☰

http

LEORChn JavaScript HTTP Lib

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @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