167 lines
4.7 KiB
Python
167 lines
4.7 KiB
Python
# -*- coding: iso-8859-1 -*-
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"""
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Regulatory Database
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@copyright: 2008 Johannes Berg
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@license: ISC, see LICENSE for details.
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"""
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import codecs, math
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from dbparse import DBParser, flag_definitions
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Dependencies = ["time"]
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def _country(macro, countries, code):
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result = []
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f = macro.formatter
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result.extend([
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f.heading(1, 1),
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f.text('Regulatory definition for %s' % _get_iso_code(code)),
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f.heading(0, 1),
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])
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try:
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country = countries[code]
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except:
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result.append(f.text('No information available'))
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return ''.join(result)
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if country.comments:
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result.extend([
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f.preformatted(1),
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f.text('\n'.join(country.comments)),
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f.preformatted(0),
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])
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result.append(f.table(1))
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result.extend([
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f.table_row(1),
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f.table_cell(1), f.strong(1),
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f.text('Band [MHz]'),
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f.strong(0), f.table_cell(0),
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f.table_cell(1), f.strong(1),
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f.text('Max BW [MHz]'),
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f.strong(0), f.table_cell(0),
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f.table_cell(1), f.strong(1),
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f.text('Flags'),
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f.strong(0), f.table_cell(0),
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f.table_cell(1), f.strong(1),
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f.text('Max antenna gain [dBi]'),
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f.strong(0), f.table_cell(0),
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f.table_cell(1), f.strong(1),
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f.text('Max EIRP [dBm'),
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f.hardspace,
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f.text('(mW)]'),
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f.strong(0), f.table_cell(0),
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f.table_row(0),
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])
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for perm in country.permissions:
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def str_or_na(val, dBm=False):
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if val and not dBm:
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return '%.2f' % val
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elif val:
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return '%.2f (%.2f)' % (val, math.pow(10, val/10.0))
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return 'N/A'
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result.extend([
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f.table_row(1),
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f.table_cell(1),
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f.text('%.3f - %.3f' % (perm.freqband.start, perm.freqband.end)),
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f.table_cell(0),
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f.table_cell(1),
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f.text('%.3f' % (perm.freqband.maxbw,)),
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f.table_cell(0),
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f.table_cell(1),
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f.text(', '.join(perm.textflags)),
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f.table_cell(0),
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f.table_cell(1),
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f.text(str_or_na(perm.power.max_ant_gain)),
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f.table_cell(0),
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f.table_cell(1),
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f.text(str_or_na(perm.power.max_eirp, dBm=True)),
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f.table_cell(0),
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f.table_row(0),
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])
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result.append(f.table(0))
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result.append(f.linebreak(0))
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result.append(f.linebreak(0))
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result.append(macro.request.page.link_to(macro.request, 'return to country list'))
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return ''.join(result)
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_iso_list = {}
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def _get_iso_code(code):
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if not _iso_list:
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for line in codecs.open('/usr/share/iso-codes/iso_3166.tab', encoding='utf-8'):
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line = line.strip()
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c, name = line.split('\t')
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_iso_list[c] = name
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return _iso_list.get(code, 'Unknown (%s)' % code)
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def macro_Regulatory(macro):
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_ = macro.request.getText
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request = macro.request
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f = macro.formatter
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country = request.form.get('alpha2', [None])[0]
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dbpath = '/tmp/db.txt'
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if hasattr(request.cfg, 'regdb_path'):
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dbpath = request.cfg.regdb_path
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result = []
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if request.form.get('raw', [None])[0]:
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result.append(f.code_area(1, 'db-raw', show=1, start=1, step=1))
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for line in open(dbpath):
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result.extend([
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f.code_line(1),
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f.text(line.rstrip()),
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f.code_line(0),
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])
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result.append(f.code_area(0, 'db-raw'))
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result.append(macro.request.page.link_to(macro.request, 'return to country list'))
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return ''.join(result)
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warnings = []
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countries = DBParser(warn=lambda x: warnings.append(x)).parse(open(dbpath))
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if country:
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return _country(macro, countries, country)
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countries = countries.keys()
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countries = [(_get_iso_code(code), code) for code in countries]
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countries.sort()
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result.extend([
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f.heading(1, 1),
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f.text('Countries'),
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f.heading(0, 1),
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])
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result.append(f.bullet_list(1))
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for name, code in countries:
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result.extend([
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f.listitem(1),
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request.page.link_to(request, name, querystr={'alpha2': code}),
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f.listitem(0),
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])
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result.append(f.bullet_list(0))
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if warnings:
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result.append(f.heading(1, 2))
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result.append(f.text("Warnings"))
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result.append(f.heading(0, 2))
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result.append(f.preformatted(1))
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result.extend(warnings)
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result.append(f.preformatted(0))
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result.append(request.page.link_to(request, 'view raw database', querystr={'raw': 1}))
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return ''.join(result)
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