257 lines
22 KiB
HTML
257 lines
22 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="generator" content="pandoc">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
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<title>Shaarli – Download CSS styles from an OPML list</title>
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<style type="text/css">code{white-space: pre;}</style>
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<style type="text/css">
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div.sourceCode { overflow-x: auto; }
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table.sourceCode, tr.sourceCode, td.lineNumbers, td.sourceCode {
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margin: 0; padding: 0; vertical-align: baseline; border: none; }
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table.sourceCode { width: 100%; line-height: 100%; }
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td.lineNumbers { text-align: right; padding-right: 4px; padding-left: 4px; color: #aaaaaa; border-right: 1px solid #aaaaaa; }
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td.sourceCode { padding-left: 5px; }
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code > span.kw { color: #007020; font-weight: bold; } /* Keyword */
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code > span.dt { color: #902000; } /* DataType */
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code > span.dv { color: #40a070; } /* DecVal */
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code > span.bn { color: #40a070; } /* BaseN */
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code > span.fl { color: #40a070; } /* Float */
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code > span.ch { color: #4070a0; } /* Char */
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code > span.st { color: #4070a0; } /* String */
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code > span.co { color: #60a0b0; font-style: italic; } /* Comment */
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code > span.ot { color: #007020; } /* Other */
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code > span.al { color: #ff0000; font-weight: bold; } /* Alert */
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code > span.fu { color: #06287e; } /* Function */
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code > span.er { color: #ff0000; font-weight: bold; } /* Error */
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code > span.wa { color: #60a0b0; font-weight: bold; font-style: italic; } /* Warning */
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code > span.cn { color: #880000; } /* Constant */
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code > span.sc { color: #4070a0; } /* SpecialChar */
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code > span.vs { color: #4070a0; } /* VerbatimString */
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code > span.ss { color: #bb6688; } /* SpecialString */
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code > span.im { } /* Import */
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code > span.va { color: #19177c; } /* Variable */
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code > span.cf { color: #007020; font-weight: bold; } /* ControlFlow */
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code > span.op { color: #666666; } /* Operator */
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code > span.bu { } /* BuiltIn */
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code > span.ex { } /* Extension */
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code > span.pp { color: #bc7a00; } /* Preprocessor */
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code > span.at { color: #7d9029; } /* Attribute */
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code > span.do { color: #ba2121; font-style: italic; } /* Documentation */
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code > span.an { color: #60a0b0; font-weight: bold; font-style: italic; } /* Annotation */
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code > span.cv { color: #60a0b0; font-weight: bold; font-style: italic; } /* CommentVar */
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code > span.in { color: #60a0b0; font-weight: bold; font-style: italic; } /* Information */
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</style>
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<link rel="stylesheet" href="github-markdown.css">
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<!--[if lt IE 9]>
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<script src="//cdnjs.cloudflare.com/ajax/libs/html5shiv/3.7.3/html5shiv-printshiv.min.js"></script>
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<![endif]-->
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</head>
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<body>
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<div id="local-sidebar">
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<ul>
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<li><a href="Home.html">Home</a></li>
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<li>Setup
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<ul>
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<li><a href="Download-and-Installation.html">Download and Installation</a></li>
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<li><a href="Upgrade-and-migration.html">Upgrade and migration</a></li>
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<li><a href="Server-requirements.html">Server requirements</a></li>
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<li><a href="Server-configuration.html">Server configuration</a></li>
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<li><a href="Server-security.html">Server security</a></li>
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<li><a href="Shaarli-configuration.html">Shaarli configuration</a></li>
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<li><a href="Plugins.html">Plugins</a></li>
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</ul></li>
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<li><a href="Docker.html">Docker</a></li>
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<li><a href="Usage.html">Usage</a>
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<ul>
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<li><a href="Sharing-button.html">Sharing button</a> (bookmarklet)</li>
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<li><a href="Browsing-and-Searching.html">Browsing and Searching</a></li>
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<li><a href="Firefox-share.html">Firefox share</a></li>
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<li><a href="RSS-feeds.html">RSS feeds</a></li>
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<li><a href="REST-API.html">REST API</a></li>
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</ul></li>
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<li>How To
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<ul>
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<li><a href="Backup,-restore,-import-and-export.html">Backup, restore, import and export</a></li>
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<li><a href="Copy-an-existing-installation-over-SSH-and-serve-it-locally.html">Copy an existing installation over SSH and serve it locally</a></li>
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<li><a href="Create-and-serve-multiple-Shaarlis-(farm).html">Create and serve multiple Shaarlis (farm)</a></li>
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<li><a href="Download-CSS-styles-from-an-OPML-list.html">Download CSS styles from an OPML list</a></li>
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<li><a href="Datastore-hacks.html">Datastore hacks</a></li>
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</ul></li>
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<li><a href="Troubleshooting.html">Troubleshooting</a></li>
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<li><a href="Development.html">Development</a>
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<ul>
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<li><a href="GnuPG-signature.html">GnuPG signature</a></li>
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<li><a href="Coding-guidelines.html">Coding guidelines</a></li>
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<li><a href="Directory-structure.html">Directory structure</a></li>
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<li><a href="3rd-party-libraries.html">3rd party libraries</a></li>
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<li><a href="Plugin-System.html">Plugin System</a></li>
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<li><a href="Release-Shaarli.html">Release Shaarli</a></li>
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<li><a href="Versioning-and-Branches.html">Versioning and Branches</a></li>
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<li><a href="Security.html">Security</a></li>
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<li><a href="Static-analysis.html">Static analysis</a></li>
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<li><a href="Theming.html">Theming</a></li>
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<li><a href="Unit-tests.html">Unit tests</a></li>
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</ul></li>
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<li>About
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<ul>
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<li><a href="FAQ.html">FAQ</a></li>
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<li><a href="Community-&-Related-software.html">Community & Related software</a></li>
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</ul></li>
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</ul>
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</div>
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<h1 id="download-css-styles-from-an-opml-list">Download CSS styles from an OPML list</h1>
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<h3 id="download-css-styles-for-shaarlis-listed-in-an-opml-file">Download CSS styles for shaarlis listed in an opml file</h3>
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<p>Example php script:</p>
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<div class="sourceCode"><pre class="sourceCode php"><code class="sourceCode php"><!---- <span class="ot">?</span>php -->
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<!---- Copyright <span class="ot">(</span>c<span class="ot">)</span> <span class="dv">2014</span> Nicolas Delsaux <span class="ot">(</span>https<span class="ot">:</span><span class="co">//github.com/Riduidel) --></span>
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<!---- License: zlib <span class="ot">(</span>http:<span class="co">//www.gzip.org/zlib/zlib_license.html) --></span>
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<span class="co">/**</span>
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<span class="co"> * Source: https://github.com/Riduidel</span>
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<span class="co"> * Download css styles for shaarlis listed in an opml file</span>
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<span class="co"> */</span>
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<span class="fu">define</span><span class="ot">(</span><span class="st">"SHAARLI_RSS_OPML"</span><span class="ot">,</span> <span class="st">"https://www.ecirtam.net/shaarlirss/custom/people.opml"</span><span class="ot">);</span>
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<span class="fu">define</span><span class="ot">(</span><span class="st">"THEMES_TEMP_FOLDER"</span><span class="ot">,</span> <span class="st">"new_themes"</span><span class="ot">);</span>
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">THEMES_TEMP_FOLDER</span><span class="ot">))</span> {
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<span class="fu">mkdir</span><span class="ot">(</span><span class="kw">THEMES_TEMP_FOLDER</span><span class="ot">);</span>
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}
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<span class="kw">function</span> siteUrl<span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">)</span> {
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<span class="kw">$indexPos</span> = <span class="fu">strpos</span><span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">,</span> <span class="st">"index.php"</span><span class="ot">);</span>
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<span class="kw">if</span><span class="ot">(</span>!<span class="kw">$indexPos</span><span class="ot">)</span> {
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<span class="kw">return</span> <span class="kw">$pathInSite</span><span class="ot">;</span>
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} <span class="kw">else</span> {
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<span class="kw">return</span> <span class="fu">substr</span><span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">,</span> <span class="dv">0</span><span class="ot">,</span> <span class="kw">$indexPos</span><span class="ot">);</span>
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}
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}
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<span class="kw">function</span> createShaarliHashFromOPMLL<span class="ot">(</span><span class="kw">$opmlFile</span><span class="ot">)</span> {
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<span class="kw">$result</span> = <span class="fu">array</span><span class="ot">();</span>
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<span class="kw">$opml</span> = <span class="fu">file_get_contents</span><span class="ot">(</span><span class="kw">$opmlFile</span><span class="ot">);</span>
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<span class="kw">$opmlXml</span> = <span class="fu">simplexml_load_string</span><span class="ot">(</span><span class="kw">$opml</span><span class="ot">);</span>
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<span class="kw">$outlineElements</span> = <span class="kw">$opmlXml</span>->xpath<span class="ot">(</span><span class="st">"body/outline"</span><span class="ot">);</span>
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<span class="kw">foreach</span><span class="ot">(</span><span class="kw">$outlineElements</span> <span class="kw">as</span> <span class="kw">$site</span><span class="ot">)</span> {
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<span class="kw">$siteUrl</span> = siteUrl<span class="ot">(</span><span class="dt">(string)</span> <span class="kw">$site</span><span class="ot">[</span><span class="st">'htmlUrl'</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
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<span class="kw">$result</span><span class="ot">[</span><span class="kw">$siteUrl</span><span class="ot">]</span>=<span class="ot">(</span><span class="dt">(string)</span> <span class="kw">$site</span><span class="ot">[</span><span class="st">'text'</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
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}
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<span class="kw">return</span> <span class="kw">$result</span><span class="ot">;</span>
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}
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<span class="kw">function</span> getSiteFolder<span class="ot">(</span><span class="kw">$url</span><span class="ot">)</span> {
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<span class="kw">$domain</span> = <span class="fu">parse_url</span><span class="ot">(</span><span class="kw">$url</span><span class="ot">,</span> <span class="kw">PHP_URL_HOST</span><span class="ot">);</span>
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<span class="kw">return</span> <span class="kw">THEMES_TEMP_FOLDER</span>.<span class="st">"/"</span>.<span class="fu">str_replace</span><span class="ot">(</span><span class="st">"."</span><span class="ot">,</span> <span class="st">"_"</span><span class="ot">,</span> <span class="kw">$domain</span><span class="ot">);</span>
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}
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<span class="kw">function</span> get_http_response_code<span class="ot">(</span><span class="kw">$theURL</span><span class="ot">)</span> {
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<span class="kw">$headers</span> = <span class="fu">get_headers</span><span class="ot">(</span><span class="kw">$theURL</span><span class="ot">);</span>
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<span class="kw">return</span> <span class="fu">substr</span><span class="ot">(</span><span class="kw">$headers</span><span class="ot">[</span><span class="dv">0</span><span class="ot">],</span> <span class="dv">9</span><span class="ot">,</span> <span class="dv">3</span><span class="ot">);[](</span>.html<span class="ot">)</span>
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}
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<span class="co">/**</span>
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<span class="co"> * This makes the code PHP-5 only (particularly the call to "get_headers")</span>
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<span class="co"> */</span>
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<span class="kw">function</span> copyUserStyleFrom<span class="ot">(</span><span class="kw">$url</span><span class="ot">,</span> <span class="kw">$name</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">)</span> {
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<span class="kw">$userStyle</span> = <span class="kw">$url</span>.<span class="st">"inc/user.css"</span><span class="ot">;</span>
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<span class="kw">if</span><span class="ot">(</span><span class="fu">in_array</span><span class="ot">(</span><span class="kw">$url</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">))</span> {
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<span class="co">// </span><span class="al">TODO</span><span class="co"> add log message</span>
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} <span class="kw">else</span> {
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<span class="kw">$statusCode</span> = get_http_response_code<span class="ot">(</span><span class="kw">$userStyle</span><span class="ot">);</span>
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<span class="kw">if</span><span class="ot">(</span><span class="fu">intval</span><span class="ot">(</span><span class="kw">$statusCode</span><span class="ot">)</span><<span class="dv">300</span><span class="ot">)</span> {
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<span class="kw">$styleSheet</span> = <span class="fu">file_get_contents</span><span class="ot">(</span><span class="kw">$userStyle</span><span class="ot">);</span>
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<span class="kw">$siteFolder</span> = getSiteFolder<span class="ot">(</span><span class="kw">$url</span><span class="ot">);</span>
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span><span class="ot">))</span> {
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<span class="fu">mkdir</span><span class="ot">(</span><span class="kw">$siteFolder</span><span class="ot">);</span>
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}
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/user.css'</span><span class="ot">))</span> {
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<span class="co">// Copy stylesheet</span>
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<span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/user.css'</span><span class="ot">,</span> <span class="kw">$styleSheet</span><span class="ot">);</span>
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}
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/README.md'</span><span class="ot">))</span> {
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<span class="co">// Then write a readme.md file</span>
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<span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/README.md'</span><span class="ot">,</span>
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<span class="st">"User style from "</span>.<span class="kw">$name</span>.<span class="st">"</span><span class="kw">\n</span><span class="st">"</span>
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.<span class="st">"============================="</span>
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.<span class="st">"</span><span class="kw">\n\n</span><span class="st">"</span>
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.<span class="st">"This stylesheet was downloaded from "</span>.<span class="kw">$userStyle</span>.<span class="st">" on "</span>.<span class="fu">date</span><span class="ot">(</span><span class="kw">DATE_RFC822</span><span class="ot">)</span>
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<span class="ot">);</span>
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}
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/config.ini'</span><span class="ot">))</span> {
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<span class="co">// Write a config file containing useful informations</span>
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<span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/config.ini'</span><span class="ot">,</span>
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<span class="st">"site_url="</span>.<span class="kw">$url</span>.<span class="st">"</span><span class="kw">\n</span><span class="st">"</span>
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.<span class="st">"site_name="</span>.<span class="kw">$name</span>.<span class="st">"</span><span class="kw">\n</span><span class="st">"</span>
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<span class="ot">);</span>
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}
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<span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/home.png'</span><span class="ot">))</span> {
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<span class="co">// And finally copy generated thumbnail</span>
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<span class="kw">$homeThumb</span> = <span class="kw">$siteFolder</span>.<span class="st">'/home.png'</span><span class="ot">;</span>
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<span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">'/home.png'</span><span class="ot">,</span> <span class="fu">file_get_contents</span><span class="ot">(</span>getThumbnailUrl<span class="ot">(</span><span class="kw">$url</span><span class="ot">)));</span>
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}
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<span class="fu">echo</span> <span class="st">'Theme have been downloaded from <a href="'</span>.<span class="kw">$url</span>.<span class="st">'">'</span>.<span class="kw">$url</span>.<span class="st">'</a> into '</span>.<span class="kw">$siteFolder</span>
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.<span class="st">'. It looks like <img src="'</span>.<span class="kw">$homeThumb</span>.<span class="st">'"><br/>'</span><span class="ot">;</span>
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}
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}
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}
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<span class="kw">function</span> getThumbnailUrl<span class="ot">(</span><span class="kw">$url</span><span class="ot">)</span> {
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<span class="kw">return</span> <span class="st">'http://api.webthumbnail.org/?url='</span>.<span class="kw">$url</span><span class="ot">;</span>
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}
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||
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<span class="kw">function</span> copyUserStylesFrom<span class="ot">(</span><span class="kw">$urlToNames</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">)</span> {
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<span class="kw">foreach</span><span class="ot">(</span><span class="kw">$urlToNames</span> <span class="kw">as</span> <span class="kw">$url</span> => <span class="kw">$name</span><span class="ot">)</span> {
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copyUserStyleFrom<span class="ot">(</span><span class="kw">$url</span><span class="ot">,</span> <span class="kw">$name</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">);</span>
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}
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}
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<span class="co">/**</span>
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<span class="co"> * Reading directory list, courtesy of http://www.laughing-buddha.net/php/dirlist/</span>
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<span class="co"> * </span><span class="an">@param</span><span class="co"> </span><span class="cv">directory</span><span class="co"> the directory we want to list files of</span>
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<span class="co"> * </span><span class="an">@return</span><span class="co"> a simple array containing the list of absolute file paths. Notice that current file (".") and parent one("..")</span>
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<span class="co"> * are not listed here</span>
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<span class="co"> */</span>
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<span class="kw">function</span> getDirectoryList <span class="ot">(</span><span class="kw">$directory</span><span class="ot">)</span> {
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<span class="kw">$realPath</span> = <span class="fu">realpath</span><span class="ot">(</span><span class="kw">$directory</span><span class="ot">);</span>
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<span class="co">// create an array to hold directory list</span>
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<span class="kw">$results</span> = <span class="fu">array</span><span class="ot">();</span>
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<span class="co">// create a handler for the directory</span>
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<span class="kw">$handler</span> = <span class="fu">opendir</span><span class="ot">(</span><span class="kw">$directory</span><span class="ot">);</span>
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<span class="co">// open directory and walk through the filenames</span>
|
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<span class="kw">while</span> <span class="ot">(</span><span class="kw">$file</span> = <span class="fu">readdir</span><span class="ot">(</span><span class="kw">$handler</span><span class="ot">))</span> {
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<span class="co">// if file isn't this directory or its parent, add it to the results</span>
|
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<span class="kw">if</span> <span class="ot">(</span><span class="kw">$file</span> != <span class="st">"."</span> && <span class="kw">$file</span> != <span class="st">".."</span><span class="ot">)</span> {
|
||
<span class="kw">$results</span><span class="ot">[</span> = <span class="fu">realpath</span><span class="ot">(</span><span class="kw">$realPath</span> . <span class="st">"/"</span> . <span class="kw">$file</span><span class="ot">);](</span>-=-<span class="fu">realpath</span><span class="ot">(</span><span class="kw">$realPath</span>-.-<span class="st">"/"</span>-.-<span class="kw">$file</span><span class="ot">);</span>.html<span class="ot">)</span>
|
||
}
|
||
}
|
||
<span class="co">// tidy up: close the handler</span>
|
||
<span class="fu">closedir</span><span class="ot">(</span><span class="kw">$handler</span><span class="ot">);</span>
|
||
<span class="co">// done!</span>
|
||
<span class="kw">return</span> <span class="kw">$results</span><span class="ot">;</span>
|
||
}
|
||
|
||
<span class="co">/**</span>
|
||
<span class="co"> * Start in themes folder and look in all subfolders for config.ini files. </span>
|
||
<span class="co"> * These config.ini files allow us not to download styles again and again</span>
|
||
<span class="co"> */</span>
|
||
<span class="kw">function</span> findKnownStyles<span class="ot">()</span> {
|
||
<span class="kw">$result</span> = <span class="fu">array</span><span class="ot">();</span>
|
||
<span class="kw">$subFolders</span> = getDirectoryList<span class="ot">(</span><span class="st">"themes"</span><span class="ot">);</span>
|
||
<span class="kw">foreach</span><span class="ot">(</span><span class="kw">$subFolders</span> <span class="kw">as</span> <span class="kw">$folder</span><span class="ot">)</span> {
|
||
<span class="kw">$configFile</span> = <span class="kw">$folder</span>.<span class="st">"/config.ini"</span><span class="ot">;</span>
|
||
<span class="kw">if</span><span class="ot">(</span><span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$configFile</span><span class="ot">))</span> {
|
||
<span class="kw">$iniParameters</span> = <span class="fu">parse_ini_file</span><span class="ot">(</span><span class="kw">$configFile</span><span class="ot">);</span>
|
||
<span class="fu">array_push</span><span class="ot">(</span><span class="kw">$result</span><span class="ot">,</span> <span class="kw">$iniParameters</span><span class="ot">[</span><span class="st">'site_url'</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
|
||
}
|
||
}
|
||
<span class="kw">return</span> <span class="kw">$result</span><span class="ot">;</span>
|
||
}
|
||
|
||
<span class="kw">$knownStyles</span> = findKnownStyles<span class="ot">();</span>
|
||
copyUserStylesFrom<span class="ot">(</span>createShaarliHashFromOPMLL<span class="ot">(</span><span class="kw">SHAARLI_RSS_OPML</span><span class="ot">),</span> <span class="kw">$knownStyles</span><span class="ot">);</span>
|
||
|
||
<!--- <span class="ot">?</span> ----></code></pre></div>
|
||
</body>
|
||
</html>
|