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https://github.com/Jermolene/TiddlyWiki5
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Move the permalink handling to its own file
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Scott Sauyet
parent
c59b316df3
commit
686cfd3058
128
core/modules/utils/twuri-encoding.js
Normal file
128
core/modules/utils/twuri-encoding.js
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/*\
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title: $:/core/modules/utils/twuri-encoding.js
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type: application/javascript
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module-type: utils
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Utility functions related to permalink/permaview encoding/decoding.
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\*/
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(function(){
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// The character that will substitute for a space in the URL
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var SPACE_SUBSTITUTE = "_";
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// The character added to the end to avoid ending with `.`, `?`, `!` or the like
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var TRAILER = "_";
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// The character that will separate out the list elements in the URL
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var CONJUNCTION = ";";
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// Those of the allowed url characters claimed by TW
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var CLAIMED = [SPACE_SUBSTITUTE, ":", CONJUNCTION];
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// Non-alphanumeric characters allowed in a URL fragment
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// More information at https://www.rfc-editor.org/rfc/rfc3986#appendix-A
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var VALID_IN_URL_FRAGMENT = "-._~!$&'()*+,;=:@/?".split("");
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// The subset of the pchars we will not percent-encode in permalinks/permaviews
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var SUBSTITUTES = []
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$tw.utils.each(VALID_IN_URL_FRAGMENT, function(c) {
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if (CLAIMED.indexOf(c) === -1) {
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SUBSTITUTES.push(c)
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}
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});
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// A regex to match the percent-encoded characters we will want to replace.
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// Something similar to the following, depending on SPACE and CONJUNCTION
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// /(%2D|%2E|%7E|%21|%24|%26|%27|%28|%29|%2A|%2B|%3B|%3D|%40|%2F|%3F)/g
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var CHAR_MATCH_STR = []
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$tw.utils.each(SUBSTITUTES, function(c) {
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CHAR_MATCH_STR.push("%" + c.charCodeAt(0).toString(16).toUpperCase())
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})
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var CHAR_MATCH = new RegExp("(" + CHAR_MATCH_STR.join("|") + ")", "g");
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// A regex to match the SPACE_SUBSTITUTE character
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var SPACE_MATCH = new RegExp("(\\" + SPACE_SUBSTITUTE + ")", "g");
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// A regex to match URLs ending with sentence-ending punctuation
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var SENTENCE_ENDING = new RegExp("(\\.|\\!|\\?|\\" + TRAILER + ")$", "g");
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// A regex to match URLs ending with sentence-ending punctuation plus the TRAILER
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var SENTENCE_TRAILING = new RegExp("(\\.|\\!|\\?|\\" + TRAILER + ")\\" + TRAILER + "$", "g");
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// An object mapping the percent encodings back to their source characters
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var PCT_CHAR_MAP = SUBSTITUTES.reduce(function (a, c) {
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a["%" + c.charCodeAt(0).toString(16).toUpperCase()] = c
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return a
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}, {});
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// Convert a URI List Component encoded string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.decodeTWURIList = function(s) {
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var parts = s.replace(SENTENCE_TRAILING, "$1").split(CONJUNCTION);
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var withSpaces = []
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$tw.utils.each(parts, function(s) {
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withSpaces.push(s.replace(SPACE_MATCH, " "))
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});
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var withBrackets = []
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$tw.utils.each(withSpaces, function(s) {
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withBrackets .push(s.indexOf(" ") >= 0 ? "[[" + s + "]]" : s)
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});
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return $tw.utils.decodeURIComponentSafe(withBrackets.join(" "));
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};
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// Convert a URI Target Component encoded string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.decodeTWURITarget = function(s) {
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return $tw.utils.decodeURIComponentSafe(
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s.replace(SENTENCE_TRAILING, "$1").replace(SPACE_MATCH, " ")
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)
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};
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// Convert a URIComponent encoded title string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.encodeTiddlerTitle = function(s) {
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var extended = s.replace(SENTENCE_ENDING, "$1" + TRAILER)
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var encoded = encodeURIComponent(extended);
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var substituted = encoded.replace(/\%20/g, SPACE_SUBSTITUTE);
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return substituted.replace(CHAR_MATCH, function(_, c) {
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return PCT_CHAR_MAP[c];
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});
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};
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// Convert a URIComponent encoded filter string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.encodeFilterPath = function(s) {
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var parts = s.replace(SENTENCE_ENDING, "$1" + TRAILER)
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.replace(/\[\[(.+?)\]\]/g, function (_, t) {return t.replace(/ /g, SPACE_SUBSTITUTE )})
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.split(" ");
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var nonEmptyParts = []
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$tw.utils.each(parts, function(p) {
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if (p) {
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nonEmptyParts.push (p)
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}
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});
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var trimmed = [];
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$tw.utils.each(nonEmptyParts, function(s) {
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trimmed.push(s.trim())
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});
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var encoded = [];
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$tw.utils.each(trimmed, function(s) {
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encoded.push(encodeURIComponent(s))
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});
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var substituted = [];
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$tw.utils.each(encoded, function(s) {
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substituted.push(s.replace(/\%20/g, SPACE_SUBSTITUTE))
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});
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var replaced = []
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$tw.utils.each(substituted, function(s) {
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replaced.push(s.replace(CHAR_MATCH, function(_, c) {
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return PCT_CHAR_MAP[c];
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}))
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});
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return replaced.join(CONJUNCTION);
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};
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})();
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@ -1005,120 +1005,4 @@ exports.makeCompareFunction = function(type,options) {
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return (types[type] || types[options.defaultType] || types.number);
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};
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// The character that will substitute for a space in the URL
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var SPACE_SUBSTITUTE = "_";
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// The character added to the end to avoid ending with `.`, `?`, `!` or the like
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var TRAILER = "_";
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// The character that will separate out the list elements in the URL
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var CONJUNCTION = ";";
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// Those of the allowed url characters claimed by TW
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var CLAIMED = [SPACE_SUBSTITUTE, ":", CONJUNCTION];
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// Non-alphanumeric characters allowed in a URL fragment
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// More information at https://www.rfc-editor.org/rfc/rfc3986#appendix-A
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var VALID_IN_URL_FRAGMENT = "-._~!$&'()*+,;=:@/?".split("");
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// The subset of the pchars we will not percent-encode in permalinks/permaviews
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var SUBSTITUTES = []
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$tw.utils.each(VALID_IN_URL_FRAGMENT, function(c) {
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if (CLAIMED.indexOf(c) === -1) {
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SUBSTITUTES.push(c)
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}
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});
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// A regex to match the percent-encoded characters we will want to replace.
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// Something similar to the following, depending on SPACE and CONJUNCTION
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// /(%2D|%2E|%7E|%21|%24|%26|%27|%28|%29|%2A|%2B|%3B|%3D|%40|%2F|%3F)/g
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var CHAR_MATCH_STR = []
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$tw.utils.each(SUBSTITUTES, function(c) {
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CHAR_MATCH_STR.push("%" + c.charCodeAt(0).toString(16).toUpperCase())
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})
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var CHAR_MATCH = new RegExp("(" + CHAR_MATCH_STR.join("|") + ")", "g");
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// A regex to match the SPACE_SUBSTITUTE character
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var SPACE_MATCH = new RegExp("(\\" + SPACE_SUBSTITUTE + ")", "g");
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// A regex to match URLs ending with sentence-ending punctuation
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var SENTENCE_ENDING = new RegExp("(\\.|\\!|\\?|\\" + TRAILER + ")$", "g");
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// A regex to match URLs ending with sentence-ending punctuation plus the TRAILER
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var SENTENCE_TRAILING = new RegExp("(\\.|\\!|\\?|\\" + TRAILER + ")\\" + TRAILER + "$", "g");
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// An object mapping the percent encodings back to their source characters
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var PCT_CHAR_MAP = SUBSTITUTES.reduce(function (a, c) {
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a["%" + c.charCodeAt(0).toString(16).toUpperCase()] = c
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return a
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}, {});
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// Convert a URI List Component encoded string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.decodeTWURIList = function(s) {
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var parts = s.replace(SENTENCE_TRAILING, "$1").split(CONJUNCTION);
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var withSpaces = []
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$tw.utils.each(parts, function(s) {
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withSpaces.push(s.replace(SPACE_MATCH, " "))
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});
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var withBrackets = []
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$tw.utils.each(withSpaces, function(s) {
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withBrackets .push(s.indexOf(" ") >= 0 ? "[[" + s + "]]" : s)
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});
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return $tw.utils.decodeURIComponentSafe(withBrackets.join(" "));
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};
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// Convert a URI Target Component encoded string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.decodeTWURITarget = function(s) {
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return $tw.utils.decodeURIComponentSafe(
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s.replace(SENTENCE_TRAILING, "$1").replace(SPACE_MATCH, " ")
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)
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};
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// Convert a URIComponent encoded title string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.encodeTiddlerTitle = function(s) {
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var extended = s.replace(SENTENCE_ENDING, "$1" + TRAILER)
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var encoded = encodeURIComponent(extended);
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var substituted = encoded.replace(/\%20/g, SPACE_SUBSTITUTE);
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return substituted.replace(CHAR_MATCH, function(_, c) {
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return PCT_CHAR_MAP[c];
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});
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};
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// Convert a URIComponent encoded filter string (with the `SPACE_SUBSTITUTE`
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// value as an allowed replacement for the space character) to a string
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exports.encodeFilterPath = function(s) {
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var parts = s.replace(SENTENCE_ENDING, "$1" + TRAILER)
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.replace(/\[\[(.+?)\]\]/g, function (_, t) {return t.replace(/ /g, SPACE_SUBSTITUTE )})
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.split(" ");
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var nonEmptyParts = []
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$tw.utils.each(parts, function(p) {
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if (p) {
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nonEmptyParts.push (p)
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}
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});
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var trimmed = [];
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$tw.utils.each(nonEmptyParts, function(s) {
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trimmed.push(s.trim())
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});
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var encoded = [];
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$tw.utils.each(trimmed, function(s) {
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encoded.push(encodeURIComponent(s))
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});
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var substituted = [];
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$tw.utils.each(encoded, function(s) {
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substituted.push(s.replace(/\%20/g, SPACE_SUBSTITUTE))
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});
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var replaced = []
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$tw.utils.each(substituted, function(s) {
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replaced.push(s.replace(CHAR_MATCH, function(_, c) {
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return PCT_CHAR_MAP[c];
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}))
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});
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return replaced.join(CONJUNCTION);
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};
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})();
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