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Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 400 and 401] [Versions 401 and 402] [Versions 401 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Unit test for the filter_urltolink
  19   *
  20   * @package    filter_urltolink
  21   * @category   phpunit
  22   * @copyright  2010 David Mudrak <david@moodle.com>
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  namespace filter_urltolink;
  27  
  28  use filter_urltolink;
  29  
  30  defined('MOODLE_INTERNAL') || die();
  31  
  32  global $CFG;
  33  require_once($CFG->dirroot . '/filter/urltolink/filter.php'); // Include the code to test
  34  
  35  
  36  class filter_test extends \basic_testcase {
  37  
  38      function get_convert_urls_into_links_test_cases() {
  39          // Create a 4095 and 4096 long URLs.
  40          $superlong4095 = str_pad('http://www.superlong4095.com?this=something', 4095, 'a');
  41          $superlong4096 = str_pad('http://www.superlong4096.com?this=something', 4096, 'a');
  42  
  43          $texts = array (
  44              //just a url
  45              'http://moodle.org - URL' => '<a href="http://moodle.org" class="_blanktarget">http://moodle.org</a> - URL',
  46              'www.moodle.org - URL' => '<a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a> - URL',
  47              //url with params
  48              'URL: http://moodle.org/s/i=1&j=2' => 'URL: <a href="http://moodle.org/s/i=1&j=2" class="_blanktarget">http://moodle.org/s/i=1&j=2</a>',
  49              //url with escaped params
  50              'URL: www.moodle.org/s/i=1&amp;j=2' => 'URL: <a href="http://www.moodle.org/s/i=1&amp;j=2" class="_blanktarget">www.moodle.org/s/i=1&amp;j=2</a>',
  51              //https url with params
  52              'URL: https://moodle.org/s/i=1&j=2' => 'URL: <a href="https://moodle.org/s/i=1&j=2" class="_blanktarget">https://moodle.org/s/i=1&j=2</a>',
  53              //url with port and params
  54              'URL: http://moodle.org:8080/s/i=1' => 'URL: <a href="http://moodle.org:8080/s/i=1" class="_blanktarget">http://moodle.org:8080/s/i=1</a>',
  55              // URL with complex fragment.
  56              'Most voted issues: https://tracker.moodle.org/browse/MDL#selectedTab=com.atlassian.jira.plugin.system.project%3Apopularissues-panel' => 'Most voted issues: <a href="https://tracker.moodle.org/browse/MDL#selectedTab=com.atlassian.jira.plugin.system.project%3Apopularissues-panel" class="_blanktarget">https://tracker.moodle.org/browse/MDL#selectedTab=com.atlassian.jira.plugin.system.project%3Apopularissues-panel</a>',
  57              // Domain with more parts
  58              'URL: www.bbc.co.uk.' => 'URL: <a href="http://www.bbc.co.uk" class="_blanktarget">www.bbc.co.uk</a>.',
  59              // URL in brackets.
  60              '(http://moodle.org) - URL' => '(<a href="http://moodle.org" class="_blanktarget">http://moodle.org</a>) - URL',
  61              '(www.moodle.org) - URL' => '(<a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a>) - URL',
  62              // URL in brackets with a path.
  63              '(http://example.com/index.html) - URL' => '(<a href="http://example.com/index.html" class="_blanktarget">http://example.com/index.html</a>) - URL',
  64              '(www.example.com/index.html) - URL' => '(<a href="http://www.example.com/index.html" class="_blanktarget">www.example.com/index.html</a>) - URL',
  65              // URL in brackets with anchor.
  66              '(http://moodle.org/main#anchor) - URL' => '(<a href="http://moodle.org/main#anchor" class="_blanktarget">http://moodle.org/main#anchor</a>) - URL',
  67              '(www.moodle.org/main#anchor) - URL' => '(<a href="http://www.moodle.org/main#anchor" class="_blanktarget">www.moodle.org/main#anchor</a>) - URL',
  68              // URL in square brackets.
  69              '[http://moodle.org] - URL' => '[<a href="http://moodle.org" class="_blanktarget">http://moodle.org</a>] - URL',
  70              '[www.moodle.org] - URL' => '[<a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a>] - URL',
  71              // URL in square brackets with a path.
  72              '[http://example.com/index.html] - URL' => '[<a href="http://example.com/index.html" class="_blanktarget">http://example.com/index.html</a>] - URL',
  73              '[www.example.com/index.html] - URL' => '[<a href="http://www.example.com/index.html" class="_blanktarget">www.example.com/index.html</a>] - URL',
  74              // URL in square brackets with anchor.
  75              '[http://moodle.org/main#anchor] - URL' => '[<a href="http://moodle.org/main#anchor" class="_blanktarget">http://moodle.org/main#anchor</a>] - URL',
  76              '[www.moodle.org/main#anchor] - URL' => '[<a href="http://www.moodle.org/main#anchor" class="_blanktarget">www.moodle.org/main#anchor</a>] - URL',
  77              //brackets within the url
  78              'URL: http://cc.org/url_(withpar)_go/?i=2' => 'URL: <a href="http://cc.org/url_(withpar)_go/?i=2" class="_blanktarget">http://cc.org/url_(withpar)_go/?i=2</a>',
  79              'URL: www.cc.org/url_(withpar)_go/?i=2' => 'URL: <a href="http://www.cc.org/url_(withpar)_go/?i=2" class="_blanktarget">www.cc.org/url_(withpar)_go/?i=2</a>',
  80              'URL: http://cc.org/url_(with)_(par)_go/?i=2' => 'URL: <a href="http://cc.org/url_(with)_(par)_go/?i=2" class="_blanktarget">http://cc.org/url_(with)_(par)_go/?i=2</a>',
  81              'URL: www.cc.org/url_(with)_(par)_go/?i=2' => 'URL: <a href="http://www.cc.org/url_(with)_(par)_go/?i=2" class="_blanktarget">www.cc.org/url_(with)_(par)_go/?i=2</a>',
  82              // URL legitimately ending in a bracket. Commented out as part of MDL-22390. See next tests for work-arounds.
  83              // 'http://en.wikipedia.org/wiki/Slash_(punctuation)'=>'<a href="http://en.wikipedia.org/wiki/Slash_(punctuation)" class="_blanktarget">http://en.wikipedia.org/wiki/Slash_(punctuation)</a>',
  84              'http://en.wikipedia.org/wiki/%28#Parentheses_.28_.29 - URL' => '<a href="http://en.wikipedia.org/wiki/%28#Parentheses_.28_.29" class="_blanktarget">http://en.wikipedia.org/wiki/%28#Parentheses_.28_.29</a> - URL',
  85              'http://en.wikipedia.org/wiki/(#Parentheses_.28_.29 - URL' => '<a href="http://en.wikipedia.org/wiki/(#Parentheses_.28_.29" class="_blanktarget">http://en.wikipedia.org/wiki/(#Parentheses_.28_.29</a> - URL',
  86              //escaped brackets in url
  87              'http://en.wikipedia.org/wiki/Slash_%28punctuation%29'=>'<a href="http://en.wikipedia.org/wiki/Slash_%28punctuation%29" class="_blanktarget">http://en.wikipedia.org/wiki/Slash_%28punctuation%29</a>',
  88              //anchor tag
  89              'URL: <a href="http://moodle.org">http://moodle.org</a>' => 'URL: <a href="http://moodle.org">http://moodle.org</a>',
  90              'URL: <a href="http://moodle.org">www.moodle.org</a>' => 'URL: <a href="http://moodle.org">www.moodle.org</a>',
  91              'URL: <a href="http://moodle.org"> http://moodle.org</a>' => 'URL: <a href="http://moodle.org"> http://moodle.org</a>',
  92              'URL: <a href="http://moodle.org"> www.moodle.org</a>' => 'URL: <a href="http://moodle.org"> www.moodle.org</a>',
  93              //escaped anchor tag. Commented out as part of MDL-21183
  94              //htmlspecialchars('escaped anchor tag <a href="http://moodle.org">www.moodle.org</a>') => 'escaped anchor tag &lt;a href="http://moodle.org"&gt; www.moodle.org&lt;/a&gt;',
  95              //trailing fullstop
  96              'URL: http://moodle.org/s/i=1&j=2.' => 'URL: <a href="http://moodle.org/s/i=1&j=2" class="_blanktarget">http://moodle.org/s/i=1&j=2</a>.',
  97              'URL: www.moodle.org/s/i=1&amp;j=2.' => 'URL: <a href="http://www.moodle.org/s/i=1&amp;j=2" class="_blanktarget">www.moodle.org/s/i=1&amp;j=2</a>.',
  98              //trailing unmatched bracket
  99              'URL: http://moodle.org)<br />' => 'URL: <a href="http://moodle.org" class="_blanktarget">http://moodle.org</a>)<br />',
 100              //partially escaped html
 101              'URL: <p>text www.moodle.org&lt;/p> text' => 'URL: <p>text <a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a>&lt;/p> text',
 102              //decimal url parameter
 103              'URL: www.moodle.org?u=1.23' => 'URL: <a href="http://www.moodle.org?u=1.23" class="_blanktarget">www.moodle.org?u=1.23</a>',
 104              //escaped space in url
 105              'URL: www.moodle.org?u=test+param&' => 'URL: <a href="http://www.moodle.org?u=test+param&" class="_blanktarget">www.moodle.org?u=test+param&</a>',
 106              //multiple urls
 107              'URL: http://moodle.org www.moodle.org'
 108              => 'URL: <a href="http://moodle.org" class="_blanktarget">http://moodle.org</a> <a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a>',
 109              //containing anchor tags including a class parameter and a url to convert
 110              'URL: <a href="http://moodle.org">http://moodle.org</a> www.moodle.org <a class="customclass" href="http://moodle.org">http://moodle.org</a>'
 111              => 'URL: <a href="http://moodle.org">http://moodle.org</a> <a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a> <a class="customclass" href="http://moodle.org">http://moodle.org</a>',
 112              //subdomain
 113              'http://subdomain.moodle.org - URL' => '<a href="http://subdomain.moodle.org" class="_blanktarget">http://subdomain.moodle.org</a> - URL',
 114              //multiple subdomains
 115              'http://subdomain.subdomain.moodle.org - URL' => '<a href="http://subdomain.subdomain.moodle.org" class="_blanktarget">http://subdomain.subdomain.moodle.org</a> - URL',
 116              //looks almost like a link but isnt
 117              'This contains http, http:// and www but no actual links.'=>'This contains http, http:// and www but no actual links.',
 118              //no link at all
 119              'This is a story about moodle.coming to a cinema near you.'=>'This is a story about moodle.coming to a cinema near you.',
 120              //URLs containing utf 8 characters
 121              'http://Iñtërnâtiônàlizætiøn.com?ô=nëø'=>'<a href="http://Iñtërnâtiônàlizætiøn.com?ô=nëø" class="_blanktarget">http://Iñtërnâtiônàlizætiøn.com?ô=nëø</a>',
 122              'www.Iñtërnâtiônàlizætiøn.com?ô=nëø'=>'<a href="http://www.Iñtërnâtiônàlizætiøn.com?ô=nëø" class="_blanktarget">www.Iñtërnâtiônàlizætiøn.com?ô=nëø</a>',
 123              //text containing utf 8 characters outside of a url
 124              'Iñtërnâtiônàlizætiøn is important to http://moodle.org'=>'Iñtërnâtiônàlizætiøn is important to <a href="http://moodle.org" class="_blanktarget">http://moodle.org</a>',
 125              //too hard to identify without additional regexs
 126              'moodle.org' => 'moodle.org',
 127              //some text with no link between related html tags
 128              '<b>no link here</b>' => '<b>no link here</b>',
 129              //some text with a link between related html tags
 130              '<b>a link here www.moodle.org</b>' => '<b>a link here <a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a></b>',
 131              //some text containing a link within unrelated tags
 132              '<br />This is some text. www.moodle.com then some more text<br />' => '<br />This is some text. <a href="http://www.moodle.com" class="_blanktarget">www.moodle.com</a> then some more text<br />',
 133              //check we aren't modifying img tags
 134              'image<img src="http://moodle.org/logo/logo-240x60.gif" />' => 'image<img src="http://moodle.org/logo/logo-240x60.gif" />',
 135              'image<img src="www.moodle.org/logo/logo-240x60.gif" />'    => 'image<img src="www.moodle.org/logo/logo-240x60.gif" />',
 136              'image<img src="http://www.example.com/logo.gif" />'        => 'image<img src="http://www.example.com/logo.gif" />',
 137              //and another url within one tag
 138              '<td background="http://moodle.org">&nbsp;</td>' => '<td background="http://moodle.org">&nbsp;</td>',
 139              '<td background="www.moodle.org">&nbsp;</td>' => '<td background="www.moodle.org">&nbsp;</td>',
 140              '<form name="input" action="http://moodle.org/submit.asp" method="get">'=>'<form name="input" action="http://moodle.org/submit.asp" method="get">',
 141              '<input type="submit" value="Go to http://moodle.org">' => '<input type="submit" value="Go to http://moodle.org">',
 142              '<td background="https://www.moodle.org">&nbsp;</td>' => '<td background="https://www.moodle.org">&nbsp;</td>',
 143              // CSS URLs.
 144              '<table style="background-image: url(\'http://moodle.org/pic.jpg\');">' => '<table style="background-image: url(\'http://moodle.org/pic.jpg\');">',
 145              '<table style="background-image: url(http://moodle.org/pic.jpg);">' => '<table style="background-image: url(http://moodle.org/pic.jpg);">',
 146              '<table style="background-image: url("http://moodle.org/pic.jpg");">' => '<table style="background-image: url("http://moodle.org/pic.jpg");">',
 147              '<table style="background-image: url( http://moodle.org/pic.jpg );">' => '<table style="background-image: url( http://moodle.org/pic.jpg );">',
 148              //partially escaped img tag
 149              'partially escaped img tag &lt;img src="http://moodle.org/logo/logo-240x60.gif" />' => 'partially escaped img tag &lt;img src="http://moodle.org/logo/logo-240x60.gif" />',
 150              //fully escaped img tag. Commented out as part of MDL-21183
 151              //htmlspecialchars('fully escaped img tag <img src="http://moodle.org/logo/logo-240x60.gif" />') => 'fully escaped img tag &lt;img src="http://moodle.org/logo/logo-240x60.gif" /&gt;',
 152              //Double http with www
 153              'One more link like http://www.moodle.org to test' => 'One more link like <a href="http://www.moodle.org" class="_blanktarget">http://www.moodle.org</a> to test',
 154              //Encoded URLs in the path
 155              'URL: http://127.0.0.1/one%28parenthesis%29/path?param=value' => 'URL: <a href="http://127.0.0.1/one%28parenthesis%29/path?param=value" class="_blanktarget">http://127.0.0.1/one%28parenthesis%29/path?param=value</a>',
 156              'URL: www.localhost.com/one%28parenthesis%29/path?param=value' => 'URL: <a href="http://www.localhost.com/one%28parenthesis%29/path?param=value" class="_blanktarget">www.localhost.com/one%28parenthesis%29/path?param=value</a>',
 157              //Encoded URLs in the query
 158              'URL: http://127.0.0.1/path/to?param=value_with%28parenthesis%29&param2=1' => 'URL: <a href="http://127.0.0.1/path/to?param=value_with%28parenthesis%29&param2=1" class="_blanktarget">http://127.0.0.1/path/to?param=value_with%28parenthesis%29&param2=1</a>',
 159              'URL: www.localhost.com/path/to?param=value_with%28parenthesis%29&param2=1' => 'URL: <a href="http://www.localhost.com/path/to?param=value_with%28parenthesis%29&param2=1" class="_blanktarget">www.localhost.com/path/to?param=value_with%28parenthesis%29&param2=1</a>',
 160              // Test URL less than 4096 characters in size is converted to link.
 161              'URL: ' . $superlong4095 => 'URL: <a href="' . $superlong4095 . '" class="_blanktarget">' . $superlong4095 . '</a>',
 162              // Test URL equal to or greater than 4096 characters in size is not converted to link.
 163              'URL: ' . $superlong4096 => 'URL: ' . $superlong4096,
 164              // Testing URL within a span tag.
 165              'URL: <span style="kasd"> my link to http://google.com </span>' => 'URL: <span style="kasd"> my link to <a href="http://google.com" class="_blanktarget">http://google.com</a> </span>',
 166              // Nested tags test.
 167              '<b><i>www.google.com</i></b>' => '<b><i><a href="http://www.google.com" class="_blanktarget">www.google.com</a></i></b>',
 168              '<input type="submit" value="Go to http://moodle.org">' => '<input type="submit" value="Go to http://moodle.org">',
 169              // Test realistic content.
 170              '<p><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22.3999996185303px;">Lorem ipsum amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut http://google.com aliquip ex ea <a href="http://google.com">commodo consequat</a>. Duis aute irure in reprehenderit in excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing mollit anim id est laborum.</span><br></p>'
 171              =>
 172              '<p><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22.3999996185303px;">Lorem ipsum amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut <a href="http://google.com" class="_blanktarget">http://google.com</a> aliquip ex ea <a href="http://google.com">commodo consequat</a>. Duis aute irure in reprehenderit in excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia <a href="https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing" class="_blanktarget">https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing</a> <a href="https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing" class="_blanktarget">https://docs.google.com/document/d/BrokenLinkPleaseAyacDHc_Ov8aoskoSVQsfmLHP_jYAkRMk/edit?usp=sharing</a> mollit anim id est laborum.</span><br></p>',
 173              // Test some broken html.
 174              '5 < 10 www.google.com <a href="hi.com">im a link</a>' => '5 < 10 <a href="http://www.google.com" class="_blanktarget">www.google.com</a> <a href="hi.com">im a link</a>',
 175              'h3 (www.styles.com/h3) < h1 (www.styles.com/h1)' => 'h3 (<a href="http://www.styles.com/h3" class="_blanktarget">www.styles.com/h3</a>) < h1 (<a href="http://www.styles.com/h1" class="_blanktarget">www.styles.com/h1</a>)',
 176              '<p>text www.moodle.org&lt;/p> text' => '<p>text <a href="http://www.moodle.org" class="_blanktarget">www.moodle.org</a>&lt;/p> text',
 177              // Some more urls.
 178              '<link rel="search" type="application/opensearchdescription+xml" href="/osd.jsp" title="Peer review - Moodle Tracker"/>' => '<link rel="search" type="application/opensearchdescription+xml" href="/osd.jsp" title="Peer review - Moodle Tracker"/>',
 179              '<a href="https://moodledev.io"></a><span>www.google.com</span><span class="placeholder"></span>' =>
 180                  '<a href="https://moodledev.io"></a><span>' .
 181                  '<a href="http://www.google.com" class="_blanktarget">www.google.com</a></span><span class="placeholder"></span>',
 182              'http://nolandforzombies.com <a href="zombiesFTW.com">Zombies FTW</a> http://aliens.org' => '<a href="http://nolandforzombies.com" class="_blanktarget">http://nolandforzombies.com</a> <a href="zombiesFTW.com">Zombies FTW</a> <a href="http://aliens.org" class="_blanktarget">http://aliens.org</a>',
 183              // Test 'nolink' class.
 184              'URL: <span class="nolink">http://moodle.org</span>' => 'URL: <span class="nolink">http://moodle.org</span>',
 185              '<span class="nolink">URL: http://moodle.org</span>' => '<span class="nolink">URL: http://moodle.org</span>',
 186              //URLs in Javascript. Commented out as part of MDL-21183
 187              //'var url="http://moodle.org";'=>'var url="http://moodle.org";',
 188              //'var url = "http://moodle.org";'=>'var url = "http://moodle.org";',
 189              //'var url="www.moodle.org";'=>'var url="www.moodle.org";',
 190              //'var url = "www.moodle.org";'=>'var url = "www.moodle.org";',
 191              //doctype. do we care about this failing?
 192              //'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN http://www.w3.org/TR/html4/strict.dtd">'=>'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN http://www.w3.org/TR/html4/strict.dtd">'
 193          );
 194  
 195          $data = array();
 196          foreach ($texts as $text => $correctresult) {
 197              $data[] = array($text, $correctresult);
 198          }
 199          return $data;
 200      }
 201  
 202      /**
 203       * @dataProvider get_convert_urls_into_links_test_cases
 204       */
 205      function test_convert_urls_into_links($text, $correctresult) {
 206          $testablefilter = new testable_filter_urltolink();
 207          $testablefilter->convert_urls_into_links($text);
 208          $this->assertEquals($correctresult, $text);
 209      }
 210  
 211  }
 212  
 213  
 214  /**
 215   * Test subclass that makes all the protected methods we want to test public.
 216   */
 217  class testable_filter_urltolink extends filter_urltolink {
 218      public function __construct() {
 219      }
 220      public function convert_urls_into_links(&$text) {
 221          parent::convert_urls_into_links($text);
 222      }
 223  }