1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
#include "../../plugins/Mangatown.hpp"
#include "../../include/Notification.hpp"
#include <quickmedia/HtmlSearch.h>
#include <json/reader.h>
static const std::string mangatown_url = "https://www.mangatown.com";
namespace QuickMedia {
SearchResult Mangatown::search(const std::string &url, BodyItems &result_items) {
std::string website_data;
if(download_to_string(url, website_data, {}, use_tor, true) != DownloadResult::OK)
return SearchResult::NET_ERR;
QuickMediaHtmlSearch html_search;
int result = quickmedia_html_search_init(&html_search, website_data.c_str());
if(result != 0)
goto cleanup;
result = quickmedia_html_find_nodes_xpath(&html_search, "//ul[class='chapter_list']//a",
[](QuickMediaHtmlNode *node, void *userdata) {
auto *item_data = (BodyItems*)userdata;
const char *href = quickmedia_html_node_get_attribute_value(node, "href");
const char *text = quickmedia_html_node_get_text(node);
if(href && text && strncmp(href, "/manga/", 7) == 0) {
auto item = std::make_unique<BodyItem>(strip(text));
item->url = mangatown_url + href;
item_data->push_back(std::move(item));
}
}, &result_items);
cleanup:
quickmedia_html_search_deinit(&html_search);
int chapter_num = result_items.size();
for(auto &body_item : result_items) {
body_item->title = "Ch. " + std::to_string(chapter_num);
chapter_num--;
}
return result == 0 ? SearchResult::OK : SearchResult::ERR;
}
SuggestionResult Mangatown::update_search_suggestions(const std::string &text, BodyItems &result_items) {
std::string url = "https://www.mangatown.com/ajax/search/?query=";
url += url_param_encode(text);
std::string server_response;
if(download_to_string(url, server_response, {}, use_tor, true) != DownloadResult::OK)
return SuggestionResult::NET_ERR;
if(server_response.empty())
return SuggestionResult::OK;
Json::Value json_root;
Json::CharReaderBuilder json_builder;
std::unique_ptr<Json::CharReader> json_reader(json_builder.newCharReader());
std::string json_errors;
if(!json_reader->parse(&server_response[0], &server_response[server_response.size()], &json_root, &json_errors)) {
fprintf(stderr, "Mangatown suggestions json error: %s\n", json_errors.c_str());
return SuggestionResult::ERR;
}
if(!json_root.isObject())
return SuggestionResult::OK;
Json::Value &json_data = json_root["data"];
Json::Value &json_suggestions = json_root["suggestions"];
if(!json_data.isArray() || !json_suggestions.isArray())
return SuggestionResult::OK;
for(const Json::Value &child : json_suggestions) {
if(!child.isString()) {
result_items.push_back(std::make_unique<BodyItem>(""));
continue;
}
result_items.push_back(std::make_unique<BodyItem>(child.asString()));
}
size_t index = 0;
for(const Json::Value &child : json_data) {
BodyItem *body_item = nullptr;
if(index < result_items.size()) {
body_item = result_items[index].get();
} else {
result_items.push_back(std::make_unique<BodyItem>(""));
body_item = result_items.back().get();
}
++index;
if(!child.isString())
continue;
body_item->url = mangatown_url + child.asString();
}
return SuggestionResult::OK;
}
static bool is_number_with_zero_fill(const char *str) {
while(*str == '0') { ++str; }
return atoi(str) != 0;
}
ImageResult Mangatown::get_number_of_images(const std::string &url, int &num_images) {
std::lock_guard<std::mutex> lock(image_urls_mutex);
num_images = last_num_pages;
if(url == last_chapter_url_num_images)
return ImageResult::OK;
last_num_pages = 0;
std::string website_data;
if(download_to_string(url, website_data, {}, use_tor, true) != DownloadResult::OK)
return ImageResult::NET_ERR;
QuickMediaHtmlSearch html_search;
int result = quickmedia_html_search_init(&html_search, website_data.c_str());
if(result != 0)
goto cleanup;
result = quickmedia_html_find_nodes_xpath(&html_search, "//div[class='page_select']//option",
[](QuickMediaHtmlNode *node, void *userdata) {
int *last_num_pages = (int*)userdata;
const char *value = quickmedia_html_node_get_attribute_value(node, "value");
const char *text = quickmedia_html_node_get_text(node);
if(value && strncmp(value, "/manga/", 7) == 0) {
if(is_number_with_zero_fill(text)) {
(*last_num_pages)++;
}
}
}, &last_num_pages);
last_num_pages /= 2;
num_images = last_num_pages;
cleanup:
quickmedia_html_search_deinit(&html_search);
if(result == 0)
last_chapter_url_num_images = url;
if(last_num_pages == 0) {
last_chapter_url_num_images.clear();
return ImageResult::ERR;
}
return result == 0 ? ImageResult::OK : ImageResult::ERR;
}
ImageResult Mangatown::for_each_page_in_chapter(const std::string &chapter_url, PageCallback callback) {
int num_pages;
ImageResult image_result = get_number_of_images(chapter_url, num_pages);
if(image_result != ImageResult::OK)
return image_result;
int result = 0;
int page_index = 1;
while(true) {
std::string image_src;
std::string website_data;
std::string full_url = chapter_url + std::to_string(page_index++) + ".html";
if(download_to_string_cache(full_url, website_data, {}, use_tor, true) != DownloadResult::OK)
break;
QuickMediaHtmlSearch html_search;
result = quickmedia_html_search_init(&html_search, website_data.c_str());
if(result != 0)
goto cleanup;
result = quickmedia_html_find_nodes_xpath(&html_search, "//div[id='viewer']//img",
[](QuickMediaHtmlNode *node, void *userdata) {
std::string *image_src = (std::string*)userdata;
const char *src = quickmedia_html_node_get_attribute_value(node, "src");
if(src && strstr(src, "/store/manga/")) {
if(strncmp(src, "//", 2) == 0)
*image_src = src + 2;
else
*image_src = src;
}
}, &image_src);
cleanup:
quickmedia_html_search_deinit(&html_search);
if(result != 0)
return ImageResult::ERR;
if(image_src.empty())
break;
if(!callback(image_src))
break;
}
return ImageResult::OK;
}
bool Mangatown::extract_id_from_url(const std::string &url, std::string &manga_id) {
size_t start_index = url.find("/manga/");
if(start_index == std::string::npos)
return false;
start_index += 7;
size_t end_index = url.find("/", start_index);
if(end_index == std::string::npos) {
manga_id = url.substr(start_index);
return true;
}
manga_id = url.substr(start_index, end_index - start_index);
return true;
}
}
|
