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<h1>Source code for terminatorlib.plugins.logger</h1><div class="highlight"><pre>
<span class="c">#!/usr/bin/python</span>
<span class="c"># Plugin by Sinan Nalkaya &lt;sardok@gmail.com&gt;</span>
<span class="c"># See LICENSE of Terminator package.</span>
<span class="sd">&quot;&quot;&quot; logger.py - Terminator Plugin to log &#39;content&#39; of individual</span>
<span class="sd">terminals &quot;&quot;&quot;</span>
<span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">sys</span>
<span class="kn">import</span> <span class="nn">gtk</span>
<span class="kn">import</span> <span class="nn">terminatorlib.plugin</span> <span class="kn">as</span> <span class="nn">plugin</span>
<span class="kn">from</span> <span class="nn">terminatorlib.translation</span> <span class="kn">import</span> <span class="n">_</span>
<span class="n">AVAILABLE</span> <span class="o">=</span> <span class="p">[</span><span class="s">&#39;Logger&#39;</span><span class="p">]</span>
<div class="viewcode-block" id="Logger"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger">[docs]</a><span class="k">class</span> <span class="nc">Logger</span><span class="p">(</span><span class="n">plugin</span><span class="o">.</span><span class="n">MenuItem</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; Add custom command to the terminal menu&quot;&quot;&quot;</span>
<span class="n">capabilities</span> <span class="o">=</span> <span class="p">[</span><span class="s">&#39;terminal_menu&#39;</span><span class="p">]</span>
<span class="n">loggers</span> <span class="o">=</span> <span class="bp">None</span>
<span class="n">dialog_action</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">FILE_CHOOSER_ACTION_SAVE</span>
<span class="n">dialog_buttons</span> <span class="o">=</span> <span class="p">(</span><span class="n">gtk</span><span class="o">.</span><span class="n">STOCK_CANCEL</span><span class="p">,</span> <span class="n">gtk</span><span class="o">.</span><span class="n">RESPONSE_CANCEL</span><span class="p">,</span>
<span class="n">gtk</span><span class="o">.</span><span class="n">STOCK_SAVE</span><span class="p">,</span> <span class="n">gtk</span><span class="o">.</span><span class="n">RESPONSE_OK</span><span class="p">)</span>
<div class="viewcode-block" id="Logger.__init__"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.__init__">[docs]</a> <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">plugin</span><span class="o">.</span><span class="n">MenuItem</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loggers</span> <span class="o">=</span> <span class="p">{}</span>
</div>
<div class="viewcode-block" id="Logger.callback"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.callback">[docs]</a> <span class="k">def</span> <span class="nf">callback</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">menuitems</span><span class="p">,</span> <span class="n">menu</span><span class="p">,</span> <span class="n">terminal</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; Add save menu item to the menu&quot;&quot;&quot;</span>
<span class="n">vte_terminal</span> <span class="o">=</span> <span class="n">terminal</span><span class="o">.</span><span class="n">get_vte</span><span class="p">()</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="o">.</span><span class="n">has_key</span><span class="p">(</span><span class="n">vte_terminal</span><span class="p">):</span>
<span class="n">item</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">MenuItem</span><span class="p">(</span><span class="n">_</span><span class="p">(</span><span class="s">&#39;Start _Logger&#39;</span><span class="p">))</span>
<span class="n">item</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="s">&quot;activate&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">start_logger</span><span class="p">,</span> <span class="n">terminal</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">item</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">MenuItem</span><span class="p">(</span><span class="n">_</span><span class="p">(</span><span class="s">&#39;Stop _Logger&#39;</span><span class="p">))</span>
<span class="n">item</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="s">&quot;activate&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">stop_logger</span><span class="p">,</span> <span class="n">terminal</span><span class="p">)</span>
<span class="n">item</span><span class="o">.</span><span class="n">set_has_tooltip</span><span class="p">(</span><span class="bp">True</span><span class="p">)</span>
<span class="n">item</span><span class="o">.</span><span class="n">set_tooltip_text</span><span class="p">(</span><span class="s">&quot;Saving at &#39;&quot;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;filepath&quot;</span><span class="p">]</span> <span class="o">+</span> <span class="s">&quot;&#39;&quot;</span><span class="p">)</span>
<span class="n">menuitems</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Logger.write_content"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.write_content">[docs]</a> <span class="k">def</span> <span class="nf">write_content</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">terminal</span><span class="p">,</span> <span class="n">row_start</span><span class="p">,</span> <span class="n">col_start</span><span class="p">,</span> <span class="n">row_end</span><span class="p">,</span> <span class="n">col_end</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; Final function to write a file &quot;&quot;&quot;</span>
<span class="n">content</span> <span class="o">=</span> <span class="n">terminal</span><span class="o">.</span><span class="n">get_text_range</span><span class="p">(</span><span class="n">row_start</span><span class="p">,</span> <span class="n">col_start</span><span class="p">,</span> <span class="n">row_end</span><span class="p">,</span> <span class="n">col_end</span><span class="p">,</span>
<span class="k">lambda</span> <span class="o">*</span><span class="n">a</span><span class="p">:</span> <span class="bp">True</span><span class="p">)</span>
<span class="n">fd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">terminal</span><span class="p">][</span><span class="s">&quot;fd&quot;</span><span class="p">]</span>
<span class="c"># Don&#39;t write the last char which is always &#39;\n&#39;</span>
<span class="n">fd</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">content</span><span class="p">[:</span><span class="o">-</span><span class="mi">1</span><span class="p">])</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">terminal</span><span class="p">][</span><span class="s">&quot;col&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">col_end</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">terminal</span><span class="p">][</span><span class="s">&quot;row&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">row_end</span>
</div>
<div class="viewcode-block" id="Logger.save"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.save">[docs]</a> <span class="k">def</span> <span class="nf">save</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">terminal</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; &#39;contents-changed&#39; callback &quot;&quot;&quot;</span>
<span class="n">last_saved_col</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">terminal</span><span class="p">][</span><span class="s">&quot;col&quot;</span><span class="p">]</span>
<span class="n">last_saved_row</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">terminal</span><span class="p">][</span><span class="s">&quot;row&quot;</span><span class="p">]</span>
<span class="p">(</span><span class="n">col</span><span class="p">,</span> <span class="n">row</span><span class="p">)</span> <span class="o">=</span> <span class="n">terminal</span><span class="o">.</span><span class="n">get_cursor_position</span><span class="p">()</span>
<span class="c"># Save only when buffer is nearly full,</span>
<span class="c"># for the sake of efficiency</span>
<span class="k">if</span> <span class="n">row</span> <span class="o">-</span> <span class="n">last_saved_row</span> <span class="o">&lt;</span> <span class="n">terminal</span><span class="o">.</span><span class="n">get_row_count</span><span class="p">():</span>
<span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">write_content</span><span class="p">(</span><span class="n">terminal</span><span class="p">,</span> <span class="n">last_saved_row</span><span class="p">,</span> <span class="n">last_saved_col</span><span class="p">,</span> <span class="n">row</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Logger.start_logger"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.start_logger">[docs]</a> <span class="k">def</span> <span class="nf">start_logger</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">_widget</span><span class="p">,</span> <span class="n">Terminal</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; Handle menu item callback by saving text to a file&quot;&quot;&quot;</span>
<span class="n">savedialog</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">FileChooserDialog</span><span class="p">(</span><span class="n">title</span><span class="o">=</span><span class="n">_</span><span class="p">(</span><span class="s">&quot;Save Log File As&quot;</span><span class="p">),</span>
<span class="n">action</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">dialog_action</span><span class="p">,</span>
<span class="n">buttons</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">dialog_buttons</span><span class="p">)</span>
<span class="n">savedialog</span><span class="o">.</span><span class="n">set_do_overwrite_confirmation</span><span class="p">(</span><span class="bp">True</span><span class="p">)</span>
<span class="n">savedialog</span><span class="o">.</span><span class="n">set_local_only</span><span class="p">(</span><span class="bp">True</span><span class="p">)</span>
<span class="n">savedialog</span><span class="o">.</span><span class="n">show_all</span><span class="p">()</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">savedialog</span><span class="o">.</span><span class="n">run</span><span class="p">()</span>
<span class="k">if</span> <span class="n">response</span> <span class="o">==</span> <span class="n">gtk</span><span class="o">.</span><span class="n">RESPONSE_OK</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">logfile</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">savedialog</span><span class="o">.</span><span class="n">get_current_folder</span><span class="p">(),</span>
<span class="n">savedialog</span><span class="o">.</span><span class="n">get_filename</span><span class="p">())</span>
<span class="n">fd</span> <span class="o">=</span> <span class="nb">open</span><span class="p">(</span><span class="n">logfile</span><span class="p">,</span> <span class="s">&#39;w+&#39;</span><span class="p">)</span>
<span class="c"># Save log file path, </span>
<span class="c"># associated file descriptor, signal handler id</span>
<span class="c"># and last saved col,row positions respectively.</span>
<span class="n">vte_terminal</span> <span class="o">=</span> <span class="n">Terminal</span><span class="o">.</span><span class="n">get_vte</span><span class="p">()</span>
<span class="p">(</span><span class="n">col</span><span class="p">,</span> <span class="n">row</span><span class="p">)</span> <span class="o">=</span> <span class="n">vte_terminal</span><span class="o">.</span><span class="n">get_cursor_position</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span><span class="s">&quot;filepath&quot;</span><span class="p">:</span><span class="n">logfile</span><span class="p">,</span>
<span class="s">&quot;handler_id&quot;</span><span class="p">:</span><span class="mi">0</span><span class="p">,</span> <span class="s">&quot;fd&quot;</span><span class="p">:</span><span class="n">fd</span><span class="p">,</span>
<span class="s">&quot;col&quot;</span><span class="p">:</span><span class="n">col</span><span class="p">,</span> <span class="s">&quot;row&quot;</span><span class="p">:</span><span class="n">row</span><span class="p">}</span>
<span class="c"># Add contents-changed callback</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;handler_id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">vte_terminal</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="s">&#39;contents-changed&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">save</span><span class="p">)</span>
<span class="k">except</span><span class="p">:</span>
<span class="n">e</span> <span class="o">=</span> <span class="n">sys</span><span class="o">.</span><span class="n">exc_info</span><span class="p">()[</span><span class="mi">1</span><span class="p">]</span>
<span class="n">error</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">MessageDialog</span><span class="p">(</span><span class="bp">None</span><span class="p">,</span> <span class="n">gtk</span><span class="o">.</span><span class="n">DIALOG_MODAL</span><span class="p">,</span> <span class="n">gtk</span><span class="o">.</span><span class="n">MESSAGE_ERROR</span><span class="p">,</span>
<span class="n">gtk</span><span class="o">.</span><span class="n">BUTTONS_OK</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">strerror</span><span class="p">)</span>
<span class="n">error</span><span class="o">.</span><span class="n">run</span><span class="p">()</span>
<span class="n">error</span><span class="o">.</span><span class="n">destroy</span><span class="p">()</span>
<span class="n">savedialog</span><span class="o">.</span><span class="n">destroy</span><span class="p">()</span>
</div>
<div class="viewcode-block" id="Logger.stop_logger"><a class="viewcode-back" href="../../../terminatorlib.plugins.html#terminatorlib.plugins.logger.Logger.stop_logger">[docs]</a> <span class="k">def</span> <span class="nf">stop_logger</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">_widget</span><span class="p">,</span> <span class="n">terminal</span><span class="p">):</span>
<span class="n">vte_terminal</span> <span class="o">=</span> <span class="n">terminal</span><span class="o">.</span><span class="n">get_vte</span><span class="p">()</span>
<span class="n">last_saved_col</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;col&quot;</span><span class="p">]</span>
<span class="n">last_saved_row</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;row&quot;</span><span class="p">]</span>
<span class="p">(</span><span class="n">col</span><span class="p">,</span> <span class="n">row</span><span class="p">)</span> <span class="o">=</span> <span class="n">vte_terminal</span><span class="o">.</span><span class="n">get_cursor_position</span><span class="p">()</span>
<span class="k">if</span> <span class="n">last_saved_col</span> <span class="o">!=</span> <span class="n">col</span> <span class="ow">or</span> <span class="n">last_saved_row</span> <span class="o">!=</span> <span class="n">row</span><span class="p">:</span>
<span class="c"># Save unwritten bufer to the file</span>
<span class="bp">self</span><span class="o">.</span><span class="n">write_content</span><span class="p">(</span><span class="n">vte_terminal</span><span class="p">,</span> <span class="n">last_saved_row</span><span class="p">,</span> <span class="n">last_saved_col</span><span class="p">,</span> <span class="n">row</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
<span class="n">fd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;fd&quot;</span><span class="p">]</span>
<span class="n">fd</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="n">vte_terminal</span><span class="o">.</span><span class="n">disconnect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">][</span><span class="s">&quot;handler_id&quot;</span><span class="p">])</span>
<span class="k">del</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">loggers</span><span class="p">[</span><span class="n">vte_terminal</span><span class="p">])</span></div></div>
</pre></div>
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