[ros-diffs] [gvg] 20867: HTML-escape high characters

HTML-escape high characters
Modified: trunk/web/reactos.org/htdocs/roscms/inc/generate_page.php
Added: trunk/web/reactos.org/phpext/
Added: trunk/web/reactos.org/phpext/config.m4
Added: trunk/web/reactos.org/phpext/php_roscms.h
Added: trunk/web/reactos.org/phpext/roscms.c
  _____  

Modified: trunk/web/reactos.org/htdocs/roscms/inc/generate_page.php
--- trunk/web/reactos.org/htdocs/roscms/inc/generate_page.php
2006-01-14 21:57:07 UTC (rev 20866)
+++ trunk/web/reactos.org/htdocs/roscms/inc/generate_page.php
2006-01-14 22:18:07 UTC (rev 20867)
@@ -392,7 +392,9 @@

 					
 					// redirect all bad links to the
frontpage:
 					$data_page =
str_replace("[#link_",$roscms_intern_path_server."?page=index&temp="
,$data_page); // correct link
-					
+					// Replace high chars by their
html-escaped version
+					$data_page =
roscms_unicode_escape($data_page);
+
 					// Output & View:
 					switch ($rpm_sec2) {
 						case "genpage": //
generate a single page
  _____  

Added: trunk/web/reactos.org/phpext/config.m4
--- trunk/web/reactos.org/phpext/config.m4	2006-01-14 21:57:07 UTC
(rev 20866)
+++ trunk/web/reactos.org/phpext/config.m4	2006-01-14 22:18:07 UTC
(rev 20867)
@@ -0,0 +1,8 @@

+dnl config.m4 for extension roscms
+
+PHP_ARG_ENABLE(roscms, whether to enable roscms support,
+[  --enable-roscms           Enable roscms support])
+
+if test "$PHP_ROSCMS" != "no"; then
+  PHP_NEW_EXTENSION(roscms, roscms.c, $ext_shared)
+fi
Property changes on: trunk/web/reactos.org/phpext/config.m4
___________________________________________________________________
Name: svn:eol-style
   + native
  _____  

Added: trunk/web/reactos.org/phpext/php_roscms.h
--- trunk/web/reactos.org/phpext/php_roscms.h	2006-01-14 21:57:07 UTC
(rev 20866)
+++ trunk/web/reactos.org/phpext/php_roscms.h	2006-01-14 22:18:07 UTC
(rev 20867)
@@ -0,0 +1,21 @@

+#ifndef PHP_ROSCMS_H
+#define PHP_ROSCMS_H
+
+extern zend_module_entry roscms_module_entry;
+#define phpext_roscms_ptr &roscms_module_entry
+
+#ifdef PHP_WIN32
+#define PHP_ROSCMS_API __declspec(dllexport)
+#else
+#define PHP_ROSCMS_API
+#endif
+
+#ifdef ZTS
+#include "TSRM.h"
+#endif
+
+PHP_MINFO_FUNCTION(roscms);
+
+PHP_FUNCTION(roscms_unicode_escape);
+
+#endif	/* PHP_ROSCMS_H */
Property changes on: trunk/web/reactos.org/phpext/php_roscms.h
___________________________________________________________________
Name: svn:eol-style
   + native
  _____  

Added: trunk/web/reactos.org/phpext/roscms.c
--- trunk/web/reactos.org/phpext/roscms.c	2006-01-14 21:57:07 UTC
(rev 20866)
+++ trunk/web/reactos.org/phpext/roscms.c	2006-01-14 22:18:07 UTC
(rev 20867)
@@ -0,0 +1,206 @@

+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "php.h"
+#include "php_ini.h"
+#include "ext/standard/info.h"
+#include "php_roscms.h"
+
+/*
+ * Every user visible function must have an entry in
roscms_functions[].
+ */
+function_entry roscms_functions[] = {
+	PHP_FE(roscms_unicode_escape,NULL)
+	{NULL, NULL, NULL}	/* Must be the last line in
roscms_functions[] */
+};
+
+zend_module_entry roscms_module_entry = {
+#if ZEND_MODULE_API_NO >= 20010901
+	STANDARD_MODULE_HEADER,
+#endif
+	"roscms",
+	roscms_functions,
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	PHP_MINFO(roscms),
+#if ZEND_MODULE_API_NO >= 20010901
+	"1.0", /* Replace with version number for your extension */
+#endif
+	STANDARD_MODULE_PROPERTIES
+};
+
+#ifdef COMPILE_DL_ROSCMS
+ZEND_GET_MODULE(roscms)
+#endif
+
+PHP_MINFO_FUNCTION(roscms)
+{
+	php_info_print_table_start();
+	php_info_print_table_header(2, "roscms support", "enabled");
+	php_info_print_table_end();
+}
+/* {{{ proto string roscms_unicode_escape(string arg)
+   Return a string in which characters > 127 have been HTML-escaped */
+PHP_FUNCTION(roscms_unicode_escape)
+{
+  unsigned char *in, *out, *pi, *po;
+  unsigned in_len, out_len;
+  unsigned i;
+  unsigned val, len;
+  int has_high;
+  char msg[128];
+  unsigned size;
+
+  if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s",
+                                       &in, &in_len))
+    {
+      RETURN_NULL();
+    }
+
+  /* We make a first pass over the input string. If there are high
chars,
+     we use this pass to compute the total amount of mem required. If
there
+     aren't any high chars (will probably happen a lot), we can skip
the
+     conversion */
+  size = 0;
+  i = 0;
+  pi = in;
+  has_high = 0;
+  while (i < in_len)
+    {
+      if (*pi <= 127)
+        {
+          size++;
+          i++;
+          pi++;
+        }
+      else
+        {
+          if (192 <= *pi && *pi < 224)
+            {
+              i += 2;
+              pi += 2;
+            }
+          else if (224 <= *pi && *pi < 240)
+            {
+              i += 3;
+              pi += 3;
+            }
+          else if (240 <= *pi && *pi < 248)
+            {
+              i += 4;
+              pi += 4;
+            }
+          else if (248 <= *pi && *pi < 252)
+            {
+              i += 5;
+              pi += 5;
+            }
+          else if (252 <= *pi && *pi < 254)
+            {
+              i += 6;
+              pi += 6;
+            }
+          else
+            {
+              RETURN_NULL();
+            }
+          has_high = 1;
+          size += 8; /* &#65535; */
+        }
+    }
+
+  /* Now check if any high chars were found. If not, just return the
input */
+  if (! has_high) 
+    {
+      RETURN_STRINGL((char *) in, in_len, 1);
+    }
+
+  size++;
+  out = emalloc(size);
+  if (NULL == out)
+    {
+      RETURN_NULL();
+    }
+  
+  i = 0;
+  pi = in;
+  out_len = 0;
+  po = out;
+  while (i < in_len)
+    {
+      if (*pi <= 127)
+        {
+          i++;
+          *po++ = *pi++;
+          out_len++;
+        }
+      else
+        {
+          if (192 <= *pi && *pi < 224)
+            {
+              val = (pi[0] - 192) * 64 +
+                    (pi[1] - 128);
+              i += 2;
+              pi += 2;
+            }
+          else if (224 <= *pi && *pi < 240)
+            {
+              val = (pi[0] - 224) * 4096 +
+                    (pi[1] - 128) * 64 +
+                    (pi[2] - 128);
+              i += 3;
+              pi += 3;
+            }
+          else if (240 <= *pi && *pi < 248)
+            {
+              val = (pi[0] - 240) * 262144 +
+                    (pi[1] - 128) * 4096 +
+                    (pi[2] - 128) * 64 +
+                    (pi[3] - 128);
+              i += 4;
+              pi += 4;
+            }
+          else if (248 <= *pi && *pi < 252)
+            {
+              val = (pi[0] - 248) * 16777216 +
+                    (pi[1] - 128) * 262144 +
+                    (pi[2] - 128) * 4096 +
+                    (pi[3] - 128) * 64 +
+                    (pi[4] - 128);
+              i += 5;
+              pi += 5;
+            }
+          else if (252 <= *pi && *pi < 254)
+            {
+              val = (pi[0] - 252) * 1073741824 +
+                    (pi[1] - 128) * 16777216 +
+                    (pi[2] - 128) * 262144 +
+                    (pi[3] - 128) * 4096 +
+                    (pi[4] - 128) * 64 +
+                    (pi[5] - 128);
+              i += 6;
+              pi += 6;
+            }
+          else
+            {
+              RETURN_NULL();
+            }
+          php_sprintf((char *) po, "&#%u;", val);
+          out_len += strlen((char *)po);
+          po = out + out_len;
+        }
+    }
+  *po = '\0';
+
+  if (size < out_len + 1)
+    {
+      sprintf(msg, "roscms_unicode_escape: buffer overflow size %u
needed %d",
+              size, out_len);
+      zend_error(E_ERROR, msg);
+    }
+
+  RETURN_STRINGL((char *) out, out_len, 0);
+}
Property changes on: trunk/web/reactos.org/phpext/roscms.c
___________________________________________________________________
Name: svn:eol-style
   + native