Implement the "in select" insertion mode, and add some more utility functions.

svn path=/trunk/hubbub/; revision=4446

1 files changed, 142 insertions, 0 deletions

diff --git a/src/treebuilder/in_select.c b/src/treebuilder/in_select.c
new file mode 100644
index 0000000..eb35317
--- /dev/null
+++ b/src/treebuilder/in_select.c
@@ -0,0 +1,142 @@
+/*
+ * This file is part of Hubbub.
+ * Licensed under the MIT License,
+ *                http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2008 Andrew Sidwell
+ */
+
+#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 "in head" insertion mode
+ *
+ * \param treebuilder  The treebuilder instance
+ * \param token        The token to handle
+ * \return True to reprocess token, false otherwise
+ */
+bool handle_in_select(hubbub_treebuilder *treebuilder,
+		const hubbub_token *token)
+{
+	bool reprocess = false;
+
+	element_type otype;
+	void *node;
+
+	switch (token->type) {
+	case HUBBUB_TOKEN_CHARACTER:
+		append_text(treebuilder, &token->data.character);
+		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 == OPTION) {
+			if (current_node(treebuilder) == OPTION) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			}
+
+			insert_element(treebuilder, &token->data.tag);
+		} else if (type == OPTGROUP) {
+			if (current_node(treebuilder) == OPTION) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			}
+
+			if (current_node(treebuilder) == OPTGROUP) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			}
+
+			insert_element(treebuilder, &token->data.tag);
+		} else if (type == SELECT || type == INPUT ||
+				type == TEXTAREA) {
+
+			if (element_in_scope(treebuilder, SELECT, true)) {
+				element_stack_pop_until(treebuilder, SELECT);
+				reset_insertion_mode(treebuilder);
+			} else {
+				/* fragment case */
+				/** \todo parse error */
+			}
+
+			if (type != SELECT) reprocess = true;
+		} else {
+			/** \todo parse error */
+		}
+	}
+		break;
+	case HUBBUB_TOKEN_END_TAG:
+	{
+		element_type type = element_type_from_name(treebuilder,
+				&token->data.tag.name);
+
+		if (type == OPTGROUP) {
+			if (current_node(treebuilder) == OPTION &&
+					prev_node(treebuilder) == OPTGROUP) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			}
+
+			if (current_node(treebuilder) == OPTGROUP) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			} else {
+				/** \todo parse error */
+			}
+		} else if (type == OPTION) {
+			if (current_node(treebuilder) == OPTION) {
+				if (!element_stack_pop(treebuilder, &otype,
+						&node)) {
+					/** \todo errors */
+				}
+			} else {
+				/** \todo parse error */
+			}
+		} else if (type == SELECT) {
+			if (element_in_scope(treebuilder, SELECT, true)) {
+				element_stack_pop_until(treebuilder, SELECT);
+				reset_insertion_mode(treebuilder);
+			} else {
+				/* fragment case */
+				/** \todo parse error */
+			}
+		}
+	}
+		break;
+	case HUBBUB_TOKEN_EOF:
+		break;
+	}
+
+	return reprocess;
+}
+