89 lines
2.7 KiB
PHP
89 lines
2.7 KiB
PHP
<?php
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/**
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* @file
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* Password policy constraint callbacks.
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*/
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/****************************************************************************/
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/* Constraint API */
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/****************************************************************************/
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/**
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* Description of the constraint.
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*/
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function password_policy_constraint_complexity_description() {
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return array('name' => t('Complexity'), 'description' => t('Password must contain the specified minimum number of character types (lowercase, uppercase, digit or punctuation).'));
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}
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/**
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* Error message of the constraint.
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*/
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function password_policy_constraint_complexity_error($constraint) {
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return format_plural($constraint, 'Password must contain at least one character of the following types: lowercase, uppercase, digit or punctuation.', 'Password must contain at least @count characters of different types (lowercase, uppercase, digit or punctuation).');
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}
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/**
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* Password validation.
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*/
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function password_policy_constraint_complexity_validate($password, $constraint, $uid) {
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$length = drupal_strlen($password);
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$num = 0;
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$upper = 0;
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$lower = 0;
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$digit = 0;
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$punct = 0;
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for ($i = 0; $i < $length; $i++) {
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if (ctype_upper($password[$i])) {
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$upper = 1;
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}
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elseif (ctype_lower($password[$i])) {
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$lower = 1;
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}
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elseif (ctype_digit($password[$i])) {
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$digit = 1;
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}
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elseif (ctype_punct($password[$i])) {
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$punct = 1;
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}
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}
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$num = $upper + $lower + $digit + $punct;
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return $num >= $constraint;
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}
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/**
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* Javascript portion.
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*/
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function password_policy_constraint_complexity_js($constraint, $uid) {
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$s = '';
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$s .= " var i=0;\n";
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$s .= " var num=0;\n";
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$s .= " var upper=0;\n";
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$s .= " var lower=0;\n";
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$s .= " var digit=0;\n";
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$s .= " var punct=0;\n";
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$s .= " var chr=\"\";\n";
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$s .= " while(i<value.length) {\n";
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$s .= " chr=value.charAt(i);\n";
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$s .= " if(chr.toUpperCase() != chr.toLowerCase()) {\n";
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$s .= " if(chr == chr.toUpperCase()) {\n";
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$s .= " upper=1;\n";
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$s .= " }\n";
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$s .= " else {\n";
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$s .= " lower=1;\n";
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$s .= " }\n";
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$s .= " }\n";
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$s .= " else if(\"1234567890\".indexOf(chr) != -1) {\n";
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$s .= " digit=1;\n";
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$s .= " }\n";
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$s .= " else if(chr.toUpperCase() == chr.toLowerCase() && \"1234567890\".indexOf(chr) == -1 && chr != ' ') {\n";
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$s .= " punct=1;\n";
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$s .= " }\n";
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$s .= " i++;\n";
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$s .= " }\n";
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$s .= " num=upper+lower+digit+punct\n";
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$s .= " if (num<$constraint) {\n";
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$s .= " strength=\"low\";\n";
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$s .= " msg.push(translate.constraint_complexity);\n";
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$s .= " }\n";
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return $s;
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}
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