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Code Issues Releases Wiki Activity

Better error trapping for WebDAV saver

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Without these checks we get a startup crash when using TiddlyWiki in
client-server configuration.
This commit is contained in:
Jermolene 2017-02-18 12:12:29 +00:00
parent f0ff1f993e
commit 91b341e8e0
1 changed files with 13 additions and 9 deletions
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14
core/modules/savers/put.js
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@ -29,16 +29,20 @@ var PutSaver = function(wiki) {
type: "OPTIONS",
callback: function(err, data, xhr) {
// Check DAV header http://www.webdav.org/specs/rfc2518.html#rfc.section.9.1
if(!err) {
self.serverAcceptsPuts = xhr.status === 200 && !!xhr.getResponseHeader("dav");
}
}
});
// Retrieve ETag if available
$tw.utils.httpRequest({
url: uri,
type: "HEAD",
callback: function(err, data, xhr) {
if(!err) {
self.etag = xhr.getResponseHeader("ETag");
}
}
});
};
@ -64,15 +68,15 @@ PutSaver.prototype.save = function(text, method, callback) {
headers: headers,
data: text,
callback: function(err, data, xhr) {
if (xhr.status === 200 || xhr.status === 201) {
if(err) {
callback(err);
} if(xhr.status === 200 || xhr.status === 201) {
self.etag = xhr.getResponseHeader("ETag");
callback(null); // success
}
else if (xhr.status === 412) { // edit conflict
} else if(xhr.status === 412) { // edit conflict
var message = $tw.language.getString("Error/EditConflict");
callback(message);
}
else {
} else {
callback(xhr.responseText); // fail
}
}