41 lines
975 B
Plaintext
41 lines
975 B
Plaintext
/* Rexx */
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X = 0
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url. = ''
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X = X + 1; url.0 = X; url.X = 'http%3A%2F%2Ffoo%20bar%2F'
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X = X + 1; url.0 = X; url.X = 'mailto%3A%22Ivan%20Aim%22%20%3Civan%2Eaim%40email%2Ecom%3E'
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X = X + 1; url.0 = X; url.X = '%6D%61%69%6C%74%6F%3A%22%49%72%6D%61%20%55%73%65%72%22%20%3C%69%72%6D%61%2E%75%73%65%72%40%6D%61%69%6C%2E%63%6F%6D%3E'
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Do u_ = 1 to url.0
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Say url.u_
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Say DecodeURL(url.u_)
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Say
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End u_
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Exit
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DecodeURL: Procedure
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Parse Arg encoded
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decoded = ''
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PCT = '%'
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Do label e_ while encoded~length() > 0
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Parse Var encoded head (PCT) +1 code +2 tail
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decoded = decoded || head
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Select
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when code~strip('T')~length() = 2 & code~datatype('X') then Do
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code = code~x2c()
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decoded = decoded || code
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End
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when code~strip('T')~length() \= 0 then Do
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decoded = decoded || PCT
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tail = code || tail
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End
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otherwise
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Nop
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End
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encoded = tail
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End e_
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Return decoded
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