From 3aeccf252c8c266b51c1a2cc1dc9e9e3d5bf2f90 Mon Sep 17 00:00:00 2001
From: "Rafael G. Martins" <rafael@rafaelmartins.eng.br>
Date: Sat, 13 Jun 2015 03:32:21 -0300
Subject: content-parser: implemented excerpt, and now for good!

---
 src/content-parser.c | 41 +++++++++++++++++++++++++++++++++++++++--
 src/content-parser.h |  2 +-
 src/source-parser.c  |  9 ++++++++-
 3 files changed, 48 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/content-parser.c b/src/content-parser.c
index aa76777..fa17ab8 100644
--- a/src/content-parser.c
+++ b/src/content-parser.c
@@ -22,6 +22,8 @@
 
 typedef enum {
     CONTENT_START_LINE = 1,
+    CONTENT_EXCERPT,
+    CONTENT_EXCERPT_END,
     CONTENT_HEADER,
     CONTENT_HEADER_TITLE_START,
     CONTENT_HEADER_TITLE,
@@ -355,7 +357,7 @@ blogc_content_parse_inline(const char *src)
 
 
 char*
-blogc_content_parse(const char *src)
+blogc_content_parse(const char *src, size_t *end_excerpt)
 {
     // src is always nul-terminated.
     size_t src_len = strlen(src);
@@ -364,6 +366,7 @@ blogc_content_parse(const char *src)
     size_t start = 0;
     size_t start2 = 0;
     size_t end = 0;
+    size_t eend = 0;
 
     unsigned int header_level = 0;
     char *prefix = NULL;
@@ -393,6 +396,13 @@ blogc_content_parse(const char *src)
                 if (c == '\n' || c == '\r' || is_last)
                     break;
                 start = current;
+                if (c == '.') {
+                    if (end_excerpt != NULL) {
+                        eend = rv->len;  // fuck it
+                        state = CONTENT_EXCERPT;
+                        break;
+                    }
+                }
                 if (c == '#') {
                     header_level = 1;
                     state = CONTENT_HEADER;
@@ -426,6 +436,33 @@ blogc_content_parse(const char *src)
                 state = CONTENT_PARAGRAPH;
                 break;
 
+            case CONTENT_EXCERPT:
+                if (end_excerpt != NULL) {
+                    if (c == '.')
+                        break;
+                    if (c == '\n' || c == '\r') {
+                        //*end_excerpt = eend;
+                        //state = CONTENT_START_LINE;
+                        state = CONTENT_EXCERPT_END;
+                        break;
+                    }
+                }
+                eend = 0;
+                state = CONTENT_PARAGRAPH;
+                break;
+
+            case CONTENT_EXCERPT_END:
+                if (end_excerpt != NULL) {
+                    if (c == '\n' || c == '\r') {
+                        *end_excerpt = eend;
+                        state = CONTENT_START_LINE;
+                        break;
+                    }
+                }
+                eend = 0;
+                state = CONTENT_PARAGRAPH_END;
+                break;
+
             case CONTENT_HEADER:
                 if (c == '#') {
                     header_level += 1;
@@ -521,7 +558,7 @@ blogc_content_parse(const char *src)
                         else
                             b_string_append_printf(tmp_str, "%s\n", l->data);
                     }
-                    tmp = blogc_content_parse(tmp_str->str);
+                    tmp = blogc_content_parse(tmp_str->str, NULL);
                     b_string_append_printf(rv, "<blockquote>%s</blockquote>\n",
                         tmp);
                     free(tmp);
diff --git a/src/content-parser.h b/src/content-parser.h
index d0a0732..ec441c6 100644
--- a/src/content-parser.h
+++ b/src/content-parser.h
@@ -13,6 +13,6 @@
 #include "error.h"
 
 char* blogc_content_parse_inline(const char *src);
-char* blogc_content_parse(const char *src);
+char* blogc_content_parse(const char *src, size_t *end_excerpt);
 
 #endif /* _CONTENT_PARSER_H */
diff --git a/src/source-parser.c b/src/source-parser.c
index f0fca29..050082f 100644
--- a/src/source-parser.c
+++ b/src/source-parser.c
@@ -38,6 +38,7 @@ blogc_source_parse(const char *src, size_t src_len, blogc_error_t **err)
 
     size_t current = 0;
     size_t start = 0;
+    size_t end_excerpt = 0;
 
     char *key = NULL;
     char *tmp = NULL;
@@ -148,7 +149,13 @@ blogc_source_parse(const char *src, size_t src_len, blogc_error_t **err)
                 if (current == (src_len - 1)) {
                     tmp = b_strndup(src + start, src_len - start);
                     b_trie_insert(rv, "RAW_CONTENT", tmp);
-                    b_trie_insert(rv, "CONTENT", blogc_content_parse(tmp));
+                    b_trie_insert(rv, "CONTENT", blogc_content_parse(tmp, &end_excerpt));
+                    if (end_excerpt != 0)
+                        b_trie_insert(rv, "EXCERPT",
+                            b_strndup(b_trie_lookup(rv, "CONTENT"), end_excerpt));
+                    else
+                        b_trie_insert(rv, "EXCERPT",
+                            b_strdup(b_trie_lookup(rv, "CONTENT")));
                 }
                 break;
         }
-- 
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