与分支 Alpha-snapshot20230506 同步，并解决了合并冲突

app/Article.py

@@ -7,7 +7,8 @@ import random, glob
 import hashlib
 from datetime import datetime
 from flask import Flask, request, redirect, render_template, url_for, session, abort, flash, get_flashed_messages
-from difficulty import get_difficulty_level_for_user, text_difficulty_level, user_difficulty_level
+from difficulty import get_difficulty_level, text_difficulty_level, user_difficulty_level
+from model.article import get_number_of_articles, get_article, get_article_by_id
 
 
 path_prefix = '/var/www/wordfreq/wordfreq/'
@@ -15,11 +16,7 @@ path_prefix = './'  # comment this line in deployment
 
 
 def total_number_of_essays():
-    rq = RecordQuery(path_prefix + 'static/wordfreqapp.db')
+    get_number_of_articles()
-    rq.instructions("SELECT * FROM article")
-    rq.do()
-    result = rq.get_results()
-    return len(result)
 
 
 def get_article_title(s):
@@ -33,27 +30,24 @@ def get_article_body(s):
 
 
 def get_today_article(user_word_list, visited_articles):
-    rq = RecordQuery(path_prefix + 'static/wordfreqapp.db')
     if visited_articles is None:
         visited_articles = {
             "index" : 0,  # 为 article_ids 的索引
             "article_ids": []  # 之前显示文章的id列表，越后越新
         }
     if visited_articles["index"] > len(visited_articles["article_ids"])-1:  # 生成新的文章，因此查找所有的文章
-        rq.instructions("SELECT * FROM article")
+        result = list(get_article())   # 转为一个list
     else:  # 生成阅读过的文章，因此查询指定 article_id 的文章
         if visited_articles["article_ids"][visited_articles["index"]] == 'null':  # 可能因为直接刷新页面导致直接去查询了'null'，因此当刷新的页面的时候，需要直接进行“上一篇”操作
             visited_articles["index"] -= 1
             visited_articles["article_ids"].pop()
-        rq.instructions('SELECT * FROM article WHERE article_id=%d' % (visited_articles["article_ids"][visited_articles["index"]]))
+        result = [get_article_by_id(visited_articles["article_ids"][visited_articles["index"]])]
-    rq.do()
-    result = rq.get_results()
     random.shuffle(result)
 
     # Choose article according to reader's level
     d1 = load_freq_history(path_prefix + 'static/frequency/frequency.p')
     d2 = load_freq_history(path_prefix + 'static/words_and_tests.p')
-    d3 = get_difficulty_level_for_user(d1, d2)
+    d3 = get_difficulty_level(d1, d2)
 
     d = None
     result_of_generate_article = "not found"
@@ -68,11 +62,11 @@ def get_today_article(user_word_list, visited_articles):
         else:
             for k in range(3):  # 最多尝试3次
                 for reading in result:
-                    text_level = text_difficulty_level(reading['text'], d3)
+                    text_level = text_difficulty_level(reading.text, d3)
                     factor = random.gauss(0.8, 0.1)  # a number drawn from Gaussian distribution with a mean of 0.8 and a stand deviation of 1
-                    if reading['article_id'] not in visited_articles["article_ids"] and within_range(text_level, user_level, (8.0 - user_level) * factor):  # 新的文章之前没有出现过且符合一定范围的水平
+                    if reading.article_id not in visited_articles["article_ids"] and within_range(text_level, user_level, (8.0 - user_level) * factor):  # 新的文章之前没有出现过且符合一定范围的水平
                         d = reading
-                        visited_articles["article_ids"].append(d['article_id'])  # 列表添加新的文章id；下面进行
+                        visited_articles["article_ids"].append(d.article_id)  # 列表添加新的文章id；下面进行
                         result_of_generate_article = "found"
                         break
                 if result_of_generate_article == "found":  # 用于成功找到文章后及时退出外层循环
@@ -81,7 +75,7 @@ def get_today_article(user_word_list, visited_articles):
             visited_articles["article_ids"].append('null')
     else:  # 生成已经阅读过的文章
         d = random.choice(result)
-        text_level = text_difficulty_level(d['text'], d3)
+        text_level = text_difficulty_level(d.text, d3)
         result_of_generate_article = "found"
 
     today_article = None
@@ -89,12 +83,12 @@ def get_today_article(user_word_list, visited_articles):
         today_article = {
             "user_level": '%4.2f' % user_level,
             "text_level": '%4.2f' % text_level,
-            "date": d['date'],
+            "date": d.date,
-            "article_title": get_article_title(d['text']),
+            "article_title": get_article_title(d.text),
-            "article_body": get_article_body(d['text']),
+            "article_body": get_article_body(d.text),
-            "source": d["source"],
+            "source": d.source,
-            "question": get_question_part(d['question']),
+            "question": get_question_part(d.question),
-            "answer": get_answer_part(d['question'])
+            "answer": get_answer_part(d.question)
         }
 
     return visited_articles, today_article, result_of_generate_article

app/difficulty.py

@@ -8,7 +8,6 @@
 import pickle
 import math
 from wordfreqCMD import remove_punctuation, freq, sort_in_descending_order, sort_in_ascending_order
-import snowballstemmer
 
 
 def load_record(pickle_fname):
@@ -18,50 +17,40 @@ def load_record(pickle_fname):
     return d
 
 
-def convert_test_type_to_difficulty_level(d):
+def difficulty_level_from_frequency(word, d):
-    """
+    level = 1
-    对原本的单词库中的单词进行难度评级
+    if not word in d:
-    :param d: 存储了单词库pickle文件中的单词的字典
+        return level
-    :return:
-    """
-    result = {}
-    L = list(d.keys())  # in d, we have test types (e.g., CET4,CET6,BBC) for each word
     
-    for k in L:
+    if 'what' in d:
-        if 'CET4' in d[k]:
+        ratio = (d['what']+1)/(d[word]+1) # what is a frequent word
-            result[k] = 4  # CET4 word has level 4
+        level = math.log( max(ratio, 1), 2)
-        elif 'OXFORD3000' in d[k]:
-            result[k] = 5
-        elif 'CET6' in d[k] or 'GRADUATE' in d[k]:
-            result[k] = 6
-        elif 'OXFORD5000' in d[k] or 'IELTS' in d[k]:
-            result[k] = 7
-        elif 'BBC' in d[k]:
-            result[k] = 8
 
-    return result  # {'apple': 4, ...}
+    level = min(level, 8) 
+    return level
 
 
-def get_difficulty_level_for_user(d1, d2):
+def get_difficulty_level(d1, d2):
-    """
+    d = {}
-    d2 来自于词库的35511个已标记单词
+    L = list(d1.keys())  # in d1, we have freuqence for each word
-    d1 用户不会的词
+    L2 = list(d2.keys()) # in d2, we have test types (e.g., CET4,CET6,BBC) for each word
-    在d2的后面添加单词，没有新建一个新的字典
+    L.extend(L2)
-    """
+    L3 = list(set(L)) # L3 contains all words
-    # TODO: convert_test_type_to_difficulty_level() should not be called every time.  Each word's difficulty level should be pre-computed.
+    for k in L3:
-    d2 = convert_test_type_to_difficulty_level(d2)  # 根据d2的标记评级{'apple': 4, 'abandon': 4, ...}
+        if k in d2:
-    stemmer = snowballstemmer.stemmer('english')
+            if 'CET4' in d2[k]:
+                d[k] = 4 # CET4 word has level 4
+            elif 'CET6' in d2[k]:
+                d[k] = 6
+            elif 'BBC' in d2[k]:
+                d[k] = 8
+                if k in d1: # BBC could contain easy words that are not in CET4 or CET6.  So 4 is not reasonable.  Recompute difficulty level.
+                    d[k] = min(difficulty_level_from_frequency(k, d1), d[k])
+        elif k in d1:
+            d[k] = difficulty_level_from_frequency(k, d1)
+
+    return d
 
-    for k in d1:  # 用户的词
-        if k in d2:  # 如果用户的词以原型的形式存在于词库d2中
-            continue  # 无需评级，跳过
-        else:
-            stem = stemmer.stemWord(k)
-            if stem in d2:  # 如果用户的词的词根存在于词库d2的词根库中
-                d2[k] = d2[stem]  # 按照词根进行评级
-            else:
-                d2[k] = 3  # 如果k的词根都不在，那么就当认为是3级
-    return d2
         
 
 def revert_dict(d):
@@ -73,8 +62,7 @@ def revert_dict(d):
     for k in d:
         if type(d[k]) is list:  # d[k] is a list of dates.
             lst = d[k]
-        elif type(d[
+        elif type(d[k]) is int: # for backward compatibility.  d was sth like {'word':1}.  The value d[k] is not a list of dates, but a number representing how frequent this word had been added to the new word book. 
-                      k]) is int:  # for backward compatibility.  d was sth like {'word':1}.  The value d[k] is not a list of dates, but a number representing how frequent this word had been added to the new word book.
             freq = d[k]
             lst = freq*['2021082019'] # why choose this date?  No particular reasons.  I fix the bug in this date.
 
@@ -91,8 +79,7 @@ def user_difficulty_level(d_user, d):
     d_user2 = revert_dict(d_user) # key is date, and value is a list of words added in that date
     count = 0
     geometric = 1
-    for date in sorted(d_user2.keys(),
+    for date in sorted(d_user2.keys(), reverse=True): # most recently added words are more important while determining user's level
-                       reverse=True):  # most recently added words are more important while determining user's level
         lst = d_user2[date] # a list of words
         lst2 = [] # a list of tuples, (word, difficulty level)
         for  word in lst:
@@ -118,10 +105,9 @@ def text_difficulty_level(s, d):
     L = freq(s)
 
     lst = [] # a list of tuples, each tuple being (word, difficulty level)
-    stop_words = {'the':1, 'and':1, 'of':1, 'to':1, 'what':1, 'in':1, 'there':1, 'when':1, 'them':1, 'would':1, 'will':1, 'out':1, 'his':1, 'mr':1, 'that':1, 'up':1, 'more':1, 'your':1, 'it':1, 'now':1, 'very':1, 'then':1, 'could':1, 'he':1, 'any':1, 'some':1, 'with':1, 'into':1, 'you':1, 'our':1, 'man':1, 'other':1, 'time':1, 'was':1, 'than':1, 'know':1, 'about':1, 'only':1, 'like':1, 'how':1, 'see':1, 'is':1, 'before':1, 'such':1, 'little':1, 'two':1, 'its':1, 'as':1, 'these':1, 'may':1, 'much':1, 'down':1, 'for':1, 'well':1, 'should':1, 'those':1, 'after':1, 'same':1, 'must':1, 'say':1, 'first':1, 'again':1, 'us':1, 'great':1, 'where':1, 'being':1, 'come':1, 'over':1, 'good':1, 'himself':1, 'am':1, 'never':1, 'on':1, 'old':1, 'here':1, 'way':1, 'at':1, 'go':1, 'upon':1, 'have':1, 'had':1, 'without':1, 'my':1, 'day':1, 'be':1, 'but':1, 'though':1, 'from':1, 'not':1, 'too':1, 'another':1, 'this':1, 'even':1, 'still':1, 'her':1, 'yet':1, 'under':1, 'by':1, 'let':1, 'just':1, 'all':1, 'because':1, 'we':1, 'always':1, 'off':1, 'yes':1, 'so':1, 'while':1, 'why':1, 'which':1, 'me':1, 'are':1, 'or':1, 'no':1, 'if':1, 'an':1, 'also':1, 'thus':1, 'who':1, 'cannot':1, 'she':1, 'whether':1} # ignore these words while computing the artile's difficulty level
     for x in L:
         word = x[0]
-        if word not in stop_words and word in d:
+        if word in d:
             lst.append((word, d[word]))
 
     lst2 = sort_in_descending_order(lst) # most difficult words on top
@@ -139,14 +125,18 @@ def text_difficulty_level(s, d):
     return geometric**(1/max(count,1))
 
 
+
 if __name__ == '__main__':
+
+
     d1 = load_record('frequency.p')
     #print(d1)
 
     d2 = load_record('words_and_tests.p')
     #print(d2)
 
-    d3 = get_difficulty_level_for_user(d1, d2)
+
+    d3 = get_difficulty_level(d1, d2)
 
     s = '''
 South Lawn
@@ -207,6 +197,7 @@ Amidst the aftermath of this shocking referendum vote, there is great uncertaint
 
 '''
 
+
     s = '''
 British Prime Minister Boris Johnson walks towards a voting station during the Brexit referendum in Britain, June 23, 2016. (Photo: EPA-EFE)
 
@@ -227,6 +218,7 @@ The prime minister was forced to ask for an extension to Britain's EU departure
 Johnson has repeatedly pledged to finalize the first stage, a transition deal, of Britain's EU divorce battle by Oct. 31. A second stage will involve negotiating its future relationship with the EU on trade, security and other salient issues.
 '''
 
+
     s = '''
 Thank you very much. We have a Cabinet meeting. We’ll have a few questions after grace. And, if you would, Ben, please do the honors.
 
@@ -241,11 +233,17 @@ We need — for our farmers, our manufacturers, for, frankly, unions and non-uni
 
 '''
 
+
+
+
     #f = open('bbc-fulltext/bbc/entertainment/001.txt')
     f = open('wordlist.txt')
     s = f.read()
     f.close()
 
+
+
+    
     print(text_difficulty_level(s, d3))
 
             

app/model/article.py

@@ -32,3 +32,14 @@ def get_page_articles(num, size):
             x
             for x in Article.select().order_by(desc(Article.article_id)).page(num, size)
         ]
+
+def get_article():
+    with db_session:
+        return Article.select()[:]
+
+def get_article_by_id(article_id):
+    article_id &= 0xFFFFFFFF  # max 32 bits
+    with db_session:
+        article = Article.select(article_id=article_id)
+        if article:
+            return article.first()

app/static/config.yml

@@ -7,7 +7,6 @@ css:
 js:
   head: # 在页面加载之前加载
     - ../static/js/jquery.js
-    - ../static/js/read.js
     - ../static/js/word_operation.js
   bottom: # 在页面加载完之后加载
     - ../static/js/fillword.js

app/static/js/fillword.js

@@ -1,5 +1,9 @@
 let isRead = true;
 let isChoose = true;
+let reader = window.speechSynthesis; // 全局定义朗读者，以便朗读和暂停
+let current_position = 0; // 朗读文本的当前位置
+let original_position = 0; // 朗读文本的初始位置
+let to_speak = ""; // 朗读的初始内容
 
 function getWord() {
     return window.getSelection ? window.getSelection() : document.selection.createRange().text;
@@ -7,7 +11,7 @@ function getWord() {
 
 function fillInWord() {
     let word = getWord();
-    if (isRead) Reader.read(word, inputSlider.value);
+    if (isRead) read(word);
     if (!isChoose) return;
     const element = document.getElementById("selected-words");
     element.value = element.value + " " + word;
@@ -15,17 +19,50 @@ function fillInWord() {
 
 document.getElementById("text-content").addEventListener("click", fillInWord, false);
 
-const sliderValue = document.getElementById("rangeValue");
+function makeUtterance(str, rate) {
-const inputSlider = document.getElementById("rangeComponent");
+    let msg = new SpeechSynthesisUtterance(str);
+    msg.rate = rate;
+    msg.lang = "en-US"; // TODO: add language options menu
+    msg.onboundary = ev => {
+        if (ev.name == "word") {
+            current_position = ev.charIndex;
+        }
+    }
+    return msg;
+}
+
+const sliderValue = document.getElementById("rangeValue"); // 显示值
+const inputSlider = document.getElementById("rangeComponent"); // 滑块元素
 inputSlider.oninput = () => {
-    let value = inputSlider.value;
+    let value = inputSlider.value; // 获取滑块的值
     sliderValue.textContent = value + '×';
+    if (!reader.speaking) return;
+    reader.cancel();
+    let msg = makeUtterance(to_speak.substring(original_position + current_position), value);
+    original_position = original_position + current_position;
+    current_position = 0;
+    reader.speak(msg);
 };
 
+function read(s) {
+    to_speak = s.toString();
+    original_position = 0;
+    current_position = 0;
+    let msg = makeUtterance(to_speak, inputSlider.value);
+    reader.speak(msg);
+}
+
 function onReadClick() {
     isRead = !isRead;
+    if (!isRead) {
+        reader.cancel();
+    }
 }
 
 function onChooseClick() {
     isChoose = !isChoose;
 }
+
+function stopRead() {
+    reader.cancel();
+}

app/static/js/highlight.js

@@ -23,6 +23,8 @@ function getWord() {
 function highLight() {
     if (!isHighlight) return;
     let articleContent = document.getElementById("article").innerText; //将原来的.innerText改为.innerHtml，使用innerText会把原文章中所包含的<br>标签去除，导致处理后的文章内容失去了原来的格式
+    let articleTitle = document.getElementById("article_title").innerText;//获取文章标题对象的引用
+    let articleQuestion = document.getElementById("question").innerText;//获取文章问题对象的引用
     let pickedWords = document.getElementById("selected-words");  // words picked to the text area
     let dictionaryWords = document.getElementById("selected-words2"); // words appearing in the user's new words list
     let allWords = "";  //初始化allWords的值，避免进入判断后编译器认为allWords未初始化的问题
@@ -42,6 +44,8 @@ function highLight() {
 
             //修改代码
             let articleContent_fb = articleContent;  //文章副本
+            let articleTitle_fb = articleTitle;
+            let articleQuestion_fb = articleQuestion;
             while(articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
                 //找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
                 const index = articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase());
@@ -50,13 +54,33 @@ function highLight() {
                 articleContent_fb = articleContent_fb.substring(index + list[i].length);    // 使用副本中list[i]之后的子串替换掉副本
                 articleContent = articleContent.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
             }
+            while(articleTitle_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
+                //找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
+                const index = articleTitle_fb.toLowerCase().indexOf(list[i].toLowerCase());
+                list[i] = articleTitle_fb.substring(index, index + list[i].length);
+
+                articleTitle_fb = articleTitle_fb.substring(index + list[i].length);    // 使用副本中list[i]之后的子串替换掉副本
+                articleTitle = articleTitle.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
+            }
+            while(articleQuestion_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
+                //找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
+                const index = articleQuestion_fb.toLowerCase().indexOf(list[i].toLowerCase());
+                list[i] = articleQuestion_fb.substring(index, index + list[i].length);
+
+                articleQuestion_fb = articleQuestion_fb.substring(index + list[i].length);    // 使用副本中list[i]之后的子串替换掉副本
+                articleQuestion = articleQuestion.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
+            }
         }
     }
     document.getElementById("article").innerHTML = articleContent;
+    document.getElementById("article_title").innerHTML = articleTitle;
+    document.getElementById("question").innerHTML = articleQuestion;
 }
 
 function cancelHighlighting() {
     let articleContent = document.getElementById("article").innerText;//将原来的.innerText改为.innerHtml，原因同上
+    let articleTitle = document.getElementById("article_title").innerText;//获取文章标题对象的引用
+    let articleQuestion = document.getElementById("question").innerText;//获取文章问题对象的引用
     let pickedWords = document.getElementById("selected-words");
     const dictionaryWords = document.getElementById("selected-words2");    
     const list = pickedWords.value.split(" ");    
@@ -65,6 +89,8 @@ function cancelHighlighting() {
             list[i] = list[i].replace(/(^\s*)|(\s*$)/g, "");
             if (list[i] !== "") { //原来判断的代码中，替换的内容为“list[i]”这个字符串，这明显是错误的，我们需要替换的是list[i]里的内容
                 articleContent = articleContent.replace(new RegExp("<mark>"+list[i]+"</mark>", "g"), list[i]);
+                articleTitle = articleTitle.replace(new RegExp("<mark>"+list[i]+"</mark>", "g"), list[i]);
+                articleQuestion = articleQuestion.replace(new RegExp("<mark>"+list[i]+"</mark>", "g"), list[i]);
             }
         }
     }
@@ -75,10 +101,14 @@ function cancelHighlighting() {
             list2[i] = list2[i].replace(/(^\s*)|(\s*$)/g, "");
             if (list2[i] !== "") { //原来代码中，替换的内容为“list[i]”这个字符串，这明显是错误的，我们需要替换的是list[i]里的内容
                 articleContent = articleContent.replace(new RegExp("<mark>"+list2[i]+"</mark>", "g"), list2[i]);
+                articleTitle = articleTitle.replace(new RegExp("<mark>"+list2[i]+"</mark>", "g"), list2[i]);
+                articleQuestion = articleQuestion.replace(new RegExp("<mark>"+list2[i]+"</mark>", "g"), list2[i]);
             }
         }
     }
     document.getElementById("article").innerHTML = articleContent;
+    document.getElementById("article_title").innerHTML = articleTitle;
+    document.getElementById("question").innerHTML = articleQuestion;
 }
 
 function fillInWord() {

app/static/js/read.js

@@ -1,35 +0,0 @@
-var Reader = (function() {
-    let reader = window.speechSynthesis;
-    let current_position = 0;
-    let original_position = 0;
-    let to_speak = "";
-
-    function makeUtterance(str, rate) {
-        let msg = new SpeechSynthesisUtterance(str);
-        msg.rate = rate;
-        msg.lang = "en-US";
-        msg.onboundary = ev => {
-            if (ev.name == "word") {
-                current_position = ev.charIndex;
-            }
-        }
-        return msg;
-    }
-
-    function read(s, rate) {
-        to_speak = s.toString();
-        original_position = 0;
-        current_position = 0;
-        let msg = makeUtterance(to_speak, rate);
-        reader.speak(msg);
-    }
-
-    function stopRead() {
-        reader.cancel();
-    }
-
-    return {
-        read: read,
-        stopRead: stopRead
-    };
-})();

app/static/js/word_operation.js

@@ -62,13 +62,6 @@ function delete_word(theWord) {
     });
 }
 
-function read_word(theWord) {
-    let to_speak = $("#word_" + theWord).text();
-    original_position = 0;
-    current_position = 0;
-    Reader.read(to_speak, inputSlider.value);
-}
-
 /* 
  * interface Word {
  *   word: string,
@@ -102,7 +95,6 @@ function wordTemplate(word) {
         <a class="btn btn-success" onclick="familiar('${word.word}')" role="button">熟悉</a>
         <a class="btn btn-warning" onclick="unfamiliar('${word.word}')" role="button">不熟悉</a>
         <a class="btn btn-danger" onclick="delete_word('${word.word}')" role="button">删除</a>
-        <a class="btn btn-info" onclick="read_word('${word.word}')" role="button">朗读</a>
     </p>`;
 }
 

app/templates/userpage_get.html

@@ -49,19 +49,23 @@
 {#        <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
 {#    {% endfor %}#}
 
-        <button class="btn btn-success" id="load_next_article" onclick="load_next_article()"> 下一篇 Next Article </button>
+    {% if result_of_generate_article != "had read all articles" %}
-        <button class="btn btn-success" id="load_pre_article" onclick="load_pre_article()" > 上一篇 Previous Article </button>
+        <a id="next_btn" class="btn btn-success" href="/{{ username }}/reset" role="button"> 下一篇 Next Article </a>
+    {% endif %}
+    {% if session.get('visited_articles') and session.get('visited_articles')['index']>0 %}
+        <a id="pre_btn" class="btn btn-success" href="/{{ username }}/back" role="button"> 上一篇 Previous Article </a>
+    {% endif %}
 
     <p><b>阅读文章并回答问题</b></p>
     <div id="text-content">
-        <div id="found">
+        {% if result_of_generate_article == 'found' %}
-            <div class="alert alert-success" role="alert">According to your word list, your level is <span class="badge bg-success" id="user-level">{{ today_article["user_level"] }}</span>  and we have chosen an article with a difficulty level of <span class="badge bg-success" id="text_level">{{ today_article["text_level"] }}</span> for you.</div>
+            <div class="alert alert-success" role="alert">According to your word list, your level is <span class="badge bg-success">{{ today_article["user_level"] }}</span>  and we have chosen an article with a difficulty level of <span class="badge bg-success">{{ today_article["text_level"] }}</span> for you.</div>
-                <p class="text-muted" id="date">Article added on: {{ today_article["date"] }}</p><br/>
+                <p class="text-muted">Article added on: {{ today_article["date"] }}</p><br/>
             <div class="p-3 mb-2 bg-light text-dark"><br/>
-            <p class="display-5" id="article_title">{{ today_article["article_title"] }}</p><br/>
+            <p class="display-5"><font id="article_title">{{ today_article["article_title"] }}</font></p><br/>
             <p class="lead"><font id="article" size=2>{{ today_article["article_body"] }}</font></p><br/>
-            <p><small class="text-muted" id="source">{{ today_article['source'] }}</small></p><br/>
+            <p><small class="text-muted">{{ today_article['source'] }}</small></p><br/>
-            <p><b id="question">{{ today_article['question'] }}</b></p><br/>
+            <p><b><font id="question">{{ today_article['question'] }}</font></b></p><br/>
                 <script type="text/javascript">
                     function toggle_visibility(id) { {# https://css-tricks.com/snippets/javascript/showhide-element/#}
                         const e = document.getElementById(id);
@@ -74,13 +78,15 @@
                 <button onclick="toggle_visibility('answer');">ANSWER</button>
                 <div id="answer" style="display:none;">{{ today_article['answer'] }}</div><br/>
             </div>
-        </div>
+        {% elif result_of_generate_article == "not found" %}
-        <div class="alert alert-success" role="alert" id="not_found" style="display:none;">
+            <div class="alert alert-success" role="alert">
                 <p class="text-muted"><span class="badge bg-success">Notes:</span><br>No article is currently available for you. You can try again a few times or mark new words in the passage to improve your level.</p>
             </div>
-        <div class="alert alert-success" role="alert" id="read_all" style="display:none;">
+        {% elif result_of_generate_article == "had read all articles" %}
+            <div class="alert alert-success" role="alert">
                 <p class="text-muted"><span class="badge bg-success">Notes:</span><br>You've read all the articles.</p>
             </div>
+        {% endif %}
     </div>
 
     <input type="checkbox" onclick="toggleHighlighting()" checked/>生词高亮
@@ -133,7 +139,6 @@
                     <a class="btn btn-success" onclick="familiar('{{ word }}')" role="button">熟悉</a>
                     <a class="btn btn-warning" onclick="unfamiliar('{{ word }}')" role="button">不熟悉</a>
                     <a class="btn btn-danger" onclick="delete_word('{{ word }}')" role="button">删除</a>
-                    <a class="btn btn-info" onclick="read_word('{{ word }}')" role="button">朗读</a>
                 </p>
             {% endfor %}
         </div>
@@ -146,67 +151,6 @@
         <script src="{{ js }}"></script>
     {% endfor %}
 {% endif %}
-<script type="text/javascript">
-    function load_next_article(){
-        $.ajax({
-            url: '/get_next_article/{{username}}',
-            dataType: 'json',
-            success: function(data) {
-                // 更新页面内容
-                if(data['today_article']){
-                    update(data['today_article']);
-                    check_pre(data['visited_articles']);
-                    check_next(data['result_of_generate_article']);
-                }
-            }
-        });
-    }
-    function load_pre_article(){
-        $.ajax({
-            url: '/get_pre_article/{{username}}',
-            dataType: 'json',
-            success: function(data) {
-                // 更新页面内容
-                if(data['today_article']){
-                    update(data['today_article']);
-                    check_pre(data['visited_articles']);
-                }
-            }
-        });
-    }
-    function update(today_article){
-        $('#user-level').html(today_article['user_level']);
-        $('#text_level').html(today_article["text_level"]);
-        $('#date').html('Article added on: '+today_article["date"]);
-        $('#article_title').html(today_article["article_title"]);
-        $('#article').html(today_article["article_body"]);
-        $('#source').html(today_article['source']);
-        $('#question').html(today_article["question"]);
-        $('#answer').html(today_article["answer"]);
-    }
-<!-- 检查是否存在上一篇或下一篇，不存在则对应按钮隐藏-->
-    function check_pre(visited_articles){
-        if((visited_articles=='')||(visited_articles['index']<=0)){
-            $('#load_pre_article').hide();
-        }else{
-            $('#load_pre_article').show();
-        }
-    }
-    function check_next(result_of_generate_article){
-        if(result_of_generate_article == "found"){
-            $('#found').show();$('#not_found').hide();
-            $('#read_all').hide();
-        }else if(result_of_generate_article == "not found"){
-            $('#found').hide();
-            $('#not_found').show();
-            $('#read_all').hide();
-        }else{
-            $('#found').hide();
-            $('#not_found').hide();
-            $('#read_all').show();
-        }
-    }
-</script>
 </body>
 <style>
     mark {

app/user_service.py

@@ -21,10 +21,14 @@ userService = Blueprint("user_bp", __name__)
 path_prefix = '/var/www/wordfreq/wordfreq/'
 path_prefix = './'  # comment this line in deployment
 
-@userService.route("/get_next_article/<username>",methods=['GET','POST'])
+
-def get_next_article(username):
+@userService.route("/<username>/reset", methods=['GET', 'POST'])
-    user_freq_record = path_prefix + 'static/frequency/' + 'frequency_%s.pickle' % (username)
+def user_reset(username):
-    session['old_articleID'] = session.get('articleID')
+    '''
+    用户界面
+    :param username: 用户名
+    :return: 返回页面内容
+    '''
     if request.method == 'GET':
         visited_articles = session.get("visited_articles")
         if visited_articles['article_ids'][-1] == "null":  # 如果当前还是“null”，则将“null”pop出来,无需index+=1
@@ -32,35 +36,26 @@ def get_next_article(username):
         else:  # 当前不为“null”，直接 index+=1
             visited_articles["index"] += 1
         session["visited_articles"] = visited_articles
-        visited_articles, today_article, result_of_generate_article = get_today_article(user_freq_record, session.get('visited_articles'))
+        return redirect(url_for('user_bp.userpage', username=username))
-        data = {
-            'visited_articles': visited_articles,
-            'today_article': today_article,
-            'result_of_generate_article': result_of_generate_article
-        }
     else:
         return 'Under construction'
-    return json.dumps(data)
 
-@userService.route("/get_pre_article/<username>",methods=['GET'])
+@userService.route("/<username>/back", methods=['GET'])
-def get_pre_article(username):
+def user_back(username):
-    user_freq_record = path_prefix + 'static/frequency/' + 'frequency_%s.pickle' % (username)
+    '''
+    用户界面
+    :param username: 用户名
+    :return: 返回页面内容
+    '''
     if request.method == 'GET':
         visited_articles = session.get("visited_articles")
-        if(visited_articles["index"]==0):
-            data=''
-        else:
         visited_articles["index"] -= 1  # 上一篇，index-=1
         if visited_articles['article_ids'][-1] == "null":  # 如果当前还是“null”，则将“null”pop出来
             visited_articles['article_ids'].pop()
         session["visited_articles"] = visited_articles
-            visited_articles, today_article, result_of_generate_article = get_today_article(user_freq_record, session.get('visited_articles'))
+        return redirect(url_for('user_bp.userpage', username=username))
-            data = {
+
-                'visited_articles': visited_articles,
+
-                'today_article': today_article,
-                'result_of_generate_article':result_of_generate_article
-            }
-        return json.dumps(data)
 
 @userService.route("/<username>/<word>/unfamiliar", methods=['GET', 'POST'])
 def unfamiliar(username, word):
@@ -159,6 +154,10 @@ def userpage(username):
                                yml=Yaml.yml,
                                words=words)
 
+
+
+
+
 @userService.route("/<username>/mark", methods=['GET', 'POST'])
 def user_mark_word(username):
     '''

app/wordfreqCMD.py

@@ -39,7 +39,7 @@ def file2str(fname):#文件转字符
 
 
 def remove_punctuation(s): # 这里是s是形参 (parameter)。函数被调用时才给s赋值。
-    special_characters = '\_©~<=>+/[]*&$%^@.,?!:;#()"“”—‘’{}|' # 把里面的字符都去掉
+    special_characters = '\_©~<=>+-/[]*&$%^@.,?!:;#()"“”—‘’{}|' # 把里面的字符都去掉
     for c in special_characters:
         s = s.replace(c, ' ') # 防止出现把 apple,apple 移掉逗号后变成 appleapple 情况
     s = s.replace('--', ' ')

requirements.txt

@@ -2,4 +2,3 @@ Flask==1.1.2
 selenium==3.141.0
 PyYAML~=6.0
 pony==0.7.16
-snowballstemmer==2.2.0