66 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			66 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Factor
		
	
	
| USING: strings help.markup help.syntax assocs ;
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| IN: urls.encoding
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| 
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| HELP: url-decode
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| { $values { "str" string } { "decoded" string } }
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| { $description "Decodes a URL-encoded string." } ;
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| 
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| HELP: url-encode
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| { $values { "str" string } { "encoded" string } }
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| { $description "URL-encodes a string, excluding certain characters, such as \"/\"." } ;
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| 
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| HELP: url-encode-full
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| { $values { "str" string } { "encoded" string } }
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| { $description "URL-encodes a string, including all reserved characters, such as \"/\"." } ;
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| 
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| HELP: url-quotable?
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| { $values { "ch" "a character" } { "?" "a boolean" } }
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| { $description "Tests if a character be used without URL-encoding in a URL." } ;
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| 
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| HELP: assoc>query
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| { $values { "assoc" assoc } { "str" string } }
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| { $description "Converts an assoc of query parameters into a query string, performing URL encoding." }
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| { $notes "This word is used by the implementation of " { $link "urls" } ". It is also used by the HTTP client to encode POST requests." }
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| { $examples
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|     { $example
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|         "USING: io urls.encoding ;"
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|         "{ { \"from\" \"Lead\" } { \"to\" \"Gold, please\" } }"
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|         "assoc>query print"
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|         "from=Lead&to=Gold%2C%20please"
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|     }
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| } ;
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| 
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| HELP: query>assoc
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| { $values { "query" string } { "assoc" assoc } }
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| { $description "Parses a URL query string and URL-decodes each component." }
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| { $notes "This word is used by the implementation of " { $link "urls" } ". It is also used by the HTTP server to parse POST requests." }
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| { $examples
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|     { $unchecked-example
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|         "USING: prettyprint urls.encoding ;"
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|         "\"gender=female&agefrom=22&ageto=28&location=Omaha+NE\""
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|         "query>assoc ."
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|         """H{
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|     { "gender" "female" }
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|     { "agefrom" "22" }
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|     { "ageto" "28" }
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|     { "location" "Omaha NE" }
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| }"""
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|     }
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| } ;
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| 
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| ARTICLE: "url-encoding" "URL encoding and decoding"
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| "URL encoding and decoding strings:"
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| { $subsections
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|     url-encode
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|     url-decode
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|     url-quotable?
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| }
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| "Encoding and decoding queries:"
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| { $subsections
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|     assoc>query
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|     query>assoc
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| }
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| "See " { $url "http://en.wikipedia.org/wiki/Percent-encoding" } " for a description of URL encoding." ;
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| 
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| ABOUT: "url-encoding"
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