58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
#include <nokogiri.h>
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VALUE cNokogiriXmlComment;
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static ID document_id ;
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/*
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* call-seq:
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* new(document_or_node, content)
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*
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* Create a new Comment element on the +document+ with +content+.
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* Alternatively, if a +node+ is passed, the +node+'s document is used.
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*/
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static VALUE
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new (int argc, VALUE *argv, VALUE klass)
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{
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xmlDocPtr xml_doc;
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xmlNodePtr node;
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VALUE document;
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VALUE content;
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VALUE rest;
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VALUE rb_node;
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rb_scan_args(argc, argv, "2*", &document, &content, &rest);
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Check_Type(content, T_STRING);
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if (rb_obj_is_kind_of(document, cNokogiriXmlNode)) {
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document = rb_funcall(document, document_id, 0);
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} else if (!rb_obj_is_kind_of(document, cNokogiriXmlDocument)
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&& !rb_obj_is_kind_of(document, cNokogiriXmlDocumentFragment)) {
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rb_raise(rb_eArgError, "first argument must be a XML::Document or XML::Node");
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}
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xml_doc = noko_xml_document_unwrap(document);
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node = xmlNewDocComment(xml_doc, (const xmlChar *)StringValueCStr(content));
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noko_xml_document_pin_node(node);
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rb_node = noko_xml_node_wrap(klass, node);
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rb_obj_call_init(rb_node, argc, argv);
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if (rb_block_given_p()) { rb_yield(rb_node); }
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return rb_node;
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}
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void
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noko_init_xml_comment(void)
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{
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assert(cNokogiriXmlCharacterData);
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/*
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* Comment represents a comment node in an xml document.
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*/
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cNokogiriXmlComment = rb_define_class_under(mNokogiriXml, "Comment", cNokogiriXmlCharacterData);
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rb_define_singleton_method(cNokogiriXmlComment, "new", new, -1);
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document_id = rb_intern("document");
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}
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