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-rw-r--r--engine/lib/mb_wrapper.php241
1 files changed, 203 insertions, 38 deletions
diff --git a/engine/lib/mb_wrapper.php b/engine/lib/mb_wrapper.php
index ce70addc1..da7a96c1f 100644
--- a/engine/lib/mb_wrapper.php
+++ b/engine/lib/mb_wrapper.php
@@ -11,7 +11,8 @@ if (is_callable('mb_internal_encoding')) {
* NOTE: This differs from parse_str() by returning the results
* instead of placing them in the local scope!
*
- * @param str $str
+ * @param str $str The string
+ *
* @return array
* @since 1.7.0
*/
@@ -25,44 +26,208 @@ function elgg_parse_str($str) {
return $results;
}
-// map string functions to their mb_str_func alternatives
-// and wrap them in elgg_str_fun()
-
-// list of non-mb safe string functions to wrap in elgg_*()
-// only will work with mb_* functions that take the same
-// params in the same order as their non-mb safe counterparts.
-$str_funcs = array(
- // can't wrap parse_str() because of its 2nd parameter.
- //'parse_str',
- 'split',
- 'stristr',
- 'strlen',
- 'strpos',
- 'strrchr',
- 'strripos',
- 'strrpos',
- 'strstr',
- 'strtolower',
- 'strtoupper',
- 'substr_count',
- 'substr'
-);
-
-$eval_statement = '';
-foreach ($str_funcs as $func) {
- // create wrapper function passing in the same args as given
- $mb_func = "mb_$func";
- $eval_statement .= "
- function elgg_$func() {
- \$args = func_get_args();
- if (is_callable('$mb_func')) {
- return call_user_func_array('$mb_func', \$args);
- }
- return call_user_func_array('$func', \$args);
+
+
+/**
+ * Wrapper function for mb_split(). Falls back to split() if
+ * mb_split() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_split() {
+ $args = func_get_args();
+ if (is_callable('mb_split')) {
+ return call_user_func_array('mb_split', $args);
+ }
+ return call_user_func_array('split', $args);
+}
+
+/**
+ * Wrapper function for mb_stristr(). Falls back to stristr() if
+ * mb_stristr() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_stristr() {
+ $args = func_get_args();
+ if (is_callable('mb_stristr')) {
+ return call_user_func_array('mb_stristr', $args);
+ }
+ return call_user_func_array('stristr', $args);
+}
+
+/**
+ * Wrapper function for mb_strlen(). Falls back to strlen() if
+ * mb_strlen() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_strlen() {
+ $args = func_get_args();
+ if (is_callable('mb_strlen')) {
+ return call_user_func_array('mb_strlen', $args);
}
-";
+ return call_user_func_array('strlen', $args);
}
-eval($eval_statement);
+/**
+ * Wrapper function for mb_strpos(). Falls back to strpos() if
+ * mb_strpos() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_strpos() {
+ $args = func_get_args();
+ if (is_callable('mb_strpos')) {
+ return call_user_func_array('mb_strpos', $args);
+ }
+ return call_user_func_array('strpos', $args);
+}
+
+/**
+ * Wrapper function for mb_strrchr(). Falls back to strrchr() if
+ * mb_strrchr() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_strrchr() {
+ $args = func_get_args();
+ if (is_callable('mb_strrchr')) {
+ return call_user_func_array('mb_strrchr', $args);
+ }
+ return call_user_func_array('strrchr', $args);
+}
+
+/**
+ * Wrapper function for mb_strripos(). Falls back to strripos() if
+ * mb_strripos() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return int
+ * @since 1.7.0
+ */
+function elgg_strripos() {
+ $args = func_get_args();
+ if (is_callable('mb_strripos')) {
+ return call_user_func_array('mb_strripos', $args);
+ }
+ return call_user_func_array('strripos', $args);
+}
-// @todo Other wrapper functions \ No newline at end of file
+/**
+ * Wrapper function for mb_strrpos(). Falls back to strrpos() if
+ * mb_strrpos() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return int
+ * @since 1.7.0
+ */
+function elgg_strrpos() {
+ $args = func_get_args();
+ if (is_callable('mb_strrpos')) {
+ return call_user_func_array('mb_strrpos', $args);
+ }
+ return call_user_func_array('strrpos', $args);
+}
+
+/**
+ * Wrapper function for mb_strstr(). Falls back to strstr() if
+ * mb_strstr() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return bool
+ * @since 1.7.0
+ */
+function elgg_strstr() {
+ $args = func_get_args();
+ if (is_callable('mb_strstr')) {
+ return call_user_func_array('mb_strstr', $args);
+ }
+ return call_user_func_array('strstr', $args);
+}
+
+/**
+ * Wrapper function for mb_strtolower(). Falls back to strtolower() if
+ * mb_strtolower() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_strtolower() {
+ $args = func_get_args();
+ if (is_callable('mb_strtolower')) {
+ return call_user_func_array('mb_strtolower', $args);
+ }
+ return call_user_func_array('strtolower', $args);
+}
+
+/**
+ * Wrapper function for mb_strtoupper(). Falls back to strtoupper() if
+ * mb_strtoupper() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_strtoupper() {
+ $args = func_get_args();
+ if (is_callable('mb_strtoupper')) {
+ return call_user_func_array('mb_strtoupper', $args);
+ }
+ return call_user_func_array('strtoupper', $args);
+}
+
+/**
+ * Wrapper function for mb_substr_count(). Falls back to substr_count() if
+ * mb_substr_count() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return int
+ * @since 1.7.0
+ */
+function elgg_substr_count() {
+ $args = func_get_args();
+ if (is_callable('mb_substr_count')) {
+ return call_user_func_array('mb_substr_count', $args);
+ }
+ return call_user_func_array('substr_count', $args);
+}
+
+/**
+ * Wrapper function for mb_substr(). Falls back to substr() if
+ * mb_substr() isn't available. Parameters are passed to the
+ * wrapped function in the same order they are passed to this
+ * function.
+ *
+ * @return string
+ * @since 1.7.0
+ */
+function elgg_substr() {
+ $args = func_get_args();
+ if (is_callable('mb_substr')) {
+ return call_user_func_array('mb_substr', $args);
+ }
+ return call_user_func_array('substr', $args);
+} \ No newline at end of file