On Friday, June 20, 2014 1:14:59 AM UTC-7, Rahul wrote:
>
> Hi Dave, All,
> I found a solution - It was easy -
> wrote a new function that takes a parameter, called it in the view and it
> redirects to the required page.
>
Glad you got it going. You're moving ahead faster than I am :-)
/dps
>
> query = (db.fotoz.album_name == "%s" % request.args(0))
>
>
>
> and have this
> <p> <a href="{{=URL(r=request, c='default', f='view_album',
> args=[allalbums[i].album_name])}}" class="btn">View Album</a></p>
>
>
> in view.
>
> That sends the argument to this function and displays the album. The only
> issue is with spaces in album names that dont work. But I would find a
> workaround over it.
>
> We can consider this thread closed. Thanks Everyone.
>
> Cheers, Rahul
>
> A few threads that helped... -
> https://groups.google.com/forum/#!topic/web2py/WJtJ-QDemTM
>
> http://stackoverflow.com/questions/9328126/web2py-connecting-to-the-correct-controller
> https://groups.google.com/forum/#!topic/web2py/ICo5-yFgxmc
>
>
>
>
> On Friday, June 20, 2014 10:24:42 AM UTC+5:30, Rahul wrote:
>>
>> Thanks! for replying Dave. While I am open to suggestions, I plan to
>> redirect the request such that as soon as the user clicks on any album
>> thumbnail - he gets redirected to a page (perhaps viewalbum.html) where all
>> images belonging to a particular album are listed.
>>
>> Thanks, Rahul.
>>
>> On Friday, June 20, 2014 12:31:14 AM UTC+5:30, Dave S wrote:
>>>
>>>
>>>
>>> On Wednesday, June 18, 2014 1:50:09 AM UTC-7, Rahul wrote:
>>>>
>>>>
>>>> Hi All,
>>>> I am writing an image gallery in my app. I am stuck up here -
>>>> I want to display images that belong to a particular album when I
>>>> select that album in the view. Although I am able to display albums in the
>>>> view, but cannot proceed further to display images belonging to that
>>>> particular albums after clicking the album (from the view).
>>>>
>>>> here are the table in *db.py* -
>>>> db.define_table('photoalbum',
>>>> Field('reguser_id'),
>>>> Field('album_name'),
>>>> Field('short_description'),
>>>> )
>>>>
>>>> db.define_table(photos',
>>>> Field('reguser_id'),
>>>> Field('caption'),
>>>> Field('category', requires=IS_IN_SET(pix_cat)),
>>>> Field('description', 'text'),
>>>> Field('upload_photo', 'upload' , uploadfolder=request.folder + '
>>>> static/uploads', default=0, autodelete=True,),
>>>> Field('album_name', requires=IS_IN_SET(albums)),
>>>> )
>>>>
>>>> I would think you want the last line to be a reference, like
>>>> Field('album_name',
>>>> 'reference photoalbum');
>>>>
>>>> Controller - *default.py *
>>>>
>>>> def myalbums():
>>>>
>>>> ## selects all albums
>>>> allalbums = db(db.photoalbum.reguser_id == session.
>>>> logged_in_user_id). select(db.photoalbum.album_name)
>>>>
>>>> # selects descriptions for all albums
>>>> alldescriptions = db(db.photoalbum.reguser_id == session.
>>>> logged_in_user_id). select(db.photoalbum.short_description)
>>>>
>>>> ## selects photos
>>>> allimages = db(db.photos.reguser_id == session.logged_in_user_id).
>>>> select(db.photos.upload_photo, db.photos.caption, db.photos.description
>>>> , cache=(cache.ram,20))
>>>>
>>>> return dict(allalbums=allalbums, alldescriptions=alldescriptions,
>>>> allimages=allimages)
>>>>
>>>>
>>>> Code in the view *myalbum.html*
>>>> <!-- New Try -->
>>>>
>>>> {{for i in range(len(allalbums)):}}
>>>>
>>>> <ul class="thumbnails">
>>>> <!-- Iterate over all images - -->
>>>> <li class="span2">
>>>> <div class="thumbnail">
>>>> <!-- <img data-src="holder.js/300x200" alt="300x200" style="">
>>>> -->
>>>>
>>>> {{=(A(IMG(_src=URL(r=request,c='static\images',f='vimage.jpg'
>>>> )),_href=URL (r=request,c='default', f='myalbums', args=[allalbums[i].
>>>> album_name]) ))}}
>>>>
>>>>
>>>> <div class="caption">
>>>> <h5>{{=allalbums[i].album_name}}</h5>
>>>> <p>{{=alldescriptions[i].short_description}}</p>
>>>>
>>>>
>>>> </div>
>>>>
>>>> </div>
>>>> </li>
>>>>
>>>> {{pass}}
>>>> {{pass}}
>>>>
>>>>
>>>> Here I can get the album names in the view but when I click on it, it
>>>> should query all the photos belonging to that particular (as specified in
>>>> args) albumname and show all images in another page or a carousel that I
>>>> would create.
>>>>
>>>>
>>> Do you want a redirect, or to have multiple pages open at a time?
>>>
>>> In either case, don't you need a link (to another controller) or an
>>> action (from a form) that would query for somethng like
>>> db(photos.album_name == var.album_name).select() ?
>>>
>>> I'm not a dab hand at this; I'm still bouncing back and forth in the
>>> manual as I type this,
>>> <
>>> http://web2py.com/books/default/chapter/29/06/the-database-abstraction-layer#One-to-many-relation
>>> >
>>> but there's a bunch of examples in the recent posts to this list.
>>>
>>> Grabbing one thread rather quickly, this one might have some pertinence:
>>> <https://groups.google.com/d/msg/web2py/nDBOL7w6qB4/3181A5kRWSAJ>
>>>
>>>
>>>
>>>> Again - The image vimage.jpg specified in the view is a static image,
>>>> can the thumbnail image representing a particular album be created from an
>>>> image from within the album ? Please suggest ..
>>>>
>>>> I've read about the thumbnail processing in the book, and a couple of
>>> examples in the groups since last summer, but haven't actually tried it.
>>> So I'll defer to others, other than to say that "seems possible".
>>>
>>> /dps
>>>
>>>
--
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