/[projects]/smsdaemon/util.cpp
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Contents of /smsdaemon/util.cpp

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Revision 78 - (show annotations) (download)
Sat Jun 14 08:39:40 2008 UTC (15 years, 11 months ago) by torben
File size: 5523 byte(s)
Remove any leading/trailing 0x00 from the strings.


1
2 #include <string>
3 #include <sstream>
4 #include <vector>
5 #include <cctype>
6
7 #include <iostream>
8 #include <fstream>
9 #include <iconv.h>
10 #include <stdexcept>
11 #include <time.h>
12
13 #include "util.h"
14
15 using namespace std;
16
17 namespace Util
18 {
19 void str_dump(const string& str)
20 {
21 for (unsigned i=0; i<str.length(); ++i)
22 {
23 cout.width(2);
24 cout.fill('0');
25 cout << hex << static_cast<int>(str.at(i)) << " ";
26 }
27 cout.width(1);
28 cout << dec << endl;
29 }
30
31
32
33 string str_replace(string str, string search, string replace)
34 {
35 unsigned int pos = 0;
36
37 while ( (pos = str.find(search,pos)) != string::npos)
38 {
39 str.replace(pos, search.size(), replace);
40 pos += replace.size();
41 }
42 return str;
43 }
44
45 std::string str_replace_char(std::string str, char search, char replace)
46 {
47 unsigned int pos = 0;
48
49 while ( (pos = str.find(search,pos)) != string::npos)
50 {
51 str.replace(pos, 1, 1, replace);
52 }
53 return str;
54 }
55
56 bool my_isspace(char ch)
57 {
58 return (isspace(ch) || ch == 0);
59 }
60
61 string str_trim(string str)
62 {
63 while (str.length() > 0 && my_isspace(str.at(0)))
64 str.erase(0,1);
65 while (str.length() > 0 && my_isspace(str.at(str.length()-1)))
66 str.erase(str.length()-1,1);
67 return str;
68 }
69
70 string str_striptags(string str)
71 {
72 unsigned int pos=0;
73
74 while ( (pos=str.find("<",pos)) != string::npos)
75 {
76 unsigned int endpos = str.find(">",pos);
77 if (endpos == string::npos)
78 break;
79 str.erase(pos, (endpos-pos)+1);
80 }
81
82 return str;
83 }
84
85 vector<string> str_split(string input, string delimiter)
86 {
87 vector<string> retval;
88
89 while ( 1 )
90 {
91 unsigned int endpos = input.find(delimiter);
92
93 string entry = input.substr(0,endpos);
94 retval.push_back( entry );
95
96
97 if (endpos == string::npos)
98 break;
99
100 endpos += delimiter.length();
101 input = input.substr(endpos, input.length() - endpos);
102 }
103
104 return retval;
105 }
106
107
108 string str_toupper(string str)
109 {
110 for (unsigned i=0; i<str.length(); ++i)
111 {
112 str.replace(i, 1 ,1, ::toupper(str.at(i)));
113 }
114 return str;
115 }
116
117 string str_tolower(string str)
118 {
119 for (unsigned i=0; i<str.length(); ++i)
120 {
121 str.replace(i, 1 ,1, ::tolower(str.at(i)));
122 }
123 return str;
124 }
125
126
127 string str_formatint(int i)
128 {
129 std::ostringstream os;
130 os << i;
131 return os.str();
132 }
133
134
135 string str_characters(string str)
136 {
137 string rep;
138 rep.append(1,197);
139 str = str_replace(str, "&#197;", rep);
140
141 rep.at(0) = 198;
142 str = str_replace(str, "&#198;", rep);
143
144 rep.at(0) = 216;
145 str = str_replace(str, "&#216;", rep);
146
147
148 rep.at(0) = 229;
149 str = str_replace(str, "&#229;", rep);
150
151 rep.at(0) = 230;
152 str = str_replace(str, "&#230;", rep);
153
154 rep.at(0) = 248;
155 str = str_replace(str, "&#248;", rep);
156
157 return str;
158 }
159
160
161 string str_gsm2latin(string str)
162 {
163 str = str_replace_char(str, 0x1c, 198); //AE
164 str = str_replace_char(str, 0x0b, 216); //OE
165 str = str_replace_char(str, 0x0e, 197); //AA
166
167 str = str_replace_char(str, 0x1d, 230); //ae
168 str = str_replace_char(str, 0x0c, 248); //oe
169 str = str_replace_char(str, 0x0f, 229); //aa
170 return str;
171 }
172
173 string str_latin2gsm(string str)
174 {
175 str = str_replace_char(str, 198, 0x1c); //AE
176 str = str_replace_char(str, 216, 0x0b); //OE
177 str = str_replace_char(str, 197, 0x0e); //AA
178
179 str = str_replace_char(str, 230, 0x1d); //ae
180 str = str_replace_char(str, 248, 0x0c); //oe
181 str = str_replace_char(str, 229, 0x0f); //aa
182 return str;
183 }
184
185 string readUrl(string url, string tempfile)
186 {
187 char buf[128000];
188 string document;
189
190 ostringstream command;
191 command << "wget -O " << tempfile << " --tries=1 --timeout=15 -o /dev/null \"" << url << "\"";
192 int res = system( command.str().c_str() );
193 if (res)
194 throw std::runtime_error("Command time out");
195
196 ifstream in( tempfile.c_str() );
197
198 if (!in)
199 return "";
200
201 while (!in.eof() )
202 {
203 in.getline(buf,128000-1);
204 document += buf;
205 document += "\n";
206 }
207 in.close();
208 unlink(tempfile.c_str());
209
210 return document;
211 }
212
213
214
215 string iconv_wrapper(string _input, string to_format, string from_format)
216 {
217 char* input,*output,*input_ptr, *output_ptr;
218 input = input_ptr = (char*) malloc(_input.size()+1);
219 strcpy(input, _input.c_str());
220
221 output = output_ptr = (char*) malloc(_input.size()*2);
222
223
224
225 unsigned int realinsize,insize,outsize,realsize;
226
227 iconv_t icv = iconv_open(to_format.c_str(), from_format.c_str());
228 if (icv == (iconv_t)-1)
229 {
230 perror(0);
231 return "";
232 }
233
234
235 realsize = outsize = _input.size()*2;
236 realinsize = insize = _input.size();
237
238 iconv(icv,
239 &input_ptr,
240 &insize,
241 &output_ptr,
242 &outsize);
243
244
245 perror(0);
246 /* cout << "len=" << len << endl;
247 cout << "outsize=" << outsize << endl;
248 cout << "realsize=" << realsize << endl;
249 cout << "insize=" << insize << endl;
250 cout << "realinsize=" << realinsize << endl;*/
251 iconv_close(icv);
252
253 string returnstr;
254 for (unsigned int i=0; i<realsize - outsize; i++)
255 {
256 //cout << i << ":" << (unsigned short) output[i] << "|" << (unsigned short) input[i];
257 //cout << " (" << output[i] << ")" << endl;
258 returnstr += output[i];
259 }
260 return returnstr;
261 }
262
263 std::string convertToUnicode(std::string str)
264 {
265 return iconv_wrapper(str, "UTF-8", "ISO8859-1");
266 }
267
268 std::string convertFromUnicode(std::string str)
269 {
270 return iconv_wrapper(str, "ISO8859-1", "UTF-8");
271 }
272
273 int uTimeDiff(const timeval& then, const timeval& now)
274 {
275 return ( (now.tv_sec - then.tv_sec)*1000000) + (now.tv_usec-then.tv_usec);
276 }
277
278 int mTimeDiff(const timeval& then, const timeval& now)
279 {
280 return uTimeDiff(then,now) / 1000;
281 }
282
283 }

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