基于网络爬虫技术的天气数据查询有需求文档 流程图 要求分析以及全部代码T66656ZIP天气查询.zip 104.09KB 立即下载资源文件列表:ZIP 天气查询.zip 大约有3个文件 天气查询/1_基于网络爬虫技术的天气数据查询_需求分析文档.docx 17.99KB 天气查询/2_基于网络爬虫技术的天气数据查询_设计文档.docx 91.78KB 天气查询/main.c 6.48KB 资源介绍: 本程序是一个基于C语言编写的天气查询工具,它通过网络请求(HTTP GET请求)从api.k780.com这一天气预报API接口获取特定城市的实时天气、一周天气预报以及生活指数信息。用户可以通过命令行界面(CLI)与程序交互,选择想要查询的天气类型(实时天气、一周天气预报、生活指数)以及输入想要查询的城市名称(默认为成都)。程序会向服务器发送相应的HTTP请求,并解析返回的JSON格式数据,最后将用户关心的天气信息格式化输出到控制台。 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89738608/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89738608/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">基于网络爬虫技术的天气数据查询</div><div class="t m0 x2 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">设计文档</div><div class="t m1 x3 h3 y3 ff2 fs1 fc1 sc0 ls0 ws0">(注:设计文档应该分别写在两个文件中:</div><div class="t m0 x4 h4 y3 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 x5 h3 y3 ff2 fs1 fc1 sc0 ls0 ws0">概要设计文档和详细设计文档,因为当前的系统相对简</div><div class="t m1 x3 h3 y4 ff2 fs1 fc1 sc0 ls0 ws0">单,</div><div class="t m0 x6 h4 y4 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 x7 h3 y4 ff2 fs1 fc1 sc0 ls0 ws0">所以把两个文档写在一起,方便参考)</div><div class="t m0 x8 h5 y5 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">系统名称:<span class="ff6"> </span>基于网络爬虫技术的天气数据查询系统</span></div><div class="t m0 x8 h5 y6 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">文档作者:<span class="ff6">H</span></span></div><div class="t m0 x8 h5 y7 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">创作时间:<span class="ff6">2024-08-30</span></span></div><div class="t m0 x8 h5 y8 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">最新修改时间:<span class="ff6">2024-08-30</span></span></div><div class="t m0 x8 h5 y9 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">最新版本号:<span class="ff6"> 1.2</span></span></div><div class="t m0 x8 h6 ya ff7 fs3 fc2 sc0 ls0 ws0">1.<span class="_ _1"> </span><span class="ff1 fc0">背景描述</span></div><div class="t m0 x3 h7 yb ff6 fs2 fc2 sc0 ls0 ws0"> <span class="ff8 fs4 fc3">本程序是一个基于<span class="_ _2"> </span><span class="ff9">C<span class="_"> </span></span>语言编写的天气查询工具,它通过网络请求(<span class="ff9">HTTP GET<span class="_"> </span></span>请求)从<span class="_ _2"> </span><span class="ffa fs5">api.k780.com<span class="_ _3"> </span></span>这一天气</span></div><div class="t m0 x3 h7 yc ff8 fs4 fc3 sc0 ls0 ws0">预报<span class="_ _2"> </span><span class="ff9">API<span class="_"> </span></span>接口获取特定城市的实时天气、一周天气预报以及生活指数信息。用户可以通过命令行界面(<span class="ff9">CLI</span>)与程</div><div class="t m0 x3 h7 yd ff8 fs4 fc3 sc0 ls0 ws0">序交互,选择想要查询的天气类型(实时天气、一周天气预报、生活指数)以及输入想要查询的城市名称(默认为</div><div class="t m0 x3 h7 ye ff8 fs4 fc3 sc0 ls0 ws0">成都)。程序会向服务器发送相应的<span class="_ _2"> </span><span class="ff9">HTTP<span class="_"> </span></span>请求,并解析返回的<span class="_ _3"> </span><span class="ff9">JSON<span class="_"> </span></span>格式数据,最后将用户关心的天气信息格式</div><div class="t m0 x3 h7 yf ff8 fs4 fc3 sc0 ls0 ws0">化输出到控制台。</div><div class="t m0 x8 h5 y10 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">客户名称:<span class="ff6"> T. GUO</span></span></div><div class="t m0 x8 h5 y11 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">开发者名称:<span class="ff6">H</span></span></div><div class="t m0 x8 h5 y12 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">专门术语<span class="ff6">:</span></span></div><div class="t m0 x9 h8 y13 ff6 fs6 fc2 sc0 ls0 ws0">1<span class="ff5">)<span class="_ _4"> </span><span class="fs2">网络爬虫技术</span>:</span></div><div class="t m0 x8 h6 y14 ff7 fs3 fc0 sc0 ls0 ws0">2.<span class="_ _1"> </span><span class="ff1">概要设计文档</span></div><div class="t m1 x3 h3 y15 ff2 fs1 fc1 sc0 ls0 ws0">(注:概要设计主要是把需求分析阶段得到的用户用例转化成软件解耦和数据结构,将一个复杂系统按</div><div class="t m1 x3 h3 y16 ff2 fs1 fc1 sc0 ls0 ws0">照功能进行活块划分,</div><div class="t m0 xa h4 y16 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 xb h3 y16 ff2 fs1 fc1 sc0 ls0 ws0">建立模块的层级结构及调用关系,确定模块之间的借口及人机交互界面。</div><div class="t m0 xc h4 y16 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 xd h3 y16 ff2 fs1 fc1 sc0 ls0 ws0">因此</div><div class="t m1 x3 h3 y17 ff2 fs1 fc1 sc0 ls0 ws0">可以吧概要设计文档看做是用户需求和设计之间的桥梁</div><div class="t m0 xe h4 y17 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 xf h3 y17 ff2 fs1 fc1 sc0 ls0 ws0">,代表图之一为系统结构图)</div><div class="t m0 x10 h9 y17 ff6 fs6 fc2 sc0 ls0 ws0"> </div><div class="t m0 x11 ha y18 ff7 fs6 fc4 sc0 ls0 ws0">2.1<span class="_ _5"> </span><span class="ff1">系统结构图</span></div><div class="t m0 x11 h9 y19 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y1a ff6 fs6 fc2 sc0 ls0 ws0">| User Input | </div><div class="t m0 x11 h9 y1b ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y1c ff6 fs6 fc2 sc0 ls0 ws0"> | </div><div class="t m0 x11 h9 y1d ff6 fs6 fc2 sc0 ls0 ws0"> v </div><div class="t m0 x11 h9 y1e ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y1f ff6 fs6 fc2 sc0 ls0 ws0">| Main Logic | </div><div class="t m0 x11 h9 y20 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y21 ff6 fs6 fc2 sc0 ls0 ws0"> | </div><div class="t m0 x11 h9 y22 ff6 fs6 fc2 sc0 ls0 ws0"> v </div><div class="t m0 x11 h9 y23 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y24 ff6 fs6 fc2 sc0 ls0 ws0">| HTTP Client | </div><div class="t m0 x11 h9 y25 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y26 ff6 fs6 fc2 sc0 ls0 ws0"> | </div><div class="t m0 x11 h9 y27 ff6 fs6 fc2 sc0 ls0 ws0"> v </div><div class="t m0 x11 h9 y28 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y29 ff6 fs6 fc2 sc0 ls0 ws0">| Weather API | </div><div class="t m0 x11 h9 y2a ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y2b ff6 fs6 fc2 sc0 ls0 ws0"> | </div><div class="t m0 x11 h9 y2c ff6 fs6 fc2 sc0 ls0 ws0"> v </div></div><div class="pi" data-data='{"ctm":[1.611639,0.000000,0.000000,1.611639,0.000000,0.000000]}'></div></div><div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89738608/bg2.jpg"><div class="t m0 x11 h9 y2d ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y2e ff6 fs6 fc2 sc0 ls0 ws0">| Data Parser | </div><div class="t m0 x11 h9 y2f ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y30 ff6 fs6 fc2 sc0 ls0 ws0"> | </div><div class="t m0 x11 h9 y31 ff6 fs6 fc2 sc0 ls0 ws0"> v </div><div class="t m0 x11 h9 y32 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+ </div><div class="t m0 x11 h9 y33 ff6 fs6 fc2 sc0 ls0 ws0">| User Output | </div><div class="t m0 x11 h9 y34 ff6 fs6 fc2 sc0 ls0 ws0">+---------------+</div><div class="t m0 x12 h8 y35 ff5 fs6 fc2 sc0 ls0 ws0">图<span class="_ _5"> </span><span class="ff6">1.</span></div><div class="t m0 x8 h9 y36 ff6 fs6 fc2 sc0 ls0 ws0">1.<span class="_ _6"> </span><span class="ffb fs7">User Input<span class="ff9">: <span class="ff8">用户通过命令行输入查询指令</span>,<span class="ff8">如设置城市、查询实时天气等。</span></span></span></div><div class="t m0 x8 h9 y37 ff6 fs6 fc2 sc0 ls0 ws0">2.<span class="_ _6"> </span><span class="ffb fs7">Main Logic<span class="ff9">: <span class="ff8">主程序逻辑</span>,<span class="ff8">负责解析用户输入</span>,<span class="ff8">调用相应的功能函数。</span></span></span></div><div class="t m0 x8 h9 y38 ff6 fs6 fc2 sc0 ls0 ws0">3.<span class="_ _6"> </span><span class="ffb fs7">HTTP Client<span class="ff9">: <span class="ff8">负责与天气<span class="_ _2"> </span></span>API<span class="_"> </span><span class="ff8">进行<span class="_ _2"> </span></span>HTTP<span class="_"> </span><span class="ff8">通信</span>,<span class="ff8">发送请求并接收响应。</span></span></span></div><div class="t m0 x8 h9 y39 ff6 fs6 fc2 sc0 ls0 ws0">4.<span class="_ _6"> </span><span class="ffb fs7">Weather API<span class="ff9">: <span class="ff8">提供天气数据的<span class="_ _2"> </span></span>API<span class="_"> </span><span class="ff8">接口</span>,<span class="ff8">本系统使用了<span class="_ _2"> </span></span>k780.com<span class="_"> </span><span class="ff8">的天气<span class="_ _7"> </span></span>API<span class="ff8">。</span></span></span></div><div class="t m0 x8 h9 y3a ff6 fs6 fc2 sc0 ls0 ws0">5.<span class="_ _6"> </span><span class="ffb fs7">Data Parser<span class="ff9">: <span class="ff8">负责解析<span class="_ _2"> </span></span>API<span class="_"> </span><span class="ff8">返回的<span class="_ _2"> </span></span>JSON<span class="_"> </span><span class="ff8">数据</span>,<span class="ff8">提取所需的天气信息。</span></span></span></div><div class="t m0 x8 h9 y3b ff6 fs6 fc2 sc0 ls0 ws0">6.<span class="_ _6"> </span><span class="ffb fs7">User Output<span class="ff9">: <span class="ff8">将解析后的天气信息以友好的格式输出给用户。</span></span></span></div><div class="t m0 x11 ha y3c ff7 fs6 fc4 sc0 ls0 ws0">2.2<span class="_ _5"> </span><span class="ff1">模块介绍:</span></div><div class="t m0 x3 hb y3d ffb fs7 fc3 sc0 ls0 ws0">1. <span class="ffc sc1">网络通信模块</span></div><div class="t m0 x13 h7 y3e ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _8"> </span><span class="ffc fs4 fc3 sc1">功能<span class="ff8 sc0">:负责创建网络连接,发送<span class="_ _2"> </span><span class="ffd">HTTP<span class="_ _5"> </span></span>请求到天气<span class="_ _3"> </span><span class="ffd">API<span class="_ _5"> </span></span>服务器,并接收服务器返回的<span class="_ _3"> </span><span class="ffd">JSON<span class="_ _5"> </span></span>格式数</span></span></div><div class="t m0 x3 h7 y3f ff8 fs4 fc3 sc0 ls0 ws0">据。</div><div class="t m0 x13 h7 y40 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _8"> </span><span class="ffc fs4 fc3 sc1">实现<span class="ff8 sc0">:使用<span class="_ _2"> </span><span class="ffd">Socket<span class="_ _5"> </span></span>编程,通过<span class="_ _3"> </span><span class="ffd">TCP/IP<span class="_ _5"> </span></span>协议与天气<span class="_ _3"> </span><span class="ffd">API<span class="_ _5"> </span></span>服务器建立连接。发送<span class="_ _2"> </span><span class="ffd">HTTP GET<span class="_ _5"> </span></span>请求,并</span></span></div><div class="t m0 x3 h7 y41 ff8 fs4 fc3 sc0 ls0 ws0">接收服务器响应。</div><div class="t m0 x3 hb y42 ffb fs7 fc3 sc0 ls0 ws0">2. <span class="ffc sc1">数据解析模块</span></div><div class="t m0 x13 h7 y43 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _8"> </span><span class="ffc fs4 fc3 sc1">功能<span class="ff8 sc0">:对从网络接收到的<span class="_ _2"> </span><span class="ffd">JSON<span class="_ _5"> </span></span>格式数据进行解析,提取出用户关心的天气信息,如温度、天气状况、</span></span></div><div class="t m0 x3 h7 y44 ff8 fs4 fc3 sc0 ls0 ws0">日期等。</div><div class="t m0 x13 h7 y45 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _8"> </span><span class="ffc fs4 fc3 sc1">实现<span class="ff8 sc0">:使用字符串处理函数(如<span class="_ _2"> </span><span class="ffa fs5">strstr</span><span class="ffd">, <span class="ffa fs5">strtok<span class="_ _3"> </span></span></span>等)对<span class="_ _2"> </span><span class="ffd">JSON<span class="_ _5"> </span></span>数据进行简单的文本解析,获取需要的数</span></span></div><div class="t m0 x3 h7 y46 ff8 fs4 fc3 sc0 ls0 ws0">据项。</div><div class="t m0 x11 hc y47 ff7 fs6 fc4 sc0 ls0 ws0"> </div><div class="t m0 x8 h6 y48 ff7 fs3 fc0 sc0 ls0 ws0">3.<span class="_ _1"> </span><span class="ff1">详细设计文档</span></div><div class="t m1 x9 h3 y49 ff2 fs1 fc1 sc0 ls0 ws0">(注:详细设计是相对于概要设计而言的,</div><div class="t m0 x14 h4 y49 ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 x15 h3 y49 ff2 fs1 fc1 sc0 ls0 ws0">可以作为需求人员、总体设计人员与开发人员的</div><div class="t m1 x9 h3 y4a ff2 fs1 fc1 sc0 ls0 ws0">沟通工具,以确保三方始终保持在同一理解的层面上。详细设计的目的主要是把静态页面无</div><div class="t m1 x9 h3 y4b ff2 fs1 fc1 sc0 ls0 ws0">法体现的设计和逻辑呈现出来,包括:算法设计、接口设计、数据结构设计、模块之间的交</div><div class="t m1 x9 h3 y4c ff2 fs1 fc1 sc0 ls0 ws0">互设计等等。</div><div class="t m0 x16 h4 y4c ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 x17 h3 y4c ff2 fs1 fc1 sc0 ls0 ws0">良好的详细设计可以帮助开发人员能快速进入开发,提高沟通效率,以及减少</div><div class="t m1 x9 h3 y4d ff2 fs1 fc1 sc0 ls0 ws0">沟通成本。通常也可以使用其他绘图工具预先画出一个假的界面,以供讨论使用。</div><div class="t m0 x18 h4 y4d ff3 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m1 x19 h3 y4d ff2 fs1 fc1 sc0 ls0 ws0">详细设计</div><div class="t m1 x9 h3 y4e ff2 fs1 fc1 sc0 ls0 ws0">文档中会使用到流程图等</div><div class="t m0 x11 ha y4f ff7 fs6 fc4 sc0 ls0 ws0">3.1<span class="_ _5"> </span><span class="ff1">数据输入与显示</span></div><div class="t m0 x1a h5 y50 ff4 fs2 fc2 sc0 ls0 ws0">�<span class="_ _0"> </span><span class="ff5">流程图:<span class="ff6">(</span>见附录图<span class="_ _2"> </span><span class="ff6">2.)</span></span></div><div class="t m0 x3 hd y51 ffb fs8 fc3 sc0 ls0 ws0">3.2<span class="ffc sc1">、详细设计</span></div><div class="t m0 x1a he y52 ff4 fs2 fc2 sc0 ls0 ws0">�</div></div><div class="pi" data-data='{"ctm":[1.611639,0.000000,0.000000,1.611639,0.000000,0.000000]}'></div></div>