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#include "../include/utils.h"
#include "../include/video.h"
#include "../libs/curl.h"
#include "../libs/string.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define JSONVAR "ytInitialData = "
char *
queryNormalizer (char *query)
{
char *norm = NULL;
if (query != NULL && strlen (query) > 0)
{
// Declaring Initial Query Size
int querySize = strlen (query);
// Calculating Normalized Query Size Allocation
for (int i = 0; i < strlen (query); i++)
{
if (query[i] == '+' || query[i] == '#' || query[i] == '&')
{
querySize += 2;
}
}
// Allocating Memory
norm = (char *)calloc (querySize + 1, sizeof (char));
// Creating New Normalized Query
for (int i = 0, added = 0; i < strlen (query); i++)
{
switch (query[i])
{
case '+':
/* fall through */
case '#':
/* fall through */
case '&':
for (int j = 0; j < 3; j++)
{
switch (j)
{
case 0:
norm[i + j + added] = '%';
break;
case 1:
norm[i + j + added] = '2';
break;
case 2:
switch (query[i])
{
case '+':
norm[i + j + added] = 'B';
break;
case '#':
norm[i + j + added] = '3';
break;
case '&':
norm[i + j + added] = '6';
}
}
}
added += 2;
break;
case ' ':
norm[i + added] = '+';
break;
default:
norm[i + added] = query[i];
}
}
}
return norm;
}
char *
extractQueryJSON (char *youtubeurl)
{
char *json = NULL;
if (youtubeurl != NULL && strlen (youtubeurl) > 0)
{
char *htmlPage = downloadPage (youtubeurl);
if (htmlPage != NULL && strlen (htmlPage) > 0)
{
char *jsonVar = strstr(htmlPage, JSONVAR) + strlen(JSONVAR);
if ( jsonVar != NULL && strlen(jsonVar) > 0 )
{
json = (char *) calloc(strlen(jsonVar) + 1, sizeof(char));
strcpy(json, jsonVar);
}
}
free (htmlPage);
}
return json;
}
int
checkNumber (char *num)
{
int number = 0, charCheck = 1;
if (num != NULL && strlen (num) > 0 && strlen (num) < 3)
{
for (int i = 0; i < strlen (num) && charCheck; i++)
{
if (!isdigit (num[i]))
{
charCheck--;
}
}
number = (charCheck) ? atoi (num) : 0;
}
return number;
}
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