102 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| var extractImportUrlAndMedia = require('./extract-import-url-and-media');
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| var restoreImport = require('./restore-import');
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| var rewriteUrl = require('./rewrite-url');
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| 
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| var Token = require('../tokenizer/token');
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| var isImport = require('../utils/is-import');
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| 
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| var SOURCE_MAP_COMMENT_PATTERN = /^\/\*# sourceMappingURL=(\S+) \*\/$/;
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| 
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| function rebase(tokens, rebaseAll, validator, rebaseConfig) {
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|   return rebaseAll
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|     ? rebaseEverything(tokens, validator, rebaseConfig)
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|     : rebaseAtRules(tokens, validator, rebaseConfig);
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| }
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| 
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| function rebaseEverything(tokens, validator, rebaseConfig) {
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|   var token;
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|   var i, l;
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| 
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|   for (i = 0, l = tokens.length; i < l; i++) {
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|     token = tokens[i];
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| 
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|     switch (token[0]) {
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|     case Token.AT_RULE:
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|       rebaseAtRule(token, validator, rebaseConfig);
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|       break;
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|     case Token.AT_RULE_BLOCK:
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|       rebaseProperties(token[2], validator, rebaseConfig);
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|       break;
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|     case Token.COMMENT:
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|       rebaseSourceMapComment(token, rebaseConfig);
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|       break;
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|     case Token.NESTED_BLOCK:
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|       rebaseEverything(token[2], validator, rebaseConfig);
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|       break;
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|     case Token.RULE:
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|       rebaseProperties(token[2], validator, rebaseConfig);
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|       break;
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|     }
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|   }
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| 
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|   return tokens;
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| }
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| 
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| function rebaseAtRules(tokens, validator, rebaseConfig) {
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|   var token;
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|   var i, l;
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| 
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|   for (i = 0, l = tokens.length; i < l; i++) {
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|     token = tokens[i];
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| 
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|     switch (token[0]) {
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|     case Token.AT_RULE:
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|       rebaseAtRule(token, validator, rebaseConfig);
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|       break;
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|     }
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|   }
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| 
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|   return tokens;
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| }
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| 
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| function rebaseAtRule(token, validator, rebaseConfig) {
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|   if (!isImport(token[1])) {
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|     return;
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|   }
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| 
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|   var uriAndMediaQuery = extractImportUrlAndMedia(token[1]);
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|   var newUrl = rewriteUrl(uriAndMediaQuery[0], rebaseConfig);
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|   var mediaQuery = uriAndMediaQuery[1];
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| 
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|   token[1] = restoreImport(newUrl, mediaQuery);
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| }
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| 
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| function rebaseSourceMapComment(token, rebaseConfig) {
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|   var matches = SOURCE_MAP_COMMENT_PATTERN.exec(token[1]);
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| 
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|   if (matches && matches[1].indexOf('data:') === -1) {
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|     token[1] = token[1].replace(matches[1], rewriteUrl(matches[1], rebaseConfig, true));
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|   }
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| }
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| 
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| function rebaseProperties(properties, validator, rebaseConfig) {
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|   var property;
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|   var value;
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|   var i, l;
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|   var j, m;
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| 
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|   for (i = 0, l = properties.length; i < l; i++) {
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|     property = properties[i];
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| 
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|     for (j = 2 /* 0 is Token.PROPERTY, 1 is name */, m = property.length; j < m; j++) {
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|       value = property[j][1];
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| 
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|       if (validator.isUrl(value)) {
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|         property[j][1] = rewriteUrl(value, rebaseConfig);
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|       }
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|     }
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|   }
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| }
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| 
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| module.exports = rebase;
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