Fix(snippet): Error that occurred when there were no linked resources in the document #372
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… in the document When there are no linked resources in the document and the snippet getSelections is called, an error occurs due to an incorrectly composed query "sortby FIELD(...) in getSelections snippet. Also, as far as I understand, it makes no sense to call the snippet getResources (pdoResources) if we already know that there are no linked resources. I suggest returning an empty result immediately if there are no linked resources in the document.
…tions ability to use snippet parameters for empty results in getResources (pdoResources). For example: &wrapIfEmpty
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Improved the snippet. In the previous version the snippets getResources and pdoResources did not run, so the parameters of these snippets for empty results did not work (for example: &wrapIfEmpty). Now the snippet runs and the logic for empty results is processed directly from the snippets getResources or pdoResources. I took the logic for constructing a query with an empty result from the MODx XPDOQuery class: |
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When there are no linked resources in the document and the snippet getSelections is called, an error occurs due to an incorrectly composed query "sortby FIELD(...) in getSelections snippet (on line 94).
Error: Error 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') asc LIMIT 10' at line 1
Also, as far as I understand, it makes no sense to call the snippet getResources (pdoResources) if we already know that there are no linked resources. I suggest returning an empty result immediately if there are no linked resources in the document.