using namespace std;
+namespace {
+
+void clean_node(xmlNode *node)
+{
+ if (node->type != XML_ELEMENT_NODE) {
+ return;
+ }
+ if (strcmp(reinterpret_cast<const char *>(node->ns->href), "http://template.sesse.net/") == 0) {
+ xmlNode *frag = xmlNewDocFragment(node->doc);
+ xmlReplaceNode(node, frag);
+ frag->children = node->children;
+ frag->last = node->last;
+ }
+}
+
+} // namespace
+
+Directive::~Directive() {}
+
Replace::Replace(const string &str)
: str(str) {}
void Replace::process(xmlNode *node, bool clean) {
- node->children = xmlNewTextLen(reinterpret_cast<const xmlChar *>(str.data()), str.size());
+ xmlNodeSetContentLen(node, reinterpret_cast<const xmlChar *>(str.data()), str.size());
+ if (clean) {
+ clean_node(node);
+ }
+}
+
+Clone::Clone(const vector<Directive *> &subdirectives)
+ : subdirectives(subdirectives) {}
+
+Clone::Clone(initializer_list<Directive *> subdirectives)
+ : subdirectives(subdirectives) {}
+
+Clone::~Clone()
+{
+ for (auto it : subdirectives) {
+ delete it;
+ }
+}
+
+void Clone::process(xmlNode *node, bool clean)
+{
+ // We can't use xmlNewDocFragment, since xmlDOMWrapCloneNode only knows
+ // how to clone elements.
+ vector<xmlNode *> new_nodes;
+
+ for (auto it : subdirectives) {
+ xmlNode *new_node;
+ xmlDOMWrapCloneNode(NULL, node->doc, node, &new_node, node->doc, NULL, 1, 0);
+ it->process(new_node, clean);
+ for (xmlNode *child = new_node->children; child != NULL; child = child->next) {
+ new_nodes.push_back(child);
+ }
+ }
+
+ xmlFreeNodeList(node->children);
+ node->content = NULL;
+ node->children = node->last = NULL;
+
+ for (auto child : new_nodes) {
+ xmlAddChild(node, child);
+ }
+ if (clean) {
+ clean_node(node);
+ }
}
Substitute::Substitute(const unordered_map<string, Directive*> &substitution_map)
: substitution_map(substitution_map) {}
+
+Substitute::Substitute(initializer_list<pair<const string, Directive*>> substitution_map)
+ : substitution_map(substitution_map) {}
-void Substitute::process(xmlNode *node, bool clean) {
+Substitute::~Substitute()
+{
+ for (auto it : substitution_map) {
+ delete it.second;
+ }
+}
+
+void Substitute::process(xmlNode *node, bool clean)
+{
for (xmlNode *child = node->children; child != NULL; child = child->next) {
bool processed = false;
if (child->type == XML_ELEMENT_NODE) {
// Find the ID, if any.
string id;
+ xmlAttr *id_attr = NULL;
for (xmlAttr *attr = child->properties; attr != NULL; attr = attr->next) {
if (strcmp(reinterpret_cast<const char *>(attr->ns->href), "http://template.sesse.net/") == 0 &&
strcmp(reinterpret_cast<const char *>(attr->name), "id") == 0) {
id = reinterpret_cast<const char *>(xmlNodeGetContent(attr->children));
-
- if (clean) {
- if (attr->prev == NULL) {
- child->properties = attr->next;
- } else {
- attr->prev->next = attr->next;
- }
- }
+ id_attr = attr;
}
}
+ if (clean && id_attr != NULL) {
+ xmlRemoveProp(id_attr);
+ }
// Check all substitutions to see if we found anything appropriate.
for (auto it : substitution_map) {
process(child, clean);
}
}
+ if (clean) {
+ clean_node(node);
+ }
}
void process_file(const string &input_filename,
xmlDocPtr doc = xmlParseFile(input_filename.c_str());
root_directive->process(xmlDocGetRootElement(doc), true);
xmlSaveFile(output_filename.c_str(), doc);
+ xmlFreeDoc(doc);
xmlCleanupParser();
xmlMemoryDump();