Initial commit
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commit
f65cede700
12 changed files with 61018 additions and 0 deletions
2
.gitignore
vendored
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2
.gitignore
vendored
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cWikiBot
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output.csv
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12
Dockerfile
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12
Dockerfile
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FROM debian:stable
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MAINTAINER Linuro <cpp@zom.bi>
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RUN apt-get update && apt-get install build-essential gcc libjson-c-dev libcurl4-openssl-dev
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ADD . /code
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WORKDIR /code
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RUN ./build.sh
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CMD [cWikiBot]
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1
build.sh
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1
build.sh
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gcc -o ./cWikiBot main.c lichess.c http.c -lcurl -ljson-c
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1
clean.sh
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1
clean.sh
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rm -r cWikiBot *.out
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5
docker-compose.yml
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5
docker-compose.yml
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version: ' 2.4'
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services:
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cWikiBot:
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build: .
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56
http.c
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56
http.c
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#include "http.h"
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#include <string.h>
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#include <curl/curl.h>
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#include <stdlib.h>
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int curl_setup = 0;
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char* request(char *url)
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{
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// initialize curl on the first call of this function
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if(curl_setup == 0)
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{
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curl_global_init(CURL_GLOBAL_DEFAULT);
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curl_setup=1;
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}
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struct httpResponse_t httpResponse;
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httpResponse.response = malloc(1);
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httpResponse.size = 0;
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CURL *httpHandler = curl_easy_init();
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CURLcode return_code;
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if(httpHandler) {
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curl_easy_setopt(httpHandler,CURLOPT_URL, url);
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curl_easy_setopt(httpHandler,CURLOPT_WRITEFUNCTION, httpResponseCallback);
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curl_easy_setopt(httpHandler,CURLOPT_WRITEDATA, (void *)&httpResponse);
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return_code = curl_easy_perform(httpHandler);
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}
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else
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{
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fprintf(stderr, "CURL Error");
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return NULL;
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}
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if(return_code != CURLE_OK)
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{
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fprintf(stderr, "HTTP Error: %s",curl_easy_strerror(return_code));
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return NULL;
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}
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return httpResponse.response;
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}
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size_t httpResponseCallback(char *data, size_t wordlength, size_t bytecount, void *out)
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{
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// wordlength should be always 1, but this appears to be more secure.
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size_t size = wordlength * bytecount;
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struct httpResponse_t *mem = (struct httpResponse_t *) out;
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char *newData = realloc(mem->response, mem->size + size +1);
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if(newData == NULL)
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return 0;
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mem->response = newData;
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memcpy(&(mem->response[mem->size]), data, size);
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mem->size += size;
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// Null-terminate the byte chunk, to effectively have a C-String.
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mem->response[mem-> size] = 0;
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return size;
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}
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15
http.h
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15
http.h
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#ifndef WIKIBOT_HTTP_H
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#define WIKIBOT_HTTP_H
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#include <stddef.h>
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struct httpResponse_t {
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char *response;
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size_t size;
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};
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size_t httpResponseCallback(char *data, size_t wordlength, size_t bytecount, void *out);
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char* request(char *url );
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#endif //WIKIBOT_HTTP_H
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28
lichess.c
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28
lichess.c
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#include "lichess.h"
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#include <string.h>
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#include <json-c/json_tokener.h>
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#include <stdio.h>
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#include <unistd.h>
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json_object* query_lichess(char* username)
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{
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/* This function queries the lichess api and returns a pointer to a
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* json_object, that contains the profile of the queried player
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*/
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char* api_base = "https://lichess.org/api/user/";
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char user_url[128];
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strcpy(user_url,api_base);
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strcat(user_url,username);
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printf("querying %s\n",user_url);
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char* http_response = request(user_url);
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if(http_response == NULL)
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{
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printf("didn't receive HTTP response, we might be rate-limited. Waiting 60s");
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sleep(60);
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return NULL;
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}
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json_object *lichessUser = json_tokener_parse(http_response);
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json_object *profile = json_object_object_get(lichessUser,"profile");
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return profile;
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}
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9
lichess.h
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9
lichess.h
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#ifndef WIKIBOT_LICHESS_H
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#define WIKIBOT_LICHESS_H
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#include "http.h"
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#include <json-c/json_object.h>
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json_object* query_lichess(char* username);
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#endif // WIKIBOT_LICHESS_H
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72
main.c
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72
main.c
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/*
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* main.c
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*
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* Copyright 2020 <cpp@zom.bi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <json-c/json_object.h>
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#include "lichess.h"
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#include "http.h"
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int main(int argc, char **argv)
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{
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// json_object *profile = malloc(1);
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FILE *output = fopen("output.csv","w");
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FILE *playersfile = fopen("players.csv","r");
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if(playersfile == NULL)
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{
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fputs("Couldn't open players.csv\n",stdout);
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return 1;
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}
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fputs("lichess_id,name\n",output);
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char line [128];
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while(fgets(line, sizeof line, playersfile) != NULL)
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{
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char outline[256];
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char name[128];
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line[strlen(line)-1] = '\0';
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json_object *profile = query_lichess(line);
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if(profile == NULL)
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{
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printf("No profile for %s\n", line);
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continue;
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}
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char *firstName = json_object_get_string(json_object_object_get(profile,"firstName"));
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char *lastName = json_object_get_string(json_object_object_get(profile,"lastName"));
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if(firstName == NULL || lastName == NULL)
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{
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printf("No name for %s\n",line);
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continue;
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}
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strcpy(name,firstName);
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strcat(name," ");
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strcat(name,lastName);
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sprintf(outline, "%s,%s\n",line,name);
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printf("OK\n");
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fputs(outline,output);
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}
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fclose(output);
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fclose(playersfile);
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return 0;
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}
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1
main.h
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1
main.h
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60816
players.csv
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60816
players.csv
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