Module:Citation/CS1/Identifiers: Difference between revisions
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--[[--------------------------< N O R M A L I Z E _ L C C N >-------------------------------------------------- | --[[--------------------------< N O R M A L I Z E _ L C C N >-------------------------------------------------- | ||
LCCN normalization ( | LCCN normalization (https://www.loc.gov/marc/lccn-namespace.html#normalization) | ||
1. Remove all blanks. | 1. Remove all blanks. | ||
2. If there is a forward slash (/) in the string, remove it, and remove all characters to the right of the forward slash. | 2. If there is a forward slash (/) in the string, remove it, and remove all characters to the right of the forward slash. | ||
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--[[--------------------------< A R X I V >-------------------------------------------------------------------- | --[[--------------------------< A R X I V >-------------------------------------------------------------------- | ||
See: | See: https://arxiv.org/help/arxiv_identifier | ||
format and error check arXiv identifier. There are three valid forms of the identifier: | format and error check arXiv identifier. There are three valid forms of the identifier: | ||
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Validates (sort of) and formats a bibcode ID. | Validates (sort of) and formats a bibcode ID. | ||
Format for bibcodes is specified here: | Format for bibcodes is specified here: https://adsabs.harvard.edu/abs_doc/help_pages/data.html#bibcodes | ||
But, this: 2015arXiv151206696F is apparently valid so apparently, the only things that really matter are length, 19 characters | But, this: 2015arXiv151206696F is apparently valid so apparently, the only things that really matter are length, 19 characters | ||
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and terminal punctuation may not be technically correct but it appears, that in practice these characters are rarely | and terminal punctuation may not be technically correct but it appears, that in practice these characters are rarely | ||
if ever used in DOI names. | if ever used in DOI names. | ||
https://www.doi.org/doi_handbook/2_Numbering.html -- 2.2 Syntax of a DOI name | |||
https://www.doi.org/doi_handbook/2_Numbering.html#2.2.2 -- 2.2.2 DOI prefix | |||
]] | ]] | ||
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'^[^1-9]%d%d%d$', -- 4 digits without subcode (0xxx); accepts: 1000–9999 | '^[^1-9]%d%d%d$', -- 4 digits without subcode (0xxx); accepts: 1000–9999 | ||
'^%d%d%d%d%d%d+', -- 6 or more digits | '^%d%d%d%d%d%d+', -- 6 or more digits | ||
'^%d%d?%d?$', -- less than 4 digits without subcode (with subcode is legitimate) | '^%d%d?%d?$', -- less than 4 digits without subcode (3 digits with subcode is legitimate) | ||
'^%d%d?%.[%d%.]+', -- 1 or 2 digits with subcode | |||
'^5555$', -- test registrant will never resolve | '^5555$', -- test registrant will never resolve | ||
'[^%d%.]', -- any character that isn't a digit or a dot | '[^%d%.]', -- any character that isn't a digit or a dot | ||
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if ever used in HDLs. | if ever used in HDLs. | ||
Query string parameters are named here: | Query string parameters are named here: https://www.handle.net/proxy_servlet.html. query strings are not displayed | ||
but since '?' is an allowed character in an HDL, '?' followed by one of the query parameters is the only way we | but since '?' is an allowed character in an HDL, '?' followed by one of the query parameters is the only way we | ||
have to detect the query string so that it isn't URL-encoded with the rest of the identifier. | have to detect the query string so that it isn't URL-encoded with the rest of the identifier. | ||
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local access = options.access; | local access = options.access; | ||
local handler = options.handler; | local handler = options.handler; | ||
local query_params = { -- list of known query parameters from | local query_params = { -- list of known query parameters from https://www.handle.net/proxy_servlet.html | ||
'noredirect', | 'noredirect', | ||
'ignore_aliases', | 'ignore_aliases', | ||
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Determines whether an ISMN string is valid. Similar to ISBN-13, ISMN is 13 digits beginning 979-0-... and uses the | Determines whether an ISMN string is valid. Similar to ISBN-13, ISMN is 13 digits beginning 979-0-... and uses the | ||
same check digit calculations. See | same check digit calculations. See https://www.ismn-international.org/download/Web_ISMN_Users_Manual_2008-6.pdf | ||
section 2, pages 9–12. | section 2, pages 9–12. | ||
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like this: | like this: | ||
|issn=0819 4327 gives: [ | |issn=0819 4327 gives: [https://www.worldcat.org/issn/0819 4327 0819 4327] -- can't have spaces in an external link | ||
This code now prevents that by inserting a hyphen at the ISSN midpoint. It also validates the ISSN for length | This code now prevents that by inserting a hyphen at the ISSN midpoint. It also validates the ISSN for length | ||
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Format LCCN link and do simple error checking. LCCN is a character string 8-12 characters long. The length of | Format LCCN link and do simple error checking. LCCN is a character string 8-12 characters long. The length of | ||
the LCCN dictates the character type of the first 1-3 characters; the rightmost eight are always digits. | the LCCN dictates the character type of the first 1-3 characters; the rightmost eight are always digits. | ||
https://oclc-research.github.io/infoURI-Frozen/info-uri.info/info:lccn/reg.html | |||
length = 8 then all digits | length = 8 then all digits | ||