Initial Version

1 files changed, 302 insertions, 0 deletions

diff --git a/vdr-smarttvweb/url.c b/vdr-smarttvweb/url.c
new file mode 100644
index 0000000..75b5817
--- /dev/null
+++ b/vdr-smarttvweb/url.c
@@ -0,0 +1,302 @@
+/*
+ * url.c: VDR on Smart TV plugin
+ *
+ * Copyright (C) 2012 Thorsten Lohmar
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ *
+ */
+
+#include <cstdio>
+#include"url.h"
+
+
+
+string cUrlEncode::doUrlSaveEncode(string in) {
+  string res = "";
+  unsigned char num = 0;
+  char buf[5];
+  
+  bool done = false;
+  unsigned int idx = 0;
+  while (!done) {
+    if (idx == in.size()) {
+      done = true;
+      continue;
+    }
+    num = in[idx];
+    switch (num) {
+    case '&':
+      res += "%26";
+      break;
+    case '%':
+      res += "%25";
+      break;
+    case '#':
+      //      break;
+      if (in.compare(idx, 3, "#3F") == 0) {
+	res += "%3F";
+	idx +=3;
+	continue;
+      }
+      if (in.compare(idx, 3, "#3A") == 0) {
+	res += "%3A";
+	idx += 3;
+	continue;
+      }
+      if (in.compare(idx, 3, "#2F") == 0) {
+	res += "%2F";
+	idx += 3;
+	continue;
+      }
+      res += "%23"; // just a '#' char
+      break;
+    default:
+      // Copy the normal chars
+      if (num < 128)
+	res += char(num);
+      else {
+	sprintf (buf, "%02hhX", num);
+	res += "%";
+	res += buf;
+      }
+      break;
+    } // switch
+
+    idx ++;
+  }
+  return res;
+}
+
+
+string cUrlEncode::doUrlSaveDecode(string input) {
+  string res = "";
+  unsigned int idx = 0;
+  int x;
+  while (idx < input.size()){
+    if (input[idx] == '%') {
+      string num = input.substr(idx+1, 2);
+      sscanf(num.c_str(), "%X", &x);
+      idx+= 3;
+      switch (x) {
+      case 0x23: // '#'
+	res += "#";
+	break;
+      case 0x25: // '%'
+	res += "%";
+	break;
+      case 0x2f: // '/'
+	res += "#2F";
+	break;
+      case 0x3a: // ':'
+	res += "#3A";
+	break;
+      case 63: // '?'
+	res += "#3F";
+	break;
+      default:
+	res += char(x);
+	break;
+      }
+    }
+    else {
+      res += input[idx];
+      idx ++;
+    }
+  }
+  return res;
+}
+
+
+string cUrlEncode::doXmlSaveEncode(string in) {
+  string res = "";
+  unsigned char num = 0;
+  char buf[5];
+  
+  bool done = false;
+  unsigned int idx = 0;
+  while (!done) {
+    if (idx == in.size()) {
+      done = true;
+      continue;
+    }
+    num = in[idx];
+    switch (num) {
+    case 0x26: // '&':
+      res += "&#38;";
+      break;
+    case 0x27: // '\'':
+      res += "&apos;";
+      break;
+    case 0x3c: // '<':
+      res += "&lt;";
+      break;
+    case 0x3e: // '>':
+      res += "&gt;";
+      break;
+    case 0x22: // '\"':
+      res += "&quot;";
+      break;
+
+      /*    case 0xc4: // Ä
+      res += "&#196;";
+      break;
+    case 0xe4: //'ä':
+      res += "&#228;";
+      break;
+    case 0xd6: // Ö
+      res += "&#214;";
+      break;
+    case 0xf6: // 'ö':
+      res += "&#246;";
+      break;
+    case 0xdc: //'Ü':
+      res += "&#220;";
+      break;
+    case 0xfc: //'ü':
+      res += "&#252;";
+      break;
+    case 0xdf: //'ß':
+      res += "&#223;";
+      break;
+*/
+    default:
+      // Copy the normal chars
+      res += char(num);
+      break;
+    } // switch
+
+    idx ++;
+  }
+  return res;
+}
+
+
+string cUrlEncode::removeEtChar(string line, bool xml) {
+  bool done = false;
+  size_t cur_pos = 0;
+  size_t pos = 0;
+  string res = "";
+
+  int end_after_done = 0;
+  
+  while (!done) {
+    pos = line.find('&', cur_pos);
+    if (pos == string::npos) {
+      done = true;
+      res += line.substr(cur_pos);
+      break;
+    }
+    if (pos >= 0) {
+      if (xml)
+	res += line.substr(cur_pos, (pos-cur_pos)) + "&#38;";  // xml save encoding
+      else
+	res += line.substr(cur_pos, (pos-cur_pos)) + "%26";  // url save encoding
+      //      cur_pos = cur_pos+ pos +1;
+      cur_pos = pos +1;
+      end_after_done ++;
+    }
+  }
+  return res;
+}
+
+string cUrlEncode::hexDump(char *line, int line_len) {
+  string res = "";
+  string ascii = "";
+  char buf[10];
+
+  int line_count = 0;
+  for (unsigned int i = 0; i < line_len; i++) {
+    unsigned char num = line[i];
+    sprintf (buf, "%02hhX", num);
+    res += buf;
+    if ((num >= 32) && (num < 127)) {
+      ascii += char(num);
+    }
+    else
+      ascii += '.';
+    
+    line_count++;
+    switch (line_count) {
+    case 8:
+      res += "  ";
+      ascii += " ";
+      break;
+    case 17:
+      res += "  " + ascii;
+      res += "\r\n";
+      ascii = "";
+      line_count = 0;
+      break;
+    default:
+      res += " ";
+      break;
+    }
+  }
+  if (line_count != 0) {
+    for (int i = 0; i < ((17 - line_count) * 3 ); i++)
+      res += " ";
+    if (line_count >= 8)
+             res += " ";
+    
+    res += "  ";
+    res += ascii;
+  }
+  return res;
+}
+
+string cUrlEncode::hexDump(string in) {
+  string res = "";
+  string ascii = "";
+  char buf[10];
+
+  int line_count = 0;
+  for (unsigned int i = 0; i < in.size(); i++) {
+    unsigned char num = in[i];
+    sprintf (buf, "%02hhX", num);
+    res += buf;
+    if ((num >= 32) && (num < 127)) {
+      ascii += char(num);
+    }
+    else
+      ascii += '.';
+    
+    line_count++;
+    switch (line_count) {
+    case 8:
+      res += "  ";
+      ascii += " ";
+      break;
+    case 16:
+      res += "  " + ascii;
+      res += "\r\n";
+      ascii = "";
+      line_count = 0;
+      break;
+    default:
+      res += " ";
+      break;
+    }
+  }
+  if (line_count != 0) {
+    for (int i = 0; i < ((16 - line_count) * 3 ); i++)
+      res += " ";
+    if (line_count >= 8)
+             res += " ";
+    res += ascii;
+  }
+  return res;
+}