Added a proto module with basic utilities without higher dependencies.

diff --git a/wrw/proto.py b/wrw/proto.py
new file mode 100644 (file)
index 0000000..62d1769
--- /dev/null
+++ b/wrw/proto.py
@@ -0,0 +1,55 @@
+statusinfo = {
+    400: ("Bad Request", "Your issued HTTP request is invalid."),
+    403: ("Forbidden", "You are not authorized to view the requested resource."),
+    404: ("Not Found", "The requested resource was not found."),
+    500: ("Server Error", "An internal error occurred.")
+    }
+
+def httpdate(ts):
+    return time.strftime("%a, %d %b %Y %H:%M:%S +0000", time.gmtime(ts))
+
+def phttpdate(dstr):
+    tz = dstr[-6:]
+    dstr = dstr[:-6]
+    if tz[0] != " " or (tz[1] != "+" and tz[1] != "-") or not tz[2:].isdigit():
+        return None
+    tz = int(tz[1:])
+    tz = (((tz / 100) * 60) + (tz % 100)) * 60
+    return time.mktime(time.strptime(dstr, "%a, %d %b %Y %H:%M:%S")) - tz - time.altzone
+
+def htmlq(html):
+    ret = ""
+    for c in html:
+        if c == "&":
+            ret += "&"
+        elif c == "<":
+            ret += "&lt;"
+        elif c == ">":
+            ret += "&gt;"
+        else:
+            ret += c
+    return ret
+
+def urlq(url):
+    ret = ""
+    for c in url:
+        if c == "&" or c == "=" or c == "#" or c == "?" or c == "/" or (ord(c) <= 32):
+            ret += "%%%02X" % ord(c)
+        else:
+            ret += c
+    return ret
+
+def parstring(pars = {}, **augment):
+    buf = ""
+    for key in pars:
+        if key in augment:
+            val = augment[key]
+            del augment[key]
+        else:
+            val = pars[key]
+        if buf != "": buf += "&"
+        buf += urlq(key) + "=" + urlq(str(val))
+    for key in augment:
+        if buf != "": buf += "&"
+        buf += urlq(key) + "=" + urlq(str(augment[key]))
+    return buf