Put each insertion mode into its own C file, so that treebuilder.c doesn't get extremely long.

svn path=/trunk/hubbub/; revision=4429

1 files changed, 106 insertions, 0 deletions

diff --git a/src/treebuilder/before_head.c b/src/treebuilder/before_head.c
new file mode 100644
index 0000000..1534ff8
--- /dev/null
+++ b/src/treebuilder/before_head.c
@@ -0,0 +1,106 @@
+/*
+ * This file is part of Hubbub.
+ * Licensed under the MIT License,
+ *                http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2008 John-Mark Bell <jmb@netsurf-browser.org>
+ */
+
+#include <assert.h>
+#include <string.h>
+
+#include "treebuilder/modes.h"
+#include "treebuilder/internal.h"
+#include "treebuilder/treebuilder.h"
+#include "utils/utils.h"
+
+
+/**
+ * Handle token in "before head" insertion mode
+ *
+ * \param treebuilder  The treebuilder instance
+ * \param token        The token to handle
+ * \return True to reprocess token, false otherwise
+ */
+bool handle_before_head(hubbub_treebuilder *treebuilder, 
+		const hubbub_token *token)
+{
+	bool reprocess = false;
+	bool handled = false;
+
+	switch (token->type) {
+	case HUBBUB_TOKEN_CHARACTER:
+		reprocess = process_characters_expect_whitespace(treebuilder,
+				token, false);
+		break;
+	case HUBBUB_TOKEN_COMMENT:
+		process_comment_append(treebuilder, token, 
+				treebuilder->context.element_stack[
+				treebuilder->context.current_node].node);
+		break;
+	case HUBBUB_TOKEN_DOCTYPE:
+		/** \todo parse error */
+		break;
+	case HUBBUB_TOKEN_START_TAG:
+	{
+		element_type type = element_type_from_name(treebuilder,
+				&token->data.tag.name);
+
+		if (type == HTML) {
+			/* Process as if "in body" */
+			process_tag_in_body(treebuilder, token);
+		} else if (type == HEAD) {
+			handled = true;
+		} else {
+			reprocess = true;
+		}
+	}
+		break;
+	case HUBBUB_TOKEN_END_TAG:
+	{
+		element_type type = element_type_from_name(treebuilder,
+				&token->data.tag.name);
+
+		if (type == HEAD || type == BR) {
+			reprocess = true;
+		} else {
+			/** \todo parse error */
+		}
+	}
+		break;
+	case HUBBUB_TOKEN_EOF:
+		reprocess = true;
+		break;
+	}
+
+	if (handled || reprocess) {
+		hubbub_tag tag;
+
+		if (reprocess) {
+			/* Manufacture head tag */
+			tag.name.type = HUBBUB_STRING_PTR;
+			tag.name.data.ptr = (const uint8_t *) "head";
+			tag.name.len = SLEN("head");
+
+			tag.n_attributes = 0;
+			tag.attributes = NULL;
+		} else {
+			tag = token->data.tag;
+		}
+
+		insert_element(treebuilder, &tag);
+
+		treebuilder->tree_handler->ref_node(
+				treebuilder->tree_handler->ctx,
+				treebuilder->context.element_stack[
+				treebuilder->context.current_node].node);
+
+		treebuilder->context.head_element = 
+				treebuilder->context.element_stack[
+				treebuilder->context.current_node].node;
+
+		treebuilder->context.mode = IN_HEAD;
+	}
+
+	return reprocess;
+}
+