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import re
''' -- imports from installed packages -- '''
from django.shortcuts import render_to_response
from django.template import RequestContext
# from django.core.urlresolvers import reverse
from mongokit import paginator
try:
from bson import ObjectId
except ImportError: # old pymongo
from pymongo.objectid import ObjectId
''' -- imports from application folders/files -- '''
from gnowsys_ndf.settings import GAPPS
from gnowsys_ndf.ndf.models import Node, GRelation,GSystemType,File,Triple
from gnowsys_ndf.ndf.models import node_collection
from gnowsys_ndf.ndf.views.file import *
from gnowsys_ndf.ndf.views.methods import get_group_name_id, cast_to_data_type,get_execution_time
# from gnowsys_ndf.ndf.org2any import org2html
#######################################################################################################################################
GST_FILE = node_collection.one({'_type':'GSystemType', 'name': "File"})
GST_IMAGE = node_collection.one({'_type':'GSystemType', 'name': GAPPS[3]})
GST_VIDEO = node_collection.one({'_type':'GSystemType', 'name': GAPPS[4]})
e_library_GST = node_collection.one({'_type':'GSystemType', 'name': 'E-Library'})
pandora_video_st = node_collection.one({'_type':'GSystemType', 'name': 'Pandora_video'})
app = node_collection.one({'_type':'GSystemType', 'name': 'E-Library'})
#######################################################################################################################################
@get_execution_time
def resource_list(request, group_id, app_id=None, page_no=1):
is_video = request.GET.get('is_video', "")
group_name, group_id = get_group_name_id(group_id)
if app_id is None:
app_id = str(app._id)
# # Code for displaying user shelf
# shelves = []
# shelf_list = {}
# auth = node_collection.one({'_type': 'Author', 'name': unicode(request.user.username) })
# if auth:
# has_shelf_RT = node_collection.one({'_type': 'RelationType', 'name': u'has_shelf' })
# dbref_has_shelf = has_shelf_RT.get_dbref()
# shelf = collection_tr.Triple.find({'_type': 'GRelation', 'subject': ObjectId(auth._id), 'relation_type': dbref_has_shelf })
# shelf_list = {}
# if shelf:
# for each in shelf:
# shelf_name = node_collection.one({'_id': ObjectId(each.right_subject)})
# shelves.append(shelf_name)
# shelf_list[shelf_name.name] = []
# for ID in shelf_name.collection_set:
# shelf_item = node_collection.one({'_id': ObjectId(ID) })
# shelf_list[shelf_name.name].append(shelf_item.name)
# else:
# shelves = []
# # End of user shelf
pandoravideoCollection=node_collection.find({'member_of':pandora_video_st._id, 'group_set': ObjectId(group_id) })
# if e_library_GST._id == ObjectId(app_id):
"""
* Renders a list of all 'Resources(XCR)' available within the database.
"""
title = e_library_GST.name
file_id = GST_FILE._id
datavisual = []
no_of_objs_pp = 24
files = node_collection.find({
'member_of': ObjectId(GST_FILE._id),
'_type': 'File',
'fs_file_ids': {'$ne': []},
'group_set': ObjectId(group_id),
# '$and': query_dict,
'$or': [
{ 'access_policy': u"PUBLIC" },
{ '$and': [
{'access_policy': u"PRIVATE"},
{'created_by': request.user.id}
]
}
]
}).sort("last_update", -1)
# print "files.count : ", files.count()
educationaluse_stats = {}
if files:
eu_list = [] # count
for each in files:
eu_list += [i.get("educationaluse") for i in each.attribute_set if i.has_key("educationaluse")]
files.rewind()
if set(eu_list):
if len(set(eu_list)) > 1:
educationaluse_stats = dict((x, eu_list.count(x)) for x in set(eu_list))
elif len(set(eu_list)) == 1:
educationaluse_stats = { eu_list[0]: eu_list.count(eu_list[0])}
educationaluse_stats["all"] = files.count()
# print educationaluse_stats
result_paginated_cur = files
result_pages = paginator.Paginator(result_paginated_cur, page_no, no_of_objs_pp)
datavisual.append({"name":"Doc", "count": educationaluse_stats.get("Documents", 0)})
datavisual.append({"name":"Image","count": educationaluse_stats.get("Images", 0)})
datavisual.append({"name":"Video","count": educationaluse_stats.get("Videos", 0)})
datavisual.append({"name":"Interactives","count": educationaluse_stats.get("Interactives", 0)})
datavisual.append({"name":"Audios","count": educationaluse_stats.get("Audios", 0)})
datavisual.append({"name":"eBooks","count": educationaluse_stats.get("eBooks", 0)})
datavisual = json.dumps(datavisual)
return render_to_response("ndf/resource_list.html",
{'title': title,
'appId':app._id,
# 'already_uploaded': already_uploaded,'shelf_list': shelf_list,'shelves': shelves,
'files': files,
"detail_urlname": "file_detail", 'ebook_pages': educationaluse_stats.get("eBooks", 0),
'file_pages': result_pages, 'image_pages': educationaluse_stats.get("Images", 0), 'interactive_pages': educationaluse_stats.get("Interactives", 0), 'educationaluse_stats': json.dumps(educationaluse_stats),
'doc_pages': educationaluse_stats.get("Documents", 0), 'video_pages': educationaluse_stats.get("Videos", 0), 'audio_pages': educationaluse_stats.get("Audios", 0),
'groupid': group_id, 'group_id':group_id,"datavisual":datavisual
},
context_instance = RequestContext(request))
@get_execution_time
def elib_paged_file_objs(request, group_id, filetype, page_no):
'''
Method to implement pagination in File and E-Library app.
'''
if request.is_ajax() and request.method == "POST":
group_name, group_id = get_group_name_id(group_id)
no_of_objs_pp = 24
filters = request.POST.get("filters", "")
filters = json.loads(filters)
# print "filters in E-Library : ", filters
# declaring empty (deliberately to avoid errors), query dict to be pass-on in query
query_dict = [{}]
if filetype != "all":
query_dict.append({"attribute_set.educationaluse": filetype})
if filters:
for each in filters:
filter_grp = each["$or"]
temp_list = []
for each_filter in filter_grp:
temp_dict = {}
each_filter["selFieldText"] = cast_to_data_type(each_filter["selFieldText"], each_filter["selFieldPrimaryType"])
if each_filter["selFieldPrimaryType"] == unicode("list"):
each_filter["selFieldText"] = {"$in": each_filter["selFieldText"]}
if each_filter["selFieldGstudioType"] == "attribute":
temp_dict["attribute_set." + each_filter["selFieldValue"]] = each_filter["selFieldText"]
temp_list.append(temp_dict)
# print "temp_list : ", temp_list
elif each_filter["selFieldGstudioType"] == "field":
temp_dict[each_filter["selFieldValue"]] = each_filter["selFieldText"]
temp_list.append(temp_dict)
if temp_list:
query_dict.append({ "$or": temp_list})
# print "query_dict : ", query_dict
files = node_collection.find({
'member_of': ObjectId(GST_FILE._id),
'_type': 'File',
'fs_file_ids': {'$ne': []},
'group_set': ObjectId(group_id),
'$and': query_dict,
'$or': [
{ 'access_policy': u"PUBLIC" },
{ '$and': [
{'access_policy': u"PRIVATE"},
{'created_by': request.user.id}
]
}
]
}).sort("last_update", -1)
educationaluse_stats = {}
if files:
eu_list = [] # count
for each in files:
eu_list += [i.get("educationaluse") for i in each.attribute_set if i.has_key("educationaluse")]
files.rewind()
if set(eu_list):
if len(set(eu_list)) > 1:
educationaluse_stats = dict((x, eu_list.count(x)) for x in set(eu_list))
elif len(set(eu_list)) == 1:
educationaluse_stats = { eu_list[0]: eu_list.count(eu_list[0])}
educationaluse_stats["all"] = files.count()
result_paginated_cur = files
result_pages = paginator.Paginator(result_paginated_cur, page_no, no_of_objs_pp)
filter_result = "True" if (files.count() > 0) else "False"
# if filetype == "all":
# if files:
# result_paginated_cur = files
# result_pages = paginator.Paginator(result_paginated_cur, page_no, no_of_objs_pp)
# # else:
# elif filetype == "Documents":
# d_Collection = node_collection.find({'_type': "GAttribute", 'attribute_type.$id': gattr._id,"subject": {'$in': coll} ,"object_value": "Documents"}).sort("last_update", -1)
# doc = []
# for e in d_Collection:
# doc.append(e.subject)
# result_paginated_cur = node_collection.find({ '$or':[{'_id': {'$in': doc}},
# {'member_of': {'$nin': [ObjectId(GST_IMAGE._id), ObjectId(GST_VIDEO._id),ObjectId(pandora_video_st._id)]},
# '_type': 'File', 'group_set': {'$all': [ObjectId(group_id)]},
# # 'mime_type': {'$not': re.compile("^audio.*")},
# '$or': [
# {'access_policy': u"PUBLIC"},
# {'$and': [{'access_policy': u"PRIVATE"}, {'created_by': request.user.id}]}
# ]
# }]
# }).sort("last_update", -1)
# result_pages = paginator.Paginator(result_paginated_cur, page_no, no_of_objs_pp)
return render_to_response ("ndf/file_list_tab.html", { "filter_result": filter_result,
"group_id": group_id, "group_name_tag": group_id, "groupid": group_id,
'title': "E-Library", "educationaluse_stats": json.dumps(educationaluse_stats),
"resource_type": result_paginated_cur, "detail_urlname": "file_detail",
"filetype": filetype, "res_type_name": "", "page_info": result_pages
},
context_instance = RequestContext(request))
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