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1<!DOCTYPE html>
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5 <meta name="generator" content="pandoc">
6 <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
7 <title>Shaarli – Download CSS styles from an OPML list</title>
8 <style type="text/css">code{white-space: pre;}</style>
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10div.sourceCode { overflow-x: auto; }
11table.sourceCode, tr.sourceCode, td.lineNumbers, td.sourceCode {
12 margin: 0; padding: 0; vertical-align: baseline; border: none; }
13table.sourceCode { width: 100%; line-height: 100%; }
14td.lineNumbers { text-align: right; padding-right: 4px; padding-left: 4px; color: #aaaaaa; border-right: 1px solid #aaaaaa; }
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16code > span.kw { color: #007020; font-weight: bold; } /* Keyword */
17code > span.dt { color: #902000; } /* DataType */
18code > span.dv { color: #40a070; } /* DecVal */
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22code > span.st { color: #4070a0; } /* String */
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24code > span.ot { color: #007020; } /* Other */
25code > span.al { color: #ff0000; font-weight: bold; } /* Alert */
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27code > span.er { color: #ff0000; font-weight: bold; } /* Error */
28code > span.wa { color: #60a0b0; font-weight: bold; font-style: italic; } /* Warning */
29code > span.cn { color: #880000; } /* Constant */
30code > span.sc { color: #4070a0; } /* SpecialChar */
31code > span.vs { color: #4070a0; } /* VerbatimString */
32code > span.ss { color: #bb6688; } /* SpecialString */
33code > span.im { } /* Import */
34code > span.va { color: #19177c; } /* Variable */
35code > span.cf { color: #007020; font-weight: bold; } /* ControlFlow */
36code > span.op { color: #666666; } /* Operator */
37code > span.bu { } /* BuiltIn */
38code > span.ex { } /* Extension */
39code > span.pp { color: #bc7a00; } /* Preprocessor */
40code > span.at { color: #7d9029; } /* Attribute */
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101</div>
102<h1 id="download-css-styles-from-an-opml-list">Download CSS styles from an OPML list</h1>
103<h3 id="download-css-styles-for-shaarlis-listed-in-an-opml-file">Download CSS styles for shaarlis listed in an opml file</h3>
104<p>Example php script:</p>
105<div class="sourceCode"><pre class="sourceCode php"><code class="sourceCode php">&lt;!---- <span class="ot">?</span>php --&gt;
106&lt;!---- 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) --&gt;</span>
107&lt;!---- License: zlib <span class="ot">(</span>http:<span class="co">//www.gzip.org/zlib/zlib_license.html) --&gt;</span>
108
109<span class="co">/**</span>
110<span class="co"> * Source: https://github.com/Riduidel</span>
111<span class="co"> * Download css styles for shaarlis listed in an opml file</span>
112<span class="co"> */</span>
113<span class="fu">define</span><span class="ot">(</span><span class="st">&quot;SHAARLI_RSS_OPML&quot;</span><span class="ot">,</span> <span class="st">&quot;https://www.ecirtam.net/shaarlirss/custom/people.opml&quot;</span><span class="ot">);</span>
114
115<span class="fu">define</span><span class="ot">(</span><span class="st">&quot;THEMES_TEMP_FOLDER&quot;</span><span class="ot">,</span> <span class="st">&quot;new_themes&quot;</span><span class="ot">);</span>
116
117<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> {
118 <span class="fu">mkdir</span><span class="ot">(</span><span class="kw">THEMES_TEMP_FOLDER</span><span class="ot">);</span>
119}
120
121<span class="kw">function</span> siteUrl<span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">)</span> {
122 <span class="kw">$indexPos</span> = <span class="fu">strpos</span><span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">,</span> <span class="st">&quot;index.php&quot;</span><span class="ot">);</span>
123 <span class="kw">if</span><span class="ot">(</span>!<span class="kw">$indexPos</span><span class="ot">)</span> {
124 <span class="kw">return</span> <span class="kw">$pathInSite</span><span class="ot">;</span>
125 } <span class="kw">else</span> {
126 <span class="kw">return</span> <span class="fu">substr</span><span class="ot">(</span><span class="kw">$pathInSite</span><span class="ot">,</span> <span class="dv">0</span><span class="ot">,</span> <span class="kw">$indexPos</span><span class="ot">);</span>
127 }
128}
129
130<span class="kw">function</span> createShaarliHashFromOPMLL<span class="ot">(</span><span class="kw">$opmlFile</span><span class="ot">)</span> {
131 <span class="kw">$result</span> = <span class="fu">array</span><span class="ot">();</span>
132 <span class="kw">$opml</span> = <span class="fu">file_get_contents</span><span class="ot">(</span><span class="kw">$opmlFile</span><span class="ot">);</span>
133 <span class="kw">$opmlXml</span> = <span class="fu">simplexml_load_string</span><span class="ot">(</span><span class="kw">$opml</span><span class="ot">);</span>
134 <span class="kw">$outlineElements</span> = <span class="kw">$opmlXml</span>-&gt;xpath<span class="ot">(</span><span class="st">&quot;body/outline&quot;</span><span class="ot">);</span>
135 <span class="kw">foreach</span><span class="ot">(</span><span class="kw">$outlineElements</span> <span class="kw">as</span> <span class="kw">$site</span><span class="ot">)</span> {
136 <span class="kw">$siteUrl</span> = siteUrl<span class="ot">(</span><span class="dt">(string)</span> <span class="kw">$site</span><span class="ot">[</span><span class="st">&#39;htmlUrl&#39;</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
137 <span class="kw">$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">&#39;text&#39;</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
138 }
139 <span class="kw">return</span> <span class="kw">$result</span><span class="ot">;</span>
140}
141
142<span class="kw">function</span> getSiteFolder<span class="ot">(</span><span class="kw">$url</span><span class="ot">)</span> {
143 <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>
144 <span class="kw">return</span> <span class="kw">THEMES_TEMP_FOLDER</span>.<span class="st">&quot;/&quot;</span>.<span class="fu">str_replace</span><span class="ot">(</span><span class="st">&quot;.&quot;</span><span class="ot">,</span> <span class="st">&quot;_&quot;</span><span class="ot">,</span> <span class="kw">$domain</span><span class="ot">);</span>
145}
146
147<span class="kw">function</span> get_http_response_code<span class="ot">(</span><span class="kw">$theURL</span><span class="ot">)</span> {
148 <span class="kw">$headers</span> = <span class="fu">get_headers</span><span class="ot">(</span><span class="kw">$theURL</span><span class="ot">);</span>
149 <span class="kw">return</span> <span class="fu">substr</span><span class="ot">(</span><span class="kw">$headers</span><span class="ot">[</span><span class="dv">0</span><span class="ot">],</span> <span class="dv">9</span><span class="ot">,</span> <span class="dv">3</span><span class="ot">);[](</span>.html<span class="ot">)</span>
150}
151
152<span class="co">/**</span>
153<span class="co"> * This makes the code PHP-5 only (particularly the call to &quot;get_headers&quot;)</span>
154<span class="co"> */</span>
155<span class="kw">function</span> copyUserStyleFrom<span class="ot">(</span><span class="kw">$url</span><span class="ot">,</span> <span class="kw">$name</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">)</span> {
156 <span class="kw">$userStyle</span> = <span class="kw">$url</span>.<span class="st">&quot;inc/user.css&quot;</span><span class="ot">;</span>
157 <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> {
158 <span class="co">// TODO add log message</span>
159 } <span class="kw">else</span> {
160 <span class="kw">$statusCode</span> = get_http_response_code<span class="ot">(</span><span class="kw">$userStyle</span><span class="ot">);</span>
161 <span class="kw">if</span><span class="ot">(</span><span class="fu">intval</span><span class="ot">(</span><span class="kw">$statusCode</span><span class="ot">)</span>&lt;<span class="dv">300</span><span class="ot">)</span> {
162 <span class="kw">$styleSheet</span> = <span class="fu">file_get_contents</span><span class="ot">(</span><span class="kw">$userStyle</span><span class="ot">);</span>
163 <span class="kw">$siteFolder</span> = getSiteFolder<span class="ot">(</span><span class="kw">$url</span><span class="ot">);</span>
164 <span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span><span class="ot">))</span> {
165 <span class="fu">mkdir</span><span class="ot">(</span><span class="kw">$siteFolder</span><span class="ot">);</span>
166 }
167 <span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/user.css&#39;</span><span class="ot">))</span> {
168 <span class="co">// Copy stylesheet</span>
169 <span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/user.css&#39;</span><span class="ot">,</span> <span class="kw">$styleSheet</span><span class="ot">);</span>
170 }
171 <span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/README.md&#39;</span><span class="ot">))</span> {
172 <span class="co">// Then write a readme.md file</span>
173 <span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/README.md&#39;</span><span class="ot">,</span>
174 <span class="st">&quot;User style from &quot;</span>.<span class="kw">$name</span>.<span class="st">&quot;</span><span class="kw">\n</span><span class="st">&quot;</span>
175 .<span class="st">&quot;=============================&quot;</span>
176 .<span class="st">&quot;</span><span class="kw">\n\n</span><span class="st">&quot;</span>
177 .<span class="st">&quot;This stylesheet was downloaded from &quot;</span>.<span class="kw">$userStyle</span>.<span class="st">&quot; on &quot;</span>.<span class="fu">date</span><span class="ot">(</span><span class="kw">DATE_RFC822</span><span class="ot">)</span>
178 <span class="ot">);</span>
179 }
180 <span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/config.ini&#39;</span><span class="ot">))</span> {
181 <span class="co">// Write a config file containing useful informations</span>
182 <span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/config.ini&#39;</span><span class="ot">,</span>
183 <span class="st">&quot;site_url=&quot;</span>.<span class="kw">$url</span>.<span class="st">&quot;</span><span class="kw">\n</span><span class="st">&quot;</span>
184 .<span class="st">&quot;site_name=&quot;</span>.<span class="kw">$name</span>.<span class="st">&quot;</span><span class="kw">\n</span><span class="st">&quot;</span>
185 <span class="ot">);</span>
186 }
187 <span class="kw">if</span><span class="ot">(</span>!<span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/home.png&#39;</span><span class="ot">))</span> {
188 <span class="co">// And finally copy generated thumbnail</span>
189 <span class="kw">$homeThumb</span> = <span class="kw">$siteFolder</span>.<span class="st">&#39;/home.png&#39;</span><span class="ot">;</span>
190 <span class="fu">file_put_contents</span><span class="ot">(</span><span class="kw">$siteFolder</span>.<span class="st">&#39;/home.png&#39;</span><span class="ot">,</span> <span class="fu">file_get_contents</span><span class="ot">(</span>getThumbnailUrl<span class="ot">(</span><span class="kw">$url</span><span class="ot">)));</span>
191 }
192 <span class="fu">echo</span> <span class="st">&#39;Theme have been downloaded from &lt;a href=&quot;&#39;</span>.<span class="kw">$url</span>.<span class="st">&#39;&quot;&gt;&#39;</span>.<span class="kw">$url</span>.<span class="st">&#39;&lt;/a&gt; into &#39;</span>.<span class="kw">$siteFolder</span>
193 .<span class="st">&#39;. It looks like &lt;img src=&quot;&#39;</span>.<span class="kw">$homeThumb</span>.<span class="st">&#39;&quot;&gt;&lt;br/&gt;&#39;</span><span class="ot">;</span>
194 }
195 }
196}
197
198<span class="kw">function</span> getThumbnailUrl<span class="ot">(</span><span class="kw">$url</span><span class="ot">)</span> {
199 <span class="kw">return</span> <span class="st">&#39;http://api.webthumbnail.org/?url=&#39;</span>.<span class="kw">$url</span><span class="ot">;</span>
200}
201
202<span class="kw">function</span> copyUserStylesFrom<span class="ot">(</span><span class="kw">$urlToNames</span><span class="ot">,</span> <span class="kw">$knownStyles</span><span class="ot">)</span> {
203 <span class="kw">foreach</span><span class="ot">(</span><span class="kw">$urlToNames</span> <span class="kw">as</span> <span class="kw">$url</span> =&gt; <span class="kw">$name</span><span class="ot">)</span> {
204 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">$knownStyles</span><span class="ot">);</span>
205 }
206}
207
208<span class="co">/**</span>
209<span class="co"> * Reading directory list, courtesy of http://www.laughing-buddha.net/php/dirlist/</span>
210<span class="co"> * </span><span class="an">@param</span><span class="co"> </span><span class="cv">directory</span><span class="co"> the directory we want to list files of</span>
211<span class="co"> * </span><span class="an">@return</span><span class="co"> a simple array containing the list of absolute file paths. Notice that current file (&quot;.&quot;) and parent one(&quot;..&quot;)</span>
212<span class="co"> * are not listed here</span>
213<span class="co"> */</span>
214<span class="kw">function</span> getDirectoryList <span class="ot">(</span><span class="kw">$directory</span><span class="ot">)</span> {
215 <span class="kw">$realPath</span> = <span class="fu">realpath</span><span class="ot">(</span><span class="kw">$directory</span><span class="ot">);</span>
216 <span class="co">// create an array to hold directory list</span>
217 <span class="kw">$results</span> = <span class="fu">array</span><span class="ot">();</span>
218 <span class="co">// create a handler for the directory</span>
219 <span class="kw">$handler</span> = <span class="fu">opendir</span><span class="ot">(</span><span class="kw">$directory</span><span class="ot">);</span>
220 <span class="co">// open directory and walk through the filenames</span>
221 <span class="kw">while</span> <span class="ot">(</span><span class="kw">$file</span> = <span class="fu">readdir</span><span class="ot">(</span><span class="kw">$handler</span><span class="ot">))</span> {
222 <span class="co">// if file isn&#39;t this directory or its parent, add it to the results</span>
223 <span class="kw">if</span> <span class="ot">(</span><span class="kw">$file</span> != <span class="st">&quot;.&quot;</span> &amp;&amp; <span class="kw">$file</span> != <span class="st">&quot;..&quot;</span><span class="ot">)</span> {
224 <span class="kw">$results</span><span class="ot">[</span> = <span class="fu">realpath</span><span class="ot">(</span><span class="kw">$realPath</span> . <span class="st">&quot;/&quot;</span> . <span class="kw">$file</span><span class="ot">);](</span>-=-<span class="fu">realpath</span><span class="ot">(</span><span class="kw">$realPath</span>-.-<span class="st">&quot;/&quot;</span>-.-<span class="kw">$file</span><span class="ot">);</span>.html<span class="ot">)</span>
225 }
226 }
227 <span class="co">// tidy up: close the handler</span>
228 <span class="fu">closedir</span><span class="ot">(</span><span class="kw">$handler</span><span class="ot">);</span>
229 <span class="co">// done!</span>
230 <span class="kw">return</span> <span class="kw">$results</span><span class="ot">;</span>
231}
232
233<span class="co">/**</span>
234<span class="co"> * Start in themes folder and look in all subfolders for config.ini files. </span>
235<span class="co"> * These config.ini files allow us not to download styles again and again</span>
236<span class="co"> */</span>
237<span class="kw">function</span> findKnownStyles<span class="ot">()</span> {
238 <span class="kw">$result</span> = <span class="fu">array</span><span class="ot">();</span>
239 <span class="kw">$subFolders</span> = getDirectoryList<span class="ot">(</span><span class="st">&quot;themes&quot;</span><span class="ot">);</span>
240 <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> {
241 <span class="kw">$configFile</span> = <span class="kw">$folder</span>.<span class="st">&quot;/config.ini&quot;</span><span class="ot">;</span>
242 <span class="kw">if</span><span class="ot">(</span><span class="fu">file_exists</span><span class="ot">(</span><span class="kw">$configFile</span><span class="ot">))</span> {
243 <span class="kw">$iniParameters</span> = <span class="fu">parse_ini_file</span><span class="ot">(</span><span class="kw">$configFile</span><span class="ot">);</span>
244 <span class="fu">array_push</span><span class="ot">(</span><span class="kw">$result</span><span class="ot">,</span> <span class="kw">$iniParameters</span><span class="ot">[</span><span class="st">&#39;site_url&#39;</span><span class="ot">]);[](</span>.html<span class="ot">)</span>
245 }
246 }
247 <span class="kw">return</span> <span class="kw">$result</span><span class="ot">;</span>
248}
249
250<span class="kw">$knownStyles</span> = findKnownStyles<span class="ot">();</span>
251copyUserStylesFrom<span class="ot">(</span>createShaarliHashFromOPMLL<span class="ot">(</span><span class="kw">SHAARLI_RSS_OPML</span><span class="ot">),</span> <span class="kw">$knownStyles</span><span class="ot">);</span>
252
253&lt;!--- <span class="ot">?</span> ----&gt;</code></pre></div>
254</body>
255</html>
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