[英]how to parse a html string with Firefox add-on SDK without opening any window
I downloaded jquery module from github, only to find that a lot of functions and objects are undefined. 我从github下载了jquery模块,却发现很多函数和对象是未定义的。
var Request = require("sdk/request").Request;
var Jquery = require("jquery");
var latestTweetRequest = Request({
url: "https://example.com",
onComplete: function (response) {
var abc = Jquery.jquery(response);
}
});
Is there any light-weight lib can help me 有没有轻巧的lib可以帮助我
You can use built-in DOMParser
awesome topic and solution by MJ Saedy: 您可以使用MJ Saedy内置的
DOMParser
很棒的主题和解决方案:
https://stackoverflow.com/a/23207820/1828637 https://stackoverflow.com/a/23207820/1828637
documenation on it here: https://developer.mozilla.org/en-US/docs/Web/API/DOMParser?redirectlocale=en-US&redirectslug=DOM%2FDOMParser 此处的文档: https : //developer.mozilla.org/en-US/docs/Web/API/DOMParser? redirectlocale = zh-CN&redirectslug = DOM%2FDOMParser
I'm not sure how to do this from XPCOM though but there has to be a way. 我不确定如何从XPCOM进行此操作,但是必须有一种方法。
edit: found out how to do it from XPCOM and addon-sdk. 编辑:找到如何从XPCOM和addon-sdk执行此操作。
do it like this: 像这样做:
var DOMParser = Cc["@mozilla.org/xmlextras/domparser;1"].createInstance(Ci.nsIDOMParser);
see here for addon sdk details: https://stackoverflow.com/a/9172947/1828637 请参阅此处以获取插件SDK详细信息: https : //stackoverflow.com/a/9172947/1828637
111 /**
112 * Parse the given string into a DOM tree
113 *
114 * @param str The string to parse
115 * @param docUri (optional) The document URI to use
116 * @param baseUri (optional) The base URI to use
117 * @return The parsed DOM Document
118 */
119 cal.xml.parseString = function(str, docUri, baseUri) {
120 let parser = Components.classes["@mozilla.org/xmlextras/domparser;1"]
121 .createInstance(Components.interfaces.nsIDOMParser);
122
123 parser.init(null, docUri, baseUri);
124 return parser.parseFromString(str, "application/xml");
125 };
http://mxr.mozilla.org/comm-central/source/calendar/base/modules/calXMLUtils.jsm#120 http://mxr.mozilla.org/comm-central/source/calendar/base/modules/calXMLUtils.jsm#120
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