Extend ImageWidget to generate the src based on the encoding format of the image entries (#7783)

* Make ImageWidget rendering image tiddler based on encoding of type

* change indent

* use deserializerType instead of type
This commit is contained in:
Ke Wang 2023-10-17 16:47:46 +08:00 committed by GitHub
parent 4d548580e6
commit c93d56667e
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1 changed files with 14 additions and 13 deletions

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@ -58,24 +58,25 @@ ImageWidget.prototype.render = function(parent,nextSibling) {
if(this.wiki.isImageTiddler(this.imageSource)) {
var type = tiddler.fields.type,
text = tiddler.fields.text,
_canonical_uri = tiddler.fields._canonical_uri;
_canonical_uri = tiddler.fields._canonical_uri,
typeInfo = $tw.config.contentTypeInfo[type] || {},
deserializerType = typeInfo.deserializerType || type;
// If the tiddler has body text then it doesn't need to be lazily loaded
if(text) {
// Render the appropriate element for the image type
switch(type) {
case "application/pdf":
// Render the appropriate element for the image type by looking up the encoding in the content type info
var encoding = typeInfo.encoding || "utf8";
if (encoding === "base64") {
// .pdf .png .jpg etc.
src = "data:" + deserializerType + ";base64," + text;
if (deserializerType === "application/pdf") {
tag = "embed";
src = "data:application/pdf;base64," + text;
break;
case "image/svg+xml":
src = "data:image/svg+xml," + encodeURIComponent(text);
break;
default:
src = "data:" + type + ";base64," + text;
break;
}
} else {
// .svg .tid .xml etc.
src = "data:" + deserializerType + "," + encodeURIComponent(text);
}
} else if(_canonical_uri) {
switch(type) {
switch(deserializerType) {
case "application/pdf":
tag = "embed";
src = _canonical_uri;