A regular expression (usually called regex or regexp) is a sequence of characters that help you search in text (strings). Various systems use Regex for field validation and find or find & replace operations in text (strings). Regex is common in computer science. See Wikipedia Regex for more details.
Regex is used in Picturepark Business Rules or field format validations. Regex is best suited when you have a proper file naming convention in place.
Online tool to test & validate regular expressions: www.regexr.com
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Get specific product code from the filename
The product code must be at the beginning and must be 14 characters long.
(?<productCode>^(F-|G-|V-)[^_]*?)_()
Get any product code from the original filename
(?<productCode>^[0-9]{2} [0-9]{3} [^-]*)-(?<filename>.*)
Short Explanation:
Create a group "productCode"
Start a the beginning ^
Get the first two numbers
Get the next three numbers
Get the rest until you find a dash -
Input | Original File name | 01 747 7715 7754-Set_HighRes_4035.jpg |
Output | productCode (from Regular Expression) | 01 747 7715 7754 |
Output | filenmae (from Regular Expression) | Set_HighRes_4035.jpg |
Get code that starts with MT-
(?:MT|\G)-(?<mediaType>[A-Z\s]{3,4})
Short Explanation:
Create a group "mediaType"
Get a code that starts with MT
Input | Original File name | Summer-Campaign_MT-EMOS-Set_HighRes_4035.jpg |
Output | mediaType (from Regular Expression) | MT-EMOS |