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Source field: the source from where the regular expression should be extracted. It can be set to “content”, “url”, or any ManifoldCF document field provided by the Repository Connector. Note: these are NOT the Solr index fields.
Associated regular expression: the regular expression used to extract data and fill the metadata. An example is given to retrieve the line in the document containing the word “option“, case insensitive.
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Value if match: if one match or more are found during the extraction and if this optional field is set, then this value will be set in the destination metadata, instead of the raw matches values. This field is optionnal.
Value if no match: if no match is found during the extraction and if this optional field is set, then this value will be set in the destination metadata. This field is optionnal.
Keep only one value: if multiple matches are found during the extraction and if this optional field is set to true, then only the first one will be kept in the destination metadata.
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