Doug, I'd just grab the text of the document and hash it. MD5 is fine since it's not about security. Save the hash. If any text is changed the hash will change. Since it's in a record you can test for the modified record/ changed hash.
On Tue, Apr 25, 2017 at 10:49 AM, Douglas von Roeder via 4D_Tech < 4d_tech@lists.4d.com> wrote: > Kirk: > > Each end user modifiable document is stored in a record. > > Based my new understanding of the requirement, I'm thinking that a > "reference" copy of each document will be stored on the LAN in a folder > hierarchy. I can flag a document as having been changed on the standalone > and capture that as a new version of the reference document when the > document synchs back to the LAN. That allows me to leave the documents on > the server instead having to synch them. > > The diffing can be done by the server machine, perhaps using LEP and on an > as-needed basis. > > > > -- > Douglas von Roeder > 949-336-2902 > > On Tue, Apr 25, 2017 at 10:39 AM, Kirk Brooks via 4D_Tech < > 4d_tech@lists.4d.com> wrote: > > > Doug, > > Is the document stored in a record or just loose in a folder? > > > > On Mon, Apr 24, 2017 at 2:20 PM, Douglas von Roeder via 4D_Tech < > > 4d_tech@lists.4d.com> wrote: > > > > > I've been asked to update the code in an Audit Trail system so it will > > work > > > with 4D Write documents. Rather than simply tracking that there's been > a > > > change and showing the old document vs the new one, I'd like to diff > the > > > old vs new and be able to display the diff. > > > > > > The system has about a dozen LAN users and 25 users on standalones. > > Second, > > > it's Windows-only now but will be Windows and OS X as part of an > upgrade > > > from V13 to V15/16. > > > > > > Any suggestions or recommendations will be appreciated. > > > -- > > > Douglas von Roeder > > > 949-336-2902 > > > ********************************************************************** > > > 4D Internet Users Group (4D iNUG) > > > FAQ: http://lists.4d.com/faqnug.html > > > Archive: http://lists.4d.com/archives.html > > > Options: http://lists.4d.com/mailman/options/4d_tech > > > Unsub: mailto:4d_tech-unsubscr...@lists.4d.com > > > ********************************************************************** > > > > > > > > > > -- > > Kirk Brooks > > San Francisco, CA > > ======================= > > > > *The only thing necessary for the triumph of evil is for good men to do > > nothing.* > > > > *- Edmund Burke* > > ********************************************************************** > > 4D Internet Users Group (4D iNUG) > > FAQ: http://lists.4d.com/faqnug.html > > Archive: http://lists.4d.com/archives.html > > Options: http://lists.4d.com/mailman/options/4d_tech > > Unsub: mailto:4d_tech-unsubscr...@lists.4d.com > > ********************************************************************** > > > ********************************************************************** > 4D Internet Users Group (4D iNUG) > FAQ: http://lists.4d.com/faqnug.html > Archive: http://lists.4d.com/archives.html > Options: http://lists.4d.com/mailman/options/4d_tech > Unsub: mailto:4d_tech-unsubscr...@lists.4d.com > ********************************************************************** > -- Kirk Brooks San Francisco, CA ======================= *The only thing necessary for the triumph of evil is for good men to do nothing.* *- Edmund Burke* ********************************************************************** 4D Internet Users Group (4D iNUG) FAQ: http://lists.4d.com/faqnug.html Archive: http://lists.4d.com/archives.html Options: http://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************
