Mercurial > p > roundup > code
comparison roundup/cgi/client.py @ 3427:198fe87b0254
add language detection (patch [SF#1360321])
| author | Alexander Smishlajev <a1s@users.sourceforge.net> |
|---|---|
| date | Sat, 03 Dec 2005 09:35:06 +0000 |
| parents | 8c113ca4a5fb |
| children | 8e3c0b88afad |
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| 3426:52f89836d05b | 3427:198fe87b0254 |
|---|---|
| 1 # $Id: client.py,v 1.216 2005-07-18 02:19:40 richard Exp $ | 1 # $Id: client.py,v 1.217 2005-12-03 09:35:06 a1s Exp $ |
| 2 | 2 |
| 3 """WWW request handler (also used in the stand-alone server). | 3 """WWW request handler (also used in the stand-alone server). |
| 4 """ | 4 """ |
| 5 __docformat__ = 'restructuredtext' | 5 __docformat__ = 'restructuredtext' |
| 6 | 6 |
| 13 from roundup.cgi.actions import * | 13 from roundup.cgi.actions import * |
| 14 from roundup.exceptions import * | 14 from roundup.exceptions import * |
| 15 from roundup.cgi.exceptions import * | 15 from roundup.cgi.exceptions import * |
| 16 from roundup.cgi.form_parser import FormParser | 16 from roundup.cgi.form_parser import FormParser |
| 17 from roundup.mailer import Mailer, MessageSendError | 17 from roundup.mailer import Mailer, MessageSendError |
| 18 from roundup.cgi import accept_language | |
| 18 | 19 |
| 19 def initialiseSecurity(security): | 20 def initialiseSecurity(security): |
| 20 '''Create some Permissions and Roles on the security object | 21 '''Create some Permissions and Roles on the security object |
| 21 | 22 |
| 22 This function is directly invoked by security.Security.__init__() | 23 This function is directly invoked by security.Security.__init__() |
| 194 def inner_main(self): | 195 def inner_main(self): |
| 195 '''Process a request. | 196 '''Process a request. |
| 196 | 197 |
| 197 The most common requests are handled like so: | 198 The most common requests are handled like so: |
| 198 | 199 |
| 199 1. figure out who we are, defaulting to the "anonymous" user | 200 1. look for charset and language preferences, set up user locale |
| 201 see determine_charset, determine_language | |
| 202 2. figure out who we are, defaulting to the "anonymous" user | |
| 200 see determine_user | 203 see determine_user |
| 201 2. figure out what the request is for - the context | 204 3. figure out what the request is for - the context |
| 202 see determine_context | 205 see determine_context |
| 203 3. handle any requested action (item edit, search, ...) | 206 4. handle any requested action (item edit, search, ...) |
| 204 see handle_action | 207 see handle_action |
| 205 4. render a template, resulting in HTML output | 208 5. render a template, resulting in HTML output |
| 206 | 209 |
| 207 In some situations, exceptions occur: | 210 In some situations, exceptions occur: |
| 208 | 211 |
| 209 - HTTP Redirect (generally raised by an action) | 212 - HTTP Redirect (generally raised by an action) |
| 210 - SendFile (generally raised by determine_context) | 213 - SendFile (generally raised by determine_context) |
| 223 ''' | 226 ''' |
| 224 self.ok_message = [] | 227 self.ok_message = [] |
| 225 self.error_message = [] | 228 self.error_message = [] |
| 226 try: | 229 try: |
| 227 self.determine_charset() | 230 self.determine_charset() |
| 231 self.determine_language() | |
| 228 | 232 |
| 229 # make sure we're identified (even anonymously) | 233 # make sure we're identified (even anonymously) |
| 230 self.determine_user() | 234 self.determine_user() |
| 231 | 235 |
| 232 # figure out the context and desired content template | 236 # figure out the context and desired content template |
| 329 If no charset requested by client, use storage charset (utf-8). | 333 If no charset requested by client, use storage charset (utf-8). |
| 330 | 334 |
| 331 If the charset is found, and differs from the storage charset, | 335 If the charset is found, and differs from the storage charset, |
| 332 recode all form fields of type 'text/plain' | 336 recode all form fields of type 'text/plain' |
| 333 """ | 337 """ |
| 334 | |
| 335 # look for client charset | 338 # look for client charset |
| 336 charset_parameter = 0 | 339 charset_parameter = 0 |
| 337 if self.form.has_key('@charset'): | 340 if self.form.has_key('@charset'): |
| 338 charset = self.form['@charset'].value | 341 charset = self.form['@charset'].value |
| 339 if charset.lower() == "none": | 342 if charset.lower() == "none": |
| 384 except UnicodeError: | 387 except UnicodeError: |
| 385 continue | 388 continue |
| 386 value = re_charref.sub(_decode_charref, value) | 389 value = re_charref.sub(_decode_charref, value) |
| 387 field.value = encoder(value)[0] | 390 field.value = encoder(value)[0] |
| 388 | 391 |
| 392 def determine_language(self): | |
| 393 """Determine the language""" | |
| 394 # look for language parameter | |
| 395 # then for language cookie | |
| 396 # last for the Accept-Language header | |
| 397 if self.form.has_key("@language"): | |
| 398 language = self.form["@language"].value | |
| 399 if language.lower() == "none": | |
| 400 language = "" | |
| 401 self.add_cookie("roundup_language", language) | |
| 402 elif self.cookie.has_key("roundup_language"): | |
| 403 language = self.cookie["roundup_language"].value | |
| 404 elif self.instance.config["WEB_USE_BROWSER_LANGUAGE"]: | |
| 405 hal = self.env['HTTP_ACCEPT_LANGUAGE'] | |
| 406 language = accept_language.parse(hal) | |
| 407 else: | |
| 408 language = "" | |
| 409 | |
| 410 self.language = language | |
| 411 if language: | |
| 412 self.setTranslator(TranslationService.get_translation( | |
| 413 language, | |
| 414 tracker_home=self.instance.config["TRACKER_HOME"])) | |
| 415 | |
| 389 def determine_user(self): | 416 def determine_user(self): |
| 390 ''' Determine who the user is | 417 """Determine who the user is""" |
| 391 ''' | |
| 392 # determine the uid to use | 418 # determine the uid to use |
| 393 self.opendb('admin') | 419 self.opendb('admin') |
| 394 | 420 |
| 395 # make sure we have the session Class | 421 # make sure we have the session Class |
| 396 self.clean_sessions() | 422 self.clean_sessions() |
| 458 | 484 |
| 459 # reopen the database as the correct user | 485 # reopen the database as the correct user |
| 460 self.opendb(self.user) | 486 self.opendb(self.user) |
| 461 | 487 |
| 462 def opendb(self, username): | 488 def opendb(self, username): |
| 463 ''' Open the database and set the current user. | 489 """Open the database and set the current user. |
| 464 | 490 |
| 465 Opens a database once. On subsequent calls only the user is set on | 491 Opens a database once. On subsequent calls only the user is set on |
| 466 the database object the instance.optimize is set. If we are in | 492 the database object the instance.optimize is set. If we are in |
| 467 "Development Mode" (cf. roundup_server) then the database is always | 493 "Development Mode" (cf. roundup_server) then the database is always |
| 468 re-opened. | 494 re-opened. |
| 469 ''' | 495 """ |
| 470 # don't do anything if the db is open and the user has not changed | 496 # don't do anything if the db is open and the user has not changed |
| 471 if hasattr(self, 'db') and self.db.isCurrentUser(username): | 497 if hasattr(self, 'db') and self.db.isCurrentUser(username): |
| 472 return | 498 return |
| 473 | 499 |
| 474 # open the database or only set the user | 500 # open the database or only set the user |