getHomePageData.py
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from utils.getPublicData import getAllCommentsData,getAllArticleData
from datetime import datetime
import jieba
from wordcloud import WordCloud
import matplotlib.pyplot as plt
commentsList = getAllCommentsData()
articleList = getAllArticleData()
def getHomeTagsData():# 统计数据库中文章个数，最高点赞作者，发布文章最多的城市
articleLenMax = len(articleList)
likeCountMax = 0
likeCountMaxAuthorName = ''
cityDic = {}
for article in articleList:
if likeCountMax < int(article[1]):
likeCountMax = int(article[1])
likeCountMaxAuthorName = article[11]
if article[4] != '无':
if article[4] in cityDic.keys():
cityDic[article[4]] += 1
else:
cityDic[article[4]] = 1
cityDicSorted = list(sorted(cityDic.items(),key=lambda x:x[1],reverse=True))
return articleLenMax,likeCountMaxAuthorName,cityDicSorted[0][0]
def getHomeCommentsLikeCountTopFore():# 获取评论中点赞最高的前四条评论
return list(sorted(commentsList,key=lambda x:int(x[2]),reverse=True))[:4]
def getHomeArticleCreatedAtChart():# 根据日期分别计算该日期的文章数
xData = list(set([x[7] for x in articleList]))
xData = list(sorted(xData,key=lambda x:datetime.strptime(x,'%Y-%m-%d').timestamp(),reverse=True))
yData = [0 for x in range(len(xData))]
for article in articleList:
for index,j in enumerate(xData):# 返回索引和值
if article[7] == j:
yData[index] += 1
return xData,yData
def getHomeTypeChart():# 统计每种类型的文章数量
typeDic = {}
for article in articleList:
if article[8] in typeDic.keys():
typeDic[article[8]] += 1
else:
typeDic[article[8]] = 1
resultData = []
for key,value in typeDic.items():
resultData.append({
'name':key,
'value':value
})
return resultData
def getHomeCommentCreatedChart():# 统计每天用户评论数量
createAtDic = {}
for comment in commentsList:
if comment[1] in createAtDic.keys():
createAtDic[comment[1]] += 1
else:
createAtDic[comment[1]] = 1
resultData = []
for key, value in createAtDic.items():
resultData.append({
'name': key,
'value': value
})
return resultData
def stopWordList():
return [line.strip() for line in open('./stopWords.txt',encoding='utf8').readlines()]
def getUserNameWordCloud():# 生成用户名字词云
text = ''
stopWords = stopWordList()
for comment in commentsList:
text += comment[5]
cut = jieba.cut(text)
newCut = []
for word in cut:
if word not in stopWords:newCut.append(word)
string = ' '.join(newCut)
wc = WordCloud(
width=1000,
height=600,
background_color='#fff',
colormap='Blues',
font_path='STHUPO.TTF'
)
wc.generate_from_text(string)
fig = plt.figure(1)
plt.imshow(wc)
plt.axis('off')
plt.savefig('./static/authorNameCloud.jpg',dpi=500)