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Read directories from Zotero config files. Closes #21
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| # encoding: utf-8 | ||
| # | ||
| # Copyright (c) 2019 Dean Jackson <[email protected]> | ||
| # | ||
| # MIT Licence. See http://opensource.org/licenses/MIT | ||
| # | ||
| # Created on 2019-01-06 | ||
| # | ||
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| """Read Zotero configuration files.""" | ||
|
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| from ConfigParser import SafeConfigParser | ||
| import logging | ||
| import os | ||
| import re | ||
|
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| from .util import unicodify | ||
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| CONFDIR = os.path.expanduser(u'~/Library/Application Support/Zotero') | ||
| PROFILES = os.path.join(CONFDIR, u'profiles.ini') | ||
| DATADIR_KEY = 'extensions.zotero.dataDir' | ||
| ATTACH_KEY = 'extensions.zotero.baseAttachmentPath' | ||
| # Start of preference lines | ||
| PREFIX = 'user_pref("' | ||
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| log = logging.getLogger(__name__) | ||
| log.addHandler(logging.NullHandler()) | ||
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| def read(): | ||
| """Load data and attachments directories from Zotero prefs.""" | ||
| p = find_prefs() | ||
| if p: | ||
| return parse_prefs(p) | ||
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| return None, None | ||
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| def find_prefs(): | ||
| """Find prefs.js by parsing profiles.ini.""" | ||
| conf = SafeConfigParser() | ||
| try: | ||
| conf.read(PROFILES) | ||
| except Exception as err: | ||
| log.error('reading profiles.ini: %s', err) | ||
| return None | ||
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| for section in conf.sections(): | ||
| if conf.has_option(section, 'Name') and \ | ||
| conf.get(section, 'Name') == 'default': | ||
| path = conf.get(section, 'Path') | ||
| if conf.getboolean(section, 'IsRelative'): | ||
| path = os.path.join(CONFDIR, path) | ||
|
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| return unicodify(os.path.join(path, 'prefs.js')) | ||
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| return None | ||
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| def parse_prefs(path): | ||
| """Extract relevant preferences from prefs.js.""" | ||
| datadir = attachdir = None | ||
|
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| def extract_value(s): | ||
| m = re.search(r'"(.+)"', s) | ||
| if not m: | ||
| return None | ||
|
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| return unicodify(m.group(1)) | ||
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| with open(path) as fp: | ||
| for line in fp: | ||
| line = line.strip() | ||
| if not line.startswith(PREFIX): | ||
| continue | ||
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| line = line[len(PREFIX):] | ||
| i = line.find('",') | ||
| if i < 0: | ||
| continue | ||
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| key = line[:i] | ||
| if key == DATADIR_KEY: | ||
| datadir = extract_value(line[i + 2:]) | ||
| log.debug('[config] datadir=%r', datadir) | ||
| elif key == ATTACH_KEY: | ||
| attachdir = extract_value(line[i + 2:]) | ||
| log.debug('[config] attachdir=%r', attachdir) | ||
|
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| return datadir, attachdir |
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