From 221f246d4c02dd12d87e2a825dff1510c6946778 Mon Sep 17 00:00:00 2001
From: Witold Filipczyk <witekfl@poczta.onet.pl>
Date: Mon, 19 Jul 2021 22:12:03 +0200
Subject: [PATCH] [iframe] Begining of iframe rewrite

---
 src/document/document.c         |  2 ++
 src/document/document.h         |  1 +
 src/document/html/parser/link.c | 11 +++++++++++
 src/document/html/renderer.c    | 12 ++++++++++++
 src/document/html/renderer.h    |  1 +
 src/session/session.c           | 15 +++++++++++++++
 6 files changed, 42 insertions(+)

diff --git a/src/document/document.c b/src/document/document.c
index 80e528f5..ba5d466b 100644
--- a/src/document/document.c
+++ b/src/document/document.c
@@ -271,6 +271,7 @@ reset_document(struct document *document)
 ///	kill_timer(&document->timeout);
 ///	free_document(document->dom);
 #endif
+	free_uri_list(&document->iframes);
 
 	free_list(document->tags);
 	free_list(document->nodes);
@@ -336,6 +337,7 @@ done_document(struct document *document)
 	mem_free_if(document->text);
 	free_document(document->dom);
 #endif
+	free_uri_list(&document->iframes);
 
 	free_list(document->tags);
 	free_list(document->nodes);
diff --git a/src/document/document.h b/src/document/document.h
index 6bf30e86..d08be4f6 100644
--- a/src/document/document.h
+++ b/src/document/document.h
@@ -223,6 +223,7 @@ struct document {
 	 * Used for checking rerendering for available CSS imports. */
 	unsigned long css_magic;
 #endif
+	struct uri_list iframes;
 
 	struct uri *uri;
 
diff --git a/src/document/html/parser/link.c b/src/document/html/parser/link.c
index 1a64aa95..d0bdfc16 100644
--- a/src/document/html/parser/link.c
+++ b/src/document/html/parser/link.c
@@ -468,6 +468,7 @@ html_iframe_do(char *a, char *object_src,
                struct html_context *html_context)
 {
 	char *name, *url = NULL;
+	struct uri *uri;
 
 	url = null_or_stracpy(object_src);
 	if (!url) url = get_url_val(a, "src", html_context->doc_cp);
@@ -491,6 +492,16 @@ html_iframe_do(char *a, char *object_src,
 			      html_context->options->framename, html_context);
 	}
 
+	char *url2 = join_urls(html_context->base_href, url);
+
+	uri = get_uri(url2, URI_BASE);
+	if (uri) {
+		/* Request the imported script as part of the document ... */
+		html_context->special_f(html_context, SP_IFRAME, name, uri);
+		done_uri(uri);
+		mem_free(url2);
+	}
+
 	mem_free(name);
 	mem_free(url);
 }
diff --git a/src/document/html/renderer.c b/src/document/html/renderer.c
index e5a53660..f7538e0c 100644
--- a/src/document/html/renderer.c
+++ b/src/document/html/renderer.c
@@ -2355,6 +2355,18 @@ html_special(struct html_context *html_context, enum html_special_type c, ...)
 			}
 #endif
 			break;
+
+		case SP_IFRAME:
+		{
+			if (document) {
+				char *name = va_arg(l, char *);
+				struct uri *uri = va_arg(l, struct uri *);
+
+				add_to_uri_list(&document->iframes, uri);
+			}
+			break;
+		}
+
 	}
 
 	va_end(l);
diff --git a/src/document/html/renderer.h b/src/document/html/renderer.h
index 49a93336..2fb24489 100644
--- a/src/document/html/renderer.h
+++ b/src/document/html/renderer.h
@@ -34,6 +34,7 @@ enum html_special_type {
 	SP_STYLESHEET,
 	SP_COLOR_LINK_LINES,
 	SP_SCRIPT,
+	SP_IFRAME
 };
 
 
diff --git a/src/session/session.c b/src/session/session.c
index 15008a56..5bb3ff5f 100644
--- a/src/session/session.c
+++ b/src/session/session.c
@@ -477,6 +477,20 @@ load_ecmascript_imports(struct session *ses, struct document_view *doc_view)
 #define load_ecmascript_imports(ses, doc_view)
 #endif
 
+static void
+load_iframes(struct session *ses, struct document_view *doc_view)
+{
+	struct document *document = doc_view->document;
+	struct uri *uri;
+	int index;
+
+	if (!document) return;
+
+	foreach_uri (uri, index, &document->iframes) {
+		open_uri_in_new_tab(ses, uri, 0, 0);
+	}
+}
+
 NONSTATIC_INLINE void
 load_frames(struct session *ses, struct document_view *doc_view)
 {
@@ -514,6 +528,7 @@ display_timer(struct session *ses)
 	load_frames(ses, ses->doc_view);
 	load_css_imports(ses, ses->doc_view);
 	load_ecmascript_imports(ses, ses->doc_view);
+	load_iframes(ses, ses->doc_view);
 	process_file_requests(ses);
 }