From 12fde8b36df8c9a0a79688dcee53c9eb7c7574d4 Mon Sep 17 00:00:00 2001
From: Sanj <b@pad.ma>
Date: Wed, 29 Jun 2011 23:40:20 +0530
Subject: [PATCH] next and prev page working

---
 edgware/files/views.py               | 12 ++++++++++--
 edgware/static/js/files/browse.js    | 17 +++++++++++++++++
 edgware/templates/files/browser.html |  4 ++++
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/edgware/files/views.py b/edgware/files/views.py
index 92cb24b..c1adc94 100644
--- a/edgware/files/views.py
+++ b/edgware/files/views.py
@@ -12,6 +12,7 @@ from django.views.decorators.csrf import csrf_exempt
 from ox.django.shortcuts import render_to_json_response
 from django.shortcuts import get_object_or_404
 from models import TYPE_CHOICES
+from django.core.paginator import Paginator, InvalidPage, EmptyPage
 
 '''
 class folder_names(object):      
@@ -235,7 +236,7 @@ def fileList(request):
   category = request.POST.get("category", '')
   typ = request.POST.get("fileType", '')
   search = request.POST.get("search", '')
-  page = request.POST.get("page", 1)
+  page = request.POST.get("page_no", 1)
   qset = File.objects.all()
   if category != '':
     qset = File.filter_category(category, qset)
@@ -243,9 +244,16 @@ def fileList(request):
     qset = File.filter_type(typ, qset)
   if search != '':
     qset = File.fts(search, qset)
+  RESULTS_PER_PAGE = 20
+  paginator = Paginator(qset, RESULTS_PER_PAGE)  
+  try:
+    results = paginator.page(page)
+  except (EmptyPage, InvalidPage):
+    results = paginator.page(paginator.num_pages)
+  files = results.object_list
   d = {}
   d['files'] = []
-  for f in qset:
+  for f in files:
     d['files'].append(f.get_dict())
   return render_to_json_response(d)
 
diff --git a/edgware/static/js/files/browse.js b/edgware/static/js/files/browse.js
index 7847237..d52e408 100644
--- a/edgware/static/js/files/browse.js
+++ b/edgware/static/js/files/browse.js
@@ -16,6 +16,23 @@ $(function() {
       }
     }, "json");
   });
+
+  $('#prevBtn').click(function() {
+    var $page_no = $('#page_no');
+    var currPage = parseInt($page_no.val());
+    if (currPage > 1) {
+      $page_no.val(currPage - 1);
+      $('#filterForm').submit();
+    }
+  });
+
+  $('#nextBtn').click(function() {
+    var $page_no = $('#page_no');
+    var currPage = parseInt($page_no.val());
+    $page_no.val(currPage + 1);
+    $('#filterForm').submit();
+  });
+
 });
 
 function getJQ(f) {
diff --git a/edgware/templates/files/browser.html b/edgware/templates/files/browser.html
index 7f867f0..56d61f8 100644
--- a/edgware/templates/files/browser.html
+++ b/edgware/templates/files/browser.html
@@ -11,6 +11,7 @@
         <form id="filterForm">
           {{ filterForm.as_p }}
           <p>
+            <input type="hidden" name="page_no" id="page_no" value="1" />
             <input type="submit" value="Submit" id="submitFilter" />
           </p>
         </form>
@@ -18,6 +19,9 @@
       <div id="fileList">
       
       </div>
+      <div id="prevBtn">prev</div>
+      <div id="nextBtn">next</div>
+      
     </div>
     <div id="previewPane">