int main(int argc, char *argv[])
{
CURL *conn = NULL;
CURLcode code;
std::string title;
// Ensure one argument is given
if (argc != 2)
{
fprintf(stderr, "Usage: %s <url>\n", argv[0]);
exit(EXIT_FAILURE);
}
curl_global_init(CURL_GLOBAL_DEFAULT);
// Initialize CURL connection
if (!init(conn, argv[1]))
{
fprintf(stderr, "Connection initializion failed\n");
exit(EXIT_FAILURE);
}
// Retrieve content for the URL
code = curl_easy_perform(conn);
curl_easy_cleanup(conn);
if (code != CURLE_OK)
{
fprintf(stderr, "Failed to get '%s' [%s]\n", argv[1], errorBuffer);
exit(EXIT_FAILURE);
}
// Parse the (assumed) HTML code
parseHtml(buffer, title);
// Display the extracted title
printf("Title: %s\n", title.c_str());
return EXIT_SUCCESS;
}
HttpPullData::HttpPullData():buffer_offset(0){
CURLcode res;
curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errorBuffer);
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, writer);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
res = initLocServer();
if (res != CURLE_OK) {
fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
}
parseHtml(buffer,0,GET_OPTIONS);
}
}
AddFilm::AddFilm(QWidget *pwgt): QWidget(pwgt)
{
titleLine = new QLineEdit;
yearLine = new QLineEdit;
directorLine = new QLineEdit;
genreLine = new QLineEdit;
timeLine = new QLineEdit;
linkLine = new QLineEdit;
urlLine = new QLineEdit;
descriptionText = new QTextEdit;
buttonAdd = new QPushButton(tr("Добавить"));
downloadButton = new QPushButton(tr("Загрузить"));
downloadHtmlButton = new QPushButton(tr("Получить информацию"));
checkTitleButton = new QPushButton(tr("Проверить"));
manager = new QNetworkAccessManager(this);
QGridLayout *lay = new QGridLayout;
lay->addWidget(new QLabel(tr("Ссылка на страницу")), 0, 0);
lay->addWidget(urlLine, 0, 1);
lay->addWidget(downloadHtmlButton, 0, 2);
lay->addWidget(new QLabel(tr("Название")), 1, 0);
lay->addWidget(titleLine, 1, 1);
lay->addWidget(new QLabel(tr("Год")), 2, 0);
lay->addWidget(yearLine, 2, 1);
lay->addWidget(new QLabel(tr("Режиссер")), 3, 0);
lay->addWidget(directorLine, 3, 1);
lay->addWidget(new QLabel(tr("Жанр")), 4, 0);
lay->addWidget(genreLine, 4, 1);
lay->addWidget(new QLabel(tr("Продолжительность")), 5, 0);
lay->addWidget(timeLine, 5, 1);
lay->addWidget(new QLabel(tr("Ссылка на постер")), 6, 0);
lay->addWidget(linkLine, 6, 1);
lay->addWidget(downloadButton, 6, 2);
lay->addWidget(new QLabel(tr("Описание")), 7, 0);
lay->addWidget(descriptionText, 7, 1);
lay->addWidget(buttonAdd, 8, 0, 1, 3);
connect(buttonAdd, SIGNAL(clicked()), this, SLOT(slotAddFilm()));
connect(downloadButton, SIGNAL(clicked()), this, SLOT(download()));
connect(downloadHtmlButton, SIGNAL(clicked()), this, SLOT(parseHtml()));
this->setLayout(lay);
}
CURLcode HttpPullData::retrieveLoc(const char* townName){
char* escTownName=(char *)curl_escape(townName,0);
char postThis[POST_LEN];
buffer.clear();
initLocServer();
buffer_offset=0;
buffer.clear();
sprintf(postThis,LOC_POST_STR,escTownName);
curl_easy_setopt(curl, CURLOPT_URL, LOC_POST_URL);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postThis);
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, strlen(postThis));
CURLcode res=curl_easy_perform(curl);
if (res != CURLE_OK) {
fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
return res;
}
parseHtml(buffer,0,GET_LOCATION);
return res;
}
CURLcode HttpPullData::retrieveAerosol(const char* townName,const char* startYear,const char* startMonth,const char* startDay,PARSE_ACTION action){
char* escTownName=(char *)curl_escape(townName,0);
char* escStartYear=(char *)curl_escape(startYear,0);
char* escStartMonth=(char *)curl_escape(startMonth,0);
char* escStartDay=(char *)curl_escape(startDay,0);
const char* freqRange= (action==GET_AEROSOL_UV)?"UVRSR":"MFRSR";
char postThis[POST_LEN];
buffer.clear();
initAerosolServer();
buffer.clear();
sprintf(postThis,AEROSOL_POST_STR,escTownName,freqRange,escStartYear,escStartMonth,escStartDay);
curl_easy_setopt(curl, CURLOPT_URL, AEROSOL_POST_URL);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postThis);
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, strlen(postThis));
CURLcode res=curl_easy_perform(curl);
if (res != CURLE_OK) {
fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
return res;
}
int pos=buffer.find("</HTML>")+strlen("</HTML>");
buffer="<HTML><BODY>"+buffer.substr(pos,buffer.length());
parseHtml(buffer,0,action);
return res;
}
CURLcode HttpPullData::retrieveOzone(const char* townName,const char* startYear,const char* startMonth,const char* startDay){
char* escTownName=(char *)curl_escape(townName,0);
char* escStartYear=(char *)curl_escape(startYear,0);
char* escStartMonth=(char *)curl_escape(startMonth,0);
char* escStartDay=(char *)curl_escape(startDay,0);
char postThis[POST_LEN];
buffer.clear();
initOzoneServer();
buffer_offset=buffer.length();
buffer.clear();
sprintf(postThis,OZONE_POST_STR,escTownName,escStartYear,escStartMonth,escStartDay);
curl_easy_setopt(curl, CURLOPT_URL, OZONE_POST_URL);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postThis);
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, strlen(postThis));
CURLcode res=curl_easy_perform(curl);
if (res != CURLE_OK) {
fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
return res;
}
int pos=buffer.find("</HTML>")+strlen("</HTML>");
buffer="<HTML><BODY>"+buffer.substr(pos,buffer.length());
parseHtml(buffer,0,GET_OZONE);
return res;
}
