From aae79c95fe1ebb916114ad8406d458cd0f8566cf Mon Sep 17 00:00:00 2001
From: Nils Dagsson Moskopp <nils@dieweltistgarnichtso.net>
Date: Sun, 10 Aug 2014 02:10:16 +0200
Subject: [PATCH] Add rendering for html source element

---
 src/document/html/parser/link.c  | 33 ++++++++++++++++++++++++++++++++
 src/document/html/parser/link.h  |  1 +
 src/document/html/parser/parse.c |  1 +
 3 files changed, 35 insertions(+)

diff --git a/src/document/html/parser/link.c b/src/document/html/parser/link.c
index 7508c95e..6e8acb37 100644
--- a/src/document/html/parser/link.c
+++ b/src/document/html/parser/link.c
@@ -358,6 +358,39 @@ html_img(struct html_context *html_context, unsigned char *a,
 	html_img_do(a, NULL, html_context);
 }
 
+void
+html_source(struct html_context *html_context, unsigned char *a,
+           unsigned char *xxx3, unsigned char *xxx4, unsigned char **xxx5)
+{
+	unsigned char *src, *title;
+	struct document_options *options = html_context->options;
+	int display_style = options->image_link.display_style;
+
+	src = get_url_val(a, "src", html_context->doc_cp);
+	if (!src) return;
+
+	title = get_attr_val(a, "title", html_context->doc_cp);
+	if (!title || !*title) {
+		if (display_style == 3) {
+			mem_free_if(title);
+			title = get_image_filename_from_src(options->image_link.filename_maxlen, src);
+		}
+	}
+
+	html_focusable(html_context, a);
+
+	if (title && *title) {
+		put_link_line("Source: ", title, src,
+			      html_context->options->framename, html_context);
+	} else {
+		put_link_line("", "Source", src,
+			      html_context->options->framename, html_context);
+	}
+
+	mem_free_if(title);
+	mem_free(src);
+}
+
 /* prefix can have entities in it, but linkname cannot.  */
 void
 put_link_line(unsigned char *prefix, unsigned char *linkname,
diff --git a/src/document/html/parser/link.h b/src/document/html/parser/link.h
index d06059f9..9b087e87 100644
--- a/src/document/html/parser/link.h
+++ b/src/document/html/parser/link.h
@@ -14,6 +14,7 @@ element_handler_T html_iframe;
 element_handler_T html_img;
 element_handler_T html_link;
 element_handler_T html_object;
+element_handler_T html_source;
 element_handler_T html_audio;
 element_handler_T html_video;
 element_handler_T html_embed;
diff --git a/src/document/html/parser/parse.c b/src/document/html/parser/parse.c
index d4c6be3a..54e8cca0 100644
--- a/src/document/html/parser/parse.c
+++ b/src/document/html/parser/parse.c
@@ -482,6 +482,7 @@ static struct element_info elements[] = {
  {"S",           html_underline,   NULL,                 0, ET_NESTABLE    },
  {"SCRIPT",      html_script,      NULL,                 0, ET_NESTABLE    },
  {"SELECT",      html_select,      NULL,                 0, ET_NESTABLE    },
+ {"SOURCE",      html_source,      NULL,                 1, ET_NON_PAIRABLE},
  {"SPAN",        html_span,        NULL,                 0, ET_NESTABLE    },
  {"STRIKE",      html_underline,   NULL,                 0, ET_NESTABLE    },
  {"STRONG",      html_bold,        NULL,                 0, ET_NESTABLE    },