I got stuck at step of reading mail in iOS: tapping iosx.ijs gives error "Mail
cannot open this attachment."
The mail with iosx.ijs attached was sent from Mac Mail on my iMac.
??
On Mon, 10 Jun 2013 19:41:50 -0400, Eric Iverson <eric.b.iver...@gmail.com>
wrote:
> . . .Moving content (scripts) between desktop/iOS has been a nuisance. The
> only Apple approved method is copy/paste. A bug and a mail client
> misunderstanding made the process more difficult than necessary. These
> issues are resolved.
>
> The bug was that J iOS truncated content copied to the clipboard. The
> iOS mail client (safari gmail mobile) is limited in copying content,
> but using an attachment is an easy workaround.
>
> Mail moves content between desktop and iOS mail client. Copy/paste
> moves content between iOS mail client and J iOS.
>
> One time steps prepare desktop/iOS for sharing content. After that, it
> is relatively easy to use mail/copy/paste to share content.
>
> After any feedback has settled down, this info will be posted in the iOS wiki.
>
> *** one time steps to prepare desktop/iOS
> desktop
> 1. copy jt.ijs (from below)
> 2. paste and saveas ~system/util/jt.ijs
> 3. copy iosx.ijs (from below)
> 4. paste and saveas ~system/util/iosx.ijs
> 5. send mail to self with iosx.ijs attached
>
> iOS
> 1. read mail
> 2. tap iosx.ijs to show attachment in text window
> 3. tap+tap-hold-release (in whitespace) to select all
> 4. tap copy
> 5. J
> f=: '~addons/ide/ios/iosx.ijs'
> jcbtof f
> load f
> iosx f
>
> *** move content to iOS (example of ~addons/math/misc)
> desktop
> 1. J
> load'~system/util/jt.ijs'
> jt'' NB. doc
> jt'c';'~temp/t.jt';'~addons/math';'misc'
> 2. send mail to self with t.jt attached
>
> iOS
> 1. read mail
> 2. tap t.jt
> 3. tap+tap-hold-release
> 4. tap copy
> 5. J
> jtcb'' NB. doc
> jtcb'x';'~addons/math'
>
> *** move content to desktop (~temp to ~temp/ios)
> iOS
> 1. J
> jtcb'c';'user';'temp'
> 2. mail compose, paste, send to self
>
> desktop
> 1. read mail
> 2. copy content
> 3. J
> paste content to temp script and save
> load'~system/util/jt.ijs'
> jt'x';'...temp...';'~temp/ios'
>
> *** jt.ijs - start
> jt=: 3 : 0
> if. ''-:y do.
> smoutput'jt packs/uppacks text files'
> smoutput'jt ''c'';''~temp/test.jt'';''~system'';''util'''
> smoutput'jt ''t'';''~temp/test.jt'''
> smoutput'jt ''x'';''~temp/test.jt'';''~temp/test'''
> i.0 0
> return.
> end.
> t=. >{.y
> f=. >1{y
> a=. LF,'NB. ********** jta '
> z=. LF,'NB. ********** jtz '
> r=. ''
> select. {.>{.y
> case. 'c' do.
> assert. 4=#y['needs 4 paramters'
> 'file path folder'=. }.y
> assert 2=ftype path['path must exist'
> '' fwrite file
> path=. jpath path
> base=. path,'/',folder
> d=. {."1 dirtree base
> files=. (>:#path)}.each d
> for_f. files do.
> f=. >f
> d=. fread path,'/',f
> if. +./((32{.a.)-.TAB,CRLF)e.d do.
> smoutput 'file with non-char bytes ignored: ',f
> else.
> r=.r,<f
> d=. ((a,f,LF),d,z,f,LF) fappend file
> end.
> end.
> fcase. 'x' do.
> assert 3=#y['x needs 3 parameters'
> path=. >{:y
> y=. }:y
> case. 't' do.
> assert 2<:#y['t needs 2 parameters'
> d=. LF,~LF,toJ fread f
> while. d do.
> i=. (a E. d)i.1
> if. i=#d do. r return. end.
> d=. i}.d
> d=. (#a)}.d
> i=. d i. LF
> f=. i{.d
> r=. r,<f
> d=. }.i}.d
> i=. ((z,f,LF) E. d)i.1
> if. i=#d do. r return. end.
> fd=. i{.d
> d=. i}.d
> if. t='x' do.
> p=. path,'/',f
> for_n. I. p='/' do. 1!:5 :: [ <jpath n{.p end.
> assert (#fd)=fd fwrite p
> end.
> end.
> case. do.
> assert 0['unsupported feature'
> end.
> r
> )
> *** jt.ijs - end
>
> *** iosx.ijs - start
> echox_z_=: 3 : 0
> a=. 9!:36''
> 9!:37[4$0,1000+#y
> echo y
> 9!:37 a
> i. 0 0
> )
>
> jcb_z_=: 3 : 'echox''<ioscmd>cb '',y'
>
> jtcbhelp_z_=: 0 : 0
> pack/unpack text files to/from clipboard
> jtcb'c';'~user';'temp' NB. pack temp to clipboard
> jtcb't';'~user' NB. what would x do
> jtcb'x';'~user' NB. extract and create
> )
>
> jtcb_z_=: 3 : 0
> if. ''-:y do. echo jtcbhelp return. end.
> t=. ({.y),(<'/t.jt'),}.y
> select. {.t
> case. <'c' do.
> r=. jt t
> jcb fread'/t.jt'
>> r
> case. 't';'x' do.
> '/t.jt' fwrite~ jfromcb''
>> (2{t),each '/',each jt t
> case. do.
> assert 0['not c t or x'
> end.
> )
>
> iosx_z_=: 3 : 0
> t=. toJ fread y
> assert 'echox_z_=: 3 : 0'-:(t i. LF){.t['not iosx.ijs source'
> t fwrite'~addons/ide/ios/iosx.ijs'
> t=. toJ fread '~addons/ide/ios/ios.ijs'
> t=. <;.2 t
> s=. <' d=. fread f',LF
> if. s-:292{t do. t=. (<' d=. LF,~LF,toJ fread f',LF) 292}t end.
> s=. <'load''~addons/ide/ios/iosx.ijs',LF
> if. -.s-:{:t do. t=. t,s end.
> t{~292,<:#t
> (;t) fwrite '~addons/ide/ios/ios.ijs'
> i.0 0
> )
> *** iosx.ijs - end
---
Murray Eisenberg mur...@math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower phone 413 549-1020 (H)
University of Massachusetts 413 545-2838 (W)
710 North Pleasant Street fax 413 545-1801
Amherst, MA 01003-9305
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm
