can you post all of chat.html
On Fri, Aug 23, 2013 at 7:04 AM, Bastien Amiel <b.am...@evs.com> wrote:
> Le 23/08/2013 11:26, Huu Da Tran a écrit :
>
> On Thursday, August 22, 2013 8:42:04 AM UTC-4, Bastien Amiel wrote:
>
>
>> I need to update the chat when an event come but :
>>
>> 1.
>> If I update my chat sub page, inputs are reset (seems logic since html
>> is recreated).
>>
>
> You can always have some field that keep when the chat was started (in
> the session), and redisplay everything since that time.
>
>
>> Then what would be the good / best method to update only the chat content
>> ?
>> (I have 2 ideas but they don't seems very Django'ic)
>>
>> 2.
>> For now, I update the content every XX ms with a periodic request client
>> side.
>> Would it be possible / preferable to have a push from server when new
>> data comes or is there a better way to update this kind of content ?
>
>
> Trying to hack django to get server push would be hell (look into
> tornado). If you really need server push, you may need to look into other
> technologies, like nodejs.
>
> Using the periodic request client-side is what is mostly done.
>
>
> Hope this helps.
>
> HD.
>
>
> 1.
> My question was not clear enough,
> Let's admit i have this template page :
>
> *{% for elem in data %}**
> ** <div>**
> ** <a class="chattime">{{ elem.datetime }}</a>**
> ** <a class="chatname">{{ elem.name }} :</a>**
> ** <a class="chatline">{{ elem.text }}</a>**
> ** </div>**
> **{% endfor %}**
> **<a>Text : <input id="chatinput"></input></a>*
>
> and this view.py :
>
> *def getchat(request):**
> ** template = loader.get_template('chat.html')**
> ** context = RequestContext(request, { 'data': lines })** # lines is
> an array with lines
> ** response = {'html' : template.render(context)}**
> ** return HttpResponse(json.dumps(response),
> mimetype='application/json')*
>
> and this javascript :
>
> *function getchat()**
> **{ **
> ** $.post('/getchat')**.done(function(data, textStatus, jqXHR) **
> ** {**
> ** $("#chat").html(data["html"])**
> ** })**
> **}
>
> *Then whenever I call getchat() in javascript, the chat is reloaded with
> all the old lines, this point is ok, but
> <input> field is reseted too, which mean that if user was typing, the
> content is erased.
> I would say the solution is to create a second function in view *
> getchatcontent* that will send only the content so I do not
> update the whole thing. Do you think it is the right way ?
>
>
> 2.
> lets use periodic request client-side.
>
>
>
> Thank you for your answer
>
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