2 # mw - VCS-like nonsense for MediaWiki websites
3 # Copyright (C) 2010 Ian Weller <ian@ianweller.org>
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License along
16 # with this program. If not, see <http://www.gnu.org/licenses/>.
25 from StringIO import StringIO
29 class Metadir(object):
32 self.me = os.path.basename(sys.argv[0])
35 if '.mw' in os.listdir(root):
38 head = os.path.split(root)[0]
40 self.root = os.getcwd()
43 self.location = os.path.join(self.root, '.mw')
44 self.config_loc = os.path.join(self.location, 'config')
45 if os.path.isdir(self.location) and \
46 os.path.isfile(self.config_loc):
47 self.config = ConfigParser.RawConfigParser()
48 self.config.read(self.config_loc)
52 def create(self, api_url):
53 # create the directory
54 if os.path.isdir(self.location):
55 print '%s: you are already in a mw repo' % self.me
58 os.mkdir(self.location, 0755)
60 fd = file(os.path.join(self.location, 'version'), 'w')
61 fd.write('1') # XXX THIS API VERSION NOT LOCKED IN YET
64 self.config = ConfigParser.RawConfigParser()
65 self.config.add_section('remote')
66 self.config.set('remote', 'api_url', api_url)
67 with open(self.config_loc, 'wb') as config_file:
68 self.config.write(config_file)
70 os.mkdir(os.path.join(self.location, 'cache'))
71 # create cache/pagedict
72 fd = file(os.path.join(self.location, 'cache', 'pagedict'), 'w')
73 fd.write(json.dumps({}))
76 os.mkdir(os.path.join(self.location, 'cache', 'pages'), 0755)
78 def pagedict_add(self, pagename, pageid, currentrv):
79 fd = file(os.path.join(self.location, 'cache', 'pagedict'), 'r+')
80 pagedict = json.loads(fd.read())
81 pagedict[pagename] = {'id': int(pageid), 'currentrv': int(currentrv)}
83 fd.write(json.dumps(pagedict))
87 def get_pageid_from_pagename(self, pagename):
88 fd = file(os.path.join(self.location, 'cache', 'pagedict'), 'r')
89 pagedict = json.loads(fd.read())
90 if pagename in pagedict.keys():
91 return pagedict[pagename]
95 def pages_add_rv(self, pageid, rv):
96 pagefile = os.path.join(self.location, 'cache', 'pages', str(pageid))
97 fd = file(pagefile, 'w+')
98 pagedata_raw = fd.read()
99 if pagedata_raw == '':
102 pagedata = json.loads(pagedata_raw)
103 rvid = int(rv['revid'])
105 'user': rv['user'], 'timestamp': rv['timestamp']
108 pagedata[rvid]['content'] = rv['*']
110 fd.write(json.dumps(pagedata))
114 def pages_get_rv_list(self, pageid):
115 pagefile = os.path.join(self.location, 'cache', 'pages',
117 fd = file(pagefile, 'r')
118 pagedata = json.loads(fd.read())
119 rvs = [int(x) for x in pagedata.keys()]
123 def pages_get_rv(self, pageid, rvid):
124 pagefile = os.path.join(self.location, 'cache', 'pages',
126 fd = file(pagefile, 'r')
127 pagedata = json.loads(fd.read())
128 return pagedata[str(rvid)]
130 def working_dir_status(self):
133 for root, dirs, files in os.walk(self.root):
134 if root == self.root:
137 check.append(os.path.join(root, name))
140 name = os.path.split(full)[1]
141 if name[-5:] == '.wiki':
142 pagename = mw.api.filename_to_pagename(name[:-5])
143 pageid = self.get_pageid_from_pagename(pagename)
145 status[os.path.relpath(full, self.root)] = '?'
147 rvid = self.pages_get_rv_list(pageid)[-1]
148 rv = self.pages_get_rv(pageid, rvid)
149 cur_content = codecs.open(full, 'r', 'utf-8').read()
150 if cur_content[-1] == '\n':
151 cur_content = cur_content[:-1]
152 if cur_content != rv['content']:
153 status[os.path.relpath(full, self.root)] = 'U'
156 def diff_rv_to_working(self, pagename, oldrvid=0, newrvid=0):
157 # oldrvid=0 means latest fetched revision
158 # newrvid=0 means working copy
159 filename = mw.api.pagename_to_filename(pagename) + '.wiki'
160 pageid = self.get_pageid_from_pagename(pagename)
162 raise ValueError('page named %s has not been fetched' % pagename)
165 oldrvid = self.pages_get_rv_list(pageid)[-1]
166 oldrv = self.pages_get_rv(pageid, oldrvid)
167 oldname = 'a/%s (revision %i)' % (filename, oldrvid)
168 old = [i+'\n' for i in oldrv['content'].split('\n')]
170 cur_content = codecs.open(filename, 'r', 'utf-8').read()
171 if cur_content[-1] == '\n':
172 cur_content = cur_content[:-1]
173 newname = 'b/%s (working copy)' % filename
174 new = [i+'\n' for i in cur_content.split('\n')]
176 newrv = self.pages_get_rv(pageid, newrvid)
177 newname = 'b/%s (revision %i)' % (filename, newrvid)
178 new = [i+'\n' for i in newrv['content'].split('\n')]
180 bzrlib.diff.internal_diff(oldname, old, newname, new, diff_fd)
182 diff = diff_fd.read()