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Optimize type of script matching.

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This commit is contained in:
Laurent MONIN 2005-11-02 16:54:24 +01:00 committed by Laurent MONIN
parent 53590ee002
commit 39015488d3
1 changed files with 38 additions and 23 deletions
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61
src/document/html/parser.c
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@ -290,41 +290,56 @@ do_html_script(struct html_context *html_context, unsigned char *a, unsigned cha
* one. That's why's all the fuzz. */
/* Ref:
* http://www.ietf.org/internet-drafts/draft-hoehrmann-script-types-03.txt
* FIXME: optimize ! */
*/
type = get_attr_val(a, "type", html_context->options);
if (type
&& strcasecmp(type, "application/javascript")
&& strcasecmp(type, "application/ecmascript")
&& strcasecmp(type, "text/javascript")
&& strcasecmp(type, "text/ecmascript")
&& strcasecmp(type, "text/jscript")
&& strcasecmp(type, "text/livescript")
&& strcasecmp(type, "application/x-javascript")
&& strcasecmp(type, "application/x-ecmascript")
&& strcasecmp(type, "text/javascript1.0")
&& strcasecmp(type, "text/javascript1.1")
&& strcasecmp(type, "text/javascript1.2")
&& strcasecmp(type, "text/javascript1.3")
&& strcasecmp(type, "text/javascript1.4")
&& strcasecmp(type, "text/javascript1.5")) {
mem_free(type);
if (type) {
unsigned char *pos = type;
if (!strncasecmp(type, "text/", 5)) {
pos += 5;
} else if (!strncasecmp(type, "application/", 12)) {
pos += 12;
} else {
mem_free(type);
not_processed:
/* Permit nested scripts and retreat. */
html_top.invisible++;
return 1;
/* Permit nested scripts and retreat. */
html_top.invisible++;
return 1;
}
if (!strncasecmp(pos, "javascript", 10)) {
int len = strlen(pos);
if (len > 10 && !isdigit(pos[10])) {
mem_free(type);
goto not_processed;
}
} else if (strcasecmp(pos, "ecmascript")
&& strcasecmp(pos, "jscript")
&& strcasecmp(pos, "livescript")
&& strcasecmp(pos, "x-javascript")
&& strcasecmp(pos, "x-ecmascript")) {
mem_free(type);
goto not_processed;
}
mem_free(type);
}
if (type) mem_free(type);
/* Check that the script content is ecmascript. The value of the
* language attribute can be JavaScript with optional version digits
* postfixed (like: ``JavaScript1.1''). */
* postfixed (like: ``JavaScript1.1'').
* That attribute is deprecated in favor of type by HTML 4.01 */
language = get_attr_val(a, "language", html_context->options);
if (language) {
int languagelen = strlen(language);
if (languagelen < 10
|| (languagelen > 10 && !isdigit(language[10]))
|| strncasecmp(language, "javascript", 10)) { /* FIXME: sufficient ? */
|| strncasecmp(language, "javascript", 10)) {
mem_free(language);
goto not_processed;
}