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7 <title>Shaarli – Example patch add new via field for links</title>
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67<h1 id="example-patch-add-new-via-field-for-links">Example patch add new via field for links</h1>
68<p>Example patch to add a new field (&quot;via&quot;) for links, an input field to set the &quot;via&quot; property from the &quot;edit link&quot; dialog, and display the &quot;via&quot; field in the link list display. <strong>Untested, use at your own risk</strong></p>
69<p>Thanks to @Knah-Tsaeb in <a href="https://github.com/sebsauvage/Shaarli/pull/158" class="uri">https://github.com/sebsauvage/Shaarli/pull/158</a></p>
70<pre><code>From e0f363c18e8fe67990ed2bb1a08652e24e70bbcb Mon Sep 17 00:00:00 2001
71From: Knah Tsaeb &lt;knah-tsaeb@knah-tsaeb.org&gt;
72Date: Fri, 11 Oct 2013 15:18:37 +0200
73Subject: [PATCH] Add a &quot;via&quot;/origin property for links, add new input in &quot;edit link&quot; dialog[](.html)
74Thanks to:
75* https://github.com/Knah-Tsaeb/Shaarli/commit/040eb18ec8cdabd5ea855e108f81f97fbf0478c4
76* https://github.com/Knah-Tsaeb/Shaarli/commit/4123658eae44d7564d1128ce52ddd5689efee813
77* https://github.com/Knah-Tsaeb/Shaarli/commit/f1a8ca9cc8fe49b119d51b2d8382cc1a34542f96
78
79---
80 index.php | 43 ++++++++++++++++++++++++++++++++-----------
81 tpl/editlink.html | 1 +
82 tpl/linklist.html | 1 +
83 3 files changed, 34 insertions(+), 11 deletions(-)
84
85diff --git a/index.php b/index.php
86index 6fae2f8..53f798e 100644
87--- a/index.php
88+++ b/index.php
89@@ -436,6 +436,12 @@ if (isset($_POST[&#39;login&#39;]))[](.html)
90 // ------------------------------------------------------------------------------------------
91 // Misc utility functions:
92
93+// Try to get just domain for @via
94+function getJustDomain($url){
95+ $parts = parse_url($url);
96+ return trim($parts[&#39;host&#39;]);[](.html)
97+ }
98+
99 // Returns the server URL (including port and http/https), without path.
100 // e.g. &quot;http://myserver.com:8080&quot;
101 // You can append $_SERVER[&#39;SCRIPT_NAME&#39;] to get the current script URL.[](.html)
102@@ -799,7 +805,8 @@ class linkdb implements Iterator, Countable, ArrayAccess
103 $found= (strpos(strtolower($l[&#39;title&#39;]),$s)!==false)[](.html)
104 || (strpos(strtolower($l[&#39;description&#39;]),$s)!==false)[](.html)
105 || (strpos(strtolower($l[&#39;url&#39;]),$s)!==false)[](.html)
106- || (strpos(strtolower($l[&#39;tags&#39;]),$s)!==false);[](.html)
107+ || (strpos(strtolower($l[&#39;tags&#39;]),$s)!==false)[](.html)
108+ || (!empty($l[&#39;via&#39;]) &amp;&amp; (strpos(strtolower($l[&#39;via&#39;]),$s)!==false));[](.html)
109 if ($found) $filtered[$l[&#39;linkdate&#39;[ = $l;](-=-$l;.html)
110 }
111 krsort($filtered);
112@@ -814,7 +821,7 @@ class linkdb implements Iterator, Countable, ArrayAccess
113 $t = str_replace(&#39;,&#39;,&#39; &#39;,($casesensitive?$tags:strtolower($tags)));
114 $searchtags=explode(&#39; &#39;,$t);
115 $filtered=array();
116- foreach($this-&gt;links as $l)
117+ foreach($this-&gt; links as $l)
118 {
119 $linktags = explode(&#39; &#39;,($casesensitive?$l[&#39;tags&#39;]:strtolower($l[&#39;tags&#39;])));[](.html)
120 if (count(array_intersect($linktags,$searchtags)) == count($searchtags))
121@@ -905,7 +912,7 @@ function showRSS()
122 else $linksToDisplay = $LINKSDB;
123 $nblinksToDisplay = 50; // Number of links to display.
124 if (!empty($_GET[&#39;nb&#39;])) // In URL, you can specificy the number of links. Example: nb=200 or nb=all for all links.[](.html)
125- {
126+ {
127 $nblinksToDisplay = $_GET[&#39;nb&#39;]==&#39;all&#39; ? count($linksToDisplay) : max($_GET[&#39;nb&#39;]+0,1) ;[](.html)
128 }
129
130@@ -944,7 +951,12 @@ function showRSS()
131 // If user wants permalinks first, put the final link in description
132 if ($usepermalinks===true) $descriptionlink = &#39;(&lt;a href=&quot;&#39;.$absurl.&#39;&quot;&gt;Link&lt;/a&gt;)&#39;;
133 if (strlen($link[&#39;description&#39;])&gt;0) $descriptionlink = &#39;&lt;br&gt;&#39;.$descriptionlink;[](.html)
134- echo &#39;&lt;description&gt;&lt;![CDATA[&#39;.nl2br(keepMultipleSpaces(text2clickable(htmlspecialchars($link[&#39;description&#39;])))).$descriptionlink.&#39;[&gt;&lt;/description&gt;&#39;.&quot;\n&lt;/item&gt;\n&quot;;](&gt;&lt;/description&gt;&#39;.&quot;\n&lt;/item&gt;\n&quot;;.html)
135+ if(!empty($link[&#39;via&#39;])){[](.html)
136+ $via = &#39;&lt;br&gt;Origine =&gt; &lt;a href=&quot;&#39;.htmlspecialchars($link[&#39;via&#39;]).&#39;&quot;&gt;&#39;.htmlspecialchars(getJustDomain($link[&#39;via&#39;])).&#39;&lt;/a&gt;&#39;;[](.html)
137+ } else {
138+ $via = &#39;&#39;;
139+ }
140+ echo &#39;&lt;description&gt;&lt;![CDATA[&#39;.nl2br(keepMultipleSpaces(text2clickable(htmlspecialchars($link[&#39;description&#39;])))).$via.$descriptionlink.&#39;[&gt;&lt;/description&gt;&#39;.&quot;\n&lt;/item&gt;\n&quot;;](&gt;&lt;/description&gt;&#39;.&quot;\n&lt;/item&gt;\n&quot;;.html)
141 $i++;
142 }
143 echo &#39;&lt;/channel&gt;&lt;/rss&gt;&lt;!-- Cached version of &#39;.htmlspecialchars(pageUrl()).&#39; --&gt;&#39;;
144@@ -980,7 +992,7 @@ function showATOM()
145 else $linksToDisplay = $LINKSDB;
146 $nblinksToDisplay = 50; // Number of links to display.
147 if (!empty($_GET[&#39;nb&#39;])) // In URL, you can specificy the number of links. Example: nb=200 or nb=all for all links.[](.html)
148- {
149+ {
150 $nblinksToDisplay = $_GET[&#39;nb&#39;]==&#39;all&#39; ? count($linksToDisplay) : max($_GET[&#39;nb&#39;]+0,1) ;[](.html)
151 }
152
153@@ -1006,11 +1018,16 @@ function showATOM()
154
155 // Add permalink in description
156 $descriptionlink = htmlspecialchars(&#39;(&lt;a href=&quot;&#39;.$guid.&#39;&quot;&gt;Permalink&lt;/a&gt;)&#39;);
157+ if(isset($link[&#39;via&#39;]) &amp;&amp; !empty($link[&#39;via&#39;])){[](.html)
158+ $via = htmlspecialchars(&#39;&lt;/br&gt; Origine =&gt; &lt;a href=&quot;&#39;.$link[&#39;via&#39;].&#39;&quot;&gt;&#39;.getJustDomain($link[&#39;via&#39;]).&#39;&lt;/a&gt;&#39;);[](.html)
159+ } else {
160+ $via = &#39;&#39;;
161+ }
162 // If user wants permalinks first, put the final link in description
163 if ($usepermalinks===true) $descriptionlink = htmlspecialchars(&#39;(&lt;a href=&quot;&#39;.$absurl.&#39;&quot;&gt;Link&lt;/a&gt;)&#39;);
164 if (strlen($link[&#39;description&#39;])&gt;0) $descriptionlink = &#39;&amp;lt;br&amp;gt;&#39;.$descriptionlink;[](.html)
165
166- $entries.=&#39;&lt;content type=&quot;html&quot;&gt;&#39;.htmlspecialchars(nl2br(keepMultipleSpaces(text2clickable(htmlspecialchars($link[&#39;description&#39;]))))).$descriptionlink.&quot;&lt;/content&gt;\n&quot;;[](.html)
167+ $entries.=&#39;&lt;content type=&quot;html&quot;&gt;&#39;.htmlspecialchars(nl2br(keepMultipleSpaces(text2clickable(htmlspecialchars($link[&#39;description&#39;]))))).$descriptionlink.$via.&quot;&lt;/content&gt;\n&quot;;[](.html)
168 if ($link[&#39;tags&#39;]!=&#39;&#39;) // Adding tags to each ATOM entry (as mentioned in ATOM specification)[](.html)
169 {
170 foreach(explode(&#39; &#39;,$link[&#39;tags&#39;]) as $tag)[](.html)
171@@ -1478,7 +1495,7 @@ function renderPage()
172 if (!startsWith($url,&#39;http:&#39;) &amp;&amp; !startsWith($url,&#39;https:&#39;) &amp;&amp; !startsWith($url,&#39;ftp:&#39;) &amp;&amp; !startsWith($url,&#39;magnet:&#39;) &amp;&amp; !startsWith($url,&#39;?&#39;))
173 $url = &#39;http://&#39;.$url;
174 $link = array(&#39;title&#39;=&gt;trim($_POST[&#39;lf_title&#39;]),&#39;url&#39;=&gt;$url,&#39;description&#39;=&gt;trim($_POST[&#39;lf_description&#39;]),&#39;private&#39;=&gt;(isset($_POST[&#39;lf_private&#39;]) ? 1 : 0),[](.html)
175- &#39;linkdate&#39;=&gt;$linkdate,&#39;tags&#39;=&gt;str_replace(&#39;,&#39;,&#39; &#39;,$tags));
176+ &#39;linkdate&#39;=&gt;$linkdate,&#39;tags&#39;=&gt;str_replace(&#39;,&#39;,&#39; &#39;,$tags), &#39;via&#39;=&gt;trim($_POST[&#39;lf_via&#39;]));[](.html)
177 if ($link[&#39;title&#39;]==&#39;&#39;) $link[&#39;title&#39;]=$link[&#39;url&#39;]; // If title is empty, use the URL as title.[](.html)
178 $LINKSDB[$linkdate] = $link;[](.html)
179 $LINKSDB-&gt;savedb(); // Save to disk.
180@@ -1556,7 +1573,8 @@ function renderPage()
181 $title = (empty($_GET[&#39;title&#39;]) ? &#39;&#39; : $_GET[&#39;title&#39;] ); // Get title if it was provided in URL (by the bookmarklet).[](.html)
182 $description = (empty($_GET[&#39;description&#39;]) ? &#39;&#39; : $_GET[&#39;description&#39;]); // Get description if it was provided in URL (by the bookmarklet). [Bronco added that][](.html)
183 $tags = (empty($_GET[&#39;tags&#39;]) ? &#39;&#39; : $_GET[&#39;tags&#39;] ); // Get tags if it was provided in URL[](.html)
184- $private = (!empty($_GET[&#39;private&#39;]) &amp;&amp; $_GET[&#39;private&#39;] === &quot;1&quot; ? 1 : 0); // Get private if it was provided in URL [](.html)
185+ $via = (empty($_GET[&#39;via&#39;]) ? &#39;&#39; : $_GET[&#39;via&#39;] );[](.html)
186+ $private = (!empty($_GET[&#39;private&#39;]) &amp;&amp; $_GET[&#39;private&#39;] === &quot;1&quot; ? 1 : 0); // Get private if it was provided in URL[](.html)
187 if (($url!=&#39;&#39;) &amp;&amp; parse_url($url,PHP_URL_SCHEME)==&#39;&#39;) $url = &#39;http://&#39;.$url;
188 // If this is an HTTP link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
189 if (empty($title) &amp;&amp; parse_url($url,PHP_URL_SCHEME)==&#39;http&#39;)
190@@ -1567,7 +1585,7 @@ function renderPage()
191 {
192 // Look for charset in html header.
193 preg_match(&#39;#&lt;meta .*charset=.*&gt;#Usi&#39;, $data, $meta);
194-
195+
196 // If found, extract encoding.
197 if (!empty($meta[0]))[](.html)
198 {
199@@ -1577,7 +1595,7 @@ function renderPage()
200 $html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : &#39;utf-8&#39;;[](.html)
201 }
202 else { $html_charset = &#39;utf-8&#39;; }
203-
204+
205 // Extract title
206 $title = html_extract_title($data);
207 if (!empty($title))
208@@ -1592,7 +1610,7 @@ function renderPage()
209 $url=&#39;?&#39;.smallHash($linkdate);
210 $title=&#39;Note: &#39;;
211 }
212- $link = array(&#39;linkdate&#39;=&gt;$linkdate,&#39;title&#39;=&gt;$title,&#39;url&#39;=&gt;$url,&#39;description&#39;=&gt;$description,&#39;tags&#39;=&gt;$tags,&#39;private&#39;=&gt;$private);
213+ $link = array(&#39;linkdate&#39;=&gt;$linkdate,&#39;title&#39;=&gt;$title,&#39;url&#39;=&gt;$url,&#39;description&#39;=&gt;$description,&#39;tags&#39;=&gt;$tags,&#39;via&#39; =&gt; $via,&#39;private&#39;=&gt;$private);
214 }
215
216 $PAGE = new pageBuilder;
217@@ -1842,6 +1860,9 @@ function buildLinkList($PAGE,$LINKSDB)
218 $taglist = explode(&#39; &#39;,$link[&#39;tags&#39;]);[](.html)
219 uasort($taglist, &#39;strcasecmp&#39;);
220 $link[&#39;taglist&#39;]=$taglist;[](.html)
221+ if(!empty($link[&#39;via&#39;])){[](.html)
222+ $link[&#39;via&#39;]=htmlspecialchars($link[&#39;via&#39;]);[](.html)
223+ }
224 $linkDisp[$keys[$i[ = $link;](-=-$link;.html)
225 $i++;
226 }
227diff --git a/tpl/editlink.html b/tpl/editlink.html
228index 4a2c30c..14d4f9c 100644
229--- a/tpl/editlink.html
230+++ b/tpl/editlink.html
231@@ -16,6 +16,7 @@
232 &lt;i&gt;Title&lt;/i&gt;&lt;br&gt;&lt;input type=&quot;text&quot; name=&quot;lf_title&quot; value=&quot;{$link.title|htmlspecialchars}&quot; style=&quot;width:100%&quot;&gt;&lt;br&gt;
233 &lt;i&gt;Description&lt;/i&gt;&lt;br&gt;&lt;textarea name=&quot;lf_description&quot; rows=&quot;4&quot; cols=&quot;25&quot; style=&quot;width:100%&quot;&gt;{$link.description|htmlspecialchars}&lt;/textarea&gt;&lt;br&gt;
234 &lt;i&gt;Tags&lt;/i&gt;&lt;br&gt;&lt;input type=&quot;text&quot; id=&quot;lf_tags&quot; name=&quot;lf_tags&quot; value=&quot;{$link.tags|htmlspecialchars}&quot; style=&quot;width:100%&quot;&gt;&lt;br&gt;
235+ &lt;i&gt;Origine&lt;/i&gt;&lt;br&gt;&lt;input type=&quot;text&quot; name=&quot;lf_via&quot; value=&quot;{$link.via|htmlspecialchars}&quot; style=&quot;width:100%&quot;&gt;&lt;br&gt;
236 {if condition=&quot;($link_is_new &amp;&amp; $GLOBALS[&#39;privateLinkByDefault&#39;]==true) || $link.private == true&quot;}[](.html)
237 &lt;input type=&quot;checkbox&quot; checked=&quot;checked&quot; name=&quot;lf_private&quot; id=&quot;lf_private&quot;&gt;
238 &amp;nbsp;&lt;label for=&quot;lf_private&quot;&gt;&lt;i&gt;Private&lt;/i&gt;&lt;/label&gt;&lt;br&gt;
239diff --git a/tpl/linklist.html b/tpl/linklist.html
240index ddc38cb..0a8475f 100644
241--- a/tpl/linklist.html
242+++ b/tpl/linklist.html
243@@ -43,6 +43,7 @@
244 &lt;span class=&quot;linktitle&quot;&gt;&lt;a href=&quot;{$redirector}{$value.url|htmlspecialchars}&quot;&gt;{$value.title|htmlspecialchars}&lt;/a&gt;&lt;/span&gt;
245 &lt;br&gt;
246 {if=&quot;$value.description&quot;}&lt;div class=&quot;linkdescription&quot;{if condition=&quot;$search_type==&#39;permalink&#39;&quot;} style=&quot;max-height:none !important;&quot;{/if}&gt;{$value.description}&lt;/div&gt;{/if}
247+ {if condition=&quot;isset($value.via) &amp;&amp; !empty($value.via)&quot;}&lt;div&gt;&lt;a href=&quot;{$value.via}&quot;&gt;Origine =&gt; {$value.via|getJustDomain}&lt;/a&gt;&lt;/div&gt;{/if}
248 {if=&quot;!$GLOBALS[&#39;config&#39;[&#39;HIDE_TIMESTAMPS&#39;] || isLoggedIn()&quot;}](&#39;HIDE_TIMESTAMPS&#39;]-||-isLoggedIn()&quot;}.html)
249 &lt;span class=&quot;linkdate&quot; title=&quot;Permalink&quot;&gt;&lt;a href=&quot;?{$value.linkdate|smallHash}&quot;&gt;{$value.localdate|htmlspecialchars} - permalink&lt;/a&gt; - &lt;/span&gt;
250 {else}
251--
2522.1.1</code></pre>
253</body>
254</html>
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