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feat: Allows commas to be included in tel URI (#389)
* Allows commas in tel URI scheme validator (addresses #388)
* Adds comment explaining 8429f7b
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@ -33,9 +33,9 @@ class HTMLPurifier_URIScheme_tel extends HTMLPurifier_URIScheme
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$uri->host = null;
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$uri->host = null;
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$uri->port = null;
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$uri->port = null;
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// Delete all non-numeric characters, non-x characters
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// Delete all non-numeric characters, commas, and non-x characters
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// from phone number, EXCEPT for a leading plus sign.
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// from phone number, EXCEPT for a leading plus sign.
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$uri->path = preg_replace('/(?!^\+)[^\dx]/', '',
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$uri->path = preg_replace('/(?!^\+)[^\dx,]/', '',
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// Normalize e(x)tension to lower-case
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// Normalize e(x)tension to lower-case
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str_replace('X', 'x', rawurldecode($uri->path)));
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str_replace('X', 'x', rawurldecode($uri->path)));
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