src/discinfo.cpp

#include "discinfo.h"

namespace freedaisy {
  Discinfo::Discinfo() {
    _xmldoc = NULL;
    createDoc();
  }

  void Discinfo::createDoc(std::string lang) {
    _createDoc();
    XMLNode html = createRootNode("html");
    html.setAttr("xmlns", "http://www.w3.org/1999/xhtml");

    XMLNode head("head");
    html.addChild(&head);
    XMLNode title("title");
    head.addChild(&title);
    title.setContent("CD Information");

    XMLNode meta("meta");
    meta.setAttr("http-equiv", "Content-type");
    meta.setAttr("content", "text/html");
    head.addChild(&meta);

    XMLNode body("body");
    html.addChild(&body);

    setLang(lang);
  }

  std::vector<Link> Discinfo::getLinks() {
    // Get links (XMLNodes) and add them in a vector of Link
    std::vector<XMLNode> nodes;
    std::vector<Link> links;
    nodes = xpathEval("//*[local-name() = 'a']");
    for (std::vector<XMLNode>::iterator it = nodes.begin(); it != nodes.end() ; it++) {
      links.push_back(Link((*it)));
    }
    return links;
  }

  void Discinfo::addLink(Link *lnk) {
    XMLNode node;
    node = xpathEval("//*[local-name() = 'body']")[0];
    node.addChild(lnk);
  }

  void Discinfo::delLink(Link *lnk) {
    std::vector<XMLNode> nodevect;
    nodevect = xpathEval("//*[local-name() = 'a']");
    for (int i = 0; i < nodevect.size(); i++) {
      if ((nodevect[i].getContent() == lnk->getContent()) &&
          (nodevect[i].getAttr("href") == lnk->getHref().getString())) {
        nodevect[i].unlink();
      }
    }
  }

  void Discinfo::setLang(std::string lang) {
    // Code shared with NCC
    XMLNode node;
    node = xpathEval("//*[local-name() = 'head']")[0];
    node.setAttr("lang", lang);
    node.setAttr("xml:lang", lang);
  }
  
  std::string Discinfo::getLang() {
    // Code shared with NCC
    XMLNode node;
    node = xpathEval("//*[local-name() = 'head']")[0];
    if (node.hasAttr("lang") == 0) {
      return node["lang"];
    } else {
      return "en";
    }
  }
}

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