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-rw-r--r--kamera/kioslave/kamera.cpp1066
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diff --git a/kamera/kioslave/kamera.cpp b/kamera/kioslave/kamera.cpp
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+++ b/kamera/kioslave/kamera.cpp
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+/*
+
+ Copyright (C) 2001 The Kompany
+ 2001-2003 Ilya Konstantinov <kde-devel@future.shiny.co.il>
+ 2001-2007 Marcus Meissner <marcus@jet.franken.de>
+
+ 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.
+
+*/
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <signal.h>
+#include <errno.h>
+
+#include <qfile.h>
+#include <qtextstream.h>
+
+#include <kdebug.h>
+#include <kinstance.h>
+#include <kstandarddirs.h>
+#include <kconfig.h>
+#include <ksimpleconfig.h>
+#include <klocale.h>
+#include <kprotocolinfo.h>
+#include <kio/slaveconfig.h>
+
+#include <config.h>
+
+#include "kamera.h"
+
+#define MAXIDLETIME 30 /* seconds */
+
+#define tocstr(x) ((x).local8Bit())
+
+using namespace KIO;
+
+extern "C"
+{
+ KDE_EXPORT int kdemain(int argc, char **argv);
+
+ static void frontendCameraStatus(GPContext *context, const char *format, va_list args, void *data);
+ static unsigned int frontendProgressStart(
+ GPContext *context, float totalsize, const char *format,
+ va_list args, void *data
+ );
+ static void frontendProgressUpdate(
+ GPContext *context, unsigned int id, float current, void *data
+ );
+}
+
+int kdemain(int argc, char **argv)
+{
+ KInstance instance("kio_kamera");
+
+ if(argc != 4) {
+ kdDebug(7123) << "Usage: kio_kamera protocol "
+ "domain-socket1 domain-socket2" << endl;
+ exit(-1);
+ }
+ KameraProtocol slave(argv[2], argv[3]);
+ slave.dispatchLoop();
+ return 0;
+}
+
+KameraProtocol::KameraProtocol(const QCString &pool, const QCString &app)
+: SlaveBase("camera", pool, app),
+m_camera(NULL)
+{
+ // attempt to initialize libgphoto2 and chosen camera (requires locking)
+ // (will init m_camera, since the m_camera's configuration is empty)
+ m_camera = 0;
+ m_file = NULL;
+ m_config = new KSimpleConfig(KProtocolInfo::config("camera"));
+ m_context = gp_context_new();
+ actiondone = true;
+ cameraopen = false;
+ m_lockfile = locateLocal("tmp", "kamera");
+ idletime = 0;
+}
+
+// This handler is getting called every second. We use it to do the
+// delayed close of the camera.
+// Logic is:
+// - No more requests in the queue (signaled by actiondone) AND
+// - We are MAXIDLETIME seconds idle OR
+// - Another slave wants to have access to the camera.
+//
+// The existance of a lockfile is used to signify "please give up camera".
+//
+void KameraProtocol::special(const QByteArray&) {
+ kdDebug(7123) << "KameraProtocol::special() at " << getpid() << endl;
+
+ if (!actiondone && cameraopen) {
+ struct stat stbuf;
+ if ((-1!=::stat(m_lockfile.utf8(),&stbuf)) || (idletime++ >= MAXIDLETIME)) {
+ kdDebug(7123) << "KameraProtocol::special() closing camera." << endl;
+ closeCamera();
+ setTimeoutSpecialCommand(-1);
+ } else {
+ // continue to wait
+ setTimeoutSpecialCommand(1);
+ }
+ } else {
+ // We let it run until the slave gets no actions anymore.
+ setTimeoutSpecialCommand(1);
+ }
+ actiondone = false;
+}
+
+KameraProtocol::~KameraProtocol()
+{
+ kdDebug(7123) << "KameraProtocol::~KameraProtocol()" << endl;
+ delete m_config;
+ if(m_camera) {
+ closeCamera();
+ gp_camera_free(m_camera);
+ m_camera = NULL;
+ }
+}
+
+// initializes the camera for usage - should be done before operations over the wire
+bool KameraProtocol::openCamera(QString &str) {
+ idletime = 0;
+ actiondone = true;
+ if (!m_camera) {
+ reparseConfiguration();
+ } else {
+ if (!cameraopen) {
+ int ret, tries = 15;
+ kdDebug(7123) << "KameraProtocol::openCamera at " << getpid() << endl;
+ while (tries--) {
+ ret = gp_camera_init(m_camera, m_context);
+ if ( (ret == GP_ERROR_IO_USB_CLAIM) ||
+ (ret == GP_ERROR_IO_LOCK)) {
+ // just create / touch if not there
+ int fd = ::open(m_lockfile.utf8(),O_CREAT|O_WRONLY,0600);
+ if (fd != -1) ::close(fd);
+ ::sleep(1);
+ kdDebug(7123) << "openCamera at " << getpid() << "- busy, ret " << ret << ", trying again." << endl;
+ continue;
+ }
+ if (ret == GP_OK) break;
+ str = gp_result_as_string(ret);
+ return false;
+ }
+ ::unlink(m_lockfile.utf8());
+ setTimeoutSpecialCommand(1);
+ kdDebug(7123) << "openCamera succeeded at " << getpid() << endl;
+ cameraopen = true;
+ }
+ }
+ return true;
+}
+
+// should be done after operations over the wire
+void KameraProtocol::closeCamera(void)
+{
+ int gpr;
+
+ if (!m_camera)
+ return;
+
+ kdDebug(7123) << "KameraProtocol::closeCamera at " << getpid() << endl;
+ if ((gpr=gp_camera_exit(m_camera,m_context))!=GP_OK) {
+ kdDebug(7123) << "closeCamera failed with " << gp_result_as_string(gpr) << endl;
+ }
+ // HACK: gp_camera_exit() in gp 2.0 does not close the port if there
+ // is no camera_exit function.
+ gp_port_close(m_camera->port);
+ cameraopen = false;
+ return;
+}
+
+static QString fix_foldername(QString ofolder) {
+ QString folder = ofolder;
+ if (folder.length() > 1) {
+ while ((folder.length()>1) && (folder.right(1) == "/"))
+ folder = folder.left(folder.length()-1);
+ }
+ if (folder.length() == 0)
+ folder = "/";
+ return folder;
+}
+
+// The KIO slave "get" function (starts a download from the camera)
+// The actual returning of the data is done in the frontend callback functions.
+void KameraProtocol::get(const KURL &url)
+{
+ kdDebug(7123) << "KameraProtocol::get(" << url.path() << ")" << endl;
+
+ CameraFileType fileType;
+ int gpr;
+ if (url.host().isEmpty()) {
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ return;
+ }
+
+ if(!openCamera()) {
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ return;
+ }
+
+ // fprintf(stderr,"get(%s)\n",url.path().latin1());
+
+#define GPHOTO_TEXT_FILE(xx) \
+ if (!url.path().compare("/" #xx ".txt")) { \
+ CameraText xx; \
+ gpr = gp_camera_get_##xx(m_camera, &xx, m_context); \
+ if (gpr != GP_OK) { \
+ error(KIO::ERR_DOES_NOT_EXIST, url.path()); \
+ return; \
+ } \
+ QByteArray chunkDataBuffer; \
+ chunkDataBuffer.setRawData(xx.text, strlen(xx.text)); \
+ data(chunkDataBuffer); \
+ processedSize(strlen(xx.text)); \
+ chunkDataBuffer.resetRawData(xx.text, strlen(xx.text)); \
+ finished(); \
+ return; \
+ }
+
+ GPHOTO_TEXT_FILE(about);
+ GPHOTO_TEXT_FILE(manual);
+ GPHOTO_TEXT_FILE(summary);
+
+#undef GPHOTO_TEXT_FILE
+ // emit info message
+ infoMessage( i18n("Retrieving data from camera <b>%1</b>").arg(url.user()) );
+
+ // Note: There's no need to re-read directory for each get() anymore
+ gp_file_new(&m_file);
+
+ // emit the total size (we must do it before sending data to allow preview)
+ CameraFileInfo info;
+
+ gpr = gp_camera_file_get_info(m_camera, tocstr(fix_foldername(url.directory(false))), tocstr(url.fileName()), &info, m_context);
+ if (gpr != GP_OK) {
+ // fprintf(stderr,"Folder %s / File %s not found, gpr is %d\n",folder.latin1(), url.fileName().latin1(), gpr);
+ gp_file_unref(m_file);
+ if ((gpr == GP_ERROR_FILE_NOT_FOUND) || (gpr == GP_ERROR_DIRECTORY_NOT_FOUND))
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ else
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ return;
+ }
+
+ // at last, a proper API to determine whether a thumbnail was requested.
+ if(cameraSupportsPreview() && metaData("thumbnail") == "1") {
+ kdDebug(7123) << "get() retrieving the thumbnail" << endl;
+ fileType = GP_FILE_TYPE_PREVIEW;
+ if (info.preview.fields & GP_FILE_INFO_SIZE)
+ totalSize(info.preview.size);
+ if (info.preview.fields & GP_FILE_INFO_TYPE)
+ mimeType(info.preview.type);
+ } else {
+ kdDebug(7123) << "get() retrieving the full-scale photo" << endl;
+ fileType = GP_FILE_TYPE_NORMAL;
+ if (info.file.fields & GP_FILE_INFO_SIZE)
+ totalSize(info.file.size);
+ if (info.preview.fields & GP_FILE_INFO_TYPE)
+ mimeType(info.file.type);
+ }
+
+ // fetch the data
+ m_fileSize = 0;
+ gpr = gp_camera_file_get(m_camera, tocstr(fix_foldername(url.directory(false))), tocstr(url.fileName()), fileType, m_file, m_context);
+ if ( (gpr == GP_ERROR_NOT_SUPPORTED) &&
+ (fileType == GP_FILE_TYPE_PREVIEW)
+ ) {
+ // If we get here, the file info command information
+ // will either not be used, or still valid.
+ fileType = GP_FILE_TYPE_NORMAL;
+ gpr = gp_camera_file_get(m_camera, tocstr(fix_foldername(url.directory(false))), tocstr(url.fileName()), fileType, m_file, m_context);
+ }
+ switch(gpr) {
+ case GP_OK:
+ break;
+ case GP_ERROR_FILE_NOT_FOUND:
+ case GP_ERROR_DIRECTORY_NOT_FOUND:
+ gp_file_unref(m_file);
+ m_file = NULL;
+ error(KIO::ERR_DOES_NOT_EXIST, url.fileName());
+ return ;
+ default:
+ gp_file_unref(m_file);
+ m_file = NULL;
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ return;
+ }
+ // emit the mimetype
+ // NOTE: we must first get the file, so that CameraFile->name would be set
+ const char *fileMimeType;
+ gp_file_get_mime_type(m_file, &fileMimeType);
+ mimeType(fileMimeType);
+
+ // We need to pass left over data here. Some camera drivers do not
+ // implement progress callbacks!
+ const char *fileData;
+ long unsigned int fileSize;
+ // This merely returns us a pointer to gphoto's internal data
+ // buffer -- there's no expensive memcpy
+ gpr = gp_file_get_data_and_size(m_file, &fileData, &fileSize);
+ if (gpr != GP_OK) {
+ kdDebug(7123) << "get():: get_data_and_size failed." << endl;
+ gp_file_free(m_file);
+ m_file = NULL;
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ return;
+ }
+ // make sure we're not sending zero-sized chunks (=EOF)
+ // also make sure we send only if the progress did not send the data
+ // already.
+ if ((fileSize > 0) && (fileSize - m_fileSize)>0) {
+ unsigned long written = 0;
+ QByteArray chunkDataBuffer;
+
+ // We need to split it up here. Someone considered it funny
+ // to discard any data() larger than 16MB.
+ //
+ // So nearly any Movie will just fail....
+ while (written < fileSize-m_fileSize) {
+ unsigned long towrite = 1024*1024; // 1MB
+
+ if (towrite > fileSize-m_fileSize-written)
+ towrite = fileSize-m_fileSize-written;
+ chunkDataBuffer.setRawData(fileData + m_fileSize + written, towrite);
+ processedSize(m_fileSize + written + towrite);
+ data(chunkDataBuffer);
+ chunkDataBuffer.resetRawData(fileData + m_fileSize + written, towrite);
+ written += towrite;
+ }
+ m_fileSize = fileSize;
+ setFileSize(fileSize);
+ }
+
+ finished();
+ gp_file_unref(m_file); /* just unref, might be stored in fs */
+ m_file = NULL;
+}
+
+// The KIO slave "stat" function.
+void KameraProtocol::stat(const KURL &url)
+{
+ kdDebug(7123) << "stat(\"" << url.path() << "\")" << endl;
+
+ if (url.path() == "") {
+ KURL rooturl(url);
+
+ kdDebug(7123) << "redirecting to /" << endl;
+ rooturl.setPath("/");
+ rooturl.setHost(url.host());
+ rooturl.setUser(url.user());
+ redirection(rooturl);
+ finished();
+ return;
+ }
+
+ if(url.path() == "/")
+ statRoot();
+ else
+ statRegular(url);
+}
+
+// Implements stat("/") -- which always returns the same value.
+void KameraProtocol::statRoot(void)
+{
+ UDSEntry entry;
+ UDSAtom atom;
+
+ atom.m_uds = UDS_NAME;
+ atom.m_str = "/";
+ entry.append(atom);
+
+ atom.m_uds = UDS_FILE_TYPE;
+ atom.m_long = S_IFDIR;
+ entry.append(atom);
+
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH |
+ S_IWUSR | S_IWGRP | S_IWOTH;
+ entry.append(atom);
+
+ statEntry(entry);
+
+ finished();
+
+ // This call happens on autodetect by kdemm. So close the camera, but
+ // only if no more requests are pending.
+ idletime = MAXIDLETIME;
+}
+
+// Implements a regular stat() of a file / directory, returning all we know about it
+void KameraProtocol::statRegular(const KURL &url)
+{
+ UDSEntry entry;
+ int gpr;
+
+ kdDebug(7123) << "statRegular(\"" << url.path() << "\")" << endl;
+ if (openCamera() == false) {
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ return;
+ }
+
+ // fprintf(stderr,"statRegular(%s)\n",url.path().latin1());
+
+ // Is "url" a directory?
+ CameraList *dirList;
+ gp_list_new(&dirList);
+ kdDebug(7123) << "statRegular() Requesting directories list for " << url.directory() << endl;
+
+ gpr = gp_camera_folder_list_folders(m_camera, tocstr(fix_foldername(url.directory(false))), dirList, m_context);
+ if (gpr != GP_OK) {
+ if ((gpr == GP_ERROR_FILE_NOT_FOUND) || (gpr == GP_ERROR_DIRECTORY_NOT_FOUND))
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ else
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ gp_list_free(dirList);
+ return;
+ }
+
+#define GPHOTO_TEXT_FILE(xx) \
+ if (!url.path().compare("/"#xx".txt")) { \
+ CameraText xx; \
+ gpr = gp_camera_get_about(m_camera, &xx, m_context); \
+ if (gpr != GP_OK) { \
+ error(KIO::ERR_DOES_NOT_EXIST, url.fileName()); \
+ return; \
+ } \
+ translateTextToUDS(entry,#xx".txt",xx.text); \
+ statEntry(entry); \
+ finished(); \
+ return; \
+ }
+ GPHOTO_TEXT_FILE(about);
+ GPHOTO_TEXT_FILE(manual);
+ GPHOTO_TEXT_FILE(summary);
+#undef GPHOTO_TEXT_FILE
+
+ const char *name;
+ for(int i = 0; i < gp_list_count(dirList); i++) {
+ gp_list_get_name(dirList, i, &name);
+ if (url.fileName().compare(name) == 0) {
+ gp_list_free(dirList);
+ UDSEntry entry;
+ translateDirectoryToUDS(entry, url.fileName());
+ statEntry(entry);
+ finished();
+ return;
+ }
+ }
+ gp_list_free(dirList);
+
+ // Is "url" a file?
+ CameraFileInfo info;
+ gpr = gp_camera_file_get_info(m_camera, tocstr(fix_foldername(url.directory(false))), tocstr(url.fileName()), &info, m_context);
+ if (gpr != GP_OK) {
+ if ((gpr == GP_ERROR_FILE_NOT_FOUND) || (gpr == GP_ERROR_DIRECTORY_NOT_FOUND))
+ error(KIO::ERR_DOES_NOT_EXIST, url.path());
+ else
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ return;
+ }
+ translateFileToUDS(entry, info, url.fileName());
+ statEntry(entry);
+ finished();
+}
+
+// The KIO slave "del" function.
+void KameraProtocol::del(const KURL &url, bool isFile)
+{
+ kdDebug(7123) << "KameraProtocol::del(" << url.path() << ")" << endl;
+
+ if(!openCamera()) {
+ error(KIO::ERR_CANNOT_DELETE, url.fileName());
+ return;
+ }
+ if (!cameraSupportsDel()) {
+ error(KIO::ERR_CANNOT_DELETE, url.fileName());
+ return;
+ }
+ if(isFile){
+ CameraList *list;
+ gp_list_new(&list);
+ int ret;
+
+ ret = gp_camera_file_delete(m_camera, tocstr(fix_foldername(url.directory(false))), tocstr(url.fileName()), m_context);
+
+ if(ret != GP_OK) {
+ error(KIO::ERR_CANNOT_DELETE, url.fileName());
+ } else {
+ finished();
+ }
+ }
+}
+
+// The KIO slave "listDir" function.
+void KameraProtocol::listDir(const KURL &url)
+{
+ kdDebug(7123) << "KameraProtocol::listDir(" << url.path() << ")" << endl;
+
+ if (url.host().isEmpty()) {
+ KURL xurl;
+ // List the available cameras
+ QStringList groupList = m_config->groupList();
+ kdDebug(7123) << "Found cameras: " << groupList.join(", ") << endl;
+ QStringList::Iterator it;
+ UDSEntry entry;
+ UDSAtom atom;
+
+
+ /*
+ * What we do:
+ * - Autodetect cameras and remember them with their ports.
+ * - List all saved and possible offline cameras.
+ * - List all autodetected and not yet printed cameras.
+ */
+ QMap<QString,QString> ports, names;
+ QMap<QString,int> modelcnt;
+
+ /* Autodetect USB cameras ... */
+ GPContext *glob_context = NULL;
+ int i, count;
+ CameraList *list;
+ CameraAbilitiesList *al;
+ GPPortInfoList *il;
+
+ gp_list_new (&list);
+ gp_abilities_list_new (&al);
+ gp_abilities_list_load (al, glob_context);
+ gp_port_info_list_new (&il);
+ gp_port_info_list_load (il);
+ gp_abilities_list_detect (al, il, list, glob_context);
+ gp_abilities_list_free (al);
+ gp_port_info_list_free (il);
+
+ count = gp_list_count (list);
+
+ for (i = 0 ; i<count ; i++) {
+ const char *model, *value;
+
+ gp_list_get_name (list, i, &model);
+ gp_list_get_value (list, i, &value);
+
+ ports[value] = model;
+ // NOTE: We might get different ports than usb: later!
+ if (strcmp(value, "usb:"))
+ names[model] = value;
+
+ /* Save them, even though we can autodetect them for
+ * offline listing.
+ */
+ m_config->setGroup(model);
+ m_config->writeEntry("Model",model);
+ m_config->writeEntry("Path",value);
+ modelcnt[model]++;
+ }
+ gp_list_free (list);
+
+ /* Avoid duplicated entry for usb: and usb:001,042 entries. */
+ if (ports.contains("usb:") && names[ports["usb:"]]!="usb:")
+ ports.remove("usb:");
+
+ for (it = groupList.begin(); it != groupList.end(); it++) {
+ QString m_cfgPath;
+ if (*it == "<default>")
+ continue;
+
+ m_config->setGroup(*it);
+ m_cfgPath = m_config->readEntry("Path");
+
+ /* If autodetect by USB autodetect ... skip it here.
+ * We leave unattached USB cameras in here, because the user
+ * might plug them in later and does not want to press reload.
+ * We add them with port "usb:".
+ */
+ if (modelcnt[*it] > 0)
+ continue;
+
+ entry.clear();
+ atom.m_uds = UDS_FILE_TYPE;atom.m_long = S_IFDIR;entry.append(atom);
+ atom.m_uds = UDS_NAME;atom.m_str = *it;entry.append(atom);
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH |
+ S_IWUSR | S_IWGRP | S_IWOTH;
+ entry.append(atom);
+
+ atom.m_uds = UDS_URL;
+
+ xurl.setProtocol("camera");
+ xurl.setUser(*it);
+ /* Avoid setting usb:xxx,yyy. */
+ if (m_cfgPath.contains("usb:")>0) {
+ names[*it] = "usb:";
+ xurl.setHost("usb:");
+ } else {
+ xurl.setHost(m_cfgPath);
+ }
+ xurl.setPath("/");
+ atom.m_str = xurl.url();
+ entry.append(atom);
+
+ listEntry(entry, false);
+ }
+
+ QMap<QString,QString>::iterator portsit;
+
+ for (portsit = ports.begin(); portsit != ports.end(); portsit++) {
+ entry.clear();
+ atom.m_uds = UDS_FILE_TYPE;atom.m_long = S_IFDIR; entry.append(atom);
+ atom.m_uds = UDS_NAME;atom.m_str = portsit.data();entry.append(atom);
+
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH |
+ S_IWUSR | S_IWGRP | S_IWOTH;
+ entry.append(atom);
+
+ atom.m_uds = UDS_URL;
+ xurl.setProtocol("camera");
+ xurl.setHost(portsit.key());
+ xurl.setUser(portsit.data());
+ xurl.setPath("/");
+ atom.m_str = xurl.url();
+ entry.append(atom);
+
+ listEntry(entry, false);
+ }
+ listEntry(entry, true);
+
+ finished();
+ return;
+ }
+
+ if (url.path() == "") {
+ KURL rooturl(url);
+
+ kdDebug(7123) << "redirecting to /" << endl;
+ rooturl.setPath("/");
+ rooturl.setHost(url.host());
+ rooturl.setUser(url.user());
+ redirection(rooturl);
+ finished();
+ return;
+ }
+
+ if (!openCamera()) {
+ error(KIO::ERR_COULD_NOT_READ,url.path());
+ return;
+ }
+
+ CameraList *dirList;
+ CameraList *fileList;
+ CameraList *specialList;
+ gp_list_new(&dirList);
+ gp_list_new(&fileList);
+ gp_list_new(&specialList);
+ int gpr;
+
+ if (!url.path().compare("/")) {
+ CameraText text;
+ if (GP_OK == gp_camera_get_manual(m_camera, &text, m_context))
+ gp_list_append(specialList,"manual.txt",NULL);
+ if (GP_OK == gp_camera_get_about(m_camera, &text, m_context))
+ gp_list_append(specialList,"about.txt",NULL);
+ if (GP_OK == gp_camera_get_summary(m_camera, &text, m_context))
+ gp_list_append(specialList,"summary.txt",NULL);
+ }
+
+ gpr = readCameraFolder(url.path(), dirList, fileList);
+ if(gpr != GP_OK) {
+ kdDebug(7123) << "read Camera Folder failed:" << gp_result_as_string(gpr) <<endl;
+ gp_list_free(dirList);
+ gp_list_free(fileList);
+ gp_list_free(specialList);
+ error(KIO::ERR_COULD_NOT_READ, gp_result_as_string(gpr));
+ return;
+ }
+
+ totalSize(gp_list_count(specialList) + gp_list_count(dirList) + gp_list_count(fileList));
+
+ UDSEntry entry;
+ const char *name;
+
+ for(int i = 0; i < gp_list_count(dirList); ++i) {
+ gp_list_get_name(dirList, i, &name);
+ translateDirectoryToUDS(entry, QString::fromLocal8Bit(name));
+ listEntry(entry, false);
+ }
+
+ CameraFileInfo info;
+
+ for(int i = 0; i < gp_list_count(fileList); ++i) {
+ gp_list_get_name(fileList, i, &name);
+ // we want to know more info about files (size, type...)
+ gp_camera_file_get_info(m_camera, tocstr(url.path()), name, &info, m_context);
+ translateFileToUDS(entry, info, QString::fromLocal8Bit(name));
+ listEntry(entry, false);
+ }
+ if (!url.path().compare("/")) {
+ CameraText text;
+ if (GP_OK == gp_camera_get_manual(m_camera, &text, m_context)) {
+ translateTextToUDS(entry, "manual.txt", text.text);
+ listEntry(entry, false);
+ }
+ if (GP_OK == gp_camera_get_about(m_camera, &text, m_context)) {
+ translateTextToUDS(entry, "about.txt", text.text);
+ listEntry(entry, false);
+ }
+ if (GP_OK == gp_camera_get_summary(m_camera, &text, m_context)) {
+ translateTextToUDS(entry, "summary.txt", text.text);
+ listEntry(entry, false);
+ }
+ }
+
+
+ gp_list_free(fileList);
+ gp_list_free(dirList);
+ gp_list_free(specialList);
+
+ listEntry(entry, true); // 'entry' is not used in this case - we only signal list completion
+ finished();
+}
+
+void KameraProtocol::setHost(const QString& host, int port, const QString& user, const QString& pass )
+{
+ kdDebug(7123) << "KameraProtocol::setHost(" << host << ", " << port << ", " << user << ", " << pass << ")" << endl;
+ int gpr, idx;
+
+ if (!host.isEmpty()) {
+ kdDebug(7123) << "model is " << user << ", port is " << host << endl;
+ if (m_camera) {
+ kdDebug(7123) << "Configuration change detected" << endl;
+ closeCamera();
+ gp_camera_unref(m_camera);
+ m_camera = NULL;
+ infoMessage( i18n("Reinitializing camera") );
+ } else {
+ kdDebug(7123) << "Initializing camera" << endl;
+ infoMessage( i18n("Initializing camera") );
+ }
+ // fetch abilities
+ CameraAbilitiesList *abilities_list;
+ gp_abilities_list_new(&abilities_list);
+ gp_abilities_list_load(abilities_list, m_context);
+ idx = gp_abilities_list_lookup_model(abilities_list, tocstr(user));
+ if (idx < 0) {
+ gp_abilities_list_free(abilities_list);
+ kdDebug(7123) << "Unable to get abilities for model: " << user << endl;
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(idx));
+ return;
+ }
+ gp_abilities_list_get_abilities(abilities_list, idx, &m_abilities);
+ gp_abilities_list_free(abilities_list);
+
+ // fetch port
+ GPPortInfoList *port_info_list;
+ GPPortInfo port_info;
+ gp_port_info_list_new(&port_info_list);
+ gp_port_info_list_load(port_info_list);
+ idx = gp_port_info_list_lookup_path(port_info_list, tocstr(host));
+
+ /* Handle erronously passed usb:XXX,YYY */
+ if ((idx < 0) && host.startsWith("usb:"))
+ idx = gp_port_info_list_lookup_path(port_info_list, "usb:");
+ if (idx < 0) {
+ gp_port_info_list_free(port_info_list);
+ kdDebug(7123) << "Unable to get port info for path: " << host << endl;
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(idx));
+ return;
+ }
+ gp_port_info_list_get_info(port_info_list, idx, &port_info);
+ gp_port_info_list_free(port_info_list);
+
+ // create a new camera object
+ gpr = gp_camera_new(&m_camera);
+ if(gpr != GP_OK) {
+ error(KIO::ERR_UNKNOWN, gp_result_as_string(gpr));
+ return;
+ }
+
+ // register gphoto2 callback functions
+ gp_context_set_status_func(m_context, frontendCameraStatus, this);
+ gp_context_set_progress_funcs(m_context, frontendProgressStart, frontendProgressUpdate, NULL, this);
+ // gp_camera_set_message_func(m_camera, ..., this)
+
+ // set model and port
+ gp_camera_set_abilities(m_camera, m_abilities);
+ gp_camera_set_port_info(m_camera, port_info);
+ gp_camera_set_port_speed(m_camera, 0); // TODO: the value needs to be configurable
+ kdDebug(7123) << "Opening camera model " << user << " at " << host << endl;
+
+ QString errstr;
+ if (!openCamera(errstr)) {
+ kdDebug(7123) << "Unable to init camera: " << gp_result_as_string(gpr) << endl;
+ error(KIO::ERR_SERVICE_NOT_AVAILABLE, errstr);
+ gp_camera_exit(m_camera, m_context);
+ return;
+ }
+ }
+}
+
+void KameraProtocol::reparseConfiguration(void)
+{
+ // we have no global config, do we?
+}
+
+// translate a simple text to a UDS entry
+void KameraProtocol::translateTextToUDS(UDSEntry &udsEntry, const QString &fn,
+ const char *text
+) {
+ UDSAtom atom;
+
+ udsEntry.clear();
+
+ atom.m_uds = UDS_FILE_TYPE; // UDS type
+ atom.m_long = S_IFREG; // file
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_NAME;
+ atom.m_str = fn;
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_SIZE;
+ atom.m_long = strlen(text);
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH;
+ udsEntry.append(atom);
+}
+
+// translate a CameraFileInfo to a UDSEntry which we can return as a directory listing entry
+void KameraProtocol::translateFileToUDS(UDSEntry &udsEntry, const CameraFileInfo &info, QString name)
+{
+ UDSAtom atom;
+
+ udsEntry.clear();
+
+ atom.m_uds = UDS_FILE_TYPE; // UDS type
+ atom.m_long = S_IFREG; // file
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_NAME;
+ if (info.file.fields & GP_FILE_INFO_NAME)
+ atom.m_str = QString::fromLocal8Bit(info.file.name);
+ else
+ atom.m_str = name;
+ udsEntry.append(atom);
+
+ if (info.file.fields & GP_FILE_INFO_SIZE) {
+ atom.m_uds = UDS_SIZE;
+ atom.m_long = info.file.size;
+ udsEntry.append(atom);
+ }
+
+ if (info.file.fields & GP_FILE_INFO_MTIME) {
+ atom.m_uds = UDS_MODIFICATION_TIME;
+ atom.m_long = info.file.mtime;
+ udsEntry.append(atom);
+ } else {
+ atom.m_uds = UDS_MODIFICATION_TIME;
+ atom.m_long = time(NULL); /* NOW */
+ udsEntry.append(atom);
+ }
+
+ if (info.file.fields & GP_FILE_INFO_TYPE) {
+ atom.m_uds = UDS_MIME_TYPE;
+ atom.m_str = QString::fromLatin1(info.file.type);
+ udsEntry.append(atom);
+ }
+
+ if (info.file.fields & GP_FILE_INFO_PERMISSIONS) {
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = 0;
+ atom.m_long |= (info.file.permissions & GP_FILE_PERM_READ) ? (S_IRUSR | S_IRGRP | S_IROTH) : 0;
+ // we cannot represent individual FP_FILE_PERM_DELETE permission in the Unix access scheme
+ // since the parent directory's write permission defines that
+ udsEntry.append(atom);
+ } else {
+ // basic permissions, in case the camera doesn't provide permissions info
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH;
+ udsEntry.append(atom);
+ }
+
+ // TODO: We do not handle info.preview in any way
+}
+
+// translate a directory name to a UDSEntry which we can return as a directory listing entry
+void KameraProtocol::translateDirectoryToUDS(UDSEntry &udsEntry, const QString &dirname)
+{
+ UDSAtom atom;
+
+ udsEntry.clear();
+
+ atom.m_uds = UDS_FILE_TYPE; // UDS type
+ atom.m_long = S_IFDIR; // directory
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_NAME;
+ atom.m_str = dirname;
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_ACCESS;
+ atom.m_long = S_IRUSR | S_IRGRP | S_IROTH |
+ S_IWUSR | S_IWGRP | S_IWOTH;
+ udsEntry.append(atom);
+
+ atom.m_uds = UDS_MIME_TYPE;
+ atom.m_str = "inode/directory";
+ udsEntry.append(atom);
+}
+
+bool KameraProtocol::cameraSupportsDel(void)
+{
+ return (m_abilities.file_operations & GP_FILE_OPERATION_DELETE);
+}
+
+bool KameraProtocol::cameraSupportsPut(void)
+{
+ return (m_abilities.folder_operations & GP_FOLDER_OPERATION_PUT_FILE);
+}
+
+bool KameraProtocol::cameraSupportsPreview(void)
+{
+ return (m_abilities.file_operations & GP_FILE_OPERATION_PREVIEW);
+}
+
+int KameraProtocol::readCameraFolder(const QString &folder, CameraList *dirList, CameraList *fileList)
+{
+ kdDebug(7123) << "KameraProtocol::readCameraFolder(" << folder << ")" << endl;
+
+ int gpr;
+ if((gpr = gp_camera_folder_list_folders(m_camera, tocstr(folder), dirList, m_context)) != GP_OK)
+ return gpr;
+ if((gpr = gp_camera_folder_list_files(m_camera, tocstr(folder), fileList, m_context)) != GP_OK)
+ return gpr;
+ return GP_OK;
+}
+
+void frontendProgressUpdate(
+ GPContext * /*context*/, unsigned int /*id*/, float /*current*/, void *data
+) {
+ KameraProtocol *object = (KameraProtocol*)data;
+
+ // This code will get the last chunk of data retrieved from the
+ // camera and pass it to KIO, to allow progressive display
+ // of the downloaded photo.
+
+ const char *fileData = NULL;
+ long unsigned int fileSize = 0;
+
+ // This merely returns us a pointer to gphoto's internal data
+ // buffer -- there's no expensive memcpy
+ if (!object->getFile())
+ return;
+ gp_file_get_data_and_size(object->getFile(), &fileData, &fileSize);
+ // make sure we're not sending zero-sized chunks (=EOF)
+ if (fileSize > 0) {
+ // XXX using assign() here causes segfault, prolly because
+ // gp_file_free is called before chunkData goes out of scope
+ QByteArray chunkDataBuffer;
+ chunkDataBuffer.setRawData(fileData + object->getFileSize(), fileSize - object->getFileSize());
+ // Note: this will fail with sizes > 16MB ...
+ object->data(chunkDataBuffer);
+ object->processedSize(fileSize);
+ chunkDataBuffer.resetRawData(fileData + object->getFileSize(), fileSize - object->getFileSize());
+ object->setFileSize(fileSize);
+ }
+}
+
+unsigned int frontendProgressStart(
+ GPContext * /*context*/, float totalsize, const char *format, va_list args,
+ void *data
+) {
+ KameraProtocol *object = (KameraProtocol*)data;
+ char *status;
+
+ /* We must copy the va_list to walk it twice, or all hell
+ * breaks loose on non-i386 platforms.
+ */
+#if defined(HAVE_VA_COPY) || defined(HAVE___VA_COPY)
+ va_list xvalist;
+# ifdef HAVE_VA_COPY
+ va_copy(xvalist, args);
+# elif HAVE___VA_COPY
+ __va_copy(xvalist, args);
+# endif
+ int size=vsnprintf(NULL, 0, format, xvalist);
+ if(size<=0)
+ return GP_OK; // vsnprintf is broken, better don't do anything.
+
+ status=new char[size+1];
+# ifdef HAVE_VA_COPY
+ va_copy(xvalist, args);
+# elif HAVE___VA_COPY
+ __va_copy(xvalist, args);
+# endif
+ vsnprintf(status, size+1, format, xvalist);
+#else
+ /* We cannot copy the va_list, so make sure we
+ * walk it just _once_.
+ */
+ status=new char[300];
+ vsnprintf(status, 300, format, args);
+#endif
+
+ object->infoMessage(QString::fromLocal8Bit(status));
+ delete [] status;
+ object->totalSize((int)totalsize); // hack: call slot directly
+ return GP_OK;
+}
+
+// this callback function is activated on every status message from gphoto2
+static void frontendCameraStatus(GPContext * /*context*/, const char *format, va_list args, void *data)
+{
+ KameraProtocol *object = (KameraProtocol*)data;
+ char *status;
+
+ /* We must copy the va_list to walk it twice, or all hell
+ * breaks loose on non-i386 platforms.
+ */
+#if defined(HAVE_VA_COPY) || defined(HAVE___VA_COPY)
+ va_list xvalist;
+# ifdef HAVE_VA_COPY
+ va_copy(xvalist, args);
+# elif HAVE___VA_COPY
+ __va_copy(xvalist, args);
+# endif
+ int size=vsnprintf(NULL, 0, format, xvalist);
+ if(size<=0)
+ return; // vsnprintf is broken, better don't do anything.
+
+ status=new char[size+1];
+# ifdef HAVE_VA_COPY
+ va_copy(xvalist, args);
+# elif HAVE___VA_COPY
+ __va_copy(xvalist, args);
+# endif
+ vsnprintf(status, size+1, format, xvalist);
+#else
+ /* We cannot copy the va_list, so make sure we
+ * walk it just _once_.
+ */
+ status=new char[300];
+ vsnprintf(status, 300, format, args);
+#endif
+ object->infoMessage(QString::fromLocal8Bit(status));
+ delete [] status;
+}