From: Stig Bakken <ssb@php.net>
Date: Fri, 15 Dec 2000 01:01:14 +0000 (+0000)
Subject: @Added iconv() function (using libc or libiconv) (Stig)
X-Git-Tag: php-4.0.5RC1~891
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6e1e78d1c6b8981c8738a81657a61778c1fa822f;p=php

@Added iconv() function (using libc or libiconv) (Stig)
---

diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 5bcea01d01..a02f419379 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -183,7 +183,7 @@ function_entry basic_functions[] = {
 	PHP_FE(implode,									NULL)
 	PHP_FE(setlocale,								NULL)
 	PHP_FE(soundex,									NULL)
-	PHP_FE(levenshtein,									NULL)
+	PHP_FE(levenshtein,								NULL)
 	PHP_FE(chr,										NULL)
 	PHP_FE(ord,										NULL)
 	PHP_FE(parse_str,								second_arg_force_ref)
@@ -194,6 +194,7 @@ function_entry basic_functions[] = {
 	PHP_NAMED_FE(printf,		PHP_FN(user_printf),	NULL)
     PHP_FE(sscanf,                                  third_and_rest_force_ref)
     PHP_FE(fscanf,                                  third_and_rest_force_ref)
+    PHP_FE(iconv,									NULL)
 
 	PHP_FE(parse_url,								NULL)
 	PHP_FE(urlencode,								NULL)
diff --git a/ext/standard/config.m4 b/ext/standard/config.m4
index fe532aa1d7..0e61522999 100644
--- a/ext/standard/config.m4
+++ b/ext/standard/config.m4
@@ -162,5 +162,13 @@ AC_ARG_WITH(system-regex,
   fi
 ])
 
-PHP_EXTENSION(standard)
+AC_CHECK_LIB(c, iconv_open, [
+  AC_DEFINE(HAVE_ICONV, 1, [ ])
+], [
+  AC_CHECK_LIB(iconv, iconv_open, [
+    EXTRA_LIBS="$EXTRA_LIBS -liconv"
+    AC_DEFINE(HAVE_ICONV, 1, [ ])
+  ])
+])
 
+PHP_EXTENSION(standard)
diff --git a/ext/standard/php_string.h b/ext/standard/php_string.h
index d4d89c8778..c60c214830 100644
--- a/ext/standard/php_string.h
+++ b/ext/standard/php_string.h
@@ -78,6 +78,7 @@ PHP_FUNCTION(strnatcasecmp);
 PHP_FUNCTION(substr_count);
 PHP_FUNCTION(str_pad);
 PHP_FUNCTION(sscanf);
+PHP_FUNCTION(iconv);
 
 #define strnatcmp(a, b) \
 	strnatcmp_ex(a, strlen(a), b, strlen(b), 0)
diff --git a/ext/standard/string.c b/ext/standard/string.c
index f32c901a8e..39cdd923d2 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -30,6 +30,9 @@
 #ifdef HAVE_LOCALE_H
 # include <locale.h>
 #endif
+#ifdef HAVE_ICONV
+# include <iconv.h>
+#endif
 #include "scanf.h"
 #include "zend_API.h"
 #include "zend_execute.h"
@@ -2986,6 +2989,56 @@ PHP_FUNCTION(sscanf)
 }
 /* }}} */
 
+#ifdef HAVE_ICONV
+/* {{{ proto iconv(string in_charset, string out_charset, string str)
+       Returns str converted to the out_charset character set.
+*/
+PHP_FUNCTION(iconv)
+{
+    zval **in_charset, **out_charset, **in_buffer;
+    unsigned int in_size, out_size;
+    char *out_buffer, *in_p, *out_p;
+    iconv_t cd;
+    size_t result;
+    typedef unsigned int ucs4_t;
+
+    if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &in_charset, &out_charset, &in_buffer) == FAILURE) {
+        WRONG_PARAM_COUNT;
+    }
+
+    convert_to_string_ex(in_charset);
+    convert_to_string_ex(out_charset);
+    convert_to_string_ex(in_buffer);
+
+    in_size  = Z_STRLEN_PP(in_buffer) * sizeof(char) + 1;
+    out_size = Z_STRLEN_PP(in_buffer) * sizeof(ucs4_t) + 1;
+
+    out_buffer = (char *) emalloc(out_size);
+
+    in_p = Z_STRVAL_PP(in_buffer);
+    out_p = out_buffer;
+
+    cd = iconv_open(Z_STRVAL_PP(out_charset), Z_STRVAL_PP(in_charset));
+
+    if (cd == (iconv_t)(-1)) {
+        php_error(E_WARNING, "iconv: cannot convert from `%s' to `%s'",
+                  Z_STRVAL_PP(in_charset), Z_STRVAL_PP(out_charset));
+        efree(out_buffer);
+        RETURN_FALSE;
+    }
+
+    result = iconv(cd, (const char **) &in_p, &in_size, (char **)
+                   &out_p, &out_size);
+
+    if (result == (size_t)(-1)) {
+        sprintf(out_buffer, "???") ;
+    }
+
+    iconv_close(cd);
+
+    RETVAL_STRING(out_buffer, 0);
+}
+#endif
 
 /*
  * Local variables:
diff --git a/ext/standard/tests/string/001.phpt b/ext/standard/tests/string/001.phpt
new file mode 100644
index 0000000000..ac7c5dccc9
--- /dev/null
+++ b/ext/standard/tests/string/001.phpt
@@ -0,0 +1,13 @@
+--TEST--
+iconv test
+--FILE--
+<?php
+
+$test = "Stig Sæther Bakken";
+print "$test\n";
+printf("%s\n", iconv("iso-8859-1", "utf-8", $test));
+
+?>
+--EXPECT--
+Stig Sæther Bakken
+Stig Sæther Bakken