ari/arimelody.me-sitegen
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string replace!

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This commit is contained in:
ari melody 2024-07-11 17:51:51 +01:00
parent 018442a445
commit 056d9b63d8
7 changed files with 148 additions and 25 deletions
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85
src/main.c
View file

@ -1,6 +1,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "string.h"
#include "parsers/json.h"
typedef enum {
@ -18,7 +19,7 @@ MediaType read_media_type(char *name) {
}
void print_help() {
printf("usage: compile <-t media_type> <-i input_file> [output_file]\n");
printf("usage: compile <-t media_type> <-j json_file> <-h html_file> [output_file]\n");
printf("valid media types: music, art, blog\n");
printf("if output_file is not specified, the output will be written to stdout.\n");
}
@ -30,7 +31,8 @@ int main(int argc, char **argv) {
}
MediaType media_type = -1;
FILE *input_file = NULL;
FILE *json_file = NULL;
FILE *html_file = NULL;
size_t optind = 0;
for (optind = 1; optind < argc && argv[optind][0] == '-'; optind++) {
@ -43,13 +45,24 @@ int main(int argc, char **argv) {
exit(EXIT_FAILURE);
}
break;
case 'i':
case 'j':
if (optind++ >= argc) {
fprintf(stderr, "-i was passed, but no file path was given!\n\n");
fprintf(stderr, "-j was passed, but no file path was given!\n\n");
exit(EXIT_FAILURE);
}
input_file = fopen(argv[optind], "r");
if (input_file == NULL) {
json_file = fopen(argv[optind], "r");
if (json_file == NULL) {
fprintf(stderr, "failed to open file %s!\n\n", argv[optind]);
exit(EXIT_FAILURE);
}
break;
case 'h':
if (optind++ >= argc) {
fprintf(stderr, "-h was passed, but no file path was given!\n\n");
exit(EXIT_FAILURE);
}
html_file = fopen(argv[optind], "r");
if (html_file == NULL) {
fprintf(stderr, "failed to open file %s!\n\n", argv[optind]);
exit(EXIT_FAILURE);
}
@ -65,44 +78,72 @@ int main(int argc, char **argv) {
print_help();
exit(EXIT_FAILURE);
}
if (input_file == NULL) {
fprintf(stderr, "input file not provided!\n\n");
if (json_file == NULL) {
fprintf(stderr, "JSON file not provided!\n\n");
print_help();
exit(EXIT_FAILURE);
}
if (html_file == NULL) {
fprintf(stderr, "HTML file not provided!\n\n");
print_help();
exit(EXIT_FAILURE);
}
// get length of file
fseek(input_file, (long)-sizeof(char), SEEK_END);
size_t length = ftell(input_file);
fseek(input_file, 0, SEEK_SET);
fseek(json_file, (long)-sizeof(char), SEEK_END);
size_t json_length = ftell(json_file);
fseek(json_file, 0, SEEK_SET);
// read file to buffer
char buf[length + 1];
fread(buf, 1, length, input_file);
buf[length] = '\0';
char json_buf[json_length + 1];
fread(json_buf, 1, json_length, json_file);
json_buf[json_length] = '\0';
// parse the file
size_t offset = 0;
JsonObject *json = json_parse(buf, &offset);
JsonObject *json = json_parse(json_buf, &offset);
if (json == NULL) {
fprintf(stderr, "failed to parse input file!\n");
exit(EXIT_FAILURE);
}
printf("title: %s\n", (char*)((JsonObject*)json_get(json, "title"))->value);
printf("type: %s\n", (char*)((JsonObject*)json_get(json, "type"))->value);
printf("year: %.0f\n", *(float*)((JsonObject*)json_get(json, "year"))->value);
printf("artwork: %s\n", (char*)((JsonObject*)json_get(json, "artwork"))->value);
printf("buylink: %s\n", (char*)((JsonObject*)json_get(json, "buylink"))->value);
char *title = (char*)((JsonObject*)json_get(json, "title"))->value;
char *type = (char*)((JsonObject*)json_get(json, "type"))->value;
float year = *(float*)((JsonObject*)json_get(json, "year"))->value;
char *artwork = (char*)((JsonObject*)json_get(json, "artwork"))->value;
char *buylink = (char*)((JsonObject*)json_get(json, "buylink"))->value;
printf("title: %s\n", title);
printf("type: %s\n", type);
printf("year: %.0f\n", year);
printf("artwork: %s\n", artwork);
printf("buylink: %s\n", buylink);
JsonObject *links = (JsonObject*)json_get(json, "links");
for (size_t i = 0; i < links->length; i++) {
char path[256];
sprintf(path, "links.%zu.title", i);
printf("%s: %s\n", path, (char*)((JsonObject*)json_get(json, path))->value);
char *title = (char*)((JsonObject*)json_get(json, path))->value;
sprintf(path, "links.%zu.url", i);
printf("%s: %s\n", path, (char*)((JsonObject*)json_get(json, path))->value);
char *url = (char*)((JsonObject*)json_get(json, path))->value;
printf("links.%zu.title: %s\n", i, title);
printf("links.%zu.url: %s\n", i, url);
}
// get length of file
fseek(html_file, (long)-sizeof(char), SEEK_END);
size_t html_length = ftell(html_file);
fseek(html_file, 0, SEEK_SET);
// read file to buffer
char html_buf[html_length + 1];
fread(html_buf, 1, html_length, html_file);
html_buf[html_length] = '\0';
char *html_out = strrep(html_buf, "{title}", title);
printf("%s\n", html_out);
json_free(json);
return 0;
}

18
src/parsers/json.c
View file

@ -217,6 +217,7 @@ JsonObject *json_parse(char *data, size_t *offset) {
if (data[i] != ':') {
json_log("error: ':' does not succeed attribute definition", data, i);
free(name);
name = NULL;
return NULL;
}
i++;
@ -226,6 +227,7 @@ JsonObject *json_parse(char *data, size_t *offset) {
if (value == NULL) {
free(name);
name = NULL;
return NULL;
}
@ -237,7 +239,8 @@ JsonObject *json_parse(char *data, size_t *offset) {
obj = malloc(sizeof(JsonObject));
obj->name = name;
obj->type = type;
obj->value = value;
if (type != array)
obj->value = value;
if (type == array) {
obj->children = value;
JsonObject *child = obj->children;
@ -344,13 +347,22 @@ void json_free(JsonObject *object) {
if (object->children != NULL) {
json_free(object->children);
object->children = NULL;
}
if (object->next != NULL) {
json_free(object->next);
object->next = NULL;
}
if (object->name != NULL) free(object->name);
if (object->value != NULL) free(object->value);
if (object->name != NULL) {
free(object->name);
object->name = NULL;
}
if (object->value != NULL) {
free(object->value);
object->value = NULL;
}
free(object);
object = NULL;
}

45
src/string.c Normal file
View file

@ -0,0 +1,45 @@
#include "string.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
char *strrep(char *src, char *target, char *replace) {
size_t src_len = strlen(src);
size_t target_len = strlen(target);
size_t replace_len = strlen(replace);
size_t count;
size_t start;
char *result;
char *tmp;
char *find;
find = src;
for (count = 0; (tmp = strstr(find, target)); ++count) {
find = tmp + target_len;
}
if (count == 0) {
return src;
}
tmp = result = malloc(sizeof(char) * ( src_len + (replace_len - target_len) + 1 ));
if (!result) return NULL;
while (count--) {
// find replacement point
start = strstr(src, target) - src;
// copy pre-target
tmp = strncpy(tmp, src, start) + start;
// printf("PRE-TARGET:\n%s\n\n", result);
// copy replacement
tmp = strcpy(tmp, replace) + replace_len;
// printf("REPLACE:\n%s\n\n", result);
// copy post-replacement
strcpy(tmp, src + start + target_len);
// printf("POST-REPLACE:\n%s\n\n", result);
src += start + target_len;
}
return result;
}

8
src/string.h Normal file
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@ -0,0 +1,8 @@
#ifndef _def_string_utils
#define _def_string_utils
#include <stdlib.h>
char *strrep(char *src, char *target, char *replace);
#endif // _def_string_utils

1
src/templater/html.c Normal file
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@ -0,0 +1 @@
#include "html.h"

4
src/templater/html.h Normal file
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@ -0,0 +1,4 @@
#ifndef _def_html_templater
#define _def_html_templater
#endif // _def_html_templater

12
test.html Normal file
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@ -0,0 +1,12 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>{title}</title>
<link href="css/style.css" rel="stylesheet">
</head>
<body>
<h1>{title}</h1>
</body>
</html>