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#pragma once
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <strlcat.c>
#include <bvr.h>
#include <tape.c>
#include <bvrvar.c>
#include <inarray.c>
int bvr_commands_check_for_command(char * input_char, char ** value, int *i, FILE * input, int * value_size) {
if((*input_char) == LINE_COMMAND_CHAR) {
FILE * command_return;
size_t buf_size;
char * command_output;
command_return = open_memstream(&command_output, &buf_size);
if(bvr_command_processor(input, command_return) != SUCCESS) {
fprintf(stderr, "[bvrcommands.c] bvr_commands_check_for_command: command, passed as argument, didn't return success. Going on.\n");
}
fflush(command_return);
while((*value_size) < ((*i)+buf_size)) { // make room in chunks for command_output
(*value) = realloc((*value), (*value_size)+BVR_VALUE_CHUNK_SIZE);
if((*value) == NULL) {
fprintf(stderr, "[bvrcommands.c] bvr_commands_check_for_command: CRITICAL OUT-OF-MEMORY.\n");
}
(*value_size) = (*value_size)+BVR_VALUE_CHUNK_SIZE;
}
for(int j = 0; j < buf_size; j++) {
/// fprintf(stderr, "debug: \"%c\", %ld\n", command_output[j], buf_size);
(*value)[(*i)++] = command_output[j];
}
(*input_char) = CLOSING_COMMAND_TAG_CHAR_1; // da zaključimo loop (drugače ostane notri ?)
//\\ zelo slabo. znak, ki ga najde izveden ukaz, se izgubi. rešitev bi bila dobiti zadnji input char, ki triggera break
// prejšnjega ukaza, kar pa je nemogoče.
fflush(command_return);
fclose(command_return);
free(command_output);
command_output == NULL; // the address/pointer, lost for ever!
return BVR_CONTINUE;
}
return BVR_KEEPGOING;
}
char bvr_commands_skip_separator_chars(FILE * input) {
char input_char = fgetc(input);
while(input_char == ' ' || input_char == CLOSING_COMMAND_TAG_CHAR_1 || input_char == ',' || input_char == ';' || input_char == EOF ||
input_char == '\0' || input_char == '\n') {
input_char = fgetc(input);
}
return input_char;
}
char * bvr_commands_get_value(FILE * input, char * yeetus_chars) {
int value_size = BVR_VALUE_CHUNK_SIZE;
char * value = (char*) malloc(value_size);
char input_char = bvr_commands_skip_separator_chars(input);
int i = 0;
while(1) {
// i == napisali smo že toliko znakov
if(i >= value_size) { // <-- todo: uncomment after done debugging
value = realloc(value, (value_size) * BVR_VALUE_CHUNK_SIZE);
if(value == NULL) {
fprintf(stderr, "[bvrcommands.c] bvr_commands_get_value: CRITICAL OUT-OF-MEMORY, FUCK!\n");
}
value_size = value_size + BVR_VALUE_CHUNK_SIZE;
}
if(char_in_array(input_char, yeetus_chars)) {
value[i++] = '\0';
return value; // or yeet!
}
if(bvr_commands_check_for_command(&(input_char), &(value), &(i), input, &(value_size)) == BVR_CONTINUE) {
continue;
}
(value)[(i)++] = input_char;
input_char = fgetc(input);
}
// we should not get here!
}
int bvr_handle_substring(FILE * input, FILE * output) { // acts like https://www.php.net/manual/en/function.substr.php
char chars_to_break_value[69] = ",; ";
strlcat(chars_to_break_value, BVR_CHARS_TO_BREAK_VALUE, sizeof(chars_to_break_value));
char * offset = bvr_commands_get_value(input, chars_to_break_value);
char * length = bvr_commands_get_value(input, chars_to_break_value);
char * string = bvr_commands_get_value(input, BVR_CHARS_TO_BREAK_VALUE);
int return_status = SUCCESS;
int real_offset = atoi(offset);
if(real_offset < 0) {
real_offset = strlen(string)-abs(real_offset);
}
if(strlen(string) < real_offset) { // catch errors
fprintf(stderr, "[bvrcommands.c] bvr_handle_substring: string lenght (%ld) is less than offset (%d). fuck you.\n",
strlen(string), real_offset);
fprintf(output, "\nbVerbose substring: string length of %ld is less than offset of %d.\n", strlen(string), real_offset);
return_status = FAILURE;
goto cleanup_and_return;
}
if(real_offset < 0) { // catch errors
fprintf(stderr, "[bvrcommands.c] bvr_handle_substring: supplied negative offset after calculation (%d) is negative. failing...\n",
real_offset);
fprintf(output, "\nbVerbose substring: supplied negative offset after calculation (%d) is negative.\n", real_offset);
return_status = FAILURE;
goto cleanup_and_return;
}
if(atoi(length) < 0) {
string[strlen(string)-abs(atoi(length))] = '\0';
fprintf(output, "%s", string+real_offset);
} else {
fprintf(output, "%.*s", atoi(length), string+real_offset);
}
cleanup_and_return:
fflush(output);
free(offset);
free(length);
free(string);
offset = NULL;
length = NULL;
string = NULL;
return return_status;
}
int bvr_handle_get(FILE * input, FILE * output) {
char chars_to_break_value[69] = ",; ";
strlcat(chars_to_break_value, BVR_CHARS_TO_BREAK_VALUE, sizeof(chars_to_break_value));
char * item = bvr_commands_get_value(input, chars_to_break_value);
fprintf(output, "%s", bvr_var_get(item));
fflush(output);
free(item);
item = NULL;
return SUCCESS;
}
int bvr_handle_set(FILE * input, FILE * output) {
char chars_to_break_value[69] = " ";
strlcat(chars_to_break_value, BVR_CHARS_TO_BREAK_VALUE, sizeof(chars_to_break_value));
char * item = bvr_commands_get_value(input, chars_to_break_value);
char * value = bvr_commands_get_value(input, BVR_CHARS_TO_BREAK_VALUE);
int return_value = bvr_var_set(item, value);
fflush(output);
free(item);
free(value);
item = NULL;
value = NULL;
return return_value;
}
int bvr_handle_include(FILE * input, FILE * output) {
char chars_to_break_value[69] = " ";
strlcat(chars_to_break_value, BVR_CHARS_TO_BREAK_VALUE, sizeof(chars_to_break_value));
// fprintf(stderr, "debug: \"%s\"\n", chars_to_break_value);
char * item = bvr_commands_get_value(input, chars_to_break_value);
FILE * stream = fopen(item, "r");
char notgoodatnamingvariables[PATH_MAX];
char * path = bvr_var_get(BVR_INCLUDE_PATH_VAR_NAME);
if(stream == NULL) {
strcpy(notgoodatnamingvariables, item);
strcat(notgoodatnamingvariables, BVR_COMMAND_FILE_EXT);
stream = fopen(notgoodatnamingvariables, "r");
if(strcmp(path, BVR_UNDEFINED) == 0 && stream == NULL) {
fprintf(output, "\nbVerbose include error. File \"%s\" not found. Path is undefined.\n", item);
fprintf(stderr, "[bvrcommands.c] bvr_handle_include: File \"%s\" not found. Path is undefined.\n", item);
return FAILURE;
}
}
char * singlepath;
while(stream == NULL) {
singlepath = strrchr(path, BVR_PATH_SEPARATOR);
if(singlepath == NULL) {
strcpy(notgoodatnamingvariables, path);
strcat(notgoodatnamingvariables, item);
stream = fopen(notgoodatnamingvariables, "r"); // ob1 fuckery
if(stream == NULL) {
strcpy(notgoodatnamingvariables, path);
strcat(notgoodatnamingvariables, item);
strcat(notgoodatnamingvariables, BVR_COMMAND_FILE_EXT);
stream = fopen(notgoodatnamingvariables, "r"); // ob1 fuckery
if(stream == NULL) {
fprintf(output, "\nbVerbose include error. File \"%s\" not found.\n", item);
fprintf(stderr, "[bvrcommands.c] bvr_handle_include: File \"%s\" not found.\n", item);
return FAILURE;
}
break;
}
break;
}
strcpy(notgoodatnamingvariables, singlepath);
strcat(notgoodatnamingvariables, item);
stream = fopen(notgoodatnamingvariables+1, "r"); // ob1 fuckery
if(stream == NULL) {
strcat(notgoodatnamingvariables, BVR_COMMAND_FILE_EXT);
stream = fopen(notgoodatnamingvariables+1, "r"); // ob1 fuckery
if(stream != NULL) {
break;
}
}
*singlepath = '\0';
}
int return_status = bvr_compose_stream(stream, output);
fflush(output);
free(item);
item = NULL;
return return_status;
fflush(output); // kja?
}
int bvr_handle_move(FILE * input, FILE * output) {
char chars_to_break_value[69] = " ";
strlcat(chars_to_break_value, BVR_CHARS_TO_BREAK_VALUE, sizeof(chars_to_break_value));
char * item = bvr_commands_get_value(input, chars_to_break_value);
char * value = bvr_commands_get_value(input, chars_to_break_value);
int return_value = bvr_var_mv(item, value);
free(item);
free(value);
value = NULL;
item = NULL;
fflush(output);
return return_value;
}
int bvr_handle_info(FILE * input, FILE * output) {
// fprintf(stderr, "[bvrcommands.c] bvr_handle_info: bvr bVerbose HTPCMS %d.%d.%d\n", BVR_VER_MAJOR, BVR_VER_MINOR, BVR_VER_PATCH);
fprintf(output, "\nbvr bVerbose HTPCMS %d.%d.%d\n", BVR_VER_MAJOR, BVR_VER_MINOR, BVR_VER_PATCH);
return SUCCESS;
}
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