annotate common.cpp @ 359:550650bbb959 feature_91

Add "Open Recent". Fixes #91
author Chris Cannam
date Thu, 17 Mar 2011 16:35:38 +0000
parents 8fd71f570884
children
rev   line source
Chris@57 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@57 2
Chris@57 3 /*
Chris@57 4 EasyMercurial
Chris@57 5
Chris@57 6 Based on HgExplorer by Jari Korhonen
Chris@57 7 Copyright (c) 2010 Jari Korhonen
Chris@244 8 Copyright (c) 2011 Chris Cannam
Chris@244 9 Copyright (c) 2011 Queen Mary, University of London
Chris@57 10
Chris@57 11 This program is free software; you can redistribute it and/or
Chris@57 12 modify it under the terms of the GNU General Public License as
Chris@57 13 published by the Free Software Foundation; either version 2 of the
Chris@57 14 License, or (at your option) any later version. See the file
Chris@57 15 COPYING included with this distribution for more information.
Chris@57 16 */
jtkorhonen@0 17
Chris@62 18 #include "common.h"
Chris@62 19 #include "debug.h"
jtkorhonen@0 20
Chris@62 21 #include <QFileInfo>
Chris@62 22 #include <QProcessEnvironment>
Chris@62 23 #include <QStringList>
Chris@77 24 #include <QDir>
Chris@172 25 #include <QRegExp>
jtkorhonen@0 26
Chris@62 27 #include <sys/types.h>
Chris@76 28
Chris@76 29 #ifdef Q_OS_WIN32
Chris@76 30 #define _WIN32_WINNT 0x0500
Chris@166 31 #define SECURITY_WIN32
Chris@76 32 #include <windows.h>
Chris@76 33 #include <security.h>
Chris@76 34 #else
Chris@78 35 #include <errno.h>
Chris@62 36 #include <pwd.h>
Chris@78 37 #include <unistd.h>
Chris@80 38 #include <sys/ioctl.h>
Chris@80 39 #include <sys/types.h>
Chris@80 40 #include <sys/stat.h>
Chris@80 41 #include <fcntl.h>
Chris@105 42 #include <signal.h>
Chris@76 43 #endif
Chris@62 44
Chris@172 45 QString findInPath(QString name, QString installPath, bool executableRequired)
Chris@62 46 {
Chris@77 47 bool found = false;
Chris@62 48 if (name != "") {
Chris@172 49 if (name[0] != '/'
Chris@172 50 #ifdef Q_OS_WIN32
Chris@178 51 && (QRegExp("^\\w:").indexIn(name) != 0)
Chris@172 52 #endif
Chris@178 53 ) {
Chris@77 54 #ifdef Q_OS_WIN32
Chris@77 55 QChar pathSep = ';';
Chris@77 56 #else
Chris@77 57 QChar pathSep = ':';
Chris@77 58 #endif
Chris@62 59 name = QFileInfo(name).fileName();
Chris@62 60 QString path =
Chris@62 61 QProcessEnvironment::systemEnvironment().value("PATH");
Chris@214 62 DEBUG << "findInPath: seeking location for binary " << name
Chris@74 63 << ": system path is " << path << endl;
Chris@172 64 if (installPath != "") {
Chris@214 65 DEBUG << "findInPath: install path is " << installPath
Chris@172 66 << ", adding to system path" << endl;
Chris@172 67 //!!! path = path + pathSep + installPath;
Chris@172 68 path = installPath + pathSep + path;
Chris@172 69 }
Chris@74 70 #ifndef Q_OS_WIN32
Chris@178 71 //!!!
Chris@74 72 path = path + ":/usr/local/bin";
Chris@74 73 DEBUG << "... adding /usr/local/bin just in case (fix and add settings dlg please)"
Chris@74 74 << endl;
Chris@74 75 #endif
Chris@62 76 QStringList elements = path.split(pathSep, QString::SkipEmptyParts);
Chris@62 77 foreach (QString element, elements) {
Chris@77 78 QString full = QDir(element).filePath(name);
Chris@62 79 QFileInfo fi(full);
Chris@214 80 DEBUG << "findInPath: looking at " << full << endl;
Chris@172 81 if (fi.exists() && fi.isFile()) {
Chris@214 82 DEBUG << "findInPath: it's a file" << endl;
Chris@172 83 if (!executableRequired || fi.isExecutable()) {
Chris@172 84 name = full;
Chris@214 85 DEBUG << "findInPath: found at " << name << endl;
Chris@172 86 found = true;
Chris@172 87 break;
Chris@172 88 }
Chris@62 89 }
Chris@62 90 }
Chris@214 91 } else {
Chris@214 92 // absolute path given
Chris@214 93 QFileInfo fi(name);
Chris@214 94 DEBUG << "findInPath: looking at absolute path " << name << endl;
Chris@214 95 if (fi.exists() && fi.isFile()) {
Chris@214 96 DEBUG << "findInPath: it's a file" << endl;
Chris@214 97 if (!executableRequired || fi.isExecutable()) {
Chris@214 98 DEBUG << "findInPath: found at " << name << endl;
Chris@214 99 found = true;
Chris@214 100 }
Chris@214 101 }
Chris@62 102 }
Chris@62 103 }
Chris@77 104 #ifdef Q_OS_WIN32
Chris@77 105 if (!found) {
Chris@77 106 if (!name.endsWith(".exe")) {
Chris@172 107 return findInPath(name + ".exe", installPath, executableRequired);
Chris@77 108 }
Chris@77 109 }
Chris@77 110 #endif
Chris@213 111 if (found) {
Chris@213 112 return name;
Chris@213 113 } else {
Chris@213 114 return "";
Chris@213 115 }
Chris@62 116 }
jtkorhonen@0 117
Chris@62 118 #ifdef Q_OS_WIN32
Chris@62 119 QString getUserRealName()
Chris@62 120 {
Chris@76 121 TCHAR buf[1024];
Chris@76 122 long unsigned int maxlen = 1000;
Chris@62 123 LPTSTR info = buf;
jtkorhonen@0 124
Chris@76 125 if (!GetUserNameEx(NameDisplay, info, &maxlen)) {
Chris@76 126 DEBUG << "GetUserNameEx failed: " << GetLastError() << endl;
Chris@62 127 return "";
Chris@62 128 }
jtkorhonen@0 129
Chris@76 130 #ifdef UNICODE
Chris@76 131 return QString::fromUtf16((const unsigned short *)info);
Chris@76 132 #else
Chris@76 133 return QString::fromLocal8Bit(info);
Chris@76 134 #endif
Chris@62 135 }
luisf@71 136 #else
luisf@71 137 #ifdef Q_OS_MAC
Chris@62 138 // Nothing here: definition is in common_osx.mm
Chris@62 139 #else
Chris@62 140 QString getUserRealName()
Chris@62 141 {
Chris@62 142 const int maxlen = 1023;
Chris@62 143 char buf[maxlen + 2];
jtkorhonen@0 144
Chris@62 145 if (getlogin_r(buf, maxlen)) return "";
jtkorhonen@0 146
Chris@62 147 struct passwd *p = getpwnam(buf);
Chris@62 148 if (!p) return "";
Chris@62 149
Chris@62 150 QString s(p->pw_gecos);
Chris@62 151 if (s != "") s = s.split(',')[0];
Chris@62 152 return s;
Chris@62 153 }
Chris@62 154 #endif
luisf@71 155 #endif
jtkorhonen@0 156
Chris@78 157 void loseControllingTerminal()
Chris@78 158 {
Chris@78 159 #ifndef Q_OS_WIN32
Chris@80 160
Chris@80 161 if (!isatty(0)) {
Chris@80 162 DEBUG << "stdin is not a terminal" << endl;
Chris@80 163 } else {
Chris@80 164 DEBUG << "stdin is a terminal, detaching from it" << endl;
Chris@80 165 if (ioctl(0, TIOCNOTTY, NULL) < 0) {
Chris@80 166 perror("ioctl failed");
Chris@83 167 DEBUG << "ioctl for TIOCNOTTY on stdin failed (errno = " << errno << ")" << endl;
Chris@78 168 } else {
Chris@83 169 DEBUG << "ioctl for TIOCNOTTY on stdin succeeded" << endl;
Chris@83 170 return;
Chris@78 171 }
Chris@80 172 }
Chris@80 173
Chris@80 174 int ttyfd = open("/dev/tty", O_RDWR);
Chris@80 175 if (ttyfd < 0) {
Chris@80 176 DEBUG << "failed to open controlling terminal" << endl;
Chris@80 177 } else {
Chris@80 178 if (ioctl(ttyfd, TIOCNOTTY, NULL) < 0) {
Chris@80 179 perror("ioctl failed");
Chris@83 180 DEBUG << "ioctl for TIOCNOTTY on controlling terminal failed (errno = " << errno << ")" << endl;
Chris@80 181 } else {
Chris@83 182 DEBUG << "ioctl for TIOCNOTTY on controlling terminal succeeded" << endl;
Chris@83 183 return;
Chris@78 184 }
Chris@78 185 }
Chris@80 186
Chris@78 187 #endif
Chris@78 188 }
Chris@79 189
Chris@105 190 void installSignalHandlers()
Chris@105 191 {
Chris@105 192 #ifndef Q_OS_WIN32
Chris@105 193 sigset_t sgnals;
Chris@105 194 sigemptyset (&sgnals);
Chris@105 195 sigaddset(&sgnals, SIGHUP);
Chris@105 196 sigaddset(&sgnals, SIGCONT);
Chris@105 197 pthread_sigmask(SIG_BLOCK, &sgnals, 0);
Chris@105 198 #endif
Chris@105 199 }
Chris@105 200
Chris@79 201 FolderStatus getFolderStatus(QString path)
Chris@79 202 {
Chris@85 203 if (path != "/" && path.endsWith("/")) {
Chris@85 204 path = path.left(path.length()-1);
Chris@85 205 }
Chris@84 206 DEBUG << "getFolderStatus: " << path << endl;
Chris@79 207 QFileInfo fi(path);
Chris@79 208 if (fi.exists()) {
Chris@84 209 DEBUG << "exists" << endl;
Chris@79 210 QDir dir(path);
Chris@79 211 if (!dir.exists()) { // returns false for files
Chris@84 212 DEBUG << "not directory" << endl;
Chris@79 213 return FolderIsFile;
Chris@79 214 }
Chris@79 215 if (QDir(dir.filePath(".hg")).exists()) {
Chris@84 216 DEBUG << "has repo" << endl;
Chris@79 217 return FolderHasRepo;
Chris@79 218 }
Chris@79 219 return FolderExists;
Chris@79 220 } else {
Chris@79 221 QDir parent = fi.dir();
Chris@79 222 if (parent.exists()) {
Chris@84 223 DEBUG << "parent exists" << endl;
Chris@79 224 return FolderParentExists;
Chris@79 225 }
Chris@79 226 return FolderUnknown;
Chris@79 227 }
Chris@79 228 }
Chris@79 229
Chris@79 230 QString getContainingRepoFolder(QString path)
Chris@79 231 {
Chris@79 232 if (getFolderStatus(path) == FolderHasRepo) return "";
Chris@79 233
Chris@79 234 QFileInfo me(path);
Chris@79 235 QFileInfo parent(me.dir().absolutePath());
Chris@79 236
Chris@79 237 while (me != parent) {
Chris@79 238 QString parentPath = parent.filePath();
Chris@79 239 if (getFolderStatus(parentPath) == FolderHasRepo) {
Chris@79 240 return parentPath;
Chris@79 241 }
Chris@79 242 me = parent;
Chris@79 243 parent = me.dir().absolutePath();
Chris@79 244 }
Chris@79 245
Chris@79 246 return "";
Chris@79 247 }
Chris@79 248
Chris@79 249 QString xmlEncode(QString s)
Chris@79 250 {
Chris@79 251 s
Chris@79 252 .replace("&", "&amp;")
Chris@79 253 .replace("<", "&lt;")
Chris@79 254 .replace(">", "&gt;")
Chris@79 255 .replace("\"", "&quot;")
Chris@79 256 .replace("'", "&apos;");
Chris@79 257
Chris@79 258 return s;
Chris@79 259 }