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update for xsd:language type check

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Fixes #242.
This commit is contained in:
PaulHiggs 2021-05-03 16:09:44 +01:00 committed by Nick Wellnhofer
parent babe75030c
commit 33468d7e70
1 changed files with 40 additions and 1 deletions
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41
xmlschemastypes.c
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@ -2187,6 +2187,44 @@ xmlSchemaParseUInt(const xmlChar **str, unsigned long *llo,
return(ret);
}
/*
* xmlSchemaCheckLanguageType
* @value: the value to check
*
* Check that a value conforms to the lexical space of the language datatype.
* Must conform to [a-zA-Z]{1,8}(-[a-zA-Z0-9]{1,8})*
*
* Returns 1 if this validates, 0 otherwise.
*/
static int
xmlSchemaCheckLanguageType(const xmlChar* value) {
int first = 1, len = 0;
const xmlChar* cur = value;
if (value == NULL)
return (0);
while (cur[0] != 0) {
if (!( ((cur[0] >= 'a') && (cur[0] <= 'z')) || ((cur[0] >= 'A') && (cur[0] <= 'Z'))
|| (cur[0] == '-')
|| ((first == 0) && (xmlIsDigit_ch(cur[0]))) ))
return (0);
if (cur[0] == '-') {
if ((len < 1) || (len > 8))
return (0);
len = 0;
first = 0;
}
else
len++;
cur++;
}
if ((len < 1) || (len > 8))
return (0);
return (1);
}
/**
* xmlSchemaValAtomicType:
* @type: the predefined type
@ -2704,7 +2742,8 @@ xmlSchemaValAtomicType(xmlSchemaTypePtr type, const xmlChar * value,
if (norm != NULL)
value = norm;
}
if (xmlCheckLanguageID(value) == 1) {
if (xmlSchemaCheckLanguageType(value) == 1) {
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_LANGUAGE);
if (v != NULL) {