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-rw-r--r--src/content-parser.c110
1 files changed, 79 insertions, 31 deletions
diff --git a/src/content-parser.c b/src/content-parser.c
index 3b661a8..e8d3143 100644
--- a/src/content-parser.c
+++ b/src/content-parser.c
@@ -305,10 +305,10 @@ blogc_content_parse_inline(const char *src)
case '\r':
if (state == LINK_CLOSED) {
if (spaces >= 2) {
- b_string_append(rv, "<br />\n");
+ b_string_append(rv, "<br />");
spaces = 0;
}
- else if (c == '\n' || c == '\r')
+ if (c == '\n' || c == '\r')
b_string_append_c(rv, c);
}
break;
@@ -403,6 +403,7 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
size_t start2 = 0;
size_t end = 0;
size_t eend = 0;
+ size_t real_end = 0;
unsigned int header_level = 0;
char *prefix = NULL;
@@ -412,6 +413,12 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
char *parsed = NULL;
char *slug = NULL;
+ // this isn't empty because we need some reasonable default value in the
+ // unlikely case when we need to print some line ending before evaluating
+ // the "real" value.
+ char line_ending[3] = "\n";
+ char l[2] = {0, 0};
+
char d = '\0';
b_slist_t *lines = NULL;
@@ -426,6 +433,30 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
char c = src[current];
bool is_last = current == src_len - 1;
+ if (c == '\n' || c == '\r') {
+ if ((current + 1) < src_len) {
+ if ((c == '\n' && src[current + 1] == '\r') ||
+ (c == '\r' && src[current + 1] == '\n'))
+ {
+ if (l[0] == 0) {
+ l[0] = c;
+ l[1] = src[current + 1];
+ line_ending[0] = c;
+ line_ending[1] = src[current + 1];
+ line_ending[2] = '\0';
+ }
+ real_end = current;
+ c = src[++current];
+ is_last = current == src_len - 1;
+ }
+ }
+ if (l[0] == 0) {
+ l[0] = c;
+ line_ending[0] = c;
+ line_ending[1] = '\0';
+ }
+ }
+
switch (state) {
case CONTENT_START_LINE:
@@ -520,16 +551,18 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
case CONTENT_HEADER_TITLE:
if (c == '\n' || c == '\r' || is_last) {
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
tmp = b_strndup(src + start, end - start);
parsed = blogc_content_parse_inline(tmp);
slug = blogc_slugify(tmp);
if (slug == NULL)
- b_string_append_printf(rv, "<h%d>%s</h%d>\n",
- header_level, parsed, header_level);
+ b_string_append_printf(rv, "<h%d>%s</h%d>%s",
+ header_level, parsed, header_level, line_ending);
else
- b_string_append_printf(rv, "<h%d id=\"%s\">%s</h%d>\n",
- header_level, slug, parsed, header_level);
+ b_string_append_printf(rv, "<h%d id=\"%s\">%s</h%d>%s",
+ header_level, slug, parsed, header_level,
+ line_ending);
free(slug);
free(parsed);
parsed = NULL;
@@ -543,7 +576,8 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
case CONTENT_HTML:
if (c == '\n' || c == '\r' || is_last) {
state = CONTENT_HTML_END;
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
}
if (!is_last)
break;
@@ -551,7 +585,7 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
case CONTENT_HTML_END:
if (c == '\n' || c == '\r' || is_last) {
tmp = b_strndup(src + start, end - start);
- b_string_append_printf(rv, "%s\n", tmp);
+ b_string_append_printf(rv, "%s%s", tmp, line_ending);
free(tmp);
tmp = NULL;
state = CONTENT_START_LINE;
@@ -570,7 +604,8 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
case CONTENT_BLOCKQUOTE_START:
if (c == '\n' || c == '\r' || is_last) {
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
tmp = b_strndup(src + start2, end - start2);
if (b_str_starts_with(tmp, prefix)) {
lines = b_slist_append(lines, b_strdup(tmp + strlen(prefix)));
@@ -596,11 +631,12 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
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_string_append_printf(tmp_str, "%s%s", l->data,
+ line_ending);
}
tmp = blogc_content_parse(tmp_str->str, NULL);
- b_string_append_printf(rv, "<blockquote>%s</blockquote>\n",
- tmp);
+ b_string_append_printf(rv, "<blockquote>%s</blockquote>%s",
+ tmp, line_ending);
free(tmp);
tmp = NULL;
b_string_free(tmp_str, true);
@@ -627,7 +663,8 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
case CONTENT_CODE_START:
if (c == '\n' || c == '\r' || is_last) {
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
tmp = b_strndup(src + start2, end - start2);
if (b_str_starts_with(tmp, prefix)) {
lines = b_slist_append(lines, b_strdup(tmp + strlen(prefix)));
@@ -656,9 +693,10 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
if (l->next == NULL)
b_string_append_printf(rv, "%s", l->data);
else
- b_string_append_printf(rv, "%s\n", l->data);
+ b_string_append_printf(rv, "%s%s", l->data,
+ line_ending);
}
- b_string_append(rv, "</code></pre>\n");
+ b_string_append_printf(rv, "</code></pre>%s", line_ending);
b_slist_free_full(lines, free);
lines = NULL;
free(prefix);
@@ -691,7 +729,7 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
}
hr:
if (c == '\n' || c == '\r' || is_last) {
- b_string_append(rv, "<hr />\n");
+ b_string_append_printf(rv, "<hr />%s", line_ending);
state = CONTENT_START_LINE;
start = current;
d = '\0';
@@ -702,7 +740,8 @@ hr:
case CONTENT_UNORDERED_LIST_START:
if (c == '\n' || c == '\r' || is_last) {
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
tmp = b_strndup(src + start2, end - start2);
tmp2 = b_strdup_printf("%-*s", strlen(prefix), "");
if (b_str_starts_with(tmp, prefix)) {
@@ -712,7 +751,8 @@ hr:
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_string_append_printf(tmp_str, "%s%s", l->data,
+ line_ending);
}
b_slist_free_full(lines2, free);
lines2 = NULL;
@@ -760,7 +800,8 @@ hr:
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_string_append_printf(tmp_str, "%s%s", l->data,
+ line_ending);
}
b_slist_free_full(lines2, free);
lines2 = NULL;
@@ -770,10 +811,11 @@ hr:
free(parsed);
parsed = NULL;
}
- b_string_append(rv, "<ul>\n");
+ b_string_append_printf(rv, "<ul>%s", line_ending);
for (b_slist_t *l = lines; l != NULL; l = l->next)
- b_string_append_printf(rv, "<li>%s</li>\n", l->data);
- b_string_append(rv, "</ul>\n");
+ b_string_append_printf(rv, "<li>%s</li>%s", l->data,
+ line_ending);
+ b_string_append_printf(rv, "</ul>%s", line_ending);
b_slist_free_full(lines, free);
lines = NULL;
free(prefix);
@@ -807,7 +849,8 @@ hr:
case CONTENT_ORDERED_LIST_START:
if (c == '\n' || c == '\r' || is_last) {
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
tmp = b_strndup(src + start2, end - start2);
tmp2 = b_strdup_printf("%-*s", prefix_len, "");
if (blogc_is_ordered_list_item(tmp, prefix_len)) {
@@ -817,7 +860,8 @@ hr:
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_string_append_printf(tmp_str, "%s%s", l->data,
+ line_ending);
}
b_slist_free_full(lines2, free);
lines2 = NULL;
@@ -865,7 +909,8 @@ hr:
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_string_append_printf(tmp_str, "%s%s", l->data,
+ line_ending);
}
b_slist_free_full(lines2, free);
lines2 = NULL;
@@ -875,10 +920,11 @@ hr:
free(parsed);
parsed = NULL;
}
- b_string_append(rv, "<ol>\n");
+ b_string_append_printf(rv, "<ol>%s", line_ending);
for (b_slist_t *l = lines; l != NULL; l = l->next)
- b_string_append_printf(rv, "<li>%s</li>\n", l->data);
- b_string_append(rv, "</ol>\n");
+ b_string_append_printf(rv, "<li>%s</li>%s", l->data,
+ line_ending);
+ b_string_append_printf(rv, "</ol>%s", line_ending);
b_slist_free_full(lines, free);
lines = NULL;
free(prefix);
@@ -895,7 +941,8 @@ hr:
case CONTENT_PARAGRAPH:
if (c == '\n' || c == '\r' || is_last) {
state = CONTENT_PARAGRAPH_END;
- end = is_last && c != '\n' && c != '\r' ? src_len : current;
+ end = is_last && c != '\n' && c != '\r' ? src_len :
+ (real_end != 0 ? real_end : current);
}
if (!is_last)
break;
@@ -905,7 +952,8 @@ para:
if (c == '\n' || c == '\r' || is_last) {
tmp = b_strndup(src + start, end - start);
parsed = blogc_content_parse_inline(tmp);
- b_string_append_printf(rv, "<p>%s</p>\n", parsed);
+ b_string_append_printf(rv, "<p>%s</p>%s", parsed,
+ line_ending);
free(parsed);
parsed = NULL;
free(tmp);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-23 01:46:47 +0000