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Convert feed processor parsing to native DOM APIs

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This uses native DOM APIs to create document fragments and parse content instead
of XPCOM utils.
This commit is contained in:
J. Ryan Stinnett 2021-05-13 21:31:08 +01:00
parent b4303eaa45
commit 891ba599a6
1 changed files with 10 additions and 15 deletions
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25
resource/feeds/FeedProcessor.js
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@ -11,7 +11,6 @@ function LOG(str) {
}
const SAX_CONTRACTID = "@mozilla.org/saxparser/xmlreader;1";
const PARSERUTILS_CONTRACTID = "@mozilla.org/parserutils;1";
const XMLNS = "http://www.w3.org/XML/1998/namespace";
const RSS090NS = "http://my.netscape.com/rdf/simple/0.9/";
@ -567,42 +566,38 @@ function TextConstruct() {
this.base = null;
this.type = "text";
this.text = null;
this.parserUtils = Cc[PARSERUTILS_CONTRACTID].getService(Ci.nsIParserUtils);
}
TextConstruct.prototype = {
plainText: function () {
if (this.type != "text") {
return this.parserUtils.convertToPlainText(stripTags(this.text),
Ci.nsIDocumentEncoder.OutputSelectionOnly
| Ci.nsIDocumentEncoder.OutputAbsoluteLinks,
0);
return stripTags(this.text);
}
return this.text;
},
createDocumentFragment: function (element) {
if (this.type == "text") {
var doc = element.ownerDocument;
var docFragment = doc.createDocumentFragment();
var node = doc.createTextNode(this.text);
const doc = element.ownerDocument;
const docFragment = doc.createDocumentFragment();
const node = doc.createTextNode(this.text);
docFragment.appendChild(node);
return docFragment;
}
var isXML;
let parserType;
if (this.type == "xhtml") {
isXML = true;
parserType = "application/xhtml+xml";
}
else if (this.type == "html") {
isXML = false;
parserType = "text/html";
}
else {
return null;
}
let flags = Ci.nsIParserUtils.SanitizerDropForms;
return this.parserUtils.parseFragment(this.text, flags, isXML,
this.base, element);
const parsedDoc = new DOMParser().parseFromString(this.text, parserType);
return parsedDoc.documentElement;
},
};