| 1 | # -*- coding: utf-8 -*- |
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| 2 | |
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| 3 | import re |
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| 4 | import types |
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| 5 | from datetime import datetime |
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| 6 | from itertools import chain, groupby |
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| 7 | from xlwt import Workbook, Formula |
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| 8 | |
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| 9 | from trac.core import Component, implements |
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| 10 | from trac.env import Environment |
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| 11 | from trac.mimeview.api import Context, IContentConverter |
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| 12 | from trac.resource import Resource, get_resource_url |
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| 13 | from trac.ticket.api import TicketSystem |
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| 14 | from trac.ticket.model import Ticket |
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| 15 | from trac.ticket.query import Query |
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| 16 | from trac.ticket.web_ui import TicketModule |
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| 17 | from trac.util import Ranges |
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| 18 | from trac.util.text import empty, unicode_urlencode |
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| 19 | from trac.web.api import IRequestFilter, RequestDone |
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| 20 | from trac.web.chrome import Chrome, add_link |
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| 21 | try: |
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| 22 | from trac.util.datefmt import from_utimestamp |
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| 23 | except ImportError: |
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| 24 | from datetime import timedelta |
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| 25 | from trac.util.datefmt import utc |
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| 26 | _epoc = datetime(1970, 1, 1, tzinfo=utc) |
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| 27 | from_utimestamp = lambda ts: _epoc + timedelta(seconds=ts or 0) |
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| 28 | |
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| 29 | from tracexceldownload.api import WorksheetWriter, get_workbook_content, \ |
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| 30 | get_literal |
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| 31 | from tracexceldownload.translation import _, dgettext, dngettext |
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| 32 | |
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| 33 | |
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| 34 | if hasattr(Environment, 'get_read_db'): |
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| 35 | _get_db = lambda env: env.get_read_db() |
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| 36 | else: |
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| 37 | _get_db = lambda env: env.get_db_cnx() |
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| 38 | |
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| 39 | |
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| 40 | def _tkt_id_conditions(column, tkt_ids): |
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| 41 | ranges = Ranges() |
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| 42 | ranges.appendrange(','.join(map(str, sorted(tkt_ids)))) |
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| 43 | condition = [] |
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| 44 | tkt_ids = [] |
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| 45 | for a, b in ranges.pairs: |
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| 46 | if a == b: |
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| 47 | tkt_ids.append(a) |
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| 48 | elif a + 1 == b: |
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| 49 | tkt_ids.extend((a, b)) |
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| 50 | else: |
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| 51 | condition.append('%s BETWEEN %d AND %d' % (column, a, b)) |
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| 52 | if tkt_ids: |
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| 53 | condition.append('%s IN (%s)' % (column, ','.join(map(str, tkt_ids)))) |
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| 54 | return ' OR '.join(condition) |
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| 55 | |
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| 56 | |
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| 57 | class BulkFetchTicket(Ticket): |
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| 58 | |
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| 59 | @classmethod |
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| 60 | def select(cls, env, tkt_ids): |
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| 61 | if not tkt_ids: |
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| 62 | return {} |
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| 63 | |
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| 64 | db = _get_db(env) |
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| 65 | fields = TicketSystem(env).get_ticket_fields() |
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| 66 | std_fields = [f['name'] for f in fields if not f.get('custom')] |
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| 67 | time_fields = [f['name'] for f in fields if f['type'] == 'time'] |
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| 68 | custom_fields = set(f['name'] for f in fields if f.get('custom')) |
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| 69 | cursor = db.cursor() |
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| 70 | tickets = {} |
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| 71 | |
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| 72 | cursor.execute('SELECT %s,id FROM ticket WHERE %s' % |
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| 73 | (','.join(std_fields), |
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| 74 | _tkt_id_conditions('id', tkt_ids))) |
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| 75 | for row in cursor: |
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| 76 | id = row[-1] |
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| 77 | values = {} |
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| 78 | for idx, field in enumerate(std_fields): |
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| 79 | value = row[idx] |
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| 80 | if field in time_fields: |
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| 81 | value = from_utimestamp(value) |
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| 82 | elif value is None: |
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| 83 | value = empty |
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| 84 | values[field] = value |
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| 85 | tickets[id] = (values, []) # values, changelog |
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| 86 | |
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| 87 | cursor.execute('SELECT ticket,name,value FROM ticket_custom ' |
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| 88 | 'WHERE %s ORDER BY ticket' % |
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| 89 | _tkt_id_conditions('ticket', tkt_ids)) |
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| 90 | for id, rows in groupby(cursor, lambda row: row[0]): |
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| 91 | if id not in tickets: |
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| 92 | continue |
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| 93 | values = {} |
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| 94 | for id, name, value in rows: |
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| 95 | if name in custom_fields: |
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| 96 | if value is None: |
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| 97 | value = empty |
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| 98 | values[name] = value |
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| 99 | tickets[id][0].update(values) |
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| 100 | |
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| 101 | cursor.execute('SELECT ticket,time,author,field,oldvalue,newvalue ' |
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| 102 | 'FROM ticket_change WHERE %s ORDER BY ticket,time' % |
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| 103 | _tkt_id_conditions('ticket', tkt_ids)) |
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| 104 | for id, rows in groupby(cursor, lambda row: row[0]): |
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| 105 | if id not in tickets: |
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| 106 | continue |
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| 107 | tickets[id][1].extend( |
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| 108 | (from_utimestamp(t), author, field, oldvalue or '', |
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| 109 | newvalue or '', 1) |
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| 110 | for id, t, author, field, oldvalue, newvalue in rows) |
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| 111 | |
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| 112 | return dict((id, cls(env, id, values=values, changelog=changelog, |
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| 113 | fields=fields, time_fields=time_fields)) |
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| 114 | for id, (values, changelog) in tickets.iteritems()) |
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| 115 | |
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| 116 | def __init__(self, env, tkt_id=None, db=None, version=None, values=None, |
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| 117 | changelog=None, fields=None, time_fields=None): |
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| 118 | self.env = env |
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| 119 | if tkt_id is not None: |
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| 120 | tkt_id = int(tkt_id) |
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| 121 | self.resource = Resource('ticket', tkt_id, version) |
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| 122 | self.fields = fields |
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| 123 | self.time_fields = time_fields |
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| 124 | self.id = tkt_id |
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| 125 | self._values = values |
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| 126 | self.values = values.copy() |
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| 127 | self._changelog = changelog |
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| 128 | self._old = {} |
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| 129 | |
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| 130 | def _fetch_ticket(self, tkt_id, db=None): |
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| 131 | self.values = self._values.copy() |
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| 132 | |
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| 133 | def get_changelog(self, when=None, db=None): |
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| 134 | return self._changelog[:] |
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| 135 | |
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| 136 | |
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| 137 | class ExcelTicketModule(Component): |
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| 138 | |
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| 139 | implements(IContentConverter) |
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| 140 | |
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| 141 | def get_supported_conversions(self): |
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| 142 | yield ('excel', _("Excel"), 'xls', |
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| 143 | 'trac.ticket.Query', 'application/vnd.ms-excel', 8) |
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| 144 | yield ('excel-history', _("Excel including history"), 'xls', |
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| 145 | 'trac.ticket.Query', 'application/vnd.ms-excel', 8) |
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| 146 | yield ('excel-history', _("Excel including history"), 'xls', |
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| 147 | 'trac.ticket.Ticket', 'application/vnd.ms-excel', 8) |
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| 148 | |
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| 149 | def convert_content(self, req, mimetype, content, key): |
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| 150 | if key == 'excel': |
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| 151 | return self._convert_query(req, content) |
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| 152 | if key == 'excel-history': |
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| 153 | kwargs = {} |
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| 154 | if isinstance(content, Ticket): |
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| 155 | content = Query.from_string(self.env, 'id=%d' % content.id) |
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| 156 | kwargs['sheet_query'] = False |
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| 157 | kwargs['sheet_history'] = True |
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| 158 | else: |
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| 159 | kwargs['sheet_query'] = True |
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| 160 | kwargs['sheet_history'] = True |
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| 161 | return self._convert_query(req, content, **kwargs) |
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| 162 | |
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| 163 | def _convert_query(self, req, query, sheet_query=True, |
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| 164 | sheet_history=False): |
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| 165 | # no paginator |
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| 166 | query.max = 0 |
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| 167 | query.has_more_pages = False |
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| 168 | query.offset = 0 |
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| 169 | db = _get_db(self.env) |
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| 170 | |
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| 171 | # extract all fields except custom fields |
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| 172 | custom_fields = [f['name'] for f in query.fields if f.get('custom')] |
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| 173 | cols = ['id'] |
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| 174 | cols.extend(f['name'] for f in query.fields |
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| 175 | if f['name'] not in custom_fields) |
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| 176 | cols.extend(name for name in ('time', 'changetime') |
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| 177 | if name not in cols) |
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| 178 | query.cols = cols |
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| 179 | |
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| 180 | # prevent "SELECT COUNT(*)" query |
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| 181 | saved_count_prop = query._count |
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| 182 | try: |
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| 183 | query._count = types.MethodType(lambda self, sql, args, db=None: 0, |
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| 184 | query, query.__class__) |
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| 185 | tickets = query.execute(req, db) |
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| 186 | query.num_items = len(tickets) |
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| 187 | finally: |
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| 188 | query._count = saved_count_prop |
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| 189 | |
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| 190 | # add custom fields to avoid error to join many tables |
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| 191 | self._fill_custom_fields(tickets, query.fields, custom_fields, db) |
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| 192 | |
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| 193 | context = Context.from_request(req, 'query', absurls=True) |
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| 194 | cols.extend([name for name in custom_fields if name not in cols]) |
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| 195 | data = query.template_data(context, tickets) |
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| 196 | |
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| 197 | book = Workbook(encoding='utf-8') |
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| 198 | if sheet_query: |
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| 199 | self._create_sheet_query(req, context, data, book) |
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| 200 | if sheet_history: |
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| 201 | self._create_sheet_history(req, context, data, book) |
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| 202 | return get_workbook_content(book), 'application/vnd.ms-excel' |
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| 203 | |
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| 204 | def _fill_custom_fields(self, tickets, fields, custom_fields, db): |
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| 205 | if not tickets or not custom_fields: |
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| 206 | return |
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| 207 | fields = dict((f['name'], f) for f in fields) |
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| 208 | tickets = dict((int(ticket['id']), ticket) for ticket in tickets) |
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| 209 | query = "SELECT ticket,name,value " \ |
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| 210 | "FROM ticket_custom WHERE %s ORDER BY ticket" % \ |
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| 211 | _tkt_id_conditions('ticket', tickets) |
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| 212 | |
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| 213 | cursor = db.cursor() |
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| 214 | cursor.execute(query) |
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| 215 | for id, name, value in cursor: |
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| 216 | if id not in tickets: |
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| 217 | continue |
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| 218 | f = fields.get(name) |
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| 219 | if f and f['type'] == 'checkbox': |
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| 220 | try: |
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| 221 | value = bool(int(value)) |
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| 222 | except (TypeError, ValueError): |
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| 223 | value = False |
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| 224 | tickets[id][name] = value |
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| 225 | |
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| 226 | def _create_sheet_query(self, req, context, data, book): |
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| 227 | sheet = book.add_sheet(dgettext('messages', 'Custom Query')) |
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| 228 | writer = WorksheetWriter(sheet, req) |
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| 229 | query = data['query'] |
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| 230 | groups = data['groups'] |
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| 231 | fields = data['fields'] |
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| 232 | headers = data['headers'] |
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| 233 | |
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| 234 | writer.write_row([( |
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| 235 | u'%s (%s)' % (dgettext('messages', 'Custom Query'), |
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| 236 | dngettext('messages', '%(num)s match', |
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| 237 | '%(num)s matches', query.num_items)), |
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| 238 | 'header', -1, -1)]) |
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| 239 | for groupname, results in groups: |
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| 240 | if groupname: |
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| 241 | cell = fields[query.group]['label'] + ' ' |
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| 242 | if query.group in ('owner', 'reporter'): |
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| 243 | cell += Chrome(self.env).format_author(req, groupname) |
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| 244 | else: |
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| 245 | cell += groupname |
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| 246 | cell += ' (%s)' % dngettext('messages', '%(num)s match', |
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| 247 | '%(num)s matches', len(results)) |
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| 248 | writer.write_row([(cell, 'header2', -1, -1)]) |
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| 249 | |
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| 250 | writer.write_row( |
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| 251 | (header['label'], 'thead', None, None) |
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| 252 | for idx, header in enumerate(headers)) |
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| 253 | |
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| 254 | for result in results: |
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| 255 | ticket_context = context('ticket', result['id']) |
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| 256 | if 'TICKET_VIEW' not in req.perm(ticket_context.resource): |
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| 257 | continue |
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| 258 | cells = [] |
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| 259 | for idx, header in enumerate(headers): |
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| 260 | name = header['name'] |
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| 261 | value, style, width, line = self._get_cell_data( |
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| 262 | name, result.get(name), req, ticket_context, writer) |
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| 263 | cells.append((value, style, width, line)) |
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| 264 | writer.write_row(cells) |
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| 265 | writer.move_row() |
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| 266 | |
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| 267 | writer.set_col_widths() |
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| 268 | |
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| 269 | def _create_sheet_history(self, req, context, data, book): |
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| 270 | sheet = book.add_sheet(dgettext("messages", "Change History")) |
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| 271 | writer = WorksheetWriter(sheet, req) |
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| 272 | |
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| 273 | groups = data['groups'] |
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| 274 | headers = [header for header in data['headers'] |
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| 275 | if header['name'] not in ('id', 'time', 'changetime')] |
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| 276 | headers[0:0] = [ |
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| 277 | {'name': 'id', 'label': dgettext("messages", "Ticket")}, |
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| 278 | {'name': 'time', 'label': dgettext("messages", "Time")}, |
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| 279 | {'name': 'author', 'label': dgettext("messages", "Author")}, |
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| 280 | {'name': 'comment', 'label': dgettext("messages", "Comment")}, |
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| 281 | ] |
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| 282 | |
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| 283 | writer.write_row( |
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| 284 | (header['label'], 'thead', None, None) |
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| 285 | for idx, header in enumerate(headers)) |
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| 286 | |
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| 287 | tkt_ids = [result['id'] |
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| 288 | for result in chain(*[results for groupname, results |
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| 289 | in groups])] |
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| 290 | tickets = BulkFetchTicket.select(self.env, tkt_ids) |
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| 291 | |
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| 292 | mod = TicketModule(self.env) |
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| 293 | for result in chain(*[results for groupname, results in groups]): |
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| 294 | id = result['id'] |
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| 295 | ticket = tickets[id] |
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| 296 | ticket_context = context('ticket', id) |
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| 297 | if 'TICKET_VIEW' not in req.perm(ticket_context.resource): |
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| 298 | continue |
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| 299 | values = ticket.values.copy() |
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| 300 | changes = [] |
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| 301 | |
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| 302 | for change in mod.rendered_changelog_entries(req, ticket): |
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| 303 | if change['permanent']: |
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| 304 | changes.append(change) |
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| 305 | for change in reversed(changes): |
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| 306 | change['values'] = values |
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| 307 | values = values.copy() |
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| 308 | for name, field in change['fields'].iteritems(): |
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| 309 | if name in values: |
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| 310 | values[name] = field['old'] |
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| 311 | changes[0:0] = [{'date': ticket.time_created, 'fields': {}, |
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| 312 | 'values': values, 'cnum': None, |
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| 313 | 'comment': '', 'author': ticket['reporter']}] |
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| 314 | |
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| 315 | for change in changes: |
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| 316 | cells = [] |
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| 317 | for idx, header in enumerate(headers): |
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| 318 | name = header['name'] |
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| 319 | if name == 'id': |
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| 320 | value = id |
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| 321 | elif name == 'time': |
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| 322 | value = change.get('date', '') |
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| 323 | elif name == 'comment': |
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| 324 | value = change.get('comment', '') |
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| 325 | elif name == 'author': |
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| 326 | value = change.get('author', '') |
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| 327 | else: |
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| 328 | value = change['values'].get(name, '') |
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| 329 | value, style, width, line = \ |
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| 330 | self._get_cell_data(name, value, req, |
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| 331 | ticket_context, writer) |
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| 332 | if name in change['fields']: |
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| 333 | style = '%s:change' % style |
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| 334 | cells.append((value, style, width, line)) |
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| 335 | writer.write_row(cells) |
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| 336 | |
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| 337 | writer.set_col_widths() |
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| 338 | |
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| 339 | def _get_cell_data(self, name, value, req, context, writer): |
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| 340 | if name == 'id': |
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| 341 | url = self.env.abs_href.ticket(value) |
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| 342 | value = '#%d' % value |
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| 343 | width = len(value) |
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| 344 | value = Formula('HYPERLINK("%s",%s)' % (url, get_literal(value))) |
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| 345 | return value, 'id', width, 1 |
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| 346 | |
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| 347 | if isinstance(value, datetime): |
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| 348 | return value, '[datetime]', None, None |
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| 349 | |
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| 350 | if value and name in ('reporter', 'owner'): |
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| 351 | value = Chrome(self.env).format_author(req, value) |
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| 352 | return value, name, None, None |
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| 353 | |
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| 354 | if name == 'cc': |
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| 355 | value = Chrome(self.env).format_emails(context, value) |
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| 356 | return value, name, None, None |
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| 357 | |
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| 358 | if name == 'milestone': |
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| 359 | url = self.env.abs_href.milestone(value) |
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| 360 | width, line = writer.get_metrics(value) |
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| 361 | value = Formula('HYPERLINK("%s",%s)' % (url, get_literal(value))) |
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| 362 | return value, name, width, line |
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| 363 | |
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| 364 | return value, name, None, None |
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| 365 | |
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| 366 | |
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| 367 | class ExcelReportModule(Component): |
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| 368 | |
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| 369 | implements(IRequestFilter) |
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| 370 | |
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| 371 | _PATH_INFO_MATCH = re.compile(r'/report/[0-9]+').match |
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| 372 | |
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| 373 | def pre_process_request(self, req, handler): |
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| 374 | if self._PATH_INFO_MATCH(req.path_info) \ |
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| 375 | and req.args.get('format') == 'xls' \ |
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| 376 | and handler.__class__.__name__ == 'ReportModule': |
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| 377 | req.args['max'] = 0 |
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| 378 | return handler |
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| 379 | |
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| 380 | def post_process_request(self, req, template, data, content_type): |
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| 381 | if template == 'report_view.html' and req.args.get('id'): |
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| 382 | format = req.args.get('format') |
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| 383 | if format == 'xls': |
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| 384 | resource = Resource('report', req.args['id']) |
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| 385 | data['context'] = Context.from_request(req, resource, |
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| 386 | absurls=True) |
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| 387 | self._convert_report(req, data) |
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| 388 | elif not format: |
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| 389 | self._add_alternate_links(req) |
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| 390 | return template, data, content_type |
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| 391 | |
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| 392 | def _convert_report(self, req, data): |
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| 393 | book = Workbook(encoding='utf-8') |
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| 394 | sheet = book.add_sheet(dgettext('messages', 'Report')) |
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| 395 | writer = WorksheetWriter(sheet, req) |
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| 396 | |
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| 397 | writer.write_row([( |
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| 398 | '%s (%s)' % (data['title'], |
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| 399 | dngettext('messages', '%(num)s match', |
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| 400 | '%(num)s matches', data['numrows'])), |
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| 401 | 'header', -1, -1)]) |
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| 402 | |
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| 403 | for value_for_group, row_group in data['row_groups']: |
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| 404 | writer.move_row() |
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| 405 | |
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| 406 | if value_for_group and len(row_group): |
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| 407 | writer.write_row([( |
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| 408 | '%s (%s)' % (value_for_group, |
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| 409 | dngettext('messages', '%(num)s match', |
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| 410 | '%(num)s matches', len(row_group))), |
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| 411 | 'header2', -1, -1)]) |
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| 412 | for header_group in data['header_groups']: |
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| 413 | writer.write_row([ |
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| 414 | (header['title'], 'thead', None, None) |
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| 415 | for header in header_group |
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| 416 | if not header['hidden']]) |
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| 417 | |
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| 418 | for row in row_group: |
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| 419 | for cell_group in row['cell_groups']: |
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| 420 | cells = [] |
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| 421 | for cell in cell_group: |
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| 422 | cell_header = cell['header'] |
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| 423 | if cell_header['hidden']: |
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| 424 | continue |
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| 425 | col = cell_header['col'].strip('_').lower() |
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| 426 | value, style, width, line = \ |
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| 427 | self._get_cell_data(req, col, cell, row, writer) |
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| 428 | cells.append((value, style, width, line)) |
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| 429 | writer.write_row(cells) |
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| 430 | |
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| 431 | writer.set_col_widths() |
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| 432 | |
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| 433 | content = get_workbook_content(book) |
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| 434 | req.send_response(200) |
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| 435 | req.send_header('Content-Type', 'application/vnd.ms-excel') |
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| 436 | req.send_header('Content-Length', len(content)) |
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| 437 | req.send_header('Content-Disposition', |
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| 438 | 'filename=report_%s.xls' % req.args['id']) |
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| 439 | req.end_headers() |
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| 440 | req.write(content) |
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| 441 | raise RequestDone |
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| 442 | |
|---|
| 443 | def _get_cell_data(self, req, col, cell, row, writer): |
|---|
| 444 | value = cell['value'] |
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| 445 | |
|---|
| 446 | if col == 'report': |
|---|
| 447 | url = self.env.abs_href.report(value) |
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| 448 | width, line = writer.get_metrics(value) |
|---|
| 449 | value = Formula('HYPERLINK("%s",%s)' % (url, get_literal(value))) |
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| 450 | return value, col, width, line |
|---|
| 451 | |
|---|
| 452 | if col in ('ticket', 'id'): |
|---|
| 453 | value = '#%s' % cell['value'] |
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| 454 | url = get_resource_url(self.env, row['resource'], self.env.abs_href) |
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| 455 | width = len(value) |
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| 456 | value = Formula('HYPERLINK("%s",%s)' % (url, get_literal(value))) |
|---|
| 457 | return value, 'id', width, 1 |
|---|
| 458 | |
|---|
| 459 | if col == 'milestone': |
|---|
| 460 | url = self.env.abs_href.milestone(value) |
|---|
| 461 | width, line = writer.get_metrics(value) |
|---|
| 462 | value = Formula('HYPERLINK("%s",%s)' % (url, get_literal(value))) |
|---|
| 463 | return value, col, width, line |
|---|
| 464 | |
|---|
| 465 | if col == 'time': |
|---|
| 466 | if isinstance(value, basestring) and value.isdigit(): |
|---|
| 467 | value = from_utimestamp(long(value)) |
|---|
| 468 | return value, '[time]', None, None |
|---|
| 469 | elif col in ('date', 'created', 'modified'): |
|---|
| 470 | if isinstance(value, basestring) and value.isdigit(): |
|---|
| 471 | value = from_utimestamp(long(value)) |
|---|
| 472 | return value, '[date]', None, None |
|---|
| 473 | elif col == 'datetime': |
|---|
| 474 | if isinstance(value, basestring) and value.isdigit(): |
|---|
| 475 | value = from_utimestamp(long(value)) |
|---|
| 476 | return value, '[datetime]', None, None |
|---|
| 477 | |
|---|
| 478 | width, line = writer.get_metrics(value) |
|---|
| 479 | return value, col, width, line |
|---|
| 480 | |
|---|
| 481 | def _add_alternate_links(self, req): |
|---|
| 482 | params = {} |
|---|
| 483 | for arg in req.args.keys(): |
|---|
| 484 | if not arg.isupper(): |
|---|
| 485 | continue |
|---|
| 486 | params[arg] = req.args.get(arg) |
|---|
| 487 | if 'USER' not in params: |
|---|
| 488 | params['USER'] = req.authname |
|---|
| 489 | if 'sort' in req.args: |
|---|
| 490 | params['sort'] = req.args['sort'] |
|---|
| 491 | if 'asc' in req.args: |
|---|
| 492 | params['asc'] = req.args['asc'] |
|---|
| 493 | href = '' |
|---|
| 494 | if params: |
|---|
| 495 | href = '&' + unicode_urlencode(params) |
|---|
| 496 | add_link(req, 'alternate', '?format=xls' + href, _("Excel"), |
|---|
| 497 | 'application/vnd.ms-excel') |
|---|
