+++ /dev/null
-%module XML_Template_SWIG
-%include <std_string.i>
-
-struct XmlDocPtrWrapper {
- ~XmlDocPtrWrapper();
-};
-
-%{
-
-#include <memory>
-#include <libxml/globals.h>
-
-#include "../c++11/xml-template.h"
-
-struct XmlDocWrapper {
- ~XmlDocWrapper() { xmlFreeDoc(ptr); }
- xmlDocPtr ptr;
-};
-typedef std::shared_ptr<XmlDocWrapper> XmlDocPtrWrapper;
-
-bool is_associative_array(HashTable *ht)
-{
- if (ht->nNumOfElements == 0) {
- return true;
- }
- for (unsigned i = 0; i < ht->nNumOfElements; ++i) {
- if (!zend_hash_index_exists(ht, i)) {
- return true;
- }
- }
- return false;
-}
-
-Directive* convert_php_objects_to_directive(zval *obj)
-{
- switch (Z_TYPE_P(obj)) {
- case IS_ARRAY: {
- HashTable *ht = Z_ARRVAL_P(obj);
- if (is_associative_array(ht)) {
- std::unordered_map<std::string, Directive *> my_map;
- for (zend_hash_internal_pointer_reset(ht); zend_hash_has_more_elements(ht) == SUCCESS; zend_hash_move_forward(ht)) {
- char *str_key;
- ulong num_key;
- zend_hash_get_current_key(ht, &str_key, &num_key, 0);
-
- std::string key;
- if (zend_hash_get_current_key_type(ht) == HASH_KEY_IS_STRING) {
- key = str_key;
- } else {
- char buf[32];
- sprintf(buf, "%lu", num_key);
- key = buf;
- }
-
- zval **data;
- zend_hash_get_current_data(ht, (void **)&data);
- my_map.insert(make_pair(key, convert_php_objects_to_directive(*data)));
- }
- return new Substitute(my_map);
- } else {
- std::vector<Directive *> subdirectives;
- for (unsigned i = 0; i < ht->nNumOfElements; ++i) {
- zval **data;
- zend_hash_index_find(ht, i, (void **)&data);
- subdirectives.push_back(convert_php_objects_to_directive(*data));
- }
- return new Clone(subdirectives);
- }
- break;
- }
- case IS_STRING: {
- char *str = Z_STRVAL_P(obj);
- return new Replace(str);
- }
- case IS_LONG: {
- char str[256];
- snprintf(str, sizeof(str), "%ld", Z_LVAL_P(obj));
- return new Replace(str);
- }
- case IS_DOUBLE: {
- char str[256];
- snprintf(str, sizeof(str), "%f", Z_DVAL_P(obj));
- return new Replace(str);
- }
- case IS_RESOURCE: {
- XmlDocPtrWrapper *doc;
- if (SWIG_ConvertPtr(obj, (void **)&doc, SWIGTYPE_p_XmlDocPtrWrapper, 0) < 0 || doc == NULL) {
- return NULL;
- }
- return new ReplaceInclude(xmlCopyDoc((*doc)->ptr, 1));
- }
- case IS_NULL:
- return new Replace { "" };
- default:
- printf("WARNING: Unknown type %d!\n", Z_TYPE_P(obj));
- break;
- }
-
- return NULL;
-}
-
-XmlDocPtrWrapper XML_Template_process_file(const std::string &input_filename, Directive *root_directive, bool clean)
-{
- xmlDocPtr ret = process_file(input_filename, root_directive, clean);
- delete root_directive;
- return XmlDocPtrWrapper(new XmlDocWrapper { ret });
-}
-
-void XML_Template_process(XmlDocPtrWrapper doc, Directive *root_directive, bool clean)
-{
- root_directive->process(xmlDocGetRootElement(doc->ptr), clean);
- delete root_directive;
-}
-
-namespace {
-
-int write_to_string(void *context, const char *buffer, int len)
-{
- std::string *str = reinterpret_cast<std::string *>(context);
- str->append(buffer, len);
- return len;
-}
-
-int close_string(void *context)
-{
- return 0;
-}
-
-} // namespace
-
-std::string XML_Template_convert_doc_to_string(XmlDocPtrWrapper doc, bool prettyprint)
-{
- xmlIndentTreeOutput = prettyprint;
- std::string ret;
- xmlOutputBufferPtr buf = xmlOutputBufferCreateIO(write_to_string, close_string, &ret, NULL);
- xmlSaveFormatFileTo(buf, doc->ptr, "UTF-8", prettyprint);
- return ret;
-}
-
-namespace {
-
-// Remove document fragments (ie. move their content up in the parent node)
-// and combine neighboring text nodes into one.
-void normalize_node(xmlNodePtr node)
-{
- xmlNode *next_child;
- for (xmlNode *child = node->children; child != NULL; child = next_child) {
- next_child = child->next;
- if (child->type == XML_DOCUMENT_FRAG_NODE) {
- while (child->children != NULL) {
- xmlAddPrevSibling(child, child->children);
- }
-
- xmlUnlinkNode(child);
- xmlFreeNode(child);
- }
- }
-
- // xmlAddPrevSibling merges adjacent text nodes, but many other things
- // (including xmlUnlinkNode) do not, so make an extra pass.
- for (xmlNode *child = node->children; child != NULL; child = child->next) {
- while (child->type == XML_TEXT_NODE && (child->next != NULL && child->next->type == XML_TEXT_NODE)) {
- xmlNode *next_child = child->next;
-
- xmlChar *content = xmlNodeGetContent(next_child);
- xmlNodeAddContent(child, content);
- xmlFree(content);
-
- xmlUnlinkNode(next_child);
- xmlFreeNode(next_child);
- }
- normalize_node(child);
- }
-}
-
-// Clean the page of non-necessary whitespace. Leaves whitespace alone if and
-// only if xml:space="preserve" on the element. (IOW, it doesn't parse the DTDs,
-// nor the CSS.)
-void clean_node(xmlNodePtr node, bool preserve_whitespace, bool aggressive)
-{
- if (node->type == XML_TEXT_NODE) {
- std::string content = reinterpret_cast<const char *>(xmlNodeGetContent(node));
- if (!preserve_whitespace) {
- unsigned dstpos = 0;
- for (unsigned srcpos = 0; srcpos < content.size(); ++srcpos, ++dstpos) {
- if (content[srcpos] == '\n' ||
- content[srcpos] == '\t' ||
- content[srcpos] == ' ') {
- content[dstpos] = ' ';
-
- // compress double spaces
- if (dstpos > 0 && content[dstpos - 1] == ' ') {
- --dstpos;
- }
- } else {
- content[dstpos] = content[srcpos];
- }
- }
- content.resize(dstpos);
- }
- if (content.empty() || (aggressive && content == " ")) {
- xmlUnlinkNode(node);
- xmlFreeNode(node);
- } else {
- xmlNodeSetContentLen(node, reinterpret_cast<const xmlChar *>(content.data()), content.size());
- }
- } else {
- if (node->type == XML_ELEMENT_NODE) {
- xmlChar *space = xmlGetProp(node, reinterpret_cast<const xmlChar *>("xml:space"));
- preserve_whitespace = (space != NULL && strcmp(reinterpret_cast<const char *>(space), "preserve") == 0);
- }
-
- xmlNode *next_child;
- for (xmlNode *child = node->children; child != NULL; child = next_child) {
- next_child = child->next;
- clean_node(child, preserve_whitespace, aggressive);
- }
-
- if (node->type == XML_ELEMENT_NODE && node->children == NULL) {
- std::string tag = reinterpret_cast<const char *>(node->name);
-
- // These are the only elements allowed in XHTML to be EMPTY,
- // so insert dummy nodes to prevent the output from using
- // the <foo/> syntax where not appropriate.
- if (tag != "base" && tag != "meta" && tag != "link" && tag != "hr" &&
- tag != "br" && tag != "param" && tag != "img" && tag != "area" &&
- tag != "input" && tag != "col") {
- xmlNode *text = xmlNewText(reinterpret_cast<const xmlChar *>(""));
- xmlAddChild(node, text);
- }
- }
- }
-}
-
-} // namespace
-
-void XML_Template_clean_whitespace(XmlDocPtrWrapper doc, bool aggressive)
-{
- normalize_node(xmlDocGetRootElement(doc->ptr));
- clean_node(xmlDocGetRootElement(doc->ptr), false, aggressive);
-}
-
-%}
-
-%typemap(in) Directive* {
- $1 = convert_php_objects_to_directive(*$input);
-}
-
-XmlDocPtrWrapper XML_Template_process_file(const std::string &input_filename, Directive *root_directive, bool clean);
-void XML_Template_process(XmlDocPtrWrapper doc, Directive *root_directive, bool clean);
-void XML_Template_clean_whitespace(XmlDocPtrWrapper doc, bool aggressive);
-std::string XML_Template_convert_doc_to_string(XmlDocPtrWrapper doc, bool prettyprint);
-
projects / xml-template / blobdiff