append((key, value)) |
| 150 | |
| 151 | # walk up to a parent match node |
| 152 | node = node.parentNode |
| 153 | if node == None or not is_match_node(node): |
| 154 | break |
| 155 | |
| 156 | # leave if there other options at this level |
| 157 | children = set([n.tagName for n in node.childNodes |
| 158 | if n.nodeType == xml.dom.minidom.Node.ELEMENT_NODE]) |
| 159 | if children & set(['addset', 'merge', 'append']): |
| 160 | break |
| 161 | |
| 162 | return matches |
| 163 | |
| 164 | # stupid counter to give "unique" rule names |
| 165 | num_sections = 1 |
| 166 | def print_section(matches, driver, ignore, options): |
| 167 | '''Print a valid InputClass section to stdout''' |
| 168 | global num_sections |
| 169 | print 'Section "InputClass"' |
| 170 | print '\tIdentifier "Converted Class %d"' % num_sections |
| 171 | num_sections += 1 |
| 172 | for m, v in matches: |
| 173 | print '\t%s "%s"' % (m, v) |
| 174 | if driver: |
| 175 | print '\tDriver "%s"' % driver |
| 176 | if ignore: |
| 177 | print '\tOption "Ignore" "yes"' |
| 178 | for o, v in options: |
| 179 | print '\tOption "%s" "%s"' % (o, v) |
| 180 | print 'EndSection' |
| 181 | |
| 182 | def parse_fdi(fdi): |
| 183 | '''Parse x11 matches from fdi''' |
| 184 | # find all <match> leaf nodes |
| 185 | num = 0 |
| 186 | for match_node in fdi.getElementsByTagName('match'): |
| 187 | children = set([n.tagName for n in match_node.childNodes |
| 188 | if n.nodeType == xml.dom.minidom.Node.ELEMENT_NODE]) |
| 189 | |
| 190 | # see if there are any options at this level |
| 191 | (driver, ignore, options) = parse_options(match_node) |
| 192 | if not driver and not ignore and not options: |
| 193 | continue |
| 194 | |
| 195 | matches = parse_all_matches(match_node) |
| 196 | if num > 0: |
| 197 | print |
| 198 | print_section(matches, driver, ignore, options) |
| 199 | num += 1 |
| 200 | |
| 201 | for f in sys.argv[1:]: |
| 202 | parse_fdi(xml.dom.minidom.parse(f)) |