paul@69 | 1 | #!/usr/bin/env python |
paul@69 | 2 | |
paul@146 | 3 | """ |
paul@146 | 4 | A Web interface to a user's calendar. |
paul@146 | 5 | |
paul@146 | 6 | Copyright (C) 2014, 2015 Paul Boddie <paul@boddie.org.uk> |
paul@146 | 7 | |
paul@146 | 8 | This program is free software; you can redistribute it and/or modify it under |
paul@146 | 9 | the terms of the GNU General Public License as published by the Free Software |
paul@146 | 10 | Foundation; either version 3 of the License, or (at your option) any later |
paul@146 | 11 | version. |
paul@146 | 12 | |
paul@146 | 13 | This program is distributed in the hope that it will be useful, but WITHOUT |
paul@146 | 14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
paul@146 | 15 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
paul@146 | 16 | details. |
paul@146 | 17 | |
paul@146 | 18 | You should have received a copy of the GNU General Public License along with |
paul@146 | 19 | this program. If not, see <http://www.gnu.org/licenses/>. |
paul@146 | 20 | """ |
paul@146 | 21 | |
paul@146 | 22 | # Edit this path to refer to the location of the imiptools libraries, if |
paul@146 | 23 | # necessary. |
paul@146 | 24 | |
paul@146 | 25 | LIBRARY_PATH = "/var/lib/imip-agent" |
paul@146 | 26 | |
paul@232 | 27 | from datetime import date, datetime, timedelta |
paul@149 | 28 | import babel.dates |
paul@149 | 29 | import cgi, os, sys |
paul@69 | 30 | |
paul@146 | 31 | sys.path.append(LIBRARY_PATH) |
paul@69 | 32 | |
paul@213 | 33 | from imiptools.content import Handler |
paul@222 | 34 | from imiptools.data import get_address, get_uri, make_freebusy, parse_object, \ |
paul@222 | 35 | Object, to_part |
paul@239 | 36 | from imiptools.dates import format_datetime, get_datetime, get_datetime_item, \ |
paul@241 | 37 | get_end_of_day, get_start_of_day, get_start_of_next_day, \ |
paul@248 | 38 | get_timestamp, ends_on_same_day, next_date, to_timezone |
paul@83 | 39 | from imiptools.mail import Messenger |
paul@162 | 40 | from imiptools.period import add_day_start_points, add_slots, convert_periods, \ |
paul@185 | 41 | get_freebusy_details, \ |
paul@162 | 42 | get_scale, have_conflict, get_slots, get_spans, \ |
paul@162 | 43 | partition_by_day |
paul@147 | 44 | from imiptools.profile import Preferences |
paul@213 | 45 | import imip_store |
paul@69 | 46 | import markup |
paul@69 | 47 | |
paul@69 | 48 | getenv = os.environ.get |
paul@69 | 49 | setenv = os.environ.__setitem__ |
paul@69 | 50 | |
paul@69 | 51 | class CGIEnvironment: |
paul@69 | 52 | |
paul@69 | 53 | "A CGI-compatible environment." |
paul@69 | 54 | |
paul@212 | 55 | def __init__(self, charset=None): |
paul@212 | 56 | self.charset = charset |
paul@69 | 57 | self.args = None |
paul@69 | 58 | self.method = None |
paul@69 | 59 | self.path = None |
paul@69 | 60 | self.path_info = None |
paul@69 | 61 | self.user = None |
paul@69 | 62 | |
paul@69 | 63 | def get_args(self): |
paul@69 | 64 | if self.args is None: |
paul@69 | 65 | if self.get_method() != "POST": |
paul@69 | 66 | setenv("QUERY_STRING", "") |
paul@212 | 67 | args = cgi.parse(keep_blank_values=True) |
paul@212 | 68 | |
paul@212 | 69 | if not self.charset: |
paul@212 | 70 | self.args = args |
paul@212 | 71 | else: |
paul@212 | 72 | self.args = {} |
paul@212 | 73 | for key, values in args.items(): |
paul@212 | 74 | self.args[key] = [unicode(value, self.charset) for value in values] |
paul@212 | 75 | |
paul@69 | 76 | return self.args |
paul@69 | 77 | |
paul@69 | 78 | def get_method(self): |
paul@69 | 79 | if self.method is None: |
paul@69 | 80 | self.method = getenv("REQUEST_METHOD") or "GET" |
paul@69 | 81 | return self.method |
paul@69 | 82 | |
paul@69 | 83 | def get_path(self): |
paul@69 | 84 | if self.path is None: |
paul@69 | 85 | self.path = getenv("SCRIPT_NAME") or "" |
paul@69 | 86 | return self.path |
paul@69 | 87 | |
paul@69 | 88 | def get_path_info(self): |
paul@69 | 89 | if self.path_info is None: |
paul@69 | 90 | self.path_info = getenv("PATH_INFO") or "" |
paul@69 | 91 | return self.path_info |
paul@69 | 92 | |
paul@69 | 93 | def get_user(self): |
paul@69 | 94 | if self.user is None: |
paul@69 | 95 | self.user = getenv("REMOTE_USER") or "" |
paul@69 | 96 | return self.user |
paul@69 | 97 | |
paul@69 | 98 | def get_output(self): |
paul@69 | 99 | return sys.stdout |
paul@69 | 100 | |
paul@69 | 101 | def get_url(self): |
paul@69 | 102 | path = self.get_path() |
paul@69 | 103 | path_info = self.get_path_info() |
paul@69 | 104 | return "%s%s" % (path.rstrip("/"), path_info) |
paul@69 | 105 | |
paul@154 | 106 | def new_url(self, path_info): |
paul@154 | 107 | path = self.get_path() |
paul@154 | 108 | return "%s/%s" % (path.rstrip("/"), path_info.lstrip("/")) |
paul@154 | 109 | |
paul@222 | 110 | class ManagerHandler(Handler): |
paul@79 | 111 | |
paul@121 | 112 | """ |
paul@121 | 113 | A content handler for use by the manager, as opposed to operating within the |
paul@121 | 114 | mail processing pipeline. |
paul@121 | 115 | """ |
paul@79 | 116 | |
paul@121 | 117 | def __init__(self, obj, user, messenger): |
paul@224 | 118 | Handler.__init__(self, messenger=messenger) |
paul@224 | 119 | self.set_object(obj) |
paul@79 | 120 | self.user = user |
paul@82 | 121 | |
paul@213 | 122 | self.organiser = self.obj.get_value("ORGANIZER") |
paul@213 | 123 | self.attendees = self.obj.get_values("ATTENDEE") |
paul@79 | 124 | |
paul@79 | 125 | # Communication methods. |
paul@79 | 126 | |
paul@253 | 127 | def send_message(self, method, sender, for_organiser): |
paul@79 | 128 | |
paul@79 | 129 | """ |
paul@207 | 130 | Create a full calendar object employing the given 'method', and send it |
paul@253 | 131 | to the appropriate recipients, also sending a copy to the 'sender'. The |
paul@253 | 132 | 'for_organiser' value indicates whether the organiser is sending this |
paul@253 | 133 | message. |
paul@79 | 134 | """ |
paul@79 | 135 | |
paul@219 | 136 | parts = [self.obj.to_part(method)] |
paul@207 | 137 | |
paul@260 | 138 | # As organiser, send an invitation to attendees, excluding oneself if |
paul@260 | 139 | # also attending. The updated event will be saved by the outgoing |
paul@260 | 140 | # handler. |
paul@260 | 141 | |
paul@253 | 142 | if for_organiser: |
paul@260 | 143 | recipients = [get_address(attendee) for attendee in self.attendees if attendee != self.user] |
paul@207 | 144 | else: |
paul@207 | 145 | recipients = [get_address(self.organiser)] |
paul@207 | 146 | |
paul@219 | 147 | # Bundle free/busy information if appropriate. |
paul@219 | 148 | |
paul@219 | 149 | preferences = Preferences(self.user) |
paul@219 | 150 | |
paul@219 | 151 | if preferences.get("freebusy_sharing") == "share" and \ |
paul@219 | 152 | preferences.get("freebusy_bundling") == "always": |
paul@219 | 153 | |
paul@222 | 154 | # Invent a unique identifier. |
paul@222 | 155 | |
paul@222 | 156 | utcnow = get_timestamp() |
paul@222 | 157 | uid = "imip-agent-%s-%s" % (utcnow, get_address(self.user)) |
paul@222 | 158 | |
paul@222 | 159 | freebusy = self.store.get_freebusy(self.user) |
paul@222 | 160 | parts.append(to_part("PUBLISH", [make_freebusy(freebusy, uid, self.user)])) |
paul@219 | 161 | |
paul@219 | 162 | message = self.messenger.make_outgoing_message(parts, recipients, outgoing_bcc=sender) |
paul@207 | 163 | self.messenger.sendmail(recipients, message.as_string(), outgoing_bcc=sender) |
paul@79 | 164 | |
paul@79 | 165 | # Action methods. |
paul@79 | 166 | |
paul@207 | 167 | def process_received_request(self, accept, update=False): |
paul@79 | 168 | |
paul@79 | 169 | """ |
paul@79 | 170 | Process the current request for the given 'user', accepting any request |
paul@79 | 171 | when 'accept' is true, declining requests otherwise. Return whether any |
paul@79 | 172 | action was taken. |
paul@155 | 173 | |
paul@155 | 174 | If 'update' is given, the sequence number will be incremented in order |
paul@155 | 175 | to override any previous response. |
paul@79 | 176 | """ |
paul@79 | 177 | |
paul@79 | 178 | # When accepting or declining, do so only on behalf of this user, |
paul@79 | 179 | # preserving any other attributes set as an attendee. |
paul@79 | 180 | |
paul@213 | 181 | for attendee, attendee_attr in self.obj.get_items("ATTENDEE"): |
paul@79 | 182 | |
paul@79 | 183 | if attendee == self.user: |
paul@79 | 184 | attendee_attr["PARTSTAT"] = accept and "ACCEPTED" or "DECLINED" |
paul@128 | 185 | if self.messenger and self.messenger.sender != get_address(attendee): |
paul@128 | 186 | attendee_attr["SENT-BY"] = get_uri(self.messenger.sender) |
paul@213 | 187 | self.obj["ATTENDEE"] = [(attendee, attendee_attr)] |
paul@155 | 188 | if update: |
paul@213 | 189 | sequence = self.obj.get_value("SEQUENCE") or "0" |
paul@213 | 190 | self.obj["SEQUENCE"] = [(str(int(sequence) + 1), {})] |
paul@158 | 191 | self.update_dtstamp() |
paul@155 | 192 | |
paul@253 | 193 | self.send_message("REPLY", get_address(attendee), for_organiser=False) |
paul@79 | 194 | |
paul@79 | 195 | return True |
paul@79 | 196 | |
paul@79 | 197 | return False |
paul@79 | 198 | |
paul@255 | 199 | def process_created_request(self, method, update=False): |
paul@207 | 200 | |
paul@207 | 201 | """ |
paul@207 | 202 | Process the current request for the given 'user', sending a created |
paul@255 | 203 | request of the given 'method' to attendees. Return whether any action |
paul@255 | 204 | was taken. |
paul@207 | 205 | |
paul@207 | 206 | If 'update' is given, the sequence number will be incremented in order |
paul@207 | 207 | to override any previous message. |
paul@207 | 208 | """ |
paul@207 | 209 | |
paul@213 | 210 | organiser, organiser_attr = self.obj.get_item("ORGANIZER") |
paul@213 | 211 | |
paul@213 | 212 | if self.messenger and self.messenger.sender != get_address(organiser): |
paul@213 | 213 | organiser_attr["SENT-BY"] = get_uri(self.messenger.sender) |
paul@207 | 214 | if update: |
paul@213 | 215 | sequence = self.obj.get_value("SEQUENCE") or "0" |
paul@213 | 216 | self.obj["SEQUENCE"] = [(str(int(sequence) + 1), {})] |
paul@207 | 217 | self.update_dtstamp() |
paul@207 | 218 | |
paul@255 | 219 | self.send_message(method, get_address(self.organiser), for_organiser=True) |
paul@207 | 220 | return True |
paul@207 | 221 | |
paul@69 | 222 | class Manager: |
paul@69 | 223 | |
paul@69 | 224 | "A simple manager application." |
paul@69 | 225 | |
paul@82 | 226 | def __init__(self, messenger=None): |
paul@82 | 227 | self.messenger = messenger or Messenger() |
paul@82 | 228 | |
paul@212 | 229 | self.encoding = "utf-8" |
paul@212 | 230 | self.env = CGIEnvironment(self.encoding) |
paul@212 | 231 | |
paul@69 | 232 | user = self.env.get_user() |
paul@77 | 233 | self.user = user and get_uri(user) or None |
paul@147 | 234 | self.preferences = None |
paul@149 | 235 | self.locale = None |
paul@121 | 236 | self.requests = None |
paul@121 | 237 | |
paul@69 | 238 | self.out = self.env.get_output() |
paul@69 | 239 | self.page = markup.page() |
paul@69 | 240 | |
paul@77 | 241 | self.store = imip_store.FileStore() |
paul@162 | 242 | self.objects = {} |
paul@77 | 243 | |
paul@77 | 244 | try: |
paul@77 | 245 | self.publisher = imip_store.FilePublisher() |
paul@77 | 246 | except OSError: |
paul@77 | 247 | self.publisher = None |
paul@77 | 248 | |
paul@121 | 249 | def _get_uid(self, path_info): |
paul@121 | 250 | return path_info.lstrip("/").split("/", 1)[0] |
paul@121 | 251 | |
paul@117 | 252 | def _get_object(self, uid): |
paul@162 | 253 | if self.objects.has_key(uid): |
paul@162 | 254 | return self.objects[uid] |
paul@162 | 255 | |
paul@117 | 256 | f = uid and self.store.get_event(self.user, uid) or None |
paul@117 | 257 | |
paul@117 | 258 | if not f: |
paul@117 | 259 | return None |
paul@117 | 260 | |
paul@213 | 261 | fragment = parse_object(f, "utf-8") |
paul@213 | 262 | obj = self.objects[uid] = fragment and Object(fragment) |
paul@117 | 263 | |
paul@121 | 264 | return obj |
paul@121 | 265 | |
paul@121 | 266 | def _get_requests(self): |
paul@121 | 267 | if self.requests is None: |
paul@121 | 268 | self.requests = self.store.get_requests(self.user) |
paul@121 | 269 | return self.requests |
paul@117 | 270 | |
paul@162 | 271 | def _get_request_summary(self): |
paul@162 | 272 | summary = [] |
paul@162 | 273 | for uid in self._get_requests(): |
paul@162 | 274 | obj = self._get_object(uid) |
paul@162 | 275 | if obj: |
paul@162 | 276 | summary.append(( |
paul@213 | 277 | obj.get_value("DTSTART"), |
paul@213 | 278 | obj.get_value("DTEND"), |
paul@162 | 279 | uid |
paul@162 | 280 | )) |
paul@162 | 281 | return summary |
paul@162 | 282 | |
paul@147 | 283 | # Preference methods. |
paul@147 | 284 | |
paul@149 | 285 | def get_user_locale(self): |
paul@149 | 286 | if not self.locale: |
paul@149 | 287 | self.locale = self.get_preferences().get("LANG", "C") |
paul@149 | 288 | return self.locale |
paul@147 | 289 | |
paul@147 | 290 | def get_preferences(self): |
paul@147 | 291 | if not self.preferences: |
paul@147 | 292 | self.preferences = Preferences(self.user) |
paul@147 | 293 | return self.preferences |
paul@147 | 294 | |
paul@244 | 295 | def get_tzid(self): |
paul@244 | 296 | prefs = self.get_preferences() |
paul@244 | 297 | return prefs.get("TZID", "UTC") |
paul@244 | 298 | |
paul@162 | 299 | # Prettyprinting of dates and times. |
paul@162 | 300 | |
paul@149 | 301 | def format_date(self, dt, format): |
paul@149 | 302 | return self._format_datetime(babel.dates.format_date, dt, format) |
paul@149 | 303 | |
paul@149 | 304 | def format_time(self, dt, format): |
paul@149 | 305 | return self._format_datetime(babel.dates.format_time, dt, format) |
paul@149 | 306 | |
paul@149 | 307 | def format_datetime(self, dt, format): |
paul@232 | 308 | return self._format_datetime( |
paul@232 | 309 | isinstance(dt, datetime) and babel.dates.format_datetime or babel.dates.format_date, |
paul@232 | 310 | dt, format) |
paul@232 | 311 | |
paul@232 | 312 | def format_end_datetime(self, dt, format): |
paul@235 | 313 | if isinstance(dt, date) and not isinstance(dt, datetime): |
paul@232 | 314 | dt = dt - timedelta(1) |
paul@232 | 315 | return self.format_datetime(dt, format) |
paul@149 | 316 | |
paul@149 | 317 | def _format_datetime(self, fn, dt, format): |
paul@149 | 318 | return fn(dt, format=format, locale=self.get_user_locale()) |
paul@149 | 319 | |
paul@78 | 320 | # Data management methods. |
paul@78 | 321 | |
paul@78 | 322 | def remove_request(self, uid): |
paul@105 | 323 | return self.store.dequeue_request(self.user, uid) |
paul@78 | 324 | |
paul@234 | 325 | def remove_event(self, uid): |
paul@234 | 326 | return self.store.remove_event(self.user, uid) |
paul@234 | 327 | |
paul@78 | 328 | # Presentation methods. |
paul@78 | 329 | |
paul@69 | 330 | def new_page(self, title): |
paul@192 | 331 | self.page.init(title=title, charset=self.encoding, css=self.env.new_url("styles.css")) |
paul@69 | 332 | |
paul@69 | 333 | def status(self, code, message): |
paul@123 | 334 | self.header("Status", "%s %s" % (code, message)) |
paul@123 | 335 | |
paul@123 | 336 | def header(self, header, value): |
paul@123 | 337 | print >>self.out, "%s: %s" % (header, value) |
paul@69 | 338 | |
paul@69 | 339 | def no_user(self): |
paul@69 | 340 | self.status(403, "Forbidden") |
paul@69 | 341 | self.new_page(title="Forbidden") |
paul@69 | 342 | self.page.p("You are not logged in and thus cannot access scheduling requests.") |
paul@69 | 343 | |
paul@70 | 344 | def no_page(self): |
paul@70 | 345 | self.status(404, "Not Found") |
paul@70 | 346 | self.new_page(title="Not Found") |
paul@70 | 347 | self.page.p("No page is provided at the given address.") |
paul@70 | 348 | |
paul@123 | 349 | def redirect(self, url): |
paul@123 | 350 | self.status(302, "Redirect") |
paul@123 | 351 | self.header("Location", url) |
paul@123 | 352 | self.new_page(title="Redirect") |
paul@123 | 353 | self.page.p("Redirecting to: %s" % url) |
paul@123 | 354 | |
paul@246 | 355 | # Request logic methods. |
paul@121 | 356 | |
paul@202 | 357 | def handle_newevent(self): |
paul@202 | 358 | |
paul@207 | 359 | """ |
paul@207 | 360 | Handle any new event operation, creating a new event and redirecting to |
paul@207 | 361 | the event page for further activity. |
paul@207 | 362 | """ |
paul@202 | 363 | |
paul@202 | 364 | # Handle a submitted form. |
paul@202 | 365 | |
paul@202 | 366 | args = self.env.get_args() |
paul@202 | 367 | |
paul@202 | 368 | if not args.has_key("newevent"): |
paul@202 | 369 | return |
paul@202 | 370 | |
paul@202 | 371 | # Create a new event using the available information. |
paul@202 | 372 | |
paul@236 | 373 | slots = args.get("slot", []) |
paul@202 | 374 | participants = args.get("participants", []) |
paul@202 | 375 | |
paul@236 | 376 | if not slots: |
paul@202 | 377 | return |
paul@202 | 378 | |
paul@236 | 379 | # Coalesce the selected slots. |
paul@236 | 380 | |
paul@236 | 381 | slots.sort() |
paul@236 | 382 | coalesced = [] |
paul@236 | 383 | last = None |
paul@236 | 384 | |
paul@236 | 385 | for slot in slots: |
paul@236 | 386 | start, end = slot.split("-") |
paul@248 | 387 | end = end or next_date(start) |
paul@248 | 388 | |
paul@236 | 389 | if last: |
paul@248 | 390 | last_start, last_end = last |
paul@248 | 391 | |
paul@248 | 392 | # Merge adjacent dates and datetimes. |
paul@248 | 393 | |
paul@248 | 394 | if start == last_end: |
paul@248 | 395 | last = last_start, end |
paul@236 | 396 | continue |
paul@248 | 397 | |
paul@248 | 398 | # Handle datetimes within dates. |
paul@248 | 399 | # Datetime periods are within single days and are therefore |
paul@248 | 400 | # discarded. |
paul@248 | 401 | |
paul@248 | 402 | elif start.startswith(last_start): |
paul@248 | 403 | continue |
paul@248 | 404 | |
paul@248 | 405 | # Add separate dates and datetimes. |
paul@248 | 406 | |
paul@236 | 407 | else: |
paul@236 | 408 | coalesced.append(last) |
paul@248 | 409 | |
paul@236 | 410 | last = start, end |
paul@236 | 411 | |
paul@236 | 412 | if last: |
paul@236 | 413 | coalesced.append(last) |
paul@202 | 414 | |
paul@202 | 415 | # Obtain the user's timezone. |
paul@202 | 416 | |
paul@244 | 417 | tzid = self.get_tzid() |
paul@202 | 418 | |
paul@202 | 419 | # Invent a unique identifier. |
paul@202 | 420 | |
paul@222 | 421 | utcnow = get_timestamp() |
paul@202 | 422 | uid = "imip-agent-%s-%s" % (utcnow, get_address(self.user)) |
paul@202 | 423 | |
paul@236 | 424 | # Define a single occurrence if only one coalesced slot exists. |
paul@236 | 425 | # Otherwise, many occurrences are defined. |
paul@202 | 426 | |
paul@236 | 427 | for i, (start, end) in enumerate(coalesced): |
paul@236 | 428 | this_uid = "%s-%s" % (uid, i) |
paul@236 | 429 | |
paul@239 | 430 | start = get_datetime(start, {"TZID" : tzid}) |
paul@239 | 431 | end = end and get_datetime(end, {"TZID" : tzid}) or get_start_of_next_day(start, tzid) |
paul@239 | 432 | |
paul@252 | 433 | start_value, start_attr = get_datetime_item(start, tzid) |
paul@252 | 434 | end_value, end_attr = get_datetime_item(end, tzid) |
paul@239 | 435 | |
paul@236 | 436 | # Create a calendar object and store it as a request. |
paul@236 | 437 | |
paul@236 | 438 | record = [] |
paul@236 | 439 | rwrite = record.append |
paul@202 | 440 | |
paul@236 | 441 | rwrite(("UID", {}, this_uid)) |
paul@236 | 442 | rwrite(("SUMMARY", {}, "New event at %s" % utcnow)) |
paul@236 | 443 | rwrite(("DTSTAMP", {}, utcnow)) |
paul@239 | 444 | rwrite(("DTSTART", start_attr, start_value)) |
paul@239 | 445 | rwrite(("DTEND", end_attr, end_value)) |
paul@236 | 446 | rwrite(("ORGANIZER", {}, self.user)) |
paul@202 | 447 | |
paul@236 | 448 | for participant in participants: |
paul@236 | 449 | if not participant: |
paul@236 | 450 | continue |
paul@236 | 451 | participant = get_uri(participant) |
paul@253 | 452 | rwrite(("ATTENDEE", {"RSVP" : "TRUE", "PARTSTAT" : "NEEDS-ACTION"}, participant)) |
paul@202 | 453 | |
paul@236 | 454 | obj = ("VEVENT", {}, record) |
paul@236 | 455 | |
paul@236 | 456 | self.store.set_event(self.user, this_uid, obj) |
paul@236 | 457 | self.store.queue_request(self.user, this_uid) |
paul@202 | 458 | |
paul@236 | 459 | # Redirect to the object (or the first of the objects), where instead of |
paul@236 | 460 | # attendee controls, there will be organiser controls. |
paul@236 | 461 | |
paul@236 | 462 | self.redirect(self.env.new_url("%s-0" % uid)) |
paul@202 | 463 | |
paul@212 | 464 | def handle_request(self, uid, obj, queued): |
paul@121 | 465 | |
paul@155 | 466 | """ |
paul@212 | 467 | Handle actions involving the given 'uid' and 'obj' object, where |
paul@155 | 468 | 'queued' indicates that the object has not yet been handled. |
paul@155 | 469 | """ |
paul@121 | 470 | |
paul@121 | 471 | # Handle a submitted form. |
paul@121 | 472 | |
paul@121 | 473 | args = self.env.get_args() |
paul@123 | 474 | handled = True |
paul@121 | 475 | |
paul@212 | 476 | # Update the object. |
paul@212 | 477 | |
paul@212 | 478 | if args.has_key("summary"): |
paul@213 | 479 | obj["SUMMARY"] = [(args["summary"][0], {})] |
paul@212 | 480 | |
paul@257 | 481 | if args.has_key("partstat"): |
paul@257 | 482 | attendees = obj.get_value_map("ATTENDEE") |
paul@257 | 483 | if attendees.has_key(self.user): |
paul@257 | 484 | attendees[self.user]["PARTSTAT"] = args["partstat"][0] |
paul@257 | 485 | |
paul@212 | 486 | # Process any action. |
paul@212 | 487 | |
paul@121 | 488 | accept = args.has_key("accept") |
paul@121 | 489 | decline = args.has_key("decline") |
paul@255 | 490 | discard = args.has_key("discard") |
paul@207 | 491 | invite = args.has_key("invite") |
paul@255 | 492 | cancel = args.has_key("cancel") |
paul@257 | 493 | save = args.has_key("save") |
paul@155 | 494 | update = not queued and args.has_key("update") |
paul@121 | 495 | |
paul@255 | 496 | if accept or decline or invite or cancel: |
paul@121 | 497 | |
paul@212 | 498 | handler = ManagerHandler(obj, self.user, self.messenger) |
paul@121 | 499 | |
paul@212 | 500 | # Process the object and remove it from the list of requests. |
paul@121 | 501 | |
paul@207 | 502 | if (accept or decline) and handler.process_received_request(accept, update) or \ |
paul@255 | 503 | (invite or cancel) and handler.process_created_request(invite and "REQUEST" or "CANCEL", update): |
paul@121 | 504 | |
paul@121 | 505 | self.remove_request(uid) |
paul@121 | 506 | |
paul@257 | 507 | # Save single user events. |
paul@121 | 508 | |
paul@257 | 509 | elif save: |
paul@257 | 510 | self.store.set_event(self.user, uid, obj.to_node()) |
paul@257 | 511 | freebusy = self.store.get_freebusy(self.user) |
paul@257 | 512 | self.remove_request(uid) |
paul@121 | 513 | |
paul@257 | 514 | # Remove the request and the object. |
paul@257 | 515 | |
paul@257 | 516 | elif discard: |
paul@234 | 517 | self.remove_event(uid) |
paul@121 | 518 | self.remove_request(uid) |
paul@121 | 519 | |
paul@121 | 520 | else: |
paul@123 | 521 | handled = False |
paul@121 | 522 | |
paul@212 | 523 | # Upon handling an action, redirect to the main page. |
paul@212 | 524 | |
paul@123 | 525 | if handled: |
paul@123 | 526 | self.redirect(self.env.get_path()) |
paul@123 | 527 | |
paul@123 | 528 | return handled |
paul@121 | 529 | |
paul@246 | 530 | # Page fragment methods. |
paul@246 | 531 | |
paul@254 | 532 | def show_request_controls(self, obj, needs_update): |
paul@155 | 533 | |
paul@155 | 534 | """ |
paul@212 | 535 | Show form controls for a request concerning 'obj', indicating whether |
paul@254 | 536 | an update will be performed if 'needs_update' is specified as a true |
paul@254 | 537 | value. |
paul@155 | 538 | """ |
paul@155 | 539 | |
paul@212 | 540 | page = self.page |
paul@212 | 541 | |
paul@213 | 542 | is_organiser = obj.get_value("ORGANIZER") == self.user |
paul@207 | 543 | |
paul@253 | 544 | attendees = obj.get_value_map("ATTENDEE") |
paul@253 | 545 | is_attendee = attendees.has_key(self.user) |
paul@253 | 546 | attendee_attr = attendees.get(self.user) |
paul@121 | 547 | |
paul@257 | 548 | have_other_attendees = len(attendees) > (is_attendee and 1 or 0) |
paul@257 | 549 | |
paul@257 | 550 | # Show appropriate options depending on the role of the user. |
paul@257 | 551 | |
paul@257 | 552 | if is_attendee and not is_organiser: |
paul@253 | 553 | partstat = attendee_attr.get("PARTSTAT") |
paul@253 | 554 | if partstat == "ACCEPTED": |
paul@253 | 555 | page.p("This request has been accepted.") |
paul@253 | 556 | elif partstat == "DECLINED": |
paul@253 | 557 | page.p("This request has been declined.") |
paul@253 | 558 | else: |
paul@253 | 559 | page.p("This request has not yet been dealt with.") |
paul@121 | 560 | |
paul@255 | 561 | if needs_update: |
paul@255 | 562 | page.p("This request can be updated as follows:") |
paul@255 | 563 | else: |
paul@255 | 564 | page.p("An action is required for this request:") |
paul@253 | 565 | |
paul@255 | 566 | page.p() |
paul@212 | 567 | page.input(name="accept", type="submit", value="Accept") |
paul@212 | 568 | page.add(" ") |
paul@212 | 569 | page.input(name="decline", type="submit", value="Decline") |
paul@255 | 570 | page.add(" ") |
paul@255 | 571 | page.input(name="discard", type="submit", value="Discard") |
paul@255 | 572 | page.p.close() |
paul@207 | 573 | |
paul@255 | 574 | if is_organiser: |
paul@257 | 575 | if have_other_attendees: |
paul@257 | 576 | if needs_update: |
paul@257 | 577 | page.p("As organiser, you can perform the following:") |
paul@257 | 578 | else: |
paul@257 | 579 | page.p("As organiser, you will need to perform an action:") |
paul@255 | 580 | |
paul@257 | 581 | page.p() |
paul@257 | 582 | page.input(name="invite", type="submit", value="Invite") |
paul@257 | 583 | page.add(" ") |
paul@257 | 584 | page.input(name="cancel", type="submit", value="Cancel") |
paul@257 | 585 | page.p.close() |
paul@257 | 586 | else: |
paul@257 | 587 | page.p() |
paul@257 | 588 | page.input(name="save", type="submit", value="Save") |
paul@257 | 589 | page.p.close() |
paul@207 | 590 | |
paul@207 | 591 | # Updated objects need to have details updated upon sending. |
paul@207 | 592 | |
paul@254 | 593 | if needs_update: |
paul@212 | 594 | page.input(name="update", type="hidden", value="true") |
paul@207 | 595 | |
paul@210 | 596 | object_labels = { |
paul@210 | 597 | "SUMMARY" : "Summary", |
paul@210 | 598 | "DTSTART" : "Start", |
paul@210 | 599 | "DTEND" : "End", |
paul@210 | 600 | "ORGANIZER" : "Organiser", |
paul@210 | 601 | "ATTENDEE" : "Attendee", |
paul@210 | 602 | } |
paul@210 | 603 | |
paul@257 | 604 | partstat_items = [ |
paul@257 | 605 | ("NEEDS-ACTION", "Not confirmed"), |
paul@257 | 606 | ("ACCEPTED", "Attending"), |
paul@259 | 607 | ("TENTATIVE", "Tentatively attending"), |
paul@257 | 608 | ("DECLINED", "Not attending"), |
paul@257 | 609 | ] |
paul@257 | 610 | |
paul@254 | 611 | def show_object_on_page(self, uid, obj, needs_update): |
paul@121 | 612 | |
paul@121 | 613 | """ |
paul@121 | 614 | Show the calendar object with the given 'uid' and representation 'obj' |
paul@121 | 615 | on the current page. |
paul@121 | 616 | """ |
paul@121 | 617 | |
paul@210 | 618 | page = self.page |
paul@212 | 619 | page.form(method="POST") |
paul@210 | 620 | |
paul@154 | 621 | # Obtain the user's timezone. |
paul@154 | 622 | |
paul@244 | 623 | tzid = self.get_tzid() |
paul@121 | 624 | |
paul@121 | 625 | # Provide a summary of the object. |
paul@121 | 626 | |
paul@230 | 627 | page.table(class_="object", cellspacing=5, cellpadding=5) |
paul@212 | 628 | page.thead() |
paul@212 | 629 | page.tr() |
paul@212 | 630 | page.th("Event", class_="mainheading", colspan=2) |
paul@212 | 631 | page.tr.close() |
paul@212 | 632 | page.thead.close() |
paul@212 | 633 | page.tbody() |
paul@121 | 634 | |
paul@121 | 635 | for name in ["SUMMARY", "DTSTART", "DTEND", "ORGANIZER", "ATTENDEE"]: |
paul@210 | 636 | page.tr() |
paul@210 | 637 | |
paul@210 | 638 | label = self.object_labels.get(name, name) |
paul@210 | 639 | |
paul@210 | 640 | # Handle datetimes specially. |
paul@210 | 641 | |
paul@147 | 642 | if name in ["DTSTART", "DTEND"]: |
paul@213 | 643 | value, attr = obj.get_item(name) |
paul@154 | 644 | tzid = attr.get("TZID", tzid) |
paul@232 | 645 | value = ( |
paul@232 | 646 | name == "DTSTART" and self.format_datetime or self.format_end_datetime |
paul@232 | 647 | )(to_timezone(get_datetime(value), tzid), "full") |
paul@210 | 648 | page.th(label, class_="objectheading") |
paul@210 | 649 | page.td(value) |
paul@210 | 650 | page.tr.close() |
paul@210 | 651 | |
paul@212 | 652 | # Handle the summary specially. |
paul@212 | 653 | |
paul@212 | 654 | elif name == "SUMMARY": |
paul@213 | 655 | value = obj.get_value(name) |
paul@212 | 656 | page.th(label, class_="objectheading") |
paul@212 | 657 | page.td() |
paul@212 | 658 | page.input(name="summary", type="text", value=value, size=80) |
paul@212 | 659 | page.td.close() |
paul@212 | 660 | page.tr.close() |
paul@212 | 661 | |
paul@210 | 662 | # Handle potentially many values. |
paul@210 | 663 | |
paul@147 | 664 | else: |
paul@213 | 665 | items = obj.get_items(name) |
paul@233 | 666 | if not items: |
paul@233 | 667 | continue |
paul@233 | 668 | |
paul@210 | 669 | page.th(label, class_="objectheading", rowspan=len(items)) |
paul@210 | 670 | |
paul@210 | 671 | first = True |
paul@210 | 672 | |
paul@210 | 673 | for value, attr in items: |
paul@210 | 674 | if not first: |
paul@210 | 675 | page.tr() |
paul@210 | 676 | else: |
paul@210 | 677 | first = False |
paul@121 | 678 | |
paul@210 | 679 | page.td() |
paul@210 | 680 | page.add(value) |
paul@210 | 681 | |
paul@210 | 682 | if name == "ATTENDEE": |
paul@210 | 683 | partstat = attr.get("PARTSTAT") |
paul@259 | 684 | if partstat and value == self.user: |
paul@257 | 685 | self._show_menu("partstat", partstat, self.partstat_items) |
paul@210 | 686 | |
paul@210 | 687 | page.td.close() |
paul@210 | 688 | page.tr.close() |
paul@210 | 689 | |
paul@212 | 690 | page.tbody.close() |
paul@210 | 691 | page.table.close() |
paul@121 | 692 | |
paul@213 | 693 | dtstart = format_datetime(obj.get_utc_datetime("DTSTART")) |
paul@213 | 694 | dtend = format_datetime(obj.get_utc_datetime("DTEND")) |
paul@121 | 695 | |
paul@121 | 696 | # Indicate whether there are conflicting events. |
paul@121 | 697 | |
paul@121 | 698 | freebusy = self.store.get_freebusy(self.user) |
paul@121 | 699 | |
paul@121 | 700 | if freebusy: |
paul@121 | 701 | |
paul@121 | 702 | # Obtain any time zone details from the suggested event. |
paul@121 | 703 | |
paul@213 | 704 | _dtstart, attr = obj.get_item("DTSTART") |
paul@154 | 705 | tzid = attr.get("TZID", tzid) |
paul@121 | 706 | |
paul@121 | 707 | # Show any conflicts. |
paul@121 | 708 | |
paul@121 | 709 | for t in have_conflict(freebusy, [(dtstart, dtend)], True): |
paul@121 | 710 | start, end, found_uid = t[:3] |
paul@154 | 711 | |
paul@154 | 712 | # Provide details of any conflicting event. |
paul@154 | 713 | |
paul@121 | 714 | if uid != found_uid: |
paul@149 | 715 | start = self.format_datetime(to_timezone(get_datetime(start), tzid), "full") |
paul@149 | 716 | end = self.format_datetime(to_timezone(get_datetime(end), tzid), "full") |
paul@210 | 717 | page.p("Event conflicts with another from %s to %s: " % (start, end)) |
paul@154 | 718 | |
paul@154 | 719 | # Show the event summary for the conflicting event. |
paul@154 | 720 | |
paul@154 | 721 | found_obj = self._get_object(found_uid) |
paul@154 | 722 | if found_obj: |
paul@213 | 723 | page.a(found_obj.get_value("SUMMARY"), href=self.env.new_url(found_uid)) |
paul@121 | 724 | |
paul@254 | 725 | self.show_request_controls(obj, needs_update) |
paul@212 | 726 | page.form.close() |
paul@212 | 727 | |
paul@121 | 728 | def show_requests_on_page(self): |
paul@69 | 729 | |
paul@69 | 730 | "Show requests for the current user." |
paul@69 | 731 | |
paul@69 | 732 | # NOTE: This list could be more informative, but it is envisaged that |
paul@69 | 733 | # NOTE: the requests would be visited directly anyway. |
paul@69 | 734 | |
paul@121 | 735 | requests = self._get_requests() |
paul@70 | 736 | |
paul@185 | 737 | self.page.div(id="pending-requests") |
paul@185 | 738 | |
paul@80 | 739 | if requests: |
paul@114 | 740 | self.page.p("Pending requests:") |
paul@114 | 741 | |
paul@80 | 742 | self.page.ul() |
paul@69 | 743 | |
paul@80 | 744 | for request in requests: |
paul@165 | 745 | obj = self._get_object(request) |
paul@165 | 746 | if obj: |
paul@165 | 747 | self.page.li() |
paul@213 | 748 | self.page.a(obj.get_value("SUMMARY"), href="#request-%s" % request) |
paul@165 | 749 | self.page.li.close() |
paul@80 | 750 | |
paul@80 | 751 | self.page.ul.close() |
paul@80 | 752 | |
paul@80 | 753 | else: |
paul@80 | 754 | self.page.p("There are no pending requests.") |
paul@69 | 755 | |
paul@185 | 756 | self.page.div.close() |
paul@185 | 757 | |
paul@185 | 758 | def show_participants_on_page(self): |
paul@185 | 759 | |
paul@185 | 760 | "Show participants for scheduling purposes." |
paul@185 | 761 | |
paul@185 | 762 | args = self.env.get_args() |
paul@185 | 763 | participants = args.get("participants", []) |
paul@185 | 764 | |
paul@185 | 765 | try: |
paul@185 | 766 | for name, value in args.items(): |
paul@185 | 767 | if name.startswith("remove-participant-"): |
paul@185 | 768 | i = int(name[len("remove-participant-"):]) |
paul@185 | 769 | del participants[i] |
paul@185 | 770 | break |
paul@185 | 771 | except ValueError: |
paul@185 | 772 | pass |
paul@185 | 773 | |
paul@185 | 774 | # Trim empty participants. |
paul@185 | 775 | |
paul@185 | 776 | while participants and not participants[-1].strip(): |
paul@185 | 777 | participants.pop() |
paul@185 | 778 | |
paul@185 | 779 | # Show any specified participants together with controls to remove and |
paul@185 | 780 | # add participants. |
paul@185 | 781 | |
paul@185 | 782 | self.page.div(id="participants") |
paul@185 | 783 | |
paul@185 | 784 | self.page.p("Participants for scheduling:") |
paul@185 | 785 | |
paul@185 | 786 | for i, participant in enumerate(participants): |
paul@185 | 787 | self.page.p() |
paul@185 | 788 | self.page.input(name="participants", type="text", value=participant) |
paul@185 | 789 | self.page.input(name="remove-participant-%d" % i, type="submit", value="Remove") |
paul@185 | 790 | self.page.p.close() |
paul@185 | 791 | |
paul@185 | 792 | self.page.p() |
paul@185 | 793 | self.page.input(name="participants", type="text") |
paul@185 | 794 | self.page.input(name="add-participant", type="submit", value="Add") |
paul@185 | 795 | self.page.p.close() |
paul@185 | 796 | |
paul@185 | 797 | self.page.div.close() |
paul@185 | 798 | |
paul@185 | 799 | return participants |
paul@185 | 800 | |
paul@121 | 801 | # Full page output methods. |
paul@70 | 802 | |
paul@121 | 803 | def show_object(self, path_info): |
paul@70 | 804 | |
paul@121 | 805 | "Show an object request using the given 'path_info' for the current user." |
paul@70 | 806 | |
paul@121 | 807 | uid = self._get_uid(path_info) |
paul@121 | 808 | obj = self._get_object(uid) |
paul@121 | 809 | |
paul@121 | 810 | if not obj: |
paul@70 | 811 | return False |
paul@70 | 812 | |
paul@123 | 813 | is_request = uid in self._get_requests() |
paul@155 | 814 | handled = self.handle_request(uid, obj, is_request) |
paul@77 | 815 | |
paul@123 | 816 | if handled: |
paul@123 | 817 | return True |
paul@73 | 818 | |
paul@123 | 819 | self.new_page(title="Event") |
paul@254 | 820 | self.show_object_on_page(uid, obj, not is_request) |
paul@73 | 821 | |
paul@70 | 822 | return True |
paul@70 | 823 | |
paul@114 | 824 | def show_calendar(self): |
paul@114 | 825 | |
paul@114 | 826 | "Show the calendar for the current user." |
paul@114 | 827 | |
paul@202 | 828 | handled = self.handle_newevent() |
paul@202 | 829 | |
paul@114 | 830 | self.new_page(title="Calendar") |
paul@162 | 831 | page = self.page |
paul@162 | 832 | |
paul@196 | 833 | # Form controls are used in various places on the calendar page. |
paul@196 | 834 | |
paul@196 | 835 | page.form(method="POST") |
paul@196 | 836 | |
paul@121 | 837 | self.show_requests_on_page() |
paul@185 | 838 | participants = self.show_participants_on_page() |
paul@114 | 839 | |
paul@196 | 840 | # Show a button for scheduling a new event. |
paul@196 | 841 | |
paul@230 | 842 | page.p(class_="controls") |
paul@196 | 843 | page.input(name="newevent", type="submit", value="New event", id="newevent") |
paul@258 | 844 | page.input(name="reset", type="submit", value="Clear selections", id="reset") |
paul@196 | 845 | page.p.close() |
paul@196 | 846 | |
paul@231 | 847 | # Show controls for hiding empty and busy slots. |
paul@203 | 848 | # The positioning of the control, paragraph and table are important here. |
paul@203 | 849 | |
paul@203 | 850 | page.input(name="hideslots", type="checkbox", value="hide", id="hideslots") |
paul@231 | 851 | page.input(name="hidebusy", type="checkbox", value="hide", id="hidebusy") |
paul@203 | 852 | |
paul@230 | 853 | page.p(class_="controls") |
paul@237 | 854 | page.label("Hide busy time periods", for_="hidebusy", class_="hidebusy enable") |
paul@237 | 855 | page.label("Show busy time periods", for_="hidebusy", class_="hidebusy disable") |
paul@237 | 856 | page.label("Hide unused time periods", for_="hideslots", class_="hideslots enable") |
paul@237 | 857 | page.label("Show unused time periods", for_="hideslots", class_="hideslots disable") |
paul@203 | 858 | page.p.close() |
paul@203 | 859 | |
paul@114 | 860 | freebusy = self.store.get_freebusy(self.user) |
paul@114 | 861 | |
paul@114 | 862 | if not freebusy: |
paul@114 | 863 | page.p("No events scheduled.") |
paul@114 | 864 | return |
paul@114 | 865 | |
paul@154 | 866 | # Obtain the user's timezone. |
paul@147 | 867 | |
paul@244 | 868 | tzid = self.get_tzid() |
paul@147 | 869 | |
paul@114 | 870 | # Day view: start at the earliest known day and produce days until the |
paul@114 | 871 | # latest known day, perhaps with expandable sections of empty days. |
paul@114 | 872 | |
paul@114 | 873 | # Month view: start at the earliest known month and produce months until |
paul@114 | 874 | # the latest known month, perhaps with expandable sections of empty |
paul@114 | 875 | # months. |
paul@114 | 876 | |
paul@114 | 877 | # Details of users to invite to new events could be superimposed on the |
paul@114 | 878 | # calendar. |
paul@114 | 879 | |
paul@185 | 880 | # Requests are listed and linked to their tentative positions in the |
paul@185 | 881 | # calendar. Other participants are also shown. |
paul@185 | 882 | |
paul@185 | 883 | request_summary = self._get_request_summary() |
paul@185 | 884 | |
paul@185 | 885 | period_groups = [request_summary, freebusy] |
paul@185 | 886 | period_group_types = ["request", "freebusy"] |
paul@185 | 887 | period_group_sources = ["Pending requests", "Your schedule"] |
paul@185 | 888 | |
paul@187 | 889 | for i, participant in enumerate(participants): |
paul@185 | 890 | period_groups.append(self.store.get_freebusy_for_other(self.user, get_uri(participant))) |
paul@187 | 891 | period_group_types.append("freebusy-part%d" % i) |
paul@185 | 892 | period_group_sources.append(participant) |
paul@114 | 893 | |
paul@162 | 894 | groups = [] |
paul@162 | 895 | group_columns = [] |
paul@185 | 896 | group_types = period_group_types |
paul@185 | 897 | group_sources = period_group_sources |
paul@162 | 898 | all_points = set() |
paul@162 | 899 | |
paul@162 | 900 | # Obtain time point information for each group of periods. |
paul@162 | 901 | |
paul@185 | 902 | for periods in period_groups: |
paul@162 | 903 | periods = convert_periods(periods, tzid) |
paul@162 | 904 | |
paul@162 | 905 | # Get the time scale with start and end points. |
paul@162 | 906 | |
paul@162 | 907 | scale = get_scale(periods) |
paul@162 | 908 | |
paul@162 | 909 | # Get the time slots for the periods. |
paul@162 | 910 | |
paul@162 | 911 | slots = get_slots(scale) |
paul@162 | 912 | |
paul@162 | 913 | # Add start of day time points for multi-day periods. |
paul@162 | 914 | |
paul@244 | 915 | add_day_start_points(slots, tzid) |
paul@162 | 916 | |
paul@162 | 917 | # Record the slots and all time points employed. |
paul@162 | 918 | |
paul@162 | 919 | groups.append(slots) |
paul@201 | 920 | all_points.update([point for point, active in slots]) |
paul@162 | 921 | |
paul@162 | 922 | # Partition the groups into days. |
paul@162 | 923 | |
paul@162 | 924 | days = {} |
paul@162 | 925 | partitioned_groups = [] |
paul@171 | 926 | partitioned_group_types = [] |
paul@185 | 927 | partitioned_group_sources = [] |
paul@162 | 928 | |
paul@185 | 929 | for slots, group_type, group_source in zip(groups, group_types, group_sources): |
paul@162 | 930 | |
paul@162 | 931 | # Propagate time points to all groups of time slots. |
paul@162 | 932 | |
paul@162 | 933 | add_slots(slots, all_points) |
paul@162 | 934 | |
paul@162 | 935 | # Count the number of columns employed by the group. |
paul@162 | 936 | |
paul@162 | 937 | columns = 0 |
paul@162 | 938 | |
paul@162 | 939 | # Partition the time slots by day. |
paul@162 | 940 | |
paul@162 | 941 | partitioned = {} |
paul@162 | 942 | |
paul@162 | 943 | for day, day_slots in partition_by_day(slots).items(): |
paul@201 | 944 | intervals = [] |
paul@201 | 945 | last = None |
paul@201 | 946 | |
paul@201 | 947 | for point, active in day_slots: |
paul@201 | 948 | columns = max(columns, len(active)) |
paul@201 | 949 | if last: |
paul@201 | 950 | intervals.append((last, point)) |
paul@201 | 951 | last = point |
paul@201 | 952 | |
paul@201 | 953 | if last: |
paul@201 | 954 | intervals.append((last, None)) |
paul@162 | 955 | |
paul@162 | 956 | if not days.has_key(day): |
paul@162 | 957 | days[day] = set() |
paul@162 | 958 | |
paul@162 | 959 | # Convert each partition to a mapping from points to active |
paul@162 | 960 | # periods. |
paul@162 | 961 | |
paul@201 | 962 | partitioned[day] = dict(day_slots) |
paul@201 | 963 | |
paul@201 | 964 | # Record the divisions or intervals within each day. |
paul@201 | 965 | |
paul@201 | 966 | days[day].update(intervals) |
paul@162 | 967 | |
paul@194 | 968 | if group_type != "request" or columns: |
paul@194 | 969 | group_columns.append(columns) |
paul@194 | 970 | partitioned_groups.append(partitioned) |
paul@194 | 971 | partitioned_group_types.append(group_type) |
paul@194 | 972 | partitioned_group_sources.append(group_source) |
paul@114 | 973 | |
paul@243 | 974 | self.show_calendar_day_controls(days) |
paul@243 | 975 | |
paul@230 | 976 | page.table(cellspacing=5, cellpadding=5, class_="calendar") |
paul@188 | 977 | self.show_calendar_participant_headings(partitioned_group_types, partitioned_group_sources, group_columns) |
paul@171 | 978 | self.show_calendar_days(days, partitioned_groups, partitioned_group_types, group_columns) |
paul@162 | 979 | page.table.close() |
paul@114 | 980 | |
paul@196 | 981 | # End the form region. |
paul@196 | 982 | |
paul@196 | 983 | page.form.close() |
paul@196 | 984 | |
paul@246 | 985 | # More page fragment methods. |
paul@246 | 986 | |
paul@243 | 987 | def show_calendar_day_controls(self, days): |
paul@243 | 988 | |
paul@243 | 989 | "Show controls for the given 'days' in the calendar." |
paul@243 | 990 | |
paul@243 | 991 | page = self.page |
paul@243 | 992 | slots = self.env.get_args().get("slot", []) |
paul@243 | 993 | |
paul@243 | 994 | for day in days: |
paul@243 | 995 | value, identifier = self._day_value_and_identifier(day) |
paul@243 | 996 | self._slot_selector(value, identifier, slots) |
paul@243 | 997 | |
paul@243 | 998 | # Generate a dynamic stylesheet to allow day selections to colour |
paul@243 | 999 | # specific days. |
paul@243 | 1000 | # NOTE: The style details need to be coordinated with the static |
paul@243 | 1001 | # NOTE: stylesheet. |
paul@243 | 1002 | |
paul@243 | 1003 | page.style(type="text/css") |
paul@243 | 1004 | |
paul@243 | 1005 | for day in days: |
paul@243 | 1006 | daystr = format_datetime(day) |
paul@243 | 1007 | page.add("""\ |
paul@249 | 1008 | input.newevent.selector#day-%s-:checked ~ table label.day.day-%s, |
paul@249 | 1009 | input.newevent.selector#day-%s-:checked ~ table label.timepoint.day-%s { |
paul@243 | 1010 | background-color: #5f4; |
paul@243 | 1011 | text-decoration: underline; |
paul@243 | 1012 | } |
paul@243 | 1013 | """ % (daystr, daystr, daystr, daystr)) |
paul@243 | 1014 | |
paul@243 | 1015 | page.style.close() |
paul@243 | 1016 | |
paul@188 | 1017 | def show_calendar_participant_headings(self, group_types, group_sources, group_columns): |
paul@186 | 1018 | |
paul@186 | 1019 | """ |
paul@186 | 1020 | Show headings for the participants and other scheduling contributors, |
paul@188 | 1021 | defined by 'group_types', 'group_sources' and 'group_columns'. |
paul@186 | 1022 | """ |
paul@186 | 1023 | |
paul@185 | 1024 | page = self.page |
paul@185 | 1025 | |
paul@188 | 1026 | page.colgroup(span=1, id="columns-timeslot") |
paul@186 | 1027 | |
paul@188 | 1028 | for group_type, columns in zip(group_types, group_columns): |
paul@191 | 1029 | page.colgroup(span=max(columns, 1), id="columns-%s" % group_type) |
paul@186 | 1030 | |
paul@185 | 1031 | page.thead() |
paul@185 | 1032 | page.tr() |
paul@185 | 1033 | page.th("", class_="emptyheading") |
paul@185 | 1034 | |
paul@193 | 1035 | for group_type, source, columns in zip(group_types, group_sources, group_columns): |
paul@193 | 1036 | page.th(source, |
paul@193 | 1037 | class_=(group_type == "request" and "requestheading" or "participantheading"), |
paul@193 | 1038 | colspan=max(columns, 1)) |
paul@185 | 1039 | |
paul@185 | 1040 | page.tr.close() |
paul@185 | 1041 | page.thead.close() |
paul@185 | 1042 | |
paul@171 | 1043 | def show_calendar_days(self, days, partitioned_groups, partitioned_group_types, group_columns): |
paul@186 | 1044 | |
paul@186 | 1045 | """ |
paul@186 | 1046 | Show calendar days, defined by a collection of 'days', the contributing |
paul@186 | 1047 | period information as 'partitioned_groups' (partitioned by day), the |
paul@186 | 1048 | 'partitioned_group_types' indicating the kind of contribution involved, |
paul@186 | 1049 | and the 'group_columns' defining the number of columns in each group. |
paul@186 | 1050 | """ |
paul@186 | 1051 | |
paul@162 | 1052 | page = self.page |
paul@162 | 1053 | |
paul@191 | 1054 | # Determine the number of columns required. Where participants provide |
paul@191 | 1055 | # no columns for events, one still needs to be provided for the |
paul@191 | 1056 | # participant itself. |
paul@147 | 1057 | |
paul@191 | 1058 | all_columns = sum([max(columns, 1) for columns in group_columns]) |
paul@191 | 1059 | |
paul@191 | 1060 | # Determine the days providing time slots. |
paul@191 | 1061 | |
paul@162 | 1062 | all_days = days.items() |
paul@162 | 1063 | all_days.sort() |
paul@162 | 1064 | |
paul@162 | 1065 | # Produce a heading and time points for each day. |
paul@162 | 1066 | |
paul@201 | 1067 | for day, intervals in all_days: |
paul@186 | 1068 | page.thead() |
paul@114 | 1069 | page.tr() |
paul@243 | 1070 | page.th(class_="dayheading container", colspan=all_columns+1) |
paul@239 | 1071 | self._day_heading(day) |
paul@114 | 1072 | page.th.close() |
paul@153 | 1073 | page.tr.close() |
paul@186 | 1074 | page.thead.close() |
paul@114 | 1075 | |
paul@162 | 1076 | groups_for_day = [partitioned.get(day) for partitioned in partitioned_groups] |
paul@162 | 1077 | |
paul@186 | 1078 | page.tbody() |
paul@201 | 1079 | self.show_calendar_points(intervals, groups_for_day, partitioned_group_types, group_columns) |
paul@186 | 1080 | page.tbody.close() |
paul@185 | 1081 | |
paul@201 | 1082 | def show_calendar_points(self, intervals, groups, group_types, group_columns): |
paul@186 | 1083 | |
paul@186 | 1084 | """ |
paul@201 | 1085 | Show the time 'intervals' along with period information from the given |
paul@186 | 1086 | 'groups', having the indicated 'group_types', each with the number of |
paul@186 | 1087 | columns given by 'group_columns'. |
paul@186 | 1088 | """ |
paul@186 | 1089 | |
paul@162 | 1090 | page = self.page |
paul@162 | 1091 | |
paul@244 | 1092 | # Obtain the user's timezone. |
paul@244 | 1093 | |
paul@244 | 1094 | tzid = self.get_tzid() |
paul@244 | 1095 | |
paul@203 | 1096 | # Produce a row for each interval. |
paul@162 | 1097 | |
paul@201 | 1098 | intervals = list(intervals) |
paul@201 | 1099 | intervals.sort() |
paul@162 | 1100 | |
paul@201 | 1101 | for point, endpoint in intervals: |
paul@244 | 1102 | continuation = point == get_start_of_day(point, tzid) |
paul@153 | 1103 | |
paul@203 | 1104 | # Some rows contain no period details and are marked as such. |
paul@203 | 1105 | |
paul@203 | 1106 | have_active = reduce(lambda x, y: x or y, [slots.get(point) for slots in groups], None) |
paul@203 | 1107 | |
paul@203 | 1108 | css = " ".join( |
paul@203 | 1109 | ["slot"] + |
paul@231 | 1110 | (have_active and ["busy"] or ["empty"]) + |
paul@203 | 1111 | (continuation and ["daystart"] or []) |
paul@203 | 1112 | ) |
paul@203 | 1113 | |
paul@203 | 1114 | page.tr(class_=css) |
paul@162 | 1115 | page.th(class_="timeslot") |
paul@201 | 1116 | self._time_point(point, endpoint) |
paul@162 | 1117 | page.th.close() |
paul@162 | 1118 | |
paul@162 | 1119 | # Obtain slots for the time point from each group. |
paul@162 | 1120 | |
paul@171 | 1121 | for columns, slots, group_type in zip(group_columns, groups, group_types): |
paul@162 | 1122 | active = slots and slots.get(point) |
paul@162 | 1123 | |
paul@191 | 1124 | # Where no periods exist for the given time interval, generate |
paul@191 | 1125 | # an empty cell. Where a participant provides no periods at all, |
paul@191 | 1126 | # the colspan is adjusted to be 1, not 0. |
paul@191 | 1127 | |
paul@162 | 1128 | if not active: |
paul@196 | 1129 | page.td(class_="empty container", colspan=max(columns, 1)) |
paul@201 | 1130 | self._empty_slot(point, endpoint) |
paul@196 | 1131 | page.td.close() |
paul@162 | 1132 | continue |
paul@162 | 1133 | |
paul@162 | 1134 | slots = slots.items() |
paul@162 | 1135 | slots.sort() |
paul@162 | 1136 | spans = get_spans(slots) |
paul@162 | 1137 | |
paul@162 | 1138 | # Show a column for each active period. |
paul@117 | 1139 | |
paul@153 | 1140 | for t in active: |
paul@185 | 1141 | if t and len(t) >= 2: |
paul@185 | 1142 | start, end, uid, key = get_freebusy_details(t) |
paul@185 | 1143 | span = spans[key] |
paul@171 | 1144 | |
paul@171 | 1145 | # Produce a table cell only at the start of the period |
paul@171 | 1146 | # or when continued at the start of a day. |
paul@171 | 1147 | |
paul@153 | 1148 | if point == start or continuation: |
paul@153 | 1149 | |
paul@195 | 1150 | has_continued = continuation and point != start |
paul@244 | 1151 | will_continue = not ends_on_same_day(point, end, tzid) |
paul@195 | 1152 | css = " ".join( |
paul@195 | 1153 | ["event"] + |
paul@195 | 1154 | (has_continued and ["continued"] or []) + |
paul@195 | 1155 | (will_continue and ["continues"] or []) |
paul@195 | 1156 | ) |
paul@195 | 1157 | |
paul@189 | 1158 | # Only anchor the first cell of events. |
paul@189 | 1159 | |
paul@189 | 1160 | if point == start: |
paul@195 | 1161 | page.td(class_=css, rowspan=span, id="%s-%s" % (group_type, uid)) |
paul@189 | 1162 | else: |
paul@195 | 1163 | page.td(class_=css, rowspan=span) |
paul@171 | 1164 | |
paul@153 | 1165 | obj = self._get_object(uid) |
paul@185 | 1166 | |
paul@185 | 1167 | if not obj: |
paul@185 | 1168 | page.span("") |
paul@185 | 1169 | else: |
paul@213 | 1170 | summary = obj.get_value("SUMMARY") |
paul@171 | 1171 | |
paul@171 | 1172 | # Only link to events if they are not being |
paul@171 | 1173 | # updated by requests. |
paul@171 | 1174 | |
paul@171 | 1175 | if uid in self._get_requests() and group_type != "request": |
paul@189 | 1176 | page.span(summary) |
paul@164 | 1177 | else: |
paul@171 | 1178 | href = "%s/%s" % (self.env.get_url().rstrip("/"), uid) |
paul@189 | 1179 | page.a(summary, href=href) |
paul@171 | 1180 | |
paul@153 | 1181 | page.td.close() |
paul@153 | 1182 | else: |
paul@196 | 1183 | page.td(class_="empty container") |
paul@201 | 1184 | self._empty_slot(point, endpoint) |
paul@196 | 1185 | page.td.close() |
paul@114 | 1186 | |
paul@166 | 1187 | # Pad with empty columns. |
paul@166 | 1188 | |
paul@166 | 1189 | i = columns - len(active) |
paul@166 | 1190 | while i > 0: |
paul@166 | 1191 | i -= 1 |
paul@196 | 1192 | page.td(class_="empty container") |
paul@201 | 1193 | self._empty_slot(point, endpoint) |
paul@196 | 1194 | page.td.close() |
paul@166 | 1195 | |
paul@162 | 1196 | page.tr.close() |
paul@114 | 1197 | |
paul@239 | 1198 | def _day_heading(self, day): |
paul@243 | 1199 | |
paul@243 | 1200 | """ |
paul@243 | 1201 | Generate a heading for 'day' of the following form: |
paul@243 | 1202 | |
paul@243 | 1203 | <label class="day day-20150203" for="day-20150203">Tuesday, 3 February 2015</label> |
paul@243 | 1204 | """ |
paul@243 | 1205 | |
paul@239 | 1206 | page = self.page |
paul@243 | 1207 | daystr = format_datetime(day) |
paul@239 | 1208 | value, identifier = self._day_value_and_identifier(day) |
paul@243 | 1209 | page.label(self.format_date(day, "full"), class_="day day-%s" % daystr, for_=identifier) |
paul@239 | 1210 | |
paul@201 | 1211 | def _time_point(self, point, endpoint): |
paul@243 | 1212 | |
paul@243 | 1213 | """ |
paul@243 | 1214 | Generate headings for the 'point' to 'endpoint' period of the following |
paul@243 | 1215 | form: |
paul@243 | 1216 | |
paul@243 | 1217 | <label class="timepoint day-20150203" for="slot-20150203T090000-20150203T100000">09:00:00 CET</label> |
paul@243 | 1218 | <span class="endpoint">10:00:00 CET</span> |
paul@243 | 1219 | """ |
paul@243 | 1220 | |
paul@201 | 1221 | page = self.page |
paul@244 | 1222 | tzid = self.get_tzid() |
paul@243 | 1223 | daystr = format_datetime(point.date()) |
paul@201 | 1224 | value, identifier = self._slot_value_and_identifier(point, endpoint) |
paul@238 | 1225 | slots = self.env.get_args().get("slot", []) |
paul@239 | 1226 | self._slot_selector(value, identifier, slots) |
paul@243 | 1227 | page.label(self.format_time(point, "long"), class_="timepoint day-%s" % daystr, for_=identifier) |
paul@244 | 1228 | page.span(self.format_time(endpoint or get_end_of_day(point, tzid), "long"), class_="endpoint") |
paul@239 | 1229 | |
paul@239 | 1230 | def _slot_selector(self, value, identifier, slots): |
paul@258 | 1231 | reset = self.env.get_args().has_key("reset") |
paul@239 | 1232 | page = self.page |
paul@258 | 1233 | if not reset and value in slots: |
paul@249 | 1234 | page.input(name="slot", type="checkbox", value=value, id=identifier, class_="newevent selector", checked="checked") |
paul@202 | 1235 | else: |
paul@249 | 1236 | page.input(name="slot", type="checkbox", value=value, id=identifier, class_="newevent selector") |
paul@201 | 1237 | |
paul@201 | 1238 | def _empty_slot(self, point, endpoint): |
paul@197 | 1239 | page = self.page |
paul@201 | 1240 | value, identifier = self._slot_value_and_identifier(point, endpoint) |
paul@236 | 1241 | page.label("Select/deselect period", class_="newevent popup", for_=identifier) |
paul@196 | 1242 | |
paul@239 | 1243 | def _day_value_and_identifier(self, day): |
paul@239 | 1244 | value = "%s-" % format_datetime(day) |
paul@239 | 1245 | identifier = "day-%s" % value |
paul@239 | 1246 | return value, identifier |
paul@239 | 1247 | |
paul@201 | 1248 | def _slot_value_and_identifier(self, point, endpoint): |
paul@202 | 1249 | value = "%s-%s" % (format_datetime(point), endpoint and format_datetime(endpoint) or "") |
paul@201 | 1250 | identifier = "slot-%s" % value |
paul@201 | 1251 | return value, identifier |
paul@196 | 1252 | |
paul@257 | 1253 | def _show_menu(self, name, value, items): |
paul@257 | 1254 | page = self.page |
paul@257 | 1255 | values = self.env.get_args().get(name, [value]) |
paul@257 | 1256 | page.select(name=name) |
paul@257 | 1257 | for v, label in items: |
paul@257 | 1258 | if v in values: |
paul@257 | 1259 | page.option(label, value=v, selected="selected") |
paul@257 | 1260 | else: |
paul@257 | 1261 | page.option(label, value=v) |
paul@257 | 1262 | page.select.close() |
paul@257 | 1263 | |
paul@246 | 1264 | # Incoming HTTP request direction. |
paul@246 | 1265 | |
paul@69 | 1266 | def select_action(self): |
paul@69 | 1267 | |
paul@69 | 1268 | "Select the desired action and show the result." |
paul@69 | 1269 | |
paul@121 | 1270 | path_info = self.env.get_path_info().strip("/") |
paul@121 | 1271 | |
paul@69 | 1272 | if not path_info: |
paul@114 | 1273 | self.show_calendar() |
paul@121 | 1274 | elif self.show_object(path_info): |
paul@70 | 1275 | pass |
paul@70 | 1276 | else: |
paul@70 | 1277 | self.no_page() |
paul@69 | 1278 | |
paul@82 | 1279 | def __call__(self): |
paul@69 | 1280 | |
paul@69 | 1281 | "Interpret a request and show an appropriate response." |
paul@69 | 1282 | |
paul@69 | 1283 | if not self.user: |
paul@69 | 1284 | self.no_user() |
paul@69 | 1285 | else: |
paul@69 | 1286 | self.select_action() |
paul@69 | 1287 | |
paul@70 | 1288 | # Write the headers and actual content. |
paul@70 | 1289 | |
paul@69 | 1290 | print >>self.out, "Content-Type: text/html; charset=%s" % self.encoding |
paul@69 | 1291 | print >>self.out |
paul@69 | 1292 | self.out.write(unicode(self.page).encode(self.encoding)) |
paul@69 | 1293 | |
paul@69 | 1294 | if __name__ == "__main__": |
paul@128 | 1295 | Manager()() |
paul@69 | 1296 | |
paul@69 | 1297 | # vim: tabstop=4 expandtab shiftwidth=4 |