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-rw-r--r--content/content.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/content/content.c b/content/content.c
index 7b722a274..28d18bcab 100644
--- a/content/content.c
+++ b/content/content.c
@@ -376,6 +376,8 @@ void content__reformat(struct content *c, bool background,
void content_destroy(struct content *c)
{
+ struct content_rfc5988_link *link;
+
assert(c);
LOG(("content %p %s", c,
nsurl_access(llcache_handle_get_url(c->llcache))));
@@ -389,6 +391,12 @@ void content_destroy(struct content *c)
lwc_string_unref(c->mime_type);
+ /* release metadata links */
+ link = c->links;
+ while (link != NULL) {
+ link = content__free_rfc5988_link(link);
+ }
+
talloc_free(c);
}
@@ -744,6 +752,97 @@ bool content__set_title(struct content *c, const char *title)
return true;
}
+struct content_rfc5988_link *
+content_find_rfc5988_link(hlcache_handle *h, lwc_string *rel)
+{
+ struct content *c = hlcache_handle_get_content(h);
+ struct content_rfc5988_link *link = c->links;
+ bool rel_match = false;
+
+ while (link != NULL) {
+ lwc_string_caseless_isequal(link->rel, rel, &rel_match);
+ if (rel_match) {
+ break;
+ }
+ link = link->next;
+ }
+ return link;
+}
+
+struct content_rfc5988_link *
+content__free_rfc5988_link(struct content_rfc5988_link *link)
+{
+ struct content_rfc5988_link *next;
+
+ next = link->next;
+
+ lwc_string_unref(link->rel);
+ nsurl_unref(link->href);
+ if (link->hreflang != NULL) {
+ lwc_string_unref(link->hreflang);
+ }
+ if (link->type != NULL) {
+ lwc_string_unref(link->type);
+ }
+ if (link->media != NULL) {
+ lwc_string_unref(link->media);
+ }
+ if (link->sizes != NULL) {
+ lwc_string_unref(link->sizes);
+ }
+ free(link);
+
+ return next;
+}
+
+bool content__add_rfc5988_link(struct content *c,
+ const struct content_rfc5988_link *link)
+{
+ struct content_rfc5988_link *newlink;
+ union content_msg_data msg_data;
+
+ /* a link relation must be present for it to be a link */
+ if (link->rel == NULL) {
+ return false;
+ }
+
+ /* a link href must be present for it to be a link */
+ if (link->href == NULL) {
+ return false;
+ }
+
+ newlink = calloc(1, sizeof(struct content_rfc5988_link));
+ if (newlink == NULL) {
+ return false;
+ }
+
+ /* copy values */
+ newlink->rel = lwc_string_ref(link->rel);
+ newlink->href = nsurl_ref(link->href);
+ if (link->hreflang != NULL) {
+ newlink->hreflang = lwc_string_ref(link->hreflang);
+ }
+ if (link->type != NULL) {
+ newlink->type = lwc_string_ref(link->type);
+ }
+ if (link->media != NULL) {
+ newlink->media = lwc_string_ref(link->media);
+ }
+ if (link->sizes != NULL) {
+ newlink->sizes = lwc_string_ref(link->sizes);
+ }
+
+ /* add to metadata link to list */
+ newlink->next = c->links;
+ c->links = newlink;
+
+ /* broadcast the data */
+ msg_data.rfc5988_link = newlink;
+ content_broadcast(c, CONTENT_MSG_LINK, msg_data);
+
+ return true;
+}
+
/**
* Retrieve computed type of content
*