From c09eb457df1962f5b014214874b2beffd69141a4 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Sun, 9 Apr 2006 23:21:13 +0000
Subject: Unify information databases

svn path=/trunk/netsurf/; revision=2519
---
 utils/url.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 utils/url.h |  1 +
 2 files changed, 60 insertions(+)

(limited to 'utils')

diff --git a/utils/url.c b/utils/url.c
index c696659f4..352241e30 100644
--- a/utils/url.c
+++ b/utils/url.c
@@ -617,6 +617,65 @@ url_func_result url_strip_lqf(const char *url, char **result)
 }
 
 
+/**
+ * Extract path, leafname and query segments from an URL
+ *
+ * \param url     an absolute URL
+ * \param result  pointer to pointer to buffer to hold result
+ * \return URL_FUNC_OK on success
+ */
+
+url_func_result url_plq(const char *url, char **result)
+{
+	int m, path_len = 0, query_len = 0;
+	regmatch_t match[10];
+
+	(*result) = 0;
+
+	m = regexec(&url_re, url, 10, match, 0);
+	if (m) {
+		LOG(("url '%s' failed to match regex", url));
+		return URL_FUNC_FAILED;
+	}
+	if (match[URL_RE_SCHEME].rm_so == -1 ||
+			match[URL_RE_AUTHORITY].rm_so == -1)
+		return URL_FUNC_FAILED;
+
+	if (match[URL_RE_PATH].rm_so != -1)
+		path_len = match[URL_RE_PATH].rm_eo -
+				match[URL_RE_PATH].rm_so;
+	if (match[URL_RE_QUERY].rm_so != -1)
+		query_len = match[URL_RE_QUERY].rm_eo -
+				match[URL_RE_QUERY].rm_so;
+
+	(*result) = malloc((path_len ? path_len : 1) + query_len + 1 + 1);
+	if (!(*result)) {
+		LOG(("malloc failed"));
+		return URL_FUNC_NOMEM;
+	}
+
+	m = 0;
+	if (path_len) {
+		strncpy((*result), url + match[URL_RE_PATH].rm_so,
+				path_len);
+		m += path_len;
+	}
+	else
+		(*result)[m++] = '/';
+
+	if (query_len) {
+		(*result)[m++] = '?';
+		strncpy((*result) + m, url + match[URL_RE_QUERY].rm_so,
+				query_len);
+		m += query_len;
+	}
+
+	(*result)[m] = '\0';
+
+	return URL_FUNC_OK;
+}
+
+
 /**
  * Attempt to find a nice filename for a URL.
  *
diff --git a/utils/url.h b/utils/url.h
index 3bda22969..7dc0b12ca 100644
--- a/utils/url.h
+++ b/utils/url.h
@@ -29,6 +29,7 @@ url_func_result url_nice(const char *url, char **result,
 url_func_result url_escape(const char *unescaped, char **result);
 url_func_result url_canonical_root(const char *url, char **result);
 url_func_result url_strip_lqf(const char *url, char **result);
+url_func_result url_plq(const char *url, char **result);
 
 char *path_to_url(const char *path);
 char *url_to_path(const char *url);
-- 
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