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电中在线学习辅助

##广播电视中等专业学校线学习辅助


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  1. // ==UserScript==
  2. // @name         电中在线学习辅助
  3. // @namespace    https://greasyfork.org/zh-CN/users/707063-genexy
  4. // @version      202012111000
  5. // @description  ##广播电视中等专业学校线学习辅助
  6. // @author       流浪的蛊惑
  7. // @require      https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.js
  8. // @match        *://zzx.ouchn.edu.cn/edu/public/student/*
  9. // @grant        none
  10. // ==/UserScript==
  11. /*MD5加密算法开始*/
  12. var hexcase=0,chrsz=8;
  13. function md5(s){return binl2hex(core_md5(str2binl(s), s.length * chrsz));}
  14. function core_md5(x, len)
  15. {
  16. x[len >> 5] |= 0x80 << ((len) % 32);
  17. x[(((len + 64) >>> 9) << 4) + 14] = len;
  18. var a =  1732584193;
  19. var b = -271733879;
  20. var c = -1732584194;
  21. var d =  271733878;
  22. for(var i = 0; i < x.length; i += 16)
  23. {
  24. var olda = a;
  25. var oldb = b;
  26. var oldc = c;
  27. var oldd = d;
  28. a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
  29. d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
  30. c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
  31. b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
  32. a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
  33. d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
  34. c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
  35. b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
  36. a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
  37. d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
  38. c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
  39. b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
  40. a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
  41. d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
  42. c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
  43. b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
  44. a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
  45. d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
  46. c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
  47. b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
  48. a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
  49. d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
  50. c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
  51. b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
  52. a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
  53. d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
  54. c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
  55. b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
  56. a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
  57. d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
  58. c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
  59. b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
  60. a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
  61. d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
  62. c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
  63. b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
  64. a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
  65. d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
  66. c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
  67. b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
  68. a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
  69. d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
  70. c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
  71. b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
  72. a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
  73. d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
  74. c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
  75. b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
  76. a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
  77. d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
  78. c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
  79. b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
  80. a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
  81. d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
  82. c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
  83. b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
  84. a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
  85. d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
  86. c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
  87. b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
  88. a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
  89. d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
  90. c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
  91. b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
  92. a = safe_add(a, olda);
  93. b = safe_add(b, oldb);
  94. c = safe_add(c, oldc);
  95. d = safe_add(d, oldd);
  96. }
  97. return Array(a, b, c, d);
  98. }
  99. function md5_cmn(q, a, b, x, s, t)
  100. {
  101. return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
  102. }
  103. function md5_ff(a, b, c, d, x, s, t)
  104. {
  105. return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
  106. }
  107. function md5_gg(a, b, c, d, x, s, t)
  108. {
  109. return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
  110. }
  111. function md5_hh(a, b, c, d, x, s, t)
  112. {
  113. return md5_cmn(b ^ c ^ d, a, b, x, s, t);
  114. }
  115. function md5_ii(a, b, c, d, x, s, t)
  116. {
  117. return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
  118. }
  119. function core_hmac_md5(key, data)
  120. {
  121. var bkey = str2binl(key);
  122. if(bkey.length > 16) bkey = core_md5(bkey, key.length * chrsz);
  123. var ipad = Array(16), opad = Array(16);
  124. for(var i = 0; i < 16; i++)
  125. {
  126. ipad[i] = bkey[i] ^ 0x36363636;
  127. opad[i] = bkey[i] ^ 0x5C5C5C5C;
  128. }
  129. var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
  130. return core_md5(opad.concat(hash), 512 + 128);
  131. }
  132. function safe_add(x, y)
  133. {
  134. var lsw = (x & 0xFFFF) + (y & 0xFFFF);
  135. var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
  136. return (msw << 16) | (lsw & 0xFFFF);
  137. }
  138. function bit_rol(num, cnt)
  139. {
  140. return (num << cnt) | (num >>> (32 - cnt));
  141. }
  142. function str2binl(str)
  143. {
  144. var bin = Array();
  145. var mask = (1 << chrsz) - 1;
  146. for(let i=0;i<str.length * chrsz;i+= chrsz)
  147. bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);
  148. return bin;
  149. }
  150. function binl2hex(binarray)
  151. {
  152. var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
  153. var str = "";
  154. for(let i = 0; i < binarray.length * 4; i++)
  155. {
  156. str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
  157. hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
  158. }
  159. return str;
  160. }
  161. /*MD5加密算法结束*/
  162. var studata=null,spd=[],xxjl=0,xxrz={},scjz=true,xxtot=0,sysj=0,zsj=0;
  163. function reTime(t){
  164. let d=parseInt(t/86400);
  165. let h=parseInt((t-d*86400)/3600);
  166. let m=parseInt((t-d*86400-h*3600)/60);
  167. let s=parseInt(t-d*86400-h*3600-m*60);
  168. let rs=d.toString()+"日"+h.toString()+"时"+m.toString()+"分"+s.toString()+"秒";
  169. return rs;
  170. }
  171. function login(un,up){//登陆平台
  172. let pd={};
  173. pd.username=un;
  174. pd.userpass=up;
  175. pd.isCheck=1;
  176. $.ajax({
  177. method:"POST",
  178. url:"/edu/api/student/login",
  179. dataType:"json",
  180. data:pd,
  181. success:function(e){
  182. document.getElementById("msg").innerText=e.error_message;
  183. if(e.error_code==2000){
  184. document.getElementById("ksxxbtn").outerHTML="";
  185. studata=e.data;
  186. getCourseList();
  187. }
  188. }
  189. });
  190. }
  191. function getCourseList(){//获取课程列表
  192. let pd={};
  193. pd.post_type="1";
  194. pd.username=studata.username;
  195. pd.usertype=studata.usertype;
  196. pd.token=studata.token;
  197. $.ajax({
  198. method:"POST",
  199. url:"/edu/api/student/getCourseList",
  200. dataType:"json",
  201. data:pd,
  202. success:function(e){
  203. if(e.error_code==2000){
  204. for(let i=0;i<e.data.r###lt.length;i++){
  205. getCourseDetal(e.data.r###lt[i]);
  206. }
  207. }
  208. }
  209. });
  210. }
  211. function getCourseDetal(data){//获取课程详细列表
  212. let pd={};
  213. pd.plan_id=data.plan_id;
  214. pd.course_id=data.course_id;
  215. pd.zy_course_id=data.zy_course_id;
  216. pd.post_type="1";
  217. pd.username=studata.username;
  218. pd.usertype=studata.usertype;
  219. pd.token=studata.token;
  220. $.ajax({
  221. method:"POST",
  222. url:"/edu/api/student/getCourseDetal",
  223. dataType:"json",
  224. data:pd,
  225. success:function(e){
  226. if(e.error_code==2000){
  227. for(let i=0;i<e.data.chapterTree.children.length;i++){
  228. for(let j=0;j<e.data.chapterTree.children[i].children.length;j++){
  229. let vd={};//视频信息
  230. vd.course_id=pd.zy_course_id;
  231. vd.section_id=e.data.chapterTree.children[i].children[j].section_id;
  232. vd.video_time=e.data.chapterTree.children[i].children[j].video.duration;
  233. vd.video_id=e.data.chapterTree.children[i].children[j].video.video_id;
  234. vd.study_rate=e.data.chapterTree.children[i].children[j].video.study_rate;
  235. zsj+=parseInt(vd.video_time);
  236. xxtot++;
  237. if(e.data.chapterTree.children[i].children[j].video.study_rate<100){//跳过已学完视频
  238. sysj+=parseInt(vd.video_time);
  239. spd.push(vd);
  240. }
  241. }
  242. }
  243. }
  244. }
  245. });
  246. }
  247. function sign(videoId,userName,VideoTime){//提交签名信息
  248. userName="\""+userName+"\"";
  249. var i = parseInt(videoId) + parseInt(userName.substr(1, 3)),
  250. s = parseInt(VideoTime) + parseInt(userName.substr(4, 3)),
  251. n = i.toString() + s.toString() + "570b17d5e4163b99c430cd3c26497de5";
  252. return md5(n);
  253. }
  254. function videoEvents(data){//记录学习进度
  255. let pd={};
  256. pd.course_id=data.course_id;
  257. pd.section_id=data.section_id;
  258. pd.video_time=data.video_time;
  259. pd.video_id=data.video_id;
  260. pd.sign=sign(data.video_id,studata.username,data.video_time);
  261. pd.username=studata.username;
  262. pd.usertype=studata.usertype;
  263. pd.token=studata.token;
  264. $.ajax({
  265. method:"POST",
  266. url:"/edu/api/student/videoEvents",
  267. dataType:"json",
  268. data:pd,
  269. success:function(e){
  270. document.getElementById("msg").innerText=e.error_message;
  271. if(e.error_code==2000){
  272. xxjl++;
  273. localStorage.setItem("学习日志",JSON.stringify(xxrz));
  274. }else{
  275. location.reload();//错误后刷新页面
  276. }
  277. }
  278. });
  279. }
  280. (function() {
  281. 'use strict';
  282. var info=document.getElementsByClassName("logo"),jgt=0,dl=document.getElementsByClassName("form-control"),dlbtn=document.getElementsByClassName("logC_btn");
  283. dlbtn[0].outerHTML="<button id=\"ksxxbtn\" onclick=\"document.getElementsByClassName('form-control')[2].value='开始学习'\">开始学习</button>";
  284. if(info.length>0){
  285. info[0].innerHTML="<div class=\"logC_other\"><div id=\"xxjd\"></div><div id=\"xxjs\"></div><div id=\"msg\"></div><div id=\"xxsj\"></div><div id=\"xxss\"></div></div>";
  286. }
  287. setInterval(function(){
  288. let xz=localStorage.getItem("学习日志");
  289. if(xz!=null && scjz){
  290. scjz=false;
  291. xxrz=JSON.parse(xz);
  292. dl[0].value=xxrz.username;
  293. dl[1].value=xxrz.userpass;
  294. dl[2].value="开始学习";
  295. }
  296. if(dl[2].value=="开始学习"){
  297. dl[2].value="";
  298. if(dl[0].value.length>1 && dl[1].value.length>1){
  299. login(dl[0].value,dl[1].value);
  300. if(scjz){
  301. scjz=false;
  302. xxrz.username=dl[0].value;
  303. xxrz.userpass=dl[1].value;
  304. localStorage.setItem("学习日志",JSON.stringify(xxrz));
  305. }
  306. }else{
  307. document.getElementById("msg").innerText="请输入用户名和密码！";
  308. }
  309. }
  310. if(xxjl<spd.length){
  311. if(jgt<=0){
  312. jgt=spd[xxjl].video_time;
  313. }else if(jgt==1){
  314. videoEvents(spd[xxjl]);
  315. }
  316. document.getElementById("xxjs").innerText="进度："+spd[xxjl].study_rate+"% 倒计时："+(jgt--);
  317. document.getElementById("xxjd").innerText="已学："+xxjl+" 应学："+spd.length+" 总数："+xxtot;
  318. document.getElementById("xxsj").innerText="总学时："+reTime(zsj);
  319. sysj--;
  320. document.getElementById("xxss").innerText="还要学："+reTime(sysj);
  321. }else{
  322. if(xz!=null && xxjl>0){
  323. localStorage.removeItem("学习日志");
  324. }
  325. }
  326. },1000);
  327. })();