Added `add_comment()`.

This function adds the supplied comment to the
`comments` file located in the PR's root directory.

1 files changed, 60 insertions, 0 deletions

diff --git a/git.c b/git.c
index 96fffa0..1303621 100644
--- a/git.c
+++ b/git.c
@@ -180,6 +180,66 @@ int create_info_file(pull_request *pr, const char *pr_root) {
 	return 1;
 }
 
+int add_comment(comment *comment, const char *pr_root) {
+	int len;
+	int buf_len;
+	int j = 0;
+	char *filename;
+	char *file_buf;
+	FILE *fp;
+	struct tm tm;
+
+	/* Is the comment NULL? */
+	if (pr == NULL) {
+		log(LOG_ERR, "Comment is NULL.");
+		return 0;
+	}
+	/* Is the PR directory NULL? */
+	if (pr_root == NULL) {
+		log(LOG_ERR,"Pull request root is NULL.");
+		return 0;
+	}
+
+	localtime_r(&comment->date, &tm);
+
+	len = strlen(pr_root) + strlen("/comments");
+	buf_len = get_comment_len(comment);
+	filename = calloc(len+1, sizeof(char));
+	file_buf = calloc(buf_len+1, sizeof(char));
+
+	j = sprintf(file_buf, "id: %i\n", comment->id);
+	j += sprintf(file_buf+j, "author: %s\n", comment->author);
+	j += sprintf(file_buf+j, "date: ");
+	j += strftime(file_buf+j, -1, "%c %z\n", &tm);
+
+	/* Is this comment a reply? */
+	if (comment->reply != NULL) {
+		localtime_r(&comment->reply->date, &tm);
+		j += sprintf(file_buf+j, "reply-to: %i\n", comment->reply->id);
+		j += sprintf(file_buf+j, "reply-author: %s\n", comment->reply->author);
+		j += sprintf(file_buf+j, "reply-date: ");
+		j += strftime(file_buf+j, -1, "%c %z\n", &tm);
+	}
+	j += sprintf(file_buf+j, "description: %s", comment->desc);
+
+	/* Append /comments to the PR root. */
+	sprintf(filename, "%s/comments", pr_root);
+
+	/* Open the comments file. */
+	fp = fopen(filename, "a");
+
+	/* Did we fail to open the file? */
+	if (fp == NULL) {
+		log(LOG_ERR, "Failed to open comments file.");
+		return 0;
+	}
+
+	fwrite(file_buf, sizeof(char), buf_len, fp);
+	fclose(fp);
+
+	return 1;
+}
+
 int create_pull_request_dir(pull_request *pr, int id, const char *root) {
 	int ret = id;
 	struct stat st;