Documentation/Source/eric5.Helpviewer.Sync.FtpSyncHandler.html

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<h1>eric5.Helpviewer.Sync.FtpSyncHandler</h1>
<p>
Module implementing a synchronization handler using FTP.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#FtpSyncHandler">FtpSyncHandler</a></td>
<td>Class implementing a synchronization handler using FTP.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="FtpSyncHandler" ID="FtpSyncHandler"></a>
<h2>FtpSyncHandler</h2>
<p>
    Class implementing a synchronization handler using FTP.
</p><h3>Signals</h3>
<dl>
<dt>syncError(message)</dt>
<dd>
emitted for a general error with the error message (string)
</dd><dt>syncFinished(type_, done, download)</dt>
<dd>
emitted after a synchronization has
        finished (string one of "bookmarks", "history", "passwords", "useragents" or
        "speeddial", boolean, boolean)
</dd><dt>syncMessage(message)</dt>
<dd>
emitted to send a message about synchronization (string)
</dd><dt>syncStatus(type_, message)</dt>
<dd>
emitted to indicate the synchronization
        status (string one of "bookmarks", "history", "passwords", "useragents" or
        "speeddial", string)
</dd>
</dl>
<h3>Derived from</h3>
SyncHandler
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#FtpSyncHandler.__init__">FtpSyncHandler</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__changeToStore">__changeToStore</a></td>
<td>Private slot to change to the storage directory.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__connectAndLogin">__connectAndLogin</a></td>
<td>Private method to connect to the FTP server and log in.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__dirListCallback">__dirListCallback</a></td>
<td>Private slot handling the receipt of directory listing lines.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__doFtpCommands">__doFtpCommands</a></td>
<td>Private slot executing the sequence of FTP commands.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__doFtpLogin">__doFtpLogin</a></td>
<td>Private method to do the FTP login with asking for a username and password, if the login fails with an error 530.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__downloadFile">__downloadFile</a></td>
<td>Private method to downlaod the given file.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__downloadFileCallback">__downloadFileCallback</a></td>
<td>Private method receiving the downloaded data.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__idleTimeout">__idleTimeout</a></td>
<td>Private slot to prevent a disconnect from the server.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__initialSync">__initialSync</a></td>
<td>Private slot to do the initial synchronization.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__initialSyncFile">__initialSyncFile</a></td>
<td>Private method to do the initial synchronization of the given file.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__syncFile">__syncFile</a></td>
<td>Private method to synchronize the given file.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.__uploadFile">__uploadFile</a></td>
<td>Private method to upload the given file.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.initialLoadAndCheck">initialLoadAndCheck</a></td>
<td>Public method to do the initial check.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.shutdown">shutdown</a></td>
<td>Public method to shut down the handler.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.syncBookmarks">syncBookmarks</a></td>
<td>Public method to synchronize the bookmarks.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.syncHistory">syncHistory</a></td>
<td>Public method to synchronize the history.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.syncPasswords">syncPasswords</a></td>
<td>Public method to synchronize the passwords.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.syncSpeedDial">syncSpeedDial</a></td>
<td>Public method to synchronize the speed dial data.</td>
</tr><tr>
<td><a href="#FtpSyncHandler.syncUserAgents">syncUserAgents</a></td>
<td>Public method to synchronize the user agents.</td>
</tr>
</table>
<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<a NAME="FtpSyncHandler.__init__" ID="FtpSyncHandler.__init__"></a>
<h4>FtpSyncHandler (Constructor)</h4>
<b>FtpSyncHandler</b>(<i>parent=None</i>)
<p>
        Constructor
</p><dl>
<dt><i>parent</i></dt>
<dd>
reference to the parent object (QObject)
</dd>
</dl><a NAME="FtpSyncHandler.__changeToStore" ID="FtpSyncHandler.__changeToStore"></a>
<h4>FtpSyncHandler.__changeToStore</h4>
<b>__changeToStore</b>(<i></i>)
<p>
        Private slot to change to the storage directory.
</p><p>
        This action will create the storage path on the server, if it
        does not exist. Upon return, the current directory of the server
        is the sync directory.
</p><a NAME="FtpSyncHandler.__connectAndLogin" ID="FtpSyncHandler.__connectAndLogin"></a>
<h4>FtpSyncHandler.__connectAndLogin</h4>
<b>__connectAndLogin</b>(<i></i>)
<p>
        Private method to connect to the FTP server and log in.
</p><dl>
<dt>Returns:</dt>
<dd>
flag indicating a successful log in (boolean)
</dd>
</dl><a NAME="FtpSyncHandler.__dirListCallback" ID="FtpSyncHandler.__dirListCallback"></a>
<h4>FtpSyncHandler.__dirListCallback</h4>
<b>__dirListCallback</b>(<i>line</i>)
<p>
        Private slot handling the receipt of directory listing lines.
</p><dl>
<dt><i>line</i></dt>
<dd>
the received line of the directory listing (string)
</dd>
</dl><a NAME="FtpSyncHandler.__doFtpCommands" ID="FtpSyncHandler.__doFtpCommands"></a>
<h4>FtpSyncHandler.__doFtpCommands</h4>
<b>__doFtpCommands</b>(<i></i>)
<p>
        Private slot executing the sequence of FTP commands.
</p><a NAME="FtpSyncHandler.__doFtpLogin" ID="FtpSyncHandler.__doFtpLogin"></a>
<h4>FtpSyncHandler.__doFtpLogin</h4>
<b>__doFtpLogin</b>(<i>username, password</i>)
<p>
        Private method to do the FTP login with asking for a username and password,
        if the login fails with an error 530.
</p><dl>
<dt><i>username</i></dt>
<dd>
user name to use for the login (string)
</dd><dt><i>password</i></dt>
<dd>
password to use for the login (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
tuple of two flags indicating a successful login and
            if the login should be retried (boolean, boolean)
</dd>
</dl><a NAME="FtpSyncHandler.__downloadFile" ID="FtpSyncHandler.__downloadFile"></a>
<h4>FtpSyncHandler.__downloadFile</h4>
<b>__downloadFile</b>(<i>type_, fileName, timestamp</i>)
<p>
        Private method to downlaod the given file.
</p><dl>
<dt><i>type_</i></dt>
<dd>
type of the synchronization event (string one
            of "bookmarks", "history", "passwords", "useragents" or "speeddial")
</dd><dt><i>fileName</i></dt>
<dd>
name of the file to be downloaded (string)
</dd><dt><i>timestamp</i></dt>
<dd>
time stamp in seconds of the file to be downloaded (int)
</dd>
</dl><a NAME="FtpSyncHandler.__downloadFileCallback" ID="FtpSyncHandler.__downloadFileCallback"></a>
<h4>FtpSyncHandler.__downloadFileCallback</h4>
<b>__downloadFileCallback</b>(<i>buffer, data</i>)
<p>
        Private method receiving the downloaded data.
</p><dl>
<dt><i>buffer</i></dt>
<dd>
reference to the buffer (io.BytesIO)
</dd><dt><i>data</i></dt>
<dd>
byte string to store in the buffer (bytes)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
number of bytes written to the buffer (integer)
</dd>
</dl><a NAME="FtpSyncHandler.__idleTimeout" ID="FtpSyncHandler.__idleTimeout"></a>
<h4>FtpSyncHandler.__idleTimeout</h4>
<b>__idleTimeout</b>(<i></i>)
<p>
        Private slot to prevent a disconnect from the server.
</p><a NAME="FtpSyncHandler.__initialSync" ID="FtpSyncHandler.__initialSync"></a>
<h4>FtpSyncHandler.__initialSync</h4>
<b>__initialSync</b>(<i></i>)
<p>
        Private slot to do the initial synchronization.
</p><a NAME="FtpSyncHandler.__initialSyncFile" ID="FtpSyncHandler.__initialSyncFile"></a>
<h4>FtpSyncHandler.__initialSyncFile</h4>
<b>__initialSyncFile</b>(<i>type_, fileName</i>)
<p>
        Private method to do the initial synchronization of the given file.
</p><dl>
<dt><i>type_</i></dt>
<dd>
type of the synchronization event (string one
            of "bookmarks", "history", "passwords", "useragents" or "speeddial")
</dd><dt><i>fileName</i></dt>
<dd>
name of the file to be synchronized (string)
</dd>
</dl><a NAME="FtpSyncHandler.__syncFile" ID="FtpSyncHandler.__syncFile"></a>
<h4>FtpSyncHandler.__syncFile</h4>
<b>__syncFile</b>(<i>type_, fileName</i>)
<p>
        Private method to synchronize the given file.
</p><dl>
<dt><i>type_</i></dt>
<dd>
type of the synchronization event (string one
            of "bookmarks", "history", "passwords", "useragents" or "speeddial")
</dd><dt><i>fileName</i></dt>
<dd>
name of the file to be synchronized (string)
</dd>
</dl><a NAME="FtpSyncHandler.__uploadFile" ID="FtpSyncHandler.__uploadFile"></a>
<h4>FtpSyncHandler.__uploadFile</h4>
<b>__uploadFile</b>(<i>type_, fileName</i>)
<p>
        Private method to upload the given file.
</p><dl>
<dt><i>type_</i></dt>
<dd>
type of the synchronization event (string one
            of "bookmarks", "history", "passwords", "useragents" or "speeddial")
</dd><dt><i>fileName</i></dt>
<dd>
name of the file to be uploaded (string)
</dd>
</dl><a NAME="FtpSyncHandler.initialLoadAndCheck" ID="FtpSyncHandler.initialLoadAndCheck"></a>
<h4>FtpSyncHandler.initialLoadAndCheck</h4>
<b>initialLoadAndCheck</b>(<i>forceUpload</i>)
<p>
        Public method to do the initial check.
</p><dl>
<dt><i>forceUpload=</i></dt>
<dd>
flag indicating a forced upload of the files (boolean)
</dd>
</dl><a NAME="FtpSyncHandler.shutdown" ID="FtpSyncHandler.shutdown"></a>
<h4>FtpSyncHandler.shutdown</h4>
<b>shutdown</b>(<i></i>)
<p>
        Public method to shut down the handler.
</p><a NAME="FtpSyncHandler.syncBookmarks" ID="FtpSyncHandler.syncBookmarks"></a>
<h4>FtpSyncHandler.syncBookmarks</h4>
<b>syncBookmarks</b>(<i></i>)
<p>
        Public method to synchronize the bookmarks.
</p><a NAME="FtpSyncHandler.syncHistory" ID="FtpSyncHandler.syncHistory"></a>
<h4>FtpSyncHandler.syncHistory</h4>
<b>syncHistory</b>(<i></i>)
<p>
        Public method to synchronize the history.
</p><a NAME="FtpSyncHandler.syncPasswords" ID="FtpSyncHandler.syncPasswords"></a>
<h4>FtpSyncHandler.syncPasswords</h4>
<b>syncPasswords</b>(<i></i>)
<p>
        Public method to synchronize the passwords.
</p><a NAME="FtpSyncHandler.syncSpeedDial" ID="FtpSyncHandler.syncSpeedDial"></a>
<h4>FtpSyncHandler.syncSpeedDial</h4>
<b>syncSpeedDial</b>(<i></i>)
<p>
        Public method to synchronize the speed dial data.
</p><a NAME="FtpSyncHandler.syncUserAgents" ID="FtpSyncHandler.syncUserAgents"></a>
<h4>FtpSyncHandler.syncUserAgents</h4>
<b>syncUserAgents</b>(<i></i>)
<p>
        Public method to synchronize the user agents.
</p>
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