I'm definitely willing to jump on a Hangout this afternoon. Anytime from
now through about three hours from now works for me.

Braden


On Thu, Nov 14, 2013 at 2:19 PM, Anis KADRI <anis.ka...@gmail.com> wrote:

> Let's google hangout about this and report back to the list yeah ?
>
> My main concern is user confusion like here [1]. When a plugin fails
> to load/work, people start looking around config files and wonder why
> it's broken and I feel like the more config stuff we add the more
> confusion it creates.
>
> [1] https://github.com/imhotep/MapKit/issues/18#issuecomment-25952856
>
> On Thu, Nov 14, 2013 at 10:53 AM, Braden Shepherdson
> <bra...@chromium.org> wrote:
> > I apologize for getting somewhat short in my previous email.
> >
> > Let me explain my comment on needing "more, and more hacky, code".
> Because
> > of how Plugman parses the <config-file> tags and makes the edits to the
> XML
> > files, it would require special-case logic to find <feature> tags and
> > inject this extra information into them. Only some <config-file> tags are
> > pointing at the right file and XPath, and this would have Plugman
> examining
> > the children of <config-file> tags instead of treating it as a black box
> > and copying it in. My proposal of injecting new tags doesn't require
> > anything like that, Plugman just adds an extra config-munge entry for
> each
> > plugin, after it's finished parsing the <config-file> tags. The patch to
> > implement this only added a few lines.
> >
> > This information is being injected by Plugman into the platform
> config.xml
> > (the build artifact) at plugman-prepare time. It isn't visible directly
> to
> > plugin devs, app devs, or users. But it allows an app or plugin dev who
> > wants to know what plugins are installed to find out. This allows
> checking
> > for an optional dependency, and lets AppHarness check compatibility of
> its
> > own plugins with those required by a child app.
> >
> > Braden
> >
> >
> >
> >
> >
> > On Thu, Nov 14, 2013 at 1:44 PM, Andrew Grieve <agri...@chromium.org>
> wrote:
> >
> >> I'm going to attempt to summarize in point form:
> >>
> >> Goal:
> >>  - Make available the list of installed plugins and their versions to
> >> native side & JS side.
> >>  - Needed by App Harness to know whether an app is compatible with its
> >> bundled set of plugins.
> >>
> >> Using cordova_plugins.js:
> >>  - It doesn't have the information that we need
> >>  - We could add the extra information, but not easily since the file
> >> exports an array instead of an object.
> >>  - This file is not currently parsed by the native layer, so having the
> >> info here would be an extra IO on start-up.
> >>
> >> Using config.xml:
> >>  - It doesn't have the information that we need
> >>  - This is always loaded by native sides, so it's a nice fit.
> >>
> >> Using <feature>:
> >>  - These are for defining Bridge channels
> >>  - Plugins define 0 or more of these
> >>  - Adding empty ones for plugins that don't define them causes
> exceptions
> >> in the native layer. We'd like this change to not break older versions
> of
> >> cordova.
> >>
> >> So, although it seems like <feature> would make sense, we've already
> used
> >> <feature> to mean something else (bridge channels).
> >>
> >> I think Braden's suggestion of adding a new tag is the simplest, both
> >> implementation-wise, as well as semantically (it has a single,
> well-defined
> >> purpose). What I especially like about it, is that it separates which
> tags
> >> are written by plugin devs (<feature>) from tags that are generated by
> >> plugman (<cordova-plugin>)
> >>
> >>
> >>
> >>
> >>
> >> On Thu, Nov 14, 2013 at 1:40 PM, Brian LeRoux <b...@brian.io> wrote:
> >>
> >> > Ok, everybody be calm. We are adults and we are capable of working
> >> through
> >> > this in a dispassionate manner and has nothing to do with you, your
> code,
> >> > or whatever. We all just want to find the best solution. Blankets
> >> > statements like 'more hacky code' does no good. Let's just stick to
> >> factual
> >> > stuff and stay away from subjective identification. Ok?
> >> >
> >> > "as to leaking into userland, these <feature> tags are relevant to
> plugin
> >> > developers" ... so would this particular information belong to
> >> > plugin.xml????
> >> >
> >> > Also, Joe had a good question earlier. Despite all this problem
> solving I
> >> > have no idea what the actual problem is we are trying to solve. We
> have
> >> > lots of solutions but what precisely do our users gain from runtime
> >> > introspection here?
> >> >
> >> >
> >> >
> >> >
> >> > On Thu, Nov 14, 2013 at 10:26 AM, Braden Shepherdson <
> >> bra...@chromium.org
> >> > >wrote:
> >> >
> >> > > Brian, as to leaking into userland, these <feature> tags are
> relevant
> >> to
> >> > > plugin developers, since they have to define the mapping of exec
> names
> >> to
> >> > > native files so we can load their plugins. None of this is visible
> to
> >> app
> >> > > developers or end users.
> >> > >
> >> > > We're not paying by the byte, or the top-level tag, in config.xml.
> NB
> >> > that
> >> > > this is the platform config.xml, the one that's a build artifact no
> one
> >> > but
> >> > > the platform code is ever supposed to look at. Why are we sweating
> so
> >> > hard
> >> > > over adding some new information into the file, and trying to
> shoehorn
> >> it
> >> > > into existing tags? The code to handle this is simpler in Plugman
> and
> >> on
> >> > > the platforms to have this be a separate tag, rather than mixing it
> in
> >> > with
> >> > > <feature>.
> >> > >
> >> > > If we want to use <feature> tags for this, despite it requiring
> more,
> >> and
> >> > > more hacky, code all around, we're going to need a good reason. I
> >> haven't
> >> > > heard any reason for why using <feature> gains us anything.
> >> > >
> >> > > Carlos, as I noted in my remixed proposal above, I originally
> wanted to
> >> > use
> >> > > cordova_plugins.js or a similar www/ file for this, but there are
> >> > problems
> >> > > with that. On the other hand, I would much rather add a new file
> that
> >> can
> >> > > be loaded as a js-module than do this using hacked-up <feature>
> tags.
> >> > >
> >> > > Braden
> >> > >
> >> > >
> >> > > On Thu, Nov 14, 2013 at 12:50 PM, Don Coleman <
> don.cole...@gmail.com>
> >> > > wrote:
> >> > >
> >> > > > JavaScript only plugin implementations are valid on BlackBerry 10.
> >> Some
> >> > > > things that require native code on Android can be implemented in
> >> client
> >> > > > side JavaScript on BlackBerry using com.blackberry.invoke.
> >> > > >
> >> > > >
> >> > > > On Thu, Nov 14, 2013 at 12:26 PM, Joe Bowser <bows...@gmail.com>
> >> > wrote:
> >> > > >
> >> > > > > On Thu, Nov 14, 2013 at 9:12 AM, Brian LeRoux <b...@brian.io>
> wrote:
> >> > > > > > First thing: might as well give up on referencing config.xml
> as a
> >> > > > > standard.
> >> > > > > > That's a historical footnote of little relevance anymore!
> >> > > > > >
> >> > > > > > It feels leaky to define the mapping in <feature>. Would seem
> to
> >> me
> >> > > > that
> >> > > > > > <feature> is a userland thing from a user perspective I want
> to
> >> > know
> >> > > > > about
> >> > > > > > the ID and VERSION and the guts of what happens under the
> hood is
> >> > > none
> >> > > > of
> >> > > > > > business. No?
> >> > > > > >
> >> > > > >
> >> > > > > This is actually where the mapping happens right now, and I
> really
> >> > > > > don't want to change this, since changing mapping would break
> >> > > > > EVERYTHING.  That being said, I don't know why we can't have
> >> feature
> >> > > > > tags with no *-package params.  That being said, I'm not sure
> what
> >> > the
> >> > > > > point would even be, since JS-only plugins aren't really
> plugins at
> >> > > > > all and are just Javascript libraries.  Are there current
> examples
> >> of
> >> > > > > this in Cordova currently?
> >> > > > >
> >> > > > > >
> >> > > > > > On Thu, Nov 14, 2013 at 8:32 AM, Braden Shepherdson <
> >> > > > bra...@chromium.org
> >> > > > > >wrote:
> >> > > > > >
> >> > > > > >> I'm going to try to summarize some points so we can get on
> the
> >> > same
> >> > > > > page.
> >> > > > > >>
> >> > > > > >> tl;dr: see the last two paragraphs for what I'm actually
> >> > proposing.
> >> > > > > >>
> >> > > > > >> First, background on why we have <feature> tags. They map a
> >> bridge
> >> > > > name
> >> > > > > >> (eg. "FileTransfer" on all platforms) used with
> cordova.exec()
> >> to
> >> > > the
> >> > > > > >> native code module that implements the plugin (eg.
> >> > > > > >> "org.apache.cordova.filetransfer.FileTransfer" on Android,
> >> > > > > >> "CDVFileTransfer" on iOS, etc.). The native side of the
> bridge
> >> > uses
> >> > > > this
> >> > > > > >> information to load and call the right plugin's
> implementation
> >> > > after a
> >> > > > > >> cordova.exec() call.
> >> > > > > >>
> >> > > > > >> Note that a plugin can define 0 or more <feature> tags.
> Plugins
> >> > with
> >> > > > no
> >> > > > > >> native code won't have one. In principle, a plugin can have
> more
> >> > > than
> >> > > > > one,
> >> > > > > >> though we can't think of any examples of that.
> >> > > > > >>
> >> > > > > >> When I first looked at this problem of wanting to know, at
> >> > runtime,
> >> > > > what
> >> > > > > >> plugins are installed, I originally considered using
> >> > > > cordova_plugins.js
> >> > > > > to
> >> > > > > >> learn the information. There are two problems here. One, the
> >> file
> >> > > > > doesn't
> >> > > > > >> include information about plugin id and version. We could add
> >> it,
> >> > > but
> >> > > > > the
> >> > > > > >> second problem is that cordova_plugins.js maps <js-module>
> names
> >> > > (used
> >> > > > > with
> >> > > > > >> cordova.require()) to file names. Here again any one plugin
> can
> >> > > have 0
> >> > > > > or
> >> > > > > >> more <js-modules>; many have several.
> >> > > > > >>
> >> > > > > >> I then considered using the <feature> tags. The same problems
> >> > apply
> >> > > > > here:
> >> > > > > >> they don't map 1-1, and don't have the data we need.
> >> > > > > >>
> >> > > > > >> Others in the thread have proposed adding this data to the
> >> > <feature>
> >> > > > > tags,
> >> > > > > >> and adding <feature> tags automatically for plugins that
> don't
> >> > > already
> >> > > > > have
> >> > > > > >> one (or alternatively, adding a new, autogenerated <feature>
> for
> >> > > every
> >> > > > > >> plugin). The problem here is that the various native
> platforms
> >> are
> >> > > > > >> expecting each <feature> to define a bridge name -> native
> code
> >> > > module
> >> > > > > >> mapping, and these new ones won't do so. This is a
> potentially
> >> > > > > >> bug-introducing change, because we'll have to make sure every
> >> > > platform
> >> > > > > can
> >> > > > > >> handle these new tags which aren't like the old ones.
> >> > > > > >>
> >> > > > > >> All of this led to my original proposal: add a new top-level
> >> tag,
> >> > > > > >> <plugins>, whose children are exactly one <plugin id="..."
> >> > > > > version="..." />
> >> > > > > >> for every plugin installed on this platform. We would then
> have
> >> > two
> >> > > > > >> separate lists in config.xml, but they are listing different
> >> > things
> >> > > > > (bridge
> >> > > > > >> mappings vs. plugins) for different purposes. Since this is
> an
> >> > > > addition,
> >> > > > > >> the platforms that don't support the new tag will just
> ignore it
> >> > > > safely.
> >> > > > > >>
> >> > > > > >> I realize that the top-level <plugins> tag is something we
> had
> >> > > > > previously,
> >> > > > > >> before moving to the W3C <widget> spec's <feature> tags
> instead.
> >> > I'm
> >> > > > > >> perfectly willing to change the name, to perhaps
> >> > > <installed-plugins>,
> >> > > > to
> >> > > > > >> avoid any confusion with the old <plugins> tag. Any better
> >> > > suggestions
> >> > > > > for
> >> > > > > >> the names?
> >> > > > > >>
> >> > > > > >>
> >> > > > > >> Braden
> >> > > > > >>
> >> > > > > >>
> >> > > > > >>
> >> > > > > >> On Wed, Nov 13, 2013 at 7:25 PM, Shazron <shaz...@gmail.com>
> >> > wrote:
> >> > > > > >>
> >> > > > > >> > Didn't recommend anything. Just seeing how the impact is.
> >> Didn't
> >> > > > > think of
> >> > > > > >> > the native bits (the native code that has some js that they
> >> call
> >> > > > into)
> >> > > > > >> >
> >> > > > > >> >
> >> > > > > >> > On Wed, Nov 13, 2013 at 3:43 PM, Jesse <
> >> purplecabb...@gmail.com
> >> > >
> >> > > > > wrote:
> >> > > > > >> >
> >> > > > > >> > > Currently installing the plugin org.apache.cordova.device
> >> will
> >> > > > add a
> >> > > > > >> > > different feature tag for each platform/project's
> >> config.xml.
> >> > > > > >> > > <!-- firefoxos -->
> >> > > > > >> > > <feature name="Device">
> >> > > > > >> > > <param name="firefoxos-package" value="Device" />
> >> > > > > >> > > </feature>
> >> > > > > >> > >
> >> > > > > >> > > <!-- android -->
> >> > > > > >> > > <feature name="Device" >
> >> > > > > >> > > <param name="android-package"
> >> > > > > >> value="org.apache.cordova.device.Device"/>
> >> > > > > >> > > </feature>
> >> > > > > >> > >
> >> > > > > >> > > <!-- ios -->
> >> > > > > >> > > <feature name="Device">
> >> > > > > >> > > <param name="ios-package" value="CDVDevice"/>
> >> > > > > >> > > </feature>
> >> > > > > >> > >
> >> > > > > >> > > <!-- blackberry -->
> >> > > > > >> > > <feature name="Device" value="Device"/>
> >> > > > > >> > > <!-- wp7 and wp8 -->
> >> > > > > >> > > <feature name="Device">
> >> > > > > >> > > <param name="wp-package" value="Device"/>
> >> > > > > >> > > </feature>
> >> > > > > >> > >
> >> > > > > >> > > Also, presumably, the following can be used on ALL
> without
> >> > > > conflict:
> >> > > > > >> > >
> >> > > > > >> > > <feature name="Device" value="Device">
> >> > > > > >> > > <param name="firefoxos-package" value="Device" />
> >> > > > > >> > > <param name="android-package"
> >> > > > > >> value="org.apache.cordova.device.Device"/>
> >> > > > > >> > > <param name="ios-package" value="CDVDevice"/>
> >> > > > > >> > > <param name="wp-package" value="Device"/>
> >> > > > > >> > > </feature>
> >> > > > > >> > >
> >> > > > > >> > > It would be nice if blackberry supported the
> >> > feature/param@name
> >> > > > > >> > > ='bb-package'
> >> > > > > >> > > but I don't think this is imperative.
> >> > > > > >> > >
> >> > > > > >> > > We are missing a couple points from Braden:
> >> > > > > >> > > a) js only plugins do not have config.xml entries
> >> > > > > >> > > b) one plugin may add multiple features ( not sure if
> this
> >> has
> >> > > > ever
> >> > > > > >> > > happened in practice, it may be easier to just force the
> >> > plugin
> >> > > > > >> developer
> >> > > > > >> > > to make their class have a single point of contact in the
> >> > > features
> >> > > > > >> list,
> >> > > > > >> > > and delegate in their own code. )
> >> > > > > >> > >
> >> > > > > >> > > Shaz's recommendations break everything everywhere from
> >> what I
> >> > > can
> >> > > > > >> tell.
> >> > > > > >> > > This would require changes to all existing plugins, AND
> all
> >> > > > platform
> >> > > > > >> > > bridges native bits, and cordova-js. I don't think we
> want
> >> to
> >> > be
> >> > > > > this
> >> > > > > >> > > destructive.
> >> > > > > >> > >
> >> > > > > >> > >
> >> > > > > >> > > @purplecabbage
> >> > > > > >> > > risingj.com
> >> > > > > >> > >
> >> > > > > >> > >
> >> > > > > >> > > On Wed, Nov 13, 2013 at 3:11 PM, Shazron <
> shaz...@gmail.com
> >> >
> >> > > > wrote:
> >> > > > > >> > >
> >> > > > > >> > > > Let's see the impact of using ID as name
> >> > > > > >> > > >
> >> > > > > >> > > > 1. plugin.xml feature tag, name attribute -> change the
> >> > value
> >> > > to
> >> > > > > the
> >> > > > > >> > > plugin
> >> > > > > >> > > > id. Or just remove the attribute, plugman can inject
> the
> >> > > plugin
> >> > > > id
> >> > > > > >> > > > automatically(?) so it is less error-prone - not sure
> >> > > > > >> > > > 2. plugin's js -> change all service names to ID in
> >> > > cordova.exec
> >> > > > > >> > > >
> >> > > > > >> > > > For user upgrades, they would remove the old plugin,
> then
> >> > add
> >> > > > the
> >> > > > > new
> >> > > > > >> > > one -
> >> > > > > >> > > > so it's relatively painless I think.
> >> > > > > >> > > >
> >> > > > > >> > > >
> >> > > > > >> > > > On Wed, Nov 13, 2013 at 2:47 PM, Brian LeRoux <
> b...@brian.io
> >> >
> >> > > > wrote:
> >> > > > > >> > > >
> >> > > > > >> > > > > so would it be insane to deprecate the name thing and
> >> just
> >> > > go
> >> > > > > ID?
> >> > > > > >> > > > >
> >> > > > > >> > > > > (Warning: I am insane.)
> >> > > > > >> > > > >
> >> > > > > >> > > > >
> >> > > > > >> > > > > On Wed, Nov 13, 2013 at 2:39 PM, Shazron Abdullah <
> >> > > > > s...@adobe.com>
> >> > > > > >> > > > wrote:
> >> > > > > >> > > > >
> >> > > > > >> > > > > > Brian: plugin mapping "service js name" -> "service
> >> > native
> >> > > > > >> > > name/class"
> >> > > > > >> > > > > >
> >> > > > > >> > > > > > On 11/13/13 2:36 PM, "Brian LeRoux" <b...@brian.io>
> >> wrote:
> >> > > > > >> > > > > >
> >> > > > > >> > > > > > >what are we using <feature> for?
> >> > > > > >> > > > > > >
> >> > > > > >> > > > > > >
> >> > > > > >> > > > > > >On Wed, Nov 13, 2013 at 2:27 PM, Braden
> Shepherdson
> >> > > > > >> > > > > > ><bra...@google.com>wrote:
> >> > > > > >> > > > > > >
> >> > > > > >> > > > > > >> My concern with (ab)using feature tags for this
> is
> >> > that
> >> > > > now
> >> > > > > >> > > > platforms
> >> > > > > >> > > > > > >>that
> >> > > > > >> > > > > > >> don't know about these parameters, and
> especially
> >> > about
> >> > > > the
> >> > > > > >> > dummy
> >> > > > > >> > > > ones
> >> > > > > >> > > > > > >>for
> >> > > > > >> > > > > > >> js-only plugins, have a bug, rather than a
> missing
> >> > > > feature.
> >> > > > > >> > > > > > >> On Nov 13, 2013 4:40 PM, "Gorkem Ercan" <
> >> > > > > >> gorkem.er...@gmail.com
> >> > > > > >> > >
> >> > > > > >> > > > > wrote:
> >> > > > > >> > > > > > >>
> >> > > > > >> > > > > > >> > If a plugin does not inject a feature tag for
> >> some
> >> > > > > reason it
> >> > > > > >> > is
> >> > > > > >> > > > the
> >> > > > > >> > > > > > >>same
> >> > > > > >> > > > > > >> > deal as before. Plugman injects one with the
> id
> >> and
> >> > > > > version
> >> > > > > >> as
> >> > > > > >> > > > > params.
> >> > > > > >> > > > > > >> > If a plugin has multiple feature tags since
> they
> >> > will
> >> > > > > have
> >> > > > > >> the
> >> > > > > >> > > > same
> >> > > > > >> > > > > > >> plugin
> >> > > > > >> > > > > > >> > id and version you will still be able to
> >> introspect
> >> > > the
> >> > > > > >> plugin
> >> > > > > >> > > id
> >> > > > > >> > > > > and
> >> > > > > >> > > > > > >> > version.
> >> > > > > >> > > > > > >> >
> >> > > > > >> > > > > > >> > And apparently adobe sf just had a coffee
> >> break...
> >> > > > > >> > > > > > >> > --
> >> > > > > >> > > > > > >> > Gorkem
> >> > > > > >> > > > > > >> >
> >> > > > > >> > > > > > >> >
> >> > > > > >> > > > > > >> > On Wed, Nov 13, 2013 at 4:27 PM, Braden
> >> Shepherdson
> >> > > > > >> > > > > > >><bra...@chromium.org
> >> > > > > >> > > > > > >> > >wrote:
> >> > > > > >> > > > > > >> >
> >> > > > > >> > > > > > >> > > I'm open to changing the names to something
> >> else,
> >> > > > > since I
> >> > > > > >> > > > realize
> >> > > > > >> > > > > > >>there
> >> > > > > >> > > > > > >> > > used to be a <plugins> tag and <plugin> tags
> >> > > inside,
> >> > > > > >> before
> >> > > > > >> > we
> >> > > > > >> > > > > used
> >> > > > > >> > > > > > >> > > <feature>.
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> > > Adding these as parameters on the <feature>
> >> tags
> >> > is
> >> > > > not
> >> > > > > >> > > enough,
> >> > > > > >> > > > > > >>because
> >> > > > > >> > > > > > >> > the
> >> > > > > >> > > > > > >> > > <feature> tags correspond to "names the
> bridge
> >> > > knows
> >> > > > > >> about",
> >> > > > > >> > > > which
> >> > > > > >> > > > > > >>is
> >> > > > > >> > > > > > >> not
> >> > > > > >> > > > > > >> > > quite "plugins". JS-only plugins don't
> appear
> >> > here,
> >> > > > > and a
> >> > > > > >> > > single
> >> > > > > >> > > > > > >>plugin
> >> > > > > >> > > > > > >> > can
> >> > > > > >> > > > > > >> > > have multiple bridge names pointing at
> >> different
> >> > > > > classes.
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> > > Braden
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> > > On Wed, Nov 13, 2013 at 4:25 PM, Gorkem
> Ercan
> >> > > > > >> > > > > > >><gorkem.er...@gmail.com
> >> > > > > >> > > > > > >> > > >wrote:
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> > > > It is unfortunate that the name attribute
> on
> >> > the
> >> > > > > feature
> >> > > > > >> > tag
> >> > > > > >> > > > is
> >> > > > > >> > > > > > >>not
> >> > > > > >> > > > > > >> the
> >> > > > > >> > > > > > >> > > > plugin id but a name. The uniqueness of
> the
> >> > name
> >> > > is
> >> > > > > not
> >> > > > > >> > > > > > >>guaranteed by
> >> > > > > >> > > > > > >> > > > plugman so I can imagine this causing
> >> problems
> >> > in
> >> > > > the
> >> > > > > >> > > future.
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > > I can see the need for the tag but I am
> not
> >> > sure
> >> > > id
> >> > > > > >> > <plugin>
> >> > > > > >> > > > tag
> >> > > > > >> > > > > > >>is
> >> > > > > >> > > > > > >> the
> >> > > > > >> > > > > > >> > > > correct approach. There are plugins out
> there
> >> > > that
> >> > > > > are
> >> > > > > >> > still
> >> > > > > >> > > > > using
> >> > > > > >> > > > > > >> that
> >> > > > > >> > > > > > >> > > tag
> >> > > > > >> > > > > > >> > > > for instance [1] is from barcode scanner
> >> plugin
> >> > > > from
> >> > > > > the
> >> > > > > >> > > > > > >>registry. As
> >> > > > > >> > > > > > >> > an
> >> > > > > >> > > > > > >> > > > alternate, <feature> tag can be used and
> id
> >> and
> >> > > > > version
> >> > > > > >> > info
> >> > > > > >> > > > can
> >> > > > > >> > > > > > >>be
> >> > > > > >> > > > > > >> > > > injected as additional <param> tags by
> >> plugman.
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > > [1]   <config-file
> >> target="res/xml/plugins.xml"
> >> > > > > >> > > > > parent="/plugins">
> >> > > > > >> > > > > > >> > > >             <plugin name="BarcodeScanner"
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> >
> value="com.phonegap.plugins.barcodescanner.BarcodeScanner"/>
> >> > > > > >> > > > > > >> > > >         </config-file>
> >> > > > > >> > > > > > >> > > > --
> >> > > > > >> > > > > > >> > > > Gorkem
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > > On Wed, Nov 13, 2013 at 3:23 PM, Braden
> >> > > > Shepherdson <
> >> > > > > >> > > > > > >> > bra...@chromium.org
> >> > > > > >> > > > > > >> > > > >wrote:
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > > > > The <feature> tags list only those
> plugins
> >> > > which
> >> > > > > are
> >> > > > > >> > > > relevant
> >> > > > > >> > > > > to
> >> > > > > >> > > > > > >> the
> >> > > > > >> > > > > > >> > > > > bridge. Also they map from exec bridge
> name
> >> > to
> >> > > > > native
> >> > > > > >> > code
> >> > > > > >> > > > > class
> >> > > > > >> > > > > > >> > name,
> >> > > > > >> > > > > > >> > > > and
> >> > > > > >> > > > > > >> > > > > have no information about which plugin
> >> > they're
> >> > > > > from,
> >> > > > > >> or
> >> > > > > >> > > that
> >> > > > > >> > > > > > >> plugin's
> >> > > > > >> > > > > > >> > > id
> >> > > > > >> > > > > > >> > > > or
> >> > > > > >> > > > > > >> > > > > version.
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > > As to multiple platforms, there are
> several
> >> > > > reasons
> >> > > > > >> why
> >> > > > > >> > > I'm
> >> > > > > >> > > > > > >> unlikely
> >> > > > > >> > > > > > >> > to
> >> > > > > >> > > > > > >> > > > add
> >> > > > > >> > > > > > >> > > > > this feature to platforms other than
> iOS or
> >> > > > > Android.
> >> > > > > >> > > First,
> >> > > > > >> > > > > I'm
> >> > > > > >> > > > > > >>not
> >> > > > > >> > > > > > >> > set
> >> > > > > >> > > > > > >> > > > up
> >> > > > > >> > > > > > >> > > > > for development on any of the others.
> This
> >> is
> >> > > > > >> especially
> >> > > > > >> > > > true
> >> > > > > >> > > > > of
> >> > > > > >> > > > > > >> the
> >> > > > > >> > > > > > >> > > ones
> >> > > > > >> > > > > > >> > > > > that can't be built on Mac, especially
> >> > Windows
> >> > > > > >> (Phone).
> >> > > > > >> > > > > Second,
> >> > > > > >> > > > > > >>I
> >> > > > > >> > > > > > >> > don't
> >> > > > > >> > > > > > >> > > > > know anything about developing on those
> >> > > > platforms:
> >> > > > > I
> >> > > > > >> > don't
> >> > > > > >> > > > > know
> >> > > > > >> > > > > > >>the
> >> > > > > >> > > > > > >> > > > > libraries or tools (or C# for Windows et
> >> al).
> >> > > > > Third,
> >> > > > > >> > what
> >> > > > > >> > > > I'm
> >> > > > > >> > > > > > >> > > ultimately
> >> > > > > >> > > > > > >> > > > > working on is getting the App Harness
> >> working
> >> > > > > nicely
> >> > > > > >> as
> >> > > > > >> > a
> >> > > > > >> > > > > > >>launcher
> >> > > > > >> > > > > > >> > and
> >> > > > > >> > > > > > >> > > > > testbed for mobile Chrome apps, which
> only
> >> > > > support
> >> > > > > iOS
> >> > > > > >> > and
> >> > > > > >> > > > > > >>Android
> >> > > > > >> > > > > > >> > > > anyway.
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > > I agree the platforms should strive for
> >> > > > > consistency,
> >> > > > > >> but
> >> > > > > >> > > any
> >> > > > > >> > > > > new
> >> > > > > >> > > > > > >> > > features
> >> > > > > >> > > > > > >> > > > > have to start somewhere. This is a
> pretty
> >> > > > > >> > straightforward
> >> > > > > >> > > > > > >> > > implementation,
> >> > > > > >> > > > > > >> > > > > and with my work on Android and iOS as a
> >> > > > > reference, it
> >> > > > > >> > > > should
> >> > > > > >> > > > > be
> >> > > > > >> > > > > > >> > quick
> >> > > > > >> > > > > > >> > > to
> >> > > > > >> > > > > > >> > > > > add to other platforms.
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > > Braden
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > > On Wed, Nov 13, 2013 at 2:54 PM, Jesse <
> >> > > > > >> > > > > purplecabb...@gmail.com
> >> > > > > >> > > > > > >
> >> > > > > >> > > > > > >> > > wrote:
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > > > > Adding this to iOS and Android only is
> >> kind
> >> > > of
> >> > > > > mean.
> >> > > > > >> > >  What
> >> > > > > >> > > > > > >>ends
> >> > > > > >> > > > > > >> up
> >> > > > > >> > > > > > >> > > > > > happening is the high profile
> platforms
> >> > (ie.
> >> > > > the
> >> > > > > >> ones
> >> > > > > >> > > that
> >> > > > > >> > > > > get
> >> > > > > >> > > > > > >> ALL
> >> > > > > >> > > > > > >> > > the
> >> > > > > >> > > > > > >> > > > > > attention) get a new feature and the
> >> others
> >> > > > > 'appear'
> >> > > > > >> > to
> >> > > > > >> > > be
> >> > > > > >> > > > > > >> behind.
> >> > > > > >> > > > > > >> >  I
> >> > > > > >> > > > > > >> > > > > think
> >> > > > > >> > > > > > >> > > > > > we should focus on remaining
> consistent
> >> to
> >> > > some
> >> > > > > >> > degree,
> >> > > > > >> > > > > > >>otherwise
> >> > > > > >> > > > > > >> > you
> >> > > > > >> > > > > > >> > > > end
> >> > > > > >> > > > > > >> > > > > > up just making more work for the other
> >> > > platform
> >> > > > > >> > > > developers.
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > > This does not seem like it would be
> hard
> >> > for
> >> > > > you
> >> > > > > to
> >> > > > > >> > > > > implement
> >> > > > > >> > > > > > >>on
> >> > > > > >> > > > > > >> > > > windows
> >> > > > > >> > > > > > >> > > > > > phone and blackberry as well, and
> having
> >> > you
> >> > > > > spend a
> >> > > > > >> > few
> >> > > > > >> > > > > > >>minutes
> >> > > > > >> > > > > > >> in
> >> > > > > >> > > > > > >> > > > those
> >> > > > > >> > > > > > >> > > > > > platforms would probably be a good
> thing
> >> > > > anyway.
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > > I too am also not sure why the
> existing
> >> > > feature
> >> > > > > tag
> >> > > > > >> in
> >> > > > > >> > > > > > >>config.xml
> >> > > > > >> > > > > > >> > is
> >> > > > > >> > > > > > >> > > > not
> >> > > > > >> > > > > > >> > > > > > enough.
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > > @purplecabbage
> >> > > > > >> > > > > > >> > > > > > risingj.com
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > > On Wed, Nov 13, 2013 at 11:38 AM,
> Gorkem
> >> > > Ercan
> >> > > > <
> >> > > > > >> > > > > > >> > > gorkem.er...@gmail.com
> >> > > > > >> > > > > > >> > > > > > >wrote:
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > > > > Hey Braden,
> >> > > > > >> > > > > > >> > > > > > > Why is not the current <feature>
> tags
> >> > > > > sufficient
> >> > > > > >> for
> >> > > > > >> > > > this?
> >> > > > > >> > > > > > >> > > > > > > --
> >> > > > > >> > > > > > >> > > > > > > Gorkem
> >> > > > > >> > > > > > >> > > > > > >
> >> > > > > >> > > > > > >> > > > > > >
> >> > > > > >> > > > > > >> > > > > > > On Wed, Nov 13, 2013 at 2:32 PM,
> Braden
> >> > > > > >> Shepherdson
> >> > > > > >> > <
> >> > > > > >> > > > > > >> > > > > bra...@chromium.org
> >> > > > > >> > > > > > >> > > > > > > >wrote:
> >> > > > > >> > > > > > >> > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > Hey folks,
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > We've been kicking around the
> idea of
> >> > > > > getting at
> >> > > > > >> > > which
> >> > > > > >> > > > > > >> > > > > plugins/versions
> >> > > > > >> > > > > > >> > > > > > > are
> >> > > > > >> > > > > > >> > > > > > > > installed, at runtime. In order to
> >> make
> >> > > > that
> >> > > > > >> > happen,
> >> > > > > >> > > > > I've
> >> > > > > >> > > > > > >> taken
> >> > > > > >> > > > > > >> > > the
> >> > > > > >> > > > > > >> > > > > > first
> >> > > > > >> > > > > > >> > > > > > > > step of having plugman prepare
> >> insert a
> >> > > tag
> >> > > > > into
> >> > > > > >> > > > > > >>config.xml
> >> > > > > >> > > > > > >> for
> >> > > > > >> > > > > > >> > > > each
> >> > > > > >> > > > > > >> > > > > > > > plugin. It will look like this:
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > <plugins>
> >> > > > > >> > > > > > >> > > > > > > >   <plugin
> >> id="org.apache.cordova.file"
> >> > > > > >> > > version="0.2.5"
> >> > > > > >> > > > > />
> >> > > > > >> > > > > > >> > > > > > > >   <plugin
> >> > > > > id="org.apache.cordova.file-transfer"
> >> > > > > >> > > > > > >> version="0.3.4"
> >> > > > > >> > > > > > >> > > />
> >> > > > > >> > > > > > >> > > > > > > > </plugins>
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > NB that Plugman is injecting this
> >> > > > > automatically,
> >> > > > > >> > and
> >> > > > > >> > > > > this
> >> > > > > >> > > > > > >>tag
> >> > > > > >> > > > > > >> > > > should
> >> > > > > >> > > > > > >> > > > > > NOT
> >> > > > > >> > > > > > >> > > > > > > > appear in the plugin.xml's
> >> > <config-file>
> >> > > > > tags.
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > Now I'll be adding logic to the
> >> > > config.xml
> >> > > > > >> parser
> >> > > > > >> > on
> >> > > > > >> > > > > > >>Android
> >> > > > > >> > > > > > >> > and
> >> > > > > >> > > > > > >> > > > iOS,
> >> > > > > >> > > > > > >> > > > > > but
> >> > > > > >> > > > > > >> > > > > > > > other platform maintainers will
> have
> >> to
> >> > > > step
> >> > > > > in
> >> > > > > >> > for
> >> > > > > >> > > > the
> >> > > > > >> > > > > > >>other
> >> > > > > >> > > > > > >> > > > > > platforms.
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > Tracking the progress here:
> >> > > > > >> > > > > > >> > > > > > >
> >> > > > https://issues.apache.org/jira/browse/CB-5379
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > (If you're wondering why we have
> >> > > motivation
> >> > > > > for
> >> > > > > >> > > this,
> >> > > > > >> > > > > > >>it's to
> >> > > > > >> > > > > > >> > > make
> >> > > > > >> > > > > > >> > > > > the
> >> > > > > >> > > > > > >> > > > > > > > AppHarness more informative, and
> more
> >> > > > > robust, by
> >> > > > > >> > > > warning
> >> > > > > >> > > > > > >>the
> >> > > > > >> > > > > > >> > user
> >> > > > > >> > > > > > >> > > > > when
> >> > > > > >> > > > > > >> > > > > > an
> >> > > > > >> > > > > > >> > > > > > > > app they've installed is looking
> for
> >> > > > plugins
> >> > > > > the
> >> > > > > >> > > > harness
> >> > > > > >> > > > > > >> can't
> >> > > > > >> > > > > > >> > > > > provide,
> >> > > > > >> > > > > > >> > > > > > > or
> >> > > > > >> > > > > > >> > > > > > > > where versions mismatch.)
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > > > Braden
> >> > > > > >> > > > > > >> > > > > > > >
> >> > > > > >> > > > > > >> > > > > > >
> >> > > > > >> > > > > > >> > > > > >
> >> > > > > >> > > > > > >> > > > >
> >> > > > > >> > > > > > >> > > >
> >> > > > > >> > > > > > >> > >
> >> > > > > >> > > > > > >> >
> >> > > > > >> > > > > > >>
> >> > > > > >> > > > > >
> >> > > > > >> > > > > >
> >> > > > > >> > > > >
> >> > > > > >> > > >
> >> > > > > >> > >
> >> > > > > >> >
> >> > > > > >>
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
>

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