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-rw-r--r--src/content-parser.c170
-rw-r--r--src/content-parser.h2
2 files changed, 128 insertions, 44 deletions
diff --git a/src/content-parser.c b/src/content-parser.c
index e5bb16c..9052aec 100644
--- a/src/content-parser.c
+++ b/src/content-parser.c
@@ -17,7 +17,7 @@
#include "content-parser.h"
// this is a half ass implementation of a markdown-like syntax. bugs are
-// expected. feel free to improve the parser and and new features.
+// expected. feel free to improve the parser and add new features.
typedef enum {
@@ -356,6 +356,33 @@ blogc_content_parse_inline(const char *src)
}
+bool
+blogc_is_ordered_list_item(const char *str, size_t prefix_len)
+{
+ if (str == NULL)
+ return false;
+
+ if (strlen(str) < 2)
+ return false;
+
+ size_t i;
+
+ for (i = 0; str[i] >= '0' && str[i] <= '9'; i++);
+
+ if (i == 0)
+ return false;
+ if (str[i] != '.')
+ return false;
+
+ for (i++; i < prefix_len && (str[i] == ' ' || str[i] == '\t'); i++);
+
+ if (str[i] == '\0')
+ return false;
+
+ return i == prefix_len;
+}
+
+
char*
blogc_content_parse(const char *src, size_t *end_excerpt)
{
@@ -373,13 +400,12 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
size_t prefix_len = 0;
char *tmp = NULL;
char *tmp2 = NULL;
- char *tmp3 = NULL;
char *parsed = NULL;
- char **tmpv = NULL;
char d = '\0';
b_slist_t *lines = NULL;
+ b_slist_t *lines2 = NULL;
b_string_t *rv = b_string_new();
b_string_t *tmp_str = NULL;
@@ -664,22 +690,39 @@ hr:
if (c == '\n' || c == '\r' || is_last) {
end = is_last && c != '\n' && c != '\r' ? src_len : current;
tmp = b_strndup(src + start2, end - start2);
+ tmp2 = b_strdup_printf("%-*s", strlen(prefix), "");
if (b_str_starts_with(tmp, prefix)) {
- tmp3 = b_strdup(tmp + strlen(prefix));
- parsed = blogc_content_parse_inline(tmp3);
- free(tmp3);
- tmp3 = NULL;
- lines = b_slist_append(lines, b_strdup(parsed));
- free(parsed);
- parsed = NULL;
+ if (lines2 != NULL) {
+ tmp_str = b_string_new();
+ for (b_slist_t *l = lines2; l != NULL; l = l->next) {
+ if (l->next == NULL)
+ b_string_append_printf(tmp_str, "%s", l->data);
+ else
+ b_string_append_printf(tmp_str, "%s\n", l->data);
+ }
+ b_slist_free_full(lines2, free);
+ lines2 = NULL;
+ parsed = blogc_content_parse_inline(tmp_str->str);
+ b_string_free(tmp_str, true);
+ lines = b_slist_append(lines, b_strdup(parsed));
+ free(parsed);
+ parsed = NULL;
+ }
+ lines2 = b_slist_append(lines2, b_strdup(tmp + strlen(prefix)));
+ }
+ else if (b_str_starts_with(tmp, tmp2)) {
+ lines2 = b_slist_append(lines2, b_strdup(tmp + strlen(prefix)));
}
else {
state = CONTENT_PARAGRAPH_END;
free(tmp);
tmp = NULL;
+ free(tmp2);
+ tmp2 = NULL;
free(prefix);
prefix = NULL;
b_slist_free_full(lines, free);
+ b_slist_free_full(lines2, free);
lines = NULL;
if (is_last)
goto para;
@@ -687,6 +730,8 @@ hr:
}
free(tmp);
tmp = NULL;
+ free(tmp2);
+ tmp2 = NULL;
state = CONTENT_UNORDERED_LIST_END;
}
if (!is_last)
@@ -694,6 +739,23 @@ hr:
case CONTENT_UNORDERED_LIST_END:
if (c == '\n' || c == '\r' || is_last) {
+ if (lines2 != NULL) {
+ // FIXME: avoid repeting the code below
+ tmp_str = b_string_new();
+ for (b_slist_t *l = lines2; l != NULL; l = l->next) {
+ if (l->next == NULL)
+ b_string_append_printf(tmp_str, "%s", l->data);
+ else
+ b_string_append_printf(tmp_str, "%s\n", l->data);
+ }
+ b_slist_free_full(lines2, free);
+ lines2 = NULL;
+ parsed = blogc_content_parse_inline(tmp_str->str);
+ b_string_free(tmp_str, true);
+ lines = b_slist_append(lines, b_strdup(parsed));
+ free(parsed);
+ parsed = NULL;
+ }
b_string_append(rv, "<ul>\n");
for (b_slist_t *l = lines; l != NULL; l = l->next)
b_string_append_printf(rv, "<li>%s</li>\n", l->data);
@@ -733,52 +795,72 @@ hr:
if (c == '\n' || c == '\r' || is_last) {
end = is_last && c != '\n' && c != '\r' ? src_len : current;
tmp = b_strndup(src + start2, end - start2);
- if (strlen(tmp) >= prefix_len) {
- tmp2 = b_strndup(tmp, prefix_len);
- tmpv = b_str_split(tmp2, '.', 2);
- free(tmp2);
- tmp2 = NULL;
- if (b_strv_length(tmpv) != 2) {
- state = CONTENT_PARAGRAPH_END;
- b_strv_free(tmpv);
- tmpv = NULL;
- free(tmp);
- tmp = NULL;
- b_slist_free_full(lines, free);
- lines = NULL;
- goto para;
- }
- for (unsigned int i = 0; tmpv[0][i] != '\0'; i++) {
- if (!(tmpv[0][i] >= '0' && tmpv[0][i] <= '9')) {
- state = CONTENT_PARAGRAPH_END;
- b_strv_free(tmpv);
- tmpv = NULL;
- free(tmp);
- tmp = NULL;
- b_slist_free_full(lines, free);
- lines = NULL;
- goto para;
+ tmp2 = b_strdup_printf("%-*s", prefix_len, "");
+ if (blogc_is_ordered_list_item(tmp, prefix_len)) {
+ if (lines2 != NULL) {
+ tmp_str = b_string_new();
+ for (b_slist_t *l = lines2; l != NULL; l = l->next) {
+ if (l->next == NULL)
+ b_string_append_printf(tmp_str, "%s", l->data);
+ else
+ b_string_append_printf(tmp_str, "%s\n", l->data);
}
+ b_slist_free_full(lines2, free);
+ lines2 = NULL;
+ parsed = blogc_content_parse_inline(tmp_str->str);
+ b_string_free(tmp_str, true);
+ lines = b_slist_append(lines, b_strdup(parsed));
+ free(parsed);
+ parsed = NULL;
}
- tmp3 = b_strdup(tmp + prefix_len);
- parsed = blogc_content_parse_inline(tmp3);
- free(tmp3);
- tmp3 = NULL;
- lines = b_slist_append(lines, b_strdup(parsed));
- state = CONTENT_ORDERED_LIST_END;
+ lines2 = b_slist_append(lines2, b_strdup(tmp + prefix_len));
+ }
+ else if (b_str_starts_with(tmp, tmp2)) {
+ lines2 = b_slist_append(lines2, b_strdup(tmp + prefix_len));
+ }
+ else {
+ state = CONTENT_PARAGRAPH_END;
+ free(tmp);
+ tmp = NULL;
+ free(tmp2);
+ tmp2 = NULL;
free(parsed);
parsed = NULL;
- b_strv_free(tmpv);
- tmpv = NULL;
+ b_slist_free_full(lines, free);
+ b_slist_free_full(lines2, free);
+ lines = NULL;
+ if (is_last)
+ goto para;
+ break;
}
free(tmp);
tmp = NULL;
+ free(tmp2);
+ tmp2 = NULL;
+ state = CONTENT_ORDERED_LIST_END;
}
- if (state == CONTENT_PARAGRAPH || !is_last)
+ if (!is_last)
break;
case CONTENT_ORDERED_LIST_END:
if (c == '\n' || c == '\r' || is_last) {
+ if (lines2 != NULL) {
+ // FIXME: avoid repeting the code below
+ tmp_str = b_string_new();
+ for (b_slist_t *l = lines2; l != NULL; l = l->next) {
+ if (l->next == NULL)
+ b_string_append_printf(tmp_str, "%s", l->data);
+ else
+ b_string_append_printf(tmp_str, "%s\n", l->data);
+ }
+ b_slist_free_full(lines2, free);
+ lines2 = NULL;
+ parsed = blogc_content_parse_inline(tmp_str->str);
+ b_string_free(tmp_str, true);
+ lines = b_slist_append(lines, b_strdup(parsed));
+ free(parsed);
+ parsed = NULL;
+ }
b_string_append(rv, "<ol>\n");
for (b_slist_t *l = lines; l != NULL; l = l->next)
b_string_append_printf(rv, "<li>%s</li>\n", l->data);
diff --git a/src/content-parser.h b/src/content-parser.h
index b98769d..4579719 100644
--- a/src/content-parser.h
+++ b/src/content-parser.h
@@ -10,8 +10,10 @@
#define _CONTENT_PARSER_H
#include <stdlib.h>
+#include <stdbool.h>
char* blogc_content_parse_inline(const char *src);
+bool blogc_is_ordered_list_item(const char *str, size_t prefix_len);
char* blogc_content_parse(const char *src, size_t *end_excerpt);
#endif /* _CONTENT_PARSER_H */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-10-31 23:35:17 +0000