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Updated HTML docs
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599 changed files with 5455 additions and 5223 deletions
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@ -61,7 +61,7 @@ try to save some data to a <em>Rose</em> (an <a class="reference internal" href=
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2
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3
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4</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="c1"># saving</span>
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<span class="n">rose</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">has_thorns</span> <span class="o">=</span> <span class="bp">True</span>
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<span class="n">rose</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">has_thorns</span> <span class="o">=</span> <span class="kc">True</span>
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<span class="c1"># getting it back</span>
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<span class="n">is_ouch</span> <span class="o">=</span> <span class="n">rose</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">has_thorns</span>
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</pre></div>
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@ -75,7 +75,7 @@ throughout the life of the server now, until you deliberately remove them.</p>
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2
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3
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4</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="c1"># saving</span>
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<span class="n">rose</span><span class="o">.</span><span class="n">ndb</span><span class="o">.</span><span class="n">has_thorns</span> <span class="o">=</span> <span class="bp">True</span>
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<span class="n">rose</span><span class="o">.</span><span class="n">ndb</span><span class="o">.</span><span class="n">has_thorns</span> <span class="o">=</span> <span class="kc">True</span>
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<span class="c1"># getting it back</span>
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<span class="n">is_ouch</span> <span class="o">=</span> <span class="n">rose</span><span class="o">.</span><span class="n">ndb</span><span class="o">.</span><span class="n">has_thorns</span>
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</pre></div>
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@ -137,9 +137,9 @@ access and editing. The <code class="docutils literal notranslate"><span class="
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<span class="n">obj</span> <span class="o">=</span> <span class="n">evennia</span><span class="o">.</span><span class="n">search_object</span><span class="p">(</span><span class="s2">"MyObject"</span><span class="p">)</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="s2">"test"</span><span class="p">,</span> <span class="s2">"testvalue"</span><span class="p">)</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test</span><span class="p">)</span> <span class="c1"># prints "testvalue"</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"test"</span><span class="p">))</span> <span class="c1"># "</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">all</span><span class="p">())</span> <span class="c1"># prints [<AttributeObject>]</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test</span><span class="p">)</span> <span class="c1"># prints "testvalue"</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"test"</span><span class="p">))</span> <span class="c1"># "</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">all</span><span class="p">())</span> <span class="c1"># prints [<AttributeObject>]</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="s2">"test"</span><span class="p">)</span>
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</pre></div>
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</td></tr></table></div>
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@ -257,7 +257,7 @@ such hidden database objects is <em>not</em> supported and will lead to errors!<
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12
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13</pre></div></td><td class="code"><div class="highlight"><pre><span></span><span class="c1"># Examples of valid single-value attribute data:</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test1</span> <span class="o">=</span> <span class="mi">23</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test1</span> <span class="o">=</span> <span class="bp">False</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test1</span> <span class="o">=</span> <span class="kc">False</span>
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<span class="c1"># a database object (will be stored as an internal representation)</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">test2</span> <span class="o">=</span> <span class="n">myobj</span>
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@ -352,8 +352,8 @@ variable, e.g. <code class="docutils literal notranslate"><span class="pre">myli
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5</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">]</span>
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<span class="n">mylist</span> <span class="o">=</span> <span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span>
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<span class="n">mylist</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span> <span class="o">=</span> <span class="mi">5</span> <span class="c1"># this will also update database</span>
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<span class="k">print</span><span class="p">(</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is now [1,2,3,5]</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is also [1,2,3,5]</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is now [1,2,3,5]</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is also [1,2,3,5]</span>
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</pre></div>
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</td></tr></table></div>
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<p>To “disconnect” your extracted mutable variable from the database you simply need to convert the
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@ -366,8 +366,8 @@ variable, e.g. <code class="docutils literal notranslate"><span class="pre">myli
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5</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">]</span>
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<span class="n">mylist</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># convert to normal list</span>
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<span class="n">mylist</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span> <span class="o">=</span> <span class="mi">5</span>
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<span class="k">print</span><span class="p">(</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is now [1,2,3,5]</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is still [1,2,3,4]</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is now [1,2,3,5]</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mylist</span><span class="p">)</span> <span class="c1"># this is still [1,2,3,4]</span>
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</pre></div>
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</td></tr></table></div>
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<p>A further problem comes with <em>nested mutables</em>, like a dict containing lists of dicts or something
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@ -375,7 +375,7 @@ like that. Each of these nested mutables would be <code class="docutils literal
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disconnecting the outermost one of them would not disconnect those nested within. To make really
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sure you disonnect a nested structure entirely from the database, Evennia provides a special
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function <code class="docutils literal notranslate"><span class="pre">evennia.utils.dbserialize.deserialize</span></code>:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="kn">from</span> <span class="nn">evennia.utils.dbserialize</span> <span class="k">import</span> <span class="n">deserialize</span>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="kn">from</span> <span class="nn">evennia.utils.dbserialize</span> <span class="kn">import</span> <span class="n">deserialize</span>
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<span class="n">decoupled_mutables</span> <span class="o">=</span> <span class="n">deserialize</span><span class="p">(</span><span class="n">nested_mutables</span><span class="p">)</span>
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</pre></div>
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@ -399,7 +399,7 @@ already disconnected from the database from the onset.</p>
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<span class="c1"># this works but will NOT update database since outermost is a tuple</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mytup</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="mi">5</span>
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<span class="k">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mytup</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="mi">1</span><span class="p">])</span> <span class="c1"># this still returns 4, not 5</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mytup</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="mi">1</span><span class="p">])</span> <span class="c1"># this still returns 4, not 5</span>
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<span class="n">mytup1</span> <span class="o">=</span> <span class="n">obj</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">mytup</span> <span class="c1"># mytup1 is already disconnected from database since outermost</span>
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<span class="c1"># iterable is a tuple, so we can edit the internal list as we want</span>
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@ -430,7 +430,7 @@ The relevant lock types are</p>
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the AttributeHandler and set it to return the object instead of the value:</p>
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<div class="highlight-python notranslate"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre>1
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2</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="n">lockstring</span> <span class="o">=</span> <span class="s2">"attread:all();attredit:perm(Admins)"</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"myattr"</span><span class="p">,</span> <span class="n">return_obj</span><span class="o">=</span><span class="bp">True</span><span class="p">)</span><span class="o">.</span><span class="n">locks</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">lockstring</span><span class="p">)</span>
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<span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"myattr"</span><span class="p">,</span> <span class="n">return_obj</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span><span class="o">.</span><span class="n">locks</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">lockstring</span><span class="p">)</span>
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</pre></div>
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</td></tr></table></div>
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<p>Note the <code class="docutils literal notranslate"><span class="pre">return_obj</span></code> keyword which makes sure to return the <code class="docutils literal notranslate"><span class="pre">Attribute</span></code> object so its LockHandler
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@ -451,10 +451,10 @@ Attribute).</p>
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11</pre></div></td><td class="code"><div class="highlight"><pre><span></span> <span class="c1"># in some command code where we want to limit</span>
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<span class="c1"># setting of a given attribute name on an object</span>
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<span class="n">attr</span> <span class="o">=</span> <span class="n">obj</span><span class="o">.</span><span class="n">attributes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">attrname</span><span class="p">,</span>
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<span class="n">return_obj</span><span class="o">=</span><span class="bp">True</span><span class="p">,</span>
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<span class="n">return_obj</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span>
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<span class="n">accessing_obj</span><span class="o">=</span><span class="n">caller</span><span class="p">,</span>
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<span class="n">default</span><span class="o">=</span><span class="bp">None</span><span class="p">,</span>
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<span class="n">default_access</span><span class="o">=</span><span class="bp">False</span><span class="p">)</span>
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<span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
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<span class="n">default_access</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">attr</span><span class="p">:</span>
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<span class="n">caller</span><span class="o">.</span><span class="n">msg</span><span class="p">(</span><span class="s2">"You cannot edit that Attribute!"</span><span class="p">)</span>
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<span class="k">return</span>
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