From 521bed1d557cd1d58ae4b81dfe8e8902cb82f41b Mon Sep 17 00:00:00 2001
From: dm1sh <me@dmitriy.icu>
Date: Mon, 18 Sep 2023 06:20:30 +0300
Subject: [PATCH] Fixed square brackets processing

---
 src/articles_p/process_md.c | 114 ++++++++++++++++++------------------
 1 file changed, 56 insertions(+), 58 deletions(-)

diff --git a/src/articles_p/process_md.c b/src/articles_p/process_md.c
index 42c47bf..52cc9f6 100644
--- a/src/articles_p/process_md.c
+++ b/src/articles_p/process_md.c
@@ -217,41 +217,40 @@ int process_md(article_info article, char **out)
                 while (buff[i + 2 + n] != ']')
                     n++;
 
-                if (buff[i + 2 + n + 1] != '(')
-                    continue;
+                if (buff[i + 2 + n + 1] == '(') {
+                    int k = 0;
+                    while (buff[i + 2 + n + 2 + k] != ')')
+                        k++;
 
-                int k = 0;
-                while (buff[i + 2 + n + 2 + k] != ')')
-                    k++;
+                    char *internal_text = malloc(n + 1);
+                    memcpy(internal_text, buff + i + 2, n);
+                    internal_text[n] = '\0';
 
-                char *internal_text = malloc(n + 1);
-                memcpy(internal_text, buff + i + 2, n);
-                internal_text[n] = '\0';
+                    char *src = malloc(k + 1);
+                    memcpy(src, buff + i + 2 + n + 2, k);
+                    src[k] = '\0';
 
-                char *src = malloc(k + 1);
-                memcpy(src, buff + i + 2 + n + 2, k);
-                src[k] = '\0';
+                    size_t append_line_length = snprintf(NULL, 0, "<a href=\"%s\"><img src=\"%s\" alt=\"%s\"></a>", src, src, internal_text) + 1;
+                    char *append = malloc(append_line_length);
+                    char *tmp_out = realloc(*out, strlen(*out) + append_line_length);
+                    if (append == NULL || tmp_out == NULL)
+                    {
+                        perror("Couldn't allocate memory for new element");
+                        continue;
+                    }
+                    *out = tmp_out;
+
+                    snprintf(append, append_line_length, "<a href=\"%s\"><img src=\"%s\" alt=\"%s\"></a>", src, src, internal_text);
+                    strcat(*out, append);
+
+                    i += 2 + n + 2 + k;
+
+                    free(append);
+                    free(src);
+                    free(internal_text);
 
-                size_t append_line_length = snprintf(NULL, 0, "<a href=\"%s\"><img src=\"%s\" alt=\"%s\"></a>", src, src, internal_text) + 1;
-                char *append = malloc(append_line_length);
-                char *tmp_out = realloc(*out, strlen(*out) + append_line_length);
-                if (append == NULL || tmp_out == NULL)
-                {
-                    perror("Couldn't allocate memory for new element");
                     continue;
                 }
-                *out = tmp_out;
-
-                snprintf(append, append_line_length, "<a href=\"%s\"><img src=\"%s\" alt=\"%s\"></a>", src, src, internal_text);
-                strcat(*out, append);
-
-                i += 2 + n + 2 + k;
-
-                free(append);
-                free(src);
-                free(internal_text);
-
-                continue;
             }
 
             if (buff[i] == '[')
@@ -260,41 +259,40 @@ int process_md(article_info article, char **out)
                 while (buff[i + 1 + n] != ']')
                     n++;
 
-                if (buff[i + 1 + n + 1] != '(')
-                    continue;
+                if (buff[i + 1 + n + 1] == '(') {
+                    int k = 0;
+                    while (buff[i + 1 + n + 2 + k] != ')')
+                        k++;
 
-                int k = 0;
-                while (buff[i + 1 + n + 2 + k] != ')')
-                    k++;
+                    char *internal_text = malloc(n + 1);
+                    memcpy(internal_text, buff + i + 1, n);
+                    internal_text[n] = '\0';
 
-                char *internal_text = malloc(n + 1);
-                memcpy(internal_text, buff + i + 1, n);
-                internal_text[n] = '\0';
+                    char *href = malloc(k + 1);
+                    memcpy(href, buff + i + 1 + n + 2, k);
+                    href[k] = '\0';
 
-                char *href = malloc(k + 1);
-                memcpy(href, buff + i + 1 + n + 2, k);
-                href[k] = '\0';
+                    size_t append_line_length = snprintf(NULL, 0, "<a href=\"%s\">%s</a>", href, internal_text) + 1;
+                    char *append = malloc(append_line_length);
+                    char *tmp_out = realloc(*out, strlen(*out) + append_line_length);
+                    if (append == NULL || tmp_out == NULL)
+                    {
+                        perror("Couldn't allocate memory for new element");
+                        continue;
+                    }
+                    *out = tmp_out;
+
+                    snprintf(append, append_line_length, "<a href=\"%s\">%s</a>", href, internal_text);
+                    strcat(*out, append);
+
+                    i += 1 + n + 2 + k;
+
+                    free(append);
+                    free(href);
+                    free(internal_text);
 
-                size_t append_line_length = snprintf(NULL, 0, "<a href=\"%s\">%s</a>", href, internal_text) + 1;
-                char *append = malloc(append_line_length);
-                char *tmp_out = realloc(*out, strlen(*out) + append_line_length);
-                if (append == NULL || tmp_out == NULL)
-                {
-                    perror("Couldn't allocate memory for new element");
                     continue;
                 }
-                *out = tmp_out;
-
-                snprintf(append, append_line_length, "<a href=\"%s\">%s</a>", href, internal_text);
-                strcat(*out, append);
-
-                i += 1 + n + 2 + k;
-
-                free(append);
-                free(href);
-                free(internal_text);
-
-                continue;
             }
 
             size_t len = strlen(*out);