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Merge pull request #25 from TimNanos/master

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Email validation was changed to follow RFC 5322 standard
This commit is contained in:
mortenbra 2016-04-07 14:29:00 +02:00
commit 8cabc2860b
3 changed files with 28 additions and 69 deletions
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2
ora/regexp_util_pkg.pks
View File

@ -16,7 +16,7 @@ as
g_exp_bind_vars constant varchar2(255) := ':\w+'; g_exp_bind_vars constant varchar2(255) := ':\w+';
g_exp_hyperlinks constant varchar2(255) := '<a href="[^"]+">[^<]+</a>'; g_exp_hyperlinks constant varchar2(255) := '<a href="[^"]+">[^<]+</a>';
g_exp_ip_addresses constant varchar2(255) := '(\d{1,3}\.){3}\d{1,3}'; g_exp_ip_addresses constant varchar2(255) := '(\d{1,3}\.){3}\d{1,3}';
g_exp_email_addresses constant varchar2(255) := '[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}'; g_exp_email_addresses constant varchar2(255) := '^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}$';
g_exp_email_address_list constant varchar2(255) := '^((\s*[a-zA-Z0-9\._%-]+@[a-zA-Z0-9\.-]+\.[a-zA-Z]{2,4}\s*[,;:]){1,100}?)?(\s*[a-zA-Z0-9\._%-]+@[a-zA-Z0-9\.-]+\.[a-zA-Z]{2,4})*$'; g_exp_email_address_list constant varchar2(255) := '^((\s*[a-zA-Z0-9\._%-]+@[a-zA-Z0-9\.-]+\.[a-zA-Z]{2,4}\s*[,;:]){1,100}?)?(\s*[a-zA-Z0-9\._%-]+@[a-zA-Z0-9\.-]+\.[a-zA-Z]{2,4})*$';
g_exp_double_words constant varchar2(255) := ' ([A-Za-z]+) \1'; g_exp_double_words constant varchar2(255) := ' ([A-Za-z]+) \1';
g_exp_cc_visa constant varchar2(255) := '^4[0-9]{12}(?:[0-9]{3})?$'; g_exp_cc_visa constant varchar2(255) := '^4[0-9]{12}(?:[0-9]{3})?$';

93
ora/validation_util_pkg.pkb
View File

@ -12,59 +12,9 @@ as
MBR 23.10.2011 Created MBR 23.10.2011 Created
*/ */
function is_valid_email (p_value in varchar2) return boolean function is_valid_email (p_value in varchar2) return boolean
as
l_dot_pos number;
l_at_pos number;
l_str_length number;
l_returnvalue boolean := true;
begin
/*
Purpose: returns true if value is valid email address
Remarks: Written by Anil Passi, see http://oracle.anilpassi.com/validate-email-pl-sql-2.html
Who Date Description
------ ---------- --------------------------------
MBR 23.10.2011 Created
MBR 26.10.2011 Added check against multiple at signs
*/
if p_value is null then
l_returnvalue := false;
else
l_dot_pos := instr(p_value, '.');
l_at_pos := instr(p_value, '@');
l_str_length := length(p_value);
if ((l_dot_pos = 0) or (l_at_pos = 0) or (l_dot_pos = l_at_pos + 1) or (l_at_pos = 1) or (l_at_pos = l_str_length) or (l_dot_pos = l_str_length)) then
l_returnvalue := false;
end if;
if instr(substr(p_value, l_at_pos), '.') = 0 then
l_returnvalue := false;
end if;
if instr(substr(p_value, l_at_pos + 1), '@') > 0 then
l_returnvalue := false;
end if;
end if;
return l_returnvalue;
end is_valid_email;
function is_valid_email2 (p_value in varchar2) return boolean
as as
l_value varchar2(32000); l_value varchar2(32000);
l_returnvalue boolean; l_returnvalue boolean;
@ -79,19 +29,31 @@ begin
Who Date Description Who Date Description
------ ---------- -------------------------------- ------ ---------- --------------------------------
MBR 23.10.2011 Created MBR 23.10.2011 Created
Tim N 01.04.2016 Enhancements
*/ */
if p_value is null then l_returnvalue := regexp_like(p_value, regexp_util_pkg.g_exp_email_addresses);
l_returnvalue := false;
else
l_returnvalue := regexp_replace(p_value, regexp_util_pkg.g_exp_email_addresses, null) is null;
end if;
return l_returnvalue; return l_returnvalue;
end is_valid_email;
function is_valid_email2 (p_value in varchar2) return boolean
as
begin
/*
Purpose: backward compatibility only
*/
return is_valid_email(p_value);
end is_valid_email2; end is_valid_email2;
function is_valid_email_list (p_value in varchar2) return boolean function is_valid_email_list (p_value in varchar2) return boolean
as as
@ -107,17 +69,14 @@ begin
Who Date Description Who Date Description
------ ---------- -------------------------------- ------ ---------- --------------------------------
MBR 23.10.2011 Created MBR 23.10.2011 Created
Tim N 01.04.2016 Enhancements
*/ */
if p_value is null then l_returnvalue := regexp_like(p_value, regexp_util_pkg.g_exp_email_address_list);
l_returnvalue := false;
else
l_returnvalue := regexp_replace(p_value, regexp_util_pkg.g_exp_email_address_list, null) is null;
end if;
return l_returnvalue; return l_returnvalue;
end is_valid_email_list; end is_valid_email_list;

2
ora/validation_util_pkg.pks
View File

@ -19,7 +19,7 @@ as
-- returns true if value is valid email address -- returns true if value is valid email address
function is_valid_email2 (p_value in varchar2) return boolean; function is_valid_email2 (p_value in varchar2) return boolean;
-- returns true if value is valid email address list -- returns true if value is valid email address list
function is_valid_email_list (p_value in varchar2) return boolean; function is_valid_email_list (p_value in varchar2) return boolean;