Mercurial Repositories > eric / file comparison
comparison: Plugins/VcsPlugins/vcsSubversion/SvnRepoBrowserDialog.py
Plugins/VcsPlugins/vcsSubversion/SvnRepoBrowserDialog.py
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2007 - 2009 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the subversion repository browser dialog. | |
| 8 """ | |
| 9 | |
| 10 import os | |
| 11 | |
| 12 from PyQt4.QtGui import * | |
| 13 from PyQt4.QtCore import * | |
| 14 | |
| 15 from Ui_SvnRepoBrowserDialog import Ui_SvnRepoBrowserDialog | |
| 16 | |
| 17 import UI.PixmapCache | |
| 18 | |
| 19 import Preferences | |
| 20 | |
| 21 class SvnRepoBrowserDialog(QDialog, Ui_SvnRepoBrowserDialog): | |
| 22 """ | |
| 23 Class implementing the subversion repository browser dialog. | |
| 24 """ | |
| 25 def __init__(self, vcs, mode = "browse", parent = None): | |
| 26 """ | |
| 27 Constructor | |
| 28 | |
| 29 @param vcs reference to the vcs object | |
| 30 @param mode mode of the dialog (string, "browse" or "select") | |
| 31 @param parent parent widget (QWidget) | |
| 32 """ | |
| 33 QDialog.__init__(self, parent) | |
| 34 self.setupUi(self) | |
| 35 | |
| 36 self.repoTree.headerItem().setText(self.repoTree.columnCount(), "") | |
| 37 self.repoTree.header().setSortIndicator(0, Qt.AscendingOrder) | |
| 38 | |
| 39 self.process = None | |
| 40 self.vcs = vcs | |
| 41 self.mode = mode | |
| 42 | |
| 43 if self.mode == "select": | |
| 44 self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(False) | |
| 45 self.buttonBox.button(QDialogButtonBox.Close).hide() | |
| 46 else: | |
| 47 self.buttonBox.button(QDialogButtonBox.Ok).hide() | |
| 48 self.buttonBox.button(QDialogButtonBox.Cancel).hide() | |
| 49 | |
| 50 self.__dirIcon = UI.PixmapCache.getIcon("dirClosed.png") | |
| 51 self.__fileIcon = UI.PixmapCache.getIcon("fileMisc.png") | |
| 52 | |
| 53 self.__urlRole = Qt.UserRole | |
| 54 self.__ignoreExpand = False | |
| 55 self.intercept = False | |
| 56 | |
| 57 self.__rx_dir = \ | |
| 58 QRegExp(r"""\s*([0-9]+)\s+(\w+)\s+((?:\w+\s+\d+|[0-9.]+\s+\w+)\s+[0-9:]+)\s+(.+)\s*""") | |
| 59 self.__rx_file = \ | |
| 60 QRegExp(r"""\s*([0-9]+)\s+(\w+)\s+([0-9]+)\s((?:\w+\s+\d+|[0-9.]+\s+\w+)\s+[0-9:]+)\s+(.+)\s*""") | |
| 61 | |
| 62 def closeEvent(self, e): | |
| 63 """ | |
| 64 Private slot implementing a close event handler. | |
| 65 | |
| 66 @param e close event (QCloseEvent) | |
| 67 """ | |
| 68 if self.process is not None and \ | |
| 69 self.process.state() != QProcess.NotRunning: | |
| 70 self.process.terminate() | |
| 71 QTimer.singleShot(2000, self.process, SLOT('kill()')) | |
| 72 self.process.waitForFinished(3000) | |
| 73 | |
| 74 e.accept() | |
| 75 | |
| 76 def __resort(self): | |
| 77 """ | |
| 78 Private method to resort the tree. | |
| 79 """ | |
| 80 self.repoTree.sortItems(self.repoTree.sortColumn(), | |
| 81 self.repoTree.header().sortIndicatorOrder()) | |
| 82 | |
| 83 def __resizeColumns(self): | |
| 84 """ | |
| 85 Private method to resize the tree columns. | |
| 86 """ | |
| 87 self.repoTree.header().resizeSections(QHeaderView.ResizeToContents) | |
| 88 self.repoTree.header().setStretchLastSection(True) | |
| 89 | |
| 90 def __generateItem(self, repopath, revision, author, size, date, | |
| 91 nodekind, url): | |
| 92 """ | |
| 93 Private method to generate a tree item in the repository tree. | |
| 94 | |
| 95 @param parent parent of the item to be created (QTreeWidget or QTreeWidgetItem) | |
| 96 @param repopath path of the item (string) | |
| 97 @param revision revision info (string) | |
| 98 @param author author info (string) | |
| 99 @param size size info (string) | |
| 100 @param date date info (string) | |
| 101 @param nodekind node kind info (string, "dir" or "file") | |
| 102 @param url url of the entry (string) | |
| 103 @return reference to the generated item (QTreeWidgetItem) | |
| 104 """ | |
| 105 path = repopath | |
| 106 | |
| 107 itm = QTreeWidgetItem(self.parentItem, [ | |
| 108 path, | |
| 109 revision, | |
| 110 author, | |
| 111 size, | |
| 112 date, | |
| 113 ]) | |
| 114 | |
| 115 if nodekind == "dir": | |
| 116 itm.setIcon(0, self.__dirIcon) | |
| 117 itm.setChildIndicatorPolicy(QTreeWidgetItem.ShowIndicator) | |
| 118 elif nodekind == "file": | |
| 119 itm.setIcon(0, self.__fileIcon) | |
| 120 | |
| 121 itm.setData(0, self.__urlRole, QVariant(url)) | |
| 122 | |
| 123 itm.setTextAlignment(0, Qt.AlignLeft) | |
| 124 itm.setTextAlignment(1, Qt.AlignRight) | |
| 125 itm.setTextAlignment(2, Qt.AlignLeft) | |
| 126 itm.setTextAlignment(3, Qt.AlignRight) | |
| 127 itm.setTextAlignment(4, Qt.AlignLeft) | |
| 128 | |
| 129 return itm | |
| 130 | |
| 131 def __repoRoot(self, url): | |
| 132 """ | |
| 133 Private method to get the repository root using the svn info command. | |
| 134 | |
| 135 @param url the repository URL to browser (string) | |
| 136 @return repository root (string) | |
| 137 """ | |
| 138 ioEncoding = Preferences.getSystem("IOEncoding") | |
| 139 repoRoot = None | |
| 140 | |
| 141 process = QProcess() | |
| 142 | |
| 143 args = [] | |
| 144 args.append('info') | |
| 145 self.vcs.addArguments(args, self.vcs.options['global']) | |
| 146 args.append('--xml') | |
| 147 args.append(url) | |
| 148 | |
| 149 process.start('svn', args) | |
| 150 procStarted = process.waitForStarted() | |
| 151 if procStarted: | |
| 152 finished = process.waitForFinished(30000) | |
| 153 if finished: | |
| 154 if process.exitCode() == 0: | |
| 155 output = unicode(process.readAllStandardOutput(), | |
| 156 ioEncoding, 'replace') | |
| 157 for line in output.splitlines(): | |
| 158 line = line.strip() | |
| 159 if line.startswith('<root>'): | |
| 160 repoRoot = line.replace('<root>', '').replace('</root>', '') | |
| 161 break | |
| 162 else: | |
| 163 error = unicode(process.readAllStandardError()) | |
| 164 self.errors.insertPlainText(error) | |
| 165 self.errors.ensureCursorVisible() | |
| 166 else: | |
| 167 QApplication.restoreOverrideCursor() | |
| 168 QMessageBox.critical(None, | |
| 169 self.trUtf8('Process Generation Error'), | |
| 170 self.trUtf8( | |
| 171 'The process {0} could not be started. ' | |
| 172 'Ensure, that it is in the search path.' | |
| 173 ).format('svn')) | |
| 174 return repoRoot | |
| 175 | |
| 176 def __listRepo(self, url, parent = None): | |
| 177 """ | |
| 178 Private method to perform the svn list command. | |
| 179 | |
| 180 @param url the repository URL to browse (string) | |
| 181 @param parent reference to the item, the data should be appended to | |
| 182 (QTreeWidget or QTreeWidgetItem) | |
| 183 """ | |
| 184 QApplication.setOverrideCursor(QCursor(Qt.WaitCursor)) | |
| 185 QApplication.processEvents() | |
| 186 | |
| 187 self.repoUrl = url | |
| 188 | |
| 189 if parent is None: | |
| 190 self.parentItem = self.repoTree | |
| 191 else: | |
| 192 self.parentItem = parent | |
| 193 | |
| 194 if self.parentItem == self.repoTree: | |
| 195 repoRoot = self.__repoRoot(url) | |
| 196 if repoRoot is None: | |
| 197 self.__finish() | |
| 198 return | |
| 199 self.__ignoreExpand = True | |
| 200 itm = self.__generateItem(repoRoot, "", "", "", "", "dir", repoRoot) | |
| 201 itm.setExpanded(True) | |
| 202 self.parentItem = itm | |
| 203 urlPart = repoRoot | |
| 204 for element in url.replace(repoRoot, "").split("/"): | |
| 205 if element: | |
| 206 urlPart = "%s/%s" % (urlPart, element) | |
| 207 itm = self.__generateItem(element, "", "", "", "", "dir", urlPart) | |
| 208 itm.setExpanded(True) | |
| 209 self.parentItem = itm | |
| 210 itm.setExpanded(False) | |
| 211 self.__ignoreExpand = False | |
| 212 self.__finish() | |
| 213 return | |
| 214 | |
| 215 self.intercept = False | |
| 216 | |
| 217 if self.process: | |
| 218 self.process.kill() | |
| 219 else: | |
| 220 self.process = QProcess() | |
| 221 self.connect(self.process, SIGNAL('finished(int, QProcess::ExitStatus)'), | |
| 222 self.__procFinished) | |
| 223 self.connect(self.process, SIGNAL('readyReadStandardOutput()'), | |
| 224 self.__readStdout) | |
| 225 self.connect(self.process, SIGNAL('readyReadStandardError()'), | |
| 226 self.__readStderr) | |
| 227 | |
| 228 args = [] | |
| 229 args.append('list') | |
| 230 self.vcs.addArguments(args, self.vcs.options['global']) | |
| 231 if '--verbose' not in self.vcs.options['global']: | |
| 232 args.append('--verbose') | |
| 233 args.append(url) | |
| 234 | |
| 235 self.process.start('svn', args) | |
| 236 procStarted = self.process.waitForStarted() | |
| 237 if not procStarted: | |
| 238 self.__finish() | |
| 239 self.inputGroup.setEnabled(False) | |
| 240 QMessageBox.critical(None, | |
| 241 self.trUtf8('Process Generation Error'), | |
| 242 self.trUtf8( | |
| 243 'The process {0} could not be started. ' | |
| 244 'Ensure, that it is in the search path.' | |
| 245 ).format('svn')) | |
| 246 else: | |
| 247 self.inputGroup.setEnabled(True) | |
| 248 | |
| 249 def __normalizeUrl(self, url): | |
| 250 """ | |
| 251 Private method to normalite the url. | |
| 252 | |
| 253 @param url the url to normalize (string) | |
| 254 @return normalized URL (string) | |
| 255 """ | |
| 256 if url.endswith("/"): | |
| 257 return url[:-1] | |
| 258 return url | |
| 259 | |
| 260 def start(self, url): | |
| 261 """ | |
| 262 Public slot to start the svn info command. | |
| 263 | |
| 264 @param url the repository URL to browser (string) | |
| 265 """ | |
| 266 self.url = "" | |
| 267 | |
| 268 self.urlCombo.addItem(self.__normalizeUrl(url)) | |
| 269 | |
| 270 @pyqtSlot(str) | |
| 271 def on_urlCombo_currentIndexChanged(self, text): | |
| 272 """ | |
| 273 Private slot called, when a new repository URL is entered or selected. | |
| 274 | |
| 275 @param text the text of the current item (string) | |
| 276 """ | |
| 277 url = self.__normalizeUrl(text) | |
| 278 if url != self.url: | |
| 279 self.url = url | |
| 280 self.repoTree.clear() | |
| 281 self.__listRepo(url) | |
| 282 | |
| 283 @pyqtSlot(QTreeWidgetItem) | |
| 284 def on_repoTree_itemExpanded(self, item): | |
| 285 """ | |
| 286 Private slot called when an item is expanded. | |
| 287 | |
| 288 @param item reference to the item to be expanded (QTreeWidgetItem) | |
| 289 """ | |
| 290 if not self.__ignoreExpand: | |
| 291 url = item.data(0, self.__urlRole).toString() | |
| 292 self.__listRepo(url, item) | |
| 293 | |
| 294 @pyqtSlot(QTreeWidgetItem) | |
| 295 def on_repoTree_itemCollapsed(self, item): | |
| 296 """ | |
| 297 Private slot called when an item is collapsed. | |
| 298 | |
| 299 @param item reference to the item to be collapsed (QTreeWidgetItem) | |
| 300 """ | |
| 301 for child in item.takeChildren(): | |
| 302 del child | |
| 303 | |
| 304 @pyqtSlot() | |
| 305 def on_repoTree_itemSelectionChanged(self): | |
| 306 """ | |
| 307 Private slot called when the selection changes. | |
| 308 """ | |
| 309 if self.mode == "select": | |
| 310 self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(True) | |
| 311 | |
| 312 def accept(self): | |
| 313 """ | |
| 314 Public slot called when the dialog is accepted. | |
| 315 """ | |
| 316 if self.focusWidget() == self.urlCombo: | |
| 317 return | |
| 318 | |
| 319 QDialog.accept(self) | |
| 320 | |
| 321 def getSelectedUrl(self): | |
| 322 """ | |
| 323 Public method to retrieve the selected repository URL. | |
| 324 | |
| 325 @return the selected repository URL (string) | |
| 326 """ | |
| 327 items = self.repoTree.selectedItems() | |
| 328 if len(items) == 1: | |
| 329 return items[0].data(0, self.__urlRole).toString() | |
| 330 else: | |
| 331 return "" | |
| 332 | |
| 333 def __finish(self): | |
| 334 """ | |
| 335 Private slot called when the process finished or the user pressed the button. | |
| 336 """ | |
| 337 if self.process is not None and \ | |
| 338 self.process.state() != QProcess.NotRunning: | |
| 339 self.process.terminate() | |
| 340 QTimer.singleShot(2000, self.process, SLOT('kill()')) | |
| 341 self.process.waitForFinished(3000) | |
| 342 | |
| 343 self.inputGroup.setEnabled(False) | |
| 344 | |
| 345 self.repoTree.doItemsLayout() | |
| 346 self.__resizeColumns() | |
| 347 self.__resort() | |
| 348 QApplication.restoreOverrideCursor() | |
| 349 | |
| 350 def __procFinished(self, exitCode, exitStatus): | |
| 351 """ | |
| 352 Private slot connected to the finished signal. | |
| 353 | |
| 354 @param exitCode exit code of the process (integer) | |
| 355 @param exitStatus exit status of the process (QProcess.ExitStatus) | |
| 356 """ | |
| 357 self.__finish() | |
| 358 | |
| 359 def __readStdout(self): | |
| 360 """ | |
| 361 Private slot to handle the readyReadStandardOutput signal. | |
| 362 | |
| 363 It reads the output of the process, formats it and inserts it into | |
| 364 the contents pane. | |
| 365 """ | |
| 366 if self.process is not None: | |
| 367 self.process.setReadChannel(QProcess.StandardOutput) | |
| 368 | |
| 369 while self.process.canReadLine(): | |
| 370 s = unicode(self.process.readLine()) | |
| 371 if self.__rx_dir.exactMatch(s): | |
| 372 revision = self.__rx_dir.cap(1) | |
| 373 author = self.__rx_dir.cap(2) | |
| 374 date = self.__rx_dir.cap(3) | |
| 375 name = self.__rx_dir.cap(4).strip() | |
| 376 if name.endswith("/"): | |
| 377 name = name[:-1] | |
| 378 size = "" | |
| 379 nodekind = "dir" | |
| 380 elif self.__rx_file.exactMatch(s): | |
| 381 revision = self.__rx_file.cap(1) | |
| 382 author = self.__rx_file.cap(2) | |
| 383 size = self.__rx_file.cap(3) | |
| 384 date = self.__rx_file.cap(4) | |
| 385 name = self.__rx_file.cap(5).strip() | |
| 386 nodekind = "file" | |
| 387 else: | |
| 388 continue | |
| 389 url = "%s/%s" % (self.repoUrl, name) | |
| 390 self.__generateItem(name, revision, author, size, date, nodekind, url) | |
| 391 | |
| 392 def __readStderr(self): | |
| 393 """ | |
| 394 Private slot to handle the readyReadStandardError signal. | |
| 395 | |
| 396 It reads the error output of the process and inserts it into the | |
| 397 error pane. | |
| 398 """ | |
| 399 if self.process is not None: | |
| 400 s = unicode(self.process.readAllStandardError()) | |
| 401 self.errors.insertPlainText(s) | |
| 402 self.errors.ensureCursorVisible() | |
| 403 | |
| 404 def on_passwordCheckBox_toggled(self, isOn): | |
| 405 """ | |
| 406 Private slot to handle the password checkbox toggled. | |
| 407 | |
| 408 @param isOn flag indicating the status of the check box (boolean) | |
| 409 """ | |
| 410 if isOn: | |
| 411 self.input.setEchoMode(QLineEdit.Password) | |
| 412 else: | |
| 413 self.input.setEchoMode(QLineEdit.Normal) | |
| 414 | |
| 415 @pyqtSlot() | |
| 416 def on_sendButton_clicked(self): | |
| 417 """ | |
| 418 Private slot to send the input to the subversion process. | |
| 419 """ | |
| 420 input = self.input.text() | |
| 421 input += os.linesep | |
| 422 | |
| 423 if self.passwordCheckBox.isChecked(): | |
| 424 self.errors.insertPlainText(os.linesep) | |
| 425 self.errors.ensureCursorVisible() | |
| 426 else: | |
| 427 self.errors.insertPlainText(input) | |
| 428 self.errors.ensureCursorVisible() | |
| 429 | |
| 430 self.process.write(input) | |
| 431 | |
| 432 self.passwordCheckBox.setChecked(False) | |
| 433 self.input.clear() | |
| 434 | |
| 435 def on_input_returnPressed(self): | |
| 436 """ | |
| 437 Private slot to handle the press of the return key in the input field. | |
| 438 """ | |
| 439 self.intercept = True | |
| 440 self.on_sendButton_clicked() | |
| 441 | |
| 442 def keyPressEvent(self, evt): | |
| 443 """ | |
| 444 Protected slot to handle a key press event. | |
| 445 | |
| 446 @param evt the key press event (QKeyEvent) | |
| 447 """ | |
| 448 if self.intercept: | |
| 449 self.intercept = False | |
| 450 evt.accept() | |
| 451 return | |
| 452 QWidget.keyPressEvent(self, evt) | |
| 453 |
