forked from sergiotarxz/mangareader
116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
#include <stdio.h>
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#include <libsoup/soup.h>
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#include <manga.h>
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#include <libxml/HTMLparser.h>
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#include <libxml/xpath.h>
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const char *mangafox_url =
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"https://mangafox.fun";
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struct Manga *
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parse_main_mangafox_page (
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const xmlDocPtr html_document,
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const size_t *size);
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xmlXPathObjectPtr
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get_nodes_xpath_expression (
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const xmlDocPtr document,
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char *xpath);
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char *
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get_request (const char *url, gsize *size_response_text);
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void
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retrieve_mangafox_title () {
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xmlDocPtr html_response;
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gsize *size_response_text = malloc (sizeof (gsize));
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char *response_text = get_request (mangafox_url,
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size_response_text);
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html_response = htmlReadMemory (response_text,
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*size_response_text,
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NULL,
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NULL,
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HTML_PARSE_RECOVER | HTML_PARSE_NODEFDTD
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| HTML_PARSE_NOERROR | HTML_PARSE_NOWARNING
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);
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size_t manga_size;
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parse_main_mangafox_page (html_response, &manga_size);
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free (response_text);
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}
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char *
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get_request (const char *url, gsize *size_response_text) {
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SoupSession *soup_session;
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SoupMessage *msg;
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GValue response = G_VALUE_INIT;
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guint status;
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*size_response_text = 0;
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g_value_init (&response, G_TYPE_BYTES);
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soup_session = soup_session_new ();
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msg = soup_message_new ("GET", url);
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status = soup_session_send_message (soup_session, msg);
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g_object_get_property(
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G_OBJECT (msg),
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"response-body-data",
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&response);
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printf("%u\n", status);
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const char *html_response = g_bytes_get_data ((GBytes *)
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g_value_peek_pointer (&response),
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size_response_text);
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char *return_value = g_strndup (html_response, *size_response_text);
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g_value_unset (&response);
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g_object_unref (soup_session);
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g_object_unref (msg);
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return return_value;
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}
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struct Manga *
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parse_main_mangafox_page (const xmlDocPtr html_document,
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const size_t *size) {
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xmlIndentTreeOutput = 1;
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xmlXPathObjectPtr xpath_result = get_nodes_xpath_expression (html_document,
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"//div[@class]");
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if (!xpath_result) {
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fprintf(stderr, "Empty xpath result\n");
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return NULL;
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}
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xmlNodeSetPtr node_set = xpath_result->nodesetval;
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if (!node_set) {
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fprintf(stderr, "No match\n");
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return NULL;
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}
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for (int i = 0; i < node_set->nodeNr; i++) {
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xmlNodePtr node = node_set->nodeTab[i];
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for (xmlAttr *attrs = node->properties; attrs; attrs=attrs->next) {
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if (!xmlStrcmp(attrs->name, (const xmlChar *)"class")) {
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if (attrs->children
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&& attrs->children->content) {
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printf("%s\n", (const char *)attrs->children->content);
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break;
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}
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}
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}
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}
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}
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xmlXPathObjectPtr
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get_nodes_xpath_expression (const xmlDocPtr document, char *xpath) {
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xmlXPathContextPtr context;
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xmlXPathObjectPtr result;
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context = xmlXPathNewContext (document);
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if (!context) {
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fprintf(stderr, "Error in xmlXpathNewContext\n");
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return NULL;
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}
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result = xmlXPathEvalExpression ((const xmlChar *)xpath, context);
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return result;
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}
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