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Don't return a SafeString after truncate

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Benjamin Neff 2018-04-10 01:49:37 +02:00
parent d031375610
commit f4ea138a64
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GPG key ID: 971464C3F1A90194
3 changed files with 20 additions and 7 deletions
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4
Changelog.md
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@ -1,3 +1,7 @@
# 0.7.4.1
Fixes a possible cross-site scripting issue with maliciously crafted OpenGraph metadata.
# 0.7.4.0
## Refactor

9
app/assets/javascripts/app/helpers/truncate.js
View file

@ -1,14 +1,11 @@
(function() {
app.helpers.truncate = function(passedString, length) {
if (passedString === null || passedString === undefined) {
if (passedString === null || passedString === undefined || passedString.length < length) {
return passedString;
}
if (passedString.length > length) {
var lastBlank = passedString.lastIndexOf(' ', length);
var lastBlank = passedString.lastIndexOf(" ", length);
var trimstring = passedString.substring(0, Math.min(length, lastBlank));
return new Handlebars.SafeString(trimstring + " ...");
}
return new Handlebars.SafeString(passedString);
return trimstring + " ...";
};
})();

12
spec/javascripts/app/helpers/truncate_spec.js
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@ -6,4 +6,16 @@ describe("app.helpers.truncate", function() {
it("handles undefined", function() {
expect(app.helpers.truncate(undefined, 123)).toEqual(undefined);
});
it("returns a short string", function() {
expect(app.helpers.truncate("Some text", 10)).toEqual("Some text");
});
it("trims a long string at a space", function() {
expect(app.helpers.truncate("Some very long text", 10)).toEqual("Some very ...");
});
it("returns a string", function() {
expect(typeof app.helpers.truncate("Some very long text", 10)).toEqual("string");
});
});