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fix($templateRequest): Handle empty templates in cache correctly.#14496
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rjamet wants to merge 2 commits into
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fix($templateRequest): Handle empty templates in cache correctly.#14496rjamet wants to merge 2 commits into
rjamet wants to merge 2 commits into
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Fixes angular#14479, where $templateRequest looks for truthiness of $templateCache.get, while it should look for definedness instead.
| // are included in there. This also makes Angular accept any script | ||
| // directive, no matter its name. However, we still need to unwrap trusted | ||
| // types. | ||
| if (!isString(tpl) || !$templateCache.get(tpl)) { |
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Couldn't you just change this line to ... || isUndefined($templateCache.get(tpl))... and leave everythng else unchanged ?
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The reasoning is that people asked for wrong fixes several times, so my original code was probably confusing. I've unrolled the if to accomodate clearer comments, but that can be reverted if you prefer.
Edit : No point making this longer than needed, actually. Reverted to the simpler version.
…check. Following gkalpak's comments on the PR.
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What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
Bug fix.
What is the current behavior? (You can also link to an open issue here)
Empty templates in $templateCache are not considered as in cache for $templateRequest security purposes, so they trigger $sce checks. Specifically, $templateRequest calls $templateCache.get, but looks for the falsiness of the return value instead of it being defined.
What is the new behavior (if this is a feature change)?
Empty templates in $templateCache are now considered as trusted as any other in $templateCache.
Does this PR introduce a breaking change?
No.
Please check if the PR fulfills these requirements
I'm not sure docs are necessary, as this bug wasn't documented.
Other information:
Fixes #14479.