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LEORChn JavaScript HTTP Lib

Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta // @require https://update.greatest.deepsurf.us/scripts/401997/797848/http.js 

  1. function http(){
  2. 	var pointer = 0,
  3. 		method, url, formed, dofun, dofail, onprogress;
  4. 	arr(arguments).forEach(function(e){
  5. 		switch(pointer){
  6. 			case 0:
  7. 				e = e.split(' ', 2); // 允许在第一个参数中用空格将 http-method 与 url 隔开，而省去 引号+逗号+引号 的麻烦
  8. 				method = e[0].toUpperCase();
  9. 				if(e.length > 1){
  10. 					pointer++; // 偏移到下一个
  11. 					e = e[1];
  12. 				}else break;
  13. 			case 1: url = e; break;
  14. 			case 2:
  15. 				if(e instanceof Function){ // 允许不添加 http-body 而直接撰写行为。
  16. 					pointer++; // 偏移到下一个
  17. 				}else{
  18. 					formed = e;
  19. 					break;
  20. 				}
  21. 			case 3: dofun = e; break;
  22. 			case 4: dofail = e; break;
  23. 			case 5: onprogress = e;
  24. 		}
  25. 		pointer++;
  26. 	});
  27. 	var x = 'ActiveXObject' in window?
  28. 		new ActiveXObject("Microsoft.XMLHTTP"):
  29. 		new XMLHttpRequest();
  30. 	if(location.protocol.includes('https'))
  31. 		url=url.replace('^http:', 'https:');
  32. 	x.open(method, url, true);
  33. 	x.timeout=60000;
  34. 	x.responseType="text"; // IE要求先open才能设置timeout和responseType
  35. 	x.onload=dofun;
  36. 	x.ontimeout=x.onerror= dofail? dofail: null;
  37. 	x.onprogress=onprogress;
  38. 	if(formed)
  39. 		x.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8'); // TODO: 暂不明确IE是否适用
  40. 	x.send(formed?formed:'');
  41. }
  42. function httpj(){
  43. 	var a = arr(arguments);
  44. 	if(!a[0].includes(' ')){
  45. 		a[0] += ' ' + a[1];
  46. 		a.splice(1, 1);
  47. 	}
  48. 	if(a[1] instanceof Function) a.splice(1, 0, null); // 如果 method+url 之后不是 String 而是 Function，判断为 onSuccess，将一个 null 插入到 formed
  49. 	while(a.length < 5) a[a.length] = null; // 在剩下的空位填满null
  50. 	// 始终转换为如此格式：0=method+url, 1=formed, 2=onSuccess, 3=onFail, 4=onProgress
  51. 	http(a[0], a[1], // method+url, formed
  52. 		function(){
  53. 			var j,
  54. 				stat = this.status,
  55. 				resp = this.responseText;
  56. 			try{
  57. 				j = eval('('+ (resp || '{}') +')');
  58. 			}catch(e){}
  59. 			if(Array.isArray(j)) // JSON Array
  60. 				j = { stat:stat, data:j }
  61. 			else if(j instanceof Object) // JSON Object
  62. 				j.stat = stat;
  63. 			else // Nothing, text/plain
  64. 				j = { stat:stat, data:resp }
  65. 			a[2](j);
  66. 		},
  67. 		a[3], a[4]); // fail, progress
  68. }
  69.  
  70. // edit: 2020-3-20 2:21
  71. // edit: 2020-4-26 3:50