<!DOCTYPE html> <html> <head> <meta content="text/html; charset=UTF-8" http-equiv="Content-Type"> <title>class Loader - TeensyMUD 3.0.0 Mud Server</title> <link type="text/css" media="screen" href="./rdoc.css" rel="stylesheet"> <script type="text/javascript"> var rdoc_rel_prefix = "./"; </script> <script type="text/javascript" charset="utf-8" src="./js/jquery.js"></script> <script type="text/javascript" charset="utf-8" src="./js/navigation.js"></script> <script type="text/javascript" charset="utf-8" src="./js/search_index.js"></script> <script type="text/javascript" charset="utf-8" src="./js/search.js"></script> <script type="text/javascript" charset="utf-8" src="./js/searcher.js"></script> <script type="text/javascript" charset="utf-8" src="./js/darkfish.js"></script> <body id="top" class="class"> <nav id="metadata"> <nav id="home-section" class="section"> <h3 class="section-header"> <a href="./index.html">Home</a> <a href="./table_of_contents.html#classes">Classes</a> <a href="./table_of_contents.html#methods">Methods</a> </h3> </nav> <nav id="search-section" class="section project-section" class="initially-hidden"> <form action="#" method="get" accept-charset="utf-8"> <h3 class="section-header"> <input type="text" name="search" placeholder="Search" id="search-field" title="Type to search, Up and Down to navigate, Enter to load"> </h3> </form> <ul id="search-results" class="initially-hidden"></ul> </nav> <div id="file-metadata"> <nav id="file-list-section" class="section"> <h3 class="section-header">Defined In</h3> <ul> <li>dbload.rb </ul> </nav> </div> <div id="class-metadata"> <nav id="parent-class-section" class="section"> <h3 class="section-header">Parent</h3> <p class="link"><a href="Object.html">Object</a> </nav> <!-- Method Quickref --> <nav id="method-list-section" class="section"> <h3 class="section-header">Methods</h3> <ul class="link-list"> <li><a href="#method-c-new">::new</a> <li><a href="#method-i-get_options">#get_options</a> <li><a 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href="./LineIO.html">LineIO</a> <li><a href="./Loader.html">Loader</a> <li><a href="./Log.html">Log</a> <li><a href="./Module.html">Module</a> <li><a href="./Obj.html">Obj</a> <li><a href="./ObjCmd.html">ObjCmd</a> <li><a href="./Object.html">Object</a> <li><a href="./PacketIO.html">PacketIO</a> <li><a href="./ProtocolStack.html">ProtocolStack</a> <li><a href="./Publisher.html">Publisher</a> <li><a href="./Reactor.html">Reactor</a> <li><a href="./Room.html">Room</a> <li><a href="./Root.html">Root</a> <li><a href="./Script.html">Script</a> <li><a href="./SdbmStore.html">SdbmStore</a> <li><a href="./Session.html">Session</a> <li><a href="./SockIO.html">SockIO</a> <li><a href="./Sqlite3Store.html">Sqlite3Store</a> <li><a href="./SqliteStore.html">SqliteStore</a> <li><a href="./Store.html">Store</a> <li><a href="./String.html">String</a> <li><a href="./TelnetCodes.html">TelnetCodes</a> <li><a href="./TelnetFilter.html">TelnetFilter</a> <li><a href="./TerminalFilter.html">TerminalFilter</a> <li><a href="./Timer.html">Timer</a> <li><a href="./Utility.html">Utility</a> <li><a href="./VT100Codes.html">VT100Codes</a> <li><a href="./World.html">World</a> <li><a href="./XmlStore.html">XmlStore</a> <li><a href="./YamlStore.html">YamlStore</a> </ul> </nav> </div> </nav> <div id="documentation"> <h1 class="class">class Loader</h1> <div id="description" class="description"> <p>This utility program loads a yaml file to a database</p> </div><!-- description --> <section id="5Buntitled-5D" class="documentation-section"> <!-- Constants --> <section id="constants-list" class="section"> <h3 class="section-header">Constants</h3> <dl> <dt id="DATABASES">DATABASES <dd class="description"> <dt id="VERSION">VERSION <dd class="description"> </dl> </section> <!-- Attributes --> <section id="attribute-method-details" class="method-section section"> <h3 class="section-header">Attributes</h3> <div id="attribute-i-opts" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">opts</span><span class="attribute-access-type">[RW]</span> </div> <div class="method-description"> </div> </div> </section><!-- attribute-method-details --> <!-- Methods --> <section id="public-class-5Buntitled-5D-method-details" class="method-section section"> <h3 class="section-header">Public Class Methods</h3> <div id="method-c-new" class="method-detail "> <div class="method-heading"> <span class="method-name">new</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="new-source"> <pre><span class="ruby-comment"># File dbload.rb, line 37</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span> <span class="ruby-ivar">@opts</span> = <span class="ruby-identifier">get_options</span> <span class="ruby-keyword">case</span> <span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:dbm</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'dbm'</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:gdbm</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'gdbm'</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sdbm</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'sdbm'</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sqlite</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'sqlite'</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'storage/sqlitehash'</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sqlite3</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'sqlite3'</span> <span class="ruby-identifier">require</span> <span class="ruby-string">'storage/sqlite3hash'</span> <span class="ruby-keyword">end</span> <span class="ruby-ivar">@dbtop</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@db</span> = {} <span class="ruby-ivar">@count</span> = <span class="ruby-value">0</span> <span class="ruby-keyword">end</span></pre> </div><!-- new-source --> </div> </div><!-- new-method --> </section><!-- public-class-method-details --> <section id="public-instance-5Buntitled-5D-method-details" class="method-section section"> <h3 class="section-header">Public Instance Methods</h3> <div id="method-i-get_options" class="method-detail "> <div class="method-heading"> <span class="method-name">get_options</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Processes command line arguments</p> <div class="method-source-code" id="get_options-source"> <pre><span class="ruby-comment"># File dbload.rb, line 61</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">get_options</span> <span class="ruby-comment"># The myopts specified on the command line will be collected in *myopts*. </span> <span class="ruby-comment"># We set default values here. </span> <span class="ruby-identifier">myopts</span> = <span class="ruby-constant">OpenStruct</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ifile</span> = <span class="ruby-keyword">nil</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span> = <span class="ruby-keyword">nil</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span> = <span class="ruby-keyword">nil</span> <span class="ruby-identifier">opts</span> = <span class="ruby-constant">OptionParser</span>.<span class="ruby-identifier">new</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">opts</span><span class="ruby-operator">|</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">banner</span> = <span class="ruby-node">"Database Loader #{VERSION}"</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">separator</span> <span class="ruby-string">""</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">separator</span> <span class="ruby-node">"Usage: ruby #{$0} [options]"</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">separator</span> <span class="ruby-string">""</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">separator</span> <span class="ruby-string">"Options:"</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">on</span>(<span class="ruby-string">"-i"</span>, <span class="ruby-string">"--ifile FILE"</span>, <span class="ruby-constant">String</span>, <span class="ruby-string">"Select the yaml file to read"</span>, <span class="ruby-string">" defaults to same as database"</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ifile</span><span class="ruby-operator">|</span>} <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">on</span>(<span class="ruby-string">"-o"</span>, <span class="ruby-string">"--ofile FILE"</span>, <span class="ruby-constant">String</span>, <span class="ruby-string">"Select the database file to write"</span>, <span class="ruby-string">" extension determined automatically"</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span><span class="ruby-operator">|</span>} <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">on</span>(<span class="ruby-string">"-t"</span>, <span class="ruby-string">"--type DBTYPE"</span>, <span class="ruby-constant">DATABASES</span>, <span class="ruby-string">"Select the database type - required (no default)"</span>, <span class="ruby-node">" One of: #{DATABASES.join(", ")}"</span>, <span class="ruby-string">" Example: -t gdbm"</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span><span class="ruby-operator">|</span>} <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">on_tail</span>(<span class="ruby-string">"-h"</span>, <span class="ruby-string">"--help"</span>, <span class="ruby-string">"Show this message"</span>) <span class="ruby-keyword">do</span> <span class="ruby-identifier">puts</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">help</span> <span class="ruby-identifier">exit</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">on_tail</span>(<span class="ruby-string">"-v"</span>, <span class="ruby-string">"--version"</span>, <span class="ruby-string">"Show version"</span>) <span class="ruby-keyword">do</span> <span class="ruby-identifier">puts</span> <span class="ruby-node">"Database Loader #{VERSION}"</span> <span class="ruby-identifier">exit</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">parse!</span>(<span class="ruby-constant">ARGV</span>) <span class="ruby-identifier">raise</span>(<span class="ruby-constant">OptionParser</span><span class="ruby-operator">::</span><span class="ruby-constant">MissingArgument</span>.<span class="ruby-identifier">new</span>(<span class="ruby-string">"-t"</span>)) <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-operator">==</span> <span class="ruby-keyword">nil</span> <span class="ruby-identifier">raise</span>(<span class="ruby-constant">OptionParser</span><span class="ruby-operator">::</span><span class="ruby-constant">ParseError</span>, <span class="ruby-string">"Must specify input file!"</span>) <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ifile</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span> = <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ifile</span>.<span class="ruby-identifier">dup</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span> <span class="ruby-operator"><<</span> <span class="ruby-string">".gdbm"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-operator">==</span> <span class="ruby-value">:gdbm</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span> <span class="ruby-operator"><<</span> <span class="ruby-string">".sqlite"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-operator">==</span> <span class="ruby-value">:sqlite</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ofile</span> <span class="ruby-operator"><<</span> <span class="ruby-string">".sqlite3"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-operator">==</span> <span class="ruby-value">:sqlite3</span> <span class="ruby-identifier">myopts</span>.<span class="ruby-identifier">ifile</span> <span class="ruby-operator"><<</span> <span class="ruby-string">".yaml"</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">myopts</span> <span class="ruby-keyword">rescue</span> <span class="ruby-constant">OptionParser</span><span class="ruby-operator">::</span><span class="ruby-constant">ParseError</span> <span class="ruby-identifier">puts</span> <span class="ruby-node">"ERROR - #{$!}"</span> <span class="ruby-identifier">puts</span> <span class="ruby-string">"For help..."</span> <span class="ruby-identifier">puts</span> <span class="ruby-node">" ruby #{$0} --help"</span> <span class="ruby-identifier">exit</span> <span class="ruby-keyword">end</span></pre> </div><!-- get_options-source --> </div> </div><!-- get_options-method --> <div id="method-i-run" class="method-detail "> <div class="method-heading"> <span class="method-name">run</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Launches the loader</p> <div class="method-source-code" id="run-source"> <pre><span class="ruby-comment"># File dbload.rb, line 116</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">run</span> <span class="ruby-constant">YAML</span><span class="ruby-operator">::</span><span class="ruby-identifier">load_file</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ifile</span>).<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">o</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@dbtop</span> = <span class="ruby-identifier">o</span>.<span class="ruby-identifier">id</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">o</span>.<span class="ruby-identifier">id</span> <span class="ruby-operator">></span> <span class="ruby-ivar">@dbtop</span> <span class="ruby-ivar">@db</span>[<span class="ruby-identifier">o</span>.<span class="ruby-identifier">id</span>]=<span class="ruby-identifier">o</span> <span class="ruby-ivar">@count</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">case</span> <span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">dbtype</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sdbm</span> <span class="ruby-constant">SDBM</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ofile</span>, <span class="ruby-value">0666</span>) <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">db</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">db</span>[<span class="ruby-identifier">k</span>.<span class="ruby-identifier">to_s</span>] = <span class="ruby-constant">Utility</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">v</span>)} <span class="ruby-keyword">end</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:gdbm</span> <span class="ruby-constant">GDBM</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ofile</span>, <span class="ruby-value">0666</span>) <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">db</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">db</span>[<span class="ruby-identifier">k</span>.<span class="ruby-identifier">to_s</span>] = <span class="ruby-constant">Utility</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">v</span>)} <span class="ruby-keyword">end</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:dbm</span> <span class="ruby-constant">DBM</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ofile</span>, <span class="ruby-value">0666</span>) <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">db</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">db</span>[<span class="ruby-identifier">k</span>.<span class="ruby-identifier">to_s</span>] = <span class="ruby-constant">Utility</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">v</span>)} <span class="ruby-keyword">end</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sqlite</span> <span class="ruby-identifier">db</span> = <span class="ruby-constant">SQLite</span><span class="ruby-operator">::</span><span class="ruby-constant">Database</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ofile</span>) <span class="ruby-keyword">begin</span> <span class="ruby-identifier">db</span>.<span class="ruby-identifier">execute</span>(<span class="ruby-string">"drop table tmud;"</span>) <span class="ruby-keyword">rescue</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">db</span>.<span class="ruby-identifier">execute</span>(<span class="ruby-string">"create table tmud (id integer primary key, data text);"</span>) <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">db</span>[<span class="ruby-identifier">k</span>] = <span class="ruby-constant">Utility</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">v</span>)} <span class="ruby-identifier">db</span>.<span class="ruby-identifier">close</span> <span class="ruby-keyword">when</span> <span class="ruby-value">:sqlite3</span> <span class="ruby-identifier">db</span> = <span class="ruby-constant">SQLite3</span><span class="ruby-operator">::</span><span class="ruby-constant">Database</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@opts</span>.<span class="ruby-identifier">ofile</span>) <span class="ruby-keyword">begin</span> <span class="ruby-identifier">db</span>.<span class="ruby-identifier">execute</span>(<span class="ruby-string">"drop table tmud;"</span>) <span class="ruby-keyword">rescue</span> <span class="ruby-constant">Exception</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">db</span>.<span class="ruby-identifier">execute</span>(<span class="ruby-string">"create table tmud (id integer primary key, data text);"</span>) <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">db</span>[<span class="ruby-identifier">k</span>] = <span class="ruby-constant">Utility</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">v</span>)} <span class="ruby-identifier">db</span>.<span class="ruby-identifier">close</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">puts</span> <span class="ruby-node">"Highest object in use : #{@dbtop}"</span> <span class="ruby-identifier">puts</span> <span class="ruby-node">"Count of objects dumped : #{@count}"</span> <span class="ruby-keyword">end</span></pre> </div><!-- run-source --> </div> </div><!-- run-method --> </section><!-- public-instance-method-details --> </section><!-- 5Buntitled-5D --> </div><!-- documentation --> <footer id="validator-badges"> <p><a href="http://validator.w3.org/check/referer">[Validate]</a> <p>Generated by <a href="https://github.com/rdoc/rdoc">RDoc</a> 3.12.1. <p>Generated with the <a href="http://deveiate.org/projects/Darkfish-Rdoc/">Darkfish Rdoc Generator</a> 3. </footer>