C++ (Cpp) is_safe_link Examples

Example #1

File: autolink.c Project: nacho4d/upskirt

size_t
ups_autolink__url(size_t *rewind_p, struct buf *link, char *data, size_t offset, size_t size)
{
	size_t link_end, rewind = 0;

	if (size < 4 || data[1] != '/' || data[2] != '/')
		return 0;

	while (rewind < offset && isalpha(data[-rewind - 1]))
		rewind++;

	if (!is_safe_link(data - rewind, size + rewind))
		return 0;

	link_end = 0;
	while (link_end < size && !isspace(data[link_end]))
		link_end++;

	link_end = autolink_delim(data, link_end, offset, size);

	if (link_end == 0)
		return 0;

	bufput(link, data - rewind, link_end + rewind);
	*rewind_p = rewind;

	return link_end;
}

Example #2

File: html.c Project: BinaryMuse/robotskirt

/********************
 * GENERIC RENDERER *
 ********************/
static int
rndr_autolink(struct buf *ob, struct buf *link, enum mkd_autolink type, void *opaque)
{
	struct html_renderopt *options = opaque;

	if (!link || !link->size)
		return 0;

	if ((options->flags & HTML_SAFELINK) != 0 &&
		!is_safe_link(link->data, link->size) &&
		type != MKDA_EMAIL)
		return 0;

	BUFPUTSL(ob, "<a href=\"");
	if (type == MKDA_EMAIL)
		BUFPUTSL(ob, "mailto:");
	bufput(ob, link->data, link->size);
	BUFPUTSL(ob, "\">");

	/*
	 * Pretty printing: if we get an email address as
	 * an actual URI, e.g. `mailto:[email protected]`, we don't
	 * want to print the `mailto:` prefix
	 */
	if (bufprefix(link, "mailto:") == 0) {
		attr_escape(ob, link->data + 7, link->size - 7);
	} else {
		attr_escape(ob, link->data, link->size);
	}

	BUFPUTSL(ob, "</a>");

	return 1;
}

Example #3

File: html.c Project: BinaryMuse/robotskirt

static int
rndr_link(struct buf *ob, struct buf *link, struct buf *title, struct buf *content, void *opaque)
{
	struct html_renderopt *options = opaque;
	
	if ((options->flags & HTML_SAFELINK) != 0 && !is_safe_link(link->data, link->size))
		return 0;

	BUFPUTSL(ob, "<a href=\"");
	if (link && link->size) bufput(ob, link->data, link->size);
	if (title && title->size) {
		BUFPUTSL(ob, "\" title=\"");
		attr_escape(ob, title->data, title->size); }
	BUFPUTSL(ob, "\">");
	if (content && content->size) bufput(ob, content->data, content->size);
	BUFPUTSL(ob, "</a>");
	return 1;
}

Example #4

File: markdown.c Project: nono/upskirt

static size_t
char_autolink(struct buf *ob, struct render *rndr, char *data, size_t offset, size_t size)
{
	struct buf work = { data, 0, 0, 0, 0 };

	if (offset > 0 && !isspace(data[-1]))
		return 0;

	if (!is_safe_link(data, size))
		return 0;

	while (work.size < size && !isspace(data[work.size]))
		work.size++;

	if (rndr->make.autolink) {
		struct buf *u_link = rndr_newbuf(rndr);
		unscape_text(u_link, &work);

		rndr->make.autolink(ob, u_link, MKDA_NORMAL, rndr->make.opaque);
		rndr_popbuf(rndr);
	}

	return work.size;
}