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29 Sat, 14 Jan 2012 01:21:20 -0800 (PST)
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30 From: Pieter Praet <pieter@praet.org>
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31 To: Austin Clements <amdragon@MIT.EDU>
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32 Subject: Re: [PATCH] Output unmodified Content-Type header value for JSON
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34 In-Reply-To: <20120112172840.GC18625@mit.edu>
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35 References: <1321659905-24367-1-git-send-email-dmitry.kurochkin@gmail.com>
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36 <87fwhkyisj.fsf@servo.finestructure.net> <87wrawq1dz.fsf@gmail.com>
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37 <87d3coxu7s.fsf@servo.finestructure.net> <87r512pru2.fsf@gmail.com>
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38 <87ipmewo4z.fsf@servo.finestructure.net>
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39 <20111123034021.GL9351@mit.edu> <87ipkglui4.fsf@praet.org>
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40 <20120112172840.GC18625@mit.edu>
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41 User-Agent: Notmuch/0.10.2+115~gadd29f6 (http://notmuchmail.org) Emacs/23.3.1
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42 (x86_64-unknown-linux-gnu)
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43 Date: Sat, 14 Jan 2012 10:19:33 +0100
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62 On Thu, 12 Jan 2012 12:28:40 -0500, Austin Clements <amdragon@MIT.EDU> wrote:
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63 > Quoth Pieter Praet on Jan 12 at 6:07 pm:
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64 > > On Tue, 22 Nov 2011 22:40:21 -0500, Austin Clements <amdragon@MIT.EDU> wrote:
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65 > > > Quoth Jameson Graef Rollins on Nov 20 at 12:10 pm:
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66 > > > > The open question seems to be how we handle the content encoding
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67 > > > > parameters. My argument is that those should either be used by notmuch
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68 > > > > to properly encode the content for the consumer. If that's not
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69 > > > > possible, then just those parameters needed by the consumer to decode
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70 > > > > the content should be output.
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72 > > > If notmuch is going to include part content in the JSON output (which
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73 > > > perhaps it shouldn't, as per recent IRC discussions), then it must
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74 > > > handle content encodings because JSON must be Unicode and therefore
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75 > > > the content strings in the JSON must be Unicode.
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77 > > Having missed the IRC discussions: what is the rationale for not
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78 > > including (specific types of?) part content in the JSON output ?
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79 > > Eg. how about inline attached text/x-patch ?
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81 > Technically the IRC discussion was about not including *any* part
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82 > content in the JSON output, and always using show --format=raw or
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83 > similar to retrieve desired parts. Currently, notmuch includes part
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84 > content in the JSON only for text/*, *except* when it's text/html. I
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85 > assume non-text parts are omitted because binary data is hard to
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86 > represent in JSON and text/html is omitted because some people don't
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87 > need it. However, this leads to some peculiar asymmetry in the Emacs
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88 > code where sometimes it pulls part content out of the JSON and
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89 > sometimes it retrieves it using show --format=raw. This in turn leads
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90 > to asymmetry in content encoding handling, since notmuch handles
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91 > content encoding for parts included in the JSON (and there's no good
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92 > way around that since JSON is Unicode), but not for parts retrieved as
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95 > The idea discussed on IRC was to remove all part content from the JSON
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96 > output and to always use show to retrieve it, possibly beefing up
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97 > show's support for content decoding (and possibly introducing a way to
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98 > retrieve multiple raw parts at once to avoid re-parsing). This would
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99 > get the JSON format out of the business of guessing what consumers
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100 > need, simplify the Emacs code, and normalize content encoding
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105 One concern though (IIUC): Due to the prevalence of retarded MUA's, not
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106 outputting 'text/plain' and/or 'text/html' parts is unfortunately all
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107 too often equivalent to not outputting anything at all, so wouldn't we,
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108 in essence, be reducing `show --format=json' to an ever-so-slightly
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109 augmented `search --format=json' ?
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