mirror of
https://github.com/lexborisov/Modest
synced 2024-11-25 07:09:35 +03:00
124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/*
|
|
Copyright (C) 2015-2016 Alexander Borisov
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
Author: lex.borisov@gmail.com (Alexander Borisov)
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <myhtml/api.h>
|
|
|
|
#include "example.h"
|
|
|
|
struct res_html {
|
|
char *html;
|
|
size_t size;
|
|
};
|
|
|
|
struct res_html load_html_file(const char* filename)
|
|
{
|
|
FILE *fh = fopen(filename, "rb");
|
|
if(fh == NULL) {
|
|
fprintf(stderr, "Can't open html file: %s\n", filename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if(fseek(fh, 0L, SEEK_END) != 0) {
|
|
fprintf(stderr, "Can't set position (fseek) in file: %s\n", filename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
long size = ftell(fh);
|
|
|
|
if(fseek(fh, 0L, SEEK_SET) != 0) {
|
|
fprintf(stderr, "Can't set position (fseek) in file: %s\n", filename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if(size <= 0) {
|
|
fprintf(stderr, "Can't get file size or file is empty: %s\n", filename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
char *html = (char*)malloc(size + 1);
|
|
if(html == NULL) {
|
|
fprintf(stderr, "Can't allocate mem for html file: %s\n", filename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
size_t nread = fread(html, 1, size, fh);
|
|
if (nread != size) {
|
|
fprintf(stderr, "could not read %ld bytes (" MyCORE_FMT_Z " bytes done)\n", size, nread);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
fclose(fh);
|
|
|
|
struct res_html res = {html, (size_t)size};
|
|
return res;
|
|
}
|
|
|
|
mystatus_t serialization_callback(const char* data, size_t len, void* ctx)
|
|
{
|
|
printf("%.*s", (int)len, data);
|
|
return MyCORE_STATUS_OK;
|
|
}
|
|
|
|
int main(int argc, const char * argv[])
|
|
{
|
|
const char* path;
|
|
|
|
if (argc == 2) {
|
|
path = argv[1];
|
|
}
|
|
else {
|
|
printf("Bad ARGV!\nUse: get_title_high_level <path_to_html_file>\n");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
struct res_html res = load_html_file(path);
|
|
|
|
// basic init
|
|
myhtml_t* myhtml = myhtml_create();
|
|
myhtml_init(myhtml, MyHTML_OPTIONS_DEFAULT, 1, 0);
|
|
|
|
// init tree
|
|
myhtml_tree_t* tree = myhtml_tree_create();
|
|
myhtml_tree_init(tree, myhtml);
|
|
|
|
// set parse flags
|
|
myhtml_tree_parse_flags_set(tree,
|
|
MyHTML_TREE_PARSE_FLAGS_SKIP_WHITESPACE_TOKEN|
|
|
MyHTML_TREE_PARSE_FLAGS_WITHOUT_DOCTYPE_IN_TREE);
|
|
|
|
// parse html
|
|
myhtml_parse(tree, MyENCODING_UTF_8, res.html, res.size);
|
|
|
|
if(myhtml_tree_get_node_html(tree))
|
|
myhtml_serialization_tree_callback(myhtml_tree_get_node_html(tree), serialization_callback, NULL);
|
|
|
|
// release resources
|
|
myhtml_tree_destroy(tree);
|
|
myhtml_destroy(myhtml);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|