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#pragma once
#include <bvr.h>
#include <stdio.h>
#include <stdlib.h>
#include <dirent.h>
#include <string.h>
#include <mkdirp.c>
#include <fopenmkdir.c>
#include <limits.h>
#include <randstring.c>
#include <bvrcommands.c>
#include <bvrvar.c>
int bvr_command_processor(FILE * page_source_file, FILE * temp_output_file) {
char copy_buffer[COPY_BUFFER_SIZE];
copy_buffer[(ftell(page_source_file))% COPY_BUFFER_SIZE] = fgetc(page_source_file);
char command_entered = copy_buffer[(ftell(page_source_file))% COPY_BUFFER_SIZE];
int command_handler_output = SUCCESS;;
// argument_feed = fmemopen (argument_string, strlen (argument_string), "r");
switch (command_entered) { // switch command
case 'g':
command_handler_output = bvr_handle_get(page_source_file, temp_output_file);
break;
case 's':
command_handler_output = bvr_handle_set(page_source_file, temp_output_file);
break;
case 'i':
command_handler_output = bvr_handle_include(page_source_file, temp_output_file);
break;
case 'm':
command_handler_output = bvr_handle_move(page_source_file, temp_output_file);
break;
case 'u':
command_handler_output = bvr_handle_substring(page_source_file, temp_output_file);
break;
case 'b':
// fprintf(stderr, "bunden %c\n", command_entered);
command_handler_output = bvr_handle_info(page_source_file, temp_output_file);
break;
default:
fprintf(stderr, "[tape.c] bvr_command_processor: unknown command %c (dec: %d)\n", command_entered, command_entered);
fprintf(temp_output_file, "\nbVerbose unknown command %c\n", command_entered);
}
if(command_handler_output != SUCCESS) {
fprintf(stderr, "[tape.c] bvr_inline_command_processor: command handler for %c returned an error code.\n", command_entered);
fprintf(temp_output_file, "\nbVerbose command handler for %c returned an error code.\n", command_entered);
return FAILURE;
}
return SUCCESS;
}
int bvr_inline_command_processor(FILE * page_source_file, FILE * output_file, char copy_buffer[]) {
FILE * temp_output_file = output_file;
int what_to_return = SUCCESS;
// for(int i = 1; i <= OPENING_COMMAND_TAG_LENGTH; i++) {
// copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file); // remove opening command tag characters
// }
int command_processor_status = WAITING_FOR_COMMAND;
// int argument_length = 0;
char command_entered;
while(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE] != CLOSING_COMMAND_TAG_CHAR_1 ||
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] != CLOSING_COMMAND_TAG_CHAR_2 ||
command_processor_status == PROCESSING_COMMAND) {
copy_buffer[(ftell(page_source_file))% COPY_BUFFER_SIZE] = fgetc(page_source_file);
if(copy_buffer[(ftell(page_source_file))% COPY_BUFFER_SIZE] == LINE_COMMENT_CHAR && command_processor_status == WAITING_FOR_COMMAND) {
temp_output_file = fopen(THE_VOID, "w");
continue;
}
if(copy_buffer[(ftell(page_source_file))% COPY_BUFFER_SIZE] == LINE_COMMAND_CHAR && command_processor_status == WAITING_FOR_COMMAND) {
// command_entered = copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE];
if(bvr_command_processor(page_source_file, output_file) != SUCCESS) {
fprintf(temp_output_file, "\nbVerbose command processor error.\n");
fprintf(stderr, "[tape.c] bvr_inline_command_processor: bvr_command_processor returned a non-success status.\n");
}
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = '@'; // ker če command handler "poje" @ ne bomo izšli iz while. Nič pa ne
} // moti ena dodatna @ v bufferju (hello, future self)
if(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE] == EOF) {
fprintf(temp_output_file, "\nbVerbose syntax error: EOF reached before closing command tag --- stopped with this bvr file\n");
fprintf(stderr, "[tape.c] bvr_inline_command_processor: syntax error: EOF reached before @> --- stopped with this bvr file\n");
return FAILURE;
}
}
// copy_buffer[(ftell(page_source_file)% COPY_BUFFER_SIZE)] = fgetc(page_source_file); // remove closing command tag character
return what_to_return;
}
int bvr_compose_stream(FILE * page_source_file, FILE * temp_output_file) {
char copy_buffer[COPY_BUFFER_SIZE];
int cycles = 0;
for(int i = 0; i < sizeof(copy_buffer); i++) { // da garbage vrednosti ne bodo slučajno ukazi!
copy_buffer[i] = '\n'; // čeprav OS verjetno nastavi ram na \0\0\0\0\0\0 preden ga da procesu
} // ampak kaj pa, ko funkcijo zaženemo drugič, pointer bo kazal na isto mesto! // nočemo \0
// copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file);
// if(copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] == EOF) {
// goto done_reading_write_file;
// }
while (1) {
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file);
if(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE] == OPENING_COMMAND_TAG_CHAR_1 &&
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] == OPENING_COMMAND_TAG_CHAR_2) {
if(bvr_inline_command_processor(page_source_file, temp_output_file, copy_buffer) == FAILURE) {
fprintf(temp_output_file, "\nbvr_inline_command_processor returned an error status.\n");
fprintf(stderr, "[tape.c] bvr_inline_command_processor returned an error status.\n");
}
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file); // remove last > that just wants to be there... OB1
continue;
}
if(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE] == '\n' && copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] == LINE_COMMENT_CHAR) {
// copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file); // idk, OB1 is a bitch
while(copy_buffer[(ftell(page_source_file)-0)% COPY_BUFFER_SIZE] != '\n') { // idk, OB1 is a bitch
copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] = fgetc(page_source_file); // idk, OB1 is a bitch
}
continue;
}
// if(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE] == '\n' && copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] == LINE_COMMAND_CHAR) {
// if(bvr_command_processor(page_source_file, temp_output_file, copy_buffer) == FAILURE) {
// fprintf(temp_output_file, "\nbvr_command_processor returned an error status whilst composing %s\n", page_source_file_path);
// fprintf(stderr, "[tape.c] bvr_command_processor returned an error status whilst composing %s\n", page_source_file_path);
// }
// continue;
// }
if(copy_buffer[ftell(page_source_file)% COPY_BUFFER_SIZE] == EOF) {
fputc('\n', temp_output_file); // NO POMEGRANTES! NO! NO! NO! NO POMEGRANTES!
break;
}
if (cycles++ != 0) { // da ne napišemo prvega znaka bufferja, preden je sploh kaj v bufferju.
fputc(copy_buffer[(ftell(page_source_file)-1)% COPY_BUFFER_SIZE], temp_output_file);
}
}
return SUCCESS;
}
int bvr_compose_page(char page_source_file_path[], int this_is_a_top_level_page, char * temp_output_path) {
if(temp_output_path != NULL) {
char * temp_output_filename = randstring(16);
char temp_output_path[80] = "tmp/";
strcat(temp_output_path, temp_output_filename);
}
FILE * temp_output_file = fopen_mkdir(temp_output_path, "w");
FILE * page_source_file = fopen(page_source_file_path, "r");
if(bvr_compose_stream(page_source_file, temp_output_file) != SUCCESS) {
fprintf(stderr, "[tape.c] bvr_compose_page: bvr_compose_stream returned a non-successful response whilst composing %s. Nevertheless, we are continuing.\n",
page_source_file_path);
}
done_reading_write_file:
if(this_is_a_top_level_page) {
char folder_of_file[PATH_MAX];
strlcpy(folder_of_file, page_source_file_path, PATH_MAX);
char * p;
p = strrchr(folder_of_file, '/');
if (!p) {
printf("[fopenmkdir.c] filename contains no slash.\n");
return FAILURE;
} else {
*p = '\0';
}
char *type_of_page = strrchr(folder_of_file, '/');
if (type_of_page == NULL) {
printf("[tape.c] bvr_compose_page: folder of file contains no slash, hope %s is a page category.", folder_of_file);
type_of_page = folder_of_file;
} else {
type_of_page++;
}
// type_of_page+1 is a page category (skip delimeter pointer.)
}
return SUCCESS;
}
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