コード例 #1
0
ファイル: views.py プロジェクト: bstewartny/pnews
def topics(request):
    # show results grouped by entity/topic, a result set for each one...
    # first get top N entities for the text search
    # for each entity do another sub-query
    
    text_query=request.REQUEST.get('q')
    if text_query is not None:
        if len(text_query)==0:
            text_query=None
    entity_list=[] 
    results=Index.topics(text_query,page_size=5,num_topics=12)
     
    return render(request,'topics.html',{'topics':results}) 
コード例 #2
0
ファイル: views.py プロジェクト: vmnet04/pnews
def topics(request):
    # show results grouped by entity/topic, a result set for each one...
    # first get top N entities for the text search
    # for each entity do another sub-query

    text_query = request.GET.get('q')
    if text_query is not None:
        if len(text_query) == 0:
            text_query = None
    entity_list = []
    results = Index.topics(text_query, page_size=5, num_topics=12)

    return render(request, 'topics.html', {'topics': results})
コード例 #3
0
ファイル: views.py プロジェクト: bstewartny/pnews
def index(request):

    text_query=request.REQUEST.get('q')
    if text_query is not None:
        if len(text_query)==0:
            text_query=None

    print 'get entity list'
    entity_list=get_entity_list(request)
    if text_query is None and len(entity_list)==0:
        text_query='*'

    page_number=int(request.REQUEST.get('p',1))
    page_size=20
    facet_max=25
    

    print 'get results'
    results=Index.search(text_query,entity_list,page_number=page_number,facet_max=facet_max,highlight=True,highlight_inline=True,start_tag="<span style='background:yellow'>",end_tag='</span>')
    print 'got results'
    for result in results['results']:
        if result.entities.filter(name='LeftWing').exists():
            result.wing='left'
        else:
            if result.entities.filter(name='RightWing').exists():
                result.wing='right'
            else:
                result.wing='none'

    # adjust facet links to be relative to current path
    facetpath=request.path
    if not facetpath.endswith('/'):
        facetpath=facetpath+'/'

    facetquery=''
    if text_query is not None and len(text_query)>0 and text_query!='*':
        facetquery='?q='+text_query #TODO: encode query
        title='"'+text_query+'"'
    else:
        if len(entity_list)>0:
            title=entity_list[-1].name
        else:
            title='Search'

    all_titles=''

    print 'get word cloud'
    for doc in results['results']:
        all_titles=all_titles+' '+doc.title
        
    all_words=nltk.word_tokenize(all_titles.lower())

    # TODO: include patterns from entities, remove noise words
    tagcloud=[{'text':word,'freq':all_words.count(word),'link':request.path+'?q='+word} for word in set(all_words) if not word in stopwords and word.isalpha()]

    results['breadcrumbs']=get_breadcrumbs(entity_list,text_query)
    results['facetpath']=facetpath
    results['facetquery']=facetquery
    results['title']=title
    results['tagcloud']=tagcloud

    print 'render'
    return render(request,'index.html',results) 
コード例 #4
0
ファイル: views.py プロジェクト: vmnet04/pnews
def index(request):

    text_query = request.GET.get('q')
    if text_query is not None:
        if len(text_query) == 0:
            text_query = None

    print('get entity list')
    entity_list = get_entity_list(request)
    if text_query is None and len(entity_list) == 0:
        text_query = '*'

    page_number = int(request.GET.get('p', 1))
    page_size = 20
    facet_max = 25

    print('get results')
    results = Index.search(text_query,
                           entity_list,
                           page_number=page_number,
                           facet_max=facet_max,
                           highlight=True,
                           highlight_inline=True,
                           start_tag="<span style='background:yellow'>",
                           end_tag='</span>')
    print('got results')
    for result in results['results']:
        if result.entities.filter(name='LeftWing').exists():
            result.wing = 'left'
        else:
            if result.entities.filter(name='RightWing').exists():
                result.wing = 'right'
            else:
                result.wing = 'none'

    # adjust facet links to be relative to current path
    facetpath = request.path
    if not facetpath.endswith('/'):
        facetpath = facetpath + '/'

    facetquery = ''
    if text_query is not None and len(text_query) > 0 and text_query != '*':
        facetquery = '?q=' + text_query  #TODO: encode query
        title = '"' + text_query + '"'
    else:
        if len(entity_list) > 0:
            title = entity_list[-1].name
        else:
            title = 'Search'

    all_titles = ''

    print('get word cloud')
    for doc in results['results']:
        all_titles = all_titles + ' ' + doc.title

    all_words = nltk.word_tokenize(all_titles.lower())

    # TODO: include patterns from entities, remove noise words
    tagcloud = [{
        'text': word,
        'freq': all_words.count(word),
        'link': request.path + '?q=' + word
    } for word in set(all_words) if not word in stopwords and word.isalpha()]

    results['breadcrumbs'] = get_breadcrumbs(entity_list, text_query)
    results['facetpath'] = facetpath
    results['facetquery'] = facetquery
    results['title'] = title
    results['tagcloud'] = tagcloud

    print('render')
    return render(request, 'index.html', results)