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127 lines
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<main>
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<article id="content">
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<header>
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<h1 class="title">Module <code>onionr.communicatorutils.downloadblocks.shoulddownload</code></h1>
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</header>
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<section id="section-intro">
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<p>Onionr - Private P2P Communication</p>
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<p>Check if a block should be downloaded (if we already have it or its blacklisted or not)</p>
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<details class="source">
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<summary>Source code</summary>
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<pre><code class="python">'''
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Onionr - Private P2P Communication
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Check if a block should be downloaded (if we already have it or its blacklisted or not)
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'''
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'''
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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from coredb import blockmetadb
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from onionrblocks import onionrblacklist
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def should_download(comm_inst, block_hash):
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blacklist = onionrblacklist.OnionrBlackList()
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ret_data = True
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if block_hash in blockmetadb.get_block_list(): # Dont download block we have
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ret_data = False
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else:
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if blacklist.inBlacklist(block_hash): # Dont download blacklisted block
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ret_data = False
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if ret_data is False:
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# Remove block from communicator queue if it shouldnt be downloaded
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try:
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del comm_inst.blockQueue[block_hash]
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except KeyError:
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pass
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return ret_data</code></pre>
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</details>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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<h2 class="section-title" id="header-functions">Functions</h2>
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<dl>
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<dt id="onionr.communicatorutils.downloadblocks.shoulddownload.should_download"><code class="name flex">
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<span>def <span class="ident">should_download</span></span>(<span>comm_inst, block_hash)</span>
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</code></dt>
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<dd>
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<section class="desc"></section>
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<details class="source">
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<summary>Source code</summary>
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<pre><code class="python">def should_download(comm_inst, block_hash):
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blacklist = onionrblacklist.OnionrBlackList()
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ret_data = True
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if block_hash in blockmetadb.get_block_list(): # Dont download block we have
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ret_data = False
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else:
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if blacklist.inBlacklist(block_hash): # Dont download blacklisted block
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ret_data = False
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if ret_data is False:
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# Remove block from communicator queue if it shouldnt be downloaded
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try:
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del comm_inst.blockQueue[block_hash]
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except KeyError:
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pass
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return ret_data</code></pre>
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</details>
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</dd>
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</dl>
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</section>
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<section>
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</section>
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</article>
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<nav id="sidebar">
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<h1>Index</h1>
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<div class="toc">
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<ul></ul>
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</div>
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<ul id="index">
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<li><h3>Super-module</h3>
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<ul>
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<li><code><a title="onionr.communicatorutils.downloadblocks" href="index.html">onionr.communicatorutils.downloadblocks</a></code></li>
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</ul>
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</li>
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<li><h3><a href="#header-functions">Functions</a></h3>
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<ul class="">
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<li><code><a title="onionr.communicatorutils.downloadblocks.shoulddownload.should_download" href="#onionr.communicatorutils.downloadblocks.shoulddownload.should_download">should_download</a></code></li>
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</ul>
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</li>
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</ul>
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