From 701ffe18c2f256245b4d016daafca208839a8f63 Mon Sep 17 00:00:00 2001
From: "Rafael G. Martins" <rafael@rafaelmartins.eng.br>
Date: Mon, 12 Oct 2015 02:31:02 -0300
Subject: content-parser: added id attributes to headers
the id is a slugified version of the (unparsed) header content.
---
src/content-parser.c | 32 ++++++++++++++++++++++++++++++--
src/content-parser.h | 1 +
2 files changed, 31 insertions(+), 2 deletions(-)
(limited to 'src')
diff --git a/src/content-parser.c b/src/content-parser.c
index 511d09e..3b661a8 100644
--- a/src/content-parser.c
+++ b/src/content-parser.c
@@ -20,6 +20,27 @@
// expected. feel free to improve the parser and add new features.
+char*
+blogc_slugify(const char *str)
+{
+ if (str == NULL)
+ return NULL;
+ char *new_str = b_strdup(str);
+ int diff = 'a' - 'A'; // just to avoid magic numbers
+ for (unsigned int i = 0; new_str[i] != '\0'; i++) {
+ if (new_str[i] >= 'a' && new_str[i] <= 'z')
+ continue;
+ if (new_str[i] >= '0' && new_str[i] <= '9')
+ continue;
+ if (new_str[i] >= 'A' && new_str[i] <= 'Z')
+ new_str[i] += diff;
+ else
+ new_str[i] = '-';
+ }
+ return new_str;
+}
+
+
typedef enum {
CONTENT_START_LINE = 1,
CONTENT_EXCERPT,
@@ -389,6 +410,7 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
char *tmp = NULL;
char *tmp2 = NULL;
char *parsed = NULL;
+ char *slug = NULL;
char d = '\0';
@@ -501,8 +523,14 @@ blogc_content_parse(const char *src, size_t *end_excerpt)
end = is_last && c != '\n' && c != '\r' ? src_len : current;
tmp = b_strndup(src + start, end - start);
parsed = blogc_content_parse_inline(tmp);
- b_string_append_printf(rv, "<h%d>%s</h%d>\n", header_level,
- parsed, header_level);
+ slug = blogc_slugify(tmp);
+ if (slug == NULL)
+ b_string_append_printf(rv, "<h%d>%s</h%d>\n",
+ header_level, parsed, header_level);
+ else
+ b_string_append_printf(rv, "<h%d id=\"%s\">%s</h%d>\n",
+ header_level, slug, parsed, header_level);
+ free(slug);
free(parsed);
parsed = NULL;
free(tmp);
diff --git a/src/content-parser.h b/src/content-parser.h
index 4579719..2f6b8b9 100644
--- a/src/content-parser.h
+++ b/src/content-parser.h
@@ -12,6 +12,7 @@
#include <stdlib.h>
#include <stdbool.h>
+char* blogc_slugify(const char *str);
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);
--
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