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-rw-r--r--man/blogc-source.7.ronn7
-rw-r--r--src/content-parser.c45
-rw-r--r--src/content-parser.h1
-rw-r--r--tests/check_content_parser.c55
4 files changed, 98 insertions, 10 deletions
diff --git a/man/blogc-source.7.ronn b/man/blogc-source.7.ronn
index 1945329..9b80eb2 100644
--- a/man/blogc-source.7.ronn
+++ b/man/blogc-source.7.ronn
@@ -51,9 +51,10 @@ for building permalinks in templates. This variable can't be overriden by an
explicit definition in source file.
Another variable, `DESCRIPTION`, will be automatically created by the source
-parser. Its content is the first line of the first paragraph of the content.
-Paragraphs inside blockquotes are ignored. This variable can be overriden by
-an explicit definition in source file.
+parser. It contains the unparsed content of the first paragraph found in the
+source file. Paragraphs inside blockquotes are ignored. This variable can be
+overriden by an explicit definition in source file. This is useful to add
+"description" meta-tags to HTML templates.
## SOURCE CONTENT - BLOCK ELEMENTS
diff --git a/src/content-parser.c b/src/content-parser.c
index 4840a1d..3cb0ddb 100644
--- a/src/content-parser.c
+++ b/src/content-parser.c
@@ -75,6 +75,47 @@ blogc_htmlentities(const char *str)
}
+char*
+blogc_fix_description(const char *paragraph)
+{
+ if (paragraph == NULL)
+ return NULL;
+ sb_string_t *rv = sb_string_new();
+ bool last = false;
+ bool newline = false;
+ char *tmp = NULL;
+ size_t start = 0;
+ size_t current = 0;
+ while (true) {
+ switch (paragraph[current]) {
+ case '\0':
+ last = true;
+ case '\r':
+ case '\n':
+ if (newline)
+ break;
+ tmp = sb_strndup(paragraph + start, current - start);
+ sb_string_append(rv, sb_str_strip(tmp));
+ free(tmp);
+ tmp = NULL;
+ if (!last)
+ sb_string_append_c(rv, ' ');
+ start = current + 1;
+ newline = true;
+ break;
+ default:
+ newline = false;
+ }
+ if (last)
+ break;
+ current++;
+ }
+ tmp = sb_strdup(sb_str_strip(rv->str));
+ sb_string_free(rv, true);
+ return tmp;
+}
+
+
typedef enum {
CONTENT_START_LINE = 1,
CONTENT_EXCERPT,
@@ -1018,8 +1059,6 @@ blogc_content_parse(const char *src, size_t *end_excerpt, char **description)
state = CONTENT_PARAGRAPH_END;
end = is_last && c != '\n' && c != '\r' ? src_len :
(real_end != 0 ? real_end : current);
- if (description != NULL && *description == NULL)
- *description = sb_strndup(src + start, end - start);
}
if (!is_last)
break;
@@ -1027,6 +1066,8 @@ blogc_content_parse(const char *src, size_t *end_excerpt, char **description)
case CONTENT_PARAGRAPH_END:
if (c == '\n' || c == '\r' || is_last) {
tmp = sb_strndup(src + start, end - start);
+ if (description != NULL && *description == NULL)
+ *description = blogc_fix_description(tmp);
parsed = blogc_content_parse_inline(tmp);
sb_string_append_printf(rv, "<p>%s</p>%s", parsed,
line_ending);
diff --git a/src/content-parser.h b/src/content-parser.h
index 148d5ed..85bd063 100644
--- a/src/content-parser.h
+++ b/src/content-parser.h
@@ -14,6 +14,7 @@
char* blogc_slugify(const char *str);
char* blogc_htmlentities(const char *str);
+char* blogc_fix_description(const char *paragraph);
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,
diff --git a/tests/check_content_parser.c b/tests/check_content_parser.c
index d3ef2b8..ab6853a 100644
--- a/tests/check_content_parser.c
+++ b/tests/check_content_parser.c
@@ -60,6 +60,50 @@ test_htmlentities(void **state)
static void
+test_fix_description(void **state)
+{
+ assert_null(blogc_fix_description(NULL));
+ char *s = blogc_fix_description("bola");
+ assert_string_equal(s, "bola");
+ free(s);
+ s = blogc_fix_description("bola\n");
+ assert_string_equal(s, "bola");
+ free(s);
+ s = blogc_fix_description("bola\r\n");
+ assert_string_equal(s, "bola");
+ free(s);
+ s = blogc_fix_description("bola\nguda");
+ assert_string_equal(s, "bola guda");
+ free(s);
+ s = blogc_fix_description("bola\nguda\n");
+ assert_string_equal(s, "bola guda");
+ free(s);
+ s = blogc_fix_description("bola\r\nguda\r\n");
+ assert_string_equal(s, "bola guda");
+ free(s);
+
+ s = blogc_fix_description("bola\n guda lol\n asd");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+ s = blogc_fix_description("bola\n guda lol\n asd\n");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+ s = blogc_fix_description("bola\r\n guda lol\r\n asd\r\n");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+ s = blogc_fix_description(" bola\n guda lol\n asd");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+ s = blogc_fix_description(" bola\n guda lol\n asd\n");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+ s = blogc_fix_description(" bola\r\n guda lol\r\n asd\r\n");
+ assert_string_equal(s, "bola guda lol asd");
+ free(s);
+}
+
+
+static void
test_is_ordered_list_item(void **state)
{
assert_true(blogc_is_ordered_list_item("1.bola", 2));
@@ -127,7 +171,7 @@ test_content_parse(void **state)
assert_non_null(html);
assert_int_equal(l, 0);
assert_non_null(d);
- assert_string_equal(d, "bola");
+ assert_string_equal(d, "bola chunda");
assert_string_equal(html,
"<h1 id=\"um\">um</h1>\n"
"<h2 id=\"dois\">dois</h2>\n"
@@ -219,7 +263,7 @@ test_content_parse_crlf(void **state)
assert_non_null(html);
assert_int_equal(l, 0);
assert_non_null(d);
- assert_string_equal(d, "bola");
+ assert_string_equal(d, "bola chunda");
assert_string_equal(html,
"<h1 id=\"um\">um</h1>\r\n"
"<h2 id=\"dois\">dois</h2>\r\n"
@@ -1136,7 +1180,7 @@ test_content_parse_description(void **state)
"<p>qwe\n"
"bar</p>\n");
assert_non_null(d);
- assert_string_equal(d, "qwe");
+ assert_string_equal(d, "qwe bar");
free(html);
free(d);
d = NULL;
@@ -1219,7 +1263,7 @@ test_content_parse_description_crlf(void **state)
"<p>qwe\r\n"
"bar</p>\r\n");
assert_non_null(d);
- assert_string_equal(d, "qwe");
+ assert_string_equal(d, "qwe bar");
free(html);
free(d);
d = NULL;
@@ -1277,7 +1321,7 @@ test_content_parse_invalid_excerpt(void **state)
assert_non_null(html);
assert_int_equal(l, 0);
assert_non_null(d);
- assert_string_equal(d, "chunda");
+ assert_string_equal(d, "chunda ..");
assert_string_equal(html,
"<h1 id=\"test\">test</h1>\n"
"<p>chunda\n"
@@ -2019,6 +2063,7 @@ main(void)
const UnitTest tests[] = {
unit_test(test_slugify),
unit_test(test_htmlentities),
+ unit_test(test_fix_description),
unit_test(test_is_ordered_list_item),
unit_test(test_content_parse),
unit_test(test_content_parse_crlf),
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-01 04:42:24 +0000