Xb4vBR - Online C Compiler & Debugging Tool

#include <stdio.h>
#include <string.h>

int main() {
    char url[101];
    fgets(url, sizeof(url), stdin);

    // Remove trailing newline
    size_t len = strlen(url);
    if (len > 0 && url[len - 1] == '\n') {
        url[len - 1] = '\0';
    }

    // Process the URL to remove enclosing quotes if present
    char *processed_url = url;
    if (strlen(processed_url) > 0) {
        if (processed_url[0] == '"' || processed_url[0] == '\'') {
            char quote = processed_url[0];
            char *end_quote = strrchr(processed_url, quote);
            if (end_quote && end_quote != processed_url) {
                *end_quote = '\0';
                processed_url = processed_url + 1;
            }
        }
    }

    // Find the query part of the URL
    char *query = strchr(processed_url, '?');
    if (query == NULL) {
        printf("\n\n\n\n\n");
        return 0;
    }
    query++; // Move past the '?'

    // Variables to store parameter values
    char *username_val = NULL;
    char *password_val = NULL;
    char *profile_val = NULL;
    char *role_val = NULL;
    char *key_val = NULL;

    // Split the query into key-value pairs
    char *saveptr;
    char *pair = strtok_r(query, "&", &saveptr);
    while (pair != NULL) {
        char *eq = strchr(pair, '=');
        if (eq) {
            *eq = '\0'; // Split into key and value
            char *key = pair;
            char *value = eq + 1;

            // Check which parameter the key corresponds to
            if (strcmp(key, "username") == 0) {
                username_val = value;
            } else if (strcmp(key, "pwd") == 0) {
                password_val = value;
            } else if (strcmp(key, "profile") == 0) {
                profile_val = value;
            } else if (strcmp(key, "role") == 0) {
                role_val = value;
            } else if (strcmp(key, "key") == 0) {
                key_val = value;
            }
        }
        pair = strtok_r(NULL, "&", &saveptr);
    }

    // Output the values in the specified order
    printf("%s\n", username_val ? username_val : "");
    printf("%s\n", password_val ? password_val : "");
    printf("%s\n", profile_val ? profile_val : "");
    printf("%s\n", role_val ? role_val : "");
    printf("%s\n", key_val ? key_val : "");

    return 0;
}