[OS X TeX] Applescript to help update the Engines folder after a TeXShop update

Nathan Paxton napaxton at fas.harvard.edu
Tue Mar 16 19:52:04 EDT 2010


	Ramon,

	When I run this script, I get the following error: error "find: -exec: no terminating \";\" or \"+\"" number 1 for the line:
set command to "find ~/Library/TeXShop/Engines -name '*.engine' -type f -exec md5sum {} // ;"


	How can I fix the script?

Thanks in advance for your help. 

Best,
-Nathan 
----------
Nathan A. Paxton, Ph.D.
Lecturer
Dept. of Government, Harvard University

napaxton AT fas DOT harvard DOT edu
http://www.fas.harvard.edu/~napaxton
=========================================================
The most courageous act is still to think for yourself.  Aloud.
        -Coco Chanel
=========================================================

On 25 Feb 2010, at 1:44 AM, Ramón Figueroa-Centeno wrote:

> 
> Aloha,
> 
> Below is an applescript to help integrate new engines after a TeXShop
> update. Options settable in the beginning of it. 
> 
> Now, if you are like me and don't want an extra copy of an active engine
> that really has not changed (MD5 sum and name are the same) in the Inactive
> folder then set "trashdups" to true, and they will be trashed (not deleted).
> Otherwise set it to false and they the duplicates will be labeled red in the
> Finder.
> 
> Moreover, if you wish to replace old engines with new ones (same name but
> different MD5 sum), set "update" to true. Otherwise set it to false and have
> the old ones labeled orange and the new ones green. Now, here "old" and
> "new" can be relative terms, in the case that you, for example, have
> modified an engine and do not wish it to be "updated", then the old is new
> and the new is old. For that there is an ignore list, where you can place
> the names of the engines that you wish to be left alone (Herb Schultz, I
> believe, mentioned in another posting that he, for example, modifies the
> default engines at times, and would not like them to be "updated").
> 
> I suggest you try the script out first with both "trashdups" and "update"
> set to false and make a backup of the Engines folder, until we know it is
> really safe (no bugs or wrong assumptions). It works for me, but no
> guarantees.
> 
> To use it copy and paste it from below into a new document in the "Script
> Editor". If you find it useful you can save it as a standalone application
> (or as a TeXShop Macro, I guess, but I have not tried it that way).
> 
> Enjoy!
> 
> Ramón
> 
> ------
> 
> -- Script to help organize new engines after a TeXShop update.
> -- Ramon Figueroa-Centeno (February 24, 2010)
> 
> -- Trash duplicate (already installed) engines in the Inactive folder or
> just label them red
> property trashdups : false
> -- Replace "old" engines with "new" ones in the Inactive folder or just
> label the "old" ones orange
> -- (the new ones always get green).
> property update : false
> -- A list of the engines that you wish to "NOT" be trashed, e.g., "XeLaTeX"
> (not "XeLaTeX.engine").
> -- The names are case sensitive!
> property ignore_list : {}
> 
> -- Find all the engines in "/Library/TeXShop/Engines" (or subdirectories
> thereof) and compute their md5sum
> set command to "find ~/Library/TeXShop/Engines -name '*.engine' -type f
> -exec md5sum {} \\;"
> set candidates to paragraphs of (do shell script command)
> set engines to {}
> set md5sums to {}
> set names to {}
> repeat with p in candidates
> 	set md5sums to md5sums & {(characters 1 thru 32 of p) as string}
> 	set filepath to (characters 36 thru -1 of p) as string
> 	set engines to engines & {filepath}
> 	set basename to do shell script "basename " & quoted form of filepath & "
> .engine"
> 	set names to names & {basename}
> end repeat
> 
> -- Assume that there are at most two of each engine, one active and/or one
> inactive.
> -- When there are two engines define the one in the Inactive folder as "new"
> and the other as old"
> 
> set duplicates to {}
> set new_engines to {}
> set old_engines to {}
> repeat with i from 1 to (count of engines) - 1
> 	repeat with j from i + 1 to count of engines
> 		if (item i of names) = (item j of names) then
> 			set e1 to item i of engines
> 			set e2 to item j of engines
> 			if (item i of md5sums) = (item j of md5sums) then
> 				if e1 contains "Inactive" and e2 does not contain "Inactive" then
> 					set duplicates to duplicates & {e1}
> 				else if e2 contains "Inactive" and e1 does not contain "Inactive" then
> 					set duplicates to duplicates & {e2}
> 				end if
> 			else
> 				if e1 contains "Inactive" and e2 does not contain "Inactive" then
> 					set new_engines to new_engines & {e1}
> 					set old_engines to old_engines & {e2}
> 				else if e2 contains "Inactive" and e1 does not contain "Inactive" then
> 					set new_engines to new_engines & {e2}
> 					set old_engines to old_engines & {e1}
> 				end if
> 			end if
> 		end if
> 	end repeat
> end repeat
> 
> -- Finder labels
> property nolabel : 0
> property red : 2
> property orange : 1
> property yellow : 3
> property green : 6
> property blue : 4
> property purple : 5
> property gray : 7
> 
> tell application "Finder" to activate
> 
> -- unlabel all the engines in the folder Engines hierarchy
> repeat with f in engines
> 	set f to POSIX file f
> 	tell application "Finder"
> 		if the label index of file f is not in {nolabel, green} then
> 			set the label index of file f to nolabel
> 		end if
> 	end tell
> end repeat
> 
> -- label or trash duplicates
> repeat with f in duplicates
> 	set fname to do shell script "basename " & quoted form of f & " .engine"
> 	set f to POSIX file f
> 	if trashdups and (fname is not in ignore_list) then
> 		--trash the inactive duplicate if it is not in the ignore list
> 		tell application "Finder" to move the file f to the trash
> 	else
> 		tell application "Finder" to set the label index of file f to red
> 	end if
> end repeat
> 
> -- label or trash "old" engines
> repeat with f in old_engines
> 	set fname to do shell script "basename " & quoted form of f & " .engine"
> 	set f to POSIX file f
> 	if update and (fname is not in ignore_list) then
> 		--trash old engine if it is not the ignore list
> 		tell application "Finder" to move the file f to the trash
> 	else
> 		tell application "Finder" to set the label index of file f to orange
> 	end if
> end repeat
> 
> -- label or activate "new" engines
> repeat with f in new_engines
> 	set fname to do shell script "basename " & quoted form of f & " .engine"
> 	set f to POSIX file f
> 	tell application "Finder" to set the label index of file f to green
> 	if update and (fname is not in ignore_list) then
> 		--activate new engine  if the "old" one is not the ignore list
> 		tell application "Finder"
> 			move the file f to the folder "Engines" of the folder "TeXShop" of the
> folder "Library" of home without replacing
> 		end tell
> 	end if
> end repeat
> 
> -- 
> View this message in context: http://n2.nabble.com/Applescript-to-help-update-the-Engines-folder-after-a-TeXShop-update-tp4630928p4630928.html
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