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#include "../../plugins/Pornhub.hpp"
#include "../../include/StringUtils.hpp"
#include "../../include/NetUtils.hpp"
extern "C" {
#include <HtmlParser.h>
}
#include <string.h>
namespace {
// TODO: Optimize by using HtmlStringView instead of std::string
struct HtmlElement {
std::string tag_name;
std::map<std::string, std::string> attributes;
std::vector<HtmlElement*> children;
HtmlElement *parent = nullptr; // ref
};
struct HtmlParseUserdata {
HtmlElement *current_html_element;
};
}
namespace QuickMedia {
static bool begins_with(const char *str, const char *begin_with) {
return strncmp(str, begin_with, strlen(begin_with)) == 0;
}
static void html_cleanup(HtmlElement *html_element_root) {
for(HtmlElement *child_html_element : html_element_root->children) {
html_cleanup(child_html_element);
}
delete html_element_root;
}
static const std::string& html_get_attribute_or(HtmlElement *html_element, const std::string &attr_key, const std::string &default_value) {
auto it = html_element->attributes.find(attr_key);
if(it != html_element->attributes.end())
return it->second;
else
return default_value;
}
static void html_page_callback(HtmlParser *html_parser, HtmlParseType parse_type, void *userdata) {
HtmlParseUserdata *parse_userdata = (HtmlParseUserdata*)userdata;
if(parse_type == HTML_PARSE_TAG_START) {
auto new_html_element = new HtmlElement();
new_html_element->tag_name.assign(html_parser->tag_name.data, html_parser->tag_name.size);
new_html_element->parent = parse_userdata->current_html_element;
parse_userdata->current_html_element->children.push_back(new_html_element);
parse_userdata->current_html_element = new_html_element;
} else if(parse_type == HTML_PARSE_TAG_END) {
if(parse_userdata->current_html_element->parent)
parse_userdata->current_html_element = parse_userdata->current_html_element->parent;
} else if(parse_type == HTML_PARSE_ATTRIBUTE) {
std::string attr_key(html_parser->attribute_key.data, html_parser->attribute_key.size);
std::string attr_value(html_parser->attribute_value.data, html_parser->attribute_value.size);
parse_userdata->current_html_element->attributes.insert(std::make_pair(std::move(attr_key), std::move(attr_value)));
}
}
static HtmlElement* html_parse(char *source, size_t size) {
HtmlElement *html_element_root = new HtmlElement();
HtmlParseUserdata parse_userdata;
parse_userdata.current_html_element = html_element_root;
HtmlParser html_parser;
html_parser_init(&html_parser, source, size, html_page_callback, &parse_userdata);
html_parser_parse(&html_parser);
html_parser_deinit(&html_parser);
return html_element_root;
}
using HtmlFindTagsCallback = std::function<void(HtmlElement *html_element)>;
static void html_find_tags_with_class(HtmlElement *html_element, const std::string &tag_name, const std::string &class_value, const HtmlFindTagsCallback &callback) {
if(html_element->tag_name == tag_name) {
if(html_get_attribute_or(html_element, "class", "") == class_value)
callback(html_element);
}
for(HtmlElement *child_html_element : html_element->children) {
html_find_tags_with_class(child_html_element, tag_name, class_value, callback);
}
}
static void html_find_tags(HtmlElement *html_element, const std::string &tag_name, const HtmlFindTagsCallback &callback) {
if(html_element->tag_name == tag_name)
callback(html_element);
for(HtmlElement *child_html_element : html_element->children) {
html_find_tags(child_html_element, tag_name, callback);
}
}
static SearchResult get_videos_in_page(const std::string &url, bool use_tor, BodyItems &result_items) {
std::string website_data;
if(download_to_string(url, website_data, {}, use_tor) != DownloadResult::OK)
return SearchResult::NET_ERR;
HtmlElement *html_root = html_parse(website_data.data(), website_data.size());
html_find_tags_with_class(html_root, "div", "phimage", [&result_items](HtmlElement *html_element) {
auto it = html_element->attributes.find("data-entrycode");
if(it == html_element->attributes.end() || it->second != "VidPg-premVid-videoPage") {
html_find_tags(html_element, "a", [&result_items](HtmlElement *html_element) {
const std::string &href = html_get_attribute_or(html_element, "href", "");
const std::string &title = html_get_attribute_or(html_element, "title", "");
if(!href.empty() && !title.empty() && begins_with(href.c_str(), "/view_video.php?viewkey")) {
std::string title_fixed = strip(title);
html_unescape_sequences(title_fixed);
auto item = BodyItem::create(std::move(title_fixed));
item->url = std::string("https://www.pornhub.com") + href;
item->thumbnail_size = sf::Vector2i(192, 108);
result_items.push_back(std::move(item));
html_find_tags(html_element, "img", [&result_items](HtmlElement *html_element) {
const std::string &src = html_get_attribute_or(html_element, "data-src", "");
if(src.find("phncdn.com/videos") != std::string::npos)
result_items.back()->thumbnail_url = src;
});
}
});
}
});
html_cleanup(html_root);
// Attempt to skip promoted videos (that are not related to the search term)
if(result_items.size() >= 4)
result_items.erase(result_items.begin(), result_items.begin() + 4);
return SearchResult::OK;
}
SearchResult PornhubSearchPage::search(const std::string &str, BodyItems &result_items) {
std::string url = "https://www.pornhub.com/video/search?search=";
url += url_param_encode(str);
return get_videos_in_page(url, is_tor_enabled(), result_items);
}
PluginResult PornhubSearchPage::get_page(const std::string &str, int page, BodyItems &result_items) {
std::string url = "https://www.pornhub.com/video/search?search=";
url += url_param_encode(str);
url += "&page=" + std::to_string(1 + page);
return search_result_to_plugin_result(get_videos_in_page(url, is_tor_enabled(), result_items));
}
PluginResult PornhubSearchPage::submit(const std::string&, const std::string &url, std::vector<Tab> &result_tabs) {
result_tabs.push_back(Tab{nullptr, std::make_unique<PornhubVideoPage>(program, url), nullptr});
return PluginResult::OK;
}
PluginResult PornhubRelatedVideosPage::submit(const std::string&, const std::string &url, std::vector<Tab> &result_tabs) {
result_tabs.push_back(Tab{nullptr, std::make_unique<PornhubVideoPage>(program, url), nullptr});
return PluginResult::OK;
}
BodyItems PornhubVideoPage::get_related_media(const std::string &url, std::string&) {
BodyItems result_items;
get_videos_in_page(url, is_tor_enabled(), result_items);
return result_items;
}
std::unique_ptr<Page> PornhubVideoPage::create_search_page(Program *program, int &search_delay) {
search_delay = 500;
return std::make_unique<PornhubSearchPage>(program);
}
std::unique_ptr<RelatedVideosPage> PornhubVideoPage::create_related_videos_page(Program *program, const std::string&, const std::string&) {
return std::make_unique<PornhubRelatedVideosPage>(program);
}
}
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